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sm3-aarch64.pl
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sm3-aarch64.pl
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##############################################################################
# #
# Copyright 2020-2021 Meng-Shan Jiang #
# #
# Licensed under the Apache License, Version 2.0 (the "License"); #
# you may not use this file except in compliance with the License. #
# You may obtain a copy of the License at #
# #
# http://www.apache.org/licenses/LICENSE-2.0 #
# #
# Unless required by applicable law or agreed to in writing, software #
# distributed under the License is distributed on an "AS IS" BASIS, #
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. #
# See the License for the specific language governing permissions and #
# limitations under the License. #
# #
##############################################################################
$flavour = shift;
$endianess = shift;
$output = shift;
$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
( $xlate="${dir}arm-xlate.pl" and -f $xlate ) or
die "can't locate arm-xlate.pl";
open OUT,"| \"$^X\" $xlate $flavour $output";
*STDOUT=*OUT;
my ($digest,$block,$nb)=("x0","x1","x2");
my $TBL="x3";
@V1=($a,$b,$c,$d)=map("w$_",(4..7));
@V2=($e,$f,$g,$h)=map("w$_",(8..11));
@M=($M0,$M1,$M2,$M3)=map("v$_",(0..3));
my ($W)=("w19");
my ($V0,$V1,$V2,$V3,$V4,$V5,$V6,$V7)=map("w$_",(20..27));
my ($t0,$t1,$t2,$t3,$t4,$t5)=map("w$_",(12..17));
my ($T0,$T1,$T2,$T3,$T4)=("w0","w1","w2","w28","w30");
my ($XTMP0,$XTMP1,$XTMP2,$XTMP3,$XTMP4,$XTMP5)=map("v$_",(4..7),16,17);
my ($XFER)=("v18");
$code.=<<___;
.text
.align 2
.LK256:
.word 0x79CC4519,0xF3988A32,0xE7311465,0xCE6228CB
.word 0x9CC45197,0x3988A32F,0x7311465E,0xE6228CBC
.word 0xCC451979,0x988A32F3,0x311465E7,0x6228CBCE
.word 0xC451979C,0x88A32F39,0x11465E73,0x228CBCE6
.word 0x9D8A7A87,0x3B14F50F,0x7629EA1E,0xEC53D43C
.word 0xD8A7A879,0xB14F50F3,0x629EA1E7,0xC53D43CE
.word 0x8A7A879D,0x14F50F3B,0x29EA1E76,0x53D43CEC
.word 0xA7A879D8,0x4F50F3B1,0x9EA1E762,0x3D43CEC5
.word 0x7A879D8A,0xF50F3B14,0xEA1E7629,0xD43CEC53
.word 0xA879D8A7,0x50F3B14F,0xA1E7629E,0x43CEC53D
.word 0x879D8A7A,0x0F3B14F5,0x1E7629EA,0x3CEC53D4
.word 0x79D8A7A8,0xF3B14F50,0xE7629EA1,0xCEC53D43
.word 0x9D8A7A87,0x3B14F50F,0x7629EA1E,0xEC53D43C
.word 0xD8A7A879,0xB14F50F3,0x629EA1E7,0xC53D43CE
.word 0x8A7A879D,0x14F50F3B,0x29EA1E76,0x53D43CEC
.word 0xA7A879D8,0x4F50F3B1,0x9EA1E762,0x3D43CEC5
___
sub FIRST_16_ROUNDS_AND_SCHED_1()
{
my ($X0,$X1,$X2,$X3,$A,$B,$C,$D,$E,$F,$G,$H) = @_;
$code.=<<___;
eor $XFER.16b,$X0.16b,$X1.16b // WW
ror $t0,$A,#20 // A <<< 12
ext $XTMP0.16b,$X0.16b,$X1.16b,#12 // (W[-13],W[-12],W[-11],XXX)
eor $t1,$A,$B // A ^ B
ldr $t3,[$TBL],#4 // Tj <<< j
add $t2,$t0,$E // (A <<< 12) + E
shl $XTMP1.4s,$XTMP0.4s,#7 // ((W[-13],W[-12],W[-11],XXX) << 7)
mov $W,$X0.s[0] // W[-16]
eor $t5,$E,$F // E ^ F
eor $t1,$t1,$C // FF(A, B, C)
add $t4,$t2,$t3 // (A <<< 12) + E + (Tj <<< j)
ushr $XTMP2.4s,$XTMP0.4s,#25 // (W[-13],W[-12],W[-11],XXX) >> 25
eor $t5,$t5,$G // GG(E, F, G)
add $H,$H,$W // H + Wj
ror $t4,$t4,#25 // SS1
eor $XTMP0.16b,$XTMP1.16b,$XTMP2.16b // (W[-13],W[-12],W[-11],XXX] <<< 17
add $D,$t1,$D // FF(A, B, C) + D
ror $B,$B,#23 // B <<< 9
add $t1,$t4,$t5 // GG(E, F, G) + SS1
ext $XTMP2.16b,$X2.16b,$X3.16b,#8 // (W[-6],W[-5],W[-4],XXX)
mov $W,$XFER.s[0] // WW[-16]
eor $t2,$t0,$t4 // SS2
add $H,$H,$t1 // TT2 = GG(E, F, G) + H + SS1 + Wj
ror $F,$F,#13 // F <<< 19
eor $XTMP0.16b,$XTMP0.16b,$XTMP2.16b // (W[-6],W[-5],W[-4],XXX)^((W[-13],W[-12],W[-11],XXX) <<< 17)
ror $t3,$H,#23
add $D,$D,$t2 // FF(A, B, C) + D + SS2
eor $H,$H,$H,ror#15
ext $XTMP1.16b,$X3.16b,$X2.16b,#4 // (W[-3],W[-2],W[-1],XXX)
add $D,$D,$W // TT1 = FF(A, B, C) + D + SS2 + W'j
eor $H,$H,$t3 // P0(TT2)
___
}
sub FIRST_16_ROUNDS_AND_SCHED_2()
{
my ($X0,$X1,$X2,$X3,$A,$B,$C,$D,$E,$F,$G,$H) = @_;
$code.=<<___;
ror $t0,$A,#20 // A <<< 12
shl $XTMP2.4s,$XTMP1.4s,#15 // (W[-3],W[-2],W[-1],XXX) << 15
eor $t1,$A,$B // A ^ B
ldr $t3,[$TBL],#4 // Tj <<< j
add $t2,$t0,$E // (A <<< 12) + E
ushr $XTMP1.4s,$XTMP1.4s,#17 // (W[-3],W[-2],W[-1],XXX) >> 17
mov $W,$X0.s[1] // W[-15]
eor $t5,$E,$F // E ^ F
eor $t1,$t1,$C // FF(A, B, C)
add $t4,$t2,$t3 // (A <<< 12) + E + (Tj <<< j)
eor $XTMP1.16b,$XTMP1.16b,$XTMP2.16b // (W[-3],W[-2],W[-1],XXX) <<< 15
eor $t5,$t5,$G // GG(E, F, G)
add $H,$H,$W // H + Wj
ror $t4,$t4,#25 // SS1
ext $XTMP2.16b,$X1.16b,$X2.16b,#12 // W[-9],W[-8],W[-7],W[-6]
add $D,$t1,$D // FF(A, B, C) + D
ror $B,$B,#23 // B <<< 9
add $t1,$t4,$t5 // GG(E, F, G) + SS1
eor $XTMP2.16b,$XTMP2.16b,$X0.16b // (W[-9],W[-8],W[-7],W[-6]) ^ (W[-16],W[-15],W[-14],W[-13])
mov $W,$XFER.s[1] // WW[-15]
eor $t2,$t0,$t4 // SS2
add $H,$H,$t1 // TT2 = GG(E, F, G) + H + SS1 + Wj
ror $F,$F,#13 // F <<< 19
eor $XTMP1.16b,$XTMP1.16b,$XTMP2.16b // (W[-9],W[-8],W[-7],W[-6]) ^ (W[-16],W[-15],W[-14],W[-13])^((W[-3],W[-2],W[-1],W[0]) <<< 15)
ror $t3,$H,#23
add $D,$D,$t2 // FF(A, B, C) + D + SS2
eor $H,$H,$H,ror#15
shl $XTMP3.4s,$XTMP1.4s,#15 // P1(X), X << 15
add $D,$D,$W // TT1 = FF(A, B, C) + D + SS2 + W'j
eor $H,$H,$t3 // P0(TT2)
___
}
sub FIRST_16_ROUNDS_AND_SCHED_3()
{
my ($X0,$X1,$X2,$X3,$A,$B,$C,$D,$E,$F,$G,$H) = @_;
$code.=<<___;
ror $t0,$A,#20 // A <<< 12
ushr $XTMP4.4s,$XTMP1.4s,#17 // P1(X), X >> 17
eor $t1,$A,$B // A ^ B
ldr $t3,[$TBL],#4 // Tj <<< j
add $t2,$t0,$E // (A <<< 12) + E
eor $XTMP3.16b,$XTMP3.16b,$XTMP4.16b // P1(X), X <<< 15
mov $W,$X0.s[2] // W[-14]
eor $t5,$E,$F // E ^ F
eor $t1,$t1,$C // FF(A, B, C)
add $t4,$t2,$t3 // (A <<< 12) + E + (Tj <<< j)
shl $XTMP4.4s,$XTMP1.4s,#23 // P1(X), X << 23
eor $t5,$t5,$G // GG(E, F, G)
add $H,$H,$W // H + Wj
ror $t4,$t4,#25 // SS1
ushr $XTMP5.4s,$XTMP1.4s,#9 // P1(X), X >> 9
add $D,$t1,$D // FF(A, B, C) + D
ror $B,$B,#23 // B <<< 9
add $t1,$t4,$t5 // GG(E, F, G) + SS1
eor $XTMP5.16b,$XTMP4.16b,$XTMP5.16b // P1(X), X << 23
mov $W,$XFER.s[2] // WW[-14]
eor $t2,$t0,$t4 // SS2
add $H,$H,$t1 // TT2 = GG(E, F, G) + H + SS1 + Wj
ror $F,$F,#13 // F <<< 19
eor $XTMP1.16b,$XTMP1.16b,$XTMP3.16b // P1(X), X ^ (X <<< 15)
ror $t3,$H,#23
add $D,$D,$t2 // FF(A, B, C) + D + SS2
eor $H,$H,$H,ror#15
eor $XTMP1.16b,$XTMP1.16b,$XTMP5.16b // P1(X), X ^ (X <<< 15) ^ (X <<< 23)
add $D,$D,$W // TT1 = FF(A, B, C) + D + SS2 + W'j
eor $H,$H,$t3 // P0(TT2)
___
}
sub FIRST_16_ROUNDS_AND_SCHED_4()
{
my ($X0,$X1,$X2,$X3,$A,$B,$C,$D,$E,$F,$G,$H) = @_;
$code.=<<___;
mov $W,$X0.s[3] // W[-13]
ror $t0,$A,#20 // A <<< 12
eor $X0.16b,$XTMP1.16b,$XTMP0.16b // W[0],W[1],W[2],XXX
eor $t1,$A,$B // A ^ B
ldr $t3,[$TBL],#4 // Tj <<< j
add $t2,$t0,$E // (A <<< 12) + E
mov $T0,$X0.s[0] // W[0]
eor $t5,$E,$F // E ^ F
eor $t1,$t1,$C // FF(A, B, C)
mov $T1,$XTMP2.s[3] // W[-13] ^ W[-6]
add $t4,$t2,$t3 // (A <<< 12) + E + (Tj <<< j)
eor $t5,$t5,$G // GG(E, F, G)
mov $T2,$XTMP0.s[3] // (W[-10] <<< 7) ^ W[-3]
eor $T1,$T1,$T0,ror#17 // Z = W[-13] ^ W[-6] ^ (W[0] <<< 15)
add $H,$H,$W // H + Wj
ror $t4,$t4,#25 // SS1
add $D,$t1,$D // FF(A, B, C) + D
ror $T3,$T1,#17 // Z <<< 15
ror $B,$B,#23 // B <<< 9
add $t1,$t4,$t5 // GG(E, F, G) + SS1
eor $T1,$T1,$T1,ror#9 // Z ^ (Z <<< 23)
mov $W,$XFER.s[3] // WW[-13]
eor $t2,$t0,$t4 // SS2
add $H,$H,$t1 // TT2 = GG(E, F, G) + H + SS1 + Wj
ror $F,$F,#13 // F <<< 19
eor $T1,$T1,$T3 // Z ^ (Z <<< 15) ^ (Z <<< 23)
ror $t3,$H,#23
add $D,$D,$t2 // FF(A, B, C) + D + SS2
eor $H,$H,$H,ror#15
eor $T2,$T1,$T2 // W[3]
add $D,$D,$W // TT1 = FF(A, B, C) + D + SS2 + W'j
eor $H,$H,$t3 // P0(TT2)
mov $X0.s[3],$T2 // W[0],W[1],W[2],W[3]
___
}
sub SECOND_36_ROUNDS_AND_SCHED_1()
{
my ($X0,$X1,$X2,$X3,$A,$B,$C,$D,$E,$F,$G,$H) = @_;
$code.=<<___;
eor $XFER.16b,$X0.16b,$X1.16b // WW
ror $t0,$A,#20 // A <<< 12
ext $XTMP0.16b,$X0.16b,$X1.16b,#12 // (W[-13],W[-12],W[-11],XXX)
orr $t1,$B,$C // B | C
ldr $t3,[$TBL],#4 // Tj <<< j
add $t2,$t0,$E // (A <<< 12) + E
and $T0,$B,$C // B & C
shl $XTMP1.4s,$XTMP0.4s,#7 // ((W[-13],W[-12],W[-11],XXX) << 7)
and $T1,$A,$t1 // A & (B | C)
mov $W,$X0.s[0] // W[-16]
eor $t5,$F,$G // F ^ G
orr $t1,$T0,$T1 // FF(A, B, C)
add $t4,$t2,$t3 // (A <<< 12) + E + (Tj <<< j)
ushr $XTMP2.4s,$XTMP0.4s,#25 // (W[-13],W[-12],W[-11],XXX) >> 25
and $t5,$t5,$E // (F ^ G) & E
add $H,$H,$W // H + Wj
ror $t4,$t4,#25 // SS1
eor $XTMP0.16b,$XTMP1.16b,$XTMP2.16b // (W[-13],W[-12],W[-11],XXX] <<< 17
eor $t5,$t5,$G // GG(E, F, G)
add $D,$t1,$D // FF(A, B, C) + D
ror $B,$B,#23 // B <<< 9
ext $XTMP2.16b,$X2.16b,$X3.16b,#8 // (W[-6],W[-5],W[-4],XXX)
add $t1,$t4,$t5 // GG(E, F, G) + SS1
mov $W,$XFER.s[0] // WW[-16]
eor $t2,$t0,$t4 // SS2
add $H,$H,$t1 // TT2 = GG(E, F, G) + H + SS1 + Wj
ror $F,$F,#13 // F <<< 19
eor $XTMP0.16b,$XTMP0.16b,$XTMP2.16b // (W[-6],W[-5],W[-4],XXX)^((W[-13],W[-12],W[-11],XXX) <<< 17)
ror $t3,$H,#23
add $D,$D,$t2 // FF(A, B, C) + D + SS2
eor $H,$H,$H,ror#15
ext $XTMP1.16b,$X3.16b,$X2.16b,#4 // (W[-3],W[-2],W[-1],XXX)
add $D,$D,$W // TT1 = FF(A, B, C) + D + SS2 + W'j
eor $H,$H,$t3 // P0(TT2)
___
}
sub SECOND_36_ROUNDS_AND_SCHED_2()
{
my ($X0,$X1,$X2,$X3,$A,$B,$C,$D,$E,$F,$G,$H) = @_;
$code.=<<___;
ror $t0,$A,#20 // A <<< 12
shl $XTMP2.4s,$XTMP1.4s,#15 // (W[-3],W[-2],W[-1],XXX) << 15
orr $t1,$B,$C // B | C
ldr $t3,[$TBL],#4 // Tj <<< j
add $t2,$t0,$E // (A <<< 12) + E
and $T0,$B,$C // B & C
ushr $XTMP1.4s,$XTMP1.4s,#17 // (W[-3],W[-2],W[-1],XXX) >> 17
and $T1,$A,$t1 // A & (B | C)
mov $W,$X0.s[1] // W[-15]
eor $t5,$F,$G // F ^ G
orr $t1,$T0,$T1 // FF(A, B, C)
add $t4,$t2,$t3 // (A <<< 12) + E + (Tj <<< j)
eor $XTMP1.16b,$XTMP1.16b,$XTMP2.16b // (W[-3],W[-2],W[-1],XXX) <<< 15
and $t5,$t5,$E // (F ^ G) & E
add $H,$H,$W // H + Wj
ror $t4,$t4,#25 // SS1
ext $XTMP2.16b,$X1.16b,$X2.16b,#12 // W[-9],W[-8],W[-7],W[-6]
eor $t5,$t5,$G // GG(E, F, G)
add $D,$t1,$D // FF(A, B, C) + D
ror $B,$B,#23 // B <<< 9
eor $XTMP2.16b,$XTMP2.16b,$X0.16b // (W[-9],W[-8],W[-7],W[-6]) ^ (W[-16],W[-15],W[-14],W[-13])
add $t1,$t4,$t5 // GG(E, F, G) + SS1
mov $W,$XFER.s[1] // WW[-15]
eor $t2,$t0,$t4 // SS2
add $H,$H,$t1 // TT2 = GG(E, F, G) + H + SS1 + Wj
ror $F,$F,#13 // F <<< 19
eor $XTMP1.16b,$XTMP1.16b,$XTMP2.16b // (W[-9],W[-8],W[-7],W[-6]) ^ (W[-16],W[-15],W[-14],W[-13])^((W[-3],W[-2],W[-1],W[0]) <<< 15)
ror $t3,$H,#23
add $D,$D,$t2 // FF(A, B, C) + D + SS2
eor $H,$H,$H,ror#15
shl $XTMP3.4s,$XTMP1.4s,#15 // P1(X), X << 15
add $D,$D,$W // TT1 = FF(A, B, C) + D + SS2 + W'j
eor $H,$H,$t3 // P0(TT2)
___
}
sub SECOND_36_ROUNDS_AND_SCHED_3()
{
my ($X0,$X1,$X2,$X3,$A,$B,$C,$D,$E,$F,$G,$H) = @_;
$code.=<<___;
ror $t0,$A,#20 // A <<< 12
ushr $XTMP4.4s,$XTMP1.4s,#17 // P1(X), X >> 17
orr $t1,$B,$C // B | C
ldr $t3,[$TBL],#4 // Tj <<< j
add $t2,$t0,$E // (A <<< 12) + E
and $T0,$B,$C // B & C
eor $XTMP3.16b,$XTMP3.16b,$XTMP4.16b // P1(X), X <<< 15
and $T1,$A,$t1 // A & (B | C)
mov $W,$X0.s[2] // W[-14]
eor $t5,$F,$G // F ^ G
orr $t1,$T0,$T1 // FF(A, B, C)
add $t4,$t2,$t3 // (A <<< 12) + E + (Tj <<< j)
shl $XTMP4.4s,$XTMP1.4s,#23 // P1(X), X << 23
and $t5,$t5,$E // (F ^ G) & E
add $H,$H,$W // H + Wj
ror $t4,$t4,#25 // SS1
ushr $XTMP5.4s,$XTMP1.4s,#9 // P1(X), X >> 9
eor $t5,$t5,$G // GG(E, F, G)
add $D,$t1,$D // FF(A, B, C) + D
ror $B,$B,#23 // B <<< 9
eor $XTMP5.16b,$XTMP4.16b,$XTMP5.16b // P1(X), X << 23
add $t1,$t4,$t5 // GG(E, F, G) + SS1
mov $W,$XFER.s[2] // WW[-14]
eor $t2,$t0,$t4 // SS2
add $H,$H,$t1 // TT2 = GG(E, F, G) + H + SS1 + Wj
ror $F,$F,#13 // F <<< 19
eor $XTMP1.16b,$XTMP1.16b,$XTMP3.16b // P1(X), X ^ (X <<< 15)
ror $t3,$H,#23
add $D,$D,$t2 // FF(A, B, C) + D + SS2
eor $H,$H,$H,ror#15
eor $XTMP1.16b,$XTMP1.16b,$XTMP5.16b // P1(X), X ^ (X <<< 15) ^ (X <<< 23)
add $D,$D,$W // TT1 = FF(A, B, C) + D + SS2 + W'j
eor $H,$H,$t3 // P0(TT2)
___
}
sub SECOND_36_ROUNDS_AND_SCHED_4()
{
my ($X0,$X1,$X2,$X3,$A,$B,$C,$D,$E,$F,$G,$H) = @_;
$code.=<<___;
mov $W,$X0.s[3] // W[-13]
ror $t0,$A,#20 // A <<< 12
eor $X0.16b,$XTMP1.16b,$XTMP0.16b // W[0],W[1],W[2],XXX
orr $t1,$B,$C // B | C
ldr $t3,[$TBL],#4 // Tj <<< j
add $t2,$t0,$E // (A <<< 12) + E
mov $T0,$X0.s[0] // W[0]
and $T3,$B,$C // B & C
and $T4,$A,$t1 // A & (B | C)
mov $T1,$XTMP2.s[3] // W[-13] ^ W[-6]
eor $t5,$F,$G // F ^ G
orr $t1,$T3,$T4 // FF(A, B, C)
mov $T2,$XTMP0.s[3] // (W[-10] <<< 7) ^ W[-3]
eor $T1,$T1,$T0,ror#17 // Z = W[-13] ^ W[-6] ^ (W[0] <<< 15)
add $t4,$t2,$t3 // (A <<< 12) + E + (Tj <<< j)
ror $T3,$T1,#17 // Z <<< 15
and $t5,$t5,$E // (F ^ G) & E
add $H,$H,$W // H + Wj
ror $t4,$t4,#25 // SS1
eor $T1,$T1,$T1,ror#9 // Z ^ (Z <<< 23)
eor $t5,$t5,$G // GG(E, F, G)
add $D,$t1,$D // FF(A, B, C) + D
ror $B,$B,#23 // B <<< 9
mov $W,$XFER.s[3] // WW[-13]
add $t1,$t4,$t5 // GG(E, F, G) + SS1
eor $t2,$t0,$t4 // SS2
add $H,$H,$t1 // TT2 = GG(E, F, G) + H + SS1 + Wj
eor $T1,$T1,$T3 // Z ^ (Z <<< 15) ^ (Z <<< 23)
ror $F,$F,#13 // F <<< 19
ror $t3,$H,#23
add $D,$D,$t2 // FF(A, B, C) + D + SS2
eor $H,$H,$H,ror#15
eor $T2,$T1,$T2 // W[3]
add $D,$D,$W // TT1 = FF(A, B, C) + D + SS2 + W'j
eor $H,$H,$t3 // P0(TT2)
mov $X0.s[3],$T2 // W[0],W[1],W[2],W[3]
___
}
sub THIRD_12_ROUNDS_WITHOUT_SCHED_1()
{
my ($X0,$X1,$X2,$X3,$A,$B,$C,$D,$E,$F,$G,$H) = @_;
$code.=<<___;
eor $XFER.16b,$X0.16b,$X1.16b // WW
ror $t0,$A,#20 // A <<< 12
orr $t1,$B,$C // B | C
ldr $t3,[$TBL],#4 // Tj <<< j
add $t2,$t0,$E // (A <<< 12) + E
and $T0,$B,$C // B & C
and $T1,$A,$t1 // A & (B | C)
mov $W,$X0.s[0] // W[-16]
eor $t5,$F,$G // F ^ G
orr $t1,$T0,$T1 // FF(A, B, C)
add $t4,$t2,$t3 // (A <<< 12) + E + (Tj <<< j)
and $t5,$t5,$E // (F ^ G) & E
add $H,$H,$W // H + Wj
ror $t4,$t4,#25 // SS1
eor $t5,$t5,$G // GG(E, F, G)
add $D,$t1,$D // FF(A, B, C) + D
ror $B,$B,#23 // B <<< 9
add $t1,$t4,$t5 // GG(E, F, G) + SS1
mov $W,$XFER.s[0] // WW[-16]
eor $t2,$t0,$t4 // SS2
add $H,$H,$t1 // TT2 = GG(E, F, G) + H + SS1 + Wj
ror $F,$F,#13 // F <<< 19
ror $t3,$H,#23
add $D,$D,$t2 // FF(A, B, C) + D + SS2
eor $H,$H,$H,ror#15
add $D,$D,$W // TT1 = FF(A, B, C) + D + SS2 + W'j
eor $H,$H,$t3 // P0(TT2)
___
}
sub THIRD_12_ROUNDS_WITHOUT_SCHED_2()
{
my ($X0,$X1,$X2,$X3,$A,$B,$C,$D,$E,$F,$G,$H) = @_;
$code.=<<___;
ror $t0,$A,#20 // A <<< 12
orr $t1,$B,$C // B | C
ldr $t3,[$TBL],#4 // Tj <<< j
add $t2,$t0,$E // (A <<< 12) + E
and $T0,$B,$C // B & C
and $T1,$A,$t1 // A & (B | C)
mov $W,$X0.s[1] // W[-16]
eor $t5,$F,$G // F ^ G
orr $t1,$T0,$T1 // FF(A, B, C)
add $t4,$t2,$t3 // (A <<< 12) + E + (Tj <<< j)
and $t5,$t5,$E // (F ^ G) & E
add $H,$H,$W // H + Wj
ror $t4,$t4,#25 // SS1
eor $t5,$t5,$G // GG(E, F, G)
add $D,$t1,$D // FF(A, B, C) + D
ror $B,$B,#23 // B <<< 9
add $t1,$t4,$t5 // GG(E, F, G) + SS1
mov $W,$XFER.s[1] // WW[-16]
eor $t2,$t0,$t4 // SS2
add $H,$H,$t1 // TT2 = GG(E, F, G) + H + SS1 + Wj
ror $F,$F,#13 // F <<< 19
ror $t3,$H,#23
add $D,$D,$t2 // FF(A, B, C) + D + SS2
eor $H,$H,$H,ror#15
add $D,$D,$W // TT1 = FF(A, B, C) + D + SS2 + W'j
eor $H,$H,$t3 // P0(TT2)
___
}
sub THIRD_12_ROUNDS_WITHOUT_SCHED_3()
{
my ($X0,$X1,$X2,$X3,$A,$B,$C,$D,$E,$F,$G,$H) = @_;
$code.=<<___;
ror $t0,$A,#20 // A <<< 12
orr $t1,$B,$C // B | C
ldr $t3,[$TBL],#4 // Tj <<< j
add $t2,$t0,$E // (A <<< 12) + E
and $T0,$B,$C // B & C
and $T1,$A,$t1 // A & (B | C)
mov $W,$X0.s[2] // W[-16]
eor $t5,$F,$G // F ^ G
orr $t1,$T0,$T1 // FF(A, B, C)
add $t4,$t2,$t3 // (A <<< 12) + E + (Tj <<< j)
and $t5,$t5,$E // (F ^ G) & E
add $H,$H,$W // H + Wj
ror $t4,$t4,#25 // SS1
eor $t5,$t5,$G // GG(E, F, G)
add $D,$t1,$D // FF(A, B, C) + D
ror $B,$B,#23 // B <<< 9
add $t1,$t4,$t5 // GG(E, F, G) + SS1
mov $W,$XFER.s[2] // WW[-16]
eor $t2,$t0,$t4 // SS2
add $H,$H,$t1 // TT2 = GG(E, F, G) + H + SS1 + Wj
ror $F,$F,#13 // F <<< 19
ror $t3,$H,#23
add $D,$D,$t2 // FF(A, B, C) + D + SS2
eor $H,$H,$H,ror#15
add $D,$D,$W // TT1 = FF(A, B, C) + D + SS2 + W'j
eor $H,$H,$t3 // P0(TT2)
___
}
sub THIRD_12_ROUNDS_WITHOUT_SCHED_4()
{
my ($X0,$X1,$X2,$X3,$A,$B,$C,$D,$E,$F,$G,$H) = @_;
$code.=<<___;
ror $t0,$A,#20 // A <<< 12
orr $t1,$B,$C // B | C
ldr $t3,[$TBL],#4 // Tj <<< j
add $t2,$t0,$E // (A <<< 12) + E
and $T0,$B,$C // B & C
and $T1,$A,$t1 // A & (B | C)
mov $W,$X0.s[3] // W[-16]
eor $t5,$F,$G // F ^ G
orr $t1,$T0,$T1 // FF(A, B, C)
add $t4,$t2,$t3 // (A <<< 12) + E + (Tj <<< j)
and $t5,$t5,$E // (F ^ G) & E
add $H,$H,$W // H + Wj
ror $t4,$t4,#25 // SS1
eor $t5,$t5,$G // GG(E, F, G)
add $D,$t1,$D // FF(A, B, C) + D
ror $B,$B,#23 // B <<< 9
add $t1,$t4,$t5 // GG(E, F, G) + SS1
mov $W,$XFER.s[3] // WW[-16]
eor $t2,$t0,$t4 // SS2
add $H,$H,$t1 // TT2 = GG(E, F, G) + H + SS1 + Wj
ror $F,$F,#13 // F <<< 19
ror $t3,$H,#23
add $D,$D,$t2 // FF(A, B, C) + D + SS2
eor $H,$H,$H,ror#15
add $D,$D,$W // TT1 = FF(A, B, C) + D + SS2 + W'j
eor $H,$H,$t3 // P0(TT2)
___
}
$code.=<<___;
# void sm3_compress_neon(u32 digest[8], const u8 *block, u64 nb);
.globl sm3_compress_neon
.type sm3_compress_neon,%function
.align 5
sm3_compress_neon:
.inst 0xd503233f // paciasp
stp x29,x30,[sp,#-96]!
add x29,sp,#0
stp x19,x20,[sp,#16]
stp x21,x22,[sp,#32]
stp x23,x24,[sp,#48]
stp x25,x26,[sp,#64]
stp x27,x28,[sp,#80]
sub sp,sp,#32
ldp $a,$b,[$digest]
ldp $c,$d,[$digest,#8]
mov $V0,$a
mov $V1,$b
mov $V2,$c
mov $V3,$d
ldp $e,$f,[$digest,#16]
ldp $g,$h,[$digest,#24]
mov $V4,$e
mov $V5,$f
mov $V6,$g
mov $V7,$h
str $digest,[sp]
.neon_loop:
subs $nb,$nb,#1
blo .done_hash
ld1 {$M0.16b,$M1.16b,$M2.16b,$M3.16b},[$block],#64
___
# byte order
$code.=<<___ if ($endianess == 1);
rev32 $M0.16b,$M0.16b
rev32 $M1.16b,$M1.16b
rev32 $M2.16b,$M2.16b
rev32 $M3.16b,$M3.16b
___
$code.=<<___;
adr $TBL,.LK256
stp $block,$nb,[sp,#8]
___
# first 16 rounds
for($i=0;$i<4;$i++) {
&FIRST_16_ROUNDS_AND_SCHED_1(@M,@V1,@V2);
unshift(@V1,pop(@V1));
unshift(@V2,pop(@V2));
&FIRST_16_ROUNDS_AND_SCHED_2(@M,@V1,@V2);
unshift(@V1,pop(@V1));
unshift(@V2,pop(@V2));
&FIRST_16_ROUNDS_AND_SCHED_3(@M,@V1,@V2);
unshift(@V1,pop(@V1));
unshift(@V2,pop(@V2));
&FIRST_16_ROUNDS_AND_SCHED_4(@M,@V1,@V2);
unshift(@V1,pop(@V1));
unshift(@V2,pop(@V2));
push(@M,shift(@M));
}
# second 36 rounds
for($i=0;$i<9;$i++) {
&SECOND_36_ROUNDS_AND_SCHED_1(@M,@V1,@V2);
unshift(@V1,pop(@V1));
unshift(@V2,pop(@V2));
&SECOND_36_ROUNDS_AND_SCHED_2(@M,@V1,@V2);
unshift(@V1,pop(@V1));
unshift(@V2,pop(@V2));
&SECOND_36_ROUNDS_AND_SCHED_3(@M,@V1,@V2);
unshift(@V1,pop(@V1));
unshift(@V2,pop(@V2));
&SECOND_36_ROUNDS_AND_SCHED_4(@M,@V1,@V2);
unshift(@V1,pop(@V1));
unshift(@V2,pop(@V2));
push(@M,shift(@M));
}
# third 12 rounds
for($i=0;$i<3;$i++) {
&THIRD_12_ROUNDS_WITHOUT_SCHED_1(@M,@V1,@V2);
unshift(@V1,pop(@V1));
unshift(@V2,pop(@V2));
&THIRD_12_ROUNDS_WITHOUT_SCHED_2(@M,@V1,@V2);
unshift(@V1,pop(@V1));
unshift(@V2,pop(@V2));
&THIRD_12_ROUNDS_WITHOUT_SCHED_3(@M,@V1,@V2);
unshift(@V1,pop(@V1));
unshift(@V2,pop(@V2));
&THIRD_12_ROUNDS_WITHOUT_SCHED_4(@M,@V1,@V2);
unshift(@V1,pop(@V1));
unshift(@V2,pop(@V2));
push(@M,shift(@M));
}
$code.=<<___;
ldp $block,$nb,[sp,#8]
eor $a,$a,$V0
eor $b,$b,$V1
eor $c,$c,$V2
eor $d,$d,$V3
mov $V0,$a
mov $V1,$b
mov $V2,$c
mov $V3,$d
eor $e,$e,$V4
eor $f,$f,$V5
eor $g,$g,$V6
eor $h,$h,$V7
mov $V4,$e
mov $V5,$f
mov $V6,$g
mov $V7,$h
b .neon_loop
.done_hash:
ldr $digest,[sp]
stp $V0,$V1,[$digest]
stp $V2,$V3,[$digest,#8]
stp $V4,$V5,[$digest,#16]
stp $V6,$V7,[$digest,#24]
ldp x19,x20,[x29,#16]
add sp,x29,#0
ldp x21,x22,[x29,#32]
ldp x23,x24,[x29,#48]
ldp x25,x26,[x29,#64]
ldp x27,x28,[x29,#80]
ldp x29,x30,[sp],#96
.inst 0xd50323bf // autiasp
ret
.size sm3_compress_neon,.-sm3_compress_neon
___
print $code;
close STDOUT;