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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, 9 Apr 2024 16:37:38 +0000 (17:37 +0100)
commit07666811d46e4ca2bdf1d28b780f030820d6b626
treefa9efaff1ba0752fe8f7c33295d095aefc1d76actree
parent20a2b9dc71f2d88aaf300b521e8eaa16a59c600bcommit | 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>
(cherry picked from commit 03c8ce5000198947a4dd7b2c14e5131738fda62b)
sysdeps/aarch64/strlen.S diff | blob | blame | history
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