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Mike Strosaker authored
Adds an assembly implementation of sha256.block for ppc64le to improve its performance. This implementation is largely based on the original amd64 implementation, which unrolls the 64 iterations of the inner loop. Fixes #17652 benchmark old ns/op new ns/op delta BenchmarkHash8Bytes 1263 767 -39.27% BenchmarkHash1K 14048 7766 -44.72% BenchmarkHash8K 102245 55626 -45.60% benchmark old MB/s new MB/s speedup BenchmarkHash8Bytes 6.33 10.43 1.65x BenchmarkHash1K 72.89 131.85 1.81x BenchmarkHash8K 80.12 147.27 1.84x Change-Id: Ib4adf429423b20495580400be10bd7e171bcc70b Reviewed-on: https://go-review.googlesource.com/32318Reviewed-by:
Carlos Eduardo Seo <cseo@linux.vnet.ibm.com> Reviewed-by:
David Chase <drchase@google.com> Run-TryBot: David Chase <drchase@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org>
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