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Diffstat (limited to '')
32 files changed, 2542 insertions, 0 deletions
diff --git a/memory/replace/dmd/test/SmokeDMD.cpp b/memory/replace/dmd/test/SmokeDMD.cpp new file mode 100644 index 0000000000..c72e92a543 --- /dev/null +++ b/memory/replace/dmd/test/SmokeDMD.cpp @@ -0,0 +1,378 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this file, + * You can obtain one at http://mozilla.org/MPL/2.0/. */ + +// This program is used by the DMD xpcshell test. It is run under DMD and +// produces some output. The xpcshell test then post-processes and checks this +// output. +// +// Note that this file does not have "Test" or "test" in its name, because that +// will cause the build system to not record breakpad symbols for it, which +// will stop the post-processing (which includes stack fixing) from working +// correctly. + +// This is required on some systems such as Fedora to allow +// building with -O0 together with --warnings-as-errors due to +// a check in /usr/include/features.h +#undef _FORTIFY_SOURCE + +#include <errno.h> +#include <stdio.h> +#include <stdlib.h> + +#include "mozilla/Assertions.h" +#include "mozilla/JSONWriter.h" +#include "mozilla/Sprintf.h" +#include "mozilla/UniquePtr.h" +#include "DMD.h" + +using mozilla::MakeUnique; +using namespace mozilla::dmd; + +DMDFuncs::Singleton DMDFuncs::sSingleton; + +class FpWriteFunc final : public mozilla::JSONWriteFunc { + public: + explicit FpWriteFunc(const char* aFilename) { + mFp = fopen(aFilename, "w"); + if (!mFp) { + fprintf(stderr, "SmokeDMD: can't create %s file: %s\n", aFilename, + strerror(errno)); + exit(1); + } + } + + ~FpWriteFunc() { fclose(mFp); } + + void Write(const mozilla::Span<const char>& aStr) final { + for (const char c : aStr) { + fputc(c, mFp); + } + } + + private: + FILE* mFp; +}; + +// This stops otherwise-unused variables from being optimized away. +static void UseItOrLoseIt(void* aPtr, int aSeven) { + char buf[64]; + int n = SprintfLiteral(buf, "%p\n", aPtr); + if (n == 20 + aSeven) { + fprintf(stderr, "well, that is surprising"); + } +} + +// This function checks that heap blocks that have the same stack trace but +// different (or no) reporters get aggregated separately. +void Foo(int aSeven) { + char* a[6]; + for (int i = 0; i < aSeven - 1; i++) { + a[i] = (char*)malloc(128 - 16 * i); + UseItOrLoseIt(a[i], aSeven); + } + + // Oddly, some versions of clang will cause identical stack traces to be + // generated for adjacent calls to Report(), which breaks the test. Inserting + // the UseItOrLoseIt() calls in between is enough to prevent this. + + Report(a[2]); // reported + + UseItOrLoseIt(a[2], aSeven); + + for (int i = 0; i < aSeven - 5; i++) { + Report(a[i]); // reported + UseItOrLoseIt(a[i], aSeven); + } + + UseItOrLoseIt(a[2], aSeven); + + Report(a[3]); // reported + + // a[4], a[5] unreported +} + +void TestEmpty(const char* aTestName, const char* aMode) { + char filename[128]; + SprintfLiteral(filename, "complete-%s-%s.json", aTestName, aMode); + auto f = MakeUnique<FpWriteFunc>(filename); + + char options[128]; + SprintfLiteral(options, "--mode=%s --stacks=full", aMode); + ResetEverything(options); + + // Zero for everything. + Analyze(std::move(f)); +} + +void TestFull(const char* aTestName, int aNum, const char* aMode, int aSeven) { + char filename[128]; + SprintfLiteral(filename, "complete-%s%d-%s.json", aTestName, aNum, aMode); + auto f = MakeUnique<FpWriteFunc>(filename); + + // The --show-dump-stats=yes is there just to give that option some basic + // testing, e.g. ensure it doesn't crash. It's hard to test much beyond that. + char options[128]; + SprintfLiteral(options, "--mode=%s --stacks=full --show-dump-stats=yes", + aMode); + ResetEverything(options); + + // Analyze 1: 1 freed, 9 out of 10 unreported. + // Analyze 2: still present and unreported. + int i; + char* a = nullptr; + for (i = 0; i < aSeven + 3; i++) { + a = (char*)malloc(100); + UseItOrLoseIt(a, aSeven); + } + free(a); + + // A no-op. + free(nullptr); + + // Note: 16 bytes is the smallest requested size that gives consistent + // behaviour across all platforms with jemalloc. + // Analyze 1: reported. + // Analyze 2: thrice-reported. + char* a2 = (char*)malloc(16); + Report(a2); + + // Analyze 1: reported. + // Analyze 2: reportedness carries over, due to ReportOnAlloc. + char* b = (char*)malloc(10); + ReportOnAlloc(b); + + // ReportOnAlloc, then freed. + // Analyze 1: freed, irrelevant. + // Analyze 2: freed, irrelevant. + char* b2 = (char*)malloc(16); + ReportOnAlloc(b2); + free(b2); + + // Analyze 1: reported 4 times. + // Analyze 2: freed, irrelevant. + char* c = (char*)calloc(10, 3); + Report(c); + for (int i = 0; i < aSeven - 4; i++) { + Report(c); + } + + // Analyze 1: ignored. + // Analyze 2: irrelevant. + Report((void*)(intptr_t)i); + + // jemalloc rounds this up to 8192. + // Analyze 1: reported. + // Analyze 2: freed. + char* e = (char*)malloc(4096); + e = (char*)realloc(e, 7169); + Report(e); + + // First realloc is like malloc; second realloc is shrinking. + // Analyze 1: reported. + // Analyze 2: re-reported. + char* e2 = (char*)realloc(nullptr, 1024); + e2 = (char*)realloc(e2, 512); + Report(e2); + + // First realloc is like malloc; second realloc creates a min-sized block. + // XXX: on Windows, second realloc frees the block. + // Analyze 1: reported. + // Analyze 2: freed, irrelevant. + char* e3 = (char*)realloc(nullptr, 1023); + // e3 = (char*) realloc(e3, 0); + MOZ_ASSERT(e3); + Report(e3); + + // Analyze 1: freed, irrelevant. + // Analyze 2: freed, irrelevant. + char* f1 = (char*)malloc(64); + UseItOrLoseIt(f1, aSeven); + free(f1); + + // Analyze 1: ignored. + // Analyze 2: irrelevant. + Report((void*)(intptr_t)0x0); + + // Analyze 1: mixture of reported and unreported. + // Analyze 2: all unreported. + Foo(aSeven); + + // Analyze 1: twice-reported. + // Analyze 2: twice-reported. + char* g1 = (char*)malloc(77); + ReportOnAlloc(g1); + ReportOnAlloc(g1); + + // Analyze 1: mixture of reported and unreported. + // Analyze 2: all unreported. + // Nb: this Foo() call is deliberately not adjacent to the previous one. See + // the comment about adjacent calls in Foo() for more details. + Foo(aSeven); + + // Analyze 1: twice-reported. + // Analyze 2: once-reported. + char* g2 = (char*)malloc(78); + Report(g2); + ReportOnAlloc(g2); + + // Analyze 1: twice-reported. + // Analyze 2: once-reported. + char* g3 = (char*)malloc(79); + ReportOnAlloc(g3); + Report(g3); + + // All the odd-ball ones. + // Analyze 1: all unreported. + // Analyze 2: all freed, irrelevant. + // XXX: no memalign on Mac + // void* w = memalign(64, 65); // rounds up to 128 + // UseItOrLoseIt(w, aSeven); + + // XXX: posix_memalign doesn't work on B2G + // void* x; + // posix_memalign(&y, 128, 129); // rounds up to 256 + // UseItOrLoseIt(x, aSeven); + + // XXX: valloc doesn't work on Windows. + // void* y = valloc(1); // rounds up to 4096 + // UseItOrLoseIt(y, aSeven); + + // XXX: C11 only + // void* z = aligned_alloc(64, 256); + // UseItOrLoseIt(z, aSeven); + + if (aNum == 1) { + // Analyze 1. + Analyze(std::move(f)); + } + + ClearReports(); + + //--------- + + Report(a2); + Report(a2); + free(c); + free(e); + Report(e2); + free(e3); + // free(w); + // free(x); + // free(y); + // free(z); + + // Do some allocations that will only show up in cumulative mode. + for (int i = 0; i < 100; i++) { + void* v = malloc(128); + UseItOrLoseIt(v, aSeven); + free(v); + } + + if (aNum == 2) { + // Analyze 2. + Analyze(std::move(f)); + } +} + +void TestPartial(const char* aTestName, const char* aMode, int aSeven) { + char filename[128]; + SprintfLiteral(filename, "complete-%s-%s.json", aTestName, aMode); + auto f = MakeUnique<FpWriteFunc>(filename); + + char options[128]; + SprintfLiteral(options, "--mode=%s", aMode); + ResetEverything(options); + + int kTenThousand = aSeven + 9993; + char* s; + + // The output of this function is deterministic but it relies on the + // probability and seeds given to the FastBernoulliTrial instance in + // ResetBernoulli(). If they change, the output will change too. + + // Expected fraction with stacks: (1 - (1 - 0.003) ** 16) = 0.0469. + // So we expect about 0.0469 * 10000 == 469. + // We actually get 511. + for (int i = 0; i < kTenThousand; i++) { + s = (char*)malloc(16); + UseItOrLoseIt(s, aSeven); + } + + // Expected fraction with stacks: (1 - (1 - 0.003) ** 128) = 0.3193. + // So we expect about 0.3193 * 10000 == 3193. + // We actually get 3136. + for (int i = 0; i < kTenThousand; i++) { + s = (char*)malloc(128); + UseItOrLoseIt(s, aSeven); + } + + // Expected fraction with stacks: (1 - (1 - 0.003) ** 1024) = 0.9539. + // So we expect about 0.9539 * 10000 == 9539. + // We actually get 9531. + for (int i = 0; i < kTenThousand; i++) { + s = (char*)malloc(1024); + UseItOrLoseIt(s, aSeven); + } + + Analyze(std::move(f)); +} + +void TestScan(int aSeven) { + auto f = MakeUnique<FpWriteFunc>("basic-scan.json"); + + ResetEverything("--mode=scan"); + + uintptr_t* p = (uintptr_t*)malloc(6 * sizeof(uintptr_t)); + UseItOrLoseIt(p, aSeven); + + // Hard-coded values checked by scan-test.py + p[0] = 0x123; // outside a block, small value + p[1] = 0x0; // null + p[2] = (uintptr_t)((uint8_t*)p - 1); // pointer outside a block, but nearby + p[3] = (uintptr_t)p; // pointer to start of a block + p[4] = (uintptr_t)((uint8_t*)p + 1); // pointer into a block + p[5] = 0x0; // trailing null + + Analyze(std::move(f)); +} + +void RunTests() { + // This test relies on the compiler not doing various optimizations, such as + // eliding unused malloc() calls or unrolling loops with fixed iteration + // counts. So we compile it with -O0 (or equivalent), which probably prevents + // that. We also use the following variable for various loop iteration + // counts, just in case compilers might unroll very small loops even with + // -O0. + int seven = 7; + + // Make sure that DMD is actually running; it is initialized on the first + // allocation. + int* x = (int*)malloc(100); + UseItOrLoseIt(x, seven); + MOZ_RELEASE_ASSERT(IsRunning()); + + // Please keep this in sync with run_test in test_dmd.js. + + TestEmpty("empty", "live"); + TestEmpty("empty", "dark-matter"); + TestEmpty("empty", "cumulative"); + + TestFull("full", 1, "live", seven); + TestFull("full", 1, "dark-matter", seven); + + TestFull("full", 2, "dark-matter", seven); + TestFull("full", 2, "cumulative", seven); + + TestPartial("partial", "live", seven); + + TestScan(seven); +} + +int main() { + RunTests(); + + return 0; +} diff --git a/memory/replace/dmd/test/basic-scan-32-expected.txt b/memory/replace/dmd/test/basic-scan-32-expected.txt new file mode 100644 index 0000000000..9f6f4db325 --- /dev/null +++ b/memory/replace/dmd/test/basic-scan-32-expected.txt @@ -0,0 +1,25 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o basic-scan-32-actual.txt --clamp-contents basic-scan.json + +Invocation { + $DMD = '--mode=scan' + Mode = 'live' +} + +#----------------------------------------------------------------- + +Live { + 1 block in heap block record 1 of 1 + 32 bytes (24 requested / 8 slop) + 100.00% of the heap (100.00% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 32 bytes in 1 blocks +} + diff --git a/memory/replace/dmd/test/basic-scan-64-expected.txt b/memory/replace/dmd/test/basic-scan-64-expected.txt new file mode 100644 index 0000000000..59effc07b7 --- /dev/null +++ b/memory/replace/dmd/test/basic-scan-64-expected.txt @@ -0,0 +1,25 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o basic-scan-64-actual.txt --clamp-contents basic-scan.json + +Invocation { + $DMD = '--mode=scan' + Mode = 'live' +} + +#----------------------------------------------------------------- + +Live { + 1 block in heap block record 1 of 1 + 48 bytes (48 requested / 0 slop) + 100.00% of the heap (100.00% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 48 bytes in 1 blocks +} + diff --git a/memory/replace/dmd/test/complete-empty-cumulative-expected.txt b/memory/replace/dmd/test/complete-empty-cumulative-expected.txt new file mode 100644 index 0000000000..2486015d0b --- /dev/null +++ b/memory/replace/dmd/test/complete-empty-cumulative-expected.txt @@ -0,0 +1,18 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o complete-empty-cumulative-actual.txt complete-empty-cumulative.json + +Invocation { + $DMD = '--mode=cumulative --stacks=full' + Mode = 'cumulative' +} + +#----------------------------------------------------------------- + +# no cumulative heap blocks + +#----------------------------------------------------------------- + +Summary { + Total: 0 bytes in 0 blocks +} + diff --git a/memory/replace/dmd/test/complete-empty-dark-matter-expected.txt b/memory/replace/dmd/test/complete-empty-dark-matter-expected.txt new file mode 100644 index 0000000000..0020cddde3 --- /dev/null +++ b/memory/replace/dmd/test/complete-empty-dark-matter-expected.txt @@ -0,0 +1,29 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o complete-empty-dark-matter-actual.txt complete-empty-dark-matter.json + +Invocation { + $DMD = '--mode=dark-matter --stacks=full' + Mode = 'dark-matter' +} + +#----------------------------------------------------------------- + +# no twice-reported heap blocks + +#----------------------------------------------------------------- + +# no unreported heap blocks + +#----------------------------------------------------------------- + +# no once-reported heap blocks + +#----------------------------------------------------------------- + +Summary { + Total: 0 bytes (100.00%) in 0 blocks (100.00%) + Unreported: 0 bytes ( 0.00%) in 0 blocks ( 0.00%) + Once-reported: 0 bytes ( 0.00%) in 0 blocks ( 0.00%) + Twice-reported: 0 bytes ( 0.00%) in 0 blocks ( 0.00%) +} + diff --git a/memory/replace/dmd/test/complete-empty-live-expected.txt b/memory/replace/dmd/test/complete-empty-live-expected.txt new file mode 100644 index 0000000000..d0d1721965 --- /dev/null +++ b/memory/replace/dmd/test/complete-empty-live-expected.txt @@ -0,0 +1,18 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o complete-empty-live-actual.txt complete-empty-live.json + +Invocation { + $DMD = '--mode=live --stacks=full' + Mode = 'live' +} + +#----------------------------------------------------------------- + +# no live heap blocks + +#----------------------------------------------------------------- + +Summary { + Total: 0 bytes in 0 blocks +} + diff --git a/memory/replace/dmd/test/complete-full1-dark-matter-expected.txt b/memory/replace/dmd/test/complete-full1-dark-matter-expected.txt new file mode 100644 index 0000000000..2c7d6b6343 --- /dev/null +++ b/memory/replace/dmd/test/complete-full1-dark-matter-expected.txt @@ -0,0 +1,265 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o complete-full1-dark-matter-actual.txt complete-full1-dark-matter.json + +Invocation { + $DMD = '--mode=dark-matter --stacks=full --show-dump-stats=yes' + Mode = 'dark-matter' +} + +#----------------------------------------------------------------- + +Twice-reported { + 1 block in heap block record 1 of 4 + 80 bytes (79 requested / 1 slop) + 0.66% of the heap (0.66% cumulative) + 29.41% of twice-reported (29.41% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } + Reported again at { + #01: ... DMD.cpp ... + } +} + +Twice-reported { + 1 block in heap block record 2 of 4 + 80 bytes (78 requested / 2 slop) + 0.66% of the heap (1.32% cumulative) + 29.41% of twice-reported (58.82% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } + Reported again at { + #01: ... DMD.cpp ... + } +} + +Twice-reported { + 1 block in heap block record 3 of 4 + 80 bytes (77 requested / 3 slop) + 0.66% of the heap (1.98% cumulative) + 29.41% of twice-reported (88.24% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } + Reported again at { + #01: ... DMD.cpp ... + } +} + +Twice-reported { + 1 block in heap block record 4 of 4 + 32 bytes (30 requested / 2 slop) + 0.26% of the heap (2.25% cumulative) + 11.76% of twice-reported (100.00% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } + Reported again at { + #01: ... DMD.cpp ... + } +} + +#----------------------------------------------------------------- + +Unreported { + 9 blocks in heap block record 1 of 3 + 1,008 bytes (900 requested / 108 slop) + Individual block sizes: 112 x 9 + 8.33% of the heap (8.33% cumulative) + 81.82% of unreported (81.82% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Unreported { + 2 blocks in heap block record 2 of 3 + 112 bytes (112 requested / 0 slop) + Individual block sizes: 64; 48 + 0.93% of the heap (9.26% cumulative) + 9.09% of unreported (90.91% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Unreported { + 2 blocks in heap block record 3 of 3 + 112 bytes (112 requested / 0 slop) + Individual block sizes: 64; 48 + 0.93% of the heap (10.19% cumulative) + 9.09% of unreported (100.00% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +#----------------------------------------------------------------- + +Once-reported { + 1 block in heap block record 1 of 11 + 8,192 bytes (7,169 requested / 1,023 slop) + 67.72% of the heap (67.72% cumulative) + 77.34% of once-reported (77.34% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +Once-reported { + 1 block in heap block record 2 of 11 + 1,024 bytes (1,023 requested / 1 slop) + 8.47% of the heap (76.19% cumulative) + 9.67% of once-reported (87.01% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +Once-reported { + 1 block in heap block record 3 of 11 + 512 bytes (512 requested / 0 slop) + 4.23% of the heap (80.42% cumulative) + 4.83% of once-reported (91.84% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +Once-reported { + 2 blocks in heap block record 4 of 11 + 240 bytes (240 requested / 0 slop) + Individual block sizes: 128; 112 + 1.98% of the heap (82.41% cumulative) + 2.27% of once-reported (94.11% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +Once-reported { + 2 blocks in heap block record 5 of 11 + 240 bytes (240 requested / 0 slop) + Individual block sizes: 128; 112 + 1.98% of the heap (84.39% cumulative) + 2.27% of once-reported (96.37% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +Once-reported { + 1 block in heap block record 6 of 11 + 96 bytes (96 requested / 0 slop) + 0.79% of the heap (85.19% cumulative) + 0.91% of once-reported (97.28% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +Once-reported { + 1 block in heap block record 7 of 11 + 96 bytes (96 requested / 0 slop) + 0.79% of the heap (85.98% cumulative) + 0.91% of once-reported (98.19% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +Once-reported { + 1 block in heap block record 8 of 11 + 80 bytes (80 requested / 0 slop) + 0.66% of the heap (86.64% cumulative) + 0.76% of once-reported (98.94% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +Once-reported { + 1 block in heap block record 9 of 11 + 80 bytes (80 requested / 0 slop) + 0.66% of the heap (87.30% cumulative) + 0.76% of once-reported (99.70% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +Once-reported { + 1 block in heap block record 10 of 11 + 16 bytes (16 requested / 0 slop) + 0.13% of the heap (87.43% cumulative) + 0.15% of once-reported (99.85% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +Once-reported { + 1 block in heap block record 11 of 11 + 16 bytes (10 requested / 6 slop) + 0.13% of the heap (87.57% cumulative) + 0.15% of once-reported (100.00% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 12,096 bytes (100.00%) in 30 blocks (100.00%) + Unreported: 1,232 bytes ( 10.19%) in 13 blocks ( 43.33%) + Once-reported: 10,592 bytes ( 87.57%) in 13 blocks ( 43.33%) + Twice-reported: 272 bytes ( 2.25%) in 4 blocks ( 13.33%) +} + diff --git a/memory/replace/dmd/test/complete-full1-live-expected.txt b/memory/replace/dmd/test/complete-full1-live-expected.txt new file mode 100644 index 0000000000..eaa1883e1f --- /dev/null +++ b/memory/replace/dmd/test/complete-full1-live-expected.txt @@ -0,0 +1,127 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o complete-full1-live-actual.txt complete-full1-live.json + +Invocation { + $DMD = '--mode=live --stacks=full --show-dump-stats=yes' + Mode = 'live' +} + +#----------------------------------------------------------------- + +Live { + 1 block in heap block record 1 of 12 + 8,192 bytes (7,169 requested / 1,023 slop) + 67.72% of the heap (67.72% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Live { + 1 block in heap block record 2 of 12 + 1,024 bytes (1,023 requested / 1 slop) + 8.47% of the heap (76.19% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Live { + 9 blocks in heap block record 3 of 12 + 1,008 bytes (900 requested / 108 slop) + Individual block sizes: 112 x 9 + 8.33% of the heap (84.52% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Live { + 6 blocks in heap block record 4 of 12 + 528 bytes (528 requested / 0 slop) + Individual block sizes: 128; 112; 96; 80; 64; 48 + 4.37% of the heap (88.89% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Live { + 6 blocks in heap block record 5 of 12 + 528 bytes (528 requested / 0 slop) + Individual block sizes: 128; 112; 96; 80; 64; 48 + 4.37% of the heap (93.25% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Live { + 1 block in heap block record 6 of 12 + 512 bytes (512 requested / 0 slop) + 4.23% of the heap (97.49% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Live { + 1 block in heap block record 7 of 12 + 80 bytes (79 requested / 1 slop) + 0.66% of the heap (98.15% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Live { + 1 block in heap block record 8 of 12 + 80 bytes (78 requested / 2 slop) + 0.66% of the heap (98.81% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Live { + 1 block in heap block record 9 of 12 + 80 bytes (77 requested / 3 slop) + 0.66% of the heap (99.47% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Live { + 1 block in heap block record 10 of 12 + 32 bytes (30 requested / 2 slop) + 0.26% of the heap (99.74% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Live { + 1 block in heap block record 11 of 12 + 16 bytes (16 requested / 0 slop) + 0.13% of the heap (99.87% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Live { + 1 block in heap block record 12 of 12 + 16 bytes (10 requested / 6 slop) + 0.13% of the heap (100.00% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 12,096 bytes in 30 blocks +} + diff --git a/memory/replace/dmd/test/complete-full2-cumulative-expected.txt b/memory/replace/dmd/test/complete-full2-cumulative-expected.txt new file mode 100644 index 0000000000..5a225b9b8e --- /dev/null +++ b/memory/replace/dmd/test/complete-full2-cumulative-expected.txt @@ -0,0 +1,173 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o complete-full2-cumulative-actual.txt complete-full2-cumulative.json + +Invocation { + $DMD = '--mode=cumulative --stacks=full --show-dump-stats=yes' + Mode = 'cumulative' +} + +#----------------------------------------------------------------- + +Cumulative { + 100 blocks in heap block record 1 of 17 + 12,800 bytes (12,800 requested / 0 slop) + Individual block sizes: 128 x 100 + 42.37% of the heap (42.37% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 1 block in heap block record 2 of 17 + 8,192 bytes (7,169 requested / 1,023 slop) + 27.12% of the heap (69.49% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 1 block in heap block record 3 of 17 + 4,096 bytes (4,096 requested / 0 slop) + 13.56% of the heap (83.05% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 10 blocks in heap block record 4 of 17 + 1,120 bytes (1,000 requested / 120 slop) + Individual block sizes: 112 x 10 + 3.71% of the heap (86.76% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 1 block in heap block record 5 of 17 + 1,024 bytes (1,024 requested / 0 slop) + 3.39% of the heap (90.15% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 1 block in heap block record 6 of 17 + 1,024 bytes (1,023 requested / 1 slop) + 3.39% of the heap (93.54% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 6 blocks in heap block record 7 of 17 + 528 bytes (528 requested / 0 slop) + Individual block sizes: 128; 112; 96; 80; 64; 48 + 1.75% of the heap (95.29% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 6 blocks in heap block record 8 of 17 + 528 bytes (528 requested / 0 slop) + Individual block sizes: 128; 112; 96; 80; 64; 48 + 1.75% of the heap (97.03% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 1 block in heap block record 9 of 17 + 512 bytes (512 requested / 0 slop) + 1.69% of the heap (98.73% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 1 block in heap block record 10 of 17 + 80 bytes (79 requested / 1 slop) + 0.26% of the heap (98.99% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 1 block in heap block record 11 of 17 + 80 bytes (78 requested / 2 slop) + 0.26% of the heap (99.26% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 1 block in heap block record 12 of 17 + 80 bytes (77 requested / 3 slop) + 0.26% of the heap (99.52% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 1 block in heap block record 13 of 17 + 64 bytes (64 requested / 0 slop) + 0.21% of the heap (99.74% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 1 block in heap block record 14 of 17 + 32 bytes (30 requested / 2 slop) + 0.11% of the heap (99.84% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 1 block in heap block record 15 of 17 + 16 bytes (16 requested / 0 slop) + 0.05% of the heap (99.89% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 1 block in heap block record 16 of 17 + 16 bytes (16 requested / 0 slop) + 0.05% of the heap (99.95% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Cumulative { + 1 block in heap block record 17 of 17 + 16 bytes (10 requested / 6 slop) + 0.05% of the heap (100.00% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 30,208 bytes in 135 blocks +} + diff --git a/memory/replace/dmd/test/complete-full2-dark-matter-expected.txt b/memory/replace/dmd/test/complete-full2-dark-matter-expected.txt new file mode 100644 index 0000000000..5f9585a8c6 --- /dev/null +++ b/memory/replace/dmd/test/complete-full2-dark-matter-expected.txt @@ -0,0 +1,140 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o complete-full2-dark-matter-actual.txt complete-full2-dark-matter.json + +Invocation { + $DMD = '--mode=dark-matter --stacks=full --show-dump-stats=yes' + Mode = 'dark-matter' +} + +#----------------------------------------------------------------- + +Twice-reported { + 1 block in heap block record 1 of 2 + 80 bytes (77 requested / 3 slop) + 2.81% of the heap (2.81% cumulative) + 83.33% of twice-reported (83.33% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } + Reported again at { + #01: ... DMD.cpp ... + } +} + +Twice-reported { + 1 block in heap block record 2 of 2 + 16 bytes (16 requested / 0 slop) + 0.56% of the heap (3.37% cumulative) + 16.67% of twice-reported (100.00% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } + Reported again at { + #01: ... DMD.cpp ... + } +} + +#----------------------------------------------------------------- + +Unreported { + 9 blocks in heap block record 1 of 3 + 1,008 bytes (900 requested / 108 slop) + Individual block sizes: 112 x 9 + 35.39% of the heap (35.39% cumulative) + 48.84% of unreported (48.84% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Unreported { + 6 blocks in heap block record 2 of 3 + 528 bytes (528 requested / 0 slop) + Individual block sizes: 128; 112; 96; 80; 64; 48 + 18.54% of the heap (53.93% cumulative) + 25.58% of unreported (74.42% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Unreported { + 6 blocks in heap block record 3 of 3 + 528 bytes (528 requested / 0 slop) + Individual block sizes: 128; 112; 96; 80; 64; 48 + 18.54% of the heap (72.47% cumulative) + 25.58% of unreported (100.00% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +#----------------------------------------------------------------- + +Once-reported { + 1 block in heap block record 1 of 4 + 512 bytes (512 requested / 0 slop) + 17.98% of the heap (17.98% cumulative) + 74.42% of once-reported (74.42% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +Once-reported { + 1 block in heap block record 2 of 4 + 80 bytes (79 requested / 1 slop) + 2.81% of the heap (20.79% cumulative) + 11.63% of once-reported (86.05% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +Once-reported { + 1 block in heap block record 3 of 4 + 80 bytes (78 requested / 2 slop) + 2.81% of the heap (23.60% cumulative) + 11.63% of once-reported (97.67% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +Once-reported { + 1 block in heap block record 4 of 4 + 16 bytes (10 requested / 6 slop) + 0.56% of the heap (24.16% cumulative) + 2.33% of once-reported (100.00% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } + Reported at { + #01: ... DMD.cpp ... + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 2,848 bytes (100.00%) in 27 blocks (100.00%) + Unreported: 2,064 bytes ( 72.47%) in 21 blocks ( 77.78%) + Once-reported: 688 bytes ( 24.16%) in 4 blocks ( 14.81%) + Twice-reported: 96 bytes ( 3.37%) in 2 blocks ( 7.41%) +} + diff --git a/memory/replace/dmd/test/complete-partial-live-expected.txt b/memory/replace/dmd/test/complete-partial-live-expected.txt new file mode 100644 index 0000000000..e7f27b0ee6 --- /dev/null +++ b/memory/replace/dmd/test/complete-partial-live-expected.txt @@ -0,0 +1,56 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o complete-partial-live-actual.txt complete-partial-live.json + +Invocation { + $DMD = '--mode=live' + Mode = 'live' +} + +#----------------------------------------------------------------- + +Live { + 9,531 blocks in heap block record 1 of 4 + 9,759,744 bytes (9,759,744 requested / 0 slop) + Individual block sizes: 1,024 x 9,531 + 83.56% of the heap (83.56% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Live { + 16,822 blocks in heap block record 2 of 4 + 1,510,672 bytes (1,510,672 requested / 0 slop) + Individual block sizes: 1,024 x 469; 128 x 6,864; 16 x 9,489 + 12.93% of the heap (96.49% cumulative) + Allocated at { + #01: (no stack trace recorded due to --stacks=partial) + } +} + +Live { + 3,136 blocks in heap block record 3 of 4 + 401,408 bytes (401,408 requested / 0 slop) + Individual block sizes: 128 x 3,136 + 3.44% of the heap (99.93% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +Live { + 511 blocks in heap block record 4 of 4 + 8,176 bytes (8,176 requested / 0 slop) + Individual block sizes: 16 x 511 + 0.07% of the heap (100.00% cumulative) + Allocated at { + #01: ... DMD.cpp ... + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 11,680,000 bytes in 30,000 blocks +} + diff --git a/memory/replace/dmd/test/moz.build b/memory/replace/dmd/test/moz.build new file mode 100644 index 0000000000..d6ec431c70 --- /dev/null +++ b/memory/replace/dmd/test/moz.build @@ -0,0 +1,26 @@ +# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*- +# vim: set filetype=python: +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, You can obtain one at http://mozilla.org/MPL/2.0/. + +GeckoSimplePrograms( + [ + "SmokeDMD", + ], + linkage=None, +) + +# See the comment at the top of SmokeDMD.cpp:RunTests(). +if CONFIG["CC_TYPE"] == "clang-cl": + CXXFLAGS += ["-Od", "-clang:-fno-lto"] +else: + CXXFLAGS += ["-O0", "-fno-lto"] + +DEFINES["MOZ_NO_MOZALLOC"] = True + +DisableStlWrapping() + +XPCSHELL_TESTS_MANIFESTS += [ + "xpcshell.ini", +] diff --git a/memory/replace/dmd/test/scan-test.py b/memory/replace/dmd/test/scan-test.py new file mode 100644 index 0000000000..c282b02693 --- /dev/null +++ b/memory/replace/dmd/test/scan-test.py @@ -0,0 +1,102 @@ +#! /usr/bin/env python +# +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, You can obtain one at http://mozilla.org/MPL/2.0/. + +"""Testing for the JSON file emitted by DMD heap scan mode when running SmokeDMD.""" + +import argparse +import gzip +import json +import sys + +# The DMD output version this script handles. +outputVersion = 5 + + +def parseCommandLine(): + description = """ +Ensure that DMD heap scan mode creates the correct output when run with SmokeDMD. +This is only for testing. Input files can be gzipped. +""" + p = argparse.ArgumentParser(description=description) + + p.add_argument( + "--clamp-contents", + action="store_true", + help="expect that the contents of the JSON input file have had " + "their addresses clamped", + ) + + p.add_argument("input_file", help="a file produced by DMD") + + return p.parse_args(sys.argv[1:]) + + +def checkScanContents(contents, expected): + if len(contents) != len(expected): + raise Exception( + "Expected " + + str(len(expected)) + + " things in contents but found " + + str(len(contents)) + ) + + for i in range(len(expected)): + if contents[i] != expected[i]: + raise Exception( + "Expected to find " + + expected[i] + + " at offset " + + str(i) + + " but found " + + contents[i] + ) + + +def main(): + args = parseCommandLine() + + # Handle gzipped input if necessary. + isZipped = args.input_file.endswith(".gz") + opener = gzip.open if isZipped else open + + with opener(args.input_file, "rb") as f: + j = json.load(f) + + if j["version"] != outputVersion: + raise Exception("'version' property isn't '{:d}'".format(outputVersion)) + + invocation = j["invocation"] + + mode = invocation["mode"] + if mode != "scan": + raise Exception("bad 'mode' property: '{:s}'".format(mode)) + + blockList = j["blockList"] + + if len(blockList) != 1: + raise Exception("Expected only one block") + + b = blockList[0] + + # The expected values are based on hard-coded values in SmokeDMD.cpp. + if args.clamp_contents: + expected = ["0", "0", "0", b["addr"], b["addr"]] + else: + addr = int(b["addr"], 16) + expected = [ + "123", + "0", + str(format(addr - 1, "x")), + b["addr"], + str(format(addr + 1, "x")), + "0", + ] + + checkScanContents(b["contents"], expected) + + +if __name__ == "__main__": + main() diff --git a/memory/replace/dmd/test/script-diff-dark-matter-expected.txt b/memory/replace/dmd/test/script-diff-dark-matter-expected.txt new file mode 100644 index 0000000000..b1fc28bac5 --- /dev/null +++ b/memory/replace/dmd/test/script-diff-dark-matter-expected.txt @@ -0,0 +1,127 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o script-diff-dark-matter-actual.txt script-diff-dark-matter1.json script-diff-dark-matter2.json + +Invocation 1 { + $DMD = '--mode=dark-matter' + Mode = 'dark-matter' +} + +Invocation 2 { + $DMD = '1' + Mode = 'dark-matter' +} + +#----------------------------------------------------------------- + +Twice-reported { + -1 blocks in heap block record 1 of 1 + -1,088 bytes (-1,064 requested / -24 slop) + Individual block sizes: -1,024; -127; 63 + 15.46% of the heap (15.46% cumulative) + 100.00% of twice-reported (100.00% cumulative) + Allocated at { + #01: F (F.cpp:99) + } + Reported at { + #01: R1 (R1.cpp:99) + } + Reported again at { + #01: R2 (R2.cpp:99) + } +} + +#----------------------------------------------------------------- + +Unreported { + 4 blocks in heap block record 1 of 5 + 16,384 bytes (16,384 requested / 0 slop) + Individual block sizes: 4,096 x 4 + -232.76% of the heap (-232.76% cumulative) + 371.01% of unreported (371.01% cumulative) + Allocated at { + #01: E (E.cpp:99) + } +} + +Unreported { + 7 blocks in heap block record 2 of 5 + -11,968 bytes (-12,016 requested / 48 slop) + Individual block sizes: -15,360; 2,048; 512 x 2; 128; -127; 64 x 4; 63 + 170.02% of the heap (-62.74% cumulative) + -271.01% of unreported (100.00% cumulative) + Allocated at { + #01: F (F.cpp:99) + } +} + +Unreported { + 0 blocks in heap block record 3 of 5 + 0 bytes (-384 requested / 384 slop) + Individual block sizes: (no change) + -0.00% of the heap (-62.74% cumulative) + 0.00% of unreported (100.00% cumulative) + Allocated at { + #01: C (C.cpp:99) + } +} + +Unreported { + -2 blocks in heap block record 4 of 5 + 0 bytes (0 requested / 0 slop) + Individual block sizes: 8,192 x 2; -4,096 x 4 + -0.00% of the heap (-62.74% cumulative) + 0.00% of unreported (100.00% cumulative) + Allocated at { + #01: B (B.cpp:99) + } +} + +Unreported { + 0 blocks in heap block record 5 of 5 + 0 bytes (0 requested / 0 slop) + Individual block sizes: 20,480; -16,384; -8,192; 4,096 + -0.00% of the heap (-62.74% cumulative) + 0.00% of unreported (100.00% cumulative) + Allocated at { + #01: (no stack trace recorded due to --stacks=partial) + } +} + +#----------------------------------------------------------------- + +Once-reported { + -3 blocks in heap block record 1 of 2 + -10,240 bytes (-10,192 requested / -48 slop) + Individual block sizes: -4,096 x 2; -2,048 + 145.48% of the heap (145.48% cumulative) + 98.77% of once-reported (98.77% cumulative) + Allocated at { + #01: D (D.cpp:99) + } + Reported at { + #01: R1 (R1.cpp:99) + } +} + +Once-reported { + -1 blocks in heap block record 2 of 2 + -127 bytes (-151 requested / 24 slop) + 1.80% of the heap (147.28% cumulative) + 1.23% of once-reported (100.00% cumulative) + Allocated at { + #01: F (F.cpp:99) + } + Reported at { + #01: R1 (R1.cpp:99) + } +} + +#----------------------------------------------------------------- + +Summary { + Total: -7,039 bytes (100.00%) in 4 blocks (100.00%) + Unreported: 4,416 bytes (-62.74%) in 9 blocks (225.00%) + Once-reported: -10,367 bytes (147.28%) in -4 blocks (-100.00%) + Twice-reported: -1,088 bytes ( 15.46%) in -1 blocks (-25.00%) +} + diff --git a/memory/replace/dmd/test/script-diff-dark-matter1.json b/memory/replace/dmd/test/script-diff-dark-matter1.json new file mode 100644 index 0000000000..1175394150 --- /dev/null +++ b/memory/replace/dmd/test/script-diff-dark-matter1.json @@ -0,0 +1,51 @@ +{ + "version": 5, + "invocation": { + "dmdEnvVar": "--mode=dark-matter", + "mode": "dark-matter" + }, + "blockList": [ + { "req": 4096, "alloc": "A", "num": 4 }, + + { "req": 4096, "alloc": "B", "num": 3 }, + { "req": 4096, "alloc": "B" }, + + { "req": 4096, "alloc": "C", "num": 2 }, + { "req": 4096, "alloc": "C", "num": 2 }, + + { "req": 4096, "alloc": "D", "reps": ["R1"], "num": 2 }, + { "req": 2000, "slop": 48, "alloc": "D", "reps": ["R1"] }, + + { "req": 15360, "alloc": "F" }, + { "req": 512, "alloc": "F", "num": 2 }, + { "req": 127, "alloc": "F" }, + { "req": 1024, "alloc": "F", "reps": ["R1"] }, + { "req": 127, "alloc": "F", "reps": ["R1"] }, + { "req": 1000, "slop": 24, "alloc": "F", "reps": ["R1", "R2"] }, + { "req": 127, "alloc": "F", "reps": ["R1", "R2"] }, + + { "req": 4096 }, + { "req": 8192 }, + { "req": 16384 } + ], + "traceTable": { + "A": ["AA"], + "B": ["BB"], + "C": ["CC"], + "D": ["DD"], + "E": ["EE"], + "F": ["FF"], + "R1": ["RR1"], + "R2": ["RR2"] + }, + "frameTable": { + "AA": "#00: A (A.cpp:99)", + "BB": "#00: B (B.cpp:99)", + "CC": "#00: C (C.cpp:99)", + "DD": "#00: D (D.cpp:99)", + "EE": "#00: E (E.cpp:99)", + "FF": "#00: F (F.cpp:99)", + "RR1": "#00: R1 (R1.cpp:99)", + "RR2": "#00: R2 (R2.cpp:99)" + } +} diff --git a/memory/replace/dmd/test/script-diff-dark-matter2.json b/memory/replace/dmd/test/script-diff-dark-matter2.json new file mode 100644 index 0000000000..2c3061223f --- /dev/null +++ b/memory/replace/dmd/test/script-diff-dark-matter2.json @@ -0,0 +1,51 @@ +{ + "version": 5, + "invocation": { + "dmdEnvVar": "1", + "mode": "dark-matter" + }, + "blockList": [ + { "req": 4096, "alloc": "A", "num": 4 }, + + { "req": 8192, "alloc": "B" }, + { "req": 8192, "alloc": "B" }, + + { "req": 4000, "slop": 96, "alloc": "C", "num": 4 }, + + { "req": 4096, "alloc": "E", "num": 4 }, + + { "req": 2000, "slop": 48, "alloc": "F" }, + { "req": 1000, "slop": 24, "alloc": "F", "reps": ["R1"] }, + { "req": 512, "alloc": "F" }, + { "req": 512, "alloc": "F" }, + { "req": 512, "alloc": "F" }, + { "req": 512, "alloc": "F" }, + { "req": 128, "alloc": "F" }, + { "req": 63, "alloc": "F", "reps": ["R1", "R2"] }, + { "req": 64, "alloc": "F", "num": 4 }, + { "req": 63, "alloc": "F" }, + + { "req": 4096, "num": 2 }, + { "req": 20480 } + ], + "traceTable": { + "A": ["AA"], + "B": ["BB"], + "C": ["CC"], + "D": ["DD"], + "E": ["EE"], + "F": ["FF"], + "R1": ["RR1"], + "R2": ["RR2"] + }, + "frameTable": { + "AA": "#00: A (A.cpp:99)", + "BB": "#00: B (B.cpp:99)", + "CC": "#00: C (C.cpp:99)", + "DD": "#00: D (D.cpp:99)", + "EE": "#00: E (E.cpp:99)", + "FF": "#00: F (F.cpp:99)", + "RR1": "#00: R1 (R1.cpp:99)", + "RR2": "#00: R2 (R2.cpp:99)" + } +} diff --git a/memory/replace/dmd/test/script-diff-live-expected.txt b/memory/replace/dmd/test/script-diff-live-expected.txt new file mode 100644 index 0000000000..20208c0768 --- /dev/null +++ b/memory/replace/dmd/test/script-diff-live-expected.txt @@ -0,0 +1,81 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o script-diff-live-actual.txt script-diff-live1.json script-diff-live2.json + +Invocation 1 { + $DMD = '--mode=live' + Mode = 'live' +} + +Invocation 2 { + $DMD = '--mode=live --stacks=partial' + Mode = 'live' +} + +#----------------------------------------------------------------- + +Live { + 4 blocks in heap block record 1 of 6 + 16,384 bytes (16,384 requested / 0 slop) + Individual block sizes: 4,096 x 4 + -232.76% of the heap (-232.76% cumulative) + Allocated at { + #01: E (E.cpp:99) + } +} + +Live { + 5 blocks in heap block record 2 of 6 + -13,183 bytes (-13,231 requested / 48 slop) + Individual block sizes: -15,360; 2,048; -1,024; 512 x 2; 128; -127 x 3; 64 x 4; 63 x 2 + 187.29% of the heap (-45.48% cumulative) + Allocated at { + #01: F (F.cpp:99) + } +} + +Live { + -3 blocks in heap block record 3 of 6 + -10,240 bytes (-10,192 requested / -48 slop) + Individual block sizes: -4,096 x 2; -2,048 + 145.48% of the heap (100.00% cumulative) + Allocated at { + #01: D (D.cpp:99) + } +} + +Live { + 0 blocks in heap block record 4 of 6 + 0 bytes (-384 requested / 384 slop) + Individual block sizes: (no change) + -0.00% of the heap (100.00% cumulative) + Allocated at { + #01: C (C.cpp:99) + } +} + +Live { + -2 blocks in heap block record 5 of 6 + 0 bytes (0 requested / 0 slop) + Individual block sizes: 8,192 x 2; -4,096 x 4 + -0.00% of the heap (100.00% cumulative) + Allocated at { + #01: B (B.cpp:99) + } +} + +Live { + 0 blocks in heap block record 6 of 6 + 0 bytes (0 requested / 0 slop) + Individual block sizes: 20,480; -16,384; -8,192; 4,096 + -0.00% of the heap (100.00% cumulative) + Allocated at { + #01: (no stack trace recorded due to --stacks=partial) + } +} + +#----------------------------------------------------------------- + +Summary { + Total: -7,039 bytes in 4 blocks +} + diff --git a/memory/replace/dmd/test/script-diff-live1.json b/memory/replace/dmd/test/script-diff-live1.json new file mode 100644 index 0000000000..1296b9ea09 --- /dev/null +++ b/memory/replace/dmd/test/script-diff-live1.json @@ -0,0 +1,51 @@ +{ + "version": 5, + "invocation": { + "dmdEnvVar": "--mode=live", + "mode": "live" + }, + "blockList": [ + { "req": 4096, "alloc": "A", "num": 4 }, + + { "req": 4096, "alloc": "B", "num": 4 }, + + { "req": 4096, "alloc": "C", "num": 4 }, + + { "req": 4096, "alloc": "D" }, + { "req": 4096, "alloc": "D" }, + { "req": 2000, "slop": 48, "alloc": "D" }, + + { "req": 15360, "alloc": "F" }, + { "req": 512, "alloc": "F" }, + { "req": 512, "alloc": "F" }, + { "req": 127, "alloc": "F" }, + { "req": 1024, "alloc": "F" }, + { "req": 127, "alloc": "F" }, + { "req": 1000, "slop": 24, "alloc": "F" }, + { "req": 127, "alloc": "F" }, + + { "req": 4096 }, + { "req": 8192 }, + { "req": 16384 } + ], + "traceTable": { + "A": ["AA"], + "B": ["BB"], + "C": ["CC"], + "D": ["DD"], + "E": ["EE"], + "F": ["FF"], + "R1": ["RR1"], + "R2": ["RR2"] + }, + "frameTable": { + "AA": "#00: A (A.cpp:99)", + "BB": "#00: B (B.cpp:99)", + "CC": "#00: C (C.cpp:99)", + "DD": "#00: D (D.cpp:99)", + "EE": "#00: E (E.cpp:99)", + "FF": "#00: F (F.cpp:99)", + "RR1": "#00: R1 (R1.cpp:99)", + "RR2": "#00: R2 (R2.cpp:99)" + } +} diff --git a/memory/replace/dmd/test/script-diff-live2.json b/memory/replace/dmd/test/script-diff-live2.json new file mode 100644 index 0000000000..723ea5ff35 --- /dev/null +++ b/memory/replace/dmd/test/script-diff-live2.json @@ -0,0 +1,53 @@ +{ + "version": 5, + "invocation": { + "dmdEnvVar": "--mode=live --stacks=partial", + "mode": "live" + }, + "blockList": [ + { "req": 4096, "alloc": "A", "num": 3 }, + { "req": 4096, "alloc": "A" }, + + { "req": 8192, "alloc": "B" }, + { "req": 8192, "alloc": "B" }, + + { "req": 4000, "slop": 96, "alloc": "C", "num": 4 }, + + { "req": 4096, "alloc": "E" }, + { "req": 4096, "alloc": "E" }, + { "req": 4096, "alloc": "E" }, + { "req": 4096, "alloc": "E" }, + + { "req": 2000, "slop": 48, "alloc": "F" }, + { "req": 1000, "slop": 24, "alloc": "F" }, + { "req": 512, "alloc": "F", "num": 4 }, + { "req": 128, "alloc": "F" }, + { "req": 63, "alloc": "F" }, + { "req": 64, "alloc": "F", "num": 4 }, + { "req": 63, "alloc": "F" }, + + { "req": 4096 }, + { "req": 4096 }, + { "req": 20480 } + ], + "traceTable": { + "A": ["AA"], + "B": ["BB"], + "C": ["CC"], + "D": ["DD"], + "E": ["EE"], + "F": ["FF"], + "R1": ["RR1"], + "R2": ["RR2"] + }, + "frameTable": { + "AA": "#00: A (A.cpp:99)", + "BB": "#00: B (B.cpp:99)", + "CC": "#00: C (C.cpp:99)", + "DD": "#00: D (D.cpp:99)", + "EE": "#00: E (E.cpp:99)", + "FF": "#00: F (F.cpp:99)", + "RR1": "#00: R1 (R1.cpp:99)", + "RR2": "#00: R2 (R2.cpp:99)" + } +} diff --git a/memory/replace/dmd/test/script-ignore-alloc-fns-expected.txt b/memory/replace/dmd/test/script-ignore-alloc-fns-expected.txt new file mode 100644 index 0000000000..9428ef45fb --- /dev/null +++ b/memory/replace/dmd/test/script-ignore-alloc-fns-expected.txt @@ -0,0 +1,72 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o script-ignore-alloc-fns-actual.txt --ignore-alloc-fns script-ignore-alloc-fns.json + +Invocation { + $DMD = '1' + Mode = 'dark-matter' +} + +#----------------------------------------------------------------- + +# no twice-reported heap blocks + +#----------------------------------------------------------------- + +Unreported { + 1 block in heap block record 1 of 4 + 1,048,576 bytes (1,048,576 requested / 0 slop) + 93.22% of the heap (93.22% cumulative) + 93.22% of unreported (93.22% cumulative) + Allocated at { + #01: A (A.cpp:99) + } +} + +Unreported { + 1 block in heap block record 2 of 4 + 65,536 bytes (65,536 requested / 0 slop) + 5.83% of the heap (99.05% cumulative) + 5.83% of unreported (99.05% cumulative) + Allocated at { + #01: js::jit::JitRuntime::initialize(JSContext*) (Ion.cpp:301) + } +} + +Unreported { + 1 block in heap block record 3 of 4 + 8,192 bytes (8,000 requested / 192 slop) + 0.73% of the heap (99.78% cumulative) + 0.73% of unreported (99.78% cumulative) + Allocated at { + #01: mozilla::Vector::growStorageBy(unsigned long) (Vector.h:802) + #02: D (D.cpp:99) + } +} + +Unreported { + 1 block in heap block record 4 of 4 + 2,500 bytes (2,500 requested / 0 slop) + 0.22% of the heap (100.00% cumulative) + 0.22% of unreported (100.00% cumulative) + Allocated at { + #01: g_type_create_instance (/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0) + #02: not_an_alloc_function_so_alloc_functions_below_here_will_not_be_stripped (blah) + #03: replace_posix_memalign (replace_malloc.h:120) + #04: ??? (/lib/x86_64-linux-gnu/libglib-2.0.so.0) + #05: another_non_alloc_function (blah) + } +} + +#----------------------------------------------------------------- + +# no once-reported heap blocks + +#----------------------------------------------------------------- + +Summary { + Total: 1,124,804 bytes (100.00%) in 4 blocks (100.00%) + Unreported: 1,124,804 bytes (100.00%) in 4 blocks (100.00%) + Once-reported: 0 bytes ( 0.00%) in 0 blocks ( 0.00%) + Twice-reported: 0 bytes ( 0.00%) in 0 blocks ( 0.00%) +} + diff --git a/memory/replace/dmd/test/script-ignore-alloc-fns.json b/memory/replace/dmd/test/script-ignore-alloc-fns.json new file mode 100644 index 0000000000..a6c7c8419a --- /dev/null +++ b/memory/replace/dmd/test/script-ignore-alloc-fns.json @@ -0,0 +1,45 @@ +{ + "version": 5, + "invocation": { + "dmdEnvVar": "1", + "mode": "dark-matter" + }, + "blockList": [ + { "req": 1048576, "alloc": "A" }, + { "req": 65536, "alloc": "B" }, + { "req": 8000, "slop": 192, "alloc": "C" }, + { "req": 2500, "alloc": "D" } + ], + "traceTable": { + "A": ["AA", "AB", "AC", "AD"], + "B": ["BA", "BB", "BC"], + "C": ["CA", "CB", "CC", "CD"], + "D": ["DA", "DB", "DD", "DD", "DE", "DF", "DG", "DH", "DI", "DJ"] + }, + "frameTable": { + "AA": "#00: replace_malloc (DMD.cpp:1106)", + "AB": "#00: moz_xmalloc (mozalloc.cpp:68)", + "AC": "#00: operator new(unsigned long) (mozalloc.h:208)", + "AD": "#00: A (A.cpp:99)", + + "BA": "#00: replace_calloc (DMD.cpp:1125)", + "BB": "#00: js_calloc(unsigned long) (Utility.h:107)", + "BC": "#06: js::jit::JitRuntime::initialize(JSContext*) (Ion.cpp:301)", + + "CA": "#00: replace_realloc (DMD.cpp:1153)", + "CB": "#00: bool* mozilla::MallocAllocPolicy::pod_realloc<bool>(bool*, unsigned long, unsigned long) (AllocPolicy.h:74)", + "CC": "#00: mozilla::Vector::growStorageBy(unsigned long) (Vector.h:802)", + "CD": "#00: D (D.cpp:99)", + + "DA": "#00: replace_memalign (DMD.cpp:1181)", + "DB": "#00: replace_posix_memalign (replace_malloc.h:120)", + "DC": "#00: ??? (/lib/x86_64-linux-gnu/libglib-2.0.so.0)", + "DD": "#00: g_slice_alloc (/lib/x86_64-linux-gnu/libglib-2.0.so.0)", + "DE": "#00: g_slice_alloc0 (/lib/x86_64-linux-gnu/libglib-2.0.so.0)", + "DF": "#00: g_type_create_instance (/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0)", + "DG": "#00: not_an_alloc_function_so_alloc_functions_below_here_will_not_be_stripped (blah)", + "DH": "#00: replace_posix_memalign (replace_malloc.h:120)", + "DI": "#00: ??? (/lib/x86_64-linux-gnu/libglib-2.0.so.0)", + "DJ": "#00: another_non_alloc_function (blah)" + } +} diff --git a/memory/replace/dmd/test/script-max-frames-1-expected.txt b/memory/replace/dmd/test/script-max-frames-1-expected.txt new file mode 100644 index 0000000000..65a00762bb --- /dev/null +++ b/memory/replace/dmd/test/script-max-frames-1-expected.txt @@ -0,0 +1,26 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o script-max-frames-1-actual.txt --max-frames=1 script-max-frames.json + +Invocation { + $DMD = '--mode=live --stacks=full' + Mode = 'live' +} + +#----------------------------------------------------------------- + +Live { + 4 blocks in heap block record 1 of 1 + 4,416 bytes (4,404 requested / 12 slop) + Individual block sizes: 4,096; 128; 112; 80 + 100.00% of the heap (100.00% cumulative) + Allocated at { + #01: E (E.cpp:99) + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 4,416 bytes in 4 blocks +} + diff --git a/memory/replace/dmd/test/script-max-frames-3-expected.txt b/memory/replace/dmd/test/script-max-frames-3-expected.txt new file mode 100644 index 0000000000..5df4914738 --- /dev/null +++ b/memory/replace/dmd/test/script-max-frames-3-expected.txt @@ -0,0 +1,48 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o script-max-frames-3-actual.txt --max-frames=3 --no-fix-stacks script-max-frames.json + +Invocation { + $DMD = '--mode=live --stacks=full' + Mode = 'live' +} + +#----------------------------------------------------------------- + +Live { + 2 blocks in heap block record 1 of 3 + 4,224 bytes (4,224 requested / 0 slop) + Individual block sizes: 4,096; 128 + 95.65% of the heap (95.65% cumulative) + Allocated at { + #01: E (E.cpp:99) + #02: F (F.cpp:99) + #03: G (G.cpp:99) + } +} + +Live { + 1 block in heap block record 2 of 3 + 112 bytes (100 requested / 12 slop) + 2.54% of the heap (98.19% cumulative) + Allocated at { + #01: E (E.cpp:99) + #02: X (X.cpp:99) + #03: Y (Y.cpp:99) + } +} + +Live { + 1 block in heap block record 3 of 3 + 80 bytes (80 requested / 0 slop) + 1.81% of the heap (100.00% cumulative) + Allocated at { + #01: E (E.cpp:99) + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 4,416 bytes in 4 blocks +} + diff --git a/memory/replace/dmd/test/script-max-frames-8-expected.txt b/memory/replace/dmd/test/script-max-frames-8-expected.txt new file mode 100644 index 0000000000..174992d5b8 --- /dev/null +++ b/memory/replace/dmd/test/script-max-frames-8-expected.txt @@ -0,0 +1,69 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o script-max-frames-8-actual.txt script-max-frames.json + +Invocation { + $DMD = '--mode=live --stacks=full' + Mode = 'live' +} + +#----------------------------------------------------------------- + +Live { + 1 block in heap block record 1 of 4 + 4,096 bytes (4,096 requested / 0 slop) + 92.75% of the heap (92.75% cumulative) + Allocated at { + #01: E (E.cpp:99) + #02: F (F.cpp:99) + #03: G (G.cpp:99) + #04: H (H.cpp:99) + #05: I (I.cpp:99) + #06: J (J.cpp:99) + #07: K (K.cpp:99) + #08: L (L.cpp:99) + } +} + +Live { + 1 block in heap block record 2 of 4 + 128 bytes (128 requested / 0 slop) + 2.90% of the heap (95.65% cumulative) + Allocated at { + #01: E (E.cpp:99) + #02: F (F.cpp:99) + #03: G (G.cpp:99) + #04: R (R.cpp:99) + #05: S (S.cpp:99) + #06: T (T.cpp:99) + #07: U (U.cpp:99) + #08: V (V.cpp:99) + } +} + +Live { + 1 block in heap block record 3 of 4 + 112 bytes (100 requested / 12 slop) + 2.54% of the heap (98.19% cumulative) + Allocated at { + #01: E (E.cpp:99) + #02: X (X.cpp:99) + #03: Y (Y.cpp:99) + #04: Z (Z.cpp:99) + } +} + +Live { + 1 block in heap block record 4 of 4 + 80 bytes (80 requested / 0 slop) + 1.81% of the heap (100.00% cumulative) + Allocated at { + #01: E (E.cpp:99) + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 4,416 bytes in 4 blocks +} + diff --git a/memory/replace/dmd/test/script-max-frames.json b/memory/replace/dmd/test/script-max-frames.json new file mode 100644 index 0000000000..6de17a88c3 --- /dev/null +++ b/memory/replace/dmd/test/script-max-frames.json @@ -0,0 +1,43 @@ +{ + "version": 5, + "invocation": { + "dmdEnvVar": "--mode=live --stacks=full", + "mode": "live" + }, + "blockList": [ + { "req": 4096, "alloc": "A" }, + { "req": 128, "alloc": "B" }, + { "req": 100, "slop": 12, "alloc": "C" }, + { "req": 80, "alloc": "D" } + ], + "traceTable": { + "A": ["E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P"], + "B": ["E", "F", "G", "R", "S", "T", "U", "V"], + "C": ["E", "X", "Y", "Z"], + "D": ["E"] + }, + "frameTable": { + "E": "#00: E (E.cpp:99)", + "F": "#00: F (F.cpp:99)", + "G": "#00: G (G.cpp:99)", + "H": "#00: H (H.cpp:99)", + "I": "#00: I (I.cpp:99)", + "J": "#00: J (J.cpp:99)", + "K": "#00: K (K.cpp:99)", + "L": "#00: L (L.cpp:99)", + "M": "#00: M (M.cpp:99)", + "N": "#00: N (N.cpp:99)", + "O": "#00: O (O.cpp:99)", + "P": "#00: P (P.cpp:99)", + "Q": "#00: Q (Q.cpp:99)", + "R": "#00: R (R.cpp:99)", + "S": "#00: S (S.cpp:99)", + "T": "#00: T (T.cpp:99)", + "U": "#00: U (U.cpp:99)", + "V": "#00: V (V.cpp:99)", + "W": "#00: W (W.cpp:99)", + "X": "#00: X (X.cpp:99)", + "Y": "#00: Y (Y.cpp:99)", + "Z": "#00: Z (Z.cpp:99)" + } +} diff --git a/memory/replace/dmd/test/script-sort-by-num-blocks-expected.txt b/memory/replace/dmd/test/script-sort-by-num-blocks-expected.txt new file mode 100644 index 0000000000..8de03d953b --- /dev/null +++ b/memory/replace/dmd/test/script-sort-by-num-blocks-expected.txt @@ -0,0 +1,46 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o script-sort-by-num-blocks-actual.txt --sort-by=num-blocks script-sort-by.json.gz + +Invocation { + $DMD = '--mode=live' + Mode = 'live' +} + +#----------------------------------------------------------------- + +Live { + 8 blocks in heap block record 1 of 3 + 16,384 bytes (8,200 requested / 8,184 slop) + Individual block sizes: 2,048 x 8 + 33.32% of the heap (33.32% cumulative) + Allocated at { + #01: C (C.cpp:99) + } +} + +Live { + 5 blocks in heap block record 2 of 3 + 16,400 bytes (12,016 requested / 4,384 slop) + Individual block sizes: 4,096 x 4; 16 + 33.35% of the heap (66.67% cumulative) + Allocated at { + #01: B (B.cpp:99) + } +} + +Live { + 5 blocks in heap block record 3 of 3 + 16,392 bytes (16,392 requested / 0 slop) + Individual block sizes: 4,096 x 4; 8 + 33.33% of the heap (100.00% cumulative) + Allocated at { + #01: A (A.cpp:99) + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 49,176 bytes in 18 blocks +} + diff --git a/memory/replace/dmd/test/script-sort-by-req-expected.txt b/memory/replace/dmd/test/script-sort-by-req-expected.txt new file mode 100644 index 0000000000..3ab21ba8f7 --- /dev/null +++ b/memory/replace/dmd/test/script-sort-by-req-expected.txt @@ -0,0 +1,46 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o script-sort-by-req-actual.txt --sort-by=req --no-fix-stacks script-sort-by.json.gz + +Invocation { + $DMD = '--mode=live' + Mode = 'live' +} + +#----------------------------------------------------------------- + +Live { + 5 blocks in heap block record 1 of 3 + 16,392 bytes (16,392 requested / 0 slop) + Individual block sizes: 4,096 x 4; 8 + 33.33% of the heap (33.33% cumulative) + Allocated at { + #01: A (A.cpp:99) + } +} + +Live { + 5 blocks in heap block record 2 of 3 + 16,400 bytes (12,016 requested / 4,384 slop) + Individual block sizes: 4,096 x 4; 16 + 33.35% of the heap (66.68% cumulative) + Allocated at { + #01: B (B.cpp:99) + } +} + +Live { + 8 blocks in heap block record 3 of 3 + 16,384 bytes (8,200 requested / 8,184 slop) + Individual block sizes: 2,048 x 8 + 33.32% of the heap (100.00% cumulative) + Allocated at { + #01: C (C.cpp:99) + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 49,176 bytes in 18 blocks +} + diff --git a/memory/replace/dmd/test/script-sort-by-slop-expected.txt b/memory/replace/dmd/test/script-sort-by-slop-expected.txt new file mode 100644 index 0000000000..c325c7ed40 --- /dev/null +++ b/memory/replace/dmd/test/script-sort-by-slop-expected.txt @@ -0,0 +1,46 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o script-sort-by-slop-actual.txt --sort-by=slop script-sort-by.json.gz + +Invocation { + $DMD = '--mode=live' + Mode = 'live' +} + +#----------------------------------------------------------------- + +Live { + 8 blocks in heap block record 1 of 3 + 16,384 bytes (8,200 requested / 8,184 slop) + Individual block sizes: 2,048 x 8 + 33.32% of the heap (33.32% cumulative) + Allocated at { + #01: C (C.cpp:99) + } +} + +Live { + 5 blocks in heap block record 2 of 3 + 16,400 bytes (12,016 requested / 4,384 slop) + Individual block sizes: 4,096 x 4; 16 + 33.35% of the heap (66.67% cumulative) + Allocated at { + #01: B (B.cpp:99) + } +} + +Live { + 5 blocks in heap block record 3 of 3 + 16,392 bytes (16,392 requested / 0 slop) + Individual block sizes: 4,096 x 4; 8 + 33.33% of the heap (100.00% cumulative) + Allocated at { + #01: A (A.cpp:99) + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 49,176 bytes in 18 blocks +} + diff --git a/memory/replace/dmd/test/script-sort-by-usable-expected.txt b/memory/replace/dmd/test/script-sort-by-usable-expected.txt new file mode 100644 index 0000000000..8239a4759e --- /dev/null +++ b/memory/replace/dmd/test/script-sort-by-usable-expected.txt @@ -0,0 +1,46 @@ +#----------------------------------------------------------------- +# dmd.py --filter-stacks-for-testing -o script-sort-by-usable-actual.txt --sort-by=usable script-sort-by.json.gz + +Invocation { + $DMD = '--mode=live' + Mode = 'live' +} + +#----------------------------------------------------------------- + +Live { + 5 blocks in heap block record 1 of 3 + 16,400 bytes (12,016 requested / 4,384 slop) + Individual block sizes: 4,096 x 4; 16 + 33.35% of the heap (33.35% cumulative) + Allocated at { + #01: B (B.cpp:99) + } +} + +Live { + 5 blocks in heap block record 2 of 3 + 16,392 bytes (16,392 requested / 0 slop) + Individual block sizes: 4,096 x 4; 8 + 33.33% of the heap (66.68% cumulative) + Allocated at { + #01: A (A.cpp:99) + } +} + +Live { + 8 blocks in heap block record 3 of 3 + 16,384 bytes (8,200 requested / 8,184 slop) + Individual block sizes: 2,048 x 8 + 33.32% of the heap (100.00% cumulative) + Allocated at { + #01: C (C.cpp:99) + } +} + +#----------------------------------------------------------------- + +Summary { + Total: 49,176 bytes in 18 blocks +} + diff --git a/memory/replace/dmd/test/script-sort-by.json.gz b/memory/replace/dmd/test/script-sort-by.json.gz Binary files differnew file mode 100644 index 0000000000..b2308bab40 --- /dev/null +++ b/memory/replace/dmd/test/script-sort-by.json.gz diff --git a/memory/replace/dmd/test/test_dmd.js b/memory/replace/dmd/test/test_dmd.js new file mode 100644 index 0000000000..d96444ea05 --- /dev/null +++ b/memory/replace/dmd/test/test_dmd.js @@ -0,0 +1,224 @@ +/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*-*/ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this file, + * You can obtain one at http://mozilla.org/MPL/2.0/. */ + +"use strict"; + +const { FileUtils } = ChromeUtils.importESModule( + "resource://gre/modules/FileUtils.sys.mjs" +); + +// The xpcshell test harness sets PYTHON so we can read it here. +var gPythonName = Services.env.get("PYTHON"); + +// If we're testing locally, the executable file is in "CurProcD". Otherwise, +// it is in another location that we have to find. +function getExecutable(aFilename) { + let file = FileUtils.getFile("CurProcD", [aFilename]); + if (!file.exists()) { + file = FileUtils.getFile("CurWorkD", []); + while (file.path.includes("xpcshell")) { + file = file.parent; + } + file.append("bin"); + file.append(aFilename); + } + return file; +} + +var gIsWindows = Services.appinfo.OS === "WINNT"; +var gDmdTestFile = getExecutable("SmokeDMD" + (gIsWindows ? ".exe" : "")); + +var gDmdScriptFile = getExecutable("dmd.py"); + +var gScanTestFile = FileUtils.getFile("CurWorkD", ["scan-test.py"]); + +function readFile(aFile) { + let fstream = Cc["@mozilla.org/network/file-input-stream;1"].createInstance( + Ci.nsIFileInputStream + ); + let cstream = Cc["@mozilla.org/intl/converter-input-stream;1"].createInstance( + Ci.nsIConverterInputStream + ); + fstream.init(aFile, -1, 0, 0); + cstream.init(fstream, "UTF-8", 0, 0); + + let data = ""; + let str = {}; + let read = 0; + do { + // Read as much as we can and put it in str.value. + read = cstream.readString(0xffffffff, str); + data += str.value; + } while (read != 0); + + cstream.close(); // this closes fstream + return data.replace(/\r/g, ""); // normalize line endings +} + +function runProcess(aExeFile, aArgs) { + let process = Cc["@mozilla.org/process/util;1"].createInstance(Ci.nsIProcess); + process.init(aExeFile); + process.run(/* blocking = */ true, aArgs, aArgs.length); + return process.exitValue; +} + +function test(aPrefix, aArgs) { + // DMD writes the JSON files to CurWorkD, so we do likewise here with + // |actualFile| for consistency. It is removed once we've finished. + let expectedFile = FileUtils.getFile("CurWorkD", [aPrefix + "-expected.txt"]); + let actualFile = FileUtils.getFile("CurWorkD", [aPrefix + "-actual.txt"]); + + // Run dmd.py on the JSON file, producing |actualFile|. + + let args = [ + gDmdScriptFile.path, + "--filter-stacks-for-testing", + "-o", + actualFile.path, + ].concat(aArgs); + + runProcess(new FileUtils.File(gPythonName), args); + + // Compare |expectedFile| with |actualFile|. We produce nice diffs with + // /usr/bin/diff on systems that have it (Mac and Linux). Otherwise (Windows) + // we do a string compare of the file contents and then print them both if + // they don't match. + + let success; + try { + let rv = runProcess(new FileUtils.File("/usr/bin/diff"), [ + "-u", + expectedFile.path, + actualFile.path, + ]); + success = rv == 0; + } catch (e) { + let expectedData = readFile(expectedFile); + let actualData = readFile(actualFile); + success = expectedData === actualData; + if (!success) { + expectedData = expectedData.split("\n"); + actualData = actualData.split("\n"); + for (let i = 0; i < expectedData.length; i++) { + print("EXPECTED:" + expectedData[i]); + } + for (let i = 0; i < actualData.length; i++) { + print(" ACTUAL:" + actualData[i]); + } + } + } + + ok(success, aPrefix); + + actualFile.remove(true); +} + +// Run scan-test.py on the JSON file and see if it succeeds. +function scanTest(aJsonFilePath, aExtraArgs) { + let args = [gScanTestFile.path, aJsonFilePath].concat(aExtraArgs); + + return runProcess(new FileUtils.File(gPythonName), args) == 0; +} + +function run_test() { + let jsonFile, jsonFile2; + + // These tests do complete end-to-end testing of DMD, i.e. both the C++ code + // that generates the JSON output, and the script that post-processes that + // output. + // + // Run these synchronously, because test() updates the complete*.json files + // in-place (to fix stacks) when it runs dmd.py, and that's not safe to do + // asynchronously. + + Services.env.set("DMD", "1"); + + runProcess(gDmdTestFile, []); + + function test2(aTestName, aMode) { + let name = "complete-" + aTestName + "-" + aMode; + jsonFile = FileUtils.getFile("CurWorkD", [name + ".json"]); + test(name, [jsonFile.path]); + jsonFile.remove(true); + } + + // Please keep this in sync with RunTests() in SmokeDMD.cpp. + + test2("empty", "live"); + test2("empty", "dark-matter"); + test2("empty", "cumulative"); + + test2("full1", "live"); + test2("full1", "dark-matter"); + + test2("full2", "dark-matter"); + test2("full2", "cumulative"); + + test2("partial", "live"); + + // Heap scan testing. + jsonFile = FileUtils.getFile("CurWorkD", ["basic-scan.json"]); + ok(scanTest(jsonFile.path), "Basic scan test"); + + let is64Bit = Services.appinfo.is64Bit; + let basicScanFileName = "basic-scan-" + (is64Bit ? "64" : "32"); + test(basicScanFileName, ["--clamp-contents", jsonFile.path]); + ok( + scanTest(jsonFile.path, ["--clamp-contents"]), + "Scan with address clamping" + ); + + // Run the generic test a second time to ensure that the first time produced + // valid JSON output. "--clamp-contents" is passed in so we don't have to have + // more variants of the files. + test(basicScanFileName, ["--clamp-contents", jsonFile.path]); + jsonFile.remove(true); + + // These tests only test the post-processing script. They use hand-written + // JSON files as input. Ideally the JSON files would contain comments + // explaining how they work, but JSON doesn't allow comments, so I've put + // explanations here. + + // This just tests that stack traces of various lengths are truncated + // appropriately. The number of records in the output is different for each + // of the tested values. + jsonFile = FileUtils.getFile("CurWorkD", ["script-max-frames.json"]); + test("script-max-frames-8", [jsonFile.path]); // --max-frames=8 is the default + test("script-max-frames-3", [ + "--max-frames=3", + "--no-fix-stacks", + jsonFile.path, + ]); + test("script-max-frames-1", ["--max-frames=1", jsonFile.path]); + + // This file has three records that are shown in a different order for each + // of the different sort values. It also tests the handling of gzipped JSON + // files. + jsonFile = FileUtils.getFile("CurWorkD", ["script-sort-by.json.gz"]); + test("script-sort-by-usable", ["--sort-by=usable", jsonFile.path]); + test("script-sort-by-req", [ + "--sort-by=req", + "--no-fix-stacks", + jsonFile.path, + ]); + test("script-sort-by-slop", ["--sort-by=slop", jsonFile.path]); + test("script-sort-by-num-blocks", ["--sort-by=num-blocks", jsonFile.path]); + + // This file has several real stack traces taken from Firefox execution, each + // of which tests a different allocator function (or functions). + jsonFile = FileUtils.getFile("CurWorkD", ["script-ignore-alloc-fns.json"]); + test("script-ignore-alloc-fns", ["--ignore-alloc-fns", jsonFile.path]); + + // This tests "live"-mode diffs. + jsonFile = FileUtils.getFile("CurWorkD", ["script-diff-live1.json"]); + jsonFile2 = FileUtils.getFile("CurWorkD", ["script-diff-live2.json"]); + test("script-diff-live", [jsonFile.path, jsonFile2.path]); + + // This tests "dark-matter"-mode diffs. + jsonFile = FileUtils.getFile("CurWorkD", ["script-diff-dark-matter1.json"]); + jsonFile2 = FileUtils.getFile("CurWorkD", ["script-diff-dark-matter2.json"]); + test("script-diff-dark-matter", [jsonFile.path, jsonFile2.path]); +} diff --git a/memory/replace/dmd/test/xpcshell.ini b/memory/replace/dmd/test/xpcshell.ini new file mode 100644 index 0000000000..2baeeed270 --- /dev/null +++ b/memory/replace/dmd/test/xpcshell.ini @@ -0,0 +1,35 @@ +[DEFAULT] +support-files = + basic-scan-32-expected.txt + basic-scan-64-expected.txt + complete-empty-live-expected.txt + complete-empty-dark-matter-expected.txt + complete-empty-cumulative-expected.txt + complete-full1-live-expected.txt + complete-full1-dark-matter-expected.txt + complete-full2-dark-matter-expected.txt + complete-full2-cumulative-expected.txt + complete-partial-live-expected.txt + scan-test.py + script-max-frames.json + script-max-frames-8-expected.txt + script-max-frames-3-expected.txt + script-max-frames-1-expected.txt + script-sort-by.json.gz + script-sort-by-usable-expected.txt + script-sort-by-req-expected.txt + script-sort-by-slop-expected.txt + script-sort-by-num-blocks-expected.txt + script-ignore-alloc-fns.json + script-ignore-alloc-fns-expected.txt + script-diff-live1.json + script-diff-live2.json + script-diff-live-expected.txt + script-diff-dark-matter1.json + script-diff-dark-matter2.json + script-diff-dark-matter-expected.txt + +[test_dmd.js] +dmd = true +skip-if = + !(os=='linux' || os=='mac' || (os=='win' && !pgo)) |