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Diffstat (limited to 'crypto/sha3/xor_unaligned.go')
-rw-r--r--crypto/sha3/xor_unaligned.go58
1 files changed, 0 insertions, 58 deletions
diff --git a/crypto/sha3/xor_unaligned.go b/crypto/sha3/xor_unaligned.go
deleted file mode 100644
index 929a486a7..000000000
--- a/crypto/sha3/xor_unaligned.go
+++ /dev/null
@@ -1,58 +0,0 @@
-// Copyright 2015 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.
-
-// +build amd64 386 ppc64le
-// +build !appengine
-
-package sha3
-
-import "unsafe"
-
-func xorInUnaligned(d *state, buf []byte) {
- bw := (*[maxRate / 8]uint64)(unsafe.Pointer(&buf[0]))
- n := len(buf)
- if n >= 72 {
- d.a[0] ^= bw[0]
- d.a[1] ^= bw[1]
- d.a[2] ^= bw[2]
- d.a[3] ^= bw[3]
- d.a[4] ^= bw[4]
- d.a[5] ^= bw[5]
- d.a[6] ^= bw[6]
- d.a[7] ^= bw[7]
- d.a[8] ^= bw[8]
- }
- if n >= 104 {
- d.a[9] ^= bw[9]
- d.a[10] ^= bw[10]
- d.a[11] ^= bw[11]
- d.a[12] ^= bw[12]
- }
- if n >= 136 {
- d.a[13] ^= bw[13]
- d.a[14] ^= bw[14]
- d.a[15] ^= bw[15]
- d.a[16] ^= bw[16]
- }
- if n >= 144 {
- d.a[17] ^= bw[17]
- }
- if n >= 168 {
- d.a[18] ^= bw[18]
- d.a[19] ^= bw[19]
- d.a[20] ^= bw[20]
- }
-}
-
-func copyOutUnaligned(d *state, buf []byte) {
- ab := (*[maxRate]uint8)(unsafe.Pointer(&d.a[0]))
- copy(buf, ab[:])
-}
-
-var (
- xorIn = xorInUnaligned
- copyOut = copyOutUnaligned
-)
-
-const xorImplementationUnaligned = "unaligned"