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cmd: remove notsha256 package 

All of its usages were removed in CL 610596.

Updates #51940
Updates #64751

Change-Id: I72a0ea4bd44a2f671e032bffa1facf84822a90f2
Reviewed-on: https://go-review.googlesource.com/c/go/+/610599
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
This commit is contained in:
Cuong Manh Le 2024-09-04 18:32:07 +07:00 committed by Gopher Robot
parent 5ca785d48d
commit c541aabfc3
10 changed files with 1 additions and 1647 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/cmd/dist/buildtool.go vendored
View File

@ -45,7 +45,6 @@ var bootstrapDirs = []string{
"cmd/internal/gcprog",
"cmd/internal/goobj",
"cmd/internal/hash",
"cmd/internal/notsha256",
"cmd/internal/obj/...",
"cmd/internal/objabi",
"cmd/internal/pgo",
@ -225,8 +224,7 @@ func bootstrapBuildTools() {
// Run Go bootstrap to build binaries.
// Use the math_big_pure_go build tag to disable the assembly in math/big
// which may contain unsupported instructions.
// Use the purego build tag to disable other assembly code,
// such as in cmd/internal/notsha256.
// Use the purego build tag to disable other assembly code.
cmd := []string{
pathf("%s/bin/go", goroot_bootstrap),
"install",

141
src/cmd/internal/notsha256/sha256.go
View File

@ -1,141 +0,0 @@
// Copyright 2009 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 notsha256 implements the NOTSHA256 algorithm,
// a hash defined as bitwise NOT of SHA256.
// It is used in situations where exact fidelity to SHA256 is unnecessary.
// In particular, it is used in the compiler toolchain,
// which cannot depend directly on cgo when GOEXPERIMENT=boringcrypto
// (and in that mode the real sha256 uses cgo).
package notsha256
import (
"encoding/binary"
"hash"
)
// The size of a checksum in bytes.
const Size = 32
// The blocksize in bytes.
const BlockSize = 64
const (
chunk = 64
init0 = 0x6A09E667
init1 = 0xBB67AE85
init2 = 0x3C6EF372
init3 = 0xA54FF53A
init4 = 0x510E527F
init5 = 0x9B05688C
init6 = 0x1F83D9AB
init7 = 0x5BE0CD19
)
// digest represents the partial evaluation of a checksum.
type digest struct {
h [8]uint32
x [chunk]byte
nx int
len uint64
}
func (d *digest) Reset() {
d.h[0] = init0
d.h[1] = init1
d.h[2] = init2
d.h[3] = init3
d.h[4] = init4
d.h[5] = init5
d.h[6] = init6
d.h[7] = init7
d.nx = 0
d.len = 0
}
// New returns a new hash.Hash computing the NOTSHA256 checksum.
// state of the hash.
func New() hash.Hash {
d := new(digest)
d.Reset()
return d
}
func (d *digest) Size() int {
return Size
}
func (d *digest) BlockSize() int { return BlockSize }
func (d *digest) Write(p []byte) (nn int, err error) {
nn = len(p)
d.len += uint64(nn)
if d.nx > 0 {
n := copy(d.x[d.nx:], p)
d.nx += n
if d.nx == chunk {
block(d, d.x[:])
d.nx = 0
}
p = p[n:]
}
if len(p) >= chunk {
n := len(p) &^ (chunk - 1)
block(d, p[:n])
p = p[n:]
}
if len(p) > 0 {
d.nx = copy(d.x[:], p)
}
return
}
func (d *digest) Sum(in []byte) []byte {
// Make a copy of d so that caller can keep writing and summing.
d0 := *d
hash := d0.checkSum()
return append(in, hash[:]...)
}
func (d *digest) checkSum() [Size]byte {
len := d.len
// Padding. Add a 1 bit and 0 bits until 56 bytes mod 64.
var tmp [64]byte
tmp[0] = 0x80
if len%64 < 56 {
d.Write(tmp[0 : 56-len%64])
} else {
d.Write(tmp[0 : 64+56-len%64])
}
// Length in bits.
len <<= 3
binary.BigEndian.PutUint64(tmp[:], len)
d.Write(tmp[0:8])
if d.nx != 0 {
panic("d.nx != 0")
}
var digest [Size]byte
binary.BigEndian.PutUint32(digest[0:], d.h[0]^0xFFFFFFFF)
binary.BigEndian.PutUint32(digest[4:], d.h[1]^0xFFFFFFFF)
binary.BigEndian.PutUint32(digest[8:], d.h[2]^0xFFFFFFFF)
binary.BigEndian.PutUint32(digest[12:], d.h[3]^0xFFFFFFFF)
binary.BigEndian.PutUint32(digest[16:], d.h[4]^0xFFFFFFFF)
binary.BigEndian.PutUint32(digest[20:], d.h[5]^0xFFFFFFFF)
binary.BigEndian.PutUint32(digest[24:], d.h[6]^0xFFFFFFFF)
binary.BigEndian.PutUint32(digest[28:], d.h[7]^0xFFFFFFFF)
return digest
}
// Sum256 returns the SHA256 checksum of the data.
func Sum256(data []byte) [Size]byte {
var d digest
d.Reset()
d.Write(data)
return d.checkSum()
}

175
src/cmd/internal/notsha256/sha256_test.go
View File

@ -1,175 +0,0 @@
// Copyright 2009 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.
// SHA256 hash algorithm. See FIPS 180-2.
package notsha256
import (
"crypto/rand"
"fmt"
"io"
"strings"
"testing"
)
type sha256Test struct {
out string
in string
unused string // marshal state, to keep table in sync with crypto/sha256
}
var golden = []sha256Test{
{"e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", "", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"},
{"ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb", "a", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"},
{"fb8e20fc2e4c3f248c60c39bd652f3c1347298bb977b8b4d5903b85055620603", "ab", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01"},
{"ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad", "abc", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01"},
{"88d4266fd4e6338d13b845fcf289579d209c897823b9217da3e161936f031589", "abcd", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19ab\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02"},
{"36bbe50ed96841d10443bcb670d6554f0a34b761be67ec9c4a8ad2c0c44ca42c", "abcde", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19ab\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02"},
{"bef57ec7f53a6d40beb640a780a639c83bc29ac8a9816f1fc6c5c6dcd93c4721", "abcdef", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19abc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03"},
{"7d1a54127b222502f5b79b5fb0803061152a44f92b37e23c6527baf665d4da9a", "abcdefg", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19abc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03"},
{"9c56cc51b374c3ba189210d5b6d4bf57790d351c96c47c02190ecf1e430635ab", "abcdefgh", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19abcd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04"},
{"19cc02f26df43cc571bc9ed7b0c4d29224a3ec229529221725ef76d021c8326f", "abcdefghi", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19abcd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04"},
{"72399361da6a7754fec986dca5b7cbaf1c810a28ded4abaf56b2106d06cb78b0", "abcdefghij", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19abcde\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x05"},
{"a144061c271f152da4d151034508fed1c138b8c976339de229c3bb6d4bbb4fce", "Discard medicine more than two years old.", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19Discard medicine mor\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x14"},
{"6dae5caa713a10ad04b46028bf6dad68837c581616a1589a265a11288d4bb5c4", "He who has a shady past knows that nice guys finish last.", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19He who has a shady past know\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x1c"},
{"ae7a702a9509039ddbf29f0765e70d0001177914b86459284dab8b348c2dce3f", "I wouldn't marry him with a ten foot pole.", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19I wouldn't marry him \x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x15"},
{"6748450b01c568586715291dfa3ee018da07d36bb7ea6f180c1af6270215c64f", "Free! Free!/A trip/to Mars/for 900/empty jars/Burma Shave", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19Free! Free!/A trip/to Mars/f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x1c"},
{"14b82014ad2b11f661b5ae6a99b75105c2ffac278cd071cd6c05832793635774", "The days of the digital watch are numbered. -Tom Stoppard", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19The days of the digital watch\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x1d"},
{"7102cfd76e2e324889eece5d6c41921b1e142a4ac5a2692be78803097f6a48d8", "Nepal premier won't resign.", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19Nepal premier\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\r"},
{"23b1018cd81db1d67983c5f7417c44da9deb582459e378d7a068552ea649dc9f", "For every action there is an equal and opposite government program.", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19For every action there is an equa\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00!"},
{"8001f190dfb527261c4cfcab70c98e8097a7a1922129bc4096950e57c7999a5a", "His money is twice tainted: 'taint yours and 'taint mine.", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19His money is twice tainted: \x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x1c"},
{"8c87deb65505c3993eb24b7a150c4155e82eee6960cf0c3a8114ff736d69cad5", "There is no reason for any individual to have a computer in their home. -Ken Olsen, 1977", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19There is no reason for any individual to hav\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00,"},
{"bfb0a67a19cdec3646498b2e0f751bddc41bba4b7f30081b0b932aad214d16d7", "It's a tiny change to the code and not completely disgusting. - Bob Manchek", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19It's a tiny change to the code and no\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00%"},
{"7f9a0b9bf56332e19f5a0ec1ad9c1425a153da1c624868fda44561d6b74daf36", "size: a.out: bad magic", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19size: a.out\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\f"},
{"b13f81b8aad9e3666879af19886140904f7f429ef083286195982a7588858cfc", "The major problem is with sendmail. -Mark Horton", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19The major problem is wit\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x18"},
{"b26c38d61519e894480c70c8374ea35aa0ad05b2ae3d6674eec5f52a69305ed4", "Give me a rock, paper and scissors and I will move the world. CCFestoon", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19Give me a rock, paper and scissors a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$"},
{"049d5e26d4f10222cd841a119e38bd8d2e0d1129728688449575d4ff42b842c1", "If the enemy is within range, then so are you.", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19If the enemy is within \x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x17"},
{"0e116838e3cc1c1a14cd045397e29b4d087aa11b0853fc69ec82e90330d60949", "It's well we cannot hear the screams/That we create in others' dreams.", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19It's well we cannot hear the scream\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00#"},
{"4f7d8eb5bcf11de2a56b971021a444aa4eafd6ecd0f307b5109e4e776cd0fe46", "You remind me of a TV show, but that's all right: I watch it anyway.", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19You remind me of a TV show, but th\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\""},
{"61c0cc4c4bd8406d5120b3fb4ebc31ce87667c162f29468b3c779675a85aebce", "C is as portable as Stonehedge!!", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19C is as portable\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10"},
{"1fb2eb3688093c4a3f80cd87a5547e2ce940a4f923243a79a2a1e242220693ac", "Even if I could be Shakespeare, I think I should still choose to be Faraday. - A. Huxley", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19Even if I could be Shakespeare, I think I sh\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00,"},
{"395585ce30617b62c80b93e8208ce866d4edc811a177fdb4b82d3911d8696423", "The fugacity of a constituent in a mixture of gases at a given temperature is proportional to its mole fraction. Lewis-Randall Rule", "sha\x03\x93\x14\xc8z\x87\x0e\vo\xf1E\x0f\xa4V\xb2a\x00\x87\xb5ǔ\xfc\xeaV\u009eg\xbc\x17\xb1\x85њem\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00B"},
{"4f9b189a13d030838269dce846b16a1ce9ce81fe63e65de2f636863336a98fe6", "How can you write a big system without C++? -Paul Glick", "sha\x03j\t\xe6g\xbbg\xae\x85<n\xf3r\xa5O\xf5:Q\x0eR\u007f\x9b\x05h\x8c\x1f\x83٫[\xe0\xcd\x19How can you write a big syst\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x1c"},
}
var not = strings.NewReplacer(
"0", "f",
"1", "e",
"2", "d",
"3", "c",
"4", "b",
"5", "a",
"6", "9",
"7", "8",
"8", "7",
"9", "6",
"a", "5",
"b", "4",
"c", "3",
"d", "2",
"e", "1",
"f", "0",
)
func TestGolden(t *testing.T) {
for i := 0; i < len(golden); i++ {
g := golden[i]
gout := not.Replace(g.out)
s := fmt.Sprintf("%x", Sum256([]byte(g.in)))
if s != gout {
t.Fatalf("Sum256 function: sha256(%s) = %s want %s", g.in, s, gout)
}
c := New()
for j := 0; j < 3; j++ {
if j < 2 {
io.WriteString(c, g.in)
} else {
io.WriteString(c, g.in[:len(g.in)/2])
c.Sum(nil)
io.WriteString(c, g.in[len(g.in)/2:])
}
s := fmt.Sprintf("%x", c.Sum(nil))
if s != gout {
t.Fatalf("sha256[%d](%s) = %s want %s", j, g.in, s, gout)
}
c.Reset()
}
}
}
func TestSize(t *testing.T) {
c := New()
if got := c.Size(); got != Size {
t.Errorf("Size = %d; want %d", got, Size)
}
}
func TestBlockSize(t *testing.T) {
c := New()
if got := c.BlockSize(); got != BlockSize {
t.Errorf("BlockSize = %d want %d", got, BlockSize)
}
}
// Tests that blockGeneric (pure Go) and block (in assembly for some architectures) match.
func TestBlockGeneric(t *testing.T) {
gen, asm := New().(*digest), New().(*digest)
buf := make([]byte, BlockSize*20) // arbitrary factor
rand.Read(buf)
blockGeneric(gen, buf)
block(asm, buf)
if *gen != *asm {
t.Error("block and blockGeneric resulted in different states")
}
}
func TestAllocations(t *testing.T) {
in := []byte("hello, world!")
out := make([]byte, 0, Size)
h := New()
n := int(testing.AllocsPerRun(10, func() {
h.Reset()
h.Write(in)
out = h.Sum(out[:0])
}))
if n > 0 {
t.Errorf("allocs = %d, want 0", n)
}
}
var bench = New()
var buf = make([]byte, 8192)
func benchmarkSize(b *testing.B, size int) {
sum := make([]byte, bench.Size())
b.Run("New", func(b *testing.B) {
b.ReportAllocs()
b.SetBytes(int64(size))
for i := 0; i < b.N; i++ {
bench.Reset()
bench.Write(buf[:size])
bench.Sum(sum[:0])
}
})
b.Run("Sum256", func(b *testing.B) {
b.ReportAllocs()
b.SetBytes(int64(size))
for i := 0; i < b.N; i++ {
Sum256(buf[:size])
}
})
}
func BenchmarkHash8Bytes(b *testing.B) {
benchmarkSize(b, 8)
}
func BenchmarkHash1K(b *testing.B) {
benchmarkSize(b, 1024)
}
func BenchmarkHash8K(b *testing.B) {
benchmarkSize(b, 8192)
}

128
src/cmd/internal/notsha256/sha256block.go
View File

@ -1,128 +0,0 @@
// Copyright 2009 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.
// SHA256 block step.
// In its own file so that a faster assembly or C version
// can be substituted easily.
package notsha256
import "math/bits"
var _K = []uint32{
0x428a2f98,
0x71374491,
0xb5c0fbcf,
0xe9b5dba5,
0x3956c25b,
0x59f111f1,
0x923f82a4,
0xab1c5ed5,
0xd807aa98,
0x12835b01,
0x243185be,
0x550c7dc3,
0x72be5d74,
0x80deb1fe,
0x9bdc06a7,
0xc19bf174,
0xe49b69c1,
0xefbe4786,
0x0fc19dc6,
0x240ca1cc,
0x2de92c6f,
0x4a7484aa,
0x5cb0a9dc,
0x76f988da,
0x983e5152,
0xa831c66d,
0xb00327c8,
0xbf597fc7,
0xc6e00bf3,
0xd5a79147,
0x06ca6351,
0x14292967,
0x27b70a85,
0x2e1b2138,
0x4d2c6dfc,
0x53380d13,
0x650a7354,
0x766a0abb,
0x81c2c92e,
0x92722c85,
0xa2bfe8a1,
0xa81a664b,
0xc24b8b70,
0xc76c51a3,
0xd192e819,
0xd6990624,
0xf40e3585,
0x106aa070,
0x19a4c116,
0x1e376c08,
0x2748774c,
0x34b0bcb5,
0x391c0cb3,
0x4ed8aa4a,
0x5b9cca4f,
0x682e6ff3,
0x748f82ee,
0x78a5636f,
0x84c87814,
0x8cc70208,
0x90befffa,
0xa4506ceb,
0xbef9a3f7,
0xc67178f2,
}
func blockGeneric(dig *digest, p []byte) {
var w [64]uint32
h0, h1, h2, h3, h4, h5, h6, h7 := dig.h[0], dig.h[1], dig.h[2], dig.h[3], dig.h[4], dig.h[5], dig.h[6], dig.h[7]
for len(p) >= chunk {
// Can interlace the computation of w with the
// rounds below if needed for speed.
for i := 0; i < 16; i++ {
j := i * 4
w[i] = uint32(p[j])<<24 | uint32(p[j+1])<<16 | uint32(p[j+2])<<8 | uint32(p[j+3])
}
for i := 16; i < 64; i++ {
v1 := w[i-2]
t1 := (bits.RotateLeft32(v1, -17)) ^ (bits.RotateLeft32(v1, -19)) ^ (v1 >> 10)
v2 := w[i-15]
t2 := (bits.RotateLeft32(v2, -7)) ^ (bits.RotateLeft32(v2, -18)) ^ (v2 >> 3)
w[i] = t1 + w[i-7] + t2 + w[i-16]
}
a, b, c, d, e, f, g, h := h0, h1, h2, h3, h4, h5, h6, h7
for i := 0; i < 64; i++ {
t1 := h + ((bits.RotateLeft32(e, -6)) ^ (bits.RotateLeft32(e, -11)) ^ (bits.RotateLeft32(e, -25))) + ((e & f) ^ (^e & g)) + _K[i] + w[i]
t2 := ((bits.RotateLeft32(a, -2)) ^ (bits.RotateLeft32(a, -13)) ^ (bits.RotateLeft32(a, -22))) + ((a & b) ^ (a & c) ^ (b & c))
h = g
g = f
f = e
e = d + t1
d = c
c = b
b = a
a = t1 + t2
}
h0 += a
h1 += b
h2 += c
h3 += d
h4 += e
h5 += f
h6 += g
h7 += h
p = p[chunk:]
}
dig.h[0], dig.h[1], dig.h[2], dig.h[3], dig.h[4], dig.h[5], dig.h[6], dig.h[7] = h0, h1, h2, h3, h4, h5, h6, h7
}

285
src/cmd/internal/notsha256/sha256block_386.s
View File

@ -1,285 +0,0 @@
// Copyright 2013 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 !purego
// SHA256 block routine. See sha256block.go for Go equivalent.
//
// The algorithm is detailed in FIPS 180-4:
//
// https://csrc.nist.gov/publications/fips/fips180-4/fips-180-4.pdf
//
// Wt = Mt; for 0 <= t <= 15
// Wt = SIGMA1(Wt-2) + SIGMA0(Wt-15) + Wt-16; for 16 <= t <= 63
//
// a = H0
// b = H1
// c = H2
// d = H3
// e = H4
// f = H5
// g = H6
// h = H7
//
// for t = 0 to 63 {
// T1 = h + BIGSIGMA1(e) + Ch(e,f,g) + Kt + Wt
// T2 = BIGSIGMA0(a) + Maj(a,b,c)
// h = g
// g = f
// f = e
// e = d + T1
// d = c
// c = b
// b = a
// a = T1 + T2
// }
//
// H0 = a + H0
// H1 = b + H1
// H2 = c + H2
// H3 = d + H3
// H4 = e + H4
// H5 = f + H5
// H6 = g + H6
// H7 = h + H7
// Wt = Mt; for 0 <= t <= 15
#define MSGSCHEDULE0(index) \
MOVL (index*4)(SI), AX; \
BSWAPL AX; \
MOVL AX, (index*4)(BP)
// Wt = SIGMA1(Wt-2) + Wt-7 + SIGMA0(Wt-15) + Wt-16; for 16 <= t <= 63
// SIGMA0(x) = ROTR(7,x) XOR ROTR(18,x) XOR SHR(3,x)
// SIGMA1(x) = ROTR(17,x) XOR ROTR(19,x) XOR SHR(10,x)
#define MSGSCHEDULE1(index) \
MOVL ((index-2)*4)(BP), AX; \
MOVL AX, CX; \
RORL $17, AX; \
MOVL CX, DX; \
RORL $19, CX; \
SHRL $10, DX; \
MOVL ((index-15)*4)(BP), BX; \
XORL CX, AX; \
MOVL BX, CX; \
XORL DX, AX; \
RORL $7, BX; \
MOVL CX, DX; \
SHRL $3, DX; \
RORL $18, CX; \
ADDL ((index-7)*4)(BP), AX; \
XORL CX, BX; \
XORL DX, BX; \
ADDL ((index-16)*4)(BP), BX; \
ADDL BX, AX; \
MOVL AX, ((index)*4)(BP)
// Calculate T1 in AX - uses AX, BX, CX and DX registers.
// Wt is passed in AX.
// T1 = h + BIGSIGMA1(e) + Ch(e, f, g) + Kt + Wt
// BIGSIGMA1(x) = ROTR(6,x) XOR ROTR(11,x) XOR ROTR(25,x)
// Ch(x, y, z) = (x AND y) XOR (NOT x AND z)
#define SHA256T1(const, e, f, g, h) \
MOVL (h*4)(DI), BX; \
ADDL AX, BX; \
MOVL (e*4)(DI), AX; \
ADDL $const, BX; \
MOVL (e*4)(DI), CX; \
RORL $6, AX; \
MOVL (e*4)(DI), DX; \
RORL $11, CX; \
XORL CX, AX; \
MOVL (e*4)(DI), CX; \
RORL $25, DX; \
ANDL (f*4)(DI), CX; \
XORL AX, DX; \
MOVL (e*4)(DI), AX; \
NOTL AX; \
ADDL DX, BX; \
ANDL (g*4)(DI), AX; \
XORL CX, AX; \
ADDL BX, AX
// Calculate T2 in BX - uses AX, BX, CX and DX registers.
// T2 = BIGSIGMA0(a) + Maj(a, b, c)
// BIGSIGMA0(x) = ROTR(2,x) XOR ROTR(13,x) XOR ROTR(22,x)
// Maj(x, y, z) = (x AND y) XOR (x AND z) XOR (y AND z)
#define SHA256T2(a, b, c) \
MOVL (a*4)(DI), AX; \
MOVL (c*4)(DI), BX; \
RORL $2, AX; \
MOVL (a*4)(DI), DX; \
ANDL (b*4)(DI), BX; \
RORL $13, DX; \
MOVL (a*4)(DI), CX; \
ANDL (c*4)(DI), CX; \
XORL DX, AX; \
XORL CX, BX; \
MOVL (a*4)(DI), DX; \
MOVL (b*4)(DI), CX; \
RORL $22, DX; \
ANDL (a*4)(DI), CX; \
XORL CX, BX; \
XORL DX, AX; \
ADDL AX, BX
// Calculate T1 and T2, then e = d + T1 and a = T1 + T2.
// The values for e and a are stored in d and h, ready for rotation.
#define SHA256ROUND(index, const, a, b, c, d, e, f, g, h) \
SHA256T1(const, e, f, g, h); \
MOVL AX, 292(SP); \
SHA256T2(a, b, c); \
MOVL 292(SP), AX; \
ADDL AX, BX; \
ADDL AX, (d*4)(DI); \
MOVL BX, (h*4)(DI)
#define SHA256ROUND0(index, const, a, b, c, d, e, f, g, h) \
MSGSCHEDULE0(index); \
SHA256ROUND(index, const, a, b, c, d, e, f, g, h)
#define SHA256ROUND1(index, const, a, b, c, d, e, f, g, h) \
MSGSCHEDULE1(index); \
SHA256ROUND(index, const, a, b, c, d, e, f, g, h)
TEXT ·block(SB),0,$296-16
MOVL p_base+4(FP), SI
MOVL p_len+8(FP), DX
SHRL $6, DX
SHLL $6, DX
LEAL (SI)(DX*1), DI
MOVL DI, 288(SP)
CMPL SI, DI
JEQ end
LEAL 256(SP), DI // variables
MOVL dig+0(FP), BP
MOVL (0*4)(BP), AX // a = H0
MOVL AX, (0*4)(DI)
MOVL (1*4)(BP), BX // b = H1
MOVL BX, (1*4)(DI)
MOVL (2*4)(BP), CX // c = H2
MOVL CX, (2*4)(DI)
MOVL (3*4)(BP), DX // d = H3
MOVL DX, (3*4)(DI)
MOVL (4*4)(BP), AX // e = H4
MOVL AX, (4*4)(DI)
MOVL (5*4)(BP), BX // f = H5
MOVL BX, (5*4)(DI)
MOVL (6*4)(BP), CX // g = H6
MOVL CX, (6*4)(DI)
MOVL (7*4)(BP), DX // h = H7
MOVL DX, (7*4)(DI)
loop:
MOVL SP, BP // message schedule
SHA256ROUND0(0, 0x428a2f98, 0, 1, 2, 3, 4, 5, 6, 7)
SHA256ROUND0(1, 0x71374491, 7, 0, 1, 2, 3, 4, 5, 6)
SHA256ROUND0(2, 0xb5c0fbcf, 6, 7, 0, 1, 2, 3, 4, 5)
SHA256ROUND0(3, 0xe9b5dba5, 5, 6, 7, 0, 1, 2, 3, 4)
SHA256ROUND0(4, 0x3956c25b, 4, 5, 6, 7, 0, 1, 2, 3)
SHA256ROUND0(5, 0x59f111f1, 3, 4, 5, 6, 7, 0, 1, 2)
SHA256ROUND0(6, 0x923f82a4, 2, 3, 4, 5, 6, 7, 0, 1)
SHA256ROUND0(7, 0xab1c5ed5, 1, 2, 3, 4, 5, 6, 7, 0)
SHA256ROUND0(8, 0xd807aa98, 0, 1, 2, 3, 4, 5, 6, 7)
SHA256ROUND0(9, 0x12835b01, 7, 0, 1, 2, 3, 4, 5, 6)
SHA256ROUND0(10, 0x243185be, 6, 7, 0, 1, 2, 3, 4, 5)
SHA256ROUND0(11, 0x550c7dc3, 5, 6, 7, 0, 1, 2, 3, 4)
SHA256ROUND0(12, 0x72be5d74, 4, 5, 6, 7, 0, 1, 2, 3)
SHA256ROUND0(13, 0x80deb1fe, 3, 4, 5, 6, 7, 0, 1, 2)
SHA256ROUND0(14, 0x9bdc06a7, 2, 3, 4, 5, 6, 7, 0, 1)
SHA256ROUND0(15, 0xc19bf174, 1, 2, 3, 4, 5, 6, 7, 0)
SHA256ROUND1(16, 0xe49b69c1, 0, 1, 2, 3, 4, 5, 6, 7)
SHA256ROUND1(17, 0xefbe4786, 7, 0, 1, 2, 3, 4, 5, 6)
SHA256ROUND1(18, 0x0fc19dc6, 6, 7, 0, 1, 2, 3, 4, 5)
SHA256ROUND1(19, 0x240ca1cc, 5, 6, 7, 0, 1, 2, 3, 4)
SHA256ROUND1(20, 0x2de92c6f, 4, 5, 6, 7, 0, 1, 2, 3)
SHA256ROUND1(21, 0x4a7484aa, 3, 4, 5, 6, 7, 0, 1, 2)
SHA256ROUND1(22, 0x5cb0a9dc, 2, 3, 4, 5, 6, 7, 0, 1)
SHA256ROUND1(23, 0x76f988da, 1, 2, 3, 4, 5, 6, 7, 0)
SHA256ROUND1(24, 0x983e5152, 0, 1, 2, 3, 4, 5, 6, 7)
SHA256ROUND1(25, 0xa831c66d, 7, 0, 1, 2, 3, 4, 5, 6)
SHA256ROUND1(26, 0xb00327c8, 6, 7, 0, 1, 2, 3, 4, 5)
SHA256ROUND1(27, 0xbf597fc7, 5, 6, 7, 0, 1, 2, 3, 4)
SHA256ROUND1(28, 0xc6e00bf3, 4, 5, 6, 7, 0, 1, 2, 3)
SHA256ROUND1(29, 0xd5a79147, 3, 4, 5, 6, 7, 0, 1, 2)
SHA256ROUND1(30, 0x06ca6351, 2, 3, 4, 5, 6, 7, 0, 1)
SHA256ROUND1(31, 0x14292967, 1, 2, 3, 4, 5, 6, 7, 0)
SHA256ROUND1(32, 0x27b70a85, 0, 1, 2, 3, 4, 5, 6, 7)
SHA256ROUND1(33, 0x2e1b2138, 7, 0, 1, 2, 3, 4, 5, 6)
SHA256ROUND1(34, 0x4d2c6dfc, 6, 7, 0, 1, 2, 3, 4, 5)
SHA256ROUND1(35, 0x53380d13, 5, 6, 7, 0, 1, 2, 3, 4)
SHA256ROUND1(36, 0x650a7354, 4, 5, 6, 7, 0, 1, 2, 3)
SHA256ROUND1(37, 0x766a0abb, 3, 4, 5, 6, 7, 0, 1, 2)
SHA256ROUND1(38, 0x81c2c92e, 2, 3, 4, 5, 6, 7, 0, 1)
SHA256ROUND1(39, 0x92722c85, 1, 2, 3, 4, 5, 6, 7, 0)
SHA256ROUND1(40, 0xa2bfe8a1, 0, 1, 2, 3, 4, 5, 6, 7)
SHA256ROUND1(41, 0xa81a664b, 7, 0, 1, 2, 3, 4, 5, 6)
SHA256ROUND1(42, 0xc24b8b70, 6, 7, 0, 1, 2, 3, 4, 5)
SHA256ROUND1(43, 0xc76c51a3, 5, 6, 7, 0, 1, 2, 3, 4)
SHA256ROUND1(44, 0xd192e819, 4, 5, 6, 7, 0, 1, 2, 3)
SHA256ROUND1(45, 0xd6990624, 3, 4, 5, 6, 7, 0, 1, 2)
SHA256ROUND1(46, 0xf40e3585, 2, 3, 4, 5, 6, 7, 0, 1)
SHA256ROUND1(47, 0x106aa070, 1, 2, 3, 4, 5, 6, 7, 0)
SHA256ROUND1(48, 0x19a4c116, 0, 1, 2, 3, 4, 5, 6, 7)
SHA256ROUND1(49, 0x1e376c08, 7, 0, 1, 2, 3, 4, 5, 6)
SHA256ROUND1(50, 0x2748774c, 6, 7, 0, 1, 2, 3, 4, 5)
SHA256ROUND1(51, 0x34b0bcb5, 5, 6, 7, 0, 1, 2, 3, 4)
SHA256ROUND1(52, 0x391c0cb3, 4, 5, 6, 7, 0, 1, 2, 3)
SHA256ROUND1(53, 0x4ed8aa4a, 3, 4, 5, 6, 7, 0, 1, 2)
SHA256ROUND1(54, 0x5b9cca4f, 2, 3, 4, 5, 6, 7, 0, 1)
SHA256ROUND1(55, 0x682e6ff3, 1, 2, 3, 4, 5, 6, 7, 0)
SHA256ROUND1(56, 0x748f82ee, 0, 1, 2, 3, 4, 5, 6, 7)
SHA256ROUND1(57, 0x78a5636f, 7, 0, 1, 2, 3, 4, 5, 6)
SHA256ROUND1(58, 0x84c87814, 6, 7, 0, 1, 2, 3, 4, 5)
SHA256ROUND1(59, 0x8cc70208, 5, 6, 7, 0, 1, 2, 3, 4)
SHA256ROUND1(60, 0x90befffa, 4, 5, 6, 7, 0, 1, 2, 3)
SHA256ROUND1(61, 0xa4506ceb, 3, 4, 5, 6, 7, 0, 1, 2)
SHA256ROUND1(62, 0xbef9a3f7, 2, 3, 4, 5, 6, 7, 0, 1)
SHA256ROUND1(63, 0xc67178f2, 1, 2, 3, 4, 5, 6, 7, 0)
MOVL dig+0(FP), BP
MOVL (0*4)(BP), AX // H0 = a + H0
ADDL (0*4)(DI), AX
MOVL AX, (0*4)(DI)
MOVL AX, (0*4)(BP)
MOVL (1*4)(BP), BX // H1 = b + H1
ADDL (1*4)(DI), BX
MOVL BX, (1*4)(DI)
MOVL BX, (1*4)(BP)
MOVL (2*4)(BP), CX // H2 = c + H2
ADDL (2*4)(DI), CX
MOVL CX, (2*4)(DI)
MOVL CX, (2*4)(BP)
MOVL (3*4)(BP), DX // H3 = d + H3
ADDL (3*4)(DI), DX
MOVL DX, (3*4)(DI)
MOVL DX, (3*4)(BP)
MOVL (4*4)(BP), AX // H4 = e + H4
ADDL (4*4)(DI), AX
MOVL AX, (4*4)(DI)
MOVL AX, (4*4)(BP)
MOVL (5*4)(BP), BX // H5 = f + H5
ADDL (5*4)(DI), BX
MOVL BX, (5*4)(DI)
MOVL BX, (5*4)(BP)
MOVL (6*4)(BP), CX // H6 = g + H6
ADDL (6*4)(DI), CX
MOVL CX, (6*4)(DI)
MOVL CX, (6*4)(BP)
MOVL (7*4)(BP), DX // H7 = h + H7
ADDL (7*4)(DI), DX
MOVL DX, (7*4)(DI)
MOVL DX, (7*4)(BP)
ADDL $64, SI
CMPL SI, 288(SP)
JB loop
end:
RET

9
src/cmd/internal/notsha256/sha256block_amd64.go
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@ -1,9 +0,0 @@
// 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.
//go:build !purego
package notsha256
var useAVX2 = false

426
src/cmd/internal/notsha256/sha256block_amd64.s
View File

@ -1,426 +0,0 @@
// Copyright 2013 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 !purego
#include "textflag.h"
// SHA256 block routine. See sha256block.go for Go equivalent.
//
// The algorithm is detailed in FIPS 180-4:
//
// https://csrc.nist.gov/publications/fips/fips180-4/fips-180-4.pdf
// Wt = Mt; for 0 <= t <= 15
// Wt = SIGMA1(Wt-2) + SIGMA0(Wt-15) + Wt-16; for 16 <= t <= 63
//
// a = H0
// b = H1
// c = H2
// d = H3
// e = H4
// f = H5
// g = H6
// h = H7
//
// for t = 0 to 63 {
// T1 = h + BIGSIGMA1(e) + Ch(e,f,g) + Kt + Wt
// T2 = BIGSIGMA0(a) + Maj(a,b,c)
// h = g
// g = f
// f = e
// e = d + T1
// d = c
// c = b
// b = a
// a = T1 + T2
// }
//
// H0 = a + H0
// H1 = b + H1
// H2 = c + H2
// H3 = d + H3
// H4 = e + H4
// H5 = f + H5
// H6 = g + H6
// H7 = h + H7
// Wt = Mt; for 0 <= t <= 15
#define MSGSCHEDULE0(index) \
MOVL (index*4)(SI), AX; \
BSWAPL AX; \
MOVL AX, (index*4)(BP)
// Wt = SIGMA1(Wt-2) + Wt-7 + SIGMA0(Wt-15) + Wt-16; for 16 <= t <= 63
// SIGMA0(x) = ROTR(7,x) XOR ROTR(18,x) XOR SHR(3,x)
// SIGMA1(x) = ROTR(17,x) XOR ROTR(19,x) XOR SHR(10,x)
#define MSGSCHEDULE1(index) \
MOVL ((index-2)*4)(BP), AX; \
MOVL AX, CX; \
RORL $17, AX; \
MOVL CX, DX; \
RORL $19, CX; \
SHRL $10, DX; \
MOVL ((index-15)*4)(BP), BX; \
XORL CX, AX; \
MOVL BX, CX; \
XORL DX, AX; \
RORL $7, BX; \
MOVL CX, DX; \
SHRL $3, DX; \
RORL $18, CX; \
ADDL ((index-7)*4)(BP), AX; \
XORL CX, BX; \
XORL DX, BX; \
ADDL ((index-16)*4)(BP), BX; \
ADDL BX, AX; \
MOVL AX, ((index)*4)(BP)
// Calculate T1 in AX - uses AX, CX and DX registers.
// h is also used as an accumulator. Wt is passed in AX.
// T1 = h + BIGSIGMA1(e) + Ch(e, f, g) + Kt + Wt
// BIGSIGMA1(x) = ROTR(6,x) XOR ROTR(11,x) XOR ROTR(25,x)
// Ch(x, y, z) = (x AND y) XOR (NOT x AND z)
#define SHA256T1(const, e, f, g, h) \
ADDL AX, h; \
MOVL e, AX; \
ADDL $const, h; \
MOVL e, CX; \
RORL $6, AX; \
MOVL e, DX; \
RORL $11, CX; \
XORL CX, AX; \
MOVL e, CX; \
RORL $25, DX; \
ANDL f, CX; \
XORL AX, DX; \
MOVL e, AX; \
NOTL AX; \
ADDL DX, h; \
ANDL g, AX; \
XORL CX, AX; \
ADDL h, AX
// Calculate T2 in BX - uses BX, CX, DX and DI registers.
// T2 = BIGSIGMA0(a) + Maj(a, b, c)
// BIGSIGMA0(x) = ROTR(2,x) XOR ROTR(13,x) XOR ROTR(22,x)
// Maj(x, y, z) = (x AND y) XOR (x AND z) XOR (y AND z)
#define SHA256T2(a, b, c) \
MOVL a, DI; \
MOVL c, BX; \
RORL $2, DI; \
MOVL a, DX; \
ANDL b, BX; \
RORL $13, DX; \
MOVL a, CX; \
ANDL c, CX; \
XORL DX, DI; \
XORL CX, BX; \
MOVL a, DX; \
MOVL b, CX; \
RORL $22, DX; \
ANDL a, CX; \
XORL CX, BX; \
XORL DX, DI; \
ADDL DI, BX
// Calculate T1 and T2, then e = d + T1 and a = T1 + T2.
// The values for e and a are stored in d and h, ready for rotation.
#define SHA256ROUND(index, const, a, b, c, d, e, f, g, h) \
SHA256T1(const, e, f, g, h); \
SHA256T2(a, b, c); \
MOVL BX, h; \
ADDL AX, d; \
ADDL AX, h
#define SHA256ROUND0(index, const, a, b, c, d, e, f, g, h) \
MSGSCHEDULE0(index); \
SHA256ROUND(index, const, a, b, c, d, e, f, g, h)
#define SHA256ROUND1(index, const, a, b, c, d, e, f, g, h) \
MSGSCHEDULE1(index); \
SHA256ROUND(index, const, a, b, c, d, e, f, g, h)
TEXT ·block(SB), 0, $536-32
MOVQ p_base+8(FP), SI
MOVQ p_len+16(FP), DX
SHRQ $6, DX
SHLQ $6, DX
LEAQ (SI)(DX*1), DI
MOVQ DI, 256(SP)
CMPQ SI, DI
JEQ end
MOVQ dig+0(FP), BP
MOVL (0*4)(BP), R8 // a = H0
MOVL (1*4)(BP), R9 // b = H1
MOVL (2*4)(BP), R10 // c = H2
MOVL (3*4)(BP), R11 // d = H3
MOVL (4*4)(BP), R12 // e = H4
MOVL (5*4)(BP), R13 // f = H5
MOVL (6*4)(BP), R14 // g = H6
MOVL (7*4)(BP), R15 // h = H7
loop:
MOVQ SP, BP
SHA256ROUND0(0, 0x428a2f98, R8, R9, R10, R11, R12, R13, R14, R15)
SHA256ROUND0(1, 0x71374491, R15, R8, R9, R10, R11, R12, R13, R14)
SHA256ROUND0(2, 0xb5c0fbcf, R14, R15, R8, R9, R10, R11, R12, R13)
SHA256ROUND0(3, 0xe9b5dba5, R13, R14, R15, R8, R9, R10, R11, R12)
SHA256ROUND0(4, 0x3956c25b, R12, R13, R14, R15, R8, R9, R10, R11)
SHA256ROUND0(5, 0x59f111f1, R11, R12, R13, R14, R15, R8, R9, R10)
SHA256ROUND0(6, 0x923f82a4, R10, R11, R12, R13, R14, R15, R8, R9)
SHA256ROUND0(7, 0xab1c5ed5, R9, R10, R11, R12, R13, R14, R15, R8)
SHA256ROUND0(8, 0xd807aa98, R8, R9, R10, R11, R12, R13, R14, R15)
SHA256ROUND0(9, 0x12835b01, R15, R8, R9, R10, R11, R12, R13, R14)
SHA256ROUND0(10, 0x243185be, R14, R15, R8, R9, R10, R11, R12, R13)
SHA256ROUND0(11, 0x550c7dc3, R13, R14, R15, R8, R9, R10, R11, R12)
SHA256ROUND0(12, 0x72be5d74, R12, R13, R14, R15, R8, R9, R10, R11)
SHA256ROUND0(13, 0x80deb1fe, R11, R12, R13, R14, R15, R8, R9, R10)
SHA256ROUND0(14, 0x9bdc06a7, R10, R11, R12, R13, R14, R15, R8, R9)
SHA256ROUND0(15, 0xc19bf174, R9, R10, R11, R12, R13, R14, R15, R8)
SHA256ROUND1(16, 0xe49b69c1, R8, R9, R10, R11, R12, R13, R14, R15)
SHA256ROUND1(17, 0xefbe4786, R15, R8, R9, R10, R11, R12, R13, R14)
SHA256ROUND1(18, 0x0fc19dc6, R14, R15, R8, R9, R10, R11, R12, R13)
SHA256ROUND1(19, 0x240ca1cc, R13, R14, R15, R8, R9, R10, R11, R12)
SHA256ROUND1(20, 0x2de92c6f, R12, R13, R14, R15, R8, R9, R10, R11)
SHA256ROUND1(21, 0x4a7484aa, R11, R12, R13, R14, R15, R8, R9, R10)
SHA256ROUND1(22, 0x5cb0a9dc, R10, R11, R12, R13, R14, R15, R8, R9)
SHA256ROUND1(23, 0x76f988da, R9, R10, R11, R12, R13, R14, R15, R8)
SHA256ROUND1(24, 0x983e5152, R8, R9, R10, R11, R12, R13, R14, R15)
SHA256ROUND1(25, 0xa831c66d, R15, R8, R9, R10, R11, R12, R13, R14)
SHA256ROUND1(26, 0xb00327c8, R14, R15, R8, R9, R10, R11, R12, R13)
SHA256ROUND1(27, 0xbf597fc7, R13, R14, R15, R8, R9, R10, R11, R12)
SHA256ROUND1(28, 0xc6e00bf3, R12, R13, R14, R15, R8, R9, R10, R11)
SHA256ROUND1(29, 0xd5a79147, R11, R12, R13, R14, R15, R8, R9, R10)
SHA256ROUND1(30, 0x06ca6351, R10, R11, R12, R13, R14, R15, R8, R9)
SHA256ROUND1(31, 0x14292967, R9, R10, R11, R12, R13, R14, R15, R8)
SHA256ROUND1(32, 0x27b70a85, R8, R9, R10, R11, R12, R13, R14, R15)
SHA256ROUND1(33, 0x2e1b2138, R15, R8, R9, R10, R11, R12, R13, R14)
SHA256ROUND1(34, 0x4d2c6dfc, R14, R15, R8, R9, R10, R11, R12, R13)
SHA256ROUND1(35, 0x53380d13, R13, R14, R15, R8, R9, R10, R11, R12)
SHA256ROUND1(36, 0x650a7354, R12, R13, R14, R15, R8, R9, R10, R11)
SHA256ROUND1(37, 0x766a0abb, R11, R12, R13, R14, R15, R8, R9, R10)
SHA256ROUND1(38, 0x81c2c92e, R10, R11, R12, R13, R14, R15, R8, R9)
SHA256ROUND1(39, 0x92722c85, R9, R10, R11, R12, R13, R14, R15, R8)
SHA256ROUND1(40, 0xa2bfe8a1, R8, R9, R10, R11, R12, R13, R14, R15)
SHA256ROUND1(41, 0xa81a664b, R15, R8, R9, R10, R11, R12, R13, R14)
SHA256ROUND1(42, 0xc24b8b70, R14, R15, R8, R9, R10, R11, R12, R13)
SHA256ROUND1(43, 0xc76c51a3, R13, R14, R15, R8, R9, R10, R11, R12)
SHA256ROUND1(44, 0xd192e819, R12, R13, R14, R15, R8, R9, R10, R11)
SHA256ROUND1(45, 0xd6990624, R11, R12, R13, R14, R15, R8, R9, R10)
SHA256ROUND1(46, 0xf40e3585, R10, R11, R12, R13, R14, R15, R8, R9)
SHA256ROUND1(47, 0x106aa070, R9, R10, R11, R12, R13, R14, R15, R8)
SHA256ROUND1(48, 0x19a4c116, R8, R9, R10, R11, R12, R13, R14, R15)
SHA256ROUND1(49, 0x1e376c08, R15, R8, R9, R10, R11, R12, R13, R14)
SHA256ROUND1(50, 0x2748774c, R14, R15, R8, R9, R10, R11, R12, R13)
SHA256ROUND1(51, 0x34b0bcb5, R13, R14, R15, R8, R9, R10, R11, R12)
SHA256ROUND1(52, 0x391c0cb3, R12, R13, R14, R15, R8, R9, R10, R11)
SHA256ROUND1(53, 0x4ed8aa4a, R11, R12, R13, R14, R15, R8, R9, R10)
SHA256ROUND1(54, 0x5b9cca4f, R10, R11, R12, R13, R14, R15, R8, R9)
SHA256ROUND1(55, 0x682e6ff3, R9, R10, R11, R12, R13, R14, R15, R8)
SHA256ROUND1(56, 0x748f82ee, R8, R9, R10, R11, R12, R13, R14, R15)
SHA256ROUND1(57, 0x78a5636f, R15, R8, R9, R10, R11, R12, R13, R14)
SHA256ROUND1(58, 0x84c87814, R14, R15, R8, R9, R10, R11, R12, R13)
SHA256ROUND1(59, 0x8cc70208, R13, R14, R15, R8, R9, R10, R11, R12)
SHA256ROUND1(60, 0x90befffa, R12, R13, R14, R15, R8, R9, R10, R11)
SHA256ROUND1(61, 0xa4506ceb, R11, R12, R13, R14, R15, R8, R9, R10)
SHA256ROUND1(62, 0xbef9a3f7, R10, R11, R12, R13, R14, R15, R8, R9)
SHA256ROUND1(63, 0xc67178f2, R9, R10, R11, R12, R13, R14, R15, R8)
MOVQ dig+0(FP), BP
ADDL (0*4)(BP), R8 // H0 = a + H0
MOVL R8, (0*4)(BP)
ADDL (1*4)(BP), R9 // H1 = b + H1
MOVL R9, (1*4)(BP)
ADDL (2*4)(BP), R10 // H2 = c + H2
MOVL R10, (2*4)(BP)
ADDL (3*4)(BP), R11 // H3 = d + H3
MOVL R11, (3*4)(BP)
ADDL (4*4)(BP), R12 // H4 = e + H4
MOVL R12, (4*4)(BP)
ADDL (5*4)(BP), R13 // H5 = f + H5
MOVL R13, (5*4)(BP)
ADDL (6*4)(BP), R14 // H6 = g + H6
MOVL R14, (6*4)(BP)
ADDL (7*4)(BP), R15 // H7 = h + H7
MOVL R15, (7*4)(BP)
ADDQ $64, SI
CMPQ SI, 256(SP)
JB loop
end:
RET
// shuffle byte order from LE to BE
DATA flip_mask<>+0x00(SB)/8, $0x0405060700010203
DATA flip_mask<>+0x08(SB)/8, $0x0c0d0e0f08090a0b
DATA flip_mask<>+0x10(SB)/8, $0x0405060700010203
DATA flip_mask<>+0x18(SB)/8, $0x0c0d0e0f08090a0b
GLOBL flip_mask<>(SB), 8, $32
// shuffle xBxA -> 00BA
DATA shuff_00BA<>+0x00(SB)/8, $0x0b0a090803020100
DATA shuff_00BA<>+0x08(SB)/8, $0xFFFFFFFFFFFFFFFF
DATA shuff_00BA<>+0x10(SB)/8, $0x0b0a090803020100
DATA shuff_00BA<>+0x18(SB)/8, $0xFFFFFFFFFFFFFFFF
GLOBL shuff_00BA<>(SB), 8, $32
// shuffle xDxC -> DC00
DATA shuff_DC00<>+0x00(SB)/8, $0xFFFFFFFFFFFFFFFF
DATA shuff_DC00<>+0x08(SB)/8, $0x0b0a090803020100
DATA shuff_DC00<>+0x10(SB)/8, $0xFFFFFFFFFFFFFFFF
DATA shuff_DC00<>+0x18(SB)/8, $0x0b0a090803020100
GLOBL shuff_DC00<>(SB), 8, $32
// Round specific constants
DATA K256<>+0x00(SB)/4, $0x428a2f98 // k1
DATA K256<>+0x04(SB)/4, $0x71374491 // k2
DATA K256<>+0x08(SB)/4, $0xb5c0fbcf // k3
DATA K256<>+0x0c(SB)/4, $0xe9b5dba5 // k4
DATA K256<>+0x10(SB)/4, $0x428a2f98 // k1
DATA K256<>+0x14(SB)/4, $0x71374491 // k2
DATA K256<>+0x18(SB)/4, $0xb5c0fbcf // k3
DATA K256<>+0x1c(SB)/4, $0xe9b5dba5 // k4
DATA K256<>+0x20(SB)/4, $0x3956c25b // k5 - k8
DATA K256<>+0x24(SB)/4, $0x59f111f1
DATA K256<>+0x28(SB)/4, $0x923f82a4
DATA K256<>+0x2c(SB)/4, $0xab1c5ed5
DATA K256<>+0x30(SB)/4, $0x3956c25b
DATA K256<>+0x34(SB)/4, $0x59f111f1
DATA K256<>+0x38(SB)/4, $0x923f82a4
DATA K256<>+0x3c(SB)/4, $0xab1c5ed5
DATA K256<>+0x40(SB)/4, $0xd807aa98 // k9 - k12
DATA K256<>+0x44(SB)/4, $0x12835b01
DATA K256<>+0x48(SB)/4, $0x243185be
DATA K256<>+0x4c(SB)/4, $0x550c7dc3
DATA K256<>+0x50(SB)/4, $0xd807aa98
DATA K256<>+0x54(SB)/4, $0x12835b01
DATA K256<>+0x58(SB)/4, $0x243185be
DATA K256<>+0x5c(SB)/4, $0x550c7dc3
DATA K256<>+0x60(SB)/4, $0x72be5d74 // k13 - k16
DATA K256<>+0x64(SB)/4, $0x80deb1fe
DATA K256<>+0x68(SB)/4, $0x9bdc06a7
DATA K256<>+0x6c(SB)/4, $0xc19bf174
DATA K256<>+0x70(SB)/4, $0x72be5d74
DATA K256<>+0x74(SB)/4, $0x80deb1fe
DATA K256<>+0x78(SB)/4, $0x9bdc06a7
DATA K256<>+0x7c(SB)/4, $0xc19bf174
DATA K256<>+0x80(SB)/4, $0xe49b69c1 // k17 - k20
DATA K256<>+0x84(SB)/4, $0xefbe4786
DATA K256<>+0x88(SB)/4, $0x0fc19dc6
DATA K256<>+0x8c(SB)/4, $0x240ca1cc
DATA K256<>+0x90(SB)/4, $0xe49b69c1
DATA K256<>+0x94(SB)/4, $0xefbe4786
DATA K256<>+0x98(SB)/4, $0x0fc19dc6
DATA K256<>+0x9c(SB)/4, $0x240ca1cc
DATA K256<>+0xa0(SB)/4, $0x2de92c6f // k21 - k24
DATA K256<>+0xa4(SB)/4, $0x4a7484aa
DATA K256<>+0xa8(SB)/4, $0x5cb0a9dc
DATA K256<>+0xac(SB)/4, $0x76f988da
DATA K256<>+0xb0(SB)/4, $0x2de92c6f
DATA K256<>+0xb4(SB)/4, $0x4a7484aa
DATA K256<>+0xb8(SB)/4, $0x5cb0a9dc
DATA K256<>+0xbc(SB)/4, $0x76f988da
DATA K256<>+0xc0(SB)/4, $0x983e5152 // k25 - k28
DATA K256<>+0xc4(SB)/4, $0xa831c66d
DATA K256<>+0xc8(SB)/4, $0xb00327c8
DATA K256<>+0xcc(SB)/4, $0xbf597fc7
DATA K256<>+0xd0(SB)/4, $0x983e5152
DATA K256<>+0xd4(SB)/4, $0xa831c66d
DATA K256<>+0xd8(SB)/4, $0xb00327c8
DATA K256<>+0xdc(SB)/4, $0xbf597fc7
DATA K256<>+0xe0(SB)/4, $0xc6e00bf3 // k29 - k32
DATA K256<>+0xe4(SB)/4, $0xd5a79147
DATA K256<>+0xe8(SB)/4, $0x06ca6351
DATA K256<>+0xec(SB)/4, $0x14292967
DATA K256<>+0xf0(SB)/4, $0xc6e00bf3
DATA K256<>+0xf4(SB)/4, $0xd5a79147
DATA K256<>+0xf8(SB)/4, $0x06ca6351
DATA K256<>+0xfc(SB)/4, $0x14292967
DATA K256<>+0x100(SB)/4, $0x27b70a85
DATA K256<>+0x104(SB)/4, $0x2e1b2138
DATA K256<>+0x108(SB)/4, $0x4d2c6dfc
DATA K256<>+0x10c(SB)/4, $0x53380d13
DATA K256<>+0x110(SB)/4, $0x27b70a85
DATA K256<>+0x114(SB)/4, $0x2e1b2138
DATA K256<>+0x118(SB)/4, $0x4d2c6dfc
DATA K256<>+0x11c(SB)/4, $0x53380d13
DATA K256<>+0x120(SB)/4, $0x650a7354
DATA K256<>+0x124(SB)/4, $0x766a0abb
DATA K256<>+0x128(SB)/4, $0x81c2c92e
DATA K256<>+0x12c(SB)/4, $0x92722c85
DATA K256<>+0x130(SB)/4, $0x650a7354
DATA K256<>+0x134(SB)/4, $0x766a0abb
DATA K256<>+0x138(SB)/4, $0x81c2c92e
DATA K256<>+0x13c(SB)/4, $0x92722c85
DATA K256<>+0x140(SB)/4, $0xa2bfe8a1
DATA K256<>+0x144(SB)/4, $0xa81a664b
DATA K256<>+0x148(SB)/4, $0xc24b8b70
DATA K256<>+0x14c(SB)/4, $0xc76c51a3
DATA K256<>+0x150(SB)/4, $0xa2bfe8a1
DATA K256<>+0x154(SB)/4, $0xa81a664b
DATA K256<>+0x158(SB)/4, $0xc24b8b70
DATA K256<>+0x15c(SB)/4, $0xc76c51a3
DATA K256<>+0x160(SB)/4, $0xd192e819
DATA K256<>+0x164(SB)/4, $0xd6990624
DATA K256<>+0x168(SB)/4, $0xf40e3585
DATA K256<>+0x16c(SB)/4, $0x106aa070
DATA K256<>+0x170(SB)/4, $0xd192e819
DATA K256<>+0x174(SB)/4, $0xd6990624
DATA K256<>+0x178(SB)/4, $0xf40e3585
DATA K256<>+0x17c(SB)/4, $0x106aa070
DATA K256<>+0x180(SB)/4, $0x19a4c116
DATA K256<>+0x184(SB)/4, $0x1e376c08
DATA K256<>+0x188(SB)/4, $0x2748774c
DATA K256<>+0x18c(SB)/4, $0x34b0bcb5
DATA K256<>+0x190(SB)/4, $0x19a4c116
DATA K256<>+0x194(SB)/4, $0x1e376c08
DATA K256<>+0x198(SB)/4, $0x2748774c
DATA K256<>+0x19c(SB)/4, $0x34b0bcb5
DATA K256<>+0x1a0(SB)/4, $0x391c0cb3
DATA K256<>+0x1a4(SB)/4, $0x4ed8aa4a
DATA K256<>+0x1a8(SB)/4, $0x5b9cca4f
DATA K256<>+0x1ac(SB)/4, $0x682e6ff3
DATA K256<>+0x1b0(SB)/4, $0x391c0cb3
DATA K256<>+0x1b4(SB)/4, $0x4ed8aa4a
DATA K256<>+0x1b8(SB)/4, $0x5b9cca4f
DATA K256<>+0x1bc(SB)/4, $0x682e6ff3
DATA K256<>+0x1c0(SB)/4, $0x748f82ee
DATA K256<>+0x1c4(SB)/4, $0x78a5636f
DATA K256<>+0x1c8(SB)/4, $0x84c87814
DATA K256<>+0x1cc(SB)/4, $0x8cc70208
DATA K256<>+0x1d0(SB)/4, $0x748f82ee
DATA K256<>+0x1d4(SB)/4, $0x78a5636f
DATA K256<>+0x1d8(SB)/4, $0x84c87814
DATA K256<>+0x1dc(SB)/4, $0x8cc70208
DATA K256<>+0x1e0(SB)/4, $0x90befffa
DATA K256<>+0x1e4(SB)/4, $0xa4506ceb
DATA K256<>+0x1e8(SB)/4, $0xbef9a3f7
DATA K256<>+0x1ec(SB)/4, $0xc67178f2
DATA K256<>+0x1f0(SB)/4, $0x90befffa
DATA K256<>+0x1f4(SB)/4, $0xa4506ceb
DATA K256<>+0x1f8(SB)/4, $0xbef9a3f7
DATA K256<>+0x1fc(SB)/4, $0xc67178f2
GLOBL K256<>(SB), (NOPTR + RODATA), $512

10
src/cmd/internal/notsha256/sha256block_decl.go
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@ -1,10 +0,0 @@
// Copyright 2013 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 !purego && (386 || amd64 || ppc64le || ppc64)
package notsha256
//go:noescape
func block(dig *digest, p []byte)

11
src/cmd/internal/notsha256/sha256block_generic.go
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@ -1,11 +0,0 @@
// 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 purego || (!amd64 && !386 && !ppc64le && !ppc64)
package notsha256
func block(dig *digest, p []byte) {
blockGeneric(dig, p)
}

459
src/cmd/internal/notsha256/sha256block_ppc64x.s
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@ -1,459 +0,0 @@
// 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.
//
// WARNING: this file is built by the bootstrap compiler, thus
// it must maintain compatibility with the oldest supported
// bootstrap toolchain.
//
//go:build !purego && (ppc64 || ppc64le)
// Based on CRYPTOGAMS code with the following comment:
// # ====================================================================
// # Written by Andy Polyakov <appro@openssl.org> for the OpenSSL
// # project. The module is, however, dual licensed under OpenSSL and
// # CRYPTOGAMS licenses depending on where you obtain it. For further
// # details see http://www.openssl.org/~appro/cryptogams/.
// # ====================================================================
#include "textflag.h"
// SHA256 block routine. See sha256block.go for Go equivalent.
//
// The algorithm is detailed in FIPS 180-4:
//
// https://csrc.nist.gov/publications/fips/fips180-4/fips-180-4.pdf
//
// Wt = Mt; for 0 <= t <= 15
// Wt = SIGMA1(Wt-2) + SIGMA0(Wt-15) + Wt-16; for 16 <= t <= 63
//
// a = H0
// b = H1
// c = H2
// d = H3
// e = H4
// f = H5
// g = H6
// h = H7
//
// for t = 0 to 63 {
// T1 = h + BIGSIGMA1(e) + Ch(e,f,g) + Kt + Wt
// T2 = BIGSIGMA0(a) + Maj(a,b,c)
// h = g
// g = f
// f = e
// e = d + T1
// d = c
// c = b
// b = a
// a = T1 + T2
// }
//
// H0 = a + H0
// H1 = b + H1
// H2 = c + H2
// H3 = d + H3
// H4 = e + H4
// H5 = f + H5
// H6 = g + H6
// H7 = h + H7
#define CTX R3
#define INP R4
#define END R5
#define TBL R6 // Pointer into kcon table
#define LEN R9
#define TEMP R12
#define TBL_STRT R7 // Pointer to start of kcon table.
#define R_x000 R0
#define R_x010 R8
#define R_x020 R10
#define R_x030 R11
#define R_x040 R14
#define R_x050 R15
#define R_x060 R16
#define R_x070 R17
#define R_x080 R18
#define R_x090 R19
#define R_x0a0 R20
#define R_x0b0 R21
#define R_x0c0 R22
#define R_x0d0 R23
#define R_x0e0 R24
#define R_x0f0 R25
#define R_x100 R26
#define R_x110 R27
// V0-V7 are A-H
// V8-V23 are used for the message schedule
#define KI V24
#define FUNC V25
#define S0 V26
#define S1 V27
#define s0 V28
#define s1 V29
#define LEMASK V31 // Permutation control register for little endian
// 4 copies of each Kt, to fill all 4 words of a vector register
DATA ·kcon+0x000(SB)/8, $0x428a2f98428a2f98
DATA ·kcon+0x008(SB)/8, $0x428a2f98428a2f98
DATA ·kcon+0x010(SB)/8, $0x7137449171374491
DATA ·kcon+0x018(SB)/8, $0x7137449171374491
DATA ·kcon+0x020(SB)/8, $0xb5c0fbcfb5c0fbcf
DATA ·kcon+0x028(SB)/8, $0xb5c0fbcfb5c0fbcf
DATA ·kcon+0x030(SB)/8, $0xe9b5dba5e9b5dba5
DATA ·kcon+0x038(SB)/8, $0xe9b5dba5e9b5dba5
DATA ·kcon+0x040(SB)/8, $0x3956c25b3956c25b
DATA ·kcon+0x048(SB)/8, $0x3956c25b3956c25b
DATA ·kcon+0x050(SB)/8, $0x59f111f159f111f1
DATA ·kcon+0x058(SB)/8, $0x59f111f159f111f1
DATA ·kcon+0x060(SB)/8, $0x923f82a4923f82a4
DATA ·kcon+0x068(SB)/8, $0x923f82a4923f82a4
DATA ·kcon+0x070(SB)/8, $0xab1c5ed5ab1c5ed5
DATA ·kcon+0x078(SB)/8, $0xab1c5ed5ab1c5ed5
DATA ·kcon+0x080(SB)/8, $0xd807aa98d807aa98
DATA ·kcon+0x088(SB)/8, $0xd807aa98d807aa98
DATA ·kcon+0x090(SB)/8, $0x12835b0112835b01
DATA ·kcon+0x098(SB)/8, $0x12835b0112835b01
DATA ·kcon+0x0A0(SB)/8, $0x243185be243185be
DATA ·kcon+0x0A8(SB)/8, $0x243185be243185be
DATA ·kcon+0x0B0(SB)/8, $0x550c7dc3550c7dc3
DATA ·kcon+0x0B8(SB)/8, $0x550c7dc3550c7dc3
DATA ·kcon+0x0C0(SB)/8, $0x72be5d7472be5d74
DATA ·kcon+0x0C8(SB)/8, $0x72be5d7472be5d74
DATA ·kcon+0x0D0(SB)/8, $0x80deb1fe80deb1fe
DATA ·kcon+0x0D8(SB)/8, $0x80deb1fe80deb1fe
DATA ·kcon+0x0E0(SB)/8, $0x9bdc06a79bdc06a7
DATA ·kcon+0x0E8(SB)/8, $0x9bdc06a79bdc06a7
DATA ·kcon+0x0F0(SB)/8, $0xc19bf174c19bf174
DATA ·kcon+0x0F8(SB)/8, $0xc19bf174c19bf174
DATA ·kcon+0x100(SB)/8, $0xe49b69c1e49b69c1
DATA ·kcon+0x108(SB)/8, $0xe49b69c1e49b69c1
DATA ·kcon+0x110(SB)/8, $0xefbe4786efbe4786
DATA ·kcon+0x118(SB)/8, $0xefbe4786efbe4786
DATA ·kcon+0x120(SB)/8, $0x0fc19dc60fc19dc6
DATA ·kcon+0x128(SB)/8, $0x0fc19dc60fc19dc6
DATA ·kcon+0x130(SB)/8, $0x240ca1cc240ca1cc
DATA ·kcon+0x138(SB)/8, $0x240ca1cc240ca1cc
DATA ·kcon+0x140(SB)/8, $0x2de92c6f2de92c6f
DATA ·kcon+0x148(SB)/8, $0x2de92c6f2de92c6f
DATA ·kcon+0x150(SB)/8, $0x4a7484aa4a7484aa
DATA ·kcon+0x158(SB)/8, $0x4a7484aa4a7484aa
DATA ·kcon+0x160(SB)/8, $0x5cb0a9dc5cb0a9dc
DATA ·kcon+0x168(SB)/8, $0x5cb0a9dc5cb0a9dc
DATA ·kcon+0x170(SB)/8, $0x76f988da76f988da
DATA ·kcon+0x178(SB)/8, $0x76f988da76f988da
DATA ·kcon+0x180(SB)/8, $0x983e5152983e5152
DATA ·kcon+0x188(SB)/8, $0x983e5152983e5152
DATA ·kcon+0x190(SB)/8, $0xa831c66da831c66d
DATA ·kcon+0x198(SB)/8, $0xa831c66da831c66d
DATA ·kcon+0x1A0(SB)/8, $0xb00327c8b00327c8
DATA ·kcon+0x1A8(SB)/8, $0xb00327c8b00327c8
DATA ·kcon+0x1B0(SB)/8, $0xbf597fc7bf597fc7
DATA ·kcon+0x1B8(SB)/8, $0xbf597fc7bf597fc7
DATA ·kcon+0x1C0(SB)/8, $0xc6e00bf3c6e00bf3
DATA ·kcon+0x1C8(SB)/8, $0xc6e00bf3c6e00bf3
DATA ·kcon+0x1D0(SB)/8, $0xd5a79147d5a79147
DATA ·kcon+0x1D8(SB)/8, $0xd5a79147d5a79147
DATA ·kcon+0x1E0(SB)/8, $0x06ca635106ca6351
DATA ·kcon+0x1E8(SB)/8, $0x06ca635106ca6351
DATA ·kcon+0x1F0(SB)/8, $0x1429296714292967
DATA ·kcon+0x1F8(SB)/8, $0x1429296714292967
DATA ·kcon+0x200(SB)/8, $0x27b70a8527b70a85
DATA ·kcon+0x208(SB)/8, $0x27b70a8527b70a85
DATA ·kcon+0x210(SB)/8, $0x2e1b21382e1b2138
DATA ·kcon+0x218(SB)/8, $0x2e1b21382e1b2138
DATA ·kcon+0x220(SB)/8, $0x4d2c6dfc4d2c6dfc
DATA ·kcon+0x228(SB)/8, $0x4d2c6dfc4d2c6dfc
DATA ·kcon+0x230(SB)/8, $0x53380d1353380d13
DATA ·kcon+0x238(SB)/8, $0x53380d1353380d13
DATA ·kcon+0x240(SB)/8, $0x650a7354650a7354
DATA ·kcon+0x248(SB)/8, $0x650a7354650a7354
DATA ·kcon+0x250(SB)/8, $0x766a0abb766a0abb
DATA ·kcon+0x258(SB)/8, $0x766a0abb766a0abb
DATA ·kcon+0x260(SB)/8, $0x81c2c92e81c2c92e
DATA ·kcon+0x268(SB)/8, $0x81c2c92e81c2c92e
DATA ·kcon+0x270(SB)/8, $0x92722c8592722c85
DATA ·kcon+0x278(SB)/8, $0x92722c8592722c85
DATA ·kcon+0x280(SB)/8, $0xa2bfe8a1a2bfe8a1
DATA ·kcon+0x288(SB)/8, $0xa2bfe8a1a2bfe8a1
DATA ·kcon+0x290(SB)/8, $0xa81a664ba81a664b
DATA ·kcon+0x298(SB)/8, $0xa81a664ba81a664b
DATA ·kcon+0x2A0(SB)/8, $0xc24b8b70c24b8b70
DATA ·kcon+0x2A8(SB)/8, $0xc24b8b70c24b8b70
DATA ·kcon+0x2B0(SB)/8, $0xc76c51a3c76c51a3
DATA ·kcon+0x2B8(SB)/8, $0xc76c51a3c76c51a3
DATA ·kcon+0x2C0(SB)/8, $0xd192e819d192e819
DATA ·kcon+0x2C8(SB)/8, $0xd192e819d192e819
DATA ·kcon+0x2D0(SB)/8, $0xd6990624d6990624
DATA ·kcon+0x2D8(SB)/8, $0xd6990624d6990624
DATA ·kcon+0x2E0(SB)/8, $0xf40e3585f40e3585
DATA ·kcon+0x2E8(SB)/8, $0xf40e3585f40e3585
DATA ·kcon+0x2F0(SB)/8, $0x106aa070106aa070
DATA ·kcon+0x2F8(SB)/8, $0x106aa070106aa070
DATA ·kcon+0x300(SB)/8, $0x19a4c11619a4c116
DATA ·kcon+0x308(SB)/8, $0x19a4c11619a4c116
DATA ·kcon+0x310(SB)/8, $0x1e376c081e376c08
DATA ·kcon+0x318(SB)/8, $0x1e376c081e376c08
DATA ·kcon+0x320(SB)/8, $0x2748774c2748774c
DATA ·kcon+0x328(SB)/8, $0x2748774c2748774c
DATA ·kcon+0x330(SB)/8, $0x34b0bcb534b0bcb5
DATA ·kcon+0x338(SB)/8, $0x34b0bcb534b0bcb5
DATA ·kcon+0x340(SB)/8, $0x391c0cb3391c0cb3
DATA ·kcon+0x348(SB)/8, $0x391c0cb3391c0cb3
DATA ·kcon+0x350(SB)/8, $0x4ed8aa4a4ed8aa4a
DATA ·kcon+0x358(SB)/8, $0x4ed8aa4a4ed8aa4a
DATA ·kcon+0x360(SB)/8, $0x5b9cca4f5b9cca4f
DATA ·kcon+0x368(SB)/8, $0x5b9cca4f5b9cca4f
DATA ·kcon+0x370(SB)/8, $0x682e6ff3682e6ff3
DATA ·kcon+0x378(SB)/8, $0x682e6ff3682e6ff3
DATA ·kcon+0x380(SB)/8, $0x748f82ee748f82ee
DATA ·kcon+0x388(SB)/8, $0x748f82ee748f82ee
DATA ·kcon+0x390(SB)/8, $0x78a5636f78a5636f
DATA ·kcon+0x398(SB)/8, $0x78a5636f78a5636f
DATA ·kcon+0x3A0(SB)/8, $0x84c8781484c87814
DATA ·kcon+0x3A8(SB)/8, $0x84c8781484c87814
DATA ·kcon+0x3B0(SB)/8, $0x8cc702088cc70208
DATA ·kcon+0x3B8(SB)/8, $0x8cc702088cc70208
DATA ·kcon+0x3C0(SB)/8, $0x90befffa90befffa
DATA ·kcon+0x3C8(SB)/8, $0x90befffa90befffa
DATA ·kcon+0x3D0(SB)/8, $0xa4506ceba4506ceb
DATA ·kcon+0x3D8(SB)/8, $0xa4506ceba4506ceb
DATA ·kcon+0x3E0(SB)/8, $0xbef9a3f7bef9a3f7
DATA ·kcon+0x3E8(SB)/8, $0xbef9a3f7bef9a3f7
DATA ·kcon+0x3F0(SB)/8, $0xc67178f2c67178f2
DATA ·kcon+0x3F8(SB)/8, $0xc67178f2c67178f2
DATA ·kcon+0x400(SB)/8, $0x0000000000000000
DATA ·kcon+0x408(SB)/8, $0x0000000000000000
#ifdef GOARCH_ppc64le
DATA ·kcon+0x410(SB)/8, $0x1011121310111213 // permutation control vectors
DATA ·kcon+0x418(SB)/8, $0x1011121300010203
DATA ·kcon+0x420(SB)/8, $0x1011121310111213
DATA ·kcon+0x428(SB)/8, $0x0405060700010203
DATA ·kcon+0x430(SB)/8, $0x1011121308090a0b
DATA ·kcon+0x438(SB)/8, $0x0405060700010203
#else
DATA ·kcon+0x410(SB)/8, $0x1011121300010203
DATA ·kcon+0x418(SB)/8, $0x1011121310111213 // permutation control vectors
DATA ·kcon+0x420(SB)/8, $0x0405060700010203
DATA ·kcon+0x428(SB)/8, $0x1011121310111213
DATA ·kcon+0x430(SB)/8, $0x0001020304050607
DATA ·kcon+0x438(SB)/8, $0x08090a0b10111213
#endif
GLOBL ·kcon(SB), RODATA, $1088
#define SHA256ROUND0(a, b, c, d, e, f, g, h, xi, idx) \
VSEL g, f, e, FUNC; \
VSHASIGMAW $15, e, $1, S1; \
VADDUWM xi, h, h; \
VSHASIGMAW $0, a, $1, S0; \
VADDUWM FUNC, h, h; \
VXOR b, a, FUNC; \
VADDUWM S1, h, h; \
VSEL b, c, FUNC, FUNC; \
VADDUWM KI, g, g; \
VADDUWM h, d, d; \
VADDUWM FUNC, S0, S0; \
LVX (TBL)(idx), KI; \
VADDUWM S0, h, h
#define SHA256ROUND1(a, b, c, d, e, f, g, h, xi, xj, xj_1, xj_9, xj_14, idx) \
VSHASIGMAW $0, xj_1, $0, s0; \
VSEL g, f, e, FUNC; \
VSHASIGMAW $15, e, $1, S1; \
VADDUWM xi, h, h; \
VSHASIGMAW $0, a, $1, S0; \
VSHASIGMAW $15, xj_14, $0, s1; \
VADDUWM FUNC, h, h; \
VXOR b, a, FUNC; \
VADDUWM xj_9, xj, xj; \
VADDUWM S1, h, h; \
VSEL b, c, FUNC, FUNC; \
VADDUWM KI, g, g; \
VADDUWM h, d, d; \
VADDUWM FUNC, S0, S0; \
VADDUWM s0, xj, xj; \
LVX (TBL)(idx), KI; \
VADDUWM S0, h, h; \
VADDUWM s1, xj, xj
#ifdef GOARCH_ppc64le
#define VPERMLE(va,vb,vc,vt) VPERM va, vb, vc, vt
#else
#define VPERMLE(va,vb,vc,vt)
#endif
// func block(dig *digest, p []byte)
TEXT ·block(SB),0,$0-32
MOVD dig+0(FP), CTX
MOVD p_base+8(FP), INP
MOVD p_len+16(FP), LEN
SRD $6, LEN
SLD $6, LEN
ADD INP, LEN, END
CMP INP, END
BEQ end
MOVD $·kcon(SB), TBL_STRT
MOVD $0x10, R_x010
#ifdef GOARCH_ppc64le
MOVWZ $8, TEMP
LVSL (TEMP)(R0), LEMASK
VSPLTISB $0x0F, KI
VXOR KI, LEMASK, LEMASK
#endif
LXVW4X (CTX)(R_x000), V0
LXVW4X (CTX)(R_x010), V4
// unpack the input values into vector registers
VSLDOI $4, V0, V0, V1
VSLDOI $8, V0, V0, V2
VSLDOI $12, V0, V0, V3
VSLDOI $4, V4, V4, V5
VSLDOI $8, V4, V4, V6
VSLDOI $12, V4, V4, V7
MOVD $0x020, R_x020
MOVD $0x030, R_x030
MOVD $0x040, R_x040
MOVD $0x050, R_x050
MOVD $0x060, R_x060
MOVD $0x070, R_x070
MOVD $0x080, R_x080
MOVD $0x090, R_x090
MOVD $0x0a0, R_x0a0
MOVD $0x0b0, R_x0b0
MOVD $0x0c0, R_x0c0
MOVD $0x0d0, R_x0d0
MOVD $0x0e0, R_x0e0
MOVD $0x0f0, R_x0f0
MOVD $0x100, R_x100
MOVD $0x110, R_x110
loop:
MOVD TBL_STRT, TBL
LVX (TBL)(R_x000), KI
LXVD2X (INP)(R_x000), V8 // load v8 in advance
// Offload to VSR24-31 (aka FPR24-31)
XXLOR V0, V0, VS24
XXLOR V1, V1, VS25
XXLOR V2, V2, VS26
XXLOR V3, V3, VS27
XXLOR V4, V4, VS28
XXLOR V5, V5, VS29
XXLOR V6, V6, VS30
XXLOR V7, V7, VS31
VADDUWM KI, V7, V7 // h+K[i]
LVX (TBL)(R_x010), KI
VPERMLE(V8, V8, LEMASK, V8)
SHA256ROUND0(V0, V1, V2, V3, V4, V5, V6, V7, V8, R_x020)
VSLDOI $4, V8, V8, V9
SHA256ROUND0(V7, V0, V1, V2, V3, V4, V5, V6, V9, R_x030)
VSLDOI $4, V9, V9, V10
SHA256ROUND0(V6, V7, V0, V1, V2, V3, V4, V5, V10, R_x040)
LXVD2X (INP)(R_x010), V12 // load v12 in advance
VSLDOI $4, V10, V10, V11
SHA256ROUND0(V5, V6, V7, V0, V1, V2, V3, V4, V11, R_x050)
VPERMLE(V12, V12, LEMASK, V12)
SHA256ROUND0(V4, V5, V6, V7, V0, V1, V2, V3, V12, R_x060)
VSLDOI $4, V12, V12, V13
SHA256ROUND0(V3, V4, V5, V6, V7, V0, V1, V2, V13, R_x070)
VSLDOI $4, V13, V13, V14
SHA256ROUND0(V2, V3, V4, V5, V6, V7, V0, V1, V14, R_x080)
LXVD2X (INP)(R_x020), V16 // load v16 in advance
VSLDOI $4, V14, V14, V15
SHA256ROUND0(V1, V2, V3, V4, V5, V6, V7, V0, V15, R_x090)
VPERMLE(V16, V16, LEMASK, V16)
SHA256ROUND0(V0, V1, V2, V3, V4, V5, V6, V7, V16, R_x0a0)
VSLDOI $4, V16, V16, V17
SHA256ROUND0(V7, V0, V1, V2, V3, V4, V5, V6, V17, R_x0b0)
VSLDOI $4, V17, V17, V18
SHA256ROUND0(V6, V7, V0, V1, V2, V3, V4, V5, V18, R_x0c0)
VSLDOI $4, V18, V18, V19
LXVD2X (INP)(R_x030), V20 // load v20 in advance
SHA256ROUND0(V5, V6, V7, V0, V1, V2, V3, V4, V19, R_x0d0)
VPERMLE(V20, V20, LEMASK, V20)
SHA256ROUND0(V4, V5, V6, V7, V0, V1, V2, V3, V20, R_x0e0)
VSLDOI $4, V20, V20, V21
SHA256ROUND0(V3, V4, V5, V6, V7, V0, V1, V2, V21, R_x0f0)
VSLDOI $4, V21, V21, V22
SHA256ROUND0(V2, V3, V4, V5, V6, V7, V0, V1, V22, R_x100)
VSLDOI $4, V22, V22, V23
SHA256ROUND1(V1, V2, V3, V4, V5, V6, V7, V0, V23, V8, V9, V17, V22, R_x110)
MOVD $3, TEMP
MOVD TEMP, CTR
ADD $0x120, TBL
ADD $0x40, INP
L16_xx:
SHA256ROUND1(V0, V1, V2, V3, V4, V5, V6, V7, V8, V9, V10, V18, V23, R_x000)
SHA256ROUND1(V7, V0, V1, V2, V3, V4, V5, V6, V9, V10, V11, V19, V8, R_x010)
SHA256ROUND1(V6, V7, V0, V1, V2, V3, V4, V5, V10, V11, V12, V20, V9, R_x020)
SHA256ROUND1(V5, V6, V7, V0, V1, V2, V3, V4, V11, V12, V13, V21, V10, R_x030)
SHA256ROUND1(V4, V5, V6, V7, V0, V1, V2, V3, V12, V13, V14, V22, V11, R_x040)
SHA256ROUND1(V3, V4, V5, V6, V7, V0, V1, V2, V13, V14, V15, V23, V12, R_x050)
SHA256ROUND1(V2, V3, V4, V5, V6, V7, V0, V1, V14, V15, V16, V8, V13, R_x060)
SHA256ROUND1(V1, V2, V3, V4, V5, V6, V7, V0, V15, V16, V17, V9, V14, R_x070)
SHA256ROUND1(V0, V1, V2, V3, V4, V5, V6, V7, V16, V17, V18, V10, V15, R_x080)
SHA256ROUND1(V7, V0, V1, V2, V3, V4, V5, V6, V17, V18, V19, V11, V16, R_x090)
SHA256ROUND1(V6, V7, V0, V1, V2, V3, V4, V5, V18, V19, V20, V12, V17, R_x0a0)
SHA256ROUND1(V5, V6, V7, V0, V1, V2, V3, V4, V19, V20, V21, V13, V18, R_x0b0)
SHA256ROUND1(V4, V5, V6, V7, V0, V1, V2, V3, V20, V21, V22, V14, V19, R_x0c0)
SHA256ROUND1(V3, V4, V5, V6, V7, V0, V1, V2, V21, V22, V23, V15, V20, R_x0d0)
SHA256ROUND1(V2, V3, V4, V5, V6, V7, V0, V1, V22, V23, V8, V16, V21, R_x0e0)
SHA256ROUND1(V1, V2, V3, V4, V5, V6, V7, V0, V23, V8, V9, V17, V22, R_x0f0)
ADD $0x100, TBL
BDNZ L16_xx
XXLOR VS24, VS24, V10
XXLOR VS25, VS25, V11
VADDUWM V10, V0, V0
XXLOR VS26, VS26, V12
VADDUWM V11, V1, V1
XXLOR VS27, VS27, V13
VADDUWM V12, V2, V2
XXLOR VS28, VS28, V14
VADDUWM V13, V3, V3
XXLOR VS29, VS29, V15
VADDUWM V14, V4, V4
XXLOR VS30, VS30, V16
VADDUWM V15, V5, V5
XXLOR VS31, VS31, V17
VADDUWM V16, V6, V6
VADDUWM V17, V7, V7
CMPU INP, END
BLT loop
LVX (TBL)(R_x000), V8
VPERM V0, V1, KI, V0
LVX (TBL)(R_x010), V9
VPERM V4, V5, KI, V4
VPERM V0, V2, V8, V0
VPERM V4, V6, V8, V4
VPERM V0, V3, V9, V0
VPERM V4, V7, V9, V4
STXVD2X V0, (CTX+R_x000)
STXVD2X V4, (CTX+R_x010)
end:
RET