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
138 # caller should check for SSSE3 and AES-NI bits
139 mov OPENSSL_ia32cap_P+0(%rip),%r10d
140 mov OPENSSL_ia32cap_P+4(%rip),%r11
142 $code.=<<___ if ($shaext);
143 bt \$61,%r11 # check SHA bit
144 jc aesni_cbc_sha1_enc_shaext
146 $code.=<<___ if ($avx);
147 and \$`1<<28`,%r11d # mask AVX bit
148 and \$`1<<30`,%r10d # mask "Intel CPU" bit
150 cmp \$`1<<28|1<<30`,%r10d
151 je aesni_cbc_sha1_enc_avx
154 jmp aesni_cbc_sha1_enc_ssse3
156 .size aesni_cbc_sha1_enc,.-aesni_cbc_sha1_enc
159 my ($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
162 my @X=map("%xmm$_",(4..7,0..3));
163 my @Tx=map("%xmm$_",(8..10));
164 my @V=($A,$B,$C,$D,$E)=("%eax","%ebx","%ecx","%edx","%ebp"); # size optimization
165 my @T=("%esi","%edi");
166 my $j=0; my $jj=0; my $r=0; my $sn=0; my $rx=0;
168 my ($rndkey0,$iv,$in)=map("%xmm$_",(11..13)); # for enc
169 my @rndkey=("%xmm14","%xmm15"); # for enc
170 my ($inout0,$inout1,$inout2,$inout3)=map("%xmm$_",(12..15)); # for dec
172 if (1) { # reassign for Atom Silvermont
173 # The goal is to minimize amount of instructions with more than
174 # 3 prefix bytes. Or in more practical terms to keep AES-NI *and*
175 # SSSE3 instructions to upper half of the register bank.
176 @X=map("%xmm$_",(8..11,4..7));
177 @Tx=map("%xmm$_",(12,13,3));
178 ($iv,$in,$rndkey0)=map("%xmm$_",(2,14,15));
179 @rndkey=("%xmm0","%xmm1");
182 sub AUTOLOAD() # thunk [simplified] 32-bit style perlasm
183 { my $opcode = $AUTOLOAD; $opcode =~ s/.*:://;
185 $arg = "\$$arg" if ($arg*1 eq $arg);
186 $code .= "\t$opcode\t".join(',',$arg,reverse @_)."\n";
189 my $_rol=sub { &rol(@_) };
190 my $_ror=sub { &ror(@_) };
193 .type aesni_cbc_sha1_enc_ssse3,\@function,6
195 aesni_cbc_sha1_enc_ssse3:
197 mov `($win64?56:8)`(%rsp),$inp # load 7th argument
198 #shr \$6,$len # debugging artefact
199 #jz .Lepilogue_ssse3 # debugging artefact
212 lea `-104-($win64?10*16:0)`(%rsp),%rsp
213 .cfi_adjust_cfa_offset `104+($win64?10*16:0)`
214 #mov $in0,$inp # debugging artefact
215 #lea 64(%rsp),$ctx # debugging artefact
217 $code.=<<___ if ($win64);
218 movaps %xmm6,96+0(%rsp)
219 movaps %xmm7,96+16(%rsp)
220 movaps %xmm8,96+32(%rsp)
221 movaps %xmm9,96+48(%rsp)
222 movaps %xmm10,96+64(%rsp)
223 movaps %xmm11,96+80(%rsp)
224 movaps %xmm12,96+96(%rsp)
225 movaps %xmm13,96+112(%rsp)
226 movaps %xmm14,96+128(%rsp)
227 movaps %xmm15,96+144(%rsp)
231 mov $in0,%r12 # reassign arguments
234 lea 112($key),%r15 # size optimization
235 movdqu ($ivp),$iv # load IV
236 mov $ivp,88(%rsp) # save $ivp
238 ($in0,$out,$len,$key)=map("%r$_",(12..15)); # reassign arguments
239 my $rounds="${ivp}d";
243 mov 240-112($key),$rounds
244 add $inp,$len # end of input
246 lea K_XX_XX(%rip),$K_XX_XX
247 mov 0($ctx),$A # load context
251 mov $B,@T[0] # magic seed
257 movdqa 64($K_XX_XX),@Tx[2] # pbswap mask
258 movdqa 0($K_XX_XX),@Tx[1] # K_00_19
259 movdqu 0($inp),@X[-4&7] # load input to %xmm[0-3]
260 movdqu 16($inp),@X[-3&7]
261 movdqu 32($inp),@X[-2&7]
262 movdqu 48($inp),@X[-1&7]
263 pshufb @Tx[2],@X[-4&7] # byte swap
264 pshufb @Tx[2],@X[-3&7]
265 pshufb @Tx[2],@X[-2&7]
267 paddd @Tx[1],@X[-4&7] # add K_00_19
268 pshufb @Tx[2],@X[-1&7]
269 paddd @Tx[1],@X[-3&7]
270 paddd @Tx[1],@X[-2&7]
271 movdqa @X[-4&7],0(%rsp) # X[]+K xfer to IALU
272 psubd @Tx[1],@X[-4&7] # restore X[]
273 movdqa @X[-3&7],16(%rsp)
274 psubd @Tx[1],@X[-3&7]
275 movdqa @X[-2&7],32(%rsp)
276 psubd @Tx[1],@X[-2&7]
277 movups -112($key),$rndkey0 # $key[0]
278 movups 16-112($key),$rndkey[0] # forward reference
284 my ($n,$k)=($r/10,$r%10);
287 movups `16*$n`($in0),$in # load input
290 $code.=<<___ if ($n);
291 movups $iv,`16*($n-1)`($out,$in0) # write output
295 movups `32+16*$k-112`($key),$rndkey[1]
296 aesenc $rndkey[0],$iv
303 movups `32+16*($k+0)-112`($key),$rndkey[1]
304 aesenc $rndkey[0],$iv
305 movups `32+16*($k+1)-112`($key),$rndkey[0]
306 aesenc $rndkey[1],$iv
308 movups `32+16*($k+2)-112`($key),$rndkey[1]
309 aesenc $rndkey[0],$iv
310 movups `32+16*($k+3)-112`($key),$rndkey[0]
311 aesenc $rndkey[1],$iv
313 aesenclast $rndkey[0],$iv
314 movups 16-112($key),$rndkey[1] # forward reference
318 movups `32+16*$k-112`($key),$rndkey[1]
319 aesenc $rndkey[0],$iv
322 $r++; unshift(@rndkey,pop(@rndkey));
325 sub Xupdate_ssse3_16_31() # recall that $Xi starts with 4
328 my @insns = (&$body,&$body,&$body,&$body); # 40 instructions
331 eval(shift(@insns)); # ror
332 &pshufd (@X[0],@X[-4&7],0xee); # was &movdqa (@X[0],@X[-3&7]);
334 &movdqa (@Tx[0],@X[-1&7]);
335 &paddd (@Tx[1],@X[-1&7]);
339 &punpcklqdq(@X[0],@X[-3&7]); # compose "X[-14]" in "X[0]", was &palignr(@X[0],@X[-4&7],8);
341 eval(shift(@insns)); # rol
343 &psrldq (@Tx[0],4); # "X[-3]", 3 dwords
347 &pxor (@X[0],@X[-4&7]); # "X[0]"^="X[-16]"
349 eval(shift(@insns)); # ror
350 &pxor (@Tx[0],@X[-2&7]); # "X[-3]"^"X[-8]"
355 &pxor (@X[0],@Tx[0]); # "X[0]"^="X[-3]"^"X[-8]"
357 eval(shift(@insns)); # rol
358 &movdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer to IALU
362 &movdqa (@Tx[2],@X[0]);
365 eval(shift(@insns)); # ror
366 &movdqa (@Tx[0],@X[0]);
369 &pslldq (@Tx[2],12); # "X[0]"<<96, extract one dword
370 &paddd (@X[0],@X[0]);
376 eval(shift(@insns)); # rol
378 &movdqa (@Tx[1],@Tx[2]);
384 eval(shift(@insns)); # ror
385 &por (@X[0],@Tx[0]); # "X[0]"<<<=1
391 &pxor (@X[0],@Tx[2]);
393 &movdqa (@Tx[2],eval(16*(($Xi)/5))."($K_XX_XX)"); # K_XX_XX
394 eval(shift(@insns)); # rol
398 &pxor (@X[0],@Tx[1]); # "X[0]"^=("X[0]">>96)<<<2
399 &pshufd (@Tx[1],@X[-1&7],0xee) if ($Xi==7); # was &movdqa (@Tx[0],@X[-1&7]) in Xupdate_ssse3_32_79
401 foreach (@insns) { eval; } # remaining instructions [if any]
403 $Xi++; push(@X,shift(@X)); # "rotate" X[]
404 push(@Tx,shift(@Tx));
407 sub Xupdate_ssse3_32_79()
410 my @insns = (&$body,&$body,&$body,&$body); # 32 to 44 instructions
413 eval(shift(@insns)) if ($Xi==8);
414 &pxor (@X[0],@X[-4&7]); # "X[0]"="X[-32]"^"X[-16]"
415 eval(shift(@insns)) if ($Xi==8);
416 eval(shift(@insns)); # body_20_39
418 eval(shift(@insns)) if (@insns[1] =~ /_ror/);
419 eval(shift(@insns)) if (@insns[0] =~ /_ror/);
420 &punpcklqdq(@Tx[0],@X[-1&7]); # compose "X[-6]", was &palignr(@Tx[0],@X[-2&7],8);
422 eval(shift(@insns)); # rol
424 &pxor (@X[0],@X[-7&7]); # "X[0]"^="X[-28]"
428 &movdqa (@Tx[2],@Tx[1]);# "perpetuate" K_XX_XX...
429 } else { # ... or load next one
430 &movdqa (@Tx[2],eval(16*($Xi/5))."($K_XX_XX)");
432 eval(shift(@insns)); # ror
433 &paddd (@Tx[1],@X[-1&7]);
436 &pxor (@X[0],@Tx[0]); # "X[0]"^="X[-6]"
437 eval(shift(@insns)); # body_20_39
440 eval(shift(@insns)); # rol
441 eval(shift(@insns)) if (@insns[0] =~ /_ror/);
443 &movdqa (@Tx[0],@X[0]);
446 &movdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer to IALU
447 eval(shift(@insns)); # ror
449 eval(shift(@insns)); # body_20_39
455 eval(shift(@insns)) if (@insns[0] =~ /_rol/);# rol
458 eval(shift(@insns)); # ror
460 &por (@X[0],@Tx[0]); # "X[0]"<<<=2
462 eval(shift(@insns)); # body_20_39
463 eval(shift(@insns)) if (@insns[1] =~ /_rol/);
464 eval(shift(@insns)) if (@insns[0] =~ /_rol/);
465 &pshufd(@Tx[1],@X[-1&7],0xee) if ($Xi<19); # was &movdqa (@Tx[1],@X[0])
467 eval(shift(@insns)); # rol
470 eval(shift(@insns)); # rol
473 foreach (@insns) { eval; } # remaining instructions
475 $Xi++; push(@X,shift(@X)); # "rotate" X[]
476 push(@Tx,shift(@Tx));
479 sub Xuplast_ssse3_80()
482 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions
489 &paddd (@Tx[1],@X[-1&7]);
493 &movdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer IALU
495 foreach (@insns) { eval; } # remaining instructions
500 unshift(@Tx,pop(@Tx));
502 &movdqa (@Tx[2],"64($K_XX_XX)"); # pbswap mask
503 &movdqa (@Tx[1],"0($K_XX_XX)"); # K_00_19
504 &movdqu (@X[-4&7],"0($inp)"); # load input
505 &movdqu (@X[-3&7],"16($inp)");
506 &movdqu (@X[-2&7],"32($inp)");
507 &movdqu (@X[-1&7],"48($inp)");
508 &pshufb (@X[-4&7],@Tx[2]); # byte swap
517 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions
523 &pshufb (@X[($Xi-3)&7],@Tx[2]);
528 &paddd (@X[($Xi-4)&7],@Tx[1]);
533 &movdqa (eval(16*$Xi)."(%rsp)",@X[($Xi-4)&7]); # X[]+K xfer to IALU
538 &psubd (@X[($Xi-4)&7],@Tx[1]);
540 foreach (@insns) { eval; }
547 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions
550 foreach (@insns) { eval; }
554 '($a,$b,$c,$d,$e)=@V;'.
555 '&$_ror ($b,$j?7:2);', # $b>>>2
557 '&mov (@T[1],$a);', # $b for next round
559 '&add ($e,eval(4*($j&15))."(%rsp)");',# X[]+K xfer
560 '&xor ($b,$c);', # $c^$d for next round
564 '&and (@T[1],$b);', # ($b&($c^$d)) for next round
566 '&xor ($b,$c);', # restore $b
567 '&add ($e,$a);' .'$j++; unshift(@V,pop(@V)); unshift(@T,pop(@T));'
570 sub body_00_19 () { # ((c^d)&b)^d
571 # on start @T[0]=(c^d)&b
572 return &body_20_39() if ($rx==19); $rx++;
579 $k = (($jj+1)*12/20)*20*$n/12; # 12 aesencs per these 20 rounds
580 @r[$k%$n].='&$aesenc();' if ($jj==$k/$n);
587 '($a,$b,$c,$d,$e)=@V;'.
588 '&add ($e,eval(4*($j&15))."(%rsp)");',# X[]+K xfer
589 '&xor (@T[0],$d) if($j==19);'.
590 '&xor (@T[0],$c) if($j> 19);', # ($b^$d^$c)
591 '&mov (@T[1],$a);', # $b for next round
595 '&xor (@T[1],$c) if ($j< 79);', # $b^$d for next round
597 '&$_ror ($b,7);', # $b>>>2
598 '&add ($e,$a);' .'$j++; unshift(@V,pop(@V)); unshift(@T,pop(@T));'
601 sub body_20_39 () { # b^d^c
603 return &body_40_59() if ($rx==39); $rx++;
610 $k = (($jj+1)*8/20)*20*$n/8; # 8 aesencs per these 20 rounds
611 @r[$k%$n].='&$aesenc();' if ($jj==$k/$n && $rx!=20);
618 '($a,$b,$c,$d,$e)=@V;'.
619 '&add ($e,eval(4*($j&15))."(%rsp)");',# X[]+K xfer
620 '&and (@T[0],$c) if ($j>=40);', # (b^c)&(c^d)
621 '&xor ($c,$d) if ($j>=40);', # restore $c
623 '&$_ror ($b,7);', # $b>>>2
624 '&mov (@T[1],$a);', # $b for next round
629 '&xor (@T[1],$c) if ($j==59);'.
630 '&xor (@T[1],$b) if ($j< 59);', # b^c for next round
632 '&xor ($b,$c) if ($j< 59);', # c^d for next round
633 '&add ($e,$a);' .'$j++; unshift(@V,pop(@V)); unshift(@T,pop(@T));'
636 sub body_40_59 () { # ((b^c)&(c^d))^c
637 # on entry @T[0]=(b^c), (c^=d)
645 $k=(($jj+1)*12/20)*20*$n/12; # 12 aesencs per these 20 rounds
646 @r[$k%$n].='&$aesenc();' if ($jj==$k/$n && $rx!=40);
655 &Xupdate_ssse3_16_31(\&body_00_19);
656 &Xupdate_ssse3_16_31(\&body_00_19);
657 &Xupdate_ssse3_16_31(\&body_00_19);
658 &Xupdate_ssse3_16_31(\&body_00_19);
659 &Xupdate_ssse3_32_79(\&body_00_19);
660 &Xupdate_ssse3_32_79(\&body_20_39);
661 &Xupdate_ssse3_32_79(\&body_20_39);
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_40_59);
666 &Xupdate_ssse3_32_79(\&body_40_59);
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_20_39);
671 &Xuplast_ssse3_80(\&body_20_39,".Ldone_ssse3"); # can jump to "done"
673 $saved_j=$j; @saved_V=@V;
674 $saved_r=$r; @saved_rndkey=@rndkey;
676 &Xloop_ssse3(\&body_20_39);
677 &Xloop_ssse3(\&body_20_39);
678 &Xloop_ssse3(\&body_20_39);
681 movups $iv,48($out,$in0) # write output
684 add 0($ctx),$A # update context
691 mov @T[0],$B # magic seed
702 $jj=$j=$saved_j; @V=@saved_V;
703 $r=$saved_r; @rndkey=@saved_rndkey;
705 &Xtail_ssse3(\&body_20_39);
706 &Xtail_ssse3(\&body_20_39);
707 &Xtail_ssse3(\&body_20_39);
710 movups $iv,48($out,$in0) # write output
711 mov 88(%rsp),$ivp # restore $ivp
713 add 0($ctx),$A # update context
723 movups $iv,($ivp) # write IV
725 $code.=<<___ if ($win64);
726 movaps 96+0(%rsp),%xmm6
727 movaps 96+16(%rsp),%xmm7
728 movaps 96+32(%rsp),%xmm8
729 movaps 96+48(%rsp),%xmm9
730 movaps 96+64(%rsp),%xmm10
731 movaps 96+80(%rsp),%xmm11
732 movaps 96+96(%rsp),%xmm12
733 movaps 96+112(%rsp),%xmm13
734 movaps 96+128(%rsp),%xmm14
735 movaps 96+144(%rsp),%xmm15
738 lea `104+($win64?10*16:0)`(%rsp),%rsi
757 .size aesni_cbc_sha1_enc_ssse3,.-aesni_cbc_sha1_enc_ssse3
760 if ($stitched_decrypt) {{{
762 ($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
766 # reassign for Atom Silvermont (see above)
767 ($inout0,$inout1,$inout2,$inout3,$rndkey0)=map("%xmm$_",(0..4));
768 @X=map("%xmm$_",(8..13,6,7));
769 @Tx=map("%xmm$_",(14,15,5));
772 '&movdqu($inout0,"0x00($in0)");',
773 '&movdqu($inout1,"0x10($in0)"); &pxor ($inout0,$rndkey0);',
774 '&movdqu($inout2,"0x20($in0)"); &pxor ($inout1,$rndkey0);',
775 '&movdqu($inout3,"0x30($in0)"); &pxor ($inout2,$rndkey0);',
777 '&pxor ($inout3,$rndkey0); &movups ($rndkey0,"16-112($key)");',
778 '&movaps("64(%rsp)",@X[2]);', # save IV, originally @X[3]
781 for ($i=0;$i<13;$i++) {
783 '&aesdec ($inout0,$rndkey0);',
784 '&aesdec ($inout1,$rndkey0);',
785 '&aesdec ($inout2,$rndkey0);',
786 '&aesdec ($inout3,$rndkey0); &movups($rndkey0,"'.(16*($i+2)-112).'($key)");'
788 push (@aes256_dec,(undef,undef)) if (($i>=3 && $i<=5) || $i>=11);
789 push (@aes256_dec,(undef,undef)) if ($i==5);
792 '&aesdeclast ($inout0,$rndkey0); &movups (@X[0],"0x00($in0)");',
793 '&aesdeclast ($inout1,$rndkey0); &movups (@X[1],"0x10($in0)");',
794 '&aesdeclast ($inout2,$rndkey0); &movups (@X[2],"0x20($in0)");',
795 '&aesdeclast ($inout3,$rndkey0); &movups (@X[3],"0x30($in0)");',
797 '&xorps ($inout0,"64(%rsp)"); &movdqu ($rndkey0,"-112($key)");',
798 '&xorps ($inout1,@X[0]); &movups ("0x00($out,$in0)",$inout0);',
799 '&xorps ($inout2,@X[1]); &movups ("0x10($out,$in0)",$inout1);',
800 '&xorps ($inout3,@X[2]); &movups ("0x20($out,$in0)",$inout2);',
802 '&movups ("0x30($out,$in0)",$inout3);'
805 sub body_00_19_dec () { # ((c^d)&b)^d
806 # on start @T[0]=(c^d)&b
807 return &body_20_39_dec() if ($rx==19);
811 unshift (@r,@aes256_dec[$rx]) if (@aes256_dec[$rx]);
817 sub body_20_39_dec () { # b^d^c
819 return &body_40_59_dec() if ($rx==39);
823 unshift (@r,@aes256_dec[$rx]) if (@aes256_dec[$rx]);
829 sub body_40_59_dec () { # ((b^c)&(c^d))^c
830 # on entry @T[0]=(b^c), (c^=d)
834 unshift (@r,@aes256_dec[$rx]) if (@aes256_dec[$rx]);
841 .globl aesni256_cbc_sha1_dec
842 .type aesni256_cbc_sha1_dec,\@abi-omnipotent
844 aesni256_cbc_sha1_dec:
845 # caller should check for SSSE3 and AES-NI bits
846 mov OPENSSL_ia32cap_P+0(%rip),%r10d
847 mov OPENSSL_ia32cap_P+4(%rip),%r11d
849 $code.=<<___ if ($avx);
850 and \$`1<<28`,%r11d # mask AVX bit
851 and \$`1<<30`,%r10d # mask "Intel CPU" bit
853 cmp \$`1<<28|1<<30`,%r10d
854 je aesni256_cbc_sha1_dec_avx
857 jmp aesni256_cbc_sha1_dec_ssse3
859 .size aesni256_cbc_sha1_dec,.-aesni256_cbc_sha1_dec
861 .type aesni256_cbc_sha1_dec_ssse3,\@function,6
863 aesni256_cbc_sha1_dec_ssse3:
865 mov `($win64?56:8)`(%rsp),$inp # load 7th argument
878 lea `-104-($win64?10*16:0)`(%rsp),%rsp
879 .cfi_adjust_cfa_offset `104+($win64?10*16:0)`
881 $code.=<<___ if ($win64);
882 movaps %xmm6,96+0(%rsp)
883 movaps %xmm7,96+16(%rsp)
884 movaps %xmm8,96+32(%rsp)
885 movaps %xmm9,96+48(%rsp)
886 movaps %xmm10,96+64(%rsp)
887 movaps %xmm11,96+80(%rsp)
888 movaps %xmm12,96+96(%rsp)
889 movaps %xmm13,96+112(%rsp)
890 movaps %xmm14,96+128(%rsp)
891 movaps %xmm15,96+144(%rsp)
892 .Lprologue_dec_ssse3:
895 mov $in0,%r12 # reassign arguments
898 lea 112($key),%r15 # size optimization
899 movdqu ($ivp),@X[3] # load IV
900 #mov $ivp,88(%rsp) # save $ivp
902 ($in0,$out,$len,$key)=map("%r$_",(12..15)); # reassign arguments
906 add $inp,$len # end of input
908 lea K_XX_XX(%rip),$K_XX_XX
909 mov 0($ctx),$A # load context
913 mov $B,@T[0] # magic seed
919 movdqa 64($K_XX_XX),@Tx[2] # pbswap mask
920 movdqa 0($K_XX_XX),@Tx[1] # K_00_19
921 movdqu 0($inp),@X[-4&7] # load input to %xmm[0-3]
922 movdqu 16($inp),@X[-3&7]
923 movdqu 32($inp),@X[-2&7]
924 movdqu 48($inp),@X[-1&7]
925 pshufb @Tx[2],@X[-4&7] # byte swap
927 pshufb @Tx[2],@X[-3&7]
928 pshufb @Tx[2],@X[-2&7]
929 pshufb @Tx[2],@X[-1&7]
930 paddd @Tx[1],@X[-4&7] # add K_00_19
931 paddd @Tx[1],@X[-3&7]
932 paddd @Tx[1],@X[-2&7]
933 movdqa @X[-4&7],0(%rsp) # X[]+K xfer to IALU
934 psubd @Tx[1],@X[-4&7] # restore X[]
935 movdqa @X[-3&7],16(%rsp)
936 psubd @Tx[1],@X[-3&7]
937 movdqa @X[-2&7],32(%rsp)
938 psubd @Tx[1],@X[-2&7]
939 movdqu -112($key),$rndkey0 # $key[0]
945 &Xupdate_ssse3_16_31(\&body_00_19_dec);
946 &Xupdate_ssse3_16_31(\&body_00_19_dec);
947 &Xupdate_ssse3_16_31(\&body_00_19_dec);
948 &Xupdate_ssse3_16_31(\&body_00_19_dec);
949 &Xupdate_ssse3_32_79(\&body_00_19_dec);
950 &Xupdate_ssse3_32_79(\&body_20_39_dec);
951 &Xupdate_ssse3_32_79(\&body_20_39_dec);
952 &Xupdate_ssse3_32_79(\&body_20_39_dec);
953 &Xupdate_ssse3_32_79(\&body_20_39_dec);
954 &Xupdate_ssse3_32_79(\&body_20_39_dec);
955 &Xupdate_ssse3_32_79(\&body_40_59_dec);
956 &Xupdate_ssse3_32_79(\&body_40_59_dec);
957 &Xupdate_ssse3_32_79(\&body_40_59_dec);
958 &Xupdate_ssse3_32_79(\&body_40_59_dec);
959 &Xupdate_ssse3_32_79(\&body_40_59_dec);
960 &Xupdate_ssse3_32_79(\&body_20_39_dec);
961 &Xuplast_ssse3_80(\&body_20_39_dec,".Ldone_dec_ssse3"); # can jump to "done"
963 $saved_j=$j; @saved_V=@V;
966 &Xloop_ssse3(\&body_20_39_dec);
967 &Xloop_ssse3(\&body_20_39_dec);
968 &Xloop_ssse3(\&body_20_39_dec);
970 eval(@aes256_dec[-1]); # last store
974 add 0($ctx),$A # update context
981 mov @T[0],$B # magic seed
992 $jj=$j=$saved_j; @V=@saved_V;
995 &Xtail_ssse3(\&body_20_39_dec);
996 &Xtail_ssse3(\&body_20_39_dec);
997 &Xtail_ssse3(\&body_20_39_dec);
999 eval(@aes256_dec[-1]); # last store
1001 add 0($ctx),$A # update context
1011 movups @X[3],($ivp) # write IV
1013 $code.=<<___ if ($win64);
1014 movaps 96+0(%rsp),%xmm6
1015 movaps 96+16(%rsp),%xmm7
1016 movaps 96+32(%rsp),%xmm8
1017 movaps 96+48(%rsp),%xmm9
1018 movaps 96+64(%rsp),%xmm10
1019 movaps 96+80(%rsp),%xmm11
1020 movaps 96+96(%rsp),%xmm12
1021 movaps 96+112(%rsp),%xmm13
1022 movaps 96+128(%rsp),%xmm14
1023 movaps 96+144(%rsp),%xmm15
1026 lea `104+($win64?10*16:0)`(%rsp),%rsi
1027 .cfi_cfa_def %rsi,56
1042 .Lepilogue_dec_ssse3:
1045 .size aesni256_cbc_sha1_dec_ssse3,.-aesni256_cbc_sha1_dec_ssse3
1051 my ($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
1054 my @X=map("%xmm$_",(4..7,0..3));
1055 my @Tx=map("%xmm$_",(8..10));
1056 my @V=($A,$B,$C,$D,$E)=("%eax","%ebx","%ecx","%edx","%ebp"); # size optimization
1057 my @T=("%esi","%edi");
1058 my ($rndkey0,$iv,$in)=map("%xmm$_",(11..13));
1059 my @rndkey=("%xmm14","%xmm15");
1060 my ($inout0,$inout1,$inout2,$inout3)=map("%xmm$_",(12..15)); # for dec
1063 my $_rol=sub { &shld(@_[0],@_) };
1064 my $_ror=sub { &shrd(@_[0],@_) };
1067 .type aesni_cbc_sha1_enc_avx,\@function,6
1069 aesni_cbc_sha1_enc_avx:
1071 mov `($win64?56:8)`(%rsp),$inp # load 7th argument
1072 #shr \$6,$len # debugging artefact
1073 #jz .Lepilogue_avx # debugging artefact
1086 lea `-104-($win64?10*16:0)`(%rsp),%rsp
1087 .cfi_adjust_cfa_offset `104+($win64?10*16:0)`
1088 #mov $in0,$inp # debugging artefact
1089 #lea 64(%rsp),$ctx # debugging artefact
1091 $code.=<<___ if ($win64);
1092 movaps %xmm6,96+0(%rsp)
1093 movaps %xmm7,96+16(%rsp)
1094 movaps %xmm8,96+32(%rsp)
1095 movaps %xmm9,96+48(%rsp)
1096 movaps %xmm10,96+64(%rsp)
1097 movaps %xmm11,96+80(%rsp)
1098 movaps %xmm12,96+96(%rsp)
1099 movaps %xmm13,96+112(%rsp)
1100 movaps %xmm14,96+128(%rsp)
1101 movaps %xmm15,96+144(%rsp)
1106 mov $in0,%r12 # reassign arguments
1109 lea 112($key),%r15 # size optimization
1110 vmovdqu ($ivp),$iv # load IV
1111 mov $ivp,88(%rsp) # save $ivp
1113 ($in0,$out,$len,$key)=map("%r$_",(12..15)); # reassign arguments
1114 my $rounds="${ivp}d";
1118 mov 240-112($key),$rounds
1119 add $inp,$len # end of input
1121 lea K_XX_XX(%rip),$K_XX_XX
1122 mov 0($ctx),$A # load context
1126 mov $B,@T[0] # magic seed
1132 vmovdqa 64($K_XX_XX),@X[2] # pbswap mask
1133 vmovdqa 0($K_XX_XX),$Kx # K_00_19
1134 vmovdqu 0($inp),@X[-4&7] # load input to %xmm[0-3]
1135 vmovdqu 16($inp),@X[-3&7]
1136 vmovdqu 32($inp),@X[-2&7]
1137 vmovdqu 48($inp),@X[-1&7]
1138 vpshufb @X[2],@X[-4&7],@X[-4&7] # byte swap
1140 vpshufb @X[2],@X[-3&7],@X[-3&7]
1141 vpshufb @X[2],@X[-2&7],@X[-2&7]
1142 vpshufb @X[2],@X[-1&7],@X[-1&7]
1143 vpaddd $Kx,@X[-4&7],@X[0] # add K_00_19
1144 vpaddd $Kx,@X[-3&7],@X[1]
1145 vpaddd $Kx,@X[-2&7],@X[2]
1146 vmovdqa @X[0],0(%rsp) # X[]+K xfer to IALU
1147 vmovdqa @X[1],16(%rsp)
1148 vmovdqa @X[2],32(%rsp)
1149 vmovups -112($key),$rndkey[1] # $key[0]
1150 vmovups 16-112($key),$rndkey[0] # forward reference
1156 my ($n,$k)=($r/10,$r%10);
1159 vmovdqu `16*$n`($in0),$in # load input
1160 vpxor $rndkey[1],$in,$in
1162 $code.=<<___ if ($n);
1163 vmovups $iv,`16*($n-1)`($out,$in0) # write output
1167 vaesenc $rndkey[0],$iv,$iv
1168 vmovups `32+16*$k-112`($key),$rndkey[1]
1175 vaesenc $rndkey[0],$iv,$iv
1176 vmovups `32+16*($k+0)-112`($key),$rndkey[1]
1177 vaesenc $rndkey[1],$iv,$iv
1178 vmovups `32+16*($k+1)-112`($key),$rndkey[0]
1180 vaesenc $rndkey[0],$iv,$iv
1181 vmovups `32+16*($k+2)-112`($key),$rndkey[1]
1182 vaesenc $rndkey[1],$iv,$iv
1183 vmovups `32+16*($k+3)-112`($key),$rndkey[0]
1185 vaesenclast $rndkey[0],$iv,$iv
1186 vmovups -112($key),$rndkey[0]
1187 vmovups 16-112($key),$rndkey[1] # forward reference
1191 vaesenc $rndkey[0],$iv,$iv
1192 vmovups `32+16*$k-112`($key),$rndkey[1]
1195 $r++; unshift(@rndkey,pop(@rndkey));
1198 sub Xupdate_avx_16_31() # recall that $Xi starts with 4
1201 my @insns = (&$body,&$body,&$body,&$body); # 40 instructions
1202 my ($a,$b,$c,$d,$e);
1204 eval(shift(@insns));
1205 eval(shift(@insns));
1206 &vpalignr(@X[0],@X[-3&7],@X[-4&7],8); # compose "X[-14]" in "X[0]"
1207 eval(shift(@insns));
1208 eval(shift(@insns));
1210 &vpaddd (@Tx[1],$Kx,@X[-1&7]);
1211 eval(shift(@insns));
1212 eval(shift(@insns));
1213 &vpsrldq(@Tx[0],@X[-1&7],4); # "X[-3]", 3 dwords
1214 eval(shift(@insns));
1215 eval(shift(@insns));
1216 &vpxor (@X[0],@X[0],@X[-4&7]); # "X[0]"^="X[-16]"
1217 eval(shift(@insns));
1218 eval(shift(@insns));
1220 &vpxor (@Tx[0],@Tx[0],@X[-2&7]); # "X[-3]"^"X[-8]"
1221 eval(shift(@insns));
1222 eval(shift(@insns));
1223 eval(shift(@insns));
1224 eval(shift(@insns));
1226 &vpxor (@X[0],@X[0],@Tx[0]); # "X[0]"^="X[-3]"^"X[-8]"
1227 eval(shift(@insns));
1228 eval(shift(@insns));
1229 &vmovdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer to IALU
1230 eval(shift(@insns));
1231 eval(shift(@insns));
1233 &vpsrld (@Tx[0],@X[0],31);
1234 eval(shift(@insns));
1235 eval(shift(@insns));
1236 eval(shift(@insns));
1237 eval(shift(@insns));
1239 &vpslldq(@Tx[1],@X[0],12); # "X[0]"<<96, extract one dword
1240 &vpaddd (@X[0],@X[0],@X[0]);
1241 eval(shift(@insns));
1242 eval(shift(@insns));
1243 eval(shift(@insns));
1244 eval(shift(@insns));
1246 &vpor (@X[0],@X[0],@Tx[0]); # "X[0]"<<<=1
1247 &vpsrld (@Tx[0],@Tx[1],30);
1248 eval(shift(@insns));
1249 eval(shift(@insns));
1250 eval(shift(@insns));
1251 eval(shift(@insns));
1253 &vpslld (@Tx[1],@Tx[1],2);
1254 &vpxor (@X[0],@X[0],@Tx[0]);
1255 eval(shift(@insns));
1256 eval(shift(@insns));
1257 eval(shift(@insns));
1258 eval(shift(@insns));
1260 &vpxor (@X[0],@X[0],@Tx[1]); # "X[0]"^=("X[0]">>96)<<<2
1261 eval(shift(@insns));
1262 eval(shift(@insns));
1263 &vmovdqa ($Kx,eval(16*(($Xi)/5))."($K_XX_XX)") if ($Xi%5==0); # K_XX_XX
1264 eval(shift(@insns));
1265 eval(shift(@insns));
1268 foreach (@insns) { eval; } # remaining instructions [if any]
1270 $Xi++; push(@X,shift(@X)); # "rotate" X[]
1273 sub Xupdate_avx_32_79()
1276 my @insns = (&$body,&$body,&$body,&$body); # 32 to 48 instructions
1277 my ($a,$b,$c,$d,$e);
1279 &vpalignr(@Tx[0],@X[-1&7],@X[-2&7],8); # compose "X[-6]"
1280 &vpxor (@X[0],@X[0],@X[-4&7]); # "X[0]"="X[-32]"^"X[-16]"
1281 eval(shift(@insns)); # body_20_39
1282 eval(shift(@insns));
1283 eval(shift(@insns));
1284 eval(shift(@insns)); # rol
1286 &vpxor (@X[0],@X[0],@X[-7&7]); # "X[0]"^="X[-28]"
1287 eval(shift(@insns));
1288 eval(shift(@insns)) if (@insns[0] !~ /&ro[rl]/);
1289 &vpaddd (@Tx[1],$Kx,@X[-1&7]);
1290 &vmovdqa ($Kx,eval(16*($Xi/5))."($K_XX_XX)") if ($Xi%5==0);
1291 eval(shift(@insns)); # ror
1292 eval(shift(@insns));
1294 &vpxor (@X[0],@X[0],@Tx[0]); # "X[0]"^="X[-6]"
1295 eval(shift(@insns)); # body_20_39
1296 eval(shift(@insns));
1297 eval(shift(@insns));
1298 eval(shift(@insns)); # rol
1300 &vpsrld (@Tx[0],@X[0],30);
1301 &vmovdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer to IALU
1302 eval(shift(@insns));
1303 eval(shift(@insns));
1304 eval(shift(@insns)); # ror
1305 eval(shift(@insns));
1307 &vpslld (@X[0],@X[0],2);
1308 eval(shift(@insns)); # body_20_39
1309 eval(shift(@insns));
1310 eval(shift(@insns));
1311 eval(shift(@insns)); # rol
1312 eval(shift(@insns));
1313 eval(shift(@insns));
1314 eval(shift(@insns)); # ror
1315 eval(shift(@insns));
1317 &vpor (@X[0],@X[0],@Tx[0]); # "X[0]"<<<=2
1318 eval(shift(@insns)); # body_20_39
1319 eval(shift(@insns));
1320 eval(shift(@insns));
1321 eval(shift(@insns)); # rol
1322 eval(shift(@insns));
1323 eval(shift(@insns));
1324 eval(shift(@insns)); # rol
1325 eval(shift(@insns));
1327 foreach (@insns) { eval; } # remaining instructions
1329 $Xi++; push(@X,shift(@X)); # "rotate" X[]
1332 sub Xuplast_avx_80()
1335 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions
1336 my ($a,$b,$c,$d,$e);
1338 eval(shift(@insns));
1339 &vpaddd (@Tx[1],$Kx,@X[-1&7]);
1340 eval(shift(@insns));
1341 eval(shift(@insns));
1342 eval(shift(@insns));
1343 eval(shift(@insns));
1345 &vmovdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer IALU
1347 foreach (@insns) { eval; } # remaining instructions
1352 &vmovdqa(@Tx[1],"64($K_XX_XX)"); # pbswap mask
1353 &vmovdqa($Kx,"0($K_XX_XX)"); # K_00_19
1354 &vmovdqu(@X[-4&7],"0($inp)"); # load input
1355 &vmovdqu(@X[-3&7],"16($inp)");
1356 &vmovdqu(@X[-2&7],"32($inp)");
1357 &vmovdqu(@X[-1&7],"48($inp)");
1358 &vpshufb(@X[-4&7],@X[-4&7],@Tx[1]); # byte swap
1367 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions
1368 my ($a,$b,$c,$d,$e);
1370 eval(shift(@insns));
1371 eval(shift(@insns));
1372 &vpshufb(@X[($Xi-3)&7],@X[($Xi-3)&7],@Tx[1]);
1373 eval(shift(@insns));
1374 eval(shift(@insns));
1375 &vpaddd (@Tx[0],@X[($Xi-4)&7],$Kx);
1376 eval(shift(@insns));
1377 eval(shift(@insns));
1378 eval(shift(@insns));
1379 eval(shift(@insns));
1380 &vmovdqa(eval(16*$Xi)."(%rsp)",@Tx[0]); # X[]+K xfer to IALU
1381 eval(shift(@insns));
1382 eval(shift(@insns));
1384 foreach (@insns) { eval; }
1391 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions
1392 my ($a,$b,$c,$d,$e);
1394 foreach (@insns) { eval; }
1401 &Xupdate_avx_16_31(\&body_00_19);
1402 &Xupdate_avx_16_31(\&body_00_19);
1403 &Xupdate_avx_16_31(\&body_00_19);
1404 &Xupdate_avx_16_31(\&body_00_19);
1405 &Xupdate_avx_32_79(\&body_00_19);
1406 &Xupdate_avx_32_79(\&body_20_39);
1407 &Xupdate_avx_32_79(\&body_20_39);
1408 &Xupdate_avx_32_79(\&body_20_39);
1409 &Xupdate_avx_32_79(\&body_20_39);
1410 &Xupdate_avx_32_79(\&body_20_39);
1411 &Xupdate_avx_32_79(\&body_40_59);
1412 &Xupdate_avx_32_79(\&body_40_59);
1413 &Xupdate_avx_32_79(\&body_40_59);
1414 &Xupdate_avx_32_79(\&body_40_59);
1415 &Xupdate_avx_32_79(\&body_40_59);
1416 &Xupdate_avx_32_79(\&body_20_39);
1417 &Xuplast_avx_80(\&body_20_39,".Ldone_avx"); # can jump to "done"
1419 $saved_j=$j; @saved_V=@V;
1420 $saved_r=$r; @saved_rndkey=@rndkey;
1422 &Xloop_avx(\&body_20_39);
1423 &Xloop_avx(\&body_20_39);
1424 &Xloop_avx(\&body_20_39);
1427 vmovups $iv,48($out,$in0) # write output
1430 add 0($ctx),$A # update context
1437 mov @T[0],$B # magic seed
1448 $jj=$j=$saved_j; @V=@saved_V;
1449 $r=$saved_r; @rndkey=@saved_rndkey;
1451 &Xtail_avx(\&body_20_39);
1452 &Xtail_avx(\&body_20_39);
1453 &Xtail_avx(\&body_20_39);
1456 vmovups $iv,48($out,$in0) # write output
1457 mov 88(%rsp),$ivp # restore $ivp
1459 add 0($ctx),$A # update context
1469 vmovups $iv,($ivp) # write IV
1472 $code.=<<___ if ($win64);
1473 movaps 96+0(%rsp),%xmm6
1474 movaps 96+16(%rsp),%xmm7
1475 movaps 96+32(%rsp),%xmm8
1476 movaps 96+48(%rsp),%xmm9
1477 movaps 96+64(%rsp),%xmm10
1478 movaps 96+80(%rsp),%xmm11
1479 movaps 96+96(%rsp),%xmm12
1480 movaps 96+112(%rsp),%xmm13
1481 movaps 96+128(%rsp),%xmm14
1482 movaps 96+144(%rsp),%xmm15
1485 lea `104+($win64?10*16:0)`(%rsp),%rsi
1486 .cfi_def_cfa %rsi,56
1504 .size aesni_cbc_sha1_enc_avx,.-aesni_cbc_sha1_enc_avx
1507 if ($stitched_decrypt) {{{
1509 ($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
1515 '&vpxor ($inout0,$rndkey0,"0x00($in0)");',
1516 '&vpxor ($inout1,$rndkey0,"0x10($in0)");',
1517 '&vpxor ($inout2,$rndkey0,"0x20($in0)");',
1518 '&vpxor ($inout3,$rndkey0,"0x30($in0)");',
1520 '&vmovups($rndkey0,"16-112($key)");',
1521 '&vmovups("64(%rsp)",@X[2]);', # save IV, originally @X[3]
1524 for ($i=0;$i<13;$i++) {
1526 '&vaesdec ($inout0,$inout0,$rndkey0);',
1527 '&vaesdec ($inout1,$inout1,$rndkey0);',
1528 '&vaesdec ($inout2,$inout2,$rndkey0);',
1529 '&vaesdec ($inout3,$inout3,$rndkey0); &vmovups($rndkey0,"'.(16*($i+2)-112).'($key)");'
1531 push (@aes256_dec,(undef,undef)) if (($i>=3 && $i<=5) || $i>=11);
1532 push (@aes256_dec,(undef,undef)) if ($i==5);
1535 '&vaesdeclast ($inout0,$inout0,$rndkey0); &vmovups(@X[0],"0x00($in0)");',
1536 '&vaesdeclast ($inout1,$inout1,$rndkey0); &vmovups(@X[1],"0x10($in0)");',
1537 '&vaesdeclast ($inout2,$inout2,$rndkey0); &vmovups(@X[2],"0x20($in0)");',
1538 '&vaesdeclast ($inout3,$inout3,$rndkey0); &vmovups(@X[3],"0x30($in0)");',
1540 '&vxorps ($inout0,$inout0,"64(%rsp)"); &vmovdqu($rndkey0,"-112($key)");',
1541 '&vxorps ($inout1,$inout1,@X[0]); &vmovups("0x00($out,$in0)",$inout0);',
1542 '&vxorps ($inout2,$inout2,@X[1]); &vmovups("0x10($out,$in0)",$inout1);',
1543 '&vxorps ($inout3,$inout3,@X[2]); &vmovups("0x20($out,$in0)",$inout2);',
1545 '&vmovups ("0x30($out,$in0)",$inout3);'
1549 .type aesni256_cbc_sha1_dec_avx,\@function,6
1551 aesni256_cbc_sha1_dec_avx:
1553 mov `($win64?56:8)`(%rsp),$inp # load 7th argument
1566 lea `-104-($win64?10*16:0)`(%rsp),%rsp
1567 .cfi_adjust_cfa_offset `104+($win64?10*16:0)`
1569 $code.=<<___ if ($win64);
1570 movaps %xmm6,96+0(%rsp)
1571 movaps %xmm7,96+16(%rsp)
1572 movaps %xmm8,96+32(%rsp)
1573 movaps %xmm9,96+48(%rsp)
1574 movaps %xmm10,96+64(%rsp)
1575 movaps %xmm11,96+80(%rsp)
1576 movaps %xmm12,96+96(%rsp)
1577 movaps %xmm13,96+112(%rsp)
1578 movaps %xmm14,96+128(%rsp)
1579 movaps %xmm15,96+144(%rsp)
1584 mov $in0,%r12 # reassign arguments
1587 lea 112($key),%r15 # size optimization
1588 vmovdqu ($ivp),@X[3] # load IV
1590 ($in0,$out,$len,$key)=map("%r$_",(12..15)); # reassign arguments
1594 add $inp,$len # end of input
1596 lea K_XX_XX(%rip),$K_XX_XX
1597 mov 0($ctx),$A # load context
1601 mov $B,@T[0] # magic seed
1607 vmovdqa 64($K_XX_XX),@X[2] # pbswap mask
1608 vmovdqa 0($K_XX_XX),$Kx # K_00_19
1609 vmovdqu 0($inp),@X[-4&7] # load input to %xmm[0-3]
1610 vmovdqu 16($inp),@X[-3&7]
1611 vmovdqu 32($inp),@X[-2&7]
1612 vmovdqu 48($inp),@X[-1&7]
1613 vpshufb @X[2],@X[-4&7],@X[-4&7] # byte swap
1615 vpshufb @X[2],@X[-3&7],@X[-3&7]
1616 vpshufb @X[2],@X[-2&7],@X[-2&7]
1617 vpshufb @X[2],@X[-1&7],@X[-1&7]
1618 vpaddd $Kx,@X[-4&7],@X[0] # add K_00_19
1619 vpaddd $Kx,@X[-3&7],@X[1]
1620 vpaddd $Kx,@X[-2&7],@X[2]
1621 vmovdqa @X[0],0(%rsp) # X[]+K xfer to IALU
1622 vmovdqa @X[1],16(%rsp)
1623 vmovdqa @X[2],32(%rsp)
1624 vmovups -112($key),$rndkey0 # $key[0]
1630 &Xupdate_avx_16_31(\&body_00_19_dec);
1631 &Xupdate_avx_16_31(\&body_00_19_dec);
1632 &Xupdate_avx_16_31(\&body_00_19_dec);
1633 &Xupdate_avx_16_31(\&body_00_19_dec);
1634 &Xupdate_avx_32_79(\&body_00_19_dec);
1635 &Xupdate_avx_32_79(\&body_20_39_dec);
1636 &Xupdate_avx_32_79(\&body_20_39_dec);
1637 &Xupdate_avx_32_79(\&body_20_39_dec);
1638 &Xupdate_avx_32_79(\&body_20_39_dec);
1639 &Xupdate_avx_32_79(\&body_20_39_dec);
1640 &Xupdate_avx_32_79(\&body_40_59_dec);
1641 &Xupdate_avx_32_79(\&body_40_59_dec);
1642 &Xupdate_avx_32_79(\&body_40_59_dec);
1643 &Xupdate_avx_32_79(\&body_40_59_dec);
1644 &Xupdate_avx_32_79(\&body_40_59_dec);
1645 &Xupdate_avx_32_79(\&body_20_39_dec);
1646 &Xuplast_avx_80(\&body_20_39_dec,".Ldone_dec_avx"); # can jump to "done"
1648 $saved_j=$j; @saved_V=@V;
1651 &Xloop_avx(\&body_20_39_dec);
1652 &Xloop_avx(\&body_20_39_dec);
1653 &Xloop_avx(\&body_20_39_dec);
1655 eval(@aes256_dec[-1]); # last store
1659 add 0($ctx),$A # update context
1666 mov @T[0],$B # magic seed
1677 $jj=$j=$saved_j; @V=@saved_V;
1680 &Xtail_avx(\&body_20_39_dec);
1681 &Xtail_avx(\&body_20_39_dec);
1682 &Xtail_avx(\&body_20_39_dec);
1684 eval(@aes256_dec[-1]); # last store
1687 add 0($ctx),$A # update context
1697 vmovups @X[3],($ivp) # write IV
1700 $code.=<<___ if ($win64);
1701 movaps 96+0(%rsp),%xmm6
1702 movaps 96+16(%rsp),%xmm7
1703 movaps 96+32(%rsp),%xmm8
1704 movaps 96+48(%rsp),%xmm9
1705 movaps 96+64(%rsp),%xmm10
1706 movaps 96+80(%rsp),%xmm11
1707 movaps 96+96(%rsp),%xmm12
1708 movaps 96+112(%rsp),%xmm13
1709 movaps 96+128(%rsp),%xmm14
1710 movaps 96+144(%rsp),%xmm15
1713 lea `104+($win64?10*16:0)`(%rsp),%rsi
1714 .cfi_def_cfa %rsi,56
1732 .size aesni256_cbc_sha1_dec_avx,.-aesni256_cbc_sha1_dec_avx
1739 .long 0x5a827999,0x5a827999,0x5a827999,0x5a827999 # K_00_19
1740 .long 0x6ed9eba1,0x6ed9eba1,0x6ed9eba1,0x6ed9eba1 # K_20_39
1741 .long 0x8f1bbcdc,0x8f1bbcdc,0x8f1bbcdc,0x8f1bbcdc # K_40_59
1742 .long 0xca62c1d6,0xca62c1d6,0xca62c1d6,0xca62c1d6 # K_60_79
1743 .long 0x00010203,0x04050607,0x08090a0b,0x0c0d0e0f # pbswap mask
1744 .byte 0xf,0xe,0xd,0xc,0xb,0xa,0x9,0x8,0x7,0x6,0x5,0x4,0x3,0x2,0x1,0x0
1746 .asciz "AESNI-CBC+SHA1 stitch for x86_64, CRYPTOGAMS by <appro\@openssl.org>"
1750 ($in0,$out,$len,$key,$ivp,$ctx,$inp)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9","%r10");
1754 ($iv,$in,$rndkey0)=map("%xmm$_",(2,14,15));
1755 @rndkey=("%xmm0","%xmm1");
1758 my ($BSWAP,$ABCD,$E,$E_,$ABCD_SAVE,$E_SAVE)=map("%xmm$_",(7..12));
1759 my @MSG=map("%xmm$_",(3..6));
1762 .type aesni_cbc_sha1_enc_shaext,\@function,6
1764 aesni_cbc_sha1_enc_shaext:
1765 mov `($win64?56:8)`(%rsp),$inp # load 7th argument
1767 $code.=<<___ if ($win64);
1768 lea `-8-10*16`(%rsp),%rsp
1769 movaps %xmm6,-8-10*16(%rax)
1770 movaps %xmm7,-8-9*16(%rax)
1771 movaps %xmm8,-8-8*16(%rax)
1772 movaps %xmm9,-8-7*16(%rax)
1773 movaps %xmm10,-8-6*16(%rax)
1774 movaps %xmm11,-8-5*16(%rax)
1775 movaps %xmm12,-8-4*16(%rax)
1776 movaps %xmm13,-8-3*16(%rax)
1777 movaps %xmm14,-8-2*16(%rax)
1778 movaps %xmm15,-8-1*16(%rax)
1784 movdqa K_XX_XX+0x50(%rip),$BSWAP # byte-n-word swap
1786 mov 240($key),$rounds
1788 movups ($key),$rndkey0 # $key[0]
1789 movups ($ivp),$iv # load IV
1790 movups 16($key),$rndkey[0] # forward reference
1791 lea 112($key),$key # size optimization
1793 pshufd \$0b00011011,$ABCD,$ABCD # flip word order
1794 pshufd \$0b00011011,$E,$E # flip word order
1802 movdqu ($inp),@MSG[0]
1803 movdqa $E,$E_SAVE # offload $E
1804 pshufb $BSWAP,@MSG[0]
1805 movdqu 0x10($inp),@MSG[1]
1806 movdqa $ABCD,$ABCD_SAVE # offload $ABCD
1810 pshufb $BSWAP,@MSG[1]
1813 movdqu 0x20($inp),@MSG[2]
1815 pxor $E_SAVE,@MSG[0] # black magic
1819 pxor $E_SAVE,@MSG[0] # black magic
1821 pshufb $BSWAP,@MSG[2]
1822 sha1rnds4 \$0,$E,$ABCD # 0-3
1823 sha1nexte @MSG[1],$E_
1827 sha1msg1 @MSG[1],@MSG[0]
1828 movdqu -0x10($inp),@MSG[3]
1830 pshufb $BSWAP,@MSG[3]
1834 sha1rnds4 \$0,$E_,$ABCD # 4-7
1835 sha1nexte @MSG[2],$E
1836 pxor @MSG[2],@MSG[0]
1837 sha1msg1 @MSG[2],@MSG[1]
1841 for($i=2;$i<20-4;$i++) {
1844 sha1rnds4 \$`int($i/5)`,$E,$ABCD # 8-11
1845 sha1nexte @MSG[3],$E_
1849 sha1msg2 @MSG[3],@MSG[0]
1850 pxor @MSG[3],@MSG[1]
1851 sha1msg1 @MSG[3],@MSG[2]
1854 push(@MSG,shift(@MSG));
1860 sha1rnds4 \$3,$E,$ABCD # 64-67
1861 sha1nexte @MSG[3],$E_
1862 sha1msg2 @MSG[3],@MSG[0]
1863 pxor @MSG[3],@MSG[1]
1868 sha1rnds4 \$3,$E_,$ABCD # 68-71
1869 sha1nexte @MSG[0],$E
1870 sha1msg2 @MSG[0],@MSG[1]
1874 movdqa $E_SAVE,@MSG[0]
1876 sha1rnds4 \$3,$E,$ABCD # 72-75
1877 sha1nexte @MSG[1],$E_
1882 sha1rnds4 \$3,$E_,$ABCD # 76-79
1883 sha1nexte $MSG[0],$E
1885 while($r<40) { &$aesenc(); } # remaining aesenc's
1889 paddd $ABCD_SAVE,$ABCD
1890 movups $iv,48($out,$in0) # write output
1894 pshufd \$0b00011011,$ABCD,$ABCD
1895 pshufd \$0b00011011,$E,$E
1896 movups $iv,($ivp) # write IV
1900 $code.=<<___ if ($win64);
1901 movaps -8-10*16(%rax),%xmm6
1902 movaps -8-9*16(%rax),%xmm7
1903 movaps -8-8*16(%rax),%xmm8
1904 movaps -8-7*16(%rax),%xmm9
1905 movaps -8-6*16(%rax),%xmm10
1906 movaps -8-5*16(%rax),%xmm11
1907 movaps -8-4*16(%rax),%xmm12
1908 movaps -8-3*16(%rax),%xmm13
1909 movaps -8-2*16(%rax),%xmm14
1910 movaps -8-1*16(%rax),%xmm15
1916 .size aesni_cbc_sha1_enc_shaext,.-aesni_cbc_sha1_enc_shaext
1919 # EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame,
1920 # CONTEXT *context,DISPATCHER_CONTEXT *disp)
1928 .extern __imp_RtlVirtualUnwind
1929 .type ssse3_handler,\@abi-omnipotent
1943 mov 120($context),%rax # pull context->Rax
1944 mov 248($context),%rbx # pull context->Rip
1946 mov 8($disp),%rsi # disp->ImageBase
1947 mov 56($disp),%r11 # disp->HandlerData
1949 mov 0(%r11),%r10d # HandlerData[0]
1950 lea (%rsi,%r10),%r10 # prologue label
1951 cmp %r10,%rbx # context->Rip<prologue label
1952 jb .Lcommon_seh_tail
1954 mov 152($context),%rax # pull context->Rsp
1956 mov 4(%r11),%r10d # HandlerData[1]
1957 lea (%rsi,%r10),%r10 # epilogue label
1958 cmp %r10,%rbx # context->Rip>=epilogue label
1959 jae .Lcommon_seh_tail
1961 $code.=<<___ if ($shaext);
1962 lea aesni_cbc_sha1_enc_shaext(%rip),%r10
1967 lea 512($context),%rdi # &context.Xmm6
1969 .long 0xa548f3fc # cld; rep movsq
1970 lea 168(%rax),%rax # adjust stack pointer
1971 jmp .Lcommon_seh_tail
1976 lea 512($context),%rdi # &context.Xmm6
1978 .long 0xa548f3fc # cld; rep movsq
1979 lea `104+10*16`(%rax),%rax # adjust stack pointer
1988 mov %rbx,144($context) # restore context->Rbx
1989 mov %rbp,160($context) # restore context->Rbp
1990 mov %r12,216($context) # restore context->R12
1991 mov %r13,224($context) # restore context->R13
1992 mov %r14,232($context) # restore context->R14
1993 mov %r15,240($context) # restore context->R15
1998 mov %rax,152($context) # restore context->Rsp
1999 mov %rsi,168($context) # restore context->Rsi
2000 mov %rdi,176($context) # restore context->Rdi
2002 mov 40($disp),%rdi # disp->ContextRecord
2003 mov $context,%rsi # context
2004 mov \$154,%ecx # sizeof(CONTEXT)
2005 .long 0xa548f3fc # cld; rep movsq
2008 xor %rcx,%rcx # arg1, UNW_FLAG_NHANDLER
2009 mov 8(%rsi),%rdx # arg2, disp->ImageBase
2010 mov 0(%rsi),%r8 # arg3, disp->ControlPc
2011 mov 16(%rsi),%r9 # arg4, disp->FunctionEntry
2012 mov 40(%rsi),%r10 # disp->ContextRecord
2013 lea 56(%rsi),%r11 # &disp->HandlerData
2014 lea 24(%rsi),%r12 # &disp->EstablisherFrame
2015 mov %r10,32(%rsp) # arg5
2016 mov %r11,40(%rsp) # arg6
2017 mov %r12,48(%rsp) # arg7
2018 mov %rcx,56(%rsp) # arg8, (NULL)
2019 call *__imp_RtlVirtualUnwind(%rip)
2021 mov \$1,%eax # ExceptionContinueSearch
2033 .size ssse3_handler,.-ssse3_handler
2037 .rva .LSEH_begin_aesni_cbc_sha1_enc_ssse3
2038 .rva .LSEH_end_aesni_cbc_sha1_enc_ssse3
2039 .rva .LSEH_info_aesni_cbc_sha1_enc_ssse3
2041 $code.=<<___ if ($avx);
2042 .rva .LSEH_begin_aesni_cbc_sha1_enc_avx
2043 .rva .LSEH_end_aesni_cbc_sha1_enc_avx
2044 .rva .LSEH_info_aesni_cbc_sha1_enc_avx
2046 $code.=<<___ if ($shaext);
2047 .rva .LSEH_begin_aesni_cbc_sha1_enc_shaext
2048 .rva .LSEH_end_aesni_cbc_sha1_enc_shaext
2049 .rva .LSEH_info_aesni_cbc_sha1_enc_shaext
2054 .LSEH_info_aesni_cbc_sha1_enc_ssse3:
2057 .rva .Lprologue_ssse3,.Lepilogue_ssse3 # HandlerData[]
2059 $code.=<<___ if ($avx);
2060 .LSEH_info_aesni_cbc_sha1_enc_avx:
2063 .rva .Lprologue_avx,.Lepilogue_avx # HandlerData[]
2065 $code.=<<___ if ($shaext);
2066 .LSEH_info_aesni_cbc_sha1_enc_shaext:
2069 .rva .Lprologue_shaext,.Lepilogue_shaext # HandlerData[]
2073 ####################################################################
2075 local *opcode=shift;
2079 $rex|=0x04 if($dst>=8);
2080 $rex|=0x01 if($src>=8);
2081 unshift @opcode,$rex|0x40 if($rex);
2085 if (@_[0] =~ /\$([x0-9a-f]+),\s*%xmm([0-9]+),\s*%xmm([0-9]+)/) {
2086 my @opcode=(0x0f,0x3a,0xcc);
2087 rex(\@opcode,$3,$2);
2088 push @opcode,0xc0|($2&7)|(($3&7)<<3); # ModR/M
2090 push @opcode,$c=~/^0/?oct($c):$c;
2091 return ".byte\t".join(',',@opcode);
2093 return "sha1rnds4\t".@_[0];
2100 "sha1nexte" => 0xc8,
2102 "sha1msg2" => 0xca );
2104 if (defined($opcodelet{$instr}) && @_[0] =~ /%xmm([0-9]+),\s*%xmm([0-9]+)/) {
2105 my @opcode=(0x0f,0x38);
2106 rex(\@opcode,$2,$1);
2107 push @opcode,$opcodelet{$instr};
2108 push @opcode,0xc0|($1&7)|(($2&7)<<3); # ModR/M
2109 return ".byte\t".join(',',@opcode);
2111 return $instr."\t".@_[0];
2117 my @opcode=(0x0f,0x38);
2119 if ($line=~/(aes[a-z]+)\s+%xmm([0-9]+),\s*%xmm([0-9]+)/) {
2121 "aesenc" => 0xdc, "aesenclast" => 0xdd,
2122 "aesdec" => 0xde, "aesdeclast" => 0xdf
2124 return undef if (!defined($opcodelet{$1}));
2125 rex(\@opcode,$3,$2);
2126 push @opcode,$opcodelet{$1},0xc0|($2&7)|(($3&7)<<3); # ModR/M
2127 unshift @opcode,0x66;
2128 return ".byte\t".join(',',@opcode);
2133 foreach (split("\n",$code)) {
2134 s/\`([^\`]*)\`/eval $1/geo;
2136 s/\b(sha1rnds4)\s+(.*)/sha1rnds4($2)/geo or
2137 s/\b(sha1[^\s]*)\s+(.*)/sha1op38($1,$2)/geo or
2138 s/\b(aes.*%xmm[0-9]+).*$/aesni($1)/geo;