2 # Copyright 2011-2016 The OpenSSL Project Authors. All Rights Reserved.
4 # Licensed under the Apache License 2.0 (the "License"). You may not use
5 # this file except in compliance with the License. You can obtain a copy
6 # in the file LICENSE in the source distribution or at
7 # https://www.openssl.org/source/license.html
10 # ====================================================================
11 # Written by Andy Polyakov <appro@openssl.org> for the OpenSSL
12 # project. The module is, however, dual licensed under OpenSSL and
13 # CRYPTOGAMS licenses depending on where you obtain it. For further
14 # details see http://www.openssl.org/~appro/cryptogams/.
15 # ====================================================================
19 # This is AESNI-CBC+SHA1 "stitch" implementation. The idea, as spelled
20 # in http://download.intel.com/design/intarch/papers/323686.pdf, is
21 # that since AESNI-CBC encrypt exhibit *very* low instruction-level
22 # parallelism, interleaving it with another algorithm would allow to
23 # utilize processor resources better and achieve better performance.
24 # SHA1 instruction sequences(*) are taken from sha1-x86_64.pl and
25 # AESNI code is weaved into it. Below are performance numbers in
26 # cycles per processed byte, less is better, for standalone AESNI-CBC
27 # encrypt, sum of the latter and standalone SHA1, and "stitched"
30 # AES-128-CBC +SHA1 stitch gain
31 # Westmere 3.77[+5.3] 9.07 6.55 +38%
32 # Sandy Bridge 5.05[+5.0(6.1)] 10.06(11.15) 5.98(7.05) +68%(+58%)
33 # Ivy Bridge 5.05[+4.6] 9.65 5.54 +74%
34 # Haswell 4.43[+3.6(4.2)] 8.00(8.58) 4.55(5.21) +75%(+65%)
35 # Skylake 2.63[+3.5(4.1)] 6.17(6.69) 4.23(4.44) +46%(+51%)
36 # Bulldozer 5.77[+6.0] 11.72 6.37 +84%
37 # Ryzen(**) 2.71[+1.93] 4.64 2.74 +69%
38 # Goldmont(**) 3.82[+1.70] 5.52 4.20 +31%
41 # Westmere 4.51 9.81 6.80 +44%
42 # Sandy Bridge 6.05 11.06(12.15) 6.11(7.19) +81%(+69%)
43 # Ivy Bridge 6.05 10.65 6.07 +75%
44 # Haswell 5.29 8.86(9.44) 5.32(5.32) +67%(+77%)
45 # Bulldozer 6.89 12.84 6.96 +84%
48 # Westmere 5.25 10.55 7.21 +46%
49 # Sandy Bridge 7.05 12.06(13.15) 7.12(7.72) +69%(+70%)
50 # Ivy Bridge 7.05 11.65 7.12 +64%
51 # Haswell 6.19 9.76(10.34) 6.21(6.25) +57%(+65%)
52 # Skylake 3.62 7.16(7.68) 4.56(4.76) +57%(+61%)
53 # Bulldozer 8.00 13.95 8.25 +69%
54 # Ryzen(**) 3.71 5.64 3.72 +52%
55 # Goldmont(**) 5.35 7.05 5.76 +22%
57 # (*) There are two code paths: SSSE3 and AVX. See sha1-568.pl for
58 # background information. Above numbers in parentheses are SSSE3
59 # results collected on AVX-capable CPU, i.e. apply on OSes that
61 # (**) SHAEXT results.
63 # Needless to mention that it makes no sense to implement "stitched"
64 # *decrypt* subroutine. Because *both* AESNI-CBC decrypt and SHA1
65 # fully utilize parallelism, so stitching would not give any gain
66 # anyway. Well, there might be some, e.g. because of better cache
67 # locality... For reference, here are performance results for
68 # standalone AESNI-CBC decrypt:
70 # AES-128-CBC AES-192-CBC AES-256-CBC
71 # Westmere 1.25 1.50 1.75
72 # Sandy Bridge 0.74 0.91 1.09
73 # Ivy Bridge 0.74 0.90 1.11
74 # Haswell 0.63 0.76 0.88
75 # Bulldozer 0.70 0.85 0.99
79 # AES-256-CBC +SHA1 stitch gain
80 # Westmere 1.75 7.20 6.68 +7.8%
81 # Sandy Bridge 1.09 6.09(7.22) 5.82(6.95) +4.6%(+3.9%)
82 # Ivy Bridge 1.11 5.70 5.45 +4.6%
83 # Haswell 0.88 4.45(5.00) 4.39(4.69) +1.4%(*)(+6.6%)
84 # Bulldozer 0.99 6.95 5.95 +17%(**)
86 # (*) Tiny improvement coefficient on Haswell is because we compare
87 # AVX1 stitch to sum with AVX2 SHA1.
88 # (**) Execution is fully dominated by integer code sequence and
89 # SIMD still hardly shows [in single-process benchmark;-]
91 # $output is the last argument if it looks like a file (it has an extension)
92 # $flavour is the first argument if it doesn't look like a file
93 $output = $#ARGV >= 0 && $ARGV[$#ARGV] =~ m|\.\w+$| ? pop : undef;
94 $flavour = $#ARGV >= 0 && $ARGV[0] !~ m|\.| ? shift : undef;
96 $win64=0; $win64=1 if ($flavour =~ /[nm]asm|mingw64/ || $output =~ /\.asm$/);
98 $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
99 ( $xlate="${dir}x86_64-xlate.pl" and -f $xlate ) or
100 ( $xlate="${dir}../../perlasm/x86_64-xlate.pl" and -f $xlate) or
101 die "can't locate x86_64-xlate.pl";
103 $avx=1 if (`$ENV{CC} -Wa,-v -c -o /dev/null -x assembler /dev/null 2>&1`
104 =~ /GNU assembler version ([2-9]\.[0-9]+)/ &&
106 $avx=1 if (!$avx && $win64 && ($flavour =~ /nasm/ || $ENV{ASM} =~ /nasm/) &&
107 `nasm -v 2>&1` =~ /NASM version ([2-9]\.[0-9]+)/ &&
109 $avx=1 if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
110 `ml64 2>&1` =~ /Version ([0-9]+)\./ &&
112 $avx=1 if (!$avx && `$ENV{CC} -v 2>&1` =~ /((?:^clang|LLVM) version|.*based on LLVM) ([3-9]\.[0-9]+)/ && $2>=3.0);
114 $shaext=1; ### set to zero if compiling for 1.0.1
118 open OUT,"| \"$^X\" \"$xlate\" $flavour \"$output\""
119 or die "can't call $xlate: $!";
122 # void aesni_cbc_sha1_enc(const void *inp,
125 # const AES_KEY *key,
132 .extern OPENSSL_ia32cap_P
134 .globl aesni_cbc_sha1_enc
135 .type aesni_cbc_sha1_enc,\@abi-omnipotent
139 # caller should check for SSSE3 and AES-NI bits
140 mov OPENSSL_ia32cap_P+0(%rip),%r10d
141 mov OPENSSL_ia32cap_P+4(%rip),%r11
143 $code.=<<___ if ($shaext);
144 bt \$61,%r11 # check SHA bit
145 jc aesni_cbc_sha1_enc_shaext
147 $code.=<<___ if ($avx);
148 and \$`1<<28`,%r11d # mask AVX bit
149 and \$`1<<30`,%r10d # mask "Intel CPU" bit
151 cmp \$`1<<28|1<<30`,%r10d
152 je aesni_cbc_sha1_enc_avx
155 jmp aesni_cbc_sha1_enc_ssse3
158 .size aesni_cbc_sha1_enc,.-aesni_cbc_sha1_enc
161 my ($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
164 my @X=map("%xmm$_",(4..7,0..3));
165 my @Tx=map("%xmm$_",(8..10));
166 my @V=($A,$B,$C,$D,$E)=("%eax","%ebx","%ecx","%edx","%ebp"); # size optimization
167 my @T=("%esi","%edi");
168 my $j=0; my $jj=0; my $r=0; my $sn=0; my $rx=0;
170 my ($rndkey0,$iv,$in)=map("%xmm$_",(11..13)); # for enc
171 my @rndkey=("%xmm14","%xmm15"); # for enc
172 my ($inout0,$inout1,$inout2,$inout3)=map("%xmm$_",(12..15)); # for dec
174 if (1) { # reassign for Atom Silvermont
175 # The goal is to minimize amount of instructions with more than
176 # 3 prefix bytes. Or in more practical terms to keep AES-NI *and*
177 # SSSE3 instructions to upper half of the register bank.
178 @X=map("%xmm$_",(8..11,4..7));
179 @Tx=map("%xmm$_",(12,13,3));
180 ($iv,$in,$rndkey0)=map("%xmm$_",(2,14,15));
181 @rndkey=("%xmm0","%xmm1");
184 sub AUTOLOAD() # thunk [simplified] 32-bit style perlasm
185 { my $opcode = $AUTOLOAD; $opcode =~ s/.*:://;
187 $arg = "\$$arg" if ($arg*1 eq $arg);
188 $code .= "\t$opcode\t".join(',',$arg,reverse @_)."\n";
191 my $_rol=sub { &rol(@_) };
192 my $_ror=sub { &ror(@_) };
195 .type aesni_cbc_sha1_enc_ssse3,\@function,6
197 aesni_cbc_sha1_enc_ssse3:
199 mov `($win64?56:8)`(%rsp),$inp # load 7th argument
200 #shr \$6,$len # debugging artefact
201 #jz .Lepilogue_ssse3 # debugging artefact
214 lea `-104-($win64?10*16:0)`(%rsp),%rsp
215 .cfi_adjust_cfa_offset `104+($win64?10*16:0)`
216 #mov $in0,$inp # debugging artefact
217 #lea 64(%rsp),$ctx # debugging artefact
219 $code.=<<___ if ($win64);
220 movaps %xmm6,96+0(%rsp)
221 movaps %xmm7,96+16(%rsp)
222 movaps %xmm8,96+32(%rsp)
223 movaps %xmm9,96+48(%rsp)
224 movaps %xmm10,96+64(%rsp)
225 movaps %xmm11,96+80(%rsp)
226 movaps %xmm12,96+96(%rsp)
227 movaps %xmm13,96+112(%rsp)
228 movaps %xmm14,96+128(%rsp)
229 movaps %xmm15,96+144(%rsp)
233 mov $in0,%r12 # reassign arguments
236 lea 112($key),%r15 # size optimization
237 movdqu ($ivp),$iv # load IV
238 mov $ivp,88(%rsp) # save $ivp
240 ($in0,$out,$len,$key)=map("%r$_",(12..15)); # reassign arguments
241 my $rounds="${ivp}d";
245 mov 240-112($key),$rounds
246 add $inp,$len # end of input
248 lea K_XX_XX(%rip),$K_XX_XX
249 mov 0($ctx),$A # load context
253 mov $B,@T[0] # magic seed
259 movdqa 64($K_XX_XX),@Tx[2] # pbswap mask
260 movdqa 0($K_XX_XX),@Tx[1] # K_00_19
261 movdqu 0($inp),@X[-4&7] # load input to %xmm[0-3]
262 movdqu 16($inp),@X[-3&7]
263 movdqu 32($inp),@X[-2&7]
264 movdqu 48($inp),@X[-1&7]
265 pshufb @Tx[2],@X[-4&7] # byte swap
266 pshufb @Tx[2],@X[-3&7]
267 pshufb @Tx[2],@X[-2&7]
269 paddd @Tx[1],@X[-4&7] # add K_00_19
270 pshufb @Tx[2],@X[-1&7]
271 paddd @Tx[1],@X[-3&7]
272 paddd @Tx[1],@X[-2&7]
273 movdqa @X[-4&7],0(%rsp) # X[]+K xfer to IALU
274 psubd @Tx[1],@X[-4&7] # restore X[]
275 movdqa @X[-3&7],16(%rsp)
276 psubd @Tx[1],@X[-3&7]
277 movdqa @X[-2&7],32(%rsp)
278 psubd @Tx[1],@X[-2&7]
279 movups -112($key),$rndkey0 # $key[0]
280 movups 16-112($key),$rndkey[0] # forward reference
286 my ($n,$k)=($r/10,$r%10);
289 movups `16*$n`($in0),$in # load input
292 $code.=<<___ if ($n);
293 movups $iv,`16*($n-1)`($out,$in0) # write output
297 movups `32+16*$k-112`($key),$rndkey[1]
298 aesenc $rndkey[0],$iv
305 movups `32+16*($k+0)-112`($key),$rndkey[1]
306 aesenc $rndkey[0],$iv
307 movups `32+16*($k+1)-112`($key),$rndkey[0]
308 aesenc $rndkey[1],$iv
310 movups `32+16*($k+2)-112`($key),$rndkey[1]
311 aesenc $rndkey[0],$iv
312 movups `32+16*($k+3)-112`($key),$rndkey[0]
313 aesenc $rndkey[1],$iv
315 aesenclast $rndkey[0],$iv
316 movups 16-112($key),$rndkey[1] # forward reference
320 movups `32+16*$k-112`($key),$rndkey[1]
321 aesenc $rndkey[0],$iv
324 $r++; unshift(@rndkey,pop(@rndkey));
327 sub Xupdate_ssse3_16_31() # recall that $Xi starts with 4
330 my @insns = (&$body,&$body,&$body,&$body); # 40 instructions
333 eval(shift(@insns)); # ror
334 &pshufd (@X[0],@X[-4&7],0xee); # was &movdqa (@X[0],@X[-3&7]);
336 &movdqa (@Tx[0],@X[-1&7]);
337 &paddd (@Tx[1],@X[-1&7]);
341 &punpcklqdq(@X[0],@X[-3&7]); # compose "X[-14]" in "X[0]", was &palignr(@X[0],@X[-4&7],8);
343 eval(shift(@insns)); # rol
345 &psrldq (@Tx[0],4); # "X[-3]", 3 dwords
349 &pxor (@X[0],@X[-4&7]); # "X[0]"^="X[-16]"
351 eval(shift(@insns)); # ror
352 &pxor (@Tx[0],@X[-2&7]); # "X[-3]"^"X[-8]"
357 &pxor (@X[0],@Tx[0]); # "X[0]"^="X[-3]"^"X[-8]"
359 eval(shift(@insns)); # rol
360 &movdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer to IALU
364 &movdqa (@Tx[2],@X[0]);
367 eval(shift(@insns)); # ror
368 &movdqa (@Tx[0],@X[0]);
371 &pslldq (@Tx[2],12); # "X[0]"<<96, extract one dword
372 &paddd (@X[0],@X[0]);
378 eval(shift(@insns)); # rol
380 &movdqa (@Tx[1],@Tx[2]);
386 eval(shift(@insns)); # ror
387 &por (@X[0],@Tx[0]); # "X[0]"<<<=1
393 &pxor (@X[0],@Tx[2]);
395 &movdqa (@Tx[2],eval(16*(($Xi)/5))."($K_XX_XX)"); # K_XX_XX
396 eval(shift(@insns)); # rol
400 &pxor (@X[0],@Tx[1]); # "X[0]"^=("X[0]">>96)<<<2
401 &pshufd (@Tx[1],@X[-1&7],0xee) if ($Xi==7); # was &movdqa (@Tx[0],@X[-1&7]) in Xupdate_ssse3_32_79
403 foreach (@insns) { eval; } # remaining instructions [if any]
405 $Xi++; push(@X,shift(@X)); # "rotate" X[]
406 push(@Tx,shift(@Tx));
409 sub Xupdate_ssse3_32_79()
412 my @insns = (&$body,&$body,&$body,&$body); # 32 to 44 instructions
415 eval(shift(@insns)) if ($Xi==8);
416 &pxor (@X[0],@X[-4&7]); # "X[0]"="X[-32]"^"X[-16]"
417 eval(shift(@insns)) if ($Xi==8);
418 eval(shift(@insns)); # body_20_39
420 eval(shift(@insns)) if (@insns[1] =~ /_ror/);
421 eval(shift(@insns)) if (@insns[0] =~ /_ror/);
422 &punpcklqdq(@Tx[0],@X[-1&7]); # compose "X[-6]", was &palignr(@Tx[0],@X[-2&7],8);
424 eval(shift(@insns)); # rol
426 &pxor (@X[0],@X[-7&7]); # "X[0]"^="X[-28]"
430 &movdqa (@Tx[2],@Tx[1]);# "perpetuate" K_XX_XX...
431 } else { # ... or load next one
432 &movdqa (@Tx[2],eval(16*($Xi/5))."($K_XX_XX)");
434 eval(shift(@insns)); # ror
435 &paddd (@Tx[1],@X[-1&7]);
438 &pxor (@X[0],@Tx[0]); # "X[0]"^="X[-6]"
439 eval(shift(@insns)); # body_20_39
442 eval(shift(@insns)); # rol
443 eval(shift(@insns)) if (@insns[0] =~ /_ror/);
445 &movdqa (@Tx[0],@X[0]);
448 &movdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer to IALU
449 eval(shift(@insns)); # ror
451 eval(shift(@insns)); # body_20_39
457 eval(shift(@insns)) if (@insns[0] =~ /_rol/);# rol
460 eval(shift(@insns)); # ror
462 &por (@X[0],@Tx[0]); # "X[0]"<<<=2
464 eval(shift(@insns)); # body_20_39
465 eval(shift(@insns)) if (@insns[1] =~ /_rol/);
466 eval(shift(@insns)) if (@insns[0] =~ /_rol/);
467 &pshufd(@Tx[1],@X[-1&7],0xee) if ($Xi<19); # was &movdqa (@Tx[1],@X[0])
469 eval(shift(@insns)); # rol
472 eval(shift(@insns)); # rol
475 foreach (@insns) { eval; } # remaining instructions
477 $Xi++; push(@X,shift(@X)); # "rotate" X[]
478 push(@Tx,shift(@Tx));
481 sub Xuplast_ssse3_80()
484 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions
491 &paddd (@Tx[1],@X[-1&7]);
495 &movdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer IALU
497 foreach (@insns) { eval; } # remaining instructions
502 unshift(@Tx,pop(@Tx));
504 &movdqa (@Tx[2],"64($K_XX_XX)"); # pbswap mask
505 &movdqa (@Tx[1],"0($K_XX_XX)"); # K_00_19
506 &movdqu (@X[-4&7],"0($inp)"); # load input
507 &movdqu (@X[-3&7],"16($inp)");
508 &movdqu (@X[-2&7],"32($inp)");
509 &movdqu (@X[-1&7],"48($inp)");
510 &pshufb (@X[-4&7],@Tx[2]); # byte swap
519 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions
525 &pshufb (@X[($Xi-3)&7],@Tx[2]);
530 &paddd (@X[($Xi-4)&7],@Tx[1]);
535 &movdqa (eval(16*$Xi)."(%rsp)",@X[($Xi-4)&7]); # X[]+K xfer to IALU
540 &psubd (@X[($Xi-4)&7],@Tx[1]);
542 foreach (@insns) { eval; }
549 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions
552 foreach (@insns) { eval; }
556 '($a,$b,$c,$d,$e)=@V;'.
557 '&$_ror ($b,$j?7:2);', # $b>>>2
559 '&mov (@T[1],$a);', # $b for next round
561 '&add ($e,eval(4*($j&15))."(%rsp)");',# X[]+K xfer
562 '&xor ($b,$c);', # $c^$d for next round
566 '&and (@T[1],$b);', # ($b&($c^$d)) for next round
568 '&xor ($b,$c);', # restore $b
569 '&add ($e,$a);' .'$j++; unshift(@V,pop(@V)); unshift(@T,pop(@T));'
572 sub body_00_19 () { # ((c^d)&b)^d
573 # on start @T[0]=(c^d)&b
574 return &body_20_39() if ($rx==19); $rx++;
581 $k = (($jj+1)*12/20)*20*$n/12; # 12 aesencs per these 20 rounds
582 @r[$k%$n].='&$aesenc();' if ($jj==$k/$n);
589 '($a,$b,$c,$d,$e)=@V;'.
590 '&add ($e,eval(4*($j&15))."(%rsp)");',# X[]+K xfer
591 '&xor (@T[0],$d) if($j==19);'.
592 '&xor (@T[0],$c) if($j> 19);', # ($b^$d^$c)
593 '&mov (@T[1],$a);', # $b for next round
597 '&xor (@T[1],$c) if ($j< 79);', # $b^$d for next round
599 '&$_ror ($b,7);', # $b>>>2
600 '&add ($e,$a);' .'$j++; unshift(@V,pop(@V)); unshift(@T,pop(@T));'
603 sub body_20_39 () { # b^d^c
605 return &body_40_59() if ($rx==39); $rx++;
612 $k = (($jj+1)*8/20)*20*$n/8; # 8 aesencs per these 20 rounds
613 @r[$k%$n].='&$aesenc();' if ($jj==$k/$n && $rx!=20);
620 '($a,$b,$c,$d,$e)=@V;'.
621 '&add ($e,eval(4*($j&15))."(%rsp)");',# X[]+K xfer
622 '&and (@T[0],$c) if ($j>=40);', # (b^c)&(c^d)
623 '&xor ($c,$d) if ($j>=40);', # restore $c
625 '&$_ror ($b,7);', # $b>>>2
626 '&mov (@T[1],$a);', # $b for next round
631 '&xor (@T[1],$c) if ($j==59);'.
632 '&xor (@T[1],$b) if ($j< 59);', # b^c for next round
634 '&xor ($b,$c) if ($j< 59);', # c^d for next round
635 '&add ($e,$a);' .'$j++; unshift(@V,pop(@V)); unshift(@T,pop(@T));'
638 sub body_40_59 () { # ((b^c)&(c^d))^c
639 # on entry @T[0]=(b^c), (c^=d)
647 $k=(($jj+1)*12/20)*20*$n/12; # 12 aesencs per these 20 rounds
648 @r[$k%$n].='&$aesenc();' if ($jj==$k/$n && $rx!=40);
657 &Xupdate_ssse3_16_31(\&body_00_19);
658 &Xupdate_ssse3_16_31(\&body_00_19);
659 &Xupdate_ssse3_16_31(\&body_00_19);
660 &Xupdate_ssse3_16_31(\&body_00_19);
661 &Xupdate_ssse3_32_79(\&body_00_19);
662 &Xupdate_ssse3_32_79(\&body_20_39);
663 &Xupdate_ssse3_32_79(\&body_20_39);
664 &Xupdate_ssse3_32_79(\&body_20_39);
665 &Xupdate_ssse3_32_79(\&body_20_39);
666 &Xupdate_ssse3_32_79(\&body_20_39);
667 &Xupdate_ssse3_32_79(\&body_40_59);
668 &Xupdate_ssse3_32_79(\&body_40_59);
669 &Xupdate_ssse3_32_79(\&body_40_59);
670 &Xupdate_ssse3_32_79(\&body_40_59);
671 &Xupdate_ssse3_32_79(\&body_40_59);
672 &Xupdate_ssse3_32_79(\&body_20_39);
673 &Xuplast_ssse3_80(\&body_20_39,".Ldone_ssse3"); # can jump to "done"
675 $saved_j=$j; @saved_V=@V;
676 $saved_r=$r; @saved_rndkey=@rndkey;
678 &Xloop_ssse3(\&body_20_39);
679 &Xloop_ssse3(\&body_20_39);
680 &Xloop_ssse3(\&body_20_39);
683 movups $iv,48($out,$in0) # write output
686 add 0($ctx),$A # update context
693 mov @T[0],$B # magic seed
704 $jj=$j=$saved_j; @V=@saved_V;
705 $r=$saved_r; @rndkey=@saved_rndkey;
707 &Xtail_ssse3(\&body_20_39);
708 &Xtail_ssse3(\&body_20_39);
709 &Xtail_ssse3(\&body_20_39);
712 movups $iv,48($out,$in0) # write output
713 mov 88(%rsp),$ivp # restore $ivp
715 add 0($ctx),$A # update context
725 movups $iv,($ivp) # write IV
727 $code.=<<___ if ($win64);
728 movaps 96+0(%rsp),%xmm6
729 movaps 96+16(%rsp),%xmm7
730 movaps 96+32(%rsp),%xmm8
731 movaps 96+48(%rsp),%xmm9
732 movaps 96+64(%rsp),%xmm10
733 movaps 96+80(%rsp),%xmm11
734 movaps 96+96(%rsp),%xmm12
735 movaps 96+112(%rsp),%xmm13
736 movaps 96+128(%rsp),%xmm14
737 movaps 96+144(%rsp),%xmm15
740 lea `104+($win64?10*16:0)`(%rsp),%rsi
759 .size aesni_cbc_sha1_enc_ssse3,.-aesni_cbc_sha1_enc_ssse3
762 if ($stitched_decrypt) {{{
764 ($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
768 # reassign for Atom Silvermont (see above)
769 ($inout0,$inout1,$inout2,$inout3,$rndkey0)=map("%xmm$_",(0..4));
770 @X=map("%xmm$_",(8..13,6,7));
771 @Tx=map("%xmm$_",(14,15,5));
774 '&movdqu($inout0,"0x00($in0)");',
775 '&movdqu($inout1,"0x10($in0)"); &pxor ($inout0,$rndkey0);',
776 '&movdqu($inout2,"0x20($in0)"); &pxor ($inout1,$rndkey0);',
777 '&movdqu($inout3,"0x30($in0)"); &pxor ($inout2,$rndkey0);',
779 '&pxor ($inout3,$rndkey0); &movups ($rndkey0,"16-112($key)");',
780 '&movaps("64(%rsp)",@X[2]);', # save IV, originally @X[3]
783 for ($i=0;$i<13;$i++) {
785 '&aesdec ($inout0,$rndkey0);',
786 '&aesdec ($inout1,$rndkey0);',
787 '&aesdec ($inout2,$rndkey0);',
788 '&aesdec ($inout3,$rndkey0); &movups($rndkey0,"'.(16*($i+2)-112).'($key)");'
790 push (@aes256_dec,(undef,undef)) if (($i>=3 && $i<=5) || $i>=11);
791 push (@aes256_dec,(undef,undef)) if ($i==5);
794 '&aesdeclast ($inout0,$rndkey0); &movups (@X[0],"0x00($in0)");',
795 '&aesdeclast ($inout1,$rndkey0); &movups (@X[1],"0x10($in0)");',
796 '&aesdeclast ($inout2,$rndkey0); &movups (@X[2],"0x20($in0)");',
797 '&aesdeclast ($inout3,$rndkey0); &movups (@X[3],"0x30($in0)");',
799 '&xorps ($inout0,"64(%rsp)"); &movdqu ($rndkey0,"-112($key)");',
800 '&xorps ($inout1,@X[0]); &movups ("0x00($out,$in0)",$inout0);',
801 '&xorps ($inout2,@X[1]); &movups ("0x10($out,$in0)",$inout1);',
802 '&xorps ($inout3,@X[2]); &movups ("0x20($out,$in0)",$inout2);',
804 '&movups ("0x30($out,$in0)",$inout3);'
807 sub body_00_19_dec () { # ((c^d)&b)^d
808 # on start @T[0]=(c^d)&b
809 return &body_20_39_dec() if ($rx==19);
813 unshift (@r,@aes256_dec[$rx]) if (@aes256_dec[$rx]);
819 sub body_20_39_dec () { # b^d^c
821 return &body_40_59_dec() if ($rx==39);
825 unshift (@r,@aes256_dec[$rx]) if (@aes256_dec[$rx]);
831 sub body_40_59_dec () { # ((b^c)&(c^d))^c
832 # on entry @T[0]=(b^c), (c^=d)
836 unshift (@r,@aes256_dec[$rx]) if (@aes256_dec[$rx]);
843 .globl aesni256_cbc_sha1_dec
844 .type aesni256_cbc_sha1_dec,\@abi-omnipotent
846 aesni256_cbc_sha1_dec:
848 # caller should check for SSSE3 and AES-NI bits
849 mov OPENSSL_ia32cap_P+0(%rip),%r10d
850 mov OPENSSL_ia32cap_P+4(%rip),%r11d
852 $code.=<<___ if ($avx);
853 and \$`1<<28`,%r11d # mask AVX bit
854 and \$`1<<30`,%r10d # mask "Intel CPU" bit
856 cmp \$`1<<28|1<<30`,%r10d
857 je aesni256_cbc_sha1_dec_avx
860 jmp aesni256_cbc_sha1_dec_ssse3
863 .size aesni256_cbc_sha1_dec,.-aesni256_cbc_sha1_dec
865 .type aesni256_cbc_sha1_dec_ssse3,\@function,6
867 aesni256_cbc_sha1_dec_ssse3:
869 mov `($win64?56:8)`(%rsp),$inp # load 7th argument
882 lea `-104-($win64?10*16:0)`(%rsp),%rsp
883 .cfi_adjust_cfa_offset `104+($win64?10*16:0)`
885 $code.=<<___ if ($win64);
886 movaps %xmm6,96+0(%rsp)
887 movaps %xmm7,96+16(%rsp)
888 movaps %xmm8,96+32(%rsp)
889 movaps %xmm9,96+48(%rsp)
890 movaps %xmm10,96+64(%rsp)
891 movaps %xmm11,96+80(%rsp)
892 movaps %xmm12,96+96(%rsp)
893 movaps %xmm13,96+112(%rsp)
894 movaps %xmm14,96+128(%rsp)
895 movaps %xmm15,96+144(%rsp)
896 .Lprologue_dec_ssse3:
899 mov $in0,%r12 # reassign arguments
902 lea 112($key),%r15 # size optimization
903 movdqu ($ivp),@X[3] # load IV
904 #mov $ivp,88(%rsp) # save $ivp
906 ($in0,$out,$len,$key)=map("%r$_",(12..15)); # reassign arguments
910 add $inp,$len # end of input
912 lea K_XX_XX(%rip),$K_XX_XX
913 mov 0($ctx),$A # load context
917 mov $B,@T[0] # magic seed
923 movdqa 64($K_XX_XX),@Tx[2] # pbswap mask
924 movdqa 0($K_XX_XX),@Tx[1] # K_00_19
925 movdqu 0($inp),@X[-4&7] # load input to %xmm[0-3]
926 movdqu 16($inp),@X[-3&7]
927 movdqu 32($inp),@X[-2&7]
928 movdqu 48($inp),@X[-1&7]
929 pshufb @Tx[2],@X[-4&7] # byte swap
931 pshufb @Tx[2],@X[-3&7]
932 pshufb @Tx[2],@X[-2&7]
933 pshufb @Tx[2],@X[-1&7]
934 paddd @Tx[1],@X[-4&7] # add K_00_19
935 paddd @Tx[1],@X[-3&7]
936 paddd @Tx[1],@X[-2&7]
937 movdqa @X[-4&7],0(%rsp) # X[]+K xfer to IALU
938 psubd @Tx[1],@X[-4&7] # restore X[]
939 movdqa @X[-3&7],16(%rsp)
940 psubd @Tx[1],@X[-3&7]
941 movdqa @X[-2&7],32(%rsp)
942 psubd @Tx[1],@X[-2&7]
943 movdqu -112($key),$rndkey0 # $key[0]
949 &Xupdate_ssse3_16_31(\&body_00_19_dec);
950 &Xupdate_ssse3_16_31(\&body_00_19_dec);
951 &Xupdate_ssse3_16_31(\&body_00_19_dec);
952 &Xupdate_ssse3_16_31(\&body_00_19_dec);
953 &Xupdate_ssse3_32_79(\&body_00_19_dec);
954 &Xupdate_ssse3_32_79(\&body_20_39_dec);
955 &Xupdate_ssse3_32_79(\&body_20_39_dec);
956 &Xupdate_ssse3_32_79(\&body_20_39_dec);
957 &Xupdate_ssse3_32_79(\&body_20_39_dec);
958 &Xupdate_ssse3_32_79(\&body_20_39_dec);
959 &Xupdate_ssse3_32_79(\&body_40_59_dec);
960 &Xupdate_ssse3_32_79(\&body_40_59_dec);
961 &Xupdate_ssse3_32_79(\&body_40_59_dec);
962 &Xupdate_ssse3_32_79(\&body_40_59_dec);
963 &Xupdate_ssse3_32_79(\&body_40_59_dec);
964 &Xupdate_ssse3_32_79(\&body_20_39_dec);
965 &Xuplast_ssse3_80(\&body_20_39_dec,".Ldone_dec_ssse3"); # can jump to "done"
967 $saved_j=$j; @saved_V=@V;
970 &Xloop_ssse3(\&body_20_39_dec);
971 &Xloop_ssse3(\&body_20_39_dec);
972 &Xloop_ssse3(\&body_20_39_dec);
974 eval(@aes256_dec[-1]); # last store
978 add 0($ctx),$A # update context
985 mov @T[0],$B # magic seed
996 $jj=$j=$saved_j; @V=@saved_V;
999 &Xtail_ssse3(\&body_20_39_dec);
1000 &Xtail_ssse3(\&body_20_39_dec);
1001 &Xtail_ssse3(\&body_20_39_dec);
1003 eval(@aes256_dec[-1]); # last store
1005 add 0($ctx),$A # update context
1015 movups @X[3],($ivp) # write IV
1017 $code.=<<___ if ($win64);
1018 movaps 96+0(%rsp),%xmm6
1019 movaps 96+16(%rsp),%xmm7
1020 movaps 96+32(%rsp),%xmm8
1021 movaps 96+48(%rsp),%xmm9
1022 movaps 96+64(%rsp),%xmm10
1023 movaps 96+80(%rsp),%xmm11
1024 movaps 96+96(%rsp),%xmm12
1025 movaps 96+112(%rsp),%xmm13
1026 movaps 96+128(%rsp),%xmm14
1027 movaps 96+144(%rsp),%xmm15
1030 lea `104+($win64?10*16:0)`(%rsp),%rsi
1031 .cfi_cfa_def %rsi,56
1046 .Lepilogue_dec_ssse3:
1049 .size aesni256_cbc_sha1_dec_ssse3,.-aesni256_cbc_sha1_dec_ssse3
1055 my ($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
1058 my @X=map("%xmm$_",(4..7,0..3));
1059 my @Tx=map("%xmm$_",(8..10));
1060 my @V=($A,$B,$C,$D,$E)=("%eax","%ebx","%ecx","%edx","%ebp"); # size optimization
1061 my @T=("%esi","%edi");
1062 my ($rndkey0,$iv,$in)=map("%xmm$_",(11..13));
1063 my @rndkey=("%xmm14","%xmm15");
1064 my ($inout0,$inout1,$inout2,$inout3)=map("%xmm$_",(12..15)); # for dec
1067 my $_rol=sub { &shld(@_[0],@_) };
1068 my $_ror=sub { &shrd(@_[0],@_) };
1071 .type aesni_cbc_sha1_enc_avx,\@function,6
1073 aesni_cbc_sha1_enc_avx:
1075 mov `($win64?56:8)`(%rsp),$inp # load 7th argument
1076 #shr \$6,$len # debugging artefact
1077 #jz .Lepilogue_avx # debugging artefact
1090 lea `-104-($win64?10*16:0)`(%rsp),%rsp
1091 .cfi_adjust_cfa_offset `104+($win64?10*16:0)`
1092 #mov $in0,$inp # debugging artefact
1093 #lea 64(%rsp),$ctx # debugging artefact
1095 $code.=<<___ if ($win64);
1096 movaps %xmm6,96+0(%rsp)
1097 movaps %xmm7,96+16(%rsp)
1098 movaps %xmm8,96+32(%rsp)
1099 movaps %xmm9,96+48(%rsp)
1100 movaps %xmm10,96+64(%rsp)
1101 movaps %xmm11,96+80(%rsp)
1102 movaps %xmm12,96+96(%rsp)
1103 movaps %xmm13,96+112(%rsp)
1104 movaps %xmm14,96+128(%rsp)
1105 movaps %xmm15,96+144(%rsp)
1110 mov $in0,%r12 # reassign arguments
1113 lea 112($key),%r15 # size optimization
1114 vmovdqu ($ivp),$iv # load IV
1115 mov $ivp,88(%rsp) # save $ivp
1117 ($in0,$out,$len,$key)=map("%r$_",(12..15)); # reassign arguments
1118 my $rounds="${ivp}d";
1122 mov 240-112($key),$rounds
1123 add $inp,$len # end of input
1125 lea K_XX_XX(%rip),$K_XX_XX
1126 mov 0($ctx),$A # load context
1130 mov $B,@T[0] # magic seed
1136 vmovdqa 64($K_XX_XX),@X[2] # pbswap mask
1137 vmovdqa 0($K_XX_XX),$Kx # K_00_19
1138 vmovdqu 0($inp),@X[-4&7] # load input to %xmm[0-3]
1139 vmovdqu 16($inp),@X[-3&7]
1140 vmovdqu 32($inp),@X[-2&7]
1141 vmovdqu 48($inp),@X[-1&7]
1142 vpshufb @X[2],@X[-4&7],@X[-4&7] # byte swap
1144 vpshufb @X[2],@X[-3&7],@X[-3&7]
1145 vpshufb @X[2],@X[-2&7],@X[-2&7]
1146 vpshufb @X[2],@X[-1&7],@X[-1&7]
1147 vpaddd $Kx,@X[-4&7],@X[0] # add K_00_19
1148 vpaddd $Kx,@X[-3&7],@X[1]
1149 vpaddd $Kx,@X[-2&7],@X[2]
1150 vmovdqa @X[0],0(%rsp) # X[]+K xfer to IALU
1151 vmovdqa @X[1],16(%rsp)
1152 vmovdqa @X[2],32(%rsp)
1153 vmovups -112($key),$rndkey[1] # $key[0]
1154 vmovups 16-112($key),$rndkey[0] # forward reference
1160 my ($n,$k)=($r/10,$r%10);
1163 vmovdqu `16*$n`($in0),$in # load input
1164 vpxor $rndkey[1],$in,$in
1166 $code.=<<___ if ($n);
1167 vmovups $iv,`16*($n-1)`($out,$in0) # write output
1171 vaesenc $rndkey[0],$iv,$iv
1172 vmovups `32+16*$k-112`($key),$rndkey[1]
1179 vaesenc $rndkey[0],$iv,$iv
1180 vmovups `32+16*($k+0)-112`($key),$rndkey[1]
1181 vaesenc $rndkey[1],$iv,$iv
1182 vmovups `32+16*($k+1)-112`($key),$rndkey[0]
1184 vaesenc $rndkey[0],$iv,$iv
1185 vmovups `32+16*($k+2)-112`($key),$rndkey[1]
1186 vaesenc $rndkey[1],$iv,$iv
1187 vmovups `32+16*($k+3)-112`($key),$rndkey[0]
1189 vaesenclast $rndkey[0],$iv,$iv
1190 vmovups -112($key),$rndkey[0]
1191 vmovups 16-112($key),$rndkey[1] # forward reference
1195 vaesenc $rndkey[0],$iv,$iv
1196 vmovups `32+16*$k-112`($key),$rndkey[1]
1199 $r++; unshift(@rndkey,pop(@rndkey));
1202 sub Xupdate_avx_16_31() # recall that $Xi starts with 4
1205 my @insns = (&$body,&$body,&$body,&$body); # 40 instructions
1206 my ($a,$b,$c,$d,$e);
1208 eval(shift(@insns));
1209 eval(shift(@insns));
1210 &vpalignr(@X[0],@X[-3&7],@X[-4&7],8); # compose "X[-14]" in "X[0]"
1211 eval(shift(@insns));
1212 eval(shift(@insns));
1214 &vpaddd (@Tx[1],$Kx,@X[-1&7]);
1215 eval(shift(@insns));
1216 eval(shift(@insns));
1217 &vpsrldq(@Tx[0],@X[-1&7],4); # "X[-3]", 3 dwords
1218 eval(shift(@insns));
1219 eval(shift(@insns));
1220 &vpxor (@X[0],@X[0],@X[-4&7]); # "X[0]"^="X[-16]"
1221 eval(shift(@insns));
1222 eval(shift(@insns));
1224 &vpxor (@Tx[0],@Tx[0],@X[-2&7]); # "X[-3]"^"X[-8]"
1225 eval(shift(@insns));
1226 eval(shift(@insns));
1227 eval(shift(@insns));
1228 eval(shift(@insns));
1230 &vpxor (@X[0],@X[0],@Tx[0]); # "X[0]"^="X[-3]"^"X[-8]"
1231 eval(shift(@insns));
1232 eval(shift(@insns));
1233 &vmovdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer to IALU
1234 eval(shift(@insns));
1235 eval(shift(@insns));
1237 &vpsrld (@Tx[0],@X[0],31);
1238 eval(shift(@insns));
1239 eval(shift(@insns));
1240 eval(shift(@insns));
1241 eval(shift(@insns));
1243 &vpslldq(@Tx[1],@X[0],12); # "X[0]"<<96, extract one dword
1244 &vpaddd (@X[0],@X[0],@X[0]);
1245 eval(shift(@insns));
1246 eval(shift(@insns));
1247 eval(shift(@insns));
1248 eval(shift(@insns));
1250 &vpor (@X[0],@X[0],@Tx[0]); # "X[0]"<<<=1
1251 &vpsrld (@Tx[0],@Tx[1],30);
1252 eval(shift(@insns));
1253 eval(shift(@insns));
1254 eval(shift(@insns));
1255 eval(shift(@insns));
1257 &vpslld (@Tx[1],@Tx[1],2);
1258 &vpxor (@X[0],@X[0],@Tx[0]);
1259 eval(shift(@insns));
1260 eval(shift(@insns));
1261 eval(shift(@insns));
1262 eval(shift(@insns));
1264 &vpxor (@X[0],@X[0],@Tx[1]); # "X[0]"^=("X[0]">>96)<<<2
1265 eval(shift(@insns));
1266 eval(shift(@insns));
1267 &vmovdqa ($Kx,eval(16*(($Xi)/5))."($K_XX_XX)") if ($Xi%5==0); # K_XX_XX
1268 eval(shift(@insns));
1269 eval(shift(@insns));
1272 foreach (@insns) { eval; } # remaining instructions [if any]
1274 $Xi++; push(@X,shift(@X)); # "rotate" X[]
1277 sub Xupdate_avx_32_79()
1280 my @insns = (&$body,&$body,&$body,&$body); # 32 to 48 instructions
1281 my ($a,$b,$c,$d,$e);
1283 &vpalignr(@Tx[0],@X[-1&7],@X[-2&7],8); # compose "X[-6]"
1284 &vpxor (@X[0],@X[0],@X[-4&7]); # "X[0]"="X[-32]"^"X[-16]"
1285 eval(shift(@insns)); # body_20_39
1286 eval(shift(@insns));
1287 eval(shift(@insns));
1288 eval(shift(@insns)); # rol
1290 &vpxor (@X[0],@X[0],@X[-7&7]); # "X[0]"^="X[-28]"
1291 eval(shift(@insns));
1292 eval(shift(@insns)) if (@insns[0] !~ /&ro[rl]/);
1293 &vpaddd (@Tx[1],$Kx,@X[-1&7]);
1294 &vmovdqa ($Kx,eval(16*($Xi/5))."($K_XX_XX)") if ($Xi%5==0);
1295 eval(shift(@insns)); # ror
1296 eval(shift(@insns));
1298 &vpxor (@X[0],@X[0],@Tx[0]); # "X[0]"^="X[-6]"
1299 eval(shift(@insns)); # body_20_39
1300 eval(shift(@insns));
1301 eval(shift(@insns));
1302 eval(shift(@insns)); # rol
1304 &vpsrld (@Tx[0],@X[0],30);
1305 &vmovdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer to IALU
1306 eval(shift(@insns));
1307 eval(shift(@insns));
1308 eval(shift(@insns)); # ror
1309 eval(shift(@insns));
1311 &vpslld (@X[0],@X[0],2);
1312 eval(shift(@insns)); # body_20_39
1313 eval(shift(@insns));
1314 eval(shift(@insns));
1315 eval(shift(@insns)); # rol
1316 eval(shift(@insns));
1317 eval(shift(@insns));
1318 eval(shift(@insns)); # ror
1319 eval(shift(@insns));
1321 &vpor (@X[0],@X[0],@Tx[0]); # "X[0]"<<<=2
1322 eval(shift(@insns)); # body_20_39
1323 eval(shift(@insns));
1324 eval(shift(@insns));
1325 eval(shift(@insns)); # rol
1326 eval(shift(@insns));
1327 eval(shift(@insns));
1328 eval(shift(@insns)); # rol
1329 eval(shift(@insns));
1331 foreach (@insns) { eval; } # remaining instructions
1333 $Xi++; push(@X,shift(@X)); # "rotate" X[]
1336 sub Xuplast_avx_80()
1339 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions
1340 my ($a,$b,$c,$d,$e);
1342 eval(shift(@insns));
1343 &vpaddd (@Tx[1],$Kx,@X[-1&7]);
1344 eval(shift(@insns));
1345 eval(shift(@insns));
1346 eval(shift(@insns));
1347 eval(shift(@insns));
1349 &vmovdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer IALU
1351 foreach (@insns) { eval; } # remaining instructions
1356 &vmovdqa(@Tx[1],"64($K_XX_XX)"); # pbswap mask
1357 &vmovdqa($Kx,"0($K_XX_XX)"); # K_00_19
1358 &vmovdqu(@X[-4&7],"0($inp)"); # load input
1359 &vmovdqu(@X[-3&7],"16($inp)");
1360 &vmovdqu(@X[-2&7],"32($inp)");
1361 &vmovdqu(@X[-1&7],"48($inp)");
1362 &vpshufb(@X[-4&7],@X[-4&7],@Tx[1]); # byte swap
1371 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions
1372 my ($a,$b,$c,$d,$e);
1374 eval(shift(@insns));
1375 eval(shift(@insns));
1376 &vpshufb(@X[($Xi-3)&7],@X[($Xi-3)&7],@Tx[1]);
1377 eval(shift(@insns));
1378 eval(shift(@insns));
1379 &vpaddd (@Tx[0],@X[($Xi-4)&7],$Kx);
1380 eval(shift(@insns));
1381 eval(shift(@insns));
1382 eval(shift(@insns));
1383 eval(shift(@insns));
1384 &vmovdqa(eval(16*$Xi)."(%rsp)",@Tx[0]); # X[]+K xfer to IALU
1385 eval(shift(@insns));
1386 eval(shift(@insns));
1388 foreach (@insns) { eval; }
1395 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions
1396 my ($a,$b,$c,$d,$e);
1398 foreach (@insns) { eval; }
1405 &Xupdate_avx_16_31(\&body_00_19);
1406 &Xupdate_avx_16_31(\&body_00_19);
1407 &Xupdate_avx_16_31(\&body_00_19);
1408 &Xupdate_avx_16_31(\&body_00_19);
1409 &Xupdate_avx_32_79(\&body_00_19);
1410 &Xupdate_avx_32_79(\&body_20_39);
1411 &Xupdate_avx_32_79(\&body_20_39);
1412 &Xupdate_avx_32_79(\&body_20_39);
1413 &Xupdate_avx_32_79(\&body_20_39);
1414 &Xupdate_avx_32_79(\&body_20_39);
1415 &Xupdate_avx_32_79(\&body_40_59);
1416 &Xupdate_avx_32_79(\&body_40_59);
1417 &Xupdate_avx_32_79(\&body_40_59);
1418 &Xupdate_avx_32_79(\&body_40_59);
1419 &Xupdate_avx_32_79(\&body_40_59);
1420 &Xupdate_avx_32_79(\&body_20_39);
1421 &Xuplast_avx_80(\&body_20_39,".Ldone_avx"); # can jump to "done"
1423 $saved_j=$j; @saved_V=@V;
1424 $saved_r=$r; @saved_rndkey=@rndkey;
1426 &Xloop_avx(\&body_20_39);
1427 &Xloop_avx(\&body_20_39);
1428 &Xloop_avx(\&body_20_39);
1431 vmovups $iv,48($out,$in0) # write output
1434 add 0($ctx),$A # update context
1441 mov @T[0],$B # magic seed
1452 $jj=$j=$saved_j; @V=@saved_V;
1453 $r=$saved_r; @rndkey=@saved_rndkey;
1455 &Xtail_avx(\&body_20_39);
1456 &Xtail_avx(\&body_20_39);
1457 &Xtail_avx(\&body_20_39);
1460 vmovups $iv,48($out,$in0) # write output
1461 mov 88(%rsp),$ivp # restore $ivp
1463 add 0($ctx),$A # update context
1473 vmovups $iv,($ivp) # write IV
1476 $code.=<<___ if ($win64);
1477 movaps 96+0(%rsp),%xmm6
1478 movaps 96+16(%rsp),%xmm7
1479 movaps 96+32(%rsp),%xmm8
1480 movaps 96+48(%rsp),%xmm9
1481 movaps 96+64(%rsp),%xmm10
1482 movaps 96+80(%rsp),%xmm11
1483 movaps 96+96(%rsp),%xmm12
1484 movaps 96+112(%rsp),%xmm13
1485 movaps 96+128(%rsp),%xmm14
1486 movaps 96+144(%rsp),%xmm15
1489 lea `104+($win64?10*16:0)`(%rsp),%rsi
1490 .cfi_def_cfa %rsi,56
1508 .size aesni_cbc_sha1_enc_avx,.-aesni_cbc_sha1_enc_avx
1511 if ($stitched_decrypt) {{{
1513 ($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
1519 '&vpxor ($inout0,$rndkey0,"0x00($in0)");',
1520 '&vpxor ($inout1,$rndkey0,"0x10($in0)");',
1521 '&vpxor ($inout2,$rndkey0,"0x20($in0)");',
1522 '&vpxor ($inout3,$rndkey0,"0x30($in0)");',
1524 '&vmovups($rndkey0,"16-112($key)");',
1525 '&vmovups("64(%rsp)",@X[2]);', # save IV, originally @X[3]
1528 for ($i=0;$i<13;$i++) {
1530 '&vaesdec ($inout0,$inout0,$rndkey0);',
1531 '&vaesdec ($inout1,$inout1,$rndkey0);',
1532 '&vaesdec ($inout2,$inout2,$rndkey0);',
1533 '&vaesdec ($inout3,$inout3,$rndkey0); &vmovups($rndkey0,"'.(16*($i+2)-112).'($key)");'
1535 push (@aes256_dec,(undef,undef)) if (($i>=3 && $i<=5) || $i>=11);
1536 push (@aes256_dec,(undef,undef)) if ($i==5);
1539 '&vaesdeclast ($inout0,$inout0,$rndkey0); &vmovups(@X[0],"0x00($in0)");',
1540 '&vaesdeclast ($inout1,$inout1,$rndkey0); &vmovups(@X[1],"0x10($in0)");',
1541 '&vaesdeclast ($inout2,$inout2,$rndkey0); &vmovups(@X[2],"0x20($in0)");',
1542 '&vaesdeclast ($inout3,$inout3,$rndkey0); &vmovups(@X[3],"0x30($in0)");',
1544 '&vxorps ($inout0,$inout0,"64(%rsp)"); &vmovdqu($rndkey0,"-112($key)");',
1545 '&vxorps ($inout1,$inout1,@X[0]); &vmovups("0x00($out,$in0)",$inout0);',
1546 '&vxorps ($inout2,$inout2,@X[1]); &vmovups("0x10($out,$in0)",$inout1);',
1547 '&vxorps ($inout3,$inout3,@X[2]); &vmovups("0x20($out,$in0)",$inout2);',
1549 '&vmovups ("0x30($out,$in0)",$inout3);'
1553 .type aesni256_cbc_sha1_dec_avx,\@function,6
1555 aesni256_cbc_sha1_dec_avx:
1557 mov `($win64?56:8)`(%rsp),$inp # load 7th argument
1570 lea `-104-($win64?10*16:0)`(%rsp),%rsp
1571 .cfi_adjust_cfa_offset `104+($win64?10*16:0)`
1573 $code.=<<___ if ($win64);
1574 movaps %xmm6,96+0(%rsp)
1575 movaps %xmm7,96+16(%rsp)
1576 movaps %xmm8,96+32(%rsp)
1577 movaps %xmm9,96+48(%rsp)
1578 movaps %xmm10,96+64(%rsp)
1579 movaps %xmm11,96+80(%rsp)
1580 movaps %xmm12,96+96(%rsp)
1581 movaps %xmm13,96+112(%rsp)
1582 movaps %xmm14,96+128(%rsp)
1583 movaps %xmm15,96+144(%rsp)
1588 mov $in0,%r12 # reassign arguments
1591 lea 112($key),%r15 # size optimization
1592 vmovdqu ($ivp),@X[3] # load IV
1594 ($in0,$out,$len,$key)=map("%r$_",(12..15)); # reassign arguments
1598 add $inp,$len # end of input
1600 lea K_XX_XX(%rip),$K_XX_XX
1601 mov 0($ctx),$A # load context
1605 mov $B,@T[0] # magic seed
1611 vmovdqa 64($K_XX_XX),@X[2] # pbswap mask
1612 vmovdqa 0($K_XX_XX),$Kx # K_00_19
1613 vmovdqu 0($inp),@X[-4&7] # load input to %xmm[0-3]
1614 vmovdqu 16($inp),@X[-3&7]
1615 vmovdqu 32($inp),@X[-2&7]
1616 vmovdqu 48($inp),@X[-1&7]
1617 vpshufb @X[2],@X[-4&7],@X[-4&7] # byte swap
1619 vpshufb @X[2],@X[-3&7],@X[-3&7]
1620 vpshufb @X[2],@X[-2&7],@X[-2&7]
1621 vpshufb @X[2],@X[-1&7],@X[-1&7]
1622 vpaddd $Kx,@X[-4&7],@X[0] # add K_00_19
1623 vpaddd $Kx,@X[-3&7],@X[1]
1624 vpaddd $Kx,@X[-2&7],@X[2]
1625 vmovdqa @X[0],0(%rsp) # X[]+K xfer to IALU
1626 vmovdqa @X[1],16(%rsp)
1627 vmovdqa @X[2],32(%rsp)
1628 vmovups -112($key),$rndkey0 # $key[0]
1634 &Xupdate_avx_16_31(\&body_00_19_dec);
1635 &Xupdate_avx_16_31(\&body_00_19_dec);
1636 &Xupdate_avx_16_31(\&body_00_19_dec);
1637 &Xupdate_avx_16_31(\&body_00_19_dec);
1638 &Xupdate_avx_32_79(\&body_00_19_dec);
1639 &Xupdate_avx_32_79(\&body_20_39_dec);
1640 &Xupdate_avx_32_79(\&body_20_39_dec);
1641 &Xupdate_avx_32_79(\&body_20_39_dec);
1642 &Xupdate_avx_32_79(\&body_20_39_dec);
1643 &Xupdate_avx_32_79(\&body_20_39_dec);
1644 &Xupdate_avx_32_79(\&body_40_59_dec);
1645 &Xupdate_avx_32_79(\&body_40_59_dec);
1646 &Xupdate_avx_32_79(\&body_40_59_dec);
1647 &Xupdate_avx_32_79(\&body_40_59_dec);
1648 &Xupdate_avx_32_79(\&body_40_59_dec);
1649 &Xupdate_avx_32_79(\&body_20_39_dec);
1650 &Xuplast_avx_80(\&body_20_39_dec,".Ldone_dec_avx"); # can jump to "done"
1652 $saved_j=$j; @saved_V=@V;
1655 &Xloop_avx(\&body_20_39_dec);
1656 &Xloop_avx(\&body_20_39_dec);
1657 &Xloop_avx(\&body_20_39_dec);
1659 eval(@aes256_dec[-1]); # last store
1663 add 0($ctx),$A # update context
1670 mov @T[0],$B # magic seed
1681 $jj=$j=$saved_j; @V=@saved_V;
1684 &Xtail_avx(\&body_20_39_dec);
1685 &Xtail_avx(\&body_20_39_dec);
1686 &Xtail_avx(\&body_20_39_dec);
1688 eval(@aes256_dec[-1]); # last store
1691 add 0($ctx),$A # update context
1701 vmovups @X[3],($ivp) # write IV
1704 $code.=<<___ if ($win64);
1705 movaps 96+0(%rsp),%xmm6
1706 movaps 96+16(%rsp),%xmm7
1707 movaps 96+32(%rsp),%xmm8
1708 movaps 96+48(%rsp),%xmm9
1709 movaps 96+64(%rsp),%xmm10
1710 movaps 96+80(%rsp),%xmm11
1711 movaps 96+96(%rsp),%xmm12
1712 movaps 96+112(%rsp),%xmm13
1713 movaps 96+128(%rsp),%xmm14
1714 movaps 96+144(%rsp),%xmm15
1717 lea `104+($win64?10*16:0)`(%rsp),%rsi
1718 .cfi_def_cfa %rsi,56
1736 .size aesni256_cbc_sha1_dec_avx,.-aesni256_cbc_sha1_dec_avx
1743 .long 0x5a827999,0x5a827999,0x5a827999,0x5a827999 # K_00_19
1744 .long 0x6ed9eba1,0x6ed9eba1,0x6ed9eba1,0x6ed9eba1 # K_20_39
1745 .long 0x8f1bbcdc,0x8f1bbcdc,0x8f1bbcdc,0x8f1bbcdc # K_40_59
1746 .long 0xca62c1d6,0xca62c1d6,0xca62c1d6,0xca62c1d6 # K_60_79
1747 .long 0x00010203,0x04050607,0x08090a0b,0x0c0d0e0f # pbswap mask
1748 .byte 0xf,0xe,0xd,0xc,0xb,0xa,0x9,0x8,0x7,0x6,0x5,0x4,0x3,0x2,0x1,0x0
1750 .asciz "AESNI-CBC+SHA1 stitch for x86_64, CRYPTOGAMS by <appro\@openssl.org>"
1754 ($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
1758 ($iv,$in,$rndkey0)=map("%xmm$_",(2,14,15));
1759 @rndkey=("%xmm0","%xmm1");
1762 my ($BSWAP,$ABCD,$E,$E_,$ABCD_SAVE,$E_SAVE)=map("%xmm$_",(7..12));
1763 my @MSG=map("%xmm$_",(3..6));
1766 .type aesni_cbc_sha1_enc_shaext,\@function,6
1768 aesni_cbc_sha1_enc_shaext:
1770 mov `($win64?56:8)`(%rsp),$inp # load 7th argument
1772 $code.=<<___ if ($win64);
1773 lea `-8-10*16`(%rsp),%rsp
1774 movaps %xmm6,-8-10*16(%rax)
1775 movaps %xmm7,-8-9*16(%rax)
1776 movaps %xmm8,-8-8*16(%rax)
1777 movaps %xmm9,-8-7*16(%rax)
1778 movaps %xmm10,-8-6*16(%rax)
1779 movaps %xmm11,-8-5*16(%rax)
1780 movaps %xmm12,-8-4*16(%rax)
1781 movaps %xmm13,-8-3*16(%rax)
1782 movaps %xmm14,-8-2*16(%rax)
1783 movaps %xmm15,-8-1*16(%rax)
1789 movdqa K_XX_XX+0x50(%rip),$BSWAP # byte-n-word swap
1791 mov 240($key),$rounds
1793 movups ($key),$rndkey0 # $key[0]
1794 movups ($ivp),$iv # load IV
1795 movups 16($key),$rndkey[0] # forward reference
1796 lea 112($key),$key # size optimization
1798 pshufd \$0b00011011,$ABCD,$ABCD # flip word order
1799 pshufd \$0b00011011,$E,$E # flip word order
1807 movdqu ($inp),@MSG[0]
1808 movdqa $E,$E_SAVE # offload $E
1809 pshufb $BSWAP,@MSG[0]
1810 movdqu 0x10($inp),@MSG[1]
1811 movdqa $ABCD,$ABCD_SAVE # offload $ABCD
1815 pshufb $BSWAP,@MSG[1]
1818 movdqu 0x20($inp),@MSG[2]
1820 pxor $E_SAVE,@MSG[0] # black magic
1824 pxor $E_SAVE,@MSG[0] # black magic
1826 pshufb $BSWAP,@MSG[2]
1827 sha1rnds4 \$0,$E,$ABCD # 0-3
1828 sha1nexte @MSG[1],$E_
1832 sha1msg1 @MSG[1],@MSG[0]
1833 movdqu -0x10($inp),@MSG[3]
1835 pshufb $BSWAP,@MSG[3]
1839 sha1rnds4 \$0,$E_,$ABCD # 4-7
1840 sha1nexte @MSG[2],$E
1841 pxor @MSG[2],@MSG[0]
1842 sha1msg1 @MSG[2],@MSG[1]
1846 for($i=2;$i<20-4;$i++) {
1849 sha1rnds4 \$`int($i/5)`,$E,$ABCD # 8-11
1850 sha1nexte @MSG[3],$E_
1854 sha1msg2 @MSG[3],@MSG[0]
1855 pxor @MSG[3],@MSG[1]
1856 sha1msg1 @MSG[3],@MSG[2]
1859 push(@MSG,shift(@MSG));
1865 sha1rnds4 \$3,$E,$ABCD # 64-67
1866 sha1nexte @MSG[3],$E_
1867 sha1msg2 @MSG[3],@MSG[0]
1868 pxor @MSG[3],@MSG[1]
1873 sha1rnds4 \$3,$E_,$ABCD # 68-71
1874 sha1nexte @MSG[0],$E
1875 sha1msg2 @MSG[0],@MSG[1]
1879 movdqa $E_SAVE,@MSG[0]
1881 sha1rnds4 \$3,$E,$ABCD # 72-75
1882 sha1nexte @MSG[1],$E_
1887 sha1rnds4 \$3,$E_,$ABCD # 76-79
1888 sha1nexte $MSG[0],$E
1890 while($r<40) { &$aesenc(); } # remaining aesenc's
1894 paddd $ABCD_SAVE,$ABCD
1895 movups $iv,48($out,$in0) # write output
1899 pshufd \$0b00011011,$ABCD,$ABCD
1900 pshufd \$0b00011011,$E,$E
1901 movups $iv,($ivp) # write IV
1905 $code.=<<___ if ($win64);
1906 movaps -8-10*16(%rax),%xmm6
1907 movaps -8-9*16(%rax),%xmm7
1908 movaps -8-8*16(%rax),%xmm8
1909 movaps -8-7*16(%rax),%xmm9
1910 movaps -8-6*16(%rax),%xmm10
1911 movaps -8-5*16(%rax),%xmm11
1912 movaps -8-4*16(%rax),%xmm12
1913 movaps -8-3*16(%rax),%xmm13
1914 movaps -8-2*16(%rax),%xmm14
1915 movaps -8-1*16(%rax),%xmm15
1922 .size aesni_cbc_sha1_enc_shaext,.-aesni_cbc_sha1_enc_shaext
1925 # EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame,
1926 # CONTEXT *context,DISPATCHER_CONTEXT *disp)
1934 .extern __imp_RtlVirtualUnwind
1935 .type ssse3_handler,\@abi-omnipotent
1949 mov 120($context),%rax # pull context->Rax
1950 mov 248($context),%rbx # pull context->Rip
1952 mov 8($disp),%rsi # disp->ImageBase
1953 mov 56($disp),%r11 # disp->HandlerData
1955 mov 0(%r11),%r10d # HandlerData[0]
1956 lea (%rsi,%r10),%r10 # prologue label
1957 cmp %r10,%rbx # context->Rip<prologue label
1958 jb .Lcommon_seh_tail
1960 mov 152($context),%rax # pull context->Rsp
1962 mov 4(%r11),%r10d # HandlerData[1]
1963 lea (%rsi,%r10),%r10 # epilogue label
1964 cmp %r10,%rbx # context->Rip>=epilogue label
1965 jae .Lcommon_seh_tail
1967 $code.=<<___ if ($shaext);
1968 lea aesni_cbc_sha1_enc_shaext(%rip),%r10
1973 lea 512($context),%rdi # &context.Xmm6
1975 .long 0xa548f3fc # cld; rep movsq
1976 lea 168(%rax),%rax # adjust stack pointer
1977 jmp .Lcommon_seh_tail
1982 lea 512($context),%rdi # &context.Xmm6
1984 .long 0xa548f3fc # cld; rep movsq
1985 lea `104+10*16`(%rax),%rax # adjust stack pointer
1994 mov %rbx,144($context) # restore context->Rbx
1995 mov %rbp,160($context) # restore context->Rbp
1996 mov %r12,216($context) # restore context->R12
1997 mov %r13,224($context) # restore context->R13
1998 mov %r14,232($context) # restore context->R14
1999 mov %r15,240($context) # restore context->R15
2004 mov %rax,152($context) # restore context->Rsp
2005 mov %rsi,168($context) # restore context->Rsi
2006 mov %rdi,176($context) # restore context->Rdi
2008 mov 40($disp),%rdi # disp->ContextRecord
2009 mov $context,%rsi # context
2010 mov \$154,%ecx # sizeof(CONTEXT)
2011 .long 0xa548f3fc # cld; rep movsq
2014 xor %rcx,%rcx # arg1, UNW_FLAG_NHANDLER
2015 mov 8(%rsi),%rdx # arg2, disp->ImageBase
2016 mov 0(%rsi),%r8 # arg3, disp->ControlPc
2017 mov 16(%rsi),%r9 # arg4, disp->FunctionEntry
2018 mov 40(%rsi),%r10 # disp->ContextRecord
2019 lea 56(%rsi),%r11 # &disp->HandlerData
2020 lea 24(%rsi),%r12 # &disp->EstablisherFrame
2021 mov %r10,32(%rsp) # arg5
2022 mov %r11,40(%rsp) # arg6
2023 mov %r12,48(%rsp) # arg7
2024 mov %rcx,56(%rsp) # arg8, (NULL)
2025 call *__imp_RtlVirtualUnwind(%rip)
2027 mov \$1,%eax # ExceptionContinueSearch
2039 .size ssse3_handler,.-ssse3_handler
2043 .rva .LSEH_begin_aesni_cbc_sha1_enc_ssse3
2044 .rva .LSEH_end_aesni_cbc_sha1_enc_ssse3
2045 .rva .LSEH_info_aesni_cbc_sha1_enc_ssse3
2047 $code.=<<___ if ($avx);
2048 .rva .LSEH_begin_aesni_cbc_sha1_enc_avx
2049 .rva .LSEH_end_aesni_cbc_sha1_enc_avx
2050 .rva .LSEH_info_aesni_cbc_sha1_enc_avx
2052 $code.=<<___ if ($shaext);
2053 .rva .LSEH_begin_aesni_cbc_sha1_enc_shaext
2054 .rva .LSEH_end_aesni_cbc_sha1_enc_shaext
2055 .rva .LSEH_info_aesni_cbc_sha1_enc_shaext
2060 .LSEH_info_aesni_cbc_sha1_enc_ssse3:
2063 .rva .Lprologue_ssse3,.Lepilogue_ssse3 # HandlerData[]
2065 $code.=<<___ if ($avx);
2066 .LSEH_info_aesni_cbc_sha1_enc_avx:
2069 .rva .Lprologue_avx,.Lepilogue_avx # HandlerData[]
2071 $code.=<<___ if ($shaext);
2072 .LSEH_info_aesni_cbc_sha1_enc_shaext:
2075 .rva .Lprologue_shaext,.Lepilogue_shaext # HandlerData[]
2079 ####################################################################
2081 local *opcode=shift;
2085 $rex|=0x04 if($dst>=8);
2086 $rex|=0x01 if($src>=8);
2087 unshift @opcode,$rex|0x40 if($rex);
2091 if (@_[0] =~ /\$([x0-9a-f]+),\s*%xmm([0-9]+),\s*%xmm([0-9]+)/) {
2092 my @opcode=(0x0f,0x3a,0xcc);
2093 rex(\@opcode,$3,$2);
2094 push @opcode,0xc0|($2&7)|(($3&7)<<3); # ModR/M
2096 push @opcode,$c=~/^0/?oct($c):$c;
2097 return ".byte\t".join(',',@opcode);
2099 return "sha1rnds4\t".@_[0];
2106 "sha1nexte" => 0xc8,
2108 "sha1msg2" => 0xca );
2110 if (defined($opcodelet{$instr}) && @_[0] =~ /%xmm([0-9]+),\s*%xmm([0-9]+)/) {
2111 my @opcode=(0x0f,0x38);
2112 rex(\@opcode,$2,$1);
2113 push @opcode,$opcodelet{$instr};
2114 push @opcode,0xc0|($1&7)|(($2&7)<<3); # ModR/M
2115 return ".byte\t".join(',',@opcode);
2117 return $instr."\t".@_[0];
2123 my @opcode=(0x0f,0x38);
2125 if ($line=~/(aes[a-z]+)\s+%xmm([0-9]+),\s*%xmm([0-9]+)/) {
2127 "aesenc" => 0xdc, "aesenclast" => 0xdd,
2128 "aesdec" => 0xde, "aesdeclast" => 0xdf
2130 return undef if (!defined($opcodelet{$1}));
2131 rex(\@opcode,$3,$2);
2132 push @opcode,$opcodelet{$1},0xc0|($2&7)|(($3&7)<<3); # ModR/M
2133 unshift @opcode,0x66;
2134 return ".byte\t".join(',',@opcode);
2139 foreach (split("\n",$code)) {
2140 s/\`([^\`]*)\`/eval $1/geo;
2142 s/\b(sha1rnds4)\s+(.*)/sha1rnds4($2)/geo or
2143 s/\b(sha1[^\s]*)\s+(.*)/sha1op38($1,$2)/geo or
2144 s/\b(aes.*%xmm[0-9]+).*$/aesni($1)/geo;