Source file src/crypto/internal/fips/sha512/sha512block_arm64.go

     1  // Copyright 2022 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  //go:build !purego
     6  
     7  package sha512
     8  
     9  import (
    10  	"crypto/internal/impl"
    11  	"internal/cpu"
    12  )
    13  
    14  var useSHA512 = cpu.ARM64.HasSHA512
    15  
    16  func init() {
    17  	impl.Register("crypto/sha512", "Armv8.2", &useSHA512)
    18  }
    19  
    20  //go:noescape
    21  func blockSHA512(dig *Digest, p []byte)
    22  
    23  func block(dig *Digest, p []byte) {
    24  	if useSHA512 {
    25  		blockSHA512(dig, p)
    26  	} else {
    27  		blockGeneric(dig, p)
    28  	}
    29  }
    30  

View as plain text