diff options
Diffstat (limited to 'openssl-1.1.0h/crypto/camellia/asm/cmll-x86_64.pl')
| -rw-r--r-- | openssl-1.1.0h/crypto/camellia/asm/cmll-x86_64.pl | 1088 |
1 files changed, 1088 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/camellia/asm/cmll-x86_64.pl b/openssl-1.1.0h/crypto/camellia/asm/cmll-x86_64.pl new file mode 100644 index 0000000..da5ad7b --- /dev/null +++ b/openssl-1.1.0h/crypto/camellia/asm/cmll-x86_64.pl @@ -0,0 +1,1088 @@ +#! /usr/bin/env perl +# Copyright 2008-2016 The OpenSSL Project Authors. All Rights Reserved. +# +# Licensed under the OpenSSL license (the "License"). You may not use +# this file except in compliance with the License. You can obtain a copy +# in the file LICENSE in the source distribution or at +# https://www.openssl.org/source/license.html + + +# ==================================================================== +# Copyright (c) 2008 Andy Polyakov <appro@openssl.org> +# +# This module may be used under the terms of either the GNU General +# Public License version 2 or later, the GNU Lesser General Public +# License version 2.1 or later, the Mozilla Public License version +# 1.1 or the BSD License. The exact terms of either license are +# distributed along with this module. For further details see +# http://www.openssl.org/~appro/camellia/. +# ==================================================================== + +# Performance in cycles per processed byte (less is better) in +# 'openssl speed ...' benchmark: +# +# AMD64 Core2 EM64T +# -evp camellia-128-ecb 16.7 21.0 22.7 +# + over gcc 3.4.6 +25% +5% 0% +# +# camellia-128-cbc 15.7 20.4 21.1 +# +# 128-bit key setup 128 216 205 cycles/key +# + over gcc 3.4.6 +54% +39% +15% +# +# Numbers in "+" rows represent performance improvement over compiler +# generated code. Key setup timings are impressive on AMD and Core2 +# thanks to 64-bit operations being covertly deployed. Improvement on +# EM64T, pre-Core2 Intel x86_64 CPU, is not as impressive, because it +# apparently emulates some of 64-bit operations in [32-bit] microcode. + +$flavour = shift; +$output = shift; +if ($flavour =~ /\./) { $output = $flavour; undef $flavour; } + +$win64=0; $win64=1 if ($flavour =~ /[nm]asm|mingw64/ || $output =~ /\.asm$/); + +$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; +( $xlate="${dir}x86_64-xlate.pl" and -f $xlate ) or +( $xlate="${dir}../../perlasm/x86_64-xlate.pl" and -f $xlate) or +die "can't locate x86_64-xlate.pl"; + +open OUT,"| \"$^X\" \"$xlate\" $flavour \"$output\""; +*STDOUT=*OUT; + +sub hi() { my $r=shift; $r =~ s/%[er]([a-d])x/%\1h/; $r; } +sub lo() { my $r=shift; $r =~ s/%[er]([a-d])x/%\1l/; + $r =~ s/%[er]([sd]i)/%\1l/; + $r =~ s/%(r[0-9]+)[d]?/%\1b/; $r; } + +$t0="%eax";$t1="%ebx";$t2="%ecx";$t3="%edx"; +@S=("%r8d","%r9d","%r10d","%r11d"); +$i0="%esi"; +$i1="%edi"; +$Tbl="%rbp"; # size optimization +$inp="%r12"; +$out="%r13"; +$key="%r14"; +$keyend="%r15"; +$arg0d=$win64?"%ecx":"%edi"; + +# const unsigned int Camellia_SBOX[4][256]; +# Well, sort of... Camellia_SBOX[0][] is interleaved with [1][], +# and [2][] - with [3][]. This is done to minimize code size. +$SBOX1_1110=0; # Camellia_SBOX[0] +$SBOX4_4404=4; # Camellia_SBOX[1] +$SBOX2_0222=2048; # Camellia_SBOX[2] +$SBOX3_3033=2052; # Camellia_SBOX[3] + +sub Camellia_Feistel { +my $i=@_[0]; +my $seed=defined(@_[1])?@_[1]:0; +my $scale=$seed<0?-8:8; +my $j=($i&1)*2; +my ($s0,$s1,$s2,$s3)=(@S[($j)%4],@S[($j+1)%4],@S[($j+2)%4],@S[($j+3)%4]); + +$code.=<<___; + xor $s0,$t0 # t0^=key[0] + xor $s1,$t1 # t1^=key[1] + movz `&hi("$t0")`,$i0 # (t0>>8)&0xff + movz `&lo("$t1")`,$i1 # (t1>>0)&0xff + mov $SBOX3_3033($Tbl,$i0,8),$t3 # t3=SBOX3_3033[0] + mov $SBOX1_1110($Tbl,$i1,8),$t2 # t2=SBOX1_1110[1] + movz `&lo("$t0")`,$i0 # (t0>>0)&0xff + shr \$16,$t0 + movz `&hi("$t1")`,$i1 # (t1>>8)&0xff + xor $SBOX4_4404($Tbl,$i0,8),$t3 # t3^=SBOX4_4404[0] + shr \$16,$t1 + xor $SBOX4_4404($Tbl,$i1,8),$t2 # t2^=SBOX4_4404[1] + movz `&hi("$t0")`,$i0 # (t0>>24)&0xff + movz `&lo("$t1")`,$i1 # (t1>>16)&0xff + xor $SBOX1_1110($Tbl,$i0,8),$t3 # t3^=SBOX1_1110[0] + xor $SBOX3_3033($Tbl,$i1,8),$t2 # t2^=SBOX3_3033[1] + movz `&lo("$t0")`,$i0 # (t0>>16)&0xff + movz `&hi("$t1")`,$i1 # (t1>>24)&0xff + xor $SBOX2_0222($Tbl,$i0,8),$t3 # t3^=SBOX2_0222[0] + xor $SBOX2_0222($Tbl,$i1,8),$t2 # t2^=SBOX2_0222[1] + mov `$seed+($i+1)*$scale`($key),$t1 # prefetch key[i+1] + mov `$seed+($i+1)*$scale+4`($key),$t0 + xor $t3,$t2 # t2^=t3 + ror \$8,$t3 # t3=RightRotate(t3,8) + xor $t2,$s2 + xor $t2,$s3 + xor $t3,$s3 +___ +} + +# void Camellia_EncryptBlock_Rounds( +# int grandRounds, +# const Byte plaintext[], +# const KEY_TABLE_TYPE keyTable, +# Byte ciphertext[]) +$code=<<___; +.text + +# V1.x API +.globl Camellia_EncryptBlock +.type Camellia_EncryptBlock,\@abi-omnipotent +.align 16 +Camellia_EncryptBlock: + movl \$128,%eax + subl $arg0d,%eax + movl \$3,$arg0d + adcl \$0,$arg0d # keyBitLength==128?3:4 + jmp .Lenc_rounds +.size Camellia_EncryptBlock,.-Camellia_EncryptBlock +# V2 +.globl Camellia_EncryptBlock_Rounds +.type Camellia_EncryptBlock_Rounds,\@function,4 +.align 16 +.Lenc_rounds: +Camellia_EncryptBlock_Rounds: + push %rbx + push %rbp + push %r13 + push %r14 + push %r15 +.Lenc_prologue: + + #mov %rsi,$inp # put away arguments + mov %rcx,$out + mov %rdx,$key + + shl \$6,%edi # process grandRounds + lea .LCamellia_SBOX(%rip),$Tbl + lea ($key,%rdi),$keyend + + mov 0(%rsi),@S[0] # load plaintext + mov 4(%rsi),@S[1] + mov 8(%rsi),@S[2] + bswap @S[0] + mov 12(%rsi),@S[3] + bswap @S[1] + bswap @S[2] + bswap @S[3] + + call _x86_64_Camellia_encrypt + + bswap @S[0] + bswap @S[1] + bswap @S[2] + mov @S[0],0($out) + bswap @S[3] + mov @S[1],4($out) + mov @S[2],8($out) + mov @S[3],12($out) + + mov 0(%rsp),%r15 + mov 8(%rsp),%r14 + mov 16(%rsp),%r13 + mov 24(%rsp),%rbp + mov 32(%rsp),%rbx + lea 40(%rsp),%rsp +.Lenc_epilogue: + ret +.size Camellia_EncryptBlock_Rounds,.-Camellia_EncryptBlock_Rounds + +.type _x86_64_Camellia_encrypt,\@abi-omnipotent +.align 16 +_x86_64_Camellia_encrypt: + xor 0($key),@S[1] + xor 4($key),@S[0] # ^=key[0-3] + xor 8($key),@S[3] + xor 12($key),@S[2] +.align 16 +.Leloop: + mov 16($key),$t1 # prefetch key[4-5] + mov 20($key),$t0 + +___ + for ($i=0;$i<6;$i++) { Camellia_Feistel($i,16); } +$code.=<<___; + lea 16*4($key),$key + cmp $keyend,$key + mov 8($key),$t3 # prefetch key[2-3] + mov 12($key),$t2 + je .Ledone + + and @S[0],$t0 + or @S[3],$t3 + rol \$1,$t0 + xor $t3,@S[2] # s2^=s3|key[3]; + xor $t0,@S[1] # s1^=LeftRotate(s0&key[0],1); + and @S[2],$t2 + or @S[1],$t1 + rol \$1,$t2 + xor $t1,@S[0] # s0^=s1|key[1]; + xor $t2,@S[3] # s3^=LeftRotate(s2&key[2],1); + jmp .Leloop + +.align 16 +.Ledone: + xor @S[2],$t0 # SwapHalf + xor @S[3],$t1 + xor @S[0],$t2 + xor @S[1],$t3 + + mov $t0,@S[0] + mov $t1,@S[1] + mov $t2,@S[2] + mov $t3,@S[3] + + .byte 0xf3,0xc3 # rep ret +.size _x86_64_Camellia_encrypt,.-_x86_64_Camellia_encrypt + +# V1.x API +.globl Camellia_DecryptBlock +.type Camellia_DecryptBlock,\@abi-omnipotent +.align 16 +Camellia_DecryptBlock: + movl \$128,%eax + subl $arg0d,%eax + movl \$3,$arg0d + adcl \$0,$arg0d # keyBitLength==128?3:4 + jmp .Ldec_rounds +.size Camellia_DecryptBlock,.-Camellia_DecryptBlock +# V2 +.globl Camellia_DecryptBlock_Rounds +.type Camellia_DecryptBlock_Rounds,\@function,4 +.align 16 +.Ldec_rounds: +Camellia_DecryptBlock_Rounds: + push %rbx + push %rbp + push %r13 + push %r14 + push %r15 +.Ldec_prologue: + + #mov %rsi,$inp # put away arguments + mov %rcx,$out + mov %rdx,$keyend + + shl \$6,%edi # process grandRounds + lea .LCamellia_SBOX(%rip),$Tbl + lea ($keyend,%rdi),$key + + mov 0(%rsi),@S[0] # load plaintext + mov 4(%rsi),@S[1] + mov 8(%rsi),@S[2] + bswap @S[0] + mov 12(%rsi),@S[3] + bswap @S[1] + bswap @S[2] + bswap @S[3] + + call _x86_64_Camellia_decrypt + + bswap @S[0] + bswap @S[1] + bswap @S[2] + mov @S[0],0($out) + bswap @S[3] + mov @S[1],4($out) + mov @S[2],8($out) + mov @S[3],12($out) + + mov 0(%rsp),%r15 + mov 8(%rsp),%r14 + mov 16(%rsp),%r13 + mov 24(%rsp),%rbp + mov 32(%rsp),%rbx + lea 40(%rsp),%rsp +.Ldec_epilogue: + ret +.size Camellia_DecryptBlock_Rounds,.-Camellia_DecryptBlock_Rounds + +.type _x86_64_Camellia_decrypt,\@abi-omnipotent +.align 16 +_x86_64_Camellia_decrypt: + xor 0($key),@S[1] + xor 4($key),@S[0] # ^=key[0-3] + xor 8($key),@S[3] + xor 12($key),@S[2] +.align 16 +.Ldloop: + mov -8($key),$t1 # prefetch key[4-5] + mov -4($key),$t0 + +___ + for ($i=0;$i<6;$i++) { Camellia_Feistel($i,-8); } +$code.=<<___; + lea -16*4($key),$key + cmp $keyend,$key + mov 0($key),$t3 # prefetch key[2-3] + mov 4($key),$t2 + je .Lddone + + and @S[0],$t0 + or @S[3],$t3 + rol \$1,$t0 + xor $t3,@S[2] # s2^=s3|key[3]; + xor $t0,@S[1] # s1^=LeftRotate(s0&key[0],1); + and @S[2],$t2 + or @S[1],$t1 + rol \$1,$t2 + xor $t1,@S[0] # s0^=s1|key[1]; + xor $t2,@S[3] # s3^=LeftRotate(s2&key[2],1); + + jmp .Ldloop + +.align 16 +.Lddone: + xor @S[2],$t2 + xor @S[3],$t3 + xor @S[0],$t0 + xor @S[1],$t1 + + mov $t2,@S[0] # SwapHalf + mov $t3,@S[1] + mov $t0,@S[2] + mov $t1,@S[3] + + .byte 0xf3,0xc3 # rep ret +.size _x86_64_Camellia_decrypt,.-_x86_64_Camellia_decrypt +___ + +sub _saveround { +my ($rnd,$key,@T)=@_; +my $bias=int(@T[0])?shift(@T):0; + + if ($#T==3) { + $code.=<<___; + mov @T[1],`$bias+$rnd*8+0`($key) + mov @T[0],`$bias+$rnd*8+4`($key) + mov @T[3],`$bias+$rnd*8+8`($key) + mov @T[2],`$bias+$rnd*8+12`($key) +___ + } else { + $code.=" mov @T[0],`$bias+$rnd*8+0`($key)\n"; + $code.=" mov @T[1],`$bias+$rnd*8+8`($key)\n" if ($#T>=1); + } +} + +sub _loadround { +my ($rnd,$key,@T)=@_; +my $bias=int(@T[0])?shift(@T):0; + +$code.=" mov `$bias+$rnd*8+0`($key),@T[0]\n"; +$code.=" mov `$bias+$rnd*8+8`($key),@T[1]\n" if ($#T>=1); +} + +# shld is very slow on Intel EM64T family. Even on AMD it limits +# instruction decode rate [because it's VectorPath] and consequently +# performance... +sub __rotl128 { +my ($i0,$i1,$rot)=@_; + + if ($rot) { + $code.=<<___; + mov $i0,%r11 + shld \$$rot,$i1,$i0 + shld \$$rot,%r11,$i1 +___ + } +} + +# ... Implementing 128-bit rotate without shld gives 80% better +# performance EM64T, +15% on AMD64 and only ~7% degradation on +# Core2. This is therefore preferred. +sub _rotl128 { +my ($i0,$i1,$rot)=@_; + + if ($rot) { + $code.=<<___; + mov $i0,%r11 + shl \$$rot,$i0 + mov $i1,%r9 + shr \$`64-$rot`,%r9 + shr \$`64-$rot`,%r11 + or %r9,$i0 + shl \$$rot,$i1 + or %r11,$i1 +___ + } +} + +{ my $step=0; + +$code.=<<___; +.globl Camellia_Ekeygen +.type Camellia_Ekeygen,\@function,3 +.align 16 +Camellia_Ekeygen: + push %rbx + push %rbp + push %r13 + push %r14 + push %r15 +.Lkey_prologue: + + mov %edi,${keyend}d # put away arguments, keyBitLength + mov %rdx,$out # keyTable + + mov 0(%rsi),@S[0] # load 0-127 bits + mov 4(%rsi),@S[1] + mov 8(%rsi),@S[2] + mov 12(%rsi),@S[3] + + bswap @S[0] + bswap @S[1] + bswap @S[2] + bswap @S[3] +___ + &_saveround (0,$out,@S); # KL<<<0 +$code.=<<___; + cmp \$128,$keyend # check keyBitLength + je .L1st128 + + mov 16(%rsi),@S[0] # load 128-191 bits + mov 20(%rsi),@S[1] + cmp \$192,$keyend + je .L1st192 + mov 24(%rsi),@S[2] # load 192-255 bits + mov 28(%rsi),@S[3] + jmp .L1st256 +.L1st192: + mov @S[0],@S[2] + mov @S[1],@S[3] + not @S[2] + not @S[3] +.L1st256: + bswap @S[0] + bswap @S[1] + bswap @S[2] + bswap @S[3] +___ + &_saveround (4,$out,@S); # temp storage for KR! +$code.=<<___; + xor 0($out),@S[1] # KR^KL + xor 4($out),@S[0] + xor 8($out),@S[3] + xor 12($out),@S[2] + +.L1st128: + lea .LCamellia_SIGMA(%rip),$key + lea .LCamellia_SBOX(%rip),$Tbl + + mov 0($key),$t1 + mov 4($key),$t0 +___ + &Camellia_Feistel($step++); + &Camellia_Feistel($step++); +$code.=<<___; + xor 0($out),@S[1] # ^KL + xor 4($out),@S[0] + xor 8($out),@S[3] + xor 12($out),@S[2] +___ + &Camellia_Feistel($step++); + &Camellia_Feistel($step++); +$code.=<<___; + cmp \$128,$keyend + jne .L2nd256 + + lea 128($out),$out # size optimization + shl \$32,%r8 # @S[0]|| + shl \$32,%r10 # @S[2]|| + or %r9,%r8 # ||@S[1] + or %r11,%r10 # ||@S[3] +___ + &_loadround (0,$out,-128,"%rax","%rbx"); # KL + &_saveround (2,$out,-128,"%r8","%r10"); # KA<<<0 + &_rotl128 ("%rax","%rbx",15); + &_saveround (4,$out,-128,"%rax","%rbx"); # KL<<<15 + &_rotl128 ("%r8","%r10",15); + &_saveround (6,$out,-128,"%r8","%r10"); # KA<<<15 + &_rotl128 ("%r8","%r10",15); # 15+15=30 + &_saveround (8,$out,-128,"%r8","%r10"); # KA<<<30 + &_rotl128 ("%rax","%rbx",30); # 15+30=45 + &_saveround (10,$out,-128,"%rax","%rbx"); # KL<<<45 + &_rotl128 ("%r8","%r10",15); # 30+15=45 + &_saveround (12,$out,-128,"%r8"); # KA<<<45 + &_rotl128 ("%rax","%rbx",15); # 45+15=60 + &_saveround (13,$out,-128,"%rbx"); # KL<<<60 + &_rotl128 ("%r8","%r10",15); # 45+15=60 + &_saveround (14,$out,-128,"%r8","%r10"); # KA<<<60 + &_rotl128 ("%rax","%rbx",17); # 60+17=77 + &_saveround (16,$out,-128,"%rax","%rbx"); # KL<<<77 + &_rotl128 ("%rax","%rbx",17); # 77+17=94 + &_saveround (18,$out,-128,"%rax","%rbx"); # KL<<<94 + &_rotl128 ("%r8","%r10",34); # 60+34=94 + &_saveround (20,$out,-128,"%r8","%r10"); # KA<<<94 + &_rotl128 ("%rax","%rbx",17); # 94+17=111 + &_saveround (22,$out,-128,"%rax","%rbx"); # KL<<<111 + &_rotl128 ("%r8","%r10",17); # 94+17=111 + &_saveround (24,$out,-128,"%r8","%r10"); # KA<<<111 +$code.=<<___; + mov \$3,%eax + jmp .Ldone +.align 16 +.L2nd256: +___ + &_saveround (6,$out,@S); # temp storage for KA! +$code.=<<___; + xor `4*8+0`($out),@S[1] # KA^KR + xor `4*8+4`($out),@S[0] + xor `5*8+0`($out),@S[3] + xor `5*8+4`($out),@S[2] +___ + &Camellia_Feistel($step++); + &Camellia_Feistel($step++); + + &_loadround (0,$out,"%rax","%rbx"); # KL + &_loadround (4,$out,"%rcx","%rdx"); # KR + &_loadround (6,$out,"%r14","%r15"); # KA +$code.=<<___; + lea 128($out),$out # size optimization + shl \$32,%r8 # @S[0]|| + shl \$32,%r10 # @S[2]|| + or %r9,%r8 # ||@S[1] + or %r11,%r10 # ||@S[3] +___ + &_saveround (2,$out,-128,"%r8","%r10"); # KB<<<0 + &_rotl128 ("%rcx","%rdx",15); + &_saveround (4,$out,-128,"%rcx","%rdx"); # KR<<<15 + &_rotl128 ("%r14","%r15",15); + &_saveround (6,$out,-128,"%r14","%r15"); # KA<<<15 + &_rotl128 ("%rcx","%rdx",15); # 15+15=30 + &_saveround (8,$out,-128,"%rcx","%rdx"); # KR<<<30 + &_rotl128 ("%r8","%r10",30); + &_saveround (10,$out,-128,"%r8","%r10"); # KB<<<30 + &_rotl128 ("%rax","%rbx",45); + &_saveround (12,$out,-128,"%rax","%rbx"); # KL<<<45 + &_rotl128 ("%r14","%r15",30); # 15+30=45 + &_saveround (14,$out,-128,"%r14","%r15"); # KA<<<45 + &_rotl128 ("%rax","%rbx",15); # 45+15=60 + &_saveround (16,$out,-128,"%rax","%rbx"); # KL<<<60 + &_rotl128 ("%rcx","%rdx",30); # 30+30=60 + &_saveround (18,$out,-128,"%rcx","%rdx"); # KR<<<60 + &_rotl128 ("%r8","%r10",30); # 30+30=60 + &_saveround (20,$out,-128,"%r8","%r10"); # KB<<<60 + &_rotl128 ("%rax","%rbx",17); # 60+17=77 + &_saveround (22,$out,-128,"%rax","%rbx"); # KL<<<77 + &_rotl128 ("%r14","%r15",32); # 45+32=77 + &_saveround (24,$out,-128,"%r14","%r15"); # KA<<<77 + &_rotl128 ("%rcx","%rdx",34); # 60+34=94 + &_saveround (26,$out,-128,"%rcx","%rdx"); # KR<<<94 + &_rotl128 ("%r14","%r15",17); # 77+17=94 + &_saveround (28,$out,-128,"%r14","%r15"); # KA<<<77 + &_rotl128 ("%rax","%rbx",34); # 77+34=111 + &_saveround (30,$out,-128,"%rax","%rbx"); # KL<<<111 + &_rotl128 ("%r8","%r10",51); # 60+51=111 + &_saveround (32,$out,-128,"%r8","%r10"); # KB<<<111 +$code.=<<___; + mov \$4,%eax +.Ldone: + mov 0(%rsp),%r15 + mov 8(%rsp),%r14 + mov 16(%rsp),%r13 + mov 24(%rsp),%rbp + mov 32(%rsp),%rbx + lea 40(%rsp),%rsp +.Lkey_epilogue: + ret +.size Camellia_Ekeygen,.-Camellia_Ekeygen +___ +} + +@SBOX=( +112,130, 44,236,179, 39,192,229,228,133, 87, 53,234, 12,174, 65, + 35,239,107,147, 69, 25,165, 33,237, 14, 79, 78, 29,101,146,189, +134,184,175,143,124,235, 31,206, 62, 48,220, 95, 94,197, 11, 26, +166,225, 57,202,213, 71, 93, 61,217, 1, 90,214, 81, 86,108, 77, +139, 13,154,102,251,204,176, 45,116, 18, 43, 32,240,177,132,153, +223, 76,203,194, 52,126,118, 5,109,183,169, 49,209, 23, 4,215, + 20, 88, 58, 97,222, 27, 17, 28, 50, 15,156, 22, 83, 24,242, 34, +254, 68,207,178,195,181,122,145, 36, 8,232,168, 96,252,105, 80, +170,208,160,125,161,137, 98,151, 84, 91, 30,149,224,255,100,210, + 16,196, 0, 72,163,247,117,219,138, 3,230,218, 9, 63,221,148, +135, 92,131, 2,205, 74,144, 51,115,103,246,243,157,127,191,226, + 82,155,216, 38,200, 55,198, 59,129,150,111, 75, 19,190, 99, 46, +233,121,167,140,159,110,188,142, 41,245,249,182, 47,253,180, 89, +120,152, 6,106,231, 70,113,186,212, 37,171, 66,136,162,141,250, +114, 7,185, 85,248,238,172, 10, 54, 73, 42,104, 60, 56,241,164, + 64, 40,211,123,187,201, 67,193, 21,227,173,244,119,199,128,158); + +sub S1110 { my $i=shift; $i=@SBOX[$i]; $i=$i<<24|$i<<16|$i<<8; sprintf("0x%08x",$i); } +sub S4404 { my $i=shift; $i=($i<<1|$i>>7)&0xff; $i=@SBOX[$i]; $i=$i<<24|$i<<16|$i; sprintf("0x%08x",$i); } +sub S0222 { my $i=shift; $i=@SBOX[$i]; $i=($i<<1|$i>>7)&0xff; $i=$i<<16|$i<<8|$i; sprintf("0x%08x",$i); } +sub S3033 { my $i=shift; $i=@SBOX[$i]; $i=($i>>1|$i<<7)&0xff; $i=$i<<24|$i<<8|$i; sprintf("0x%08x",$i); } + +$code.=<<___; +.align 64 +.LCamellia_SIGMA: +.long 0x3bcc908b, 0xa09e667f, 0x4caa73b2, 0xb67ae858 +.long 0xe94f82be, 0xc6ef372f, 0xf1d36f1c, 0x54ff53a5 +.long 0xde682d1d, 0x10e527fa, 0xb3e6c1fd, 0xb05688c2 +.long 0, 0, 0, 0 +.LCamellia_SBOX: +___ +# tables are interleaved, remember? +sub data_word { $code.=".long\t".join(',',@_)."\n"; } +for ($i=0;$i<256;$i++) { &data_word(&S1110($i),&S4404($i)); } +for ($i=0;$i<256;$i++) { &data_word(&S0222($i),&S3033($i)); } + +# void Camellia_cbc_encrypt (const void char *inp, unsigned char *out, +# size_t length, const CAMELLIA_KEY *key, +# unsigned char *ivp,const int enc); +{ +$_key="0(%rsp)"; +$_end="8(%rsp)"; # inp+len&~15 +$_res="16(%rsp)"; # len&15 +$ivec="24(%rsp)"; +$_ivp="40(%rsp)"; +$_rsp="48(%rsp)"; + +$code.=<<___; +.globl Camellia_cbc_encrypt +.type Camellia_cbc_encrypt,\@function,6 +.align 16 +Camellia_cbc_encrypt: + cmp \$0,%rdx + je .Lcbc_abort + push %rbx + push %rbp + push %r12 + push %r13 + push %r14 + push %r15 +.Lcbc_prologue: + + mov %rsp,%rbp + sub \$64,%rsp + and \$-64,%rsp + + # place stack frame just "above mod 1024" the key schedule, + # this ensures that cache associativity suffices + lea -64-63(%rcx),%r10 + sub %rsp,%r10 + neg %r10 + and \$0x3C0,%r10 + sub %r10,%rsp + #add \$8,%rsp # 8 is reserved for callee's ra + + mov %rdi,$inp # inp argument + mov %rsi,$out # out argument + mov %r8,%rbx # ivp argument + mov %rcx,$key # key argument + mov 272(%rcx),${keyend}d # grandRounds + + mov %r8,$_ivp + mov %rbp,$_rsp + +.Lcbc_body: + lea .LCamellia_SBOX(%rip),$Tbl + + mov \$32,%ecx +.align 4 +.Lcbc_prefetch_sbox: + mov 0($Tbl),%rax + mov 32($Tbl),%rsi + mov 64($Tbl),%rdi + mov 96($Tbl),%r11 + lea 128($Tbl),$Tbl + loop .Lcbc_prefetch_sbox + sub \$4096,$Tbl + shl \$6,$keyend + mov %rdx,%rcx # len argument + lea ($key,$keyend),$keyend + + cmp \$0,%r9d # enc argument + je .LCBC_DECRYPT + + and \$-16,%rdx + and \$15,%rcx # length residue + lea ($inp,%rdx),%rdx + mov $key,$_key + mov %rdx,$_end + mov %rcx,$_res + + cmp $inp,%rdx + mov 0(%rbx),@S[0] # load IV + mov 4(%rbx),@S[1] + mov 8(%rbx),@S[2] + mov 12(%rbx),@S[3] + je .Lcbc_enc_tail + jmp .Lcbc_eloop + +.align 16 +.Lcbc_eloop: + xor 0($inp),@S[0] + xor 4($inp),@S[1] + xor 8($inp),@S[2] + bswap @S[0] + xor 12($inp),@S[3] + bswap @S[1] + bswap @S[2] + bswap @S[3] + + call _x86_64_Camellia_encrypt + + mov $_key,$key # "rewind" the key + bswap @S[0] + mov $_end,%rdx + bswap @S[1] + mov $_res,%rcx + bswap @S[2] + mov @S[0],0($out) + bswap @S[3] + mov @S[1],4($out) + mov @S[2],8($out) + lea 16($inp),$inp + mov @S[3],12($out) + cmp %rdx,$inp + lea 16($out),$out + jne .Lcbc_eloop + + cmp \$0,%rcx + jne .Lcbc_enc_tail + + mov $_ivp,$out + mov @S[0],0($out) # write out IV residue + mov @S[1],4($out) + mov @S[2],8($out) + mov @S[3],12($out) + jmp .Lcbc_done + +.align 16 +.Lcbc_enc_tail: + xor %rax,%rax + mov %rax,0+$ivec + mov %rax,8+$ivec + mov %rax,$_res + +.Lcbc_enc_pushf: + pushfq + cld + mov $inp,%rsi + lea 8+$ivec,%rdi + .long 0x9066A4F3 # rep movsb + popfq +.Lcbc_enc_popf: + + lea $ivec,$inp + lea 16+$ivec,%rax + mov %rax,$_end + jmp .Lcbc_eloop # one more time + +.align 16 +.LCBC_DECRYPT: + xchg $key,$keyend + add \$15,%rdx + and \$15,%rcx # length residue + and \$-16,%rdx + mov $key,$_key + lea ($inp,%rdx),%rdx + mov %rdx,$_end + mov %rcx,$_res + + mov (%rbx),%rax # load IV + mov 8(%rbx),%rbx + jmp .Lcbc_dloop +.align 16 +.Lcbc_dloop: + mov 0($inp),@S[0] + mov 4($inp),@S[1] + mov 8($inp),@S[2] + bswap @S[0] + mov 12($inp),@S[3] + bswap @S[1] + mov %rax,0+$ivec # save IV to temporary storage + bswap @S[2] + mov %rbx,8+$ivec + bswap @S[3] + + call _x86_64_Camellia_decrypt + + mov $_key,$key # "rewind" the key + mov $_end,%rdx + mov $_res,%rcx + + bswap @S[0] + mov ($inp),%rax # load IV for next iteration + bswap @S[1] + mov 8($inp),%rbx + bswap @S[2] + xor 0+$ivec,@S[0] + bswap @S[3] + xor 4+$ivec,@S[1] + xor 8+$ivec,@S[2] + lea 16($inp),$inp + xor 12+$ivec,@S[3] + cmp %rdx,$inp + je .Lcbc_ddone + + mov @S[0],0($out) + mov @S[1],4($out) + mov @S[2],8($out) + mov @S[3],12($out) + + lea 16($out),$out + jmp .Lcbc_dloop + +.align 16 +.Lcbc_ddone: + mov $_ivp,%rdx + cmp \$0,%rcx + jne .Lcbc_dec_tail + + mov @S[0],0($out) + mov @S[1],4($out) + mov @S[2],8($out) + mov @S[3],12($out) + + mov %rax,(%rdx) # write out IV residue + mov %rbx,8(%rdx) + jmp .Lcbc_done +.align 16 +.Lcbc_dec_tail: + mov @S[0],0+$ivec + mov @S[1],4+$ivec + mov @S[2],8+$ivec + mov @S[3],12+$ivec + +.Lcbc_dec_pushf: + pushfq + cld + lea 8+$ivec,%rsi + lea ($out),%rdi + .long 0x9066A4F3 # rep movsb + popfq +.Lcbc_dec_popf: + + mov %rax,(%rdx) # write out IV residue + mov %rbx,8(%rdx) + jmp .Lcbc_done + +.align 16 +.Lcbc_done: + mov $_rsp,%rcx + mov 0(%rcx),%r15 + mov 8(%rcx),%r14 + mov 16(%rcx),%r13 + mov 24(%rcx),%r12 + mov 32(%rcx),%rbp + mov 40(%rcx),%rbx + lea 48(%rcx),%rsp +.Lcbc_abort: + ret +.size Camellia_cbc_encrypt,.-Camellia_cbc_encrypt + +.asciz "Camellia for x86_64 by <appro\@openssl.org>" +___ +} + +# EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame, +# CONTEXT *context,DISPATCHER_CONTEXT *disp) +if ($win64) { +$rec="%rcx"; +$frame="%rdx"; +$context="%r8"; +$disp="%r9"; + +$code.=<<___; +.extern __imp_RtlVirtualUnwind +.type common_se_handler,\@abi-omnipotent +.align 16 +common_se_handler: + push %rsi + push %rdi + push %rbx + push %rbp + push %r12 + push %r13 + push %r14 + push %r15 + pushfq + lea -64(%rsp),%rsp + + mov 120($context),%rax # pull context->Rax + mov 248($context),%rbx # pull context->Rip + + mov 8($disp),%rsi # disp->ImageBase + mov 56($disp),%r11 # disp->HandlerData + + mov 0(%r11),%r10d # HandlerData[0] + lea (%rsi,%r10),%r10 # prologue label + cmp %r10,%rbx # context->Rip<prologue label + jb .Lin_prologue + + mov 152($context),%rax # pull context->Rsp + + mov 4(%r11),%r10d # HandlerData[1] + lea (%rsi,%r10),%r10 # epilogue label + cmp %r10,%rbx # context->Rip>=epilogue label + jae .Lin_prologue + + lea 40(%rax),%rax + mov -8(%rax),%rbx + mov -16(%rax),%rbp + mov -24(%rax),%r13 + mov -32(%rax),%r14 + mov -40(%rax),%r15 + mov %rbx,144($context) # restore context->Rbx + mov %rbp,160($context) # restore context->Rbp + mov %r13,224($context) # restore context->R13 + mov %r14,232($context) # restore context->R14 + mov %r15,240($context) # restore context->R15 + +.Lin_prologue: + mov 8(%rax),%rdi + mov 16(%rax),%rsi + mov %rax,152($context) # restore context->Rsp + mov %rsi,168($context) # restore context->Rsi + mov %rdi,176($context) # restore context->Rdi + + jmp .Lcommon_seh_exit +.size common_se_handler,.-common_se_handler + +.type cbc_se_handler,\@abi-omnipotent +.align 16 +cbc_se_handler: + push %rsi + push %rdi + push %rbx + push %rbp + push %r12 + push %r13 + push %r14 + push %r15 + pushfq + lea -64(%rsp),%rsp + + mov 120($context),%rax # pull context->Rax + mov 248($context),%rbx # pull context->Rip + + lea .Lcbc_prologue(%rip),%r10 + cmp %r10,%rbx # context->Rip<.Lcbc_prologue + jb .Lin_cbc_prologue + + lea .Lcbc_body(%rip),%r10 + cmp %r10,%rbx # context->Rip<.Lcbc_body + jb .Lin_cbc_frame_setup + + mov 152($context),%rax # pull context->Rsp + + lea .Lcbc_abort(%rip),%r10 + cmp %r10,%rbx # context->Rip>=.Lcbc_abort + jae .Lin_cbc_prologue + + # handle pushf/popf in Camellia_cbc_encrypt + lea .Lcbc_enc_pushf(%rip),%r10 + cmp %r10,%rbx # context->Rip<=.Lcbc_enc_pushf + jbe .Lin_cbc_no_flag + lea 8(%rax),%rax + lea .Lcbc_enc_popf(%rip),%r10 + cmp %r10,%rbx # context->Rip<.Lcbc_enc_popf + jb .Lin_cbc_no_flag + lea -8(%rax),%rax + lea .Lcbc_dec_pushf(%rip),%r10 + cmp %r10,%rbx # context->Rip<=.Lcbc_dec_pushf + jbe .Lin_cbc_no_flag + lea 8(%rax),%rax + lea .Lcbc_dec_popf(%rip),%r10 + cmp %r10,%rbx # context->Rip<.Lcbc_dec_popf + jb .Lin_cbc_no_flag + lea -8(%rax),%rax + +.Lin_cbc_no_flag: + mov 48(%rax),%rax # $_rsp + lea 48(%rax),%rax + +.Lin_cbc_frame_setup: + mov -8(%rax),%rbx + mov -16(%rax),%rbp + mov -24(%rax),%r12 + mov -32(%rax),%r13 + mov -40(%rax),%r14 + mov -48(%rax),%r15 + mov %rbx,144($context) # restore context->Rbx + mov %rbp,160($context) # restore context->Rbp + mov %r12,216($context) # restore context->R12 + mov %r13,224($context) # restore context->R13 + mov %r14,232($context) # restore context->R14 + mov %r15,240($context) # restore context->R15 + +.Lin_cbc_prologue: + mov 8(%rax),%rdi + mov 16(%rax),%rsi + mov %rax,152($context) # restore context->Rsp + mov %rsi,168($context) # restore context->Rsi + mov %rdi,176($context) # restore context->Rdi + +.align 4 +.Lcommon_seh_exit: + + mov 40($disp),%rdi # disp->ContextRecord + mov $context,%rsi # context + mov \$`1232/8`,%ecx # sizeof(CONTEXT) + .long 0xa548f3fc # cld; rep movsq + + mov $disp,%rsi + xor %rcx,%rcx # arg1, UNW_FLAG_NHANDLER + mov 8(%rsi),%rdx # arg2, disp->ImageBase + mov 0(%rsi),%r8 # arg3, disp->ControlPc + mov 16(%rsi),%r9 # arg4, disp->FunctionEntry + mov 40(%rsi),%r10 # disp->ContextRecord + lea 56(%rsi),%r11 # &disp->HandlerData + lea 24(%rsi),%r12 # &disp->EstablisherFrame + mov %r10,32(%rsp) # arg5 + mov %r11,40(%rsp) # arg6 + mov %r12,48(%rsp) # arg7 + mov %rcx,56(%rsp) # arg8, (NULL) + call *__imp_RtlVirtualUnwind(%rip) + + mov \$1,%eax # ExceptionContinueSearch + lea 64(%rsp),%rsp + popfq + pop %r15 + pop %r14 + pop %r13 + pop %r12 + pop %rbp + pop %rbx + pop %rdi + pop %rsi + ret +.size cbc_se_handler,.-cbc_se_handler + +.section .pdata +.align 4 + .rva .LSEH_begin_Camellia_EncryptBlock_Rounds + .rva .LSEH_end_Camellia_EncryptBlock_Rounds + .rva .LSEH_info_Camellia_EncryptBlock_Rounds + + .rva .LSEH_begin_Camellia_DecryptBlock_Rounds + .rva .LSEH_end_Camellia_DecryptBlock_Rounds + .rva .LSEH_info_Camellia_DecryptBlock_Rounds + + .rva .LSEH_begin_Camellia_Ekeygen + .rva .LSEH_end_Camellia_Ekeygen + .rva .LSEH_info_Camellia_Ekeygen + + .rva .LSEH_begin_Camellia_cbc_encrypt + .rva .LSEH_end_Camellia_cbc_encrypt + .rva .LSEH_info_Camellia_cbc_encrypt + +.section .xdata +.align 8 +.LSEH_info_Camellia_EncryptBlock_Rounds: + .byte 9,0,0,0 + .rva common_se_handler + .rva .Lenc_prologue,.Lenc_epilogue # HandlerData[] +.LSEH_info_Camellia_DecryptBlock_Rounds: + .byte 9,0,0,0 + .rva common_se_handler + .rva .Ldec_prologue,.Ldec_epilogue # HandlerData[] +.LSEH_info_Camellia_Ekeygen: + .byte 9,0,0,0 + .rva common_se_handler + .rva .Lkey_prologue,.Lkey_epilogue # HandlerData[] +.LSEH_info_Camellia_cbc_encrypt: + .byte 9,0,0,0 + .rva cbc_se_handler +___ +} + +$code =~ s/\`([^\`]*)\`/eval $1/gem; +print $code; +close STDOUT; |