| commit | fb481dd56adf3c5b0993b8f052cc9ba966e3959d | |
| author | Andi Kleen <andi@firstfloor.org> | |
| Thu, 4 Sep 2008 11:46:11 +0000 (4 13:46 +0200) | ||
| committer | H. Peter Anvin <hpa@zytor.com> | |
| Thu, 4 Sep 2008 15:42:06 +0000 (4 08:42 -0700) | ||
| tree | 22312cb77dbc8bf71bc54dff40efad7cf8e2d822 | treesnapshot (tar.gz zip) |
| parent | a5444d15b611cf2ffe2bc52aaf11f2ac51882f89 | commitdiff |
x86: drop -funroll-loops for csum_partial_64.c
Impact: performance optimization
I did some rebenchmarking with modern compilers and dropping
-funroll-loops makes the function consistently go faster by a few
percent. So drop that flag.
Thanks to Richard Guenther for a hint.
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Impact: performance optimization
I did some rebenchmarking with modern compilers and dropping
-funroll-loops makes the function consistently go faster by a few
percent. So drop that flag.
Thanks to Richard Guenther for a hint.
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
| arch/x86/lib/Makefile | diffblobblamehistory |