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| author | Noah Goldstein <goldstein.w.n@gmail.com> | 2022-06-14 15:37:28 -0700 |
|---|---|---|
| committer | Noah Goldstein <goldstein.w.n@gmail.com> | 2022-06-14 20:58:09 -0700 |
| commit | ff439c47173565fbff4f0f78d07b0f14e4a7db05 (patch) | |
| tree | 6c50dc3e3914c3082174845a65808ed043e832ac /sysdeps/x86_64/multiarch/mempcpy.c | |
| parent | 035591551400cfc810b07244a015c9411e8bff7c (diff) | |
| download | glibc-ff439c47173565fbff4f0f78d07b0f14e4a7db05.tar.gz glibc-ff439c47173565fbff4f0f78d07b0f14e4a7db05.tar.xz glibc-ff439c47173565fbff4f0f78d07b0f14e4a7db05.zip | |
x86: Add sse42 implementation to strcmp's ifunc
This has been missing since the the ifuncs where added. The performance of SSE4.2 is preferable to to SSE2. Measured on Tigerlake with N = 20 runs. Geometric Mean of all benchmarks SSE4.2 / SSE2: 0.906
Diffstat (limited to 'sysdeps/x86_64/multiarch/mempcpy.c')
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