diff options
Diffstat (limited to 'src/spdk/isa-l/raid/xor_gen_perf.c')
-rw-r--r-- | src/spdk/isa-l/raid/xor_gen_perf.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/src/spdk/isa-l/raid/xor_gen_perf.c b/src/spdk/isa-l/raid/xor_gen_perf.c new file mode 100644 index 000000000..717e0ada7 --- /dev/null +++ b/src/spdk/isa-l/raid/xor_gen_perf.c @@ -0,0 +1,90 @@ +/********************************************************************** + Copyright(c) 2011-2015 Intel Corporation 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 Intel Corporation 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<stdio.h> +#include<stdint.h> +#include<string.h> +#include<stdlib.h> +#include<sys/time.h> +#include "raid.h" +#include "test.h" + +//#define CACHED_TEST +#ifdef CACHED_TEST +// Loop many times over same +# define TEST_SOURCES 10 +# define TEST_LEN 8*1024 +# define TEST_TYPE_STR "_warm" +#else +// Uncached test. Pull from large mem base. +# define TEST_SOURCES 10 +# define GT_L3_CACHE 32*1024*1024 /* some number > last level cache */ +# define TEST_LEN GT_L3_CACHE / TEST_SOURCES +# define TEST_TYPE_STR "_cold" +#endif + +#define TEST_MEM ((TEST_SOURCES + 1)*(TEST_LEN)) + +int main(int argc, char *argv[]) +{ + int i, ret, fail = 0; + void **buffs; + void *buff; + struct perf start; + + printf("Test xor_gen_perf\n"); + + ret = posix_memalign((void **)&buff, 8, sizeof(int *) * (TEST_SOURCES + 6)); + if (ret) { + printf("alloc error: Fail"); + return 1; + } + buffs = buff; + + // Allocate the arrays + for (i = 0; i < TEST_SOURCES + 1; i++) { + void *buf; + ret = posix_memalign(&buf, 64, TEST_LEN); + if (ret) { + printf("alloc error: Fail"); + return 1; + } + buffs[i] = buf; + } + + // Setup data + for (i = 0; i < TEST_SOURCES + 1; i++) + memset(buffs[i], 0, TEST_LEN); + + BENCHMARK(&start, BENCHMARK_TIME, xor_gen(TEST_SOURCES + 1, TEST_LEN, buffs)); + printf("xor_gen" TEST_TYPE_STR ": "); + perf_print(start, (long long)TEST_MEM); + + return fail; +} |