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| author |   Christophe Leroy <christophe.leroy@c-s.fr> | 2018-05-24 11:22:27 +0000 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2018-06-04 00:39:19 +1000 |
| commit | 373e098e1e788d7b89ec0f31765a6c08e2ea0f7c (patch) | |
| tree | 4c4b689c05300a7fdf7e1494c1f72c17afa9e62f /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | powerpc/lib: Adjust .balign inside string functions for PPC32 (diff) | |
| download | linux-dev-373e098e1e788d7b89ec0f31765a6c08e2ea0f7c.tar.xz linux-dev-373e098e1e788d7b89ec0f31765a6c08e2ea0f7c.zip | |
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 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions