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| author | H.J. Lu <hjl.tools@gmail.com> | 2018-12-26 06:58:15 -0800 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2018-12-26 06:58:31 -0800 |
| commit | ba4b8fab20d52e4c3c52fcff805c77219a9e8b5e (patch) | |
| tree | cf246769d1a8da1a173e301a43aee43f5fe33737 /ChangeLog | |
| parent | 9412979a4384c183eb50dbc6fe40aaf9904b1dc7 (diff) | |
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x86-64: Remove s_sincosf-sse2.S
The current s_sincosf.c is faster than s_sincosf-sse2.S. On Broadwell
with FMA disabled, bench-sincosf shows:
Before After Improvement
max 154.032 114.517 34%
min 6.25 5.609 11%
mean 14.8728 12.8589 15%
* sysdeps/x86_64/fpu/s_sincosf.S: Removed.
* sysdeps/x86_64/fpu/multiarch/s_sincosf-sse2.S: Likewise.
* sysdeps/x86_64/fpu/multiarch/s_sincosf-sse2.c: New file.
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 6 |
1 files changed, 6 insertions, 0 deletions
@@ -1,5 +1,11 @@ 2018-12-26 H.J. Lu <hongjiu.lu@intel.com> + * sysdeps/x86_64/fpu/s_sincosf.S: Removed. + * sysdeps/x86_64/fpu/multiarch/s_sincosf-sse2.S: Likewise. + * sysdeps/x86_64/fpu/multiarch/s_sincosf-sse2.c: New file. + +2018-12-26 H.J. Lu <hongjiu.lu@intel.com> + * sysdeps/x86_64/fpu/libm-test-ulps: Regenerated. 2018-12-26 H.J. Lu <hongjiu.lu@intel.com> |