Commit-ID: 5dd93304a5d386c73c0a59117752acdca67f857d
Gitweb: http://git.kernel.org/tip/5dd93304a5d386c73c0a59117752acdca67f857d
Author: Ingo Molnar <mingo@xxxxxxxxxx>
AuthorDate: Mon, 19 Oct 2015 10:04:27 +0200
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Mon, 19 Oct 2015 16:07:19 -0300
perf bench mem: Reorganize the code a bit
Reorder functions a bit, so that we synchronize the layout of the
memcpy() and memset() portions of the code.
This improves the code, especially after we'll add an strlcpy() variant
as well.
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Hitoshi Mitake <mitake@xxxxxxxxxxxxxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1445241870-24854-12-git-send-email-mingo@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/bench/mem-functions.c | 38 +++++++++++++++++++-------------------
1 file changed, 19 insertions(+), 19 deletions(-)
diff --git a/tools/perf/bench/mem-functions.c b/tools/perf/bench/mem-functions.c
index 318da34..8d980d4 100644
--- a/tools/perf/bench/mem-functions.c
+++ b/tools/perf/bench/mem-functions.c
@@ -58,25 +58,6 @@ struct routine {
} fn;
};
-struct routine memcpy_routines[] = {
- { .name = "default",
- .desc = "Default memcpy() provided by glibc",
- .fn.memcpy = memcpy },
-
-#ifdef HAVE_ARCH_X86_64_SUPPORT
-# define MEMCPY_FN(_fn, _name, _desc) {.name = _name, .desc = _desc, .fn.memcpy = _fn},
-# include "mem-memcpy-x86-64-asm-def.h"
-# undef MEMCPY_FN
-#endif
-
- { NULL, }
-};
-
-static const char * const bench_mem_memcpy_usage[] = {
- "perf bench mem memcpy <options>",
- NULL
-};
-
static struct perf_event_attr cycle_attr = {
.type = PERF_TYPE_HARDWARE,
.config = PERF_COUNT_HW_CPU_CYCLES
@@ -278,6 +259,25 @@ static double do_memcpy_gettimeofday(const struct routine *r, size_t size)
return (double)(((double)size * iterations) / timeval2double(&tv_diff));
}
+struct routine memcpy_routines[] = {
+ { .name = "default",
+ .desc = "Default memcpy() provided by glibc",
+ .fn.memcpy = memcpy },
+
+#ifdef HAVE_ARCH_X86_64_SUPPORT
+# define MEMCPY_FN(_fn, _name, _desc) {.name = _name, .desc = _desc, .fn.memcpy = _fn},
+# include "mem-memcpy-x86-64-asm-def.h"
+# undef MEMCPY_FN
+#endif
+
+ { NULL, }
+};
+
+static const char * const bench_mem_memcpy_usage[] = {
+ "perf bench mem memcpy <options>",
+ NULL
+};
+
int bench_mem_memcpy(int argc, const char **argv, const char *prefix __maybe_unused)
{
struct bench_mem_info info = {
--
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