github.com/mattn/go@v0.0.0-20171011075504-07f7db3ea99f/src/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