golang sha256block_generic 代码
文件路径：/src/crypto/sha256/sha256block_generic.go
/ Copyright 2016 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.
/go:build !amd64 && !386 && !s390x && !ppc64le && !ppc64 && !arm64
package sha256
func block(dig *digest, p []byte) {
blockGeneric(dig, p)
}