diff options
Diffstat (limited to 'benchtests/bench-memcmp.c')
-rw-r--r-- | benchtests/bench-memcmp.c | 100 |
1 files changed, 64 insertions, 36 deletions
diff --git a/benchtests/bench-memcmp.c b/benchtests/bench-memcmp.c index 96d01a1e7c..69ed9c958b 100644 --- a/benchtests/bench-memcmp.c +++ b/benchtests/bench-memcmp.c @@ -1,5 +1,5 @@ /* Measure memcmp functions. - Copyright (C) 2013-2016 Free Software Foundation, Inc. + Copyright (C) 2013-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -69,14 +69,16 @@ simple_memcmp (const char *s1, const char *s2, size_t n) } #endif +# include "json-lib.h" + typedef int (*proto_t) (const CHAR *, const CHAR *, size_t); IMPL (SIMPLE_MEMCMP, 0) IMPL (MEMCMP, 1) static void -do_one_test (impl_t *impl, const CHAR *s1, const CHAR *s2, size_t len, - int exp_result) +do_one_test (json_ctx_t *json_ctx, impl_t *impl, const CHAR *s1, + const CHAR *s2, size_t len, int exp_result) { size_t i, iters = INNER_LOOP_ITERS; timing_t start, stop, cur; @@ -90,11 +92,12 @@ do_one_test (impl_t *impl, const CHAR *s1, const CHAR *s2, size_t len, TIMING_DIFF (cur, start, stop); - TIMING_PRINT_MEAN ((double) cur, (double) iters); + json_element_double (json_ctx, (double) cur / (double) iters); } static void -do_test (size_t align1, size_t align2, size_t len, int exp_result) +do_test (json_ctx_t *json_ctx, size_t align1, size_t align2, size_t len, + int exp_result) { size_t i; CHAR *s1, *s2; @@ -110,68 +113,93 @@ do_test (size_t align1, size_t align2, size_t len, int exp_result) if (align2 + (len + 1) * CHARBYTES >= page_size) return; - s1 = (CHAR *) (buf1 + align1); - s2 = (CHAR *) (buf2 + align2); + json_element_object_begin (json_ctx); + json_attr_uint (json_ctx, "length", (double) len); + json_attr_uint (json_ctx, "align1", (double) align1); + json_attr_uint (json_ctx, "align2", (double) align2); + json_array_begin (json_ctx, "timings"); - for (i = 0; i < len; i++) - s1[i] = s2[i] = 1 + (23 << ((CHARBYTES - 1) * 8)) * i % CHAR__MAX; + FOR_EACH_IMPL (impl, 0) + { + s1 = (CHAR *) (buf1 + align1); + s2 = (CHAR *) (buf2 + align2); - s1[len] = align1; - s2[len] = align2; - s2[len - 1] -= exp_result; + for (i = 0; i < len; i++) + s1[i] = s2[i] = 1 + (23 << ((CHARBYTES - 1) * 8)) * i % CHAR__MAX; - printf ("Length %4zd, alignment %2zd/%2zd:", len, align1, align2); + s1[len] = align1; + s2[len] = align2; + s2[len - 1] -= exp_result; - FOR_EACH_IMPL (impl, 0) - do_one_test (impl, s1, s2, len, exp_result); + do_one_test (json_ctx, impl, s1, s2, len, exp_result); + realloc_bufs (); + } - putchar ('\n'); + json_array_end (json_ctx); + json_element_object_end (json_ctx); } int test_main (void) { + json_ctx_t json_ctx; size_t i; test_init (); - printf ("%23s", ""); + json_init (&json_ctx, 0, stdout); + + json_document_begin (&json_ctx); + json_attr_string (&json_ctx, "timing_type", TIMING_TYPE); + + json_attr_object_begin (&json_ctx, "functions"); + json_attr_object_begin (&json_ctx, TEST_NAME); + json_attr_string (&json_ctx, "bench-variant", "default"); + + json_array_begin (&json_ctx, "ifuncs"); FOR_EACH_IMPL (impl, 0) - printf ("\t%s", impl->name); - putchar ('\n'); + json_element_string (&json_ctx, impl->name); + json_array_end (&json_ctx); + json_array_begin (&json_ctx, "results"); for (i = 1; i < 16; ++i) { - do_test (i * CHARBYTES, i * CHARBYTES, i, 0); - do_test (i * CHARBYTES, i * CHARBYTES, i, 1); - do_test (i * CHARBYTES, i * CHARBYTES, i, -1); + do_test (&json_ctx, i * CHARBYTES, i * CHARBYTES, i, 0); + do_test (&json_ctx, i * CHARBYTES, i * CHARBYTES, i, 1); + do_test (&json_ctx, i * CHARBYTES, i * CHARBYTES, i, -1); } for (i = 0; i < 16; ++i) { - do_test (0, 0, i, 0); - do_test (0, 0, i, 1); - do_test (0, 0, i, -1); + do_test (&json_ctx, 0, 0, i, 0); + do_test (&json_ctx, 0, 0, i, 1); + do_test (&json_ctx, 0, 0, i, -1); } for (i = 1; i < 10; ++i) { - do_test (0, 0, 2 << i, 0); - do_test (0, 0, 2 << i, 1); - do_test (0, 0, 2 << i, -1); - do_test (0, 0, 16 << i, 0); - do_test ((8 - i) * CHARBYTES, (2 * i) * CHARBYTES, 16 << i, 0); - do_test (0, 0, 16 << i, 1); - do_test (0, 0, 16 << i, -1); + do_test (&json_ctx, 0, 0, 2 << i, 0); + do_test (&json_ctx, 0, 0, 2 << i, 1); + do_test (&json_ctx, 0, 0, 2 << i, -1); + do_test (&json_ctx, 0, 0, 16 << i, 0); + do_test (&json_ctx, (8 - i) * CHARBYTES, (2 * i) * CHARBYTES, 16 << i, 0); + do_test (&json_ctx, 0, 0, 16 << i, 1); + do_test (&json_ctx, 0, 0, 16 << i, -1); } for (i = 1; i < 8; ++i) { - do_test (i * CHARBYTES, 2 * (i * CHARBYTES), 8 << i, 0); - do_test (i * CHARBYTES, 2 * (i * CHARBYTES), 8 << i, 1); - do_test (i * CHARBYTES, 2 * (i * CHARBYTES), 8 << i, -1); + do_test (&json_ctx, i * CHARBYTES, 2 * (i * CHARBYTES), 8 << i, 0); + do_test (&json_ctx, i * CHARBYTES, 2 * (i * CHARBYTES), 8 << i, 1); + do_test (&json_ctx, i * CHARBYTES, 2 * (i * CHARBYTES), 8 << i, -1); } + json_array_end (&json_ctx); + json_attr_object_end (&json_ctx); + json_attr_object_end (&json_ctx); + json_document_end (&json_ctx); + return ret; } -#include "../test-skeleton.c" + +#include <support/test-driver.c> |