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| author | H.J. Lu <hjl.tools@gmail.com> | 2023-08-10 11:24:30 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2023-08-11 07:49:45 -0700 |
| commit | f6b10ed8e9a00de49d0951e760cc2b5288862b47 (patch) | |
| tree | 8c3e78a82ce26e9d5d7532c3945e1d5a6daa9814 /Makefile.help | |
| parent | 542b1105852568c3ebc712225ae78b8c8ba31a78 (diff) | |
| download | glibc-f6b10ed8e9a00de49d0951e760cc2b5288862b47.tar.gz glibc-f6b10ed8e9a00de49d0951e760cc2b5288862b47.tar.xz glibc-f6b10ed8e9a00de49d0951e760cc2b5288862b47.zip | |
x86_64: Add log2 with FMA
On Skylake, it improves log2 bench performance by:
Before After Improvement
max 208.779 63.827 69%
min 9.977 6.55 34%
mean 10.366 6.8191 34%
Diffstat (limited to 'Makefile.help')
0 files changed, 0 insertions, 0 deletions