github.com/twelsh-aw/go/src@v0.0.0-20230516233729-a56fe86a7c81/crypto/sha256/sha256block_amd64.go (about) 1 // Copyright 2017 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 package sha256 6 7 import "internal/cpu" 8 9 var useAVX2 = cpu.X86.HasAVX2 && cpu.X86.HasBMI2 10 var useSHA = useAVX2 && cpu.X86.HasSHA