golang sha512block_amd64 代码
文件路径：/src/crypto/sha512/sha512block_amd64.go
/ Copyright 2013 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.
/go:build amd64
package sha512
import "internal/cpu"
/go:noescape
func blockAVX2(dig *digest, p []byte)
/go:noescape
func blockAMD64(dig *digest, p []byte)
var useAVX2 = cpu.X86.HasAVX2 && cpu.X86.HasBMI1 && cpu.X86.HasBMI2
func block(dig *digest, p []byte) {
if useAVX2 {
blockAVX2(dig, p)
} else {
blockAMD64(dig, p)
}
}