/* Measure memcmp functions.
- Copyright (C) 2013-2016 Free Software Foundation, Inc.
+ Copyright (C) 2013-2022 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
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
+ <https://www.gnu.org/licenses/>. */
#define TEST_MAIN
-#ifdef WIDE
+#ifdef TEST_MEMCMPEQ
+# define TEST_NAME "__memcmpeq"
+# define SIMPLE_MEMCMP simple_memcmpeq
+#elif defined WIDE
# define TEST_NAME "wmemcmp"
+# define SIMPLE_MEMCMP simple_wmemcmp
#else
# define TEST_NAME "memcmp"
+# define SIMPLE_MEMCMP simple_memcmp
#endif
#include "bench-string.h"
#ifdef WIDE
-# include <inttypes.h>
-# include <wchar.h>
-# define MEMCMP wmemcmp
-# define MEMCPY wmemcpy
-# define SIMPLE_MEMCMP simple_wmemcmp
-# define CHAR wchar_t
-# define UCHAR wchar_t
-# define CHARBYTES 4
-# define CHAR__MIN WCHAR_MIN
-# define CHAR__MAX WCHAR_MAX
int
-simple_wmemcmp (const wchar_t *s1, const wchar_t *s2, size_t n)
+SIMPLE_MEMCMP (const wchar_t *s1, const wchar_t *s2, size_t n)
{
int ret = 0;
/* Warning!
#else
# include <limits.h>
-# define MEMCMP memcmp
-# define MEMCPY memcpy
-# define SIMPLE_MEMCMP simple_memcmp
-# define CHAR char
-# define MAX_CHAR 255
-# define UCHAR unsigned char
-# define CHARBYTES 1
-# define CHAR__MIN CHAR_MIN
-# define CHAR__MAX CHAR_MAX
-
int
-simple_memcmp (const char *s1, const char *s2, size_t n)
+SIMPLE_MEMCMP (const char *s1, const char *s2, size_t n)
{
int ret = 0;
}
#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;
+ size_t i, iters = INNER_LOOP_ITERS_LARGE;
timing_t start, stop, cur;
TIMING_NOW (start);
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;
if (len == 0)
return;
- align1 &= 63;
+ align1 &= (4096 - CHARBYTES);
if (align1 + (len + 1) * CHARBYTES >= page_size)
return;
- align2 &= 63;
+ align2 &= (4096 - CHARBYTES);
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_attr_uint (json_ctx, "result", (double) exp_result);
+ json_array_begin (json_ctx, "timings");
+
+ s1 = (CHAR *)(buf1 + align1);
+ s2 = (CHAR *)(buf2 + align2);
for (i = 0; i < len; i++)
- s1[i] = s2[i] = 1 + (23 << ((CHARBYTES - 1) * 8)) * i % CHAR__MAX;
+ s1[i] = s2[i] = 1 + (23 << ((CHARBYTES - 1) * 8)) * i % MAX_CHAR;
s1[len] = align1;
s2[len] = align2;
s2[len - 1] -= exp_result;
- printf ("Length %4zd, alignment %2zd/%2zd:", len, align1, align2);
-
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);
+ }
- 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 < 32; ++i)
+ {
+ 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 = 1; i < 16; ++i)
+ for (i = 0; i < 32; ++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, 0, 0, i, 0);
+ do_test (&json_ctx, 0, 0, i, 1);
+ do_test (&json_ctx, 0, 0, i, -1);
+ do_test (&json_ctx, 4096 - i, 0, i, 0);
+ do_test (&json_ctx, 4096 - i, 0, i, 1);
+ do_test (&json_ctx, 4096 - i, 0, i, -1);
}
- for (i = 0; i < 16; ++i)
+ for (i = 33; i < 385; i += 32)
{
- 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);
+ do_test (&json_ctx, i, 0, i, 0);
+ do_test (&json_ctx, 0, i, i, 1);
+ do_test (&json_ctx, i, i, 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, (8 - i) * CHARBYTES, (2 * i) * CHARBYTES, 16 << i, 0);
+ do_test (&json_ctx, 0, 0, 16 << i, 0);
+ do_test (&json_ctx, 0, 0, 16 << i, 1);
+ do_test (&json_ctx, 0, 0, 16 << i, -1);
+ do_test (&json_ctx, i, 0, 2 << i, 0);
+ do_test (&json_ctx, 0, i, 2 << i, 1);
+ do_test (&json_ctx, i, i, 2 << i, -1);
+ do_test (&json_ctx, i, 0, 16 << i, 0);
+ do_test (&json_ctx, 0, i, 16 << i, 1);
+ do_test (&json_ctx, i, i, 16 << i, -1);
}
- for (i = 1; i < 8; ++i)
+ for (i = 1; i < 10; ++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>
projects / platform / upstream / glibc.git / blobdiff