aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorSiddhesh Poyarekar <siddhesh@sourceware.org>2018-08-16 14:09:56 +0530
committerSiddhesh Poyarekar <siddhesh@sourceware.org>2018-08-16 14:11:57 +0530
commit34f86d61687457aa57d40cf3c230ca8404d40e45 (patch)
tree4d297d8c4c2c27a63414ceddddfae1a16506f5d9 /benchtests
parentPrint strlen benchmark output in json (diff)
downloadglibc-34f86d61687457aa57d40cf3c230ca8404d40e45.tar.gz
glibc-34f86d61687457aa57d40cf3c230ca8404d40e45.tar.bz2
glibc-34f86d61687457aa57d40cf3c230ca8404d40e45.zip
Reallocate buffers for every run in strlen
Try and avoid influencing performance of neighbouring functions.
Diffstat (limited to 'benchtests')
-rw-r--r--benchtests/bench-strlen.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/benchtests/bench-strlen.c b/benchtests/bench-strlen.c
index 6782215e7e..576849400f 100644
--- a/benchtests/bench-strlen.c
+++ b/benchtests/bench-strlen.c
@@ -96,12 +96,6 @@ do_test (json_ctx_t *json_ctx, size_t align, size_t len)
if (align + sizeof(CHAR) * len >= page_size)
return;
- CHAR *buf = (CHAR *) (buf1);
-
- for (i = 0; i < len; ++i)
- buf[align + i] = 1 + 11111 * i % MAX_CHAR;
- buf[align + len] = 0;
-
json_element_object_begin (json_ctx);
json_attr_uint (json_ctx, "length", len);
json_attr_uint (json_ctx, "alignment", align);
@@ -109,7 +103,16 @@ do_test (json_ctx_t *json_ctx, size_t align, size_t len)
FOR_EACH_IMPL (impl, 0)
- do_one_test (json_ctx, impl, (CHAR *) (buf + align), len);
+ {
+ CHAR *buf = (CHAR *) (buf1);
+
+ for (i = 0; i < len; ++i)
+ buf[align + i] = 1 + 11111 * i % MAX_CHAR;
+ buf[align + len] = 0;
+
+ do_one_test (json_ctx, impl, (CHAR *) (buf + align), len);
+ alloc_bufs ();
+ }
json_array_end (json_ctx);
json_element_object_end (json_ctx);