crypto/blake2b/blake2b_amd64.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 !go1.7,amd64,!gccgo,!appengine

package blake2b

var useSSE4 = supportSSE4()

//go:noescape
func supportSSE4() bool

//go:noescape
func hashBlocksSSE4(h *[8]uint64, c *[2]uint64, flag uint64, blocks []byte)

func hashBlocks(h *[8]uint64, c *[2]uint64, flag uint64, blocks []byte) {
	if useSSE4 {
		hashBlocksSSE4(h, c, flag, blocks)
	} else {
		hashBlocksGeneric(h, c, flag, blocks)
	}
}