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authorWilco Dijkstra <wdijkstr@arm.com>2019-08-29 15:45:49 +0100
committerWilco Dijkstra <wdijkstr@arm.com>2019-08-30 17:21:35 +0100
commit3c05dd79d04da765b1ec93ea97474b3b8d9e0af3 (patch)
tree7765a34bee154154bcd8e48d934ec661cfbab7a9 /benchtests/bench-memset-large.c
parent9743c6272df3d4f4c37cc98e68fab83bf3f57efb (diff)
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Use generic memset/memcpy/memmove in benchtests
Use the generic C memset/memcpy/memmove in benchtests since comparing
against a slow byte-oriented implementation makes no sense.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

2019-08-29  Wilco Dijkstra  <wdijkstr@arm.com>

	* benchtests/bench-memcpy.c (simple_memcpy): Remove.
	(generic_memcpy): Include generic C memcpy.
	* benchtests/bench-memmove.c (simple_memmove): Remove.
	(generic_memmove): Include generic C memmove.
	* benchtests/bench-memset.c (simple_memset): Remove.
	(generic_memset): Include generic C memset.
	* benchtests/bench-memset-large.c (simple_memset): Remove.
	(generic_memset): Include generic C memset.
	* benchtests/bench-memset-walk.c (simple_memset): Remove.
	(generic_memset): Include generic C memset.
	* string/memcpy.c (MEMCPY): Add defines to enable redirection.
	* string/memset.c (MEMSET): Likewise.
	* sysdeps/x86_64/memcopy.h: Remove empty file.
Diffstat (limited to 'benchtests/bench-memset-large.c')
-rw-r--r--benchtests/bench-memset-large.c36
1 files changed, 13 insertions, 23 deletions
diff --git a/benchtests/bench-memset-large.c b/benchtests/bench-memset-large.c
index d99f0a24aa..97ba30f122 100644
--- a/benchtests/bench-memset-large.c
+++ b/benchtests/bench-memset-large.c
@@ -17,38 +17,20 @@
    <http://www.gnu.org/licenses/>.  */
 
 #define TEST_MAIN
-#ifndef WIDE
-# define TEST_NAME "memset"
-#else
-# define TEST_NAME "wmemset"
-#endif /* WIDE */
+#define TEST_NAME "memset"
 #define START_SIZE (128 * 1024)
 #define MIN_PAGE_SIZE (getpagesize () + 64 * 1024 * 1024)
 #define TIMEOUT (20 * 60)
 #include "bench-string.h"
 
-#ifndef WIDE
-# define SIMPLE_MEMSET simple_memset
-#else
-# define SIMPLE_MEMSET simple_wmemset
-#endif /* WIDE */
-
 #include <assert.h>
 #include "json-lib.h"
 
-IMPL (MEMSET, 1)
-
-typedef CHAR *(*proto_t) (CHAR *, int, size_t);
+void *generic_memset (void *, int, size_t);
+typedef void *(*proto_t) (void *, int, size_t);
 
-CHAR *
-inhibit_loop_to_libcall
-SIMPLE_MEMSET (CHAR *s, int c, size_t n)
-{
-  CHAR *r = s, *end = s + n;
-  while (r < end)
-    *r++ = c;
-  return s;
-}
+IMPL (MEMSET, 1)
+IMPL (generic_memset, 0)
 
 static void
 do_one_test (json_ctx_t *json_ctx, impl_t *impl, CHAR *s,
@@ -133,3 +115,11 @@ test_main (void)
 }
 
 #include <support/test-driver.c>
+
+#define libc_hidden_builtin_def(X)
+#define libc_hidden_def(X)
+#define libc_hidden_weak(X)
+#define weak_alias(X,Y)
+#undef MEMSET
+#define MEMSET generic_memset
+#include <string/memset.c>