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Code Issues Releases Wiki Activity

Use bits.RotateLeft64 whenever possible

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Henry Case 2020-09-28 21:03:08 +01:00
parent 0174e314a1
commit 24408329a5
3 changed files with 121 additions and 120 deletions
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236
hash/sha3/keccakf.go
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@ -2,10 +2,12 @@
// Use of this source code is governed by a BSD-style // Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file. // license that can be found in the LICENSE file.
// +build !amd64 appengine gccgo // +build !amd64 appengine gccgo noasm
package sha3 package sha3
import "math/bits"
// rc stores the round constants for use in the ι step. // rc stores the round constants for use in the ι step.
var rc = [24]uint64{ var rc = [24]uint64{
0x0000000000000001, 0x0000000000000001,
@ -51,21 +53,21 @@ func keccakF1600(a *[25]uint64) {
bc2 = a[2] ^ a[7] ^ a[12] ^ a[17] ^ a[22] bc2 = a[2] ^ a[7] ^ a[12] ^ a[17] ^ a[22]
bc3 = a[3] ^ a[8] ^ a[13] ^ a[18] ^ a[23] bc3 = a[3] ^ a[8] ^ a[13] ^ a[18] ^ a[23]
bc4 = a[4] ^ a[9] ^ a[14] ^ a[19] ^ a[24] bc4 = a[4] ^ a[9] ^ a[14] ^ a[19] ^ a[24]
d0 = bc4 ^ (bc1<<1 | bc1>>63) d0 = bc4 ^ bits.RotateLeft64(bc1, 1)
d1 = bc0 ^ (bc2<<1 | bc2>>63) d1 = bc0 ^ bits.RotateLeft64(bc2, 1)
d2 = bc1 ^ (bc3<<1 | bc3>>63) d2 = bc1 ^ bits.RotateLeft64(bc3, 1)
d3 = bc2 ^ (bc4<<1 | bc4>>63) d3 = bc2 ^ bits.RotateLeft64(bc4, 1)
d4 = bc3 ^ (bc0<<1 | bc0>>63) d4 = bc3 ^ bits.RotateLeft64(bc0, 1)
bc0 = a[0] ^ d0 bc0 = a[0] ^ d0
t = a[6] ^ d1 t = a[6] ^ d1
bc1 = t<<44 | t>>(64-44) bc1 = bits.RotateLeft64(t, 44)
t = a[12] ^ d2 t = a[12] ^ d2
bc2 = t<<43 | t>>(64-43) bc2 = bits.RotateLeft64(t, 43)
t = a[18] ^ d3 t = a[18] ^ d3
bc3 = t<<21 | t>>(64-21) bc3 = bits.RotateLeft64(t, 21)
t = a[24] ^ d4 t = a[24] ^ d4
bc4 = t<<14 | t>>(64-14) bc4 = bits.RotateLeft64(t, 14)
a[0] = bc0 ^ (bc2 &^ bc1) ^ rc[i] a[0] = bc0 ^ (bc2 &^ bc1) ^ rc[i]
a[6] = bc1 ^ (bc3 &^ bc2) a[6] = bc1 ^ (bc3 &^ bc2)
a[12] = bc2 ^ (bc4 &^ bc3) a[12] = bc2 ^ (bc4 &^ bc3)
@ -73,15 +75,15 @@ func keccakF1600(a *[25]uint64) {
a[24] = bc4 ^ (bc1 &^ bc0) a[24] = bc4 ^ (bc1 &^ bc0)
t = a[10] ^ d0 t = a[10] ^ d0
bc2 = t<<3 | t>>(64-3) bc2 = bits.RotateLeft64(t, 3)
t = a[16] ^ d1 t = a[16] ^ d1
bc3 = t<<45 | t>>(64-45) bc3 = bits.RotateLeft64(t, 45)
t = a[22] ^ d2 t = a[22] ^ d2
bc4 = t<<61 | t>>(64-61) bc4 = bits.RotateLeft64(t, 61)
t = a[3] ^ d3 t = a[3] ^ d3
bc0 = t<<28 | t>>(64-28) bc0 = bits.RotateLeft64(t, 28)
t = a[9] ^ d4 t = a[9] ^ d4
bc1 = t<<20 | t>>(64-20) bc1 = bits.RotateLeft64(t, 20)
a[10] = bc0 ^ (bc2 &^ bc1) a[10] = bc0 ^ (bc2 &^ bc1)
a[16] = bc1 ^ (bc3 &^ bc2) a[16] = bc1 ^ (bc3 &^ bc2)
a[22] = bc2 ^ (bc4 &^ bc3) a[22] = bc2 ^ (bc4 &^ bc3)
@ -89,15 +91,15 @@ func keccakF1600(a *[25]uint64) {
a[9] = bc4 ^ (bc1 &^ bc0) a[9] = bc4 ^ (bc1 &^ bc0)
t = a[20] ^ d0 t = a[20] ^ d0
bc4 = t<<18 | t>>(64-18) bc4 = bits.RotateLeft64(t, 18)
t = a[1] ^ d1 t = a[1] ^ d1
bc0 = t<<1 | t>>(64-1) bc0 = bits.RotateLeft64(t, 1)
t = a[7] ^ d2 t = a[7] ^ d2
bc1 = t<<6 | t>>(64-6) bc1 = bits.RotateLeft64(t, 6)
t = a[13] ^ d3 t = a[13] ^ d3
bc2 = t<<25 | t>>(64-25) bc2 = bits.RotateLeft64(t, 25)
t = a[19] ^ d4 t = a[19] ^ d4
bc3 = t<<8 | t>>(64-8) bc3 = bits.RotateLeft64(t, 8)
a[20] = bc0 ^ (bc2 &^ bc1) a[20] = bc0 ^ (bc2 &^ bc1)
a[1] = bc1 ^ (bc3 &^ bc2) a[1] = bc1 ^ (bc3 &^ bc2)
a[7] = bc2 ^ (bc4 &^ bc3) a[7] = bc2 ^ (bc4 &^ bc3)
@ -105,15 +107,15 @@ func keccakF1600(a *[25]uint64) {
a[19] = bc4 ^ (bc1 &^ bc0) a[19] = bc4 ^ (bc1 &^ bc0)
t = a[5] ^ d0 t = a[5] ^ d0
bc1 = t<<36 | t>>(64-36) bc1 = bits.RotateLeft64(t, 36)
t = a[11] ^ d1 t = a[11] ^ d1
bc2 = t<<10 | t>>(64-10) bc2 = bits.RotateLeft64(t, 10)
t = a[17] ^ d2 t = a[17] ^ d2
bc3 = t<<15 | t>>(64-15) bc3 = bits.RotateLeft64(t, 15)
t = a[23] ^ d3 t = a[23] ^ d3
bc4 = t<<56 | t>>(64-56) bc4 = bits.RotateLeft64(t, 56)
t = a[4] ^ d4 t = a[4] ^ d4
bc0 = t<<27 | t>>(64-27) bc0 = bits.RotateLeft64(t, 27)
a[5] = bc0 ^ (bc2 &^ bc1) a[5] = bc0 ^ (bc2 &^ bc1)
a[11] = bc1 ^ (bc3 &^ bc2) a[11] = bc1 ^ (bc3 &^ bc2)
a[17] = bc2 ^ (bc4 &^ bc3) a[17] = bc2 ^ (bc4 &^ bc3)
@ -121,15 +123,15 @@ func keccakF1600(a *[25]uint64) {
a[4] = bc4 ^ (bc1 &^ bc0) a[4] = bc4 ^ (bc1 &^ bc0)
t = a[15] ^ d0 t = a[15] ^ d0
bc3 = t<<41 | t>>(64-41) bc3 = bits.RotateLeft64(t, 41)
t = a[21] ^ d1 t = a[21] ^ d1
bc4 = t<<2 | t>>(64-2) bc4 = bits.RotateLeft64(t, 2)
t = a[2] ^ d2 t = a[2] ^ d2
bc0 = t<<62 | t>>(64-62) bc0 = bits.RotateLeft64(t, 62)
t = a[8] ^ d3 t = a[8] ^ d3
bc1 = t<<55 | t>>(64-55) bc1 = bits.RotateLeft64(t, 55)
t = a[14] ^ d4 t = a[14] ^ d4
bc2 = t<<39 | t>>(64-39) bc2 = bits.RotateLeft64(t, 39)
a[15] = bc0 ^ (bc2 &^ bc1) a[15] = bc0 ^ (bc2 &^ bc1)
a[21] = bc1 ^ (bc3 &^ bc2) a[21] = bc1 ^ (bc3 &^ bc2)
a[2] = bc2 ^ (bc4 &^ bc3) a[2] = bc2 ^ (bc4 &^ bc3)
@ -142,21 +144,21 @@ func keccakF1600(a *[25]uint64) {
bc2 = a[2] ^ a[7] ^ a[12] ^ a[17] ^ a[22] bc2 = a[2] ^ a[7] ^ a[12] ^ a[17] ^ a[22]
bc3 = a[3] ^ a[8] ^ a[13] ^ a[18] ^ a[23] bc3 = a[3] ^ a[8] ^ a[13] ^ a[18] ^ a[23]
bc4 = a[4] ^ a[9] ^ a[14] ^ a[19] ^ a[24] bc4 = a[4] ^ a[9] ^ a[14] ^ a[19] ^ a[24]
d0 = bc4 ^ (bc1<<1 | bc1>>63) d0 = bc4 ^ bits.RotateLeft64(bc1, 1)
d1 = bc0 ^ (bc2<<1 | bc2>>63) d1 = bc0 ^ bits.RotateLeft64(bc2, 1)
d2 = bc1 ^ (bc3<<1 | bc3>>63) d2 = bc1 ^ bits.RotateLeft64(bc3, 1)
d3 = bc2 ^ (bc4<<1 | bc4>>63) d3 = bc2 ^ bits.RotateLeft64(bc4, 1)
d4 = bc3 ^ (bc0<<1 | bc0>>63) d4 = bc3 ^ bits.RotateLeft64(bc0, 1)
bc0 = a[0] ^ d0 bc0 = a[0] ^ d0
t = a[16] ^ d1 t = a[16] ^ d1
bc1 = t<<44 | t>>(64-44) bc1 = bits.RotateLeft64(t, 44)
t = a[7] ^ d2 t = a[7] ^ d2
bc2 = t<<43 | t>>(64-43) bc2 = bits.RotateLeft64(t, 43)
t = a[23] ^ d3 t = a[23] ^ d3
bc3 = t<<21 | t>>(64-21) bc3 = bits.RotateLeft64(t, 21)
t = a[14] ^ d4 t = a[14] ^ d4
bc4 = t<<14 | t>>(64-14) bc4 = bits.RotateLeft64(t, 14)
a[0] = bc0 ^ (bc2 &^ bc1) ^ rc[i+1] a[0] = bc0 ^ (bc2 &^ bc1) ^ rc[i+1]
a[16] = bc1 ^ (bc3 &^ bc2) a[16] = bc1 ^ (bc3 &^ bc2)
a[7] = bc2 ^ (bc4 &^ bc3) a[7] = bc2 ^ (bc4 &^ bc3)
@ -164,15 +166,15 @@ func keccakF1600(a *[25]uint64) {
a[14] = bc4 ^ (bc1 &^ bc0) a[14] = bc4 ^ (bc1 &^ bc0)
t = a[20] ^ d0 t = a[20] ^ d0
bc2 = t<<3 | t>>(64-3) bc2 = bits.RotateLeft64(t, 3)
t = a[11] ^ d1 t = a[11] ^ d1
bc3 = t<<45 | t>>(64-45) bc3 = bits.RotateLeft64(t, 45)
t = a[2] ^ d2 t = a[2] ^ d2
bc4 = t<<61 | t>>(64-61) bc4 = bits.RotateLeft64(t, 61)
t = a[18] ^ d3 t = a[18] ^ d3
bc0 = t<<28 | t>>(64-28) bc0 = bits.RotateLeft64(t, 28)
t = a[9] ^ d4 t = a[9] ^ d4
bc1 = t<<20 | t>>(64-20) bc1 = bits.RotateLeft64(t, 20)
a[20] = bc0 ^ (bc2 &^ bc1) a[20] = bc0 ^ (bc2 &^ bc1)
a[11] = bc1 ^ (bc3 &^ bc2) a[11] = bc1 ^ (bc3 &^ bc2)
a[2] = bc2 ^ (bc4 &^ bc3) a[2] = bc2 ^ (bc4 &^ bc3)
@ -180,15 +182,15 @@ func keccakF1600(a *[25]uint64) {
a[9] = bc4 ^ (bc1 &^ bc0) a[9] = bc4 ^ (bc1 &^ bc0)
t = a[15] ^ d0 t = a[15] ^ d0
bc4 = t<<18 | t>>(64-18) bc4 = bits.RotateLeft64(t, 18)
t = a[6] ^ d1 t = a[6] ^ d1
bc0 = t<<1 | t>>(64-1) bc0 = bits.RotateLeft64(t, 1)
t = a[22] ^ d2 t = a[22] ^ d2
bc1 = t<<6 | t>>(64-6) bc1 = bits.RotateLeft64(t, 6)
t = a[13] ^ d3 t = a[13] ^ d3
bc2 = t<<25 | t>>(64-25) bc2 = bits.RotateLeft64(t, 25)
t = a[4] ^ d4 t = a[4] ^ d4
bc3 = t<<8 | t>>(64-8) bc3 = bits.RotateLeft64(t, 8)
a[15] = bc0 ^ (bc2 &^ bc1) a[15] = bc0 ^ (bc2 &^ bc1)
a[6] = bc1 ^ (bc3 &^ bc2) a[6] = bc1 ^ (bc3 &^ bc2)
a[22] = bc2 ^ (bc4 &^ bc3) a[22] = bc2 ^ (bc4 &^ bc3)
@ -196,15 +198,15 @@ func keccakF1600(a *[25]uint64) {
a[4] = bc4 ^ (bc1 &^ bc0) a[4] = bc4 ^ (bc1 &^ bc0)
t = a[10] ^ d0 t = a[10] ^ d0
bc1 = t<<36 | t>>(64-36) bc1 = bits.RotateLeft64(t, 36)
t = a[1] ^ d1 t = a[1] ^ d1
bc2 = t<<10 | t>>(64-10) bc2 = bits.RotateLeft64(t, 10)
t = a[17] ^ d2 t = a[17] ^ d2
bc3 = t<<15 | t>>(64-15) bc3 = bits.RotateLeft64(t, 15)
t = a[8] ^ d3 t = a[8] ^ d3
bc4 = t<<56 | t>>(64-56) bc4 = bits.RotateLeft64(t, 56)
t = a[24] ^ d4 t = a[24] ^ d4
bc0 = t<<27 | t>>(64-27) bc0 = bits.RotateLeft64(t, 27)
a[10] = bc0 ^ (bc2 &^ bc1) a[10] = bc0 ^ (bc2 &^ bc1)
a[1] = bc1 ^ (bc3 &^ bc2) a[1] = bc1 ^ (bc3 &^ bc2)
a[17] = bc2 ^ (bc4 &^ bc3) a[17] = bc2 ^ (bc4 &^ bc3)
@ -212,15 +214,15 @@ func keccakF1600(a *[25]uint64) {
a[24] = bc4 ^ (bc1 &^ bc0) a[24] = bc4 ^ (bc1 &^ bc0)
t = a[5] ^ d0 t = a[5] ^ d0
bc3 = t<<41 | t>>(64-41) bc3 = bits.RotateLeft64(t, 41)
t = a[21] ^ d1 t = a[21] ^ d1
bc4 = t<<2 | t>>(64-2) bc4 = bits.RotateLeft64(t, 2)
t = a[12] ^ d2 t = a[12] ^ d2
bc0 = t<<62 | t>>(64-62) bc0 = bits.RotateLeft64(t, 62)
t = a[3] ^ d3 t = a[3] ^ d3
bc1 = t<<55 | t>>(64-55) bc1 = bits.RotateLeft64(t, 55)
t = a[19] ^ d4 t = a[19] ^ d4
bc2 = t<<39 | t>>(64-39) bc2 = bits.RotateLeft64(t, 39)
a[5] = bc0 ^ (bc2 &^ bc1) a[5] = bc0 ^ (bc2 &^ bc1)
a[21] = bc1 ^ (bc3 &^ bc2) a[21] = bc1 ^ (bc3 &^ bc2)
a[12] = bc2 ^ (bc4 &^ bc3) a[12] = bc2 ^ (bc4 &^ bc3)
@ -233,21 +235,21 @@ func keccakF1600(a *[25]uint64) {
bc2 = a[2] ^ a[7] ^ a[12] ^ a[17] ^ a[22] bc2 = a[2] ^ a[7] ^ a[12] ^ a[17] ^ a[22]
bc3 = a[3] ^ a[8] ^ a[13] ^ a[18] ^ a[23] bc3 = a[3] ^ a[8] ^ a[13] ^ a[18] ^ a[23]
bc4 = a[4] ^ a[9] ^ a[14] ^ a[19] ^ a[24] bc4 = a[4] ^ a[9] ^ a[14] ^ a[19] ^ a[24]
d0 = bc4 ^ (bc1<<1 | bc1>>63) d0 = bc4 ^ bits.RotateLeft64(bc1, 1)
d1 = bc0 ^ (bc2<<1 | bc2>>63) d1 = bc0 ^ bits.RotateLeft64(bc2, 1)
d2 = bc1 ^ (bc3<<1 | bc3>>63) d2 = bc1 ^ bits.RotateLeft64(bc3, 1)
d3 = bc2 ^ (bc4<<1 | bc4>>63) d3 = bc2 ^ bits.RotateLeft64(bc4, 1)
d4 = bc3 ^ (bc0<<1 | bc0>>63) d4 = bc3 ^ bits.RotateLeft64(bc0, 1)
bc0 = a[0] ^ d0 bc0 = a[0] ^ d0
t = a[11] ^ d1 t = a[11] ^ d1
bc1 = t<<44 | t>>(64-44) bc1 = bits.RotateLeft64(t, 44)
t = a[22] ^ d2 t = a[22] ^ d2
bc2 = t<<43 | t>>(64-43) bc2 = bits.RotateLeft64(t, 43)
t = a[8] ^ d3 t = a[8] ^ d3
bc3 = t<<21 | t>>(64-21) bc3 = bits.RotateLeft64(t, 21)
t = a[19] ^ d4 t = a[19] ^ d4
bc4 = t<<14 | t>>(64-14) bc4 = bits.RotateLeft64(t, 14)
a[0] = bc0 ^ (bc2 &^ bc1) ^ rc[i+2] a[0] = bc0 ^ (bc2 &^ bc1) ^ rc[i+2]
a[11] = bc1 ^ (bc3 &^ bc2) a[11] = bc1 ^ (bc3 &^ bc2)
a[22] = bc2 ^ (bc4 &^ bc3) a[22] = bc2 ^ (bc4 &^ bc3)
@ -255,15 +257,15 @@ func keccakF1600(a *[25]uint64) {
a[19] = bc4 ^ (bc1 &^ bc0) a[19] = bc4 ^ (bc1 &^ bc0)
t = a[15] ^ d0 t = a[15] ^ d0
bc2 = t<<3 | t>>(64-3) bc2 = bits.RotateLeft64(t, 3)
t = a[1] ^ d1 t = a[1] ^ d1
bc3 = t<<45 | t>>(64-45) bc3 = bits.RotateLeft64(t, 45)
t = a[12] ^ d2 t = a[12] ^ d2
bc4 = t<<61 | t>>(64-61) bc4 = bits.RotateLeft64(t, 61)
t = a[23] ^ d3 t = a[23] ^ d3
bc0 = t<<28 | t>>(64-28) bc0 = bits.RotateLeft64(t, 28)
t = a[9] ^ d4 t = a[9] ^ d4
bc1 = t<<20 | t>>(64-20) bc1 = bits.RotateLeft64(t, 20)
a[15] = bc0 ^ (bc2 &^ bc1) a[15] = bc0 ^ (bc2 &^ bc1)
a[1] = bc1 ^ (bc3 &^ bc2) a[1] = bc1 ^ (bc3 &^ bc2)
a[12] = bc2 ^ (bc4 &^ bc3) a[12] = bc2 ^ (bc4 &^ bc3)
@ -271,15 +273,15 @@ func keccakF1600(a *[25]uint64) {
a[9] = bc4 ^ (bc1 &^ bc0) a[9] = bc4 ^ (bc1 &^ bc0)
t = a[5] ^ d0 t = a[5] ^ d0
bc4 = t<<18 | t>>(64-18) bc4 = bits.RotateLeft64(t, 18)
t = a[16] ^ d1 t = a[16] ^ d1
bc0 = t<<1 | t>>(64-1) bc0 = bits.RotateLeft64(t, 1)
t = a[2] ^ d2 t = a[2] ^ d2
bc1 = t<<6 | t>>(64-6) bc1 = bits.RotateLeft64(t, 6)
t = a[13] ^ d3 t = a[13] ^ d3
bc2 = t<<25 | t>>(64-25) bc2 = bits.RotateLeft64(t, 25)
t = a[24] ^ d4 t = a[24] ^ d4
bc3 = t<<8 | t>>(64-8) bc3 = bits.RotateLeft64(t, 8)
a[5] = bc0 ^ (bc2 &^ bc1) a[5] = bc0 ^ (bc2 &^ bc1)
a[16] = bc1 ^ (bc3 &^ bc2) a[16] = bc1 ^ (bc3 &^ bc2)
a[2] = bc2 ^ (bc4 &^ bc3) a[2] = bc2 ^ (bc4 &^ bc3)
@ -287,15 +289,15 @@ func keccakF1600(a *[25]uint64) {
a[24] = bc4 ^ (bc1 &^ bc0) a[24] = bc4 ^ (bc1 &^ bc0)
t = a[20] ^ d0 t = a[20] ^ d0
bc1 = t<<36 | t>>(64-36) bc1 = bits.RotateLeft64(t, 36)
t = a[6] ^ d1 t = a[6] ^ d1
bc2 = t<<10 | t>>(64-10) bc2 = bits.RotateLeft64(t, 10)
t = a[17] ^ d2 t = a[17] ^ d2
bc3 = t<<15 | t>>(64-15) bc3 = bits.RotateLeft64(t, 15)
t = a[3] ^ d3 t = a[3] ^ d3
bc4 = t<<56 | t>>(64-56) bc4 = bits.RotateLeft64(t, 56)
t = a[14] ^ d4 t = a[14] ^ d4
bc0 = t<<27 | t>>(64-27) bc0 = bits.RotateLeft64(t, 27)
a[20] = bc0 ^ (bc2 &^ bc1) a[20] = bc0 ^ (bc2 &^ bc1)
a[6] = bc1 ^ (bc3 &^ bc2) a[6] = bc1 ^ (bc3 &^ bc2)
a[17] = bc2 ^ (bc4 &^ bc3) a[17] = bc2 ^ (bc4 &^ bc3)
@ -303,15 +305,15 @@ func keccakF1600(a *[25]uint64) {
a[14] = bc4 ^ (bc1 &^ bc0) a[14] = bc4 ^ (bc1 &^ bc0)
t = a[10] ^ d0 t = a[10] ^ d0
bc3 = t<<41 | t>>(64-41) bc3 = bits.RotateLeft64(t, 41)
t = a[21] ^ d1 t = a[21] ^ d1
bc4 = t<<2 | t>>(64-2) bc4 = bits.RotateLeft64(t, 2)
t = a[7] ^ d2 t = a[7] ^ d2
bc0 = t<<62 | t>>(64-62) bc0 = bits.RotateLeft64(t, 62)
t = a[18] ^ d3 t = a[18] ^ d3
bc1 = t<<55 | t>>(64-55) bc1 = bits.RotateLeft64(t, 55)
t = a[4] ^ d4 t = a[4] ^ d4
bc2 = t<<39 | t>>(64-39) bc2 = bits.RotateLeft64(t, 39)
a[10] = bc0 ^ (bc2 &^ bc1) a[10] = bc0 ^ (bc2 &^ bc1)
a[21] = bc1 ^ (bc3 &^ bc2) a[21] = bc1 ^ (bc3 &^ bc2)
a[7] = bc2 ^ (bc4 &^ bc3) a[7] = bc2 ^ (bc4 &^ bc3)
@ -324,21 +326,21 @@ func keccakF1600(a *[25]uint64) {
bc2 = a[2] ^ a[7] ^ a[12] ^ a[17] ^ a[22] bc2 = a[2] ^ a[7] ^ a[12] ^ a[17] ^ a[22]
bc3 = a[3] ^ a[8] ^ a[13] ^ a[18] ^ a[23] bc3 = a[3] ^ a[8] ^ a[13] ^ a[18] ^ a[23]
bc4 = a[4] ^ a[9] ^ a[14] ^ a[19] ^ a[24] bc4 = a[4] ^ a[9] ^ a[14] ^ a[19] ^ a[24]
d0 = bc4 ^ (bc1<<1 | bc1>>63) d0 = bc4 ^ bits.RotateLeft64(bc1, 1)
d1 = bc0 ^ (bc2<<1 | bc2>>63) d1 = bc0 ^ bits.RotateLeft64(bc2, 1)
d2 = bc1 ^ (bc3<<1 | bc3>>63) d2 = bc1 ^ bits.RotateLeft64(bc3, 1)
d3 = bc2 ^ (bc4<<1 | bc4>>63) d3 = bc2 ^ bits.RotateLeft64(bc4, 1)
d4 = bc3 ^ (bc0<<1 | bc0>>63) d4 = bc3 ^ bits.RotateLeft64(bc0, 1)
bc0 = a[0] ^ d0 bc0 = a[0] ^ d0
t = a[1] ^ d1 t = a[1] ^ d1
bc1 = t<<44 | t>>(64-44) bc1 = bits.RotateLeft64(t, 44)
t = a[2] ^ d2 t = a[2] ^ d2
bc2 = t<<43 | t>>(64-43) bc2 = bits.RotateLeft64(t, 43)
t = a[3] ^ d3 t = a[3] ^ d3
bc3 = t<<21 | t>>(64-21) bc3 = bits.RotateLeft64(t, 21)
t = a[4] ^ d4 t = a[4] ^ d4
bc4 = t<<14 | t>>(64-14) bc4 = bits.RotateLeft64(t, 14)
a[0] = bc0 ^ (bc2 &^ bc1) ^ rc[i+3] a[0] = bc0 ^ (bc2 &^ bc1) ^ rc[i+3]
a[1] = bc1 ^ (bc3 &^ bc2) a[1] = bc1 ^ (bc3 &^ bc2)
a[2] = bc2 ^ (bc4 &^ bc3) a[2] = bc2 ^ (bc4 &^ bc3)
@ -346,15 +348,15 @@ func keccakF1600(a *[25]uint64) {
a[4] = bc4 ^ (bc1 &^ bc0) a[4] = bc4 ^ (bc1 &^ bc0)
t = a[5] ^ d0 t = a[5] ^ d0
bc2 = t<<3 | t>>(64-3) bc2 = bits.RotateLeft64(t, 3)
t = a[6] ^ d1 t = a[6] ^ d1
bc3 = t<<45 | t>>(64-45) bc3 = bits.RotateLeft64(t, 45)
t = a[7] ^ d2 t = a[7] ^ d2
bc4 = t<<61 | t>>(64-61) bc4 = bits.RotateLeft64(t, 61)
t = a[8] ^ d3 t = a[8] ^ d3
bc0 = t<<28 | t>>(64-28) bc0 = bits.RotateLeft64(t, 28)
t = a[9] ^ d4 t = a[9] ^ d4
bc1 = t<<20 | t>>(64-20) bc1 = bits.RotateLeft64(t, 20)
a[5] = bc0 ^ (bc2 &^ bc1) a[5] = bc0 ^ (bc2 &^ bc1)
a[6] = bc1 ^ (bc3 &^ bc2) a[6] = bc1 ^ (bc3 &^ bc2)
a[7] = bc2 ^ (bc4 &^ bc3) a[7] = bc2 ^ (bc4 &^ bc3)
@ -362,15 +364,15 @@ func keccakF1600(a *[25]uint64) {
a[9] = bc4 ^ (bc1 &^ bc0) a[9] = bc4 ^ (bc1 &^ bc0)
t = a[10] ^ d0 t = a[10] ^ d0
bc4 = t<<18 | t>>(64-18) bc4 = bits.RotateLeft64(t, 18)
t = a[11] ^ d1 t = a[11] ^ d1
bc0 = t<<1 | t>>(64-1) bc0 = bits.RotateLeft64(t, 1)
t = a[12] ^ d2 t = a[12] ^ d2
bc1 = t<<6 | t>>(64-6) bc1 = bits.RotateLeft64(t, 6)
t = a[13] ^ d3 t = a[13] ^ d3
bc2 = t<<25 | t>>(64-25) bc2 = bits.RotateLeft64(t, 25)
t = a[14] ^ d4 t = a[14] ^ d4
bc3 = t<<8 | t>>(64-8) bc3 = bits.RotateLeft64(t, 8)
a[10] = bc0 ^ (bc2 &^ bc1) a[10] = bc0 ^ (bc2 &^ bc1)
a[11] = bc1 ^ (bc3 &^ bc2) a[11] = bc1 ^ (bc3 &^ bc2)
a[12] = bc2 ^ (bc4 &^ bc3) a[12] = bc2 ^ (bc4 &^ bc3)
@ -378,15 +380,15 @@ func keccakF1600(a *[25]uint64) {
a[14] = bc4 ^ (bc1 &^ bc0) a[14] = bc4 ^ (bc1 &^ bc0)
t = a[15] ^ d0 t = a[15] ^ d0
bc1 = t<<36 | t>>(64-36) bc1 = bits.RotateLeft64(t, 36)
t = a[16] ^ d1 t = a[16] ^ d1
bc2 = t<<10 | t>>(64-10) bc2 = bits.RotateLeft64(t, 10)
t = a[17] ^ d2 t = a[17] ^ d2
bc3 = t<<15 | t>>(64-15) bc3 = bits.RotateLeft64(t, 15)
t = a[18] ^ d3 t = a[18] ^ d3
bc4 = t<<56 | t>>(64-56) bc4 = bits.RotateLeft64(t, 56)
t = a[19] ^ d4 t = a[19] ^ d4
bc0 = t<<27 | t>>(64-27) bc0 = bits.RotateLeft64(t, 27)
a[15] = bc0 ^ (bc2 &^ bc1) a[15] = bc0 ^ (bc2 &^ bc1)
a[16] = bc1 ^ (bc3 &^ bc2) a[16] = bc1 ^ (bc3 &^ bc2)
a[17] = bc2 ^ (bc4 &^ bc3) a[17] = bc2 ^ (bc4 &^ bc3)
@ -394,15 +396,15 @@ func keccakF1600(a *[25]uint64) {
a[19] = bc4 ^ (bc1 &^ bc0) a[19] = bc4 ^ (bc1 &^ bc0)
t = a[20] ^ d0 t = a[20] ^ d0
bc3 = t<<41 | t>>(64-41) bc3 = bits.RotateLeft64(t, 41)
t = a[21] ^ d1 t = a[21] ^ d1
bc4 = t<<2 | t>>(64-2) bc4 = bits.RotateLeft64(t, 2)
t = a[22] ^ d2 t = a[22] ^ d2
bc0 = t<<62 | t>>(64-62) bc0 = bits.RotateLeft64(t, 62)
t = a[23] ^ d3 t = a[23] ^ d3
bc1 = t<<55 | t>>(64-55) bc1 = bits.RotateLeft64(t, 55)
t = a[24] ^ d4 t = a[24] ^ d4
bc2 = t<<39 | t>>(64-39) bc2 = bits.RotateLeft64(t, 39)
a[20] = bc0 ^ (bc2 &^ bc1) a[20] = bc0 ^ (bc2 &^ bc1)
a[21] = bc1 ^ (bc3 &^ bc2) a[21] = bc1 ^ (bc3 &^ bc2)
a[22] = bc2 ^ (bc4 &^ bc3) a[22] = bc2 ^ (bc4 &^ bc3)

3
hash/sha3/keccakf_amd64.go
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@ -2,12 +2,11 @@
// Use of this source code is governed by a BSD-style // Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file. // license that can be found in the LICENSE file.
// +build amd64,!appengine,!gccgo // +build amd64,!appengine,!gccgo,!noasm
package sha3 package sha3
// This function is implemented in keccakf_amd64.s. // This function is implemented in keccakf_amd64.s.
//go:noescape //go:noescape
func keccakF1600(a *[25]uint64) func keccakF1600(a *[25]uint64)

2
hash/sha3/keccakf_amd64.s
View File

@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style // Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file. // license that can be found in the LICENSE file.
// +build amd64,!appengine,!gccgo // +build amd64,!appengine,!gccgo,!noasm
// This code was translated into a form compatible with 6a from the public // This code was translated into a form compatible with 6a from the public
// domain sources at https://github.com/gvanas/KeccakCodePackage // domain sources at https://github.com/gvanas/KeccakCodePackage