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| author | Noah Goldstein <goldstein.w.n@gmail.com> | 2022-03-25 17:13:32 -0500 |
|---|---|---|
| committer | Noah Goldstein <goldstein.w.n@gmail.com> | 2022-03-28 15:00:03 -0500 |
| commit | f5bff979d02cf115be94c0c0c6f1a1a505964772 (patch) | |
| tree | f69fa7deff5bd426f0ef6a839770795ee5ddb315 /sysdeps/x86_64/sub_n.S | |
| parent | 811c635dbae42a0ced67d2bffa8ad68b58d6e44e (diff) | |
| download | glibc-f5bff979d02cf115be94c0c0c6f1a1a505964772.tar.gz glibc-f5bff979d02cf115be94c0c0c6f1a1a505964772.tar.xz glibc-f5bff979d02cf115be94c0c0c6f1a1a505964772.zip | |
x86: Small improvements for wcscpy-ssse3
Just a few small QOL changes.
1. Prefer `add` > `lea` as it has high execution units it can run
on.
2. Don't break macro-fusion between `test` and `jcc`
geometric_mean(N=20) of all benchmarks New / Original: 0.973
All string/memory tests pass.
Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
Diffstat (limited to 'sysdeps/x86_64/sub_n.S')
0 files changed, 0 insertions, 0 deletions