crypto/sha256, crypto/sha512: 1.3x speedup
SHA-256:
benchmark old ns/op new ns/op delta
BenchmarkHash1K 21686 16912 -22.01%
BenchmarkHash8K 173216 135020 -22.05%
benchmark old MB/s new MB/s speedup
BenchmarkHash1K 47.22 60.55 1.28x
BenchmarkHash8K 47.29 60.67 1.28x
SHA-512:
benchmark old ns/op new ns/op delta
BenchmarkHash1K 14323 11163 -22.06%
BenchmarkHash8K 114120 88693 -22.28%
benchmark old MB/s new MB/s speedup
BenchmarkHash1K 71.49 91.73 1.28x
BenchmarkHash8K 71.78 92.36 1.29x
R=golang-dev, agl
CC=golang-dev
https://golang.org/cl/
6584071