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(parent: 70249b5) | patch
Optimize the strlen implementation by using a page cross check and a fast check
authorWilco Dijkstra <wdijkstr@arm.com>
Mon, 13 Jul 2015 11:38:12 +0000 (12:38 +0100)
committerWilco Dijkstra <wdijkstr@arm.com>
Mon, 13 Jul 2015 11:38:12 +0000 (12:38 +0100)
commitc435989f52204703d524f467c830dc363439e532
treecd0a248d2790e747cd3d0fb103184dd38f295a81tree
parent70249b57e1e5f8252948fd0ab46773ad20216e23commit | diff
Optimize the strlen implementation by using a page cross check and a fast check
for nul bytes which reverts to separate loop when a non-ASCII char is encountered.
Speedup on test-strlen is ~10%, long ASCII strings are processed ~60% faster,
and on random tests it is ~80% better.
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sysdeps/aarch64/strlen.S diff | blob | blame | history
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