From 317c0644ccf108aa23ef3fd8358bd66c2840bfc0 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 14 Apr 2024 15:40:54 +0200 Subject: Adding upstream version 5:7.2.4. Signed-off-by: Daniel Baumann --- deps/jemalloc/test/unit/SFMT.c | 1599 ++++++++++++++++++++ deps/jemalloc/test/unit/a0.c | 16 + deps/jemalloc/test/unit/arena_decay.c | 436 ++++++ deps/jemalloc/test/unit/arena_decay.sh | 3 + deps/jemalloc/test/unit/arena_reset.c | 361 +++++ deps/jemalloc/test/unit/arena_reset_prof.c | 4 + deps/jemalloc/test/unit/arena_reset_prof.sh | 3 + deps/jemalloc/test/unit/atomic.c | 229 +++ deps/jemalloc/test/unit/background_thread.c | 118 ++ deps/jemalloc/test/unit/background_thread_enable.c | 96 ++ deps/jemalloc/test/unit/base.c | 265 ++++ deps/jemalloc/test/unit/batch_alloc.c | 189 +++ deps/jemalloc/test/unit/batch_alloc.sh | 3 + deps/jemalloc/test/unit/batch_alloc_prof.c | 1 + deps/jemalloc/test/unit/batch_alloc_prof.sh | 3 + deps/jemalloc/test/unit/binshard.c | 154 ++ deps/jemalloc/test/unit/binshard.sh | 3 + deps/jemalloc/test/unit/bit_util.c | 307 ++++ deps/jemalloc/test/unit/bitmap.c | 343 +++++ deps/jemalloc/test/unit/buf_writer.c | 196 +++ deps/jemalloc/test/unit/cache_bin.c | 384 +++++ deps/jemalloc/test/unit/ckh.c | 211 +++ deps/jemalloc/test/unit/counter.c | 80 + deps/jemalloc/test/unit/decay.c | 283 ++++ deps/jemalloc/test/unit/div.c | 29 + deps/jemalloc/test/unit/double_free.c | 77 + deps/jemalloc/test/unit/double_free.h | 1 + deps/jemalloc/test/unit/edata_cache.c | 226 +++ deps/jemalloc/test/unit/emitter.c | 533 +++++++ deps/jemalloc/test/unit/extent_quantize.c | 141 ++ deps/jemalloc/test/unit/fb.c | 954 ++++++++++++ deps/jemalloc/test/unit/fork.c | 141 ++ deps/jemalloc/test/unit/fxp.c | 394 +++++ deps/jemalloc/test/unit/hash.c | 173 +++ deps/jemalloc/test/unit/hook.c | 586 +++++++ deps/jemalloc/test/unit/hpa.c | 459 ++++++ deps/jemalloc/test/unit/hpa_background_thread.c | 188 +++ deps/jemalloc/test/unit/hpa_background_thread.sh | 4 + deps/jemalloc/test/unit/hpdata.c | 244 +++ deps/jemalloc/test/unit/huge.c | 108 ++ deps/jemalloc/test/unit/inspect.c | 278 ++++ deps/jemalloc/test/unit/inspect.sh | 5 + deps/jemalloc/test/unit/junk.c | 195 +++ deps/jemalloc/test/unit/junk.sh | 5 + deps/jemalloc/test/unit/junk_alloc.c | 1 + deps/jemalloc/test/unit/junk_alloc.sh | 5 + deps/jemalloc/test/unit/junk_free.c | 1 + deps/jemalloc/test/unit/junk_free.sh | 5 + deps/jemalloc/test/unit/log.c | 198 +++ deps/jemalloc/test/unit/mallctl.c | 1274 ++++++++++++++++ deps/jemalloc/test/unit/malloc_conf_2.c | 29 + deps/jemalloc/test/unit/malloc_conf_2.sh | 1 + deps/jemalloc/test/unit/malloc_io.c | 268 ++++ deps/jemalloc/test/unit/math.c | 390 +++++ deps/jemalloc/test/unit/mpsc_queue.c | 304 ++++ deps/jemalloc/test/unit/mq.c | 89 ++ deps/jemalloc/test/unit/mtx.c | 57 + deps/jemalloc/test/unit/nstime.c | 252 +++ deps/jemalloc/test/unit/oversize_threshold.c | 133 ++ deps/jemalloc/test/unit/pa.c | 126 ++ deps/jemalloc/test/unit/pack.c | 166 ++ deps/jemalloc/test/unit/pack.sh | 4 + deps/jemalloc/test/unit/pages.c | 29 + deps/jemalloc/test/unit/peak.c | 47 + deps/jemalloc/test/unit/ph.c | 330 ++++ deps/jemalloc/test/unit/prng.c | 189 +++ deps/jemalloc/test/unit/prof_accum.c | 84 + deps/jemalloc/test/unit/prof_accum.sh | 5 + deps/jemalloc/test/unit/prof_active.c | 119 ++ deps/jemalloc/test/unit/prof_active.sh | 5 + deps/jemalloc/test/unit/prof_gdump.c | 77 + deps/jemalloc/test/unit/prof_gdump.sh | 6 + deps/jemalloc/test/unit/prof_hook.c | 169 +++ deps/jemalloc/test/unit/prof_hook.sh | 6 + deps/jemalloc/test/unit/prof_idump.c | 57 + deps/jemalloc/test/unit/prof_idump.sh | 8 + deps/jemalloc/test/unit/prof_log.c | 151 ++ deps/jemalloc/test/unit/prof_log.sh | 5 + deps/jemalloc/test/unit/prof_mdump.c | 216 +++ deps/jemalloc/test/unit/prof_mdump.sh | 6 + deps/jemalloc/test/unit/prof_recent.c | 678 +++++++++ deps/jemalloc/test/unit/prof_recent.sh | 5 + deps/jemalloc/test/unit/prof_reset.c | 266 ++++ deps/jemalloc/test/unit/prof_reset.sh | 5 + deps/jemalloc/test/unit/prof_stats.c | 151 ++ deps/jemalloc/test/unit/prof_stats.sh | 5 + deps/jemalloc/test/unit/prof_sys_thread_name.c | 77 + deps/jemalloc/test/unit/prof_sys_thread_name.sh | 5 + deps/jemalloc/test/unit/prof_tctx.c | 48 + deps/jemalloc/test/unit/prof_tctx.sh | 5 + deps/jemalloc/test/unit/prof_thread_name.c | 122 ++ deps/jemalloc/test/unit/prof_thread_name.sh | 5 + deps/jemalloc/test/unit/psset.c | 748 +++++++++ deps/jemalloc/test/unit/ql.c | 317 ++++ deps/jemalloc/test/unit/qr.c | 243 +++ deps/jemalloc/test/unit/rb.c | 1019 +++++++++++++ deps/jemalloc/test/unit/retained.c | 188 +++ deps/jemalloc/test/unit/rtree.c | 289 ++++ deps/jemalloc/test/unit/safety_check.c | 163 ++ deps/jemalloc/test/unit/safety_check.sh | 5 + deps/jemalloc/test/unit/san.c | 207 +++ deps/jemalloc/test/unit/san.sh | 3 + deps/jemalloc/test/unit/san_bump.c | 111 ++ deps/jemalloc/test/unit/sc.c | 33 + deps/jemalloc/test/unit/sec.c | 634 ++++++++ deps/jemalloc/test/unit/seq.c | 95 ++ deps/jemalloc/test/unit/size_check.c | 79 + deps/jemalloc/test/unit/size_check.sh | 5 + deps/jemalloc/test/unit/size_classes.c | 188 +++ deps/jemalloc/test/unit/slab.c | 39 + deps/jemalloc/test/unit/smoothstep.c | 102 ++ deps/jemalloc/test/unit/spin.c | 18 + deps/jemalloc/test/unit/stats.c | 431 ++++++ deps/jemalloc/test/unit/stats_print.c | 999 ++++++++++++ deps/jemalloc/test/unit/sz.c | 66 + deps/jemalloc/test/unit/tcache_max.c | 175 +++ deps/jemalloc/test/unit/tcache_max.sh | 3 + deps/jemalloc/test/unit/test_hooks.c | 38 + deps/jemalloc/test/unit/thread_event.c | 34 + deps/jemalloc/test/unit/thread_event.sh | 5 + deps/jemalloc/test/unit/ticker.c | 100 ++ deps/jemalloc/test/unit/tsd.c | 274 ++++ deps/jemalloc/test/unit/uaf.c | 262 ++++ deps/jemalloc/test/unit/witness.c | 280 ++++ deps/jemalloc/test/unit/zero.c | 59 + deps/jemalloc/test/unit/zero.sh | 5 + deps/jemalloc/test/unit/zero_realloc_abort.c | 26 + deps/jemalloc/test/unit/zero_realloc_abort.sh | 3 + deps/jemalloc/test/unit/zero_realloc_alloc.c | 48 + deps/jemalloc/test/unit/zero_realloc_alloc.sh | 3 + deps/jemalloc/test/unit/zero_realloc_free.c | 33 + deps/jemalloc/test/unit/zero_realloc_free.sh | 3 + deps/jemalloc/test/unit/zero_reallocs.c | 40 + deps/jemalloc/test/unit/zero_reallocs.sh | 3 + 134 files changed, 23588 insertions(+) create mode 100644 deps/jemalloc/test/unit/SFMT.c create mode 100644 deps/jemalloc/test/unit/a0.c create mode 100644 deps/jemalloc/test/unit/arena_decay.c create mode 100644 deps/jemalloc/test/unit/arena_decay.sh create mode 100644 deps/jemalloc/test/unit/arena_reset.c create mode 100644 deps/jemalloc/test/unit/arena_reset_prof.c create mode 100644 deps/jemalloc/test/unit/arena_reset_prof.sh create mode 100644 deps/jemalloc/test/unit/atomic.c create mode 100644 deps/jemalloc/test/unit/background_thread.c create mode 100644 deps/jemalloc/test/unit/background_thread_enable.c create mode 100644 deps/jemalloc/test/unit/base.c create mode 100644 deps/jemalloc/test/unit/batch_alloc.c create mode 100644 deps/jemalloc/test/unit/batch_alloc.sh create mode 100644 deps/jemalloc/test/unit/batch_alloc_prof.c create mode 100644 deps/jemalloc/test/unit/batch_alloc_prof.sh create mode 100644 deps/jemalloc/test/unit/binshard.c create mode 100644 deps/jemalloc/test/unit/binshard.sh create mode 100644 deps/jemalloc/test/unit/bit_util.c create mode 100644 deps/jemalloc/test/unit/bitmap.c create mode 100644 deps/jemalloc/test/unit/buf_writer.c create mode 100644 deps/jemalloc/test/unit/cache_bin.c create mode 100644 deps/jemalloc/test/unit/ckh.c create mode 100644 deps/jemalloc/test/unit/counter.c create mode 100644 deps/jemalloc/test/unit/decay.c create mode 100644 deps/jemalloc/test/unit/div.c create mode 100644 deps/jemalloc/test/unit/double_free.c create mode 100644 deps/jemalloc/test/unit/double_free.h create mode 100644 deps/jemalloc/test/unit/edata_cache.c create mode 100644 deps/jemalloc/test/unit/emitter.c create mode 100644 deps/jemalloc/test/unit/extent_quantize.c create mode 100644 deps/jemalloc/test/unit/fb.c create mode 100644 deps/jemalloc/test/unit/fork.c create mode 100644 deps/jemalloc/test/unit/fxp.c create mode 100644 deps/jemalloc/test/unit/hash.c create mode 100644 deps/jemalloc/test/unit/hook.c create mode 100644 deps/jemalloc/test/unit/hpa.c create mode 100644 deps/jemalloc/test/unit/hpa_background_thread.c create mode 100644 deps/jemalloc/test/unit/hpa_background_thread.sh create mode 100644 deps/jemalloc/test/unit/hpdata.c create mode 100644 deps/jemalloc/test/unit/huge.c create mode 100644 deps/jemalloc/test/unit/inspect.c create mode 100644 deps/jemalloc/test/unit/inspect.sh create mode 100644 deps/jemalloc/test/unit/junk.c create mode 100644 deps/jemalloc/test/unit/junk.sh create mode 100644 deps/jemalloc/test/unit/junk_alloc.c create mode 100644 deps/jemalloc/test/unit/junk_alloc.sh create mode 100644 deps/jemalloc/test/unit/junk_free.c create mode 100644 deps/jemalloc/test/unit/junk_free.sh create mode 100644 deps/jemalloc/test/unit/log.c create mode 100644 deps/jemalloc/test/unit/mallctl.c create mode 100644 deps/jemalloc/test/unit/malloc_conf_2.c create mode 100644 deps/jemalloc/test/unit/malloc_conf_2.sh create mode 100644 deps/jemalloc/test/unit/malloc_io.c create mode 100644 deps/jemalloc/test/unit/math.c create mode 100644 deps/jemalloc/test/unit/mpsc_queue.c create mode 100644 deps/jemalloc/test/unit/mq.c create mode 100644 deps/jemalloc/test/unit/mtx.c create mode 100644 deps/jemalloc/test/unit/nstime.c create mode 100644 deps/jemalloc/test/unit/oversize_threshold.c create mode 100644 deps/jemalloc/test/unit/pa.c create mode 100644 deps/jemalloc/test/unit/pack.c create mode 100644 deps/jemalloc/test/unit/pack.sh create mode 100644 deps/jemalloc/test/unit/pages.c create mode 100644 deps/jemalloc/test/unit/peak.c create mode 100644 deps/jemalloc/test/unit/ph.c create mode 100644 deps/jemalloc/test/unit/prng.c create mode 100644 deps/jemalloc/test/unit/prof_accum.c create mode 100644 deps/jemalloc/test/unit/prof_accum.sh create mode 100644 deps/jemalloc/test/unit/prof_active.c create mode 100644 deps/jemalloc/test/unit/prof_active.sh create mode 100644 deps/jemalloc/test/unit/prof_gdump.c create mode 100644 deps/jemalloc/test/unit/prof_gdump.sh create mode 100644 deps/jemalloc/test/unit/prof_hook.c create mode 100644 deps/jemalloc/test/unit/prof_hook.sh create mode 100644 deps/jemalloc/test/unit/prof_idump.c create mode 100644 deps/jemalloc/test/unit/prof_idump.sh create mode 100644 deps/jemalloc/test/unit/prof_log.c create mode 100644 deps/jemalloc/test/unit/prof_log.sh create mode 100644 deps/jemalloc/test/unit/prof_mdump.c create mode 100644 deps/jemalloc/test/unit/prof_mdump.sh create mode 100644 deps/jemalloc/test/unit/prof_recent.c create mode 100644 deps/jemalloc/test/unit/prof_recent.sh create mode 100644 deps/jemalloc/test/unit/prof_reset.c create mode 100644 deps/jemalloc/test/unit/prof_reset.sh create mode 100644 deps/jemalloc/test/unit/prof_stats.c create mode 100644 deps/jemalloc/test/unit/prof_stats.sh create mode 100644 deps/jemalloc/test/unit/prof_sys_thread_name.c create mode 100644 deps/jemalloc/test/unit/prof_sys_thread_name.sh create mode 100644 deps/jemalloc/test/unit/prof_tctx.c create mode 100644 deps/jemalloc/test/unit/prof_tctx.sh create mode 100644 deps/jemalloc/test/unit/prof_thread_name.c create mode 100644 deps/jemalloc/test/unit/prof_thread_name.sh create mode 100644 deps/jemalloc/test/unit/psset.c create mode 100644 deps/jemalloc/test/unit/ql.c create mode 100644 deps/jemalloc/test/unit/qr.c create mode 100644 deps/jemalloc/test/unit/rb.c create mode 100644 deps/jemalloc/test/unit/retained.c create mode 100644 deps/jemalloc/test/unit/rtree.c create mode 100644 deps/jemalloc/test/unit/safety_check.c create mode 100644 deps/jemalloc/test/unit/safety_check.sh create mode 100644 deps/jemalloc/test/unit/san.c create mode 100644 deps/jemalloc/test/unit/san.sh create mode 100644 deps/jemalloc/test/unit/san_bump.c create mode 100644 deps/jemalloc/test/unit/sc.c create mode 100644 deps/jemalloc/test/unit/sec.c create mode 100644 deps/jemalloc/test/unit/seq.c create mode 100644 deps/jemalloc/test/unit/size_check.c create mode 100644 deps/jemalloc/test/unit/size_check.sh create mode 100644 deps/jemalloc/test/unit/size_classes.c create mode 100644 deps/jemalloc/test/unit/slab.c create mode 100644 deps/jemalloc/test/unit/smoothstep.c create mode 100644 deps/jemalloc/test/unit/spin.c create mode 100644 deps/jemalloc/test/unit/stats.c create mode 100644 deps/jemalloc/test/unit/stats_print.c create mode 100644 deps/jemalloc/test/unit/sz.c create mode 100644 deps/jemalloc/test/unit/tcache_max.c create mode 100644 deps/jemalloc/test/unit/tcache_max.sh create mode 100644 deps/jemalloc/test/unit/test_hooks.c create mode 100644 deps/jemalloc/test/unit/thread_event.c create mode 100644 deps/jemalloc/test/unit/thread_event.sh create mode 100644 deps/jemalloc/test/unit/ticker.c create mode 100644 deps/jemalloc/test/unit/tsd.c create mode 100644 deps/jemalloc/test/unit/uaf.c create mode 100644 deps/jemalloc/test/unit/witness.c create mode 100644 deps/jemalloc/test/unit/zero.c create mode 100644 deps/jemalloc/test/unit/zero.sh create mode 100644 deps/jemalloc/test/unit/zero_realloc_abort.c create mode 100644 deps/jemalloc/test/unit/zero_realloc_abort.sh create mode 100644 deps/jemalloc/test/unit/zero_realloc_alloc.c create mode 100644 deps/jemalloc/test/unit/zero_realloc_alloc.sh create mode 100644 deps/jemalloc/test/unit/zero_realloc_free.c create mode 100644 deps/jemalloc/test/unit/zero_realloc_free.sh create mode 100644 deps/jemalloc/test/unit/zero_reallocs.c create mode 100644 deps/jemalloc/test/unit/zero_reallocs.sh (limited to 'deps/jemalloc/test/unit') diff --git a/deps/jemalloc/test/unit/SFMT.c b/deps/jemalloc/test/unit/SFMT.c new file mode 100644 index 0000000..b9f85dd --- /dev/null +++ b/deps/jemalloc/test/unit/SFMT.c @@ -0,0 +1,1599 @@ +/* + * This file derives from SFMT 1.3.3 + * (http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/SFMT/index.html), which was + * released under the terms of the following license: + * + * Copyright (c) 2006,2007 Mutsuo Saito, Makoto Matsumoto and Hiroshima + * University. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials provided + * with the distribution. + * * Neither the name of the Hiroshima University nor the names of + * its contributors may be used to endorse or promote products + * derived from this software without specific prior written + * permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +#include "test/jemalloc_test.h" + +#define BLOCK_SIZE 10000 +#define BLOCK_SIZE64 (BLOCK_SIZE / 2) +#define COUNT_1 1000 +#define COUNT_2 700 + +static const uint32_t init_gen_rand_32_expected[] = { + 3440181298U, 1564997079U, 1510669302U, 2930277156U, 1452439940U, + 3796268453U, 423124208U, 2143818589U, 3827219408U, 2987036003U, + 2674978610U, 1536842514U, 2027035537U, 2534897563U, 1686527725U, + 545368292U, 1489013321U, 1370534252U, 4231012796U, 3994803019U, + 1764869045U, 824597505U, 862581900U, 2469764249U, 812862514U, + 359318673U, 116957936U, 3367389672U, 2327178354U, 1898245200U, + 3206507879U, 2378925033U, 1040214787U, 2524778605U, 3088428700U, + 1417665896U, 964324147U, 2282797708U, 2456269299U, 313400376U, + 2245093271U, 1015729427U, 2694465011U, 3246975184U, 1992793635U, + 463679346U, 3721104591U, 3475064196U, 856141236U, 1499559719U, + 3522818941U, 3721533109U, 1954826617U, 1282044024U, 1543279136U, + 1301863085U, 2669145051U, 4221477354U, 3896016841U, 3392740262U, + 462466863U, 1037679449U, 1228140306U, 922298197U, 1205109853U, + 1872938061U, 3102547608U, 2742766808U, 1888626088U, 4028039414U, + 157593879U, 1136901695U, 4038377686U, 3572517236U, 4231706728U, + 2997311961U, 1189931652U, 3981543765U, 2826166703U, 87159245U, + 1721379072U, 3897926942U, 1790395498U, 2569178939U, 1047368729U, + 2340259131U, 3144212906U, 2301169789U, 2442885464U, 3034046771U, + 3667880593U, 3935928400U, 2372805237U, 1666397115U, 2460584504U, + 513866770U, 3810869743U, 2147400037U, 2792078025U, 2941761810U, + 3212265810U, 984692259U, 346590253U, 1804179199U, 3298543443U, + 750108141U, 2880257022U, 243310542U, 1869036465U, 1588062513U, + 2983949551U, 1931450364U, 4034505847U, 2735030199U, 1628461061U, + 2539522841U, 127965585U, 3992448871U, 913388237U, 559130076U, + 1202933193U, 4087643167U, 2590021067U, 2256240196U, 1746697293U, + 1013913783U, 1155864921U, 2715773730U, 915061862U, 1948766573U, + 2322882854U, 3761119102U, 1343405684U, 3078711943U, 3067431651U, + 3245156316U, 3588354584U, 3484623306U, 3899621563U, 4156689741U, + 3237090058U, 3880063844U, 862416318U, 4039923869U, 2303788317U, + 3073590536U, 701653667U, 2131530884U, 3169309950U, 2028486980U, + 747196777U, 3620218225U, 432016035U, 1449580595U, 2772266392U, + 444224948U, 1662832057U, 3184055582U, 3028331792U, 1861686254U, + 1104864179U, 342430307U, 1350510923U, 3024656237U, 1028417492U, + 2870772950U, 290847558U, 3675663500U, 508431529U, 4264340390U, 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4258854744U, 980047703U, 4057175418U, 3890008292U, 145653646U, + 3141868989U, 3293216228U, 1194331837U, 1254570642U, 3049934521U, + 2868313360U, 2886032750U, 1110873820U, 279553524U, 3007258565U, + 1104807822U, 3186961098U, 315764646U, 2163680838U, 3574508994U, + 3099755655U, 191957684U, 3642656737U, 3317946149U, 3522087636U, + 444526410U, 779157624U, 1088229627U, 1092460223U, 1856013765U, + 3659877367U, 368270451U, 503570716U, 3000984671U, 2742789647U, + 928097709U, 2914109539U, 308843566U, 2816161253U, 3667192079U, + 2762679057U, 3395240989U, 2928925038U, 1491465914U, 3458702834U, + 3787782576U, 2894104823U, 1296880455U, 1253636503U, 989959407U, + 2291560361U, 2776790436U, 1913178042U, 1584677829U, 689637520U, + 1898406878U, 688391508U, 3385234998U, 845493284U, 1943591856U, + 2720472050U, 222695101U, 1653320868U, 2904632120U, 4084936008U, + 1080720688U, 3938032556U, 387896427U, 2650839632U, 99042991U, + 1720913794U, 1047186003U, 1877048040U, 2090457659U, 517087501U, + 4172014665U, 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init_by_array_32_expected[] = { + 2920711183U, 3885745737U, 3501893680U, 856470934U, 1421864068U, + 277361036U, 1518638004U, 2328404353U, 3355513634U, 64329189U, + 1624587673U, 3508467182U, 2481792141U, 3706480799U, 1925859037U, + 2913275699U, 882658412U, 384641219U, 422202002U, 1873384891U, + 2006084383U, 3924929912U, 1636718106U, 3108838742U, 1245465724U, + 4195470535U, 779207191U, 1577721373U, 1390469554U, 2928648150U, + 121399709U, 3170839019U, 4044347501U, 953953814U, 3821710850U, + 3085591323U, 3666535579U, 3577837737U, 2012008410U, 3565417471U, + 4044408017U, 433600965U, 1637785608U, 1798509764U, 860770589U, + 3081466273U, 3982393409U, 2451928325U, 3437124742U, 4093828739U, + 3357389386U, 2154596123U, 496568176U, 2650035164U, 2472361850U, + 3438299U, 2150366101U, 1577256676U, 3802546413U, 1787774626U, + 4078331588U, 3706103141U, 170391138U, 3806085154U, 1680970100U, + 1961637521U, 3316029766U, 890610272U, 1453751581U, 1430283664U, + 3051057411U, 3597003186U, 542563954U, 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3246390646U, 3868232151U, 1479156585U, 2900125656U, + 2464815318U, 3960178104U, 1784261920U, 18311476U, 3627135050U, + 644609697U, 424968996U, 919890700U, 2986824110U, 816423214U, + 4003562844U, 1392714305U, 1757384428U, 2569030598U, 995949559U, + 3875659880U, 2933807823U, 2752536860U, 2993858466U, 4030558899U, + 2770783427U, 2775406005U, 2777781742U, 1931292655U, 472147933U, + 3865853827U, 2726470545U, 2668412860U, 2887008249U, 408979190U, + 3578063323U, 3242082049U, 1778193530U, 27981909U, 2362826515U, + 389875677U, 1043878156U, 581653903U, 3830568952U, 389535942U, + 3713523185U, 2768373359U, 2526101582U, 1998618197U, 1160859704U, + 3951172488U, 1098005003U, 906275699U, 3446228002U, 2220677963U, + 2059306445U, 132199571U, 476838790U, 1868039399U, 3097344807U, + 857300945U, 396345050U, 2835919916U, 1782168828U, 1419519470U, + 4288137521U, 819087232U, 596301494U, 872823172U, 1526888217U, + 805161465U, 1116186205U, 2829002754U, 2352620120U, 620121516U, + 354159268U, 3601949785U, 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3246183186U, 482438805U, 888317895U, + 2628314765U, 2466219854U, 717546004U, 2322237039U, 416725234U, + 1544049923U, 1797944973U, 3398652364U, 3111909456U, 485742908U, + 2277491072U, 1056355088U, 3181001278U, 129695079U, 2693624550U, + 1764438564U, 3797785470U, 195503713U, 3266519725U, 2053389444U, + 1961527818U, 3400226523U, 3777903038U, 2597274307U, 4235851091U, + 4094406648U, 2171410785U, 1781151386U, 1378577117U, 654643266U, + 3424024173U, 3385813322U, 679385799U, 479380913U, 681715441U, + 3096225905U, 276813409U, 3854398070U, 2721105350U, 831263315U, + 3276280337U, 2628301522U, 3984868494U, 1466099834U, 2104922114U, + 1412672743U, 820330404U, 3491501010U, 942735832U, 710652807U, + 3972652090U, 679881088U, 40577009U, 3705286397U, 2815423480U, + 3566262429U, 663396513U, 3777887429U, 4016670678U, 404539370U, + 1142712925U, 1140173408U, 2913248352U, 2872321286U, 263751841U, + 3175196073U, 3162557581U, 2878996619U, 75498548U, 3836833140U, + 3284664959U, 1157523805U, 112847376U, 207855609U, 1337979698U, + 1222578451U, 157107174U, 901174378U, 3883717063U, 1618632639U, + 1767889440U, 4264698824U, 1582999313U, 884471997U, 2508825098U, + 3756370771U, 2457213553U, 3565776881U, 3709583214U, 915609601U, + 460833524U, 1091049576U, 85522880U, 2553251U, 132102809U, + 2429882442U, 2562084610U, 1386507633U, 4112471229U, 21965213U, + 1981516006U, 2418435617U, 3054872091U, 4251511224U, 2025783543U, + 1916911512U, 2454491136U, 3938440891U, 3825869115U, 1121698605U, + 3463052265U, 802340101U, 1912886800U, 4031997367U, 3550640406U, + 1596096923U, 610150600U, 431464457U, 2541325046U, 486478003U, + 739704936U, 2862696430U, 3037903166U, 1129749694U, 2611481261U, + 1228993498U, 510075548U, 3424962587U, 2458689681U, 818934833U, + 4233309125U, 1608196251U, 3419476016U, 1858543939U, 2682166524U, + 3317854285U, 631986188U, 3008214764U, 613826412U, 3567358221U, + 3512343882U, 1552467474U, 3316162670U, 1275841024U, 4142173454U, + 565267881U, 768644821U, 198310105U, 2396688616U, 1837659011U, + 203429334U, 854539004U, 4235811518U, 3338304926U, 3730418692U, + 3852254981U, 3032046452U, 2329811860U, 2303590566U, 2696092212U, + 3894665932U, 145835667U, 249563655U, 1932210840U, 2431696407U, + 3312636759U, 214962629U, 2092026914U, 3020145527U, 4073039873U, + 2739105705U, 1308336752U, 855104522U, 2391715321U, 67448785U, + 547989482U, 854411802U, 3608633740U, 431731530U, 537375589U, + 3888005760U, 696099141U, 397343236U, 1864511780U, 44029739U, + 1729526891U, 1993398655U, 2010173426U, 2591546756U, 275223291U, + 1503900299U, 4217765081U, 2185635252U, 1122436015U, 3550155364U, + 681707194U, 3260479338U, 933579397U, 2983029282U, 2505504587U, + 2667410393U, 2962684490U, 4139721708U, 2658172284U, 2452602383U, + 2607631612U, 1344296217U, 3075398709U, 2949785295U, 1049956168U, + 3917185129U, 2155660174U, 3280524475U, 1503827867U, 674380765U, + 1918468193U, 3843983676U, 634358221U, 2538335643U, 1873351298U, + 3368723763U, 2129144130U, 3203528633U, 3087174986U, 2691698871U, + 2516284287U, 24437745U, 1118381474U, 2816314867U, 2448576035U, + 4281989654U, 217287825U, 165872888U, 2628995722U, 3533525116U, + 2721669106U, 872340568U, 3429930655U, 3309047304U, 3916704967U, + 3270160355U, 1348884255U, 1634797670U, 881214967U, 4259633554U, + 174613027U, 1103974314U, 1625224232U, 2678368291U, 1133866707U, + 3853082619U, 4073196549U, 1189620777U, 637238656U, 930241537U, + 4042750792U, 3842136042U, 2417007212U, 2524907510U, 1243036827U, + 1282059441U, 3764588774U, 1394459615U, 2323620015U, 1166152231U, + 3307479609U, 3849322257U, 3507445699U, 4247696636U, 758393720U, + 967665141U, 1095244571U, 1319812152U, 407678762U, 2640605208U, + 2170766134U, 3663594275U, 4039329364U, 2512175520U, 725523154U, + 2249807004U, 3312617979U, 2414634172U, 1278482215U, 349206484U, + 1573063308U, 1196429124U, 3873264116U, 2400067801U, 268795167U, + 226175489U, 2961367263U, 1968719665U, 42656370U, 1010790699U, + 561600615U, 2422453992U, 3082197735U, 1636700484U, 3977715296U, + 3125350482U, 3478021514U, 2227819446U, 1540868045U, 3061908980U, + 1087362407U, 3625200291U, 361937537U, 580441897U, 1520043666U, + 2270875402U, 1009161260U, 2502355842U, 4278769785U, 473902412U, + 1057239083U, 1905829039U, 1483781177U, 2080011417U, 1207494246U, + 1806991954U, 2194674403U, 3455972205U, 807207678U, 3655655687U, + 674112918U, 195425752U, 3917890095U, 1874364234U, 1837892715U, + 3663478166U, 1548892014U, 2570748714U, 2049929836U, 2167029704U, + 697543767U, 3499545023U, 3342496315U, 1725251190U, 3561387469U, + 2905606616U, 1580182447U, 3934525927U, 4103172792U, 1365672522U, + 1534795737U, 3308667416U, 2841911405U, 3943182730U, 4072020313U, + 3494770452U, 3332626671U, 55327267U, 478030603U, 411080625U, + 3419529010U, 1604767823U, 3513468014U, 570668510U, 913790824U, + 2283967995U, 695159462U, 3825542932U, 4150698144U, 1829758699U, + 202895590U, 1609122645U, 1267651008U, 2910315509U, 2511475445U, + 2477423819U, 3932081579U, 900879979U, 2145588390U, 2670007504U, + 580819444U, 1864996828U, 2526325979U, 1019124258U, 815508628U, + 2765933989U, 1277301341U, 3006021786U, 855540956U, 288025710U, + 1919594237U, 2331223864U, 177452412U, 2475870369U, 2689291749U, + 865194284U, 253432152U, 2628531804U, 2861208555U, 2361597573U, + 1653952120U, 1039661024U, 2159959078U, 3709040440U, 3564718533U, + 2596878672U, 2041442161U, 31164696U, 2662962485U, 3665637339U, + 1678115244U, 2699839832U, 3651968520U, 3521595541U, 458433303U, + 2423096824U, 21831741U, 380011703U, 2498168716U, 861806087U, + 1673574843U, 4188794405U, 2520563651U, 2632279153U, 2170465525U, + 4171949898U, 3886039621U, 1661344005U, 3424285243U, 992588372U, + 2500984144U, 2993248497U, 3590193895U, 1535327365U, 515645636U, + 131633450U, 3729760261U, 1613045101U, 3254194278U, 15889678U, + 1493590689U, 244148718U, 2991472662U, 1401629333U, 777349878U, + 2501401703U, 4285518317U, 3794656178U, 955526526U, 3442142820U, + 3970298374U, 736025417U, 2737370764U, 1271509744U, 440570731U, + 136141826U, 1596189518U, 923399175U, 257541519U, 3505774281U, + 2194358432U, 2518162991U, 1379893637U, 2667767062U, 3748146247U, + 1821712620U, 3923161384U, 1947811444U, 2392527197U, 4127419685U, + 1423694998U, 4156576871U, 1382885582U, 3420127279U, 3617499534U, + 2994377493U, 4038063986U, 1918458672U, 2983166794U, 4200449033U, + 353294540U, 1609232588U, 243926648U, 2332803291U, 507996832U, + 2392838793U, 4075145196U, 2060984340U, 4287475136U, 88232602U, + 2491531140U, 4159725633U, 2272075455U, 759298618U, 201384554U, + 838356250U, 1416268324U, 674476934U, 90795364U, 141672229U, + 3660399588U, 4196417251U, 3249270244U, 3774530247U, 59587265U, + 3683164208U, 19392575U, 1463123697U, 1882205379U, 293780489U, + 2553160622U, 2933904694U, 675638239U, 2851336944U, 1435238743U, + 2448730183U, 804436302U, 2119845972U, 322560608U, 4097732704U, + 2987802540U, 641492617U, 2575442710U, 4217822703U, 3271835300U, + 2836418300U, 3739921620U, 2138378768U, 2879771855U, 4294903423U, + 3121097946U, 2603440486U, 2560820391U, 1012930944U, 2313499967U, + 584489368U, 3431165766U, 897384869U, 2062537737U, 2847889234U, + 3742362450U, 2951174585U, 4204621084U, 1109373893U, 3668075775U, + 2750138839U, 3518055702U, 733072558U, 4169325400U, 788493625U +}; +static const uint64_t init_gen_rand_64_expected[] = { + KQU(16924766246869039260), KQU( 8201438687333352714), + KQU( 2265290287015001750), KQU(18397264611805473832), + KQU( 3375255223302384358), KQU( 6345559975416828796), + KQU(18229739242790328073), KQU( 7596792742098800905), + KQU( 255338647169685981), KQU( 2052747240048610300), + KQU(18328151576097299343), KQU(12472905421133796567), + KQU(11315245349717600863), KQU(16594110197775871209), + KQU(15708751964632456450), KQU(10452031272054632535), + KQU(11097646720811454386), KQU( 4556090668445745441), + KQU(17116187693090663106), KQU(14931526836144510645), + KQU( 9190752218020552591), KQU( 9625800285771901401), + KQU(13995141077659972832), KQU( 5194209094927829625), + KQU( 4156788379151063303), KQU( 8523452593770139494), + KQU(14082382103049296727), KQU( 2462601863986088483), + KQU( 3030583461592840678), KQU( 5221622077872827681), + KQU( 3084210671228981236), KQU(13956758381389953823), + KQU(13503889856213423831), KQU(15696904024189836170), + KQU( 4612584152877036206), KQU( 6231135538447867881), + KQU(10172457294158869468), KQU( 6452258628466708150), + KQU(14044432824917330221), KQU( 370168364480044279), + KQU(10102144686427193359), KQU( 667870489994776076), + KQU( 2732271956925885858), KQU(18027788905977284151), + KQU(15009842788582923859), KQU( 7136357960180199542), + KQU(15901736243475578127), KQU(16951293785352615701), + KQU(10551492125243691632), KQU(17668869969146434804), + KQU(13646002971174390445), KQU( 9804471050759613248), + KQU( 5511670439655935493), KQU(18103342091070400926), + KQU(17224512747665137533), KQU(15534627482992618168), + KQU( 1423813266186582647), KQU(15821176807932930024), + KQU( 30323369733607156), KQU(11599382494723479403), + KQU( 653856076586810062), KQU( 3176437395144899659), + KQU(14028076268147963917), KQU(16156398271809666195), + KQU( 3166955484848201676), KQU( 5746805620136919390), + KQU(17297845208891256593), KQU(11691653183226428483), + KQU(17900026146506981577), KQU(15387382115755971042), + KQU(16923567681040845943), KQU( 8039057517199388606), + KQU(11748409241468629263), KQU( 794358245539076095), + KQU(13438501964693401242), KQU(14036803236515618962), + KQU( 5252311215205424721), KQU(17806589612915509081), + KQU( 6802767092397596006), KQU(14212120431184557140), + KQU( 1072951366761385712), KQU(13098491780722836296), + KQU( 9466676828710797353), KQU(12673056849042830081), + KQU(12763726623645357580), KQU(16468961652999309493), + KQU(15305979875636438926), KQU(17444713151223449734), + KQU( 5692214267627883674), KQU(13049589139196151505), + KQU( 880115207831670745), KQU( 1776529075789695498), + KQU(16695225897801466485), KQU(10666901778795346845), + KQU( 6164389346722833869), KQU( 2863817793264300475), + KQU( 9464049921886304754), KQU( 3993566636740015468), + KQU( 9983749692528514136), KQU(16375286075057755211), + KQU(16042643417005440820), KQU(11445419662923489877), + KQU( 7999038846885158836), KQU( 6721913661721511535), + KQU( 5363052654139357320), KQU( 1817788761173584205), + KQU(13290974386445856444), KQU( 4650350818937984680), + KQU( 8219183528102484836), KQU( 1569862923500819899), + KQU( 4189359732136641860), KQU(14202822961683148583), + KQU( 4457498315309429058), KQU(13089067387019074834), + KQU(11075517153328927293), KQU(10277016248336668389), + KQU( 7070509725324401122), KQU(17808892017780289380), + KQU(13143367339909287349), KQU( 1377743745360085151), + KQU( 5749341807421286485), KQU(14832814616770931325), + KQU( 7688820635324359492), KQU(10960474011539770045), + KQU( 81970066653179790), KQU(12619476072607878022), + KQU( 4419566616271201744), KQU(15147917311750568503), + KQU( 5549739182852706345), KQU( 7308198397975204770), + KQU(13580425496671289278), KQU(17070764785210130301), + KQU( 8202832846285604405), KQU( 6873046287640887249), + KQU( 6927424434308206114), KQU( 6139014645937224874), + KQU(10290373645978487639), KQU(15904261291701523804), + KQU( 9628743442057826883), KQU(18383429096255546714), + KQU( 4977413265753686967), KQU( 7714317492425012869), + KQU( 9025232586309926193), KQU(14627338359776709107), + KQU(14759849896467790763), KQU(10931129435864423252), + KQU( 4588456988775014359), KQU(10699388531797056724), + KQU( 468652268869238792), KQU( 5755943035328078086), + KQU( 2102437379988580216), KQU( 9986312786506674028), + KQU( 2654207180040945604), KQU( 8726634790559960062), + KQU( 100497234871808137), KQU( 2800137176951425819), + KQU( 6076627612918553487), KQU( 5780186919186152796), + KQU( 8179183595769929098), KQU( 6009426283716221169), + KQU( 2796662551397449358), KQU( 1756961367041986764), + KQU( 6972897917355606205), KQU(14524774345368968243), + KQU( 2773529684745706940), KQU( 4853632376213075959), + KQU( 4198177923731358102), KQU( 8271224913084139776), + KQU( 2741753121611092226), KQU(16782366145996731181), + KQU(15426125238972640790), KQU(13595497100671260342), + KQU( 3173531022836259898), KQU( 6573264560319511662), + KQU(18041111951511157441), KQU( 2351433581833135952), + KQU( 3113255578908173487), KQU( 1739371330877858784), + KQU(16046126562789165480), KQU( 8072101652214192925), + KQU(15267091584090664910), KQU( 9309579200403648940), + KQU( 5218892439752408722), KQU(14492477246004337115), + KQU(17431037586679770619), KQU( 7385248135963250480), + KQU( 9580144956565560660), KQU( 4919546228040008720), + KQU(15261542469145035584), KQU(18233297270822253102), + KQU( 5453248417992302857), KQU( 9309519155931460285), + KQU(10342813012345291756), KQU(15676085186784762381), + KQU(15912092950691300645), KQU( 9371053121499003195), + KQU( 9897186478226866746), KQU(14061858287188196327), + KQU( 122575971620788119), KQU(12146750969116317754), + KQU( 4438317272813245201), KQU( 8332576791009527119), + KQU(13907785691786542057), KQU(10374194887283287467), + KQU( 2098798755649059566), KQU( 3416235197748288894), + KQU( 8688269957320773484), KQU( 7503964602397371571), + KQU(16724977015147478236), KQU( 9461512855439858184), + KQU(13259049744534534727), KQU( 3583094952542899294), + KQU( 8764245731305528292), KQU(13240823595462088985), + KQU(13716141617617910448), KQU(18114969519935960955), + KQU( 2297553615798302206), KQU( 4585521442944663362), + KQU(17776858680630198686), KQU( 4685873229192163363), + KQU( 152558080671135627), KQU(15424900540842670088), + KQU(13229630297130024108), KQU(17530268788245718717), + KQU(16675633913065714144), KQU( 3158912717897568068), + KQU(15399132185380087288), KQU( 7401418744515677872), + KQU(13135412922344398535), KQU( 6385314346100509511), + KQU(13962867001134161139), KQU(10272780155442671999), + KQU(12894856086597769142), KQU(13340877795287554994), + KQU(12913630602094607396), KQU(12543167911119793857), + KQU(17343570372251873096), KQU(10959487764494150545), + KQU( 6966737953093821128), KQU(13780699135496988601), + KQU( 4405070719380142046), KQU(14923788365607284982), + KQU( 2869487678905148380), KQU( 6416272754197188403), + KQU(15017380475943612591), KQU( 1995636220918429487), + KQU( 3402016804620122716), KQU(15800188663407057080), + KQU(11362369990390932882), KQU(15262183501637986147), + KQU(10239175385387371494), KQU( 9352042420365748334), + KQU( 1682457034285119875), KQU( 1724710651376289644), + KQU( 2038157098893817966), KQU( 9897825558324608773), + KQU( 1477666236519164736), KQU(16835397314511233640), + KQU(10370866327005346508), KQU(10157504370660621982), + KQU(12113904045335882069), KQU(13326444439742783008), + KQU(11302769043000765804), KQU(13594979923955228484), + KQU(11779351762613475968), KQU( 3786101619539298383), + KQU( 8021122969180846063), KQU(15745904401162500495), + KQU(10762168465993897267), KQU(13552058957896319026), + KQU(11200228655252462013), KQU( 5035370357337441226), + KQU( 7593918984545500013), KQU( 5418554918361528700), + KQU( 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KQU(18146933153017348921), KQU(17369978576367231139), + KQU( 1246940717230386603), KQU(11335758870083327110), + KQU(14166488801730353682), KQU( 9008573127269635732), + KQU(10776025389820643815), KQU(15087605441903942962), + KQU( 1359542462712147922), KQU(13898874411226454206), + KQU(17911176066536804411), KQU( 9435590428600085274), + KQU( 294488509967864007), KQU( 8890111397567922046), + KQU( 7987823476034328778), KQU(13263827582440967651), + KQU( 7503774813106751573), KQU(14974747296185646837), + KQU( 8504765037032103375), KQU(17340303357444536213), + KQU( 7704610912964485743), KQU( 8107533670327205061), + KQU( 9062969835083315985), KQU(16968963142126734184), + KQU(12958041214190810180), KQU( 2720170147759570200), + KQU( 2986358963942189566), KQU(14884226322219356580), + KQU( 286224325144368520), KQU(11313800433154279797), + KQU(18366849528439673248), KQU(17899725929482368789), + KQU( 3730004284609106799), KQU( 1654474302052767205), + KQU( 5006698007047077032), KQU( 8196893913601182838), + KQU(15214541774425211640), KQU(17391346045606626073), + KQU( 8369003584076969089), KQU( 3939046733368550293), + KQU(10178639720308707785), KQU( 2180248669304388697), + KQU( 62894391300126322), KQU( 9205708961736223191), + KQU( 6837431058165360438), KQU( 3150743890848308214), + KQU(17849330658111464583), KQU(12214815643135450865), + KQU(13410713840519603402), KQU( 3200778126692046802), + KQU(13354780043041779313), KQU( 800850022756886036), + KQU(15660052933953067433), KQU( 6572823544154375676), + KQU(11030281857015819266), KQU(12682241941471433835), + KQU(11654136407300274693), KQU( 4517795492388641109), + KQU( 9757017371504524244), KQU(17833043400781889277), + KQU(12685085201747792227), KQU(10408057728835019573), + KQU( 98370418513455221), KQU( 6732663555696848598), + KQU(13248530959948529780), KQU( 3530441401230622826), + KQU(18188251992895660615), KQU( 1847918354186383756), + KQU( 1127392190402660921), KQU(11293734643143819463), + KQU( 3015506344578682982), KQU(13852645444071153329), + KQU( 2121359659091349142), KQU( 1294604376116677694), + KQU( 5616576231286352318), KQU( 7112502442954235625), + KQU(11676228199551561689), KQU(12925182803007305359), + KQU( 7852375518160493082), KQU( 1136513130539296154), + KQU( 5636923900916593195), KQU( 3221077517612607747), + KQU(17784790465798152513), KQU( 3554210049056995938), + KQU(17476839685878225874), KQU( 3206836372585575732), + KQU( 2765333945644823430), KQU(10080070903718799528), + KQU( 5412370818878286353), KQU( 9689685887726257728), + KQU( 8236117509123533998), KQU( 1951139137165040214), + KQU( 4492205209227980349), KQU(16541291230861602967), + KQU( 1424371548301437940), KQU( 9117562079669206794), + KQU(14374681563251691625), KQU(13873164030199921303), + KQU( 6680317946770936731), KQU(15586334026918276214), + KQU(10896213950976109802), KQU( 9506261949596413689), + KQU( 9903949574308040616), KQU( 6038397344557204470), + KQU( 174601465422373648), KQU(15946141191338238030), + KQU(17142225620992044937), KQU( 7552030283784477064), + KQU( 2947372384532947997), KQU( 510797021688197711), + KQU( 4962499439249363461), KQU( 23770320158385357), + KQU( 959774499105138124), KQU( 1468396011518788276), + KQU( 2015698006852312308), KQU( 4149400718489980136), + KQU( 5992916099522371188), KQU(10819182935265531076), + KQU(16189787999192351131), KQU( 342833961790261950), + KQU(12470830319550495336), KQU(18128495041912812501), + KQU( 1193600899723524337), KQU( 9056793666590079770), + KQU( 2154021227041669041), KQU( 4963570213951235735), + KQU( 4865075960209211409), KQU( 2097724599039942963), + KQU( 2024080278583179845), KQU(11527054549196576736), + KQU(10650256084182390252), KQU( 4808408648695766755), + KQU( 1642839215013788844), KQU(10607187948250398390), + KQU( 7076868166085913508), KQU( 730522571106887032), + KQU(12500579240208524895), KQU( 4484390097311355324), + KQU(15145801330700623870), KQU( 8055827661392944028), + KQU( 5865092976832712268), KQU(15159212508053625143), 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KQU(12720876014472464998), + KQU( 8825177124486735972), KQU(13733447296837467838), + KQU( 6412293741681359625), KQU( 8313213138756135033), + KQU(11421481194803712517), KQU( 7997007691544174032), + KQU( 6812963847917605930), KQU( 9683091901227558641), + KQU(14703594165860324713), KQU( 1775476144519618309), + KQU( 2724283288516469519), KQU( 717642555185856868), + KQU( 8736402192215092346), KQU(11878800336431381021), + KQU( 4348816066017061293), KQU( 6115112756583631307), + KQU( 9176597239667142976), KQU(12615622714894259204), + KQU(10283406711301385987), KQU( 5111762509485379420), + KQU( 3118290051198688449), KQU( 7345123071632232145), + KQU( 9176423451688682359), KQU( 4843865456157868971), + KQU(12008036363752566088), KQU(12058837181919397720), + KQU( 2145073958457347366), KQU( 1526504881672818067), + KQU( 3488830105567134848), KQU(13208362960674805143), + KQU( 4077549672899572192), KQU( 7770995684693818365), + KQU( 1398532341546313593), KQU(12711859908703927840), + KQU( 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KQU(14915459341148291824), + KQU( 2738802166252327631), KQU( 6047155789239131512), + KQU(12920545353217010338), KQU(10697617257007840205), + KQU( 2751585253158203504), KQU(13252729159780047496), + KQU(14700326134672815469), KQU(14082527904374600529), + KQU(16852962273496542070), KQU(17446675504235853907), + KQU(15019600398527572311), KQU(12312781346344081551), + KQU(14524667935039810450), KQU( 5634005663377195738), + KQU(11375574739525000569), KQU( 2423665396433260040), + KQU( 5222836914796015410), KQU( 4397666386492647387), + KQU( 4619294441691707638), KQU( 665088602354770716), + KQU(13246495665281593610), KQU( 6564144270549729409), + KQU(10223216188145661688), KQU( 3961556907299230585), + KQU(11543262515492439914), KQU(16118031437285993790), + KQU( 7143417964520166465), KQU(13295053515909486772), + KQU( 40434666004899675), KQU(17127804194038347164), + KQU( 8599165966560586269), KQU( 8214016749011284903), + KQU(13725130352140465239), KQU( 5467254474431726291), + KQU( 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KQU(14467187293062251484), + KQU( 192186361147413298), KQU(15171951713531796524), + KQU( 9900305495015948728), KQU(17958004775615466344), + KQU(14346380954498606514), KQU(18040047357617407096), + KQU( 5035237584833424532), KQU(15089555460613972287), + KQU( 4131411873749729831), KQU( 1329013581168250330), + KQU(10095353333051193949), KQU(10749518561022462716), + KQU( 9050611429810755847), KQU(15022028840236655649), + KQU( 8775554279239748298), KQU(13105754025489230502), + KQU(15471300118574167585), KQU( 89864764002355628), + KQU( 8776416323420466637), KQU( 5280258630612040891), + KQU( 2719174488591862912), KQU( 7599309137399661994), + KQU(15012887256778039979), KQU(14062981725630928925), + KQU(12038536286991689603), KQU( 7089756544681775245), + KQU(10376661532744718039), KQU( 1265198725901533130), + KQU(13807996727081142408), KQU( 2935019626765036403), + KQU( 7651672460680700141), KQU( 3644093016200370795), + KQU( 2840982578090080674), KQU(17956262740157449201), + KQU(18267979450492880548), KQU(11799503659796848070), + KQU( 9942537025669672388), KQU(11886606816406990297), + KQU( 5488594946437447576), KQU( 7226714353282744302), + KQU( 3784851653123877043), KQU( 878018453244803041), + KQU(12110022586268616085), KQU( 734072179404675123), + KQU(11869573627998248542), KQU( 469150421297783998), + KQU( 260151124912803804), KQU(11639179410120968649), + KQU( 9318165193840846253), KQU(12795671722734758075), + KQU(15318410297267253933), KQU( 691524703570062620), + KQU( 5837129010576994601), KQU(15045963859726941052), + KQU( 5850056944932238169), KQU(12017434144750943807), + KQU( 7447139064928956574), KQU( 3101711812658245019), + KQU(16052940704474982954), KQU(18195745945986994042), + KQU( 8932252132785575659), KQU(13390817488106794834), + KQU(11582771836502517453), KQU( 4964411326683611686), + KQU( 2195093981702694011), KQU(14145229538389675669), + KQU(16459605532062271798), KQU( 866316924816482864), + KQU( 4593041209937286377), KQU( 8415491391910972138), + KQU( 4171236715600528969), KQU(16637569303336782889), + KQU( 2002011073439212680), KQU(17695124661097601411), + KQU( 4627687053598611702), KQU( 7895831936020190403), + KQU( 8455951300917267802), KQU( 2923861649108534854), + KQU( 8344557563927786255), KQU( 6408671940373352556), + KQU(12210227354536675772), KQU(14294804157294222295), + KQU(10103022425071085127), KQU(10092959489504123771), + KQU( 6554774405376736268), KQU(12629917718410641774), + KQU( 6260933257596067126), KQU( 2460827021439369673), + KQU( 2541962996717103668), KQU( 597377203127351475), + KQU( 5316984203117315309), KQU( 4811211393563241961), + KQU(13119698597255811641), KQU( 8048691512862388981), + KQU(10216818971194073842), KQU( 4612229970165291764), + KQU(10000980798419974770), KQU( 6877640812402540687), + KQU( 1488727563290436992), KQU( 2227774069895697318), + KQU(11237754507523316593), KQU(13478948605382290972), + KQU( 1963583846976858124), KQU( 5512309205269276457), + KQU( 3972770164717652347), KQU( 3841751276198975037), + KQU(10283343042181903117), KQU( 8564001259792872199), + KQU(16472187244722489221), KQU( 8953493499268945921), + KQU( 3518747340357279580), KQU( 4003157546223963073), + KQU( 3270305958289814590), KQU( 3966704458129482496), + KQU( 8122141865926661939), KQU(14627734748099506653), + KQU(13064426990862560568), KQU( 2414079187889870829), + KQU( 5378461209354225306), KQU(10841985740128255566), + KQU( 538582442885401738), KQU( 7535089183482905946), + KQU(16117559957598879095), KQU( 8477890721414539741), + KQU( 1459127491209533386), KQU(17035126360733620462), + KQU( 8517668552872379126), KQU(10292151468337355014), + KQU(17081267732745344157), KQU(13751455337946087178), + KQU(14026945459523832966), KQU( 6653278775061723516), + KQU(10619085543856390441), KQU( 2196343631481122885), + KQU(10045966074702826136), KQU(10082317330452718282), + KQU( 5920859259504831242), KQU( 9951879073426540617), + KQU( 7074696649151414158), KQU(15808193543879464318), + KQU( 7385247772746953374), KQU( 3192003544283864292), + KQU(18153684490917593847), KQU(12423498260668568905), + KQU(10957758099756378169), KQU(11488762179911016040), + KQU( 2099931186465333782), KQU(11180979581250294432), + KQU( 8098916250668367933), KQU( 3529200436790763465), + KQU(12988418908674681745), KQU( 6147567275954808580), + KQU( 3207503344604030989), KQU(10761592604898615360), + KQU( 229854861031893504), KQU( 8809853962667144291), + KQU(13957364469005693860), KQU( 7634287665224495886), + KQU(12353487366976556874), KQU( 1134423796317152034), + KQU( 2088992471334107068), KQU( 7393372127190799698), + KQU( 1845367839871058391), KQU( 207922563987322884), + KQU(11960870813159944976), KQU(12182120053317317363), + KQU(17307358132571709283), KQU(13871081155552824936), + KQU(18304446751741566262), KQU( 7178705220184302849), + KQU(10929605677758824425), KQU(16446976977835806844), + KQU(13723874412159769044), KQU( 6942854352100915216), + KQU( 1726308474365729390), KQU( 2150078766445323155), + KQU(15345558947919656626), KQU(12145453828874527201), + KQU( 2054448620739726849), KQU( 2740102003352628137), + KQU(11294462163577610655), KQU( 756164283387413743), + KQU(17841144758438810880), KQU(10802406021185415861), + KQU( 8716455530476737846), KQU( 6321788834517649606), + KQU(14681322910577468426), KQU(17330043563884336387), + KQU(12701802180050071614), KQU(14695105111079727151), + KQU( 5112098511654172830), KQU( 4957505496794139973), + KQU( 8270979451952045982), KQU(12307685939199120969), + KQU(12425799408953443032), KQU( 8376410143634796588), + KQU(16621778679680060464), KQU( 3580497854566660073), + KQU( 1122515747803382416), KQU( 857664980960597599), + KQU( 6343640119895925918), KQU(12878473260854462891), + KQU(10036813920765722626), KQU(14451335468363173812), + KQU( 5476809692401102807), KQU(16442255173514366342), + KQU(13060203194757167104), KQU(14354124071243177715), + KQU(15961249405696125227), KQU(13703893649690872584), + KQU( 363907326340340064), KQU( 6247455540491754842), + KQU(12242249332757832361), KQU( 156065475679796717), + KQU( 9351116235749732355), KQU( 4590350628677701405), + KQU( 1671195940982350389), KQU(13501398458898451905), + KQU( 6526341991225002255), KQU( 1689782913778157592), + KQU( 7439222350869010334), KQU(13975150263226478308), + KQU(11411961169932682710), KQU(17204271834833847277), + KQU( 541534742544435367), KQU( 6591191931218949684), + KQU( 2645454775478232486), KQU( 4322857481256485321), + KQU( 8477416487553065110), KQU(12902505428548435048), + KQU( 971445777981341415), KQU(14995104682744976712), + KQU( 4243341648807158063), KQU( 8695061252721927661), + KQU( 5028202003270177222), KQU( 2289257340915567840), + KQU(13870416345121866007), KQU(13994481698072092233), + KQU( 6912785400753196481), KQU( 2278309315841980139), + KQU( 4329765449648304839), KQU( 5963108095785485298), + KQU( 4880024847478722478), KQU(16015608779890240947), + KQU( 1866679034261393544), KQU( 914821179919731519), + KQU( 9643404035648760131), KQU( 2418114953615593915), + KQU( 944756836073702374), KQU(15186388048737296834), + KQU( 7723355336128442206), KQU( 7500747479679599691), + KQU(18013961306453293634), KQU( 2315274808095756456), + KQU(13655308255424029566), KQU(17203800273561677098), + KQU( 1382158694422087756), KQU( 5090390250309588976), + KQU( 517170818384213989), KQU( 1612709252627729621), + KQU( 1330118955572449606), KQU( 300922478056709885), + KQU(18115693291289091987), KQU(13491407109725238321), + KQU(15293714633593827320), KQU( 5151539373053314504), + KQU( 5951523243743139207), KQU(14459112015249527975), + KQU( 5456113959000700739), KQU( 3877918438464873016), + KQU(12534071654260163555), KQU(15871678376893555041), + KQU(11005484805712025549), KQU(16353066973143374252), + KQU( 4358331472063256685), KQU( 8268349332210859288), + KQU(12485161590939658075), KQU(13955993592854471343), + KQU( 5911446886848367039), KQU(14925834086813706974), + KQU( 6590362597857994805), KQU( 1280544923533661875), + KQU( 1637756018947988164), KQU( 4734090064512686329), + KQU(16693705263131485912), KQU( 6834882340494360958), + KQU( 8120732176159658505), KQU( 2244371958905329346), + KQU(10447499707729734021), KQU( 7318742361446942194), + KQU( 8032857516355555296), KQU(14023605983059313116), + KQU( 1032336061815461376), KQU( 9840995337876562612), + KQU( 9869256223029203587), KQU(12227975697177267636), + KQU(12728115115844186033), KQU( 7752058479783205470), + KQU( 729733219713393087), KQU(12954017801239007622) +}; +static const uint64_t init_by_array_64_expected[] = { + KQU( 2100341266307895239), KQU( 8344256300489757943), + KQU(15687933285484243894), KQU( 8268620370277076319), + KQU(12371852309826545459), KQU( 8800491541730110238), + KQU(18113268950100835773), KQU( 2886823658884438119), + KQU( 3293667307248180724), KQU( 9307928143300172731), + KQU( 7688082017574293629), KQU( 900986224735166665), + KQU( 9977972710722265039), KQU( 6008205004994830552), + KQU( 546909104521689292), KQU( 7428471521869107594), + KQU(14777563419314721179), KQU(16116143076567350053), + KQU( 5322685342003142329), KQU( 4200427048445863473), + KQU( 4693092150132559146), KQU(13671425863759338582), + KQU( 6747117460737639916), KQU( 4732666080236551150), + KQU( 5912839950611941263), KQU( 3903717554504704909), + KQU( 2615667650256786818), KQU(10844129913887006352), + KQU(13786467861810997820), KQU(14267853002994021570), + KQU(13767807302847237439), KQU(16407963253707224617), + KQU( 4802498363698583497), KQU( 2523802839317209764), + KQU( 3822579397797475589), KQU( 8950320572212130610), + KQU( 3745623504978342534), KQU(16092609066068482806), + KQU( 9817016950274642398), KQU(10591660660323829098), + KQU(11751606650792815920), KQU( 5122873818577122211), + KQU(17209553764913936624), KQU( 6249057709284380343), + KQU(15088791264695071830), KQU(15344673071709851930), + KQU( 4345751415293646084), KQU( 2542865750703067928), + KQU(13520525127852368784), KQU(18294188662880997241), + KQU( 3871781938044881523), KQU( 2873487268122812184), + KQU(15099676759482679005), KQU(15442599127239350490), + KQU( 6311893274367710888), KQU( 3286118760484672933), + KQU( 4146067961333542189), KQU(13303942567897208770), + KQU( 8196013722255630418), KQU( 4437815439340979989), + KQU(15433791533450605135), KQU( 4254828956815687049), + KQU( 1310903207708286015), KQU(10529182764462398549), + KQU(14900231311660638810), KQU( 9727017277104609793), + KQU( 1821308310948199033), KQU(11628861435066772084), + KQU( 9469019138491546924), KQU( 3145812670532604988), + KQU( 9938468915045491919), KQU( 1562447430672662142), + KQU(13963995266697989134), KQU( 3356884357625028695), + KQU( 4499850304584309747), KQU( 8456825817023658122), + KQU(10859039922814285279), KQU( 8099512337972526555), + KQU( 348006375109672149), KQU(11919893998241688603), + KQU( 1104199577402948826), KQU(16689191854356060289), + KQU(10992552041730168078), KQU( 7243733172705465836), + KQU( 5668075606180319560), KQU(18182847037333286970), + KQU( 4290215357664631322), KQU( 4061414220791828613), + KQU(13006291061652989604), KQU( 7140491178917128798), + KQU(12703446217663283481), KQU( 5500220597564558267), + KQU(10330551509971296358), KQU(15958554768648714492), + KQU( 5174555954515360045), KQU( 1731318837687577735), + KQU( 3557700801048354857), KQU(13764012341928616198), + KQU(13115166194379119043), KQU( 7989321021560255519), + KQU( 2103584280905877040), KQU( 9230788662155228488), + KQU(16396629323325547654), KQU( 657926409811318051), + KQU(15046700264391400727), KQU( 5120132858771880830), + KQU( 7934160097989028561), KQU( 6963121488531976245), + KQU(17412329602621742089), KQU(15144843053931774092), + KQU(17204176651763054532), KQU(13166595387554065870), + KQU( 8590377810513960213), KQU( 5834365135373991938), + KQU( 7640913007182226243), KQU( 3479394703859418425), + KQU(16402784452644521040), KQU( 4993979809687083980), + KQU(13254522168097688865), KQU(15643659095244365219), + KQU( 5881437660538424982), KQU(11174892200618987379), + KQU( 254409966159711077), KQU(17158413043140549909), + KQU( 3638048789290376272), KQU( 1376816930299489190), + KQU( 4622462095217761923), KQU(15086407973010263515), + KQU(13253971772784692238), KQU( 5270549043541649236), + KQU(11182714186805411604), KQU(12283846437495577140), + KQU( 5297647149908953219), KQU(10047451738316836654), + KQU( 4938228100367874746), KQU(12328523025304077923), + KQU( 3601049438595312361), KQU( 9313624118352733770), + KQU(13322966086117661798), KQU(16660005705644029394), + KQU(11337677526988872373), KQU(13869299102574417795), + KQU(15642043183045645437), KQU( 3021755569085880019), + KQU( 4979741767761188161), KQU(13679979092079279587), + KQU( 3344685842861071743), KQU(13947960059899588104), + KQU( 305806934293368007), KQU( 5749173929201650029), + KQU(11123724852118844098), KQU(15128987688788879802), + KQU(15251651211024665009), KQU( 7689925933816577776), + KQU(16732804392695859449), KQU(17087345401014078468), + KQU(14315108589159048871), KQU( 4820700266619778917), + KQU(16709637539357958441), KQU( 4936227875177351374), + KQU( 2137907697912987247), KQU(11628565601408395420), + KQU( 2333250549241556786), KQU( 5711200379577778637), + KQU( 5170680131529031729), KQU(12620392043061335164), + KQU( 95363390101096078), KQU( 5487981914081709462), + KQU( 1763109823981838620), KQU( 3395861271473224396), + KQU( 1300496844282213595), KQU( 6894316212820232902), + KQU(10673859651135576674), KQU( 5911839658857903252), + KQU(17407110743387299102), KQU( 8257427154623140385), + KQU(11389003026741800267), KQU( 4070043211095013717), + KQU(11663806997145259025), KQU(15265598950648798210), + KQU( 630585789434030934), KQU( 3524446529213587334), + KQU( 7186424168495184211), KQU(10806585451386379021), + KQU(11120017753500499273), KQU( 1586837651387701301), + KQU(17530454400954415544), KQU( 9991670045077880430), + KQU( 7550997268990730180), KQU( 8640249196597379304), + KQU( 3522203892786893823), KQU(10401116549878854788), + KQU(13690285544733124852), KQU( 8295785675455774586), + KQU(15535716172155117603), KQU( 3112108583723722511), + KQU(17633179955339271113), KQU(18154208056063759375), + KQU( 1866409236285815666), KQU(13326075895396412882), + KQU( 8756261842948020025), KQU( 6281852999868439131), + KQU(15087653361275292858), KQU(10333923911152949397), + KQU( 5265567645757408500), KQU(12728041843210352184), + KQU( 6347959327507828759), KQU( 154112802625564758), + KQU(18235228308679780218), KQU( 3253805274673352418), + KQU( 4849171610689031197), KQU(17948529398340432518), + KQU(13803510475637409167), KQU(13506570190409883095), + KQU(15870801273282960805), KQU( 8451286481299170773), + KQU( 9562190620034457541), KQU( 8518905387449138364), + KQU(12681306401363385655), KQU( 3788073690559762558), + KQU( 5256820289573487769), KQU( 2752021372314875467), + KQU( 6354035166862520716), KQU( 4328956378309739069), + KQU( 449087441228269600), KQU( 5533508742653090868), + KQU( 1260389420404746988), KQU(18175394473289055097), + KQU( 1535467109660399420), KQU( 8818894282874061442), + KQU(12140873243824811213), KQU(15031386653823014946), + KQU( 1286028221456149232), KQU( 6329608889367858784), + KQU( 9419654354945132725), KQU( 6094576547061672379), + KQU(17706217251847450255), KQU( 1733495073065878126), + KQU(16918923754607552663), KQU( 8881949849954945044), + KQU(12938977706896313891), KQU(14043628638299793407), + KQU(18393874581723718233), KQU( 6886318534846892044), + KQU(14577870878038334081), KQU(13541558383439414119), + KQU(13570472158807588273), KQU(18300760537910283361), + KQU( 818368572800609205), KQU( 1417000585112573219), + KQU(12337533143867683655), KQU(12433180994702314480), + KQU( 778190005829189083), KQU(13667356216206524711), + KQU( 9866149895295225230), KQU(11043240490417111999), + KQU( 1123933826541378598), KQU( 6469631933605123610), + KQU(14508554074431980040), KQU(13918931242962026714), + KQU( 2870785929342348285), KQU(14786362626740736974), + KQU(13176680060902695786), KQU( 9591778613541679456), + KQU( 9097662885117436706), KQU( 749262234240924947), + KQU( 1944844067793307093), KQU( 4339214904577487742), + KQU( 8009584152961946551), KQU(16073159501225501777), + KQU( 3335870590499306217), KQU(17088312653151202847), + KQU( 3108893142681931848), KQU(16636841767202792021), + KQU(10423316431118400637), KQU( 8008357368674443506), + KQU(11340015231914677875), KQU(17687896501594936090), + KQU(15173627921763199958), KQU( 542569482243721959), + KQU(15071714982769812975), KQU( 4466624872151386956), + KQU( 1901780715602332461), KQU( 9822227742154351098), + KQU( 1479332892928648780), KQU( 6981611948382474400), + KQU( 7620824924456077376), KQU(14095973329429406782), + KQU( 7902744005696185404), KQU(15830577219375036920), + KQU(10287076667317764416), KQU(12334872764071724025), + KQU( 4419302088133544331), KQU(14455842851266090520), + KQU(12488077416504654222), KQU( 7953892017701886766), + KQU( 6331484925529519007), KQU( 4902145853785030022), + KQU(17010159216096443073), KQU(11945354668653886087), + KQU(15112022728645230829), KQU(17363484484522986742), + KQU( 4423497825896692887), KQU( 8155489510809067471), + KQU( 258966605622576285), KQU( 5462958075742020534), + KQU( 6763710214913276228), KQU( 2368935183451109054), + KQU(14209506165246453811), KQU( 2646257040978514881), + KQU( 3776001911922207672), KQU( 1419304601390147631), + KQU(14987366598022458284), KQU( 3977770701065815721), + KQU( 730820417451838898), KQU( 3982991703612885327), + KQU( 2803544519671388477), KQU(17067667221114424649), + KQU( 2922555119737867166), KQU( 1989477584121460932), + KQU(15020387605892337354), KQU( 9293277796427533547), + KQU(10722181424063557247), KQU(16704542332047511651), + KQU( 5008286236142089514), KQU(16174732308747382540), + KQU(17597019485798338402), KQU(13081745199110622093), + KQU( 8850305883842258115), KQU(12723629125624589005), + KQU( 8140566453402805978), KQU(15356684607680935061), + KQU(14222190387342648650), KQU(11134610460665975178), + KQU( 1259799058620984266), KQU(13281656268025610041), + KQU( 298262561068153992), KQU(12277871700239212922), + KQU(13911297774719779438), KQU(16556727962761474934), + KQU(17903010316654728010), KQU( 9682617699648434744), + KQU(14757681836838592850), KQU( 1327242446558524473), + KQU(11126645098780572792), KQU( 1883602329313221774), + KQU( 2543897783922776873), KQU(15029168513767772842), + KQU(12710270651039129878), KQU(16118202956069604504), + KQU(15010759372168680524), KQU( 2296827082251923948), + KQU(10793729742623518101), KQU(13829764151845413046), + KQU(17769301223184451213), KQU( 3118268169210783372), + KQU(17626204544105123127), KQU( 7416718488974352644), + KQU(10450751996212925994), KQU( 9352529519128770586), + KQU( 259347569641110140), KQU( 8048588892269692697), + KQU( 1774414152306494058), KQU(10669548347214355622), + KQU(13061992253816795081), KQU(18432677803063861659), + KQU( 8879191055593984333), KQU(12433753195199268041), + KQU(14919392415439730602), KQU( 6612848378595332963), + 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KQU(10816638187021897173), KQU( 5436139270839738132), + KQU( 6659882287036010082), KQU( 2154048955317173697), + KQU(10887317019333757642), KQU(16281091802634424955), + KQU(10754549879915384901), KQU(10760611745769249815), + KQU( 2161505946972504002), KQU( 5243132808986265107), + KQU(10129852179873415416), KQU( 710339480008649081), + KQU( 7802129453068808528), KQU(17967213567178907213), + KQU(15730859124668605599), KQU(13058356168962376502), + KQU( 3701224985413645909), KQU(14464065869149109264), + KQU( 9959272418844311646), KQU(10157426099515958752), + KQU(14013736814538268528), KQU(17797456992065653951), + KQU(17418878140257344806), KQU(15457429073540561521), + KQU( 2184426881360949378), KQU( 2062193041154712416), + KQU( 8553463347406931661), KQU( 4913057625202871854), + KQU( 2668943682126618425), KQU(17064444737891172288), + KQU( 4997115903913298637), KQU(12019402608892327416), + KQU(17603584559765897352), KQU(11367529582073647975), + KQU( 8211476043518436050), KQU( 8676849804070323674), + KQU(18431829230394475730), KQU(10490177861361247904), + KQU( 9508720602025651349), KQU( 7409627448555722700), + KQU( 5804047018862729008), KQU(11943858176893142594), + KQU(11908095418933847092), KQU( 5415449345715887652), + KQU( 1554022699166156407), KQU( 9073322106406017161), + KQU( 7080630967969047082), KQU(18049736940860732943), + KQU(12748714242594196794), KQU( 1226992415735156741), + KQU(17900981019609531193), KQU(11720739744008710999), + KQU( 3006400683394775434), KQU(11347974011751996028), + KQU( 3316999628257954608), KQU( 8384484563557639101), + KQU(18117794685961729767), KQU( 1900145025596618194), + KQU(17459527840632892676), KQU( 5634784101865710994), + KQU( 7918619300292897158), KQU( 3146577625026301350), + KQU( 9955212856499068767), KQU( 1873995843681746975), + KQU( 1561487759967972194), KQU( 8322718804375878474), + KQU(11300284215327028366), KQU( 4667391032508998982), + KQU( 9820104494306625580), KQU(17922397968599970610), + KQU( 1784690461886786712), KQU(14940365084341346821), + KQU( 5348719575594186181), KQU(10720419084507855261), + KQU(14210394354145143274), KQU( 2426468692164000131), + KQU(16271062114607059202), KQU(14851904092357070247), + KQU( 6524493015693121897), KQU( 9825473835127138531), + KQU(14222500616268569578), KQU(15521484052007487468), + KQU(14462579404124614699), KQU(11012375590820665520), + KQU(11625327350536084927), KQU(14452017765243785417), + KQU( 9989342263518766305), KQU( 3640105471101803790), + KQU( 4749866455897513242), KQU(13963064946736312044), + KQU(10007416591973223791), KQU(18314132234717431115), + KQU( 3286596588617483450), KQU( 7726163455370818765), + KQU( 7575454721115379328), KQU( 5308331576437663422), + KQU(18288821894903530934), KQU( 8028405805410554106), + KQU(15744019832103296628), KQU( 149765559630932100), + KQU( 6137705557200071977), KQU(14513416315434803615), + KQU(11665702820128984473), KQU( 218926670505601386), + KQU( 6868675028717769519), KQU(15282016569441512302), + KQU( 5707000497782960236), KQU( 6671120586555079567), + KQU( 2194098052618985448), KQU(16849577895477330978), + KQU(12957148471017466283), KQU( 1997805535404859393), + KQU( 1180721060263860490), KQU(13206391310193756958), + KQU(12980208674461861797), KQU( 3825967775058875366), + KQU(17543433670782042631), KQU( 1518339070120322730), + KQU(16344584340890991669), KQU( 2611327165318529819), + KQU(11265022723283422529), KQU( 4001552800373196817), + KQU(14509595890079346161), KQU( 3528717165416234562), + KQU(18153222571501914072), KQU( 9387182977209744425), + KQU(10064342315985580021), KQU(11373678413215253977), + KQU( 2308457853228798099), KQU( 9729042942839545302), + KQU( 7833785471140127746), KQU( 6351049900319844436), + KQU(14454610627133496067), KQU(12533175683634819111), + KQU(15570163926716513029), KQU(13356980519185762498) +}; + +TEST_BEGIN(test_gen_rand_32) { + uint32_t array32[BLOCK_SIZE] JEMALLOC_ATTR(aligned(16)); + uint32_t array32_2[BLOCK_SIZE] JEMALLOC_ATTR(aligned(16)); + int i; + uint32_t r32; + sfmt_t *ctx; + + expect_d_le(get_min_array_size32(), BLOCK_SIZE, + "Array size too small"); + ctx = init_gen_rand(1234); + fill_array32(ctx, array32, BLOCK_SIZE); + fill_array32(ctx, array32_2, BLOCK_SIZE); + fini_gen_rand(ctx); + + ctx = init_gen_rand(1234); + for (i = 0; i < BLOCK_SIZE; i++) { + if (i < COUNT_1) { + expect_u32_eq(array32[i], init_gen_rand_32_expected[i], + "Output mismatch for i=%d", i); + } + r32 = gen_rand32(ctx); + expect_u32_eq(r32, array32[i], + "Mismatch at array32[%d]=%x, gen=%x", i, array32[i], r32); + } + for (i = 0; i < COUNT_2; i++) { + r32 = gen_rand32(ctx); + expect_u32_eq(r32, array32_2[i], + "Mismatch at array32_2[%d]=%x, gen=%x", i, array32_2[i], + r32); + } + fini_gen_rand(ctx); +} +TEST_END + +TEST_BEGIN(test_by_array_32) { + uint32_t array32[BLOCK_SIZE] JEMALLOC_ATTR(aligned(16)); + uint32_t array32_2[BLOCK_SIZE] JEMALLOC_ATTR(aligned(16)); + int i; + uint32_t ini[4] = {0x1234, 0x5678, 0x9abc, 0xdef0}; + uint32_t r32; + sfmt_t *ctx; + + expect_d_le(get_min_array_size32(), BLOCK_SIZE, + "Array size too small"); + ctx = init_by_array(ini, 4); + fill_array32(ctx, array32, BLOCK_SIZE); + fill_array32(ctx, array32_2, BLOCK_SIZE); + fini_gen_rand(ctx); + + ctx = init_by_array(ini, 4); + for (i = 0; i < BLOCK_SIZE; i++) { + if (i < COUNT_1) { + expect_u32_eq(array32[i], init_by_array_32_expected[i], + "Output mismatch for i=%d", i); + } + r32 = gen_rand32(ctx); + expect_u32_eq(r32, array32[i], + "Mismatch at array32[%d]=%x, gen=%x", i, array32[i], r32); + } + for (i = 0; i < COUNT_2; i++) { + r32 = gen_rand32(ctx); + expect_u32_eq(r32, array32_2[i], + "Mismatch at array32_2[%d]=%x, gen=%x", i, array32_2[i], + r32); + } + fini_gen_rand(ctx); +} +TEST_END + +TEST_BEGIN(test_gen_rand_64) { + uint64_t array64[BLOCK_SIZE64] JEMALLOC_ATTR(aligned(16)); + uint64_t array64_2[BLOCK_SIZE64] JEMALLOC_ATTR(aligned(16)); + int i; + uint64_t r; + sfmt_t *ctx; + + expect_d_le(get_min_array_size64(), BLOCK_SIZE64, + "Array size too small"); + ctx = init_gen_rand(4321); + fill_array64(ctx, array64, BLOCK_SIZE64); + fill_array64(ctx, array64_2, BLOCK_SIZE64); + fini_gen_rand(ctx); + + ctx = init_gen_rand(4321); + for (i = 0; i < BLOCK_SIZE64; i++) { + if (i < COUNT_1) { + expect_u64_eq(array64[i], init_gen_rand_64_expected[i], + "Output mismatch for i=%d", i); + } + r = gen_rand64(ctx); + expect_u64_eq(r, array64[i], + "Mismatch at array64[%d]=%"FMTx64", gen=%"FMTx64, i, + array64[i], r); + } + for (i = 0; i < COUNT_2; i++) { + r = gen_rand64(ctx); + expect_u64_eq(r, array64_2[i], + "Mismatch at array64_2[%d]=%"FMTx64" gen=%"FMTx64"", i, + array64_2[i], r); + } + fini_gen_rand(ctx); +} +TEST_END + +TEST_BEGIN(test_by_array_64) { + uint64_t array64[BLOCK_SIZE64] JEMALLOC_ATTR(aligned(16)); + uint64_t array64_2[BLOCK_SIZE64] JEMALLOC_ATTR(aligned(16)); + int i; + uint64_t r; + uint32_t ini[] = {5, 4, 3, 2, 1}; + sfmt_t *ctx; + + expect_d_le(get_min_array_size64(), BLOCK_SIZE64, + "Array size too small"); + ctx = init_by_array(ini, 5); + fill_array64(ctx, array64, BLOCK_SIZE64); + fill_array64(ctx, array64_2, BLOCK_SIZE64); + fini_gen_rand(ctx); + + ctx = init_by_array(ini, 5); + for (i = 0; i < BLOCK_SIZE64; i++) { + if (i < COUNT_1) { + expect_u64_eq(array64[i], init_by_array_64_expected[i], + "Output mismatch for i=%d", i); + } + r = gen_rand64(ctx); + expect_u64_eq(r, array64[i], + "Mismatch at array64[%d]=%"FMTx64" gen=%"FMTx64, i, + array64[i], r); + } + for (i = 0; i < COUNT_2; i++) { + r = gen_rand64(ctx); + expect_u64_eq(r, array64_2[i], + "Mismatch at array64_2[%d]=%"FMTx64" gen=%"FMTx64, i, + array64_2[i], r); + } + fini_gen_rand(ctx); +} +TEST_END + +int +main(void) { + return test( + test_gen_rand_32, + test_by_array_32, + test_gen_rand_64, + test_by_array_64); +} diff --git a/deps/jemalloc/test/unit/a0.c b/deps/jemalloc/test/unit/a0.c new file mode 100644 index 0000000..c1be79a --- /dev/null +++ b/deps/jemalloc/test/unit/a0.c @@ -0,0 +1,16 @@ +#include "test/jemalloc_test.h" + +TEST_BEGIN(test_a0) { + void *p; + + p = a0malloc(1); + expect_ptr_not_null(p, "Unexpected a0malloc() error"); + a0dalloc(p); +} +TEST_END + +int +main(void) { + return test_no_malloc_init( + test_a0); +} diff --git a/deps/jemalloc/test/unit/arena_decay.c b/deps/jemalloc/test/unit/arena_decay.c new file mode 100644 index 0000000..e991f4d --- /dev/null +++ b/deps/jemalloc/test/unit/arena_decay.c @@ -0,0 +1,436 @@ +#include "test/jemalloc_test.h" +#include "test/arena_util.h" + +#include "jemalloc/internal/ticker.h" + +static nstime_monotonic_t *nstime_monotonic_orig; +static nstime_update_t *nstime_update_orig; + +static unsigned nupdates_mock; +static nstime_t time_mock; +static bool monotonic_mock; + +static bool +nstime_monotonic_mock(void) { + return monotonic_mock; +} + +static void +nstime_update_mock(nstime_t *time) { + nupdates_mock++; + if (monotonic_mock) { + nstime_copy(time, &time_mock); + } +} + +TEST_BEGIN(test_decay_ticks) { + test_skip_if(is_background_thread_enabled()); + test_skip_if(opt_hpa); + + ticker_geom_t *decay_ticker; + unsigned tick0, tick1, arena_ind; + size_t sz, large0; + void *p; + + sz = sizeof(size_t); + expect_d_eq(mallctl("arenas.lextent.0.size", (void *)&large0, &sz, NULL, + 0), 0, "Unexpected mallctl failure"); + + /* Set up a manually managed arena for test. */ + arena_ind = do_arena_create(0, 0); + + /* Migrate to the new arena, and get the ticker. */ + unsigned old_arena_ind; + size_t sz_arena_ind = sizeof(old_arena_ind); + expect_d_eq(mallctl("thread.arena", (void *)&old_arena_ind, + &sz_arena_ind, (void *)&arena_ind, sizeof(arena_ind)), 0, + "Unexpected mallctl() failure"); + decay_ticker = tsd_arena_decay_tickerp_get(tsd_fetch()); + expect_ptr_not_null(decay_ticker, + "Unexpected failure getting decay ticker"); + + /* + * Test the standard APIs using a large size class, since we can't + * control tcache interactions for small size classes (except by + * completely disabling tcache for the entire test program). + */ + + /* malloc(). */ + tick0 = ticker_geom_read(decay_ticker); + p = malloc(large0); + expect_ptr_not_null(p, "Unexpected malloc() failure"); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, "Expected ticker to tick during malloc()"); + /* free(). */ + tick0 = ticker_geom_read(decay_ticker); + free(p); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, "Expected ticker to tick during free()"); + + /* calloc(). */ + tick0 = ticker_geom_read(decay_ticker); + p = calloc(1, large0); + expect_ptr_not_null(p, "Unexpected calloc() failure"); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, "Expected ticker to tick during calloc()"); + free(p); + + /* posix_memalign(). */ + tick0 = ticker_geom_read(decay_ticker); + expect_d_eq(posix_memalign(&p, sizeof(size_t), large0), 0, + "Unexpected posix_memalign() failure"); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, + "Expected ticker to tick during posix_memalign()"); + free(p); + + /* aligned_alloc(). */ + tick0 = ticker_geom_read(decay_ticker); + p = aligned_alloc(sizeof(size_t), large0); + expect_ptr_not_null(p, "Unexpected aligned_alloc() failure"); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, + "Expected ticker to tick during aligned_alloc()"); + free(p); + + /* realloc(). */ + /* Allocate. */ + tick0 = ticker_geom_read(decay_ticker); + p = realloc(NULL, large0); + expect_ptr_not_null(p, "Unexpected realloc() failure"); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, "Expected ticker to tick during realloc()"); + /* Reallocate. */ + tick0 = ticker_geom_read(decay_ticker); + p = realloc(p, large0); + expect_ptr_not_null(p, "Unexpected realloc() failure"); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, "Expected ticker to tick during realloc()"); + /* Deallocate. */ + tick0 = ticker_geom_read(decay_ticker); + realloc(p, 0); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, "Expected ticker to tick during realloc()"); + + /* + * Test the *allocx() APIs using large and small size classes, with + * tcache explicitly disabled. + */ + { + unsigned i; + size_t allocx_sizes[2]; + allocx_sizes[0] = large0; + allocx_sizes[1] = 1; + + for (i = 0; i < sizeof(allocx_sizes) / sizeof(size_t); i++) { + sz = allocx_sizes[i]; + + /* mallocx(). */ + tick0 = ticker_geom_read(decay_ticker); + p = mallocx(sz, MALLOCX_TCACHE_NONE); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, + "Expected ticker to tick during mallocx() (sz=%zu)", + sz); + /* rallocx(). */ + tick0 = ticker_geom_read(decay_ticker); + p = rallocx(p, sz, MALLOCX_TCACHE_NONE); + expect_ptr_not_null(p, "Unexpected rallocx() failure"); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, + "Expected ticker to tick during rallocx() (sz=%zu)", + sz); + /* xallocx(). */ + tick0 = ticker_geom_read(decay_ticker); + xallocx(p, sz, 0, MALLOCX_TCACHE_NONE); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, + "Expected ticker to tick during xallocx() (sz=%zu)", + sz); + /* dallocx(). */ + tick0 = ticker_geom_read(decay_ticker); + dallocx(p, MALLOCX_TCACHE_NONE); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, + "Expected ticker to tick during dallocx() (sz=%zu)", + sz); + /* sdallocx(). */ + p = mallocx(sz, MALLOCX_TCACHE_NONE); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + tick0 = ticker_geom_read(decay_ticker); + sdallocx(p, sz, MALLOCX_TCACHE_NONE); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, + "Expected ticker to tick during sdallocx() " + "(sz=%zu)", sz); + } + } + + /* + * Test tcache fill/flush interactions for large and small size classes, + * using an explicit tcache. + */ + unsigned tcache_ind, i; + size_t tcache_sizes[2]; + tcache_sizes[0] = large0; + tcache_sizes[1] = 1; + + size_t tcache_max, sz_tcache_max; + sz_tcache_max = sizeof(tcache_max); + expect_d_eq(mallctl("arenas.tcache_max", (void *)&tcache_max, + &sz_tcache_max, NULL, 0), 0, "Unexpected mallctl() failure"); + + sz = sizeof(unsigned); + expect_d_eq(mallctl("tcache.create", (void *)&tcache_ind, &sz, + NULL, 0), 0, "Unexpected mallctl failure"); + + for (i = 0; i < sizeof(tcache_sizes) / sizeof(size_t); i++) { + sz = tcache_sizes[i]; + + /* tcache fill. */ + tick0 = ticker_geom_read(decay_ticker); + p = mallocx(sz, MALLOCX_TCACHE(tcache_ind)); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + tick1 = ticker_geom_read(decay_ticker); + expect_u32_ne(tick1, tick0, + "Expected ticker to tick during tcache fill " + "(sz=%zu)", sz); + /* tcache flush. */ + dallocx(p, MALLOCX_TCACHE(tcache_ind)); + tick0 = ticker_geom_read(decay_ticker); + expect_d_eq(mallctl("tcache.flush", NULL, NULL, + (void *)&tcache_ind, sizeof(unsigned)), 0, + "Unexpected mallctl failure"); + tick1 = ticker_geom_read(decay_ticker); + + /* Will only tick if it's in tcache. */ + expect_u32_ne(tick1, tick0, + "Expected ticker to tick during tcache flush (sz=%zu)", sz); + } +} +TEST_END + +static void +decay_ticker_helper(unsigned arena_ind, int flags, bool dirty, ssize_t dt, + uint64_t dirty_npurge0, uint64_t muzzy_npurge0, bool terminate_asap) { +#define NINTERVALS 101 + nstime_t time, update_interval, decay_ms, deadline; + + nstime_init_update(&time); + + nstime_init2(&decay_ms, dt, 0); + nstime_copy(&deadline, &time); + nstime_add(&deadline, &decay_ms); + + nstime_init2(&update_interval, dt, 0); + nstime_idivide(&update_interval, NINTERVALS); + + /* + * Keep q's slab from being deallocated during the looping below. If a + * cached slab were to repeatedly come and go during looping, it could + * prevent the decay backlog ever becoming empty. + */ + void *p = do_mallocx(1, flags); + uint64_t dirty_npurge1, muzzy_npurge1; + do { + for (unsigned i = 0; i < ARENA_DECAY_NTICKS_PER_UPDATE / 2; + i++) { + void *q = do_mallocx(1, flags); + dallocx(q, flags); + } + dirty_npurge1 = get_arena_dirty_npurge(arena_ind); + muzzy_npurge1 = get_arena_muzzy_npurge(arena_ind); + + nstime_add(&time_mock, &update_interval); + nstime_update(&time); + } while (nstime_compare(&time, &deadline) <= 0 && ((dirty_npurge1 == + dirty_npurge0 && muzzy_npurge1 == muzzy_npurge0) || + !terminate_asap)); + dallocx(p, flags); + + if (config_stats) { + expect_u64_gt(dirty_npurge1 + muzzy_npurge1, dirty_npurge0 + + muzzy_npurge0, "Expected purging to occur"); + } +#undef NINTERVALS +} + +TEST_BEGIN(test_decay_ticker) { + test_skip_if(is_background_thread_enabled()); + test_skip_if(opt_hpa); +#define NPS 2048 + ssize_t ddt = opt_dirty_decay_ms; + ssize_t mdt = opt_muzzy_decay_ms; + unsigned arena_ind = do_arena_create(ddt, mdt); + int flags = (MALLOCX_ARENA(arena_ind) | MALLOCX_TCACHE_NONE); + void *ps[NPS]; + + /* + * Allocate a bunch of large objects, pause the clock, deallocate every + * other object (to fragment virtual memory), restore the clock, then + * [md]allocx() in a tight loop while advancing time rapidly to verify + * the ticker triggers purging. + */ + size_t large; + size_t sz = sizeof(size_t); + expect_d_eq(mallctl("arenas.lextent.0.size", (void *)&large, &sz, NULL, + 0), 0, "Unexpected mallctl failure"); + + do_purge(arena_ind); + uint64_t dirty_npurge0 = get_arena_dirty_npurge(arena_ind); + uint64_t muzzy_npurge0 = get_arena_muzzy_npurge(arena_ind); + + for (unsigned i = 0; i < NPS; i++) { + ps[i] = do_mallocx(large, flags); + } + + nupdates_mock = 0; + nstime_init_update(&time_mock); + monotonic_mock = true; + + nstime_monotonic_orig = nstime_monotonic; + nstime_update_orig = nstime_update; + nstime_monotonic = nstime_monotonic_mock; + nstime_update = nstime_update_mock; + + for (unsigned i = 0; i < NPS; i += 2) { + dallocx(ps[i], flags); + unsigned nupdates0 = nupdates_mock; + do_decay(arena_ind); + expect_u_gt(nupdates_mock, nupdates0, + "Expected nstime_update() to be called"); + } + + decay_ticker_helper(arena_ind, flags, true, ddt, dirty_npurge0, + muzzy_npurge0, true); + decay_ticker_helper(arena_ind, flags, false, ddt+mdt, dirty_npurge0, + muzzy_npurge0, false); + + do_arena_destroy(arena_ind); + + nstime_monotonic = nstime_monotonic_orig; + nstime_update = nstime_update_orig; +#undef NPS +} +TEST_END + +TEST_BEGIN(test_decay_nonmonotonic) { + test_skip_if(is_background_thread_enabled()); + test_skip_if(opt_hpa); +#define NPS (SMOOTHSTEP_NSTEPS + 1) + int flags = (MALLOCX_ARENA(0) | MALLOCX_TCACHE_NONE); + void *ps[NPS]; + uint64_t npurge0 = 0; + uint64_t npurge1 = 0; + size_t sz, large0; + unsigned i, nupdates0; + + sz = sizeof(size_t); + expect_d_eq(mallctl("arenas.lextent.0.size", (void *)&large0, &sz, NULL, + 0), 0, "Unexpected mallctl failure"); + + expect_d_eq(mallctl("arena.0.purge", NULL, NULL, NULL, 0), 0, + "Unexpected mallctl failure"); + do_epoch(); + sz = sizeof(uint64_t); + npurge0 = get_arena_npurge(0); + + nupdates_mock = 0; + nstime_init_update(&time_mock); + monotonic_mock = false; + + nstime_monotonic_orig = nstime_monotonic; + nstime_update_orig = nstime_update; + nstime_monotonic = nstime_monotonic_mock; + nstime_update = nstime_update_mock; + + for (i = 0; i < NPS; i++) { + ps[i] = mallocx(large0, flags); + expect_ptr_not_null(ps[i], "Unexpected mallocx() failure"); + } + + for (i = 0; i < NPS; i++) { + dallocx(ps[i], flags); + nupdates0 = nupdates_mock; + expect_d_eq(mallctl("arena.0.decay", NULL, NULL, NULL, 0), 0, + "Unexpected arena.0.decay failure"); + expect_u_gt(nupdates_mock, nupdates0, + "Expected nstime_update() to be called"); + } + + do_epoch(); + sz = sizeof(uint64_t); + npurge1 = get_arena_npurge(0); + + if (config_stats) { + expect_u64_eq(npurge0, npurge1, "Unexpected purging occurred"); + } + + nstime_monotonic = nstime_monotonic_orig; + nstime_update = nstime_update_orig; +#undef NPS +} +TEST_END + +TEST_BEGIN(test_decay_now) { + test_skip_if(is_background_thread_enabled()); + test_skip_if(opt_hpa); + + unsigned arena_ind = do_arena_create(0, 0); + expect_zu_eq(get_arena_pdirty(arena_ind), 0, "Unexpected dirty pages"); + expect_zu_eq(get_arena_pmuzzy(arena_ind), 0, "Unexpected muzzy pages"); + size_t sizes[] = {16, PAGE<<2, HUGEPAGE<<2}; + /* Verify that dirty/muzzy pages never linger after deallocation. */ + for (unsigned i = 0; i < sizeof(sizes)/sizeof(size_t); i++) { + size_t size = sizes[i]; + generate_dirty(arena_ind, size); + expect_zu_eq(get_arena_pdirty(arena_ind), 0, + "Unexpected dirty pages"); + expect_zu_eq(get_arena_pmuzzy(arena_ind), 0, + "Unexpected muzzy pages"); + } + do_arena_destroy(arena_ind); +} +TEST_END + +TEST_BEGIN(test_decay_never) { + test_skip_if(is_background_thread_enabled() || !config_stats); + test_skip_if(opt_hpa); + + unsigned arena_ind = do_arena_create(-1, -1); + int flags = MALLOCX_ARENA(arena_ind) | MALLOCX_TCACHE_NONE; + expect_zu_eq(get_arena_pdirty(arena_ind), 0, "Unexpected dirty pages"); + expect_zu_eq(get_arena_pmuzzy(arena_ind), 0, "Unexpected muzzy pages"); + size_t sizes[] = {16, PAGE<<2, HUGEPAGE<<2}; + void *ptrs[sizeof(sizes)/sizeof(size_t)]; + for (unsigned i = 0; i < sizeof(sizes)/sizeof(size_t); i++) { + ptrs[i] = do_mallocx(sizes[i], flags); + } + /* Verify that each deallocation generates additional dirty pages. */ + size_t pdirty_prev = get_arena_pdirty(arena_ind); + size_t pmuzzy_prev = get_arena_pmuzzy(arena_ind); + expect_zu_eq(pdirty_prev, 0, "Unexpected dirty pages"); + expect_zu_eq(pmuzzy_prev, 0, "Unexpected muzzy pages"); + for (unsigned i = 0; i < sizeof(sizes)/sizeof(size_t); i++) { + dallocx(ptrs[i], flags); + size_t pdirty = get_arena_pdirty(arena_ind); + size_t pmuzzy = get_arena_pmuzzy(arena_ind); + expect_zu_gt(pdirty + (size_t)get_arena_dirty_purged(arena_ind), + pdirty_prev, "Expected dirty pages to increase."); + expect_zu_eq(pmuzzy, 0, "Unexpected muzzy pages"); + pdirty_prev = pdirty; + } + do_arena_destroy(arena_ind); +} +TEST_END + +int +main(void) { + return test( + test_decay_ticks, + test_decay_ticker, + test_decay_nonmonotonic, + test_decay_now, + test_decay_never); +} diff --git a/deps/jemalloc/test/unit/arena_decay.sh b/deps/jemalloc/test/unit/arena_decay.sh new file mode 100644 index 0000000..52f1b20 --- /dev/null +++ b/deps/jemalloc/test/unit/arena_decay.sh @@ -0,0 +1,3 @@ +#!/bin/sh + +export MALLOC_CONF="dirty_decay_ms:1000,muzzy_decay_ms:1000,tcache_max:1024" diff --git a/deps/jemalloc/test/unit/arena_reset.c b/deps/jemalloc/test/unit/arena_reset.c new file mode 100644 index 0000000..8ef0786 --- /dev/null +++ b/deps/jemalloc/test/unit/arena_reset.c @@ -0,0 +1,361 @@ +#ifndef ARENA_RESET_PROF_C_ +#include "test/jemalloc_test.h" +#endif + +#include "jemalloc/internal/extent_mmap.h" +#include "jemalloc/internal/rtree.h" + +#include "test/extent_hooks.h" + +static unsigned +get_nsizes_impl(const char *cmd) { + unsigned ret; + size_t z; + + z = sizeof(unsigned); + expect_d_eq(mallctl(cmd, (void *)&ret, &z, NULL, 0), 0, + "Unexpected mallctl(\"%s\", ...) failure", cmd); + + return ret; +} + +static unsigned +get_nsmall(void) { + return get_nsizes_impl("arenas.nbins"); +} + +static unsigned +get_nlarge(void) { + return get_nsizes_impl("arenas.nlextents"); +} + +static size_t +get_size_impl(const char *cmd, size_t ind) { + size_t ret; + size_t z; + size_t mib[4]; + size_t miblen = 4; + + z = sizeof(size_t); + expect_d_eq(mallctlnametomib(cmd, mib, &miblen), + 0, "Unexpected mallctlnametomib(\"%s\", ...) failure", cmd); + mib[2] = ind; + z = sizeof(size_t); + expect_d_eq(mallctlbymib(mib, miblen, (void *)&ret, &z, NULL, 0), + 0, "Unexpected mallctlbymib([\"%s\", %zu], ...) failure", cmd, ind); + + return ret; +} + +static size_t +get_small_size(size_t ind) { + return get_size_impl("arenas.bin.0.size", ind); +} + +static size_t +get_large_size(size_t ind) { + return get_size_impl("arenas.lextent.0.size", ind); +} + +/* Like ivsalloc(), but safe to call on discarded allocations. */ +static size_t +vsalloc(tsdn_t *tsdn, const void *ptr) { + emap_full_alloc_ctx_t full_alloc_ctx; + bool missing = emap_full_alloc_ctx_try_lookup(tsdn, &arena_emap_global, + ptr, &full_alloc_ctx); + if (missing) { + return 0; + } + + if (full_alloc_ctx.edata == NULL) { + return 0; + } + if (edata_state_get(full_alloc_ctx.edata) != extent_state_active) { + return 0; + } + + if (full_alloc_ctx.szind == SC_NSIZES) { + return 0; + } + + return sz_index2size(full_alloc_ctx.szind); +} + +static unsigned +do_arena_create(extent_hooks_t *h) { + unsigned arena_ind; + size_t sz = sizeof(unsigned); + expect_d_eq(mallctl("arenas.create", (void *)&arena_ind, &sz, + (void *)(h != NULL ? &h : NULL), (h != NULL ? sizeof(h) : 0)), 0, + "Unexpected mallctl() failure"); + return arena_ind; +} + +static void +do_arena_reset_pre(unsigned arena_ind, void ***ptrs, unsigned *nptrs) { +#define NLARGE 32 + unsigned nsmall, nlarge, i; + size_t sz; + int flags; + tsdn_t *tsdn; + + flags = MALLOCX_ARENA(arena_ind) | MALLOCX_TCACHE_NONE; + + nsmall = get_nsmall(); + nlarge = get_nlarge() > NLARGE ? NLARGE : get_nlarge(); + *nptrs = nsmall + nlarge; + *ptrs = (void **)malloc(*nptrs * sizeof(void *)); + expect_ptr_not_null(*ptrs, "Unexpected malloc() failure"); + + /* Allocate objects with a wide range of sizes. */ + for (i = 0; i < nsmall; i++) { + sz = get_small_size(i); + (*ptrs)[i] = mallocx(sz, flags); + expect_ptr_not_null((*ptrs)[i], + "Unexpected mallocx(%zu, %#x) failure", sz, flags); + } + for (i = 0; i < nlarge; i++) { + sz = get_large_size(i); + (*ptrs)[nsmall + i] = mallocx(sz, flags); + expect_ptr_not_null((*ptrs)[i], + "Unexpected mallocx(%zu, %#x) failure", sz, flags); + } + + tsdn = tsdn_fetch(); + + /* Verify allocations. */ + for (i = 0; i < *nptrs; i++) { + expect_zu_gt(ivsalloc(tsdn, (*ptrs)[i]), 0, + "Allocation should have queryable size"); + } +} + +static void +do_arena_reset_post(void **ptrs, unsigned nptrs, unsigned arena_ind) { + tsdn_t *tsdn; + unsigned i; + + tsdn = tsdn_fetch(); + + if (have_background_thread) { + malloc_mutex_lock(tsdn, + &background_thread_info_get(arena_ind)->mtx); + } + /* Verify allocations no longer exist. */ + for (i = 0; i < nptrs; i++) { + expect_zu_eq(vsalloc(tsdn, ptrs[i]), 0, + "Allocation should no longer exist"); + } + if (have_background_thread) { + malloc_mutex_unlock(tsdn, + &background_thread_info_get(arena_ind)->mtx); + } + + free(ptrs); +} + +static void +do_arena_reset_destroy(const char *name, unsigned arena_ind) { + size_t mib[3]; + size_t miblen; + + miblen = sizeof(mib)/sizeof(size_t); + expect_d_eq(mallctlnametomib(name, mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + mib[1] = (size_t)arena_ind; + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, NULL, 0), 0, + "Unexpected mallctlbymib() failure"); +} + +static void +do_arena_reset(unsigned arena_ind) { + do_arena_reset_destroy("arena.0.reset", arena_ind); +} + +static void +do_arena_destroy(unsigned arena_ind) { + do_arena_reset_destroy("arena.0.destroy", arena_ind); +} + +TEST_BEGIN(test_arena_reset) { + unsigned arena_ind; + void **ptrs; + unsigned nptrs; + + arena_ind = do_arena_create(NULL); + do_arena_reset_pre(arena_ind, &ptrs, &nptrs); + do_arena_reset(arena_ind); + do_arena_reset_post(ptrs, nptrs, arena_ind); +} +TEST_END + +static bool +arena_i_initialized(unsigned arena_ind, bool refresh) { + bool initialized; + size_t mib[3]; + size_t miblen, sz; + + if (refresh) { + uint64_t epoch = 1; + expect_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, + sizeof(epoch)), 0, "Unexpected mallctl() failure"); + } + + miblen = sizeof(mib)/sizeof(size_t); + expect_d_eq(mallctlnametomib("arena.0.initialized", mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + mib[1] = (size_t)arena_ind; + sz = sizeof(initialized); + expect_d_eq(mallctlbymib(mib, miblen, (void *)&initialized, &sz, NULL, + 0), 0, "Unexpected mallctlbymib() failure"); + + return initialized; +} + +TEST_BEGIN(test_arena_destroy_initial) { + expect_false(arena_i_initialized(MALLCTL_ARENAS_DESTROYED, false), + "Destroyed arena stats should not be initialized"); +} +TEST_END + +TEST_BEGIN(test_arena_destroy_hooks_default) { + unsigned arena_ind, arena_ind_another, arena_ind_prev; + void **ptrs; + unsigned nptrs; + + arena_ind = do_arena_create(NULL); + do_arena_reset_pre(arena_ind, &ptrs, &nptrs); + + expect_false(arena_i_initialized(arena_ind, false), + "Arena stats should not be initialized"); + expect_true(arena_i_initialized(arena_ind, true), + "Arena stats should be initialized"); + + /* + * Create another arena before destroying one, to better verify arena + * index reuse. + */ + arena_ind_another = do_arena_create(NULL); + + do_arena_destroy(arena_ind); + + expect_false(arena_i_initialized(arena_ind, true), + "Arena stats should not be initialized"); + expect_true(arena_i_initialized(MALLCTL_ARENAS_DESTROYED, false), + "Destroyed arena stats should be initialized"); + + do_arena_reset_post(ptrs, nptrs, arena_ind); + + arena_ind_prev = arena_ind; + arena_ind = do_arena_create(NULL); + do_arena_reset_pre(arena_ind, &ptrs, &nptrs); + expect_u_eq(arena_ind, arena_ind_prev, + "Arena index should have been recycled"); + do_arena_destroy(arena_ind); + do_arena_reset_post(ptrs, nptrs, arena_ind); + + do_arena_destroy(arena_ind_another); + + /* Try arena.create with custom hooks. */ + size_t sz = sizeof(extent_hooks_t *); + extent_hooks_t *a0_default_hooks; + expect_d_eq(mallctl("arena.0.extent_hooks", (void *)&a0_default_hooks, + &sz, NULL, 0), 0, "Unexpected mallctlnametomib() failure"); + + /* Default impl; but wrapped as "customized". */ + extent_hooks_t new_hooks = *a0_default_hooks; + extent_hooks_t *hook = &new_hooks; + sz = sizeof(unsigned); + expect_d_eq(mallctl("arenas.create", (void *)&arena_ind, &sz, + (void *)&hook, sizeof(void *)), 0, + "Unexpected mallctl() failure"); + do_arena_destroy(arena_ind); +} +TEST_END + +/* + * Actually unmap extents, regardless of opt_retain, so that attempts to access + * a destroyed arena's memory will segfault. + */ +static bool +extent_dalloc_unmap(extent_hooks_t *extent_hooks, void *addr, size_t size, + bool committed, unsigned arena_ind) { + TRACE_HOOK("%s(extent_hooks=%p, addr=%p, size=%zu, committed=%s, " + "arena_ind=%u)\n", __func__, extent_hooks, addr, size, committed ? + "true" : "false", arena_ind); + expect_ptr_eq(extent_hooks, &hooks, + "extent_hooks should be same as pointer used to set hooks"); + expect_ptr_eq(extent_hooks->dalloc, extent_dalloc_unmap, + "Wrong hook function"); + called_dalloc = true; + if (!try_dalloc) { + return true; + } + did_dalloc = true; + if (!maps_coalesce && opt_retain) { + return true; + } + pages_unmap(addr, size); + return false; +} + +static extent_hooks_t hooks_orig; + +static extent_hooks_t hooks_unmap = { + extent_alloc_hook, + extent_dalloc_unmap, /* dalloc */ + extent_destroy_hook, + extent_commit_hook, + extent_decommit_hook, + extent_purge_lazy_hook, + extent_purge_forced_hook, + extent_split_hook, + extent_merge_hook +}; + +TEST_BEGIN(test_arena_destroy_hooks_unmap) { + unsigned arena_ind; + void **ptrs; + unsigned nptrs; + + extent_hooks_prep(); + if (maps_coalesce) { + try_decommit = false; + } + memcpy(&hooks_orig, &hooks, sizeof(extent_hooks_t)); + memcpy(&hooks, &hooks_unmap, sizeof(extent_hooks_t)); + + did_alloc = false; + arena_ind = do_arena_create(&hooks); + do_arena_reset_pre(arena_ind, &ptrs, &nptrs); + + expect_true(did_alloc, "Expected alloc"); + + expect_false(arena_i_initialized(arena_ind, false), + "Arena stats should not be initialized"); + expect_true(arena_i_initialized(arena_ind, true), + "Arena stats should be initialized"); + + did_dalloc = false; + do_arena_destroy(arena_ind); + expect_true(did_dalloc, "Expected dalloc"); + + expect_false(arena_i_initialized(arena_ind, true), + "Arena stats should not be initialized"); + expect_true(arena_i_initialized(MALLCTL_ARENAS_DESTROYED, false), + "Destroyed arena stats should be initialized"); + + do_arena_reset_post(ptrs, nptrs, arena_ind); + + memcpy(&hooks, &hooks_orig, sizeof(extent_hooks_t)); +} +TEST_END + +int +main(void) { + return test( + test_arena_reset, + test_arena_destroy_initial, + test_arena_destroy_hooks_default, + test_arena_destroy_hooks_unmap); +} diff --git a/deps/jemalloc/test/unit/arena_reset_prof.c b/deps/jemalloc/test/unit/arena_reset_prof.c new file mode 100644 index 0000000..38d8012 --- /dev/null +++ b/deps/jemalloc/test/unit/arena_reset_prof.c @@ -0,0 +1,4 @@ +#include "test/jemalloc_test.h" +#define ARENA_RESET_PROF_C_ + +#include "arena_reset.c" diff --git a/deps/jemalloc/test/unit/arena_reset_prof.sh b/deps/jemalloc/test/unit/arena_reset_prof.sh new file mode 100644 index 0000000..041dc1c --- /dev/null +++ b/deps/jemalloc/test/unit/arena_reset_prof.sh @@ -0,0 +1,3 @@ +#!/bin/sh + +export MALLOC_CONF="prof:true,lg_prof_sample:0" diff --git a/deps/jemalloc/test/unit/atomic.c b/deps/jemalloc/test/unit/atomic.c new file mode 100644 index 0000000..c2ec8c7 --- /dev/null +++ b/deps/jemalloc/test/unit/atomic.c @@ -0,0 +1,229 @@ +#include "test/jemalloc_test.h" + +/* + * We *almost* have consistent short names (e.g. "u32" for uint32_t, "b" for + * bool, etc. The one exception is that the short name for void * is "p" in + * some places and "ptr" in others. In the long run it would be nice to unify + * these, but in the short run we'll use this shim. + */ +#define expect_p_eq expect_ptr_eq + +/* + * t: the non-atomic type, like "uint32_t". + * ta: the short name for the type, like "u32". + * val[1,2,3]: Values of the given type. The CAS tests use val2 for expected, + * and val3 for desired. + */ + +#define DO_TESTS(t, ta, val1, val2, val3) do { \ + t val; \ + t expected; \ + bool success; \ + /* This (along with the load below) also tests ATOMIC_LOAD. */ \ + atomic_##ta##_t atom = ATOMIC_INIT(val1); \ + \ + /* ATOMIC_INIT and load. */ \ + val = atomic_load_##ta(&atom, ATOMIC_RELAXED); \ + expect_##ta##_eq(val1, val, "Load or init failed"); \ + \ + /* Store. */ \ + atomic_store_##ta(&atom, val1, ATOMIC_RELAXED); \ + atomic_store_##ta(&atom, val2, ATOMIC_RELAXED); \ + val = atomic_load_##ta(&atom, ATOMIC_RELAXED); \ + expect_##ta##_eq(val2, val, "Store failed"); \ + \ + /* Exchange. */ \ + atomic_store_##ta(&atom, val1, ATOMIC_RELAXED); \ + val = atomic_exchange_##ta(&atom, val2, ATOMIC_RELAXED); \ + expect_##ta##_eq(val1, val, "Exchange returned invalid value"); \ + val = atomic_load_##ta(&atom, ATOMIC_RELAXED); \ + expect_##ta##_eq(val2, val, "Exchange store invalid value"); \ + \ + /* \ + * Weak CAS. Spurious failures are allowed, so we loop a few \ + * times. \ + */ \ + atomic_store_##ta(&atom, val1, ATOMIC_RELAXED); \ + success = false; \ + for (int retry = 0; retry < 10 && !success; retry++) { \ + expected = val2; \ + success = atomic_compare_exchange_weak_##ta(&atom, \ + &expected, val3, ATOMIC_RELAXED, ATOMIC_RELAXED); \ + expect_##ta##_eq(val1, expected, \ + "CAS should update expected"); \ + } \ + expect_b_eq(val1 == val2, success, \ + "Weak CAS did the wrong state update"); \ + val = atomic_load_##ta(&atom, ATOMIC_RELAXED); \ + if (success) { \ + expect_##ta##_eq(val3, val, \ + "Successful CAS should update atomic"); \ + } else { \ + expect_##ta##_eq(val1, val, \ + "Unsuccessful CAS should not update atomic"); \ + } \ + \ + /* Strong CAS. */ \ + atomic_store_##ta(&atom, val1, ATOMIC_RELAXED); \ + expected = val2; \ + success = atomic_compare_exchange_strong_##ta(&atom, &expected, \ + val3, ATOMIC_RELAXED, ATOMIC_RELAXED); \ + expect_b_eq(val1 == val2, success, \ + "Strong CAS did the wrong state update"); \ + val = atomic_load_##ta(&atom, ATOMIC_RELAXED); \ + if (success) { \ + expect_##ta##_eq(val3, val, \ + "Successful CAS should update atomic"); \ + } else { \ + expect_##ta##_eq(val1, val, \ + "Unsuccessful CAS should not update atomic"); \ + } \ + \ + \ +} while (0) + +#define DO_INTEGER_TESTS(t, ta, val1, val2) do { \ + atomic_##ta##_t atom; \ + t val; \ + \ + /* Fetch-add. */ \ + atomic_store_##ta(&atom, val1, ATOMIC_RELAXED); \ + val = atomic_fetch_add_##ta(&atom, val2, ATOMIC_RELAXED); \ + expect_##ta##_eq(val1, val, \ + "Fetch-add should return previous value"); \ + val = atomic_load_##ta(&atom, ATOMIC_RELAXED); \ + expect_##ta##_eq(val1 + val2, val, \ + "Fetch-add should update atomic"); \ + \ + /* Fetch-sub. */ \ + atomic_store_##ta(&atom, val1, ATOMIC_RELAXED); \ + val = atomic_fetch_sub_##ta(&atom, val2, ATOMIC_RELAXED); \ + expect_##ta##_eq(val1, val, \ + "Fetch-sub should return previous value"); \ + val = atomic_load_##ta(&atom, ATOMIC_RELAXED); \ + expect_##ta##_eq(val1 - val2, val, \ + "Fetch-sub should update atomic"); \ + \ + /* Fetch-and. */ \ + atomic_store_##ta(&atom, val1, ATOMIC_RELAXED); \ + val = atomic_fetch_and_##ta(&atom, val2, ATOMIC_RELAXED); \ + expect_##ta##_eq(val1, val, \ + "Fetch-and should return previous value"); \ + val = atomic_load_##ta(&atom, ATOMIC_RELAXED); \ + expect_##ta##_eq(val1 & val2, val, \ + "Fetch-and should update atomic"); \ + \ + /* Fetch-or. */ \ + atomic_store_##ta(&atom, val1, ATOMIC_RELAXED); \ + val = atomic_fetch_or_##ta(&atom, val2, ATOMIC_RELAXED); \ + expect_##ta##_eq(val1, val, \ + "Fetch-or should return previous value"); \ + val = atomic_load_##ta(&atom, ATOMIC_RELAXED); \ + expect_##ta##_eq(val1 | val2, val, \ + "Fetch-or should update atomic"); \ + \ + /* Fetch-xor. */ \ + atomic_store_##ta(&atom, val1, ATOMIC_RELAXED); \ + val = atomic_fetch_xor_##ta(&atom, val2, ATOMIC_RELAXED); \ + expect_##ta##_eq(val1, val, \ + "Fetch-xor should return previous value"); \ + val = atomic_load_##ta(&atom, ATOMIC_RELAXED); \ + expect_##ta##_eq(val1 ^ val2, val, \ + "Fetch-xor should update atomic"); \ +} while (0) + +#define TEST_STRUCT(t, ta) \ +typedef struct { \ + t val1; \ + t val2; \ + t val3; \ +} ta##_test_t; + +#define TEST_CASES(t) { \ + {(t)-1, (t)-1, (t)-2}, \ + {(t)-1, (t) 0, (t)-2}, \ + {(t)-1, (t) 1, (t)-2}, \ + \ + {(t) 0, (t)-1, (t)-2}, \ + {(t) 0, (t) 0, (t)-2}, \ + {(t) 0, (t) 1, (t)-2}, \ + \ + {(t) 1, (t)-1, (t)-2}, \ + {(t) 1, (t) 0, (t)-2}, \ + {(t) 1, (t) 1, (t)-2}, \ + \ + {(t)0, (t)-(1 << 22), (t)-2}, \ + {(t)0, (t)(1 << 22), (t)-2}, \ + {(t)(1 << 22), (t)-(1 << 22), (t)-2}, \ + {(t)(1 << 22), (t)(1 << 22), (t)-2} \ +} + +#define TEST_BODY(t, ta) do { \ + const ta##_test_t tests[] = TEST_CASES(t); \ + for (unsigned i = 0; i < sizeof(tests)/sizeof(tests[0]); i++) { \ + ta##_test_t test = tests[i]; \ + DO_TESTS(t, ta, test.val1, test.val2, test.val3); \ + } \ +} while (0) + +#define INTEGER_TEST_BODY(t, ta) do { \ + const ta##_test_t tests[] = TEST_CASES(t); \ + for (unsigned i = 0; i < sizeof(tests)/sizeof(tests[0]); i++) { \ + ta##_test_t test = tests[i]; \ + DO_TESTS(t, ta, test.val1, test.val2, test.val3); \ + DO_INTEGER_TESTS(t, ta, test.val1, test.val2); \ + } \ +} while (0) + +TEST_STRUCT(uint64_t, u64); +TEST_BEGIN(test_atomic_u64) { +#if !(LG_SIZEOF_PTR == 3 || LG_SIZEOF_INT == 3) + test_skip("64-bit atomic operations not supported"); +#else + INTEGER_TEST_BODY(uint64_t, u64); +#endif +} +TEST_END + + +TEST_STRUCT(uint32_t, u32); +TEST_BEGIN(test_atomic_u32) { + INTEGER_TEST_BODY(uint32_t, u32); +} +TEST_END + +TEST_STRUCT(void *, p); +TEST_BEGIN(test_atomic_p) { + TEST_BODY(void *, p); +} +TEST_END + +TEST_STRUCT(size_t, zu); +TEST_BEGIN(test_atomic_zu) { + INTEGER_TEST_BODY(size_t, zu); +} +TEST_END + +TEST_STRUCT(ssize_t, zd); +TEST_BEGIN(test_atomic_zd) { + INTEGER_TEST_BODY(ssize_t, zd); +} +TEST_END + + +TEST_STRUCT(unsigned, u); +TEST_BEGIN(test_atomic_u) { + INTEGER_TEST_BODY(unsigned, u); +} +TEST_END + +int +main(void) { + return test( + test_atomic_u64, + test_atomic_u32, + test_atomic_p, + test_atomic_zu, + test_atomic_zd, + test_atomic_u); +} diff --git a/deps/jemalloc/test/unit/background_thread.c b/deps/jemalloc/test/unit/background_thread.c new file mode 100644 index 0000000..c60010a --- /dev/null +++ b/deps/jemalloc/test/unit/background_thread.c @@ -0,0 +1,118 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/util.h" + +static void +test_switch_background_thread_ctl(bool new_val) { + bool e0, e1; + size_t sz = sizeof(bool); + + e1 = new_val; + expect_d_eq(mallctl("background_thread", (void *)&e0, &sz, + &e1, sz), 0, "Unexpected mallctl() failure"); + expect_b_eq(e0, !e1, + "background_thread should be %d before.\n", !e1); + if (e1) { + expect_zu_gt(n_background_threads, 0, + "Number of background threads should be non zero.\n"); + } else { + expect_zu_eq(n_background_threads, 0, + "Number of background threads should be zero.\n"); + } +} + +static void +test_repeat_background_thread_ctl(bool before) { + bool e0, e1; + size_t sz = sizeof(bool); + + e1 = before; + expect_d_eq(mallctl("background_thread", (void *)&e0, &sz, + &e1, sz), 0, "Unexpected mallctl() failure"); + expect_b_eq(e0, before, + "background_thread should be %d.\n", before); + if (e1) { + expect_zu_gt(n_background_threads, 0, + "Number of background threads should be non zero.\n"); + } else { + expect_zu_eq(n_background_threads, 0, + "Number of background threads should be zero.\n"); + } +} + +TEST_BEGIN(test_background_thread_ctl) { + test_skip_if(!have_background_thread); + + bool e0, e1; + size_t sz = sizeof(bool); + + expect_d_eq(mallctl("opt.background_thread", (void *)&e0, &sz, + NULL, 0), 0, "Unexpected mallctl() failure"); + expect_d_eq(mallctl("background_thread", (void *)&e1, &sz, + NULL, 0), 0, "Unexpected mallctl() failure"); + expect_b_eq(e0, e1, + "Default and opt.background_thread does not match.\n"); + if (e0) { + test_switch_background_thread_ctl(false); + } + expect_zu_eq(n_background_threads, 0, + "Number of background threads should be 0.\n"); + + for (unsigned i = 0; i < 4; i++) { + test_switch_background_thread_ctl(true); + test_repeat_background_thread_ctl(true); + test_repeat_background_thread_ctl(true); + + test_switch_background_thread_ctl(false); + test_repeat_background_thread_ctl(false); + test_repeat_background_thread_ctl(false); + } +} +TEST_END + +TEST_BEGIN(test_background_thread_running) { + test_skip_if(!have_background_thread); + test_skip_if(!config_stats); + +#if defined(JEMALLOC_BACKGROUND_THREAD) + tsd_t *tsd = tsd_fetch(); + background_thread_info_t *info = &background_thread_info[0]; + + test_repeat_background_thread_ctl(false); + test_switch_background_thread_ctl(true); + expect_b_eq(info->state, background_thread_started, + "Background_thread did not start.\n"); + + nstime_t start; + nstime_init_update(&start); + + bool ran = false; + while (true) { + malloc_mutex_lock(tsd_tsdn(tsd), &info->mtx); + if (info->tot_n_runs > 0) { + ran = true; + } + malloc_mutex_unlock(tsd_tsdn(tsd), &info->mtx); + if (ran) { + break; + } + + nstime_t now; + nstime_init_update(&now); + nstime_subtract(&now, &start); + expect_u64_lt(nstime_sec(&now), 1000, + "Background threads did not run for 1000 seconds."); + sleep(1); + } + test_switch_background_thread_ctl(false); +#endif +} +TEST_END + +int +main(void) { + /* Background_thread creation tests reentrancy naturally. */ + return test_no_reentrancy( + test_background_thread_ctl, + test_background_thread_running); +} diff --git a/deps/jemalloc/test/unit/background_thread_enable.c b/deps/jemalloc/test/unit/background_thread_enable.c new file mode 100644 index 0000000..44034ac --- /dev/null +++ b/deps/jemalloc/test/unit/background_thread_enable.c @@ -0,0 +1,96 @@ +#include "test/jemalloc_test.h" + +const char *malloc_conf = "background_thread:false,narenas:1,max_background_threads:20"; + +static unsigned +max_test_narenas(void) { + /* + * 10 here is somewhat arbitrary, except insofar as we want to ensure + * that the number of background threads is smaller than the number of + * arenas. I'll ragequit long before we have to spin up 10 threads per + * cpu to handle background purging, so this is a conservative + * approximation. + */ + unsigned ret = 10 * ncpus; + /* Limit the max to avoid VM exhaustion on 32-bit . */ + if (ret > 512) { + ret = 512; + } + + return ret; +} + +TEST_BEGIN(test_deferred) { + test_skip_if(!have_background_thread); + + unsigned id; + size_t sz_u = sizeof(unsigned); + + for (unsigned i = 0; i < max_test_narenas(); i++) { + expect_d_eq(mallctl("arenas.create", &id, &sz_u, NULL, 0), 0, + "Failed to create arena"); + } + + bool enable = true; + size_t sz_b = sizeof(bool); + expect_d_eq(mallctl("background_thread", NULL, NULL, &enable, sz_b), 0, + "Failed to enable background threads"); + enable = false; + expect_d_eq(mallctl("background_thread", NULL, NULL, &enable, sz_b), 0, + "Failed to disable background threads"); +} +TEST_END + +TEST_BEGIN(test_max_background_threads) { + test_skip_if(!have_background_thread); + + size_t max_n_thds; + size_t opt_max_n_thds; + size_t sz_m = sizeof(max_n_thds); + expect_d_eq(mallctl("opt.max_background_threads", + &opt_max_n_thds, &sz_m, NULL, 0), 0, + "Failed to get opt.max_background_threads"); + expect_d_eq(mallctl("max_background_threads", &max_n_thds, &sz_m, NULL, + 0), 0, "Failed to get max background threads"); + expect_zu_eq(opt_max_n_thds, max_n_thds, + "max_background_threads and " + "opt.max_background_threads should match"); + expect_d_eq(mallctl("max_background_threads", NULL, NULL, &max_n_thds, + sz_m), 0, "Failed to set max background threads"); + + unsigned id; + size_t sz_u = sizeof(unsigned); + + for (unsigned i = 0; i < max_test_narenas(); i++) { + expect_d_eq(mallctl("arenas.create", &id, &sz_u, NULL, 0), 0, + "Failed to create arena"); + } + + bool enable = true; + size_t sz_b = sizeof(bool); + expect_d_eq(mallctl("background_thread", NULL, NULL, &enable, sz_b), 0, + "Failed to enable background threads"); + expect_zu_eq(n_background_threads, max_n_thds, + "Number of background threads should not change.\n"); + size_t new_max_thds = max_n_thds - 1; + if (new_max_thds > 0) { + expect_d_eq(mallctl("max_background_threads", NULL, NULL, + &new_max_thds, sz_m), 0, + "Failed to set max background threads"); + expect_zu_eq(n_background_threads, new_max_thds, + "Number of background threads should decrease by 1.\n"); + } + new_max_thds = 1; + expect_d_eq(mallctl("max_background_threads", NULL, NULL, &new_max_thds, + sz_m), 0, "Failed to set max background threads"); + expect_zu_eq(n_background_threads, new_max_thds, + "Number of background threads should be 1.\n"); +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_deferred, + test_max_background_threads); +} diff --git a/deps/jemalloc/test/unit/base.c b/deps/jemalloc/test/unit/base.c new file mode 100644 index 0000000..15e04a8 --- /dev/null +++ b/deps/jemalloc/test/unit/base.c @@ -0,0 +1,265 @@ +#include "test/jemalloc_test.h" + +#include "test/extent_hooks.h" + +static extent_hooks_t hooks_null = { + extent_alloc_hook, + NULL, /* dalloc */ + NULL, /* destroy */ + NULL, /* commit */ + NULL, /* decommit */ + NULL, /* purge_lazy */ + NULL, /* purge_forced */ + NULL, /* split */ + NULL /* merge */ +}; + +static extent_hooks_t hooks_not_null = { + extent_alloc_hook, + extent_dalloc_hook, + extent_destroy_hook, + NULL, /* commit */ + extent_decommit_hook, + extent_purge_lazy_hook, + extent_purge_forced_hook, + NULL, /* split */ + NULL /* merge */ +}; + +TEST_BEGIN(test_base_hooks_default) { + base_t *base; + size_t allocated0, allocated1, resident, mapped, n_thp; + + tsdn_t *tsdn = tsd_tsdn(tsd_fetch()); + base = base_new(tsdn, 0, + (extent_hooks_t *)&ehooks_default_extent_hooks, + /* metadata_use_hooks */ true); + + if (config_stats) { + base_stats_get(tsdn, base, &allocated0, &resident, &mapped, + &n_thp); + expect_zu_ge(allocated0, sizeof(base_t), + "Base header should count as allocated"); + if (opt_metadata_thp == metadata_thp_always) { + expect_zu_gt(n_thp, 0, + "Base should have 1 THP at least."); + } + } + + expect_ptr_not_null(base_alloc(tsdn, base, 42, 1), + "Unexpected base_alloc() failure"); + + if (config_stats) { + base_stats_get(tsdn, base, &allocated1, &resident, &mapped, + &n_thp); + expect_zu_ge(allocated1 - allocated0, 42, + "At least 42 bytes were allocated by base_alloc()"); + } + + base_delete(tsdn, base); +} +TEST_END + +TEST_BEGIN(test_base_hooks_null) { + extent_hooks_t hooks_orig; + base_t *base; + size_t allocated0, allocated1, resident, mapped, n_thp; + + extent_hooks_prep(); + try_dalloc = false; + try_destroy = true; + try_decommit = false; + try_purge_lazy = false; + try_purge_forced = false; + memcpy(&hooks_orig, &hooks, sizeof(extent_hooks_t)); + memcpy(&hooks, &hooks_null, sizeof(extent_hooks_t)); + + tsdn_t *tsdn = tsd_tsdn(tsd_fetch()); + base = base_new(tsdn, 0, &hooks, /* metadata_use_hooks */ true); + expect_ptr_not_null(base, "Unexpected base_new() failure"); + + if (config_stats) { + base_stats_get(tsdn, base, &allocated0, &resident, &mapped, + &n_thp); + expect_zu_ge(allocated0, sizeof(base_t), + "Base header should count as allocated"); + if (opt_metadata_thp == metadata_thp_always) { + expect_zu_gt(n_thp, 0, + "Base should have 1 THP at least."); + } + } + + expect_ptr_not_null(base_alloc(tsdn, base, 42, 1), + "Unexpected base_alloc() failure"); + + if (config_stats) { + base_stats_get(tsdn, base, &allocated1, &resident, &mapped, + &n_thp); + expect_zu_ge(allocated1 - allocated0, 42, + "At least 42 bytes were allocated by base_alloc()"); + } + + base_delete(tsdn, base); + + memcpy(&hooks, &hooks_orig, sizeof(extent_hooks_t)); +} +TEST_END + +TEST_BEGIN(test_base_hooks_not_null) { + extent_hooks_t hooks_orig; + base_t *base; + void *p, *q, *r, *r_exp; + + extent_hooks_prep(); + try_dalloc = false; + try_destroy = true; + try_decommit = false; + try_purge_lazy = false; + try_purge_forced = false; + memcpy(&hooks_orig, &hooks, sizeof(extent_hooks_t)); + memcpy(&hooks, &hooks_not_null, sizeof(extent_hooks_t)); + + tsdn_t *tsdn = tsd_tsdn(tsd_fetch()); + did_alloc = false; + base = base_new(tsdn, 0, &hooks, /* metadata_use_hooks */ true); + expect_ptr_not_null(base, "Unexpected base_new() failure"); + expect_true(did_alloc, "Expected alloc"); + + /* + * Check for tight packing at specified alignment under simple + * conditions. + */ + { + const size_t alignments[] = { + 1, + QUANTUM, + QUANTUM << 1, + CACHELINE, + CACHELINE << 1, + }; + unsigned i; + + for (i = 0; i < sizeof(alignments) / sizeof(size_t); i++) { + size_t alignment = alignments[i]; + size_t align_ceil = ALIGNMENT_CEILING(alignment, + QUANTUM); + p = base_alloc(tsdn, base, 1, alignment); + expect_ptr_not_null(p, + "Unexpected base_alloc() failure"); + expect_ptr_eq(p, + (void *)(ALIGNMENT_CEILING((uintptr_t)p, + alignment)), "Expected quantum alignment"); + q = base_alloc(tsdn, base, alignment, alignment); + expect_ptr_not_null(q, + "Unexpected base_alloc() failure"); + expect_ptr_eq((void *)((uintptr_t)p + align_ceil), q, + "Minimal allocation should take up %zu bytes", + align_ceil); + r = base_alloc(tsdn, base, 1, alignment); + expect_ptr_not_null(r, + "Unexpected base_alloc() failure"); + expect_ptr_eq((void *)((uintptr_t)q + align_ceil), r, + "Minimal allocation should take up %zu bytes", + align_ceil); + } + } + + /* + * Allocate an object that cannot fit in the first block, then verify + * that the first block's remaining space is considered for subsequent + * allocation. + */ + expect_zu_ge(edata_bsize_get(&base->blocks->edata), QUANTUM, + "Remainder insufficient for test"); + /* Use up all but one quantum of block. */ + while (edata_bsize_get(&base->blocks->edata) > QUANTUM) { + p = base_alloc(tsdn, base, QUANTUM, QUANTUM); + expect_ptr_not_null(p, "Unexpected base_alloc() failure"); + } + r_exp = edata_addr_get(&base->blocks->edata); + expect_zu_eq(base->extent_sn_next, 1, "One extant block expected"); + q = base_alloc(tsdn, base, QUANTUM + 1, QUANTUM); + expect_ptr_not_null(q, "Unexpected base_alloc() failure"); + expect_ptr_ne(q, r_exp, "Expected allocation from new block"); + expect_zu_eq(base->extent_sn_next, 2, "Two extant blocks expected"); + r = base_alloc(tsdn, base, QUANTUM, QUANTUM); + expect_ptr_not_null(r, "Unexpected base_alloc() failure"); + expect_ptr_eq(r, r_exp, "Expected allocation from first block"); + expect_zu_eq(base->extent_sn_next, 2, "Two extant blocks expected"); + + /* + * Check for proper alignment support when normal blocks are too small. + */ + { + const size_t alignments[] = { + HUGEPAGE, + HUGEPAGE << 1 + }; + unsigned i; + + for (i = 0; i < sizeof(alignments) / sizeof(size_t); i++) { + size_t alignment = alignments[i]; + p = base_alloc(tsdn, base, QUANTUM, alignment); + expect_ptr_not_null(p, + "Unexpected base_alloc() failure"); + expect_ptr_eq(p, + (void *)(ALIGNMENT_CEILING((uintptr_t)p, + alignment)), "Expected %zu-byte alignment", + alignment); + } + } + + called_dalloc = called_destroy = called_decommit = called_purge_lazy = + called_purge_forced = false; + base_delete(tsdn, base); + expect_true(called_dalloc, "Expected dalloc call"); + expect_true(!called_destroy, "Unexpected destroy call"); + expect_true(called_decommit, "Expected decommit call"); + expect_true(called_purge_lazy, "Expected purge_lazy call"); + expect_true(called_purge_forced, "Expected purge_forced call"); + + try_dalloc = true; + try_destroy = true; + try_decommit = true; + try_purge_lazy = true; + try_purge_forced = true; + memcpy(&hooks, &hooks_orig, sizeof(extent_hooks_t)); +} +TEST_END + +TEST_BEGIN(test_base_ehooks_get_for_metadata_default_hook) { + extent_hooks_prep(); + memcpy(&hooks, &hooks_not_null, sizeof(extent_hooks_t)); + base_t *base; + tsdn_t *tsdn = tsd_tsdn(tsd_fetch()); + base = base_new(tsdn, 0, &hooks, /* metadata_use_hooks */ false); + ehooks_t *ehooks = base_ehooks_get_for_metadata(base); + expect_true(ehooks_are_default(ehooks), + "Expected default extent hook functions pointer"); + base_delete(tsdn, base); +} +TEST_END + + +TEST_BEGIN(test_base_ehooks_get_for_metadata_custom_hook) { + extent_hooks_prep(); + memcpy(&hooks, &hooks_not_null, sizeof(extent_hooks_t)); + base_t *base; + tsdn_t *tsdn = tsd_tsdn(tsd_fetch()); + base = base_new(tsdn, 0, &hooks, /* metadata_use_hooks */ true); + ehooks_t *ehooks = base_ehooks_get_for_metadata(base); + expect_ptr_eq(&hooks, ehooks_get_extent_hooks_ptr(ehooks), + "Expected user-specified extend hook functions pointer"); + base_delete(tsdn, base); +} +TEST_END + +int +main(void) { + return test( + test_base_hooks_default, + test_base_hooks_null, + test_base_hooks_not_null, + test_base_ehooks_get_for_metadata_default_hook, + test_base_ehooks_get_for_metadata_custom_hook); +} diff --git a/deps/jemalloc/test/unit/batch_alloc.c b/deps/jemalloc/test/unit/batch_alloc.c new file mode 100644 index 0000000..901c52b --- /dev/null +++ b/deps/jemalloc/test/unit/batch_alloc.c @@ -0,0 +1,189 @@ +#include "test/jemalloc_test.h" + +#define BATCH_MAX ((1U << 16) + 1024) +static void *global_ptrs[BATCH_MAX]; + +#define PAGE_ALIGNED(ptr) (((uintptr_t)ptr & PAGE_MASK) == 0) + +static void +verify_batch_basic(tsd_t *tsd, void **ptrs, size_t batch, size_t usize, + bool zero) { + for (size_t i = 0; i < batch; ++i) { + void *p = ptrs[i]; + expect_zu_eq(isalloc(tsd_tsdn(tsd), p), usize, ""); + if (zero) { + for (size_t k = 0; k < usize; ++k) { + expect_true(*((unsigned char *)p + k) == 0, ""); + } + } + } +} + +static void +verify_batch_locality(tsd_t *tsd, void **ptrs, size_t batch, size_t usize, + arena_t *arena, unsigned nregs) { + if (config_prof && opt_prof) { + /* + * Checking batch locality when prof is on is feasible but + * complicated, while checking the non-prof case suffices for + * unit-test purpose. + */ + return; + } + for (size_t i = 0, j = 0; i < batch; ++i, ++j) { + if (j == nregs) { + j = 0; + } + if (j == 0 && batch - i < nregs) { + break; + } + void *p = ptrs[i]; + expect_ptr_eq(iaalloc(tsd_tsdn(tsd), p), arena, ""); + if (j == 0) { + expect_true(PAGE_ALIGNED(p), ""); + continue; + } + assert(i > 0); + void *q = ptrs[i - 1]; + expect_true((uintptr_t)p > (uintptr_t)q + && (size_t)((uintptr_t)p - (uintptr_t)q) == usize, ""); + } +} + +static void +release_batch(void **ptrs, size_t batch, size_t size) { + for (size_t i = 0; i < batch; ++i) { + sdallocx(ptrs[i], size, 0); + } +} + +typedef struct batch_alloc_packet_s batch_alloc_packet_t; +struct batch_alloc_packet_s { + void **ptrs; + size_t num; + size_t size; + int flags; +}; + +static size_t +batch_alloc_wrapper(void **ptrs, size_t num, size_t size, int flags) { + batch_alloc_packet_t batch_alloc_packet = {ptrs, num, size, flags}; + size_t filled; + size_t len = sizeof(size_t); + assert_d_eq(mallctl("experimental.batch_alloc", &filled, &len, + &batch_alloc_packet, sizeof(batch_alloc_packet)), 0, ""); + return filled; +} + +static void +test_wrapper(size_t size, size_t alignment, bool zero, unsigned arena_flag) { + tsd_t *tsd = tsd_fetch(); + assert(tsd != NULL); + const size_t usize = + (alignment != 0 ? sz_sa2u(size, alignment) : sz_s2u(size)); + const szind_t ind = sz_size2index(usize); + const bin_info_t *bin_info = &bin_infos[ind]; + const unsigned nregs = bin_info->nregs; + assert(nregs > 0); + arena_t *arena; + if (arena_flag != 0) { + arena = arena_get(tsd_tsdn(tsd), MALLOCX_ARENA_GET(arena_flag), + false); + } else { + arena = arena_choose(tsd, NULL); + } + assert(arena != NULL); + int flags = arena_flag; + if (alignment != 0) { + flags |= MALLOCX_ALIGN(alignment); + } + if (zero) { + flags |= MALLOCX_ZERO; + } + + /* + * Allocate for the purpose of bootstrapping arena_tdata, so that the + * change in bin stats won't contaminate the stats to be verified below. + */ + void *p = mallocx(size, flags | MALLOCX_TCACHE_NONE); + + for (size_t i = 0; i < 4; ++i) { + size_t base = 0; + if (i == 1) { + base = nregs; + } else if (i == 2) { + base = nregs * 2; + } else if (i == 3) { + base = (1 << 16); + } + for (int j = -1; j <= 1; ++j) { + if (base == 0 && j == -1) { + continue; + } + size_t batch = base + (size_t)j; + assert(batch < BATCH_MAX); + size_t filled = batch_alloc_wrapper(global_ptrs, batch, + size, flags); + assert_zu_eq(filled, batch, ""); + verify_batch_basic(tsd, global_ptrs, batch, usize, + zero); + verify_batch_locality(tsd, global_ptrs, batch, usize, + arena, nregs); + release_batch(global_ptrs, batch, usize); + } + } + + free(p); +} + +TEST_BEGIN(test_batch_alloc) { + test_wrapper(11, 0, false, 0); +} +TEST_END + +TEST_BEGIN(test_batch_alloc_zero) { + test_wrapper(11, 0, true, 0); +} +TEST_END + +TEST_BEGIN(test_batch_alloc_aligned) { + test_wrapper(7, 16, false, 0); +} +TEST_END + +TEST_BEGIN(test_batch_alloc_manual_arena) { + unsigned arena_ind; + size_t len_unsigned = sizeof(unsigned); + assert_d_eq(mallctl("arenas.create", &arena_ind, &len_unsigned, NULL, + 0), 0, ""); + test_wrapper(11, 0, false, MALLOCX_ARENA(arena_ind)); +} +TEST_END + +TEST_BEGIN(test_batch_alloc_large) { + size_t size = SC_LARGE_MINCLASS; + for (size_t batch = 0; batch < 4; ++batch) { + assert(batch < BATCH_MAX); + size_t filled = batch_alloc(global_ptrs, batch, size, 0); + assert_zu_eq(filled, batch, ""); + release_batch(global_ptrs, batch, size); + } + size = tcache_maxclass + 1; + for (size_t batch = 0; batch < 4; ++batch) { + assert(batch < BATCH_MAX); + size_t filled = batch_alloc(global_ptrs, batch, size, 0); + assert_zu_eq(filled, batch, ""); + release_batch(global_ptrs, batch, size); + } +} +TEST_END + +int +main(void) { + return test( + test_batch_alloc, + test_batch_alloc_zero, + test_batch_alloc_aligned, + test_batch_alloc_manual_arena, + test_batch_alloc_large); +} diff --git a/deps/jemalloc/test/unit/batch_alloc.sh b/deps/jemalloc/test/unit/batch_alloc.sh new file mode 100644 index 0000000..9d81010 --- /dev/null +++ b/deps/jemalloc/test/unit/batch_alloc.sh @@ -0,0 +1,3 @@ +#!/bin/sh + +export MALLOC_CONF="tcache_gc_incr_bytes:2147483648" diff --git a/deps/jemalloc/test/unit/batch_alloc_prof.c b/deps/jemalloc/test/unit/batch_alloc_prof.c new file mode 100644 index 0000000..ef64458 --- /dev/null +++ b/deps/jemalloc/test/unit/batch_alloc_prof.c @@ -0,0 +1 @@ +#include "batch_alloc.c" diff --git a/deps/jemalloc/test/unit/batch_alloc_prof.sh b/deps/jemalloc/test/unit/batch_alloc_prof.sh new file mode 100644 index 0000000..a2697a6 --- /dev/null +++ b/deps/jemalloc/test/unit/batch_alloc_prof.sh @@ -0,0 +1,3 @@ +#!/bin/sh + +export MALLOC_CONF="prof:true,lg_prof_sample:14" diff --git a/deps/jemalloc/test/unit/binshard.c b/deps/jemalloc/test/unit/binshard.c new file mode 100644 index 0000000..040ea54 --- /dev/null +++ b/deps/jemalloc/test/unit/binshard.c @@ -0,0 +1,154 @@ +#include "test/jemalloc_test.h" + +/* Config -- "narenas:1,bin_shards:1-160:16|129-512:4|256-256:8" */ + +#define NTHREADS 16 +#define REMOTE_NALLOC 256 + +static void * +thd_producer(void *varg) { + void **mem = varg; + unsigned arena, i; + size_t sz; + + sz = sizeof(arena); + /* Remote arena. */ + expect_d_eq(mallctl("arenas.create", (void *)&arena, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + for (i = 0; i < REMOTE_NALLOC / 2; i++) { + mem[i] = mallocx(1, MALLOCX_TCACHE_NONE | MALLOCX_ARENA(arena)); + } + + /* Remote bin. */ + for (; i < REMOTE_NALLOC; i++) { + mem[i] = mallocx(1, MALLOCX_TCACHE_NONE | MALLOCX_ARENA(0)); + } + + return NULL; +} + +TEST_BEGIN(test_producer_consumer) { + thd_t thds[NTHREADS]; + void *mem[NTHREADS][REMOTE_NALLOC]; + unsigned i; + + /* Create producer threads to allocate. */ + for (i = 0; i < NTHREADS; i++) { + thd_create(&thds[i], thd_producer, mem[i]); + } + for (i = 0; i < NTHREADS; i++) { + thd_join(thds[i], NULL); + } + /* Remote deallocation by the current thread. */ + for (i = 0; i < NTHREADS; i++) { + for (unsigned j = 0; j < REMOTE_NALLOC; j++) { + expect_ptr_not_null(mem[i][j], + "Unexpected remote allocation failure"); + dallocx(mem[i][j], 0); + } + } +} +TEST_END + +static void * +thd_start(void *varg) { + void *ptr, *ptr2; + edata_t *edata; + unsigned shard1, shard2; + + tsdn_t *tsdn = tsdn_fetch(); + /* Try triggering allocations from sharded bins. */ + for (unsigned i = 0; i < 1024; i++) { + ptr = mallocx(1, MALLOCX_TCACHE_NONE); + ptr2 = mallocx(129, MALLOCX_TCACHE_NONE); + + edata = emap_edata_lookup(tsdn, &arena_emap_global, ptr); + shard1 = edata_binshard_get(edata); + dallocx(ptr, 0); + expect_u_lt(shard1, 16, "Unexpected bin shard used"); + + edata = emap_edata_lookup(tsdn, &arena_emap_global, ptr2); + shard2 = edata_binshard_get(edata); + dallocx(ptr2, 0); + expect_u_lt(shard2, 4, "Unexpected bin shard used"); + + if (shard1 > 0 || shard2 > 0) { + /* Triggered sharded bin usage. */ + return (void *)(uintptr_t)shard1; + } + } + + return NULL; +} + +TEST_BEGIN(test_bin_shard_mt) { + test_skip_if(have_percpu_arena && + PERCPU_ARENA_ENABLED(opt_percpu_arena)); + + thd_t thds[NTHREADS]; + unsigned i; + for (i = 0; i < NTHREADS; i++) { + thd_create(&thds[i], thd_start, NULL); + } + bool sharded = false; + for (i = 0; i < NTHREADS; i++) { + void *ret; + thd_join(thds[i], &ret); + if (ret != NULL) { + sharded = true; + } + } + expect_b_eq(sharded, true, "Did not find sharded bins"); +} +TEST_END + +TEST_BEGIN(test_bin_shard) { + unsigned nbins, i; + size_t mib[4], mib2[4]; + size_t miblen, miblen2, len; + + len = sizeof(nbins); + expect_d_eq(mallctl("arenas.nbins", (void *)&nbins, &len, NULL, 0), 0, + "Unexpected mallctl() failure"); + + miblen = 4; + expect_d_eq(mallctlnametomib("arenas.bin.0.nshards", mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + miblen2 = 4; + expect_d_eq(mallctlnametomib("arenas.bin.0.size", mib2, &miblen2), 0, + "Unexpected mallctlnametomib() failure"); + + for (i = 0; i < nbins; i++) { + uint32_t nshards; + size_t size, sz1, sz2; + + mib[2] = i; + sz1 = sizeof(nshards); + expect_d_eq(mallctlbymib(mib, miblen, (void *)&nshards, &sz1, + NULL, 0), 0, "Unexpected mallctlbymib() failure"); + + mib2[2] = i; + sz2 = sizeof(size); + expect_d_eq(mallctlbymib(mib2, miblen2, (void *)&size, &sz2, + NULL, 0), 0, "Unexpected mallctlbymib() failure"); + + if (size >= 1 && size <= 128) { + expect_u_eq(nshards, 16, "Unexpected nshards"); + } else if (size == 256) { + expect_u_eq(nshards, 8, "Unexpected nshards"); + } else if (size > 128 && size <= 512) { + expect_u_eq(nshards, 4, "Unexpected nshards"); + } else { + expect_u_eq(nshards, 1, "Unexpected nshards"); + } + } +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_bin_shard, + test_bin_shard_mt, + test_producer_consumer); +} diff --git a/deps/jemalloc/test/unit/binshard.sh b/deps/jemalloc/test/unit/binshard.sh new file mode 100644 index 0000000..c1d58c8 --- /dev/null +++ b/deps/jemalloc/test/unit/binshard.sh @@ -0,0 +1,3 @@ +#!/bin/sh + +export MALLOC_CONF="narenas:1,bin_shards:1-160:16|129-512:4|256-256:8" diff --git a/deps/jemalloc/test/unit/bit_util.c b/deps/jemalloc/test/unit/bit_util.c new file mode 100644 index 0000000..7d31b21 --- /dev/null +++ b/deps/jemalloc/test/unit/bit_util.c @@ -0,0 +1,307 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/bit_util.h" + +#define TEST_POW2_CEIL(t, suf, pri) do { \ + unsigned i, pow2; \ + t x; \ + \ + expect_##suf##_eq(pow2_ceil_##suf(0), 0, "Unexpected result"); \ + \ + for (i = 0; i < sizeof(t) * 8; i++) { \ + expect_##suf##_eq(pow2_ceil_##suf(((t)1) << i), ((t)1) \ + << i, "Unexpected result"); \ + } \ + \ + for (i = 2; i < sizeof(t) * 8; i++) { \ + expect_##suf##_eq(pow2_ceil_##suf((((t)1) << i) - 1), \ + ((t)1) << i, "Unexpected result"); \ + } \ + \ + for (i = 0; i < sizeof(t) * 8 - 1; i++) { \ + expect_##suf##_eq(pow2_ceil_##suf((((t)1) << i) + 1), \ + ((t)1) << (i+1), "Unexpected result"); \ + } \ + \ + for (pow2 = 1; pow2 < 25; pow2++) { \ + for (x = (((t)1) << (pow2-1)) + 1; x <= ((t)1) << pow2; \ + x++) { \ + expect_##suf##_eq(pow2_ceil_##suf(x), \ + ((t)1) << pow2, \ + "Unexpected result, x=%"pri, x); \ + } \ + } \ +} while (0) + +TEST_BEGIN(test_pow2_ceil_u64) { + TEST_POW2_CEIL(uint64_t, u64, FMTu64); +} +TEST_END + +TEST_BEGIN(test_pow2_ceil_u32) { + TEST_POW2_CEIL(uint32_t, u32, FMTu32); +} +TEST_END + +TEST_BEGIN(test_pow2_ceil_zu) { + TEST_POW2_CEIL(size_t, zu, "zu"); +} +TEST_END + +void +expect_lg_ceil_range(size_t input, unsigned answer) { + if (input == 1) { + expect_u_eq(0, answer, "Got %u as lg_ceil of 1", answer); + return; + } + expect_zu_le(input, (ZU(1) << answer), + "Got %u as lg_ceil of %zu", answer, input); + expect_zu_gt(input, (ZU(1) << (answer - 1)), + "Got %u as lg_ceil of %zu", answer, input); +} + +void +expect_lg_floor_range(size_t input, unsigned answer) { + if (input == 1) { + expect_u_eq(0, answer, "Got %u as lg_floor of 1", answer); + return; + } + expect_zu_ge(input, (ZU(1) << answer), + "Got %u as lg_floor of %zu", answer, input); + expect_zu_lt(input, (ZU(1) << (answer + 1)), + "Got %u as lg_floor of %zu", answer, input); +} + +TEST_BEGIN(test_lg_ceil_floor) { + for (size_t i = 1; i < 10 * 1000 * 1000; i++) { + expect_lg_ceil_range(i, lg_ceil(i)); + expect_lg_ceil_range(i, LG_CEIL(i)); + expect_lg_floor_range(i, lg_floor(i)); + expect_lg_floor_range(i, LG_FLOOR(i)); + } + for (int i = 10; i < 8 * (1 << LG_SIZEOF_PTR) - 5; i++) { + for (size_t j = 0; j < (1 << 4); j++) { + size_t num1 = ((size_t)1 << i) + - j * ((size_t)1 << (i - 4)); + size_t num2 = ((size_t)1 << i) + + j * ((size_t)1 << (i - 4)); + expect_zu_ne(num1, 0, "Invalid lg argument"); + expect_zu_ne(num2, 0, "Invalid lg argument"); + expect_lg_ceil_range(num1, lg_ceil(num1)); + expect_lg_ceil_range(num1, LG_CEIL(num1)); + expect_lg_ceil_range(num2, lg_ceil(num2)); + expect_lg_ceil_range(num2, LG_CEIL(num2)); + + expect_lg_floor_range(num1, lg_floor(num1)); + expect_lg_floor_range(num1, LG_FLOOR(num1)); + expect_lg_floor_range(num2, lg_floor(num2)); + expect_lg_floor_range(num2, LG_FLOOR(num2)); + } + } +} +TEST_END + +#define TEST_FFS(t, suf, test_suf, pri) do { \ + for (unsigned i = 0; i < sizeof(t) * 8; i++) { \ + for (unsigned j = 0; j <= i; j++) { \ + for (unsigned k = 0; k <= j; k++) { \ + t x = (t)1 << i; \ + x |= (t)1 << j; \ + x |= (t)1 << k; \ + expect_##test_suf##_eq(ffs_##suf(x), k, \ + "Unexpected result, x=%"pri, x); \ + } \ + } \ + } \ +} while(0) + +TEST_BEGIN(test_ffs_u) { + TEST_FFS(unsigned, u, u,"u"); +} +TEST_END + +TEST_BEGIN(test_ffs_lu) { + TEST_FFS(unsigned long, lu, lu, "lu"); +} +TEST_END + +TEST_BEGIN(test_ffs_llu) { + TEST_FFS(unsigned long long, llu, qd, "llu"); +} +TEST_END + +TEST_BEGIN(test_ffs_u32) { + TEST_FFS(uint32_t, u32, u32, FMTu32); +} +TEST_END + +TEST_BEGIN(test_ffs_u64) { + TEST_FFS(uint64_t, u64, u64, FMTu64); +} +TEST_END + +TEST_BEGIN(test_ffs_zu) { + TEST_FFS(size_t, zu, zu, "zu"); +} +TEST_END + +#define TEST_FLS(t, suf, test_suf, pri) do { \ + for (unsigned i = 0; i < sizeof(t) * 8; i++) { \ + for (unsigned j = 0; j <= i; j++) { \ + for (unsigned k = 0; k <= j; k++) { \ + t x = (t)1 << i; \ + x |= (t)1 << j; \ + x |= (t)1 << k; \ + expect_##test_suf##_eq(fls_##suf(x), i, \ + "Unexpected result, x=%"pri, x); \ + } \ + } \ + } \ +} while(0) + +TEST_BEGIN(test_fls_u) { + TEST_FLS(unsigned, u, u,"u"); +} +TEST_END + +TEST_BEGIN(test_fls_lu) { + TEST_FLS(unsigned long, lu, lu, "lu"); +} +TEST_END + +TEST_BEGIN(test_fls_llu) { + TEST_FLS(unsigned long long, llu, qd, "llu"); +} +TEST_END + +TEST_BEGIN(test_fls_u32) { + TEST_FLS(uint32_t, u32, u32, FMTu32); +} +TEST_END + +TEST_BEGIN(test_fls_u64) { + TEST_FLS(uint64_t, u64, u64, FMTu64); +} +TEST_END + +TEST_BEGIN(test_fls_zu) { + TEST_FLS(size_t, zu, zu, "zu"); +} +TEST_END + +TEST_BEGIN(test_fls_u_slow) { + TEST_FLS(unsigned, u_slow, u,"u"); +} +TEST_END + +TEST_BEGIN(test_fls_lu_slow) { + TEST_FLS(unsigned long, lu_slow, lu, "lu"); +} +TEST_END + +TEST_BEGIN(test_fls_llu_slow) { + TEST_FLS(unsigned long long, llu_slow, qd, "llu"); +} +TEST_END + +static unsigned +popcount_byte(unsigned byte) { + int count = 0; + for (int i = 0; i < 8; i++) { + if ((byte & (1 << i)) != 0) { + count++; + } + } + return count; +} + +static uint64_t +expand_byte_to_mask(unsigned byte) { + uint64_t result = 0; + for (int i = 0; i < 8; i++) { + if ((byte & (1 << i)) != 0) { + result |= ((uint64_t)0xFF << (i * 8)); + } + } + return result; +} + +#define TEST_POPCOUNT(t, suf, pri_hex) do { \ + t bmul = (t)0x0101010101010101ULL; \ + for (unsigned i = 0; i < (1 << sizeof(t)); i++) { \ + for (unsigned j = 0; j < 256; j++) { \ + /* \ + * Replicate the byte j into various \ + * bytes of the integer (as indicated by the \ + * mask in i), and ensure that the popcount of \ + * the result is popcount(i) * popcount(j) \ + */ \ + t mask = (t)expand_byte_to_mask(i); \ + t x = (bmul * j) & mask; \ + expect_u_eq( \ + popcount_byte(i) * popcount_byte(j), \ + popcount_##suf(x), \ + "Unexpected result, x=0x%"pri_hex, x); \ + } \ + } \ +} while (0) + +TEST_BEGIN(test_popcount_u) { + TEST_POPCOUNT(unsigned, u, "x"); +} +TEST_END + +TEST_BEGIN(test_popcount_u_slow) { + TEST_POPCOUNT(unsigned, u_slow, "x"); +} +TEST_END + +TEST_BEGIN(test_popcount_lu) { + TEST_POPCOUNT(unsigned long, lu, "lx"); +} +TEST_END + +TEST_BEGIN(test_popcount_lu_slow) { + TEST_POPCOUNT(unsigned long, lu_slow, "lx"); +} +TEST_END + +TEST_BEGIN(test_popcount_llu) { + TEST_POPCOUNT(unsigned long long, llu, "llx"); +} +TEST_END + +TEST_BEGIN(test_popcount_llu_slow) { + TEST_POPCOUNT(unsigned long long, llu_slow, "llx"); +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_pow2_ceil_u64, + test_pow2_ceil_u32, + test_pow2_ceil_zu, + test_lg_ceil_floor, + test_ffs_u, + test_ffs_lu, + test_ffs_llu, + test_ffs_u32, + test_ffs_u64, + test_ffs_zu, + test_fls_u, + test_fls_lu, + test_fls_llu, + test_fls_u32, + test_fls_u64, + test_fls_zu, + test_fls_u_slow, + test_fls_lu_slow, + test_fls_llu_slow, + test_popcount_u, + test_popcount_u_slow, + test_popcount_lu, + test_popcount_lu_slow, + test_popcount_llu, + test_popcount_llu_slow); +} diff --git a/deps/jemalloc/test/unit/bitmap.c b/deps/jemalloc/test/unit/bitmap.c new file mode 100644 index 0000000..78e542b --- /dev/null +++ b/deps/jemalloc/test/unit/bitmap.c @@ -0,0 +1,343 @@ +#include "test/jemalloc_test.h" + +#include "test/nbits.h" + +static void +test_bitmap_initializer_body(const bitmap_info_t *binfo, size_t nbits) { + bitmap_info_t binfo_dyn; + bitmap_info_init(&binfo_dyn, nbits); + + expect_zu_eq(bitmap_size(binfo), bitmap_size(&binfo_dyn), + "Unexpected difference between static and dynamic initialization, " + "nbits=%zu", nbits); + expect_zu_eq(binfo->nbits, binfo_dyn.nbits, + "Unexpected difference between static and dynamic initialization, " + "nbits=%zu", nbits); +#ifdef BITMAP_USE_TREE + expect_u_eq(binfo->nlevels, binfo_dyn.nlevels, + "Unexpected difference between static and dynamic initialization, " + "nbits=%zu", nbits); + { + unsigned i; + + for (i = 0; i < binfo->nlevels; i++) { + expect_zu_eq(binfo->levels[i].group_offset, + binfo_dyn.levels[i].group_offset, + "Unexpected difference between static and dynamic " + "initialization, nbits=%zu, level=%u", nbits, i); + } + } +#else + expect_zu_eq(binfo->ngroups, binfo_dyn.ngroups, + "Unexpected difference between static and dynamic initialization"); +#endif +} + +TEST_BEGIN(test_bitmap_initializer) { +#define NB(nbits) { \ + if (nbits <= BITMAP_MAXBITS) { \ + bitmap_info_t binfo = \ + BITMAP_INFO_INITIALIZER(nbits); \ + test_bitmap_initializer_body(&binfo, nbits); \ + } \ + } + NBITS_TAB +#undef NB +} +TEST_END + +static size_t +test_bitmap_size_body(const bitmap_info_t *binfo, size_t nbits, + size_t prev_size) { + size_t size = bitmap_size(binfo); + expect_zu_ge(size, (nbits >> 3), + "Bitmap size is smaller than expected"); + expect_zu_ge(size, prev_size, "Bitmap size is smaller than expected"); + return size; +} + +TEST_BEGIN(test_bitmap_size) { + size_t nbits, prev_size; + + prev_size = 0; + for (nbits = 1; nbits <= BITMAP_MAXBITS; nbits++) { + bitmap_info_t binfo; + bitmap_info_init(&binfo, nbits); + prev_size = test_bitmap_size_body(&binfo, nbits, prev_size); + } +#define NB(nbits) { \ + bitmap_info_t binfo = BITMAP_INFO_INITIALIZER(nbits); \ + prev_size = test_bitmap_size_body(&binfo, nbits, \ + prev_size); \ + } + prev_size = 0; + NBITS_TAB +#undef NB +} +TEST_END + +static void +test_bitmap_init_body(const bitmap_info_t *binfo, size_t nbits) { + size_t i; + bitmap_t *bitmap = (bitmap_t *)malloc(bitmap_size(binfo)); + expect_ptr_not_null(bitmap, "Unexpected malloc() failure"); + + bitmap_init(bitmap, binfo, false); + for (i = 0; i < nbits; i++) { + expect_false(bitmap_get(bitmap, binfo, i), + "Bit should be unset"); + } + + bitmap_init(bitmap, binfo, true); + for (i = 0; i < nbits; i++) { + expect_true(bitmap_get(bitmap, binfo, i), "Bit should be set"); + } + + free(bitmap); +} + +TEST_BEGIN(test_bitmap_init) { + size_t nbits; + + for (nbits = 1; nbits <= BITMAP_MAXBITS; nbits++) { + bitmap_info_t binfo; + bitmap_info_init(&binfo, nbits); + test_bitmap_init_body(&binfo, nbits); + } +#define NB(nbits) { \ + bitmap_info_t binfo = BITMAP_INFO_INITIALIZER(nbits); \ + test_bitmap_init_body(&binfo, nbits); \ + } + NBITS_TAB +#undef NB +} +TEST_END + +static void +test_bitmap_set_body(const bitmap_info_t *binfo, size_t nbits) { + size_t i; + bitmap_t *bitmap = (bitmap_t *)malloc(bitmap_size(binfo)); + expect_ptr_not_null(bitmap, "Unexpected malloc() failure"); + bitmap_init(bitmap, binfo, false); + + for (i = 0; i < nbits; i++) { + bitmap_set(bitmap, binfo, i); + } + expect_true(bitmap_full(bitmap, binfo), "All bits should be set"); + free(bitmap); +} + +TEST_BEGIN(test_bitmap_set) { + size_t nbits; + + for (nbits = 1; nbits <= BITMAP_MAXBITS; nbits++) { + bitmap_info_t binfo; + bitmap_info_init(&binfo, nbits); + test_bitmap_set_body(&binfo, nbits); + } +#define NB(nbits) { \ + bitmap_info_t binfo = BITMAP_INFO_INITIALIZER(nbits); \ + test_bitmap_set_body(&binfo, nbits); \ + } + NBITS_TAB +#undef NB +} +TEST_END + +static void +test_bitmap_unset_body(const bitmap_info_t *binfo, size_t nbits) { + size_t i; + bitmap_t *bitmap = (bitmap_t *)malloc(bitmap_size(binfo)); + expect_ptr_not_null(bitmap, "Unexpected malloc() failure"); + bitmap_init(bitmap, binfo, false); + + for (i = 0; i < nbits; i++) { + bitmap_set(bitmap, binfo, i); + } + expect_true(bitmap_full(bitmap, binfo), "All bits should be set"); + for (i = 0; i < nbits; i++) { + bitmap_unset(bitmap, binfo, i); + } + for (i = 0; i < nbits; i++) { + bitmap_set(bitmap, binfo, i); + } + expect_true(bitmap_full(bitmap, binfo), "All bits should be set"); + free(bitmap); +} + +TEST_BEGIN(test_bitmap_unset) { + size_t nbits; + + for (nbits = 1; nbits <= BITMAP_MAXBITS; nbits++) { + bitmap_info_t binfo; + bitmap_info_init(&binfo, nbits); + test_bitmap_unset_body(&binfo, nbits); + } +#define NB(nbits) { \ + bitmap_info_t binfo = BITMAP_INFO_INITIALIZER(nbits); \ + test_bitmap_unset_body(&binfo, nbits); \ + } + NBITS_TAB +#undef NB +} +TEST_END + +static void +test_bitmap_xfu_body(const bitmap_info_t *binfo, size_t nbits) { + bitmap_t *bitmap = (bitmap_t *)malloc(bitmap_size(binfo)); + expect_ptr_not_null(bitmap, "Unexpected malloc() failure"); + bitmap_init(bitmap, binfo, false); + + /* Iteratively set bits starting at the beginning. */ + for (size_t i = 0; i < nbits; i++) { + expect_zu_eq(bitmap_ffu(bitmap, binfo, 0), i, + "First unset bit should be just after previous first unset " + "bit"); + expect_zu_eq(bitmap_ffu(bitmap, binfo, (i > 0) ? i-1 : i), i, + "First unset bit should be just after previous first unset " + "bit"); + expect_zu_eq(bitmap_ffu(bitmap, binfo, i), i, + "First unset bit should be just after previous first unset " + "bit"); + expect_zu_eq(bitmap_sfu(bitmap, binfo), i, + "First unset bit should be just after previous first unset " + "bit"); + } + expect_true(bitmap_full(bitmap, binfo), "All bits should be set"); + + /* + * Iteratively unset bits starting at the end, and verify that + * bitmap_sfu() reaches the unset bits. + */ + for (size_t i = nbits - 1; i < nbits; i--) { /* (nbits..0] */ + bitmap_unset(bitmap, binfo, i); + expect_zu_eq(bitmap_ffu(bitmap, binfo, 0), i, + "First unset bit should the bit previously unset"); + expect_zu_eq(bitmap_ffu(bitmap, binfo, (i > 0) ? i-1 : i), i, + "First unset bit should the bit previously unset"); + expect_zu_eq(bitmap_ffu(bitmap, binfo, i), i, + "First unset bit should the bit previously unset"); + expect_zu_eq(bitmap_sfu(bitmap, binfo), i, + "First unset bit should the bit previously unset"); + bitmap_unset(bitmap, binfo, i); + } + expect_false(bitmap_get(bitmap, binfo, 0), "Bit should be unset"); + + /* + * Iteratively set bits starting at the beginning, and verify that + * bitmap_sfu() looks past them. + */ + for (size_t i = 1; i < nbits; i++) { + bitmap_set(bitmap, binfo, i - 1); + expect_zu_eq(bitmap_ffu(bitmap, binfo, 0), i, + "First unset bit should be just after the bit previously " + "set"); + expect_zu_eq(bitmap_ffu(bitmap, binfo, (i > 0) ? i-1 : i), i, + "First unset bit should be just after the bit previously " + "set"); + expect_zu_eq(bitmap_ffu(bitmap, binfo, i), i, + "First unset bit should be just after the bit previously " + "set"); + expect_zu_eq(bitmap_sfu(bitmap, binfo), i, + "First unset bit should be just after the bit previously " + "set"); + bitmap_unset(bitmap, binfo, i); + } + expect_zu_eq(bitmap_ffu(bitmap, binfo, 0), nbits - 1, + "First unset bit should be the last bit"); + expect_zu_eq(bitmap_ffu(bitmap, binfo, (nbits > 1) ? nbits-2 : nbits-1), + nbits - 1, "First unset bit should be the last bit"); + expect_zu_eq(bitmap_ffu(bitmap, binfo, nbits - 1), nbits - 1, + "First unset bit should be the last bit"); + expect_zu_eq(bitmap_sfu(bitmap, binfo), nbits - 1, + "First unset bit should be the last bit"); + expect_true(bitmap_full(bitmap, binfo), "All bits should be set"); + + /* + * Bubble a "usu" pattern through the bitmap and verify that + * bitmap_ffu() finds the correct bit for all five min_bit cases. + */ + if (nbits >= 3) { + for (size_t i = 0; i < nbits-2; i++) { + bitmap_unset(bitmap, binfo, i); + bitmap_unset(bitmap, binfo, i+2); + if (i > 0) { + expect_zu_eq(bitmap_ffu(bitmap, binfo, i-1), i, + "Unexpected first unset bit"); + } + expect_zu_eq(bitmap_ffu(bitmap, binfo, i), i, + "Unexpected first unset bit"); + expect_zu_eq(bitmap_ffu(bitmap, binfo, i+1), i+2, + "Unexpected first unset bit"); + expect_zu_eq(bitmap_ffu(bitmap, binfo, i+2), i+2, + "Unexpected first unset bit"); + if (i + 3 < nbits) { + expect_zu_eq(bitmap_ffu(bitmap, binfo, i+3), + nbits, "Unexpected first unset bit"); + } + expect_zu_eq(bitmap_sfu(bitmap, binfo), i, + "Unexpected first unset bit"); + expect_zu_eq(bitmap_sfu(bitmap, binfo), i+2, + "Unexpected first unset bit"); + } + } + + /* + * Unset the last bit, bubble another unset bit through the bitmap, and + * verify that bitmap_ffu() finds the correct bit for all four min_bit + * cases. + */ + if (nbits >= 3) { + bitmap_unset(bitmap, binfo, nbits-1); + for (size_t i = 0; i < nbits-1; i++) { + bitmap_unset(bitmap, binfo, i); + if (i > 0) { + expect_zu_eq(bitmap_ffu(bitmap, binfo, i-1), i, + "Unexpected first unset bit"); + } + expect_zu_eq(bitmap_ffu(bitmap, binfo, i), i, + "Unexpected first unset bit"); + expect_zu_eq(bitmap_ffu(bitmap, binfo, i+1), nbits-1, + "Unexpected first unset bit"); + expect_zu_eq(bitmap_ffu(bitmap, binfo, nbits-1), + nbits-1, "Unexpected first unset bit"); + + expect_zu_eq(bitmap_sfu(bitmap, binfo), i, + "Unexpected first unset bit"); + } + expect_zu_eq(bitmap_sfu(bitmap, binfo), nbits-1, + "Unexpected first unset bit"); + } + + free(bitmap); +} + +TEST_BEGIN(test_bitmap_xfu) { + size_t nbits, nbits_max; + + /* The test is O(n^2); large page sizes may slow down too much. */ + nbits_max = BITMAP_MAXBITS > 512 ? 512 : BITMAP_MAXBITS; + for (nbits = 1; nbits <= nbits_max; nbits++) { + bitmap_info_t binfo; + bitmap_info_init(&binfo, nbits); + test_bitmap_xfu_body(&binfo, nbits); + } +#define NB(nbits) { \ + bitmap_info_t binfo = BITMAP_INFO_INITIALIZER(nbits); \ + test_bitmap_xfu_body(&binfo, nbits); \ + } + NBITS_TAB +#undef NB +} +TEST_END + +int +main(void) { + return test( + test_bitmap_initializer, + test_bitmap_size, + test_bitmap_init, + test_bitmap_set, + test_bitmap_unset, + test_bitmap_xfu); +} diff --git a/deps/jemalloc/test/unit/buf_writer.c b/deps/jemalloc/test/unit/buf_writer.c new file mode 100644 index 0000000..d5e63a0 --- /dev/null +++ b/deps/jemalloc/test/unit/buf_writer.c @@ -0,0 +1,196 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/buf_writer.h" + +#define TEST_BUF_SIZE 16 +#define UNIT_MAX (TEST_BUF_SIZE * 3) + +static size_t test_write_len; +static char test_buf[TEST_BUF_SIZE]; +static uint64_t arg; +static uint64_t arg_store; + +static void +test_write_cb(void *cbopaque, const char *s) { + size_t prev_test_write_len = test_write_len; + test_write_len += strlen(s); /* only increase the length */ + arg_store = *(uint64_t *)cbopaque; /* only pass along the argument */ + assert_zu_le(prev_test_write_len, test_write_len, + "Test write overflowed"); +} + +static void +test_buf_writer_body(tsdn_t *tsdn, buf_writer_t *buf_writer) { + char s[UNIT_MAX + 1]; + size_t n_unit, remain, i; + ssize_t unit; + + assert(buf_writer->buf != NULL); + memset(s, 'a', UNIT_MAX); + arg = 4; /* Starting value of random argument. */ + arg_store = arg; + for (unit = UNIT_MAX; unit >= 0; --unit) { + /* unit keeps decreasing, so strlen(s) is always unit. */ + s[unit] = '\0'; + for (n_unit = 1; n_unit <= 3; ++n_unit) { + test_write_len = 0; + remain = 0; + for (i = 1; i <= n_unit; ++i) { + arg = prng_lg_range_u64(&arg, 64); + buf_writer_cb(buf_writer, s); + remain += unit; + if (remain > buf_writer->buf_size) { + /* Flushes should have happened. */ + assert_u64_eq(arg_store, arg, "Call " + "back argument didn't get through"); + remain %= buf_writer->buf_size; + if (remain == 0) { + /* Last flush should be lazy. */ + remain += buf_writer->buf_size; + } + } + assert_zu_eq(test_write_len + remain, i * unit, + "Incorrect length after writing %zu strings" + " of length %zu", i, unit); + } + buf_writer_flush(buf_writer); + expect_zu_eq(test_write_len, n_unit * unit, + "Incorrect length after flushing at the end of" + " writing %zu strings of length %zu", n_unit, unit); + } + } + buf_writer_terminate(tsdn, buf_writer); +} + +TEST_BEGIN(test_buf_write_static) { + buf_writer_t buf_writer; + tsdn_t *tsdn = tsdn_fetch(); + assert_false(buf_writer_init(tsdn, &buf_writer, test_write_cb, &arg, + test_buf, TEST_BUF_SIZE), + "buf_writer_init() should not encounter error on static buffer"); + test_buf_writer_body(tsdn, &buf_writer); +} +TEST_END + +TEST_BEGIN(test_buf_write_dynamic) { + buf_writer_t buf_writer; + tsdn_t *tsdn = tsdn_fetch(); + assert_false(buf_writer_init(tsdn, &buf_writer, test_write_cb, &arg, + NULL, TEST_BUF_SIZE), "buf_writer_init() should not OOM"); + test_buf_writer_body(tsdn, &buf_writer); +} +TEST_END + +TEST_BEGIN(test_buf_write_oom) { + buf_writer_t buf_writer; + tsdn_t *tsdn = tsdn_fetch(); + assert_true(buf_writer_init(tsdn, &buf_writer, test_write_cb, &arg, + NULL, SC_LARGE_MAXCLASS + 1), "buf_writer_init() should OOM"); + assert(buf_writer.buf == NULL); + + char s[UNIT_MAX + 1]; + size_t n_unit, i; + ssize_t unit; + + memset(s, 'a', UNIT_MAX); + arg = 4; /* Starting value of random argument. */ + arg_store = arg; + for (unit = UNIT_MAX; unit >= 0; unit -= UNIT_MAX / 4) { + /* unit keeps decreasing, so strlen(s) is always unit. */ + s[unit] = '\0'; + for (n_unit = 1; n_unit <= 3; ++n_unit) { + test_write_len = 0; + for (i = 1; i <= n_unit; ++i) { + arg = prng_lg_range_u64(&arg, 64); + buf_writer_cb(&buf_writer, s); + assert_u64_eq(arg_store, arg, + "Call back argument didn't get through"); + assert_zu_eq(test_write_len, i * unit, + "Incorrect length after writing %zu strings" + " of length %zu", i, unit); + } + buf_writer_flush(&buf_writer); + expect_zu_eq(test_write_len, n_unit * unit, + "Incorrect length after flushing at the end of" + " writing %zu strings of length %zu", n_unit, unit); + } + } + buf_writer_terminate(tsdn, &buf_writer); +} +TEST_END + +static int test_read_count; +static size_t test_read_len; +static uint64_t arg_sum; + +ssize_t +test_read_cb(void *cbopaque, void *buf, size_t limit) { + static uint64_t rand = 4; + + arg_sum += *(uint64_t *)cbopaque; + assert_zu_gt(limit, 0, "Limit for read_cb must be positive"); + --test_read_count; + if (test_read_count == 0) { + return -1; + } else { + size_t read_len = limit; + if (limit > 1) { + rand = prng_range_u64(&rand, (uint64_t)limit); + read_len -= (size_t)rand; + } + assert(read_len > 0); + memset(buf, 'a', read_len); + size_t prev_test_read_len = test_read_len; + test_read_len += read_len; + assert_zu_le(prev_test_read_len, test_read_len, + "Test read overflowed"); + return read_len; + } +} + +static void +test_buf_writer_pipe_body(tsdn_t *tsdn, buf_writer_t *buf_writer) { + arg = 4; /* Starting value of random argument. */ + for (int count = 5; count > 0; --count) { + arg = prng_lg_range_u64(&arg, 64); + arg_sum = 0; + test_read_count = count; + test_read_len = 0; + test_write_len = 0; + buf_writer_pipe(buf_writer, test_read_cb, &arg); + assert(test_read_count == 0); + expect_u64_eq(arg_sum, arg * count, ""); + expect_zu_eq(test_write_len, test_read_len, + "Write length should be equal to read length"); + } + buf_writer_terminate(tsdn, buf_writer); +} + +TEST_BEGIN(test_buf_write_pipe) { + buf_writer_t buf_writer; + tsdn_t *tsdn = tsdn_fetch(); + assert_false(buf_writer_init(tsdn, &buf_writer, test_write_cb, &arg, + test_buf, TEST_BUF_SIZE), + "buf_writer_init() should not encounter error on static buffer"); + test_buf_writer_pipe_body(tsdn, &buf_writer); +} +TEST_END + +TEST_BEGIN(test_buf_write_pipe_oom) { + buf_writer_t buf_writer; + tsdn_t *tsdn = tsdn_fetch(); + assert_true(buf_writer_init(tsdn, &buf_writer, test_write_cb, &arg, + NULL, SC_LARGE_MAXCLASS + 1), "buf_writer_init() should OOM"); + test_buf_writer_pipe_body(tsdn, &buf_writer); +} +TEST_END + +int +main(void) { + return test( + test_buf_write_static, + test_buf_write_dynamic, + test_buf_write_oom, + test_buf_write_pipe, + test_buf_write_pipe_oom); +} diff --git a/deps/jemalloc/test/unit/cache_bin.c b/deps/jemalloc/test/unit/cache_bin.c new file mode 100644 index 0000000..3b6dbab --- /dev/null +++ b/deps/jemalloc/test/unit/cache_bin.c @@ -0,0 +1,384 @@ +#include "test/jemalloc_test.h" + +static void +do_fill_test(cache_bin_t *bin, cache_bin_info_t *info, void **ptrs, + cache_bin_sz_t ncached_max, cache_bin_sz_t nfill_attempt, + cache_bin_sz_t nfill_succeed) { + bool success; + void *ptr; + assert_true(cache_bin_ncached_get_local(bin, info) == 0, ""); + CACHE_BIN_PTR_ARRAY_DECLARE(arr, nfill_attempt); + cache_bin_init_ptr_array_for_fill(bin, info, &arr, nfill_attempt); + for (cache_bin_sz_t i = 0; i < nfill_succeed; i++) { + arr.ptr[i] = &ptrs[i]; + } + cache_bin_finish_fill(bin, info, &arr, nfill_succeed); + expect_true(cache_bin_ncached_get_local(bin, info) == nfill_succeed, + ""); + cache_bin_low_water_set(bin); + + for (cache_bin_sz_t i = 0; i < nfill_succeed; i++) { + ptr = cache_bin_alloc(bin, &success); + expect_true(success, ""); + expect_ptr_eq(ptr, (void *)&ptrs[i], + "Should pop in order filled"); + expect_true(cache_bin_low_water_get(bin, info) + == nfill_succeed - i - 1, ""); + } + expect_true(cache_bin_ncached_get_local(bin, info) == 0, ""); + expect_true(cache_bin_low_water_get(bin, info) == 0, ""); +} + +static void +do_flush_test(cache_bin_t *bin, cache_bin_info_t *info, void **ptrs, + cache_bin_sz_t nfill, cache_bin_sz_t nflush) { + bool success; + assert_true(cache_bin_ncached_get_local(bin, info) == 0, ""); + + for (cache_bin_sz_t i = 0; i < nfill; i++) { + success = cache_bin_dalloc_easy(bin, &ptrs[i]); + expect_true(success, ""); + } + + CACHE_BIN_PTR_ARRAY_DECLARE(arr, nflush); + cache_bin_init_ptr_array_for_flush(bin, info, &arr, nflush); + for (cache_bin_sz_t i = 0; i < nflush; i++) { + expect_ptr_eq(arr.ptr[i], &ptrs[nflush - i - 1], ""); + } + cache_bin_finish_flush(bin, info, &arr, nflush); + + expect_true(cache_bin_ncached_get_local(bin, info) == nfill - nflush, + ""); + while (cache_bin_ncached_get_local(bin, info) > 0) { + cache_bin_alloc(bin, &success); + } +} + +static void +do_batch_alloc_test(cache_bin_t *bin, cache_bin_info_t *info, void **ptrs, + cache_bin_sz_t nfill, size_t batch) { + assert_true(cache_bin_ncached_get_local(bin, info) == 0, ""); + CACHE_BIN_PTR_ARRAY_DECLARE(arr, nfill); + cache_bin_init_ptr_array_for_fill(bin, info, &arr, nfill); + for (cache_bin_sz_t i = 0; i < nfill; i++) { + arr.ptr[i] = &ptrs[i]; + } + cache_bin_finish_fill(bin, info, &arr, nfill); + assert_true(cache_bin_ncached_get_local(bin, info) == nfill, ""); + cache_bin_low_water_set(bin); + + void **out = malloc((batch + 1) * sizeof(void *)); + size_t n = cache_bin_alloc_batch(bin, batch, out); + assert_true(n == ((size_t)nfill < batch ? (size_t)nfill : batch), ""); + for (cache_bin_sz_t i = 0; i < (cache_bin_sz_t)n; i++) { + expect_ptr_eq(out[i], &ptrs[i], ""); + } + expect_true(cache_bin_low_water_get(bin, info) == nfill - + (cache_bin_sz_t)n, ""); + while (cache_bin_ncached_get_local(bin, info) > 0) { + bool success; + cache_bin_alloc(bin, &success); + } + free(out); +} + +static void +test_bin_init(cache_bin_t *bin, cache_bin_info_t *info) { + size_t size; + size_t alignment; + cache_bin_info_compute_alloc(info, 1, &size, &alignment); + void *mem = mallocx(size, MALLOCX_ALIGN(alignment)); + assert_ptr_not_null(mem, "Unexpected mallocx failure"); + + size_t cur_offset = 0; + cache_bin_preincrement(info, 1, mem, &cur_offset); + cache_bin_init(bin, info, mem, &cur_offset); + cache_bin_postincrement(info, 1, mem, &cur_offset); + assert_zu_eq(cur_offset, size, "Should use all requested memory"); +} + +TEST_BEGIN(test_cache_bin) { + const int ncached_max = 100; + bool success; + void *ptr; + + cache_bin_info_t info; + cache_bin_info_init(&info, ncached_max); + cache_bin_t bin; + test_bin_init(&bin, &info); + + /* Initialize to empty; should then have 0 elements. */ + expect_d_eq(ncached_max, cache_bin_info_ncached_max(&info), ""); + expect_true(cache_bin_ncached_get_local(&bin, &info) == 0, ""); + expect_true(cache_bin_low_water_get(&bin, &info) == 0, ""); + + ptr = cache_bin_alloc_easy(&bin, &success); + expect_false(success, "Shouldn't successfully allocate when empty"); + expect_ptr_null(ptr, "Shouldn't get a non-null pointer on failure"); + + ptr = cache_bin_alloc(&bin, &success); + expect_false(success, "Shouldn't successfully allocate when empty"); + expect_ptr_null(ptr, "Shouldn't get a non-null pointer on failure"); + + /* + * We allocate one more item than ncached_max, so we can test cache bin + * exhaustion. + */ + void **ptrs = mallocx(sizeof(void *) * (ncached_max + 1), 0); + assert_ptr_not_null(ptrs, "Unexpected mallocx failure"); + for (cache_bin_sz_t i = 0; i < ncached_max; i++) { + expect_true(cache_bin_ncached_get_local(&bin, &info) == i, ""); + success = cache_bin_dalloc_easy(&bin, &ptrs[i]); + expect_true(success, + "Should be able to dalloc into a non-full cache bin."); + expect_true(cache_bin_low_water_get(&bin, &info) == 0, + "Pushes and pops shouldn't change low water of zero."); + } + expect_true(cache_bin_ncached_get_local(&bin, &info) == ncached_max, + ""); + success = cache_bin_dalloc_easy(&bin, &ptrs[ncached_max]); + expect_false(success, "Shouldn't be able to dalloc into a full bin."); + + cache_bin_low_water_set(&bin); + + for (cache_bin_sz_t i = 0; i < ncached_max; i++) { + expect_true(cache_bin_low_water_get(&bin, &info) + == ncached_max - i, ""); + expect_true(cache_bin_ncached_get_local(&bin, &info) + == ncached_max - i, ""); + /* + * This should fail -- the easy variant can't change the low + * water mark. + */ + ptr = cache_bin_alloc_easy(&bin, &success); + expect_ptr_null(ptr, ""); + expect_false(success, ""); + expect_true(cache_bin_low_water_get(&bin, &info) + == ncached_max - i, ""); + expect_true(cache_bin_ncached_get_local(&bin, &info) + == ncached_max - i, ""); + + /* This should succeed, though. */ + ptr = cache_bin_alloc(&bin, &success); + expect_true(success, ""); + expect_ptr_eq(ptr, &ptrs[ncached_max - i - 1], + "Alloc should pop in stack order"); + expect_true(cache_bin_low_water_get(&bin, &info) + == ncached_max - i - 1, ""); + expect_true(cache_bin_ncached_get_local(&bin, &info) + == ncached_max - i - 1, ""); + } + /* Now we're empty -- all alloc attempts should fail. */ + expect_true(cache_bin_ncached_get_local(&bin, &info) == 0, ""); + ptr = cache_bin_alloc_easy(&bin, &success); + expect_ptr_null(ptr, ""); + expect_false(success, ""); + ptr = cache_bin_alloc(&bin, &success); + expect_ptr_null(ptr, ""); + expect_false(success, ""); + + for (cache_bin_sz_t i = 0; i < ncached_max / 2; i++) { + cache_bin_dalloc_easy(&bin, &ptrs[i]); + } + cache_bin_low_water_set(&bin); + + for (cache_bin_sz_t i = ncached_max / 2; i < ncached_max; i++) { + cache_bin_dalloc_easy(&bin, &ptrs[i]); + } + expect_true(cache_bin_ncached_get_local(&bin, &info) == ncached_max, + ""); + for (cache_bin_sz_t i = ncached_max - 1; i >= ncached_max / 2; i--) { + /* + * Size is bigger than low water -- the reduced version should + * succeed. + */ + ptr = cache_bin_alloc_easy(&bin, &success); + expect_true(success, ""); + expect_ptr_eq(ptr, &ptrs[i], ""); + } + /* But now, we've hit low-water. */ + ptr = cache_bin_alloc_easy(&bin, &success); + expect_false(success, ""); + expect_ptr_null(ptr, ""); + + /* We're going to test filling -- we must be empty to start. */ + while (cache_bin_ncached_get_local(&bin, &info)) { + cache_bin_alloc(&bin, &success); + expect_true(success, ""); + } + + /* Test fill. */ + /* Try to fill all, succeed fully. */ + do_fill_test(&bin, &info, ptrs, ncached_max, ncached_max, ncached_max); + /* Try to fill all, succeed partially. */ + do_fill_test(&bin, &info, ptrs, ncached_max, ncached_max, + ncached_max / 2); + /* Try to fill all, fail completely. */ + do_fill_test(&bin, &info, ptrs, ncached_max, ncached_max, 0); + + /* Try to fill some, succeed fully. */ + do_fill_test(&bin, &info, ptrs, ncached_max, ncached_max / 2, + ncached_max / 2); + /* Try to fill some, succeed partially. */ + do_fill_test(&bin, &info, ptrs, ncached_max, ncached_max / 2, + ncached_max / 4); + /* Try to fill some, fail completely. */ + do_fill_test(&bin, &info, ptrs, ncached_max, ncached_max / 2, 0); + + do_flush_test(&bin, &info, ptrs, ncached_max, ncached_max); + do_flush_test(&bin, &info, ptrs, ncached_max, ncached_max / 2); + do_flush_test(&bin, &info, ptrs, ncached_max, 0); + do_flush_test(&bin, &info, ptrs, ncached_max / 2, ncached_max / 2); + do_flush_test(&bin, &info, ptrs, ncached_max / 2, ncached_max / 4); + do_flush_test(&bin, &info, ptrs, ncached_max / 2, 0); + + do_batch_alloc_test(&bin, &info, ptrs, ncached_max, ncached_max); + do_batch_alloc_test(&bin, &info, ptrs, ncached_max, ncached_max * 2); + do_batch_alloc_test(&bin, &info, ptrs, ncached_max, ncached_max / 2); + do_batch_alloc_test(&bin, &info, ptrs, ncached_max, 2); + do_batch_alloc_test(&bin, &info, ptrs, ncached_max, 1); + do_batch_alloc_test(&bin, &info, ptrs, ncached_max, 0); + do_batch_alloc_test(&bin, &info, ptrs, ncached_max / 2, + ncached_max / 2); + do_batch_alloc_test(&bin, &info, ptrs, ncached_max / 2, ncached_max); + do_batch_alloc_test(&bin, &info, ptrs, ncached_max / 2, + ncached_max / 4); + do_batch_alloc_test(&bin, &info, ptrs, ncached_max / 2, 2); + do_batch_alloc_test(&bin, &info, ptrs, ncached_max / 2, 1); + do_batch_alloc_test(&bin, &info, ptrs, ncached_max / 2, 0); + do_batch_alloc_test(&bin, &info, ptrs, 2, ncached_max); + do_batch_alloc_test(&bin, &info, ptrs, 2, 2); + do_batch_alloc_test(&bin, &info, ptrs, 2, 1); + do_batch_alloc_test(&bin, &info, ptrs, 2, 0); + do_batch_alloc_test(&bin, &info, ptrs, 1, 2); + do_batch_alloc_test(&bin, &info, ptrs, 1, 1); + do_batch_alloc_test(&bin, &info, ptrs, 1, 0); + do_batch_alloc_test(&bin, &info, ptrs, 0, 2); + do_batch_alloc_test(&bin, &info, ptrs, 0, 1); + do_batch_alloc_test(&bin, &info, ptrs, 0, 0); + + free(ptrs); +} +TEST_END + +static void +do_flush_stashed_test(cache_bin_t *bin, cache_bin_info_t *info, void **ptrs, + cache_bin_sz_t nfill, cache_bin_sz_t nstash) { + expect_true(cache_bin_ncached_get_local(bin, info) == 0, + "Bin not empty"); + expect_true(cache_bin_nstashed_get_local(bin, info) == 0, + "Bin not empty"); + expect_true(nfill + nstash <= info->ncached_max, "Exceeded max"); + + bool ret; + /* Fill */ + for (cache_bin_sz_t i = 0; i < nfill; i++) { + ret = cache_bin_dalloc_easy(bin, &ptrs[i]); + expect_true(ret, "Unexpected fill failure"); + } + expect_true(cache_bin_ncached_get_local(bin, info) == nfill, + "Wrong cached count"); + + /* Stash */ + for (cache_bin_sz_t i = 0; i < nstash; i++) { + ret = cache_bin_stash(bin, &ptrs[i + nfill]); + expect_true(ret, "Unexpected stash failure"); + } + expect_true(cache_bin_nstashed_get_local(bin, info) == nstash, + "Wrong stashed count"); + + if (nfill + nstash == info->ncached_max) { + ret = cache_bin_dalloc_easy(bin, &ptrs[0]); + expect_false(ret, "Should not dalloc into a full bin"); + ret = cache_bin_stash(bin, &ptrs[0]); + expect_false(ret, "Should not stash into a full bin"); + } + + /* Alloc filled ones */ + for (cache_bin_sz_t i = 0; i < nfill; i++) { + void *ptr = cache_bin_alloc(bin, &ret); + expect_true(ret, "Unexpected alloc failure"); + /* Verify it's not from the stashed range. */ + expect_true((uintptr_t)ptr < (uintptr_t)&ptrs[nfill], + "Should not alloc stashed ptrs"); + } + expect_true(cache_bin_ncached_get_local(bin, info) == 0, + "Wrong cached count"); + expect_true(cache_bin_nstashed_get_local(bin, info) == nstash, + "Wrong stashed count"); + + cache_bin_alloc(bin, &ret); + expect_false(ret, "Should not alloc stashed"); + + /* Clear stashed ones */ + cache_bin_finish_flush_stashed(bin, info); + expect_true(cache_bin_ncached_get_local(bin, info) == 0, + "Wrong cached count"); + expect_true(cache_bin_nstashed_get_local(bin, info) == 0, + "Wrong stashed count"); + + cache_bin_alloc(bin, &ret); + expect_false(ret, "Should not alloc from empty bin"); +} + +TEST_BEGIN(test_cache_bin_stash) { + const int ncached_max = 100; + + cache_bin_t bin; + cache_bin_info_t info; + cache_bin_info_init(&info, ncached_max); + test_bin_init(&bin, &info); + + /* + * The content of this array is not accessed; instead the interior + * addresses are used to insert / stash into the bins as test pointers. + */ + void **ptrs = mallocx(sizeof(void *) * (ncached_max + 1), 0); + assert_ptr_not_null(ptrs, "Unexpected mallocx failure"); + bool ret; + for (cache_bin_sz_t i = 0; i < ncached_max; i++) { + expect_true(cache_bin_ncached_get_local(&bin, &info) == + (i / 2 + i % 2), "Wrong ncached value"); + expect_true(cache_bin_nstashed_get_local(&bin, &info) == i / 2, + "Wrong nstashed value"); + if (i % 2 == 0) { + cache_bin_dalloc_easy(&bin, &ptrs[i]); + } else { + ret = cache_bin_stash(&bin, &ptrs[i]); + expect_true(ret, "Should be able to stash into a " + "non-full cache bin"); + } + } + ret = cache_bin_dalloc_easy(&bin, &ptrs[0]); + expect_false(ret, "Should not dalloc into a full cache bin"); + ret = cache_bin_stash(&bin, &ptrs[0]); + expect_false(ret, "Should not stash into a full cache bin"); + for (cache_bin_sz_t i = 0; i < ncached_max; i++) { + void *ptr = cache_bin_alloc(&bin, &ret); + if (i < ncached_max / 2) { + expect_true(ret, "Should be able to alloc"); + uintptr_t diff = ((uintptr_t)ptr - (uintptr_t)&ptrs[0]) + / sizeof(void *); + expect_true(diff % 2 == 0, "Should be able to alloc"); + } else { + expect_false(ret, "Should not alloc stashed"); + expect_true(cache_bin_nstashed_get_local(&bin, &info) == + ncached_max / 2, "Wrong nstashed value"); + } + } + + test_bin_init(&bin, &info); + do_flush_stashed_test(&bin, &info, ptrs, ncached_max, 0); + do_flush_stashed_test(&bin, &info, ptrs, 0, ncached_max); + do_flush_stashed_test(&bin, &info, ptrs, ncached_max / 2, ncached_max / 2); + do_flush_stashed_test(&bin, &info, ptrs, ncached_max / 4, ncached_max / 2); + do_flush_stashed_test(&bin, &info, ptrs, ncached_max / 2, ncached_max / 4); + do_flush_stashed_test(&bin, &info, ptrs, ncached_max / 4, ncached_max / 4); +} +TEST_END + +int +main(void) { + return test(test_cache_bin, + test_cache_bin_stash); +} diff --git a/deps/jemalloc/test/unit/ckh.c b/deps/jemalloc/test/unit/ckh.c new file mode 100644 index 0000000..36142ac --- /dev/null +++ b/deps/jemalloc/test/unit/ckh.c @@ -0,0 +1,211 @@ +#include "test/jemalloc_test.h" + +TEST_BEGIN(test_new_delete) { + tsd_t *tsd; + ckh_t ckh; + + tsd = tsd_fetch(); + + expect_false(ckh_new(tsd, &ckh, 2, ckh_string_hash, + ckh_string_keycomp), "Unexpected ckh_new() error"); + ckh_delete(tsd, &ckh); + + expect_false(ckh_new(tsd, &ckh, 3, ckh_pointer_hash, + ckh_pointer_keycomp), "Unexpected ckh_new() error"); + ckh_delete(tsd, &ckh); +} +TEST_END + +TEST_BEGIN(test_count_insert_search_remove) { + tsd_t *tsd; + ckh_t ckh; + const char *strs[] = { + "a string", + "A string", + "a string.", + "A string." + }; + const char *missing = "A string not in the hash table."; + size_t i; + + tsd = tsd_fetch(); + + expect_false(ckh_new(tsd, &ckh, 2, ckh_string_hash, + ckh_string_keycomp), "Unexpected ckh_new() error"); + expect_zu_eq(ckh_count(&ckh), 0, + "ckh_count() should return %zu, but it returned %zu", ZU(0), + ckh_count(&ckh)); + + /* Insert. */ + for (i = 0; i < sizeof(strs)/sizeof(const char *); i++) { + ckh_insert(tsd, &ckh, strs[i], strs[i]); + expect_zu_eq(ckh_count(&ckh), i+1, + "ckh_count() should return %zu, but it returned %zu", i+1, + ckh_count(&ckh)); + } + + /* Search. */ + for (i = 0; i < sizeof(strs)/sizeof(const char *); i++) { + union { + void *p; + const char *s; + } k, v; + void **kp, **vp; + const char *ks, *vs; + + kp = (i & 1) ? &k.p : NULL; + vp = (i & 2) ? &v.p : NULL; + k.p = NULL; + v.p = NULL; + expect_false(ckh_search(&ckh, strs[i], kp, vp), + "Unexpected ckh_search() error"); + + ks = (i & 1) ? strs[i] : (const char *)NULL; + vs = (i & 2) ? strs[i] : (const char *)NULL; + expect_ptr_eq((void *)ks, (void *)k.s, "Key mismatch, i=%zu", + i); + expect_ptr_eq((void *)vs, (void *)v.s, "Value mismatch, i=%zu", + i); + } + expect_true(ckh_search(&ckh, missing, NULL, NULL), + "Unexpected ckh_search() success"); + + /* Remove. */ + for (i = 0; i < sizeof(strs)/sizeof(const char *); i++) { + union { + void *p; + const char *s; + } k, v; + void **kp, **vp; + const char *ks, *vs; + + kp = (i & 1) ? &k.p : NULL; + vp = (i & 2) ? &v.p : NULL; + k.p = NULL; + v.p = NULL; + expect_false(ckh_remove(tsd, &ckh, strs[i], kp, vp), + "Unexpected ckh_remove() error"); + + ks = (i & 1) ? strs[i] : (const char *)NULL; + vs = (i & 2) ? strs[i] : (const char *)NULL; + expect_ptr_eq((void *)ks, (void *)k.s, "Key mismatch, i=%zu", + i); + expect_ptr_eq((void *)vs, (void *)v.s, "Value mismatch, i=%zu", + i); + expect_zu_eq(ckh_count(&ckh), + sizeof(strs)/sizeof(const char *) - i - 1, + "ckh_count() should return %zu, but it returned %zu", + sizeof(strs)/sizeof(const char *) - i - 1, + ckh_count(&ckh)); + } + + ckh_delete(tsd, &ckh); +} +TEST_END + +TEST_BEGIN(test_insert_iter_remove) { +#define NITEMS ZU(1000) + tsd_t *tsd; + ckh_t ckh; + void **p[NITEMS]; + void *q, *r; + size_t i; + + tsd = tsd_fetch(); + + expect_false(ckh_new(tsd, &ckh, 2, ckh_pointer_hash, + ckh_pointer_keycomp), "Unexpected ckh_new() error"); + + for (i = 0; i < NITEMS; i++) { + p[i] = mallocx(i+1, 0); + expect_ptr_not_null(p[i], "Unexpected mallocx() failure"); + } + + for (i = 0; i < NITEMS; i++) { + size_t j; + + for (j = i; j < NITEMS; j++) { + expect_false(ckh_insert(tsd, &ckh, p[j], p[j]), + "Unexpected ckh_insert() failure"); + expect_false(ckh_search(&ckh, p[j], &q, &r), + "Unexpected ckh_search() failure"); + expect_ptr_eq(p[j], q, "Key pointer mismatch"); + expect_ptr_eq(p[j], r, "Value pointer mismatch"); + } + + expect_zu_eq(ckh_count(&ckh), NITEMS, + "ckh_count() should return %zu, but it returned %zu", + NITEMS, ckh_count(&ckh)); + + for (j = i + 1; j < NITEMS; j++) { + expect_false(ckh_search(&ckh, p[j], NULL, NULL), + "Unexpected ckh_search() failure"); + expect_false(ckh_remove(tsd, &ckh, p[j], &q, &r), + "Unexpected ckh_remove() failure"); + expect_ptr_eq(p[j], q, "Key pointer mismatch"); + expect_ptr_eq(p[j], r, "Value pointer mismatch"); + expect_true(ckh_search(&ckh, p[j], NULL, NULL), + "Unexpected ckh_search() success"); + expect_true(ckh_remove(tsd, &ckh, p[j], &q, &r), + "Unexpected ckh_remove() success"); + } + + { + bool seen[NITEMS]; + size_t tabind; + + memset(seen, 0, sizeof(seen)); + + for (tabind = 0; !ckh_iter(&ckh, &tabind, &q, &r);) { + size_t k; + + expect_ptr_eq(q, r, "Key and val not equal"); + + for (k = 0; k < NITEMS; k++) { + if (p[k] == q) { + expect_false(seen[k], + "Item %zu already seen", k); + seen[k] = true; + break; + } + } + } + + for (j = 0; j < i + 1; j++) { + expect_true(seen[j], "Item %zu not seen", j); + } + for (; j < NITEMS; j++) { + expect_false(seen[j], "Item %zu seen", j); + } + } + } + + for (i = 0; i < NITEMS; i++) { + expect_false(ckh_search(&ckh, p[i], NULL, NULL), + "Unexpected ckh_search() failure"); + expect_false(ckh_remove(tsd, &ckh, p[i], &q, &r), + "Unexpected ckh_remove() failure"); + expect_ptr_eq(p[i], q, "Key pointer mismatch"); + expect_ptr_eq(p[i], r, "Value pointer mismatch"); + expect_true(ckh_search(&ckh, p[i], NULL, NULL), + "Unexpected ckh_search() success"); + expect_true(ckh_remove(tsd, &ckh, p[i], &q, &r), + "Unexpected ckh_remove() success"); + dallocx(p[i], 0); + } + + expect_zu_eq(ckh_count(&ckh), 0, + "ckh_count() should return %zu, but it returned %zu", + ZU(0), ckh_count(&ckh)); + ckh_delete(tsd, &ckh); +#undef NITEMS +} +TEST_END + +int +main(void) { + return test( + test_new_delete, + test_count_insert_search_remove, + test_insert_iter_remove); +} diff --git a/deps/jemalloc/test/unit/counter.c b/deps/jemalloc/test/unit/counter.c new file mode 100644 index 0000000..277baac --- /dev/null +++ b/deps/jemalloc/test/unit/counter.c @@ -0,0 +1,80 @@ +#include "test/jemalloc_test.h" + +static const uint64_t interval = 1 << 20; + +TEST_BEGIN(test_counter_accum) { + uint64_t increment = interval >> 4; + unsigned n = interval / increment; + uint64_t accum = 0; + + counter_accum_t c; + counter_accum_init(&c, interval); + + tsd_t *tsd = tsd_fetch(); + bool trigger; + for (unsigned i = 0; i < n; i++) { + trigger = counter_accum(tsd_tsdn(tsd), &c, increment); + accum += increment; + if (accum < interval) { + expect_b_eq(trigger, false, "Should not trigger"); + } else { + expect_b_eq(trigger, true, "Should have triggered"); + } + } + expect_b_eq(trigger, true, "Should have triggered"); +} +TEST_END + +void +expect_counter_value(counter_accum_t *c, uint64_t v) { + uint64_t accum = locked_read_u64_unsynchronized(&c->accumbytes); + expect_u64_eq(accum, v, "Counter value mismatch"); +} + +#define N_THDS (16) +#define N_ITER_THD (1 << 12) +#define ITER_INCREMENT (interval >> 4) + +static void * +thd_start(void *varg) { + counter_accum_t *c = (counter_accum_t *)varg; + + tsd_t *tsd = tsd_fetch(); + bool trigger; + uintptr_t n_triggered = 0; + for (unsigned i = 0; i < N_ITER_THD; i++) { + trigger = counter_accum(tsd_tsdn(tsd), c, ITER_INCREMENT); + n_triggered += trigger ? 1 : 0; + } + + return (void *)n_triggered; +} + + +TEST_BEGIN(test_counter_mt) { + counter_accum_t shared_c; + counter_accum_init(&shared_c, interval); + + thd_t thds[N_THDS]; + unsigned i; + for (i = 0; i < N_THDS; i++) { + thd_create(&thds[i], thd_start, (void *)&shared_c); + } + + uint64_t sum = 0; + for (i = 0; i < N_THDS; i++) { + void *ret; + thd_join(thds[i], &ret); + sum += (uintptr_t)ret; + } + expect_u64_eq(sum, N_THDS * N_ITER_THD / (interval / ITER_INCREMENT), + "Incorrect number of triggers"); +} +TEST_END + +int +main(void) { + return test( + test_counter_accum, + test_counter_mt); +} diff --git a/deps/jemalloc/test/unit/decay.c b/deps/jemalloc/test/unit/decay.c new file mode 100644 index 0000000..bdb6d0a --- /dev/null +++ b/deps/jemalloc/test/unit/decay.c @@ -0,0 +1,283 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/decay.h" + +TEST_BEGIN(test_decay_init) { + decay_t decay; + memset(&decay, 0, sizeof(decay)); + + nstime_t curtime; + nstime_init(&curtime, 0); + + ssize_t decay_ms = 1000; + assert_true(decay_ms_valid(decay_ms), ""); + + expect_false(decay_init(&decay, &curtime, decay_ms), + "Failed to initialize decay"); + expect_zd_eq(decay_ms_read(&decay), decay_ms, + "Decay_ms was initialized incorrectly"); + expect_u64_ne(decay_epoch_duration_ns(&decay), 0, + "Epoch duration was initialized incorrectly"); +} +TEST_END + +TEST_BEGIN(test_decay_ms_valid) { + expect_false(decay_ms_valid(-7), + "Misclassified negative decay as valid"); + expect_true(decay_ms_valid(-1), + "Misclassified -1 (never decay) as invalid decay"); + expect_true(decay_ms_valid(8943), + "Misclassified valid decay"); + if (SSIZE_MAX > NSTIME_SEC_MAX) { + expect_false( + decay_ms_valid((ssize_t)(NSTIME_SEC_MAX * KQU(1000) + 39)), + "Misclassified too large decay"); + } +} +TEST_END + +TEST_BEGIN(test_decay_npages_purge_in) { + decay_t decay; + memset(&decay, 0, sizeof(decay)); + + nstime_t curtime; + nstime_init(&curtime, 0); + + uint64_t decay_ms = 1000; + nstime_t decay_nstime; + nstime_init(&decay_nstime, decay_ms * 1000 * 1000); + expect_false(decay_init(&decay, &curtime, (ssize_t)decay_ms), + "Failed to initialize decay"); + + size_t new_pages = 100; + + nstime_t time; + nstime_copy(&time, &decay_nstime); + expect_u64_eq(decay_npages_purge_in(&decay, &time, new_pages), + new_pages, "Not all pages are expected to decay in decay_ms"); + + nstime_init(&time, 0); + expect_u64_eq(decay_npages_purge_in(&decay, &time, new_pages), 0, + "More than zero pages are expected to instantly decay"); + + nstime_copy(&time, &decay_nstime); + nstime_idivide(&time, 2); + expect_u64_eq(decay_npages_purge_in(&decay, &time, new_pages), + new_pages / 2, "Not half of pages decay in half the decay period"); +} +TEST_END + +TEST_BEGIN(test_decay_maybe_advance_epoch) { + decay_t decay; + memset(&decay, 0, sizeof(decay)); + + nstime_t curtime; + nstime_init(&curtime, 0); + + uint64_t decay_ms = 1000; + + bool err = decay_init(&decay, &curtime, (ssize_t)decay_ms); + expect_false(err, ""); + + bool advanced; + advanced = decay_maybe_advance_epoch(&decay, &curtime, 0); + expect_false(advanced, "Epoch advanced while time didn't"); + + nstime_t interval; + nstime_init(&interval, decay_epoch_duration_ns(&decay)); + + nstime_add(&curtime, &interval); + advanced = decay_maybe_advance_epoch(&decay, &curtime, 0); + expect_false(advanced, "Epoch advanced after first interval"); + + nstime_add(&curtime, &interval); + advanced = decay_maybe_advance_epoch(&decay, &curtime, 0); + expect_true(advanced, "Epoch didn't advance after two intervals"); +} +TEST_END + +TEST_BEGIN(test_decay_empty) { + /* If we never have any decaying pages, npages_limit should be 0. */ + decay_t decay; + memset(&decay, 0, sizeof(decay)); + + nstime_t curtime; + nstime_init(&curtime, 0); + + uint64_t decay_ms = 1000; + uint64_t decay_ns = decay_ms * 1000 * 1000; + + bool err = decay_init(&decay, &curtime, (ssize_t)decay_ms); + assert_false(err, ""); + + uint64_t time_between_calls = decay_epoch_duration_ns(&decay) / 5; + int nepochs = 0; + for (uint64_t i = 0; i < decay_ns / time_between_calls * 10; i++) { + size_t dirty_pages = 0; + nstime_init(&curtime, i * time_between_calls); + bool epoch_advanced = decay_maybe_advance_epoch(&decay, + &curtime, dirty_pages); + if (epoch_advanced) { + nepochs++; + expect_zu_eq(decay_npages_limit_get(&decay), 0, + "Unexpectedly increased npages_limit"); + } + } + expect_d_gt(nepochs, 0, "Epochs never advanced"); +} +TEST_END + +/* + * Verify that npages_limit correctly decays as the time goes. + * + * During first 'nepoch_init' epochs, add new dirty pages. + * After that, let them decay and verify npages_limit decreases. + * Then proceed with another 'nepoch_init' epochs and check that + * all dirty pages are flushed out of backlog, bringing npages_limit + * down to zero. + */ +TEST_BEGIN(test_decay) { + const uint64_t nepoch_init = 10; + + decay_t decay; + memset(&decay, 0, sizeof(decay)); + + nstime_t curtime; + nstime_init(&curtime, 0); + + uint64_t decay_ms = 1000; + uint64_t decay_ns = decay_ms * 1000 * 1000; + + bool err = decay_init(&decay, &curtime, (ssize_t)decay_ms); + assert_false(err, ""); + + expect_zu_eq(decay_npages_limit_get(&decay), 0, + "Empty decay returned nonzero npages_limit"); + + nstime_t epochtime; + nstime_init(&epochtime, decay_epoch_duration_ns(&decay)); + + const size_t dirty_pages_per_epoch = 1000; + size_t dirty_pages = 0; + uint64_t epoch_ns = decay_epoch_duration_ns(&decay); + bool epoch_advanced = false; + + /* Populate backlog with some dirty pages */ + for (uint64_t i = 0; i < nepoch_init; i++) { + nstime_add(&curtime, &epochtime); + dirty_pages += dirty_pages_per_epoch; + epoch_advanced |= decay_maybe_advance_epoch(&decay, &curtime, + dirty_pages); + } + expect_true(epoch_advanced, "Epoch never advanced"); + + size_t npages_limit = decay_npages_limit_get(&decay); + expect_zu_gt(npages_limit, 0, "npages_limit is incorrectly equal " + "to zero after dirty pages have been added"); + + /* Keep dirty pages unchanged and verify that npages_limit decreases */ + for (uint64_t i = nepoch_init; i * epoch_ns < decay_ns; ++i) { + nstime_add(&curtime, &epochtime); + epoch_advanced = decay_maybe_advance_epoch(&decay, &curtime, + dirty_pages); + if (epoch_advanced) { + size_t npages_limit_new = decay_npages_limit_get(&decay); + expect_zu_lt(npages_limit_new, npages_limit, + "napges_limit failed to decay"); + + npages_limit = npages_limit_new; + } + } + + expect_zu_gt(npages_limit, 0, "npages_limit decayed to zero earlier " + "than decay_ms since last dirty page was added"); + + /* Completely push all dirty pages out of the backlog */ + epoch_advanced = false; + for (uint64_t i = 0; i < nepoch_init; i++) { + nstime_add(&curtime, &epochtime); + epoch_advanced |= decay_maybe_advance_epoch(&decay, &curtime, + dirty_pages); + } + expect_true(epoch_advanced, "Epoch never advanced"); + + npages_limit = decay_npages_limit_get(&decay); + expect_zu_eq(npages_limit, 0, "npages_limit didn't decay to 0 after " + "decay_ms since last bump in dirty pages"); +} +TEST_END + +TEST_BEGIN(test_decay_ns_until_purge) { + const uint64_t nepoch_init = 10; + + decay_t decay; + memset(&decay, 0, sizeof(decay)); + + nstime_t curtime; + nstime_init(&curtime, 0); + + uint64_t decay_ms = 1000; + uint64_t decay_ns = decay_ms * 1000 * 1000; + + bool err = decay_init(&decay, &curtime, (ssize_t)decay_ms); + assert_false(err, ""); + + nstime_t epochtime; + nstime_init(&epochtime, decay_epoch_duration_ns(&decay)); + + uint64_t ns_until_purge_empty = decay_ns_until_purge(&decay, 0, 0); + expect_u64_eq(ns_until_purge_empty, DECAY_UNBOUNDED_TIME_TO_PURGE, + "Failed to return unbounded wait time for zero threshold"); + + const size_t dirty_pages_per_epoch = 1000; + size_t dirty_pages = 0; + bool epoch_advanced = false; + for (uint64_t i = 0; i < nepoch_init; i++) { + nstime_add(&curtime, &epochtime); + dirty_pages += dirty_pages_per_epoch; + epoch_advanced |= decay_maybe_advance_epoch(&decay, &curtime, + dirty_pages); + } + expect_true(epoch_advanced, "Epoch never advanced"); + + uint64_t ns_until_purge_all = decay_ns_until_purge(&decay, + dirty_pages, dirty_pages); + expect_u64_ge(ns_until_purge_all, decay_ns, + "Incorrectly calculated time to purge all pages"); + + uint64_t ns_until_purge_none = decay_ns_until_purge(&decay, + dirty_pages, 0); + expect_u64_eq(ns_until_purge_none, decay_epoch_duration_ns(&decay) * 2, + "Incorrectly calculated time to purge 0 pages"); + + uint64_t npages_threshold = dirty_pages / 2; + uint64_t ns_until_purge_half = decay_ns_until_purge(&decay, + dirty_pages, npages_threshold); + + nstime_t waittime; + nstime_init(&waittime, ns_until_purge_half); + nstime_add(&curtime, &waittime); + + decay_maybe_advance_epoch(&decay, &curtime, dirty_pages); + size_t npages_limit = decay_npages_limit_get(&decay); + expect_zu_lt(npages_limit, dirty_pages, + "npages_limit failed to decrease after waiting"); + size_t expected = dirty_pages - npages_limit; + int deviation = abs((int)expected - (int)(npages_threshold)); + expect_d_lt(deviation, (int)(npages_threshold / 2), + "After waiting, number of pages is out of the expected interval " + "[0.5 * npages_threshold .. 1.5 * npages_threshold]"); +} +TEST_END + +int +main(void) { + return test( + test_decay_init, + test_decay_ms_valid, + test_decay_npages_purge_in, + test_decay_maybe_advance_epoch, + test_decay_empty, + test_decay, + test_decay_ns_until_purge); +} diff --git a/deps/jemalloc/test/unit/div.c b/deps/jemalloc/test/unit/div.c new file mode 100644 index 0000000..29aea66 --- /dev/null +++ b/deps/jemalloc/test/unit/div.c @@ -0,0 +1,29 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/div.h" + +TEST_BEGIN(test_div_exhaustive) { + for (size_t divisor = 2; divisor < 1000 * 1000; ++divisor) { + div_info_t div_info; + div_init(&div_info, divisor); + size_t max = 1000 * divisor; + if (max < 1000 * 1000) { + max = 1000 * 1000; + } + for (size_t dividend = 0; dividend < 1000 * divisor; + dividend += divisor) { + size_t quotient = div_compute( + &div_info, dividend); + expect_zu_eq(dividend, quotient * divisor, + "With divisor = %zu, dividend = %zu, " + "got quotient %zu", divisor, dividend, quotient); + } + } +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_div_exhaustive); +} diff --git a/deps/jemalloc/test/unit/double_free.c b/deps/jemalloc/test/unit/double_free.c new file mode 100644 index 0000000..12122c1 --- /dev/null +++ b/deps/jemalloc/test/unit/double_free.c @@ -0,0 +1,77 @@ +#include "test/jemalloc_test.h" +#include "test/san.h" + +#include "jemalloc/internal/safety_check.h" + +bool fake_abort_called; +void fake_abort(const char *message) { + (void)message; + fake_abort_called = true; +} + +void +test_large_double_free_pre(void) { + safety_check_set_abort(&fake_abort); + fake_abort_called = false; +} + +void +test_large_double_free_post() { + expect_b_eq(fake_abort_called, true, "Double-free check didn't fire."); + safety_check_set_abort(NULL); +} + +TEST_BEGIN(test_large_double_free_tcache) { + test_skip_if(!config_opt_safety_checks); + /* + * Skip debug builds, since too many assertions will be triggered with + * double-free before hitting the one we are interested in. + */ + test_skip_if(config_debug); + + test_large_double_free_pre(); + char *ptr = malloc(SC_LARGE_MINCLASS); + bool guarded = extent_is_guarded(tsdn_fetch(), ptr); + free(ptr); + if (!guarded) { + free(ptr); + } else { + /* + * Skip because guarded extents may unguard immediately on + * deallocation, in which case the second free will crash before + * reaching the intended safety check. + */ + fake_abort_called = true; + } + mallctl("thread.tcache.flush", NULL, NULL, NULL, 0); + test_large_double_free_post(); +} +TEST_END + +TEST_BEGIN(test_large_double_free_no_tcache) { + test_skip_if(!config_opt_safety_checks); + test_skip_if(config_debug); + + test_large_double_free_pre(); + char *ptr = mallocx(SC_LARGE_MINCLASS, MALLOCX_TCACHE_NONE); + bool guarded = extent_is_guarded(tsdn_fetch(), ptr); + dallocx(ptr, MALLOCX_TCACHE_NONE); + if (!guarded) { + dallocx(ptr, MALLOCX_TCACHE_NONE); + } else { + /* + * Skip because guarded extents may unguard immediately on + * deallocation, in which case the second free will crash before + * reaching the intended safety check. + */ + fake_abort_called = true; + } + test_large_double_free_post(); +} +TEST_END + +int +main(void) { + return test(test_large_double_free_no_tcache, + test_large_double_free_tcache); +} diff --git a/deps/jemalloc/test/unit/double_free.h b/deps/jemalloc/test/unit/double_free.h new file mode 100644 index 0000000..8b13789 --- /dev/null +++ b/deps/jemalloc/test/unit/double_free.h @@ -0,0 +1 @@ + diff --git a/deps/jemalloc/test/unit/edata_cache.c b/deps/jemalloc/test/unit/edata_cache.c new file mode 100644 index 0000000..af1110a --- /dev/null +++ b/deps/jemalloc/test/unit/edata_cache.c @@ -0,0 +1,226 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/edata_cache.h" + +static void +test_edata_cache_init(edata_cache_t *edata_cache) { + base_t *base = base_new(TSDN_NULL, /* ind */ 1, + &ehooks_default_extent_hooks, /* metadata_use_hooks */ true); + assert_ptr_not_null(base, ""); + bool err = edata_cache_init(edata_cache, base); + assert_false(err, ""); +} + +static void +test_edata_cache_destroy(edata_cache_t *edata_cache) { + base_delete(TSDN_NULL, edata_cache->base); +} + +TEST_BEGIN(test_edata_cache) { + edata_cache_t ec; + test_edata_cache_init(&ec); + + /* Get one */ + edata_t *ed1 = edata_cache_get(TSDN_NULL, &ec); + assert_ptr_not_null(ed1, ""); + + /* Cache should be empty */ + assert_zu_eq(atomic_load_zu(&ec.count, ATOMIC_RELAXED), 0, ""); + + /* Get another */ + edata_t *ed2 = edata_cache_get(TSDN_NULL, &ec); + assert_ptr_not_null(ed2, ""); + + /* Still empty */ + assert_zu_eq(atomic_load_zu(&ec.count, ATOMIC_RELAXED), 0, ""); + + /* Put one back, and the cache should now have one item */ + edata_cache_put(TSDN_NULL, &ec, ed1); + assert_zu_eq(atomic_load_zu(&ec.count, ATOMIC_RELAXED), 1, ""); + + /* Reallocating should reuse the item, and leave an empty cache. */ + edata_t *ed1_again = edata_cache_get(TSDN_NULL, &ec); + assert_ptr_eq(ed1, ed1_again, ""); + assert_zu_eq(atomic_load_zu(&ec.count, ATOMIC_RELAXED), 0, ""); + + test_edata_cache_destroy(&ec); +} +TEST_END + +static size_t +ecf_count(edata_cache_fast_t *ecf) { + size_t count = 0; + edata_t *cur; + ql_foreach(cur, &ecf->list.head, ql_link_inactive) { + count++; + } + return count; +} + +TEST_BEGIN(test_edata_cache_fast_simple) { + edata_cache_t ec; + edata_cache_fast_t ecf; + + test_edata_cache_init(&ec); + edata_cache_fast_init(&ecf, &ec); + + edata_t *ed1 = edata_cache_fast_get(TSDN_NULL, &ecf); + expect_ptr_not_null(ed1, ""); + expect_zu_eq(ecf_count(&ecf), 0, ""); + expect_zu_eq(atomic_load_zu(&ec.count, ATOMIC_RELAXED), 0, ""); + + edata_t *ed2 = edata_cache_fast_get(TSDN_NULL, &ecf); + expect_ptr_not_null(ed2, ""); + expect_zu_eq(ecf_count(&ecf), 0, ""); + expect_zu_eq(atomic_load_zu(&ec.count, ATOMIC_RELAXED), 0, ""); + + edata_cache_fast_put(TSDN_NULL, &ecf, ed1); + expect_zu_eq(ecf_count(&ecf), 1, ""); + expect_zu_eq(atomic_load_zu(&ec.count, ATOMIC_RELAXED), 0, ""); + + edata_cache_fast_put(TSDN_NULL, &ecf, ed2); + expect_zu_eq(ecf_count(&ecf), 2, ""); + expect_zu_eq(atomic_load_zu(&ec.count, ATOMIC_RELAXED), 0, ""); + + /* LIFO ordering. */ + expect_ptr_eq(ed2, edata_cache_fast_get(TSDN_NULL, &ecf), ""); + expect_zu_eq(ecf_count(&ecf), 1, ""); + expect_zu_eq(atomic_load_zu(&ec.count, ATOMIC_RELAXED), 0, ""); + + expect_ptr_eq(ed1, edata_cache_fast_get(TSDN_NULL, &ecf), ""); + expect_zu_eq(ecf_count(&ecf), 0, ""); + expect_zu_eq(atomic_load_zu(&ec.count, ATOMIC_RELAXED), 0, ""); + + test_edata_cache_destroy(&ec); +} +TEST_END + +TEST_BEGIN(test_edata_cache_fill) { + edata_cache_t ec; + edata_cache_fast_t ecf; + + test_edata_cache_init(&ec); + edata_cache_fast_init(&ecf, &ec); + + edata_t *allocs[EDATA_CACHE_FAST_FILL * 2]; + + /* + * If the fallback cache can't satisfy the request, we shouldn't do + * extra allocations until compelled to. Put half the fill goal in the + * fallback. + */ + for (int i = 0; i < EDATA_CACHE_FAST_FILL / 2; i++) { + allocs[i] = edata_cache_get(TSDN_NULL, &ec); + } + for (int i = 0; i < EDATA_CACHE_FAST_FILL / 2; i++) { + edata_cache_put(TSDN_NULL, &ec, allocs[i]); + } + expect_zu_eq(EDATA_CACHE_FAST_FILL / 2, + atomic_load_zu(&ec.count, ATOMIC_RELAXED), ""); + + allocs[0] = edata_cache_fast_get(TSDN_NULL, &ecf); + expect_zu_eq(EDATA_CACHE_FAST_FILL / 2 - 1, ecf_count(&ecf), + "Should have grabbed all edatas available but no more."); + + for (int i = 1; i < EDATA_CACHE_FAST_FILL / 2; i++) { + allocs[i] = edata_cache_fast_get(TSDN_NULL, &ecf); + expect_ptr_not_null(allocs[i], ""); + } + expect_zu_eq(0, ecf_count(&ecf), ""); + + /* When forced, we should alloc from the base. */ + edata_t *edata = edata_cache_fast_get(TSDN_NULL, &ecf); + expect_ptr_not_null(edata, ""); + expect_zu_eq(0, ecf_count(&ecf), "Allocated more than necessary"); + expect_zu_eq(0, atomic_load_zu(&ec.count, ATOMIC_RELAXED), + "Allocated more than necessary"); + + /* + * We should correctly fill in the common case where the fallback isn't + * exhausted, too. + */ + for (int i = 0; i < EDATA_CACHE_FAST_FILL * 2; i++) { + allocs[i] = edata_cache_get(TSDN_NULL, &ec); + expect_ptr_not_null(allocs[i], ""); + } + for (int i = 0; i < EDATA_CACHE_FAST_FILL * 2; i++) { + edata_cache_put(TSDN_NULL, &ec, allocs[i]); + } + + allocs[0] = edata_cache_fast_get(TSDN_NULL, &ecf); + expect_zu_eq(EDATA_CACHE_FAST_FILL - 1, ecf_count(&ecf), ""); + expect_zu_eq(EDATA_CACHE_FAST_FILL, + atomic_load_zu(&ec.count, ATOMIC_RELAXED), ""); + for (int i = 1; i < EDATA_CACHE_FAST_FILL; i++) { + expect_zu_eq(EDATA_CACHE_FAST_FILL - i, ecf_count(&ecf), ""); + expect_zu_eq(EDATA_CACHE_FAST_FILL, + atomic_load_zu(&ec.count, ATOMIC_RELAXED), ""); + allocs[i] = edata_cache_fast_get(TSDN_NULL, &ecf); + expect_ptr_not_null(allocs[i], ""); + } + expect_zu_eq(0, ecf_count(&ecf), ""); + expect_zu_eq(EDATA_CACHE_FAST_FILL, + atomic_load_zu(&ec.count, ATOMIC_RELAXED), ""); + + allocs[0] = edata_cache_fast_get(TSDN_NULL, &ecf); + expect_zu_eq(EDATA_CACHE_FAST_FILL - 1, ecf_count(&ecf), ""); + expect_zu_eq(0, atomic_load_zu(&ec.count, ATOMIC_RELAXED), ""); + for (int i = 1; i < EDATA_CACHE_FAST_FILL; i++) { + expect_zu_eq(EDATA_CACHE_FAST_FILL - i, ecf_count(&ecf), ""); + expect_zu_eq(0, atomic_load_zu(&ec.count, ATOMIC_RELAXED), ""); + allocs[i] = edata_cache_fast_get(TSDN_NULL, &ecf); + expect_ptr_not_null(allocs[i], ""); + } + expect_zu_eq(0, ecf_count(&ecf), ""); + expect_zu_eq(0, atomic_load_zu(&ec.count, ATOMIC_RELAXED), ""); + + test_edata_cache_destroy(&ec); +} +TEST_END + +TEST_BEGIN(test_edata_cache_disable) { + edata_cache_t ec; + edata_cache_fast_t ecf; + + test_edata_cache_init(&ec); + edata_cache_fast_init(&ecf, &ec); + + for (int i = 0; i < EDATA_CACHE_FAST_FILL; i++) { + edata_t *edata = edata_cache_get(TSDN_NULL, &ec); + expect_ptr_not_null(edata, ""); + edata_cache_fast_put(TSDN_NULL, &ecf, edata); + } + + expect_zu_eq(EDATA_CACHE_FAST_FILL, ecf_count(&ecf), ""); + expect_zu_eq(0, atomic_load_zu(&ec.count, ATOMIC_RELAXED), ""); + + edata_cache_fast_disable(TSDN_NULL, &ecf); + + expect_zu_eq(0, ecf_count(&ecf), ""); + expect_zu_eq(EDATA_CACHE_FAST_FILL, + atomic_load_zu(&ec.count, ATOMIC_RELAXED), "Disabling should flush"); + + edata_t *edata = edata_cache_fast_get(TSDN_NULL, &ecf); + expect_zu_eq(0, ecf_count(&ecf), ""); + expect_zu_eq(EDATA_CACHE_FAST_FILL - 1, + atomic_load_zu(&ec.count, ATOMIC_RELAXED), + "Disabled ecf should forward on get"); + + edata_cache_fast_put(TSDN_NULL, &ecf, edata); + expect_zu_eq(0, ecf_count(&ecf), ""); + expect_zu_eq(EDATA_CACHE_FAST_FILL, + atomic_load_zu(&ec.count, ATOMIC_RELAXED), + "Disabled ecf should forward on put"); + + test_edata_cache_destroy(&ec); +} +TEST_END + +int +main(void) { + return test( + test_edata_cache, + test_edata_cache_fast_simple, + test_edata_cache_fill, + test_edata_cache_disable); +} diff --git a/deps/jemalloc/test/unit/emitter.c b/deps/jemalloc/test/unit/emitter.c new file mode 100644 index 0000000..ef8f9ff --- /dev/null +++ b/deps/jemalloc/test/unit/emitter.c @@ -0,0 +1,533 @@ +#include "test/jemalloc_test.h" +#include "jemalloc/internal/emitter.h" + +/* + * This is so useful for debugging and feature work, we'll leave printing + * functionality committed but disabled by default. + */ +/* Print the text as it will appear. */ +static bool print_raw = false; +/* Print the text escaped, so it can be copied back into the test case. */ +static bool print_escaped = false; + +typedef struct buf_descriptor_s buf_descriptor_t; +struct buf_descriptor_s { + char *buf; + size_t len; + bool mid_quote; +}; + +/* + * Forwards all writes to the passed-in buf_v (which should be cast from a + * buf_descriptor_t *). + */ +static void +forwarding_cb(void *buf_descriptor_v, const char *str) { + buf_descriptor_t *buf_descriptor = (buf_descriptor_t *)buf_descriptor_v; + + if (print_raw) { + malloc_printf("%s", str); + } + if (print_escaped) { + const char *it = str; + while (*it != '\0') { + if (!buf_descriptor->mid_quote) { + malloc_printf("\""); + buf_descriptor->mid_quote = true; + } + switch (*it) { + case '\\': + malloc_printf("\\"); + break; + case '\"': + malloc_printf("\\\""); + break; + case '\t': + malloc_printf("\\t"); + break; + case '\n': + malloc_printf("\\n\"\n"); + buf_descriptor->mid_quote = false; + break; + default: + malloc_printf("%c", *it); + } + it++; + } + } + + size_t written = malloc_snprintf(buf_descriptor->buf, + buf_descriptor->len, "%s", str); + expect_zu_eq(written, strlen(str), "Buffer overflow!"); + buf_descriptor->buf += written; + buf_descriptor->len -= written; + expect_zu_gt(buf_descriptor->len, 0, "Buffer out of space!"); +} + +static void +expect_emit_output(void (*emit_fn)(emitter_t *), + const char *expected_json_output, + const char *expected_json_compact_output, + const char *expected_table_output) { + emitter_t emitter; + char buf[MALLOC_PRINTF_BUFSIZE]; + buf_descriptor_t buf_descriptor; + + buf_descriptor.buf = buf; + buf_descriptor.len = MALLOC_PRINTF_BUFSIZE; + buf_descriptor.mid_quote = false; + + emitter_init(&emitter, emitter_output_json, &forwarding_cb, + &buf_descriptor); + (*emit_fn)(&emitter); + expect_str_eq(expected_json_output, buf, "json output failure"); + + buf_descriptor.buf = buf; + buf_descriptor.len = MALLOC_PRINTF_BUFSIZE; + buf_descriptor.mid_quote = false; + + emitter_init(&emitter, emitter_output_json_compact, &forwarding_cb, + &buf_descriptor); + (*emit_fn)(&emitter); + expect_str_eq(expected_json_compact_output, buf, + "compact json output failure"); + + buf_descriptor.buf = buf; + buf_descriptor.len = MALLOC_PRINTF_BUFSIZE; + buf_descriptor.mid_quote = false; + + emitter_init(&emitter, emitter_output_table, &forwarding_cb, + &buf_descriptor); + (*emit_fn)(&emitter); + expect_str_eq(expected_table_output, buf, "table output failure"); +} + +static void +emit_dict(emitter_t *emitter) { + bool b_false = false; + bool b_true = true; + int i_123 = 123; + const char *str = "a string"; + + emitter_begin(emitter); + emitter_dict_begin(emitter, "foo", "This is the foo table:"); + emitter_kv(emitter, "abc", "ABC", emitter_type_bool, &b_false); + emitter_kv(emitter, "def", "DEF", emitter_type_bool, &b_true); + emitter_kv_note(emitter, "ghi", "GHI", emitter_type_int, &i_123, + "note_key1", emitter_type_string, &str); + emitter_kv_note(emitter, "jkl", "JKL", emitter_type_string, &str, + "note_key2", emitter_type_bool, &b_false); + emitter_dict_end(emitter); + emitter_end(emitter); +} + +static const char *dict_json = +"{\n" +"\t\"foo\": {\n" +"\t\t\"abc\": false,\n" +"\t\t\"def\": true,\n" +"\t\t\"ghi\": 123,\n" +"\t\t\"jkl\": \"a string\"\n" +"\t}\n" +"}\n"; +static const char *dict_json_compact = +"{" + "\"foo\":{" + "\"abc\":false," + "\"def\":true," + "\"ghi\":123," + "\"jkl\":\"a string\"" + "}" +"}"; +static const char *dict_table = +"This is the foo table:\n" +" ABC: false\n" +" DEF: true\n" +" GHI: 123 (note_key1: \"a string\")\n" +" JKL: \"a string\" (note_key2: false)\n"; + +static void +emit_table_printf(emitter_t *emitter) { + emitter_begin(emitter); + emitter_table_printf(emitter, "Table note 1\n"); + emitter_table_printf(emitter, "Table note 2 %s\n", + "with format string"); + emitter_end(emitter); +} + +static const char *table_printf_json = +"{\n" +"}\n"; +static const char *table_printf_json_compact = "{}"; +static const char *table_printf_table = +"Table note 1\n" +"Table note 2 with format string\n"; + +static void emit_nested_dict(emitter_t *emitter) { + int val = 123; + emitter_begin(emitter); + emitter_dict_begin(emitter, "json1", "Dict 1"); + emitter_dict_begin(emitter, "json2", "Dict 2"); + emitter_kv(emitter, "primitive", "A primitive", emitter_type_int, &val); + emitter_dict_end(emitter); /* Close 2 */ + emitter_dict_begin(emitter, "json3", "Dict 3"); + emitter_dict_end(emitter); /* Close 3 */ + emitter_dict_end(emitter); /* Close 1 */ + emitter_dict_begin(emitter, "json4", "Dict 4"); + emitter_kv(emitter, "primitive", "Another primitive", + emitter_type_int, &val); + emitter_dict_end(emitter); /* Close 4 */ + emitter_end(emitter); +} + +static const char *nested_dict_json = +"{\n" +"\t\"json1\": {\n" +"\t\t\"json2\": {\n" +"\t\t\t\"primitive\": 123\n" +"\t\t},\n" +"\t\t\"json3\": {\n" +"\t\t}\n" +"\t},\n" +"\t\"json4\": {\n" +"\t\t\"primitive\": 123\n" +"\t}\n" +"}\n"; +static const char *nested_dict_json_compact = +"{" + "\"json1\":{" + "\"json2\":{" + "\"primitive\":123" + "}," + "\"json3\":{" + "}" + "}," + "\"json4\":{" + "\"primitive\":123" + "}" +"}"; +static const char *nested_dict_table = +"Dict 1\n" +" Dict 2\n" +" A primitive: 123\n" +" Dict 3\n" +"Dict 4\n" +" Another primitive: 123\n"; + +static void +emit_types(emitter_t *emitter) { + bool b = false; + int i = -123; + unsigned u = 123; + ssize_t zd = -456; + size_t zu = 456; + const char *str = "string"; + uint32_t u32 = 789; + uint64_t u64 = 10000000000ULL; + + emitter_begin(emitter); + emitter_kv(emitter, "k1", "K1", emitter_type_bool, &b); + emitter_kv(emitter, "k2", "K2", emitter_type_int, &i); + emitter_kv(emitter, "k3", "K3", emitter_type_unsigned, &u); + emitter_kv(emitter, "k4", "K4", emitter_type_ssize, &zd); + emitter_kv(emitter, "k5", "K5", emitter_type_size, &zu); + emitter_kv(emitter, "k6", "K6", emitter_type_string, &str); + emitter_kv(emitter, "k7", "K7", emitter_type_uint32, &u32); + emitter_kv(emitter, "k8", "K8", emitter_type_uint64, &u64); + /* + * We don't test the title type, since it's only used for tables. It's + * tested in the emitter_table_row tests. + */ + emitter_end(emitter); +} + +static const char *types_json = +"{\n" +"\t\"k1\": false,\n" +"\t\"k2\": -123,\n" +"\t\"k3\": 123,\n" +"\t\"k4\": -456,\n" +"\t\"k5\": 456,\n" +"\t\"k6\": \"string\",\n" +"\t\"k7\": 789,\n" +"\t\"k8\": 10000000000\n" +"}\n"; +static const char *types_json_compact = +"{" + "\"k1\":false," + "\"k2\":-123," + "\"k3\":123," + "\"k4\":-456," + "\"k5\":456," + "\"k6\":\"string\"," + "\"k7\":789," + "\"k8\":10000000000" +"}"; +static const char *types_table = +"K1: false\n" +"K2: -123\n" +"K3: 123\n" +"K4: -456\n" +"K5: 456\n" +"K6: \"string\"\n" +"K7: 789\n" +"K8: 10000000000\n"; + +static void +emit_modal(emitter_t *emitter) { + int val = 123; + emitter_begin(emitter); + emitter_dict_begin(emitter, "j0", "T0"); + emitter_json_key(emitter, "j1"); + emitter_json_object_begin(emitter); + emitter_kv(emitter, "i1", "I1", emitter_type_int, &val); + emitter_json_kv(emitter, "i2", emitter_type_int, &val); + emitter_table_kv(emitter, "I3", emitter_type_int, &val); + emitter_table_dict_begin(emitter, "T1"); + emitter_kv(emitter, "i4", "I4", emitter_type_int, &val); + emitter_json_object_end(emitter); /* Close j1 */ + emitter_kv(emitter, "i5", "I5", emitter_type_int, &val); + emitter_table_dict_end(emitter); /* Close T1 */ + emitter_kv(emitter, "i6", "I6", emitter_type_int, &val); + emitter_dict_end(emitter); /* Close j0 / T0 */ + emitter_end(emitter); +} + +const char *modal_json = +"{\n" +"\t\"j0\": {\n" +"\t\t\"j1\": {\n" +"\t\t\t\"i1\": 123,\n" +"\t\t\t\"i2\": 123,\n" +"\t\t\t\"i4\": 123\n" +"\t\t},\n" +"\t\t\"i5\": 123,\n" +"\t\t\"i6\": 123\n" +"\t}\n" +"}\n"; +const char *modal_json_compact = +"{" + "\"j0\":{" + "\"j1\":{" + "\"i1\":123," + "\"i2\":123," + "\"i4\":123" + "}," + "\"i5\":123," + "\"i6\":123" + "}" +"}"; +const char *modal_table = +"T0\n" +" I1: 123\n" +" I3: 123\n" +" T1\n" +" I4: 123\n" +" I5: 123\n" +" I6: 123\n"; + +static void +emit_json_array(emitter_t *emitter) { + int ival = 123; + + emitter_begin(emitter); + emitter_json_key(emitter, "dict"); + emitter_json_object_begin(emitter); + emitter_json_key(emitter, "arr"); + emitter_json_array_begin(emitter); + emitter_json_object_begin(emitter); + emitter_json_kv(emitter, "foo", emitter_type_int, &ival); + emitter_json_object_end(emitter); /* Close arr[0] */ + /* arr[1] and arr[2] are primitives. */ + emitter_json_value(emitter, emitter_type_int, &ival); + emitter_json_value(emitter, emitter_type_int, &ival); + emitter_json_object_begin(emitter); + emitter_json_kv(emitter, "bar", emitter_type_int, &ival); + emitter_json_kv(emitter, "baz", emitter_type_int, &ival); + emitter_json_object_end(emitter); /* Close arr[3]. */ + emitter_json_array_end(emitter); /* Close arr. */ + emitter_json_object_end(emitter); /* Close dict. */ + emitter_end(emitter); +} + +static const char *json_array_json = +"{\n" +"\t\"dict\": {\n" +"\t\t\"arr\": [\n" +"\t\t\t{\n" +"\t\t\t\t\"foo\": 123\n" +"\t\t\t},\n" +"\t\t\t123,\n" +"\t\t\t123,\n" +"\t\t\t{\n" +"\t\t\t\t\"bar\": 123,\n" +"\t\t\t\t\"baz\": 123\n" +"\t\t\t}\n" +"\t\t]\n" +"\t}\n" +"}\n"; +static const char *json_array_json_compact = +"{" + "\"dict\":{" + "\"arr\":[" + "{" + "\"foo\":123" + "}," + "123," + "123," + "{" + "\"bar\":123," + "\"baz\":123" + "}" + "]" + "}" +"}"; +static const char *json_array_table = ""; + +static void +emit_json_nested_array(emitter_t *emitter) { + int ival = 123; + char *sval = "foo"; + emitter_begin(emitter); + emitter_json_array_begin(emitter); + emitter_json_array_begin(emitter); + emitter_json_value(emitter, emitter_type_int, &ival); + emitter_json_value(emitter, emitter_type_string, &sval); + emitter_json_value(emitter, emitter_type_int, &ival); + emitter_json_value(emitter, emitter_type_string, &sval); + emitter_json_array_end(emitter); + emitter_json_array_begin(emitter); + emitter_json_value(emitter, emitter_type_int, &ival); + emitter_json_array_end(emitter); + emitter_json_array_begin(emitter); + emitter_json_value(emitter, emitter_type_string, &sval); + emitter_json_value(emitter, emitter_type_int, &ival); + emitter_json_array_end(emitter); + emitter_json_array_begin(emitter); + emitter_json_array_end(emitter); + emitter_json_array_end(emitter); + emitter_end(emitter); +} + +static const char *json_nested_array_json = +"{\n" +"\t[\n" +"\t\t[\n" +"\t\t\t123,\n" +"\t\t\t\"foo\",\n" +"\t\t\t123,\n" +"\t\t\t\"foo\"\n" +"\t\t],\n" +"\t\t[\n" +"\t\t\t123\n" +"\t\t],\n" +"\t\t[\n" +"\t\t\t\"foo\",\n" +"\t\t\t123\n" +"\t\t],\n" +"\t\t[\n" +"\t\t]\n" +"\t]\n" +"}\n"; +static const char *json_nested_array_json_compact = +"{" + "[" + "[" + "123," + "\"foo\"," + "123," + "\"foo\"" + "]," + "[" + "123" + "]," + "[" + "\"foo\"," + "123" + "]," + "[" + "]" + "]" +"}"; +static const char *json_nested_array_table = ""; + +static void +emit_table_row(emitter_t *emitter) { + emitter_begin(emitter); + emitter_row_t row; + emitter_col_t abc = {emitter_justify_left, 10, emitter_type_title, {0}, {0, 0}}; + abc.str_val = "ABC title"; + emitter_col_t def = {emitter_justify_right, 15, emitter_type_title, {0}, {0, 0}}; + def.str_val = "DEF title"; + emitter_col_t ghi = {emitter_justify_right, 5, emitter_type_title, {0}, {0, 0}}; + ghi.str_val = "GHI"; + + emitter_row_init(&row); + emitter_col_init(&abc, &row); + emitter_col_init(&def, &row); + emitter_col_init(&ghi, &row); + + emitter_table_row(emitter, &row); + + abc.type = emitter_type_int; + def.type = emitter_type_bool; + ghi.type = emitter_type_int; + + abc.int_val = 123; + def.bool_val = true; + ghi.int_val = 456; + emitter_table_row(emitter, &row); + + abc.int_val = 789; + def.bool_val = false; + ghi.int_val = 1011; + emitter_table_row(emitter, &row); + + abc.type = emitter_type_string; + abc.str_val = "a string"; + def.bool_val = false; + ghi.type = emitter_type_title; + ghi.str_val = "ghi"; + emitter_table_row(emitter, &row); + + emitter_end(emitter); +} + +static const char *table_row_json = +"{\n" +"}\n"; +static const char *table_row_json_compact = "{}"; +static const char *table_row_table = +"ABC title DEF title GHI\n" +"123 true 456\n" +"789 false 1011\n" +"\"a string\" false ghi\n"; + +#define GENERATE_TEST(feature) \ +TEST_BEGIN(test_##feature) { \ + expect_emit_output(emit_##feature, feature##_json, \ + feature##_json_compact, feature##_table); \ +} \ +TEST_END + +GENERATE_TEST(dict) +GENERATE_TEST(table_printf) +GENERATE_TEST(nested_dict) +GENERATE_TEST(types) +GENERATE_TEST(modal) +GENERATE_TEST(json_array) +GENERATE_TEST(json_nested_array) +GENERATE_TEST(table_row) + +int +main(void) { + return test_no_reentrancy( + test_dict, + test_table_printf, + test_nested_dict, + test_types, + test_modal, + test_json_array, + test_json_nested_array, + test_table_row); +} diff --git a/deps/jemalloc/test/unit/extent_quantize.c b/deps/jemalloc/test/unit/extent_quantize.c new file mode 100644 index 0000000..e6bbd53 --- /dev/null +++ b/deps/jemalloc/test/unit/extent_quantize.c @@ -0,0 +1,141 @@ +#include "test/jemalloc_test.h" + +TEST_BEGIN(test_small_extent_size) { + unsigned nbins, i; + size_t sz, extent_size; + size_t mib[4]; + size_t miblen = sizeof(mib) / sizeof(size_t); + + /* + * Iterate over all small size classes, get their extent sizes, and + * verify that the quantized size is the same as the extent size. + */ + + sz = sizeof(unsigned); + expect_d_eq(mallctl("arenas.nbins", (void *)&nbins, &sz, NULL, 0), 0, + "Unexpected mallctl failure"); + + expect_d_eq(mallctlnametomib("arenas.bin.0.slab_size", mib, &miblen), 0, + "Unexpected mallctlnametomib failure"); + for (i = 0; i < nbins; i++) { + mib[2] = i; + sz = sizeof(size_t); + expect_d_eq(mallctlbymib(mib, miblen, (void *)&extent_size, &sz, + NULL, 0), 0, "Unexpected mallctlbymib failure"); + expect_zu_eq(extent_size, + sz_psz_quantize_floor(extent_size), + "Small extent quantization should be a no-op " + "(extent_size=%zu)", extent_size); + expect_zu_eq(extent_size, + sz_psz_quantize_ceil(extent_size), + "Small extent quantization should be a no-op " + "(extent_size=%zu)", extent_size); + } +} +TEST_END + +TEST_BEGIN(test_large_extent_size) { + bool cache_oblivious; + unsigned nlextents, i; + size_t sz, extent_size_prev, ceil_prev; + size_t mib[4]; + size_t miblen = sizeof(mib) / sizeof(size_t); + + /* + * Iterate over all large size classes, get their extent sizes, and + * verify that the quantized size is the same as the extent size. + */ + + sz = sizeof(bool); + expect_d_eq(mallctl("opt.cache_oblivious", (void *)&cache_oblivious, + &sz, NULL, 0), 0, "Unexpected mallctl failure"); + + sz = sizeof(unsigned); + expect_d_eq(mallctl("arenas.nlextents", (void *)&nlextents, &sz, NULL, + 0), 0, "Unexpected mallctl failure"); + + expect_d_eq(mallctlnametomib("arenas.lextent.0.size", mib, &miblen), 0, + "Unexpected mallctlnametomib failure"); + for (i = 0; i < nlextents; i++) { + size_t lextent_size, extent_size, floor, ceil; + + mib[2] = i; + sz = sizeof(size_t); + expect_d_eq(mallctlbymib(mib, miblen, (void *)&lextent_size, + &sz, NULL, 0), 0, "Unexpected mallctlbymib failure"); + extent_size = cache_oblivious ? lextent_size + PAGE : + lextent_size; + floor = sz_psz_quantize_floor(extent_size); + ceil = sz_psz_quantize_ceil(extent_size); + + expect_zu_eq(extent_size, floor, + "Extent quantization should be a no-op for precise size " + "(lextent_size=%zu, extent_size=%zu)", lextent_size, + extent_size); + expect_zu_eq(extent_size, ceil, + "Extent quantization should be a no-op for precise size " + "(lextent_size=%zu, extent_size=%zu)", lextent_size, + extent_size); + + if (i > 0) { + expect_zu_eq(extent_size_prev, + sz_psz_quantize_floor(extent_size - PAGE), + "Floor should be a precise size"); + if (extent_size_prev < ceil_prev) { + expect_zu_eq(ceil_prev, extent_size, + "Ceiling should be a precise size " + "(extent_size_prev=%zu, ceil_prev=%zu, " + "extent_size=%zu)", extent_size_prev, + ceil_prev, extent_size); + } + } + if (i + 1 < nlextents) { + extent_size_prev = floor; + ceil_prev = sz_psz_quantize_ceil(extent_size + + PAGE); + } + } +} +TEST_END + +TEST_BEGIN(test_monotonic) { +#define SZ_MAX ZU(4 * 1024 * 1024) + unsigned i; + size_t floor_prev, ceil_prev; + + floor_prev = 0; + ceil_prev = 0; + for (i = 1; i <= SZ_MAX >> LG_PAGE; i++) { + size_t extent_size, floor, ceil; + + extent_size = i << LG_PAGE; + floor = sz_psz_quantize_floor(extent_size); + ceil = sz_psz_quantize_ceil(extent_size); + + expect_zu_le(floor, extent_size, + "Floor should be <= (floor=%zu, extent_size=%zu, ceil=%zu)", + floor, extent_size, ceil); + expect_zu_ge(ceil, extent_size, + "Ceiling should be >= (floor=%zu, extent_size=%zu, " + "ceil=%zu)", floor, extent_size, ceil); + + expect_zu_le(floor_prev, floor, "Floor should be monotonic " + "(floor_prev=%zu, floor=%zu, extent_size=%zu, ceil=%zu)", + floor_prev, floor, extent_size, ceil); + expect_zu_le(ceil_prev, ceil, "Ceiling should be monotonic " + "(floor=%zu, extent_size=%zu, ceil_prev=%zu, ceil=%zu)", + floor, extent_size, ceil_prev, ceil); + + floor_prev = floor; + ceil_prev = ceil; + } +} +TEST_END + +int +main(void) { + return test( + test_small_extent_size, + test_large_extent_size, + test_monotonic); +} diff --git a/deps/jemalloc/test/unit/fb.c b/deps/jemalloc/test/unit/fb.c new file mode 100644 index 0000000..ad72c75 --- /dev/null +++ b/deps/jemalloc/test/unit/fb.c @@ -0,0 +1,954 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/fb.h" +#include "test/nbits.h" + +static void +do_test_init(size_t nbits) { + size_t sz = FB_NGROUPS(nbits) * sizeof(fb_group_t); + fb_group_t *fb = malloc(sz); + /* Junk fb's contents. */ + memset(fb, 99, sz); + fb_init(fb, nbits); + for (size_t i = 0; i < nbits; i++) { + expect_false(fb_get(fb, nbits, i), + "bitmap should start empty"); + } + free(fb); +} + +TEST_BEGIN(test_fb_init) { +#define NB(nbits) \ + do_test_init(nbits); + NBITS_TAB +#undef NB +} +TEST_END + +static void +do_test_get_set_unset(size_t nbits) { + size_t sz = FB_NGROUPS(nbits) * sizeof(fb_group_t); + fb_group_t *fb = malloc(sz); + fb_init(fb, nbits); + /* Set the bits divisible by 3. */ + for (size_t i = 0; i < nbits; i++) { + if (i % 3 == 0) { + fb_set(fb, nbits, i); + } + } + /* Check them. */ + for (size_t i = 0; i < nbits; i++) { + expect_b_eq(i % 3 == 0, fb_get(fb, nbits, i), + "Unexpected bit at position %zu", i); + } + /* Unset those divisible by 5. */ + for (size_t i = 0; i < nbits; i++) { + if (i % 5 == 0) { + fb_unset(fb, nbits, i); + } + } + /* Check them. */ + for (size_t i = 0; i < nbits; i++) { + expect_b_eq(i % 3 == 0 && i % 5 != 0, fb_get(fb, nbits, i), + "Unexpected bit at position %zu", i); + } + free(fb); +} + +TEST_BEGIN(test_get_set_unset) { +#define NB(nbits) \ + do_test_get_set_unset(nbits); + NBITS_TAB +#undef NB +} +TEST_END + +static ssize_t +find_3_5_compute(ssize_t i, size_t nbits, bool bit, bool forward) { + for(; i < (ssize_t)nbits && i >= 0; i += (forward ? 1 : -1)) { + bool expected_bit = i % 3 == 0 || i % 5 == 0; + if (expected_bit == bit) { + return i; + } + } + return forward ? (ssize_t)nbits : (ssize_t)-1; +} + +static void +do_test_search_simple(size_t nbits) { + size_t sz = FB_NGROUPS(nbits) * sizeof(fb_group_t); + fb_group_t *fb = malloc(sz); + fb_init(fb, nbits); + + /* We pick multiples of 3 or 5. */ + for (size_t i = 0; i < nbits; i++) { + if (i % 3 == 0) { + fb_set(fb, nbits, i); + } + /* This tests double-setting a little, too. */ + if (i % 5 == 0) { + fb_set(fb, nbits, i); + } + } + for (size_t i = 0; i < nbits; i++) { + size_t ffs_compute = find_3_5_compute(i, nbits, true, true); + size_t ffs_search = fb_ffs(fb, nbits, i); + expect_zu_eq(ffs_compute, ffs_search, "ffs mismatch at %zu", i); + + ssize_t fls_compute = find_3_5_compute(i, nbits, true, false); + size_t fls_search = fb_fls(fb, nbits, i); + expect_zu_eq(fls_compute, fls_search, "fls mismatch at %zu", i); + + size_t ffu_compute = find_3_5_compute(i, nbits, false, true); + size_t ffu_search = fb_ffu(fb, nbits, i); + expect_zu_eq(ffu_compute, ffu_search, "ffu mismatch at %zu", i); + + size_t flu_compute = find_3_5_compute(i, nbits, false, false); + size_t flu_search = fb_flu(fb, nbits, i); + expect_zu_eq(flu_compute, flu_search, "flu mismatch at %zu", i); + } + + free(fb); +} + +TEST_BEGIN(test_search_simple) { +#define NB(nbits) \ + do_test_search_simple(nbits); + NBITS_TAB +#undef NB +} +TEST_END + +static void +expect_exhaustive_results(fb_group_t *mostly_full, fb_group_t *mostly_empty, + size_t nbits, size_t special_bit, size_t position) { + if (position < special_bit) { + expect_zu_eq(special_bit, fb_ffs(mostly_empty, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zd_eq(-1, fb_fls(mostly_empty, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zu_eq(position, fb_ffu(mostly_empty, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zd_eq(position, fb_flu(mostly_empty, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + + expect_zu_eq(position, fb_ffs(mostly_full, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zd_eq(position, fb_fls(mostly_full, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zu_eq(special_bit, fb_ffu(mostly_full, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zd_eq(-1, fb_flu(mostly_full, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + } else if (position == special_bit) { + expect_zu_eq(special_bit, fb_ffs(mostly_empty, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zd_eq(special_bit, fb_fls(mostly_empty, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zu_eq(position + 1, fb_ffu(mostly_empty, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zd_eq(position - 1, fb_flu(mostly_empty, nbits, + position), "mismatch at %zu, %zu", position, special_bit); + + expect_zu_eq(position + 1, fb_ffs(mostly_full, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zd_eq(position - 1, fb_fls(mostly_full, nbits, + position), "mismatch at %zu, %zu", position, special_bit); + expect_zu_eq(position, fb_ffu(mostly_full, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zd_eq(position, fb_flu(mostly_full, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + } else { + /* position > special_bit. */ + expect_zu_eq(nbits, fb_ffs(mostly_empty, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zd_eq(special_bit, fb_fls(mostly_empty, nbits, + position), "mismatch at %zu, %zu", position, special_bit); + expect_zu_eq(position, fb_ffu(mostly_empty, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zd_eq(position, fb_flu(mostly_empty, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + + expect_zu_eq(position, fb_ffs(mostly_full, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zd_eq(position, fb_fls(mostly_full, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zu_eq(nbits, fb_ffu(mostly_full, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + expect_zd_eq(special_bit, fb_flu(mostly_full, nbits, position), + "mismatch at %zu, %zu", position, special_bit); + } +} + +static void +do_test_search_exhaustive(size_t nbits) { + /* This test is quadratic; let's not get too big. */ + if (nbits > 1000) { + return; + } + size_t sz = FB_NGROUPS(nbits) * sizeof(fb_group_t); + fb_group_t *empty = malloc(sz); + fb_init(empty, nbits); + fb_group_t *full = malloc(sz); + fb_init(full, nbits); + fb_set_range(full, nbits, 0, nbits); + + for (size_t i = 0; i < nbits; i++) { + fb_set(empty, nbits, i); + fb_unset(full, nbits, i); + + for (size_t j = 0; j < nbits; j++) { + expect_exhaustive_results(full, empty, nbits, i, j); + } + fb_unset(empty, nbits, i); + fb_set(full, nbits, i); + } + + free(empty); + free(full); +} + +TEST_BEGIN(test_search_exhaustive) { +#define NB(nbits) \ + do_test_search_exhaustive(nbits); + NBITS_TAB +#undef NB +} +TEST_END + +TEST_BEGIN(test_range_simple) { + /* + * Just pick a constant big enough to have nontrivial middle sizes, and + * big enough that usages of things like weirdnum (below) near the + * beginning fit comfortably into the beginning of the bitmap. + */ + size_t nbits = 64 * 10; + size_t ngroups = FB_NGROUPS(nbits); + fb_group_t *fb = malloc(sizeof(fb_group_t) * ngroups); + fb_init(fb, nbits); + for (size_t i = 0; i < nbits; i++) { + if (i % 2 == 0) { + fb_set_range(fb, nbits, i, 1); + } + } + for (size_t i = 0; i < nbits; i++) { + expect_b_eq(i % 2 == 0, fb_get(fb, nbits, i), + "mismatch at position %zu", i); + } + fb_set_range(fb, nbits, 0, nbits / 2); + fb_unset_range(fb, nbits, nbits / 2, nbits / 2); + for (size_t i = 0; i < nbits; i++) { + expect_b_eq(i < nbits / 2, fb_get(fb, nbits, i), + "mismatch at position %zu", i); + } + + static const size_t weirdnum = 7; + fb_set_range(fb, nbits, 0, nbits); + fb_unset_range(fb, nbits, weirdnum, FB_GROUP_BITS + weirdnum); + for (size_t i = 0; i < nbits; i++) { + expect_b_eq(7 <= i && i <= 2 * weirdnum + FB_GROUP_BITS - 1, + !fb_get(fb, nbits, i), "mismatch at position %zu", i); + } + free(fb); +} +TEST_END + +static void +do_test_empty_full_exhaustive(size_t nbits) { + size_t sz = FB_NGROUPS(nbits) * sizeof(fb_group_t); + fb_group_t *empty = malloc(sz); + fb_init(empty, nbits); + fb_group_t *full = malloc(sz); + fb_init(full, nbits); + fb_set_range(full, nbits, 0, nbits); + + expect_true(fb_full(full, nbits), ""); + expect_false(fb_empty(full, nbits), ""); + expect_false(fb_full(empty, nbits), ""); + expect_true(fb_empty(empty, nbits), ""); + + for (size_t i = 0; i < nbits; i++) { + fb_set(empty, nbits, i); + fb_unset(full, nbits, i); + + expect_false(fb_empty(empty, nbits), "error at bit %zu", i); + if (nbits != 1) { + expect_false(fb_full(empty, nbits), + "error at bit %zu", i); + expect_false(fb_empty(full, nbits), + "error at bit %zu", i); + } else { + expect_true(fb_full(empty, nbits), + "error at bit %zu", i); + expect_true(fb_empty(full, nbits), + "error at bit %zu", i); + } + expect_false(fb_full(full, nbits), "error at bit %zu", i); + + fb_unset(empty, nbits, i); + fb_set(full, nbits, i); + } + + free(empty); + free(full); +} + +TEST_BEGIN(test_empty_full) { +#define NB(nbits) \ + do_test_empty_full_exhaustive(nbits); + NBITS_TAB +#undef NB +} +TEST_END + +/* + * This tests both iter_range and the longest range functionality, which is + * built closely on top of it. + */ +TEST_BEGIN(test_iter_range_simple) { + size_t set_limit = 30; + size_t nbits = 100; + fb_group_t fb[FB_NGROUPS(100)]; + + fb_init(fb, nbits); + + /* + * Failing to initialize these can lead to build failures with -Wall; + * the compiler can't prove that they're set. + */ + size_t begin = (size_t)-1; + size_t len = (size_t)-1; + bool result; + + /* A set of checks with only the first set_limit bits *set*. */ + fb_set_range(fb, nbits, 0, set_limit); + expect_zu_eq(set_limit, fb_srange_longest(fb, nbits), + "Incorrect longest set range"); + expect_zu_eq(nbits - set_limit, fb_urange_longest(fb, nbits), + "Incorrect longest unset range"); + for (size_t i = 0; i < set_limit; i++) { + result = fb_srange_iter(fb, nbits, i, &begin, &len); + expect_true(result, "Should have found a range at %zu", i); + expect_zu_eq(i, begin, "Incorrect begin at %zu", i); + expect_zu_eq(set_limit - i, len, "Incorrect len at %zu", i); + + result = fb_urange_iter(fb, nbits, i, &begin, &len); + expect_true(result, "Should have found a range at %zu", i); + expect_zu_eq(set_limit, begin, "Incorrect begin at %zu", i); + expect_zu_eq(nbits - set_limit, len, "Incorrect len at %zu", i); + + result = fb_srange_riter(fb, nbits, i, &begin, &len); + expect_true(result, "Should have found a range at %zu", i); + expect_zu_eq(0, begin, "Incorrect begin at %zu", i); + expect_zu_eq(i + 1, len, "Incorrect len at %zu", i); + + result = fb_urange_riter(fb, nbits, i, &begin, &len); + expect_false(result, "Should not have found a range at %zu", i); + } + for (size_t i = set_limit; i < nbits; i++) { + result = fb_srange_iter(fb, nbits, i, &begin, &len); + expect_false(result, "Should not have found a range at %zu", i); + + result = fb_urange_iter(fb, nbits, i, &begin, &len); + expect_true(result, "Should have found a range at %zu", i); + expect_zu_eq(i, begin, "Incorrect begin at %zu", i); + expect_zu_eq(nbits - i, len, "Incorrect len at %zu", i); + + result = fb_srange_riter(fb, nbits, i, &begin, &len); + expect_true(result, "Should have found a range at %zu", i); + expect_zu_eq(0, begin, "Incorrect begin at %zu", i); + expect_zu_eq(set_limit, len, "Incorrect len at %zu", i); + + result = fb_urange_riter(fb, nbits, i, &begin, &len); + expect_true(result, "Should have found a range at %zu", i); + expect_zu_eq(set_limit, begin, "Incorrect begin at %zu", i); + expect_zu_eq(i - set_limit + 1, len, "Incorrect len at %zu", i); + } + + /* A set of checks with only the first set_limit bits *unset*. */ + fb_unset_range(fb, nbits, 0, set_limit); + fb_set_range(fb, nbits, set_limit, nbits - set_limit); + expect_zu_eq(nbits - set_limit, fb_srange_longest(fb, nbits), + "Incorrect longest set range"); + expect_zu_eq(set_limit, fb_urange_longest(fb, nbits), + "Incorrect longest unset range"); + for (size_t i = 0; i < set_limit; i++) { + result = fb_srange_iter(fb, nbits, i, &begin, &len); + expect_true(result, "Should have found a range at %zu", i); + expect_zu_eq(set_limit, begin, "Incorrect begin at %zu", i); + expect_zu_eq(nbits - set_limit, len, "Incorrect len at %zu", i); + + result = fb_urange_iter(fb, nbits, i, &begin, &len); + expect_true(result, "Should have found a range at %zu", i); + expect_zu_eq(i, begin, "Incorrect begin at %zu", i); + expect_zu_eq(set_limit - i, len, "Incorrect len at %zu", i); + + result = fb_srange_riter(fb, nbits, i, &begin, &len); + expect_false(result, "Should not have found a range at %zu", i); + + result = fb_urange_riter(fb, nbits, i, &begin, &len); + expect_true(result, "Should not have found a range at %zu", i); + expect_zu_eq(0, begin, "Incorrect begin at %zu", i); + expect_zu_eq(i + 1, len, "Incorrect len at %zu", i); + } + for (size_t i = set_limit; i < nbits; i++) { + result = fb_srange_iter(fb, nbits, i, &begin, &len); + expect_true(result, "Should have found a range at %zu", i); + expect_zu_eq(i, begin, "Incorrect begin at %zu", i); + expect_zu_eq(nbits - i, len, "Incorrect len at %zu", i); + + result = fb_urange_iter(fb, nbits, i, &begin, &len); + expect_false(result, "Should not have found a range at %zu", i); + + result = fb_srange_riter(fb, nbits, i, &begin, &len); + expect_true(result, "Should have found a range at %zu", i); + expect_zu_eq(set_limit, begin, "Incorrect begin at %zu", i); + expect_zu_eq(i - set_limit + 1, len, "Incorrect len at %zu", i); + + result = fb_urange_riter(fb, nbits, i, &begin, &len); + expect_true(result, "Should have found a range at %zu", i); + expect_zu_eq(0, begin, "Incorrect begin at %zu", i); + expect_zu_eq(set_limit, len, "Incorrect len at %zu", i); + } + +} +TEST_END + +/* + * Doing this bit-by-bit is too slow for a real implementation, but for testing + * code, it's easy to get right. In the exhaustive tests, we'll compare the + * (fast but tricky) real implementation against the (slow but simple) testing + * one. + */ +static bool +fb_iter_simple(fb_group_t *fb, size_t nbits, size_t start, size_t *r_begin, + size_t *r_len, bool val, bool forward) { + ssize_t stride = (forward ? (ssize_t)1 : (ssize_t)-1); + ssize_t range_begin = (ssize_t)start; + for (; range_begin != (ssize_t)nbits && range_begin != -1; + range_begin += stride) { + if (fb_get(fb, nbits, range_begin) == val) { + ssize_t range_end = range_begin; + for (; range_end != (ssize_t)nbits && range_end != -1; + range_end += stride) { + if (fb_get(fb, nbits, range_end) != val) { + break; + } + } + if (forward) { + *r_begin = range_begin; + *r_len = range_end - range_begin; + } else { + *r_begin = range_end + 1; + *r_len = range_begin - range_end; + } + return true; + } + } + return false; +} + +/* Similar, but for finding longest ranges. */ +static size_t +fb_range_longest_simple(fb_group_t *fb, size_t nbits, bool val) { + size_t longest_so_far = 0; + for (size_t begin = 0; begin < nbits; begin++) { + if (fb_get(fb, nbits, begin) != val) { + continue; + } + size_t end = begin + 1; + for (; end < nbits; end++) { + if (fb_get(fb, nbits, end) != val) { + break; + } + } + if (end - begin > longest_so_far) { + longest_so_far = end - begin; + } + } + return longest_so_far; +} + +static void +expect_iter_results_at(fb_group_t *fb, size_t nbits, size_t pos, + bool val, bool forward) { + bool iter_res; + size_t iter_begin JEMALLOC_CC_SILENCE_INIT(0); + size_t iter_len JEMALLOC_CC_SILENCE_INIT(0); + if (val) { + if (forward) { + iter_res = fb_srange_iter(fb, nbits, pos, + &iter_begin, &iter_len); + } else { + iter_res = fb_srange_riter(fb, nbits, pos, + &iter_begin, &iter_len); + } + } else { + if (forward) { + iter_res = fb_urange_iter(fb, nbits, pos, + &iter_begin, &iter_len); + } else { + iter_res = fb_urange_riter(fb, nbits, pos, + &iter_begin, &iter_len); + } + } + + bool simple_iter_res; + /* + * These are dead stores, but the compiler can't always figure that out + * statically, and warns on the uninitialized variable. + */ + size_t simple_iter_begin = 0; + size_t simple_iter_len = 0; + simple_iter_res = fb_iter_simple(fb, nbits, pos, &simple_iter_begin, + &simple_iter_len, val, forward); + + expect_b_eq(iter_res, simple_iter_res, "Result mismatch at %zu", pos); + if (iter_res && simple_iter_res) { + assert_zu_eq(iter_begin, simple_iter_begin, + "Begin mismatch at %zu", pos); + expect_zu_eq(iter_len, simple_iter_len, + "Length mismatch at %zu", pos); + } +} + +static void +expect_iter_results(fb_group_t *fb, size_t nbits) { + for (size_t i = 0; i < nbits; i++) { + expect_iter_results_at(fb, nbits, i, false, false); + expect_iter_results_at(fb, nbits, i, false, true); + expect_iter_results_at(fb, nbits, i, true, false); + expect_iter_results_at(fb, nbits, i, true, true); + } + expect_zu_eq(fb_range_longest_simple(fb, nbits, true), + fb_srange_longest(fb, nbits), "Longest range mismatch"); + expect_zu_eq(fb_range_longest_simple(fb, nbits, false), + fb_urange_longest(fb, nbits), "Longest range mismatch"); +} + +static void +set_pattern_3(fb_group_t *fb, size_t nbits, bool zero_val) { + for (size_t i = 0; i < nbits; i++) { + if ((i % 6 < 3 && zero_val) || (i % 6 >= 3 && !zero_val)) { + fb_set(fb, nbits, i); + } else { + fb_unset(fb, nbits, i); + } + } +} + +static void +do_test_iter_range_exhaustive(size_t nbits) { + /* This test is also pretty slow. */ + if (nbits > 1000) { + return; + } + size_t sz = FB_NGROUPS(nbits) * sizeof(fb_group_t); + fb_group_t *fb = malloc(sz); + fb_init(fb, nbits); + + set_pattern_3(fb, nbits, /* zero_val */ true); + expect_iter_results(fb, nbits); + + set_pattern_3(fb, nbits, /* zero_val */ false); + expect_iter_results(fb, nbits); + + fb_set_range(fb, nbits, 0, nbits); + fb_unset_range(fb, nbits, 0, nbits / 2 == 0 ? 1 : nbits / 2); + expect_iter_results(fb, nbits); + + fb_unset_range(fb, nbits, 0, nbits); + fb_set_range(fb, nbits, 0, nbits / 2 == 0 ? 1: nbits / 2); + expect_iter_results(fb, nbits); + + free(fb); +} + +/* + * Like test_iter_range_simple, this tests both iteration and longest-range + * computation. + */ +TEST_BEGIN(test_iter_range_exhaustive) { +#define NB(nbits) \ + do_test_iter_range_exhaustive(nbits); + NBITS_TAB +#undef NB +} +TEST_END + +/* + * If all set bits in the bitmap are contiguous, in [set_start, set_end), + * returns the number of set bits in [scount_start, scount_end). + */ +static size_t +scount_contiguous(size_t set_start, size_t set_end, size_t scount_start, + size_t scount_end) { + /* No overlap. */ + if (set_end <= scount_start || scount_end <= set_start) { + return 0; + } + /* set range contains scount range */ + if (set_start <= scount_start && set_end >= scount_end) { + return scount_end - scount_start; + } + /* scount range contains set range. */ + if (scount_start <= set_start && scount_end >= set_end) { + return set_end - set_start; + } + /* Partial overlap, with set range starting first. */ + if (set_start < scount_start && set_end < scount_end) { + return set_end - scount_start; + } + /* Partial overlap, with scount range starting first. */ + if (scount_start < set_start && scount_end < set_end) { + return scount_end - set_start; + } + /* + * Trigger an assert failure; the above list should have been + * exhaustive. + */ + unreachable(); +} + +static size_t +ucount_contiguous(size_t set_start, size_t set_end, size_t ucount_start, + size_t ucount_end) { + /* No overlap. */ + if (set_end <= ucount_start || ucount_end <= set_start) { + return ucount_end - ucount_start; + } + /* set range contains ucount range */ + if (set_start <= ucount_start && set_end >= ucount_end) { + return 0; + } + /* ucount range contains set range. */ + if (ucount_start <= set_start && ucount_end >= set_end) { + return (ucount_end - ucount_start) - (set_end - set_start); + } + /* Partial overlap, with set range starting first. */ + if (set_start < ucount_start && set_end < ucount_end) { + return ucount_end - set_end; + } + /* Partial overlap, with ucount range starting first. */ + if (ucount_start < set_start && ucount_end < set_end) { + return set_start - ucount_start; + } + /* + * Trigger an assert failure; the above list should have been + * exhaustive. + */ + unreachable(); +} + +static void +expect_count_match_contiguous(fb_group_t *fb, size_t nbits, size_t set_start, + size_t set_end) { + for (size_t i = 0; i < nbits; i++) { + for (size_t j = i + 1; j <= nbits; j++) { + size_t cnt = j - i; + size_t scount_expected = scount_contiguous(set_start, + set_end, i, j); + size_t scount_computed = fb_scount(fb, nbits, i, cnt); + expect_zu_eq(scount_expected, scount_computed, + "fb_scount error with nbits=%zu, start=%zu, " + "cnt=%zu, with bits set in [%zu, %zu)", + nbits, i, cnt, set_start, set_end); + + size_t ucount_expected = ucount_contiguous(set_start, + set_end, i, j); + size_t ucount_computed = fb_ucount(fb, nbits, i, cnt); + assert_zu_eq(ucount_expected, ucount_computed, + "fb_ucount error with nbits=%zu, start=%zu, " + "cnt=%zu, with bits set in [%zu, %zu)", + nbits, i, cnt, set_start, set_end); + + } + } +} + +static void +do_test_count_contiguous(size_t nbits) { + size_t sz = FB_NGROUPS(nbits) * sizeof(fb_group_t); + fb_group_t *fb = malloc(sz); + + fb_init(fb, nbits); + + expect_count_match_contiguous(fb, nbits, 0, 0); + for (size_t i = 0; i < nbits; i++) { + fb_set(fb, nbits, i); + expect_count_match_contiguous(fb, nbits, 0, i + 1); + } + + for (size_t i = 0; i < nbits; i++) { + fb_unset(fb, nbits, i); + expect_count_match_contiguous(fb, nbits, i + 1, nbits); + } + + free(fb); +} + +TEST_BEGIN(test_count_contiguous_simple) { + enum {nbits = 300}; + fb_group_t fb[FB_NGROUPS(nbits)]; + fb_init(fb, nbits); + /* Just an arbitrary number. */ + size_t start = 23; + + fb_set_range(fb, nbits, start, 30 - start); + expect_count_match_contiguous(fb, nbits, start, 30); + + fb_set_range(fb, nbits, start, 40 - start); + expect_count_match_contiguous(fb, nbits, start, 40); + + fb_set_range(fb, nbits, start, 70 - start); + expect_count_match_contiguous(fb, nbits, start, 70); + + fb_set_range(fb, nbits, start, 120 - start); + expect_count_match_contiguous(fb, nbits, start, 120); + + fb_set_range(fb, nbits, start, 150 - start); + expect_count_match_contiguous(fb, nbits, start, 150); + + fb_set_range(fb, nbits, start, 200 - start); + expect_count_match_contiguous(fb, nbits, start, 200); + + fb_set_range(fb, nbits, start, 290 - start); + expect_count_match_contiguous(fb, nbits, start, 290); +} +TEST_END + +TEST_BEGIN(test_count_contiguous) { +#define NB(nbits) \ + /* This test is *particularly* slow in debug builds. */ \ + if ((!config_debug && nbits < 300) || nbits < 150) { \ + do_test_count_contiguous(nbits); \ + } + NBITS_TAB +#undef NB +} +TEST_END + +static void +expect_count_match_alternating(fb_group_t *fb_even, fb_group_t *fb_odd, + size_t nbits) { + for (size_t i = 0; i < nbits; i++) { + for (size_t j = i + 1; j <= nbits; j++) { + size_t cnt = j - i; + size_t odd_scount = cnt / 2 + + (size_t)(cnt % 2 == 1 && i % 2 == 1); + size_t odd_scount_computed = fb_scount(fb_odd, nbits, + i, j - i); + assert_zu_eq(odd_scount, odd_scount_computed, + "fb_scount error with nbits=%zu, start=%zu, " + "cnt=%zu, with alternating bits set.", + nbits, i, j - i); + + size_t odd_ucount = cnt / 2 + + (size_t)(cnt % 2 == 1 && i % 2 == 0); + size_t odd_ucount_computed = fb_ucount(fb_odd, nbits, + i, j - i); + assert_zu_eq(odd_ucount, odd_ucount_computed, + "fb_ucount error with nbits=%zu, start=%zu, " + "cnt=%zu, with alternating bits set.", + nbits, i, j - i); + + size_t even_scount = cnt / 2 + + (size_t)(cnt % 2 == 1 && i % 2 == 0); + size_t even_scount_computed = fb_scount(fb_even, nbits, + i, j - i); + assert_zu_eq(even_scount, even_scount_computed, + "fb_scount error with nbits=%zu, start=%zu, " + "cnt=%zu, with alternating bits set.", + nbits, i, j - i); + + size_t even_ucount = cnt / 2 + + (size_t)(cnt % 2 == 1 && i % 2 == 1); + size_t even_ucount_computed = fb_ucount(fb_even, nbits, + i, j - i); + assert_zu_eq(even_ucount, even_ucount_computed, + "fb_ucount error with nbits=%zu, start=%zu, " + "cnt=%zu, with alternating bits set.", + nbits, i, j - i); + } + } +} + +static void +do_test_count_alternating(size_t nbits) { + if (nbits > 1000) { + return; + } + size_t sz = FB_NGROUPS(nbits) * sizeof(fb_group_t); + fb_group_t *fb_even = malloc(sz); + fb_group_t *fb_odd = malloc(sz); + + fb_init(fb_even, nbits); + fb_init(fb_odd, nbits); + + for (size_t i = 0; i < nbits; i++) { + if (i % 2 == 0) { + fb_set(fb_even, nbits, i); + } else { + fb_set(fb_odd, nbits, i); + } + } + + expect_count_match_alternating(fb_even, fb_odd, nbits); + + free(fb_even); + free(fb_odd); +} + +TEST_BEGIN(test_count_alternating) { +#define NB(nbits) \ + do_test_count_alternating(nbits); + NBITS_TAB +#undef NB +} +TEST_END + +static void +do_test_bit_op(size_t nbits, bool (*op)(bool a, bool b), + void (*fb_op)(fb_group_t *dst, fb_group_t *src1, fb_group_t *src2, size_t nbits)) { + size_t sz = FB_NGROUPS(nbits) * sizeof(fb_group_t); + fb_group_t *fb1 = malloc(sz); + fb_group_t *fb2 = malloc(sz); + fb_group_t *fb_result = malloc(sz); + fb_init(fb1, nbits); + fb_init(fb2, nbits); + fb_init(fb_result, nbits); + + /* Just two random numbers. */ + const uint64_t prng_init1 = (uint64_t)0X4E9A9DE6A35691CDULL; + const uint64_t prng_init2 = (uint64_t)0X7856E396B063C36EULL; + + uint64_t prng1 = prng_init1; + uint64_t prng2 = prng_init2; + + for (size_t i = 0; i < nbits; i++) { + bool bit1 = ((prng1 & (1ULL << (i % 64))) != 0); + bool bit2 = ((prng2 & (1ULL << (i % 64))) != 0); + + if (bit1) { + fb_set(fb1, nbits, i); + } + if (bit2) { + fb_set(fb2, nbits, i); + } + + if (i % 64 == 0) { + prng1 = prng_state_next_u64(prng1); + prng2 = prng_state_next_u64(prng2); + } + } + + fb_op(fb_result, fb1, fb2, nbits); + + /* Reset the prngs to replay them. */ + prng1 = prng_init1; + prng2 = prng_init2; + + for (size_t i = 0; i < nbits; i++) { + bool bit1 = ((prng1 & (1ULL << (i % 64))) != 0); + bool bit2 = ((prng2 & (1ULL << (i % 64))) != 0); + + /* Original bitmaps shouldn't change. */ + expect_b_eq(bit1, fb_get(fb1, nbits, i), "difference at bit %zu", i); + expect_b_eq(bit2, fb_get(fb2, nbits, i), "difference at bit %zu", i); + + /* New one should be bitwise and. */ + expect_b_eq(op(bit1, bit2), fb_get(fb_result, nbits, i), + "difference at bit %zu", i); + + /* Update the same way we did last time. */ + if (i % 64 == 0) { + prng1 = prng_state_next_u64(prng1); + prng2 = prng_state_next_u64(prng2); + } + } + + free(fb1); + free(fb2); + free(fb_result); +} + +static bool +binary_and(bool a, bool b) { + return a & b; +} + +static void +do_test_bit_and(size_t nbits) { + do_test_bit_op(nbits, &binary_and, &fb_bit_and); +} + +TEST_BEGIN(test_bit_and) { +#define NB(nbits) \ + do_test_bit_and(nbits); + NBITS_TAB +#undef NB +} +TEST_END + +static bool +binary_or(bool a, bool b) { + return a | b; +} + +static void +do_test_bit_or(size_t nbits) { + do_test_bit_op(nbits, &binary_or, &fb_bit_or); +} + +TEST_BEGIN(test_bit_or) { +#define NB(nbits) \ + do_test_bit_or(nbits); + NBITS_TAB +#undef NB +} +TEST_END + +static bool +binary_not(bool a, bool b) { + (void)b; + return !a; +} + +static void +fb_bit_not_shim(fb_group_t *dst, fb_group_t *src1, fb_group_t *src2, + size_t nbits) { + (void)src2; + fb_bit_not(dst, src1, nbits); +} + +static void +do_test_bit_not(size_t nbits) { + do_test_bit_op(nbits, &binary_not, &fb_bit_not_shim); +} + +TEST_BEGIN(test_bit_not) { +#define NB(nbits) \ + do_test_bit_not(nbits); + NBITS_TAB +#undef NB +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_fb_init, + test_get_set_unset, + test_search_simple, + test_search_exhaustive, + test_range_simple, + test_empty_full, + test_iter_range_simple, + test_iter_range_exhaustive, + test_count_contiguous_simple, + test_count_contiguous, + test_count_alternating, + test_bit_and, + test_bit_or, + test_bit_not); +} diff --git a/deps/jemalloc/test/unit/fork.c b/deps/jemalloc/test/unit/fork.c new file mode 100644 index 0000000..4137423 --- /dev/null +++ b/deps/jemalloc/test/unit/fork.c @@ -0,0 +1,141 @@ +#include "test/jemalloc_test.h" + +#ifndef _WIN32 +#include +#endif + +#ifndef _WIN32 +static void +wait_for_child_exit(int pid) { + int status; + while (true) { + if (waitpid(pid, &status, 0) == -1) { + test_fail("Unexpected waitpid() failure."); + } + if (WIFSIGNALED(status)) { + test_fail("Unexpected child termination due to " + "signal %d", WTERMSIG(status)); + break; + } + if (WIFEXITED(status)) { + if (WEXITSTATUS(status) != 0) { + test_fail("Unexpected child exit value %d", + WEXITSTATUS(status)); + } + break; + } + } +} +#endif + +TEST_BEGIN(test_fork) { +#ifndef _WIN32 + void *p; + pid_t pid; + + /* Set up a manually managed arena for test. */ + unsigned arena_ind; + size_t sz = sizeof(unsigned); + expect_d_eq(mallctl("arenas.create", (void *)&arena_ind, &sz, NULL, 0), + 0, "Unexpected mallctl() failure"); + + /* Migrate to the new arena. */ + unsigned old_arena_ind; + sz = sizeof(old_arena_ind); + expect_d_eq(mallctl("thread.arena", (void *)&old_arena_ind, &sz, + (void *)&arena_ind, sizeof(arena_ind)), 0, + "Unexpected mallctl() failure"); + + p = malloc(1); + expect_ptr_not_null(p, "Unexpected malloc() failure"); + + pid = fork(); + + free(p); + + p = malloc(64); + expect_ptr_not_null(p, "Unexpected malloc() failure"); + free(p); + + if (pid == -1) { + /* Error. */ + test_fail("Unexpected fork() failure"); + } else if (pid == 0) { + /* Child. */ + _exit(0); + } else { + wait_for_child_exit(pid); + } +#else + test_skip("fork(2) is irrelevant to Windows"); +#endif +} +TEST_END + +#ifndef _WIN32 +static void * +do_fork_thd(void *arg) { + malloc(1); + int pid = fork(); + if (pid == -1) { + /* Error. */ + test_fail("Unexpected fork() failure"); + } else if (pid == 0) { + /* Child. */ + char *args[] = {"true", NULL}; + execvp(args[0], args); + test_fail("Exec failed"); + } else { + /* Parent */ + wait_for_child_exit(pid); + } + return NULL; +} +#endif + +#ifndef _WIN32 +static void +do_test_fork_multithreaded() { + thd_t child; + thd_create(&child, do_fork_thd, NULL); + do_fork_thd(NULL); + thd_join(child, NULL); +} +#endif + +TEST_BEGIN(test_fork_multithreaded) { +#ifndef _WIN32 + /* + * We've seen bugs involving hanging on arenas_lock (though the same + * class of bugs can happen on any mutex). The bugs are intermittent + * though, so we want to run the test multiple times. Since we hold the + * arenas lock only early in the process lifetime, we can't just run + * this test in a loop (since, after all the arenas are initialized, we + * won't acquire arenas_lock any further). We therefore repeat the test + * with multiple processes. + */ + for (int i = 0; i < 100; i++) { + int pid = fork(); + if (pid == -1) { + /* Error. */ + test_fail("Unexpected fork() failure,"); + } else if (pid == 0) { + /* Child. */ + do_test_fork_multithreaded(); + _exit(0); + } else { + wait_for_child_exit(pid); + } + } +#else + test_skip("fork(2) is irrelevant to Windows"); +#endif +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_fork, + test_fork_multithreaded); +} diff --git a/deps/jemalloc/test/unit/fxp.c b/deps/jemalloc/test/unit/fxp.c new file mode 100644 index 0000000..27f1097 --- /dev/null +++ b/deps/jemalloc/test/unit/fxp.c @@ -0,0 +1,394 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/fxp.h" + +static double +fxp2double(fxp_t a) { + double intpart = (double)(a >> 16); + double fracpart = (double)(a & ((1U << 16) - 1)) / (1U << 16); + return intpart + fracpart; +} + +/* Is a close to b? */ +static bool +double_close(double a, double b) { + /* + * Our implementation doesn't try for precision. Correspondingly, don't + * enforce it too strenuously here; accept values that are close in + * either relative or absolute terms. + */ + return fabs(a - b) < 0.01 || fabs(a - b) / a < 0.01; +} + +static bool +fxp_close(fxp_t a, fxp_t b) { + return double_close(fxp2double(a), fxp2double(b)); +} + +static fxp_t +xparse_fxp(const char *str) { + fxp_t result; + bool err = fxp_parse(&result, str, NULL); + assert_false(err, "Invalid fxp string: %s", str); + return result; +} + +static void +expect_parse_accurate(const char *str, const char *parse_str) { + double true_val = strtod(str, NULL); + fxp_t fxp_val; + char *end; + bool err = fxp_parse(&fxp_val, parse_str, &end); + expect_false(err, "Unexpected parse failure"); + expect_ptr_eq(parse_str + strlen(str), end, + "Didn't parse whole string"); + expect_true(double_close(fxp2double(fxp_val), true_val), + "Misparsed %s", str); +} + +static void +parse_valid_trial(const char *str) { + /* The value it parses should be correct. */ + expect_parse_accurate(str, str); + char buf[100]; + snprintf(buf, sizeof(buf), "%swith_some_trailing_text", str); + expect_parse_accurate(str, buf); + snprintf(buf, sizeof(buf), "%s with a space", str); + expect_parse_accurate(str, buf); + snprintf(buf, sizeof(buf), "%s,in_a_malloc_conf_string:1", str); + expect_parse_accurate(str, buf); +} + +TEST_BEGIN(test_parse_valid) { + parse_valid_trial("0"); + parse_valid_trial("1"); + parse_valid_trial("2"); + parse_valid_trial("100"); + parse_valid_trial("345"); + parse_valid_trial("00000000123"); + parse_valid_trial("00000000987"); + + parse_valid_trial("0.0"); + parse_valid_trial("0.00000000000456456456"); + parse_valid_trial("100.00000000000456456456"); + + parse_valid_trial("123.1"); + parse_valid_trial("123.01"); + parse_valid_trial("123.001"); + parse_valid_trial("123.0001"); + parse_valid_trial("123.00001"); + parse_valid_trial("123.000001"); + parse_valid_trial("123.0000001"); + + parse_valid_trial(".0"); + parse_valid_trial(".1"); + parse_valid_trial(".01"); + parse_valid_trial(".001"); + parse_valid_trial(".0001"); + parse_valid_trial(".00001"); + parse_valid_trial(".000001"); + + parse_valid_trial(".1"); + parse_valid_trial(".10"); + parse_valid_trial(".100"); + parse_valid_trial(".1000"); + parse_valid_trial(".100000"); +} +TEST_END + +static void +expect_parse_failure(const char *str) { + fxp_t result = FXP_INIT_INT(333); + char *end = (void *)0x123; + bool err = fxp_parse(&result, str, &end); + expect_true(err, "Expected a parse error on: %s", str); + expect_ptr_eq((void *)0x123, end, + "Parse error shouldn't change results"); + expect_u32_eq(result, FXP_INIT_INT(333), + "Parse error shouldn't change results"); +} + +TEST_BEGIN(test_parse_invalid) { + expect_parse_failure("123."); + expect_parse_failure("3.a"); + expect_parse_failure(".a"); + expect_parse_failure("a.1"); + expect_parse_failure("a"); + /* A valid string, but one that overflows. */ + expect_parse_failure("123456789"); + expect_parse_failure("0000000123456789"); + expect_parse_failure("1000000"); +} +TEST_END + +static void +expect_init_percent(unsigned percent, const char *str) { + fxp_t result_init = FXP_INIT_PERCENT(percent); + fxp_t result_parse = xparse_fxp(str); + expect_u32_eq(result_init, result_parse, + "Expect representations of FXP_INIT_PERCENT(%u) and " + "fxp_parse(\"%s\") to be equal; got %x and %x", + percent, str, result_init, result_parse); + +} + +/* + * Every other test uses either parsing or FXP_INIT_INT; it gets tested in those + * ways. We need a one-off for the percent-based initialization, though. + */ +TEST_BEGIN(test_init_percent) { + expect_init_percent(100, "1"); + expect_init_percent(75, ".75"); + expect_init_percent(1, ".01"); + expect_init_percent(50, ".5"); +} +TEST_END + +static void +expect_add(const char *astr, const char *bstr, const char* resultstr) { + fxp_t a = xparse_fxp(astr); + fxp_t b = xparse_fxp(bstr); + fxp_t result = xparse_fxp(resultstr); + expect_true(fxp_close(fxp_add(a, b), result), + "Expected %s + %s == %s", astr, bstr, resultstr); +} + +TEST_BEGIN(test_add_simple) { + expect_add("0", "0", "0"); + expect_add("0", "1", "1"); + expect_add("1", "1", "2"); + expect_add("1.5", "1.5", "3"); + expect_add("0.1", "0.1", "0.2"); + expect_add("123", "456", "579"); +} +TEST_END + +static void +expect_sub(const char *astr, const char *bstr, const char* resultstr) { + fxp_t a = xparse_fxp(astr); + fxp_t b = xparse_fxp(bstr); + fxp_t result = xparse_fxp(resultstr); + expect_true(fxp_close(fxp_sub(a, b), result), + "Expected %s - %s == %s", astr, bstr, resultstr); +} + +TEST_BEGIN(test_sub_simple) { + expect_sub("0", "0", "0"); + expect_sub("1", "0", "1"); + expect_sub("1", "1", "0"); + expect_sub("3.5", "1.5", "2"); + expect_sub("0.3", "0.1", "0.2"); + expect_sub("456", "123", "333"); +} +TEST_END + +static void +expect_mul(const char *astr, const char *bstr, const char* resultstr) { + fxp_t a = xparse_fxp(astr); + fxp_t b = xparse_fxp(bstr); + fxp_t result = xparse_fxp(resultstr); + expect_true(fxp_close(fxp_mul(a, b), result), + "Expected %s * %s == %s", astr, bstr, resultstr); +} + +TEST_BEGIN(test_mul_simple) { + expect_mul("0", "0", "0"); + expect_mul("1", "0", "0"); + expect_mul("1", "1", "1"); + expect_mul("1.5", "1.5", "2.25"); + expect_mul("100.0", "10", "1000"); + expect_mul(".1", "10", "1"); +} +TEST_END + +static void +expect_div(const char *astr, const char *bstr, const char* resultstr) { + fxp_t a = xparse_fxp(astr); + fxp_t b = xparse_fxp(bstr); + fxp_t result = xparse_fxp(resultstr); + expect_true(fxp_close(fxp_div(a, b), result), + "Expected %s / %s == %s", astr, bstr, resultstr); +} + +TEST_BEGIN(test_div_simple) { + expect_div("1", "1", "1"); + expect_div("0", "1", "0"); + expect_div("2", "1", "2"); + expect_div("3", "2", "1.5"); + expect_div("3", "1.5", "2"); + expect_div("10", ".1", "100"); + expect_div("123", "456", ".2697368421"); +} +TEST_END + +static void +expect_round(const char *str, uint32_t rounded_down, uint32_t rounded_nearest) { + fxp_t fxp = xparse_fxp(str); + uint32_t fxp_rounded_down = fxp_round_down(fxp); + uint32_t fxp_rounded_nearest = fxp_round_nearest(fxp); + expect_u32_eq(rounded_down, fxp_rounded_down, + "Mistake rounding %s down", str); + expect_u32_eq(rounded_nearest, fxp_rounded_nearest, + "Mistake rounding %s to nearest", str); +} + +TEST_BEGIN(test_round_simple) { + expect_round("1.5", 1, 2); + expect_round("0", 0, 0); + expect_round("0.1", 0, 0); + expect_round("0.4", 0, 0); + expect_round("0.40000", 0, 0); + expect_round("0.5", 0, 1); + expect_round("0.6", 0, 1); + expect_round("123", 123, 123); + expect_round("123.4", 123, 123); + expect_round("123.5", 123, 124); +} +TEST_END + +static void +expect_mul_frac(size_t a, const char *fracstr, size_t expected) { + fxp_t frac = xparse_fxp(fracstr); + size_t result = fxp_mul_frac(a, frac); + expect_true(double_close(expected, result), + "Expected %zu * %s == %zu (fracmul); got %zu", a, fracstr, + expected, result); +} + +TEST_BEGIN(test_mul_frac_simple) { + expect_mul_frac(SIZE_MAX, "1.0", SIZE_MAX); + expect_mul_frac(SIZE_MAX, ".75", SIZE_MAX / 4 * 3); + expect_mul_frac(SIZE_MAX, ".5", SIZE_MAX / 2); + expect_mul_frac(SIZE_MAX, ".25", SIZE_MAX / 4); + expect_mul_frac(1U << 16, "1.0", 1U << 16); + expect_mul_frac(1U << 30, "0.5", 1U << 29); + expect_mul_frac(1U << 30, "0.25", 1U << 28); + expect_mul_frac(1U << 30, "0.125", 1U << 27); + expect_mul_frac((1U << 30) + 1, "0.125", 1U << 27); + expect_mul_frac(100, "0.25", 25); + expect_mul_frac(1000 * 1000, "0.001", 1000); +} +TEST_END + +static void +expect_print(const char *str) { + fxp_t fxp = xparse_fxp(str); + char buf[FXP_BUF_SIZE]; + fxp_print(fxp, buf); + expect_d_eq(0, strcmp(str, buf), "Couldn't round-trip print %s", str); +} + +TEST_BEGIN(test_print_simple) { + expect_print("0.0"); + expect_print("1.0"); + expect_print("2.0"); + expect_print("123.0"); + /* + * We hit the possibility of roundoff errors whenever the fractional + * component isn't a round binary number; only check these here (we + * round-trip properly in the stress test). + */ + expect_print("1.5"); + expect_print("3.375"); + expect_print("0.25"); + expect_print("0.125"); + /* 1 / 2**14 */ + expect_print("0.00006103515625"); +} +TEST_END + +TEST_BEGIN(test_stress) { + const char *numbers[] = { + "0.0", "0.1", "0.2", "0.3", "0.4", + "0.5", "0.6", "0.7", "0.8", "0.9", + + "1.0", "1.1", "1.2", "1.3", "1.4", + "1.5", "1.6", "1.7", "1.8", "1.9", + + "2.0", "2.1", "2.2", "2.3", "2.4", + "2.5", "2.6", "2.7", "2.8", "2.9", + + "17.0", "17.1", "17.2", "17.3", "17.4", + "17.5", "17.6", "17.7", "17.8", "17.9", + + "18.0", "18.1", "18.2", "18.3", "18.4", + "18.5", "18.6", "18.7", "18.8", "18.9", + + "123.0", "123.1", "123.2", "123.3", "123.4", + "123.5", "123.6", "123.7", "123.8", "123.9", + + "124.0", "124.1", "124.2", "124.3", "124.4", + "124.5", "124.6", "124.7", "124.8", "124.9", + + "125.0", "125.1", "125.2", "125.3", "125.4", + "125.5", "125.6", "125.7", "125.8", "125.9"}; + size_t numbers_len = sizeof(numbers)/sizeof(numbers[0]); + for (size_t i = 0; i < numbers_len; i++) { + fxp_t fxp_a = xparse_fxp(numbers[i]); + double double_a = strtod(numbers[i], NULL); + + uint32_t fxp_rounded_down = fxp_round_down(fxp_a); + uint32_t fxp_rounded_nearest = fxp_round_nearest(fxp_a); + uint32_t double_rounded_down = (uint32_t)double_a; + uint32_t double_rounded_nearest = (uint32_t)round(double_a); + + expect_u32_eq(double_rounded_down, fxp_rounded_down, + "Incorrectly rounded down %s", numbers[i]); + expect_u32_eq(double_rounded_nearest, fxp_rounded_nearest, + "Incorrectly rounded-to-nearest %s", numbers[i]); + + for (size_t j = 0; j < numbers_len; j++) { + fxp_t fxp_b = xparse_fxp(numbers[j]); + double double_b = strtod(numbers[j], NULL); + + fxp_t fxp_sum = fxp_add(fxp_a, fxp_b); + double double_sum = double_a + double_b; + expect_true( + double_close(fxp2double(fxp_sum), double_sum), + "Miscomputed %s + %s", numbers[i], numbers[j]); + + if (double_a > double_b) { + fxp_t fxp_diff = fxp_sub(fxp_a, fxp_b); + double double_diff = double_a - double_b; + expect_true( + double_close(fxp2double(fxp_diff), + double_diff), + "Miscomputed %s - %s", numbers[i], + numbers[j]); + } + + fxp_t fxp_prod = fxp_mul(fxp_a, fxp_b); + double double_prod = double_a * double_b; + expect_true( + double_close(fxp2double(fxp_prod), double_prod), + "Miscomputed %s * %s", numbers[i], numbers[j]); + + if (double_b != 0.0) { + fxp_t fxp_quot = fxp_div(fxp_a, fxp_b); + double double_quot = double_a / double_b; + expect_true( + double_close(fxp2double(fxp_quot), + double_quot), + "Miscomputed %s / %s", numbers[i], + numbers[j]); + } + } + } +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_parse_valid, + test_parse_invalid, + test_init_percent, + test_add_simple, + test_sub_simple, + test_mul_simple, + test_div_simple, + test_round_simple, + test_mul_frac_simple, + test_print_simple, + test_stress); +} diff --git a/deps/jemalloc/test/unit/hash.c b/deps/jemalloc/test/unit/hash.c new file mode 100644 index 0000000..49f0823 --- /dev/null +++ b/deps/jemalloc/test/unit/hash.c @@ -0,0 +1,173 @@ +/* + * This file is based on code that is part of SMHasher + * (https://code.google.com/p/smhasher/), and is subject to the MIT license + * (http://www.opensource.org/licenses/mit-license.php). Both email addresses + * associated with the source code's revision history belong to Austin Appleby, + * and the revision history ranges from 2010 to 2012. Therefore the copyright + * and license are here taken to be: + * + * Copyright (c) 2010-2012 Austin Appleby + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "test/jemalloc_test.h" +#include "jemalloc/internal/hash.h" + +typedef enum { + hash_variant_x86_32, + hash_variant_x86_128, + hash_variant_x64_128 +} hash_variant_t; + +static int +hash_variant_bits(hash_variant_t variant) { + switch (variant) { + case hash_variant_x86_32: return 32; + case hash_variant_x86_128: return 128; + case hash_variant_x64_128: return 128; + default: not_reached(); + } +} + +static const char * +hash_variant_string(hash_variant_t variant) { + switch (variant) { + case hash_variant_x86_32: return "hash_x86_32"; + case hash_variant_x86_128: return "hash_x86_128"; + case hash_variant_x64_128: return "hash_x64_128"; + default: not_reached(); + } +} + +#define KEY_SIZE 256 +static void +hash_variant_verify_key(hash_variant_t variant, uint8_t *key) { + const int hashbytes = hash_variant_bits(variant) / 8; + const int hashes_size = hashbytes * 256; + VARIABLE_ARRAY(uint8_t, hashes, hashes_size); + VARIABLE_ARRAY(uint8_t, final, hashbytes); + unsigned i; + uint32_t computed, expected; + + memset(key, 0, KEY_SIZE); + memset(hashes, 0, hashes_size); + memset(final, 0, hashbytes); + + /* + * Hash keys of the form {0}, {0,1}, {0,1,2}, ..., {0,1,...,255} as the + * seed. + */ + for (i = 0; i < 256; i++) { + key[i] = (uint8_t)i; + switch (variant) { + case hash_variant_x86_32: { + uint32_t out; + out = hash_x86_32(key, i, 256-i); + memcpy(&hashes[i*hashbytes], &out, hashbytes); + break; + } case hash_variant_x86_128: { + uint64_t out[2]; + hash_x86_128(key, i, 256-i, out); + memcpy(&hashes[i*hashbytes], out, hashbytes); + break; + } case hash_variant_x64_128: { + uint64_t out[2]; + hash_x64_128(key, i, 256-i, out); + memcpy(&hashes[i*hashbytes], out, hashbytes); + break; + } default: not_reached(); + } + } + + /* Hash the result array. */ + switch (variant) { + case hash_variant_x86_32: { + uint32_t out = hash_x86_32(hashes, hashes_size, 0); + memcpy(final, &out, sizeof(out)); + break; + } case hash_variant_x86_128: { + uint64_t out[2]; + hash_x86_128(hashes, hashes_size, 0, out); + memcpy(final, out, sizeof(out)); + break; + } case hash_variant_x64_128: { + uint64_t out[2]; + hash_x64_128(hashes, hashes_size, 0, out); + memcpy(final, out, sizeof(out)); + break; + } default: not_reached(); + } + + computed = (final[0] << 0) | (final[1] << 8) | (final[2] << 16) | + (final[3] << 24); + + switch (variant) { +#ifdef JEMALLOC_BIG_ENDIAN + case hash_variant_x86_32: expected = 0x6213303eU; break; + case hash_variant_x86_128: expected = 0x266820caU; break; + case hash_variant_x64_128: expected = 0xcc622b6fU; break; +#else + case hash_variant_x86_32: expected = 0xb0f57ee3U; break; + case hash_variant_x86_128: expected = 0xb3ece62aU; break; + case hash_variant_x64_128: expected = 0x6384ba69U; break; +#endif + default: not_reached(); + } + + expect_u32_eq(computed, expected, + "Hash mismatch for %s(): expected %#x but got %#x", + hash_variant_string(variant), expected, computed); +} + +static void +hash_variant_verify(hash_variant_t variant) { +#define MAX_ALIGN 16 + uint8_t key[KEY_SIZE + (MAX_ALIGN - 1)]; + unsigned i; + + for (i = 0; i < MAX_ALIGN; i++) { + hash_variant_verify_key(variant, &key[i]); + } +#undef MAX_ALIGN +} +#undef KEY_SIZE + +TEST_BEGIN(test_hash_x86_32) { + hash_variant_verify(hash_variant_x86_32); +} +TEST_END + +TEST_BEGIN(test_hash_x86_128) { + hash_variant_verify(hash_variant_x86_128); +} +TEST_END + +TEST_BEGIN(test_hash_x64_128) { + hash_variant_verify(hash_variant_x64_128); +} +TEST_END + +int +main(void) { + return test( + test_hash_x86_32, + test_hash_x86_128, + test_hash_x64_128); +} diff --git a/deps/jemalloc/test/unit/hook.c b/deps/jemalloc/test/unit/hook.c new file mode 100644 index 0000000..16a6f1b --- /dev/null +++ b/deps/jemalloc/test/unit/hook.c @@ -0,0 +1,586 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/hook.h" + +static void *arg_extra; +static int arg_type; +static void *arg_result; +static void *arg_address; +static size_t arg_old_usize; +static size_t arg_new_usize; +static uintptr_t arg_result_raw; +static uintptr_t arg_args_raw[4]; + +static int call_count = 0; + +static void +reset_args() { + arg_extra = NULL; + arg_type = 12345; + arg_result = NULL; + arg_address = NULL; + arg_old_usize = 0; + arg_new_usize = 0; + arg_result_raw = 0; + memset(arg_args_raw, 77, sizeof(arg_args_raw)); +} + +static void +alloc_free_size(size_t sz) { + void *ptr = mallocx(1, 0); + free(ptr); + ptr = mallocx(1, 0); + free(ptr); + ptr = mallocx(1, MALLOCX_TCACHE_NONE); + dallocx(ptr, MALLOCX_TCACHE_NONE); +} + +/* + * We want to support a degree of user reentrancy. This tests a variety of + * allocation scenarios. + */ +static void +be_reentrant() { + /* Let's make sure the tcache is non-empty if enabled. */ + alloc_free_size(1); + alloc_free_size(1024); + alloc_free_size(64 * 1024); + alloc_free_size(256 * 1024); + alloc_free_size(1024 * 1024); + + /* Some reallocation. */ + void *ptr = mallocx(129, 0); + ptr = rallocx(ptr, 130, 0); + free(ptr); + + ptr = mallocx(2 * 1024 * 1024, 0); + free(ptr); + ptr = mallocx(1 * 1024 * 1024, 0); + ptr = rallocx(ptr, 2 * 1024 * 1024, 0); + free(ptr); + + ptr = mallocx(1, 0); + ptr = rallocx(ptr, 1000, 0); + free(ptr); +} + +static void +set_args_raw(uintptr_t *args_raw, int nargs) { + memcpy(arg_args_raw, args_raw, sizeof(uintptr_t) * nargs); +} + +static void +expect_args_raw(uintptr_t *args_raw_expected, int nargs) { + int cmp = memcmp(args_raw_expected, arg_args_raw, + sizeof(uintptr_t) * nargs); + expect_d_eq(cmp, 0, "Raw args mismatch"); +} + +static void +reset() { + call_count = 0; + reset_args(); +} + +static void +test_alloc_hook(void *extra, hook_alloc_t type, void *result, + uintptr_t result_raw, uintptr_t args_raw[3]) { + call_count++; + arg_extra = extra; + arg_type = (int)type; + arg_result = result; + arg_result_raw = result_raw; + set_args_raw(args_raw, 3); + be_reentrant(); +} + +static void +test_dalloc_hook(void *extra, hook_dalloc_t type, void *address, + uintptr_t args_raw[3]) { + call_count++; + arg_extra = extra; + arg_type = (int)type; + arg_address = address; + set_args_raw(args_raw, 3); + be_reentrant(); +} + +static void +test_expand_hook(void *extra, hook_expand_t type, void *address, + size_t old_usize, size_t new_usize, uintptr_t result_raw, + uintptr_t args_raw[4]) { + call_count++; + arg_extra = extra; + arg_type = (int)type; + arg_address = address; + arg_old_usize = old_usize; + arg_new_usize = new_usize; + arg_result_raw = result_raw; + set_args_raw(args_raw, 4); + be_reentrant(); +} + +TEST_BEGIN(test_hooks_basic) { + /* Just verify that the record their arguments correctly. */ + hooks_t hooks = { + &test_alloc_hook, &test_dalloc_hook, &test_expand_hook, + (void *)111}; + void *handle = hook_install(TSDN_NULL, &hooks); + uintptr_t args_raw[4] = {10, 20, 30, 40}; + + /* Alloc */ + reset_args(); + hook_invoke_alloc(hook_alloc_posix_memalign, (void *)222, 333, + args_raw); + expect_ptr_eq(arg_extra, (void *)111, "Passed wrong user pointer"); + expect_d_eq((int)hook_alloc_posix_memalign, arg_type, + "Passed wrong alloc type"); + expect_ptr_eq((void *)222, arg_result, "Passed wrong result address"); + expect_u64_eq(333, arg_result_raw, "Passed wrong result"); + expect_args_raw(args_raw, 3); + + /* Dalloc */ + reset_args(); + hook_invoke_dalloc(hook_dalloc_sdallocx, (void *)222, args_raw); + expect_d_eq((int)hook_dalloc_sdallocx, arg_type, + "Passed wrong dalloc type"); + expect_ptr_eq((void *)111, arg_extra, "Passed wrong user pointer"); + expect_ptr_eq((void *)222, arg_address, "Passed wrong address"); + expect_args_raw(args_raw, 3); + + /* Expand */ + reset_args(); + hook_invoke_expand(hook_expand_xallocx, (void *)222, 333, 444, 555, + args_raw); + expect_d_eq((int)hook_expand_xallocx, arg_type, + "Passed wrong expand type"); + expect_ptr_eq((void *)111, arg_extra, "Passed wrong user pointer"); + expect_ptr_eq((void *)222, arg_address, "Passed wrong address"); + expect_zu_eq(333, arg_old_usize, "Passed wrong old usize"); + expect_zu_eq(444, arg_new_usize, "Passed wrong new usize"); + expect_zu_eq(555, arg_result_raw, "Passed wrong result"); + expect_args_raw(args_raw, 4); + + hook_remove(TSDN_NULL, handle); +} +TEST_END + +TEST_BEGIN(test_hooks_null) { + /* Null hooks should be ignored, not crash. */ + hooks_t hooks1 = {NULL, NULL, NULL, NULL}; + hooks_t hooks2 = {&test_alloc_hook, NULL, NULL, NULL}; + hooks_t hooks3 = {NULL, &test_dalloc_hook, NULL, NULL}; + hooks_t hooks4 = {NULL, NULL, &test_expand_hook, NULL}; + + void *handle1 = hook_install(TSDN_NULL, &hooks1); + void *handle2 = hook_install(TSDN_NULL, &hooks2); + void *handle3 = hook_install(TSDN_NULL, &hooks3); + void *handle4 = hook_install(TSDN_NULL, &hooks4); + + expect_ptr_ne(handle1, NULL, "Hook installation failed"); + expect_ptr_ne(handle2, NULL, "Hook installation failed"); + expect_ptr_ne(handle3, NULL, "Hook installation failed"); + expect_ptr_ne(handle4, NULL, "Hook installation failed"); + + uintptr_t args_raw[4] = {10, 20, 30, 40}; + + call_count = 0; + hook_invoke_alloc(hook_alloc_malloc, NULL, 0, args_raw); + expect_d_eq(call_count, 1, "Called wrong number of times"); + + call_count = 0; + hook_invoke_dalloc(hook_dalloc_free, NULL, args_raw); + expect_d_eq(call_count, 1, "Called wrong number of times"); + + call_count = 0; + hook_invoke_expand(hook_expand_realloc, NULL, 0, 0, 0, args_raw); + expect_d_eq(call_count, 1, "Called wrong number of times"); + + hook_remove(TSDN_NULL, handle1); + hook_remove(TSDN_NULL, handle2); + hook_remove(TSDN_NULL, handle3); + hook_remove(TSDN_NULL, handle4); +} +TEST_END + +TEST_BEGIN(test_hooks_remove) { + hooks_t hooks = {&test_alloc_hook, NULL, NULL, NULL}; + void *handle = hook_install(TSDN_NULL, &hooks); + expect_ptr_ne(handle, NULL, "Hook installation failed"); + call_count = 0; + uintptr_t args_raw[4] = {10, 20, 30, 40}; + hook_invoke_alloc(hook_alloc_malloc, NULL, 0, args_raw); + expect_d_eq(call_count, 1, "Hook not invoked"); + + call_count = 0; + hook_remove(TSDN_NULL, handle); + hook_invoke_alloc(hook_alloc_malloc, NULL, 0, NULL); + expect_d_eq(call_count, 0, "Hook invoked after removal"); + +} +TEST_END + +TEST_BEGIN(test_hooks_alloc_simple) { + /* "Simple" in the sense that we're not in a realloc variant. */ + hooks_t hooks = {&test_alloc_hook, NULL, NULL, (void *)123}; + void *handle = hook_install(TSDN_NULL, &hooks); + expect_ptr_ne(handle, NULL, "Hook installation failed"); + + /* Stop malloc from being optimized away. */ + volatile int err; + void *volatile ptr; + + /* malloc */ + reset(); + ptr = malloc(1); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_malloc, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)1, arg_args_raw[0], "Wrong argument"); + free(ptr); + + /* posix_memalign */ + reset(); + err = posix_memalign((void **)&ptr, 1024, 1); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_posix_memalign, + "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)err, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)&ptr, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)1024, arg_args_raw[1], "Wrong argument"); + expect_u64_eq((uintptr_t)1, arg_args_raw[2], "Wrong argument"); + free(ptr); + + /* aligned_alloc */ + reset(); + ptr = aligned_alloc(1024, 1); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_aligned_alloc, + "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)1024, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)1, arg_args_raw[1], "Wrong argument"); + free(ptr); + + /* calloc */ + reset(); + ptr = calloc(11, 13); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_calloc, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)11, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)13, arg_args_raw[1], "Wrong argument"); + free(ptr); + + /* memalign */ +#ifdef JEMALLOC_OVERRIDE_MEMALIGN + reset(); + ptr = memalign(1024, 1); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_memalign, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)1024, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)1, arg_args_raw[1], "Wrong argument"); + free(ptr); +#endif /* JEMALLOC_OVERRIDE_MEMALIGN */ + + /* valloc */ +#ifdef JEMALLOC_OVERRIDE_VALLOC + reset(); + ptr = valloc(1); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_valloc, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)1, arg_args_raw[0], "Wrong argument"); + free(ptr); +#endif /* JEMALLOC_OVERRIDE_VALLOC */ + + /* mallocx */ + reset(); + ptr = mallocx(1, MALLOCX_LG_ALIGN(10)); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_mallocx, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)1, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)MALLOCX_LG_ALIGN(10), arg_args_raw[1], + "Wrong flags"); + free(ptr); + + hook_remove(TSDN_NULL, handle); +} +TEST_END + +TEST_BEGIN(test_hooks_dalloc_simple) { + /* "Simple" in the sense that we're not in a realloc variant. */ + hooks_t hooks = {NULL, &test_dalloc_hook, NULL, (void *)123}; + void *handle = hook_install(TSDN_NULL, &hooks); + expect_ptr_ne(handle, NULL, "Hook installation failed"); + + void *volatile ptr; + + /* free() */ + reset(); + ptr = malloc(1); + free(ptr); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_dalloc_free, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong pointer freed"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong raw arg"); + + /* dallocx() */ + reset(); + ptr = malloc(1); + dallocx(ptr, MALLOCX_TCACHE_NONE); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_dalloc_dallocx, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong pointer freed"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong raw arg"); + expect_u64_eq((uintptr_t)MALLOCX_TCACHE_NONE, arg_args_raw[1], + "Wrong raw arg"); + + /* sdallocx() */ + reset(); + ptr = malloc(1); + sdallocx(ptr, 1, MALLOCX_TCACHE_NONE); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_dalloc_sdallocx, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong pointer freed"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong raw arg"); + expect_u64_eq((uintptr_t)1, arg_args_raw[1], "Wrong raw arg"); + expect_u64_eq((uintptr_t)MALLOCX_TCACHE_NONE, arg_args_raw[2], + "Wrong raw arg"); + + hook_remove(TSDN_NULL, handle); +} +TEST_END + +TEST_BEGIN(test_hooks_expand_simple) { + /* "Simple" in the sense that we're not in a realloc variant. */ + hooks_t hooks = {NULL, NULL, &test_expand_hook, (void *)123}; + void *handle = hook_install(TSDN_NULL, &hooks); + expect_ptr_ne(handle, NULL, "Hook installation failed"); + + void *volatile ptr; + + /* xallocx() */ + reset(); + ptr = malloc(1); + size_t new_usize = xallocx(ptr, 100, 200, MALLOCX_TCACHE_NONE); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_expand_xallocx, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong pointer expanded"); + expect_u64_eq(arg_old_usize, nallocx(1, 0), "Wrong old usize"); + expect_u64_eq(arg_new_usize, sallocx(ptr, 0), "Wrong new usize"); + expect_u64_eq(new_usize, arg_result_raw, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong arg"); + expect_u64_eq(100, arg_args_raw[1], "Wrong arg"); + expect_u64_eq(200, arg_args_raw[2], "Wrong arg"); + expect_u64_eq(MALLOCX_TCACHE_NONE, arg_args_raw[3], "Wrong arg"); + + hook_remove(TSDN_NULL, handle); +} +TEST_END + +TEST_BEGIN(test_hooks_realloc_as_malloc_or_free) { + hooks_t hooks = {&test_alloc_hook, &test_dalloc_hook, + &test_expand_hook, (void *)123}; + void *handle = hook_install(TSDN_NULL, &hooks); + expect_ptr_ne(handle, NULL, "Hook installation failed"); + + void *volatile ptr; + + /* realloc(NULL, size) as malloc */ + reset(); + ptr = realloc(NULL, 1); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_realloc, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)NULL, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)1, arg_args_raw[1], "Wrong argument"); + free(ptr); + + /* realloc(ptr, 0) as free */ + if (opt_zero_realloc_action == zero_realloc_action_free) { + ptr = malloc(1); + reset(); + realloc(ptr, 0); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_dalloc_realloc, + "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, + "Wrong pointer freed"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], + "Wrong raw arg"); + expect_u64_eq((uintptr_t)0, arg_args_raw[1], + "Wrong raw arg"); + } + + /* realloc(NULL, 0) as malloc(0) */ + reset(); + ptr = realloc(NULL, 0); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_realloc, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)NULL, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)0, arg_args_raw[1], "Wrong argument"); + free(ptr); + + hook_remove(TSDN_NULL, handle); +} +TEST_END + +static void +do_realloc_test(void *(*ralloc)(void *, size_t, int), int flags, + int expand_type, int dalloc_type) { + hooks_t hooks = {&test_alloc_hook, &test_dalloc_hook, + &test_expand_hook, (void *)123}; + void *handle = hook_install(TSDN_NULL, &hooks); + expect_ptr_ne(handle, NULL, "Hook installation failed"); + + void *volatile ptr; + void *volatile ptr2; + + /* Realloc in-place, small. */ + ptr = malloc(129); + reset(); + ptr2 = ralloc(ptr, 130, flags); + expect_ptr_eq(ptr, ptr2, "Small realloc moved"); + + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, expand_type, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong address"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)130, arg_args_raw[1], "Wrong argument"); + free(ptr); + + /* + * Realloc in-place, large. Since we can't guarantee the large case + * across all platforms, we stay resilient to moving results. + */ + ptr = malloc(2 * 1024 * 1024); + free(ptr); + ptr2 = malloc(1 * 1024 * 1024); + reset(); + ptr = ralloc(ptr2, 2 * 1024 * 1024, flags); + /* ptr is the new address, ptr2 is the old address. */ + if (ptr == ptr2) { + expect_d_eq(call_count, 1, "Hook not called"); + expect_d_eq(arg_type, expand_type, "Wrong hook type"); + } else { + expect_d_eq(call_count, 2, "Wrong hooks called"); + expect_ptr_eq(ptr, arg_result, "Wrong address"); + expect_d_eq(arg_type, dalloc_type, "Wrong hook type"); + } + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_ptr_eq(ptr2, arg_address, "Wrong address"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)ptr2, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)2 * 1024 * 1024, arg_args_raw[1], + "Wrong argument"); + free(ptr); + + /* Realloc with move, small. */ + ptr = malloc(8); + reset(); + ptr2 = ralloc(ptr, 128, flags); + expect_ptr_ne(ptr, ptr2, "Small realloc didn't move"); + + expect_d_eq(call_count, 2, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, dalloc_type, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong address"); + expect_ptr_eq(ptr2, arg_result, "Wrong address"); + expect_u64_eq((uintptr_t)ptr2, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)128, arg_args_raw[1], "Wrong argument"); + free(ptr2); + + /* Realloc with move, large. */ + ptr = malloc(1); + reset(); + ptr2 = ralloc(ptr, 2 * 1024 * 1024, flags); + expect_ptr_ne(ptr, ptr2, "Large realloc didn't move"); + + expect_d_eq(call_count, 2, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, dalloc_type, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong address"); + expect_ptr_eq(ptr2, arg_result, "Wrong address"); + expect_u64_eq((uintptr_t)ptr2, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)2 * 1024 * 1024, arg_args_raw[1], + "Wrong argument"); + free(ptr2); + + hook_remove(TSDN_NULL, handle); +} + +static void * +realloc_wrapper(void *ptr, size_t size, UNUSED int flags) { + return realloc(ptr, size); +} + +TEST_BEGIN(test_hooks_realloc) { + do_realloc_test(&realloc_wrapper, 0, hook_expand_realloc, + hook_dalloc_realloc); +} +TEST_END + +TEST_BEGIN(test_hooks_rallocx) { + do_realloc_test(&rallocx, MALLOCX_TCACHE_NONE, hook_expand_rallocx, + hook_dalloc_rallocx); +} +TEST_END + +int +main(void) { + /* We assert on call counts. */ + return test_no_reentrancy( + test_hooks_basic, + test_hooks_null, + test_hooks_remove, + test_hooks_alloc_simple, + test_hooks_dalloc_simple, + test_hooks_expand_simple, + test_hooks_realloc_as_malloc_or_free, + test_hooks_realloc, + test_hooks_rallocx); +} diff --git a/deps/jemalloc/test/unit/hpa.c b/deps/jemalloc/test/unit/hpa.c new file mode 100644 index 0000000..dfd57f3 --- /dev/null +++ b/deps/jemalloc/test/unit/hpa.c @@ -0,0 +1,459 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/hpa.h" +#include "jemalloc/internal/nstime.h" + +#define SHARD_IND 111 + +#define ALLOC_MAX (HUGEPAGE / 4) + +typedef struct test_data_s test_data_t; +struct test_data_s { + /* + * Must be the first member -- we convert back and forth between the + * test_data_t and the hpa_shard_t; + */ + hpa_shard_t shard; + hpa_central_t central; + base_t *base; + edata_cache_t shard_edata_cache; + + emap_t emap; +}; + +static hpa_shard_opts_t test_hpa_shard_opts_default = { + /* slab_max_alloc */ + ALLOC_MAX, + /* hugification threshold */ + HUGEPAGE, + /* dirty_mult */ + FXP_INIT_PERCENT(25), + /* deferral_allowed */ + false, + /* hugify_delay_ms */ + 10 * 1000, +}; + +static hpa_shard_t * +create_test_data(hpa_hooks_t *hooks, hpa_shard_opts_t *opts) { + bool err; + base_t *base = base_new(TSDN_NULL, /* ind */ SHARD_IND, + &ehooks_default_extent_hooks, /* metadata_use_hooks */ true); + assert_ptr_not_null(base, ""); + + test_data_t *test_data = malloc(sizeof(test_data_t)); + assert_ptr_not_null(test_data, ""); + + test_data->base = base; + + err = edata_cache_init(&test_data->shard_edata_cache, base); + assert_false(err, ""); + + err = emap_init(&test_data->emap, test_data->base, /* zeroed */ false); + assert_false(err, ""); + + err = hpa_central_init(&test_data->central, test_data->base, hooks); + assert_false(err, ""); + + err = hpa_shard_init(&test_data->shard, &test_data->central, + &test_data->emap, test_data->base, &test_data->shard_edata_cache, + SHARD_IND, opts); + assert_false(err, ""); + + return (hpa_shard_t *)test_data; +} + +static void +destroy_test_data(hpa_shard_t *shard) { + test_data_t *test_data = (test_data_t *)shard; + base_delete(TSDN_NULL, test_data->base); + free(test_data); +} + +TEST_BEGIN(test_alloc_max) { + test_skip_if(!hpa_supported()); + + hpa_shard_t *shard = create_test_data(&hpa_hooks_default, + &test_hpa_shard_opts_default); + tsdn_t *tsdn = tsd_tsdn(tsd_fetch()); + + edata_t *edata; + + /* Small max */ + bool deferred_work_generated = false; + edata = pai_alloc(tsdn, &shard->pai, ALLOC_MAX, PAGE, false, false, + false, &deferred_work_generated); + expect_ptr_not_null(edata, "Allocation of small max failed"); + edata = pai_alloc(tsdn, &shard->pai, ALLOC_MAX + PAGE, PAGE, false, + false, false, &deferred_work_generated); + expect_ptr_null(edata, "Allocation of larger than small max succeeded"); + + destroy_test_data(shard); +} +TEST_END + +typedef struct mem_contents_s mem_contents_t; +struct mem_contents_s { + uintptr_t my_addr; + size_t size; + edata_t *my_edata; + rb_node(mem_contents_t) link; +}; + +static int +mem_contents_cmp(const mem_contents_t *a, const mem_contents_t *b) { + return (a->my_addr > b->my_addr) - (a->my_addr < b->my_addr); +} + +typedef rb_tree(mem_contents_t) mem_tree_t; +rb_gen(static, mem_tree_, mem_tree_t, mem_contents_t, link, + mem_contents_cmp); + +static void +node_assert_ordered(mem_contents_t *a, mem_contents_t *b) { + assert_zu_lt(a->my_addr, a->my_addr + a->size, "Overflow"); + assert_zu_le(a->my_addr + a->size, b->my_addr, ""); +} + +static void +node_check(mem_tree_t *tree, mem_contents_t *contents) { + edata_t *edata = contents->my_edata; + assert_ptr_eq(contents, (void *)contents->my_addr, ""); + assert_ptr_eq(contents, edata_base_get(edata), ""); + assert_zu_eq(contents->size, edata_size_get(edata), ""); + assert_ptr_eq(contents->my_edata, edata, ""); + + mem_contents_t *next = mem_tree_next(tree, contents); + if (next != NULL) { + node_assert_ordered(contents, next); + } + mem_contents_t *prev = mem_tree_prev(tree, contents); + if (prev != NULL) { + node_assert_ordered(prev, contents); + } +} + +static void +node_insert(mem_tree_t *tree, edata_t *edata, size_t npages) { + mem_contents_t *contents = (mem_contents_t *)edata_base_get(edata); + contents->my_addr = (uintptr_t)edata_base_get(edata); + contents->size = edata_size_get(edata); + contents->my_edata = edata; + mem_tree_insert(tree, contents); + node_check(tree, contents); +} + +static void +node_remove(mem_tree_t *tree, edata_t *edata) { + mem_contents_t *contents = (mem_contents_t *)edata_base_get(edata); + node_check(tree, contents); + mem_tree_remove(tree, contents); +} + +TEST_BEGIN(test_stress) { + test_skip_if(!hpa_supported()); + + hpa_shard_t *shard = create_test_data(&hpa_hooks_default, + &test_hpa_shard_opts_default); + + tsdn_t *tsdn = tsd_tsdn(tsd_fetch()); + + const size_t nlive_edatas_max = 500; + size_t nlive_edatas = 0; + edata_t **live_edatas = calloc(nlive_edatas_max, sizeof(edata_t *)); + /* + * Nothing special about this constant; we're only fixing it for + * consistency across runs. + */ + size_t prng_state = (size_t)0x76999ffb014df07c; + + mem_tree_t tree; + mem_tree_new(&tree); + + bool deferred_work_generated = false; + + for (size_t i = 0; i < 100 * 1000; i++) { + size_t operation = prng_range_zu(&prng_state, 2); + if (operation == 0) { + /* Alloc */ + if (nlive_edatas == nlive_edatas_max) { + continue; + } + + /* + * We make sure to get an even balance of small and + * large allocations. + */ + size_t npages_min = 1; + size_t npages_max = ALLOC_MAX / PAGE; + size_t npages = npages_min + prng_range_zu(&prng_state, + npages_max - npages_min); + edata_t *edata = pai_alloc(tsdn, &shard->pai, + npages * PAGE, PAGE, false, false, false, + &deferred_work_generated); + assert_ptr_not_null(edata, + "Unexpected allocation failure"); + live_edatas[nlive_edatas] = edata; + nlive_edatas++; + node_insert(&tree, edata, npages); + } else { + /* Free. */ + if (nlive_edatas == 0) { + continue; + } + size_t victim = prng_range_zu(&prng_state, nlive_edatas); + edata_t *to_free = live_edatas[victim]; + live_edatas[victim] = live_edatas[nlive_edatas - 1]; + nlive_edatas--; + node_remove(&tree, to_free); + pai_dalloc(tsdn, &shard->pai, to_free, + &deferred_work_generated); + } + } + + size_t ntreenodes = 0; + for (mem_contents_t *contents = mem_tree_first(&tree); contents != NULL; + contents = mem_tree_next(&tree, contents)) { + ntreenodes++; + node_check(&tree, contents); + } + expect_zu_eq(ntreenodes, nlive_edatas, ""); + + /* + * Test hpa_shard_destroy, which requires as a precondition that all its + * extents have been deallocated. + */ + for (size_t i = 0; i < nlive_edatas; i++) { + edata_t *to_free = live_edatas[i]; + node_remove(&tree, to_free); + pai_dalloc(tsdn, &shard->pai, to_free, + &deferred_work_generated); + } + hpa_shard_destroy(tsdn, shard); + + free(live_edatas); + destroy_test_data(shard); +} +TEST_END + +static void +expect_contiguous(edata_t **edatas, size_t nedatas) { + for (size_t i = 0; i < nedatas; i++) { + size_t expected = (size_t)edata_base_get(edatas[0]) + + i * PAGE; + expect_zu_eq(expected, (size_t)edata_base_get(edatas[i]), + "Mismatch at index %zu", i); + } +} + +TEST_BEGIN(test_alloc_dalloc_batch) { + test_skip_if(!hpa_supported()); + + hpa_shard_t *shard = create_test_data(&hpa_hooks_default, + &test_hpa_shard_opts_default); + tsdn_t *tsdn = tsd_tsdn(tsd_fetch()); + + bool deferred_work_generated = false; + + enum {NALLOCS = 8}; + + edata_t *allocs[NALLOCS]; + /* + * Allocate a mix of ways; first half from regular alloc, second half + * from alloc_batch. + */ + for (size_t i = 0; i < NALLOCS / 2; i++) { + allocs[i] = pai_alloc(tsdn, &shard->pai, PAGE, PAGE, + /* zero */ false, /* guarded */ false, + /* frequent_reuse */ false, &deferred_work_generated); + expect_ptr_not_null(allocs[i], "Unexpected alloc failure"); + } + edata_list_active_t allocs_list; + edata_list_active_init(&allocs_list); + size_t nsuccess = pai_alloc_batch(tsdn, &shard->pai, PAGE, NALLOCS / 2, + &allocs_list, &deferred_work_generated); + expect_zu_eq(NALLOCS / 2, nsuccess, "Unexpected oom"); + for (size_t i = NALLOCS / 2; i < NALLOCS; i++) { + allocs[i] = edata_list_active_first(&allocs_list); + edata_list_active_remove(&allocs_list, allocs[i]); + } + + /* + * Should have allocated them contiguously, despite the differing + * methods used. + */ + void *orig_base = edata_base_get(allocs[0]); + expect_contiguous(allocs, NALLOCS); + + /* + * Batch dalloc the first half, individually deallocate the second half. + */ + for (size_t i = 0; i < NALLOCS / 2; i++) { + edata_list_active_append(&allocs_list, allocs[i]); + } + pai_dalloc_batch(tsdn, &shard->pai, &allocs_list, + &deferred_work_generated); + for (size_t i = NALLOCS / 2; i < NALLOCS; i++) { + pai_dalloc(tsdn, &shard->pai, allocs[i], + &deferred_work_generated); + } + + /* Reallocate (individually), and ensure reuse and contiguity. */ + for (size_t i = 0; i < NALLOCS; i++) { + allocs[i] = pai_alloc(tsdn, &shard->pai, PAGE, PAGE, + /* zero */ false, /* guarded */ false, /* frequent_reuse */ + false, &deferred_work_generated); + expect_ptr_not_null(allocs[i], "Unexpected alloc failure."); + } + void *new_base = edata_base_get(allocs[0]); + expect_ptr_eq(orig_base, new_base, + "Failed to reuse the allocated memory."); + expect_contiguous(allocs, NALLOCS); + + destroy_test_data(shard); +} +TEST_END + +static uintptr_t defer_bump_ptr = HUGEPAGE * 123; +static void * +defer_test_map(size_t size) { + void *result = (void *)defer_bump_ptr; + defer_bump_ptr += size; + return result; +} + +static void +defer_test_unmap(void *ptr, size_t size) { + (void)ptr; + (void)size; +} + +static bool defer_purge_called = false; +static void +defer_test_purge(void *ptr, size_t size) { + (void)ptr; + (void)size; + defer_purge_called = true; +} + +static bool defer_hugify_called = false; +static void +defer_test_hugify(void *ptr, size_t size) { + defer_hugify_called = true; +} + +static bool defer_dehugify_called = false; +static void +defer_test_dehugify(void *ptr, size_t size) { + defer_dehugify_called = true; +} + +static nstime_t defer_curtime; +static void +defer_test_curtime(nstime_t *r_time, bool first_reading) { + *r_time = defer_curtime; +} + +static uint64_t +defer_test_ms_since(nstime_t *past_time) { + return (nstime_ns(&defer_curtime) - nstime_ns(past_time)) / 1000 / 1000; +} + +TEST_BEGIN(test_defer_time) { + test_skip_if(!hpa_supported()); + + hpa_hooks_t hooks; + hooks.map = &defer_test_map; + hooks.unmap = &defer_test_unmap; + hooks.purge = &defer_test_purge; + hooks.hugify = &defer_test_hugify; + hooks.dehugify = &defer_test_dehugify; + hooks.curtime = &defer_test_curtime; + hooks.ms_since = &defer_test_ms_since; + + hpa_shard_opts_t opts = test_hpa_shard_opts_default; + opts.deferral_allowed = true; + + hpa_shard_t *shard = create_test_data(&hooks, &opts); + + bool deferred_work_generated = false; + + nstime_init(&defer_curtime, 0); + tsdn_t *tsdn = tsd_tsdn(tsd_fetch()); + edata_t *edatas[HUGEPAGE_PAGES]; + for (int i = 0; i < (int)HUGEPAGE_PAGES; i++) { + edatas[i] = pai_alloc(tsdn, &shard->pai, PAGE, PAGE, false, + false, false, &deferred_work_generated); + expect_ptr_not_null(edatas[i], "Unexpected null edata"); + } + hpa_shard_do_deferred_work(tsdn, shard); + expect_false(defer_hugify_called, "Hugified too early"); + + /* Hugification delay is set to 10 seconds in options. */ + nstime_init2(&defer_curtime, 11, 0); + hpa_shard_do_deferred_work(tsdn, shard); + expect_true(defer_hugify_called, "Failed to hugify"); + + defer_hugify_called = false; + + /* Purge. Recall that dirty_mult is .25. */ + for (int i = 0; i < (int)HUGEPAGE_PAGES / 2; i++) { + pai_dalloc(tsdn, &shard->pai, edatas[i], + &deferred_work_generated); + } + + hpa_shard_do_deferred_work(tsdn, shard); + + expect_false(defer_hugify_called, "Hugified too early"); + expect_true(defer_dehugify_called, "Should have dehugified"); + expect_true(defer_purge_called, "Should have purged"); + defer_hugify_called = false; + defer_dehugify_called = false; + defer_purge_called = false; + + /* + * Refill the page. We now meet the hugification threshold; we should + * be marked for pending hugify. + */ + for (int i = 0; i < (int)HUGEPAGE_PAGES / 2; i++) { + edatas[i] = pai_alloc(tsdn, &shard->pai, PAGE, PAGE, false, + false, false, &deferred_work_generated); + expect_ptr_not_null(edatas[i], "Unexpected null edata"); + } + /* + * We would be ineligible for hugification, had we not already met the + * threshold before dipping below it. + */ + pai_dalloc(tsdn, &shard->pai, edatas[0], + &deferred_work_generated); + /* Wait for the threshold again. */ + nstime_init2(&defer_curtime, 22, 0); + hpa_shard_do_deferred_work(tsdn, shard); + expect_true(defer_hugify_called, "Hugified too early"); + expect_false(defer_dehugify_called, "Unexpected dehugify"); + expect_false(defer_purge_called, "Unexpected purge"); + + destroy_test_data(shard); +} +TEST_END + +int +main(void) { + /* + * These trigger unused-function warnings on CI runs, even if declared + * with static inline. + */ + (void)mem_tree_empty; + (void)mem_tree_last; + (void)mem_tree_search; + (void)mem_tree_nsearch; + (void)mem_tree_psearch; + (void)mem_tree_iter; + (void)mem_tree_reverse_iter; + (void)mem_tree_destroy; + return test_no_reentrancy( + test_alloc_max, + test_stress, + test_alloc_dalloc_batch, + test_defer_time); +} diff --git a/deps/jemalloc/test/unit/hpa_background_thread.c b/deps/jemalloc/test/unit/hpa_background_thread.c new file mode 100644 index 0000000..81c2561 --- /dev/null +++ b/deps/jemalloc/test/unit/hpa_background_thread.c @@ -0,0 +1,188 @@ +#include "test/jemalloc_test.h" +#include "test/sleep.h" + +static void +sleep_for_background_thread_interval() { + /* + * The sleep interval set in our .sh file is 50ms. So it likely will + * run if we sleep for four times that. + */ + sleep_ns(200 * 1000 * 1000); +} + +static unsigned +create_arena() { + unsigned arena_ind; + size_t sz; + + sz = sizeof(unsigned); + expect_d_eq(mallctl("arenas.create", (void *)&arena_ind, &sz, NULL, 2), + 0, "Unexpected mallctl() failure"); + return arena_ind; +} + +static size_t +get_empty_ndirty(unsigned arena_ind) { + int err; + size_t ndirty_huge; + size_t ndirty_nonhuge; + uint64_t epoch = 1; + size_t sz = sizeof(epoch); + err = je_mallctl("epoch", (void *)&epoch, &sz, (void *)&epoch, + sizeof(epoch)); + expect_d_eq(0, err, "Unexpected mallctl() failure"); + + size_t mib[6]; + size_t miblen = sizeof(mib)/sizeof(mib[0]); + err = mallctlnametomib( + "stats.arenas.0.hpa_shard.empty_slabs.ndirty_nonhuge", mib, + &miblen); + expect_d_eq(0, err, "Unexpected mallctlnametomib() failure"); + + sz = sizeof(ndirty_nonhuge); + mib[2] = arena_ind; + err = mallctlbymib(mib, miblen, &ndirty_nonhuge, &sz, NULL, 0); + expect_d_eq(0, err, "Unexpected mallctlbymib() failure"); + + err = mallctlnametomib( + "stats.arenas.0.hpa_shard.empty_slabs.ndirty_huge", mib, + &miblen); + expect_d_eq(0, err, "Unexpected mallctlnametomib() failure"); + + sz = sizeof(ndirty_huge); + mib[2] = arena_ind; + err = mallctlbymib(mib, miblen, &ndirty_huge, &sz, NULL, 0); + expect_d_eq(0, err, "Unexpected mallctlbymib() failure"); + + return ndirty_huge + ndirty_nonhuge; +} + +static void +set_background_thread_enabled(bool enabled) { + int err; + err = je_mallctl("background_thread", NULL, NULL, &enabled, + sizeof(enabled)); + expect_d_eq(0, err, "Unexpected mallctl failure"); +} + +static void +wait_until_thread_is_enabled(unsigned arena_id) { + tsd_t* tsd = tsd_fetch(); + + bool sleeping = false; + int iterations = 0; + do { + background_thread_info_t *info = + background_thread_info_get(arena_id); + malloc_mutex_lock(tsd_tsdn(tsd), &info->mtx); + malloc_mutex_unlock(tsd_tsdn(tsd), &info->mtx); + sleeping = background_thread_indefinite_sleep(info); + assert_d_lt(iterations, UINT64_C(1000000), + "Waiting for a thread to start for too long"); + } while (!sleeping); +} + +static void +expect_purging(unsigned arena_ind, bool expect_deferred) { + size_t empty_ndirty; + + empty_ndirty = get_empty_ndirty(arena_ind); + expect_zu_eq(0, empty_ndirty, "Expected arena to start unused."); + + /* + * It's possible that we get unlucky with our stats collection timing, + * and the background thread runs in between the deallocation and the + * stats collection. So we retry 10 times, and see if we *ever* see + * deferred reclamation. + */ + bool observed_dirty_page = false; + for (int i = 0; i < 10; i++) { + void *ptr = mallocx(PAGE, + MALLOCX_TCACHE_NONE | MALLOCX_ARENA(arena_ind)); + empty_ndirty = get_empty_ndirty(arena_ind); + expect_zu_eq(0, empty_ndirty, "All pages should be active"); + dallocx(ptr, MALLOCX_TCACHE_NONE); + empty_ndirty = get_empty_ndirty(arena_ind); + if (expect_deferred) { + expect_true(empty_ndirty == 0 || empty_ndirty == 1 || + opt_prof, "Unexpected extra dirty page count: %zu", + empty_ndirty); + } else { + assert_zu_eq(0, empty_ndirty, + "Saw dirty pages without deferred purging"); + } + if (empty_ndirty > 0) { + observed_dirty_page = true; + break; + } + } + expect_b_eq(expect_deferred, observed_dirty_page, ""); + + /* + * Under high concurrency / heavy test load (e.g. using run_test.sh), + * the background thread may not get scheduled for a longer period of + * time. Retry 100 times max before bailing out. + */ + unsigned retry = 0; + while ((empty_ndirty = get_empty_ndirty(arena_ind)) > 0 && + expect_deferred && (retry++ < 100)) { + sleep_for_background_thread_interval(); + } + + expect_zu_eq(0, empty_ndirty, "Should have seen a background purge"); +} + +TEST_BEGIN(test_hpa_background_thread_purges) { + test_skip_if(!config_stats); + test_skip_if(!hpa_supported()); + test_skip_if(!have_background_thread); + /* Skip since guarded pages cannot be allocated from hpa. */ + test_skip_if(san_guard_enabled()); + + unsigned arena_ind = create_arena(); + /* + * Our .sh sets dirty mult to 0, so all dirty pages should get purged + * any time any thread frees. + */ + expect_purging(arena_ind, /* expect_deferred */ true); +} +TEST_END + +TEST_BEGIN(test_hpa_background_thread_enable_disable) { + test_skip_if(!config_stats); + test_skip_if(!hpa_supported()); + test_skip_if(!have_background_thread); + /* Skip since guarded pages cannot be allocated from hpa. */ + test_skip_if(san_guard_enabled()); + + unsigned arena_ind = create_arena(); + + set_background_thread_enabled(false); + expect_purging(arena_ind, false); + + set_background_thread_enabled(true); + wait_until_thread_is_enabled(arena_ind); + expect_purging(arena_ind, true); +} +TEST_END + +int +main(void) { + /* + * OK, this is a sort of nasty hack. We don't want to add *another* + * config option for HPA (the intent is that it becomes available on + * more platforms over time, and we're trying to prune back config + * options generally. But we'll get initialization errors on other + * platforms if we set hpa:true in the MALLOC_CONF (even if we set + * abort_conf:false as well). So we reach into the internals and set + * them directly, but only if we know that we're actually going to do + * something nontrivial in the tests. + */ + if (config_stats && hpa_supported() && have_background_thread) { + opt_hpa = true; + opt_background_thread = true; + } + return test_no_reentrancy( + test_hpa_background_thread_purges, + test_hpa_background_thread_enable_disable); +} diff --git a/deps/jemalloc/test/unit/hpa_background_thread.sh b/deps/jemalloc/test/unit/hpa_background_thread.sh new file mode 100644 index 0000000..65a56a0 --- /dev/null +++ b/deps/jemalloc/test/unit/hpa_background_thread.sh @@ -0,0 +1,4 @@ +#!/bin/sh + +export MALLOC_CONF="hpa_dirty_mult:0,hpa_min_purge_interval_ms:50,hpa_sec_nshards:0" + diff --git a/deps/jemalloc/test/unit/hpdata.c b/deps/jemalloc/test/unit/hpdata.c new file mode 100644 index 0000000..288e71d --- /dev/null +++ b/deps/jemalloc/test/unit/hpdata.c @@ -0,0 +1,244 @@ +#include "test/jemalloc_test.h" + +#define HPDATA_ADDR ((void *)(10 * HUGEPAGE)) +#define HPDATA_AGE 123 + +TEST_BEGIN(test_reserve_alloc) { + hpdata_t hpdata; + hpdata_init(&hpdata, HPDATA_ADDR, HPDATA_AGE); + + /* Allocating a page at a time, we should do first fit. */ + for (size_t i = 0; i < HUGEPAGE_PAGES; i++) { + expect_true(hpdata_consistent(&hpdata), ""); + expect_zu_eq(HUGEPAGE_PAGES - i, + hpdata_longest_free_range_get(&hpdata), ""); + void *alloc = hpdata_reserve_alloc(&hpdata, PAGE); + expect_ptr_eq((char *)HPDATA_ADDR + i * PAGE, alloc, ""); + expect_true(hpdata_consistent(&hpdata), ""); + } + expect_true(hpdata_consistent(&hpdata), ""); + expect_zu_eq(0, hpdata_longest_free_range_get(&hpdata), ""); + + /* + * Build up a bigger free-range, 2 pages at a time, until we've got 6 + * adjacent free pages total. Pages 8-13 should be unreserved after + * this. + */ + hpdata_unreserve(&hpdata, (char *)HPDATA_ADDR + 10 * PAGE, 2 * PAGE); + expect_true(hpdata_consistent(&hpdata), ""); + expect_zu_eq(2, hpdata_longest_free_range_get(&hpdata), ""); + + hpdata_unreserve(&hpdata, (char *)HPDATA_ADDR + 12 * PAGE, 2 * PAGE); + expect_true(hpdata_consistent(&hpdata), ""); + expect_zu_eq(4, hpdata_longest_free_range_get(&hpdata), ""); + + hpdata_unreserve(&hpdata, (char *)HPDATA_ADDR + 8 * PAGE, 2 * PAGE); + expect_true(hpdata_consistent(&hpdata), ""); + expect_zu_eq(6, hpdata_longest_free_range_get(&hpdata), ""); + + /* + * Leave page 14 reserved, but free page 15 (this test the case where + * unreserving combines two ranges). + */ + hpdata_unreserve(&hpdata, (char *)HPDATA_ADDR + 15 * PAGE, PAGE); + /* + * Longest free range shouldn't change; we've got a free range of size + * 6, then a reserved page, then another free range. + */ + expect_true(hpdata_consistent(&hpdata), ""); + expect_zu_eq(6, hpdata_longest_free_range_get(&hpdata), ""); + + /* After freeing page 14, the two ranges get combined. */ + hpdata_unreserve(&hpdata, (char *)HPDATA_ADDR + 14 * PAGE, PAGE); + expect_true(hpdata_consistent(&hpdata), ""); + expect_zu_eq(8, hpdata_longest_free_range_get(&hpdata), ""); +} +TEST_END + +TEST_BEGIN(test_purge_simple) { + hpdata_t hpdata; + hpdata_init(&hpdata, HPDATA_ADDR, HPDATA_AGE); + + void *alloc = hpdata_reserve_alloc(&hpdata, HUGEPAGE_PAGES / 2 * PAGE); + expect_ptr_eq(alloc, HPDATA_ADDR, ""); + + /* Create HUGEPAGE_PAGES / 4 dirty inactive pages at the beginning. */ + hpdata_unreserve(&hpdata, alloc, HUGEPAGE_PAGES / 4 * PAGE); + + expect_zu_eq(hpdata_ntouched_get(&hpdata), HUGEPAGE_PAGES / 2, ""); + + hpdata_alloc_allowed_set(&hpdata, false); + hpdata_purge_state_t purge_state; + size_t to_purge = hpdata_purge_begin(&hpdata, &purge_state); + expect_zu_eq(HUGEPAGE_PAGES / 4, to_purge, ""); + + void *purge_addr; + size_t purge_size; + bool got_result = hpdata_purge_next(&hpdata, &purge_state, &purge_addr, + &purge_size); + expect_true(got_result, ""); + expect_ptr_eq(HPDATA_ADDR, purge_addr, ""); + expect_zu_eq(HUGEPAGE_PAGES / 4 * PAGE, purge_size, ""); + + got_result = hpdata_purge_next(&hpdata, &purge_state, &purge_addr, + &purge_size); + expect_false(got_result, "Unexpected additional purge range: " + "extent at %p of size %zu", purge_addr, purge_size); + + hpdata_purge_end(&hpdata, &purge_state); + expect_zu_eq(hpdata_ntouched_get(&hpdata), HUGEPAGE_PAGES / 4, ""); +} +TEST_END + +/* + * We only test intervening dalloc's not intervening allocs; the latter are + * disallowed as a purging precondition (because they interfere with purging + * across a retained extent, saving a purge call). + */ +TEST_BEGIN(test_purge_intervening_dalloc) { + hpdata_t hpdata; + hpdata_init(&hpdata, HPDATA_ADDR, HPDATA_AGE); + + /* Allocate the first 3/4 of the pages. */ + void *alloc = hpdata_reserve_alloc(&hpdata, 3 * HUGEPAGE_PAGES / 4 * PAGE); + expect_ptr_eq(alloc, HPDATA_ADDR, ""); + + /* Free the first 1/4 and the third 1/4 of the pages. */ + hpdata_unreserve(&hpdata, alloc, HUGEPAGE_PAGES / 4 * PAGE); + hpdata_unreserve(&hpdata, + (void *)((uintptr_t)alloc + 2 * HUGEPAGE_PAGES / 4 * PAGE), + HUGEPAGE_PAGES / 4 * PAGE); + + expect_zu_eq(hpdata_ntouched_get(&hpdata), 3 * HUGEPAGE_PAGES / 4, ""); + + hpdata_alloc_allowed_set(&hpdata, false); + hpdata_purge_state_t purge_state; + size_t to_purge = hpdata_purge_begin(&hpdata, &purge_state); + expect_zu_eq(HUGEPAGE_PAGES / 2, to_purge, ""); + + void *purge_addr; + size_t purge_size; + /* First purge. */ + bool got_result = hpdata_purge_next(&hpdata, &purge_state, &purge_addr, + &purge_size); + expect_true(got_result, ""); + expect_ptr_eq(HPDATA_ADDR, purge_addr, ""); + expect_zu_eq(HUGEPAGE_PAGES / 4 * PAGE, purge_size, ""); + + /* Deallocate the second 1/4 before the second purge occurs. */ + hpdata_unreserve(&hpdata, + (void *)((uintptr_t)alloc + 1 * HUGEPAGE_PAGES / 4 * PAGE), + HUGEPAGE_PAGES / 4 * PAGE); + + /* Now continue purging. */ + got_result = hpdata_purge_next(&hpdata, &purge_state, &purge_addr, + &purge_size); + expect_true(got_result, ""); + expect_ptr_eq( + (void *)((uintptr_t)alloc + 2 * HUGEPAGE_PAGES / 4 * PAGE), + purge_addr, ""); + expect_zu_ge(HUGEPAGE_PAGES / 4 * PAGE, purge_size, ""); + + got_result = hpdata_purge_next(&hpdata, &purge_state, &purge_addr, + &purge_size); + expect_false(got_result, "Unexpected additional purge range: " + "extent at %p of size %zu", purge_addr, purge_size); + + hpdata_purge_end(&hpdata, &purge_state); + + expect_zu_eq(hpdata_ntouched_get(&hpdata), HUGEPAGE_PAGES / 4, ""); +} +TEST_END + +TEST_BEGIN(test_purge_over_retained) { + void *purge_addr; + size_t purge_size; + + hpdata_t hpdata; + hpdata_init(&hpdata, HPDATA_ADDR, HPDATA_AGE); + + /* Allocate the first 3/4 of the pages. */ + void *alloc = hpdata_reserve_alloc(&hpdata, 3 * HUGEPAGE_PAGES / 4 * PAGE); + expect_ptr_eq(alloc, HPDATA_ADDR, ""); + + /* Free the second quarter. */ + void *second_quarter = + (void *)((uintptr_t)alloc + HUGEPAGE_PAGES / 4 * PAGE); + hpdata_unreserve(&hpdata, second_quarter, HUGEPAGE_PAGES / 4 * PAGE); + + expect_zu_eq(hpdata_ntouched_get(&hpdata), 3 * HUGEPAGE_PAGES / 4, ""); + + /* Purge the second quarter. */ + hpdata_alloc_allowed_set(&hpdata, false); + hpdata_purge_state_t purge_state; + size_t to_purge_dirty = hpdata_purge_begin(&hpdata, &purge_state); + expect_zu_eq(HUGEPAGE_PAGES / 4, to_purge_dirty, ""); + + bool got_result = hpdata_purge_next(&hpdata, &purge_state, &purge_addr, + &purge_size); + expect_true(got_result, ""); + expect_ptr_eq(second_quarter, purge_addr, ""); + expect_zu_eq(HUGEPAGE_PAGES / 4 * PAGE, purge_size, ""); + + got_result = hpdata_purge_next(&hpdata, &purge_state, &purge_addr, + &purge_size); + expect_false(got_result, "Unexpected additional purge range: " + "extent at %p of size %zu", purge_addr, purge_size); + hpdata_purge_end(&hpdata, &purge_state); + + expect_zu_eq(hpdata_ntouched_get(&hpdata), HUGEPAGE_PAGES / 2, ""); + + /* Free the first and third quarter. */ + hpdata_unreserve(&hpdata, HPDATA_ADDR, HUGEPAGE_PAGES / 4 * PAGE); + hpdata_unreserve(&hpdata, + (void *)((uintptr_t)alloc + 2 * HUGEPAGE_PAGES / 4 * PAGE), + HUGEPAGE_PAGES / 4 * PAGE); + + /* + * Purge again. The second quarter is retained, so we can safely + * re-purge it. We expect a single purge of 3/4 of the hugepage, + * purging half its pages. + */ + to_purge_dirty = hpdata_purge_begin(&hpdata, &purge_state); + expect_zu_eq(HUGEPAGE_PAGES / 2, to_purge_dirty, ""); + + got_result = hpdata_purge_next(&hpdata, &purge_state, &purge_addr, + &purge_size); + expect_true(got_result, ""); + expect_ptr_eq(HPDATA_ADDR, purge_addr, ""); + expect_zu_eq(3 * HUGEPAGE_PAGES / 4 * PAGE, purge_size, ""); + + got_result = hpdata_purge_next(&hpdata, &purge_state, &purge_addr, + &purge_size); + expect_false(got_result, "Unexpected additional purge range: " + "extent at %p of size %zu", purge_addr, purge_size); + hpdata_purge_end(&hpdata, &purge_state); + + expect_zu_eq(hpdata_ntouched_get(&hpdata), 0, ""); +} +TEST_END + +TEST_BEGIN(test_hugify) { + hpdata_t hpdata; + hpdata_init(&hpdata, HPDATA_ADDR, HPDATA_AGE); + + void *alloc = hpdata_reserve_alloc(&hpdata, HUGEPAGE / 2); + expect_ptr_eq(alloc, HPDATA_ADDR, ""); + + expect_zu_eq(HUGEPAGE_PAGES / 2, hpdata_ntouched_get(&hpdata), ""); + + hpdata_hugify(&hpdata); + + /* Hugeifying should have increased the dirty page count. */ + expect_zu_eq(HUGEPAGE_PAGES, hpdata_ntouched_get(&hpdata), ""); +} +TEST_END + +int main(void) { + return test_no_reentrancy( + test_reserve_alloc, + test_purge_simple, + test_purge_intervening_dalloc, + test_purge_over_retained, + test_hugify); +} diff --git a/deps/jemalloc/test/unit/huge.c b/deps/jemalloc/test/unit/huge.c new file mode 100644 index 0000000..ec64e50 --- /dev/null +++ b/deps/jemalloc/test/unit/huge.c @@ -0,0 +1,108 @@ +#include "test/jemalloc_test.h" + +/* Threshold: 2 << 20 = 2097152. */ +const char *malloc_conf = "oversize_threshold:2097152"; + +#define HUGE_SZ (2 << 20) +#define SMALL_SZ (8) + +TEST_BEGIN(huge_bind_thread) { + unsigned arena1, arena2; + size_t sz = sizeof(unsigned); + + /* Bind to a manual arena. */ + expect_d_eq(mallctl("arenas.create", &arena1, &sz, NULL, 0), 0, + "Failed to create arena"); + expect_d_eq(mallctl("thread.arena", NULL, NULL, &arena1, + sizeof(arena1)), 0, "Fail to bind thread"); + + void *ptr = mallocx(HUGE_SZ, 0); + expect_ptr_not_null(ptr, "Fail to allocate huge size"); + expect_d_eq(mallctl("arenas.lookup", &arena2, &sz, &ptr, + sizeof(ptr)), 0, "Unexpected mallctl() failure"); + expect_u_eq(arena1, arena2, "Wrong arena used after binding"); + dallocx(ptr, 0); + + /* Switch back to arena 0. */ + test_skip_if(have_percpu_arena && + PERCPU_ARENA_ENABLED(opt_percpu_arena)); + arena2 = 0; + expect_d_eq(mallctl("thread.arena", NULL, NULL, &arena2, + sizeof(arena2)), 0, "Fail to bind thread"); + ptr = mallocx(SMALL_SZ, MALLOCX_TCACHE_NONE); + expect_d_eq(mallctl("arenas.lookup", &arena2, &sz, &ptr, + sizeof(ptr)), 0, "Unexpected mallctl() failure"); + expect_u_eq(arena2, 0, "Wrong arena used after binding"); + dallocx(ptr, MALLOCX_TCACHE_NONE); + + /* Then huge allocation should use the huge arena. */ + ptr = mallocx(HUGE_SZ, 0); + expect_ptr_not_null(ptr, "Fail to allocate huge size"); + expect_d_eq(mallctl("arenas.lookup", &arena2, &sz, &ptr, + sizeof(ptr)), 0, "Unexpected mallctl() failure"); + expect_u_ne(arena2, 0, "Wrong arena used after binding"); + expect_u_ne(arena1, arena2, "Wrong arena used after binding"); + dallocx(ptr, 0); +} +TEST_END + +TEST_BEGIN(huge_mallocx) { + unsigned arena1, arena2; + size_t sz = sizeof(unsigned); + + expect_d_eq(mallctl("arenas.create", &arena1, &sz, NULL, 0), 0, + "Failed to create arena"); + void *huge = mallocx(HUGE_SZ, MALLOCX_ARENA(arena1)); + expect_ptr_not_null(huge, "Fail to allocate huge size"); + expect_d_eq(mallctl("arenas.lookup", &arena2, &sz, &huge, + sizeof(huge)), 0, "Unexpected mallctl() failure"); + expect_u_eq(arena1, arena2, "Wrong arena used for mallocx"); + dallocx(huge, MALLOCX_ARENA(arena1)); + + void *huge2 = mallocx(HUGE_SZ, 0); + expect_ptr_not_null(huge, "Fail to allocate huge size"); + expect_d_eq(mallctl("arenas.lookup", &arena2, &sz, &huge2, + sizeof(huge2)), 0, "Unexpected mallctl() failure"); + expect_u_ne(arena1, arena2, + "Huge allocation should not come from the manual arena."); + expect_u_ne(arena2, 0, + "Huge allocation should not come from the arena 0."); + dallocx(huge2, 0); +} +TEST_END + +TEST_BEGIN(huge_allocation) { + unsigned arena1, arena2; + + void *ptr = mallocx(HUGE_SZ, 0); + expect_ptr_not_null(ptr, "Fail to allocate huge size"); + size_t sz = sizeof(unsigned); + expect_d_eq(mallctl("arenas.lookup", &arena1, &sz, &ptr, sizeof(ptr)), + 0, "Unexpected mallctl() failure"); + expect_u_gt(arena1, 0, "Huge allocation should not come from arena 0"); + dallocx(ptr, 0); + + ptr = mallocx(HUGE_SZ >> 1, 0); + expect_ptr_not_null(ptr, "Fail to allocate half huge size"); + expect_d_eq(mallctl("arenas.lookup", &arena2, &sz, &ptr, + sizeof(ptr)), 0, "Unexpected mallctl() failure"); + expect_u_ne(arena1, arena2, "Wrong arena used for half huge"); + dallocx(ptr, 0); + + ptr = mallocx(SMALL_SZ, MALLOCX_TCACHE_NONE); + expect_ptr_not_null(ptr, "Fail to allocate small size"); + expect_d_eq(mallctl("arenas.lookup", &arena2, &sz, &ptr, + sizeof(ptr)), 0, "Unexpected mallctl() failure"); + expect_u_ne(arena1, arena2, + "Huge and small should be from different arenas"); + dallocx(ptr, 0); +} +TEST_END + +int +main(void) { + return test( + huge_allocation, + huge_mallocx, + huge_bind_thread); +} diff --git a/deps/jemalloc/test/unit/inspect.c b/deps/jemalloc/test/unit/inspect.c new file mode 100644 index 0000000..fe59e59 --- /dev/null +++ b/deps/jemalloc/test/unit/inspect.c @@ -0,0 +1,278 @@ +#include "test/jemalloc_test.h" + +#define TEST_UTIL_EINVAL(node, a, b, c, d, why_inval) do { \ + assert_d_eq(mallctl("experimental.utilization." node, \ + a, b, c, d), EINVAL, "Should fail when " why_inval); \ + assert_zu_eq(out_sz, out_sz_ref, \ + "Output size touched when given invalid arguments"); \ + assert_d_eq(memcmp(out, out_ref, out_sz_ref), 0, \ + "Output content touched when given invalid arguments"); \ +} while (0) + +#define TEST_UTIL_QUERY_EINVAL(a, b, c, d, why_inval) \ + TEST_UTIL_EINVAL("query", a, b, c, d, why_inval) +#define TEST_UTIL_BATCH_EINVAL(a, b, c, d, why_inval) \ + TEST_UTIL_EINVAL("batch_query", a, b, c, d, why_inval) + +#define TEST_UTIL_VALID(node) do { \ + assert_d_eq(mallctl("experimental.utilization." node, \ + out, &out_sz, in, in_sz), 0, \ + "Should return 0 on correct arguments"); \ + expect_zu_eq(out_sz, out_sz_ref, "incorrect output size"); \ + expect_d_ne(memcmp(out, out_ref, out_sz_ref), 0, \ + "Output content should be changed"); \ +} while (0) + +#define TEST_UTIL_BATCH_VALID TEST_UTIL_VALID("batch_query") + +#define TEST_MAX_SIZE (1 << 20) + +TEST_BEGIN(test_query) { + size_t sz; + /* + * Select some sizes that can span both small and large sizes, and are + * numerically unrelated to any size boundaries. + */ + for (sz = 7; sz <= TEST_MAX_SIZE && sz <= SC_LARGE_MAXCLASS; + sz += (sz <= SC_SMALL_MAXCLASS ? 1009 : 99989)) { + void *p = mallocx(sz, 0); + void **in = &p; + size_t in_sz = sizeof(const void *); + size_t out_sz = sizeof(void *) + sizeof(size_t) * 5; + void *out = mallocx(out_sz, 0); + void *out_ref = mallocx(out_sz, 0); + size_t out_sz_ref = out_sz; + + assert_ptr_not_null(p, + "test pointer allocation failed"); + assert_ptr_not_null(out, + "test output allocation failed"); + assert_ptr_not_null(out_ref, + "test reference output allocation failed"); + +#define SLABCUR_READ(out) (*(void **)out) +#define COUNTS(out) ((size_t *)((void **)out + 1)) +#define NFREE_READ(out) COUNTS(out)[0] +#define NREGS_READ(out) COUNTS(out)[1] +#define SIZE_READ(out) COUNTS(out)[2] +#define BIN_NFREE_READ(out) COUNTS(out)[3] +#define BIN_NREGS_READ(out) COUNTS(out)[4] + + SLABCUR_READ(out) = NULL; + NFREE_READ(out) = NREGS_READ(out) = SIZE_READ(out) = -1; + BIN_NFREE_READ(out) = BIN_NREGS_READ(out) = -1; + memcpy(out_ref, out, out_sz); + + /* Test invalid argument(s) errors */ + TEST_UTIL_QUERY_EINVAL(NULL, &out_sz, in, in_sz, + "old is NULL"); + TEST_UTIL_QUERY_EINVAL(out, NULL, in, in_sz, + "oldlenp is NULL"); + TEST_UTIL_QUERY_EINVAL(out, &out_sz, NULL, in_sz, + "newp is NULL"); + TEST_UTIL_QUERY_EINVAL(out, &out_sz, in, 0, + "newlen is zero"); + in_sz -= 1; + TEST_UTIL_QUERY_EINVAL(out, &out_sz, in, in_sz, + "invalid newlen"); + in_sz += 1; + out_sz_ref = out_sz -= 2 * sizeof(size_t); + TEST_UTIL_QUERY_EINVAL(out, &out_sz, in, in_sz, + "invalid *oldlenp"); + out_sz_ref = out_sz += 2 * sizeof(size_t); + + /* Examine output for valid call */ + TEST_UTIL_VALID("query"); + expect_zu_le(sz, SIZE_READ(out), + "Extent size should be at least allocation size"); + expect_zu_eq(SIZE_READ(out) & (PAGE - 1), 0, + "Extent size should be a multiple of page size"); + + /* + * We don't do much bin checking if prof is on, since profiling + * can produce extents that are for small size classes but not + * slabs, which interferes with things like region counts. + */ + if (!opt_prof && sz <= SC_SMALL_MAXCLASS) { + expect_zu_le(NFREE_READ(out), NREGS_READ(out), + "Extent free count exceeded region count"); + expect_zu_le(NREGS_READ(out), SIZE_READ(out), + "Extent region count exceeded size"); + expect_zu_ne(NREGS_READ(out), 0, + "Extent region count must be positive"); + expect_true(NFREE_READ(out) == 0 || (SLABCUR_READ(out) + != NULL && SLABCUR_READ(out) <= p), + "Allocation should follow first fit principle"); + + if (config_stats) { + expect_zu_le(BIN_NFREE_READ(out), + BIN_NREGS_READ(out), + "Bin free count exceeded region count"); + expect_zu_ne(BIN_NREGS_READ(out), 0, + "Bin region count must be positive"); + expect_zu_le(NFREE_READ(out), + BIN_NFREE_READ(out), + "Extent free count exceeded bin free count"); + expect_zu_le(NREGS_READ(out), + BIN_NREGS_READ(out), + "Extent region count exceeded " + "bin region count"); + expect_zu_eq(BIN_NREGS_READ(out) + % NREGS_READ(out), 0, + "Bin region count isn't a multiple of " + "extent region count"); + expect_zu_le( + BIN_NFREE_READ(out) - NFREE_READ(out), + BIN_NREGS_READ(out) - NREGS_READ(out), + "Free count in other extents in the bin " + "exceeded region count in other extents " + "in the bin"); + expect_zu_le(NREGS_READ(out) - NFREE_READ(out), + BIN_NREGS_READ(out) - BIN_NFREE_READ(out), + "Extent utilized count exceeded " + "bin utilized count"); + } + } else if (sz > SC_SMALL_MAXCLASS) { + expect_zu_eq(NFREE_READ(out), 0, + "Extent free count should be zero"); + expect_zu_eq(NREGS_READ(out), 1, + "Extent region count should be one"); + expect_ptr_null(SLABCUR_READ(out), + "Current slab must be null for large size classes"); + if (config_stats) { + expect_zu_eq(BIN_NFREE_READ(out), 0, + "Bin free count must be zero for " + "large sizes"); + expect_zu_eq(BIN_NREGS_READ(out), 0, + "Bin region count must be zero for " + "large sizes"); + } + } + +#undef BIN_NREGS_READ +#undef BIN_NFREE_READ +#undef SIZE_READ +#undef NREGS_READ +#undef NFREE_READ +#undef COUNTS +#undef SLABCUR_READ + + free(out_ref); + free(out); + free(p); + } +} +TEST_END + +TEST_BEGIN(test_batch) { + size_t sz; + /* + * Select some sizes that can span both small and large sizes, and are + * numerically unrelated to any size boundaries. + */ + for (sz = 17; sz <= TEST_MAX_SIZE && sz <= SC_LARGE_MAXCLASS; + sz += (sz <= SC_SMALL_MAXCLASS ? 1019 : 99991)) { + void *p = mallocx(sz, 0); + void *q = mallocx(sz, 0); + void *in[] = {p, q}; + size_t in_sz = sizeof(const void *) * 2; + size_t out[] = {-1, -1, -1, -1, -1, -1}; + size_t out_sz = sizeof(size_t) * 6; + size_t out_ref[] = {-1, -1, -1, -1, -1, -1}; + size_t out_sz_ref = out_sz; + + assert_ptr_not_null(p, "test pointer allocation failed"); + assert_ptr_not_null(q, "test pointer allocation failed"); + + /* Test invalid argument(s) errors */ + TEST_UTIL_BATCH_EINVAL(NULL, &out_sz, in, in_sz, + "old is NULL"); + TEST_UTIL_BATCH_EINVAL(out, NULL, in, in_sz, + "oldlenp is NULL"); + TEST_UTIL_BATCH_EINVAL(out, &out_sz, NULL, in_sz, + "newp is NULL"); + TEST_UTIL_BATCH_EINVAL(out, &out_sz, in, 0, + "newlen is zero"); + in_sz -= 1; + TEST_UTIL_BATCH_EINVAL(out, &out_sz, in, in_sz, + "newlen is not an exact multiple"); + in_sz += 1; + out_sz_ref = out_sz -= 2 * sizeof(size_t); + TEST_UTIL_BATCH_EINVAL(out, &out_sz, in, in_sz, + "*oldlenp is not an exact multiple"); + out_sz_ref = out_sz += 2 * sizeof(size_t); + in_sz -= sizeof(const void *); + TEST_UTIL_BATCH_EINVAL(out, &out_sz, in, in_sz, + "*oldlenp and newlen do not match"); + in_sz += sizeof(const void *); + + /* Examine output for valid calls */ +#define TEST_EQUAL_REF(i, message) \ + assert_d_eq(memcmp(out + (i) * 3, out_ref + (i) * 3, 3), 0, message) + +#define NFREE_READ(out, i) out[(i) * 3] +#define NREGS_READ(out, i) out[(i) * 3 + 1] +#define SIZE_READ(out, i) out[(i) * 3 + 2] + + out_sz_ref = out_sz /= 2; + in_sz /= 2; + TEST_UTIL_BATCH_VALID; + expect_zu_le(sz, SIZE_READ(out, 0), + "Extent size should be at least allocation size"); + expect_zu_eq(SIZE_READ(out, 0) & (PAGE - 1), 0, + "Extent size should be a multiple of page size"); + /* + * See the corresponding comment in test_query; profiling breaks + * our slab count expectations. + */ + if (sz <= SC_SMALL_MAXCLASS && !opt_prof) { + expect_zu_le(NFREE_READ(out, 0), NREGS_READ(out, 0), + "Extent free count exceeded region count"); + expect_zu_le(NREGS_READ(out, 0), SIZE_READ(out, 0), + "Extent region count exceeded size"); + expect_zu_ne(NREGS_READ(out, 0), 0, + "Extent region count must be positive"); + } else if (sz > SC_SMALL_MAXCLASS) { + expect_zu_eq(NFREE_READ(out, 0), 0, + "Extent free count should be zero"); + expect_zu_eq(NREGS_READ(out, 0), 1, + "Extent region count should be one"); + } + TEST_EQUAL_REF(1, + "Should not overwrite content beyond what's needed"); + in_sz *= 2; + out_sz_ref = out_sz *= 2; + + memcpy(out_ref, out, 3 * sizeof(size_t)); + TEST_UTIL_BATCH_VALID; + TEST_EQUAL_REF(0, "Statistics should be stable across calls"); + if (sz <= SC_SMALL_MAXCLASS) { + expect_zu_le(NFREE_READ(out, 1), NREGS_READ(out, 1), + "Extent free count exceeded region count"); + } else { + expect_zu_eq(NFREE_READ(out, 0), 0, + "Extent free count should be zero"); + } + expect_zu_eq(NREGS_READ(out, 0), NREGS_READ(out, 1), + "Extent region count should be same for same region size"); + expect_zu_eq(SIZE_READ(out, 0), SIZE_READ(out, 1), + "Extent size should be same for same region size"); + +#undef SIZE_READ +#undef NREGS_READ +#undef NFREE_READ + +#undef TEST_EQUAL_REF + + free(q); + free(p); + } +} +TEST_END + +int +main(void) { + assert_zu_lt(SC_SMALL_MAXCLASS + 100000, TEST_MAX_SIZE, + "Test case cannot cover large classes"); + return test(test_query, test_batch); +} diff --git a/deps/jemalloc/test/unit/inspect.sh b/deps/jemalloc/test/unit/inspect.sh new file mode 100644 index 0000000..352d110 --- /dev/null +++ b/deps/jemalloc/test/unit/inspect.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:false" +fi diff --git a/deps/jemalloc/test/unit/junk.c b/deps/jemalloc/test/unit/junk.c new file mode 100644 index 0000000..543092f --- /dev/null +++ b/deps/jemalloc/test/unit/junk.c @@ -0,0 +1,195 @@ +#include "test/jemalloc_test.h" + +#define arraylen(arr) (sizeof(arr)/sizeof(arr[0])) +static size_t ptr_ind; +static void *volatile ptrs[100]; +static void *last_junked_ptr; +static size_t last_junked_usize; + +static void +reset() { + ptr_ind = 0; + last_junked_ptr = NULL; + last_junked_usize = 0; +} + +static void +test_junk(void *ptr, size_t usize) { + last_junked_ptr = ptr; + last_junked_usize = usize; +} + +static void +do_allocs(size_t size, bool zero, size_t lg_align) { +#define JUNK_ALLOC(...) \ + do { \ + assert(ptr_ind + 1 < arraylen(ptrs)); \ + void *ptr = __VA_ARGS__; \ + assert_ptr_not_null(ptr, ""); \ + ptrs[ptr_ind++] = ptr; \ + if (opt_junk_alloc && !zero) { \ + expect_ptr_eq(ptr, last_junked_ptr, ""); \ + expect_zu_eq(last_junked_usize, \ + TEST_MALLOC_SIZE(ptr), ""); \ + } \ + } while (0) + if (!zero && lg_align == 0) { + JUNK_ALLOC(malloc(size)); + } + if (!zero) { + JUNK_ALLOC(aligned_alloc(1 << lg_align, size)); + } +#ifdef JEMALLOC_OVERRIDE_MEMALIGN + if (!zero) { + JUNK_ALLOC(je_memalign(1 << lg_align, size)); + } +#endif +#ifdef JEMALLOC_OVERRIDE_VALLOC + if (!zero && lg_align == LG_PAGE) { + JUNK_ALLOC(je_valloc(size)); + } +#endif + int zero_flag = zero ? MALLOCX_ZERO : 0; + JUNK_ALLOC(mallocx(size, zero_flag | MALLOCX_LG_ALIGN(lg_align))); + JUNK_ALLOC(mallocx(size, zero_flag | MALLOCX_LG_ALIGN(lg_align) + | MALLOCX_TCACHE_NONE)); + if (lg_align >= LG_SIZEOF_PTR) { + void *memalign_result; + int err = posix_memalign(&memalign_result, (1 << lg_align), + size); + assert_d_eq(err, 0, ""); + JUNK_ALLOC(memalign_result); + } +} + +TEST_BEGIN(test_junk_alloc_free) { + bool zerovals[] = {false, true}; + size_t sizevals[] = { + 1, 8, 100, 1000, 100*1000 + /* + * Memory allocation failure is a real possibility in 32-bit mode. + * Rather than try to check in the face of resource exhaustion, we just + * rely more on the 64-bit tests. This is a little bit white-box-y in + * the sense that this is only a good test strategy if we know that the + * junk pathways don't touch interact with the allocation selection + * mechanisms; but this is in fact the case. + */ +#if LG_SIZEOF_PTR == 3 + , 10 * 1000 * 1000 +#endif + }; + size_t lg_alignvals[] = { + 0, 4, 10, 15, 16, LG_PAGE +#if LG_SIZEOF_PTR == 3 + , 20, 24 +#endif + }; + +#define JUNK_FREE(...) \ + do { \ + do_allocs(size, zero, lg_align); \ + for (size_t n = 0; n < ptr_ind; n++) { \ + void *ptr = ptrs[n]; \ + __VA_ARGS__; \ + if (opt_junk_free) { \ + assert_ptr_eq(ptr, last_junked_ptr, \ + ""); \ + assert_zu_eq(usize, last_junked_usize, \ + ""); \ + } \ + reset(); \ + } \ + } while (0) + for (size_t i = 0; i < arraylen(zerovals); i++) { + for (size_t j = 0; j < arraylen(sizevals); j++) { + for (size_t k = 0; k < arraylen(lg_alignvals); k++) { + bool zero = zerovals[i]; + size_t size = sizevals[j]; + size_t lg_align = lg_alignvals[k]; + size_t usize = nallocx(size, + MALLOCX_LG_ALIGN(lg_align)); + + JUNK_FREE(free(ptr)); + JUNK_FREE(dallocx(ptr, 0)); + JUNK_FREE(dallocx(ptr, MALLOCX_TCACHE_NONE)); + JUNK_FREE(dallocx(ptr, MALLOCX_LG_ALIGN( + lg_align))); + JUNK_FREE(sdallocx(ptr, usize, MALLOCX_LG_ALIGN( + lg_align))); + JUNK_FREE(sdallocx(ptr, usize, + MALLOCX_TCACHE_NONE | MALLOCX_LG_ALIGN(lg_align))); + if (opt_zero_realloc_action + == zero_realloc_action_free) { + JUNK_FREE(realloc(ptr, 0)); + } + } + } + } +} +TEST_END + +TEST_BEGIN(test_realloc_expand) { + char *volatile ptr; + char *volatile expanded; + + test_skip_if(!opt_junk_alloc); + + /* Realloc */ + ptr = malloc(SC_SMALL_MAXCLASS); + expanded = realloc(ptr, SC_LARGE_MINCLASS); + expect_ptr_eq(last_junked_ptr, &expanded[SC_SMALL_MAXCLASS], ""); + expect_zu_eq(last_junked_usize, + SC_LARGE_MINCLASS - SC_SMALL_MAXCLASS, ""); + free(expanded); + + /* rallocx(..., 0) */ + ptr = malloc(SC_SMALL_MAXCLASS); + expanded = rallocx(ptr, SC_LARGE_MINCLASS, 0); + expect_ptr_eq(last_junked_ptr, &expanded[SC_SMALL_MAXCLASS], ""); + expect_zu_eq(last_junked_usize, + SC_LARGE_MINCLASS - SC_SMALL_MAXCLASS, ""); + free(expanded); + + /* rallocx(..., nonzero) */ + ptr = malloc(SC_SMALL_MAXCLASS); + expanded = rallocx(ptr, SC_LARGE_MINCLASS, MALLOCX_TCACHE_NONE); + expect_ptr_eq(last_junked_ptr, &expanded[SC_SMALL_MAXCLASS], ""); + expect_zu_eq(last_junked_usize, + SC_LARGE_MINCLASS - SC_SMALL_MAXCLASS, ""); + free(expanded); + + /* rallocx(..., MALLOCX_ZERO) */ + ptr = malloc(SC_SMALL_MAXCLASS); + last_junked_ptr = (void *)-1; + last_junked_usize = (size_t)-1; + expanded = rallocx(ptr, SC_LARGE_MINCLASS, MALLOCX_ZERO); + expect_ptr_eq(last_junked_ptr, (void *)-1, ""); + expect_zu_eq(last_junked_usize, (size_t)-1, ""); + free(expanded); + + /* + * Unfortunately, testing xallocx reliably is difficult to do portably + * (since allocations can be expanded / not expanded differently on + * different platforms. We rely on manual inspection there -- the + * xallocx pathway is easy to inspect, though. + * + * Likewise, we don't test the shrinking pathways. It's difficult to do + * so consistently (because of the risk of split failure or memory + * exhaustion, in which case no junking should happen). This is fine + * -- junking is a best-effort debug mechanism in the first place. + */ +} +TEST_END + +int +main(void) { + junk_alloc_callback = &test_junk; + junk_free_callback = &test_junk; + /* + * We check the last pointer junked. If a reentrant call happens, that + * might be an internal allocation. + */ + return test_no_reentrancy( + test_junk_alloc_free, + test_realloc_expand); +} diff --git a/deps/jemalloc/test/unit/junk.sh b/deps/jemalloc/test/unit/junk.sh new file mode 100644 index 0000000..97cd8ca --- /dev/null +++ b/deps/jemalloc/test/unit/junk.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_fill}" = "x1" ] ; then + export MALLOC_CONF="abort:false,zero:false,junk:true" +fi diff --git a/deps/jemalloc/test/unit/junk_alloc.c b/deps/jemalloc/test/unit/junk_alloc.c new file mode 100644 index 0000000..a442a0c --- /dev/null +++ b/deps/jemalloc/test/unit/junk_alloc.c @@ -0,0 +1 @@ +#include "junk.c" diff --git a/deps/jemalloc/test/unit/junk_alloc.sh b/deps/jemalloc/test/unit/junk_alloc.sh new file mode 100644 index 0000000..e1008c2 --- /dev/null +++ b/deps/jemalloc/test/unit/junk_alloc.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_fill}" = "x1" ] ; then + export MALLOC_CONF="abort:false,zero:false,junk:alloc" +fi diff --git a/deps/jemalloc/test/unit/junk_free.c b/deps/jemalloc/test/unit/junk_free.c new file mode 100644 index 0000000..a442a0c --- /dev/null +++ b/deps/jemalloc/test/unit/junk_free.c @@ -0,0 +1 @@ +#include "junk.c" diff --git a/deps/jemalloc/test/unit/junk_free.sh b/deps/jemalloc/test/unit/junk_free.sh new file mode 100644 index 0000000..402196c --- /dev/null +++ b/deps/jemalloc/test/unit/junk_free.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_fill}" = "x1" ] ; then + export MALLOC_CONF="abort:false,zero:false,junk:free" +fi diff --git a/deps/jemalloc/test/unit/log.c b/deps/jemalloc/test/unit/log.c new file mode 100644 index 0000000..c09b589 --- /dev/null +++ b/deps/jemalloc/test/unit/log.c @@ -0,0 +1,198 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/log.h" + +static void +update_log_var_names(const char *names) { + strncpy(log_var_names, names, sizeof(log_var_names)); +} + +static void +expect_no_logging(const char *names) { + log_var_t log_l1 = LOG_VAR_INIT("l1"); + log_var_t log_l2 = LOG_VAR_INIT("l2"); + log_var_t log_l2_a = LOG_VAR_INIT("l2.a"); + + update_log_var_names(names); + + int count = 0; + + for (int i = 0; i < 10; i++) { + log_do_begin(log_l1) + count++; + log_do_end(log_l1) + + log_do_begin(log_l2) + count++; + log_do_end(log_l2) + + log_do_begin(log_l2_a) + count++; + log_do_end(log_l2_a) + } + expect_d_eq(count, 0, "Disabled logging not ignored!"); +} + +TEST_BEGIN(test_log_disabled) { + test_skip_if(!config_log); + atomic_store_b(&log_init_done, true, ATOMIC_RELAXED); + expect_no_logging(""); + expect_no_logging("abc"); + expect_no_logging("a.b.c"); + expect_no_logging("l12"); + expect_no_logging("l123|a456|b789"); + expect_no_logging("|||"); +} +TEST_END + +TEST_BEGIN(test_log_enabled_direct) { + test_skip_if(!config_log); + atomic_store_b(&log_init_done, true, ATOMIC_RELAXED); + log_var_t log_l1 = LOG_VAR_INIT("l1"); + log_var_t log_l1_a = LOG_VAR_INIT("l1.a"); + log_var_t log_l2 = LOG_VAR_INIT("l2"); + + int count; + + count = 0; + update_log_var_names("l1"); + for (int i = 0; i < 10; i++) { + log_do_begin(log_l1) + count++; + log_do_end(log_l1) + } + expect_d_eq(count, 10, "Mis-logged!"); + + count = 0; + update_log_var_names("l1.a"); + for (int i = 0; i < 10; i++) { + log_do_begin(log_l1_a) + count++; + log_do_end(log_l1_a) + } + expect_d_eq(count, 10, "Mis-logged!"); + + count = 0; + update_log_var_names("l1.a|abc|l2|def"); + for (int i = 0; i < 10; i++) { + log_do_begin(log_l1_a) + count++; + log_do_end(log_l1_a) + + log_do_begin(log_l2) + count++; + log_do_end(log_l2) + } + expect_d_eq(count, 20, "Mis-logged!"); +} +TEST_END + +TEST_BEGIN(test_log_enabled_indirect) { + test_skip_if(!config_log); + atomic_store_b(&log_init_done, true, ATOMIC_RELAXED); + update_log_var_names("l0|l1|abc|l2.b|def"); + + /* On. */ + log_var_t log_l1 = LOG_VAR_INIT("l1"); + /* Off. */ + log_var_t log_l1a = LOG_VAR_INIT("l1a"); + /* On. */ + log_var_t log_l1_a = LOG_VAR_INIT("l1.a"); + /* Off. */ + log_var_t log_l2_a = LOG_VAR_INIT("l2.a"); + /* On. */ + log_var_t log_l2_b_a = LOG_VAR_INIT("l2.b.a"); + /* On. */ + log_var_t log_l2_b_b = LOG_VAR_INIT("l2.b.b"); + + /* 4 are on total, so should sum to 40. */ + int count = 0; + for (int i = 0; i < 10; i++) { + log_do_begin(log_l1) + count++; + log_do_end(log_l1) + + log_do_begin(log_l1a) + count++; + log_do_end(log_l1a) + + log_do_begin(log_l1_a) + count++; + log_do_end(log_l1_a) + + log_do_begin(log_l2_a) + count++; + log_do_end(log_l2_a) + + log_do_begin(log_l2_b_a) + count++; + log_do_end(log_l2_b_a) + + log_do_begin(log_l2_b_b) + count++; + log_do_end(log_l2_b_b) + } + + expect_d_eq(count, 40, "Mis-logged!"); +} +TEST_END + +TEST_BEGIN(test_log_enabled_global) { + test_skip_if(!config_log); + atomic_store_b(&log_init_done, true, ATOMIC_RELAXED); + update_log_var_names("abc|.|def"); + + log_var_t log_l1 = LOG_VAR_INIT("l1"); + log_var_t log_l2_a_a = LOG_VAR_INIT("l2.a.a"); + + int count = 0; + for (int i = 0; i < 10; i++) { + log_do_begin(log_l1) + count++; + log_do_end(log_l1) + + log_do_begin(log_l2_a_a) + count++; + log_do_end(log_l2_a_a) + } + expect_d_eq(count, 20, "Mis-logged!"); +} +TEST_END + +TEST_BEGIN(test_logs_if_no_init) { + test_skip_if(!config_log); + atomic_store_b(&log_init_done, false, ATOMIC_RELAXED); + + log_var_t l = LOG_VAR_INIT("definitely.not.enabled"); + + int count = 0; + for (int i = 0; i < 10; i++) { + log_do_begin(l) + count++; + log_do_end(l) + } + expect_d_eq(count, 0, "Logging shouldn't happen if not initialized."); +} +TEST_END + +/* + * This really just checks to make sure that this usage compiles; we don't have + * any test code to run. + */ +TEST_BEGIN(test_log_only_format_string) { + if (false) { + LOG("log_str", "No arguments follow this format string."); + } +} +TEST_END + +int +main(void) { + return test( + test_log_disabled, + test_log_enabled_direct, + test_log_enabled_indirect, + test_log_enabled_global, + test_logs_if_no_init, + test_log_only_format_string); +} diff --git a/deps/jemalloc/test/unit/mallctl.c b/deps/jemalloc/test/unit/mallctl.c new file mode 100644 index 0000000..6efc8f1 --- /dev/null +++ b/deps/jemalloc/test/unit/mallctl.c @@ -0,0 +1,1274 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/ctl.h" +#include "jemalloc/internal/hook.h" +#include "jemalloc/internal/util.h" + +TEST_BEGIN(test_mallctl_errors) { + uint64_t epoch; + size_t sz; + + expect_d_eq(mallctl("no_such_name", NULL, NULL, NULL, 0), ENOENT, + "mallctl() should return ENOENT for non-existent names"); + + expect_d_eq(mallctl("version", NULL, NULL, "0.0.0", strlen("0.0.0")), + EPERM, "mallctl() should return EPERM on attempt to write " + "read-only value"); + + expect_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, + sizeof(epoch)-1), EINVAL, + "mallctl() should return EINVAL for input size mismatch"); + expect_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, + sizeof(epoch)+1), EINVAL, + "mallctl() should return EINVAL for input size mismatch"); + + sz = sizeof(epoch)-1; + expect_d_eq(mallctl("epoch", (void *)&epoch, &sz, NULL, 0), EINVAL, + "mallctl() should return EINVAL for output size mismatch"); + sz = sizeof(epoch)+1; + expect_d_eq(mallctl("epoch", (void *)&epoch, &sz, NULL, 0), EINVAL, + "mallctl() should return EINVAL for output size mismatch"); +} +TEST_END + +TEST_BEGIN(test_mallctlnametomib_errors) { + size_t mib[1]; + size_t miblen; + + miblen = sizeof(mib)/sizeof(size_t); + expect_d_eq(mallctlnametomib("no_such_name", mib, &miblen), ENOENT, + "mallctlnametomib() should return ENOENT for non-existent names"); +} +TEST_END + +TEST_BEGIN(test_mallctlbymib_errors) { + uint64_t epoch; + size_t sz; + size_t mib[1]; + size_t miblen; + + miblen = sizeof(mib)/sizeof(size_t); + expect_d_eq(mallctlnametomib("version", mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, "0.0.0", + strlen("0.0.0")), EPERM, "mallctl() should return EPERM on " + "attempt to write read-only value"); + + miblen = sizeof(mib)/sizeof(size_t); + expect_d_eq(mallctlnametomib("epoch", mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, (void *)&epoch, + sizeof(epoch)-1), EINVAL, + "mallctlbymib() should return EINVAL for input size mismatch"); + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, (void *)&epoch, + sizeof(epoch)+1), EINVAL, + "mallctlbymib() should return EINVAL for input size mismatch"); + + sz = sizeof(epoch)-1; + expect_d_eq(mallctlbymib(mib, miblen, (void *)&epoch, &sz, NULL, 0), + EINVAL, + "mallctlbymib() should return EINVAL for output size mismatch"); + sz = sizeof(epoch)+1; + expect_d_eq(mallctlbymib(mib, miblen, (void *)&epoch, &sz, NULL, 0), + EINVAL, + "mallctlbymib() should return EINVAL for output size mismatch"); +} +TEST_END + +TEST_BEGIN(test_mallctl_read_write) { + uint64_t old_epoch, new_epoch; + size_t sz = sizeof(old_epoch); + + /* Blind. */ + expect_d_eq(mallctl("epoch", NULL, NULL, NULL, 0), 0, + "Unexpected mallctl() failure"); + expect_zu_eq(sz, sizeof(old_epoch), "Unexpected output size"); + + /* Read. */ + expect_d_eq(mallctl("epoch", (void *)&old_epoch, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + expect_zu_eq(sz, sizeof(old_epoch), "Unexpected output size"); + + /* Write. */ + expect_d_eq(mallctl("epoch", NULL, NULL, (void *)&new_epoch, + sizeof(new_epoch)), 0, "Unexpected mallctl() failure"); + expect_zu_eq(sz, sizeof(old_epoch), "Unexpected output size"); + + /* Read+write. */ + expect_d_eq(mallctl("epoch", (void *)&old_epoch, &sz, + (void *)&new_epoch, sizeof(new_epoch)), 0, + "Unexpected mallctl() failure"); + expect_zu_eq(sz, sizeof(old_epoch), "Unexpected output size"); +} +TEST_END + +TEST_BEGIN(test_mallctlnametomib_short_mib) { + size_t mib[4]; + size_t miblen; + + miblen = 3; + mib[3] = 42; + expect_d_eq(mallctlnametomib("arenas.bin.0.nregs", mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + expect_zu_eq(miblen, 3, "Unexpected mib output length"); + expect_zu_eq(mib[3], 42, + "mallctlnametomib() wrote past the end of the input mib"); +} +TEST_END + +TEST_BEGIN(test_mallctlnametomib_short_name) { + size_t mib[4]; + size_t miblen; + + miblen = 4; + mib[3] = 42; + expect_d_eq(mallctlnametomib("arenas.bin.0", mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + expect_zu_eq(miblen, 3, "Unexpected mib output length"); + expect_zu_eq(mib[3], 42, + "mallctlnametomib() wrote past the end of the input mib"); +} +TEST_END + +TEST_BEGIN(test_mallctlmibnametomib) { + size_t mib[4]; + size_t miblen = 4; + uint32_t result, result_ref; + size_t len_result = sizeof(uint32_t); + + tsd_t *tsd = tsd_fetch(); + + /* Error cases */ + assert_d_eq(ctl_mibnametomib(tsd, mib, 0, "bob", &miblen), ENOENT, ""); + assert_zu_eq(miblen, 4, ""); + assert_d_eq(ctl_mibnametomib(tsd, mib, 0, "9999", &miblen), ENOENT, ""); + assert_zu_eq(miblen, 4, ""); + + /* Valid case. */ + assert_d_eq(ctl_mibnametomib(tsd, mib, 0, "arenas", &miblen), 0, ""); + assert_zu_eq(miblen, 1, ""); + miblen = 4; + assert_d_eq(ctl_mibnametomib(tsd, mib, 1, "bin", &miblen), 0, ""); + assert_zu_eq(miblen, 2, ""); + expect_d_eq(mallctlbymib(mib, miblen, &result, &len_result, NULL, 0), + ENOENT, "mallctlbymib() should fail on partial path"); + + /* Error cases. */ + miblen = 4; + assert_d_eq(ctl_mibnametomib(tsd, mib, 2, "bob", &miblen), ENOENT, ""); + assert_zu_eq(miblen, 4, ""); + assert_d_eq(ctl_mibnametomib(tsd, mib, 2, "9999", &miblen), ENOENT, ""); + assert_zu_eq(miblen, 4, ""); + + /* Valid case. */ + assert_d_eq(ctl_mibnametomib(tsd, mib, 2, "0", &miblen), 0, ""); + assert_zu_eq(miblen, 3, ""); + expect_d_eq(mallctlbymib(mib, miblen, &result, &len_result, NULL, 0), + ENOENT, "mallctlbymib() should fail on partial path"); + + /* Error cases. */ + miblen = 4; + assert_d_eq(ctl_mibnametomib(tsd, mib, 3, "bob", &miblen), ENOENT, ""); + assert_zu_eq(miblen, 4, ""); + assert_d_eq(ctl_mibnametomib(tsd, mib, 3, "9999", &miblen), ENOENT, ""); + assert_zu_eq(miblen, 4, ""); + + /* Valid case. */ + assert_d_eq(ctl_mibnametomib(tsd, mib, 3, "nregs", &miblen), 0, ""); + assert_zu_eq(miblen, 4, ""); + assert_d_eq(mallctlbymib(mib, miblen, &result, &len_result, NULL, 0), + 0, "Unexpected mallctlbymib() failure"); + assert_d_eq(mallctl("arenas.bin.0.nregs", &result_ref, &len_result, + NULL, 0), 0, "Unexpected mallctl() failure"); + expect_zu_eq(result, result_ref, + "mallctlbymib() and mallctl() returned different result"); +} +TEST_END + +TEST_BEGIN(test_mallctlbymibname) { + size_t mib[4]; + size_t miblen = 4; + uint32_t result, result_ref; + size_t len_result = sizeof(uint32_t); + + tsd_t *tsd = tsd_fetch(); + + /* Error cases. */ + + assert_d_eq(mallctlnametomib("arenas", mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + assert_zu_eq(miblen, 1, ""); + + miblen = 4; + assert_d_eq(ctl_bymibname(tsd, mib, 1, "bin.0", &miblen, + &result, &len_result, NULL, 0), ENOENT, ""); + miblen = 4; + assert_d_eq(ctl_bymibname(tsd, mib, 1, "bin.0.bob", &miblen, + &result, &len_result, NULL, 0), ENOENT, ""); + assert_zu_eq(miblen, 4, ""); + + /* Valid cases. */ + + assert_d_eq(mallctl("arenas.bin.0.nregs", &result_ref, &len_result, + NULL, 0), 0, "Unexpected mallctl() failure"); + miblen = 4; + + assert_d_eq(ctl_bymibname(tsd, mib, 0, "arenas.bin.0.nregs", &miblen, + &result, &len_result, NULL, 0), 0, ""); + assert_zu_eq(miblen, 4, ""); + expect_zu_eq(result, result_ref, "Unexpected result"); + + assert_d_eq(ctl_bymibname(tsd, mib, 1, "bin.0.nregs", &miblen, &result, + &len_result, NULL, 0), 0, ""); + assert_zu_eq(miblen, 4, ""); + expect_zu_eq(result, result_ref, "Unexpected result"); + + assert_d_eq(ctl_bymibname(tsd, mib, 2, "0.nregs", &miblen, &result, + &len_result, NULL, 0), 0, ""); + assert_zu_eq(miblen, 4, ""); + expect_zu_eq(result, result_ref, "Unexpected result"); + + assert_d_eq(ctl_bymibname(tsd, mib, 3, "nregs", &miblen, &result, + &len_result, NULL, 0), 0, ""); + assert_zu_eq(miblen, 4, ""); + expect_zu_eq(result, result_ref, "Unexpected result"); +} +TEST_END + +TEST_BEGIN(test_mallctl_config) { +#define TEST_MALLCTL_CONFIG(config, t) do { \ + t oldval; \ + size_t sz = sizeof(oldval); \ + expect_d_eq(mallctl("config."#config, (void *)&oldval, &sz, \ + NULL, 0), 0, "Unexpected mallctl() failure"); \ + expect_b_eq(oldval, config_##config, "Incorrect config value"); \ + expect_zu_eq(sz, sizeof(oldval), "Unexpected output size"); \ +} while (0) + + TEST_MALLCTL_CONFIG(cache_oblivious, bool); + TEST_MALLCTL_CONFIG(debug, bool); + TEST_MALLCTL_CONFIG(fill, bool); + TEST_MALLCTL_CONFIG(lazy_lock, bool); + TEST_MALLCTL_CONFIG(malloc_conf, const char *); + TEST_MALLCTL_CONFIG(prof, bool); + TEST_MALLCTL_CONFIG(prof_libgcc, bool); + TEST_MALLCTL_CONFIG(prof_libunwind, bool); + TEST_MALLCTL_CONFIG(stats, bool); + TEST_MALLCTL_CONFIG(utrace, bool); + TEST_MALLCTL_CONFIG(xmalloc, bool); + +#undef TEST_MALLCTL_CONFIG +} +TEST_END + +TEST_BEGIN(test_mallctl_opt) { + bool config_always = true; + +#define TEST_MALLCTL_OPT(t, opt, config) do { \ + t oldval; \ + size_t sz = sizeof(oldval); \ + int expected = config_##config ? 0 : ENOENT; \ + int result = mallctl("opt."#opt, (void *)&oldval, &sz, NULL, \ + 0); \ + expect_d_eq(result, expected, \ + "Unexpected mallctl() result for opt."#opt); \ + expect_zu_eq(sz, sizeof(oldval), "Unexpected output size"); \ +} while (0) + + TEST_MALLCTL_OPT(bool, abort, always); + TEST_MALLCTL_OPT(bool, abort_conf, always); + TEST_MALLCTL_OPT(bool, cache_oblivious, always); + TEST_MALLCTL_OPT(bool, trust_madvise, always); + TEST_MALLCTL_OPT(bool, confirm_conf, always); + TEST_MALLCTL_OPT(const char *, metadata_thp, always); + TEST_MALLCTL_OPT(bool, retain, always); + TEST_MALLCTL_OPT(const char *, dss, always); + TEST_MALLCTL_OPT(bool, hpa, always); + TEST_MALLCTL_OPT(size_t, hpa_slab_max_alloc, always); + TEST_MALLCTL_OPT(size_t, hpa_sec_nshards, always); + TEST_MALLCTL_OPT(size_t, hpa_sec_max_alloc, always); + TEST_MALLCTL_OPT(size_t, hpa_sec_max_bytes, always); + TEST_MALLCTL_OPT(size_t, hpa_sec_bytes_after_flush, always); + TEST_MALLCTL_OPT(size_t, hpa_sec_batch_fill_extra, always); + TEST_MALLCTL_OPT(unsigned, narenas, always); + TEST_MALLCTL_OPT(const char *, percpu_arena, always); + TEST_MALLCTL_OPT(size_t, oversize_threshold, always); + TEST_MALLCTL_OPT(bool, background_thread, always); + TEST_MALLCTL_OPT(ssize_t, dirty_decay_ms, always); + TEST_MALLCTL_OPT(ssize_t, muzzy_decay_ms, always); + TEST_MALLCTL_OPT(bool, stats_print, always); + TEST_MALLCTL_OPT(const char *, stats_print_opts, always); + TEST_MALLCTL_OPT(int64_t, stats_interval, always); + TEST_MALLCTL_OPT(const char *, stats_interval_opts, always); + TEST_MALLCTL_OPT(const char *, junk, fill); + TEST_MALLCTL_OPT(bool, zero, fill); + TEST_MALLCTL_OPT(bool, utrace, utrace); + TEST_MALLCTL_OPT(bool, xmalloc, xmalloc); + TEST_MALLCTL_OPT(bool, tcache, always); + TEST_MALLCTL_OPT(size_t, lg_extent_max_active_fit, always); + TEST_MALLCTL_OPT(size_t, tcache_max, always); + TEST_MALLCTL_OPT(const char *, thp, always); + TEST_MALLCTL_OPT(const char *, zero_realloc, always); + TEST_MALLCTL_OPT(bool, prof, prof); + TEST_MALLCTL_OPT(const char *, prof_prefix, prof); + TEST_MALLCTL_OPT(bool, prof_active, prof); + TEST_MALLCTL_OPT(ssize_t, lg_prof_sample, prof); + TEST_MALLCTL_OPT(bool, prof_accum, prof); + TEST_MALLCTL_OPT(ssize_t, lg_prof_interval, prof); + TEST_MALLCTL_OPT(bool, prof_gdump, prof); + TEST_MALLCTL_OPT(bool, prof_final, prof); + TEST_MALLCTL_OPT(bool, prof_leak, prof); + TEST_MALLCTL_OPT(bool, prof_leak_error, prof); + TEST_MALLCTL_OPT(ssize_t, prof_recent_alloc_max, prof); + TEST_MALLCTL_OPT(bool, prof_stats, prof); + TEST_MALLCTL_OPT(bool, prof_sys_thread_name, prof); + TEST_MALLCTL_OPT(ssize_t, lg_san_uaf_align, uaf_detection); + +#undef TEST_MALLCTL_OPT +} +TEST_END + +TEST_BEGIN(test_manpage_example) { + unsigned nbins, i; + size_t mib[4]; + size_t len, miblen; + + len = sizeof(nbins); + expect_d_eq(mallctl("arenas.nbins", (void *)&nbins, &len, NULL, 0), 0, + "Unexpected mallctl() failure"); + + miblen = 4; + expect_d_eq(mallctlnametomib("arenas.bin.0.size", mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + for (i = 0; i < nbins; i++) { + size_t bin_size; + + mib[2] = i; + len = sizeof(bin_size); + expect_d_eq(mallctlbymib(mib, miblen, (void *)&bin_size, &len, + NULL, 0), 0, "Unexpected mallctlbymib() failure"); + /* Do something with bin_size... */ + } +} +TEST_END + +TEST_BEGIN(test_tcache_none) { + test_skip_if(!opt_tcache); + + /* Allocate p and q. */ + void *p0 = mallocx(42, 0); + expect_ptr_not_null(p0, "Unexpected mallocx() failure"); + void *q = mallocx(42, 0); + expect_ptr_not_null(q, "Unexpected mallocx() failure"); + + /* Deallocate p and q, but bypass the tcache for q. */ + dallocx(p0, 0); + dallocx(q, MALLOCX_TCACHE_NONE); + + /* Make sure that tcache-based allocation returns p, not q. */ + void *p1 = mallocx(42, 0); + expect_ptr_not_null(p1, "Unexpected mallocx() failure"); + if (!opt_prof && !san_uaf_detection_enabled()) { + expect_ptr_eq(p0, p1, + "Expected tcache to allocate cached region"); + } + + /* Clean up. */ + dallocx(p1, MALLOCX_TCACHE_NONE); +} +TEST_END + +TEST_BEGIN(test_tcache) { +#define NTCACHES 10 + unsigned tis[NTCACHES]; + void *ps[NTCACHES]; + void *qs[NTCACHES]; + unsigned i; + size_t sz, psz, qsz; + + psz = 42; + qsz = nallocx(psz, 0) + 1; + + /* Create tcaches. */ + for (i = 0; i < NTCACHES; i++) { + sz = sizeof(unsigned); + expect_d_eq(mallctl("tcache.create", (void *)&tis[i], &sz, NULL, + 0), 0, "Unexpected mallctl() failure, i=%u", i); + } + + /* Exercise tcache ID recycling. */ + for (i = 0; i < NTCACHES; i++) { + expect_d_eq(mallctl("tcache.destroy", NULL, NULL, + (void *)&tis[i], sizeof(unsigned)), 0, + "Unexpected mallctl() failure, i=%u", i); + } + for (i = 0; i < NTCACHES; i++) { + sz = sizeof(unsigned); + expect_d_eq(mallctl("tcache.create", (void *)&tis[i], &sz, NULL, + 0), 0, "Unexpected mallctl() failure, i=%u", i); + } + + /* Flush empty tcaches. */ + for (i = 0; i < NTCACHES; i++) { + expect_d_eq(mallctl("tcache.flush", NULL, NULL, (void *)&tis[i], + sizeof(unsigned)), 0, "Unexpected mallctl() failure, i=%u", + i); + } + + /* Cache some allocations. */ + for (i = 0; i < NTCACHES; i++) { + ps[i] = mallocx(psz, MALLOCX_TCACHE(tis[i])); + expect_ptr_not_null(ps[i], "Unexpected mallocx() failure, i=%u", + i); + dallocx(ps[i], MALLOCX_TCACHE(tis[i])); + + qs[i] = mallocx(qsz, MALLOCX_TCACHE(tis[i])); + expect_ptr_not_null(qs[i], "Unexpected mallocx() failure, i=%u", + i); + dallocx(qs[i], MALLOCX_TCACHE(tis[i])); + } + + /* Verify that tcaches allocate cached regions. */ + for (i = 0; i < NTCACHES; i++) { + void *p0 = ps[i]; + ps[i] = mallocx(psz, MALLOCX_TCACHE(tis[i])); + expect_ptr_not_null(ps[i], "Unexpected mallocx() failure, i=%u", + i); + if (!san_uaf_detection_enabled()) { + expect_ptr_eq(ps[i], p0, "Expected mallocx() to " + "allocate cached region, i=%u", i); + } + } + + /* Verify that reallocation uses cached regions. */ + for (i = 0; i < NTCACHES; i++) { + void *q0 = qs[i]; + qs[i] = rallocx(ps[i], qsz, MALLOCX_TCACHE(tis[i])); + expect_ptr_not_null(qs[i], "Unexpected rallocx() failure, i=%u", + i); + if (!san_uaf_detection_enabled()) { + expect_ptr_eq(qs[i], q0, "Expected rallocx() to " + "allocate cached region, i=%u", i); + } + /* Avoid undefined behavior in case of test failure. */ + if (qs[i] == NULL) { + qs[i] = ps[i]; + } + } + for (i = 0; i < NTCACHES; i++) { + dallocx(qs[i], MALLOCX_TCACHE(tis[i])); + } + + /* Flush some non-empty tcaches. */ + for (i = 0; i < NTCACHES/2; i++) { + expect_d_eq(mallctl("tcache.flush", NULL, NULL, (void *)&tis[i], + sizeof(unsigned)), 0, "Unexpected mallctl() failure, i=%u", + i); + } + + /* Destroy tcaches. */ + for (i = 0; i < NTCACHES; i++) { + expect_d_eq(mallctl("tcache.destroy", NULL, NULL, + (void *)&tis[i], sizeof(unsigned)), 0, + "Unexpected mallctl() failure, i=%u", i); + } +} +TEST_END + +TEST_BEGIN(test_thread_arena) { + unsigned old_arena_ind, new_arena_ind, narenas; + + const char *opa; + size_t sz = sizeof(opa); + expect_d_eq(mallctl("opt.percpu_arena", (void *)&opa, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + + sz = sizeof(unsigned); + expect_d_eq(mallctl("arenas.narenas", (void *)&narenas, &sz, NULL, 0), + 0, "Unexpected mallctl() failure"); + if (opt_oversize_threshold != 0) { + narenas--; + } + expect_u_eq(narenas, opt_narenas, "Number of arenas incorrect"); + + if (strcmp(opa, "disabled") == 0) { + new_arena_ind = narenas - 1; + expect_d_eq(mallctl("thread.arena", (void *)&old_arena_ind, &sz, + (void *)&new_arena_ind, sizeof(unsigned)), 0, + "Unexpected mallctl() failure"); + new_arena_ind = 0; + expect_d_eq(mallctl("thread.arena", (void *)&old_arena_ind, &sz, + (void *)&new_arena_ind, sizeof(unsigned)), 0, + "Unexpected mallctl() failure"); + } else { + expect_d_eq(mallctl("thread.arena", (void *)&old_arena_ind, &sz, + NULL, 0), 0, "Unexpected mallctl() failure"); + new_arena_ind = percpu_arena_ind_limit(opt_percpu_arena) - 1; + if (old_arena_ind != new_arena_ind) { + expect_d_eq(mallctl("thread.arena", + (void *)&old_arena_ind, &sz, (void *)&new_arena_ind, + sizeof(unsigned)), EPERM, "thread.arena ctl " + "should not be allowed with percpu arena"); + } + } +} +TEST_END + +TEST_BEGIN(test_arena_i_initialized) { + unsigned narenas, i; + size_t sz; + size_t mib[3]; + size_t miblen = sizeof(mib) / sizeof(size_t); + bool initialized; + + sz = sizeof(narenas); + expect_d_eq(mallctl("arenas.narenas", (void *)&narenas, &sz, NULL, 0), + 0, "Unexpected mallctl() failure"); + + expect_d_eq(mallctlnametomib("arena.0.initialized", mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + for (i = 0; i < narenas; i++) { + mib[1] = i; + sz = sizeof(initialized); + expect_d_eq(mallctlbymib(mib, miblen, &initialized, &sz, NULL, + 0), 0, "Unexpected mallctl() failure"); + } + + mib[1] = MALLCTL_ARENAS_ALL; + sz = sizeof(initialized); + expect_d_eq(mallctlbymib(mib, miblen, &initialized, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + expect_true(initialized, + "Merged arena statistics should always be initialized"); + + /* Equivalent to the above but using mallctl() directly. */ + sz = sizeof(initialized); + expect_d_eq(mallctl( + "arena." STRINGIFY(MALLCTL_ARENAS_ALL) ".initialized", + (void *)&initialized, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + expect_true(initialized, + "Merged arena statistics should always be initialized"); +} +TEST_END + +TEST_BEGIN(test_arena_i_dirty_decay_ms) { + ssize_t dirty_decay_ms, orig_dirty_decay_ms, prev_dirty_decay_ms; + size_t sz = sizeof(ssize_t); + + expect_d_eq(mallctl("arena.0.dirty_decay_ms", + (void *)&orig_dirty_decay_ms, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + + dirty_decay_ms = -2; + expect_d_eq(mallctl("arena.0.dirty_decay_ms", NULL, NULL, + (void *)&dirty_decay_ms, sizeof(ssize_t)), EFAULT, + "Unexpected mallctl() success"); + + dirty_decay_ms = 0x7fffffff; + expect_d_eq(mallctl("arena.0.dirty_decay_ms", NULL, NULL, + (void *)&dirty_decay_ms, sizeof(ssize_t)), 0, + "Unexpected mallctl() failure"); + + for (prev_dirty_decay_ms = dirty_decay_ms, dirty_decay_ms = -1; + dirty_decay_ms < 20; prev_dirty_decay_ms = dirty_decay_ms, + dirty_decay_ms++) { + ssize_t old_dirty_decay_ms; + + expect_d_eq(mallctl("arena.0.dirty_decay_ms", + (void *)&old_dirty_decay_ms, &sz, (void *)&dirty_decay_ms, + sizeof(ssize_t)), 0, "Unexpected mallctl() failure"); + expect_zd_eq(old_dirty_decay_ms, prev_dirty_decay_ms, + "Unexpected old arena.0.dirty_decay_ms"); + } +} +TEST_END + +TEST_BEGIN(test_arena_i_muzzy_decay_ms) { + ssize_t muzzy_decay_ms, orig_muzzy_decay_ms, prev_muzzy_decay_ms; + size_t sz = sizeof(ssize_t); + + expect_d_eq(mallctl("arena.0.muzzy_decay_ms", + (void *)&orig_muzzy_decay_ms, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + + muzzy_decay_ms = -2; + expect_d_eq(mallctl("arena.0.muzzy_decay_ms", NULL, NULL, + (void *)&muzzy_decay_ms, sizeof(ssize_t)), EFAULT, + "Unexpected mallctl() success"); + + muzzy_decay_ms = 0x7fffffff; + expect_d_eq(mallctl("arena.0.muzzy_decay_ms", NULL, NULL, + (void *)&muzzy_decay_ms, sizeof(ssize_t)), 0, + "Unexpected mallctl() failure"); + + for (prev_muzzy_decay_ms = muzzy_decay_ms, muzzy_decay_ms = -1; + muzzy_decay_ms < 20; prev_muzzy_decay_ms = muzzy_decay_ms, + muzzy_decay_ms++) { + ssize_t old_muzzy_decay_ms; + + expect_d_eq(mallctl("arena.0.muzzy_decay_ms", + (void *)&old_muzzy_decay_ms, &sz, (void *)&muzzy_decay_ms, + sizeof(ssize_t)), 0, "Unexpected mallctl() failure"); + expect_zd_eq(old_muzzy_decay_ms, prev_muzzy_decay_ms, + "Unexpected old arena.0.muzzy_decay_ms"); + } +} +TEST_END + +TEST_BEGIN(test_arena_i_purge) { + unsigned narenas; + size_t sz = sizeof(unsigned); + size_t mib[3]; + size_t miblen = 3; + + expect_d_eq(mallctl("arena.0.purge", NULL, NULL, NULL, 0), 0, + "Unexpected mallctl() failure"); + + expect_d_eq(mallctl("arenas.narenas", (void *)&narenas, &sz, NULL, 0), + 0, "Unexpected mallctl() failure"); + expect_d_eq(mallctlnametomib("arena.0.purge", mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + mib[1] = narenas; + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, NULL, 0), 0, + "Unexpected mallctlbymib() failure"); + + mib[1] = MALLCTL_ARENAS_ALL; + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, NULL, 0), 0, + "Unexpected mallctlbymib() failure"); +} +TEST_END + +TEST_BEGIN(test_arena_i_decay) { + unsigned narenas; + size_t sz = sizeof(unsigned); + size_t mib[3]; + size_t miblen = 3; + + expect_d_eq(mallctl("arena.0.decay", NULL, NULL, NULL, 0), 0, + "Unexpected mallctl() failure"); + + expect_d_eq(mallctl("arenas.narenas", (void *)&narenas, &sz, NULL, 0), + 0, "Unexpected mallctl() failure"); + expect_d_eq(mallctlnametomib("arena.0.decay", mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + mib[1] = narenas; + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, NULL, 0), 0, + "Unexpected mallctlbymib() failure"); + + mib[1] = MALLCTL_ARENAS_ALL; + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, NULL, 0), 0, + "Unexpected mallctlbymib() failure"); +} +TEST_END + +TEST_BEGIN(test_arena_i_dss) { + const char *dss_prec_old, *dss_prec_new; + size_t sz = sizeof(dss_prec_old); + size_t mib[3]; + size_t miblen; + + miblen = sizeof(mib)/sizeof(size_t); + expect_d_eq(mallctlnametomib("arena.0.dss", mib, &miblen), 0, + "Unexpected mallctlnametomib() error"); + + dss_prec_new = "disabled"; + expect_d_eq(mallctlbymib(mib, miblen, (void *)&dss_prec_old, &sz, + (void *)&dss_prec_new, sizeof(dss_prec_new)), 0, + "Unexpected mallctl() failure"); + expect_str_ne(dss_prec_old, "primary", + "Unexpected default for dss precedence"); + + expect_d_eq(mallctlbymib(mib, miblen, (void *)&dss_prec_new, &sz, + (void *)&dss_prec_old, sizeof(dss_prec_old)), 0, + "Unexpected mallctl() failure"); + + expect_d_eq(mallctlbymib(mib, miblen, (void *)&dss_prec_old, &sz, NULL, + 0), 0, "Unexpected mallctl() failure"); + expect_str_ne(dss_prec_old, "primary", + "Unexpected value for dss precedence"); + + mib[1] = narenas_total_get(); + dss_prec_new = "disabled"; + expect_d_eq(mallctlbymib(mib, miblen, (void *)&dss_prec_old, &sz, + (void *)&dss_prec_new, sizeof(dss_prec_new)), 0, + "Unexpected mallctl() failure"); + expect_str_ne(dss_prec_old, "primary", + "Unexpected default for dss precedence"); + + expect_d_eq(mallctlbymib(mib, miblen, (void *)&dss_prec_new, &sz, + (void *)&dss_prec_old, sizeof(dss_prec_new)), 0, + "Unexpected mallctl() failure"); + + expect_d_eq(mallctlbymib(mib, miblen, (void *)&dss_prec_old, &sz, NULL, + 0), 0, "Unexpected mallctl() failure"); + expect_str_ne(dss_prec_old, "primary", + "Unexpected value for dss precedence"); +} +TEST_END + +TEST_BEGIN(test_arena_i_retain_grow_limit) { + size_t old_limit, new_limit, default_limit; + size_t mib[3]; + size_t miblen; + + bool retain_enabled; + size_t sz = sizeof(retain_enabled); + expect_d_eq(mallctl("opt.retain", &retain_enabled, &sz, NULL, 0), + 0, "Unexpected mallctl() failure"); + test_skip_if(!retain_enabled); + + sz = sizeof(default_limit); + miblen = sizeof(mib)/sizeof(size_t); + expect_d_eq(mallctlnametomib("arena.0.retain_grow_limit", mib, &miblen), + 0, "Unexpected mallctlnametomib() error"); + + expect_d_eq(mallctlbymib(mib, miblen, &default_limit, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + expect_zu_eq(default_limit, SC_LARGE_MAXCLASS, + "Unexpected default for retain_grow_limit"); + + new_limit = PAGE - 1; + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, &new_limit, + sizeof(new_limit)), EFAULT, "Unexpected mallctl() success"); + + new_limit = PAGE + 1; + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, &new_limit, + sizeof(new_limit)), 0, "Unexpected mallctl() failure"); + expect_d_eq(mallctlbymib(mib, miblen, &old_limit, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + expect_zu_eq(old_limit, PAGE, + "Unexpected value for retain_grow_limit"); + + /* Expect grow less than psize class 10. */ + new_limit = sz_pind2sz(10) - 1; + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, &new_limit, + sizeof(new_limit)), 0, "Unexpected mallctl() failure"); + expect_d_eq(mallctlbymib(mib, miblen, &old_limit, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + expect_zu_eq(old_limit, sz_pind2sz(9), + "Unexpected value for retain_grow_limit"); + + /* Restore to default. */ + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, &default_limit, + sizeof(default_limit)), 0, "Unexpected mallctl() failure"); +} +TEST_END + +TEST_BEGIN(test_arenas_dirty_decay_ms) { + ssize_t dirty_decay_ms, orig_dirty_decay_ms, prev_dirty_decay_ms; + size_t sz = sizeof(ssize_t); + + expect_d_eq(mallctl("arenas.dirty_decay_ms", + (void *)&orig_dirty_decay_ms, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + + dirty_decay_ms = -2; + expect_d_eq(mallctl("arenas.dirty_decay_ms", NULL, NULL, + (void *)&dirty_decay_ms, sizeof(ssize_t)), EFAULT, + "Unexpected mallctl() success"); + + dirty_decay_ms = 0x7fffffff; + expect_d_eq(mallctl("arenas.dirty_decay_ms", NULL, NULL, + (void *)&dirty_decay_ms, sizeof(ssize_t)), 0, + "Expected mallctl() failure"); + + for (prev_dirty_decay_ms = dirty_decay_ms, dirty_decay_ms = -1; + dirty_decay_ms < 20; prev_dirty_decay_ms = dirty_decay_ms, + dirty_decay_ms++) { + ssize_t old_dirty_decay_ms; + + expect_d_eq(mallctl("arenas.dirty_decay_ms", + (void *)&old_dirty_decay_ms, &sz, (void *)&dirty_decay_ms, + sizeof(ssize_t)), 0, "Unexpected mallctl() failure"); + expect_zd_eq(old_dirty_decay_ms, prev_dirty_decay_ms, + "Unexpected old arenas.dirty_decay_ms"); + } +} +TEST_END + +TEST_BEGIN(test_arenas_muzzy_decay_ms) { + ssize_t muzzy_decay_ms, orig_muzzy_decay_ms, prev_muzzy_decay_ms; + size_t sz = sizeof(ssize_t); + + expect_d_eq(mallctl("arenas.muzzy_decay_ms", + (void *)&orig_muzzy_decay_ms, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + + muzzy_decay_ms = -2; + expect_d_eq(mallctl("arenas.muzzy_decay_ms", NULL, NULL, + (void *)&muzzy_decay_ms, sizeof(ssize_t)), EFAULT, + "Unexpected mallctl() success"); + + muzzy_decay_ms = 0x7fffffff; + expect_d_eq(mallctl("arenas.muzzy_decay_ms", NULL, NULL, + (void *)&muzzy_decay_ms, sizeof(ssize_t)), 0, + "Expected mallctl() failure"); + + for (prev_muzzy_decay_ms = muzzy_decay_ms, muzzy_decay_ms = -1; + muzzy_decay_ms < 20; prev_muzzy_decay_ms = muzzy_decay_ms, + muzzy_decay_ms++) { + ssize_t old_muzzy_decay_ms; + + expect_d_eq(mallctl("arenas.muzzy_decay_ms", + (void *)&old_muzzy_decay_ms, &sz, (void *)&muzzy_decay_ms, + sizeof(ssize_t)), 0, "Unexpected mallctl() failure"); + expect_zd_eq(old_muzzy_decay_ms, prev_muzzy_decay_ms, + "Unexpected old arenas.muzzy_decay_ms"); + } +} +TEST_END + +TEST_BEGIN(test_arenas_constants) { +#define TEST_ARENAS_CONSTANT(t, name, expected) do { \ + t name; \ + size_t sz = sizeof(t); \ + expect_d_eq(mallctl("arenas."#name, (void *)&name, &sz, NULL, \ + 0), 0, "Unexpected mallctl() failure"); \ + expect_zu_eq(name, expected, "Incorrect "#name" size"); \ +} while (0) + + TEST_ARENAS_CONSTANT(size_t, quantum, QUANTUM); + TEST_ARENAS_CONSTANT(size_t, page, PAGE); + TEST_ARENAS_CONSTANT(unsigned, nbins, SC_NBINS); + TEST_ARENAS_CONSTANT(unsigned, nlextents, SC_NSIZES - SC_NBINS); + +#undef TEST_ARENAS_CONSTANT +} +TEST_END + +TEST_BEGIN(test_arenas_bin_constants) { +#define TEST_ARENAS_BIN_CONSTANT(t, name, expected) do { \ + t name; \ + size_t sz = sizeof(t); \ + expect_d_eq(mallctl("arenas.bin.0."#name, (void *)&name, &sz, \ + NULL, 0), 0, "Unexpected mallctl() failure"); \ + expect_zu_eq(name, expected, "Incorrect "#name" size"); \ +} while (0) + + TEST_ARENAS_BIN_CONSTANT(size_t, size, bin_infos[0].reg_size); + TEST_ARENAS_BIN_CONSTANT(uint32_t, nregs, bin_infos[0].nregs); + TEST_ARENAS_BIN_CONSTANT(size_t, slab_size, + bin_infos[0].slab_size); + TEST_ARENAS_BIN_CONSTANT(uint32_t, nshards, bin_infos[0].n_shards); + +#undef TEST_ARENAS_BIN_CONSTANT +} +TEST_END + +TEST_BEGIN(test_arenas_lextent_constants) { +#define TEST_ARENAS_LEXTENT_CONSTANT(t, name, expected) do { \ + t name; \ + size_t sz = sizeof(t); \ + expect_d_eq(mallctl("arenas.lextent.0."#name, (void *)&name, \ + &sz, NULL, 0), 0, "Unexpected mallctl() failure"); \ + expect_zu_eq(name, expected, "Incorrect "#name" size"); \ +} while (0) + + TEST_ARENAS_LEXTENT_CONSTANT(size_t, size, + SC_LARGE_MINCLASS); + +#undef TEST_ARENAS_LEXTENT_CONSTANT +} +TEST_END + +TEST_BEGIN(test_arenas_create) { + unsigned narenas_before, arena, narenas_after; + size_t sz = sizeof(unsigned); + + expect_d_eq(mallctl("arenas.narenas", (void *)&narenas_before, &sz, + NULL, 0), 0, "Unexpected mallctl() failure"); + expect_d_eq(mallctl("arenas.create", (void *)&arena, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + expect_d_eq(mallctl("arenas.narenas", (void *)&narenas_after, &sz, NULL, + 0), 0, "Unexpected mallctl() failure"); + + expect_u_eq(narenas_before+1, narenas_after, + "Unexpected number of arenas before versus after extension"); + expect_u_eq(arena, narenas_after-1, "Unexpected arena index"); +} +TEST_END + +TEST_BEGIN(test_arenas_lookup) { + unsigned arena, arena1; + void *ptr; + size_t sz = sizeof(unsigned); + + expect_d_eq(mallctl("arenas.create", (void *)&arena, &sz, NULL, 0), 0, + "Unexpected mallctl() failure"); + ptr = mallocx(42, MALLOCX_ARENA(arena) | MALLOCX_TCACHE_NONE); + expect_ptr_not_null(ptr, "Unexpected mallocx() failure"); + expect_d_eq(mallctl("arenas.lookup", &arena1, &sz, &ptr, sizeof(ptr)), + 0, "Unexpected mallctl() failure"); + expect_u_eq(arena, arena1, "Unexpected arena index"); + dallocx(ptr, 0); +} +TEST_END + +TEST_BEGIN(test_prof_active) { + /* + * If config_prof is off, then the test for prof_active in + * test_mallctl_opt was already enough. + */ + test_skip_if(!config_prof); + test_skip_if(opt_prof); + + bool active, old; + size_t len = sizeof(bool); + + active = true; + expect_d_eq(mallctl("prof.active", NULL, NULL, &active, len), ENOENT, + "Setting prof_active to true should fail when opt_prof is off"); + old = true; + expect_d_eq(mallctl("prof.active", &old, &len, &active, len), ENOENT, + "Setting prof_active to true should fail when opt_prof is off"); + expect_true(old, "old value should not be touched when mallctl fails"); + active = false; + expect_d_eq(mallctl("prof.active", NULL, NULL, &active, len), 0, + "Setting prof_active to false should succeed when opt_prof is off"); + expect_d_eq(mallctl("prof.active", &old, &len, &active, len), 0, + "Setting prof_active to false should succeed when opt_prof is off"); + expect_false(old, "prof_active should be false when opt_prof is off"); +} +TEST_END + +TEST_BEGIN(test_stats_arenas) { +#define TEST_STATS_ARENAS(t, name) do { \ + t name; \ + size_t sz = sizeof(t); \ + expect_d_eq(mallctl("stats.arenas.0."#name, (void *)&name, &sz, \ + NULL, 0), 0, "Unexpected mallctl() failure"); \ +} while (0) + + TEST_STATS_ARENAS(unsigned, nthreads); + TEST_STATS_ARENAS(const char *, dss); + TEST_STATS_ARENAS(ssize_t, dirty_decay_ms); + TEST_STATS_ARENAS(ssize_t, muzzy_decay_ms); + TEST_STATS_ARENAS(size_t, pactive); + TEST_STATS_ARENAS(size_t, pdirty); + +#undef TEST_STATS_ARENAS +} +TEST_END + +static void +alloc_hook(void *extra, UNUSED hook_alloc_t type, UNUSED void *result, + UNUSED uintptr_t result_raw, UNUSED uintptr_t args_raw[3]) { + *(bool *)extra = true; +} + +static void +dalloc_hook(void *extra, UNUSED hook_dalloc_t type, + UNUSED void *address, UNUSED uintptr_t args_raw[3]) { + *(bool *)extra = true; +} + +TEST_BEGIN(test_hooks) { + bool hook_called = false; + hooks_t hooks = {&alloc_hook, &dalloc_hook, NULL, &hook_called}; + void *handle = NULL; + size_t sz = sizeof(handle); + int err = mallctl("experimental.hooks.install", &handle, &sz, &hooks, + sizeof(hooks)); + expect_d_eq(err, 0, "Hook installation failed"); + expect_ptr_ne(handle, NULL, "Hook installation gave null handle"); + void *ptr = mallocx(1, 0); + expect_true(hook_called, "Alloc hook not called"); + hook_called = false; + free(ptr); + expect_true(hook_called, "Free hook not called"); + + err = mallctl("experimental.hooks.remove", NULL, NULL, &handle, + sizeof(handle)); + expect_d_eq(err, 0, "Hook removal failed"); + hook_called = false; + ptr = mallocx(1, 0); + free(ptr); + expect_false(hook_called, "Hook called after removal"); +} +TEST_END + +TEST_BEGIN(test_hooks_exhaustion) { + bool hook_called = false; + hooks_t hooks = {&alloc_hook, &dalloc_hook, NULL, &hook_called}; + + void *handle; + void *handles[HOOK_MAX]; + size_t sz = sizeof(handle); + int err; + for (int i = 0; i < HOOK_MAX; i++) { + handle = NULL; + err = mallctl("experimental.hooks.install", &handle, &sz, + &hooks, sizeof(hooks)); + expect_d_eq(err, 0, "Error installation hooks"); + expect_ptr_ne(handle, NULL, "Got NULL handle"); + handles[i] = handle; + } + err = mallctl("experimental.hooks.install", &handle, &sz, &hooks, + sizeof(hooks)); + expect_d_eq(err, EAGAIN, "Should have failed hook installation"); + for (int i = 0; i < HOOK_MAX; i++) { + err = mallctl("experimental.hooks.remove", NULL, NULL, + &handles[i], sizeof(handles[i])); + expect_d_eq(err, 0, "Hook removal failed"); + } + /* Insertion failed, but then we removed some; it should work now. */ + handle = NULL; + err = mallctl("experimental.hooks.install", &handle, &sz, &hooks, + sizeof(hooks)); + expect_d_eq(err, 0, "Hook insertion failed"); + expect_ptr_ne(handle, NULL, "Got NULL handle"); + err = mallctl("experimental.hooks.remove", NULL, NULL, &handle, + sizeof(handle)); + expect_d_eq(err, 0, "Hook removal failed"); +} +TEST_END + +TEST_BEGIN(test_thread_idle) { + /* + * We're cheating a little bit in this test, and inferring things about + * implementation internals (like tcache details). We have to; + * thread.idle has no guaranteed effects. We need stats to make these + * inferences. + */ + test_skip_if(!config_stats); + + int err; + size_t sz; + size_t miblen; + + bool tcache_enabled = false; + sz = sizeof(tcache_enabled); + err = mallctl("thread.tcache.enabled", &tcache_enabled, &sz, NULL, 0); + expect_d_eq(err, 0, ""); + test_skip_if(!tcache_enabled); + + size_t tcache_max; + sz = sizeof(tcache_max); + err = mallctl("arenas.tcache_max", &tcache_max, &sz, NULL, 0); + expect_d_eq(err, 0, ""); + test_skip_if(tcache_max == 0); + + unsigned arena_ind; + sz = sizeof(arena_ind); + err = mallctl("thread.arena", &arena_ind, &sz, NULL, 0); + expect_d_eq(err, 0, ""); + + /* We're going to do an allocation of size 1, which we know is small. */ + size_t mib[5]; + miblen = sizeof(mib)/sizeof(mib[0]); + err = mallctlnametomib("stats.arenas.0.small.ndalloc", mib, &miblen); + expect_d_eq(err, 0, ""); + mib[2] = arena_ind; + + /* + * This alloc and dalloc should leave something in the tcache, in a + * small size's cache bin. + */ + void *ptr = mallocx(1, 0); + dallocx(ptr, 0); + + uint64_t epoch; + err = mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)); + expect_d_eq(err, 0, ""); + + uint64_t small_dalloc_pre_idle; + sz = sizeof(small_dalloc_pre_idle); + err = mallctlbymib(mib, miblen, &small_dalloc_pre_idle, &sz, NULL, 0); + expect_d_eq(err, 0, ""); + + err = mallctl("thread.idle", NULL, NULL, NULL, 0); + expect_d_eq(err, 0, ""); + + err = mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)); + expect_d_eq(err, 0, ""); + + uint64_t small_dalloc_post_idle; + sz = sizeof(small_dalloc_post_idle); + err = mallctlbymib(mib, miblen, &small_dalloc_post_idle, &sz, NULL, 0); + expect_d_eq(err, 0, ""); + + expect_u64_lt(small_dalloc_pre_idle, small_dalloc_post_idle, + "Purge didn't flush the tcache"); +} +TEST_END + +TEST_BEGIN(test_thread_peak) { + test_skip_if(!config_stats); + + /* + * We don't commit to any stable amount of accuracy for peak tracking + * (in practice, when this test was written, we made sure to be within + * 100k). But 10MB is big for more or less any definition of big. + */ + size_t big_size = 10 * 1024 * 1024; + size_t small_size = 256; + + void *ptr; + int err; + size_t sz; + uint64_t peak; + sz = sizeof(uint64_t); + + err = mallctl("thread.peak.reset", NULL, NULL, NULL, 0); + expect_d_eq(err, 0, ""); + ptr = mallocx(SC_SMALL_MAXCLASS, 0); + err = mallctl("thread.peak.read", &peak, &sz, NULL, 0); + expect_d_eq(err, 0, ""); + expect_u64_eq(peak, SC_SMALL_MAXCLASS, "Missed an update"); + free(ptr); + err = mallctl("thread.peak.read", &peak, &sz, NULL, 0); + expect_d_eq(err, 0, ""); + expect_u64_eq(peak, SC_SMALL_MAXCLASS, "Freeing changed peak"); + ptr = mallocx(big_size, 0); + free(ptr); + /* + * The peak should have hit big_size in the last two lines, even though + * the net allocated bytes has since dropped back down to zero. We + * should have noticed the peak change without having down any mallctl + * calls while net allocated bytes was high. + */ + err = mallctl("thread.peak.read", &peak, &sz, NULL, 0); + expect_d_eq(err, 0, ""); + expect_u64_ge(peak, big_size, "Missed a peak change."); + + /* Allocate big_size, but using small allocations. */ + size_t nallocs = big_size / small_size; + void **ptrs = calloc(nallocs, sizeof(void *)); + err = mallctl("thread.peak.reset", NULL, NULL, NULL, 0); + expect_d_eq(err, 0, ""); + err = mallctl("thread.peak.read", &peak, &sz, NULL, 0); + expect_d_eq(err, 0, ""); + expect_u64_eq(0, peak, "Missed a reset."); + for (size_t i = 0; i < nallocs; i++) { + ptrs[i] = mallocx(small_size, 0); + } + for (size_t i = 0; i < nallocs; i++) { + free(ptrs[i]); + } + err = mallctl("thread.peak.read", &peak, &sz, NULL, 0); + expect_d_eq(err, 0, ""); + /* + * We don't guarantee exactness; make sure we're within 10% of the peak, + * though. + */ + expect_u64_ge(peak, nallocx(small_size, 0) * nallocs * 9 / 10, + "Missed some peak changes."); + expect_u64_le(peak, nallocx(small_size, 0) * nallocs * 11 / 10, + "Overcounted peak changes."); + free(ptrs); +} +TEST_END + +typedef struct activity_test_data_s activity_test_data_t; +struct activity_test_data_s { + uint64_t obtained_alloc; + uint64_t obtained_dalloc; +}; + +static void +activity_test_callback(void *uctx, uint64_t alloc, uint64_t dalloc) { + activity_test_data_t *test_data = (activity_test_data_t *)uctx; + test_data->obtained_alloc = alloc; + test_data->obtained_dalloc = dalloc; +} + +TEST_BEGIN(test_thread_activity_callback) { + test_skip_if(!config_stats); + + const size_t big_size = 10 * 1024 * 1024; + void *ptr; + int err; + size_t sz; + + uint64_t *allocatedp; + uint64_t *deallocatedp; + sz = sizeof(allocatedp); + err = mallctl("thread.allocatedp", &allocatedp, &sz, NULL, 0); + assert_d_eq(0, err, ""); + err = mallctl("thread.deallocatedp", &deallocatedp, &sz, NULL, 0); + assert_d_eq(0, err, ""); + + activity_callback_thunk_t old_thunk = {(activity_callback_t)111, + (void *)222}; + + activity_test_data_t test_data = {333, 444}; + activity_callback_thunk_t new_thunk = + {&activity_test_callback, &test_data}; + + sz = sizeof(old_thunk); + err = mallctl("experimental.thread.activity_callback", &old_thunk, &sz, + &new_thunk, sizeof(new_thunk)); + assert_d_eq(0, err, ""); + + expect_true(old_thunk.callback == NULL, "Callback already installed"); + expect_true(old_thunk.uctx == NULL, "Callback data already installed"); + + ptr = mallocx(big_size, 0); + expect_u64_eq(test_data.obtained_alloc, *allocatedp, ""); + expect_u64_eq(test_data.obtained_dalloc, *deallocatedp, ""); + + free(ptr); + expect_u64_eq(test_data.obtained_alloc, *allocatedp, ""); + expect_u64_eq(test_data.obtained_dalloc, *deallocatedp, ""); + + sz = sizeof(old_thunk); + new_thunk = (activity_callback_thunk_t){ NULL, NULL }; + err = mallctl("experimental.thread.activity_callback", &old_thunk, &sz, + &new_thunk, sizeof(new_thunk)); + assert_d_eq(0, err, ""); + + expect_true(old_thunk.callback == &activity_test_callback, ""); + expect_true(old_thunk.uctx == &test_data, ""); + + /* Inserting NULL should have turned off tracking. */ + test_data.obtained_alloc = 333; + test_data.obtained_dalloc = 444; + ptr = mallocx(big_size, 0); + free(ptr); + expect_u64_eq(333, test_data.obtained_alloc, ""); + expect_u64_eq(444, test_data.obtained_dalloc, ""); +} +TEST_END + +int +main(void) { + return test( + test_mallctl_errors, + test_mallctlnametomib_errors, + test_mallctlbymib_errors, + test_mallctl_read_write, + test_mallctlnametomib_short_mib, + test_mallctlnametomib_short_name, + test_mallctlmibnametomib, + test_mallctlbymibname, + test_mallctl_config, + test_mallctl_opt, + test_manpage_example, + test_tcache_none, + test_tcache, + test_thread_arena, + test_arena_i_initialized, + test_arena_i_dirty_decay_ms, + test_arena_i_muzzy_decay_ms, + test_arena_i_purge, + test_arena_i_decay, + test_arena_i_dss, + test_arena_i_retain_grow_limit, + test_arenas_dirty_decay_ms, + test_arenas_muzzy_decay_ms, + test_arenas_constants, + test_arenas_bin_constants, + test_arenas_lextent_constants, + test_arenas_create, + test_arenas_lookup, + test_prof_active, + test_stats_arenas, + test_hooks, + test_hooks_exhaustion, + test_thread_idle, + test_thread_peak, + test_thread_activity_callback); +} diff --git a/deps/jemalloc/test/unit/malloc_conf_2.c b/deps/jemalloc/test/unit/malloc_conf_2.c new file mode 100644 index 0000000..ecfa499 --- /dev/null +++ b/deps/jemalloc/test/unit/malloc_conf_2.c @@ -0,0 +1,29 @@ +#include "test/jemalloc_test.h" + +const char *malloc_conf = "dirty_decay_ms:1000"; +const char *malloc_conf_2_conf_harder = "dirty_decay_ms:1234"; + +TEST_BEGIN(test_malloc_conf_2) { +#ifdef _WIN32 + bool windows = true; +#else + bool windows = false; +#endif + /* Windows doesn't support weak symbol linker trickery. */ + test_skip_if(windows); + + ssize_t dirty_decay_ms; + size_t sz = sizeof(dirty_decay_ms); + + int err = mallctl("opt.dirty_decay_ms", &dirty_decay_ms, &sz, NULL, 0); + assert_d_eq(err, 0, "Unexpected mallctl failure"); + expect_zd_eq(dirty_decay_ms, 1234, + "malloc_conf_2 setting didn't take effect"); +} +TEST_END + +int +main(void) { + return test( + test_malloc_conf_2); +} diff --git a/deps/jemalloc/test/unit/malloc_conf_2.sh b/deps/jemalloc/test/unit/malloc_conf_2.sh new file mode 100644 index 0000000..2c780f1 --- /dev/null +++ b/deps/jemalloc/test/unit/malloc_conf_2.sh @@ -0,0 +1 @@ +export MALLOC_CONF="dirty_decay_ms:500" diff --git a/deps/jemalloc/test/unit/malloc_io.c b/deps/jemalloc/test/unit/malloc_io.c new file mode 100644 index 0000000..385f745 --- /dev/null +++ b/deps/jemalloc/test/unit/malloc_io.c @@ -0,0 +1,268 @@ +#include "test/jemalloc_test.h" + +TEST_BEGIN(test_malloc_strtoumax_no_endptr) { + int err; + + set_errno(0); + expect_ju_eq(malloc_strtoumax("0", NULL, 0), 0, "Unexpected result"); + err = get_errno(); + expect_d_eq(err, 0, "Unexpected failure"); +} +TEST_END + +TEST_BEGIN(test_malloc_strtoumax) { + struct test_s { + const char *input; + const char *expected_remainder; + int base; + int expected_errno; + const char *expected_errno_name; + uintmax_t expected_x; + }; +#define ERR(e) e, #e +#define KUMAX(x) ((uintmax_t)x##ULL) +#define KSMAX(x) ((uintmax_t)(intmax_t)x##LL) + struct test_s tests[] = { + {"0", "0", -1, ERR(EINVAL), UINTMAX_MAX}, + {"0", "0", 1, ERR(EINVAL), UINTMAX_MAX}, + {"0", "0", 37, ERR(EINVAL), UINTMAX_MAX}, + + {"", "", 0, ERR(EINVAL), UINTMAX_MAX}, + {"+", "+", 0, ERR(EINVAL), UINTMAX_MAX}, + {"++3", "++3", 0, ERR(EINVAL), UINTMAX_MAX}, + {"-", "-", 0, ERR(EINVAL), UINTMAX_MAX}, + + {"42", "", 0, ERR(0), KUMAX(42)}, + {"+42", "", 0, ERR(0), KUMAX(42)}, + {"-42", "", 0, ERR(0), KSMAX(-42)}, + {"042", "", 0, ERR(0), KUMAX(042)}, + {"+042", "", 0, ERR(0), KUMAX(042)}, + {"-042", "", 0, ERR(0), KSMAX(-042)}, + {"0x42", "", 0, ERR(0), KUMAX(0x42)}, + {"+0x42", "", 0, ERR(0), KUMAX(0x42)}, + {"-0x42", "", 0, ERR(0), KSMAX(-0x42)}, + + {"0", "", 0, ERR(0), KUMAX(0)}, + {"1", "", 0, ERR(0), KUMAX(1)}, + + {"42", "", 0, ERR(0), KUMAX(42)}, + {" 42", "", 0, ERR(0), KUMAX(42)}, + {"42 ", " ", 0, ERR(0), KUMAX(42)}, + {"0x", "x", 0, ERR(0), KUMAX(0)}, + {"42x", "x", 0, ERR(0), KUMAX(42)}, + + {"07", "", 0, ERR(0), KUMAX(7)}, + {"010", "", 0, ERR(0), KUMAX(8)}, + {"08", "8", 0, ERR(0), KUMAX(0)}, + {"0_", "_", 0, ERR(0), KUMAX(0)}, + + {"0x", "x", 0, ERR(0), KUMAX(0)}, + {"0X", "X", 0, ERR(0), KUMAX(0)}, + {"0xg", "xg", 0, ERR(0), KUMAX(0)}, + {"0XA", "", 0, ERR(0), KUMAX(10)}, + + {"010", "", 10, ERR(0), KUMAX(10)}, + {"0x3", "x3", 10, ERR(0), KUMAX(0)}, + + {"12", "2", 2, ERR(0), KUMAX(1)}, + {"78", "8", 8, ERR(0), KUMAX(7)}, + {"9a", "a", 10, ERR(0), KUMAX(9)}, + {"9A", "A", 10, ERR(0), KUMAX(9)}, + {"fg", "g", 16, ERR(0), KUMAX(15)}, + {"FG", "G", 16, ERR(0), KUMAX(15)}, + {"0xfg", "g", 16, ERR(0), KUMAX(15)}, + {"0XFG", "G", 16, ERR(0), KUMAX(15)}, + {"z_", "_", 36, ERR(0), KUMAX(35)}, + {"Z_", "_", 36, ERR(0), KUMAX(35)} + }; +#undef ERR +#undef KUMAX +#undef KSMAX + unsigned i; + + for (i = 0; i < sizeof(tests)/sizeof(struct test_s); i++) { + struct test_s *test = &tests[i]; + int err; + uintmax_t result; + char *remainder; + + set_errno(0); + result = malloc_strtoumax(test->input, &remainder, test->base); + err = get_errno(); + expect_d_eq(err, test->expected_errno, + "Expected errno %s for \"%s\", base %d", + test->expected_errno_name, test->input, test->base); + expect_str_eq(remainder, test->expected_remainder, + "Unexpected remainder for \"%s\", base %d", + test->input, test->base); + if (err == 0) { + expect_ju_eq(result, test->expected_x, + "Unexpected result for \"%s\", base %d", + test->input, test->base); + } + } +} +TEST_END + +TEST_BEGIN(test_malloc_snprintf_truncated) { +#define BUFLEN 15 + char buf[BUFLEN]; + size_t result; + size_t len; +#define TEST(expected_str_untruncated, ...) do { \ + result = malloc_snprintf(buf, len, __VA_ARGS__); \ + expect_d_eq(strncmp(buf, expected_str_untruncated, len-1), 0, \ + "Unexpected string inequality (\"%s\" vs \"%s\")", \ + buf, expected_str_untruncated); \ + expect_zu_eq(result, strlen(expected_str_untruncated), \ + "Unexpected result"); \ +} while (0) + + for (len = 1; len < BUFLEN; len++) { + TEST("012346789", "012346789"); + TEST("a0123b", "a%sb", "0123"); + TEST("a01234567", "a%s%s", "0123", "4567"); + TEST("a0123 ", "a%-6s", "0123"); + TEST("a 0123", "a%6s", "0123"); + TEST("a 012", "a%6.3s", "0123"); + TEST("a 012", "a%*.*s", 6, 3, "0123"); + TEST("a 123b", "a% db", 123); + TEST("a123b", "a%-db", 123); + TEST("a-123b", "a%-db", -123); + TEST("a+123b", "a%+db", 123); + } +#undef BUFLEN +#undef TEST +} +TEST_END + +TEST_BEGIN(test_malloc_snprintf) { +#define BUFLEN 128 + char buf[BUFLEN]; + size_t result; +#define TEST(expected_str, ...) do { \ + result = malloc_snprintf(buf, sizeof(buf), __VA_ARGS__); \ + expect_str_eq(buf, expected_str, "Unexpected output"); \ + expect_zu_eq(result, strlen(expected_str), "Unexpected result");\ +} while (0) + + TEST("hello", "hello"); + + TEST("50%, 100%", "50%%, %d%%", 100); + + TEST("a0123b", "a%sb", "0123"); + + TEST("a 0123b", "a%5sb", "0123"); + TEST("a 0123b", "a%*sb", 5, "0123"); + + TEST("a0123 b", "a%-5sb", "0123"); + TEST("a0123b", "a%*sb", -1, "0123"); + TEST("a0123 b", "a%*sb", -5, "0123"); + TEST("a0123 b", "a%-*sb", -5, "0123"); + + TEST("a012b", "a%.3sb", "0123"); + TEST("a012b", "a%.*sb", 3, "0123"); + TEST("a0123b", "a%.*sb", -3, "0123"); + + TEST("a 012b", "a%5.3sb", "0123"); + TEST("a 012b", "a%5.*sb", 3, "0123"); + TEST("a 012b", "a%*.3sb", 5, "0123"); + TEST("a 012b", "a%*.*sb", 5, 3, "0123"); + TEST("a 0123b", "a%*.*sb", 5, -3, "0123"); + + TEST("_abcd_", "_%x_", 0xabcd); + TEST("_0xabcd_", "_%#x_", 0xabcd); + TEST("_1234_", "_%o_", 01234); + TEST("_01234_", "_%#o_", 01234); + TEST("_1234_", "_%u_", 1234); + TEST("01234", "%05u", 1234); + + TEST("_1234_", "_%d_", 1234); + TEST("_ 1234_", "_% d_", 1234); + TEST("_+1234_", "_%+d_", 1234); + TEST("_-1234_", "_%d_", -1234); + TEST("_-1234_", "_% d_", -1234); + TEST("_-1234_", "_%+d_", -1234); + + /* + * Morally, we should test these too, but 0-padded signed types are not + * yet supported. + * + * TEST("01234", "%05", 1234); + * TEST("-1234", "%05d", -1234); + * TEST("-01234", "%06d", -1234); + */ + + TEST("_-1234_", "_%d_", -1234); + TEST("_1234_", "_%d_", 1234); + TEST("_-1234_", "_%i_", -1234); + TEST("_1234_", "_%i_", 1234); + TEST("_01234_", "_%#o_", 01234); + TEST("_1234_", "_%u_", 1234); + TEST("_0x1234abc_", "_%#x_", 0x1234abc); + TEST("_0X1234ABC_", "_%#X_", 0x1234abc); + TEST("_c_", "_%c_", 'c'); + TEST("_string_", "_%s_", "string"); + TEST("_0x42_", "_%p_", ((void *)0x42)); + + TEST("_-1234_", "_%ld_", ((long)-1234)); + TEST("_1234_", "_%ld_", ((long)1234)); + TEST("_-1234_", "_%li_", ((long)-1234)); + TEST("_1234_", "_%li_", ((long)1234)); + TEST("_01234_", "_%#lo_", ((long)01234)); + TEST("_1234_", "_%lu_", ((long)1234)); + TEST("_0x1234abc_", "_%#lx_", ((long)0x1234abc)); + TEST("_0X1234ABC_", "_%#lX_", ((long)0x1234ABC)); + + TEST("_-1234_", "_%lld_", ((long long)-1234)); + TEST("_1234_", "_%lld_", ((long long)1234)); + TEST("_-1234_", "_%lli_", ((long long)-1234)); + TEST("_1234_", "_%lli_", ((long long)1234)); + TEST("_01234_", "_%#llo_", ((long long)01234)); + TEST("_1234_", "_%llu_", ((long long)1234)); + TEST("_0x1234abc_", "_%#llx_", ((long long)0x1234abc)); + TEST("_0X1234ABC_", "_%#llX_", ((long long)0x1234ABC)); + + TEST("_-1234_", "_%qd_", ((long long)-1234)); + TEST("_1234_", "_%qd_", ((long long)1234)); + TEST("_-1234_", "_%qi_", ((long long)-1234)); + TEST("_1234_", "_%qi_", ((long long)1234)); + TEST("_01234_", "_%#qo_", ((long long)01234)); + TEST("_1234_", "_%qu_", ((long long)1234)); + TEST("_0x1234abc_", "_%#qx_", ((long long)0x1234abc)); + TEST("_0X1234ABC_", "_%#qX_", ((long long)0x1234ABC)); + + TEST("_-1234_", "_%jd_", ((intmax_t)-1234)); + TEST("_1234_", "_%jd_", ((intmax_t)1234)); + TEST("_-1234_", "_%ji_", ((intmax_t)-1234)); + TEST("_1234_", "_%ji_", ((intmax_t)1234)); + TEST("_01234_", "_%#jo_", ((intmax_t)01234)); + TEST("_1234_", "_%ju_", ((intmax_t)1234)); + TEST("_0x1234abc_", "_%#jx_", ((intmax_t)0x1234abc)); + TEST("_0X1234ABC_", "_%#jX_", ((intmax_t)0x1234ABC)); + + TEST("_1234_", "_%td_", ((ptrdiff_t)1234)); + TEST("_-1234_", "_%td_", ((ptrdiff_t)-1234)); + TEST("_1234_", "_%ti_", ((ptrdiff_t)1234)); + TEST("_-1234_", "_%ti_", ((ptrdiff_t)-1234)); + + TEST("_-1234_", "_%zd_", ((ssize_t)-1234)); + TEST("_1234_", "_%zd_", ((ssize_t)1234)); + TEST("_-1234_", "_%zi_", ((ssize_t)-1234)); + TEST("_1234_", "_%zi_", ((ssize_t)1234)); + TEST("_01234_", "_%#zo_", ((ssize_t)01234)); + TEST("_1234_", "_%zu_", ((ssize_t)1234)); + TEST("_0x1234abc_", "_%#zx_", ((ssize_t)0x1234abc)); + TEST("_0X1234ABC_", "_%#zX_", ((ssize_t)0x1234ABC)); +#undef BUFLEN +} +TEST_END + +int +main(void) { + return test( + test_malloc_strtoumax_no_endptr, + test_malloc_strtoumax, + test_malloc_snprintf_truncated, + test_malloc_snprintf); +} diff --git a/deps/jemalloc/test/unit/math.c b/deps/jemalloc/test/unit/math.c new file mode 100644 index 0000000..a32767c --- /dev/null +++ b/deps/jemalloc/test/unit/math.c @@ -0,0 +1,390 @@ +#include "test/jemalloc_test.h" + +#define MAX_REL_ERR 1.0e-9 +#define MAX_ABS_ERR 1.0e-9 + +#include + +#ifdef __PGI +#undef INFINITY +#endif + +#ifndef INFINITY +#define INFINITY (DBL_MAX + DBL_MAX) +#endif + +static bool +double_eq_rel(double a, double b, double max_rel_err, double max_abs_err) { + double rel_err; + + if (fabs(a - b) < max_abs_err) { + return true; + } + rel_err = (fabs(b) > fabs(a)) ? fabs((a-b)/b) : fabs((a-b)/a); + return (rel_err < max_rel_err); +} + +static uint64_t +factorial(unsigned x) { + uint64_t ret = 1; + unsigned i; + + for (i = 2; i <= x; i++) { + ret *= (uint64_t)i; + } + + return ret; +} + +TEST_BEGIN(test_ln_gamma_factorial) { + unsigned x; + + /* exp(ln_gamma(x)) == (x-1)! for integer x. */ + for (x = 1; x <= 21; x++) { + expect_true(double_eq_rel(exp(ln_gamma(x)), + (double)factorial(x-1), MAX_REL_ERR, MAX_ABS_ERR), + "Incorrect factorial result for x=%u", x); + } +} +TEST_END + +/* Expected ln_gamma([0.0..100.0] increment=0.25). */ +static const double ln_gamma_misc_expected[] = { + INFINITY, + 1.28802252469807743, 0.57236494292470008, 0.20328095143129538, + 0.00000000000000000, -0.09827183642181320, -0.12078223763524518, + -0.08440112102048555, 0.00000000000000000, 0.12487171489239651, + 0.28468287047291918, 0.47521466691493719, 0.69314718055994529, + 0.93580193110872523, 1.20097360234707429, 1.48681557859341718, + 1.79175946922805496, 2.11445692745037128, 2.45373657084244234, + 2.80857141857573644, 3.17805383034794575, 3.56137591038669710, + 3.95781396761871651, 4.36671603662228680, 4.78749174278204581, + 5.21960398699022932, 5.66256205985714178, 6.11591589143154568, + 6.57925121201010121, 7.05218545073853953, 7.53436423675873268, + 8.02545839631598312, 8.52516136106541467, 9.03318691960512332, + 9.54926725730099690, 10.07315123968123949, 10.60460290274525086, + 11.14340011995171231, 11.68933342079726856, 12.24220494005076176, + 12.80182748008146909, 13.36802367147604720, 13.94062521940376342, + 14.51947222506051816, 15.10441257307551943, 15.69530137706046524, + 16.29200047656724237, 16.89437797963419285, 17.50230784587389010, + 18.11566950571089407, 18.73434751193644843, 19.35823122022435427, + 19.98721449566188468, 20.62119544270163018, 21.26007615624470048, + 21.90376249182879320, 22.55216385312342098, 23.20519299513386002, + 23.86276584168908954, 24.52480131594137802, 25.19122118273868338, + 25.86194990184851861, 26.53691449111561340, 27.21604439872720604, + 27.89927138384089389, 28.58652940490193828, 29.27775451504081516, + 29.97288476399884871, 30.67186010608067548, 31.37462231367769050, + 32.08111489594735843, 32.79128302226991565, 33.50507345013689076, + 34.22243445715505317, 34.94331577687681545, 35.66766853819134298, + 36.39544520803305261, 37.12659953718355865, 37.86108650896109395, + 38.59886229060776230, 39.33988418719949465, 40.08411059791735198, + 40.83150097453079752, 41.58201578195490100, 42.33561646075348506, + 43.09226539146988699, 43.85192586067515208, 44.61456202863158893, + 45.38013889847690052, 46.14862228684032885, 46.91997879580877395, + 47.69417578616628361, 48.47118135183522014, 49.25096429545256882, + 50.03349410501914463, 50.81874093156324790, 51.60667556776436982, + 52.39726942748592364, 53.19049452616926743, 53.98632346204390586, + 54.78472939811231157, 55.58568604486942633, 56.38916764371992940, + 57.19514895105859864, 58.00360522298051080, 58.81451220059079787, + 59.62784609588432261, 60.44358357816834371, 61.26170176100199427, + 62.08217818962842927, 62.90499082887649962, 63.73011805151035958, + 64.55753862700632340, 65.38723171073768015, 66.21917683354901385, + 67.05335389170279825, 67.88974313718154008, 68.72832516833013017, + 69.56908092082363737, 70.41199165894616385, 71.25703896716800045, + 72.10420474200799390, 72.95347118416940191, 73.80482079093779646, + 74.65823634883015814, 75.51370092648485866, 76.37119786778275454, + 77.23071078519033961, 78.09222355331530707, 78.95572030266725960, + 79.82118541361435859, 80.68860351052903468, 81.55795945611502873, + 82.42923834590904164, 83.30242550295004378, 84.17750647261028973, + 85.05446701758152983, 85.93329311301090456, 86.81397094178107920, + 87.69648688992882057, 88.58082754219766741, 89.46697967771913795, + 90.35493026581838194, 91.24466646193963015, 92.13617560368709292, + 93.02944520697742803, 93.92446296229978486, 94.82121673107967297, + 95.71969454214321615, 96.61988458827809723, 97.52177522288820910, + 98.42535495673848800, 99.33061245478741341, 100.23753653310367895, + 101.14611615586458981, 102.05634043243354370, 102.96819861451382394, + 103.88168009337621811, 104.79677439715833032, 105.71347118823287303, + 106.63176026064346047, 107.55163153760463501, 108.47307506906540198, + 109.39608102933323153, 110.32063971475740516, 111.24674154146920557, + 112.17437704317786995, 113.10353686902013237, 114.03421178146170689, + 114.96639265424990128, 115.90007047041454769, 116.83523632031698014, + 117.77188139974506953, 118.70999700805310795, 119.64957454634490830, + 120.59060551569974962, 121.53308151543865279, 122.47699424143097247, + 123.42233548443955726, 124.36909712850338394, 125.31727114935689826, + 126.26684961288492559, 127.21782467361175861, 128.17018857322420899, + 129.12393363912724453, 130.07905228303084755, 131.03553699956862033, + 131.99338036494577864, 132.95257503561629164, 133.91311374698926784, + 134.87498931216194364, 135.83819462068046846, 136.80272263732638294, + 137.76856640092901785, 138.73571902320256299, 139.70417368760718091, + 140.67392364823425055, 141.64496222871400732, 142.61728282114600574, + 143.59087888505104047, 144.56574394634486680, 145.54187159633210058, + 146.51925549072063859, 147.49788934865566148, 148.47776695177302031, + 149.45888214327129617, 150.44122882700193600, 151.42480096657754984, + 152.40959258449737490, 153.39559776128982094, 154.38281063467164245, + 155.37122539872302696, 156.36083630307879844, 157.35163765213474107, + 158.34362380426921391, 159.33678917107920370, 160.33112821663092973, + 161.32663545672428995, 162.32330545817117695, 163.32113283808695314, + 164.32011226319519892, 165.32023844914485267, 166.32150615984036790, + 167.32391020678358018, 168.32744544842768164, 169.33210678954270634, + 170.33788918059275375, 171.34478761712384198, 172.35279713916281707, + 173.36191283062726143, 174.37212981874515094, 175.38344327348534080, + 176.39584840699734514, 177.40934047306160437, 178.42391476654847793, + 179.43956662288721304, 180.45629141754378111, 181.47408456550741107, + 182.49294152078630304, 183.51285777591152737, 184.53382886144947861, + 185.55585034552262869, 186.57891783333786861, 187.60302696672312095, + 188.62817342367162610, 189.65435291789341932, 190.68156119837468054, + 191.70979404894376330, 192.73904728784492590, 193.76931676731820176, + 194.80059837318714244, 195.83288802445184729, 196.86618167288995096, + 197.90047530266301123, 198.93576492992946214, 199.97204660246373464, + 201.00931639928148797, 202.04757043027063901, 203.08680483582807597, + 204.12701578650228385, 205.16819948264117102, 206.21035215404597807, + 207.25347005962987623, 208.29754948708190909, 209.34258675253678916, + 210.38857820024875878, 211.43552020227099320, 212.48340915813977858, + 213.53224149456323744, 214.58201366511514152, 215.63272214993284592, + 216.68436345542014010, 217.73693411395422004, 218.79043068359703739, + 219.84484974781133815, 220.90018791517996988, 221.95644181913033322, + 223.01360811766215875, 224.07168349307951871, 225.13066465172661879, + 226.19054832372759734, 227.25133126272962159, 228.31301024565024704, + 229.37558207242807384, 230.43904356577689896, 231.50339157094342113, + 232.56862295546847008, 233.63473460895144740, 234.70172344281823484, + 235.76958639009222907, 236.83832040516844586, 237.90792246359117712, + 238.97838956183431947, 240.04971871708477238, 241.12190696702904802, + 242.19495136964280846, 243.26884900298270509, 244.34359696498191283, + 245.41919237324782443, 246.49563236486270057, 247.57291409618682110, + 248.65103474266476269, 249.72999149863338175, 250.80978157713354904, + 251.89040220972316320, 252.97185064629374551, 254.05412415488834199, + 255.13722002152300661, 256.22113555000953511, 257.30586806178126835, + 258.39141489572085675, 259.47777340799029844, 260.56494097186322279, + 261.65291497755913497, 262.74169283208021852, 263.83127195904967266, + 264.92164979855277807, 266.01282380697938379, 267.10479145686849733, + 268.19755023675537586, 269.29109765101975427, 270.38543121973674488, + 271.48054847852881721, 272.57644697842033565, 273.67312428569374561, + 274.77057798174683967, 275.86880566295326389, 276.96780494052313770, + 278.06757344036617496, 279.16810880295668085, 280.26940868320008349, + 281.37147075030043197, 282.47429268763045229, 283.57787219260217171, + 284.68220697654078322, 285.78729476455760050, 286.89313329542699194, + 287.99972032146268930, 289.10705360839756395, 290.21513093526289140, + 291.32395009427028754, 292.43350889069523646, 293.54380514276073200, + 294.65483668152336350, 295.76660135076059532, 296.87909700685889902, + 297.99232151870342022, 299.10627276756946458, 300.22094864701409733, + 301.33634706277030091, 302.45246593264130297, 303.56930318639643929, + 304.68685676566872189, 305.80512462385280514, 306.92410472600477078, + 308.04379504874236773, 309.16419358014690033, 310.28529831966631036, + 311.40710727801865687, 312.52961847709792664, 313.65282994987899201, + 314.77673974032603610, 315.90134590329950015, 317.02664650446632777, + 318.15263962020929966, 319.27932333753892635, 320.40669575400545455, + 321.53475497761127144, 322.66349912672620803, 323.79292633000159185, + 324.92303472628691452, 326.05382246454587403, 327.18528770377525916, + 328.31742861292224234, 329.45024337080525356, 330.58373016603343331, + 331.71788719692847280, 332.85271267144611329, 333.98820480709991898, + 335.12436183088397001, 336.26118197919845443, 337.39866349777429377, + 338.53680464159958774, 339.67560367484657036, 340.81505887079896411, + 341.95516851178109619, 343.09593088908627578, 344.23734430290727460, + 345.37940706226686416, 346.52211748494903532, 347.66547389743118401, + 348.80947463481720661, 349.95411804077025408, 351.09940246744753267, + 352.24532627543504759, 353.39188783368263103, 354.53908551944078908, + 355.68691771819692349, 356.83538282361303118, 357.98447923746385868, + 359.13420536957539753 +}; + +TEST_BEGIN(test_ln_gamma_misc) { + unsigned i; + + for (i = 1; i < sizeof(ln_gamma_misc_expected)/sizeof(double); i++) { + double x = (double)i * 0.25; + expect_true(double_eq_rel(ln_gamma(x), + ln_gamma_misc_expected[i], MAX_REL_ERR, MAX_ABS_ERR), + "Incorrect ln_gamma result for i=%u", i); + } +} +TEST_END + +/* Expected pt_norm([0.01..0.99] increment=0.01). */ +static const double pt_norm_expected[] = { + -INFINITY, + -2.32634787404084076, -2.05374891063182252, -1.88079360815125085, + -1.75068607125216946, -1.64485362695147264, -1.55477359459685305, + -1.47579102817917063, -1.40507156030963221, -1.34075503369021654, + -1.28155156554460081, -1.22652812003661049, -1.17498679206608991, + -1.12639112903880045, -1.08031934081495606, -1.03643338949378938, + -0.99445788320975281, -0.95416525314619416, -0.91536508784281390, + -0.87789629505122846, -0.84162123357291418, -0.80642124701824025, + -0.77219321418868492, -0.73884684918521371, -0.70630256284008752, + -0.67448975019608171, -0.64334540539291685, -0.61281299101662701, + -0.58284150727121620, -0.55338471955567281, -0.52440051270804067, + -0.49585034734745320, -0.46769879911450812, -0.43991316567323380, + -0.41246312944140462, -0.38532046640756751, -0.35845879325119373, + -0.33185334643681652, -0.30548078809939738, -0.27931903444745404, + -0.25334710313579978, -0.22754497664114931, -0.20189347914185077, + -0.17637416478086135, -0.15096921549677725, -0.12566134685507399, + -0.10043372051146975, -0.07526986209982976, -0.05015358346473352, + -0.02506890825871106, 0.00000000000000000, 0.02506890825871106, + 0.05015358346473366, 0.07526986209982990, 0.10043372051146990, + 0.12566134685507413, 0.15096921549677739, 0.17637416478086146, + 0.20189347914185105, 0.22754497664114931, 0.25334710313579978, + 0.27931903444745404, 0.30548078809939738, 0.33185334643681652, + 0.35845879325119373, 0.38532046640756762, 0.41246312944140484, + 0.43991316567323391, 0.46769879911450835, 0.49585034734745348, + 0.52440051270804111, 0.55338471955567303, 0.58284150727121620, + 0.61281299101662701, 0.64334540539291685, 0.67448975019608171, + 0.70630256284008752, 0.73884684918521371, 0.77219321418868492, + 0.80642124701824036, 0.84162123357291441, 0.87789629505122879, + 0.91536508784281423, 0.95416525314619460, 0.99445788320975348, + 1.03643338949378938, 1.08031934081495606, 1.12639112903880045, + 1.17498679206608991, 1.22652812003661049, 1.28155156554460081, + 1.34075503369021654, 1.40507156030963265, 1.47579102817917085, + 1.55477359459685394, 1.64485362695147308, 1.75068607125217102, + 1.88079360815125041, 2.05374891063182208, 2.32634787404084076 +}; + +TEST_BEGIN(test_pt_norm) { + unsigned i; + + for (i = 1; i < sizeof(pt_norm_expected)/sizeof(double); i++) { + double p = (double)i * 0.01; + expect_true(double_eq_rel(pt_norm(p), pt_norm_expected[i], + MAX_REL_ERR, MAX_ABS_ERR), + "Incorrect pt_norm result for i=%u", i); + } +} +TEST_END + +/* + * Expected pt_chi2(p=[0.01..0.99] increment=0.07, + * df={0.1, 1.1, 10.1, 100.1, 1000.1}). + */ +static const double pt_chi2_df[] = {0.1, 1.1, 10.1, 100.1, 1000.1}; +static const double pt_chi2_expected[] = { + 1.168926411457320e-40, 1.347680397072034e-22, 3.886980416666260e-17, + 8.245951724356564e-14, 2.068936347497604e-11, 1.562561743309233e-09, + 5.459543043426564e-08, 1.114775688149252e-06, 1.532101202364371e-05, + 1.553884683726585e-04, 1.239396954915939e-03, 8.153872320255721e-03, + 4.631183739647523e-02, 2.473187311701327e-01, 2.175254800183617e+00, + + 0.0003729887888876379, 0.0164409238228929513, 0.0521523015190650113, + 0.1064701372271216612, 0.1800913735793082115, 0.2748704281195626931, + 0.3939246282787986497, 0.5420727552260817816, 0.7267265822221973259, + 0.9596554296000253670, 1.2607440376386165326, 1.6671185084541604304, + 2.2604828984738705167, 3.2868613342148607082, 6.9298574921692139839, + + 2.606673548632508, 4.602913725294877, 5.646152813924212, + 6.488971315540869, 7.249823275816285, 7.977314231410841, + 8.700354939944047, 9.441728024225892, 10.224338321374127, + 11.076435368801061, 12.039320937038386, 13.183878752697167, + 14.657791935084575, 16.885728216339373, 23.361991680031817, + + 70.14844087392152, 80.92379498849355, 85.53325420085891, + 88.94433120715347, 91.83732712857017, 94.46719943606301, + 96.96896479994635, 99.43412843510363, 101.94074719829733, + 104.57228644307247, 107.43900093448734, 110.71844673417287, + 114.76616819871325, 120.57422505959563, 135.92318818757556, + + 899.0072447849649, 937.9271278858220, 953.8117189560207, + 965.3079371501154, 974.8974061207954, 983.4936235182347, + 991.5691170518946, 999.4334123954690, 1007.3391826856553, + 1015.5445154999951, 1024.3777075619569, 1034.3538789836223, + 1046.4872561869577, 1063.5717461999654, 1107.0741966053859 +}; + +TEST_BEGIN(test_pt_chi2) { + unsigned i, j; + unsigned e = 0; + + for (i = 0; i < sizeof(pt_chi2_df)/sizeof(double); i++) { + double df = pt_chi2_df[i]; + double ln_gamma_df = ln_gamma(df * 0.5); + for (j = 1; j < 100; j += 7) { + double p = (double)j * 0.01; + expect_true(double_eq_rel(pt_chi2(p, df, ln_gamma_df), + pt_chi2_expected[e], MAX_REL_ERR, MAX_ABS_ERR), + "Incorrect pt_chi2 result for i=%u, j=%u", i, j); + e++; + } + } +} +TEST_END + +/* + * Expected pt_gamma(p=[0.1..0.99] increment=0.07, + * shape=[0.5..3.0] increment=0.5). + */ +static const double pt_gamma_shape[] = {0.5, 1.0, 1.5, 2.0, 2.5, 3.0}; +static const double pt_gamma_expected[] = { + 7.854392895485103e-05, 5.043466107888016e-03, 1.788288957794883e-02, + 3.900956150232906e-02, 6.913847560638034e-02, 1.093710833465766e-01, + 1.613412523825817e-01, 2.274682115597864e-01, 3.114117323127083e-01, + 4.189466220207417e-01, 5.598106789059246e-01, 7.521856146202706e-01, + 1.036125427911119e+00, 1.532450860038180e+00, 3.317448300510606e+00, + + 0.01005033585350144, 0.08338160893905107, 0.16251892949777497, + 0.24846135929849966, 0.34249030894677596, 0.44628710262841947, + 0.56211891815354142, 0.69314718055994529, 0.84397007029452920, + 1.02165124753198167, 1.23787435600161766, 1.51412773262977574, + 1.89711998488588196, 2.52572864430825783, 4.60517018598809091, + + 0.05741590094955853, 0.24747378084860744, 0.39888572212236084, + 0.54394139997444901, 0.69048812513915159, 0.84311389861296104, + 1.00580622221479898, 1.18298694218766931, 1.38038096305861213, + 1.60627736383027453, 1.87396970522337947, 2.20749220408081070, + 2.65852391865854942, 3.37934630984842244, 5.67243336507218476, + + 0.1485547402532659, 0.4657458011640391, 0.6832386130709406, + 0.8794297834672100, 1.0700752852474524, 1.2629614217350744, + 1.4638400448580779, 1.6783469900166610, 1.9132338090606940, + 2.1778589228618777, 2.4868823970010991, 2.8664695666264195, + 3.3724415436062114, 4.1682658512758071, 6.6383520679938108, + + 0.2771490383641385, 0.7195001279643727, 0.9969081732265243, + 1.2383497880608061, 1.4675206597269927, 1.6953064251816552, + 1.9291243435606809, 2.1757300955477641, 2.4428032131216391, + 2.7406534569230616, 3.0851445039665513, 3.5043101122033367, + 4.0575997065264637, 4.9182956424675286, 7.5431362346944937, + + 0.4360451650782932, 0.9983600902486267, 1.3306365880734528, + 1.6129750834753802, 1.8767241606994294, 2.1357032436097660, + 2.3988853336865565, 2.6740603137235603, 2.9697561737517959, + 3.2971457713883265, 3.6731795898504660, 4.1275751617770631, + 4.7230515633946677, 5.6417477865306020, 8.4059469148854635 +}; + +TEST_BEGIN(test_pt_gamma_shape) { + unsigned i, j; + unsigned e = 0; + + for (i = 0; i < sizeof(pt_gamma_shape)/sizeof(double); i++) { + double shape = pt_gamma_shape[i]; + double ln_gamma_shape = ln_gamma(shape); + for (j = 1; j < 100; j += 7) { + double p = (double)j * 0.01; + expect_true(double_eq_rel(pt_gamma(p, shape, 1.0, + ln_gamma_shape), pt_gamma_expected[e], MAX_REL_ERR, + MAX_ABS_ERR), + "Incorrect pt_gamma result for i=%u, j=%u", i, j); + e++; + } + } +} +TEST_END + +TEST_BEGIN(test_pt_gamma_scale) { + double shape = 1.0; + double ln_gamma_shape = ln_gamma(shape); + + expect_true(double_eq_rel( + pt_gamma(0.5, shape, 1.0, ln_gamma_shape) * 10.0, + pt_gamma(0.5, shape, 10.0, ln_gamma_shape), MAX_REL_ERR, + MAX_ABS_ERR), + "Scale should be trivially equivalent to external multiplication"); +} +TEST_END + +int +main(void) { + return test( + test_ln_gamma_factorial, + test_ln_gamma_misc, + test_pt_norm, + test_pt_chi2, + test_pt_gamma_shape, + test_pt_gamma_scale); +} diff --git a/deps/jemalloc/test/unit/mpsc_queue.c b/deps/jemalloc/test/unit/mpsc_queue.c new file mode 100644 index 0000000..895edf8 --- /dev/null +++ b/deps/jemalloc/test/unit/mpsc_queue.c @@ -0,0 +1,304 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/mpsc_queue.h" + +typedef struct elem_s elem_t; +typedef ql_head(elem_t) elem_list_t; +typedef mpsc_queue(elem_t) elem_mpsc_queue_t; +struct elem_s { + int thread; + int idx; + ql_elm(elem_t) link; +}; + +/* Include both proto and gen to make sure they match up. */ +mpsc_queue_proto(static, elem_mpsc_queue_, elem_mpsc_queue_t, elem_t, + elem_list_t); +mpsc_queue_gen(static, elem_mpsc_queue_, elem_mpsc_queue_t, elem_t, + elem_list_t, link); + +static void +init_elems_simple(elem_t *elems, int nelems, int thread) { + for (int i = 0; i < nelems; i++) { + elems[i].thread = thread; + elems[i].idx = i; + ql_elm_new(&elems[i], link); + } +} + +static void +check_elems_simple(elem_list_t *list, int nelems, int thread) { + elem_t *elem; + int next_idx = 0; + ql_foreach(elem, list, link) { + expect_d_lt(next_idx, nelems, "Too many list items"); + expect_d_eq(thread, elem->thread, ""); + expect_d_eq(next_idx, elem->idx, "List out of order"); + next_idx++; + } +} + +TEST_BEGIN(test_simple) { + enum {NELEMS = 10}; + elem_t elems[NELEMS]; + elem_list_t list; + elem_mpsc_queue_t queue; + + /* Pop empty queue onto empty list -> empty list */ + ql_new(&list); + elem_mpsc_queue_new(&queue); + elem_mpsc_queue_pop_batch(&queue, &list); + expect_true(ql_empty(&list), ""); + + /* Pop empty queue onto nonempty list -> list unchanged */ + ql_new(&list); + elem_mpsc_queue_new(&queue); + init_elems_simple(elems, NELEMS, 0); + for (int i = 0; i < NELEMS; i++) { + ql_tail_insert(&list, &elems[i], link); + } + elem_mpsc_queue_pop_batch(&queue, &list); + check_elems_simple(&list, NELEMS, 0); + + /* Pop nonempty queue onto empty list -> list takes queue contents */ + ql_new(&list); + elem_mpsc_queue_new(&queue); + init_elems_simple(elems, NELEMS, 0); + for (int i = 0; i < NELEMS; i++) { + elem_mpsc_queue_push(&queue, &elems[i]); + } + elem_mpsc_queue_pop_batch(&queue, &list); + check_elems_simple(&list, NELEMS, 0); + + /* Pop nonempty queue onto nonempty list -> list gains queue contents */ + ql_new(&list); + elem_mpsc_queue_new(&queue); + init_elems_simple(elems, NELEMS, 0); + for (int i = 0; i < NELEMS / 2; i++) { + ql_tail_insert(&list, &elems[i], link); + } + for (int i = NELEMS / 2; i < NELEMS; i++) { + elem_mpsc_queue_push(&queue, &elems[i]); + } + elem_mpsc_queue_pop_batch(&queue, &list); + check_elems_simple(&list, NELEMS, 0); + +} +TEST_END + +TEST_BEGIN(test_push_single_or_batch) { + enum { + BATCH_MAX = 10, + /* + * We'll push i items one-at-a-time, then i items as a batch, + * then i items as a batch again, as i ranges from 1 to + * BATCH_MAX. So we need 3 times the sum of the numbers from 1 + * to BATCH_MAX elements total. + */ + NELEMS = 3 * BATCH_MAX * (BATCH_MAX - 1) / 2 + }; + elem_t elems[NELEMS]; + init_elems_simple(elems, NELEMS, 0); + elem_list_t list; + ql_new(&list); + elem_mpsc_queue_t queue; + elem_mpsc_queue_new(&queue); + int next_idx = 0; + for (int i = 1; i < 10; i++) { + /* Push i items 1 at a time. */ + for (int j = 0; j < i; j++) { + elem_mpsc_queue_push(&queue, &elems[next_idx]); + next_idx++; + } + /* Push i items in batch. */ + for (int j = 0; j < i; j++) { + ql_tail_insert(&list, &elems[next_idx], link); + next_idx++; + } + elem_mpsc_queue_push_batch(&queue, &list); + expect_true(ql_empty(&list), "Batch push should empty source"); + /* + * Push i items in batch, again. This tests two batches + * proceeding one after the other. + */ + for (int j = 0; j < i; j++) { + ql_tail_insert(&list, &elems[next_idx], link); + next_idx++; + } + elem_mpsc_queue_push_batch(&queue, &list); + expect_true(ql_empty(&list), "Batch push should empty source"); + } + expect_d_eq(NELEMS, next_idx, "Miscomputed number of elems to push."); + + expect_true(ql_empty(&list), ""); + elem_mpsc_queue_pop_batch(&queue, &list); + check_elems_simple(&list, NELEMS, 0); +} +TEST_END + +TEST_BEGIN(test_multi_op) { + enum {NELEMS = 20}; + elem_t elems[NELEMS]; + init_elems_simple(elems, NELEMS, 0); + elem_list_t push_list; + ql_new(&push_list); + elem_list_t result_list; + ql_new(&result_list); + elem_mpsc_queue_t queue; + elem_mpsc_queue_new(&queue); + + int next_idx = 0; + /* Push first quarter 1-at-a-time. */ + for (int i = 0; i < NELEMS / 4; i++) { + elem_mpsc_queue_push(&queue, &elems[next_idx]); + next_idx++; + } + /* Push second quarter in batch. */ + for (int i = NELEMS / 4; i < NELEMS / 2; i++) { + ql_tail_insert(&push_list, &elems[next_idx], link); + next_idx++; + } + elem_mpsc_queue_push_batch(&queue, &push_list); + /* Batch pop all pushed elements. */ + elem_mpsc_queue_pop_batch(&queue, &result_list); + /* Push third quarter in batch. */ + for (int i = NELEMS / 2; i < 3 * NELEMS / 4; i++) { + ql_tail_insert(&push_list, &elems[next_idx], link); + next_idx++; + } + elem_mpsc_queue_push_batch(&queue, &push_list); + /* Push last quarter one-at-a-time. */ + for (int i = 3 * NELEMS / 4; i < NELEMS; i++) { + elem_mpsc_queue_push(&queue, &elems[next_idx]); + next_idx++; + } + /* Pop them again. Order of existing list should be preserved. */ + elem_mpsc_queue_pop_batch(&queue, &result_list); + + check_elems_simple(&result_list, NELEMS, 0); + +} +TEST_END + +typedef struct pusher_arg_s pusher_arg_t; +struct pusher_arg_s { + elem_mpsc_queue_t *queue; + int thread; + elem_t *elems; + int nelems; +}; + +typedef struct popper_arg_s popper_arg_t; +struct popper_arg_s { + elem_mpsc_queue_t *queue; + int npushers; + int nelems_per_pusher; + int *pusher_counts; +}; + +static void * +thd_pusher(void *void_arg) { + pusher_arg_t *arg = (pusher_arg_t *)void_arg; + int next_idx = 0; + while (next_idx < arg->nelems) { + /* Push 10 items in batch. */ + elem_list_t list; + ql_new(&list); + int limit = next_idx + 10; + while (next_idx < arg->nelems && next_idx < limit) { + ql_tail_insert(&list, &arg->elems[next_idx], link); + next_idx++; + } + elem_mpsc_queue_push_batch(arg->queue, &list); + /* Push 10 items one-at-a-time. */ + limit = next_idx + 10; + while (next_idx < arg->nelems && next_idx < limit) { + elem_mpsc_queue_push(arg->queue, &arg->elems[next_idx]); + next_idx++; + } + + } + return NULL; +} + +static void * +thd_popper(void *void_arg) { + popper_arg_t *arg = (popper_arg_t *)void_arg; + int done_pushers = 0; + while (done_pushers < arg->npushers) { + elem_list_t list; + ql_new(&list); + elem_mpsc_queue_pop_batch(arg->queue, &list); + elem_t *elem; + ql_foreach(elem, &list, link) { + int thread = elem->thread; + int idx = elem->idx; + expect_d_eq(arg->pusher_counts[thread], idx, + "Thread's pushes reordered"); + arg->pusher_counts[thread]++; + if (arg->pusher_counts[thread] + == arg->nelems_per_pusher) { + done_pushers++; + } + } + } + return NULL; +} + +TEST_BEGIN(test_multiple_threads) { + enum { + NPUSHERS = 4, + NELEMS_PER_PUSHER = 1000*1000, + }; + thd_t pushers[NPUSHERS]; + pusher_arg_t pusher_arg[NPUSHERS]; + + thd_t popper; + popper_arg_t popper_arg; + + elem_mpsc_queue_t queue; + elem_mpsc_queue_new(&queue); + + elem_t *elems = calloc(NPUSHERS * NELEMS_PER_PUSHER, sizeof(elem_t)); + elem_t *elem_iter = elems; + for (int i = 0; i < NPUSHERS; i++) { + pusher_arg[i].queue = &queue; + pusher_arg[i].thread = i; + pusher_arg[i].elems = elem_iter; + pusher_arg[i].nelems = NELEMS_PER_PUSHER; + + init_elems_simple(elem_iter, NELEMS_PER_PUSHER, i); + elem_iter += NELEMS_PER_PUSHER; + } + popper_arg.queue = &queue; + popper_arg.npushers = NPUSHERS; + popper_arg.nelems_per_pusher = NELEMS_PER_PUSHER; + int pusher_counts[NPUSHERS] = {0}; + popper_arg.pusher_counts = pusher_counts; + + thd_create(&popper, thd_popper, (void *)&popper_arg); + for (int i = 0; i < NPUSHERS; i++) { + thd_create(&pushers[i], thd_pusher, &pusher_arg[i]); + } + + thd_join(popper, NULL); + for (int i = 0; i < NPUSHERS; i++) { + thd_join(pushers[i], NULL); + } + + for (int i = 0; i < NPUSHERS; i++) { + expect_d_eq(NELEMS_PER_PUSHER, pusher_counts[i], ""); + } + + free(elems); +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_simple, + test_push_single_or_batch, + test_multi_op, + test_multiple_threads); +} diff --git a/deps/jemalloc/test/unit/mq.c b/deps/jemalloc/test/unit/mq.c new file mode 100644 index 0000000..f833f77 --- /dev/null +++ b/deps/jemalloc/test/unit/mq.c @@ -0,0 +1,89 @@ +#include "test/jemalloc_test.h" + +#define NSENDERS 3 +#define NMSGS 100000 + +typedef struct mq_msg_s mq_msg_t; +struct mq_msg_s { + mq_msg(mq_msg_t) link; +}; +mq_gen(static, mq_, mq_t, mq_msg_t, link) + +TEST_BEGIN(test_mq_basic) { + mq_t mq; + mq_msg_t msg; + + expect_false(mq_init(&mq), "Unexpected mq_init() failure"); + expect_u_eq(mq_count(&mq), 0, "mq should be empty"); + expect_ptr_null(mq_tryget(&mq), + "mq_tryget() should fail when the queue is empty"); + + mq_put(&mq, &msg); + expect_u_eq(mq_count(&mq), 1, "mq should contain one message"); + expect_ptr_eq(mq_tryget(&mq), &msg, "mq_tryget() should return msg"); + + mq_put(&mq, &msg); + expect_ptr_eq(mq_get(&mq), &msg, "mq_get() should return msg"); + + mq_fini(&mq); +} +TEST_END + +static void * +thd_receiver_start(void *arg) { + mq_t *mq = (mq_t *)arg; + unsigned i; + + for (i = 0; i < (NSENDERS * NMSGS); i++) { + mq_msg_t *msg = mq_get(mq); + expect_ptr_not_null(msg, "mq_get() should never return NULL"); + dallocx(msg, 0); + } + return NULL; +} + +static void * +thd_sender_start(void *arg) { + mq_t *mq = (mq_t *)arg; + unsigned i; + + for (i = 0; i < NMSGS; i++) { + mq_msg_t *msg; + void *p; + p = mallocx(sizeof(mq_msg_t), 0); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + msg = (mq_msg_t *)p; + mq_put(mq, msg); + } + return NULL; +} + +TEST_BEGIN(test_mq_threaded) { + mq_t mq; + thd_t receiver; + thd_t senders[NSENDERS]; + unsigned i; + + expect_false(mq_init(&mq), "Unexpected mq_init() failure"); + + thd_create(&receiver, thd_receiver_start, (void *)&mq); + for (i = 0; i < NSENDERS; i++) { + thd_create(&senders[i], thd_sender_start, (void *)&mq); + } + + thd_join(receiver, NULL); + for (i = 0; i < NSENDERS; i++) { + thd_join(senders[i], NULL); + } + + mq_fini(&mq); +} +TEST_END + +int +main(void) { + return test( + test_mq_basic, + test_mq_threaded); +} + diff --git a/deps/jemalloc/test/unit/mtx.c b/deps/jemalloc/test/unit/mtx.c new file mode 100644 index 0000000..4aeebc1 --- /dev/null +++ b/deps/jemalloc/test/unit/mtx.c @@ -0,0 +1,57 @@ +#include "test/jemalloc_test.h" + +#define NTHREADS 2 +#define NINCRS 2000000 + +TEST_BEGIN(test_mtx_basic) { + mtx_t mtx; + + expect_false(mtx_init(&mtx), "Unexpected mtx_init() failure"); + mtx_lock(&mtx); + mtx_unlock(&mtx); + mtx_fini(&mtx); +} +TEST_END + +typedef struct { + mtx_t mtx; + unsigned x; +} thd_start_arg_t; + +static void * +thd_start(void *varg) { + thd_start_arg_t *arg = (thd_start_arg_t *)varg; + unsigned i; + + for (i = 0; i < NINCRS; i++) { + mtx_lock(&arg->mtx); + arg->x++; + mtx_unlock(&arg->mtx); + } + return NULL; +} + +TEST_BEGIN(test_mtx_race) { + thd_start_arg_t arg; + thd_t thds[NTHREADS]; + unsigned i; + + expect_false(mtx_init(&arg.mtx), "Unexpected mtx_init() failure"); + arg.x = 0; + for (i = 0; i < NTHREADS; i++) { + thd_create(&thds[i], thd_start, (void *)&arg); + } + for (i = 0; i < NTHREADS; i++) { + thd_join(thds[i], NULL); + } + expect_u_eq(arg.x, NTHREADS * NINCRS, + "Race-related counter corruption"); +} +TEST_END + +int +main(void) { + return test( + test_mtx_basic, + test_mtx_race); +} diff --git a/deps/jemalloc/test/unit/nstime.c b/deps/jemalloc/test/unit/nstime.c new file mode 100644 index 0000000..56238ab --- /dev/null +++ b/deps/jemalloc/test/unit/nstime.c @@ -0,0 +1,252 @@ +#include "test/jemalloc_test.h" + +#define BILLION UINT64_C(1000000000) + +TEST_BEGIN(test_nstime_init) { + nstime_t nst; + + nstime_init(&nst, 42000000043); + expect_u64_eq(nstime_ns(&nst), 42000000043, "ns incorrectly read"); + expect_u64_eq(nstime_sec(&nst), 42, "sec incorrectly read"); + expect_u64_eq(nstime_nsec(&nst), 43, "nsec incorrectly read"); +} +TEST_END + +TEST_BEGIN(test_nstime_init2) { + nstime_t nst; + + nstime_init2(&nst, 42, 43); + expect_u64_eq(nstime_sec(&nst), 42, "sec incorrectly read"); + expect_u64_eq(nstime_nsec(&nst), 43, "nsec incorrectly read"); +} +TEST_END + +TEST_BEGIN(test_nstime_copy) { + nstime_t nsta, nstb; + + nstime_init2(&nsta, 42, 43); + nstime_init_zero(&nstb); + nstime_copy(&nstb, &nsta); + expect_u64_eq(nstime_sec(&nstb), 42, "sec incorrectly copied"); + expect_u64_eq(nstime_nsec(&nstb), 43, "nsec incorrectly copied"); +} +TEST_END + +TEST_BEGIN(test_nstime_compare) { + nstime_t nsta, nstb; + + nstime_init2(&nsta, 42, 43); + nstime_copy(&nstb, &nsta); + expect_d_eq(nstime_compare(&nsta, &nstb), 0, "Times should be equal"); + expect_d_eq(nstime_compare(&nstb, &nsta), 0, "Times should be equal"); + + nstime_init2(&nstb, 42, 42); + expect_d_eq(nstime_compare(&nsta, &nstb), 1, + "nsta should be greater than nstb"); + expect_d_eq(nstime_compare(&nstb, &nsta), -1, + "nstb should be less than nsta"); + + nstime_init2(&nstb, 42, 44); + expect_d_eq(nstime_compare(&nsta, &nstb), -1, + "nsta should be less than nstb"); + expect_d_eq(nstime_compare(&nstb, &nsta), 1, + "nstb should be greater than nsta"); + + nstime_init2(&nstb, 41, BILLION - 1); + expect_d_eq(nstime_compare(&nsta, &nstb), 1, + "nsta should be greater than nstb"); + expect_d_eq(nstime_compare(&nstb, &nsta), -1, + "nstb should be less than nsta"); + + nstime_init2(&nstb, 43, 0); + expect_d_eq(nstime_compare(&nsta, &nstb), -1, + "nsta should be less than nstb"); + expect_d_eq(nstime_compare(&nstb, &nsta), 1, + "nstb should be greater than nsta"); +} +TEST_END + +TEST_BEGIN(test_nstime_add) { + nstime_t nsta, nstb; + + nstime_init2(&nsta, 42, 43); + nstime_copy(&nstb, &nsta); + nstime_add(&nsta, &nstb); + nstime_init2(&nstb, 84, 86); + expect_d_eq(nstime_compare(&nsta, &nstb), 0, + "Incorrect addition result"); + + nstime_init2(&nsta, 42, BILLION - 1); + nstime_copy(&nstb, &nsta); + nstime_add(&nsta, &nstb); + nstime_init2(&nstb, 85, BILLION - 2); + expect_d_eq(nstime_compare(&nsta, &nstb), 0, + "Incorrect addition result"); +} +TEST_END + +TEST_BEGIN(test_nstime_iadd) { + nstime_t nsta, nstb; + + nstime_init2(&nsta, 42, BILLION - 1); + nstime_iadd(&nsta, 1); + nstime_init2(&nstb, 43, 0); + expect_d_eq(nstime_compare(&nsta, &nstb), 0, + "Incorrect addition result"); + + nstime_init2(&nsta, 42, 1); + nstime_iadd(&nsta, BILLION + 1); + nstime_init2(&nstb, 43, 2); + expect_d_eq(nstime_compare(&nsta, &nstb), 0, + "Incorrect addition result"); +} +TEST_END + +TEST_BEGIN(test_nstime_subtract) { + nstime_t nsta, nstb; + + nstime_init2(&nsta, 42, 43); + nstime_copy(&nstb, &nsta); + nstime_subtract(&nsta, &nstb); + nstime_init_zero(&nstb); + expect_d_eq(nstime_compare(&nsta, &nstb), 0, + "Incorrect subtraction result"); + + nstime_init2(&nsta, 42, 43); + nstime_init2(&nstb, 41, 44); + nstime_subtract(&nsta, &nstb); + nstime_init2(&nstb, 0, BILLION - 1); + expect_d_eq(nstime_compare(&nsta, &nstb), 0, + "Incorrect subtraction result"); +} +TEST_END + +TEST_BEGIN(test_nstime_isubtract) { + nstime_t nsta, nstb; + + nstime_init2(&nsta, 42, 43); + nstime_isubtract(&nsta, 42*BILLION + 43); + nstime_init_zero(&nstb); + expect_d_eq(nstime_compare(&nsta, &nstb), 0, + "Incorrect subtraction result"); + + nstime_init2(&nsta, 42, 43); + nstime_isubtract(&nsta, 41*BILLION + 44); + nstime_init2(&nstb, 0, BILLION - 1); + expect_d_eq(nstime_compare(&nsta, &nstb), 0, + "Incorrect subtraction result"); +} +TEST_END + +TEST_BEGIN(test_nstime_imultiply) { + nstime_t nsta, nstb; + + nstime_init2(&nsta, 42, 43); + nstime_imultiply(&nsta, 10); + nstime_init2(&nstb, 420, 430); + expect_d_eq(nstime_compare(&nsta, &nstb), 0, + "Incorrect multiplication result"); + + nstime_init2(&nsta, 42, 666666666); + nstime_imultiply(&nsta, 3); + nstime_init2(&nstb, 127, 999999998); + expect_d_eq(nstime_compare(&nsta, &nstb), 0, + "Incorrect multiplication result"); +} +TEST_END + +TEST_BEGIN(test_nstime_idivide) { + nstime_t nsta, nstb; + + nstime_init2(&nsta, 42, 43); + nstime_copy(&nstb, &nsta); + nstime_imultiply(&nsta, 10); + nstime_idivide(&nsta, 10); + expect_d_eq(nstime_compare(&nsta, &nstb), 0, + "Incorrect division result"); + + nstime_init2(&nsta, 42, 666666666); + nstime_copy(&nstb, &nsta); + nstime_imultiply(&nsta, 3); + nstime_idivide(&nsta, 3); + expect_d_eq(nstime_compare(&nsta, &nstb), 0, + "Incorrect division result"); +} +TEST_END + +TEST_BEGIN(test_nstime_divide) { + nstime_t nsta, nstb, nstc; + + nstime_init2(&nsta, 42, 43); + nstime_copy(&nstb, &nsta); + nstime_imultiply(&nsta, 10); + expect_u64_eq(nstime_divide(&nsta, &nstb), 10, + "Incorrect division result"); + + nstime_init2(&nsta, 42, 43); + nstime_copy(&nstb, &nsta); + nstime_imultiply(&nsta, 10); + nstime_init(&nstc, 1); + nstime_add(&nsta, &nstc); + expect_u64_eq(nstime_divide(&nsta, &nstb), 10, + "Incorrect division result"); + + nstime_init2(&nsta, 42, 43); + nstime_copy(&nstb, &nsta); + nstime_imultiply(&nsta, 10); + nstime_init(&nstc, 1); + nstime_subtract(&nsta, &nstc); + expect_u64_eq(nstime_divide(&nsta, &nstb), 9, + "Incorrect division result"); +} +TEST_END + +void +test_nstime_since_once(nstime_t *t) { + nstime_t old_t; + nstime_copy(&old_t, t); + + uint64_t ns_since = nstime_ns_since(t); + nstime_update(t); + + nstime_t new_t; + nstime_copy(&new_t, t); + nstime_subtract(&new_t, &old_t); + + expect_u64_ge(nstime_ns(&new_t), ns_since, + "Incorrect time since result"); +} + +TEST_BEGIN(test_nstime_ns_since) { + nstime_t t; + + nstime_init_update(&t); + for (uint64_t i = 0; i < 10000; i++) { + /* Keeps updating t and verifies ns_since is valid. */ + test_nstime_since_once(&t); + } +} +TEST_END + +TEST_BEGIN(test_nstime_monotonic) { + nstime_monotonic(); +} +TEST_END + +int +main(void) { + return test( + test_nstime_init, + test_nstime_init2, + test_nstime_copy, + test_nstime_compare, + test_nstime_add, + test_nstime_iadd, + test_nstime_subtract, + test_nstime_isubtract, + test_nstime_imultiply, + test_nstime_idivide, + test_nstime_divide, + test_nstime_ns_since, + test_nstime_monotonic); +} diff --git a/deps/jemalloc/test/unit/oversize_threshold.c b/deps/jemalloc/test/unit/oversize_threshold.c new file mode 100644 index 0000000..44a8f76 --- /dev/null +++ b/deps/jemalloc/test/unit/oversize_threshold.c @@ -0,0 +1,133 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/ctl.h" + +static void +arena_mallctl(const char *mallctl_str, unsigned arena, void *oldp, + size_t *oldlen, void *newp, size_t newlen) { + int err; + char buf[100]; + malloc_snprintf(buf, sizeof(buf), mallctl_str, arena); + + err = mallctl(buf, oldp, oldlen, newp, newlen); + expect_d_eq(0, err, "Mallctl failed; %s", buf); +} + +TEST_BEGIN(test_oversize_threshold_get_set) { + int err; + size_t old_threshold; + size_t new_threshold; + size_t threshold_sz = sizeof(old_threshold); + + unsigned arena; + size_t arena_sz = sizeof(arena); + err = mallctl("arenas.create", (void *)&arena, &arena_sz, NULL, 0); + expect_d_eq(0, err, "Arena creation failed"); + + /* Just a write. */ + new_threshold = 1024 * 1024; + arena_mallctl("arena.%u.oversize_threshold", arena, NULL, NULL, + &new_threshold, threshold_sz); + + /* Read and write */ + new_threshold = 2 * 1024 * 1024; + arena_mallctl("arena.%u.oversize_threshold", arena, &old_threshold, + &threshold_sz, &new_threshold, threshold_sz); + expect_zu_eq(1024 * 1024, old_threshold, "Should have read old value"); + + /* Just a read */ + arena_mallctl("arena.%u.oversize_threshold", arena, &old_threshold, + &threshold_sz, NULL, 0); + expect_zu_eq(2 * 1024 * 1024, old_threshold, "Should have read old value"); +} +TEST_END + +static size_t max_purged = 0; +static bool +purge_forced_record_max(extent_hooks_t* hooks, void *addr, size_t sz, + size_t offset, size_t length, unsigned arena_ind) { + if (length > max_purged) { + max_purged = length; + } + return false; +} + +static bool +dalloc_record_max(extent_hooks_t *extent_hooks, void *addr, size_t sz, + bool comitted, unsigned arena_ind) { + if (sz > max_purged) { + max_purged = sz; + } + return false; +} + +extent_hooks_t max_recording_extent_hooks; + +TEST_BEGIN(test_oversize_threshold) { + max_recording_extent_hooks = ehooks_default_extent_hooks; + max_recording_extent_hooks.purge_forced = &purge_forced_record_max; + max_recording_extent_hooks.dalloc = &dalloc_record_max; + + extent_hooks_t *extent_hooks = &max_recording_extent_hooks; + + int err; + + unsigned arena; + size_t arena_sz = sizeof(arena); + err = mallctl("arenas.create", (void *)&arena, &arena_sz, NULL, 0); + expect_d_eq(0, err, "Arena creation failed"); + arena_mallctl("arena.%u.extent_hooks", arena, NULL, NULL, &extent_hooks, + sizeof(extent_hooks)); + + /* + * This test will fundamentally race with purging, since we're going to + * check the dirty stats to see if our oversized allocation got purged. + * We don't want other purging to happen accidentally. We can't just + * disable purging entirely, though, since that will also disable + * oversize purging. Just set purging intervals to be very large. + */ + ssize_t decay_ms = 100 * 1000; + ssize_t decay_ms_sz = sizeof(decay_ms); + arena_mallctl("arena.%u.dirty_decay_ms", arena, NULL, NULL, &decay_ms, + decay_ms_sz); + arena_mallctl("arena.%u.muzzy_decay_ms", arena, NULL, NULL, &decay_ms, + decay_ms_sz); + + /* Clean everything out. */ + arena_mallctl("arena.%u.purge", arena, NULL, NULL, NULL, 0); + max_purged = 0; + + /* Set threshold to 1MB. */ + size_t threshold = 1024 * 1024; + size_t threshold_sz = sizeof(threshold); + arena_mallctl("arena.%u.oversize_threshold", arena, NULL, NULL, + &threshold, threshold_sz); + + /* Allocating and freeing half a megabyte should leave them dirty. */ + void *ptr = mallocx(512 * 1024, MALLOCX_ARENA(arena)); + dallocx(ptr, MALLOCX_TCACHE_NONE); + if (!is_background_thread_enabled()) { + expect_zu_lt(max_purged, 512 * 1024, "Expected no 512k purge"); + } + + /* Purge again to reset everything out. */ + arena_mallctl("arena.%u.purge", arena, NULL, NULL, NULL, 0); + max_purged = 0; + + /* + * Allocating and freeing 2 megabytes should have them purged because of + * the oversize threshold. + */ + ptr = mallocx(2 * 1024 * 1024, MALLOCX_ARENA(arena)); + dallocx(ptr, MALLOCX_TCACHE_NONE); + expect_zu_ge(max_purged, 2 * 1024 * 1024, "Expected a 2MB purge"); +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_oversize_threshold_get_set, + test_oversize_threshold); +} + diff --git a/deps/jemalloc/test/unit/pa.c b/deps/jemalloc/test/unit/pa.c new file mode 100644 index 0000000..b1e2f6e --- /dev/null +++ b/deps/jemalloc/test/unit/pa.c @@ -0,0 +1,126 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/pa.h" + +static void * +alloc_hook(extent_hooks_t *extent_hooks, void *new_addr, size_t size, + size_t alignment, bool *zero, bool *commit, unsigned arena_ind) { + void *ret = pages_map(new_addr, size, alignment, commit); + return ret; +} + +static bool +merge_hook(extent_hooks_t *extent_hooks, void *addr_a, size_t size_a, + void *addr_b, size_t size_b, bool committed, unsigned arena_ind) { + return !maps_coalesce; +} + +static bool +split_hook(extent_hooks_t *extent_hooks, void *addr, size_t size, + size_t size_a, size_t size_b, bool committed, unsigned arena_ind) { + return !maps_coalesce; +} + +static void +init_test_extent_hooks(extent_hooks_t *hooks) { + /* + * The default hooks are mostly fine for testing. A few of them, + * though, access globals (alloc for dss setting in an arena, split and + * merge touch the global emap to find head state. The first of these + * can be fixed by keeping that state with the hooks, where it logically + * belongs. The second, though, we can only fix when we use the extent + * hook API. + */ + memcpy(hooks, &ehooks_default_extent_hooks, sizeof(extent_hooks_t)); + hooks->alloc = &alloc_hook; + hooks->merge = &merge_hook; + hooks->split = &split_hook; +} + +typedef struct test_data_s test_data_t; +struct test_data_s { + pa_shard_t shard; + pa_central_t central; + base_t *base; + emap_t emap; + pa_shard_stats_t stats; + malloc_mutex_t stats_mtx; + extent_hooks_t hooks; +}; + +test_data_t *init_test_data(ssize_t dirty_decay_ms, ssize_t muzzy_decay_ms) { + test_data_t *test_data = calloc(1, sizeof(test_data_t)); + assert_ptr_not_null(test_data, ""); + init_test_extent_hooks(&test_data->hooks); + + base_t *base = base_new(TSDN_NULL, /* ind */ 1, &test_data->hooks, + /* metadata_use_hooks */ true); + assert_ptr_not_null(base, ""); + + test_data->base = base; + bool err = emap_init(&test_data->emap, test_data->base, + /* zeroed */ true); + assert_false(err, ""); + + nstime_t time; + nstime_init(&time, 0); + + err = pa_central_init(&test_data->central, base, opt_hpa, + &hpa_hooks_default); + assert_false(err, ""); + + const size_t pa_oversize_threshold = 8 * 1024 * 1024; + err = pa_shard_init(TSDN_NULL, &test_data->shard, &test_data->central, + &test_data->emap, test_data->base, /* ind */ 1, &test_data->stats, + &test_data->stats_mtx, &time, pa_oversize_threshold, dirty_decay_ms, + muzzy_decay_ms); + assert_false(err, ""); + + return test_data; +} + +void destroy_test_data(test_data_t *data) { + base_delete(TSDN_NULL, data->base); + free(data); +} + +static void * +do_alloc_free_purge(void *arg) { + test_data_t *test_data = (test_data_t *)arg; + for (int i = 0; i < 10 * 1000; i++) { + bool deferred_work_generated = false; + edata_t *edata = pa_alloc(TSDN_NULL, &test_data->shard, PAGE, + PAGE, /* slab */ false, /* szind */ 0, /* zero */ false, + /* guarded */ false, &deferred_work_generated); + assert_ptr_not_null(edata, ""); + pa_dalloc(TSDN_NULL, &test_data->shard, edata, + &deferred_work_generated); + malloc_mutex_lock(TSDN_NULL, + &test_data->shard.pac.decay_dirty.mtx); + pac_decay_all(TSDN_NULL, &test_data->shard.pac, + &test_data->shard.pac.decay_dirty, + &test_data->shard.pac.stats->decay_dirty, + &test_data->shard.pac.ecache_dirty, true); + malloc_mutex_unlock(TSDN_NULL, + &test_data->shard.pac.decay_dirty.mtx); + } + return NULL; +} + +TEST_BEGIN(test_alloc_free_purge_thds) { + test_data_t *test_data = init_test_data(0, 0); + thd_t thds[4]; + for (int i = 0; i < 4; i++) { + thd_create(&thds[i], do_alloc_free_purge, test_data); + } + for (int i = 0; i < 4; i++) { + thd_join(thds[i], NULL); + } +} +TEST_END + +int +main(void) { + return test( + test_alloc_free_purge_thds); +} diff --git a/deps/jemalloc/test/unit/pack.c b/deps/jemalloc/test/unit/pack.c new file mode 100644 index 0000000..e639282 --- /dev/null +++ b/deps/jemalloc/test/unit/pack.c @@ -0,0 +1,166 @@ +#include "test/jemalloc_test.h" + +/* + * Size class that is a divisor of the page size, ideally 4+ regions per run. + */ +#if LG_PAGE <= 14 +#define SZ (ZU(1) << (LG_PAGE - 2)) +#else +#define SZ ZU(4096) +#endif + +/* + * Number of slabs to consume at high water mark. Should be at least 2 so that + * if mmap()ed memory grows downward, downward growth of mmap()ed memory is + * tested. + */ +#define NSLABS 8 + +static unsigned +binind_compute(void) { + size_t sz; + unsigned nbins, i; + + sz = sizeof(nbins); + expect_d_eq(mallctl("arenas.nbins", (void *)&nbins, &sz, NULL, 0), 0, + "Unexpected mallctl failure"); + + for (i = 0; i < nbins; i++) { + size_t mib[4]; + size_t miblen = sizeof(mib)/sizeof(size_t); + size_t size; + + expect_d_eq(mallctlnametomib("arenas.bin.0.size", mib, + &miblen), 0, "Unexpected mallctlnametomb failure"); + mib[2] = (size_t)i; + + sz = sizeof(size); + expect_d_eq(mallctlbymib(mib, miblen, (void *)&size, &sz, NULL, + 0), 0, "Unexpected mallctlbymib failure"); + if (size == SZ) { + return i; + } + } + + test_fail("Unable to compute nregs_per_run"); + return 0; +} + +static size_t +nregs_per_run_compute(void) { + uint32_t nregs; + size_t sz; + unsigned binind = binind_compute(); + size_t mib[4]; + size_t miblen = sizeof(mib)/sizeof(size_t); + + expect_d_eq(mallctlnametomib("arenas.bin.0.nregs", mib, &miblen), 0, + "Unexpected mallctlnametomb failure"); + mib[2] = (size_t)binind; + sz = sizeof(nregs); + expect_d_eq(mallctlbymib(mib, miblen, (void *)&nregs, &sz, NULL, + 0), 0, "Unexpected mallctlbymib failure"); + return nregs; +} + +static unsigned +arenas_create_mallctl(void) { + unsigned arena_ind; + size_t sz; + + sz = sizeof(arena_ind); + expect_d_eq(mallctl("arenas.create", (void *)&arena_ind, &sz, NULL, 0), + 0, "Error in arenas.create"); + + return arena_ind; +} + +static void +arena_reset_mallctl(unsigned arena_ind) { + size_t mib[3]; + size_t miblen = sizeof(mib)/sizeof(size_t); + + expect_d_eq(mallctlnametomib("arena.0.reset", mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + mib[1] = (size_t)arena_ind; + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, NULL, 0), 0, + "Unexpected mallctlbymib() failure"); +} + +TEST_BEGIN(test_pack) { + bool prof_enabled; + size_t sz = sizeof(prof_enabled); + if (mallctl("opt.prof", (void *)&prof_enabled, &sz, NULL, 0) == 0) { + test_skip_if(prof_enabled); + } + + unsigned arena_ind = arenas_create_mallctl(); + size_t nregs_per_run = nregs_per_run_compute(); + size_t nregs = nregs_per_run * NSLABS; + VARIABLE_ARRAY(void *, ptrs, nregs); + size_t i, j, offset; + + /* Fill matrix. */ + for (i = offset = 0; i < NSLABS; i++) { + for (j = 0; j < nregs_per_run; j++) { + void *p = mallocx(SZ, MALLOCX_ARENA(arena_ind) | + MALLOCX_TCACHE_NONE); + expect_ptr_not_null(p, + "Unexpected mallocx(%zu, MALLOCX_ARENA(%u) |" + " MALLOCX_TCACHE_NONE) failure, run=%zu, reg=%zu", + SZ, arena_ind, i, j); + ptrs[(i * nregs_per_run) + j] = p; + } + } + + /* + * Free all but one region of each run, but rotate which region is + * preserved, so that subsequent allocations exercise the within-run + * layout policy. + */ + offset = 0; + for (i = offset = 0; + i < NSLABS; + i++, offset = (offset + 1) % nregs_per_run) { + for (j = 0; j < nregs_per_run; j++) { + void *p = ptrs[(i * nregs_per_run) + j]; + if (offset == j) { + continue; + } + dallocx(p, MALLOCX_ARENA(arena_ind) | + MALLOCX_TCACHE_NONE); + } + } + + /* + * Logically refill matrix, skipping preserved regions and verifying + * that the matrix is unmodified. + */ + offset = 0; + for (i = offset = 0; + i < NSLABS; + i++, offset = (offset + 1) % nregs_per_run) { + for (j = 0; j < nregs_per_run; j++) { + void *p; + + if (offset == j) { + continue; + } + p = mallocx(SZ, MALLOCX_ARENA(arena_ind) | + MALLOCX_TCACHE_NONE); + expect_ptr_eq(p, ptrs[(i * nregs_per_run) + j], + "Unexpected refill discrepancy, run=%zu, reg=%zu\n", + i, j); + } + } + + /* Clean up. */ + arena_reset_mallctl(arena_ind); +} +TEST_END + +int +main(void) { + return test( + test_pack); +} diff --git a/deps/jemalloc/test/unit/pack.sh b/deps/jemalloc/test/unit/pack.sh new file mode 100644 index 0000000..6f45148 --- /dev/null +++ b/deps/jemalloc/test/unit/pack.sh @@ -0,0 +1,4 @@ +#!/bin/sh + +# Immediately purge to minimize fragmentation. +export MALLOC_CONF="dirty_decay_ms:0,muzzy_decay_ms:0" diff --git a/deps/jemalloc/test/unit/pages.c b/deps/jemalloc/test/unit/pages.c new file mode 100644 index 0000000..8dfd1a7 --- /dev/null +++ b/deps/jemalloc/test/unit/pages.c @@ -0,0 +1,29 @@ +#include "test/jemalloc_test.h" + +TEST_BEGIN(test_pages_huge) { + size_t alloc_size; + bool commit; + void *pages, *hugepage; + + alloc_size = HUGEPAGE * 2 - PAGE; + commit = true; + pages = pages_map(NULL, alloc_size, PAGE, &commit); + expect_ptr_not_null(pages, "Unexpected pages_map() error"); + + if (init_system_thp_mode == thp_mode_default) { + hugepage = (void *)(ALIGNMENT_CEILING((uintptr_t)pages, HUGEPAGE)); + expect_b_ne(pages_huge(hugepage, HUGEPAGE), have_madvise_huge, + "Unexpected pages_huge() result"); + expect_false(pages_nohuge(hugepage, HUGEPAGE), + "Unexpected pages_nohuge() result"); + } + + pages_unmap(pages, alloc_size); +} +TEST_END + +int +main(void) { + return test( + test_pages_huge); +} diff --git a/deps/jemalloc/test/unit/peak.c b/deps/jemalloc/test/unit/peak.c new file mode 100644 index 0000000..1112978 --- /dev/null +++ b/deps/jemalloc/test/unit/peak.c @@ -0,0 +1,47 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/peak.h" + +TEST_BEGIN(test_peak) { + peak_t peak = PEAK_INITIALIZER; + expect_u64_eq(0, peak_max(&peak), + "Peak should be zero at initialization"); + peak_update(&peak, 100, 50); + expect_u64_eq(50, peak_max(&peak), + "Missed update"); + peak_update(&peak, 100, 100); + expect_u64_eq(50, peak_max(&peak), "Dallocs shouldn't change peak"); + peak_update(&peak, 100, 200); + expect_u64_eq(50, peak_max(&peak), "Dallocs shouldn't change peak"); + peak_update(&peak, 200, 200); + expect_u64_eq(50, peak_max(&peak), "Haven't reached peak again"); + peak_update(&peak, 300, 200); + expect_u64_eq(100, peak_max(&peak), "Missed an update."); + peak_set_zero(&peak, 300, 200); + expect_u64_eq(0, peak_max(&peak), "No effect from zeroing"); + peak_update(&peak, 300, 300); + expect_u64_eq(0, peak_max(&peak), "Dalloc shouldn't change peak"); + peak_update(&peak, 400, 300); + expect_u64_eq(0, peak_max(&peak), "Should still be net negative"); + peak_update(&peak, 500, 300); + expect_u64_eq(100, peak_max(&peak), "Missed an update."); + /* + * Above, we set to zero while a net allocator; let's try as a + * net-deallocator. + */ + peak_set_zero(&peak, 600, 700); + expect_u64_eq(0, peak_max(&peak), "No effect from zeroing."); + peak_update(&peak, 600, 800); + expect_u64_eq(0, peak_max(&peak), "Dalloc shouldn't change peak."); + peak_update(&peak, 700, 800); + expect_u64_eq(0, peak_max(&peak), "Should still be net negative."); + peak_update(&peak, 800, 800); + expect_u64_eq(100, peak_max(&peak), "Missed an update."); +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_peak); +} diff --git a/deps/jemalloc/test/unit/ph.c b/deps/jemalloc/test/unit/ph.c new file mode 100644 index 0000000..28f5e48 --- /dev/null +++ b/deps/jemalloc/test/unit/ph.c @@ -0,0 +1,330 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/ph.h" + +typedef struct node_s node_t; +ph_structs(heap, node_t); + +struct node_s { +#define NODE_MAGIC 0x9823af7e + uint32_t magic; + heap_link_t link; + uint64_t key; +}; + +static int +node_cmp(const node_t *a, const node_t *b) { + int ret; + + ret = (a->key > b->key) - (a->key < b->key); + if (ret == 0) { + /* + * Duplicates are not allowed in the heap, so force an + * arbitrary ordering for non-identical items with equal keys. + */ + ret = (((uintptr_t)a) > ((uintptr_t)b)) + - (((uintptr_t)a) < ((uintptr_t)b)); + } + return ret; +} + +static int +node_cmp_magic(const node_t *a, const node_t *b) { + + expect_u32_eq(a->magic, NODE_MAGIC, "Bad magic"); + expect_u32_eq(b->magic, NODE_MAGIC, "Bad magic"); + + return node_cmp(a, b); +} + +ph_gen(static, heap, node_t, link, node_cmp_magic); + +static node_t * +node_next_get(const node_t *node) { + return phn_next_get((node_t *)node, offsetof(node_t, link)); +} + +static node_t * +node_prev_get(const node_t *node) { + return phn_prev_get((node_t *)node, offsetof(node_t, link)); +} + +static node_t * +node_lchild_get(const node_t *node) { + return phn_lchild_get((node_t *)node, offsetof(node_t, link)); +} + +static void +node_print(const node_t *node, unsigned depth) { + unsigned i; + node_t *leftmost_child, *sibling; + + for (i = 0; i < depth; i++) { + malloc_printf("\t"); + } + malloc_printf("%2"FMTu64"\n", node->key); + + leftmost_child = node_lchild_get(node); + if (leftmost_child == NULL) { + return; + } + node_print(leftmost_child, depth + 1); + + for (sibling = node_next_get(leftmost_child); sibling != + NULL; sibling = node_next_get(sibling)) { + node_print(sibling, depth + 1); + } +} + +static void +heap_print(const heap_t *heap) { + node_t *auxelm; + + malloc_printf("vvv heap %p vvv\n", heap); + if (heap->ph.root == NULL) { + goto label_return; + } + + node_print(heap->ph.root, 0); + + for (auxelm = node_next_get(heap->ph.root); auxelm != NULL; + auxelm = node_next_get(auxelm)) { + expect_ptr_eq(node_next_get(node_prev_get(auxelm)), auxelm, + "auxelm's prev doesn't link to auxelm"); + node_print(auxelm, 0); + } + +label_return: + malloc_printf("^^^ heap %p ^^^\n", heap); +} + +static unsigned +node_validate(const node_t *node, const node_t *parent) { + unsigned nnodes = 1; + node_t *leftmost_child, *sibling; + + if (parent != NULL) { + expect_d_ge(node_cmp_magic(node, parent), 0, + "Child is less than parent"); + } + + leftmost_child = node_lchild_get(node); + if (leftmost_child == NULL) { + return nnodes; + } + expect_ptr_eq(node_prev_get(leftmost_child), + (void *)node, "Leftmost child does not link to node"); + nnodes += node_validate(leftmost_child, node); + + for (sibling = node_next_get(leftmost_child); sibling != + NULL; sibling = node_next_get(sibling)) { + expect_ptr_eq(node_next_get(node_prev_get(sibling)), sibling, + "sibling's prev doesn't link to sibling"); + nnodes += node_validate(sibling, node); + } + return nnodes; +} + +static unsigned +heap_validate(const heap_t *heap) { + unsigned nnodes = 0; + node_t *auxelm; + + if (heap->ph.root == NULL) { + goto label_return; + } + + nnodes += node_validate(heap->ph.root, NULL); + + for (auxelm = node_next_get(heap->ph.root); auxelm != NULL; + auxelm = node_next_get(auxelm)) { + expect_ptr_eq(node_next_get(node_prev_get(auxelm)), auxelm, + "auxelm's prev doesn't link to auxelm"); + nnodes += node_validate(auxelm, NULL); + } + +label_return: + if (false) { + heap_print(heap); + } + return nnodes; +} + +TEST_BEGIN(test_ph_empty) { + heap_t heap; + + heap_new(&heap); + expect_true(heap_empty(&heap), "Heap should be empty"); + expect_ptr_null(heap_first(&heap), "Unexpected node"); + expect_ptr_null(heap_any(&heap), "Unexpected node"); +} +TEST_END + +static void +node_remove(heap_t *heap, node_t *node) { + heap_remove(heap, node); + + node->magic = 0; +} + +static node_t * +node_remove_first(heap_t *heap) { + node_t *node = heap_remove_first(heap); + node->magic = 0; + return node; +} + +static node_t * +node_remove_any(heap_t *heap) { + node_t *node = heap_remove_any(heap); + node->magic = 0; + return node; +} + +TEST_BEGIN(test_ph_random) { +#define NNODES 25 +#define NBAGS 250 +#define SEED 42 + sfmt_t *sfmt; + uint64_t bag[NNODES]; + heap_t heap; + node_t nodes[NNODES]; + unsigned i, j, k; + + sfmt = init_gen_rand(SEED); + for (i = 0; i < NBAGS; i++) { + switch (i) { + case 0: + /* Insert in order. */ + for (j = 0; j < NNODES; j++) { + bag[j] = j; + } + break; + case 1: + /* Insert in reverse order. */ + for (j = 0; j < NNODES; j++) { + bag[j] = NNODES - j - 1; + } + break; + default: + for (j = 0; j < NNODES; j++) { + bag[j] = gen_rand64_range(sfmt, NNODES); + } + } + + for (j = 1; j <= NNODES; j++) { + /* Initialize heap and nodes. */ + heap_new(&heap); + expect_u_eq(heap_validate(&heap), 0, + "Incorrect node count"); + for (k = 0; k < j; k++) { + nodes[k].magic = NODE_MAGIC; + nodes[k].key = bag[k]; + } + + /* Insert nodes. */ + for (k = 0; k < j; k++) { + heap_insert(&heap, &nodes[k]); + if (i % 13 == 12) { + expect_ptr_not_null(heap_any(&heap), + "Heap should not be empty"); + /* Trigger merging. */ + expect_ptr_not_null(heap_first(&heap), + "Heap should not be empty"); + } + expect_u_eq(heap_validate(&heap), k + 1, + "Incorrect node count"); + } + + expect_false(heap_empty(&heap), + "Heap should not be empty"); + + /* Remove nodes. */ + switch (i % 6) { + case 0: + for (k = 0; k < j; k++) { + expect_u_eq(heap_validate(&heap), j - k, + "Incorrect node count"); + node_remove(&heap, &nodes[k]); + expect_u_eq(heap_validate(&heap), j - k + - 1, "Incorrect node count"); + } + break; + case 1: + for (k = j; k > 0; k--) { + node_remove(&heap, &nodes[k-1]); + expect_u_eq(heap_validate(&heap), k - 1, + "Incorrect node count"); + } + break; + case 2: { + node_t *prev = NULL; + for (k = 0; k < j; k++) { + node_t *node = node_remove_first(&heap); + expect_u_eq(heap_validate(&heap), j - k + - 1, "Incorrect node count"); + if (prev != NULL) { + expect_d_ge(node_cmp(node, + prev), 0, + "Bad removal order"); + } + prev = node; + } + break; + } case 3: { + node_t *prev = NULL; + for (k = 0; k < j; k++) { + node_t *node = heap_first(&heap); + expect_u_eq(heap_validate(&heap), j - k, + "Incorrect node count"); + if (prev != NULL) { + expect_d_ge(node_cmp(node, + prev), 0, + "Bad removal order"); + } + node_remove(&heap, node); + expect_u_eq(heap_validate(&heap), j - k + - 1, "Incorrect node count"); + prev = node; + } + break; + } case 4: { + for (k = 0; k < j; k++) { + node_remove_any(&heap); + expect_u_eq(heap_validate(&heap), j - k + - 1, "Incorrect node count"); + } + break; + } case 5: { + for (k = 0; k < j; k++) { + node_t *node = heap_any(&heap); + expect_u_eq(heap_validate(&heap), j - k, + "Incorrect node count"); + node_remove(&heap, node); + expect_u_eq(heap_validate(&heap), j - k + - 1, "Incorrect node count"); + } + break; + } default: + not_reached(); + } + + expect_ptr_null(heap_first(&heap), + "Heap should be empty"); + expect_ptr_null(heap_any(&heap), + "Heap should be empty"); + expect_true(heap_empty(&heap), "Heap should be empty"); + } + } + fini_gen_rand(sfmt); +#undef NNODES +#undef SEED +} +TEST_END + +int +main(void) { + return test( + test_ph_empty, + test_ph_random); +} diff --git a/deps/jemalloc/test/unit/prng.c b/deps/jemalloc/test/unit/prng.c new file mode 100644 index 0000000..a6d9b01 --- /dev/null +++ b/deps/jemalloc/test/unit/prng.c @@ -0,0 +1,189 @@ +#include "test/jemalloc_test.h" + +TEST_BEGIN(test_prng_lg_range_u32) { + uint32_t sa, sb; + uint32_t ra, rb; + unsigned lg_range; + + sa = 42; + ra = prng_lg_range_u32(&sa, 32); + sa = 42; + rb = prng_lg_range_u32(&sa, 32); + expect_u32_eq(ra, rb, + "Repeated generation should produce repeated results"); + + sb = 42; + rb = prng_lg_range_u32(&sb, 32); + expect_u32_eq(ra, rb, + "Equivalent generation should produce equivalent results"); + + sa = 42; + ra = prng_lg_range_u32(&sa, 32); + rb = prng_lg_range_u32(&sa, 32); + expect_u32_ne(ra, rb, + "Full-width results must not immediately repeat"); + + sa = 42; + ra = prng_lg_range_u32(&sa, 32); + for (lg_range = 31; lg_range > 0; lg_range--) { + sb = 42; + rb = prng_lg_range_u32(&sb, lg_range); + expect_u32_eq((rb & (UINT32_C(0xffffffff) << lg_range)), + 0, "High order bits should be 0, lg_range=%u", lg_range); + expect_u32_eq(rb, (ra >> (32 - lg_range)), + "Expected high order bits of full-width result, " + "lg_range=%u", lg_range); + } + +} +TEST_END + +TEST_BEGIN(test_prng_lg_range_u64) { + uint64_t sa, sb, ra, rb; + unsigned lg_range; + + sa = 42; + ra = prng_lg_range_u64(&sa, 64); + sa = 42; + rb = prng_lg_range_u64(&sa, 64); + expect_u64_eq(ra, rb, + "Repeated generation should produce repeated results"); + + sb = 42; + rb = prng_lg_range_u64(&sb, 64); + expect_u64_eq(ra, rb, + "Equivalent generation should produce equivalent results"); + + sa = 42; + ra = prng_lg_range_u64(&sa, 64); + rb = prng_lg_range_u64(&sa, 64); + expect_u64_ne(ra, rb, + "Full-width results must not immediately repeat"); + + sa = 42; + ra = prng_lg_range_u64(&sa, 64); + for (lg_range = 63; lg_range > 0; lg_range--) { + sb = 42; + rb = prng_lg_range_u64(&sb, lg_range); + expect_u64_eq((rb & (UINT64_C(0xffffffffffffffff) << lg_range)), + 0, "High order bits should be 0, lg_range=%u", lg_range); + expect_u64_eq(rb, (ra >> (64 - lg_range)), + "Expected high order bits of full-width result, " + "lg_range=%u", lg_range); + } +} +TEST_END + +TEST_BEGIN(test_prng_lg_range_zu) { + size_t sa, sb; + size_t ra, rb; + unsigned lg_range; + + sa = 42; + ra = prng_lg_range_zu(&sa, ZU(1) << (3 + LG_SIZEOF_PTR)); + sa = 42; + rb = prng_lg_range_zu(&sa, ZU(1) << (3 + LG_SIZEOF_PTR)); + expect_zu_eq(ra, rb, + "Repeated generation should produce repeated results"); + + sb = 42; + rb = prng_lg_range_zu(&sb, ZU(1) << (3 + LG_SIZEOF_PTR)); + expect_zu_eq(ra, rb, + "Equivalent generation should produce equivalent results"); + + sa = 42; + ra = prng_lg_range_zu(&sa, ZU(1) << (3 + LG_SIZEOF_PTR)); + rb = prng_lg_range_zu(&sa, ZU(1) << (3 + LG_SIZEOF_PTR)); + expect_zu_ne(ra, rb, + "Full-width results must not immediately repeat"); + + sa = 42; + ra = prng_lg_range_zu(&sa, ZU(1) << (3 + LG_SIZEOF_PTR)); + for (lg_range = (ZU(1) << (3 + LG_SIZEOF_PTR)) - 1; lg_range > 0; + lg_range--) { + sb = 42; + rb = prng_lg_range_zu(&sb, lg_range); + expect_zu_eq((rb & (SIZE_T_MAX << lg_range)), + 0, "High order bits should be 0, lg_range=%u", lg_range); + expect_zu_eq(rb, (ra >> ((ZU(1) << (3 + LG_SIZEOF_PTR)) - + lg_range)), "Expected high order bits of full-width " + "result, lg_range=%u", lg_range); + } + +} +TEST_END + +TEST_BEGIN(test_prng_range_u32) { + uint32_t range; + + const uint32_t max_range = 10000000; + const uint32_t range_step = 97; + const unsigned nreps = 10; + + for (range = 2; range < max_range; range += range_step) { + uint32_t s; + unsigned rep; + + s = range; + for (rep = 0; rep < nreps; rep++) { + uint32_t r = prng_range_u32(&s, range); + + expect_u32_lt(r, range, "Out of range"); + } + } +} +TEST_END + +TEST_BEGIN(test_prng_range_u64) { + uint64_t range; + + const uint64_t max_range = 10000000; + const uint64_t range_step = 97; + const unsigned nreps = 10; + + for (range = 2; range < max_range; range += range_step) { + uint64_t s; + unsigned rep; + + s = range; + for (rep = 0; rep < nreps; rep++) { + uint64_t r = prng_range_u64(&s, range); + + expect_u64_lt(r, range, "Out of range"); + } + } +} +TEST_END + +TEST_BEGIN(test_prng_range_zu) { + size_t range; + + const size_t max_range = 10000000; + const size_t range_step = 97; + const unsigned nreps = 10; + + + for (range = 2; range < max_range; range += range_step) { + size_t s; + unsigned rep; + + s = range; + for (rep = 0; rep < nreps; rep++) { + size_t r = prng_range_zu(&s, range); + + expect_zu_lt(r, range, "Out of range"); + } + } +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_prng_lg_range_u32, + test_prng_lg_range_u64, + test_prng_lg_range_zu, + test_prng_range_u32, + test_prng_range_u64, + test_prng_range_zu); +} diff --git a/deps/jemalloc/test/unit/prof_accum.c b/deps/jemalloc/test/unit/prof_accum.c new file mode 100644 index 0000000..ef392ac --- /dev/null +++ b/deps/jemalloc/test/unit/prof_accum.c @@ -0,0 +1,84 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/prof_data.h" +#include "jemalloc/internal/prof_sys.h" + +#define NTHREADS 4 +#define NALLOCS_PER_THREAD 50 +#define DUMP_INTERVAL 1 +#define BT_COUNT_CHECK_INTERVAL 5 + +static int +prof_dump_open_file_intercept(const char *filename, int mode) { + int fd; + + fd = open("/dev/null", O_WRONLY); + assert_d_ne(fd, -1, "Unexpected open() failure"); + + return fd; +} + +static void * +alloc_from_permuted_backtrace(unsigned thd_ind, unsigned iteration) { + return btalloc(1, thd_ind*NALLOCS_PER_THREAD + iteration); +} + +static void * +thd_start(void *varg) { + unsigned thd_ind = *(unsigned *)varg; + size_t bt_count_prev, bt_count; + unsigned i_prev, i; + + i_prev = 0; + bt_count_prev = 0; + for (i = 0; i < NALLOCS_PER_THREAD; i++) { + void *p = alloc_from_permuted_backtrace(thd_ind, i); + dallocx(p, 0); + if (i % DUMP_INTERVAL == 0) { + expect_d_eq(mallctl("prof.dump", NULL, NULL, NULL, 0), + 0, "Unexpected error while dumping heap profile"); + } + + if (i % BT_COUNT_CHECK_INTERVAL == 0 || + i+1 == NALLOCS_PER_THREAD) { + bt_count = prof_bt_count(); + expect_zu_le(bt_count_prev+(i-i_prev), bt_count, + "Expected larger backtrace count increase"); + i_prev = i; + bt_count_prev = bt_count; + } + } + + return NULL; +} + +TEST_BEGIN(test_idump) { + bool active; + thd_t thds[NTHREADS]; + unsigned thd_args[NTHREADS]; + unsigned i; + + test_skip_if(!config_prof); + + active = true; + expect_d_eq(mallctl("prof.active", NULL, NULL, (void *)&active, + sizeof(active)), 0, + "Unexpected mallctl failure while activating profiling"); + + prof_dump_open_file = prof_dump_open_file_intercept; + + for (i = 0; i < NTHREADS; i++) { + thd_args[i] = i; + thd_create(&thds[i], thd_start, (void *)&thd_args[i]); + } + for (i = 0; i < NTHREADS; i++) { + thd_join(thds[i], NULL); + } +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_idump); +} diff --git a/deps/jemalloc/test/unit/prof_accum.sh b/deps/jemalloc/test/unit/prof_accum.sh new file mode 100644 index 0000000..b3e13fc --- /dev/null +++ b/deps/jemalloc/test/unit/prof_accum.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,prof_accum:true,prof_active:false,lg_prof_sample:0" +fi diff --git a/deps/jemalloc/test/unit/prof_active.c b/deps/jemalloc/test/unit/prof_active.c new file mode 100644 index 0000000..af29e7a --- /dev/null +++ b/deps/jemalloc/test/unit/prof_active.c @@ -0,0 +1,119 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/prof_data.h" + +static void +mallctl_bool_get(const char *name, bool expected, const char *func, int line) { + bool old; + size_t sz; + + sz = sizeof(old); + expect_d_eq(mallctl(name, (void *)&old, &sz, NULL, 0), 0, + "%s():%d: Unexpected mallctl failure reading %s", func, line, name); + expect_b_eq(old, expected, "%s():%d: Unexpected %s value", func, line, + name); +} + +static void +mallctl_bool_set(const char *name, bool old_expected, bool val_new, + const char *func, int line) { + bool old; + size_t sz; + + sz = sizeof(old); + expect_d_eq(mallctl(name, (void *)&old, &sz, (void *)&val_new, + sizeof(val_new)), 0, + "%s():%d: Unexpected mallctl failure reading/writing %s", func, + line, name); + expect_b_eq(old, old_expected, "%s():%d: Unexpected %s value", func, + line, name); +} + +static void +mallctl_prof_active_get_impl(bool prof_active_old_expected, const char *func, + int line) { + mallctl_bool_get("prof.active", prof_active_old_expected, func, line); +} +#define mallctl_prof_active_get(a) \ + mallctl_prof_active_get_impl(a, __func__, __LINE__) + +static void +mallctl_prof_active_set_impl(bool prof_active_old_expected, + bool prof_active_new, const char *func, int line) { + mallctl_bool_set("prof.active", prof_active_old_expected, + prof_active_new, func, line); +} +#define mallctl_prof_active_set(a, b) \ + mallctl_prof_active_set_impl(a, b, __func__, __LINE__) + +static void +mallctl_thread_prof_active_get_impl(bool thread_prof_active_old_expected, + const char *func, int line) { + mallctl_bool_get("thread.prof.active", thread_prof_active_old_expected, + func, line); +} +#define mallctl_thread_prof_active_get(a) \ + mallctl_thread_prof_active_get_impl(a, __func__, __LINE__) + +static void +mallctl_thread_prof_active_set_impl(bool thread_prof_active_old_expected, + bool thread_prof_active_new, const char *func, int line) { + mallctl_bool_set("thread.prof.active", thread_prof_active_old_expected, + thread_prof_active_new, func, line); +} +#define mallctl_thread_prof_active_set(a, b) \ + mallctl_thread_prof_active_set_impl(a, b, __func__, __LINE__) + +static void +prof_sampling_probe_impl(bool expect_sample, const char *func, int line) { + void *p; + size_t expected_backtraces = expect_sample ? 1 : 0; + + expect_zu_eq(prof_bt_count(), 0, "%s():%d: Expected 0 backtraces", func, + line); + p = mallocx(1, 0); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + expect_zu_eq(prof_bt_count(), expected_backtraces, + "%s():%d: Unexpected backtrace count", func, line); + dallocx(p, 0); +} +#define prof_sampling_probe(a) \ + prof_sampling_probe_impl(a, __func__, __LINE__) + +TEST_BEGIN(test_prof_active) { + test_skip_if(!config_prof); + + mallctl_prof_active_get(true); + mallctl_thread_prof_active_get(false); + + mallctl_prof_active_set(true, true); + mallctl_thread_prof_active_set(false, false); + /* prof.active, !thread.prof.active. */ + prof_sampling_probe(false); + + mallctl_prof_active_set(true, false); + mallctl_thread_prof_active_set(false, false); + /* !prof.active, !thread.prof.active. */ + prof_sampling_probe(false); + + mallctl_prof_active_set(false, false); + mallctl_thread_prof_active_set(false, true); + /* !prof.active, thread.prof.active. */ + prof_sampling_probe(false); + + mallctl_prof_active_set(false, true); + mallctl_thread_prof_active_set(true, true); + /* prof.active, thread.prof.active. */ + prof_sampling_probe(true); + + /* Restore settings. */ + mallctl_prof_active_set(true, true); + mallctl_thread_prof_active_set(true, false); +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_prof_active); +} diff --git a/deps/jemalloc/test/unit/prof_active.sh b/deps/jemalloc/test/unit/prof_active.sh new file mode 100644 index 0000000..9749674 --- /dev/null +++ b/deps/jemalloc/test/unit/prof_active.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,prof_active:true,prof_thread_active_init:false,lg_prof_sample:0" +fi diff --git a/deps/jemalloc/test/unit/prof_gdump.c b/deps/jemalloc/test/unit/prof_gdump.c new file mode 100644 index 0000000..46e4503 --- /dev/null +++ b/deps/jemalloc/test/unit/prof_gdump.c @@ -0,0 +1,77 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/prof_sys.h" + +static bool did_prof_dump_open; + +static int +prof_dump_open_file_intercept(const char *filename, int mode) { + int fd; + + did_prof_dump_open = true; + + fd = open("/dev/null", O_WRONLY); + assert_d_ne(fd, -1, "Unexpected open() failure"); + + return fd; +} + +TEST_BEGIN(test_gdump) { + test_skip_if(opt_hpa); + bool active, gdump, gdump_old; + void *p, *q, *r, *s; + size_t sz; + + test_skip_if(!config_prof); + + active = true; + expect_d_eq(mallctl("prof.active", NULL, NULL, (void *)&active, + sizeof(active)), 0, + "Unexpected mallctl failure while activating profiling"); + + prof_dump_open_file = prof_dump_open_file_intercept; + + did_prof_dump_open = false; + p = mallocx((1U << SC_LG_LARGE_MINCLASS), 0); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + expect_true(did_prof_dump_open, "Expected a profile dump"); + + did_prof_dump_open = false; + q = mallocx((1U << SC_LG_LARGE_MINCLASS), 0); + expect_ptr_not_null(q, "Unexpected mallocx() failure"); + expect_true(did_prof_dump_open, "Expected a profile dump"); + + gdump = false; + sz = sizeof(gdump_old); + expect_d_eq(mallctl("prof.gdump", (void *)&gdump_old, &sz, + (void *)&gdump, sizeof(gdump)), 0, + "Unexpected mallctl failure while disabling prof.gdump"); + assert(gdump_old); + did_prof_dump_open = false; + r = mallocx((1U << SC_LG_LARGE_MINCLASS), 0); + expect_ptr_not_null(q, "Unexpected mallocx() failure"); + expect_false(did_prof_dump_open, "Unexpected profile dump"); + + gdump = true; + sz = sizeof(gdump_old); + expect_d_eq(mallctl("prof.gdump", (void *)&gdump_old, &sz, + (void *)&gdump, sizeof(gdump)), 0, + "Unexpected mallctl failure while enabling prof.gdump"); + assert(!gdump_old); + did_prof_dump_open = false; + s = mallocx((1U << SC_LG_LARGE_MINCLASS), 0); + expect_ptr_not_null(q, "Unexpected mallocx() failure"); + expect_true(did_prof_dump_open, "Expected a profile dump"); + + dallocx(p, 0); + dallocx(q, 0); + dallocx(r, 0); + dallocx(s, 0); +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_gdump); +} diff --git a/deps/jemalloc/test/unit/prof_gdump.sh b/deps/jemalloc/test/unit/prof_gdump.sh new file mode 100644 index 0000000..3f600d2 --- /dev/null +++ b/deps/jemalloc/test/unit/prof_gdump.sh @@ -0,0 +1,6 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,prof_active:false,prof_gdump:true" +fi + diff --git a/deps/jemalloc/test/unit/prof_hook.c b/deps/jemalloc/test/unit/prof_hook.c new file mode 100644 index 0000000..6480d93 --- /dev/null +++ b/deps/jemalloc/test/unit/prof_hook.c @@ -0,0 +1,169 @@ +#include "test/jemalloc_test.h" + +const char *dump_filename = "/dev/null"; + +prof_backtrace_hook_t default_hook; + +bool mock_bt_hook_called = false; +bool mock_dump_hook_called = false; + +void +mock_bt_hook(void **vec, unsigned *len, unsigned max_len) { + *len = max_len; + for (unsigned i = 0; i < max_len; ++i) { + vec[i] = (void *)((uintptr_t)i); + } + mock_bt_hook_called = true; +} + +void +mock_bt_augmenting_hook(void **vec, unsigned *len, unsigned max_len) { + default_hook(vec, len, max_len); + expect_u_gt(*len, 0, "Default backtrace hook returned empty backtrace"); + expect_u_lt(*len, max_len, + "Default backtrace hook returned too large backtrace"); + + /* Add a separator between default frames and augmented */ + vec[*len] = (void *)0x030303030; + (*len)++; + + /* Add more stack frames */ + for (unsigned i = 0; i < 3; ++i) { + if (*len == max_len) { + break; + } + vec[*len] = (void *)((uintptr_t)i); + (*len)++; + } + + + mock_bt_hook_called = true; +} + +void +mock_dump_hook(const char *filename) { + mock_dump_hook_called = true; + expect_str_eq(filename, dump_filename, + "Incorrect file name passed to the dump hook"); +} + +TEST_BEGIN(test_prof_backtrace_hook_replace) { + + test_skip_if(!config_prof); + + mock_bt_hook_called = false; + + void *p0 = mallocx(1, 0); + assert_ptr_not_null(p0, "Failed to allocate"); + + expect_false(mock_bt_hook_called, "Called mock hook before it's set"); + + prof_backtrace_hook_t null_hook = NULL; + expect_d_eq(mallctl("experimental.hooks.prof_backtrace", + NULL, 0, (void *)&null_hook, sizeof(null_hook)), + EINVAL, "Incorrectly allowed NULL backtrace hook"); + + size_t default_hook_sz = sizeof(prof_backtrace_hook_t); + prof_backtrace_hook_t hook = &mock_bt_hook; + expect_d_eq(mallctl("experimental.hooks.prof_backtrace", + (void *)&default_hook, &default_hook_sz, (void *)&hook, + sizeof(hook)), 0, "Unexpected mallctl failure setting hook"); + + void *p1 = mallocx(1, 0); + assert_ptr_not_null(p1, "Failed to allocate"); + + expect_true(mock_bt_hook_called, "Didn't call mock hook"); + + prof_backtrace_hook_t current_hook; + size_t current_hook_sz = sizeof(prof_backtrace_hook_t); + expect_d_eq(mallctl("experimental.hooks.prof_backtrace", + (void *)¤t_hook, ¤t_hook_sz, (void *)&default_hook, + sizeof(default_hook)), 0, + "Unexpected mallctl failure resetting hook to default"); + + expect_ptr_eq(current_hook, hook, + "Hook returned by mallctl is not equal to mock hook"); + + dallocx(p1, 0); + dallocx(p0, 0); +} +TEST_END + +TEST_BEGIN(test_prof_backtrace_hook_augment) { + + test_skip_if(!config_prof); + + mock_bt_hook_called = false; + + void *p0 = mallocx(1, 0); + assert_ptr_not_null(p0, "Failed to allocate"); + + expect_false(mock_bt_hook_called, "Called mock hook before it's set"); + + size_t default_hook_sz = sizeof(prof_backtrace_hook_t); + prof_backtrace_hook_t hook = &mock_bt_augmenting_hook; + expect_d_eq(mallctl("experimental.hooks.prof_backtrace", + (void *)&default_hook, &default_hook_sz, (void *)&hook, + sizeof(hook)), 0, "Unexpected mallctl failure setting hook"); + + void *p1 = mallocx(1, 0); + assert_ptr_not_null(p1, "Failed to allocate"); + + expect_true(mock_bt_hook_called, "Didn't call mock hook"); + + prof_backtrace_hook_t current_hook; + size_t current_hook_sz = sizeof(prof_backtrace_hook_t); + expect_d_eq(mallctl("experimental.hooks.prof_backtrace", + (void *)¤t_hook, ¤t_hook_sz, (void *)&default_hook, + sizeof(default_hook)), 0, + "Unexpected mallctl failure resetting hook to default"); + + expect_ptr_eq(current_hook, hook, + "Hook returned by mallctl is not equal to mock hook"); + + dallocx(p1, 0); + dallocx(p0, 0); +} +TEST_END + +TEST_BEGIN(test_prof_dump_hook) { + + test_skip_if(!config_prof); + + mock_dump_hook_called = false; + + expect_d_eq(mallctl("prof.dump", NULL, NULL, (void *)&dump_filename, + sizeof(dump_filename)), 0, "Failed to dump heap profile"); + + expect_false(mock_dump_hook_called, "Called dump hook before it's set"); + + size_t default_hook_sz = sizeof(prof_dump_hook_t); + prof_dump_hook_t hook = &mock_dump_hook; + expect_d_eq(mallctl("experimental.hooks.prof_dump", + (void *)&default_hook, &default_hook_sz, (void *)&hook, + sizeof(hook)), 0, "Unexpected mallctl failure setting hook"); + + expect_d_eq(mallctl("prof.dump", NULL, NULL, (void *)&dump_filename, + sizeof(dump_filename)), 0, "Failed to dump heap profile"); + + expect_true(mock_dump_hook_called, "Didn't call mock hook"); + + prof_dump_hook_t current_hook; + size_t current_hook_sz = sizeof(prof_dump_hook_t); + expect_d_eq(mallctl("experimental.hooks.prof_dump", + (void *)¤t_hook, ¤t_hook_sz, (void *)&default_hook, + sizeof(default_hook)), 0, + "Unexpected mallctl failure resetting hook to default"); + + expect_ptr_eq(current_hook, hook, + "Hook returned by mallctl is not equal to mock hook"); +} +TEST_END + +int +main(void) { + return test( + test_prof_backtrace_hook_replace, + test_prof_backtrace_hook_augment, + test_prof_dump_hook); +} diff --git a/deps/jemalloc/test/unit/prof_hook.sh b/deps/jemalloc/test/unit/prof_hook.sh new file mode 100644 index 0000000..c7ebd8f --- /dev/null +++ b/deps/jemalloc/test/unit/prof_hook.sh @@ -0,0 +1,6 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,prof_active:true,lg_prof_sample:0" +fi + diff --git a/deps/jemalloc/test/unit/prof_idump.c b/deps/jemalloc/test/unit/prof_idump.c new file mode 100644 index 0000000..455ac52 --- /dev/null +++ b/deps/jemalloc/test/unit/prof_idump.c @@ -0,0 +1,57 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/prof_sys.h" + +#define TEST_PREFIX "test_prefix" + +static bool did_prof_dump_open; + +static int +prof_dump_open_file_intercept(const char *filename, int mode) { + int fd; + + did_prof_dump_open = true; + + const char filename_prefix[] = TEST_PREFIX "."; + expect_d_eq(strncmp(filename_prefix, filename, sizeof(filename_prefix) + - 1), 0, "Dump file name should start with \"" TEST_PREFIX ".\""); + + fd = open("/dev/null", O_WRONLY); + assert_d_ne(fd, -1, "Unexpected open() failure"); + + return fd; +} + +TEST_BEGIN(test_idump) { + bool active; + void *p; + + const char *test_prefix = TEST_PREFIX; + + test_skip_if(!config_prof); + + active = true; + + expect_d_eq(mallctl("prof.prefix", NULL, NULL, (void *)&test_prefix, + sizeof(test_prefix)), 0, + "Unexpected mallctl failure while overwriting dump prefix"); + + expect_d_eq(mallctl("prof.active", NULL, NULL, (void *)&active, + sizeof(active)), 0, + "Unexpected mallctl failure while activating profiling"); + + prof_dump_open_file = prof_dump_open_file_intercept; + + did_prof_dump_open = false; + p = mallocx(1, 0); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + dallocx(p, 0); + expect_true(did_prof_dump_open, "Expected a profile dump"); +} +TEST_END + +int +main(void) { + return test( + test_idump); +} diff --git a/deps/jemalloc/test/unit/prof_idump.sh b/deps/jemalloc/test/unit/prof_idump.sh new file mode 100644 index 0000000..4dc599a --- /dev/null +++ b/deps/jemalloc/test/unit/prof_idump.sh @@ -0,0 +1,8 @@ +#!/bin/sh + +export MALLOC_CONF="tcache:false" +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="${MALLOC_CONF},prof:true,prof_accum:true,prof_active:false,lg_prof_sample:0,lg_prof_interval:0" +fi + + diff --git a/deps/jemalloc/test/unit/prof_log.c b/deps/jemalloc/test/unit/prof_log.c new file mode 100644 index 0000000..5ff208e --- /dev/null +++ b/deps/jemalloc/test/unit/prof_log.c @@ -0,0 +1,151 @@ +#include "test/jemalloc_test.h" +#include "jemalloc/internal/prof_log.h" + +#define N_PARAM 100 +#define N_THREADS 10 + +static void expect_rep() { + expect_b_eq(prof_log_rep_check(), false, "Rep check failed"); +} + +static void expect_log_empty() { + expect_zu_eq(prof_log_bt_count(), 0, + "The log has backtraces; it isn't empty"); + expect_zu_eq(prof_log_thr_count(), 0, + "The log has threads; it isn't empty"); + expect_zu_eq(prof_log_alloc_count(), 0, + "The log has allocations; it isn't empty"); +} + +void *buf[N_PARAM]; + +static void f() { + int i; + for (i = 0; i < N_PARAM; i++) { + buf[i] = malloc(100); + } + for (i = 0; i < N_PARAM; i++) { + free(buf[i]); + } +} + +TEST_BEGIN(test_prof_log_many_logs) { + int i; + + test_skip_if(!config_prof); + + for (i = 0; i < N_PARAM; i++) { + expect_b_eq(prof_log_is_logging(), false, + "Logging shouldn't have started yet"); + expect_d_eq(mallctl("prof.log_start", NULL, NULL, NULL, 0), 0, + "Unexpected mallctl failure when starting logging"); + expect_b_eq(prof_log_is_logging(), true, + "Logging should be started by now"); + expect_log_empty(); + expect_rep(); + f(); + expect_zu_eq(prof_log_thr_count(), 1, "Wrong thread count"); + expect_rep(); + expect_b_eq(prof_log_is_logging(), true, + "Logging should still be on"); + expect_d_eq(mallctl("prof.log_stop", NULL, NULL, NULL, 0), 0, + "Unexpected mallctl failure when stopping logging"); + expect_b_eq(prof_log_is_logging(), false, + "Logging should have turned off"); + } +} +TEST_END + +thd_t thr_buf[N_THREADS]; + +static void *f_thread(void *unused) { + int i; + for (i = 0; i < N_PARAM; i++) { + void *p = malloc(100); + memset(p, 100, 1); + free(p); + } + + return NULL; +} + +TEST_BEGIN(test_prof_log_many_threads) { + + test_skip_if(!config_prof); + + int i; + expect_d_eq(mallctl("prof.log_start", NULL, NULL, NULL, 0), 0, + "Unexpected mallctl failure when starting logging"); + for (i = 0; i < N_THREADS; i++) { + thd_create(&thr_buf[i], &f_thread, NULL); + } + + for (i = 0; i < N_THREADS; i++) { + thd_join(thr_buf[i], NULL); + } + expect_zu_eq(prof_log_thr_count(), N_THREADS, + "Wrong number of thread entries"); + expect_rep(); + expect_d_eq(mallctl("prof.log_stop", NULL, NULL, NULL, 0), 0, + "Unexpected mallctl failure when stopping logging"); +} +TEST_END + +static void f3() { + void *p = malloc(100); + free(p); +} + +static void f1() { + void *p = malloc(100); + f3(); + free(p); +} + +static void f2() { + void *p = malloc(100); + free(p); +} + +TEST_BEGIN(test_prof_log_many_traces) { + + test_skip_if(!config_prof); + + expect_d_eq(mallctl("prof.log_start", NULL, NULL, NULL, 0), 0, + "Unexpected mallctl failure when starting logging"); + int i; + expect_rep(); + expect_log_empty(); + for (i = 0; i < N_PARAM; i++) { + expect_rep(); + f1(); + expect_rep(); + f2(); + expect_rep(); + f3(); + expect_rep(); + } + /* + * There should be 8 total backtraces: two for malloc/free in f1(), two + * for malloc/free in f2(), two for malloc/free in f3(), and then two + * for malloc/free in f1()'s call to f3(). However compiler + * optimizations such as loop unrolling might generate more call sites. + * So >= 8 traces are expected. + */ + expect_zu_ge(prof_log_bt_count(), 8, + "Expect at least 8 backtraces given sample workload"); + expect_d_eq(mallctl("prof.log_stop", NULL, NULL, NULL, 0), 0, + "Unexpected mallctl failure when stopping logging"); +} +TEST_END + +int +main(void) { + if (config_prof) { + prof_log_dummy_set(true); + } + return test_no_reentrancy( + test_prof_log_many_logs, + test_prof_log_many_traces, + test_prof_log_many_threads); +} diff --git a/deps/jemalloc/test/unit/prof_log.sh b/deps/jemalloc/test/unit/prof_log.sh new file mode 100644 index 0000000..485f9bf --- /dev/null +++ b/deps/jemalloc/test/unit/prof_log.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,prof_active:true,lg_prof_sample:0" +fi diff --git a/deps/jemalloc/test/unit/prof_mdump.c b/deps/jemalloc/test/unit/prof_mdump.c new file mode 100644 index 0000000..75b3a51 --- /dev/null +++ b/deps/jemalloc/test/unit/prof_mdump.c @@ -0,0 +1,216 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/prof_sys.h" + +static const char *test_filename = "test_filename"; +static bool did_prof_dump_open; + +static int +prof_dump_open_file_intercept(const char *filename, int mode) { + int fd; + + did_prof_dump_open = true; + + /* + * Stronger than a strcmp() - verifying that we internally directly use + * the caller supplied char pointer. + */ + expect_ptr_eq(filename, test_filename, + "Dump file name should be \"%s\"", test_filename); + + fd = open("/dev/null", O_WRONLY); + assert_d_ne(fd, -1, "Unexpected open() failure"); + + return fd; +} + +TEST_BEGIN(test_mdump_normal) { + test_skip_if(!config_prof); + + prof_dump_open_file_t *open_file_orig = prof_dump_open_file; + + void *p = mallocx(1, 0); + assert_ptr_not_null(p, "Unexpected mallocx() failure"); + + prof_dump_open_file = prof_dump_open_file_intercept; + did_prof_dump_open = false; + expect_d_eq(mallctl("prof.dump", NULL, NULL, (void *)&test_filename, + sizeof(test_filename)), 0, + "Unexpected mallctl failure while dumping"); + expect_true(did_prof_dump_open, "Expected a profile dump"); + + dallocx(p, 0); + + prof_dump_open_file = open_file_orig; +} +TEST_END + +static int +prof_dump_open_file_error(const char *filename, int mode) { + return -1; +} + +/* + * In the context of test_mdump_output_error, prof_dump_write_file_count is the + * total number of times prof_dump_write_file_error() is expected to be called. + * In the context of test_mdump_maps_error, prof_dump_write_file_count is the + * total number of times prof_dump_write_file_error() is expected to be called + * starting from the one that contains an 'M' (beginning the "MAPPED_LIBRARIES" + * header). + */ +static int prof_dump_write_file_count; + +static ssize_t +prof_dump_write_file_error(int fd, const void *s, size_t len) { + --prof_dump_write_file_count; + + expect_d_ge(prof_dump_write_file_count, 0, + "Write is called after error occurs"); + + if (prof_dump_write_file_count == 0) { + return -1; + } else { + /* + * Any non-negative number indicates success, and for + * simplicity we just use 0. When prof_dump_write_file_count + * is positive, it means that we haven't reached the write that + * we want to fail; when prof_dump_write_file_count is + * negative, it means that we've already violated the + * expect_d_ge(prof_dump_write_file_count, 0) statement above, + * but instead of aborting, we continue the rest of the test, + * and we indicate that all the writes after the failed write + * are successful. + */ + return 0; + } +} + +static void +expect_write_failure(int count) { + prof_dump_write_file_count = count; + expect_d_eq(mallctl("prof.dump", NULL, NULL, (void *)&test_filename, + sizeof(test_filename)), EFAULT, "Dump should err"); + expect_d_eq(prof_dump_write_file_count, 0, + "Dumping stopped after a wrong number of writes"); +} + +TEST_BEGIN(test_mdump_output_error) { + test_skip_if(!config_prof); + test_skip_if(!config_debug); + + prof_dump_open_file_t *open_file_orig = prof_dump_open_file; + prof_dump_write_file_t *write_file_orig = prof_dump_write_file; + + prof_dump_write_file = prof_dump_write_file_error; + + void *p = mallocx(1, 0); + assert_ptr_not_null(p, "Unexpected mallocx() failure"); + + /* + * When opening the dump file fails, there shouldn't be any write, and + * mallctl() should return failure. + */ + prof_dump_open_file = prof_dump_open_file_error; + expect_write_failure(0); + + /* + * When the n-th write fails, there shouldn't be any more write, and + * mallctl() should return failure. + */ + prof_dump_open_file = prof_dump_open_file_intercept; + expect_write_failure(1); /* First write fails. */ + expect_write_failure(2); /* Second write fails. */ + + dallocx(p, 0); + + prof_dump_open_file = open_file_orig; + prof_dump_write_file = write_file_orig; +} +TEST_END + +static int +prof_dump_open_maps_error() { + return -1; +} + +static bool started_piping_maps_file; + +static ssize_t +prof_dump_write_maps_file_error(int fd, const void *s, size_t len) { + /* The main dump doesn't contain any capital 'M'. */ + if (!started_piping_maps_file && strchr(s, 'M') != NULL) { + started_piping_maps_file = true; + } + + if (started_piping_maps_file) { + return prof_dump_write_file_error(fd, s, len); + } else { + /* Return success when we haven't started piping maps. */ + return 0; + } +} + +static void +expect_maps_write_failure(int count) { + int mfd = prof_dump_open_maps(); + if (mfd == -1) { + /* No need to continue if we just can't find the maps file. */ + return; + } + close(mfd); + started_piping_maps_file = false; + expect_write_failure(count); + expect_true(started_piping_maps_file, "Should start piping maps"); +} + +TEST_BEGIN(test_mdump_maps_error) { + test_skip_if(!config_prof); + test_skip_if(!config_debug); + + prof_dump_open_file_t *open_file_orig = prof_dump_open_file; + prof_dump_write_file_t *write_file_orig = prof_dump_write_file; + prof_dump_open_maps_t *open_maps_orig = prof_dump_open_maps; + + prof_dump_open_file = prof_dump_open_file_intercept; + prof_dump_write_file = prof_dump_write_maps_file_error; + + void *p = mallocx(1, 0); + assert_ptr_not_null(p, "Unexpected mallocx() failure"); + + /* + * When opening the maps file fails, there shouldn't be any maps write, + * and mallctl() should return success. + */ + prof_dump_open_maps = prof_dump_open_maps_error; + started_piping_maps_file = false; + prof_dump_write_file_count = 0; + expect_d_eq(mallctl("prof.dump", NULL, NULL, (void *)&test_filename, + sizeof(test_filename)), 0, + "mallctl should not fail in case of maps file opening failure"); + expect_false(started_piping_maps_file, "Shouldn't start piping maps"); + expect_d_eq(prof_dump_write_file_count, 0, + "Dumping stopped after a wrong number of writes"); + + /* + * When the n-th maps write fails (given that we are able to find the + * maps file), there shouldn't be any more maps write, and mallctl() + * should return failure. + */ + prof_dump_open_maps = open_maps_orig; + expect_maps_write_failure(1); /* First write fails. */ + expect_maps_write_failure(2); /* Second write fails. */ + + dallocx(p, 0); + + prof_dump_open_file = open_file_orig; + prof_dump_write_file = write_file_orig; +} +TEST_END + +int +main(void) { + return test( + test_mdump_normal, + test_mdump_output_error, + test_mdump_maps_error); +} diff --git a/deps/jemalloc/test/unit/prof_mdump.sh b/deps/jemalloc/test/unit/prof_mdump.sh new file mode 100644 index 0000000..d14cb8c --- /dev/null +++ b/deps/jemalloc/test/unit/prof_mdump.sh @@ -0,0 +1,6 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,lg_prof_sample:0" +fi + diff --git a/deps/jemalloc/test/unit/prof_recent.c b/deps/jemalloc/test/unit/prof_recent.c new file mode 100644 index 0000000..4fb3723 --- /dev/null +++ b/deps/jemalloc/test/unit/prof_recent.c @@ -0,0 +1,678 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/prof_recent.h" + +/* As specified in the shell script */ +#define OPT_ALLOC_MAX 3 + +/* Invariant before and after every test (when config_prof is on) */ +static void +confirm_prof_setup() { + /* Options */ + assert_true(opt_prof, "opt_prof not on"); + assert_true(opt_prof_active, "opt_prof_active not on"); + assert_zd_eq(opt_prof_recent_alloc_max, OPT_ALLOC_MAX, + "opt_prof_recent_alloc_max not set correctly"); + + /* Dynamics */ + assert_true(prof_active_state, "prof_active not on"); + assert_zd_eq(prof_recent_alloc_max_ctl_read(), OPT_ALLOC_MAX, + "prof_recent_alloc_max not set correctly"); +} + +TEST_BEGIN(test_confirm_setup) { + test_skip_if(!config_prof); + confirm_prof_setup(); +} +TEST_END + +TEST_BEGIN(test_prof_recent_off) { + test_skip_if(config_prof); + + const ssize_t past_ref = 0, future_ref = 0; + const size_t len_ref = sizeof(ssize_t); + + ssize_t past = past_ref, future = future_ref; + size_t len = len_ref; + +#define ASSERT_SHOULD_FAIL(opt, a, b, c, d) do { \ + assert_d_eq(mallctl("experimental.prof_recent." opt, a, b, c, \ + d), ENOENT, "Should return ENOENT when config_prof is off");\ + assert_zd_eq(past, past_ref, "output was touched"); \ + assert_zu_eq(len, len_ref, "output length was touched"); \ + assert_zd_eq(future, future_ref, "input was touched"); \ +} while (0) + + ASSERT_SHOULD_FAIL("alloc_max", NULL, NULL, NULL, 0); + ASSERT_SHOULD_FAIL("alloc_max", &past, &len, NULL, 0); + ASSERT_SHOULD_FAIL("alloc_max", NULL, NULL, &future, len); + ASSERT_SHOULD_FAIL("alloc_max", &past, &len, &future, len); + +#undef ASSERT_SHOULD_FAIL +} +TEST_END + +TEST_BEGIN(test_prof_recent_on) { + test_skip_if(!config_prof); + + ssize_t past, future; + size_t len = sizeof(ssize_t); + + confirm_prof_setup(); + + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, NULL, 0), 0, "no-op mallctl should be allowed"); + confirm_prof_setup(); + + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + &past, &len, NULL, 0), 0, "Read error"); + expect_zd_eq(past, OPT_ALLOC_MAX, "Wrong read result"); + future = OPT_ALLOC_MAX + 1; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, &future, len), 0, "Write error"); + future = -1; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + &past, &len, &future, len), 0, "Read/write error"); + expect_zd_eq(past, OPT_ALLOC_MAX + 1, "Wrong read result"); + future = -2; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + &past, &len, &future, len), EINVAL, + "Invalid write should return EINVAL"); + expect_zd_eq(past, OPT_ALLOC_MAX + 1, + "Output should not be touched given invalid write"); + future = OPT_ALLOC_MAX; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + &past, &len, &future, len), 0, "Read/write error"); + expect_zd_eq(past, -1, "Wrong read result"); + future = OPT_ALLOC_MAX + 2; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + &past, &len, &future, len * 2), EINVAL, + "Invalid write should return EINVAL"); + expect_zd_eq(past, -1, + "Output should not be touched given invalid write"); + + confirm_prof_setup(); +} +TEST_END + +/* Reproducible sequence of request sizes */ +#define NTH_REQ_SIZE(n) ((n) * 97 + 101) + +static void +confirm_malloc(void *p) { + assert_ptr_not_null(p, "malloc failed unexpectedly"); + edata_t *e = emap_edata_lookup(TSDN_NULL, &arena_emap_global, p); + assert_ptr_not_null(e, "NULL edata for living pointer"); + prof_recent_t *n = edata_prof_recent_alloc_get_no_lock_test(e); + assert_ptr_not_null(n, "Record in edata should not be NULL"); + expect_ptr_not_null(n->alloc_tctx, + "alloc_tctx in record should not be NULL"); + expect_ptr_eq(e, prof_recent_alloc_edata_get_no_lock_test(n), + "edata pointer in record is not correct"); + expect_ptr_null(n->dalloc_tctx, "dalloc_tctx in record should be NULL"); +} + +static void +confirm_record_size(prof_recent_t *n, unsigned kth) { + expect_zu_eq(n->size, NTH_REQ_SIZE(kth), + "Recorded allocation size is wrong"); +} + +static void +confirm_record_living(prof_recent_t *n) { + expect_ptr_not_null(n->alloc_tctx, + "alloc_tctx in record should not be NULL"); + edata_t *edata = prof_recent_alloc_edata_get_no_lock_test(n); + assert_ptr_not_null(edata, + "Recorded edata should not be NULL for living pointer"); + expect_ptr_eq(n, edata_prof_recent_alloc_get_no_lock_test(edata), + "Record in edata is not correct"); + expect_ptr_null(n->dalloc_tctx, "dalloc_tctx in record should be NULL"); +} + +static void +confirm_record_released(prof_recent_t *n) { + expect_ptr_not_null(n->alloc_tctx, + "alloc_tctx in record should not be NULL"); + expect_ptr_null(prof_recent_alloc_edata_get_no_lock_test(n), + "Recorded edata should be NULL for released pointer"); + expect_ptr_not_null(n->dalloc_tctx, + "dalloc_tctx in record should not be NULL for released pointer"); +} + +TEST_BEGIN(test_prof_recent_alloc) { + test_skip_if(!config_prof); + + bool b; + unsigned i, c; + size_t req_size; + void *p; + prof_recent_t *n; + ssize_t future; + + confirm_prof_setup(); + + /* + * First batch of 2 * OPT_ALLOC_MAX allocations. After the + * (OPT_ALLOC_MAX - 1)'th allocation the recorded allocations should + * always be the last OPT_ALLOC_MAX allocations coming from here. + */ + for (i = 0; i < 2 * OPT_ALLOC_MAX; ++i) { + req_size = NTH_REQ_SIZE(i); + p = malloc(req_size); + confirm_malloc(p); + if (i < OPT_ALLOC_MAX - 1) { + assert_false(ql_empty(&prof_recent_alloc_list), + "Empty recent allocation"); + free(p); + /* + * The recorded allocations may still include some + * other allocations before the test run started, + * so keep allocating without checking anything. + */ + continue; + } + c = 0; + ql_foreach(n, &prof_recent_alloc_list, link) { + ++c; + confirm_record_size(n, i + c - OPT_ALLOC_MAX); + if (c == OPT_ALLOC_MAX) { + confirm_record_living(n); + } else { + confirm_record_released(n); + } + } + assert_u_eq(c, OPT_ALLOC_MAX, + "Incorrect total number of allocations"); + free(p); + } + + confirm_prof_setup(); + + b = false; + assert_d_eq(mallctl("prof.active", NULL, NULL, &b, sizeof(bool)), 0, + "mallctl for turning off prof_active failed"); + + /* + * Second batch of OPT_ALLOC_MAX allocations. Since prof_active is + * turned off, this batch shouldn't be recorded. + */ + for (; i < 3 * OPT_ALLOC_MAX; ++i) { + req_size = NTH_REQ_SIZE(i); + p = malloc(req_size); + assert_ptr_not_null(p, "malloc failed unexpectedly"); + c = 0; + ql_foreach(n, &prof_recent_alloc_list, link) { + confirm_record_size(n, c + OPT_ALLOC_MAX); + confirm_record_released(n); + ++c; + } + assert_u_eq(c, OPT_ALLOC_MAX, + "Incorrect total number of allocations"); + free(p); + } + + b = true; + assert_d_eq(mallctl("prof.active", NULL, NULL, &b, sizeof(bool)), 0, + "mallctl for turning on prof_active failed"); + + confirm_prof_setup(); + + /* + * Third batch of OPT_ALLOC_MAX allocations. Since prof_active is + * turned back on, they should be recorded, and in the list of recorded + * allocations they should follow the first batch rather than the + * second batch. + */ + for (; i < 4 * OPT_ALLOC_MAX; ++i) { + req_size = NTH_REQ_SIZE(i); + p = malloc(req_size); + confirm_malloc(p); + c = 0; + ql_foreach(n, &prof_recent_alloc_list, link) { + ++c; + confirm_record_size(n, + /* Is the allocation from the third batch? */ + i + c - OPT_ALLOC_MAX >= 3 * OPT_ALLOC_MAX ? + /* If yes, then it's just recorded. */ + i + c - OPT_ALLOC_MAX : + /* + * Otherwise, it should come from the first batch + * instead of the second batch. + */ + i + c - 2 * OPT_ALLOC_MAX); + if (c == OPT_ALLOC_MAX) { + confirm_record_living(n); + } else { + confirm_record_released(n); + } + } + assert_u_eq(c, OPT_ALLOC_MAX, + "Incorrect total number of allocations"); + free(p); + } + + /* Increasing the limit shouldn't alter the list of records. */ + future = OPT_ALLOC_MAX + 1; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, &future, sizeof(ssize_t)), 0, "Write error"); + c = 0; + ql_foreach(n, &prof_recent_alloc_list, link) { + confirm_record_size(n, c + 3 * OPT_ALLOC_MAX); + confirm_record_released(n); + ++c; + } + assert_u_eq(c, OPT_ALLOC_MAX, + "Incorrect total number of allocations"); + + /* + * Decreasing the limit shouldn't alter the list of records as long as + * the new limit is still no less than the length of the list. + */ + future = OPT_ALLOC_MAX; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, &future, sizeof(ssize_t)), 0, "Write error"); + c = 0; + ql_foreach(n, &prof_recent_alloc_list, link) { + confirm_record_size(n, c + 3 * OPT_ALLOC_MAX); + confirm_record_released(n); + ++c; + } + assert_u_eq(c, OPT_ALLOC_MAX, + "Incorrect total number of allocations"); + + /* + * Decreasing the limit should shorten the list of records if the new + * limit is less than the length of the list. + */ + future = OPT_ALLOC_MAX - 1; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, &future, sizeof(ssize_t)), 0, "Write error"); + c = 0; + ql_foreach(n, &prof_recent_alloc_list, link) { + ++c; + confirm_record_size(n, c + 3 * OPT_ALLOC_MAX); + confirm_record_released(n); + } + assert_u_eq(c, OPT_ALLOC_MAX - 1, + "Incorrect total number of allocations"); + + /* Setting to unlimited shouldn't alter the list of records. */ + future = -1; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, &future, sizeof(ssize_t)), 0, "Write error"); + c = 0; + ql_foreach(n, &prof_recent_alloc_list, link) { + ++c; + confirm_record_size(n, c + 3 * OPT_ALLOC_MAX); + confirm_record_released(n); + } + assert_u_eq(c, OPT_ALLOC_MAX - 1, + "Incorrect total number of allocations"); + + /* Downshift to only one record. */ + future = 1; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, &future, sizeof(ssize_t)), 0, "Write error"); + assert_false(ql_empty(&prof_recent_alloc_list), "Recent list is empty"); + n = ql_first(&prof_recent_alloc_list); + confirm_record_size(n, 4 * OPT_ALLOC_MAX - 1); + confirm_record_released(n); + n = ql_next(&prof_recent_alloc_list, n, link); + assert_ptr_null(n, "Recent list should only contain one record"); + + /* Completely turn off. */ + future = 0; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, &future, sizeof(ssize_t)), 0, "Write error"); + assert_true(ql_empty(&prof_recent_alloc_list), + "Recent list should be empty"); + + /* Restore the settings. */ + future = OPT_ALLOC_MAX; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, &future, sizeof(ssize_t)), 0, "Write error"); + assert_true(ql_empty(&prof_recent_alloc_list), + "Recent list should be empty"); + + confirm_prof_setup(); +} +TEST_END + +#undef NTH_REQ_SIZE + +#define DUMP_OUT_SIZE 4096 +static char dump_out[DUMP_OUT_SIZE]; +static size_t dump_out_len = 0; + +static void +test_dump_write_cb(void *not_used, const char *str) { + size_t len = strlen(str); + assert(dump_out_len + len < DUMP_OUT_SIZE); + memcpy(dump_out + dump_out_len, str, len + 1); + dump_out_len += len; +} + +static void +call_dump() { + static void *in[2] = {test_dump_write_cb, NULL}; + dump_out_len = 0; + assert_d_eq(mallctl("experimental.prof_recent.alloc_dump", + NULL, NULL, in, sizeof(in)), 0, "Dump mallctl raised error"); +} + +typedef struct { + size_t size; + size_t usize; + bool released; +} confirm_record_t; + +#define DUMP_ERROR "Dump output is wrong" + +static void +confirm_record(const char *template, const confirm_record_t *records, + const size_t n_records) { + static const char *types[2] = {"alloc", "dalloc"}; + static char buf[64]; + + /* + * The template string would be in the form of: + * "{...,\"recent_alloc\":[]}", + * and dump_out would be in the form of: + * "{...,\"recent_alloc\":[...]}". + * Using "- 2" serves to cut right before the ending "]}". + */ + assert_d_eq(memcmp(dump_out, template, strlen(template) - 2), 0, + DUMP_ERROR); + assert_d_eq(memcmp(dump_out + strlen(dump_out) - 2, + template + strlen(template) - 2, 2), 0, DUMP_ERROR); + + const char *start = dump_out + strlen(template) - 2; + const char *end = dump_out + strlen(dump_out) - 2; + const confirm_record_t *record; + for (record = records; record < records + n_records; ++record) { + +#define ASSERT_CHAR(c) do { \ + assert_true(start < end, DUMP_ERROR); \ + assert_c_eq(*start++, c, DUMP_ERROR); \ +} while (0) + +#define ASSERT_STR(s) do { \ + const size_t len = strlen(s); \ + assert_true(start + len <= end, DUMP_ERROR); \ + assert_d_eq(memcmp(start, s, len), 0, DUMP_ERROR); \ + start += len; \ +} while (0) + +#define ASSERT_FORMATTED_STR(s, ...) do { \ + malloc_snprintf(buf, sizeof(buf), s, __VA_ARGS__); \ + ASSERT_STR(buf); \ +} while (0) + + if (record != records) { + ASSERT_CHAR(','); + } + + ASSERT_CHAR('{'); + + ASSERT_STR("\"size\""); + ASSERT_CHAR(':'); + ASSERT_FORMATTED_STR("%zu", record->size); + ASSERT_CHAR(','); + + ASSERT_STR("\"usize\""); + ASSERT_CHAR(':'); + ASSERT_FORMATTED_STR("%zu", record->usize); + ASSERT_CHAR(','); + + ASSERT_STR("\"released\""); + ASSERT_CHAR(':'); + ASSERT_STR(record->released ? "true" : "false"); + ASSERT_CHAR(','); + + const char **type = types; + while (true) { + ASSERT_FORMATTED_STR("\"%s_thread_uid\"", *type); + ASSERT_CHAR(':'); + while (isdigit(*start)) { + ++start; + } + ASSERT_CHAR(','); + + if (opt_prof_sys_thread_name) { + ASSERT_FORMATTED_STR("\"%s_thread_name\"", + *type); + ASSERT_CHAR(':'); + ASSERT_CHAR('"'); + while (*start != '"') { + ++start; + } + ASSERT_CHAR('"'); + ASSERT_CHAR(','); + } + + ASSERT_FORMATTED_STR("\"%s_time\"", *type); + ASSERT_CHAR(':'); + while (isdigit(*start)) { + ++start; + } + ASSERT_CHAR(','); + + ASSERT_FORMATTED_STR("\"%s_trace\"", *type); + ASSERT_CHAR(':'); + ASSERT_CHAR('['); + while (isdigit(*start) || *start == 'x' || + (*start >= 'a' && *start <= 'f') || + *start == '\"' || *start == ',') { + ++start; + } + ASSERT_CHAR(']'); + + if (strcmp(*type, "dalloc") == 0) { + break; + } + + assert(strcmp(*type, "alloc") == 0); + if (!record->released) { + break; + } + + ASSERT_CHAR(','); + ++type; + } + + ASSERT_CHAR('}'); + +#undef ASSERT_FORMATTED_STR +#undef ASSERT_STR +#undef ASSERT_CHAR + + } + assert_ptr_eq(record, records + n_records, DUMP_ERROR); + assert_ptr_eq(start, end, DUMP_ERROR); +} + +TEST_BEGIN(test_prof_recent_alloc_dump) { + test_skip_if(!config_prof); + + confirm_prof_setup(); + + ssize_t future; + void *p, *q; + confirm_record_t records[2]; + + assert_zu_eq(lg_prof_sample, (size_t)0, + "lg_prof_sample not set correctly"); + + future = 0; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, &future, sizeof(ssize_t)), 0, "Write error"); + call_dump(); + expect_str_eq(dump_out, "{\"sample_interval\":1," + "\"recent_alloc_max\":0,\"recent_alloc\":[]}", DUMP_ERROR); + + future = 2; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, &future, sizeof(ssize_t)), 0, "Write error"); + call_dump(); + const char *template = "{\"sample_interval\":1," + "\"recent_alloc_max\":2,\"recent_alloc\":[]}"; + expect_str_eq(dump_out, template, DUMP_ERROR); + + p = malloc(7); + call_dump(); + records[0].size = 7; + records[0].usize = sz_s2u(7); + records[0].released = false; + confirm_record(template, records, 1); + + q = mallocx(17, MALLOCX_ALIGN(128)); + call_dump(); + records[1].size = 17; + records[1].usize = sz_sa2u(17, 128); + records[1].released = false; + confirm_record(template, records, 2); + + free(q); + call_dump(); + records[1].released = true; + confirm_record(template, records, 2); + + free(p); + call_dump(); + records[0].released = true; + confirm_record(template, records, 2); + + future = OPT_ALLOC_MAX; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, &future, sizeof(ssize_t)), 0, "Write error"); + confirm_prof_setup(); +} +TEST_END + +#undef DUMP_ERROR +#undef DUMP_OUT_SIZE + +#define N_THREADS 8 +#define N_PTRS 512 +#define N_CTLS 8 +#define N_ITERS 2048 +#define STRESS_ALLOC_MAX 4096 + +typedef struct { + thd_t thd; + size_t id; + void *ptrs[N_PTRS]; + size_t count; +} thd_data_t; + +static thd_data_t thd_data[N_THREADS]; +static ssize_t test_max; + +static void +test_write_cb(void *cbopaque, const char *str) { + sleep_ns(1000 * 1000); +} + +static void * +f_thread(void *arg) { + const size_t thd_id = *(size_t *)arg; + thd_data_t *data_p = thd_data + thd_id; + assert(data_p->id == thd_id); + data_p->count = 0; + uint64_t rand = (uint64_t)thd_id; + tsd_t *tsd = tsd_fetch(); + assert(test_max > 1); + ssize_t last_max = -1; + for (int i = 0; i < N_ITERS; i++) { + rand = prng_range_u64(&rand, N_PTRS + N_CTLS * 5); + assert(data_p->count <= N_PTRS); + if (rand < data_p->count) { + assert(data_p->count > 0); + if (rand != data_p->count - 1) { + assert(data_p->count > 1); + void *temp = data_p->ptrs[rand]; + data_p->ptrs[rand] = + data_p->ptrs[data_p->count - 1]; + data_p->ptrs[data_p->count - 1] = temp; + } + free(data_p->ptrs[--data_p->count]); + } else if (rand < N_PTRS) { + assert(data_p->count < N_PTRS); + data_p->ptrs[data_p->count++] = malloc(1); + } else if (rand % 5 == 0) { + prof_recent_alloc_dump(tsd, test_write_cb, NULL); + } else if (rand % 5 == 1) { + last_max = prof_recent_alloc_max_ctl_read(); + } else if (rand % 5 == 2) { + last_max = + prof_recent_alloc_max_ctl_write(tsd, test_max * 2); + } else if (rand % 5 == 3) { + last_max = + prof_recent_alloc_max_ctl_write(tsd, test_max); + } else { + assert(rand % 5 == 4); + last_max = + prof_recent_alloc_max_ctl_write(tsd, test_max / 2); + } + assert_zd_ge(last_max, -1, "Illegal last-N max"); + } + + while (data_p->count > 0) { + free(data_p->ptrs[--data_p->count]); + } + + return NULL; +} + +TEST_BEGIN(test_prof_recent_stress) { + test_skip_if(!config_prof); + + confirm_prof_setup(); + + test_max = OPT_ALLOC_MAX; + for (size_t i = 0; i < N_THREADS; i++) { + thd_data_t *data_p = thd_data + i; + data_p->id = i; + thd_create(&data_p->thd, &f_thread, &data_p->id); + } + for (size_t i = 0; i < N_THREADS; i++) { + thd_data_t *data_p = thd_data + i; + thd_join(data_p->thd, NULL); + } + + test_max = STRESS_ALLOC_MAX; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, &test_max, sizeof(ssize_t)), 0, "Write error"); + for (size_t i = 0; i < N_THREADS; i++) { + thd_data_t *data_p = thd_data + i; + data_p->id = i; + thd_create(&data_p->thd, &f_thread, &data_p->id); + } + for (size_t i = 0; i < N_THREADS; i++) { + thd_data_t *data_p = thd_data + i; + thd_join(data_p->thd, NULL); + } + + test_max = OPT_ALLOC_MAX; + assert_d_eq(mallctl("experimental.prof_recent.alloc_max", + NULL, NULL, &test_max, sizeof(ssize_t)), 0, "Write error"); + confirm_prof_setup(); +} +TEST_END + +#undef STRESS_ALLOC_MAX +#undef N_ITERS +#undef N_PTRS +#undef N_THREADS + +int +main(void) { + return test( + test_confirm_setup, + test_prof_recent_off, + test_prof_recent_on, + test_prof_recent_alloc, + test_prof_recent_alloc_dump, + test_prof_recent_stress); +} diff --git a/deps/jemalloc/test/unit/prof_recent.sh b/deps/jemalloc/test/unit/prof_recent.sh new file mode 100644 index 0000000..58a54a4 --- /dev/null +++ b/deps/jemalloc/test/unit/prof_recent.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,prof_active:true,lg_prof_sample:0,prof_recent_alloc_max:3" +fi diff --git a/deps/jemalloc/test/unit/prof_reset.c b/deps/jemalloc/test/unit/prof_reset.c new file mode 100644 index 0000000..9b33b20 --- /dev/null +++ b/deps/jemalloc/test/unit/prof_reset.c @@ -0,0 +1,266 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/prof_data.h" +#include "jemalloc/internal/prof_sys.h" + +static int +prof_dump_open_file_intercept(const char *filename, int mode) { + int fd; + + fd = open("/dev/null", O_WRONLY); + assert_d_ne(fd, -1, "Unexpected open() failure"); + + return fd; +} + +static void +set_prof_active(bool active) { + expect_d_eq(mallctl("prof.active", NULL, NULL, (void *)&active, + sizeof(active)), 0, "Unexpected mallctl failure"); +} + +static size_t +get_lg_prof_sample(void) { + size_t ret; + size_t sz = sizeof(size_t); + + expect_d_eq(mallctl("prof.lg_sample", (void *)&ret, &sz, NULL, 0), 0, + "Unexpected mallctl failure while reading profiling sample rate"); + return ret; +} + +static void +do_prof_reset(size_t lg_prof_sample_input) { + expect_d_eq(mallctl("prof.reset", NULL, NULL, + (void *)&lg_prof_sample_input, sizeof(size_t)), 0, + "Unexpected mallctl failure while resetting profile data"); + expect_zu_eq(lg_prof_sample_input, get_lg_prof_sample(), + "Expected profile sample rate change"); +} + +TEST_BEGIN(test_prof_reset_basic) { + size_t lg_prof_sample_orig, lg_prof_sample_cur, lg_prof_sample_next; + size_t sz; + unsigned i; + + test_skip_if(!config_prof); + + sz = sizeof(size_t); + expect_d_eq(mallctl("opt.lg_prof_sample", (void *)&lg_prof_sample_orig, + &sz, NULL, 0), 0, + "Unexpected mallctl failure while reading profiling sample rate"); + expect_zu_eq(lg_prof_sample_orig, 0, + "Unexpected profiling sample rate"); + lg_prof_sample_cur = get_lg_prof_sample(); + expect_zu_eq(lg_prof_sample_orig, lg_prof_sample_cur, + "Unexpected disagreement between \"opt.lg_prof_sample\" and " + "\"prof.lg_sample\""); + + /* Test simple resets. */ + for (i = 0; i < 2; i++) { + expect_d_eq(mallctl("prof.reset", NULL, NULL, NULL, 0), 0, + "Unexpected mallctl failure while resetting profile data"); + lg_prof_sample_cur = get_lg_prof_sample(); + expect_zu_eq(lg_prof_sample_orig, lg_prof_sample_cur, + "Unexpected profile sample rate change"); + } + + /* Test resets with prof.lg_sample changes. */ + lg_prof_sample_next = 1; + for (i = 0; i < 2; i++) { + do_prof_reset(lg_prof_sample_next); + lg_prof_sample_cur = get_lg_prof_sample(); + expect_zu_eq(lg_prof_sample_cur, lg_prof_sample_next, + "Expected profile sample rate change"); + lg_prof_sample_next = lg_prof_sample_orig; + } + + /* Make sure the test code restored prof.lg_sample. */ + lg_prof_sample_cur = get_lg_prof_sample(); + expect_zu_eq(lg_prof_sample_orig, lg_prof_sample_cur, + "Unexpected disagreement between \"opt.lg_prof_sample\" and " + "\"prof.lg_sample\""); +} +TEST_END + +TEST_BEGIN(test_prof_reset_cleanup) { + test_skip_if(!config_prof); + + set_prof_active(true); + + expect_zu_eq(prof_bt_count(), 0, "Expected 0 backtraces"); + void *p = mallocx(1, 0); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + expect_zu_eq(prof_bt_count(), 1, "Expected 1 backtrace"); + + prof_cnt_t cnt_all; + prof_cnt_all(&cnt_all); + expect_u64_eq(cnt_all.curobjs, 1, "Expected 1 allocation"); + + expect_d_eq(mallctl("prof.reset", NULL, NULL, NULL, 0), 0, + "Unexpected error while resetting heap profile data"); + prof_cnt_all(&cnt_all); + expect_u64_eq(cnt_all.curobjs, 0, "Expected 0 allocations"); + expect_zu_eq(prof_bt_count(), 1, "Expected 1 backtrace"); + + dallocx(p, 0); + expect_zu_eq(prof_bt_count(), 0, "Expected 0 backtraces"); + + set_prof_active(false); +} +TEST_END + +#define NTHREADS 4 +#define NALLOCS_PER_THREAD (1U << 13) +#define OBJ_RING_BUF_COUNT 1531 +#define RESET_INTERVAL (1U << 10) +#define DUMP_INTERVAL 3677 +static void * +thd_start(void *varg) { + unsigned thd_ind = *(unsigned *)varg; + unsigned i; + void *objs[OBJ_RING_BUF_COUNT]; + + memset(objs, 0, sizeof(objs)); + + for (i = 0; i < NALLOCS_PER_THREAD; i++) { + if (i % RESET_INTERVAL == 0) { + expect_d_eq(mallctl("prof.reset", NULL, NULL, NULL, 0), + 0, "Unexpected error while resetting heap profile " + "data"); + } + + if (i % DUMP_INTERVAL == 0) { + expect_d_eq(mallctl("prof.dump", NULL, NULL, NULL, 0), + 0, "Unexpected error while dumping heap profile"); + } + + { + void **pp = &objs[i % OBJ_RING_BUF_COUNT]; + if (*pp != NULL) { + dallocx(*pp, 0); + *pp = NULL; + } + *pp = btalloc(1, thd_ind*NALLOCS_PER_THREAD + i); + expect_ptr_not_null(*pp, + "Unexpected btalloc() failure"); + } + } + + /* Clean up any remaining objects. */ + for (i = 0; i < OBJ_RING_BUF_COUNT; i++) { + void **pp = &objs[i % OBJ_RING_BUF_COUNT]; + if (*pp != NULL) { + dallocx(*pp, 0); + *pp = NULL; + } + } + + return NULL; +} + +TEST_BEGIN(test_prof_reset) { + size_t lg_prof_sample_orig; + thd_t thds[NTHREADS]; + unsigned thd_args[NTHREADS]; + unsigned i; + size_t bt_count, tdata_count; + + test_skip_if(!config_prof); + + bt_count = prof_bt_count(); + expect_zu_eq(bt_count, 0, + "Unexpected pre-existing tdata structures"); + tdata_count = prof_tdata_count(); + + lg_prof_sample_orig = get_lg_prof_sample(); + do_prof_reset(5); + + set_prof_active(true); + + for (i = 0; i < NTHREADS; i++) { + thd_args[i] = i; + thd_create(&thds[i], thd_start, (void *)&thd_args[i]); + } + for (i = 0; i < NTHREADS; i++) { + thd_join(thds[i], NULL); + } + + expect_zu_eq(prof_bt_count(), bt_count, + "Unexpected bactrace count change"); + expect_zu_eq(prof_tdata_count(), tdata_count, + "Unexpected remaining tdata structures"); + + set_prof_active(false); + + do_prof_reset(lg_prof_sample_orig); +} +TEST_END +#undef NTHREADS +#undef NALLOCS_PER_THREAD +#undef OBJ_RING_BUF_COUNT +#undef RESET_INTERVAL +#undef DUMP_INTERVAL + +/* Test sampling at the same allocation site across resets. */ +#define NITER 10 +TEST_BEGIN(test_xallocx) { + size_t lg_prof_sample_orig; + unsigned i; + void *ptrs[NITER]; + + test_skip_if(!config_prof); + + lg_prof_sample_orig = get_lg_prof_sample(); + set_prof_active(true); + + /* Reset profiling. */ + do_prof_reset(0); + + for (i = 0; i < NITER; i++) { + void *p; + size_t sz, nsz; + + /* Reset profiling. */ + do_prof_reset(0); + + /* Allocate small object (which will be promoted). */ + p = ptrs[i] = mallocx(1, 0); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + + /* Reset profiling. */ + do_prof_reset(0); + + /* Perform successful xallocx(). */ + sz = sallocx(p, 0); + expect_zu_eq(xallocx(p, sz, 0, 0), sz, + "Unexpected xallocx() failure"); + + /* Perform unsuccessful xallocx(). */ + nsz = nallocx(sz+1, 0); + expect_zu_eq(xallocx(p, nsz, 0, 0), sz, + "Unexpected xallocx() success"); + } + + for (i = 0; i < NITER; i++) { + /* dallocx. */ + dallocx(ptrs[i], 0); + } + + set_prof_active(false); + do_prof_reset(lg_prof_sample_orig); +} +TEST_END +#undef NITER + +int +main(void) { + /* Intercept dumping prior to running any tests. */ + prof_dump_open_file = prof_dump_open_file_intercept; + + return test_no_reentrancy( + test_prof_reset_basic, + test_prof_reset_cleanup, + test_prof_reset, + test_xallocx); +} diff --git a/deps/jemalloc/test/unit/prof_reset.sh b/deps/jemalloc/test/unit/prof_reset.sh new file mode 100644 index 0000000..daefeb7 --- /dev/null +++ b/deps/jemalloc/test/unit/prof_reset.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,prof_active:false,lg_prof_sample:0,prof_recent_alloc_max:0" +fi diff --git a/deps/jemalloc/test/unit/prof_stats.c b/deps/jemalloc/test/unit/prof_stats.c new file mode 100644 index 0000000..c88c4ae --- /dev/null +++ b/deps/jemalloc/test/unit/prof_stats.c @@ -0,0 +1,151 @@ +#include "test/jemalloc_test.h" + +#define N_PTRS 3 + +static void +test_combinations(szind_t ind, size_t sizes_array[N_PTRS], + int flags_array[N_PTRS]) { +#define MALLCTL_STR_LEN 64 + assert(opt_prof && opt_prof_stats); + + char mallctl_live_str[MALLCTL_STR_LEN]; + char mallctl_accum_str[MALLCTL_STR_LEN]; + if (ind < SC_NBINS) { + malloc_snprintf(mallctl_live_str, MALLCTL_STR_LEN, + "prof.stats.bins.%u.live", (unsigned)ind); + malloc_snprintf(mallctl_accum_str, MALLCTL_STR_LEN, + "prof.stats.bins.%u.accum", (unsigned)ind); + } else { + malloc_snprintf(mallctl_live_str, MALLCTL_STR_LEN, + "prof.stats.lextents.%u.live", (unsigned)(ind - SC_NBINS)); + malloc_snprintf(mallctl_accum_str, MALLCTL_STR_LEN, + "prof.stats.lextents.%u.accum", (unsigned)(ind - SC_NBINS)); + } + + size_t stats_len = 2 * sizeof(uint64_t); + + uint64_t live_stats_orig[2]; + assert_d_eq(mallctl(mallctl_live_str, &live_stats_orig, &stats_len, + NULL, 0), 0, ""); + uint64_t accum_stats_orig[2]; + assert_d_eq(mallctl(mallctl_accum_str, &accum_stats_orig, &stats_len, + NULL, 0), 0, ""); + + void *ptrs[N_PTRS]; + + uint64_t live_req_sum = 0; + uint64_t live_count = 0; + uint64_t accum_req_sum = 0; + uint64_t accum_count = 0; + + for (size_t i = 0; i < N_PTRS; ++i) { + size_t sz = sizes_array[i]; + int flags = flags_array[i]; + void *p = mallocx(sz, flags); + assert_ptr_not_null(p, "malloc() failed"); + assert(TEST_MALLOC_SIZE(p) == sz_index2size(ind)); + ptrs[i] = p; + live_req_sum += sz; + live_count++; + accum_req_sum += sz; + accum_count++; + uint64_t live_stats[2]; + assert_d_eq(mallctl(mallctl_live_str, &live_stats, &stats_len, + NULL, 0), 0, ""); + expect_u64_eq(live_stats[0] - live_stats_orig[0], + live_req_sum, ""); + expect_u64_eq(live_stats[1] - live_stats_orig[1], + live_count, ""); + uint64_t accum_stats[2]; + assert_d_eq(mallctl(mallctl_accum_str, &accum_stats, &stats_len, + NULL, 0), 0, ""); + expect_u64_eq(accum_stats[0] - accum_stats_orig[0], + accum_req_sum, ""); + expect_u64_eq(accum_stats[1] - accum_stats_orig[1], + accum_count, ""); + } + + for (size_t i = 0; i < N_PTRS; ++i) { + size_t sz = sizes_array[i]; + int flags = flags_array[i]; + sdallocx(ptrs[i], sz, flags); + live_req_sum -= sz; + live_count--; + uint64_t live_stats[2]; + assert_d_eq(mallctl(mallctl_live_str, &live_stats, &stats_len, + NULL, 0), 0, ""); + expect_u64_eq(live_stats[0] - live_stats_orig[0], + live_req_sum, ""); + expect_u64_eq(live_stats[1] - live_stats_orig[1], + live_count, ""); + uint64_t accum_stats[2]; + assert_d_eq(mallctl(mallctl_accum_str, &accum_stats, &stats_len, + NULL, 0), 0, ""); + expect_u64_eq(accum_stats[0] - accum_stats_orig[0], + accum_req_sum, ""); + expect_u64_eq(accum_stats[1] - accum_stats_orig[1], + accum_count, ""); + } +#undef MALLCTL_STR_LEN +} + +static void +test_szind_wrapper(szind_t ind) { + size_t sizes_array[N_PTRS]; + int flags_array[N_PTRS]; + for (size_t i = 0, sz = sz_index2size(ind) - N_PTRS; i < N_PTRS; + ++i, ++sz) { + sizes_array[i] = sz; + flags_array[i] = 0; + } + test_combinations(ind, sizes_array, flags_array); +} + +TEST_BEGIN(test_prof_stats) { + test_skip_if(!config_prof); + test_szind_wrapper(0); + test_szind_wrapper(1); + test_szind_wrapper(2); + test_szind_wrapper(SC_NBINS); + test_szind_wrapper(SC_NBINS + 1); + test_szind_wrapper(SC_NBINS + 2); +} +TEST_END + +static void +test_szind_aligned_wrapper(szind_t ind, unsigned lg_align) { + size_t sizes_array[N_PTRS]; + int flags_array[N_PTRS]; + int flags = MALLOCX_LG_ALIGN(lg_align); + for (size_t i = 0, sz = sz_index2size(ind) - N_PTRS; i < N_PTRS; + ++i, ++sz) { + sizes_array[i] = sz; + flags_array[i] = flags; + } + test_combinations( + sz_size2index(sz_sa2u(sz_index2size(ind), 1 << lg_align)), + sizes_array, flags_array); +} + +TEST_BEGIN(test_prof_stats_aligned) { + test_skip_if(!config_prof); + for (szind_t ind = 0; ind < 10; ++ind) { + for (unsigned lg_align = 0; lg_align < 10; ++lg_align) { + test_szind_aligned_wrapper(ind, lg_align); + } + } + for (szind_t ind = SC_NBINS - 5; ind < SC_NBINS + 5; ++ind) { + for (unsigned lg_align = SC_LG_LARGE_MINCLASS - 5; + lg_align < SC_LG_LARGE_MINCLASS + 5; ++lg_align) { + test_szind_aligned_wrapper(ind, lg_align); + } + } +} +TEST_END + +int +main(void) { + return test( + test_prof_stats, + test_prof_stats_aligned); +} diff --git a/deps/jemalloc/test/unit/prof_stats.sh b/deps/jemalloc/test/unit/prof_stats.sh new file mode 100644 index 0000000..f3c819b --- /dev/null +++ b/deps/jemalloc/test/unit/prof_stats.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,prof_active:true,lg_prof_sample:0,prof_stats:true" +fi diff --git a/deps/jemalloc/test/unit/prof_sys_thread_name.c b/deps/jemalloc/test/unit/prof_sys_thread_name.c new file mode 100644 index 0000000..affc788 --- /dev/null +++ b/deps/jemalloc/test/unit/prof_sys_thread_name.c @@ -0,0 +1,77 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/prof_sys.h" + +static const char *test_thread_name = "test_name"; + +static int +test_prof_sys_thread_name_read_error(char *buf, size_t limit) { + return ENOSYS; +} + +static int +test_prof_sys_thread_name_read(char *buf, size_t limit) { + assert(strlen(test_thread_name) < limit); + strncpy(buf, test_thread_name, limit); + return 0; +} + +static int +test_prof_sys_thread_name_read_clear(char *buf, size_t limit) { + assert(limit > 0); + buf[0] = '\0'; + return 0; +} + +TEST_BEGIN(test_prof_sys_thread_name) { + test_skip_if(!config_prof); + + bool oldval; + size_t sz = sizeof(oldval); + assert_d_eq(mallctl("opt.prof_sys_thread_name", &oldval, &sz, NULL, 0), + 0, "mallctl failed"); + assert_true(oldval, "option was not set correctly"); + + const char *thread_name; + sz = sizeof(thread_name); + assert_d_eq(mallctl("thread.prof.name", &thread_name, &sz, NULL, 0), 0, + "mallctl read for thread name should not fail"); + expect_str_eq(thread_name, "", "Initial thread name should be empty"); + + thread_name = test_thread_name; + assert_d_eq(mallctl("thread.prof.name", NULL, NULL, &thread_name, sz), + ENOENT, "mallctl write for thread name should fail"); + assert_ptr_eq(thread_name, test_thread_name, + "Thread name should not be touched"); + + prof_sys_thread_name_read = test_prof_sys_thread_name_read_error; + void *p = malloc(1); + free(p); + assert_d_eq(mallctl("thread.prof.name", &thread_name, &sz, NULL, 0), 0, + "mallctl read for thread name should not fail"); + assert_str_eq(thread_name, "", + "Thread name should stay the same if the system call fails"); + + prof_sys_thread_name_read = test_prof_sys_thread_name_read; + p = malloc(1); + free(p); + assert_d_eq(mallctl("thread.prof.name", &thread_name, &sz, NULL, 0), 0, + "mallctl read for thread name should not fail"); + assert_str_eq(thread_name, test_thread_name, + "Thread name should be changed if the system call succeeds"); + + prof_sys_thread_name_read = test_prof_sys_thread_name_read_clear; + p = malloc(1); + free(p); + assert_d_eq(mallctl("thread.prof.name", &thread_name, &sz, NULL, 0), 0, + "mallctl read for thread name should not fail"); + expect_str_eq(thread_name, "", "Thread name should be updated if the " + "system call returns a different name"); +} +TEST_END + +int +main(void) { + return test( + test_prof_sys_thread_name); +} diff --git a/deps/jemalloc/test/unit/prof_sys_thread_name.sh b/deps/jemalloc/test/unit/prof_sys_thread_name.sh new file mode 100644 index 0000000..1f02a8a --- /dev/null +++ b/deps/jemalloc/test/unit/prof_sys_thread_name.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,prof_active:true,lg_prof_sample:0,prof_sys_thread_name:true" +fi diff --git a/deps/jemalloc/test/unit/prof_tctx.c b/deps/jemalloc/test/unit/prof_tctx.c new file mode 100644 index 0000000..e0efdc3 --- /dev/null +++ b/deps/jemalloc/test/unit/prof_tctx.c @@ -0,0 +1,48 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/prof_data.h" + +TEST_BEGIN(test_prof_realloc) { + tsd_t *tsd; + int flags; + void *p, *q; + prof_info_t prof_info_p, prof_info_q; + prof_cnt_t cnt_0, cnt_1, cnt_2, cnt_3; + + test_skip_if(!config_prof); + + tsd = tsd_fetch(); + flags = MALLOCX_TCACHE_NONE; + + prof_cnt_all(&cnt_0); + p = mallocx(1024, flags); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + prof_info_get(tsd, p, NULL, &prof_info_p); + expect_ptr_ne(prof_info_p.alloc_tctx, (prof_tctx_t *)(uintptr_t)1U, + "Expected valid tctx"); + prof_cnt_all(&cnt_1); + expect_u64_eq(cnt_0.curobjs + 1, cnt_1.curobjs, + "Allocation should have increased sample size"); + + q = rallocx(p, 2048, flags); + expect_ptr_ne(p, q, "Expected move"); + expect_ptr_not_null(p, "Unexpected rmallocx() failure"); + prof_info_get(tsd, q, NULL, &prof_info_q); + expect_ptr_ne(prof_info_q.alloc_tctx, (prof_tctx_t *)(uintptr_t)1U, + "Expected valid tctx"); + prof_cnt_all(&cnt_2); + expect_u64_eq(cnt_1.curobjs, cnt_2.curobjs, + "Reallocation should not have changed sample size"); + + dallocx(q, flags); + prof_cnt_all(&cnt_3); + expect_u64_eq(cnt_0.curobjs, cnt_3.curobjs, + "Sample size should have returned to base level"); +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_prof_realloc); +} diff --git a/deps/jemalloc/test/unit/prof_tctx.sh b/deps/jemalloc/test/unit/prof_tctx.sh new file mode 100644 index 0000000..485f9bf --- /dev/null +++ b/deps/jemalloc/test/unit/prof_tctx.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,prof_active:true,lg_prof_sample:0" +fi diff --git a/deps/jemalloc/test/unit/prof_thread_name.c b/deps/jemalloc/test/unit/prof_thread_name.c new file mode 100644 index 0000000..3c4614f --- /dev/null +++ b/deps/jemalloc/test/unit/prof_thread_name.c @@ -0,0 +1,122 @@ +#include "test/jemalloc_test.h" + +static void +mallctl_thread_name_get_impl(const char *thread_name_expected, const char *func, + int line) { + const char *thread_name_old; + size_t sz; + + sz = sizeof(thread_name_old); + expect_d_eq(mallctl("thread.prof.name", (void *)&thread_name_old, &sz, + NULL, 0), 0, + "%s():%d: Unexpected mallctl failure reading thread.prof.name", + func, line); + expect_str_eq(thread_name_old, thread_name_expected, + "%s():%d: Unexpected thread.prof.name value", func, line); +} +#define mallctl_thread_name_get(a) \ + mallctl_thread_name_get_impl(a, __func__, __LINE__) + +static void +mallctl_thread_name_set_impl(const char *thread_name, const char *func, + int line) { + expect_d_eq(mallctl("thread.prof.name", NULL, NULL, + (void *)&thread_name, sizeof(thread_name)), 0, + "%s():%d: Unexpected mallctl failure writing thread.prof.name", + func, line); + mallctl_thread_name_get_impl(thread_name, func, line); +} +#define mallctl_thread_name_set(a) \ + mallctl_thread_name_set_impl(a, __func__, __LINE__) + +TEST_BEGIN(test_prof_thread_name_validation) { + const char *thread_name; + + test_skip_if(!config_prof); + test_skip_if(opt_prof_sys_thread_name); + + mallctl_thread_name_get(""); + mallctl_thread_name_set("hi there"); + + /* NULL input shouldn't be allowed. */ + thread_name = NULL; + expect_d_eq(mallctl("thread.prof.name", NULL, NULL, + (void *)&thread_name, sizeof(thread_name)), EFAULT, + "Unexpected mallctl result writing \"%s\" to thread.prof.name", + thread_name); + + /* '\n' shouldn't be allowed. */ + thread_name = "hi\nthere"; + expect_d_eq(mallctl("thread.prof.name", NULL, NULL, + (void *)&thread_name, sizeof(thread_name)), EFAULT, + "Unexpected mallctl result writing \"%s\" to thread.prof.name", + thread_name); + + /* Simultaneous read/write shouldn't be allowed. */ + { + const char *thread_name_old; + size_t sz; + + sz = sizeof(thread_name_old); + expect_d_eq(mallctl("thread.prof.name", + (void *)&thread_name_old, &sz, (void *)&thread_name, + sizeof(thread_name)), EPERM, + "Unexpected mallctl result writing \"%s\" to " + "thread.prof.name", thread_name); + } + + mallctl_thread_name_set(""); +} +TEST_END + +#define NTHREADS 4 +#define NRESET 25 +static void * +thd_start(void *varg) { + unsigned thd_ind = *(unsigned *)varg; + char thread_name[16] = ""; + unsigned i; + + malloc_snprintf(thread_name, sizeof(thread_name), "thread %u", thd_ind); + + mallctl_thread_name_get(""); + mallctl_thread_name_set(thread_name); + + for (i = 0; i < NRESET; i++) { + expect_d_eq(mallctl("prof.reset", NULL, NULL, NULL, 0), 0, + "Unexpected error while resetting heap profile data"); + mallctl_thread_name_get(thread_name); + } + + mallctl_thread_name_set(thread_name); + mallctl_thread_name_set(""); + + return NULL; +} + +TEST_BEGIN(test_prof_thread_name_threaded) { + test_skip_if(!config_prof); + test_skip_if(opt_prof_sys_thread_name); + + thd_t thds[NTHREADS]; + unsigned thd_args[NTHREADS]; + unsigned i; + + for (i = 0; i < NTHREADS; i++) { + thd_args[i] = i; + thd_create(&thds[i], thd_start, (void *)&thd_args[i]); + } + for (i = 0; i < NTHREADS; i++) { + thd_join(thds[i], NULL); + } +} +TEST_END +#undef NTHREADS +#undef NRESET + +int +main(void) { + return test( + test_prof_thread_name_validation, + test_prof_thread_name_threaded); +} diff --git a/deps/jemalloc/test/unit/prof_thread_name.sh b/deps/jemalloc/test/unit/prof_thread_name.sh new file mode 100644 index 0000000..298c105 --- /dev/null +++ b/deps/jemalloc/test/unit/prof_thread_name.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,prof_active:false" +fi diff --git a/deps/jemalloc/test/unit/psset.c b/deps/jemalloc/test/unit/psset.c new file mode 100644 index 0000000..6ff7201 --- /dev/null +++ b/deps/jemalloc/test/unit/psset.c @@ -0,0 +1,748 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/psset.h" + +#define PAGESLAB_ADDR ((void *)(1234 * HUGEPAGE)) +#define PAGESLAB_AGE 5678 + +#define ALLOC_ARENA_IND 111 +#define ALLOC_ESN 222 + +static void +edata_init_test(edata_t *edata) { + memset(edata, 0, sizeof(*edata)); + edata_arena_ind_set(edata, ALLOC_ARENA_IND); + edata_esn_set(edata, ALLOC_ESN); +} + +static void +test_psset_fake_purge(hpdata_t *ps) { + hpdata_purge_state_t purge_state; + hpdata_alloc_allowed_set(ps, false); + hpdata_purge_begin(ps, &purge_state); + void *addr; + size_t size; + while (hpdata_purge_next(ps, &purge_state, &addr, &size)) { + } + hpdata_purge_end(ps, &purge_state); + hpdata_alloc_allowed_set(ps, true); +} + +static void +test_psset_alloc_new(psset_t *psset, hpdata_t *ps, edata_t *r_edata, + size_t size) { + hpdata_assert_empty(ps); + + test_psset_fake_purge(ps); + + psset_insert(psset, ps); + psset_update_begin(psset, ps); + + void *addr = hpdata_reserve_alloc(ps, size); + edata_init(r_edata, edata_arena_ind_get(r_edata), addr, size, + /* slab */ false, SC_NSIZES, /* sn */ 0, extent_state_active, + /* zeroed */ false, /* committed */ true, EXTENT_PAI_HPA, + EXTENT_NOT_HEAD); + edata_ps_set(r_edata, ps); + psset_update_end(psset, ps); +} + +static bool +test_psset_alloc_reuse(psset_t *psset, edata_t *r_edata, size_t size) { + hpdata_t *ps = psset_pick_alloc(psset, size); + if (ps == NULL) { + return true; + } + psset_update_begin(psset, ps); + void *addr = hpdata_reserve_alloc(ps, size); + edata_init(r_edata, edata_arena_ind_get(r_edata), addr, size, + /* slab */ false, SC_NSIZES, /* sn */ 0, extent_state_active, + /* zeroed */ false, /* committed */ true, EXTENT_PAI_HPA, + EXTENT_NOT_HEAD); + edata_ps_set(r_edata, ps); + psset_update_end(psset, ps); + return false; +} + +static hpdata_t * +test_psset_dalloc(psset_t *psset, edata_t *edata) { + hpdata_t *ps = edata_ps_get(edata); + psset_update_begin(psset, ps); + hpdata_unreserve(ps, edata_addr_get(edata), edata_size_get(edata)); + psset_update_end(psset, ps); + if (hpdata_empty(ps)) { + psset_remove(psset, ps); + return ps; + } else { + return NULL; + } +} + +static void +edata_expect(edata_t *edata, size_t page_offset, size_t page_cnt) { + /* + * Note that allocations should get the arena ind of their home + * arena, *not* the arena ind of the pageslab allocator. + */ + expect_u_eq(ALLOC_ARENA_IND, edata_arena_ind_get(edata), + "Arena ind changed"); + expect_ptr_eq( + (void *)((uintptr_t)PAGESLAB_ADDR + (page_offset << LG_PAGE)), + edata_addr_get(edata), "Didn't allocate in order"); + expect_zu_eq(page_cnt << LG_PAGE, edata_size_get(edata), ""); + expect_false(edata_slab_get(edata), ""); + expect_u_eq(SC_NSIZES, edata_szind_get_maybe_invalid(edata), + ""); + expect_u64_eq(0, edata_sn_get(edata), ""); + expect_d_eq(edata_state_get(edata), extent_state_active, ""); + expect_false(edata_zeroed_get(edata), ""); + expect_true(edata_committed_get(edata), ""); + expect_d_eq(EXTENT_PAI_HPA, edata_pai_get(edata), ""); + expect_false(edata_is_head_get(edata), ""); +} + +TEST_BEGIN(test_empty) { + bool err; + hpdata_t pageslab; + hpdata_init(&pageslab, PAGESLAB_ADDR, PAGESLAB_AGE); + + edata_t alloc; + edata_init_test(&alloc); + + psset_t psset; + psset_init(&psset); + + /* Empty psset should return fail allocations. */ + err = test_psset_alloc_reuse(&psset, &alloc, PAGE); + expect_true(err, "Empty psset succeeded in an allocation."); +} +TEST_END + +TEST_BEGIN(test_fill) { + bool err; + + hpdata_t pageslab; + hpdata_init(&pageslab, PAGESLAB_ADDR, PAGESLAB_AGE); + + edata_t alloc[HUGEPAGE_PAGES]; + + psset_t psset; + psset_init(&psset); + + edata_init_test(&alloc[0]); + test_psset_alloc_new(&psset, &pageslab, &alloc[0], PAGE); + for (size_t i = 1; i < HUGEPAGE_PAGES; i++) { + edata_init_test(&alloc[i]); + err = test_psset_alloc_reuse(&psset, &alloc[i], PAGE); + expect_false(err, "Nonempty psset failed page allocation."); + } + + for (size_t i = 0; i < HUGEPAGE_PAGES; i++) { + edata_t *edata = &alloc[i]; + edata_expect(edata, i, 1); + } + + /* The pageslab, and thus psset, should now have no allocations. */ + edata_t extra_alloc; + edata_init_test(&extra_alloc); + err = test_psset_alloc_reuse(&psset, &extra_alloc, PAGE); + expect_true(err, "Alloc succeeded even though psset should be empty"); +} +TEST_END + +TEST_BEGIN(test_reuse) { + bool err; + hpdata_t *ps; + + hpdata_t pageslab; + hpdata_init(&pageslab, PAGESLAB_ADDR, PAGESLAB_AGE); + + edata_t alloc[HUGEPAGE_PAGES]; + + psset_t psset; + psset_init(&psset); + + edata_init_test(&alloc[0]); + test_psset_alloc_new(&psset, &pageslab, &alloc[0], PAGE); + for (size_t i = 1; i < HUGEPAGE_PAGES; i++) { + edata_init_test(&alloc[i]); + err = test_psset_alloc_reuse(&psset, &alloc[i], PAGE); + expect_false(err, "Nonempty psset failed page allocation."); + } + + /* Free odd indices. */ + for (size_t i = 0; i < HUGEPAGE_PAGES; i ++) { + if (i % 2 == 0) { + continue; + } + ps = test_psset_dalloc(&psset, &alloc[i]); + expect_ptr_null(ps, "Nonempty pageslab evicted"); + } + /* Realloc into them. */ + for (size_t i = 0; i < HUGEPAGE_PAGES; i++) { + if (i % 2 == 0) { + continue; + } + err = test_psset_alloc_reuse(&psset, &alloc[i], PAGE); + expect_false(err, "Nonempty psset failed page allocation."); + edata_expect(&alloc[i], i, 1); + } + /* Now, free the pages at indices 0 or 1 mod 2. */ + for (size_t i = 0; i < HUGEPAGE_PAGES; i++) { + if (i % 4 > 1) { + continue; + } + ps = test_psset_dalloc(&psset, &alloc[i]); + expect_ptr_null(ps, "Nonempty pageslab evicted"); + } + /* And realloc 2-page allocations into them. */ + for (size_t i = 0; i < HUGEPAGE_PAGES; i++) { + if (i % 4 != 0) { + continue; + } + err = test_psset_alloc_reuse(&psset, &alloc[i], 2 * PAGE); + expect_false(err, "Nonempty psset failed page allocation."); + edata_expect(&alloc[i], i, 2); + } + /* Free all the 2-page allocations. */ + for (size_t i = 0; i < HUGEPAGE_PAGES; i++) { + if (i % 4 != 0) { + continue; + } + ps = test_psset_dalloc(&psset, &alloc[i]); + expect_ptr_null(ps, "Nonempty pageslab evicted"); + } + /* + * Free up a 1-page hole next to a 2-page hole, but somewhere in the + * middle of the pageslab. Index 11 should be right before such a hole + * (since 12 % 4 == 0). + */ + size_t index_of_3 = 11; + ps = test_psset_dalloc(&psset, &alloc[index_of_3]); + expect_ptr_null(ps, "Nonempty pageslab evicted"); + err = test_psset_alloc_reuse(&psset, &alloc[index_of_3], 3 * PAGE); + expect_false(err, "Should have been able to find alloc."); + edata_expect(&alloc[index_of_3], index_of_3, 3); + + /* + * Free up a 4-page hole at the end. Recall that the pages at offsets 0 + * and 1 mod 4 were freed above, so we just have to free the last + * allocations. + */ + ps = test_psset_dalloc(&psset, &alloc[HUGEPAGE_PAGES - 1]); + expect_ptr_null(ps, "Nonempty pageslab evicted"); + ps = test_psset_dalloc(&psset, &alloc[HUGEPAGE_PAGES - 2]); + expect_ptr_null(ps, "Nonempty pageslab evicted"); + + /* Make sure we can satisfy an allocation at the very end of a slab. */ + size_t index_of_4 = HUGEPAGE_PAGES - 4; + err = test_psset_alloc_reuse(&psset, &alloc[index_of_4], 4 * PAGE); + expect_false(err, "Should have been able to find alloc."); + edata_expect(&alloc[index_of_4], index_of_4, 4); +} +TEST_END + +TEST_BEGIN(test_evict) { + bool err; + hpdata_t *ps; + + hpdata_t pageslab; + hpdata_init(&pageslab, PAGESLAB_ADDR, PAGESLAB_AGE); + + edata_t alloc[HUGEPAGE_PAGES]; + + psset_t psset; + psset_init(&psset); + + /* Alloc the whole slab. */ + edata_init_test(&alloc[0]); + test_psset_alloc_new(&psset, &pageslab, &alloc[0], PAGE); + for (size_t i = 1; i < HUGEPAGE_PAGES; i++) { + edata_init_test(&alloc[i]); + err = test_psset_alloc_reuse(&psset, &alloc[i], PAGE); + expect_false(err, "Unxpected allocation failure"); + } + + /* Dealloc the whole slab, going forwards. */ + for (size_t i = 0; i < HUGEPAGE_PAGES - 1; i++) { + ps = test_psset_dalloc(&psset, &alloc[i]); + expect_ptr_null(ps, "Nonempty pageslab evicted"); + } + ps = test_psset_dalloc(&psset, &alloc[HUGEPAGE_PAGES - 1]); + expect_ptr_eq(&pageslab, ps, "Empty pageslab not evicted."); + + err = test_psset_alloc_reuse(&psset, &alloc[0], PAGE); + expect_true(err, "psset should be empty."); +} +TEST_END + +TEST_BEGIN(test_multi_pageslab) { + bool err; + hpdata_t *ps; + + hpdata_t pageslab[2]; + hpdata_init(&pageslab[0], PAGESLAB_ADDR, PAGESLAB_AGE); + hpdata_init(&pageslab[1], + (void *)((uintptr_t)PAGESLAB_ADDR + HUGEPAGE), + PAGESLAB_AGE + 1); + + edata_t alloc[2][HUGEPAGE_PAGES]; + + psset_t psset; + psset_init(&psset); + + /* Insert both slabs. */ + edata_init_test(&alloc[0][0]); + test_psset_alloc_new(&psset, &pageslab[0], &alloc[0][0], PAGE); + edata_init_test(&alloc[1][0]); + test_psset_alloc_new(&psset, &pageslab[1], &alloc[1][0], PAGE); + + /* Fill them both up; make sure we do so in first-fit order. */ + for (size_t i = 0; i < 2; i++) { + for (size_t j = 1; j < HUGEPAGE_PAGES; j++) { + edata_init_test(&alloc[i][j]); + err = test_psset_alloc_reuse(&psset, &alloc[i][j], PAGE); + expect_false(err, + "Nonempty psset failed page allocation."); + assert_ptr_eq(&pageslab[i], edata_ps_get(&alloc[i][j]), + "Didn't pick pageslabs in first-fit"); + } + } + + /* + * Free up a 2-page hole in the earlier slab, and a 1-page one in the + * later one. We should still pick the later one. + */ + ps = test_psset_dalloc(&psset, &alloc[0][0]); + expect_ptr_null(ps, "Unexpected eviction"); + ps = test_psset_dalloc(&psset, &alloc[0][1]); + expect_ptr_null(ps, "Unexpected eviction"); + ps = test_psset_dalloc(&psset, &alloc[1][0]); + expect_ptr_null(ps, "Unexpected eviction"); + err = test_psset_alloc_reuse(&psset, &alloc[0][0], PAGE); + expect_ptr_eq(&pageslab[1], edata_ps_get(&alloc[0][0]), + "Should have picked the fuller pageslab"); + + /* + * Now both slabs have 1-page holes. Free up a second one in the later + * slab. + */ + ps = test_psset_dalloc(&psset, &alloc[1][1]); + expect_ptr_null(ps, "Unexpected eviction"); + + /* + * We should be able to allocate a 2-page object, even though an earlier + * size class is nonempty. + */ + err = test_psset_alloc_reuse(&psset, &alloc[1][0], 2 * PAGE); + expect_false(err, "Allocation should have succeeded"); +} +TEST_END + +static void +stats_expect_empty(psset_bin_stats_t *stats) { + assert_zu_eq(0, stats->npageslabs, + "Supposedly empty bin had positive npageslabs"); + expect_zu_eq(0, stats->nactive, "Unexpected nonempty bin" + "Supposedly empty bin had positive nactive"); +} + +static void +stats_expect(psset_t *psset, size_t nactive) { + if (nactive == HUGEPAGE_PAGES) { + expect_zu_eq(1, psset->stats.full_slabs[0].npageslabs, + "Expected a full slab"); + expect_zu_eq(HUGEPAGE_PAGES, + psset->stats.full_slabs[0].nactive, + "Should have exactly filled the bin"); + } else { + stats_expect_empty(&psset->stats.full_slabs[0]); + } + size_t ninactive = HUGEPAGE_PAGES - nactive; + pszind_t nonempty_pind = PSSET_NPSIZES; + if (ninactive != 0 && ninactive < HUGEPAGE_PAGES) { + nonempty_pind = sz_psz2ind(sz_psz_quantize_floor( + ninactive << LG_PAGE)); + } + for (pszind_t i = 0; i < PSSET_NPSIZES; i++) { + if (i == nonempty_pind) { + assert_zu_eq(1, + psset->stats.nonfull_slabs[i][0].npageslabs, + "Should have found a slab"); + expect_zu_eq(nactive, + psset->stats.nonfull_slabs[i][0].nactive, + "Mismatch in active pages"); + } else { + stats_expect_empty(&psset->stats.nonfull_slabs[i][0]); + } + } + expect_zu_eq(nactive, psset_nactive(psset), ""); +} + +TEST_BEGIN(test_stats) { + bool err; + + hpdata_t pageslab; + hpdata_init(&pageslab, PAGESLAB_ADDR, PAGESLAB_AGE); + + edata_t alloc[HUGEPAGE_PAGES]; + + psset_t psset; + psset_init(&psset); + stats_expect(&psset, 0); + + edata_init_test(&alloc[0]); + test_psset_alloc_new(&psset, &pageslab, &alloc[0], PAGE); + for (size_t i = 1; i < HUGEPAGE_PAGES; i++) { + stats_expect(&psset, i); + edata_init_test(&alloc[i]); + err = test_psset_alloc_reuse(&psset, &alloc[i], PAGE); + expect_false(err, "Nonempty psset failed page allocation."); + } + stats_expect(&psset, HUGEPAGE_PAGES); + hpdata_t *ps; + for (ssize_t i = HUGEPAGE_PAGES - 1; i >= 0; i--) { + ps = test_psset_dalloc(&psset, &alloc[i]); + expect_true((ps == NULL) == (i != 0), + "test_psset_dalloc should only evict a slab on the last " + "free"); + stats_expect(&psset, i); + } + + test_psset_alloc_new(&psset, &pageslab, &alloc[0], PAGE); + stats_expect(&psset, 1); + psset_update_begin(&psset, &pageslab); + stats_expect(&psset, 0); + psset_update_end(&psset, &pageslab); + stats_expect(&psset, 1); +} +TEST_END + +/* + * Fills in and inserts two pageslabs, with the first better than the second, + * and each fully allocated (into the allocations in allocs and worse_allocs, + * each of which should be HUGEPAGE_PAGES long), except for a single free page + * at the end. + * + * (There's nothing magic about these numbers; it's just useful to share the + * setup between the oldest fit and the insert/remove test). + */ +static void +init_test_pageslabs(psset_t *psset, hpdata_t *pageslab, + hpdata_t *worse_pageslab, edata_t *alloc, edata_t *worse_alloc) { + bool err; + + hpdata_init(pageslab, (void *)(10 * HUGEPAGE), PAGESLAB_AGE); + /* + * This pageslab would be better from an address-first-fit POV, but + * worse from an age POV. + */ + hpdata_init(worse_pageslab, (void *)(9 * HUGEPAGE), PAGESLAB_AGE + 1); + + psset_init(psset); + + edata_init_test(&alloc[0]); + test_psset_alloc_new(psset, pageslab, &alloc[0], PAGE); + for (size_t i = 1; i < HUGEPAGE_PAGES; i++) { + edata_init_test(&alloc[i]); + err = test_psset_alloc_reuse(psset, &alloc[i], PAGE); + expect_false(err, "Nonempty psset failed page allocation."); + expect_ptr_eq(pageslab, edata_ps_get(&alloc[i]), + "Allocated from the wrong pageslab"); + } + + edata_init_test(&worse_alloc[0]); + test_psset_alloc_new(psset, worse_pageslab, &worse_alloc[0], PAGE); + expect_ptr_eq(worse_pageslab, edata_ps_get(&worse_alloc[0]), + "Allocated from the wrong pageslab"); + /* + * Make the two pssets otherwise indistinguishable; all full except for + * a single page. + */ + for (size_t i = 1; i < HUGEPAGE_PAGES - 1; i++) { + edata_init_test(&worse_alloc[i]); + err = test_psset_alloc_reuse(psset, &alloc[i], PAGE); + expect_false(err, "Nonempty psset failed page allocation."); + expect_ptr_eq(worse_pageslab, edata_ps_get(&alloc[i]), + "Allocated from the wrong pageslab"); + } + + /* Deallocate the last page from the older pageslab. */ + hpdata_t *evicted = test_psset_dalloc(psset, + &alloc[HUGEPAGE_PAGES - 1]); + expect_ptr_null(evicted, "Unexpected eviction"); +} + +TEST_BEGIN(test_oldest_fit) { + bool err; + edata_t alloc[HUGEPAGE_PAGES]; + edata_t worse_alloc[HUGEPAGE_PAGES]; + + hpdata_t pageslab; + hpdata_t worse_pageslab; + + psset_t psset; + + init_test_pageslabs(&psset, &pageslab, &worse_pageslab, alloc, + worse_alloc); + + /* The edata should come from the better pageslab. */ + edata_t test_edata; + edata_init_test(&test_edata); + err = test_psset_alloc_reuse(&psset, &test_edata, PAGE); + expect_false(err, "Nonempty psset failed page allocation"); + expect_ptr_eq(&pageslab, edata_ps_get(&test_edata), + "Allocated from the wrong pageslab"); +} +TEST_END + +TEST_BEGIN(test_insert_remove) { + bool err; + hpdata_t *ps; + edata_t alloc[HUGEPAGE_PAGES]; + edata_t worse_alloc[HUGEPAGE_PAGES]; + + hpdata_t pageslab; + hpdata_t worse_pageslab; + + psset_t psset; + + init_test_pageslabs(&psset, &pageslab, &worse_pageslab, alloc, + worse_alloc); + + /* Remove better; should still be able to alloc from worse. */ + psset_update_begin(&psset, &pageslab); + err = test_psset_alloc_reuse(&psset, &worse_alloc[HUGEPAGE_PAGES - 1], + PAGE); + expect_false(err, "Removal should still leave an empty page"); + expect_ptr_eq(&worse_pageslab, + edata_ps_get(&worse_alloc[HUGEPAGE_PAGES - 1]), + "Allocated out of wrong ps"); + + /* + * After deallocating the previous alloc and reinserting better, it + * should be preferred for future allocations. + */ + ps = test_psset_dalloc(&psset, &worse_alloc[HUGEPAGE_PAGES - 1]); + expect_ptr_null(ps, "Incorrect eviction of nonempty pageslab"); + psset_update_end(&psset, &pageslab); + err = test_psset_alloc_reuse(&psset, &alloc[HUGEPAGE_PAGES - 1], PAGE); + expect_false(err, "psset should be nonempty"); + expect_ptr_eq(&pageslab, edata_ps_get(&alloc[HUGEPAGE_PAGES - 1]), + "Removal/reinsertion shouldn't change ordering"); + /* + * After deallocating and removing both, allocations should fail. + */ + ps = test_psset_dalloc(&psset, &alloc[HUGEPAGE_PAGES - 1]); + expect_ptr_null(ps, "Incorrect eviction"); + psset_update_begin(&psset, &pageslab); + psset_update_begin(&psset, &worse_pageslab); + err = test_psset_alloc_reuse(&psset, &alloc[HUGEPAGE_PAGES - 1], PAGE); + expect_true(err, "psset should be empty, but an alloc succeeded"); +} +TEST_END + +TEST_BEGIN(test_purge_prefers_nonhuge) { + /* + * All else being equal, we should prefer purging non-huge pages over + * huge ones for non-empty extents. + */ + + /* Nothing magic about this constant. */ + enum { + NHP = 23, + }; + hpdata_t *hpdata; + + psset_t psset; + psset_init(&psset); + + hpdata_t hpdata_huge[NHP]; + uintptr_t huge_begin = (uintptr_t)&hpdata_huge[0]; + uintptr_t huge_end = (uintptr_t)&hpdata_huge[NHP]; + hpdata_t hpdata_nonhuge[NHP]; + uintptr_t nonhuge_begin = (uintptr_t)&hpdata_nonhuge[0]; + uintptr_t nonhuge_end = (uintptr_t)&hpdata_nonhuge[NHP]; + + for (size_t i = 0; i < NHP; i++) { + hpdata_init(&hpdata_huge[i], (void *)((10 + i) * HUGEPAGE), + 123 + i); + psset_insert(&psset, &hpdata_huge[i]); + + hpdata_init(&hpdata_nonhuge[i], + (void *)((10 + NHP + i) * HUGEPAGE), + 456 + i); + psset_insert(&psset, &hpdata_nonhuge[i]); + + } + for (int i = 0; i < 2 * NHP; i++) { + hpdata = psset_pick_alloc(&psset, HUGEPAGE * 3 / 4); + psset_update_begin(&psset, hpdata); + void *ptr; + ptr = hpdata_reserve_alloc(hpdata, HUGEPAGE * 3 / 4); + /* Ignore the first alloc, which will stick around. */ + (void)ptr; + /* + * The second alloc is to dirty the pages; free it immediately + * after allocating. + */ + ptr = hpdata_reserve_alloc(hpdata, HUGEPAGE / 4); + hpdata_unreserve(hpdata, ptr, HUGEPAGE / 4); + + if (huge_begin <= (uintptr_t)hpdata + && (uintptr_t)hpdata < huge_end) { + hpdata_hugify(hpdata); + } + + hpdata_purge_allowed_set(hpdata, true); + psset_update_end(&psset, hpdata); + } + + /* + * We've got a bunch of 1/8th dirty hpdatas. It should give us all the + * non-huge ones to purge, then all the huge ones, then refuse to purge + * further. + */ + for (int i = 0; i < NHP; i++) { + hpdata = psset_pick_purge(&psset); + assert_true(nonhuge_begin <= (uintptr_t)hpdata + && (uintptr_t)hpdata < nonhuge_end, ""); + psset_update_begin(&psset, hpdata); + test_psset_fake_purge(hpdata); + hpdata_purge_allowed_set(hpdata, false); + psset_update_end(&psset, hpdata); + } + for (int i = 0; i < NHP; i++) { + hpdata = psset_pick_purge(&psset); + expect_true(huge_begin <= (uintptr_t)hpdata + && (uintptr_t)hpdata < huge_end, ""); + psset_update_begin(&psset, hpdata); + hpdata_dehugify(hpdata); + test_psset_fake_purge(hpdata); + hpdata_purge_allowed_set(hpdata, false); + psset_update_end(&psset, hpdata); + } +} +TEST_END + +TEST_BEGIN(test_purge_prefers_empty) { + void *ptr; + + psset_t psset; + psset_init(&psset); + + hpdata_t hpdata_empty; + hpdata_t hpdata_nonempty; + hpdata_init(&hpdata_empty, (void *)(10 * HUGEPAGE), 123); + psset_insert(&psset, &hpdata_empty); + hpdata_init(&hpdata_nonempty, (void *)(11 * HUGEPAGE), 456); + psset_insert(&psset, &hpdata_nonempty); + + psset_update_begin(&psset, &hpdata_empty); + ptr = hpdata_reserve_alloc(&hpdata_empty, PAGE); + expect_ptr_eq(hpdata_addr_get(&hpdata_empty), ptr, ""); + hpdata_unreserve(&hpdata_empty, ptr, PAGE); + hpdata_purge_allowed_set(&hpdata_empty, true); + psset_update_end(&psset, &hpdata_empty); + + psset_update_begin(&psset, &hpdata_nonempty); + ptr = hpdata_reserve_alloc(&hpdata_nonempty, 10 * PAGE); + expect_ptr_eq(hpdata_addr_get(&hpdata_nonempty), ptr, ""); + hpdata_unreserve(&hpdata_nonempty, ptr, 9 * PAGE); + hpdata_purge_allowed_set(&hpdata_nonempty, true); + psset_update_end(&psset, &hpdata_nonempty); + + /* + * The nonempty slab has 9 dirty pages, while the empty one has only 1. + * We should still pick the empty one for purging. + */ + hpdata_t *to_purge = psset_pick_purge(&psset); + expect_ptr_eq(&hpdata_empty, to_purge, ""); +} +TEST_END + +TEST_BEGIN(test_purge_prefers_empty_huge) { + void *ptr; + + psset_t psset; + psset_init(&psset); + + enum {NHP = 10 }; + + hpdata_t hpdata_huge[NHP]; + hpdata_t hpdata_nonhuge[NHP]; + + uintptr_t cur_addr = 100 * HUGEPAGE; + uint64_t cur_age = 123; + for (int i = 0; i < NHP; i++) { + hpdata_init(&hpdata_huge[i], (void *)cur_addr, cur_age); + cur_addr += HUGEPAGE; + cur_age++; + psset_insert(&psset, &hpdata_huge[i]); + + hpdata_init(&hpdata_nonhuge[i], (void *)cur_addr, cur_age); + cur_addr += HUGEPAGE; + cur_age++; + psset_insert(&psset, &hpdata_nonhuge[i]); + + /* + * Make the hpdata_huge[i] fully dirty, empty, purgable, and + * huge. + */ + psset_update_begin(&psset, &hpdata_huge[i]); + ptr = hpdata_reserve_alloc(&hpdata_huge[i], HUGEPAGE); + expect_ptr_eq(hpdata_addr_get(&hpdata_huge[i]), ptr, ""); + hpdata_hugify(&hpdata_huge[i]); + hpdata_unreserve(&hpdata_huge[i], ptr, HUGEPAGE); + hpdata_purge_allowed_set(&hpdata_huge[i], true); + psset_update_end(&psset, &hpdata_huge[i]); + + /* + * Make hpdata_nonhuge[i] fully dirty, empty, purgable, and + * non-huge. + */ + psset_update_begin(&psset, &hpdata_nonhuge[i]); + ptr = hpdata_reserve_alloc(&hpdata_nonhuge[i], HUGEPAGE); + expect_ptr_eq(hpdata_addr_get(&hpdata_nonhuge[i]), ptr, ""); + hpdata_unreserve(&hpdata_nonhuge[i], ptr, HUGEPAGE); + hpdata_purge_allowed_set(&hpdata_nonhuge[i], true); + psset_update_end(&psset, &hpdata_nonhuge[i]); + } + + /* + * We have a bunch of empty slabs, half huge, half nonhuge, inserted in + * alternating order. We should pop all the huge ones before popping + * any of the non-huge ones for purging. + */ + for (int i = 0; i < NHP; i++) { + hpdata_t *to_purge = psset_pick_purge(&psset); + expect_ptr_eq(&hpdata_huge[i], to_purge, ""); + psset_update_begin(&psset, to_purge); + hpdata_purge_allowed_set(to_purge, false); + psset_update_end(&psset, to_purge); + } + for (int i = 0; i < NHP; i++) { + hpdata_t *to_purge = psset_pick_purge(&psset); + expect_ptr_eq(&hpdata_nonhuge[i], to_purge, ""); + psset_update_begin(&psset, to_purge); + hpdata_purge_allowed_set(to_purge, false); + psset_update_end(&psset, to_purge); + } +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_empty, + test_fill, + test_reuse, + test_evict, + test_multi_pageslab, + test_stats, + test_oldest_fit, + test_insert_remove, + test_purge_prefers_nonhuge, + test_purge_prefers_empty, + test_purge_prefers_empty_huge); +} diff --git a/deps/jemalloc/test/unit/ql.c b/deps/jemalloc/test/unit/ql.c new file mode 100644 index 0000000..f913058 --- /dev/null +++ b/deps/jemalloc/test/unit/ql.c @@ -0,0 +1,317 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/ql.h" + +/* Number of ring entries, in [2..26]. */ +#define NENTRIES 9 + +typedef struct list_s list_t; +typedef ql_head(list_t) list_head_t; + +struct list_s { + ql_elm(list_t) link; + char id; +}; + +static void +test_empty_list(list_head_t *head) { + list_t *t; + unsigned i; + + expect_true(ql_empty(head), "Unexpected element for empty list"); + expect_ptr_null(ql_first(head), "Unexpected element for empty list"); + expect_ptr_null(ql_last(head, link), + "Unexpected element for empty list"); + + i = 0; + ql_foreach(t, head, link) { + i++; + } + expect_u_eq(i, 0, "Unexpected element for empty list"); + + i = 0; + ql_reverse_foreach(t, head, link) { + i++; + } + expect_u_eq(i, 0, "Unexpected element for empty list"); +} + +TEST_BEGIN(test_ql_empty) { + list_head_t head; + + ql_new(&head); + test_empty_list(&head); +} +TEST_END + +static void +init_entries(list_t *entries, unsigned nentries) { + unsigned i; + + for (i = 0; i < nentries; i++) { + entries[i].id = 'a' + i; + ql_elm_new(&entries[i], link); + } +} + +static void +test_entries_list(list_head_t *head, list_t *entries, unsigned nentries) { + list_t *t; + unsigned i; + + expect_false(ql_empty(head), "List should not be empty"); + expect_c_eq(ql_first(head)->id, entries[0].id, "Element id mismatch"); + expect_c_eq(ql_last(head, link)->id, entries[nentries-1].id, + "Element id mismatch"); + + i = 0; + ql_foreach(t, head, link) { + expect_c_eq(t->id, entries[i].id, "Element id mismatch"); + i++; + } + + i = 0; + ql_reverse_foreach(t, head, link) { + expect_c_eq(t->id, entries[nentries-i-1].id, + "Element id mismatch"); + i++; + } + + for (i = 0; i < nentries-1; i++) { + t = ql_next(head, &entries[i], link); + expect_c_eq(t->id, entries[i+1].id, "Element id mismatch"); + } + expect_ptr_null(ql_next(head, &entries[nentries-1], link), + "Unexpected element"); + + expect_ptr_null(ql_prev(head, &entries[0], link), "Unexpected element"); + for (i = 1; i < nentries; i++) { + t = ql_prev(head, &entries[i], link); + expect_c_eq(t->id, entries[i-1].id, "Element id mismatch"); + } +} + +TEST_BEGIN(test_ql_tail_insert) { + list_head_t head; + list_t entries[NENTRIES]; + unsigned i; + + ql_new(&head); + init_entries(entries, sizeof(entries)/sizeof(list_t)); + for (i = 0; i < NENTRIES; i++) { + ql_tail_insert(&head, &entries[i], link); + } + + test_entries_list(&head, entries, NENTRIES); +} +TEST_END + +TEST_BEGIN(test_ql_tail_remove) { + list_head_t head; + list_t entries[NENTRIES]; + unsigned i; + + ql_new(&head); + init_entries(entries, sizeof(entries)/sizeof(list_t)); + for (i = 0; i < NENTRIES; i++) { + ql_tail_insert(&head, &entries[i], link); + } + + for (i = 0; i < NENTRIES; i++) { + test_entries_list(&head, entries, NENTRIES-i); + ql_tail_remove(&head, list_t, link); + } + test_empty_list(&head); +} +TEST_END + +TEST_BEGIN(test_ql_head_insert) { + list_head_t head; + list_t entries[NENTRIES]; + unsigned i; + + ql_new(&head); + init_entries(entries, sizeof(entries)/sizeof(list_t)); + for (i = 0; i < NENTRIES; i++) { + ql_head_insert(&head, &entries[NENTRIES-i-1], link); + } + + test_entries_list(&head, entries, NENTRIES); +} +TEST_END + +TEST_BEGIN(test_ql_head_remove) { + list_head_t head; + list_t entries[NENTRIES]; + unsigned i; + + ql_new(&head); + init_entries(entries, sizeof(entries)/sizeof(list_t)); + for (i = 0; i < NENTRIES; i++) { + ql_head_insert(&head, &entries[NENTRIES-i-1], link); + } + + for (i = 0; i < NENTRIES; i++) { + test_entries_list(&head, &entries[i], NENTRIES-i); + ql_head_remove(&head, list_t, link); + } + test_empty_list(&head); +} +TEST_END + +TEST_BEGIN(test_ql_insert) { + list_head_t head; + list_t entries[8]; + list_t *a, *b, *c, *d, *e, *f, *g, *h; + + ql_new(&head); + init_entries(entries, sizeof(entries)/sizeof(list_t)); + a = &entries[0]; + b = &entries[1]; + c = &entries[2]; + d = &entries[3]; + e = &entries[4]; + f = &entries[5]; + g = &entries[6]; + h = &entries[7]; + + /* + * ql_remove(), ql_before_insert(), and ql_after_insert() are used + * internally by other macros that are already tested, so there's no + * need to test them completely. However, insertion/deletion from the + * middle of lists is not otherwise tested; do so here. + */ + ql_tail_insert(&head, f, link); + ql_before_insert(&head, f, b, link); + ql_before_insert(&head, f, c, link); + ql_after_insert(f, h, link); + ql_after_insert(f, g, link); + ql_before_insert(&head, b, a, link); + ql_after_insert(c, d, link); + ql_before_insert(&head, f, e, link); + + test_entries_list(&head, entries, sizeof(entries)/sizeof(list_t)); +} +TEST_END + +static void +test_concat_split_entries(list_t *entries, unsigned nentries_a, + unsigned nentries_b) { + init_entries(entries, nentries_a + nentries_b); + + list_head_t head_a; + ql_new(&head_a); + for (unsigned i = 0; i < nentries_a; i++) { + ql_tail_insert(&head_a, &entries[i], link); + } + if (nentries_a == 0) { + test_empty_list(&head_a); + } else { + test_entries_list(&head_a, entries, nentries_a); + } + + list_head_t head_b; + ql_new(&head_b); + for (unsigned i = 0; i < nentries_b; i++) { + ql_tail_insert(&head_b, &entries[nentries_a + i], link); + } + if (nentries_b == 0) { + test_empty_list(&head_b); + } else { + test_entries_list(&head_b, entries + nentries_a, nentries_b); + } + + ql_concat(&head_a, &head_b, link); + if (nentries_a + nentries_b == 0) { + test_empty_list(&head_a); + } else { + test_entries_list(&head_a, entries, nentries_a + nentries_b); + } + test_empty_list(&head_b); + + if (nentries_b == 0) { + return; + } + + list_head_t head_c; + ql_split(&head_a, &entries[nentries_a], &head_c, link); + if (nentries_a == 0) { + test_empty_list(&head_a); + } else { + test_entries_list(&head_a, entries, nentries_a); + } + test_entries_list(&head_c, entries + nentries_a, nentries_b); +} + +TEST_BEGIN(test_ql_concat_split) { + list_t entries[NENTRIES]; + + test_concat_split_entries(entries, 0, 0); + + test_concat_split_entries(entries, 0, 1); + test_concat_split_entries(entries, 1, 0); + + test_concat_split_entries(entries, 0, NENTRIES); + test_concat_split_entries(entries, 1, NENTRIES - 1); + test_concat_split_entries(entries, NENTRIES / 2, + NENTRIES - NENTRIES / 2); + test_concat_split_entries(entries, NENTRIES - 1, 1); + test_concat_split_entries(entries, NENTRIES, 0); +} +TEST_END + +TEST_BEGIN(test_ql_rotate) { + list_head_t head; + list_t entries[NENTRIES]; + unsigned i; + + ql_new(&head); + init_entries(entries, sizeof(entries)/sizeof(list_t)); + for (i = 0; i < NENTRIES; i++) { + ql_tail_insert(&head, &entries[i], link); + } + + char head_id = ql_first(&head)->id; + for (i = 0; i < NENTRIES; i++) { + assert_c_eq(ql_first(&head)->id, head_id, ""); + ql_rotate(&head, link); + assert_c_eq(ql_last(&head, link)->id, head_id, ""); + head_id++; + } + test_entries_list(&head, entries, NENTRIES); +} +TEST_END + +TEST_BEGIN(test_ql_move) { + list_head_t head_dest, head_src; + list_t entries[NENTRIES]; + unsigned i; + + ql_new(&head_src); + ql_move(&head_dest, &head_src); + test_empty_list(&head_src); + test_empty_list(&head_dest); + + init_entries(entries, sizeof(entries)/sizeof(list_t)); + for (i = 0; i < NENTRIES; i++) { + ql_tail_insert(&head_src, &entries[i], link); + } + ql_move(&head_dest, &head_src); + test_empty_list(&head_src); + test_entries_list(&head_dest, entries, NENTRIES); +} +TEST_END + +int +main(void) { + return test( + test_ql_empty, + test_ql_tail_insert, + test_ql_tail_remove, + test_ql_head_insert, + test_ql_head_remove, + test_ql_insert, + test_ql_concat_split, + test_ql_rotate, + test_ql_move); +} diff --git a/deps/jemalloc/test/unit/qr.c b/deps/jemalloc/test/unit/qr.c new file mode 100644 index 0000000..16eed0e --- /dev/null +++ b/deps/jemalloc/test/unit/qr.c @@ -0,0 +1,243 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/qr.h" + +/* Number of ring entries, in [2..26]. */ +#define NENTRIES 9 +/* Split index, in [1..NENTRIES). */ +#define SPLIT_INDEX 5 + +typedef struct ring_s ring_t; + +struct ring_s { + qr(ring_t) link; + char id; +}; + +static void +init_entries(ring_t *entries) { + unsigned i; + + for (i = 0; i < NENTRIES; i++) { + qr_new(&entries[i], link); + entries[i].id = 'a' + i; + } +} + +static void +test_independent_entries(ring_t *entries) { + ring_t *t; + unsigned i, j; + + for (i = 0; i < NENTRIES; i++) { + j = 0; + qr_foreach(t, &entries[i], link) { + j++; + } + expect_u_eq(j, 1, + "Iteration over single-element ring should visit precisely " + "one element"); + } + for (i = 0; i < NENTRIES; i++) { + j = 0; + qr_reverse_foreach(t, &entries[i], link) { + j++; + } + expect_u_eq(j, 1, + "Iteration over single-element ring should visit precisely " + "one element"); + } + for (i = 0; i < NENTRIES; i++) { + t = qr_next(&entries[i], link); + expect_ptr_eq(t, &entries[i], + "Next element in single-element ring should be same as " + "current element"); + } + for (i = 0; i < NENTRIES; i++) { + t = qr_prev(&entries[i], link); + expect_ptr_eq(t, &entries[i], + "Previous element in single-element ring should be same as " + "current element"); + } +} + +TEST_BEGIN(test_qr_one) { + ring_t entries[NENTRIES]; + + init_entries(entries); + test_independent_entries(entries); +} +TEST_END + +static void +test_entries_ring(ring_t *entries) { + ring_t *t; + unsigned i, j; + + for (i = 0; i < NENTRIES; i++) { + j = 0; + qr_foreach(t, &entries[i], link) { + expect_c_eq(t->id, entries[(i+j) % NENTRIES].id, + "Element id mismatch"); + j++; + } + } + for (i = 0; i < NENTRIES; i++) { + j = 0; + qr_reverse_foreach(t, &entries[i], link) { + expect_c_eq(t->id, entries[(NENTRIES+i-j-1) % + NENTRIES].id, "Element id mismatch"); + j++; + } + } + for (i = 0; i < NENTRIES; i++) { + t = qr_next(&entries[i], link); + expect_c_eq(t->id, entries[(i+1) % NENTRIES].id, + "Element id mismatch"); + } + for (i = 0; i < NENTRIES; i++) { + t = qr_prev(&entries[i], link); + expect_c_eq(t->id, entries[(NENTRIES+i-1) % NENTRIES].id, + "Element id mismatch"); + } +} + +TEST_BEGIN(test_qr_after_insert) { + ring_t entries[NENTRIES]; + unsigned i; + + init_entries(entries); + for (i = 1; i < NENTRIES; i++) { + qr_after_insert(&entries[i - 1], &entries[i], link); + } + test_entries_ring(entries); +} +TEST_END + +TEST_BEGIN(test_qr_remove) { + ring_t entries[NENTRIES]; + ring_t *t; + unsigned i, j; + + init_entries(entries); + for (i = 1; i < NENTRIES; i++) { + qr_after_insert(&entries[i - 1], &entries[i], link); + } + + for (i = 0; i < NENTRIES; i++) { + j = 0; + qr_foreach(t, &entries[i], link) { + expect_c_eq(t->id, entries[i+j].id, + "Element id mismatch"); + j++; + } + j = 0; + qr_reverse_foreach(t, &entries[i], link) { + expect_c_eq(t->id, entries[NENTRIES - 1 - j].id, + "Element id mismatch"); + j++; + } + qr_remove(&entries[i], link); + } + test_independent_entries(entries); +} +TEST_END + +TEST_BEGIN(test_qr_before_insert) { + ring_t entries[NENTRIES]; + ring_t *t; + unsigned i, j; + + init_entries(entries); + for (i = 1; i < NENTRIES; i++) { + qr_before_insert(&entries[i - 1], &entries[i], link); + } + for (i = 0; i < NENTRIES; i++) { + j = 0; + qr_foreach(t, &entries[i], link) { + expect_c_eq(t->id, entries[(NENTRIES+i-j) % + NENTRIES].id, "Element id mismatch"); + j++; + } + } + for (i = 0; i < NENTRIES; i++) { + j = 0; + qr_reverse_foreach(t, &entries[i], link) { + expect_c_eq(t->id, entries[(i+j+1) % NENTRIES].id, + "Element id mismatch"); + j++; + } + } + for (i = 0; i < NENTRIES; i++) { + t = qr_next(&entries[i], link); + expect_c_eq(t->id, entries[(NENTRIES+i-1) % NENTRIES].id, + "Element id mismatch"); + } + for (i = 0; i < NENTRIES; i++) { + t = qr_prev(&entries[i], link); + expect_c_eq(t->id, entries[(i+1) % NENTRIES].id, + "Element id mismatch"); + } +} +TEST_END + +static void +test_split_entries(ring_t *entries) { + ring_t *t; + unsigned i, j; + + for (i = 0; i < NENTRIES; i++) { + j = 0; + qr_foreach(t, &entries[i], link) { + if (i < SPLIT_INDEX) { + expect_c_eq(t->id, + entries[(i+j) % SPLIT_INDEX].id, + "Element id mismatch"); + } else { + expect_c_eq(t->id, entries[(i+j-SPLIT_INDEX) % + (NENTRIES-SPLIT_INDEX) + SPLIT_INDEX].id, + "Element id mismatch"); + } + j++; + } + } +} + +TEST_BEGIN(test_qr_meld_split) { + ring_t entries[NENTRIES]; + unsigned i; + + init_entries(entries); + for (i = 1; i < NENTRIES; i++) { + qr_after_insert(&entries[i - 1], &entries[i], link); + } + + qr_split(&entries[0], &entries[SPLIT_INDEX], link); + test_split_entries(entries); + + qr_meld(&entries[0], &entries[SPLIT_INDEX], link); + test_entries_ring(entries); + + qr_meld(&entries[0], &entries[SPLIT_INDEX], link); + test_split_entries(entries); + + qr_split(&entries[0], &entries[SPLIT_INDEX], link); + test_entries_ring(entries); + + qr_split(&entries[0], &entries[0], link); + test_entries_ring(entries); + + qr_meld(&entries[0], &entries[0], link); + test_entries_ring(entries); +} +TEST_END + +int +main(void) { + return test( + test_qr_one, + test_qr_after_insert, + test_qr_remove, + test_qr_before_insert, + test_qr_meld_split); +} diff --git a/deps/jemalloc/test/unit/rb.c b/deps/jemalloc/test/unit/rb.c new file mode 100644 index 0000000..827ec51 --- /dev/null +++ b/deps/jemalloc/test/unit/rb.c @@ -0,0 +1,1019 @@ +#include "test/jemalloc_test.h" + +#include + +#include "jemalloc/internal/rb.h" + +#define rbtn_black_height(a_type, a_field, a_rbt, r_height) do { \ + a_type *rbp_bh_t; \ + for (rbp_bh_t = (a_rbt)->rbt_root, (r_height) = 0; rbp_bh_t != \ + NULL; rbp_bh_t = rbtn_left_get(a_type, a_field, \ + rbp_bh_t)) { \ + if (!rbtn_red_get(a_type, a_field, rbp_bh_t)) { \ + (r_height)++; \ + } \ + } \ +} while (0) + +static bool summarize_always_returns_true = false; + +typedef struct node_s node_t; +struct node_s { +#define NODE_MAGIC 0x9823af7e + uint32_t magic; + rb_node(node_t) link; + /* Order used by nodes. */ + uint64_t key; + /* + * Our made-up summary property is "specialness", with summarization + * taking the max. + */ + uint64_t specialness; + + /* + * Used by some of the test randomization to avoid double-removing + * nodes. + */ + bool mid_remove; + + /* + * To test searching functionality, we want to temporarily weaken the + * ordering to allow non-equal nodes that nevertheless compare equal. + */ + bool allow_duplicates; + + /* + * In check_consistency, it's handy to know a node's rank in the tree; + * this tracks it (but only there; not all tests use this). + */ + int rank; + int filtered_rank; + + /* + * Replicate the internal structure of the tree, to make sure the + * implementation doesn't miss any updates. + */ + const node_t *summary_lchild; + const node_t *summary_rchild; + uint64_t summary_max_specialness; +}; + +static int +node_cmp(const node_t *a, const node_t *b) { + int ret; + + expect_u32_eq(a->magic, NODE_MAGIC, "Bad magic"); + expect_u32_eq(b->magic, NODE_MAGIC, "Bad magic"); + + ret = (a->key > b->key) - (a->key < b->key); + if (ret == 0 && !a->allow_duplicates) { + /* + * Duplicates are not allowed in the tree, so force an + * arbitrary ordering for non-identical items with equal keys, + * unless the user is searching and wants to allow the + * duplicate. + */ + ret = (((uintptr_t)a) > ((uintptr_t)b)) + - (((uintptr_t)a) < ((uintptr_t)b)); + } + return ret; +} + +static uint64_t +node_subtree_specialness(node_t *n, const node_t *lchild, + const node_t *rchild) { + uint64_t subtree_specialness = n->specialness; + if (lchild != NULL + && lchild->summary_max_specialness > subtree_specialness) { + subtree_specialness = lchild->summary_max_specialness; + } + if (rchild != NULL + && rchild->summary_max_specialness > subtree_specialness) { + subtree_specialness = rchild->summary_max_specialness; + } + return subtree_specialness; +} + +static bool +node_summarize(node_t *a, const node_t *lchild, const node_t *rchild) { + uint64_t new_summary_max_specialness = node_subtree_specialness( + a, lchild, rchild); + bool changed = (a->summary_lchild != lchild) + || (a->summary_rchild != rchild) + || (new_summary_max_specialness != a->summary_max_specialness); + a->summary_max_specialness = new_summary_max_specialness; + a->summary_lchild = lchild; + a->summary_rchild = rchild; + return changed || summarize_always_returns_true; +} + +typedef rb_tree(node_t) tree_t; +rb_summarized_proto(static, tree_, tree_t, node_t); +rb_summarized_gen(static, tree_, tree_t, node_t, link, node_cmp, + node_summarize); + +static bool +specialness_filter_node(void *ctx, node_t *node) { + uint64_t specialness = *(uint64_t *)ctx; + return node->specialness >= specialness; +} + +static bool +specialness_filter_subtree(void *ctx, node_t *node) { + uint64_t specialness = *(uint64_t *)ctx; + return node->summary_max_specialness >= specialness; +} + +static node_t * +tree_iterate_cb(tree_t *tree, node_t *node, void *data) { + unsigned *i = (unsigned *)data; + node_t *search_node; + + expect_u32_eq(node->magic, NODE_MAGIC, "Bad magic"); + + /* Test rb_search(). */ + search_node = tree_search(tree, node); + expect_ptr_eq(search_node, node, + "tree_search() returned unexpected node"); + + /* Test rb_nsearch(). */ + search_node = tree_nsearch(tree, node); + expect_ptr_eq(search_node, node, + "tree_nsearch() returned unexpected node"); + + /* Test rb_psearch(). */ + search_node = tree_psearch(tree, node); + expect_ptr_eq(search_node, node, + "tree_psearch() returned unexpected node"); + + (*i)++; + + return NULL; +} + +TEST_BEGIN(test_rb_empty) { + tree_t tree; + node_t key; + + tree_new(&tree); + + expect_true(tree_empty(&tree), "Tree should be empty"); + expect_ptr_null(tree_first(&tree), "Unexpected node"); + expect_ptr_null(tree_last(&tree), "Unexpected node"); + + key.key = 0; + key.magic = NODE_MAGIC; + expect_ptr_null(tree_search(&tree, &key), "Unexpected node"); + + key.key = 0; + key.magic = NODE_MAGIC; + expect_ptr_null(tree_nsearch(&tree, &key), "Unexpected node"); + + key.key = 0; + key.magic = NODE_MAGIC; + expect_ptr_null(tree_psearch(&tree, &key), "Unexpected node"); + + unsigned nodes = 0; + tree_iter_filtered(&tree, NULL, &tree_iterate_cb, + &nodes, &specialness_filter_node, &specialness_filter_subtree, + NULL); + expect_u_eq(0, nodes, ""); + + nodes = 0; + tree_reverse_iter_filtered(&tree, NULL, &tree_iterate_cb, + &nodes, &specialness_filter_node, &specialness_filter_subtree, + NULL); + expect_u_eq(0, nodes, ""); + + expect_ptr_null(tree_first_filtered(&tree, &specialness_filter_node, + &specialness_filter_subtree, NULL), ""); + expect_ptr_null(tree_last_filtered(&tree, &specialness_filter_node, + &specialness_filter_subtree, NULL), ""); + + key.key = 0; + key.magic = NODE_MAGIC; + expect_ptr_null(tree_search_filtered(&tree, &key, + &specialness_filter_node, &specialness_filter_subtree, NULL), ""); + expect_ptr_null(tree_nsearch_filtered(&tree, &key, + &specialness_filter_node, &specialness_filter_subtree, NULL), ""); + expect_ptr_null(tree_psearch_filtered(&tree, &key, + &specialness_filter_node, &specialness_filter_subtree, NULL), ""); +} +TEST_END + +static unsigned +tree_recurse(node_t *node, unsigned black_height, unsigned black_depth) { + unsigned ret = 0; + node_t *left_node; + node_t *right_node; + + if (node == NULL) { + return ret; + } + + left_node = rbtn_left_get(node_t, link, node); + right_node = rbtn_right_get(node_t, link, node); + + expect_ptr_eq(left_node, node->summary_lchild, + "summary missed a tree update"); + expect_ptr_eq(right_node, node->summary_rchild, + "summary missed a tree update"); + + uint64_t expected_subtree_specialness = node_subtree_specialness(node, + left_node, right_node); + expect_u64_eq(expected_subtree_specialness, + node->summary_max_specialness, "Incorrect summary"); + + if (!rbtn_red_get(node_t, link, node)) { + black_depth++; + } + + /* Red nodes must be interleaved with black nodes. */ + if (rbtn_red_get(node_t, link, node)) { + if (left_node != NULL) { + expect_false(rbtn_red_get(node_t, link, left_node), + "Node should be black"); + } + if (right_node != NULL) { + expect_false(rbtn_red_get(node_t, link, right_node), + "Node should be black"); + } + } + + /* Self. */ + expect_u32_eq(node->magic, NODE_MAGIC, "Bad magic"); + + /* Left subtree. */ + if (left_node != NULL) { + ret += tree_recurse(left_node, black_height, black_depth); + } else { + ret += (black_depth != black_height); + } + + /* Right subtree. */ + if (right_node != NULL) { + ret += tree_recurse(right_node, black_height, black_depth); + } else { + ret += (black_depth != black_height); + } + + return ret; +} + +static unsigned +tree_iterate(tree_t *tree) { + unsigned i; + + i = 0; + tree_iter(tree, NULL, tree_iterate_cb, (void *)&i); + + return i; +} + +static unsigned +tree_iterate_reverse(tree_t *tree) { + unsigned i; + + i = 0; + tree_reverse_iter(tree, NULL, tree_iterate_cb, (void *)&i); + + return i; +} + +static void +node_remove(tree_t *tree, node_t *node, unsigned nnodes) { + node_t *search_node; + unsigned black_height, imbalances; + + tree_remove(tree, node); + + /* Test rb_nsearch(). */ + search_node = tree_nsearch(tree, node); + if (search_node != NULL) { + expect_u64_ge(search_node->key, node->key, + "Key ordering error"); + } + + /* Test rb_psearch(). */ + search_node = tree_psearch(tree, node); + if (search_node != NULL) { + expect_u64_le(search_node->key, node->key, + "Key ordering error"); + } + + node->magic = 0; + + rbtn_black_height(node_t, link, tree, black_height); + imbalances = tree_recurse(tree->rbt_root, black_height, 0); + expect_u_eq(imbalances, 0, "Tree is unbalanced"); + expect_u_eq(tree_iterate(tree), nnodes-1, + "Unexpected node iteration count"); + expect_u_eq(tree_iterate_reverse(tree), nnodes-1, + "Unexpected node iteration count"); +} + +static node_t * +remove_iterate_cb(tree_t *tree, node_t *node, void *data) { + unsigned *nnodes = (unsigned *)data; + node_t *ret = tree_next(tree, node); + + node_remove(tree, node, *nnodes); + + return ret; +} + +static node_t * +remove_reverse_iterate_cb(tree_t *tree, node_t *node, void *data) { + unsigned *nnodes = (unsigned *)data; + node_t *ret = tree_prev(tree, node); + + node_remove(tree, node, *nnodes); + + return ret; +} + +static void +destroy_cb(node_t *node, void *data) { + unsigned *nnodes = (unsigned *)data; + + expect_u_gt(*nnodes, 0, "Destruction removed too many nodes"); + (*nnodes)--; +} + +TEST_BEGIN(test_rb_random) { + enum { + NNODES = 25, + NBAGS = 500, + SEED = 42 + }; + sfmt_t *sfmt; + uint64_t bag[NNODES]; + tree_t tree; + node_t nodes[NNODES]; + unsigned i, j, k, black_height, imbalances; + + sfmt = init_gen_rand(SEED); + for (i = 0; i < NBAGS; i++) { + switch (i) { + case 0: + /* Insert in order. */ + for (j = 0; j < NNODES; j++) { + bag[j] = j; + } + break; + case 1: + /* Insert in reverse order. */ + for (j = 0; j < NNODES; j++) { + bag[j] = NNODES - j - 1; + } + break; + default: + for (j = 0; j < NNODES; j++) { + bag[j] = gen_rand64_range(sfmt, NNODES); + } + } + + /* + * We alternate test behavior with a period of 2 here, and a + * period of 5 down below, so there's no cycle in which certain + * combinations get omitted. + */ + summarize_always_returns_true = (i % 2 == 0); + + for (j = 1; j <= NNODES; j++) { + /* Initialize tree and nodes. */ + tree_new(&tree); + for (k = 0; k < j; k++) { + nodes[k].magic = NODE_MAGIC; + nodes[k].key = bag[k]; + nodes[k].specialness = gen_rand64_range(sfmt, + NNODES); + nodes[k].mid_remove = false; + nodes[k].allow_duplicates = false; + nodes[k].summary_lchild = NULL; + nodes[k].summary_rchild = NULL; + nodes[k].summary_max_specialness = 0; + } + + /* Insert nodes. */ + for (k = 0; k < j; k++) { + tree_insert(&tree, &nodes[k]); + + rbtn_black_height(node_t, link, &tree, + black_height); + imbalances = tree_recurse(tree.rbt_root, + black_height, 0); + expect_u_eq(imbalances, 0, + "Tree is unbalanced"); + + expect_u_eq(tree_iterate(&tree), k+1, + "Unexpected node iteration count"); + expect_u_eq(tree_iterate_reverse(&tree), k+1, + "Unexpected node iteration count"); + + expect_false(tree_empty(&tree), + "Tree should not be empty"); + expect_ptr_not_null(tree_first(&tree), + "Tree should not be empty"); + expect_ptr_not_null(tree_last(&tree), + "Tree should not be empty"); + + tree_next(&tree, &nodes[k]); + tree_prev(&tree, &nodes[k]); + } + + /* Remove nodes. */ + switch (i % 5) { + case 0: + for (k = 0; k < j; k++) { + node_remove(&tree, &nodes[k], j - k); + } + break; + case 1: + for (k = j; k > 0; k--) { + node_remove(&tree, &nodes[k-1], k); + } + break; + case 2: { + node_t *start; + unsigned nnodes = j; + + start = NULL; + do { + start = tree_iter(&tree, start, + remove_iterate_cb, (void *)&nnodes); + nnodes--; + } while (start != NULL); + expect_u_eq(nnodes, 0, + "Removal terminated early"); + break; + } case 3: { + node_t *start; + unsigned nnodes = j; + + start = NULL; + do { + start = tree_reverse_iter(&tree, start, + remove_reverse_iterate_cb, + (void *)&nnodes); + nnodes--; + } while (start != NULL); + expect_u_eq(nnodes, 0, + "Removal terminated early"); + break; + } case 4: { + unsigned nnodes = j; + tree_destroy(&tree, destroy_cb, &nnodes); + expect_u_eq(nnodes, 0, + "Destruction terminated early"); + break; + } default: + not_reached(); + } + } + } + fini_gen_rand(sfmt); +} +TEST_END + +static void +expect_simple_consistency(tree_t *tree, uint64_t specialness, + bool expected_empty, node_t *expected_first, node_t *expected_last) { + bool empty; + node_t *first; + node_t *last; + + empty = tree_empty_filtered(tree, &specialness_filter_node, + &specialness_filter_subtree, &specialness); + expect_b_eq(expected_empty, empty, ""); + + first = tree_first_filtered(tree, + &specialness_filter_node, &specialness_filter_subtree, + (void *)&specialness); + expect_ptr_eq(expected_first, first, ""); + + last = tree_last_filtered(tree, + &specialness_filter_node, &specialness_filter_subtree, + (void *)&specialness); + expect_ptr_eq(expected_last, last, ""); +} + +TEST_BEGIN(test_rb_filter_simple) { + enum {FILTER_NODES = 10}; + node_t nodes[FILTER_NODES]; + for (unsigned i = 0; i < FILTER_NODES; i++) { + nodes[i].magic = NODE_MAGIC; + nodes[i].key = i; + if (i == 0) { + nodes[i].specialness = 0; + } else { + nodes[i].specialness = ffs_u(i); + } + nodes[i].mid_remove = false; + nodes[i].allow_duplicates = false; + nodes[i].summary_lchild = NULL; + nodes[i].summary_rchild = NULL; + nodes[i].summary_max_specialness = 0; + } + + summarize_always_returns_true = false; + + tree_t tree; + tree_new(&tree); + + /* Should be empty */ + expect_simple_consistency(&tree, /* specialness */ 0, /* empty */ true, + /* first */ NULL, /* last */ NULL); + + /* Fill in just the odd nodes. */ + for (int i = 1; i < FILTER_NODES; i += 2) { + tree_insert(&tree, &nodes[i]); + } + + /* A search for an odd node should succeed. */ + expect_simple_consistency(&tree, /* specialness */ 0, /* empty */ false, + /* first */ &nodes[1], /* last */ &nodes[9]); + + /* But a search for an even one should fail. */ + expect_simple_consistency(&tree, /* specialness */ 1, /* empty */ true, + /* first */ NULL, /* last */ NULL); + + /* Now we add an even. */ + tree_insert(&tree, &nodes[4]); + expect_simple_consistency(&tree, /* specialness */ 1, /* empty */ false, + /* first */ &nodes[4], /* last */ &nodes[4]); + + /* A smaller even, and a larger even. */ + tree_insert(&tree, &nodes[2]); + tree_insert(&tree, &nodes[8]); + + /* + * A first-search (resp. last-search) for an even should switch to the + * lower (higher) one, now that it's been added. + */ + expect_simple_consistency(&tree, /* specialness */ 1, /* empty */ false, + /* first */ &nodes[2], /* last */ &nodes[8]); + + /* + * If we remove 2, a first-search we should go back to 4, while a + * last-search should remain unchanged. + */ + tree_remove(&tree, &nodes[2]); + expect_simple_consistency(&tree, /* specialness */ 1, /* empty */ false, + /* first */ &nodes[4], /* last */ &nodes[8]); + + /* Reinsert 2, then find it again. */ + tree_insert(&tree, &nodes[2]); + expect_simple_consistency(&tree, /* specialness */ 1, /* empty */ false, + /* first */ &nodes[2], /* last */ &nodes[8]); + + /* Searching for a multiple of 4 should not have changed. */ + expect_simple_consistency(&tree, /* specialness */ 2, /* empty */ false, + /* first */ &nodes[4], /* last */ &nodes[8]); + + /* And a multiple of 8 */ + expect_simple_consistency(&tree, /* specialness */ 3, /* empty */ false, + /* first */ &nodes[8], /* last */ &nodes[8]); + + /* But not a multiple of 16 */ + expect_simple_consistency(&tree, /* specialness */ 4, /* empty */ true, + /* first */ NULL, /* last */ NULL); +} +TEST_END + +typedef struct iter_ctx_s iter_ctx_t; +struct iter_ctx_s { + int ncalls; + node_t *last_node; + + int ncalls_max; + bool forward; +}; + +static node_t * +tree_iterate_filtered_cb(tree_t *tree, node_t *node, void *arg) { + iter_ctx_t *ctx = (iter_ctx_t *)arg; + ctx->ncalls++; + expect_u64_ge(node->specialness, 1, + "Should only invoke cb on nodes that pass the filter"); + if (ctx->last_node != NULL) { + if (ctx->forward) { + expect_d_lt(node_cmp(ctx->last_node, node), 0, + "Incorrect iteration order"); + } else { + expect_d_gt(node_cmp(ctx->last_node, node), 0, + "Incorrect iteration order"); + } + } + ctx->last_node = node; + if (ctx->ncalls == ctx->ncalls_max) { + return node; + } + return NULL; +} + +static int +qsort_node_cmp(const void *ap, const void *bp) { + node_t *a = *(node_t **)ap; + node_t *b = *(node_t **)bp; + return node_cmp(a, b); +} + +#define UPDATE_TEST_MAX 100 +static void +check_consistency(tree_t *tree, node_t nodes[UPDATE_TEST_MAX], int nnodes) { + uint64_t specialness = 1; + + bool empty; + bool real_empty = true; + node_t *first; + node_t *real_first = NULL; + node_t *last; + node_t *real_last = NULL; + for (int i = 0; i < nnodes; i++) { + if (nodes[i].specialness >= specialness) { + real_empty = false; + if (real_first == NULL + || node_cmp(&nodes[i], real_first) < 0) { + real_first = &nodes[i]; + } + if (real_last == NULL + || node_cmp(&nodes[i], real_last) > 0) { + real_last = &nodes[i]; + } + } + } + + empty = tree_empty_filtered(tree, &specialness_filter_node, + &specialness_filter_subtree, &specialness); + expect_b_eq(real_empty, empty, ""); + + first = tree_first_filtered(tree, &specialness_filter_node, + &specialness_filter_subtree, &specialness); + expect_ptr_eq(real_first, first, ""); + + last = tree_last_filtered(tree, &specialness_filter_node, + &specialness_filter_subtree, &specialness); + expect_ptr_eq(real_last, last, ""); + + for (int i = 0; i < nnodes; i++) { + node_t *next_filtered; + node_t *real_next_filtered = NULL; + node_t *prev_filtered; + node_t *real_prev_filtered = NULL; + for (int j = 0; j < nnodes; j++) { + if (nodes[j].specialness < specialness) { + continue; + } + if (node_cmp(&nodes[j], &nodes[i]) < 0 + && (real_prev_filtered == NULL + || node_cmp(&nodes[j], real_prev_filtered) > 0)) { + real_prev_filtered = &nodes[j]; + } + if (node_cmp(&nodes[j], &nodes[i]) > 0 + && (real_next_filtered == NULL + || node_cmp(&nodes[j], real_next_filtered) < 0)) { + real_next_filtered = &nodes[j]; + } + } + next_filtered = tree_next_filtered(tree, &nodes[i], + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_next_filtered, next_filtered, ""); + + prev_filtered = tree_prev_filtered(tree, &nodes[i], + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_prev_filtered, prev_filtered, ""); + + node_t *search_filtered; + node_t *real_search_filtered; + node_t *nsearch_filtered; + node_t *real_nsearch_filtered; + node_t *psearch_filtered; + node_t *real_psearch_filtered; + + /* + * search, nsearch, psearch from a node before nodes[i] in the + * ordering. + */ + node_t before; + before.magic = NODE_MAGIC; + before.key = nodes[i].key - 1; + before.allow_duplicates = false; + real_search_filtered = NULL; + search_filtered = tree_search_filtered(tree, &before, + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_search_filtered, search_filtered, ""); + + real_nsearch_filtered = (nodes[i].specialness >= specialness ? + &nodes[i] : real_next_filtered); + nsearch_filtered = tree_nsearch_filtered(tree, &before, + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_nsearch_filtered, nsearch_filtered, ""); + + real_psearch_filtered = real_prev_filtered; + psearch_filtered = tree_psearch_filtered(tree, &before, + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_psearch_filtered, psearch_filtered, ""); + + /* search, nsearch, psearch from nodes[i] */ + real_search_filtered = (nodes[i].specialness >= specialness ? + &nodes[i] : NULL); + search_filtered = tree_search_filtered(tree, &nodes[i], + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_search_filtered, search_filtered, ""); + + real_nsearch_filtered = (nodes[i].specialness >= specialness ? + &nodes[i] : real_next_filtered); + nsearch_filtered = tree_nsearch_filtered(tree, &nodes[i], + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_nsearch_filtered, nsearch_filtered, ""); + + real_psearch_filtered = (nodes[i].specialness >= specialness ? + &nodes[i] : real_prev_filtered); + psearch_filtered = tree_psearch_filtered(tree, &nodes[i], + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_psearch_filtered, psearch_filtered, ""); + + /* + * search, nsearch, psearch from a node equivalent to but + * distinct from nodes[i]. + */ + node_t equiv; + equiv.magic = NODE_MAGIC; + equiv.key = nodes[i].key; + equiv.allow_duplicates = true; + real_search_filtered = (nodes[i].specialness >= specialness ? + &nodes[i] : NULL); + search_filtered = tree_search_filtered(tree, &equiv, + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_search_filtered, search_filtered, ""); + + real_nsearch_filtered = (nodes[i].specialness >= specialness ? + &nodes[i] : real_next_filtered); + nsearch_filtered = tree_nsearch_filtered(tree, &equiv, + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_nsearch_filtered, nsearch_filtered, ""); + + real_psearch_filtered = (nodes[i].specialness >= specialness ? + &nodes[i] : real_prev_filtered); + psearch_filtered = tree_psearch_filtered(tree, &equiv, + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_psearch_filtered, psearch_filtered, ""); + + /* + * search, nsearch, psearch from a node after nodes[i] in the + * ordering. + */ + node_t after; + after.magic = NODE_MAGIC; + after.key = nodes[i].key + 1; + after.allow_duplicates = false; + real_search_filtered = NULL; + search_filtered = tree_search_filtered(tree, &after, + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_search_filtered, search_filtered, ""); + + real_nsearch_filtered = real_next_filtered; + nsearch_filtered = tree_nsearch_filtered(tree, &after, + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_nsearch_filtered, nsearch_filtered, ""); + + real_psearch_filtered = (nodes[i].specialness >= specialness ? + &nodes[i] : real_prev_filtered); + psearch_filtered = tree_psearch_filtered(tree, &after, + &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_eq(real_psearch_filtered, psearch_filtered, ""); + } + + /* Filtered iteration test setup. */ + int nspecial = 0; + node_t *sorted_nodes[UPDATE_TEST_MAX]; + node_t *sorted_filtered_nodes[UPDATE_TEST_MAX]; + for (int i = 0; i < nnodes; i++) { + sorted_nodes[i] = &nodes[i]; + } + qsort(sorted_nodes, nnodes, sizeof(node_t *), &qsort_node_cmp); + for (int i = 0; i < nnodes; i++) { + sorted_nodes[i]->rank = i; + sorted_nodes[i]->filtered_rank = nspecial; + if (sorted_nodes[i]->specialness >= 1) { + sorted_filtered_nodes[nspecial] = sorted_nodes[i]; + nspecial++; + } + } + + node_t *iter_result; + + iter_ctx_t ctx; + ctx.ncalls = 0; + ctx.last_node = NULL; + ctx.ncalls_max = INT_MAX; + ctx.forward = true; + + /* Filtered forward iteration from the beginning. */ + iter_result = tree_iter_filtered(tree, NULL, &tree_iterate_filtered_cb, + &ctx, &specialness_filter_node, &specialness_filter_subtree, + &specialness); + expect_ptr_null(iter_result, ""); + expect_d_eq(nspecial, ctx.ncalls, ""); + /* Filtered forward iteration from a starting point. */ + for (int i = 0; i < nnodes; i++) { + ctx.ncalls = 0; + ctx.last_node = NULL; + iter_result = tree_iter_filtered(tree, &nodes[i], + &tree_iterate_filtered_cb, &ctx, &specialness_filter_node, + &specialness_filter_subtree, &specialness); + expect_ptr_null(iter_result, ""); + expect_d_eq(nspecial - nodes[i].filtered_rank, ctx.ncalls, ""); + } + /* Filtered forward iteration from the beginning, with stopping */ + for (int i = 0; i < nspecial; i++) { + ctx.ncalls = 0; + ctx.last_node = NULL; + ctx.ncalls_max = i + 1; + iter_result = tree_iter_filtered(tree, NULL, + &tree_iterate_filtered_cb, &ctx, &specialness_filter_node, + &specialness_filter_subtree, &specialness); + expect_ptr_eq(sorted_filtered_nodes[i], iter_result, ""); + expect_d_eq(ctx.ncalls, i + 1, ""); + } + /* Filtered forward iteration from a starting point, with stopping. */ + for (int i = 0; i < nnodes; i++) { + for (int j = 0; j < nspecial - nodes[i].filtered_rank; j++) { + ctx.ncalls = 0; + ctx.last_node = NULL; + ctx.ncalls_max = j + 1; + iter_result = tree_iter_filtered(tree, &nodes[i], + &tree_iterate_filtered_cb, &ctx, + &specialness_filter_node, + &specialness_filter_subtree, &specialness); + expect_d_eq(j + 1, ctx.ncalls, ""); + expect_ptr_eq(sorted_filtered_nodes[ + nodes[i].filtered_rank + j], iter_result, ""); + } + } + + /* Backwards iteration. */ + ctx.ncalls = 0; + ctx.last_node = NULL; + ctx.ncalls_max = INT_MAX; + ctx.forward = false; + + /* Filtered backward iteration from the end. */ + iter_result = tree_reverse_iter_filtered(tree, NULL, + &tree_iterate_filtered_cb, &ctx, &specialness_filter_node, + &specialness_filter_subtree, &specialness); + expect_ptr_null(iter_result, ""); + expect_d_eq(nspecial, ctx.ncalls, ""); + /* Filtered backward iteration from a starting point. */ + for (int i = 0; i < nnodes; i++) { + ctx.ncalls = 0; + ctx.last_node = NULL; + iter_result = tree_reverse_iter_filtered(tree, &nodes[i], + &tree_iterate_filtered_cb, &ctx, &specialness_filter_node, + &specialness_filter_subtree, &specialness); + expect_ptr_null(iter_result, ""); + int surplus_rank = (nodes[i].specialness >= 1 ? 1 : 0); + expect_d_eq(nodes[i].filtered_rank + surplus_rank, ctx.ncalls, + ""); + } + /* Filtered backward iteration from the end, with stopping */ + for (int i = 0; i < nspecial; i++) { + ctx.ncalls = 0; + ctx.last_node = NULL; + ctx.ncalls_max = i + 1; + iter_result = tree_reverse_iter_filtered(tree, NULL, + &tree_iterate_filtered_cb, &ctx, &specialness_filter_node, + &specialness_filter_subtree, &specialness); + expect_ptr_eq(sorted_filtered_nodes[nspecial - i - 1], + iter_result, ""); + expect_d_eq(ctx.ncalls, i + 1, ""); + } + /* Filtered backward iteration from a starting point, with stopping. */ + for (int i = 0; i < nnodes; i++) { + int surplus_rank = (nodes[i].specialness >= 1 ? 1 : 0); + for (int j = 0; j < nodes[i].filtered_rank + surplus_rank; + j++) { + ctx.ncalls = 0; + ctx.last_node = NULL; + ctx.ncalls_max = j + 1; + iter_result = tree_reverse_iter_filtered(tree, + &nodes[i], &tree_iterate_filtered_cb, &ctx, + &specialness_filter_node, + &specialness_filter_subtree, &specialness); + expect_d_eq(j + 1, ctx.ncalls, ""); + expect_ptr_eq(sorted_filtered_nodes[ + nodes[i].filtered_rank - j - 1 + surplus_rank], + iter_result, ""); + } + } +} + +static void +do_update_search_test(int nnodes, int ntrees, int nremovals, + int nupdates) { + node_t nodes[UPDATE_TEST_MAX]; + assert(nnodes <= UPDATE_TEST_MAX); + + sfmt_t *sfmt = init_gen_rand(12345); + for (int i = 0; i < ntrees; i++) { + tree_t tree; + tree_new(&tree); + for (int j = 0; j < nnodes; j++) { + nodes[j].magic = NODE_MAGIC; + /* + * In consistency checking, we increment or decrement a + * key and assume that the result is not a key in the + * tree. This isn't a *real* concern with 64-bit keys + * and a good PRNG, but why not be correct anyways? + */ + nodes[j].key = 2 * gen_rand64(sfmt); + nodes[j].specialness = 0; + nodes[j].mid_remove = false; + nodes[j].allow_duplicates = false; + nodes[j].summary_lchild = NULL; + nodes[j].summary_rchild = NULL; + nodes[j].summary_max_specialness = 0; + tree_insert(&tree, &nodes[j]); + } + for (int j = 0; j < nremovals; j++) { + int victim = (int)gen_rand64_range(sfmt, nnodes); + if (!nodes[victim].mid_remove) { + tree_remove(&tree, &nodes[victim]); + nodes[victim].mid_remove = true; + } + } + for (int j = 0; j < nnodes; j++) { + if (nodes[j].mid_remove) { + nodes[j].mid_remove = false; + nodes[j].key = 2 * gen_rand64(sfmt); + tree_insert(&tree, &nodes[j]); + } + } + for (int j = 0; j < nupdates; j++) { + uint32_t ind = gen_rand32_range(sfmt, nnodes); + nodes[ind].specialness = 1 - nodes[ind].specialness; + tree_update_summaries(&tree, &nodes[ind]); + check_consistency(&tree, nodes, nnodes); + } + } +} + +TEST_BEGIN(test_rb_update_search) { + summarize_always_returns_true = false; + do_update_search_test(2, 100, 3, 50); + do_update_search_test(5, 100, 3, 50); + do_update_search_test(12, 100, 5, 1000); + do_update_search_test(100, 1, 50, 500); +} +TEST_END + +typedef rb_tree(node_t) unsummarized_tree_t; +rb_gen(static UNUSED, unsummarized_tree_, unsummarized_tree_t, node_t, link, + node_cmp); + +static node_t * +unsummarized_tree_iterate_cb(unsummarized_tree_t *tree, node_t *node, + void *data) { + unsigned *i = (unsigned *)data; + (*i)++; + return NULL; +} +/* + * The unsummarized and summarized funtionality is implemented via the same + * functions; we don't really need to do much more than test that we can exclude + * the filtered functionality without anything breaking. + */ +TEST_BEGIN(test_rb_unsummarized) { + unsummarized_tree_t tree; + unsummarized_tree_new(&tree); + unsigned nnodes = 0; + unsummarized_tree_iter(&tree, NULL, &unsummarized_tree_iterate_cb, + &nnodes); + expect_u_eq(0, nnodes, ""); +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_rb_empty, + test_rb_random, + test_rb_filter_simple, + test_rb_update_search, + test_rb_unsummarized); +} diff --git a/deps/jemalloc/test/unit/retained.c b/deps/jemalloc/test/unit/retained.c new file mode 100644 index 0000000..aa9f684 --- /dev/null +++ b/deps/jemalloc/test/unit/retained.c @@ -0,0 +1,188 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/san.h" +#include "jemalloc/internal/spin.h" + +static unsigned arena_ind; +static size_t sz; +static size_t esz; +#define NEPOCHS 8 +#define PER_THD_NALLOCS 1 +static atomic_u_t epoch; +static atomic_u_t nfinished; + +static unsigned +do_arena_create(extent_hooks_t *h) { + unsigned new_arena_ind; + size_t ind_sz = sizeof(unsigned); + expect_d_eq(mallctl("arenas.create", (void *)&new_arena_ind, &ind_sz, + (void *)(h != NULL ? &h : NULL), (h != NULL ? sizeof(h) : 0)), 0, + "Unexpected mallctl() failure"); + return new_arena_ind; +} + +static void +do_arena_destroy(unsigned ind) { + size_t mib[3]; + size_t miblen; + + miblen = sizeof(mib)/sizeof(size_t); + expect_d_eq(mallctlnametomib("arena.0.destroy", mib, &miblen), 0, + "Unexpected mallctlnametomib() failure"); + mib[1] = (size_t)ind; + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, NULL, 0), 0, + "Unexpected mallctlbymib() failure"); +} + +static void +do_refresh(void) { + uint64_t refresh_epoch = 1; + expect_d_eq(mallctl("epoch", NULL, NULL, (void *)&refresh_epoch, + sizeof(refresh_epoch)), 0, "Unexpected mallctl() failure"); +} + +static size_t +do_get_size_impl(const char *cmd, unsigned ind) { + size_t mib[4]; + size_t miblen = sizeof(mib) / sizeof(size_t); + size_t z = sizeof(size_t); + + expect_d_eq(mallctlnametomib(cmd, mib, &miblen), + 0, "Unexpected mallctlnametomib(\"%s\", ...) failure", cmd); + mib[2] = ind; + size_t size; + expect_d_eq(mallctlbymib(mib, miblen, (void *)&size, &z, NULL, 0), + 0, "Unexpected mallctlbymib([\"%s\"], ...) failure", cmd); + + return size; +} + +static size_t +do_get_active(unsigned ind) { + return do_get_size_impl("stats.arenas.0.pactive", ind) * PAGE; +} + +static size_t +do_get_mapped(unsigned ind) { + return do_get_size_impl("stats.arenas.0.mapped", ind); +} + +static void * +thd_start(void *arg) { + for (unsigned next_epoch = 1; next_epoch < NEPOCHS; next_epoch++) { + /* Busy-wait for next epoch. */ + unsigned cur_epoch; + spin_t spinner = SPIN_INITIALIZER; + while ((cur_epoch = atomic_load_u(&epoch, ATOMIC_ACQUIRE)) != + next_epoch) { + spin_adaptive(&spinner); + } + expect_u_eq(cur_epoch, next_epoch, "Unexpected epoch"); + + /* + * Allocate. The main thread will reset the arena, so there's + * no need to deallocate. + */ + for (unsigned i = 0; i < PER_THD_NALLOCS; i++) { + void *p = mallocx(sz, MALLOCX_ARENA(arena_ind) | + MALLOCX_TCACHE_NONE + ); + expect_ptr_not_null(p, + "Unexpected mallocx() failure\n"); + } + + /* Let the main thread know we've finished this iteration. */ + atomic_fetch_add_u(&nfinished, 1, ATOMIC_RELEASE); + } + + return NULL; +} + +TEST_BEGIN(test_retained) { + test_skip_if(!config_stats); + test_skip_if(opt_hpa); + + arena_ind = do_arena_create(NULL); + sz = nallocx(HUGEPAGE, 0); + size_t guard_sz = san_guard_enabled() ? SAN_PAGE_GUARDS_SIZE : 0; + esz = sz + sz_large_pad + guard_sz; + + atomic_store_u(&epoch, 0, ATOMIC_RELAXED); + + unsigned nthreads = ncpus * 2; + if (LG_SIZEOF_PTR < 3 && nthreads > 16) { + nthreads = 16; /* 32-bit platform could run out of vaddr. */ + } + VARIABLE_ARRAY(thd_t, threads, nthreads); + for (unsigned i = 0; i < nthreads; i++) { + thd_create(&threads[i], thd_start, NULL); + } + + for (unsigned e = 1; e < NEPOCHS; e++) { + atomic_store_u(&nfinished, 0, ATOMIC_RELEASE); + atomic_store_u(&epoch, e, ATOMIC_RELEASE); + + /* Wait for threads to finish allocating. */ + spin_t spinner = SPIN_INITIALIZER; + while (atomic_load_u(&nfinished, ATOMIC_ACQUIRE) < nthreads) { + spin_adaptive(&spinner); + } + + /* + * Assert that retained is no more than the sum of size classes + * that should have been used to satisfy the worker threads' + * requests, discounting per growth fragmentation. + */ + do_refresh(); + + size_t allocated = (esz - guard_sz) * nthreads * + PER_THD_NALLOCS; + size_t active = do_get_active(arena_ind); + expect_zu_le(allocated, active, "Unexpected active memory"); + size_t mapped = do_get_mapped(arena_ind); + expect_zu_le(active, mapped, "Unexpected mapped memory"); + + arena_t *arena = arena_get(tsdn_fetch(), arena_ind, false); + size_t usable = 0; + size_t fragmented = 0; + for (pszind_t pind = sz_psz2ind(HUGEPAGE); pind < + arena->pa_shard.pac.exp_grow.next; pind++) { + size_t psz = sz_pind2sz(pind); + size_t psz_fragmented = psz % esz; + size_t psz_usable = psz - psz_fragmented; + /* + * Only consider size classes that wouldn't be skipped. + */ + if (psz_usable > 0) { + expect_zu_lt(usable, allocated, + "Excessive retained memory " + "(%#zx[+%#zx] > %#zx)", usable, psz_usable, + allocated); + fragmented += psz_fragmented; + usable += psz_usable; + } + } + + /* + * Clean up arena. Destroying and recreating the arena + * is simpler that specifying extent hooks that deallocate + * (rather than retaining) during reset. + */ + do_arena_destroy(arena_ind); + expect_u_eq(do_arena_create(NULL), arena_ind, + "Unexpected arena index"); + } + + for (unsigned i = 0; i < nthreads; i++) { + thd_join(threads[i], NULL); + } + + do_arena_destroy(arena_ind); +} +TEST_END + +int +main(void) { + return test( + test_retained); +} diff --git a/deps/jemalloc/test/unit/rtree.c b/deps/jemalloc/test/unit/rtree.c new file mode 100644 index 0000000..4101b72 --- /dev/null +++ b/deps/jemalloc/test/unit/rtree.c @@ -0,0 +1,289 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/rtree.h" + +#define INVALID_ARENA_IND ((1U << MALLOCX_ARENA_BITS) - 1) + +/* Potentially too large to safely place on the stack. */ +rtree_t test_rtree; + +TEST_BEGIN(test_rtree_read_empty) { + tsdn_t *tsdn; + + tsdn = tsdn_fetch(); + + base_t *base = base_new(tsdn, 0, &ehooks_default_extent_hooks, + /* metadata_use_hooks */ true); + expect_ptr_not_null(base, "Unexpected base_new failure"); + + rtree_t *rtree = &test_rtree; + rtree_ctx_t rtree_ctx; + rtree_ctx_data_init(&rtree_ctx); + expect_false(rtree_new(rtree, base, false), + "Unexpected rtree_new() failure"); + rtree_contents_t contents; + expect_true(rtree_read_independent(tsdn, rtree, &rtree_ctx, PAGE, + &contents), "rtree_read_independent() should fail on empty rtree."); + + base_delete(tsdn, base); +} +TEST_END + +#undef NTHREADS +#undef NITERS +#undef SEED + +static edata_t * +alloc_edata(void) { + void *ret = mallocx(sizeof(edata_t), MALLOCX_ALIGN(EDATA_ALIGNMENT)); + assert_ptr_not_null(ret, "Unexpected mallocx() failure"); + + return ret; +} + +TEST_BEGIN(test_rtree_extrema) { + edata_t *edata_a, *edata_b; + edata_a = alloc_edata(); + edata_b = alloc_edata(); + edata_init(edata_a, INVALID_ARENA_IND, NULL, SC_LARGE_MINCLASS, + false, sz_size2index(SC_LARGE_MINCLASS), 0, + extent_state_active, false, false, EXTENT_PAI_PAC, EXTENT_NOT_HEAD); + edata_init(edata_b, INVALID_ARENA_IND, NULL, 0, false, SC_NSIZES, 0, + extent_state_active, false, false, EXTENT_PAI_PAC, EXTENT_NOT_HEAD); + + tsdn_t *tsdn = tsdn_fetch(); + + base_t *base = base_new(tsdn, 0, &ehooks_default_extent_hooks, + /* metadata_use_hooks */ true); + expect_ptr_not_null(base, "Unexpected base_new failure"); + + rtree_t *rtree = &test_rtree; + rtree_ctx_t rtree_ctx; + rtree_ctx_data_init(&rtree_ctx); + expect_false(rtree_new(rtree, base, false), + "Unexpected rtree_new() failure"); + + rtree_contents_t contents_a; + contents_a.edata = edata_a; + contents_a.metadata.szind = edata_szind_get(edata_a); + contents_a.metadata.slab = edata_slab_get(edata_a); + contents_a.metadata.is_head = edata_is_head_get(edata_a); + contents_a.metadata.state = edata_state_get(edata_a); + expect_false(rtree_write(tsdn, rtree, &rtree_ctx, PAGE, contents_a), + "Unexpected rtree_write() failure"); + expect_false(rtree_write(tsdn, rtree, &rtree_ctx, PAGE, contents_a), + "Unexpected rtree_write() failure"); + rtree_contents_t read_contents_a = rtree_read(tsdn, rtree, &rtree_ctx, + PAGE); + expect_true(contents_a.edata == read_contents_a.edata + && contents_a.metadata.szind == read_contents_a.metadata.szind + && contents_a.metadata.slab == read_contents_a.metadata.slab + && contents_a.metadata.is_head == read_contents_a.metadata.is_head + && contents_a.metadata.state == read_contents_a.metadata.state, + "rtree_read() should return previously set value"); + + rtree_contents_t contents_b; + contents_b.edata = edata_b; + contents_b.metadata.szind = edata_szind_get_maybe_invalid(edata_b); + contents_b.metadata.slab = edata_slab_get(edata_b); + contents_b.metadata.is_head = edata_is_head_get(edata_b); + contents_b.metadata.state = edata_state_get(edata_b); + expect_false(rtree_write(tsdn, rtree, &rtree_ctx, ~((uintptr_t)0), + contents_b), "Unexpected rtree_write() failure"); + rtree_contents_t read_contents_b = rtree_read(tsdn, rtree, &rtree_ctx, + ~((uintptr_t)0)); + assert_true(contents_b.edata == read_contents_b.edata + && contents_b.metadata.szind == read_contents_b.metadata.szind + && contents_b.metadata.slab == read_contents_b.metadata.slab + && contents_b.metadata.is_head == read_contents_b.metadata.is_head + && contents_b.metadata.state == read_contents_b.metadata.state, + "rtree_read() should return previously set value"); + + base_delete(tsdn, base); +} +TEST_END + +TEST_BEGIN(test_rtree_bits) { + tsdn_t *tsdn = tsdn_fetch(); + base_t *base = base_new(tsdn, 0, &ehooks_default_extent_hooks, + /* metadata_use_hooks */ true); + expect_ptr_not_null(base, "Unexpected base_new failure"); + + uintptr_t keys[] = {PAGE, PAGE + 1, + PAGE + (((uintptr_t)1) << LG_PAGE) - 1}; + edata_t *edata_c = alloc_edata(); + edata_init(edata_c, INVALID_ARENA_IND, NULL, 0, false, SC_NSIZES, 0, + extent_state_active, false, false, EXTENT_PAI_PAC, EXTENT_NOT_HEAD); + + rtree_t *rtree = &test_rtree; + rtree_ctx_t rtree_ctx; + rtree_ctx_data_init(&rtree_ctx); + expect_false(rtree_new(rtree, base, false), + "Unexpected rtree_new() failure"); + + for (unsigned i = 0; i < sizeof(keys)/sizeof(uintptr_t); i++) { + rtree_contents_t contents; + contents.edata = edata_c; + contents.metadata.szind = SC_NSIZES; + contents.metadata.slab = false; + contents.metadata.is_head = false; + contents.metadata.state = extent_state_active; + + expect_false(rtree_write(tsdn, rtree, &rtree_ctx, keys[i], + contents), "Unexpected rtree_write() failure"); + for (unsigned j = 0; j < sizeof(keys)/sizeof(uintptr_t); j++) { + expect_ptr_eq(rtree_read(tsdn, rtree, &rtree_ctx, + keys[j]).edata, edata_c, + "rtree_edata_read() should return previously set " + "value and ignore insignificant key bits; i=%u, " + "j=%u, set key=%#"FMTxPTR", get key=%#"FMTxPTR, i, + j, keys[i], keys[j]); + } + expect_ptr_null(rtree_read(tsdn, rtree, &rtree_ctx, + (((uintptr_t)2) << LG_PAGE)).edata, + "Only leftmost rtree leaf should be set; i=%u", i); + rtree_clear(tsdn, rtree, &rtree_ctx, keys[i]); + } + + base_delete(tsdn, base); +} +TEST_END + +TEST_BEGIN(test_rtree_random) { +#define NSET 16 +#define SEED 42 + sfmt_t *sfmt = init_gen_rand(SEED); + tsdn_t *tsdn = tsdn_fetch(); + + base_t *base = base_new(tsdn, 0, &ehooks_default_extent_hooks, + /* metadata_use_hooks */ true); + expect_ptr_not_null(base, "Unexpected base_new failure"); + + uintptr_t keys[NSET]; + rtree_t *rtree = &test_rtree; + rtree_ctx_t rtree_ctx; + rtree_ctx_data_init(&rtree_ctx); + + edata_t *edata_d = alloc_edata(); + edata_init(edata_d, INVALID_ARENA_IND, NULL, 0, false, SC_NSIZES, 0, + extent_state_active, false, false, EXTENT_PAI_PAC, EXTENT_NOT_HEAD); + + expect_false(rtree_new(rtree, base, false), + "Unexpected rtree_new() failure"); + + for (unsigned i = 0; i < NSET; i++) { + keys[i] = (uintptr_t)gen_rand64(sfmt); + rtree_leaf_elm_t *elm = rtree_leaf_elm_lookup(tsdn, rtree, + &rtree_ctx, keys[i], false, true); + expect_ptr_not_null(elm, + "Unexpected rtree_leaf_elm_lookup() failure"); + rtree_contents_t contents; + contents.edata = edata_d; + contents.metadata.szind = SC_NSIZES; + contents.metadata.slab = false; + contents.metadata.is_head = false; + contents.metadata.state = edata_state_get(edata_d); + rtree_leaf_elm_write(tsdn, rtree, elm, contents); + expect_ptr_eq(rtree_read(tsdn, rtree, &rtree_ctx, + keys[i]).edata, edata_d, + "rtree_edata_read() should return previously set value"); + } + for (unsigned i = 0; i < NSET; i++) { + expect_ptr_eq(rtree_read(tsdn, rtree, &rtree_ctx, + keys[i]).edata, edata_d, + "rtree_edata_read() should return previously set value, " + "i=%u", i); + } + + for (unsigned i = 0; i < NSET; i++) { + rtree_clear(tsdn, rtree, &rtree_ctx, keys[i]); + expect_ptr_null(rtree_read(tsdn, rtree, &rtree_ctx, + keys[i]).edata, + "rtree_edata_read() should return previously set value"); + } + for (unsigned i = 0; i < NSET; i++) { + expect_ptr_null(rtree_read(tsdn, rtree, &rtree_ctx, + keys[i]).edata, + "rtree_edata_read() should return previously set value"); + } + + base_delete(tsdn, base); + fini_gen_rand(sfmt); +#undef NSET +#undef SEED +} +TEST_END + +static void +test_rtree_range_write(tsdn_t *tsdn, rtree_t *rtree, uintptr_t start, + uintptr_t end) { + rtree_ctx_t rtree_ctx; + rtree_ctx_data_init(&rtree_ctx); + + edata_t *edata_e = alloc_edata(); + edata_init(edata_e, INVALID_ARENA_IND, NULL, 0, false, SC_NSIZES, 0, + extent_state_active, false, false, EXTENT_PAI_PAC, EXTENT_NOT_HEAD); + rtree_contents_t contents; + contents.edata = edata_e; + contents.metadata.szind = SC_NSIZES; + contents.metadata.slab = false; + contents.metadata.is_head = false; + contents.metadata.state = extent_state_active; + + expect_false(rtree_write(tsdn, rtree, &rtree_ctx, start, + contents), "Unexpected rtree_write() failure"); + expect_false(rtree_write(tsdn, rtree, &rtree_ctx, end, + contents), "Unexpected rtree_write() failure"); + + rtree_write_range(tsdn, rtree, &rtree_ctx, start, end, contents); + for (uintptr_t i = 0; i < ((end - start) >> LG_PAGE); i++) { + expect_ptr_eq(rtree_read(tsdn, rtree, &rtree_ctx, + start + (i << LG_PAGE)).edata, edata_e, + "rtree_edata_read() should return previously set value"); + } + rtree_clear_range(tsdn, rtree, &rtree_ctx, start, end); + rtree_leaf_elm_t *elm; + for (uintptr_t i = 0; i < ((end - start) >> LG_PAGE); i++) { + elm = rtree_leaf_elm_lookup(tsdn, rtree, &rtree_ctx, + start + (i << LG_PAGE), false, false); + expect_ptr_not_null(elm, "Should have been initialized."); + expect_ptr_null(rtree_leaf_elm_read(tsdn, rtree, elm, + false).edata, "Should have been cleared."); + } +} + +TEST_BEGIN(test_rtree_range) { + tsdn_t *tsdn = tsdn_fetch(); + base_t *base = base_new(tsdn, 0, &ehooks_default_extent_hooks, + /* metadata_use_hooks */ true); + expect_ptr_not_null(base, "Unexpected base_new failure"); + + rtree_t *rtree = &test_rtree; + expect_false(rtree_new(rtree, base, false), + "Unexpected rtree_new() failure"); + + /* Not crossing rtree node boundary first. */ + uintptr_t start = ZU(1) << rtree_leaf_maskbits(); + uintptr_t end = start + (ZU(100) << LG_PAGE); + test_rtree_range_write(tsdn, rtree, start, end); + + /* Crossing rtree node boundary. */ + start = (ZU(1) << rtree_leaf_maskbits()) - (ZU(10) << LG_PAGE); + end = start + (ZU(100) << LG_PAGE); + assert_ptr_ne((void *)rtree_leafkey(start), (void *)rtree_leafkey(end), + "The range should span across two rtree nodes"); + test_rtree_range_write(tsdn, rtree, start, end); + + base_delete(tsdn, base); +} +TEST_END + +int +main(void) { + return test( + test_rtree_read_empty, + test_rtree_extrema, + test_rtree_bits, + test_rtree_random, + test_rtree_range); +} diff --git a/deps/jemalloc/test/unit/safety_check.c b/deps/jemalloc/test/unit/safety_check.c new file mode 100644 index 0000000..8472667 --- /dev/null +++ b/deps/jemalloc/test/unit/safety_check.c @@ -0,0 +1,163 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/safety_check.h" + +/* + * Note that we get called through safety_check.sh, which turns on sampling for + * everything. + */ + +bool fake_abort_called; +void fake_abort(const char *message) { + (void)message; + fake_abort_called = true; +} + +static void +buffer_overflow_write(char *ptr, size_t size) { + /* Avoid overflow warnings. */ + volatile size_t idx = size; + ptr[idx] = 0; +} + +TEST_BEGIN(test_malloc_free_overflow) { + test_skip_if(!config_prof); + test_skip_if(!config_opt_safety_checks); + + safety_check_set_abort(&fake_abort); + /* Buffer overflow! */ + char* ptr = malloc(128); + buffer_overflow_write(ptr, 128); + free(ptr); + safety_check_set_abort(NULL); + + expect_b_eq(fake_abort_called, true, "Redzone check didn't fire."); + fake_abort_called = false; +} +TEST_END + +TEST_BEGIN(test_mallocx_dallocx_overflow) { + test_skip_if(!config_prof); + test_skip_if(!config_opt_safety_checks); + + safety_check_set_abort(&fake_abort); + /* Buffer overflow! */ + char* ptr = mallocx(128, 0); + buffer_overflow_write(ptr, 128); + dallocx(ptr, 0); + safety_check_set_abort(NULL); + + expect_b_eq(fake_abort_called, true, "Redzone check didn't fire."); + fake_abort_called = false; +} +TEST_END + +TEST_BEGIN(test_malloc_sdallocx_overflow) { + test_skip_if(!config_prof); + test_skip_if(!config_opt_safety_checks); + + safety_check_set_abort(&fake_abort); + /* Buffer overflow! */ + char* ptr = malloc(128); + buffer_overflow_write(ptr, 128); + sdallocx(ptr, 128, 0); + safety_check_set_abort(NULL); + + expect_b_eq(fake_abort_called, true, "Redzone check didn't fire."); + fake_abort_called = false; +} +TEST_END + +TEST_BEGIN(test_realloc_overflow) { + test_skip_if(!config_prof); + test_skip_if(!config_opt_safety_checks); + + safety_check_set_abort(&fake_abort); + /* Buffer overflow! */ + char* ptr = malloc(128); + buffer_overflow_write(ptr, 128); + ptr = realloc(ptr, 129); + safety_check_set_abort(NULL); + free(ptr); + + expect_b_eq(fake_abort_called, true, "Redzone check didn't fire."); + fake_abort_called = false; +} +TEST_END + +TEST_BEGIN(test_rallocx_overflow) { + test_skip_if(!config_prof); + test_skip_if(!config_opt_safety_checks); + + safety_check_set_abort(&fake_abort); + /* Buffer overflow! */ + char* ptr = malloc(128); + buffer_overflow_write(ptr, 128); + ptr = rallocx(ptr, 129, 0); + safety_check_set_abort(NULL); + free(ptr); + + expect_b_eq(fake_abort_called, true, "Redzone check didn't fire."); + fake_abort_called = false; +} +TEST_END + +TEST_BEGIN(test_xallocx_overflow) { + test_skip_if(!config_prof); + test_skip_if(!config_opt_safety_checks); + + safety_check_set_abort(&fake_abort); + /* Buffer overflow! */ + char* ptr = malloc(128); + buffer_overflow_write(ptr, 128); + size_t result = xallocx(ptr, 129, 0, 0); + expect_zu_eq(result, 128, ""); + free(ptr); + expect_b_eq(fake_abort_called, true, "Redzone check didn't fire."); + fake_abort_called = false; + safety_check_set_abort(NULL); +} +TEST_END + +TEST_BEGIN(test_realloc_no_overflow) { + char* ptr = malloc(128); + ptr = realloc(ptr, 256); + ptr[128] = 0; + ptr[255] = 0; + free(ptr); + + ptr = malloc(128); + ptr = realloc(ptr, 64); + ptr[63] = 0; + ptr[0] = 0; + free(ptr); +} +TEST_END + +TEST_BEGIN(test_rallocx_no_overflow) { + char* ptr = malloc(128); + ptr = rallocx(ptr, 256, 0); + ptr[128] = 0; + ptr[255] = 0; + free(ptr); + + ptr = malloc(128); + ptr = rallocx(ptr, 64, 0); + ptr[63] = 0; + ptr[0] = 0; + free(ptr); +} +TEST_END + +int +main(void) { + return test( + test_malloc_free_overflow, + test_mallocx_dallocx_overflow, + test_malloc_sdallocx_overflow, + test_realloc_overflow, + test_rallocx_overflow, + test_xallocx_overflow, + test_realloc_no_overflow, + test_rallocx_no_overflow); +} diff --git a/deps/jemalloc/test/unit/safety_check.sh b/deps/jemalloc/test/unit/safety_check.sh new file mode 100644 index 0000000..485f9bf --- /dev/null +++ b/deps/jemalloc/test/unit/safety_check.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,prof_active:true,lg_prof_sample:0" +fi diff --git a/deps/jemalloc/test/unit/san.c b/deps/jemalloc/test/unit/san.c new file mode 100644 index 0000000..5b98f52 --- /dev/null +++ b/deps/jemalloc/test/unit/san.c @@ -0,0 +1,207 @@ +#include "test/jemalloc_test.h" +#include "test/arena_util.h" +#include "test/san.h" + +#include "jemalloc/internal/san.h" + +static void +verify_extent_guarded(tsdn_t *tsdn, void *ptr) { + expect_true(extent_is_guarded(tsdn, ptr), + "All extents should be guarded."); +} + +#define MAX_SMALL_ALLOCATIONS 4096 +void *small_alloc[MAX_SMALL_ALLOCATIONS]; + +/* + * This test allocates page sized slabs and checks that every two slabs have + * at least one page in between them. That page is supposed to be the guard + * page. + */ +TEST_BEGIN(test_guarded_small) { + test_skip_if(opt_prof); + + tsdn_t *tsdn = tsd_tsdn(tsd_fetch()); + unsigned npages = 16, pages_found = 0, ends_found = 0; + VARIABLE_ARRAY(uintptr_t, pages, npages); + + /* Allocate to get sanitized pointers. */ + size_t slab_sz = PAGE; + size_t sz = slab_sz / 8; + unsigned n_alloc = 0; + while (n_alloc < MAX_SMALL_ALLOCATIONS) { + void *ptr = malloc(sz); + expect_ptr_not_null(ptr, "Unexpected malloc() failure"); + small_alloc[n_alloc] = ptr; + verify_extent_guarded(tsdn, ptr); + if ((uintptr_t)ptr % PAGE == 0) { + assert_u_lt(pages_found, npages, + "Unexpectedly large number of page aligned allocs"); + pages[pages_found++] = (uintptr_t)ptr; + } + if (((uintptr_t)ptr + (uintptr_t)sz) % PAGE == 0) { + ends_found++; + } + n_alloc++; + if (pages_found == npages && ends_found == npages) { + break; + } + } + /* Should found the ptrs being checked for overflow and underflow. */ + expect_u_eq(pages_found, npages, "Could not found the expected pages."); + expect_u_eq(ends_found, npages, "Could not found the expected pages."); + + /* Verify the pages are not continuous, i.e. separated by guards. */ + for (unsigned i = 0; i < npages - 1; i++) { + for (unsigned j = i + 1; j < npages; j++) { + uintptr_t ptr_diff = pages[i] > pages[j] ? + pages[i] - pages[j] : pages[j] - pages[i]; + expect_zu_ge((size_t)ptr_diff, slab_sz + PAGE, + "There should be at least one pages between " + "guarded slabs"); + } + } + + for (unsigned i = 0; i < n_alloc + 1; i++) { + free(small_alloc[i]); + } +} +TEST_END + +TEST_BEGIN(test_guarded_large) { + tsdn_t *tsdn = tsd_tsdn(tsd_fetch()); + unsigned nlarge = 32; + VARIABLE_ARRAY(uintptr_t, large, nlarge); + + /* Allocate to get sanitized pointers. */ + size_t large_sz = SC_LARGE_MINCLASS; + for (unsigned i = 0; i < nlarge; i++) { + void *ptr = malloc(large_sz); + verify_extent_guarded(tsdn, ptr); + expect_ptr_not_null(ptr, "Unexpected malloc() failure"); + large[i] = (uintptr_t)ptr; + } + + /* Verify the pages are not continuous, i.e. separated by guards. */ + for (unsigned i = 0; i < nlarge; i++) { + for (unsigned j = i + 1; j < nlarge; j++) { + uintptr_t ptr_diff = large[i] > large[j] ? + large[i] - large[j] : large[j] - large[i]; + expect_zu_ge((size_t)ptr_diff, large_sz + 2 * PAGE, + "There should be at least two pages between " + " guarded large allocations"); + } + } + + for (unsigned i = 0; i < nlarge; i++) { + free((void *)large[i]); + } +} +TEST_END + +static void +verify_pdirty(unsigned arena_ind, uint64_t expected) { + uint64_t pdirty = get_arena_pdirty(arena_ind); + expect_u64_eq(pdirty, expected / PAGE, + "Unexpected dirty page amount."); +} + +static void +verify_pmuzzy(unsigned arena_ind, uint64_t expected) { + uint64_t pmuzzy = get_arena_pmuzzy(arena_ind); + expect_u64_eq(pmuzzy, expected / PAGE, + "Unexpected muzzy page amount."); +} + +TEST_BEGIN(test_guarded_decay) { + unsigned arena_ind = do_arena_create(-1, -1); + do_decay(arena_ind); + do_purge(arena_ind); + + verify_pdirty(arena_ind, 0); + verify_pmuzzy(arena_ind, 0); + + /* Verify that guarded extents as dirty. */ + size_t sz1 = PAGE, sz2 = PAGE * 2; + /* W/o maps_coalesce, guarded extents are unguarded eagerly. */ + size_t add_guard_size = maps_coalesce ? 0 : SAN_PAGE_GUARDS_SIZE; + generate_dirty(arena_ind, sz1); + verify_pdirty(arena_ind, sz1 + add_guard_size); + verify_pmuzzy(arena_ind, 0); + + /* Should reuse the first extent. */ + generate_dirty(arena_ind, sz1); + verify_pdirty(arena_ind, sz1 + add_guard_size); + verify_pmuzzy(arena_ind, 0); + + /* Should not reuse; expect new dirty pages. */ + generate_dirty(arena_ind, sz2); + verify_pdirty(arena_ind, sz1 + sz2 + 2 * add_guard_size); + verify_pmuzzy(arena_ind, 0); + + tsdn_t *tsdn = tsd_tsdn(tsd_fetch()); + int flags = MALLOCX_ARENA(arena_ind) | MALLOCX_TCACHE_NONE; + + /* Should reuse dirty extents for the two mallocx. */ + void *p1 = do_mallocx(sz1, flags); + verify_extent_guarded(tsdn, p1); + verify_pdirty(arena_ind, sz2 + add_guard_size); + + void *p2 = do_mallocx(sz2, flags); + verify_extent_guarded(tsdn, p2); + verify_pdirty(arena_ind, 0); + verify_pmuzzy(arena_ind, 0); + + dallocx(p1, flags); + verify_pdirty(arena_ind, sz1 + add_guard_size); + dallocx(p2, flags); + verify_pdirty(arena_ind, sz1 + sz2 + 2 * add_guard_size); + verify_pmuzzy(arena_ind, 0); + + do_purge(arena_ind); + verify_pdirty(arena_ind, 0); + verify_pmuzzy(arena_ind, 0); + + if (config_stats) { + expect_u64_eq(get_arena_npurge(arena_ind), 1, + "Expected purging to occur"); + expect_u64_eq(get_arena_dirty_npurge(arena_ind), 1, + "Expected purging to occur"); + expect_u64_eq(get_arena_dirty_purged(arena_ind), + (sz1 + sz2 + 2 * add_guard_size) / PAGE, + "Expected purging to occur"); + expect_u64_eq(get_arena_muzzy_npurge(arena_ind), 0, + "Expected purging to occur"); + } + + if (opt_retain) { + /* + * With retain, guarded extents are not mergable and will be + * cached in ecache_retained. They should be reused. + */ + void *new_p1 = do_mallocx(sz1, flags); + verify_extent_guarded(tsdn, p1); + expect_ptr_eq(p1, new_p1, "Expect to reuse p1"); + + void *new_p2 = do_mallocx(sz2, flags); + verify_extent_guarded(tsdn, p2); + expect_ptr_eq(p2, new_p2, "Expect to reuse p2"); + + dallocx(new_p1, flags); + verify_pdirty(arena_ind, sz1 + add_guard_size); + dallocx(new_p2, flags); + verify_pdirty(arena_ind, sz1 + sz2 + 2 * add_guard_size); + verify_pmuzzy(arena_ind, 0); + } + + do_arena_destroy(arena_ind); +} +TEST_END + +int +main(void) { + return test( + test_guarded_small, + test_guarded_large, + test_guarded_decay); +} diff --git a/deps/jemalloc/test/unit/san.sh b/deps/jemalloc/test/unit/san.sh new file mode 100644 index 0000000..933b4a4 --- /dev/null +++ b/deps/jemalloc/test/unit/san.sh @@ -0,0 +1,3 @@ +#!/bin/sh + +export MALLOC_CONF="san_guard_large:1,san_guard_small:1" diff --git a/deps/jemalloc/test/unit/san_bump.c b/deps/jemalloc/test/unit/san_bump.c new file mode 100644 index 0000000..cafa37f --- /dev/null +++ b/deps/jemalloc/test/unit/san_bump.c @@ -0,0 +1,111 @@ +#include "test/jemalloc_test.h" +#include "test/arena_util.h" + +#include "jemalloc/internal/arena_structs.h" +#include "jemalloc/internal/san_bump.h" + +TEST_BEGIN(test_san_bump_alloc) { + test_skip_if(!maps_coalesce || !opt_retain); + + tsdn_t *tsdn = tsdn_fetch(); + + san_bump_alloc_t sba; + san_bump_alloc_init(&sba); + + unsigned arena_ind = do_arena_create(0, 0); + assert_u_ne(arena_ind, UINT_MAX, "Failed to create an arena"); + + arena_t *arena = arena_get(tsdn, arena_ind, false); + pac_t *pac = &arena->pa_shard.pac; + + size_t alloc_size = PAGE * 16; + size_t alloc_n = alloc_size / sizeof(unsigned); + edata_t* edata = san_bump_alloc(tsdn, &sba, pac, pac_ehooks_get(pac), + alloc_size, /* zero */ false); + + expect_ptr_not_null(edata, "Failed to allocate edata"); + expect_u_eq(edata_arena_ind_get(edata), arena_ind, + "Edata was assigned an incorrect arena id"); + expect_zu_eq(edata_size_get(edata), alloc_size, + "Allocated edata of incorrect size"); + expect_false(edata_slab_get(edata), + "Bump allocator incorrectly assigned 'slab' to true"); + expect_true(edata_committed_get(edata), "Edata is not committed"); + + void *ptr = edata_addr_get(edata); + expect_ptr_not_null(ptr, "Edata was assigned an invalid address"); + /* Test that memory is allocated; no guard pages are misplaced */ + for (unsigned i = 0; i < alloc_n; ++i) { + ((unsigned *)ptr)[i] = 1; + } + + size_t alloc_size2 = PAGE * 28; + size_t alloc_n2 = alloc_size / sizeof(unsigned); + edata_t *edata2 = san_bump_alloc(tsdn, &sba, pac, pac_ehooks_get(pac), + alloc_size2, /* zero */ true); + + expect_ptr_not_null(edata2, "Failed to allocate edata"); + expect_u_eq(edata_arena_ind_get(edata2), arena_ind, + "Edata was assigned an incorrect arena id"); + expect_zu_eq(edata_size_get(edata2), alloc_size2, + "Allocated edata of incorrect size"); + expect_false(edata_slab_get(edata2), + "Bump allocator incorrectly assigned 'slab' to true"); + expect_true(edata_committed_get(edata2), "Edata is not committed"); + + void *ptr2 = edata_addr_get(edata2); + expect_ptr_not_null(ptr, "Edata was assigned an invalid address"); + + uintptr_t ptrdiff = ptr2 > ptr ? (uintptr_t)ptr2 - (uintptr_t)ptr + : (uintptr_t)ptr - (uintptr_t)ptr2; + size_t between_allocs = (size_t)ptrdiff - alloc_size; + + expect_zu_ge(between_allocs, PAGE, + "Guard page between allocs is missing"); + + for (unsigned i = 0; i < alloc_n2; ++i) { + expect_u_eq(((unsigned *)ptr2)[i], 0, "Memory is not zeroed"); + } +} +TEST_END + +TEST_BEGIN(test_large_alloc_size) { + test_skip_if(!maps_coalesce || !opt_retain); + + tsdn_t *tsdn = tsdn_fetch(); + + san_bump_alloc_t sba; + san_bump_alloc_init(&sba); + + unsigned arena_ind = do_arena_create(0, 0); + assert_u_ne(arena_ind, UINT_MAX, "Failed to create an arena"); + + arena_t *arena = arena_get(tsdn, arena_ind, false); + pac_t *pac = &arena->pa_shard.pac; + + size_t alloc_size = SBA_RETAINED_ALLOC_SIZE * 2; + edata_t* edata = san_bump_alloc(tsdn, &sba, pac, pac_ehooks_get(pac), + alloc_size, /* zero */ false); + expect_u_eq(edata_arena_ind_get(edata), arena_ind, + "Edata was assigned an incorrect arena id"); + expect_zu_eq(edata_size_get(edata), alloc_size, + "Allocated edata of incorrect size"); + expect_false(edata_slab_get(edata), + "Bump allocator incorrectly assigned 'slab' to true"); + expect_true(edata_committed_get(edata), "Edata is not committed"); + + void *ptr = edata_addr_get(edata); + expect_ptr_not_null(ptr, "Edata was assigned an invalid address"); + /* Test that memory is allocated; no guard pages are misplaced */ + for (unsigned i = 0; i < alloc_size / PAGE; ++i) { + *((char *)ptr + PAGE * i) = 1; + } +} +TEST_END + +int +main(void) { + return test( + test_san_bump_alloc, + test_large_alloc_size); +} diff --git a/deps/jemalloc/test/unit/sc.c b/deps/jemalloc/test/unit/sc.c new file mode 100644 index 0000000..d207481 --- /dev/null +++ b/deps/jemalloc/test/unit/sc.c @@ -0,0 +1,33 @@ +#include "test/jemalloc_test.h" + +TEST_BEGIN(test_update_slab_size) { + sc_data_t data; + memset(&data, 0, sizeof(data)); + sc_data_init(&data); + sc_t *tiny = &data.sc[0]; + size_t tiny_size = (ZU(1) << tiny->lg_base) + + (ZU(tiny->ndelta) << tiny->lg_delta); + size_t pgs_too_big = (tiny_size * BITMAP_MAXBITS + PAGE - 1) / PAGE + 1; + sc_data_update_slab_size(&data, tiny_size, tiny_size, (int)pgs_too_big); + expect_zu_lt((size_t)tiny->pgs, pgs_too_big, "Allowed excessive pages"); + + sc_data_update_slab_size(&data, 1, 10 * PAGE, 1); + for (int i = 0; i < data.nbins; i++) { + sc_t *sc = &data.sc[i]; + size_t reg_size = (ZU(1) << sc->lg_base) + + (ZU(sc->ndelta) << sc->lg_delta); + if (reg_size <= PAGE) { + expect_d_eq(sc->pgs, 1, "Ignored valid page size hint"); + } else { + expect_d_gt(sc->pgs, 1, + "Allowed invalid page size hint"); + } + } +} +TEST_END + +int +main(void) { + return test( + test_update_slab_size); +} diff --git a/deps/jemalloc/test/unit/sec.c b/deps/jemalloc/test/unit/sec.c new file mode 100644 index 0000000..f3ec403 --- /dev/null +++ b/deps/jemalloc/test/unit/sec.c @@ -0,0 +1,634 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/sec.h" + +typedef struct pai_test_allocator_s pai_test_allocator_t; +struct pai_test_allocator_s { + pai_t pai; + bool alloc_fail; + size_t alloc_count; + size_t alloc_batch_count; + size_t dalloc_count; + size_t dalloc_batch_count; + /* + * We use a simple bump allocator as the implementation. This isn't + * *really* correct, since we may allow expansion into a subsequent + * allocation, but it's not like the SEC is really examining the + * pointers it gets back; this is mostly just helpful for debugging. + */ + uintptr_t next_ptr; + size_t expand_count; + bool expand_return_value; + size_t shrink_count; + bool shrink_return_value; +}; + +static void +test_sec_init(sec_t *sec, pai_t *fallback, size_t nshards, size_t max_alloc, + size_t max_bytes) { + sec_opts_t opts; + opts.nshards = 1; + opts.max_alloc = max_alloc; + opts.max_bytes = max_bytes; + /* + * Just choose reasonable defaults for these; most tests don't care so + * long as they're something reasonable. + */ + opts.bytes_after_flush = max_bytes / 2; + opts.batch_fill_extra = 4; + + /* + * We end up leaking this base, but that's fine; this test is + * short-running, and SECs are arena-scoped in reality. + */ + base_t *base = base_new(TSDN_NULL, /* ind */ 123, + &ehooks_default_extent_hooks, /* metadata_use_hooks */ true); + + bool err = sec_init(TSDN_NULL, sec, base, fallback, &opts); + assert_false(err, "Unexpected initialization failure"); + assert_u_ge(sec->npsizes, 0, "Zero size classes allowed for caching"); +} + +static inline edata_t * +pai_test_allocator_alloc(tsdn_t *tsdn, pai_t *self, size_t size, + size_t alignment, bool zero, bool guarded, bool frequent_reuse, + bool *deferred_work_generated) { + assert(!guarded); + pai_test_allocator_t *ta = (pai_test_allocator_t *)self; + if (ta->alloc_fail) { + return NULL; + } + edata_t *edata = malloc(sizeof(edata_t)); + assert_ptr_not_null(edata, ""); + ta->next_ptr += alignment - 1; + edata_init(edata, /* arena_ind */ 0, + (void *)(ta->next_ptr & ~(alignment - 1)), size, + /* slab */ false, + /* szind */ 0, /* sn */ 1, extent_state_active, /* zero */ zero, + /* comitted */ true, /* ranged */ false, EXTENT_NOT_HEAD); + ta->next_ptr += size; + ta->alloc_count++; + return edata; +} + +static inline size_t +pai_test_allocator_alloc_batch(tsdn_t *tsdn, pai_t *self, size_t size, + size_t nallocs, edata_list_active_t *results, + bool *deferred_work_generated) { + pai_test_allocator_t *ta = (pai_test_allocator_t *)self; + if (ta->alloc_fail) { + return 0; + } + for (size_t i = 0; i < nallocs; i++) { + edata_t *edata = malloc(sizeof(edata_t)); + assert_ptr_not_null(edata, ""); + edata_init(edata, /* arena_ind */ 0, + (void *)ta->next_ptr, size, + /* slab */ false, /* szind */ 0, /* sn */ 1, + extent_state_active, /* zero */ false, /* comitted */ true, + /* ranged */ false, EXTENT_NOT_HEAD); + ta->next_ptr += size; + ta->alloc_batch_count++; + edata_list_active_append(results, edata); + } + return nallocs; +} + +static bool +pai_test_allocator_expand(tsdn_t *tsdn, pai_t *self, edata_t *edata, + size_t old_size, size_t new_size, bool zero, + bool *deferred_work_generated) { + pai_test_allocator_t *ta = (pai_test_allocator_t *)self; + ta->expand_count++; + return ta->expand_return_value; +} + +static bool +pai_test_allocator_shrink(tsdn_t *tsdn, pai_t *self, edata_t *edata, + size_t old_size, size_t new_size, bool *deferred_work_generated) { + pai_test_allocator_t *ta = (pai_test_allocator_t *)self; + ta->shrink_count++; + return ta->shrink_return_value; +} + +static void +pai_test_allocator_dalloc(tsdn_t *tsdn, pai_t *self, edata_t *edata, + bool *deferred_work_generated) { + pai_test_allocator_t *ta = (pai_test_allocator_t *)self; + ta->dalloc_count++; + free(edata); +} + +static void +pai_test_allocator_dalloc_batch(tsdn_t *tsdn, pai_t *self, + edata_list_active_t *list, bool *deferred_work_generated) { + pai_test_allocator_t *ta = (pai_test_allocator_t *)self; + + edata_t *edata; + while ((edata = edata_list_active_first(list)) != NULL) { + edata_list_active_remove(list, edata); + ta->dalloc_batch_count++; + free(edata); + } +} + +static inline void +pai_test_allocator_init(pai_test_allocator_t *ta) { + ta->alloc_fail = false; + ta->alloc_count = 0; + ta->alloc_batch_count = 0; + ta->dalloc_count = 0; + ta->dalloc_batch_count = 0; + /* Just don't start the edata at 0. */ + ta->next_ptr = 10 * PAGE; + ta->expand_count = 0; + ta->expand_return_value = false; + ta->shrink_count = 0; + ta->shrink_return_value = false; + ta->pai.alloc = &pai_test_allocator_alloc; + ta->pai.alloc_batch = &pai_test_allocator_alloc_batch; + ta->pai.expand = &pai_test_allocator_expand; + ta->pai.shrink = &pai_test_allocator_shrink; + ta->pai.dalloc = &pai_test_allocator_dalloc; + ta->pai.dalloc_batch = &pai_test_allocator_dalloc_batch; +} + +TEST_BEGIN(test_reuse) { + pai_test_allocator_t ta; + pai_test_allocator_init(&ta); + sec_t sec; + /* + * We can't use the "real" tsd, since we malloc within the test + * allocator hooks; we'd get lock inversion crashes. Eventually, we + * should have a way to mock tsds, but for now just don't do any + * lock-order checking. + */ + tsdn_t *tsdn = TSDN_NULL; + /* + * 11 allocs apiece of 1-PAGE and 2-PAGE objects means that we should be + * able to get to 33 pages in the cache before triggering a flush. We + * set the flush liimt to twice this amount, to avoid accidentally + * triggering a flush caused by the batch-allocation down the cache fill + * pathway disrupting ordering. + */ + enum { NALLOCS = 11 }; + edata_t *one_page[NALLOCS]; + edata_t *two_page[NALLOCS]; + bool deferred_work_generated = false; + test_sec_init(&sec, &ta.pai, /* nshards */ 1, /* max_alloc */ 2 * PAGE, + /* max_bytes */ 2 * (NALLOCS * PAGE + NALLOCS * 2 * PAGE)); + for (int i = 0; i < NALLOCS; i++) { + one_page[i] = pai_alloc(tsdn, &sec.pai, PAGE, PAGE, + /* zero */ false, /* guarded */ false, /* frequent_reuse */ + false, &deferred_work_generated); + expect_ptr_not_null(one_page[i], "Unexpected alloc failure"); + two_page[i] = pai_alloc(tsdn, &sec.pai, 2 * PAGE, PAGE, + /* zero */ false, /* guarded */ false, /* frequent_reuse */ + false, &deferred_work_generated); + expect_ptr_not_null(one_page[i], "Unexpected alloc failure"); + } + expect_zu_eq(0, ta.alloc_count, "Should be using batch allocs"); + size_t max_allocs = ta.alloc_count + ta.alloc_batch_count; + expect_zu_le(2 * NALLOCS, max_allocs, + "Incorrect number of allocations"); + expect_zu_eq(0, ta.dalloc_count, + "Incorrect number of allocations"); + /* + * Free in a different order than we allocated, to make sure free-list + * separation works correctly. + */ + for (int i = NALLOCS - 1; i >= 0; i--) { + pai_dalloc(tsdn, &sec.pai, one_page[i], + &deferred_work_generated); + } + for (int i = NALLOCS - 1; i >= 0; i--) { + pai_dalloc(tsdn, &sec.pai, two_page[i], + &deferred_work_generated); + } + expect_zu_eq(max_allocs, ta.alloc_count + ta.alloc_batch_count, + "Incorrect number of allocations"); + expect_zu_eq(0, ta.dalloc_count, + "Incorrect number of allocations"); + /* + * Check that the n'th most recent deallocated extent is returned for + * the n'th alloc request of a given size. + */ + for (int i = 0; i < NALLOCS; i++) { + edata_t *alloc1 = pai_alloc(tsdn, &sec.pai, PAGE, PAGE, + /* zero */ false, /* guarded */ false, /* frequent_reuse */ + false, &deferred_work_generated); + edata_t *alloc2 = pai_alloc(tsdn, &sec.pai, 2 * PAGE, PAGE, + /* zero */ false, /* guarded */ false, /* frequent_reuse */ + false, &deferred_work_generated); + expect_ptr_eq(one_page[i], alloc1, + "Got unexpected allocation"); + expect_ptr_eq(two_page[i], alloc2, + "Got unexpected allocation"); + } + expect_zu_eq(max_allocs, ta.alloc_count + ta.alloc_batch_count, + "Incorrect number of allocations"); + expect_zu_eq(0, ta.dalloc_count, + "Incorrect number of allocations"); +} +TEST_END + + +TEST_BEGIN(test_auto_flush) { + pai_test_allocator_t ta; + pai_test_allocator_init(&ta); + sec_t sec; + /* See the note above -- we can't use the real tsd. */ + tsdn_t *tsdn = TSDN_NULL; + /* + * 10-allocs apiece of 1-PAGE and 2-PAGE objects means that we should be + * able to get to 30 pages in the cache before triggering a flush. The + * choice of NALLOCS here is chosen to match the batch allocation + * default (4 extra + 1 == 5; so 10 allocations leaves the cache exactly + * empty, even in the presence of batch allocation on fill). + * Eventually, once our allocation batching strategies become smarter, + * this should change. + */ + enum { NALLOCS = 10 }; + edata_t *extra_alloc; + edata_t *allocs[NALLOCS]; + bool deferred_work_generated = false; + test_sec_init(&sec, &ta.pai, /* nshards */ 1, /* max_alloc */ PAGE, + /* max_bytes */ NALLOCS * PAGE); + for (int i = 0; i < NALLOCS; i++) { + allocs[i] = pai_alloc(tsdn, &sec.pai, PAGE, PAGE, + /* zero */ false, /* guarded */ false, /* frequent_reuse */ + false, &deferred_work_generated); + expect_ptr_not_null(allocs[i], "Unexpected alloc failure"); + } + extra_alloc = pai_alloc(tsdn, &sec.pai, PAGE, PAGE, /* zero */ false, + /* guarded */ false, /* frequent_reuse */ false, + &deferred_work_generated); + expect_ptr_not_null(extra_alloc, "Unexpected alloc failure"); + size_t max_allocs = ta.alloc_count + ta.alloc_batch_count; + expect_zu_le(NALLOCS + 1, max_allocs, + "Incorrect number of allocations"); + expect_zu_eq(0, ta.dalloc_count, + "Incorrect number of allocations"); + /* Free until the SEC is full, but should not have flushed yet. */ + for (int i = 0; i < NALLOCS; i++) { + pai_dalloc(tsdn, &sec.pai, allocs[i], &deferred_work_generated); + } + expect_zu_le(NALLOCS + 1, max_allocs, + "Incorrect number of allocations"); + expect_zu_eq(0, ta.dalloc_count, + "Incorrect number of allocations"); + /* + * Free the extra allocation; this should trigger a flush. The internal + * flushing logic is allowed to get complicated; for now, we rely on our + * whitebox knowledge of the fact that the SEC flushes bins in their + * entirety when it decides to do so, and it has only one bin active + * right now. + */ + pai_dalloc(tsdn, &sec.pai, extra_alloc, &deferred_work_generated); + expect_zu_eq(max_allocs, ta.alloc_count + ta.alloc_batch_count, + "Incorrect number of allocations"); + expect_zu_eq(0, ta.dalloc_count, + "Incorrect number of (non-batch) deallocations"); + expect_zu_eq(NALLOCS + 1, ta.dalloc_batch_count, + "Incorrect number of batch deallocations"); +} +TEST_END + +/* + * A disable and a flush are *almost* equivalent; the only difference is what + * happens afterwards; disabling disallows all future caching as well. + */ +static void +do_disable_flush_test(bool is_disable) { + pai_test_allocator_t ta; + pai_test_allocator_init(&ta); + sec_t sec; + /* See the note above -- we can't use the real tsd. */ + tsdn_t *tsdn = TSDN_NULL; + + enum { NALLOCS = 11 }; + edata_t *allocs[NALLOCS]; + bool deferred_work_generated = false; + test_sec_init(&sec, &ta.pai, /* nshards */ 1, /* max_alloc */ PAGE, + /* max_bytes */ NALLOCS * PAGE); + for (int i = 0; i < NALLOCS; i++) { + allocs[i] = pai_alloc(tsdn, &sec.pai, PAGE, PAGE, + /* zero */ false, /* guarded */ false, /* frequent_reuse */ + false, &deferred_work_generated); + expect_ptr_not_null(allocs[i], "Unexpected alloc failure"); + } + /* Free all but the last aloc. */ + for (int i = 0; i < NALLOCS - 1; i++) { + pai_dalloc(tsdn, &sec.pai, allocs[i], &deferred_work_generated); + } + size_t max_allocs = ta.alloc_count + ta.alloc_batch_count; + + expect_zu_le(NALLOCS, max_allocs, "Incorrect number of allocations"); + expect_zu_eq(0, ta.dalloc_count, + "Incorrect number of allocations"); + + if (is_disable) { + sec_disable(tsdn, &sec); + } else { + sec_flush(tsdn, &sec); + } + + expect_zu_eq(max_allocs, ta.alloc_count + ta.alloc_batch_count, + "Incorrect number of allocations"); + expect_zu_eq(0, ta.dalloc_count, + "Incorrect number of (non-batch) deallocations"); + expect_zu_le(NALLOCS - 1, ta.dalloc_batch_count, + "Incorrect number of batch deallocations"); + size_t old_dalloc_batch_count = ta.dalloc_batch_count; + + /* + * If we free into a disabled SEC, it should forward to the fallback. + * Otherwise, the SEC should accept the allocation. + */ + pai_dalloc(tsdn, &sec.pai, allocs[NALLOCS - 1], + &deferred_work_generated); + + expect_zu_eq(max_allocs, ta.alloc_count + ta.alloc_batch_count, + "Incorrect number of allocations"); + expect_zu_eq(is_disable ? 1 : 0, ta.dalloc_count, + "Incorrect number of (non-batch) deallocations"); + expect_zu_eq(old_dalloc_batch_count, ta.dalloc_batch_count, + "Incorrect number of batch deallocations"); +} + +TEST_BEGIN(test_disable) { + do_disable_flush_test(/* is_disable */ true); +} +TEST_END + +TEST_BEGIN(test_flush) { + do_disable_flush_test(/* is_disable */ false); +} +TEST_END + +TEST_BEGIN(test_max_alloc_respected) { + pai_test_allocator_t ta; + pai_test_allocator_init(&ta); + sec_t sec; + /* See the note above -- we can't use the real tsd. */ + tsdn_t *tsdn = TSDN_NULL; + + size_t max_alloc = 2 * PAGE; + size_t attempted_alloc = 3 * PAGE; + + bool deferred_work_generated = false; + + test_sec_init(&sec, &ta.pai, /* nshards */ 1, max_alloc, + /* max_bytes */ 1000 * PAGE); + + for (size_t i = 0; i < 100; i++) { + expect_zu_eq(i, ta.alloc_count, + "Incorrect number of allocations"); + expect_zu_eq(i, ta.dalloc_count, + "Incorrect number of deallocations"); + edata_t *edata = pai_alloc(tsdn, &sec.pai, attempted_alloc, + PAGE, /* zero */ false, /* guarded */ false, + /* frequent_reuse */ false, &deferred_work_generated); + expect_ptr_not_null(edata, "Unexpected alloc failure"); + expect_zu_eq(i + 1, ta.alloc_count, + "Incorrect number of allocations"); + expect_zu_eq(i, ta.dalloc_count, + "Incorrect number of deallocations"); + pai_dalloc(tsdn, &sec.pai, edata, &deferred_work_generated); + } +} +TEST_END + +TEST_BEGIN(test_expand_shrink_delegate) { + /* + * Expand and shrink shouldn't affect sec state; they should just + * delegate to the fallback PAI. + */ + pai_test_allocator_t ta; + pai_test_allocator_init(&ta); + sec_t sec; + /* See the note above -- we can't use the real tsd. */ + tsdn_t *tsdn = TSDN_NULL; + + bool deferred_work_generated = false; + + test_sec_init(&sec, &ta.pai, /* nshards */ 1, /* max_alloc */ 10 * PAGE, + /* max_bytes */ 1000 * PAGE); + edata_t *edata = pai_alloc(tsdn, &sec.pai, PAGE, PAGE, + /* zero */ false, /* guarded */ false, /* frequent_reuse */ false, + &deferred_work_generated); + expect_ptr_not_null(edata, "Unexpected alloc failure"); + + bool err = pai_expand(tsdn, &sec.pai, edata, PAGE, 4 * PAGE, + /* zero */ false, &deferred_work_generated); + expect_false(err, "Unexpected expand failure"); + expect_zu_eq(1, ta.expand_count, ""); + ta.expand_return_value = true; + err = pai_expand(tsdn, &sec.pai, edata, 4 * PAGE, 3 * PAGE, + /* zero */ false, &deferred_work_generated); + expect_true(err, "Unexpected expand success"); + expect_zu_eq(2, ta.expand_count, ""); + + err = pai_shrink(tsdn, &sec.pai, edata, 4 * PAGE, 2 * PAGE, + &deferred_work_generated); + expect_false(err, "Unexpected shrink failure"); + expect_zu_eq(1, ta.shrink_count, ""); + ta.shrink_return_value = true; + err = pai_shrink(tsdn, &sec.pai, edata, 2 * PAGE, PAGE, + &deferred_work_generated); + expect_true(err, "Unexpected shrink success"); + expect_zu_eq(2, ta.shrink_count, ""); +} +TEST_END + +TEST_BEGIN(test_nshards_0) { + pai_test_allocator_t ta; + pai_test_allocator_init(&ta); + sec_t sec; + /* See the note above -- we can't use the real tsd. */ + tsdn_t *tsdn = TSDN_NULL; + base_t *base = base_new(TSDN_NULL, /* ind */ 123, + &ehooks_default_extent_hooks, /* metadata_use_hooks */ true); + + sec_opts_t opts = SEC_OPTS_DEFAULT; + opts.nshards = 0; + sec_init(TSDN_NULL, &sec, base, &ta.pai, &opts); + + bool deferred_work_generated = false; + edata_t *edata = pai_alloc(tsdn, &sec.pai, PAGE, PAGE, + /* zero */ false, /* guarded */ false, /* frequent_reuse */ false, + &deferred_work_generated); + pai_dalloc(tsdn, &sec.pai, edata, &deferred_work_generated); + + /* Both operations should have gone directly to the fallback. */ + expect_zu_eq(1, ta.alloc_count, ""); + expect_zu_eq(1, ta.dalloc_count, ""); +} +TEST_END + +static void +expect_stats_pages(tsdn_t *tsdn, sec_t *sec, size_t npages) { + sec_stats_t stats; + /* + * Check that the stats merging accumulates rather than overwrites by + * putting some (made up) data there to begin with. + */ + stats.bytes = 123; + sec_stats_merge(tsdn, sec, &stats); + assert_zu_le(npages * PAGE + 123, stats.bytes, ""); +} + +TEST_BEGIN(test_stats_simple) { + pai_test_allocator_t ta; + pai_test_allocator_init(&ta); + sec_t sec; + + /* See the note above -- we can't use the real tsd. */ + tsdn_t *tsdn = TSDN_NULL; + + enum { + NITERS = 100, + FLUSH_PAGES = 20, + }; + + bool deferred_work_generated = false; + + test_sec_init(&sec, &ta.pai, /* nshards */ 1, /* max_alloc */ PAGE, + /* max_bytes */ FLUSH_PAGES * PAGE); + + edata_t *allocs[FLUSH_PAGES]; + for (size_t i = 0; i < FLUSH_PAGES; i++) { + allocs[i] = pai_alloc(tsdn, &sec.pai, PAGE, PAGE, + /* zero */ false, /* guarded */ false, /* frequent_reuse */ + false, &deferred_work_generated); + expect_stats_pages(tsdn, &sec, 0); + } + + /* Increase and decrease, without flushing. */ + for (size_t i = 0; i < NITERS; i++) { + for (size_t j = 0; j < FLUSH_PAGES / 2; j++) { + pai_dalloc(tsdn, &sec.pai, allocs[j], + &deferred_work_generated); + expect_stats_pages(tsdn, &sec, j + 1); + } + for (size_t j = 0; j < FLUSH_PAGES / 2; j++) { + allocs[j] = pai_alloc(tsdn, &sec.pai, PAGE, PAGE, + /* zero */ false, /* guarded */ false, + /* frequent_reuse */ false, + &deferred_work_generated); + expect_stats_pages(tsdn, &sec, FLUSH_PAGES / 2 - j - 1); + } + } +} +TEST_END + +TEST_BEGIN(test_stats_auto_flush) { + pai_test_allocator_t ta; + pai_test_allocator_init(&ta); + sec_t sec; + + /* See the note above -- we can't use the real tsd. */ + tsdn_t *tsdn = TSDN_NULL; + + enum { + FLUSH_PAGES = 10, + }; + + test_sec_init(&sec, &ta.pai, /* nshards */ 1, /* max_alloc */ PAGE, + /* max_bytes */ FLUSH_PAGES * PAGE); + + edata_t *extra_alloc0; + edata_t *extra_alloc1; + edata_t *allocs[2 * FLUSH_PAGES]; + + bool deferred_work_generated = false; + + extra_alloc0 = pai_alloc(tsdn, &sec.pai, PAGE, PAGE, /* zero */ false, + /* guarded */ false, /* frequent_reuse */ false, + &deferred_work_generated); + extra_alloc1 = pai_alloc(tsdn, &sec.pai, PAGE, PAGE, /* zero */ false, + /* guarded */ false, /* frequent_reuse */ false, + &deferred_work_generated); + + for (size_t i = 0; i < 2 * FLUSH_PAGES; i++) { + allocs[i] = pai_alloc(tsdn, &sec.pai, PAGE, PAGE, + /* zero */ false, /* guarded */ false, /* frequent_reuse */ + false, &deferred_work_generated); + } + + for (size_t i = 0; i < FLUSH_PAGES; i++) { + pai_dalloc(tsdn, &sec.pai, allocs[i], &deferred_work_generated); + } + pai_dalloc(tsdn, &sec.pai, extra_alloc0, &deferred_work_generated); + + /* Flush the remaining pages; stats should still work. */ + for (size_t i = 0; i < FLUSH_PAGES; i++) { + pai_dalloc(tsdn, &sec.pai, allocs[FLUSH_PAGES + i], + &deferred_work_generated); + } + + pai_dalloc(tsdn, &sec.pai, extra_alloc1, &deferred_work_generated); + + expect_stats_pages(tsdn, &sec, ta.alloc_count + ta.alloc_batch_count + - ta.dalloc_count - ta.dalloc_batch_count); +} +TEST_END + +TEST_BEGIN(test_stats_manual_flush) { + pai_test_allocator_t ta; + pai_test_allocator_init(&ta); + sec_t sec; + + /* See the note above -- we can't use the real tsd. */ + tsdn_t *tsdn = TSDN_NULL; + + enum { + FLUSH_PAGES = 10, + }; + + test_sec_init(&sec, &ta.pai, /* nshards */ 1, /* max_alloc */ PAGE, + /* max_bytes */ FLUSH_PAGES * PAGE); + + bool deferred_work_generated = false; + edata_t *allocs[FLUSH_PAGES]; + for (size_t i = 0; i < FLUSH_PAGES; i++) { + allocs[i] = pai_alloc(tsdn, &sec.pai, PAGE, PAGE, + /* zero */ false, /* guarded */ false, /* frequent_reuse */ + false, &deferred_work_generated); + expect_stats_pages(tsdn, &sec, 0); + } + + /* Dalloc the first half of the allocations. */ + for (size_t i = 0; i < FLUSH_PAGES / 2; i++) { + pai_dalloc(tsdn, &sec.pai, allocs[i], &deferred_work_generated); + expect_stats_pages(tsdn, &sec, i + 1); + } + + sec_flush(tsdn, &sec); + expect_stats_pages(tsdn, &sec, 0); + + /* Flush the remaining pages. */ + for (size_t i = 0; i < FLUSH_PAGES / 2; i++) { + pai_dalloc(tsdn, &sec.pai, allocs[FLUSH_PAGES / 2 + i], + &deferred_work_generated); + expect_stats_pages(tsdn, &sec, i + 1); + } + sec_disable(tsdn, &sec); + expect_stats_pages(tsdn, &sec, 0); +} +TEST_END + +int +main(void) { + return test( + test_reuse, + test_auto_flush, + test_disable, + test_flush, + test_max_alloc_respected, + test_expand_shrink_delegate, + test_nshards_0, + test_stats_simple, + test_stats_auto_flush, + test_stats_manual_flush); +} diff --git a/deps/jemalloc/test/unit/seq.c b/deps/jemalloc/test/unit/seq.c new file mode 100644 index 0000000..06ed683 --- /dev/null +++ b/deps/jemalloc/test/unit/seq.c @@ -0,0 +1,95 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/seq.h" + +typedef struct data_s data_t; +struct data_s { + int arr[10]; +}; + +static void +set_data(data_t *data, int num) { + for (int i = 0; i < 10; i++) { + data->arr[i] = num; + } +} + +static void +expect_data(data_t *data) { + int num = data->arr[0]; + for (int i = 0; i < 10; i++) { + expect_d_eq(num, data->arr[i], "Data consistency error"); + } +} + +seq_define(data_t, data) + +typedef struct thd_data_s thd_data_t; +struct thd_data_s { + seq_data_t data; +}; + +static void * +seq_reader_thd(void *arg) { + thd_data_t *thd_data = (thd_data_t *)arg; + int iter = 0; + data_t local_data; + while (iter < 1000 * 1000 - 1) { + bool success = seq_try_load_data(&local_data, &thd_data->data); + if (success) { + expect_data(&local_data); + expect_d_le(iter, local_data.arr[0], + "Seq read went back in time."); + iter = local_data.arr[0]; + } + } + return NULL; +} + +static void * +seq_writer_thd(void *arg) { + thd_data_t *thd_data = (thd_data_t *)arg; + data_t local_data; + memset(&local_data, 0, sizeof(local_data)); + for (int i = 0; i < 1000 * 1000; i++) { + set_data(&local_data, i); + seq_store_data(&thd_data->data, &local_data); + } + return NULL; +} + +TEST_BEGIN(test_seq_threaded) { + thd_data_t thd_data; + memset(&thd_data, 0, sizeof(thd_data)); + + thd_t reader; + thd_t writer; + + thd_create(&reader, seq_reader_thd, &thd_data); + thd_create(&writer, seq_writer_thd, &thd_data); + + thd_join(reader, NULL); + thd_join(writer, NULL); +} +TEST_END + +TEST_BEGIN(test_seq_simple) { + data_t data; + seq_data_t seq; + memset(&seq, 0, sizeof(seq)); + for (int i = 0; i < 1000 * 1000; i++) { + set_data(&data, i); + seq_store_data(&seq, &data); + set_data(&data, 0); + bool success = seq_try_load_data(&data, &seq); + expect_b_eq(success, true, "Failed non-racing read"); + expect_data(&data); + } +} +TEST_END + +int main(void) { + return test_no_reentrancy( + test_seq_simple, + test_seq_threaded); +} diff --git a/deps/jemalloc/test/unit/size_check.c b/deps/jemalloc/test/unit/size_check.c new file mode 100644 index 0000000..accdc40 --- /dev/null +++ b/deps/jemalloc/test/unit/size_check.c @@ -0,0 +1,79 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/safety_check.h" + +bool fake_abort_called; +void fake_abort(const char *message) { + (void)message; + fake_abort_called = true; +} + +#define SMALL_SIZE1 SC_SMALL_MAXCLASS +#define SMALL_SIZE2 (SC_SMALL_MAXCLASS / 2) + +#define LARGE_SIZE1 SC_LARGE_MINCLASS +#define LARGE_SIZE2 (LARGE_SIZE1 * 2) + +void * +test_invalid_size_pre(size_t sz) { + safety_check_set_abort(&fake_abort); + + fake_abort_called = false; + void *ptr = malloc(sz); + assert_ptr_not_null(ptr, "Unexpected failure"); + + return ptr; +} + +void +test_invalid_size_post(void) { + expect_true(fake_abort_called, "Safety check didn't fire"); + safety_check_set_abort(NULL); +} + +TEST_BEGIN(test_invalid_size_sdallocx) { + test_skip_if(!config_opt_size_checks); + + void *ptr = test_invalid_size_pre(SMALL_SIZE1); + sdallocx(ptr, SMALL_SIZE2, 0); + test_invalid_size_post(); + + ptr = test_invalid_size_pre(LARGE_SIZE1); + sdallocx(ptr, LARGE_SIZE2, 0); + test_invalid_size_post(); +} +TEST_END + +TEST_BEGIN(test_invalid_size_sdallocx_nonzero_flag) { + test_skip_if(!config_opt_size_checks); + + void *ptr = test_invalid_size_pre(SMALL_SIZE1); + sdallocx(ptr, SMALL_SIZE2, MALLOCX_TCACHE_NONE); + test_invalid_size_post(); + + ptr = test_invalid_size_pre(LARGE_SIZE1); + sdallocx(ptr, LARGE_SIZE2, MALLOCX_TCACHE_NONE); + test_invalid_size_post(); +} +TEST_END + +TEST_BEGIN(test_invalid_size_sdallocx_noflags) { + test_skip_if(!config_opt_size_checks); + + void *ptr = test_invalid_size_pre(SMALL_SIZE1); + je_sdallocx_noflags(ptr, SMALL_SIZE2); + test_invalid_size_post(); + + ptr = test_invalid_size_pre(LARGE_SIZE1); + je_sdallocx_noflags(ptr, LARGE_SIZE2); + test_invalid_size_post(); +} +TEST_END + +int +main(void) { + return test( + test_invalid_size_sdallocx, + test_invalid_size_sdallocx_nonzero_flag, + test_invalid_size_sdallocx_noflags); +} diff --git a/deps/jemalloc/test/unit/size_check.sh b/deps/jemalloc/test/unit/size_check.sh new file mode 100644 index 0000000..352d110 --- /dev/null +++ b/deps/jemalloc/test/unit/size_check.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:false" +fi diff --git a/deps/jemalloc/test/unit/size_classes.c b/deps/jemalloc/test/unit/size_classes.c new file mode 100644 index 0000000..c70eb59 --- /dev/null +++ b/deps/jemalloc/test/unit/size_classes.c @@ -0,0 +1,188 @@ +#include "test/jemalloc_test.h" + +static size_t +get_max_size_class(void) { + unsigned nlextents; + size_t mib[4]; + size_t sz, miblen, max_size_class; + + sz = sizeof(unsigned); + expect_d_eq(mallctl("arenas.nlextents", (void *)&nlextents, &sz, NULL, + 0), 0, "Unexpected mallctl() error"); + + miblen = sizeof(mib) / sizeof(size_t); + expect_d_eq(mallctlnametomib("arenas.lextent.0.size", mib, &miblen), 0, + "Unexpected mallctlnametomib() error"); + mib[2] = nlextents - 1; + + sz = sizeof(size_t); + expect_d_eq(mallctlbymib(mib, miblen, (void *)&max_size_class, &sz, + NULL, 0), 0, "Unexpected mallctlbymib() error"); + + return max_size_class; +} + +TEST_BEGIN(test_size_classes) { + size_t size_class, max_size_class; + szind_t index, max_index; + + max_size_class = get_max_size_class(); + max_index = sz_size2index(max_size_class); + + for (index = 0, size_class = sz_index2size(index); index < max_index || + size_class < max_size_class; index++, size_class = + sz_index2size(index)) { + expect_true(index < max_index, + "Loop conditionals should be equivalent; index=%u, " + "size_class=%zu (%#zx)", index, size_class, size_class); + expect_true(size_class < max_size_class, + "Loop conditionals should be equivalent; index=%u, " + "size_class=%zu (%#zx)", index, size_class, size_class); + + expect_u_eq(index, sz_size2index(size_class), + "sz_size2index() does not reverse sz_index2size(): index=%u" + " --> size_class=%zu --> index=%u --> size_class=%zu", + index, size_class, sz_size2index(size_class), + sz_index2size(sz_size2index(size_class))); + expect_zu_eq(size_class, + sz_index2size(sz_size2index(size_class)), + "sz_index2size() does not reverse sz_size2index(): index=%u" + " --> size_class=%zu --> index=%u --> size_class=%zu", + index, size_class, sz_size2index(size_class), + sz_index2size(sz_size2index(size_class))); + + expect_u_eq(index+1, sz_size2index(size_class+1), + "Next size_class does not round up properly"); + + expect_zu_eq(size_class, (index > 0) ? + sz_s2u(sz_index2size(index-1)+1) : sz_s2u(1), + "sz_s2u() does not round up to size class"); + expect_zu_eq(size_class, sz_s2u(size_class-1), + "sz_s2u() does not round up to size class"); + expect_zu_eq(size_class, sz_s2u(size_class), + "sz_s2u() does not compute same size class"); + expect_zu_eq(sz_s2u(size_class+1), sz_index2size(index+1), + "sz_s2u() does not round up to next size class"); + } + + expect_u_eq(index, sz_size2index(sz_index2size(index)), + "sz_size2index() does not reverse sz_index2size()"); + expect_zu_eq(max_size_class, sz_index2size( + sz_size2index(max_size_class)), + "sz_index2size() does not reverse sz_size2index()"); + + expect_zu_eq(size_class, sz_s2u(sz_index2size(index-1)+1), + "sz_s2u() does not round up to size class"); + expect_zu_eq(size_class, sz_s2u(size_class-1), + "sz_s2u() does not round up to size class"); + expect_zu_eq(size_class, sz_s2u(size_class), + "sz_s2u() does not compute same size class"); +} +TEST_END + +TEST_BEGIN(test_psize_classes) { + size_t size_class, max_psz; + pszind_t pind, max_pind; + + max_psz = get_max_size_class() + PAGE; + max_pind = sz_psz2ind(max_psz); + + for (pind = 0, size_class = sz_pind2sz(pind); + pind < max_pind || size_class < max_psz; + pind++, size_class = sz_pind2sz(pind)) { + expect_true(pind < max_pind, + "Loop conditionals should be equivalent; pind=%u, " + "size_class=%zu (%#zx)", pind, size_class, size_class); + expect_true(size_class < max_psz, + "Loop conditionals should be equivalent; pind=%u, " + "size_class=%zu (%#zx)", pind, size_class, size_class); + + expect_u_eq(pind, sz_psz2ind(size_class), + "sz_psz2ind() does not reverse sz_pind2sz(): pind=%u -->" + " size_class=%zu --> pind=%u --> size_class=%zu", pind, + size_class, sz_psz2ind(size_class), + sz_pind2sz(sz_psz2ind(size_class))); + expect_zu_eq(size_class, sz_pind2sz(sz_psz2ind(size_class)), + "sz_pind2sz() does not reverse sz_psz2ind(): pind=%u -->" + " size_class=%zu --> pind=%u --> size_class=%zu", pind, + size_class, sz_psz2ind(size_class), + sz_pind2sz(sz_psz2ind(size_class))); + + if (size_class == SC_LARGE_MAXCLASS) { + expect_u_eq(SC_NPSIZES, sz_psz2ind(size_class + 1), + "Next size_class does not round up properly"); + } else { + expect_u_eq(pind + 1, sz_psz2ind(size_class + 1), + "Next size_class does not round up properly"); + } + + expect_zu_eq(size_class, (pind > 0) ? + sz_psz2u(sz_pind2sz(pind-1)+1) : sz_psz2u(1), + "sz_psz2u() does not round up to size class"); + expect_zu_eq(size_class, sz_psz2u(size_class-1), + "sz_psz2u() does not round up to size class"); + expect_zu_eq(size_class, sz_psz2u(size_class), + "sz_psz2u() does not compute same size class"); + expect_zu_eq(sz_psz2u(size_class+1), sz_pind2sz(pind+1), + "sz_psz2u() does not round up to next size class"); + } + + expect_u_eq(pind, sz_psz2ind(sz_pind2sz(pind)), + "sz_psz2ind() does not reverse sz_pind2sz()"); + expect_zu_eq(max_psz, sz_pind2sz(sz_psz2ind(max_psz)), + "sz_pind2sz() does not reverse sz_psz2ind()"); + + expect_zu_eq(size_class, sz_psz2u(sz_pind2sz(pind-1)+1), + "sz_psz2u() does not round up to size class"); + expect_zu_eq(size_class, sz_psz2u(size_class-1), + "sz_psz2u() does not round up to size class"); + expect_zu_eq(size_class, sz_psz2u(size_class), + "sz_psz2u() does not compute same size class"); +} +TEST_END + +TEST_BEGIN(test_overflow) { + size_t max_size_class, max_psz; + + max_size_class = get_max_size_class(); + max_psz = max_size_class + PAGE; + + expect_u_eq(sz_size2index(max_size_class+1), SC_NSIZES, + "sz_size2index() should return NSIZES on overflow"); + expect_u_eq(sz_size2index(ZU(PTRDIFF_MAX)+1), SC_NSIZES, + "sz_size2index() should return NSIZES on overflow"); + expect_u_eq(sz_size2index(SIZE_T_MAX), SC_NSIZES, + "sz_size2index() should return NSIZES on overflow"); + + expect_zu_eq(sz_s2u(max_size_class+1), 0, + "sz_s2u() should return 0 for unsupported size"); + expect_zu_eq(sz_s2u(ZU(PTRDIFF_MAX)+1), 0, + "sz_s2u() should return 0 for unsupported size"); + expect_zu_eq(sz_s2u(SIZE_T_MAX), 0, + "sz_s2u() should return 0 on overflow"); + + expect_u_eq(sz_psz2ind(max_size_class+1), SC_NPSIZES, + "sz_psz2ind() should return NPSIZES on overflow"); + expect_u_eq(sz_psz2ind(ZU(PTRDIFF_MAX)+1), SC_NPSIZES, + "sz_psz2ind() should return NPSIZES on overflow"); + expect_u_eq(sz_psz2ind(SIZE_T_MAX), SC_NPSIZES, + "sz_psz2ind() should return NPSIZES on overflow"); + + expect_zu_eq(sz_psz2u(max_size_class+1), max_psz, + "sz_psz2u() should return (LARGE_MAXCLASS + PAGE) for unsupported" + " size"); + expect_zu_eq(sz_psz2u(ZU(PTRDIFF_MAX)+1), max_psz, + "sz_psz2u() should return (LARGE_MAXCLASS + PAGE) for unsupported " + "size"); + expect_zu_eq(sz_psz2u(SIZE_T_MAX), max_psz, + "sz_psz2u() should return (LARGE_MAXCLASS + PAGE) on overflow"); +} +TEST_END + +int +main(void) { + return test( + test_size_classes, + test_psize_classes, + test_overflow); +} diff --git a/deps/jemalloc/test/unit/slab.c b/deps/jemalloc/test/unit/slab.c new file mode 100644 index 0000000..70fc5c7 --- /dev/null +++ b/deps/jemalloc/test/unit/slab.c @@ -0,0 +1,39 @@ +#include "test/jemalloc_test.h" + +#define INVALID_ARENA_IND ((1U << MALLOCX_ARENA_BITS) - 1) + +TEST_BEGIN(test_arena_slab_regind) { + szind_t binind; + + for (binind = 0; binind < SC_NBINS; binind++) { + size_t regind; + edata_t slab; + const bin_info_t *bin_info = &bin_infos[binind]; + edata_init(&slab, INVALID_ARENA_IND, + mallocx(bin_info->slab_size, MALLOCX_LG_ALIGN(LG_PAGE)), + bin_info->slab_size, true, + binind, 0, extent_state_active, false, true, EXTENT_PAI_PAC, + EXTENT_NOT_HEAD); + expect_ptr_not_null(edata_addr_get(&slab), + "Unexpected malloc() failure"); + arena_dalloc_bin_locked_info_t dalloc_info; + arena_dalloc_bin_locked_begin(&dalloc_info, binind); + for (regind = 0; regind < bin_info->nregs; regind++) { + void *reg = (void *)((uintptr_t)edata_addr_get(&slab) + + (bin_info->reg_size * regind)); + expect_zu_eq(arena_slab_regind(&dalloc_info, binind, + &slab, reg), + regind, + "Incorrect region index computed for size %zu", + bin_info->reg_size); + } + free(edata_addr_get(&slab)); + } +} +TEST_END + +int +main(void) { + return test( + test_arena_slab_regind); +} diff --git a/deps/jemalloc/test/unit/smoothstep.c b/deps/jemalloc/test/unit/smoothstep.c new file mode 100644 index 0000000..588c9f4 --- /dev/null +++ b/deps/jemalloc/test/unit/smoothstep.c @@ -0,0 +1,102 @@ +#include "test/jemalloc_test.h" + +static const uint64_t smoothstep_tab[] = { +#define STEP(step, h, x, y) \ + h, + SMOOTHSTEP +#undef STEP +}; + +TEST_BEGIN(test_smoothstep_integral) { + uint64_t sum, min, max; + unsigned i; + + /* + * The integral of smoothstep in the [0..1] range equals 1/2. Verify + * that the fixed point representation's integral is no more than + * rounding error distant from 1/2. Regarding rounding, each table + * element is rounded down to the nearest fixed point value, so the + * integral may be off by as much as SMOOTHSTEP_NSTEPS ulps. + */ + sum = 0; + for (i = 0; i < SMOOTHSTEP_NSTEPS; i++) { + sum += smoothstep_tab[i]; + } + + max = (KQU(1) << (SMOOTHSTEP_BFP-1)) * (SMOOTHSTEP_NSTEPS+1); + min = max - SMOOTHSTEP_NSTEPS; + + expect_u64_ge(sum, min, + "Integral too small, even accounting for truncation"); + expect_u64_le(sum, max, "Integral exceeds 1/2"); + if (false) { + malloc_printf("%"FMTu64" ulps under 1/2 (limit %d)\n", + max - sum, SMOOTHSTEP_NSTEPS); + } +} +TEST_END + +TEST_BEGIN(test_smoothstep_monotonic) { + uint64_t prev_h; + unsigned i; + + /* + * The smoothstep function is monotonic in [0..1], i.e. its slope is + * non-negative. In practice we want to parametrize table generation + * such that piecewise slope is greater than zero, but do not require + * that here. + */ + prev_h = 0; + for (i = 0; i < SMOOTHSTEP_NSTEPS; i++) { + uint64_t h = smoothstep_tab[i]; + expect_u64_ge(h, prev_h, "Piecewise non-monotonic, i=%u", i); + prev_h = h; + } + expect_u64_eq(smoothstep_tab[SMOOTHSTEP_NSTEPS-1], + (KQU(1) << SMOOTHSTEP_BFP), "Last step must equal 1"); +} +TEST_END + +TEST_BEGIN(test_smoothstep_slope) { + uint64_t prev_h, prev_delta; + unsigned i; + + /* + * The smoothstep slope strictly increases until x=0.5, and then + * strictly decreases until x=1.0. Verify the slightly weaker + * requirement of monotonicity, so that inadequate table precision does + * not cause false test failures. + */ + prev_h = 0; + prev_delta = 0; + for (i = 0; i < SMOOTHSTEP_NSTEPS / 2 + SMOOTHSTEP_NSTEPS % 2; i++) { + uint64_t h = smoothstep_tab[i]; + uint64_t delta = h - prev_h; + expect_u64_ge(delta, prev_delta, + "Slope must monotonically increase in 0.0 <= x <= 0.5, " + "i=%u", i); + prev_h = h; + prev_delta = delta; + } + + prev_h = KQU(1) << SMOOTHSTEP_BFP; + prev_delta = 0; + for (i = SMOOTHSTEP_NSTEPS-1; i >= SMOOTHSTEP_NSTEPS / 2; i--) { + uint64_t h = smoothstep_tab[i]; + uint64_t delta = prev_h - h; + expect_u64_ge(delta, prev_delta, + "Slope must monotonically decrease in 0.5 <= x <= 1.0, " + "i=%u", i); + prev_h = h; + prev_delta = delta; + } +} +TEST_END + +int +main(void) { + return test( + test_smoothstep_integral, + test_smoothstep_monotonic, + test_smoothstep_slope); +} diff --git a/deps/jemalloc/test/unit/spin.c b/deps/jemalloc/test/unit/spin.c new file mode 100644 index 0000000..b965f74 --- /dev/null +++ b/deps/jemalloc/test/unit/spin.c @@ -0,0 +1,18 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/spin.h" + +TEST_BEGIN(test_spin) { + spin_t spinner = SPIN_INITIALIZER; + + for (unsigned i = 0; i < 100; i++) { + spin_adaptive(&spinner); + } +} +TEST_END + +int +main(void) { + return test( + test_spin); +} diff --git a/deps/jemalloc/test/unit/stats.c b/deps/jemalloc/test/unit/stats.c new file mode 100644 index 0000000..bbdbd18 --- /dev/null +++ b/deps/jemalloc/test/unit/stats.c @@ -0,0 +1,431 @@ +#include "test/jemalloc_test.h" + +#define STRINGIFY_HELPER(x) #x +#define STRINGIFY(x) STRINGIFY_HELPER(x) + +TEST_BEGIN(test_stats_summary) { + size_t sz, allocated, active, resident, mapped; + int expected = config_stats ? 0 : ENOENT; + + sz = sizeof(size_t); + expect_d_eq(mallctl("stats.allocated", (void *)&allocated, &sz, NULL, + 0), expected, "Unexpected mallctl() result"); + expect_d_eq(mallctl("stats.active", (void *)&active, &sz, NULL, 0), + expected, "Unexpected mallctl() result"); + expect_d_eq(mallctl("stats.resident", (void *)&resident, &sz, NULL, 0), + expected, "Unexpected mallctl() result"); + expect_d_eq(mallctl("stats.mapped", (void *)&mapped, &sz, NULL, 0), + expected, "Unexpected mallctl() result"); + + if (config_stats) { + expect_zu_le(allocated, active, + "allocated should be no larger than active"); + expect_zu_lt(active, resident, + "active should be less than resident"); + expect_zu_lt(active, mapped, + "active should be less than mapped"); + } +} +TEST_END + +TEST_BEGIN(test_stats_large) { + void *p; + uint64_t epoch; + size_t allocated; + uint64_t nmalloc, ndalloc, nrequests; + size_t sz; + int expected = config_stats ? 0 : ENOENT; + + p = mallocx(SC_SMALL_MAXCLASS + 1, MALLOCX_ARENA(0)); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + + expect_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, sizeof(epoch)), + 0, "Unexpected mallctl() failure"); + + sz = sizeof(size_t); + expect_d_eq(mallctl("stats.arenas.0.large.allocated", + (void *)&allocated, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + sz = sizeof(uint64_t); + expect_d_eq(mallctl("stats.arenas.0.large.nmalloc", (void *)&nmalloc, + &sz, NULL, 0), expected, "Unexpected mallctl() result"); + expect_d_eq(mallctl("stats.arenas.0.large.ndalloc", (void *)&ndalloc, + &sz, NULL, 0), expected, "Unexpected mallctl() result"); + expect_d_eq(mallctl("stats.arenas.0.large.nrequests", + (void *)&nrequests, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + + if (config_stats) { + expect_zu_gt(allocated, 0, + "allocated should be greater than zero"); + expect_u64_ge(nmalloc, ndalloc, + "nmalloc should be at least as large as ndalloc"); + expect_u64_le(nmalloc, nrequests, + "nmalloc should no larger than nrequests"); + } + + dallocx(p, 0); +} +TEST_END + +TEST_BEGIN(test_stats_arenas_summary) { + void *little, *large; + uint64_t epoch; + size_t sz; + int expected = config_stats ? 0 : ENOENT; + size_t mapped; + uint64_t dirty_npurge, dirty_nmadvise, dirty_purged; + uint64_t muzzy_npurge, muzzy_nmadvise, muzzy_purged; + + little = mallocx(SC_SMALL_MAXCLASS, MALLOCX_ARENA(0)); + expect_ptr_not_null(little, "Unexpected mallocx() failure"); + large = mallocx((1U << SC_LG_LARGE_MINCLASS), + MALLOCX_ARENA(0)); + expect_ptr_not_null(large, "Unexpected mallocx() failure"); + + dallocx(little, 0); + dallocx(large, 0); + + expect_d_eq(mallctl("thread.tcache.flush", NULL, NULL, NULL, 0), + opt_tcache ? 0 : EFAULT, "Unexpected mallctl() result"); + expect_d_eq(mallctl("arena.0.purge", NULL, NULL, NULL, 0), 0, + "Unexpected mallctl() failure"); + + expect_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, sizeof(epoch)), + 0, "Unexpected mallctl() failure"); + + sz = sizeof(size_t); + expect_d_eq(mallctl("stats.arenas.0.mapped", (void *)&mapped, &sz, NULL, + 0), expected, "Unexepected mallctl() result"); + + sz = sizeof(uint64_t); + expect_d_eq(mallctl("stats.arenas.0.dirty_npurge", + (void *)&dirty_npurge, &sz, NULL, 0), expected, + "Unexepected mallctl() result"); + expect_d_eq(mallctl("stats.arenas.0.dirty_nmadvise", + (void *)&dirty_nmadvise, &sz, NULL, 0), expected, + "Unexepected mallctl() result"); + expect_d_eq(mallctl("stats.arenas.0.dirty_purged", + (void *)&dirty_purged, &sz, NULL, 0), expected, + "Unexepected mallctl() result"); + expect_d_eq(mallctl("stats.arenas.0.muzzy_npurge", + (void *)&muzzy_npurge, &sz, NULL, 0), expected, + "Unexepected mallctl() result"); + expect_d_eq(mallctl("stats.arenas.0.muzzy_nmadvise", + (void *)&muzzy_nmadvise, &sz, NULL, 0), expected, + "Unexepected mallctl() result"); + expect_d_eq(mallctl("stats.arenas.0.muzzy_purged", + (void *)&muzzy_purged, &sz, NULL, 0), expected, + "Unexepected mallctl() result"); + + if (config_stats) { + if (!is_background_thread_enabled() && !opt_hpa) { + expect_u64_gt(dirty_npurge + muzzy_npurge, 0, + "At least one purge should have occurred"); + } + expect_u64_le(dirty_nmadvise, dirty_purged, + "dirty_nmadvise should be no greater than dirty_purged"); + expect_u64_le(muzzy_nmadvise, muzzy_purged, + "muzzy_nmadvise should be no greater than muzzy_purged"); + } +} +TEST_END + +void * +thd_start(void *arg) { + return NULL; +} + +static void +no_lazy_lock(void) { + thd_t thd; + + thd_create(&thd, thd_start, NULL); + thd_join(thd, NULL); +} + +TEST_BEGIN(test_stats_arenas_small) { + void *p; + size_t sz, allocated; + uint64_t epoch, nmalloc, ndalloc, nrequests; + int expected = config_stats ? 0 : ENOENT; + + no_lazy_lock(); /* Lazy locking would dodge tcache testing. */ + + p = mallocx(SC_SMALL_MAXCLASS, MALLOCX_ARENA(0)); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + + expect_d_eq(mallctl("thread.tcache.flush", NULL, NULL, NULL, 0), + opt_tcache ? 0 : EFAULT, "Unexpected mallctl() result"); + + expect_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, sizeof(epoch)), + 0, "Unexpected mallctl() failure"); + + sz = sizeof(size_t); + expect_d_eq(mallctl("stats.arenas.0.small.allocated", + (void *)&allocated, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + sz = sizeof(uint64_t); + expect_d_eq(mallctl("stats.arenas.0.small.nmalloc", (void *)&nmalloc, + &sz, NULL, 0), expected, "Unexpected mallctl() result"); + expect_d_eq(mallctl("stats.arenas.0.small.ndalloc", (void *)&ndalloc, + &sz, NULL, 0), expected, "Unexpected mallctl() result"); + expect_d_eq(mallctl("stats.arenas.0.small.nrequests", + (void *)&nrequests, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + + if (config_stats) { + expect_zu_gt(allocated, 0, + "allocated should be greater than zero"); + expect_u64_gt(nmalloc, 0, + "nmalloc should be no greater than zero"); + expect_u64_ge(nmalloc, ndalloc, + "nmalloc should be at least as large as ndalloc"); + expect_u64_gt(nrequests, 0, + "nrequests should be greater than zero"); + } + + dallocx(p, 0); +} +TEST_END + +TEST_BEGIN(test_stats_arenas_large) { + void *p; + size_t sz, allocated; + uint64_t epoch, nmalloc, ndalloc; + int expected = config_stats ? 0 : ENOENT; + + p = mallocx((1U << SC_LG_LARGE_MINCLASS), MALLOCX_ARENA(0)); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + + expect_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, sizeof(epoch)), + 0, "Unexpected mallctl() failure"); + + sz = sizeof(size_t); + expect_d_eq(mallctl("stats.arenas.0.large.allocated", + (void *)&allocated, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + sz = sizeof(uint64_t); + expect_d_eq(mallctl("stats.arenas.0.large.nmalloc", (void *)&nmalloc, + &sz, NULL, 0), expected, "Unexpected mallctl() result"); + expect_d_eq(mallctl("stats.arenas.0.large.ndalloc", (void *)&ndalloc, + &sz, NULL, 0), expected, "Unexpected mallctl() result"); + + if (config_stats) { + expect_zu_gt(allocated, 0, + "allocated should be greater than zero"); + expect_u64_gt(nmalloc, 0, + "nmalloc should be greater than zero"); + expect_u64_ge(nmalloc, ndalloc, + "nmalloc should be at least as large as ndalloc"); + } + + dallocx(p, 0); +} +TEST_END + +static void +gen_mallctl_str(char *cmd, char *name, unsigned arena_ind) { + sprintf(cmd, "stats.arenas.%u.bins.0.%s", arena_ind, name); +} + +TEST_BEGIN(test_stats_arenas_bins) { + void *p; + size_t sz, curslabs, curregs, nonfull_slabs; + uint64_t epoch, nmalloc, ndalloc, nrequests, nfills, nflushes; + uint64_t nslabs, nreslabs; + int expected = config_stats ? 0 : ENOENT; + + /* Make sure allocation below isn't satisfied by tcache. */ + expect_d_eq(mallctl("thread.tcache.flush", NULL, NULL, NULL, 0), + opt_tcache ? 0 : EFAULT, "Unexpected mallctl() result"); + + unsigned arena_ind, old_arena_ind; + sz = sizeof(unsigned); + expect_d_eq(mallctl("arenas.create", (void *)&arena_ind, &sz, NULL, 0), + 0, "Arena creation failure"); + sz = sizeof(arena_ind); + expect_d_eq(mallctl("thread.arena", (void *)&old_arena_ind, &sz, + (void *)&arena_ind, sizeof(arena_ind)), 0, + "Unexpected mallctl() failure"); + + p = malloc(bin_infos[0].reg_size); + expect_ptr_not_null(p, "Unexpected malloc() failure"); + + expect_d_eq(mallctl("thread.tcache.flush", NULL, NULL, NULL, 0), + opt_tcache ? 0 : EFAULT, "Unexpected mallctl() result"); + + expect_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, sizeof(epoch)), + 0, "Unexpected mallctl() failure"); + + char cmd[128]; + sz = sizeof(uint64_t); + gen_mallctl_str(cmd, "nmalloc", arena_ind); + expect_d_eq(mallctl(cmd, (void *)&nmalloc, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + gen_mallctl_str(cmd, "ndalloc", arena_ind); + expect_d_eq(mallctl(cmd, (void *)&ndalloc, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + gen_mallctl_str(cmd, "nrequests", arena_ind); + expect_d_eq(mallctl(cmd, (void *)&nrequests, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + sz = sizeof(size_t); + gen_mallctl_str(cmd, "curregs", arena_ind); + expect_d_eq(mallctl(cmd, (void *)&curregs, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + + sz = sizeof(uint64_t); + gen_mallctl_str(cmd, "nfills", arena_ind); + expect_d_eq(mallctl(cmd, (void *)&nfills, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + gen_mallctl_str(cmd, "nflushes", arena_ind); + expect_d_eq(mallctl(cmd, (void *)&nflushes, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + + gen_mallctl_str(cmd, "nslabs", arena_ind); + expect_d_eq(mallctl(cmd, (void *)&nslabs, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + gen_mallctl_str(cmd, "nreslabs", arena_ind); + expect_d_eq(mallctl(cmd, (void *)&nreslabs, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + sz = sizeof(size_t); + gen_mallctl_str(cmd, "curslabs", arena_ind); + expect_d_eq(mallctl(cmd, (void *)&curslabs, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + gen_mallctl_str(cmd, "nonfull_slabs", arena_ind); + expect_d_eq(mallctl(cmd, (void *)&nonfull_slabs, &sz, NULL, 0), + expected, "Unexpected mallctl() result"); + + if (config_stats) { + expect_u64_gt(nmalloc, 0, + "nmalloc should be greater than zero"); + expect_u64_ge(nmalloc, ndalloc, + "nmalloc should be at least as large as ndalloc"); + expect_u64_gt(nrequests, 0, + "nrequests should be greater than zero"); + expect_zu_gt(curregs, 0, + "allocated should be greater than zero"); + if (opt_tcache) { + expect_u64_gt(nfills, 0, + "At least one fill should have occurred"); + expect_u64_gt(nflushes, 0, + "At least one flush should have occurred"); + } + expect_u64_gt(nslabs, 0, + "At least one slab should have been allocated"); + expect_zu_gt(curslabs, 0, + "At least one slab should be currently allocated"); + expect_zu_eq(nonfull_slabs, 0, + "slabs_nonfull should be empty"); + } + + dallocx(p, 0); +} +TEST_END + +TEST_BEGIN(test_stats_arenas_lextents) { + void *p; + uint64_t epoch, nmalloc, ndalloc; + size_t curlextents, sz, hsize; + int expected = config_stats ? 0 : ENOENT; + + sz = sizeof(size_t); + expect_d_eq(mallctl("arenas.lextent.0.size", (void *)&hsize, &sz, NULL, + 0), 0, "Unexpected mallctl() failure"); + + p = mallocx(hsize, MALLOCX_ARENA(0)); + expect_ptr_not_null(p, "Unexpected mallocx() failure"); + + expect_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, sizeof(epoch)), + 0, "Unexpected mallctl() failure"); + + sz = sizeof(uint64_t); + expect_d_eq(mallctl("stats.arenas.0.lextents.0.nmalloc", + (void *)&nmalloc, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + expect_d_eq(mallctl("stats.arenas.0.lextents.0.ndalloc", + (void *)&ndalloc, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + sz = sizeof(size_t); + expect_d_eq(mallctl("stats.arenas.0.lextents.0.curlextents", + (void *)&curlextents, &sz, NULL, 0), expected, + "Unexpected mallctl() result"); + + if (config_stats) { + expect_u64_gt(nmalloc, 0, + "nmalloc should be greater than zero"); + expect_u64_ge(nmalloc, ndalloc, + "nmalloc should be at least as large as ndalloc"); + expect_u64_gt(curlextents, 0, + "At least one extent should be currently allocated"); + } + + dallocx(p, 0); +} +TEST_END + +static void +test_tcache_bytes_for_usize(size_t usize) { + uint64_t epoch; + size_t tcache_bytes, tcache_stashed_bytes; + size_t sz = sizeof(tcache_bytes); + + void *ptr = mallocx(usize, 0); + + expect_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, sizeof(epoch)), + 0, "Unexpected mallctl() failure"); + assert_d_eq(mallctl( + "stats.arenas." STRINGIFY(MALLCTL_ARENAS_ALL) ".tcache_bytes", + &tcache_bytes, &sz, NULL, 0), 0, "Unexpected mallctl failure"); + assert_d_eq(mallctl( + "stats.arenas." STRINGIFY(MALLCTL_ARENAS_ALL) + ".tcache_stashed_bytes", &tcache_stashed_bytes, &sz, NULL, 0), 0, + "Unexpected mallctl failure"); + size_t tcache_bytes_before = tcache_bytes + tcache_stashed_bytes; + dallocx(ptr, 0); + + expect_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, sizeof(epoch)), + 0, "Unexpected mallctl() failure"); + assert_d_eq(mallctl( + "stats.arenas." STRINGIFY(MALLCTL_ARENAS_ALL) ".tcache_bytes", + &tcache_bytes, &sz, NULL, 0), 0, "Unexpected mallctl failure"); + assert_d_eq(mallctl( + "stats.arenas." STRINGIFY(MALLCTL_ARENAS_ALL) + ".tcache_stashed_bytes", &tcache_stashed_bytes, &sz, NULL, 0), 0, + "Unexpected mallctl failure"); + size_t tcache_bytes_after = tcache_bytes + tcache_stashed_bytes; + assert_zu_eq(tcache_bytes_after - tcache_bytes_before, + usize, "Incorrectly attributed a free"); +} + +TEST_BEGIN(test_stats_tcache_bytes_small) { + test_skip_if(!config_stats); + test_skip_if(!opt_tcache); + test_skip_if(opt_tcache_max < SC_SMALL_MAXCLASS); + + test_tcache_bytes_for_usize(SC_SMALL_MAXCLASS); +} +TEST_END + +TEST_BEGIN(test_stats_tcache_bytes_large) { + test_skip_if(!config_stats); + test_skip_if(!opt_tcache); + test_skip_if(opt_tcache_max < SC_LARGE_MINCLASS); + + test_tcache_bytes_for_usize(SC_LARGE_MINCLASS); +} +TEST_END + +int +main(void) { + return test_no_reentrancy( + test_stats_summary, + test_stats_large, + test_stats_arenas_summary, + test_stats_arenas_small, + test_stats_arenas_large, + test_stats_arenas_bins, + test_stats_arenas_lextents, + test_stats_tcache_bytes_small, + test_stats_tcache_bytes_large); +} diff --git a/deps/jemalloc/test/unit/stats_print.c b/deps/jemalloc/test/unit/stats_print.c new file mode 100644 index 0000000..3b31775 --- /dev/null +++ b/deps/jemalloc/test/unit/stats_print.c @@ -0,0 +1,999 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/util.h" + +typedef enum { + TOKEN_TYPE_NONE, + TOKEN_TYPE_ERROR, + TOKEN_TYPE_EOI, + TOKEN_TYPE_NULL, + TOKEN_TYPE_FALSE, + TOKEN_TYPE_TRUE, + TOKEN_TYPE_LBRACKET, + TOKEN_TYPE_RBRACKET, + TOKEN_TYPE_LBRACE, + TOKEN_TYPE_RBRACE, + TOKEN_TYPE_COLON, + TOKEN_TYPE_COMMA, + TOKEN_TYPE_STRING, + TOKEN_TYPE_NUMBER +} token_type_t; + +typedef struct parser_s parser_t; +typedef struct { + parser_t *parser; + token_type_t token_type; + size_t pos; + size_t len; + size_t line; + size_t col; +} token_t; + +struct parser_s { + bool verbose; + char *buf; /* '\0'-terminated. */ + size_t len; /* Number of characters preceding '\0' in buf. */ + size_t pos; + size_t line; + size_t col; + token_t token; +}; + +static void +token_init(token_t *token, parser_t *parser, token_type_t token_type, + size_t pos, size_t len, size_t line, size_t col) { + token->parser = parser; + token->token_type = token_type; + token->pos = pos; + token->len = len; + token->line = line; + token->col = col; +} + +static void +token_error(token_t *token) { + if (!token->parser->verbose) { + return; + } + switch (token->token_type) { + case TOKEN_TYPE_NONE: + not_reached(); + case TOKEN_TYPE_ERROR: + malloc_printf("%zu:%zu: Unexpected character in token: ", + token->line, token->col); + break; + default: + malloc_printf("%zu:%zu: Unexpected token: ", token->line, + token->col); + break; + } + UNUSED ssize_t err = malloc_write_fd(STDERR_FILENO, + &token->parser->buf[token->pos], token->len); + malloc_printf("\n"); +} + +static void +parser_init(parser_t *parser, bool verbose) { + parser->verbose = verbose; + parser->buf = NULL; + parser->len = 0; + parser->pos = 0; + parser->line = 1; + parser->col = 0; +} + +static void +parser_fini(parser_t *parser) { + if (parser->buf != NULL) { + dallocx(parser->buf, MALLOCX_TCACHE_NONE); + } +} + +static bool +parser_append(parser_t *parser, const char *str) { + size_t len = strlen(str); + char *buf = (parser->buf == NULL) ? mallocx(len + 1, + MALLOCX_TCACHE_NONE) : rallocx(parser->buf, parser->len + len + 1, + MALLOCX_TCACHE_NONE); + if (buf == NULL) { + return true; + } + memcpy(&buf[parser->len], str, len + 1); + parser->buf = buf; + parser->len += len; + return false; +} + +static bool +parser_tokenize(parser_t *parser) { + enum { + STATE_START, + STATE_EOI, + STATE_N, STATE_NU, STATE_NUL, STATE_NULL, + STATE_F, STATE_FA, STATE_FAL, STATE_FALS, STATE_FALSE, + STATE_T, STATE_TR, STATE_TRU, STATE_TRUE, + STATE_LBRACKET, + STATE_RBRACKET, + STATE_LBRACE, + STATE_RBRACE, + STATE_COLON, + STATE_COMMA, + STATE_CHARS, + STATE_CHAR_ESCAPE, + STATE_CHAR_U, STATE_CHAR_UD, STATE_CHAR_UDD, STATE_CHAR_UDDD, + STATE_STRING, + STATE_MINUS, + STATE_LEADING_ZERO, + STATE_DIGITS, + STATE_DECIMAL, + STATE_FRAC_DIGITS, + STATE_EXP, + STATE_EXP_SIGN, + STATE_EXP_DIGITS, + STATE_ACCEPT + } state = STATE_START; + size_t token_pos JEMALLOC_CC_SILENCE_INIT(0); + size_t token_line JEMALLOC_CC_SILENCE_INIT(1); + size_t token_col JEMALLOC_CC_SILENCE_INIT(0); + + expect_zu_le(parser->pos, parser->len, + "Position is past end of buffer"); + + while (state != STATE_ACCEPT) { + char c = parser->buf[parser->pos]; + + switch (state) { + case STATE_START: + token_pos = parser->pos; + token_line = parser->line; + token_col = parser->col; + switch (c) { + case ' ': case '\b': case '\n': case '\r': case '\t': + break; + case '\0': + state = STATE_EOI; + break; + case 'n': + state = STATE_N; + break; + case 'f': + state = STATE_F; + break; + case 't': + state = STATE_T; + break; + case '[': + state = STATE_LBRACKET; + break; + case ']': + state = STATE_RBRACKET; + break; + case '{': + state = STATE_LBRACE; + break; + case '}': + state = STATE_RBRACE; + break; + case ':': + state = STATE_COLON; + break; + case ',': + state = STATE_COMMA; + break; + case '"': + state = STATE_CHARS; + break; + case '-': + state = STATE_MINUS; + break; + case '0': + state = STATE_LEADING_ZERO; + break; + case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + state = STATE_DIGITS; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_EOI: + token_init(&parser->token, parser, + TOKEN_TYPE_EOI, token_pos, parser->pos - + token_pos, token_line, token_col); + state = STATE_ACCEPT; + break; + case STATE_N: + switch (c) { + case 'u': + state = STATE_NU; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_NU: + switch (c) { + case 'l': + state = STATE_NUL; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_NUL: + switch (c) { + case 'l': + state = STATE_NULL; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_NULL: + switch (c) { + case ' ': case '\b': case '\n': case '\r': case '\t': + case '\0': + case '[': case ']': case '{': case '}': case ':': + case ',': + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + token_init(&parser->token, parser, TOKEN_TYPE_NULL, + token_pos, parser->pos - token_pos, token_line, + token_col); + state = STATE_ACCEPT; + break; + case STATE_F: + switch (c) { + case 'a': + state = STATE_FA; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_FA: + switch (c) { + case 'l': + state = STATE_FAL; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_FAL: + switch (c) { + case 's': + state = STATE_FALS; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_FALS: + switch (c) { + case 'e': + state = STATE_FALSE; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_FALSE: + switch (c) { + case ' ': case '\b': case '\n': case '\r': case '\t': + case '\0': + case '[': case ']': case '{': case '}': case ':': + case ',': + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + token_init(&parser->token, parser, + TOKEN_TYPE_FALSE, token_pos, parser->pos - + token_pos, token_line, token_col); + state = STATE_ACCEPT; + break; + case STATE_T: + switch (c) { + case 'r': + state = STATE_TR; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_TR: + switch (c) { + case 'u': + state = STATE_TRU; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_TRU: + switch (c) { + case 'e': + state = STATE_TRUE; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_TRUE: + switch (c) { + case ' ': case '\b': case '\n': case '\r': case '\t': + case '\0': + case '[': case ']': case '{': case '}': case ':': + case ',': + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + token_init(&parser->token, parser, TOKEN_TYPE_TRUE, + token_pos, parser->pos - token_pos, token_line, + token_col); + state = STATE_ACCEPT; + break; + case STATE_LBRACKET: + token_init(&parser->token, parser, TOKEN_TYPE_LBRACKET, + token_pos, parser->pos - token_pos, token_line, + token_col); + state = STATE_ACCEPT; + break; + case STATE_RBRACKET: + token_init(&parser->token, parser, TOKEN_TYPE_RBRACKET, + token_pos, parser->pos - token_pos, token_line, + token_col); + state = STATE_ACCEPT; + break; + case STATE_LBRACE: + token_init(&parser->token, parser, TOKEN_TYPE_LBRACE, + token_pos, parser->pos - token_pos, token_line, + token_col); + state = STATE_ACCEPT; + break; + case STATE_RBRACE: + token_init(&parser->token, parser, TOKEN_TYPE_RBRACE, + token_pos, parser->pos - token_pos, token_line, + token_col); + state = STATE_ACCEPT; + break; + case STATE_COLON: + token_init(&parser->token, parser, TOKEN_TYPE_COLON, + token_pos, parser->pos - token_pos, token_line, + token_col); + state = STATE_ACCEPT; + break; + case STATE_COMMA: + token_init(&parser->token, parser, TOKEN_TYPE_COMMA, + token_pos, parser->pos - token_pos, token_line, + token_col); + state = STATE_ACCEPT; + break; + case STATE_CHARS: + switch (c) { + case '\\': + state = STATE_CHAR_ESCAPE; + break; + case '"': + state = STATE_STRING; + break; + case 0x00: case 0x01: case 0x02: case 0x03: case 0x04: + case 0x05: case 0x06: case 0x07: case 0x08: case 0x09: + case 0x0a: case 0x0b: case 0x0c: case 0x0d: case 0x0e: + case 0x0f: case 0x10: case 0x11: case 0x12: case 0x13: + case 0x14: case 0x15: case 0x16: case 0x17: case 0x18: + case 0x19: case 0x1a: case 0x1b: case 0x1c: case 0x1d: + case 0x1e: case 0x1f: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + default: + break; + } + break; + case STATE_CHAR_ESCAPE: + switch (c) { + case '"': case '\\': case '/': case 'b': case 'n': + case 'r': case 't': + state = STATE_CHARS; + break; + case 'u': + state = STATE_CHAR_U; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_CHAR_U: + switch (c) { + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + case 'a': case 'b': case 'c': case 'd': case 'e': + case 'f': + case 'A': case 'B': case 'C': case 'D': case 'E': + case 'F': + state = STATE_CHAR_UD; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_CHAR_UD: + switch (c) { + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + case 'a': case 'b': case 'c': case 'd': case 'e': + case 'f': + case 'A': case 'B': case 'C': case 'D': case 'E': + case 'F': + state = STATE_CHAR_UDD; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_CHAR_UDD: + switch (c) { + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + case 'a': case 'b': case 'c': case 'd': case 'e': + case 'f': + case 'A': case 'B': case 'C': case 'D': case 'E': + case 'F': + state = STATE_CHAR_UDDD; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_CHAR_UDDD: + switch (c) { + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + case 'a': case 'b': case 'c': case 'd': case 'e': + case 'f': + case 'A': case 'B': case 'C': case 'D': case 'E': + case 'F': + state = STATE_CHARS; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_STRING: + token_init(&parser->token, parser, TOKEN_TYPE_STRING, + token_pos, parser->pos - token_pos, token_line, + token_col); + state = STATE_ACCEPT; + break; + case STATE_MINUS: + switch (c) { + case '0': + state = STATE_LEADING_ZERO; + break; + case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + state = STATE_DIGITS; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_LEADING_ZERO: + switch (c) { + case '.': + state = STATE_DECIMAL; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_NUMBER, token_pos, parser->pos - + token_pos, token_line, token_col); + state = STATE_ACCEPT; + break; + } + break; + case STATE_DIGITS: + switch (c) { + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + break; + case '.': + state = STATE_DECIMAL; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_NUMBER, token_pos, parser->pos - + token_pos, token_line, token_col); + state = STATE_ACCEPT; + break; + } + break; + case STATE_DECIMAL: + switch (c) { + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + state = STATE_FRAC_DIGITS; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_FRAC_DIGITS: + switch (c) { + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + break; + case 'e': case 'E': + state = STATE_EXP; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_NUMBER, token_pos, parser->pos - + token_pos, token_line, token_col); + state = STATE_ACCEPT; + break; + } + break; + case STATE_EXP: + switch (c) { + case '-': case '+': + state = STATE_EXP_SIGN; + break; + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + state = STATE_EXP_DIGITS; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_EXP_SIGN: + switch (c) { + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + state = STATE_EXP_DIGITS; + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_ERROR, token_pos, parser->pos + 1 + - token_pos, token_line, token_col); + return true; + } + break; + case STATE_EXP_DIGITS: + switch (c) { + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + break; + default: + token_init(&parser->token, parser, + TOKEN_TYPE_NUMBER, token_pos, parser->pos - + token_pos, token_line, token_col); + state = STATE_ACCEPT; + break; + } + break; + default: + not_reached(); + } + + if (state != STATE_ACCEPT) { + if (c == '\n') { + parser->line++; + parser->col = 0; + } else { + parser->col++; + } + parser->pos++; + } + } + return false; +} + +static bool parser_parse_array(parser_t *parser); +static bool parser_parse_object(parser_t *parser); + +static bool +parser_parse_value(parser_t *parser) { + switch (parser->token.token_type) { + case TOKEN_TYPE_NULL: + case TOKEN_TYPE_FALSE: + case TOKEN_TYPE_TRUE: + case TOKEN_TYPE_STRING: + case TOKEN_TYPE_NUMBER: + return false; + case TOKEN_TYPE_LBRACE: + return parser_parse_object(parser); + case TOKEN_TYPE_LBRACKET: + return parser_parse_array(parser); + default: + return true; + } + not_reached(); +} + +static bool +parser_parse_pair(parser_t *parser) { + expect_d_eq(parser->token.token_type, TOKEN_TYPE_STRING, + "Pair should start with string"); + if (parser_tokenize(parser)) { + return true; + } + switch (parser->token.token_type) { + case TOKEN_TYPE_COLON: + if (parser_tokenize(parser)) { + return true; + } + return parser_parse_value(parser); + default: + return true; + } +} + +static bool +parser_parse_values(parser_t *parser) { + if (parser_parse_value(parser)) { + return true; + } + + while (true) { + if (parser_tokenize(parser)) { + return true; + } + switch (parser->token.token_type) { + case TOKEN_TYPE_COMMA: + if (parser_tokenize(parser)) { + return true; + } + if (parser_parse_value(parser)) { + return true; + } + break; + case TOKEN_TYPE_RBRACKET: + return false; + default: + return true; + } + } +} + +static bool +parser_parse_array(parser_t *parser) { + expect_d_eq(parser->token.token_type, TOKEN_TYPE_LBRACKET, + "Array should start with ["); + if (parser_tokenize(parser)) { + return true; + } + switch (parser->token.token_type) { + case TOKEN_TYPE_RBRACKET: + return false; + default: + return parser_parse_values(parser); + } + not_reached(); +} + +static bool +parser_parse_pairs(parser_t *parser) { + expect_d_eq(parser->token.token_type, TOKEN_TYPE_STRING, + "Object should start with string"); + if (parser_parse_pair(parser)) { + return true; + } + + while (true) { + if (parser_tokenize(parser)) { + return true; + } + switch (parser->token.token_type) { + case TOKEN_TYPE_COMMA: + if (parser_tokenize(parser)) { + return true; + } + switch (parser->token.token_type) { + case TOKEN_TYPE_STRING: + if (parser_parse_pair(parser)) { + return true; + } + break; + default: + return true; + } + break; + case TOKEN_TYPE_RBRACE: + return false; + default: + return true; + } + } +} + +static bool +parser_parse_object(parser_t *parser) { + expect_d_eq(parser->token.token_type, TOKEN_TYPE_LBRACE, + "Object should start with {"); + if (parser_tokenize(parser)) { + return true; + } + switch (parser->token.token_type) { + case TOKEN_TYPE_STRING: + return parser_parse_pairs(parser); + case TOKEN_TYPE_RBRACE: + return false; + default: + return true; + } + not_reached(); +} + +static bool +parser_parse(parser_t *parser) { + if (parser_tokenize(parser)) { + goto label_error; + } + if (parser_parse_value(parser)) { + goto label_error; + } + + if (parser_tokenize(parser)) { + goto label_error; + } + switch (parser->token.token_type) { + case TOKEN_TYPE_EOI: + return false; + default: + goto label_error; + } + not_reached(); + +label_error: + token_error(&parser->token); + return true; +} + +TEST_BEGIN(test_json_parser) { + size_t i; + const char *invalid_inputs[] = { + /* Tokenizer error case tests. */ + "{ \"string\": X }", + "{ \"string\": nXll }", + "{ \"string\": nuXl }", + "{ \"string\": nulX }", + "{ \"string\": nullX }", + "{ \"string\": fXlse }", + "{ \"string\": faXse }", + "{ \"string\": falXe }", + "{ \"string\": falsX }", + "{ \"string\": falseX }", + "{ \"string\": tXue }", + "{ \"string\": trXe }", + "{ \"string\": truX }", + "{ \"string\": trueX }", + "{ \"string\": \"\n\" }", + "{ \"string\": \"\\z\" }", + "{ \"string\": \"\\uX000\" }", + "{ \"string\": \"\\u0X00\" }", + "{ \"string\": \"\\u00X0\" }", + "{ \"string\": \"\\u000X\" }", + "{ \"string\": -X }", + "{ \"string\": 0.X }", + "{ \"string\": 0.0eX }", + "{ \"string\": 0.0e+X }", + + /* Parser error test cases. */ + "{\"string\": }", + "{\"string\" }", + "{\"string\": [ 0 }", + "{\"string\": {\"a\":0, 1 } }", + "{\"string\": {\"a\":0: } }", + "{", + "{}{", + }; + const char *valid_inputs[] = { + /* Token tests. */ + "null", + "false", + "true", + "{}", + "{\"a\": 0}", + "[]", + "[0, 1]", + "0", + "1", + "10", + "-10", + "10.23", + "10.23e4", + "10.23e-4", + "10.23e+4", + "10.23E4", + "10.23E-4", + "10.23E+4", + "-10.23", + "-10.23e4", + "-10.23e-4", + "-10.23e+4", + "-10.23E4", + "-10.23E-4", + "-10.23E+4", + "\"value\"", + "\" \\\" \\/ \\b \\n \\r \\t \\u0abc \\u1DEF \"", + + /* Parser test with various nesting. */ + "{\"a\":null, \"b\":[1,[{\"c\":2},3]], \"d\":{\"e\":true}}", + }; + + for (i = 0; i < sizeof(invalid_inputs)/sizeof(const char *); i++) { + const char *input = invalid_inputs[i]; + parser_t parser; + parser_init(&parser, false); + expect_false(parser_append(&parser, input), + "Unexpected input appending failure"); + expect_true(parser_parse(&parser), + "Unexpected parse success for input: %s", input); + parser_fini(&parser); + } + + for (i = 0; i < sizeof(valid_inputs)/sizeof(const char *); i++) { + const char *input = valid_inputs[i]; + parser_t parser; + parser_init(&parser, true); + expect_false(parser_append(&parser, input), + "Unexpected input appending failure"); + expect_false(parser_parse(&parser), + "Unexpected parse error for input: %s", input); + parser_fini(&parser); + } +} +TEST_END + +void +write_cb(void *opaque, const char *str) { + parser_t *parser = (parser_t *)opaque; + if (parser_append(parser, str)) { + test_fail("Unexpected input appending failure"); + } +} + +TEST_BEGIN(test_stats_print_json) { + const char *opts[] = { + "J", + "Jg", + "Jm", + "Jd", + "Jmd", + "Jgd", + "Jgm", + "Jgmd", + "Ja", + "Jb", + "Jl", + "Jx", + "Jbl", + "Jal", + "Jab", + "Jabl", + "Jax", + "Jbx", + "Jlx", + "Jablx", + "Jgmdablx", + }; + unsigned arena_ind, i; + + for (i = 0; i < 3; i++) { + unsigned j; + + switch (i) { + case 0: + break; + case 1: { + size_t sz = sizeof(arena_ind); + expect_d_eq(mallctl("arenas.create", (void *)&arena_ind, + &sz, NULL, 0), 0, "Unexpected mallctl failure"); + break; + } case 2: { + size_t mib[3]; + size_t miblen = sizeof(mib)/sizeof(size_t); + expect_d_eq(mallctlnametomib("arena.0.destroy", + mib, &miblen), 0, + "Unexpected mallctlnametomib failure"); + mib[1] = arena_ind; + expect_d_eq(mallctlbymib(mib, miblen, NULL, NULL, NULL, + 0), 0, "Unexpected mallctlbymib failure"); + break; + } default: + not_reached(); + } + + for (j = 0; j < sizeof(opts)/sizeof(const char *); j++) { + parser_t parser; + + parser_init(&parser, true); + malloc_stats_print(write_cb, (void *)&parser, opts[j]); + expect_false(parser_parse(&parser), + "Unexpected parse error, opts=\"%s\"", opts[j]); + parser_fini(&parser); + } + } +} +TEST_END + +int +main(void) { + return test( + test_json_parser, + test_stats_print_json); +} diff --git a/deps/jemalloc/test/unit/sz.c b/deps/jemalloc/test/unit/sz.c new file mode 100644 index 0000000..8ae04b9 --- /dev/null +++ b/deps/jemalloc/test/unit/sz.c @@ -0,0 +1,66 @@ +#include "test/jemalloc_test.h" + +TEST_BEGIN(test_sz_psz2ind) { + /* + * Testing page size classes which reside prior to the regular group + * with all size classes divisible by page size. + * For x86_64 Linux, it's 4096, 8192, 12288, 16384, with corresponding + * pszind 0, 1, 2 and 3. + */ + for (size_t i = 0; i < SC_NGROUP; i++) { + for (size_t psz = i * PAGE + 1; psz <= (i + 1) * PAGE; psz++) { + pszind_t ind = sz_psz2ind(psz); + expect_zu_eq(ind, i, "Got %u as sz_psz2ind of %zu", ind, + psz); + } + } + + sc_data_t data; + memset(&data, 0, sizeof(data)); + sc_data_init(&data); + /* + * 'base' is the base of the first regular group with all size classes + * divisible by page size. + * For x86_64 Linux, it's 16384, and base_ind is 36. + */ + size_t base_psz = 1 << (SC_LG_NGROUP + LG_PAGE); + size_t base_ind = 0; + while (base_ind < SC_NSIZES && + reg_size_compute(data.sc[base_ind].lg_base, + data.sc[base_ind].lg_delta, + data.sc[base_ind].ndelta) < base_psz) { + base_ind++; + } + expect_zu_eq( + reg_size_compute(data.sc[base_ind].lg_base, + data.sc[base_ind].lg_delta, data.sc[base_ind].ndelta), + base_psz, "Size class equal to %zu not found", base_psz); + /* + * Test different sizes falling into groups after the 'base'. The + * increment is PAGE / 3 for the execution speed purpose. + */ + base_ind -= SC_NGROUP; + for (size_t psz = base_psz; psz <= 64 * 1024 * 1024; psz += PAGE / 3) { + pszind_t ind = sz_psz2ind(psz); + sc_t gt_sc = data.sc[ind + base_ind]; + expect_zu_gt(psz, + reg_size_compute(gt_sc.lg_base, gt_sc.lg_delta, + gt_sc.ndelta), + "Got %u as sz_psz2ind of %zu", ind, psz); + sc_t le_sc = data.sc[ind + base_ind + 1]; + expect_zu_le(psz, + reg_size_compute(le_sc.lg_base, le_sc.lg_delta, + le_sc.ndelta), + "Got %u as sz_psz2ind of %zu", ind, psz); + } + + pszind_t max_ind = sz_psz2ind(SC_LARGE_MAXCLASS + 1); + expect_lu_eq(max_ind, SC_NPSIZES, + "Got %u as sz_psz2ind of %llu", max_ind, SC_LARGE_MAXCLASS); +} +TEST_END + +int +main(void) { + return test(test_sz_psz2ind); +} diff --git a/deps/jemalloc/test/unit/tcache_max.c b/deps/jemalloc/test/unit/tcache_max.c new file mode 100644 index 0000000..1f657c8 --- /dev/null +++ b/deps/jemalloc/test/unit/tcache_max.c @@ -0,0 +1,175 @@ +#include "test/jemalloc_test.h" +#include "test/san.h" + +const char *malloc_conf = TEST_SAN_UAF_ALIGN_DISABLE; + +enum { + alloc_option_start = 0, + use_malloc = 0, + use_mallocx, + alloc_option_end +}; + +enum { + dalloc_option_start = 0, + use_free = 0, + use_dallocx, + use_sdallocx, + dalloc_option_end +}; + +static unsigned alloc_option, dalloc_option; +static size_t tcache_max; + +static void * +alloc_func(size_t sz) { + void *ret; + + switch (alloc_option) { + case use_malloc: + ret = malloc(sz); + break; + case use_mallocx: + ret = mallocx(sz, 0); + break; + default: + unreachable(); + } + expect_ptr_not_null(ret, "Unexpected malloc / mallocx failure"); + + return ret; +} + +static void +dalloc_func(void *ptr, size_t sz) { + switch (dalloc_option) { + case use_free: + free(ptr); + break; + case use_dallocx: + dallocx(ptr, 0); + break; + case use_sdallocx: + sdallocx(ptr, sz, 0); + break; + default: + unreachable(); + } +} + +static size_t +tcache_bytes_read(void) { + uint64_t epoch; + assert_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, sizeof(epoch)), + 0, "Unexpected mallctl() failure"); + + size_t tcache_bytes; + size_t sz = sizeof(tcache_bytes); + assert_d_eq(mallctl( + "stats.arenas." STRINGIFY(MALLCTL_ARENAS_ALL) ".tcache_bytes", + &tcache_bytes, &sz, NULL, 0), 0, "Unexpected mallctl failure"); + + return tcache_bytes; +} + +static void +tcache_bytes_check_update(size_t *prev, ssize_t diff) { + size_t tcache_bytes = tcache_bytes_read(); + expect_zu_eq(tcache_bytes, *prev + diff, "tcache bytes not expected"); + + *prev += diff; +} + +static void +test_tcache_bytes_alloc(size_t alloc_size) { + expect_d_eq(mallctl("thread.tcache.flush", NULL, NULL, NULL, 0), 0, + "Unexpected tcache flush failure"); + + size_t usize = sz_s2u(alloc_size); + /* No change is expected if usize is outside of tcache_max range. */ + bool cached = (usize <= tcache_max); + ssize_t diff = cached ? usize : 0; + + void *ptr1 = alloc_func(alloc_size); + void *ptr2 = alloc_func(alloc_size); + + size_t bytes = tcache_bytes_read(); + dalloc_func(ptr2, alloc_size); + /* Expect tcache_bytes increase after dalloc */ + tcache_bytes_check_update(&bytes, diff); + + dalloc_func(ptr1, alloc_size); + /* Expect tcache_bytes increase again */ + tcache_bytes_check_update(&bytes, diff); + + void *ptr3 = alloc_func(alloc_size); + if (cached) { + expect_ptr_eq(ptr1, ptr3, "Unexpected cached ptr"); + } + /* Expect tcache_bytes decrease after alloc */ + tcache_bytes_check_update(&bytes, -diff); + + void *ptr4 = alloc_func(alloc_size); + if (cached) { + expect_ptr_eq(ptr2, ptr4, "Unexpected cached ptr"); + } + /* Expect tcache_bytes decrease again */ + tcache_bytes_check_update(&bytes, -diff); + + dalloc_func(ptr3, alloc_size); + tcache_bytes_check_update(&bytes, diff); + dalloc_func(ptr4, alloc_size); + tcache_bytes_check_update(&bytes, diff); +} + +static void +test_tcache_max_impl(void) { + size_t sz; + sz = sizeof(tcache_max); + assert_d_eq(mallctl("arenas.tcache_max", (void *)&tcache_max, + &sz, NULL, 0), 0, "Unexpected mallctl() failure"); + + /* opt.tcache_max set to 1024 in tcache_max.sh */ + expect_zu_eq(tcache_max, 1024, "tcache_max not expected"); + + test_tcache_bytes_alloc(1); + test_tcache_bytes_alloc(tcache_max - 1); + test_tcache_bytes_alloc(tcache_max); + test_tcache_bytes_alloc(tcache_max + 1); + + test_tcache_bytes_alloc(PAGE - 1); + test_tcache_bytes_alloc(PAGE); + test_tcache_bytes_alloc(PAGE + 1); + + size_t large; + sz = sizeof(large); + assert_d_eq(mallctl("arenas.lextent.0.size", (void *)&large, &sz, NULL, + 0), 0, "Unexpected mallctl() failure"); + + test_tcache_bytes_alloc(large - 1); + test_tcache_bytes_alloc(large); + test_tcache_bytes_alloc(large + 1); +} + +TEST_BEGIN(test_tcache_max) { + test_skip_if(!config_stats); + test_skip_if(!opt_tcache); + test_skip_if(opt_prof); + test_skip_if(san_uaf_detection_enabled()); + + for (alloc_option = alloc_option_start; + alloc_option < alloc_option_end; + alloc_option++) { + for (dalloc_option = dalloc_option_start; + dalloc_option < dalloc_option_end; + dalloc_option++) { + test_tcache_max_impl(); + } + } +} +TEST_END + +int +main(void) { + return test(test_tcache_max); +} diff --git a/deps/jemalloc/test/unit/tcache_max.sh b/deps/jemalloc/test/unit/tcache_max.sh new file mode 100644 index 0000000..4480d73 --- /dev/null +++ b/deps/jemalloc/test/unit/tcache_max.sh @@ -0,0 +1,3 @@ +#!/bin/sh + +export MALLOC_CONF="tcache_max:1024" diff --git a/deps/jemalloc/test/unit/test_hooks.c b/deps/jemalloc/test/unit/test_hooks.c new file mode 100644 index 0000000..8cd2b3b --- /dev/null +++ b/deps/jemalloc/test/unit/test_hooks.c @@ -0,0 +1,38 @@ +#include "test/jemalloc_test.h" + +static bool hook_called = false; + +static void +hook() { + hook_called = true; +} + +static int +func_to_hook(int arg1, int arg2) { + return arg1 + arg2; +} + +#define func_to_hook JEMALLOC_TEST_HOOK(func_to_hook, test_hooks_libc_hook) + +TEST_BEGIN(unhooked_call) { + test_hooks_libc_hook = NULL; + hook_called = false; + expect_d_eq(3, func_to_hook(1, 2), "Hooking changed return value."); + expect_false(hook_called, "Nulling out hook didn't take."); +} +TEST_END + +TEST_BEGIN(hooked_call) { + test_hooks_libc_hook = &hook; + hook_called = false; + expect_d_eq(3, func_to_hook(1, 2), "Hooking changed return value."); + expect_true(hook_called, "Hook should have executed."); +} +TEST_END + +int +main(void) { + return test( + unhooked_call, + hooked_call); +} diff --git a/deps/jemalloc/test/unit/thread_event.c b/deps/jemalloc/test/unit/thread_event.c new file mode 100644 index 0000000..e0b88a9 --- /dev/null +++ b/deps/jemalloc/test/unit/thread_event.c @@ -0,0 +1,34 @@ +#include "test/jemalloc_test.h" + +TEST_BEGIN(test_next_event_fast) { + tsd_t *tsd = tsd_fetch(); + te_ctx_t ctx; + te_ctx_get(tsd, &ctx, true); + + te_ctx_last_event_set(&ctx, 0); + te_ctx_current_bytes_set(&ctx, TE_NEXT_EVENT_FAST_MAX - 8U); + te_ctx_next_event_set(tsd, &ctx, TE_NEXT_EVENT_FAST_MAX); +#define E(event, condition, is_alloc) \ + if (is_alloc && condition) { \ + event##_event_wait_set(tsd, TE_NEXT_EVENT_FAST_MAX); \ + } + ITERATE_OVER_ALL_EVENTS +#undef E + + /* Test next_event_fast rolling back to 0. */ + void *p = malloc(16U); + assert_ptr_not_null(p, "malloc() failed"); + free(p); + + /* Test next_event_fast resuming to be equal to next_event. */ + void *q = malloc(SC_LOOKUP_MAXCLASS); + assert_ptr_not_null(q, "malloc() failed"); + free(q); +} +TEST_END + +int +main(void) { + return test( + test_next_event_fast); +} diff --git a/deps/jemalloc/test/unit/thread_event.sh b/deps/jemalloc/test/unit/thread_event.sh new file mode 100644 index 0000000..8fcc7d8 --- /dev/null +++ b/deps/jemalloc/test/unit/thread_event.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_prof}" = "x1" ] ; then + export MALLOC_CONF="prof:true,lg_prof_sample:0" +fi diff --git a/deps/jemalloc/test/unit/ticker.c b/deps/jemalloc/test/unit/ticker.c new file mode 100644 index 0000000..0dd7786 --- /dev/null +++ b/deps/jemalloc/test/unit/ticker.c @@ -0,0 +1,100 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/ticker.h" + +TEST_BEGIN(test_ticker_tick) { +#define NREPS 2 +#define NTICKS 3 + ticker_t ticker; + int32_t i, j; + + ticker_init(&ticker, NTICKS); + for (i = 0; i < NREPS; i++) { + for (j = 0; j < NTICKS; j++) { + expect_u_eq(ticker_read(&ticker), NTICKS - j, + "Unexpected ticker value (i=%d, j=%d)", i, j); + expect_false(ticker_tick(&ticker), + "Unexpected ticker fire (i=%d, j=%d)", i, j); + } + expect_u32_eq(ticker_read(&ticker), 0, + "Expected ticker depletion"); + expect_true(ticker_tick(&ticker), + "Expected ticker fire (i=%d)", i); + expect_u32_eq(ticker_read(&ticker), NTICKS, + "Expected ticker reset"); + } +#undef NTICKS +} +TEST_END + +TEST_BEGIN(test_ticker_ticks) { +#define NTICKS 3 + ticker_t ticker; + + ticker_init(&ticker, NTICKS); + + expect_u_eq(ticker_read(&ticker), NTICKS, "Unexpected ticker value"); + expect_false(ticker_ticks(&ticker, NTICKS), "Unexpected ticker fire"); + expect_u_eq(ticker_read(&ticker), 0, "Unexpected ticker value"); + expect_true(ticker_ticks(&ticker, NTICKS), "Expected ticker fire"); + expect_u_eq(ticker_read(&ticker), NTICKS, "Unexpected ticker value"); + + expect_true(ticker_ticks(&ticker, NTICKS + 1), "Expected ticker fire"); + expect_u_eq(ticker_read(&ticker), NTICKS, "Unexpected ticker value"); +#undef NTICKS +} +TEST_END + +TEST_BEGIN(test_ticker_copy) { +#define NTICKS 3 + ticker_t ta, tb; + + ticker_init(&ta, NTICKS); + ticker_copy(&tb, &ta); + expect_u_eq(ticker_read(&tb), NTICKS, "Unexpected ticker value"); + expect_true(ticker_ticks(&tb, NTICKS + 1), "Expected ticker fire"); + expect_u_eq(ticker_read(&tb), NTICKS, "Unexpected ticker value"); + + ticker_tick(&ta); + ticker_copy(&tb, &ta); + expect_u_eq(ticker_read(&tb), NTICKS - 1, "Unexpected ticker value"); + expect_true(ticker_ticks(&tb, NTICKS), "Expected ticker fire"); + expect_u_eq(ticker_read(&tb), NTICKS, "Unexpected ticker value"); +#undef NTICKS +} +TEST_END + +TEST_BEGIN(test_ticker_geom) { + const int32_t ticks = 100; + const uint64_t niters = 100 * 1000; + + ticker_geom_t ticker; + ticker_geom_init(&ticker, ticks); + uint64_t total_ticks = 0; + /* Just some random constant. */ + uint64_t prng_state = 0x343219f93496db9fULL; + for (uint64_t i = 0; i < niters; i++) { + while(!ticker_geom_tick(&ticker, &prng_state)) { + total_ticks++; + } + } + /* + * In fact, with this choice of random seed and the PRNG implementation + * used at the time this was tested, total_ticks is 95.1% of the + * expected ticks. + */ + expect_u64_ge(total_ticks , niters * ticks * 9 / 10, + "Mean off by > 10%%"); + expect_u64_le(total_ticks , niters * ticks * 11 / 10, + "Mean off by > 10%%"); +} +TEST_END + +int +main(void) { + return test( + test_ticker_tick, + test_ticker_ticks, + test_ticker_copy, + test_ticker_geom); +} diff --git a/deps/jemalloc/test/unit/tsd.c b/deps/jemalloc/test/unit/tsd.c new file mode 100644 index 0000000..205d870 --- /dev/null +++ b/deps/jemalloc/test/unit/tsd.c @@ -0,0 +1,274 @@ +#include "test/jemalloc_test.h" + +/* + * If we're e.g. in debug mode, we *never* enter the fast path, and so shouldn't + * be asserting that we're on one. + */ +static bool originally_fast; +static int data_cleanup_count; + +void +data_cleanup(int *data) { + if (data_cleanup_count == 0) { + expect_x_eq(*data, MALLOC_TSD_TEST_DATA_INIT, + "Argument passed into cleanup function should match tsd " + "value"); + } + ++data_cleanup_count; + + /* + * Allocate during cleanup for two rounds, in order to assure that + * jemalloc's internal tsd reinitialization happens. + */ + bool reincarnate = false; + switch (*data) { + case MALLOC_TSD_TEST_DATA_INIT: + *data = 1; + reincarnate = true; + break; + case 1: + *data = 2; + reincarnate = true; + break; + case 2: + return; + default: + not_reached(); + } + + if (reincarnate) { + void *p = mallocx(1, 0); + expect_ptr_not_null(p, "Unexpeced mallocx() failure"); + dallocx(p, 0); + } +} + +static void * +thd_start(void *arg) { + int d = (int)(uintptr_t)arg; + void *p; + + /* + * Test free before tsd init -- the free fast path (which does not + * explicitly check for NULL) has to tolerate this case, and fall back + * to free_default. + */ + free(NULL); + + tsd_t *tsd = tsd_fetch(); + expect_x_eq(tsd_test_data_get(tsd), MALLOC_TSD_TEST_DATA_INIT, + "Initial tsd get should return initialization value"); + + p = malloc(1); + expect_ptr_not_null(p, "Unexpected malloc() failure"); + + tsd_test_data_set(tsd, d); + expect_x_eq(tsd_test_data_get(tsd), d, + "After tsd set, tsd get should return value that was set"); + + d = 0; + expect_x_eq(tsd_test_data_get(tsd), (int)(uintptr_t)arg, + "Resetting local data should have no effect on tsd"); + + tsd_test_callback_set(tsd, &data_cleanup); + + free(p); + return NULL; +} + +TEST_BEGIN(test_tsd_main_thread) { + thd_start((void *)(uintptr_t)0xa5f3e329); +} +TEST_END + +TEST_BEGIN(test_tsd_sub_thread) { + thd_t thd; + + data_cleanup_count = 0; + thd_create(&thd, thd_start, (void *)MALLOC_TSD_TEST_DATA_INIT); + thd_join(thd, NULL); + /* + * We reincarnate twice in the data cleanup, so it should execute at + * least 3 times. + */ + expect_x_ge(data_cleanup_count, 3, + "Cleanup function should have executed multiple times."); +} +TEST_END + +static void * +thd_start_reincarnated(void *arg) { + tsd_t *tsd = tsd_fetch(); + assert(tsd); + + void *p = malloc(1); + expect_ptr_not_null(p, "Unexpected malloc() failure"); + + /* Manually trigger reincarnation. */ + expect_ptr_not_null(tsd_arena_get(tsd), + "Should have tsd arena set."); + tsd_cleanup((void *)tsd); + expect_ptr_null(*tsd_arenap_get_unsafe(tsd), + "TSD arena should have been cleared."); + expect_u_eq(tsd_state_get(tsd), tsd_state_purgatory, + "TSD state should be purgatory\n"); + + free(p); + expect_u_eq(tsd_state_get(tsd), tsd_state_reincarnated, + "TSD state should be reincarnated\n"); + p = mallocx(1, MALLOCX_TCACHE_NONE); + expect_ptr_not_null(p, "Unexpected malloc() failure"); + expect_ptr_null(*tsd_arenap_get_unsafe(tsd), + "Should not have tsd arena set after reincarnation."); + + free(p); + tsd_cleanup((void *)tsd); + expect_ptr_null(*tsd_arenap_get_unsafe(tsd), + "TSD arena should have been cleared after 2nd cleanup."); + + return NULL; +} + +TEST_BEGIN(test_tsd_reincarnation) { + thd_t thd; + thd_create(&thd, thd_start_reincarnated, NULL); + thd_join(thd, NULL); +} +TEST_END + +typedef struct { + atomic_u32_t phase; + atomic_b_t error; +} global_slow_data_t; + +static void * +thd_start_global_slow(void *arg) { + /* PHASE 0 */ + global_slow_data_t *data = (global_slow_data_t *)arg; + free(mallocx(1, 0)); + + tsd_t *tsd = tsd_fetch(); + /* + * No global slowness has happened yet; there was an error if we were + * originally fast but aren't now. + */ + atomic_store_b(&data->error, originally_fast && !tsd_fast(tsd), + ATOMIC_SEQ_CST); + atomic_store_u32(&data->phase, 1, ATOMIC_SEQ_CST); + + /* PHASE 2 */ + while (atomic_load_u32(&data->phase, ATOMIC_SEQ_CST) != 2) { + } + free(mallocx(1, 0)); + atomic_store_b(&data->error, tsd_fast(tsd), ATOMIC_SEQ_CST); + atomic_store_u32(&data->phase, 3, ATOMIC_SEQ_CST); + + /* PHASE 4 */ + while (atomic_load_u32(&data->phase, ATOMIC_SEQ_CST) != 4) { + } + free(mallocx(1, 0)); + atomic_store_b(&data->error, tsd_fast(tsd), ATOMIC_SEQ_CST); + atomic_store_u32(&data->phase, 5, ATOMIC_SEQ_CST); + + /* PHASE 6 */ + while (atomic_load_u32(&data->phase, ATOMIC_SEQ_CST) != 6) { + } + free(mallocx(1, 0)); + /* Only one decrement so far. */ + atomic_store_b(&data->error, tsd_fast(tsd), ATOMIC_SEQ_CST); + atomic_store_u32(&data->phase, 7, ATOMIC_SEQ_CST); + + /* PHASE 8 */ + while (atomic_load_u32(&data->phase, ATOMIC_SEQ_CST) != 8) { + } + free(mallocx(1, 0)); + /* + * Both decrements happened; we should be fast again (if we ever + * were) + */ + atomic_store_b(&data->error, originally_fast && !tsd_fast(tsd), + ATOMIC_SEQ_CST); + atomic_store_u32(&data->phase, 9, ATOMIC_SEQ_CST); + + return NULL; +} + +TEST_BEGIN(test_tsd_global_slow) { + global_slow_data_t data = {ATOMIC_INIT(0), ATOMIC_INIT(false)}; + /* + * Note that the "mallocx" here (vs. malloc) is important, since the + * compiler is allowed to optimize away free(malloc(1)) but not + * free(mallocx(1)). + */ + free(mallocx(1, 0)); + tsd_t *tsd = tsd_fetch(); + originally_fast = tsd_fast(tsd); + + thd_t thd; + thd_create(&thd, thd_start_global_slow, (void *)&data.phase); + /* PHASE 1 */ + while (atomic_load_u32(&data.phase, ATOMIC_SEQ_CST) != 1) { + /* + * We don't have a portable condvar/semaphore mechanism. + * Spin-wait. + */ + } + expect_false(atomic_load_b(&data.error, ATOMIC_SEQ_CST), ""); + tsd_global_slow_inc(tsd_tsdn(tsd)); + free(mallocx(1, 0)); + expect_false(tsd_fast(tsd), ""); + atomic_store_u32(&data.phase, 2, ATOMIC_SEQ_CST); + + /* PHASE 3 */ + while (atomic_load_u32(&data.phase, ATOMIC_SEQ_CST) != 3) { + } + expect_false(atomic_load_b(&data.error, ATOMIC_SEQ_CST), ""); + /* Increase again, so that we can test multiple fast/slow changes. */ + tsd_global_slow_inc(tsd_tsdn(tsd)); + atomic_store_u32(&data.phase, 4, ATOMIC_SEQ_CST); + free(mallocx(1, 0)); + expect_false(tsd_fast(tsd), ""); + + /* PHASE 5 */ + while (atomic_load_u32(&data.phase, ATOMIC_SEQ_CST) != 5) { + } + expect_false(atomic_load_b(&data.error, ATOMIC_SEQ_CST), ""); + tsd_global_slow_dec(tsd_tsdn(tsd)); + atomic_store_u32(&data.phase, 6, ATOMIC_SEQ_CST); + /* We only decreased once; things should still be slow. */ + free(mallocx(1, 0)); + expect_false(tsd_fast(tsd), ""); + + /* PHASE 7 */ + while (atomic_load_u32(&data.phase, ATOMIC_SEQ_CST) != 7) { + } + expect_false(atomic_load_b(&data.error, ATOMIC_SEQ_CST), ""); + tsd_global_slow_dec(tsd_tsdn(tsd)); + atomic_store_u32(&data.phase, 8, ATOMIC_SEQ_CST); + /* We incremented and then decremented twice; we should be fast now. */ + free(mallocx(1, 0)); + expect_true(!originally_fast || tsd_fast(tsd), ""); + + /* PHASE 9 */ + while (atomic_load_u32(&data.phase, ATOMIC_SEQ_CST) != 9) { + } + expect_false(atomic_load_b(&data.error, ATOMIC_SEQ_CST), ""); + + thd_join(thd, NULL); +} +TEST_END + +int +main(void) { + /* Ensure tsd bootstrapped. */ + if (nallocx(1, 0) == 0) { + malloc_printf("Initialization error"); + return test_status_fail; + } + + return test_no_reentrancy( + test_tsd_main_thread, + test_tsd_sub_thread, + test_tsd_reincarnation, + test_tsd_global_slow); +} diff --git a/deps/jemalloc/test/unit/uaf.c b/deps/jemalloc/test/unit/uaf.c new file mode 100644 index 0000000..a8433c2 --- /dev/null +++ b/deps/jemalloc/test/unit/uaf.c @@ -0,0 +1,262 @@ +#include "test/jemalloc_test.h" +#include "test/arena_util.h" +#include "test/san.h" + +#include "jemalloc/internal/cache_bin.h" +#include "jemalloc/internal/san.h" +#include "jemalloc/internal/safety_check.h" + +const char *malloc_conf = TEST_SAN_UAF_ALIGN_ENABLE; + +static size_t san_uaf_align; + +static bool fake_abort_called; +void fake_abort(const char *message) { + (void)message; + fake_abort_called = true; +} + +static void +test_write_after_free_pre(void) { + safety_check_set_abort(&fake_abort); + fake_abort_called = false; +} + +static void +test_write_after_free_post(void) { + assert_d_eq(mallctl("thread.tcache.flush", NULL, NULL, NULL, 0), + 0, "Unexpected tcache flush failure"); + expect_true(fake_abort_called, "Use-after-free check didn't fire."); + safety_check_set_abort(NULL); +} + +static bool +uaf_detection_enabled(void) { + if (!config_uaf_detection || !san_uaf_detection_enabled()) { + return false; + } + + ssize_t lg_san_uaf_align; + size_t sz = sizeof(lg_san_uaf_align); + assert_d_eq(mallctl("opt.lg_san_uaf_align", &lg_san_uaf_align, &sz, + NULL, 0), 0, "Unexpected mallctl failure"); + if (lg_san_uaf_align < 0) { + return false; + } + assert_zd_ge(lg_san_uaf_align, LG_PAGE, "san_uaf_align out of range"); + san_uaf_align = (size_t)1 << lg_san_uaf_align; + + bool tcache_enabled; + sz = sizeof(tcache_enabled); + assert_d_eq(mallctl("thread.tcache.enabled", &tcache_enabled, &sz, NULL, + 0), 0, "Unexpected mallctl failure"); + if (!tcache_enabled) { + return false; + } + + return true; +} + +static size_t +read_tcache_stashed_bytes(unsigned arena_ind) { + if (!config_stats) { + return 0; + } + + uint64_t epoch; + assert_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, sizeof(epoch)), + 0, "Unexpected mallctl() failure"); + + size_t tcache_stashed_bytes; + size_t sz = sizeof(tcache_stashed_bytes); + assert_d_eq(mallctl( + "stats.arenas." STRINGIFY(MALLCTL_ARENAS_ALL) + ".tcache_stashed_bytes", &tcache_stashed_bytes, &sz, NULL, 0), 0, + "Unexpected mallctl failure"); + + return tcache_stashed_bytes; +} + +static void +test_use_after_free(size_t alloc_size, bool write_after_free) { + void *ptr = (void *)(uintptr_t)san_uaf_align; + assert_true(cache_bin_nonfast_aligned(ptr), "Wrong alignment"); + ptr = (void *)((uintptr_t)123 * (uintptr_t)san_uaf_align); + assert_true(cache_bin_nonfast_aligned(ptr), "Wrong alignment"); + ptr = (void *)((uintptr_t)san_uaf_align + 1); + assert_false(cache_bin_nonfast_aligned(ptr), "Wrong alignment"); + + /* + * Disable purging (-1) so that all dirty pages remain committed, to + * make use-after-free tolerable. + */ + unsigned arena_ind = do_arena_create(-1, -1); + int flags = MALLOCX_ARENA(arena_ind) | MALLOCX_TCACHE_NONE; + + size_t n_max = san_uaf_align * 2; + void **items = mallocx(n_max * sizeof(void *), flags); + assert_ptr_not_null(items, "Unexpected mallocx failure"); + + bool found = false; + size_t iter = 0; + char magic = 's'; + assert_d_eq(mallctl("thread.tcache.flush", NULL, NULL, NULL, 0), + 0, "Unexpected tcache flush failure"); + while (!found) { + ptr = mallocx(alloc_size, flags); + assert_ptr_not_null(ptr, "Unexpected mallocx failure"); + + found = cache_bin_nonfast_aligned(ptr); + *(char *)ptr = magic; + items[iter] = ptr; + assert_zu_lt(iter++, n_max, "No aligned ptr found"); + } + + if (write_after_free) { + test_write_after_free_pre(); + } + bool junked = false; + while (iter-- != 0) { + char *volatile mem = items[iter]; + assert_c_eq(*mem, magic, "Unexpected memory content"); + size_t stashed_before = read_tcache_stashed_bytes(arena_ind); + free(mem); + if (*mem != magic) { + junked = true; + assert_c_eq(*mem, (char)uaf_detect_junk, + "Unexpected junk-filling bytes"); + if (write_after_free) { + *(char *)mem = magic + 1; + } + + size_t stashed_after = read_tcache_stashed_bytes( + arena_ind); + /* + * An edge case is the deallocation above triggering the + * tcache GC event, in which case the stashed pointers + * may get flushed immediately, before returning from + * free(). Treat these cases as checked already. + */ + if (stashed_after <= stashed_before) { + fake_abort_called = true; + } + } + /* Flush tcache (including stashed). */ + assert_d_eq(mallctl("thread.tcache.flush", NULL, NULL, NULL, 0), + 0, "Unexpected tcache flush failure"); + } + expect_true(junked, "Aligned ptr not junked"); + if (write_after_free) { + test_write_after_free_post(); + } + + dallocx(items, flags); + do_arena_destroy(arena_ind); +} + +TEST_BEGIN(test_read_after_free) { + test_skip_if(!uaf_detection_enabled()); + + test_use_after_free(sizeof(void *), /* write_after_free */ false); + test_use_after_free(sizeof(void *) + 1, /* write_after_free */ false); + test_use_after_free(16, /* write_after_free */ false); + test_use_after_free(20, /* write_after_free */ false); + test_use_after_free(32, /* write_after_free */ false); + test_use_after_free(33, /* write_after_free */ false); + test_use_after_free(48, /* write_after_free */ false); + test_use_after_free(64, /* write_after_free */ false); + test_use_after_free(65, /* write_after_free */ false); + test_use_after_free(129, /* write_after_free */ false); + test_use_after_free(255, /* write_after_free */ false); + test_use_after_free(256, /* write_after_free */ false); +} +TEST_END + +TEST_BEGIN(test_write_after_free) { + test_skip_if(!uaf_detection_enabled()); + + test_use_after_free(sizeof(void *), /* write_after_free */ true); + test_use_after_free(sizeof(void *) + 1, /* write_after_free */ true); + test_use_after_free(16, /* write_after_free */ true); + test_use_after_free(20, /* write_after_free */ true); + test_use_after_free(32, /* write_after_free */ true); + test_use_after_free(33, /* write_after_free */ true); + test_use_after_free(48, /* write_after_free */ true); + test_use_after_free(64, /* write_after_free */ true); + test_use_after_free(65, /* write_after_free */ true); + test_use_after_free(129, /* write_after_free */ true); + test_use_after_free(255, /* write_after_free */ true); + test_use_after_free(256, /* write_after_free */ true); +} +TEST_END + +static bool +check_allocated_intact(void **allocated, size_t n_alloc) { + for (unsigned i = 0; i < n_alloc; i++) { + void *ptr = *(void **)allocated[i]; + bool found = false; + for (unsigned j = 0; j < n_alloc; j++) { + if (ptr == allocated[j]) { + found = true; + break; + } + } + if (!found) { + return false; + } + } + + return true; +} + +TEST_BEGIN(test_use_after_free_integration) { + test_skip_if(!uaf_detection_enabled()); + + unsigned arena_ind = do_arena_create(-1, -1); + int flags = MALLOCX_ARENA(arena_ind); + + size_t n_alloc = san_uaf_align * 2; + void **allocated = mallocx(n_alloc * sizeof(void *), flags); + assert_ptr_not_null(allocated, "Unexpected mallocx failure"); + + for (unsigned i = 0; i < n_alloc; i++) { + allocated[i] = mallocx(sizeof(void *) * 8, flags); + assert_ptr_not_null(allocated[i], "Unexpected mallocx failure"); + if (i > 0) { + /* Emulate a circular list. */ + *(void **)allocated[i] = allocated[i - 1]; + } + } + *(void **)allocated[0] = allocated[n_alloc - 1]; + expect_true(check_allocated_intact(allocated, n_alloc), + "Allocated data corrupted"); + + for (unsigned i = 0; i < n_alloc; i++) { + free(allocated[i]); + } + /* Read-after-free */ + expect_false(check_allocated_intact(allocated, n_alloc), + "Junk-filling not detected"); + + test_write_after_free_pre(); + for (unsigned i = 0; i < n_alloc; i++) { + allocated[i] = mallocx(sizeof(void *), flags); + assert_ptr_not_null(allocated[i], "Unexpected mallocx failure"); + *(void **)allocated[i] = (void *)(uintptr_t)i; + } + /* Write-after-free */ + for (unsigned i = 0; i < n_alloc; i++) { + free(allocated[i]); + *(void **)allocated[i] = NULL; + } + test_write_after_free_post(); +} +TEST_END + +int +main(void) { + return test( + test_read_after_free, + test_write_after_free, + test_use_after_free_integration); +} diff --git a/deps/jemalloc/test/unit/witness.c b/deps/jemalloc/test/unit/witness.c new file mode 100644 index 0000000..5a6c448 --- /dev/null +++ b/deps/jemalloc/test/unit/witness.c @@ -0,0 +1,280 @@ +#include "test/jemalloc_test.h" + +static witness_lock_error_t *witness_lock_error_orig; +static witness_owner_error_t *witness_owner_error_orig; +static witness_not_owner_error_t *witness_not_owner_error_orig; +static witness_depth_error_t *witness_depth_error_orig; + +static bool saw_lock_error; +static bool saw_owner_error; +static bool saw_not_owner_error; +static bool saw_depth_error; + +static void +witness_lock_error_intercept(const witness_list_t *witnesses, + const witness_t *witness) { + saw_lock_error = true; +} + +static void +witness_owner_error_intercept(const witness_t *witness) { + saw_owner_error = true; +} + +static void +witness_not_owner_error_intercept(const witness_t *witness) { + saw_not_owner_error = true; +} + +static void +witness_depth_error_intercept(const witness_list_t *witnesses, + witness_rank_t rank_inclusive, unsigned depth) { + saw_depth_error = true; +} + +static int +witness_comp(const witness_t *a, void *oa, const witness_t *b, void *ob) { + expect_u_eq(a->rank, b->rank, "Witnesses should have equal rank"); + + assert(oa == (void *)a); + assert(ob == (void *)b); + + return strcmp(a->name, b->name); +} + +static int +witness_comp_reverse(const witness_t *a, void *oa, const witness_t *b, + void *ob) { + expect_u_eq(a->rank, b->rank, "Witnesses should have equal rank"); + + assert(oa == (void *)a); + assert(ob == (void *)b); + + return -strcmp(a->name, b->name); +} + +TEST_BEGIN(test_witness) { + witness_t a, b; + witness_tsdn_t witness_tsdn = { WITNESS_TSD_INITIALIZER }; + + test_skip_if(!config_debug); + + witness_assert_lockless(&witness_tsdn); + witness_assert_depth(&witness_tsdn, 0); + witness_assert_depth_to_rank(&witness_tsdn, (witness_rank_t)1U, 0); + + witness_init(&a, "a", 1, NULL, NULL); + witness_assert_not_owner(&witness_tsdn, &a); + witness_lock(&witness_tsdn, &a); + witness_assert_owner(&witness_tsdn, &a); + witness_assert_depth(&witness_tsdn, 1); + witness_assert_depth_to_rank(&witness_tsdn, (witness_rank_t)1U, 1); + witness_assert_depth_to_rank(&witness_tsdn, (witness_rank_t)2U, 0); + + witness_init(&b, "b", 2, NULL, NULL); + witness_assert_not_owner(&witness_tsdn, &b); + witness_lock(&witness_tsdn, &b); + witness_assert_owner(&witness_tsdn, &b); + witness_assert_depth(&witness_tsdn, 2); + witness_assert_depth_to_rank(&witness_tsdn, (witness_rank_t)1U, 2); + witness_assert_depth_to_rank(&witness_tsdn, (witness_rank_t)2U, 1); + witness_assert_depth_to_rank(&witness_tsdn, (witness_rank_t)3U, 0); + + witness_unlock(&witness_tsdn, &a); + witness_assert_depth(&witness_tsdn, 1); + witness_assert_depth_to_rank(&witness_tsdn, (witness_rank_t)1U, 1); + witness_assert_depth_to_rank(&witness_tsdn, (witness_rank_t)2U, 1); + witness_assert_depth_to_rank(&witness_tsdn, (witness_rank_t)3U, 0); + witness_unlock(&witness_tsdn, &b); + + witness_assert_lockless(&witness_tsdn); + witness_assert_depth(&witness_tsdn, 0); + witness_assert_depth_to_rank(&witness_tsdn, (witness_rank_t)1U, 0); +} +TEST_END + +TEST_BEGIN(test_witness_comp) { + witness_t a, b, c, d; + witness_tsdn_t witness_tsdn = { WITNESS_TSD_INITIALIZER }; + + test_skip_if(!config_debug); + + witness_assert_lockless(&witness_tsdn); + + witness_init(&a, "a", 1, witness_comp, &a); + witness_assert_not_owner(&witness_tsdn, &a); + witness_lock(&witness_tsdn, &a); + witness_assert_owner(&witness_tsdn, &a); + witness_assert_depth(&witness_tsdn, 1); + + witness_init(&b, "b", 1, witness_comp, &b); + witness_assert_not_owner(&witness_tsdn, &b); + witness_lock(&witness_tsdn, &b); + witness_assert_owner(&witness_tsdn, &b); + witness_assert_depth(&witness_tsdn, 2); + witness_unlock(&witness_tsdn, &b); + witness_assert_depth(&witness_tsdn, 1); + + witness_lock_error_orig = witness_lock_error; + witness_lock_error = witness_lock_error_intercept; + saw_lock_error = false; + + witness_init(&c, "c", 1, witness_comp_reverse, &c); + witness_assert_not_owner(&witness_tsdn, &c); + expect_false(saw_lock_error, "Unexpected witness lock error"); + witness_lock(&witness_tsdn, &c); + expect_true(saw_lock_error, "Expected witness lock error"); + witness_unlock(&witness_tsdn, &c); + witness_assert_depth(&witness_tsdn, 1); + + saw_lock_error = false; + + witness_init(&d, "d", 1, NULL, NULL); + witness_assert_not_owner(&witness_tsdn, &d); + expect_false(saw_lock_error, "Unexpected witness lock error"); + witness_lock(&witness_tsdn, &d); + expect_true(saw_lock_error, "Expected witness lock error"); + witness_unlock(&witness_tsdn, &d); + witness_assert_depth(&witness_tsdn, 1); + + witness_unlock(&witness_tsdn, &a); + + witness_assert_lockless(&witness_tsdn); + + witness_lock_error = witness_lock_error_orig; +} +TEST_END + +TEST_BEGIN(test_witness_reversal) { + witness_t a, b; + witness_tsdn_t witness_tsdn = { WITNESS_TSD_INITIALIZER }; + + test_skip_if(!config_debug); + + witness_lock_error_orig = witness_lock_error; + witness_lock_error = witness_lock_error_intercept; + saw_lock_error = false; + + witness_assert_lockless(&witness_tsdn); + + witness_init(&a, "a", 1, NULL, NULL); + witness_init(&b, "b", 2, NULL, NULL); + + witness_lock(&witness_tsdn, &b); + witness_assert_depth(&witness_tsdn, 1); + expect_false(saw_lock_error, "Unexpected witness lock error"); + witness_lock(&witness_tsdn, &a); + expect_true(saw_lock_error, "Expected witness lock error"); + + witness_unlock(&witness_tsdn, &a); + witness_assert_depth(&witness_tsdn, 1); + witness_unlock(&witness_tsdn, &b); + + witness_assert_lockless(&witness_tsdn); + + witness_lock_error = witness_lock_error_orig; +} +TEST_END + +TEST_BEGIN(test_witness_recursive) { + witness_t a; + witness_tsdn_t witness_tsdn = { WITNESS_TSD_INITIALIZER }; + + test_skip_if(!config_debug); + + witness_not_owner_error_orig = witness_not_owner_error; + witness_not_owner_error = witness_not_owner_error_intercept; + saw_not_owner_error = false; + + witness_lock_error_orig = witness_lock_error; + witness_lock_error = witness_lock_error_intercept; + saw_lock_error = false; + + witness_assert_lockless(&witness_tsdn); + + witness_init(&a, "a", 1, NULL, NULL); + + witness_lock(&witness_tsdn, &a); + expect_false(saw_lock_error, "Unexpected witness lock error"); + expect_false(saw_not_owner_error, "Unexpected witness not owner error"); + witness_lock(&witness_tsdn, &a); + expect_true(saw_lock_error, "Expected witness lock error"); + expect_true(saw_not_owner_error, "Expected witness not owner error"); + + witness_unlock(&witness_tsdn, &a); + + witness_assert_lockless(&witness_tsdn); + + witness_owner_error = witness_owner_error_orig; + witness_lock_error = witness_lock_error_orig; + +} +TEST_END + +TEST_BEGIN(test_witness_unlock_not_owned) { + witness_t a; + witness_tsdn_t witness_tsdn = { WITNESS_TSD_INITIALIZER }; + + test_skip_if(!config_debug); + + witness_owner_error_orig = witness_owner_error; + witness_owner_error = witness_owner_error_intercept; + saw_owner_error = false; + + witness_assert_lockless(&witness_tsdn); + + witness_init(&a, "a", 1, NULL, NULL); + + expect_false(saw_owner_error, "Unexpected owner error"); + witness_unlock(&witness_tsdn, &a); + expect_true(saw_owner_error, "Expected owner error"); + + witness_assert_lockless(&witness_tsdn); + + witness_owner_error = witness_owner_error_orig; +} +TEST_END + +TEST_BEGIN(test_witness_depth) { + witness_t a; + witness_tsdn_t witness_tsdn = { WITNESS_TSD_INITIALIZER }; + + test_skip_if(!config_debug); + + witness_depth_error_orig = witness_depth_error; + witness_depth_error = witness_depth_error_intercept; + saw_depth_error = false; + + witness_assert_lockless(&witness_tsdn); + witness_assert_depth(&witness_tsdn, 0); + + witness_init(&a, "a", 1, NULL, NULL); + + expect_false(saw_depth_error, "Unexpected depth error"); + witness_assert_lockless(&witness_tsdn); + witness_assert_depth(&witness_tsdn, 0); + + witness_lock(&witness_tsdn, &a); + witness_assert_lockless(&witness_tsdn); + witness_assert_depth(&witness_tsdn, 0); + expect_true(saw_depth_error, "Expected depth error"); + + witness_unlock(&witness_tsdn, &a); + + witness_assert_lockless(&witness_tsdn); + witness_assert_depth(&witness_tsdn, 0); + + witness_depth_error = witness_depth_error_orig; +} +TEST_END + +int +main(void) { + return test( + test_witness, + test_witness_comp, + test_witness_reversal, + test_witness_recursive, + test_witness_unlock_not_owned, + test_witness_depth); +} diff --git a/deps/jemalloc/test/unit/zero.c b/deps/jemalloc/test/unit/zero.c new file mode 100644 index 0000000..d3e81f1 --- /dev/null +++ b/deps/jemalloc/test/unit/zero.c @@ -0,0 +1,59 @@ +#include "test/jemalloc_test.h" + +static void +test_zero(size_t sz_min, size_t sz_max) { + uint8_t *s; + size_t sz_prev, sz, i; +#define MAGIC ((uint8_t)0x61) + + sz_prev = 0; + s = (uint8_t *)mallocx(sz_min, 0); + expect_ptr_not_null((void *)s, "Unexpected mallocx() failure"); + + for (sz = sallocx(s, 0); sz <= sz_max; + sz_prev = sz, sz = sallocx(s, 0)) { + if (sz_prev > 0) { + expect_u_eq(s[0], MAGIC, + "Previously allocated byte %zu/%zu is corrupted", + ZU(0), sz_prev); + expect_u_eq(s[sz_prev-1], MAGIC, + "Previously allocated byte %zu/%zu is corrupted", + sz_prev-1, sz_prev); + } + + for (i = sz_prev; i < sz; i++) { + expect_u_eq(s[i], 0x0, + "Newly allocated byte %zu/%zu isn't zero-filled", + i, sz); + s[i] = MAGIC; + } + + if (xallocx(s, sz+1, 0, 0) == sz) { + s = (uint8_t *)rallocx(s, sz+1, 0); + expect_ptr_not_null((void *)s, + "Unexpected rallocx() failure"); + } + } + + dallocx(s, 0); +#undef MAGIC +} + +TEST_BEGIN(test_zero_small) { + test_skip_if(!config_fill); + test_zero(1, SC_SMALL_MAXCLASS - 1); +} +TEST_END + +TEST_BEGIN(test_zero_large) { + test_skip_if(!config_fill); + test_zero(SC_SMALL_MAXCLASS + 1, 1U << (SC_LG_LARGE_MINCLASS + 1)); +} +TEST_END + +int +main(void) { + return test( + test_zero_small, + test_zero_large); +} diff --git a/deps/jemalloc/test/unit/zero.sh b/deps/jemalloc/test/unit/zero.sh new file mode 100644 index 0000000..b4540b2 --- /dev/null +++ b/deps/jemalloc/test/unit/zero.sh @@ -0,0 +1,5 @@ +#!/bin/sh + +if [ "x${enable_fill}" = "x1" ] ; then + export MALLOC_CONF="abort:false,junk:false,zero:true" +fi diff --git a/deps/jemalloc/test/unit/zero_realloc_abort.c b/deps/jemalloc/test/unit/zero_realloc_abort.c new file mode 100644 index 0000000..a880d10 --- /dev/null +++ b/deps/jemalloc/test/unit/zero_realloc_abort.c @@ -0,0 +1,26 @@ +#include "test/jemalloc_test.h" + +#include + +static bool abort_called = false; + +void set_abort_called() { + abort_called = true; +}; + +TEST_BEGIN(test_realloc_abort) { + abort_called = false; + safety_check_set_abort(&set_abort_called); + void *ptr = mallocx(42, 0); + expect_ptr_not_null(ptr, "Unexpected mallocx error"); + ptr = realloc(ptr, 0); + expect_true(abort_called, "Realloc with zero size didn't abort"); +} +TEST_END + +int +main(void) { + return test( + test_realloc_abort); +} + diff --git a/deps/jemalloc/test/unit/zero_realloc_abort.sh b/deps/jemalloc/test/unit/zero_realloc_abort.sh new file mode 100644 index 0000000..37daeea --- /dev/null +++ b/deps/jemalloc/test/unit/zero_realloc_abort.sh @@ -0,0 +1,3 @@ +#!/bin/sh + +export MALLOC_CONF="zero_realloc:abort" diff --git a/deps/jemalloc/test/unit/zero_realloc_alloc.c b/deps/jemalloc/test/unit/zero_realloc_alloc.c new file mode 100644 index 0000000..65e07bd --- /dev/null +++ b/deps/jemalloc/test/unit/zero_realloc_alloc.c @@ -0,0 +1,48 @@ +#include "test/jemalloc_test.h" + +static uint64_t +allocated() { + if (!config_stats) { + return 0; + } + uint64_t allocated; + size_t sz = sizeof(allocated); + expect_d_eq(mallctl("thread.allocated", (void *)&allocated, &sz, NULL, + 0), 0, "Unexpected mallctl failure"); + return allocated; +} + +static uint64_t +deallocated() { + if (!config_stats) { + return 0; + } + uint64_t deallocated; + size_t sz = sizeof(deallocated); + expect_d_eq(mallctl("thread.deallocated", (void *)&deallocated, &sz, + NULL, 0), 0, "Unexpected mallctl failure"); + return deallocated; +} + +TEST_BEGIN(test_realloc_alloc) { + void *ptr = mallocx(1, 0); + expect_ptr_not_null(ptr, "Unexpected mallocx error"); + uint64_t allocated_before = allocated(); + uint64_t deallocated_before = deallocated(); + ptr = realloc(ptr, 0); + uint64_t allocated_after = allocated(); + uint64_t deallocated_after = deallocated(); + if (config_stats) { + expect_u64_lt(allocated_before, allocated_after, + "Unexpected stats change"); + expect_u64_lt(deallocated_before, deallocated_after, + "Unexpected stats change"); + } + dallocx(ptr, 0); +} +TEST_END +int +main(void) { + return test( + test_realloc_alloc); +} diff --git a/deps/jemalloc/test/unit/zero_realloc_alloc.sh b/deps/jemalloc/test/unit/zero_realloc_alloc.sh new file mode 100644 index 0000000..802687c --- /dev/null +++ b/deps/jemalloc/test/unit/zero_realloc_alloc.sh @@ -0,0 +1,3 @@ +#!/bin/sh + +export MALLOC_CONF="zero_realloc:alloc" diff --git a/deps/jemalloc/test/unit/zero_realloc_free.c b/deps/jemalloc/test/unit/zero_realloc_free.c new file mode 100644 index 0000000..baed86c --- /dev/null +++ b/deps/jemalloc/test/unit/zero_realloc_free.c @@ -0,0 +1,33 @@ +#include "test/jemalloc_test.h" + +static uint64_t +deallocated() { + if (!config_stats) { + return 0; + } + uint64_t deallocated; + size_t sz = sizeof(deallocated); + expect_d_eq(mallctl("thread.deallocated", (void *)&deallocated, &sz, + NULL, 0), 0, "Unexpected mallctl failure"); + return deallocated; +} + +TEST_BEGIN(test_realloc_free) { + void *ptr = mallocx(42, 0); + expect_ptr_not_null(ptr, "Unexpected mallocx error"); + uint64_t deallocated_before = deallocated(); + ptr = realloc(ptr, 0); + uint64_t deallocated_after = deallocated(); + expect_ptr_null(ptr, "Realloc didn't free"); + if (config_stats) { + expect_u64_gt(deallocated_after, deallocated_before, + "Realloc didn't free"); + } +} +TEST_END + +int +main(void) { + return test( + test_realloc_free); +} diff --git a/deps/jemalloc/test/unit/zero_realloc_free.sh b/deps/jemalloc/test/unit/zero_realloc_free.sh new file mode 100644 index 0000000..51b01c9 --- /dev/null +++ b/deps/jemalloc/test/unit/zero_realloc_free.sh @@ -0,0 +1,3 @@ +#!/bin/sh + +export MALLOC_CONF="zero_realloc:free" diff --git a/deps/jemalloc/test/unit/zero_reallocs.c b/deps/jemalloc/test/unit/zero_reallocs.c new file mode 100644 index 0000000..66c7a40 --- /dev/null +++ b/deps/jemalloc/test/unit/zero_reallocs.c @@ -0,0 +1,40 @@ +#include "test/jemalloc_test.h" + +static size_t +zero_reallocs() { + if (!config_stats) { + return 0; + } + size_t count = 12345; + size_t sz = sizeof(count); + + expect_d_eq(mallctl("stats.zero_reallocs", (void *)&count, &sz, + NULL, 0), 0, "Unexpected mallctl failure"); + return count; +} + +TEST_BEGIN(test_zero_reallocs) { + test_skip_if(!config_stats); + + for (size_t i = 0; i < 100; ++i) { + void *ptr = mallocx(i * i + 1, 0); + expect_ptr_not_null(ptr, "Unexpected mallocx error"); + size_t count = zero_reallocs(); + expect_zu_eq(i, count, "Incorrect zero realloc count"); + ptr = realloc(ptr, 0); + expect_ptr_null(ptr, "Realloc didn't free"); + count = zero_reallocs(); + expect_zu_eq(i + 1, count, "Realloc didn't adjust count"); + } +} +TEST_END + +int +main(void) { + /* + * We expect explicit counts; reentrant tests run multiple times, so + * counts leak across runs. + */ + return test_no_reentrancy( + test_zero_reallocs); +} diff --git a/deps/jemalloc/test/unit/zero_reallocs.sh b/deps/jemalloc/test/unit/zero_reallocs.sh new file mode 100644 index 0000000..51b01c9 --- /dev/null +++ b/deps/jemalloc/test/unit/zero_reallocs.sh @@ -0,0 +1,3 @@ +#!/bin/sh + +export MALLOC_CONF="zero_realloc:free" -- cgit v1.2.3