// 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 k = _K //go:noescape func sha256block(h []uint32, p []byte, k []uint32) func block(dig *digest, p []byte) { if !cpu.ARM64.HasSHA2 { blockGeneric(dig, p) } else { h := dig.h[:] sha256block(h, p, k) } }