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authorChristophe Leroy <christophe.leroy@c-s.fr>2018-05-24 14:22:27 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2018-06-03 17:39:19 +0300
commit373e098e1e788d7b89ec0f31765a6c08e2ea0f7c (patch)
tree4c4b689c05300a7fdf7e1494c1f72c17afa9e62f /arch/powerpc/lib/string.S
parent1128bb7813a896bd608fb622eee3c26aaf33b473 (diff)
downloadlinux-373e098e1e788d7b89ec0f31765a6c08e2ea0f7c.tar.xz
powerpc/32: Optimise __csum_partial()
Improve __csum_partial by interleaving loads and adds. On a 8xx, it brings neither improvement nor degradation. On a 83xx, it brings a 25% improvement. Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> Reviewed-by: Segher Boessenkool <segher@kernel.crashing.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/lib/string.S')
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