Andreas Auernhammer
4428aee3e5
Add hash function BLAKE2s defined in RFC 7693. On amd64/SSE4: name time/op Write64-4 125ns ± 0% Write1K-4 1.64µs ± 1% Sum64-4 152ns ± 0% Sum1K-4 1.67µs ± 1% name speed Write64-4 508MB/s ± 0% Write1K-4 624MB/s ± 1% Sum64-4 420MB/s ± 0% Sum1K-4 612MB/s ± 1% On amd64/SSSE3: name time/op Write64-4 172ns ± 0% Write1K-4 2.42µs ± 0% Sum64-4 172ns ± 0% Sum1K-4 2.42µs ± 0% name speed Write64-4 370MB/s ± 0% Write1K-4 423MB/s ± 0% Sum64-4 370MB/s ± 0% Sum1K-4 422MB/s ± 0% Change-Id: I5a17cc32d8f17d43db8b1d879af6ab68b44d630c Reviewed-on: https://go-review.googlesource.com/30913 Run-TryBot: Adam Langley <agl@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Adam Langley <agl@golang.org>
38 lines
866 B
Go
38 lines
866 B
Go
// Copyright 2016 The Go Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
// +build amd64, !gccgo, !appengine
|
|
|
|
package blake2s
|
|
|
|
var (
|
|
useSSE4 = supportSSE4()
|
|
useSSSE3 = supportSSSE3()
|
|
)
|
|
|
|
//go:noescape
|
|
func supportSSSE3() bool
|
|
|
|
//go:noescape
|
|
func supportSSE4() bool
|
|
|
|
//go:noescape
|
|
func hashBlocksSSE2(h *[8]uint32, c *[2]uint32, flag uint32, blocks []byte)
|
|
|
|
//go:noescape
|
|
func hashBlocksSSSE3(h *[8]uint32, c *[2]uint32, flag uint32, blocks []byte)
|
|
|
|
//go:noescape
|
|
func hashBlocksSSE4(h *[8]uint32, c *[2]uint32, flag uint32, blocks []byte)
|
|
|
|
func hashBlocks(h *[8]uint32, c *[2]uint32, flag uint32, blocks []byte) {
|
|
if useSSE4 {
|
|
hashBlocksSSE4(h, c, flag, blocks)
|
|
} else if useSSSE3 {
|
|
hashBlocksSSSE3(h, c, flag, blocks)
|
|
} else {
|
|
hashBlocksSSE2(h, c, flag, blocks)
|
|
}
|
|
}
|