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Benchtests: Remove simple_memcmp

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Remove the slow byte oriented simple_memcmp.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
This commit is contained in:
Wilco Dijkstra 2023-03-03 13:04:00 +00:00
parent 5de1508803
commit 183b425a05
1 changed files with 1 additions and 31 deletions
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32
benchtests/bench-memcmp.c
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@ -19,46 +19,16 @@
#define TEST_MAIN #define TEST_MAIN
#ifdef TEST_MEMCMPEQ #ifdef TEST_MEMCMPEQ
# define TEST_NAME "__memcmpeq" # define TEST_NAME "__memcmpeq"
# define SIMPLE_MEMCMP simple_memcmpeq
#elif defined WIDE #elif defined WIDE
# define TEST_NAME "wmemcmp" # define TEST_NAME "wmemcmp"
# define SIMPLE_MEMCMP simple_wmemcmp
#else #else
# define TEST_NAME "memcmp" # define TEST_NAME "memcmp"
# define SIMPLE_MEMCMP simple_memcmp
#endif #endif
#include "bench-string.h" #include "bench-string.h"
#ifdef WIDE #include "json-lib.h"
int
SIMPLE_MEMCMP (const wchar_t *s1, const wchar_t *s2, size_t n)
{
int ret = 0;
/* Warning!
wmemcmp has to use SIGNED comparison for elements.
memcmp has to use UNSIGNED comparison for elemnts.
*/
while (n-- && (ret = *s1 < *s2 ? -1 : *s1 == *s2 ? 0 : 1) == 0) {s1++; s2++;}
return ret;
}
#else
# include <limits.h>
int
SIMPLE_MEMCMP (const char *s1, const char *s2, size_t n)
{
int ret = 0;
while (n-- && (ret = *(unsigned char *) s1++ - *(unsigned char *) s2++) == 0);
return ret;
}
#endif
# include "json-lib.h"
typedef int (*proto_t) (const CHAR *, const CHAR *, size_t); typedef int (*proto_t) (const CHAR *, const CHAR *, size_t);
IMPL (SIMPLE_MEMCMP, 0)
IMPL (MEMCMP, 1) IMPL (MEMCMP, 1)
static void static void