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| author | Wilco Dijkstra <wdijkstr@arm.com> | 2015-07-13 12:38:12 +0100 |
|---|---|---|
| committer | Wilco Dijkstra <wdijkstr@arm.com> | 2015-07-13 12:38:12 +0100 |
| commit | c435989f52204703d524f467c830dc363439e532 (patch) | |
| tree | cd0a248d2790e747cd3d0fb103184dd38f295a81 /stdlib | |
| parent | 70249b57e1e5f8252948fd0ab46773ad20216e23 (diff) | |
| download | glibc-c435989f52204703d524f467c830dc363439e532.tar.xz glibc-c435989f52204703d524f467c830dc363439e532.zip | |
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.
Diffstat (limited to 'stdlib')
0 files changed, 0 insertions, 0 deletions