memset \
memset-large \
memset-walk \
+ memset-zero \
+ memset-zero-large \
+ memset-zero-walk \
rawmemchr \
stpcpy \
stpcpy_chk \
<https://www.gnu.org/licenses/>. */
#define TEST_MAIN
-#define TEST_NAME "bzero"
+#ifdef DO_MEMSET
+# define TEST_NAME "memset"
+#else
+# define TEST_NAME "bzero"
+#endif
#define START_SIZE (128 * 1024)
#define MIN_PAGE_SIZE (getpagesize () + 64 * 1024 * 1024)
#define TIMEOUT (20 * 60)
#include "json-lib.h"
+#ifdef DO_MEMSET
+void *generic_memset (void *, int, size_t);
+
+typedef void *(*proto_t) (void *, int, size_t);
+
+IMPL (memset, 1)
+IMPL (generic_memset, 0)
+#else
static void
memset_zero (void * s, size_t len)
{
IMPL (bzero, 1)
IMPL (memset_zero, 0)
+#endif
static void
do_one_test (json_ctx_t *json_ctx, impl_t *impl, CHAR *s, size_t n)
TIMING_NOW (start);
for (i = 0; i < iters; ++i)
{
+#ifdef DO_MEMSET
+ CALL (impl, s, 0, n);
+#else
CALL (impl, s, n);
+#endif
}
TIMING_NOW (stop);
}
#include <support/test-driver.c>
+
+#ifdef DO_MEMSET
+# 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>
+#endif
<https://www.gnu.org/licenses/>. */
#define TEST_MAIN
-#define TEST_NAME "bzero"
+#ifdef DO_MEMSET
+# define TEST_NAME "memset"
+#else
+# define TEST_NAME "bzero"
+#endif
#define START_SIZE 128
#define MIN_PAGE_SIZE (getpagesize () + 32 * 1024 * 1024)
#define TIMEOUT (20 * 60)
#include "json-lib.h"
+#ifdef DO_MEMSET
+void *generic_memset (void *, int, size_t);
+
+typedef void *(*proto_t) (void *, int, size_t);
+
+IMPL (memset, 1)
+IMPL (generic_memset, 0)
+
+#else
static void
memset_zero (void * s, size_t len)
{
IMPL (bzero, 1)
IMPL (memset_zero, 0)
+#endif
static void
do_one_test (json_ctx_t *json_ctx, impl_t *impl, CHAR *s, CHAR *s_end,
TIMING_NOW (start);
for (i = 0; i < iters && s <= s_end; s_end -= n, i++)
+#ifdef DO_MEMSET
+ CALL (impl, s, 0, n);
+#else
CALL (impl, s, n);
+#endif
TIMING_NOW (stop);
TIMING_DIFF (cur, start, stop);
}
#include <support/test-driver.c>
+
+#ifdef DO_MEMSET
+# 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>
+#endif
<https://www.gnu.org/licenses/>. */
#define TEST_MAIN
-#define TEST_NAME "bzero"
+#ifdef DO_MEMSET
+# define TEST_NAME "memset"
+#else
+# define TEST_NAME "bzero"
+#endif
#define MIN_PAGE_SIZE 131072
#include "bench-string.h"
#include "json-lib.h"
+#ifdef DO_MEMSET
+void *generic_memset (void *, int, size_t);
+
+typedef void *(*proto_t) (void *, int, size_t);
+
+IMPL (memset, 1)
+IMPL (generic_memset, 0)
+
+#else
static void
memset_zero (void * s, size_t len)
{
IMPL (bzero, 1)
IMPL (memset_zero, 0)
+#endif
static void
do_one_test (json_ctx_t *json_ctx, impl_t *impl, CHAR *s, size_t n)
TIMING_NOW (start);
for (i = 0; i < iters; ++i)
{
+#ifdef DO_MEMSET
+ CALL (impl, s, 0, n);
+#else
CALL (impl, s, n);
+#endif
}
TIMING_NOW (stop);
}
#include <support/test-driver.c>
+
+#ifdef DO_MEMSET
+# 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>
+#endif
--- /dev/null
+/* Measure memset functions for zeroing with large data sizes.
+ Copyright (C) 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
+ 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 DO_MEMSET 1
+#include "bench-bzero-large.c"
--- /dev/null
+/* Measure memset functions for zeroing throughput with large data sizes.
+ Copyright (C) 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
+ 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 DO_MEMSET 1
+#include "bench-bzero-walk.c"
--- /dev/null
+/* Measure memset functions for zeroing.
+ Copyright (C) 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
+ 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 DO_MEMSET 1
+#include "bench-bzero.c"