// Copyright 2017 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. package sha256 import "internal/cpu" var useAVX2 = cpu.X86.HasAVX2 && cpu.X86.HasBMI2 var useSHA = useAVX2 && cpu.X86.HasSHA