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authorNoah Goldstein <goldstein.w.n@gmail.com>2021-10-23 01:36:30 -0400
committerNoah Goldstein <goldstein.w.n@gmail.com>2021-10-27 13:03:46 -0500
commitcf3acd774f4c11e90cdc28192d69c60e2c02a004 (patch)
tree19d1e9a8408168c452d37d4f1a09a259d3762e52 /benchtests
parent3592ccd472a47ec8be977b0ff33f841f4c175caf (diff)
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Benchtests: Add benchtests for __memcmpeq
No bug. This commit adds __memcmpeq benchmarks. The benchmarks just use the existing ones in memcmp. This will be useful for testing implementations of __memcmpeq that do not just alias memcmp.
Diffstat (limited to 'benchtests')
-rw-r--r--benchtests/Makefile2
-rw-r--r--benchtests/bench-memcmp.c14
-rw-r--r--benchtests/bench-memcmpeq.c20
3 files changed, 29 insertions, 7 deletions
diff --git a/benchtests/Makefile b/benchtests/Makefile
index b690aaf..7be0e47 100644
--- a/benchtests/Makefile
+++ b/benchtests/Makefile
@@ -103,7 +103,7 @@ bench := $(foreach B,$(filter bench-%,${BENCHSET}), ${${B}})
endif
# String function benchmarks.
-string-benchset := memccpy memchr memcmp memcpy memmem memmove \
+string-benchset := memccpy memchr memcmp memcmpeq memcpy memmem memmove \
mempcpy memset rawmemchr stpcpy stpncpy strcasecmp strcasestr \
strcat strchr strchrnul strcmp strcpy strcspn strlen \
strncasecmp strncat strncmp strncpy strnlen strpbrk strrchr \
diff --git a/benchtests/bench-memcmp.c b/benchtests/bench-memcmp.c
index 0d6a93b..2cf6552 100644
--- a/benchtests/bench-memcmp.c
+++ b/benchtests/bench-memcmp.c
@@ -17,17 +17,21 @@
<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
-# define SIMPLE_MEMCMP simple_wmemcmp
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!
@@ -40,10 +44,8 @@ simple_wmemcmp (const wchar_t *s1, const wchar_t *s2, size_t n)
#else
# include <limits.h>
-# define SIMPLE_MEMCMP simple_memcmp
-
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;
diff --git a/benchtests/bench-memcmpeq.c b/benchtests/bench-memcmpeq.c
new file mode 100644
index 0000000..e918d4f
--- /dev/null
+++ b/benchtests/bench-memcmpeq.c
@@ -0,0 +1,20 @@
+/* Measure __memcmpeq functions.
+ Copyright (C) 2015-2021 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
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
+
+#define TEST_MEMCMPEQ 1
+#include "bench-memcmp.c"