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| author | Wilco Dijkstra <wilco.dijkstra@arm.com> | 2021-07-01 15:30:42 +0100 |
|---|---|---|
| committer | Wilco Dijkstra <wdijkstr@arm.com> | 2021-07-01 15:32:36 +0100 |
| commit | 252cad02d4c63540501b9b8c988cb91248563224 (patch) | |
| tree | f43c836158ad49a84b5b348d241d59eb97a9bd0a /scripts/check-execstack.awk | |
| parent | eb68d7d23cc411acdf68a60f194343a6774d6194 (diff) | |
| download | glibc-252cad02d4c63540501b9b8c988cb91248563224.tar.xz glibc-252cad02d4c63540501b9b8c988cb91248563224.zip | |
AArch64: Improve strnlen performance
Optimize strnlen by avoiding UMINV which is slow on most cores. On Neoverse N1
large strings are 1.8x faster than the current version, and bench-strnlen is
50% faster overall. This version is MTE compatible.
Reviewed-by: Szabolcs Nagy <szabolcs.nagy@arm.com>
Diffstat (limited to 'scripts/check-execstack.awk')
0 files changed, 0 insertions, 0 deletions