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AArch64: Optimize strlen
authorWilco Dijkstra <wilco.dijkstra@arm.com>
Wed, 11 Jan 2023 13:52:53 +0000 (13:52 +0000)
committerWilco Dijkstra <wilco.dijkstra@arm.com>
Tue, 17 Jan 2023 15:09:18 +0000 (15:09 +0000)
commit03c8ce5000198947a4dd7b2c14e5131738fda62b
treefc437473626b27a8a8d6004f533ad82a6ad44fc8tree | snapshot
parent349e48c01e85bd96006860084e76d322e6ca02f1commit | diff
AArch64: Optimize strlen

Optimize strlen by unrolling the main loop.  Large strings are 64% faster on
modern CPUs.

Reviewed-by: Szabolcs Nagy <szabolcs.nagy@arm.com>
sysdeps/aarch64/strlen.S diff | blob | history
Domain: System / Toolchain;