Source file src/pkg/crypto/sha512/sha512block_amd64.go

     1	// Copyright 2013 The Go Authors. All rights reserved.
     2	// Use of this source code is governed by a BSD-style
     3	// license that can be found in the LICENSE file.
     4	
     5	// +build amd64
     6	
     7	package sha512
     8	
     9	import "internal/cpu"
    10	
    11	//go:noescape
    12	func blockAVX2(dig *digest, p []byte)
    13	
    14	//go:noescape
    15	func blockAMD64(dig *digest, p []byte)
    16	
    17	var useAVX2 = cpu.X86.HasAVX2 && cpu.X86.HasBMI1 && cpu.X86.HasBMI2
    18	
    19	func block(dig *digest, p []byte) {
    20		if useAVX2 {
    21			blockAVX2(dig, p)
    22		} else {
    23			blockAMD64(dig, p)
    24		}
    25	}
    26	

View as plain text