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| author | Wilco Dijkstra <wdijkstr@arm.com> | 2021-12-02 18:30:55 +0000 |
|---|---|---|
| committer | Wilco Dijkstra <wdijkstr@arm.com> | 2021-12-02 18:35:53 +0000 |
| commit | b51eb35c572b015641f03e3682c303f7631279b7 (patch) | |
| tree | 3d430053c36fd853ed02f96873c215406eba7e47 /time | |
| parent | d120fb9941be1fb1934f0b50c6ad64e4c5e404fb (diff) | |
| download | glibc-b51eb35c572b015641f03e3682c303f7631279b7.tar.gz glibc-b51eb35c572b015641f03e3682c303f7631279b7.tar.xz glibc-b51eb35c572b015641f03e3682c303f7631279b7.zip | |
AArch64: Optimize memcmp
Rewrite memcmp to improve performance. On small and medium inputs performance is 10-20% better. Large inputs use a SIMD loop processing 64 bytes per iteration, which is 30-50% faster depending on the size. Reviewed-by: Szabolcs Nagy <szabolcs.nagy@arm.com>
Diffstat (limited to 'time')
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