diff options
Diffstat (limited to 'deps/jemalloc/test/stress/microbench.c')
-rw-r--r-- | deps/jemalloc/test/stress/microbench.c | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/deps/jemalloc/test/stress/microbench.c b/deps/jemalloc/test/stress/microbench.c deleted file mode 100644 index 988b7938f..000000000 --- a/deps/jemalloc/test/stress/microbench.c +++ /dev/null @@ -1,165 +0,0 @@ -#include "test/jemalloc_test.h" - -static inline void -time_func(timedelta_t *timer, uint64_t nwarmup, uint64_t niter, - void (*func)(void)) { - uint64_t i; - - for (i = 0; i < nwarmup; i++) { - func(); - } - timer_start(timer); - for (i = 0; i < niter; i++) { - func(); - } - timer_stop(timer); -} - -void -compare_funcs(uint64_t nwarmup, uint64_t niter, const char *name_a, - void (*func_a), const char *name_b, void (*func_b)) { - timedelta_t timer_a, timer_b; - char ratio_buf[6]; - void *p; - - p = mallocx(1, 0); - if (p == NULL) { - test_fail("Unexpected mallocx() failure"); - return; - } - - time_func(&timer_a, nwarmup, niter, func_a); - time_func(&timer_b, nwarmup, niter, func_b); - - timer_ratio(&timer_a, &timer_b, ratio_buf, sizeof(ratio_buf)); - malloc_printf("%"FMTu64" iterations, %s=%"FMTu64"us, " - "%s=%"FMTu64"us, ratio=1:%s\n", - niter, name_a, timer_usec(&timer_a), name_b, timer_usec(&timer_b), - ratio_buf); - - dallocx(p, 0); -} - -static void -malloc_free(void) { - /* The compiler can optimize away free(malloc(1))! */ - void *p = malloc(1); - if (p == NULL) { - test_fail("Unexpected malloc() failure"); - return; - } - free(p); -} - -static void -mallocx_free(void) { - void *p = mallocx(1, 0); - if (p == NULL) { - test_fail("Unexpected mallocx() failure"); - return; - } - free(p); -} - -TEST_BEGIN(test_malloc_vs_mallocx) { - compare_funcs(10*1000*1000, 100*1000*1000, "malloc", - malloc_free, "mallocx", mallocx_free); -} -TEST_END - -static void -malloc_dallocx(void) { - void *p = malloc(1); - if (p == NULL) { - test_fail("Unexpected malloc() failure"); - return; - } - dallocx(p, 0); -} - -static void -malloc_sdallocx(void) { - void *p = malloc(1); - if (p == NULL) { - test_fail("Unexpected malloc() failure"); - return; - } - sdallocx(p, 1, 0); -} - -TEST_BEGIN(test_free_vs_dallocx) { - compare_funcs(10*1000*1000, 100*1000*1000, "free", malloc_free, - "dallocx", malloc_dallocx); -} -TEST_END - -TEST_BEGIN(test_dallocx_vs_sdallocx) { - compare_funcs(10*1000*1000, 100*1000*1000, "dallocx", malloc_dallocx, - "sdallocx", malloc_sdallocx); -} -TEST_END - -static void -malloc_mus_free(void) { - void *p; - - p = malloc(1); - if (p == NULL) { - test_fail("Unexpected malloc() failure"); - return; - } - malloc_usable_size(p); - free(p); -} - -static void -malloc_sallocx_free(void) { - void *p; - - p = malloc(1); - if (p == NULL) { - test_fail("Unexpected malloc() failure"); - return; - } - if (sallocx(p, 0) < 1) { - test_fail("Unexpected sallocx() failure"); - } - free(p); -} - -TEST_BEGIN(test_mus_vs_sallocx) { - compare_funcs(10*1000*1000, 100*1000*1000, "malloc_usable_size", - malloc_mus_free, "sallocx", malloc_sallocx_free); -} -TEST_END - -static void -malloc_nallocx_free(void) { - void *p; - - p = malloc(1); - if (p == NULL) { - test_fail("Unexpected malloc() failure"); - return; - } - if (nallocx(1, 0) < 1) { - test_fail("Unexpected nallocx() failure"); - } - free(p); -} - -TEST_BEGIN(test_sallocx_vs_nallocx) { - compare_funcs(10*1000*1000, 100*1000*1000, "sallocx", - malloc_sallocx_free, "nallocx", malloc_nallocx_free); -} -TEST_END - -int -main(void) { - return test_no_reentrancy( - test_malloc_vs_mallocx, - test_free_vs_dallocx, - test_dallocx_vs_sdallocx, - test_mus_vs_sallocx, - test_sallocx_vs_nallocx); -} |