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| author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2024-02-08 10:08:39 -0300 |
|---|---|---|
| committer | Arjun Shankar <arjun@redhat.com> | 2024-04-04 12:12:11 +0200 |
| commit | 6484a92698039c4a7a510f0214e22d067b0d78b3 (patch) | |
| tree | 98ec54b00f89ecb05fabafba078d296f238c3894 /sysdeps/x86_64/multiarch/memset-vec-unaligned-erms.S | |
| parent | aa4249266e9906c4bc833e4847f4d8feef59504f (diff) | |
| download | glibc-6484a92698039c4a7a510f0214e22d067b0d78b3.tar.gz glibc-6484a92698039c4a7a510f0214e22d067b0d78b3.tar.xz glibc-6484a92698039c4a7a510f0214e22d067b0d78b3.zip | |
x86: Do not prefer ERMS for memset on Zen3+
For AMD Zen3+ architecture, the performance of the vectorized loop is slightly better than ERMS. Checked on x86_64-linux-gnu on Zen3. Reviewed-by: H.J. Lu <hjl.tools@gmail.com> (cherry picked from commit 272708884cb750f12f5c74a00e6620c19dc6d567)
Diffstat (limited to 'sysdeps/x86_64/multiarch/memset-vec-unaligned-erms.S')
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