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* [glibc] Benchtests: Add length zero benchmark for memset in bench-memset.c
@ 2022-02-07 5:28 Noah Goldstein
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From: Noah Goldstein @ 2022-02-07 5:28 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=69e6992d79dcd1d41b3379c22689ef5826cdb876
commit 69e6992d79dcd1d41b3379c22689ef5826cdb876
Author: Noah Goldstein <goldstein.w.n@gmail.com>
Date: Sat Feb 5 23:51:07 2022 -0600
Benchtests: Add length zero benchmark for memset in bench-memset.c
Zero is a relevant size for some workloads (roughly 5% of uses for
GCC) so we should be testing it's performance as well.
Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
Diff:
---
benchtests/bench-memset.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/benchtests/bench-memset.c b/benchtests/bench-memset.c
index e1e2d5f176..6c95a1e965 100644
--- a/benchtests/bench-memset.c
+++ b/benchtests/bench-memset.c
@@ -110,7 +110,7 @@ test_main (void)
{
for (i = 0; i < 18; ++i)
do_test (&json_ctx, 0, c, 1 << i);
- for (i = 1; i < 64; ++i)
+ for (i = 0; i < 64; ++i)
{
do_test (&json_ctx, i, c, i);
do_test (&json_ctx, 4096 - i, c, i);
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2022-02-07 5:28 [glibc] Benchtests: Add length zero benchmark for memset in bench-memset.c Noah Goldstein
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