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1#!/usr/bin/env perl
2#
3# ====================================================================
4# Written by Andy Polyakov <appro@fy.chalmers.se> for the OpenSSL
5# project. The module is, however, dual licensed under OpenSSL and
6# CRYPTOGAMS licenses depending on where you obtain it. For further
7# details see http://www.openssl.org/~appro/cryptogams/.
8# ====================================================================
9#
10# Version 2.1.
11#
12# aes-*-cbc benchmarks are improved by >70% [compared to gcc 3.3.2 on
13# Opteron 240 CPU] plus all the bells-n-whistles from 32-bit version
14# [you'll notice a lot of resemblance], such as compressed S-boxes
15# in little-endian byte order, prefetch of these tables in CBC mode,
16# as well as avoiding L1 cache aliasing between stack frame and key
17# schedule and already mentioned tables, compressed Td4...
18#
19# Performance in number of cycles per processed byte for 128-bit key:
20#
21#		ECB encrypt	ECB decrypt	CBC large chunk
22# AMD64		33		41		13.0
23# EM64T		38		59		18.6(*)
24# Core 2	30		43		14.5(*)
25#
26# (*) with hyper-threading off
27
28$flavour = shift;
29$output  = shift;
30if ($flavour =~ /\./) { $output = $flavour; undef $flavour; }
31
32$win64=0; $win64=1 if ($flavour =~ /[nm]asm|mingw64/ || $output =~ /\.asm$/);
33
34$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
35( $xlate="${dir}x86_64-xlate.pl" and -f $xlate ) or
36( $xlate="${dir}../../perlasm/x86_64-xlate.pl" and -f $xlate) or
37die "can't locate x86_64-xlate.pl";
38
39open OUT,"| \"$^X\" $xlate $flavour $output";
40*STDOUT=*OUT;
41
42$verticalspin=1;	# unlike 32-bit version $verticalspin performs
43			# ~15% better on both AMD and Intel cores
44$speed_limit=512;	# see aes-586.pl for details
45
46$code=".text\n";
47
48$s0="%eax";
49$s1="%ebx";
50$s2="%ecx";
51$s3="%edx";
52$acc0="%esi";	$mask80="%rsi";
53$acc1="%edi";	$maskfe="%rdi";
54$acc2="%ebp";	$mask1b="%rbp";
55$inp="%r8";
56$out="%r9";
57$t0="%r10d";
58$t1="%r11d";
59$t2="%r12d";
60$rnds="%r13d";
61$sbox="%r14";
62$key="%r15";
63
64sub hi() { my $r=shift;	$r =~ s/%[er]([a-d])x/%\1h/;	$r; }
65sub lo() { my $r=shift;	$r =~ s/%[er]([a-d])x/%\1l/;
66			$r =~ s/%[er]([sd]i)/%\1l/;
67			$r =~ s/%(r[0-9]+)[d]?/%\1b/;	$r; }
68sub LO() { my $r=shift; $r =~ s/%r([a-z]+)/%e\1/;
69			$r =~ s/%r([0-9]+)/%r\1d/;	$r; }
70sub _data_word()
71{ my $i;
72    while(defined($i=shift)) { $code.=sprintf".long\t0x%08x,0x%08x\n",$i,$i; }
73}
74sub data_word()
75{ my $i;
76  my $last=pop(@_);
77    $code.=".long\t";
78    while(defined($i=shift)) { $code.=sprintf"0x%08x,",$i; }
79    $code.=sprintf"0x%08x\n",$last;
80}
81
82sub data_byte()
83{ my $i;
84  my $last=pop(@_);
85    $code.=".byte\t";
86    while(defined($i=shift)) { $code.=sprintf"0x%02x,",$i&0xff; }
87    $code.=sprintf"0x%02x\n",$last&0xff;
88}
89
90sub encvert()
91{ my $t3="%r8d";	# zaps $inp!
92
93$code.=<<___;
94	# favor 3-way issue Opteron pipeline...
95	movzb	`&lo("$s0")`,$acc0
96	movzb	`&lo("$s1")`,$acc1
97	movzb	`&lo("$s2")`,$acc2
98	mov	0($sbox,$acc0,8),$t0
99	mov	0($sbox,$acc1,8),$t1
100	mov	0($sbox,$acc2,8),$t2
101
102	movzb	`&hi("$s1")`,$acc0
103	movzb	`&hi("$s2")`,$acc1
104	movzb	`&lo("$s3")`,$acc2
105	xor	3($sbox,$acc0,8),$t0
106	xor	3($sbox,$acc1,8),$t1
107	mov	0($sbox,$acc2,8),$t3
108
109	movzb	`&hi("$s3")`,$acc0
110	shr	\$16,$s2
111	movzb	`&hi("$s0")`,$acc2
112	xor	3($sbox,$acc0,8),$t2
113	shr	\$16,$s3
114	xor	3($sbox,$acc2,8),$t3
115
116	shr	\$16,$s1
117	lea	16($key),$key
118	shr	\$16,$s0
119
120	movzb	`&lo("$s2")`,$acc0
121	movzb	`&lo("$s3")`,$acc1
122	movzb	`&lo("$s0")`,$acc2
123	xor	2($sbox,$acc0,8),$t0
124	xor	2($sbox,$acc1,8),$t1
125	xor	2($sbox,$acc2,8),$t2
126
127	movzb	`&hi("$s3")`,$acc0
128	movzb	`&hi("$s0")`,$acc1
129	movzb	`&lo("$s1")`,$acc2
130	xor	1($sbox,$acc0,8),$t0
131	xor	1($sbox,$acc1,8),$t1
132	xor	2($sbox,$acc2,8),$t3
133
134	mov	12($key),$s3
135	movzb	`&hi("$s1")`,$acc1
136	movzb	`&hi("$s2")`,$acc2
137	mov	0($key),$s0
138	xor	1($sbox,$acc1,8),$t2
139	xor	1($sbox,$acc2,8),$t3
140
141	mov	4($key),$s1
142	mov	8($key),$s2
143	xor	$t0,$s0
144	xor	$t1,$s1
145	xor	$t2,$s2
146	xor	$t3,$s3
147___
148}
149
150sub enclastvert()
151{ my $t3="%r8d";	# zaps $inp!
152
153$code.=<<___;
154	movzb	`&lo("$s0")`,$acc0
155	movzb	`&lo("$s1")`,$acc1
156	movzb	`&lo("$s2")`,$acc2
157	movzb	2($sbox,$acc0,8),$t0
158	movzb	2($sbox,$acc1,8),$t1
159	movzb	2($sbox,$acc2,8),$t2
160
161	movzb	`&lo("$s3")`,$acc0
162	movzb	`&hi("$s1")`,$acc1
163	movzb	`&hi("$s2")`,$acc2
164	movzb	2($sbox,$acc0,8),$t3
165	mov	0($sbox,$acc1,8),$acc1	#$t0
166	mov	0($sbox,$acc2,8),$acc2	#$t1
167
168	and	\$0x0000ff00,$acc1
169	and	\$0x0000ff00,$acc2
170
171	xor	$acc1,$t0
172	xor	$acc2,$t1
173	shr	\$16,$s2
174
175	movzb	`&hi("$s3")`,$acc0
176	movzb	`&hi("$s0")`,$acc1
177	shr	\$16,$s3
178	mov	0($sbox,$acc0,8),$acc0	#$t2
179	mov	0($sbox,$acc1,8),$acc1	#$t3
180
181	and	\$0x0000ff00,$acc0
182	and	\$0x0000ff00,$acc1
183	shr	\$16,$s1
184	xor	$acc0,$t2
185	xor	$acc1,$t3
186	shr	\$16,$s0
187
188	movzb	`&lo("$s2")`,$acc0
189	movzb	`&lo("$s3")`,$acc1
190	movzb	`&lo("$s0")`,$acc2
191	mov	0($sbox,$acc0,8),$acc0	#$t0
192	mov	0($sbox,$acc1,8),$acc1	#$t1
193	mov	0($sbox,$acc2,8),$acc2	#$t2
194
195	and	\$0x00ff0000,$acc0
196	and	\$0x00ff0000,$acc1
197	and	\$0x00ff0000,$acc2
198
199	xor	$acc0,$t0
200	xor	$acc1,$t1
201	xor	$acc2,$t2
202
203	movzb	`&lo("$s1")`,$acc0
204	movzb	`&hi("$s3")`,$acc1
205	movzb	`&hi("$s0")`,$acc2
206	mov	0($sbox,$acc0,8),$acc0	#$t3
207	mov	2($sbox,$acc1,8),$acc1	#$t0
208	mov	2($sbox,$acc2,8),$acc2	#$t1
209
210	and	\$0x00ff0000,$acc0
211	and	\$0xff000000,$acc1
212	and	\$0xff000000,$acc2
213
214	xor	$acc0,$t3
215	xor	$acc1,$t0
216	xor	$acc2,$t1
217
218	movzb	`&hi("$s1")`,$acc0
219	movzb	`&hi("$s2")`,$acc1
220	mov	16+12($key),$s3
221	mov	2($sbox,$acc0,8),$acc0	#$t2
222	mov	2($sbox,$acc1,8),$acc1	#$t3
223	mov	16+0($key),$s0
224
225	and	\$0xff000000,$acc0
226	and	\$0xff000000,$acc1
227
228	xor	$acc0,$t2
229	xor	$acc1,$t3
230
231	mov	16+4($key),$s1
232	mov	16+8($key),$s2
233	xor	$t0,$s0
234	xor	$t1,$s1
235	xor	$t2,$s2
236	xor	$t3,$s3
237___
238}
239
240sub encstep()
241{ my ($i,@s) = @_;
242  my $tmp0=$acc0;
243  my $tmp1=$acc1;
244  my $tmp2=$acc2;
245  my $out=($t0,$t1,$t2,$s[0])[$i];
246
247	if ($i==3) {
248		$tmp0=$s[1];
249		$tmp1=$s[2];
250		$tmp2=$s[3];
251	}
252	$code.="	movzb	".&lo($s[0]).",$out\n";
253	$code.="	mov	$s[2],$tmp1\n"		if ($i!=3);
254	$code.="	lea	16($key),$key\n"	if ($i==0);
255
256	$code.="	movzb	".&hi($s[1]).",$tmp0\n";
257	$code.="	mov	0($sbox,$out,8),$out\n";
258
259	$code.="	shr	\$16,$tmp1\n";
260	$code.="	mov	$s[3],$tmp2\n"		if ($i!=3);
261	$code.="	xor	3($sbox,$tmp0,8),$out\n";
262
263	$code.="	movzb	".&lo($tmp1).",$tmp1\n";
264	$code.="	shr	\$24,$tmp2\n";
265	$code.="	xor	4*$i($key),$out\n";
266
267	$code.="	xor	2($sbox,$tmp1,8),$out\n";
268	$code.="	xor	1($sbox,$tmp2,8),$out\n";
269
270	$code.="	mov	$t0,$s[1]\n"		if ($i==3);
271	$code.="	mov	$t1,$s[2]\n"		if ($i==3);
272	$code.="	mov	$t2,$s[3]\n"		if ($i==3);
273	$code.="\n";
274}
275
276sub enclast()
277{ my ($i,@s)=@_;
278  my $tmp0=$acc0;
279  my $tmp1=$acc1;
280  my $tmp2=$acc2;
281  my $out=($t0,$t1,$t2,$s[0])[$i];
282
283	if ($i==3) {
284		$tmp0=$s[1];
285		$tmp1=$s[2];
286		$tmp2=$s[3];
287	}
288	$code.="	movzb	".&lo($s[0]).",$out\n";
289	$code.="	mov	$s[2],$tmp1\n"		if ($i!=3);
290
291	$code.="	mov	2($sbox,$out,8),$out\n";
292	$code.="	shr	\$16,$tmp1\n";
293	$code.="	mov	$s[3],$tmp2\n"		if ($i!=3);
294
295	$code.="	and	\$0x000000ff,$out\n";
296	$code.="	movzb	".&hi($s[1]).",$tmp0\n";
297	$code.="	movzb	".&lo($tmp1).",$tmp1\n";
298	$code.="	shr	\$24,$tmp2\n";
299
300	$code.="	mov	0($sbox,$tmp0,8),$tmp0\n";
301	$code.="	mov	0($sbox,$tmp1,8),$tmp1\n";
302	$code.="	mov	2($sbox,$tmp2,8),$tmp2\n";
303
304	$code.="	and	\$0x0000ff00,$tmp0\n";
305	$code.="	and	\$0x00ff0000,$tmp1\n";
306	$code.="	and	\$0xff000000,$tmp2\n";
307
308	$code.="	xor	$tmp0,$out\n";
309	$code.="	mov	$t0,$s[1]\n"		if ($i==3);
310	$code.="	xor	$tmp1,$out\n";
311	$code.="	mov	$t1,$s[2]\n"		if ($i==3);
312	$code.="	xor	$tmp2,$out\n";
313	$code.="	mov	$t2,$s[3]\n"		if ($i==3);
314	$code.="\n";
315}
316
317$code.=<<___;
318.type	_x86_64_AES_encrypt,\@abi-omnipotent
319.align	16
320_x86_64_AES_encrypt:
321	xor	0($key),$s0			# xor with key
322	xor	4($key),$s1
323	xor	8($key),$s2
324	xor	12($key),$s3
325
326	mov	240($key),$rnds			# load key->rounds
327	sub	\$1,$rnds
328	jmp	.Lenc_loop
329.align	16
330.Lenc_loop:
331___
332	if ($verticalspin) { &encvert(); }
333	else {	&encstep(0,$s0,$s1,$s2,$s3);
334		&encstep(1,$s1,$s2,$s3,$s0);
335		&encstep(2,$s2,$s3,$s0,$s1);
336		&encstep(3,$s3,$s0,$s1,$s2);
337	}
338$code.=<<___;
339	sub	\$1,$rnds
340	jnz	.Lenc_loop
341___
342	if ($verticalspin) { &enclastvert(); }
343	else {	&enclast(0,$s0,$s1,$s2,$s3);
344		&enclast(1,$s1,$s2,$s3,$s0);
345		&enclast(2,$s2,$s3,$s0,$s1);
346		&enclast(3,$s3,$s0,$s1,$s2);
347		$code.=<<___;
348		xor	16+0($key),$s0		# xor with key
349		xor	16+4($key),$s1
350		xor	16+8($key),$s2
351		xor	16+12($key),$s3
352___
353	}
354$code.=<<___;
355	.byte	0xf3,0xc3			# rep ret
356.size	_x86_64_AES_encrypt,.-_x86_64_AES_encrypt
357___
358
359# it's possible to implement this by shifting tN by 8, filling least
360# significant byte with byte load and finally bswap-ing at the end,
361# but such partial register load kills Core 2...
362sub enccompactvert()
363{ my ($t3,$t4,$t5)=("%r8d","%r9d","%r13d");
364
365$code.=<<___;
366	movzb	`&lo("$s0")`,$t0
367	movzb	`&lo("$s1")`,$t1
368	movzb	`&lo("$s2")`,$t2
369	movzb	($sbox,$t0,1),$t0
370	movzb	($sbox,$t1,1),$t1
371	movzb	($sbox,$t2,1),$t2
372
373	movzb	`&lo("$s3")`,$t3
374	movzb	`&hi("$s1")`,$acc0
375	movzb	`&hi("$s2")`,$acc1
376	movzb	($sbox,$t3,1),$t3
377	movzb	($sbox,$acc0,1),$t4	#$t0
378	movzb	($sbox,$acc1,1),$t5	#$t1
379
380	movzb	`&hi("$s3")`,$acc2
381	movzb	`&hi("$s0")`,$acc0
382	shr	\$16,$s2
383	movzb	($sbox,$acc2,1),$acc2	#$t2
384	movzb	($sbox,$acc0,1),$acc0	#$t3
385	shr	\$16,$s3
386
387	movzb	`&lo("$s2")`,$acc1
388	shl	\$8,$t4
389	shl	\$8,$t5
390	movzb	($sbox,$acc1,1),$acc1	#$t0
391	xor	$t4,$t0
392	xor	$t5,$t1
393
394	movzb	`&lo("$s3")`,$t4
395	shr	\$16,$s0
396	shr	\$16,$s1
397	movzb	`&lo("$s0")`,$t5
398	shl	\$8,$acc2
399	shl	\$8,$acc0
400	movzb	($sbox,$t4,1),$t4	#$t1
401	movzb	($sbox,$t5,1),$t5	#$t2
402	xor	$acc2,$t2
403	xor	$acc0,$t3
404
405	movzb	`&lo("$s1")`,$acc2
406	movzb	`&hi("$s3")`,$acc0
407	shl	\$16,$acc1
408	movzb	($sbox,$acc2,1),$acc2	#$t3
409	movzb	($sbox,$acc0,1),$acc0	#$t0
410	xor	$acc1,$t0
411
412	movzb	`&hi("$s0")`,$acc1
413	shr	\$8,$s2
414	shr	\$8,$s1
415	movzb	($sbox,$acc1,1),$acc1	#$t1
416	movzb	($sbox,$s2,1),$s3	#$t3
417	movzb	($sbox,$s1,1),$s2	#$t2
418	shl	\$16,$t4
419	shl	\$16,$t5
420	shl	\$16,$acc2
421	xor	$t4,$t1
422	xor	$t5,$t2
423	xor	$acc2,$t3
424
425	shl	\$24,$acc0
426	shl	\$24,$acc1
427	shl	\$24,$s3
428	xor	$acc0,$t0
429	shl	\$24,$s2
430	xor	$acc1,$t1
431	mov	$t0,$s0
432	mov	$t1,$s1
433	xor	$t2,$s2
434	xor	$t3,$s3
435___
436}
437
438sub enctransform_ref()
439{ my $sn = shift;
440  my ($acc,$r2,$tmp)=("%r8d","%r9d","%r13d");
441
442$code.=<<___;
443	mov	$sn,$acc
444	and	\$0x80808080,$acc
445	mov	$acc,$tmp
446	shr	\$7,$tmp
447	lea	($sn,$sn),$r2
448	sub	$tmp,$acc
449	and	\$0xfefefefe,$r2
450	and	\$0x1b1b1b1b,$acc
451	mov	$sn,$tmp
452	xor	$acc,$r2
453
454	xor	$r2,$sn
455	rol	\$24,$sn
456	xor	$r2,$sn
457	ror	\$16,$tmp
458	xor	$tmp,$sn
459	ror	\$8,$tmp
460	xor	$tmp,$sn
461___
462}
463
464# unlike decrypt case it does not pay off to parallelize enctransform
465sub enctransform()
466{ my ($t3,$r20,$r21)=($acc2,"%r8d","%r9d");
467
468$code.=<<___;
469	mov	$s0,$acc0
470	mov	$s1,$acc1
471	and	\$0x80808080,$acc0
472	and	\$0x80808080,$acc1
473	mov	$acc0,$t0
474	mov	$acc1,$t1
475	shr	\$7,$t0
476	lea	($s0,$s0),$r20
477	shr	\$7,$t1
478	lea	($s1,$s1),$r21
479	sub	$t0,$acc0
480	sub	$t1,$acc1
481	and	\$0xfefefefe,$r20
482	and	\$0xfefefefe,$r21
483	and	\$0x1b1b1b1b,$acc0
484	and	\$0x1b1b1b1b,$acc1
485	mov	$s0,$t0
486	mov	$s1,$t1
487	xor	$acc0,$r20
488	xor	$acc1,$r21
489
490	xor	$r20,$s0
491	xor	$r21,$s1
492	 mov	$s2,$acc0
493	 mov	$s3,$acc1
494	rol	\$24,$s0
495	rol	\$24,$s1
496	 and	\$0x80808080,$acc0
497	 and	\$0x80808080,$acc1
498	xor	$r20,$s0
499	xor	$r21,$s1
500	 mov	$acc0,$t2
501	 mov	$acc1,$t3
502	ror	\$16,$t0
503	ror	\$16,$t1
504	 shr	\$7,$t2
505	 lea	($s2,$s2),$r20
506	xor	$t0,$s0
507	xor	$t1,$s1
508	 shr	\$7,$t3
509	 lea	($s3,$s3),$r21
510	ror	\$8,$t0
511	ror	\$8,$t1
512	 sub	$t2,$acc0
513	 sub	$t3,$acc1
514	xor	$t0,$s0
515	xor	$t1,$s1
516
517	and	\$0xfefefefe,$r20
518	and	\$0xfefefefe,$r21
519	and	\$0x1b1b1b1b,$acc0
520	and	\$0x1b1b1b1b,$acc1
521	mov	$s2,$t2
522	mov	$s3,$t3
523	xor	$acc0,$r20
524	xor	$acc1,$r21
525
526	xor	$r20,$s2
527	xor	$r21,$s3
528	rol	\$24,$s2
529	rol	\$24,$s3
530	xor	$r20,$s2
531	xor	$r21,$s3
532	mov	0($sbox),$acc0			# prefetch Te4
533	ror	\$16,$t2
534	ror	\$16,$t3
535	mov	64($sbox),$acc1
536	xor	$t2,$s2
537	xor	$t3,$s3
538	mov	128($sbox),$r20
539	ror	\$8,$t2
540	ror	\$8,$t3
541	mov	192($sbox),$r21
542	xor	$t2,$s2
543	xor	$t3,$s3
544___
545}
546
547$code.=<<___;
548.type	_x86_64_AES_encrypt_compact,\@abi-omnipotent
549.align	16
550_x86_64_AES_encrypt_compact:
551	lea	128($sbox),$inp			# size optimization
552	mov	0-128($inp),$acc1		# prefetch Te4
553	mov	32-128($inp),$acc2
554	mov	64-128($inp),$t0
555	mov	96-128($inp),$t1
556	mov	128-128($inp),$acc1
557	mov	160-128($inp),$acc2
558	mov	192-128($inp),$t0
559	mov	224-128($inp),$t1
560	jmp	.Lenc_loop_compact
561.align	16
562.Lenc_loop_compact:
563		xor	0($key),$s0		# xor with key
564		xor	4($key),$s1
565		xor	8($key),$s2
566		xor	12($key),$s3
567		lea	16($key),$key
568___
569		&enccompactvert();
570$code.=<<___;
571		cmp	16(%rsp),$key
572		je	.Lenc_compact_done
573___
574		&enctransform();
575$code.=<<___;
576	jmp	.Lenc_loop_compact
577.align	16
578.Lenc_compact_done:
579	xor	0($key),$s0
580	xor	4($key),$s1
581	xor	8($key),$s2
582	xor	12($key),$s3
583	.byte	0xf3,0xc3			# rep ret
584.size	_x86_64_AES_encrypt_compact,.-_x86_64_AES_encrypt_compact
585___
586
587# void AES_encrypt (const void *inp,void *out,const AES_KEY *key);
588$code.=<<___;
589.globl	AES_encrypt
590.type	AES_encrypt,\@function,3
591.align	16
592AES_encrypt:
593	push	%rbx
594	push	%rbp
595	push	%r12
596	push	%r13
597	push	%r14
598	push	%r15
599
600	# allocate frame "above" key schedule
601	mov	%rsp,%r10
602	lea	-63(%rdx),%rcx	# %rdx is key argument
603	and	\$-64,%rsp
604	sub	%rsp,%rcx
605	neg	%rcx
606	and	\$0x3c0,%rcx
607	sub	%rcx,%rsp
608	sub	\$32,%rsp
609
610	mov	%rsi,16(%rsp)	# save out
611	mov	%r10,24(%rsp)	# save real stack pointer
612.Lenc_prologue:
613
614	mov	%rdx,$key
615	mov	240($key),$rnds	# load rounds
616
617	mov	0(%rdi),$s0	# load input vector
618	mov	4(%rdi),$s1
619	mov	8(%rdi),$s2
620	mov	12(%rdi),$s3
621
622	shl	\$4,$rnds
623	lea	($key,$rnds),%rbp
624	mov	$key,(%rsp)	# key schedule
625	mov	%rbp,8(%rsp)	# end of key schedule
626
627	# pick Te4 copy which can't "overlap" with stack frame or key schedule
628	lea	.LAES_Te+2048(%rip),$sbox
629	lea	768(%rsp),%rbp
630	sub	$sbox,%rbp
631	and	\$0x300,%rbp
632	lea	($sbox,%rbp),$sbox
633
634	call	_x86_64_AES_encrypt_compact
635
636	mov	16(%rsp),$out	# restore out
637	mov	24(%rsp),%rsi	# restore saved stack pointer
638	mov	$s0,0($out)	# write output vector
639	mov	$s1,4($out)
640	mov	$s2,8($out)
641	mov	$s3,12($out)
642
643	mov	(%rsi),%r15
644	mov	8(%rsi),%r14
645	mov	16(%rsi),%r13
646	mov	24(%rsi),%r12
647	mov	32(%rsi),%rbp
648	mov	40(%rsi),%rbx
649	lea	48(%rsi),%rsp
650.Lenc_epilogue:
651	ret
652.size	AES_encrypt,.-AES_encrypt
653___
654
655#------------------------------------------------------------------#
656
657sub decvert()
658{ my $t3="%r8d";	# zaps $inp!
659
660$code.=<<___;
661	# favor 3-way issue Opteron pipeline...
662	movzb	`&lo("$s0")`,$acc0
663	movzb	`&lo("$s1")`,$acc1
664	movzb	`&lo("$s2")`,$acc2
665	mov	0($sbox,$acc0,8),$t0
666	mov	0($sbox,$acc1,8),$t1
667	mov	0($sbox,$acc2,8),$t2
668
669	movzb	`&hi("$s3")`,$acc0
670	movzb	`&hi("$s0")`,$acc1
671	movzb	`&lo("$s3")`,$acc2
672	xor	3($sbox,$acc0,8),$t0
673	xor	3($sbox,$acc1,8),$t1
674	mov	0($sbox,$acc2,8),$t3
675
676	movzb	`&hi("$s1")`,$acc0
677	shr	\$16,$s0
678	movzb	`&hi("$s2")`,$acc2
679	xor	3($sbox,$acc0,8),$t2
680	shr	\$16,$s3
681	xor	3($sbox,$acc2,8),$t3
682
683	shr	\$16,$s1
684	lea	16($key),$key
685	shr	\$16,$s2
686
687	movzb	`&lo("$s2")`,$acc0
688	movzb	`&lo("$s3")`,$acc1
689	movzb	`&lo("$s0")`,$acc2
690	xor	2($sbox,$acc0,8),$t0
691	xor	2($sbox,$acc1,8),$t1
692	xor	2($sbox,$acc2,8),$t2
693
694	movzb	`&hi("$s1")`,$acc0
695	movzb	`&hi("$s2")`,$acc1
696	movzb	`&lo("$s1")`,$acc2
697	xor	1($sbox,$acc0,8),$t0
698	xor	1($sbox,$acc1,8),$t1
699	xor	2($sbox,$acc2,8),$t3
700
701	movzb	`&hi("$s3")`,$acc0
702	mov	12($key),$s3
703	movzb	`&hi("$s0")`,$acc2
704	xor	1($sbox,$acc0,8),$t2
705	mov	0($key),$s0
706	xor	1($sbox,$acc2,8),$t3
707
708	xor	$t0,$s0
709	mov	4($key),$s1
710	mov	8($key),$s2
711	xor	$t2,$s2
712	xor	$t1,$s1
713	xor	$t3,$s3
714___
715}
716
717sub declastvert()
718{ my $t3="%r8d";	# zaps $inp!
719
720$code.=<<___;
721	lea	2048($sbox),$sbox	# size optimization
722	movzb	`&lo("$s0")`,$acc0
723	movzb	`&lo("$s1")`,$acc1
724	movzb	`&lo("$s2")`,$acc2
725	movzb	($sbox,$acc0,1),$t0
726	movzb	($sbox,$acc1,1),$t1
727	movzb	($sbox,$acc2,1),$t2
728
729	movzb	`&lo("$s3")`,$acc0
730	movzb	`&hi("$s3")`,$acc1
731	movzb	`&hi("$s0")`,$acc2
732	movzb	($sbox,$acc0,1),$t3
733	movzb	($sbox,$acc1,1),$acc1	#$t0
734	movzb	($sbox,$acc2,1),$acc2	#$t1
735
736	shl	\$8,$acc1
737	shl	\$8,$acc2
738
739	xor	$acc1,$t0
740	xor	$acc2,$t1
741	shr	\$16,$s3
742
743	movzb	`&hi("$s1")`,$acc0
744	movzb	`&hi("$s2")`,$acc1
745	shr	\$16,$s0
746	movzb	($sbox,$acc0,1),$acc0	#$t2
747	movzb	($sbox,$acc1,1),$acc1	#$t3
748
749	shl	\$8,$acc0
750	shl	\$8,$acc1
751	shr	\$16,$s1
752	xor	$acc0,$t2
753	xor	$acc1,$t3
754	shr	\$16,$s2
755
756	movzb	`&lo("$s2")`,$acc0
757	movzb	`&lo("$s3")`,$acc1
758	movzb	`&lo("$s0")`,$acc2
759	movzb	($sbox,$acc0,1),$acc0	#$t0
760	movzb	($sbox,$acc1,1),$acc1	#$t1
761	movzb	($sbox,$acc2,1),$acc2	#$t2
762
763	shl	\$16,$acc0
764	shl	\$16,$acc1
765	shl	\$16,$acc2
766
767	xor	$acc0,$t0
768	xor	$acc1,$t1
769	xor	$acc2,$t2
770
771	movzb	`&lo("$s1")`,$acc0
772	movzb	`&hi("$s1")`,$acc1
773	movzb	`&hi("$s2")`,$acc2
774	movzb	($sbox,$acc0,1),$acc0	#$t3
775	movzb	($sbox,$acc1,1),$acc1	#$t0
776	movzb	($sbox,$acc2,1),$acc2	#$t1
777
778	shl	\$16,$acc0
779	shl	\$24,$acc1
780	shl	\$24,$acc2
781
782	xor	$acc0,$t3
783	xor	$acc1,$t0
784	xor	$acc2,$t1
785
786	movzb	`&hi("$s3")`,$acc0
787	movzb	`&hi("$s0")`,$acc1
788	mov	16+12($key),$s3
789	movzb	($sbox,$acc0,1),$acc0	#$t2
790	movzb	($sbox,$acc1,1),$acc1	#$t3
791	mov	16+0($key),$s0
792
793	shl	\$24,$acc0
794	shl	\$24,$acc1
795
796	xor	$acc0,$t2
797	xor	$acc1,$t3
798
799	mov	16+4($key),$s1
800	mov	16+8($key),$s2
801	lea	-2048($sbox),$sbox
802	xor	$t0,$s0
803	xor	$t1,$s1
804	xor	$t2,$s2
805	xor	$t3,$s3
806___
807}
808
809sub decstep()
810{ my ($i,@s) = @_;
811  my $tmp0=$acc0;
812  my $tmp1=$acc1;
813  my $tmp2=$acc2;
814  my $out=($t0,$t1,$t2,$s[0])[$i];
815
816	$code.="	mov	$s[0],$out\n"		if ($i!=3);
817			$tmp1=$s[2]			if ($i==3);
818	$code.="	mov	$s[2],$tmp1\n"		if ($i!=3);
819	$code.="	and	\$0xFF,$out\n";
820
821	$code.="	mov	0($sbox,$out,8),$out\n";
822	$code.="	shr	\$16,$tmp1\n";
823			$tmp2=$s[3]			if ($i==3);
824	$code.="	mov	$s[3],$tmp2\n"		if ($i!=3);
825
826			$tmp0=$s[1]			if ($i==3);
827	$code.="	movzb	".&hi($s[1]).",$tmp0\n";
828	$code.="	and	\$0xFF,$tmp1\n";
829	$code.="	shr	\$24,$tmp2\n";
830
831	$code.="	xor	3($sbox,$tmp0,8),$out\n";
832	$code.="	xor	2($sbox,$tmp1,8),$out\n";
833	$code.="	xor	1($sbox,$tmp2,8),$out\n";
834
835	$code.="	mov	$t2,$s[1]\n"		if ($i==3);
836	$code.="	mov	$t1,$s[2]\n"		if ($i==3);
837	$code.="	mov	$t0,$s[3]\n"		if ($i==3);
838	$code.="\n";
839}
840
841sub declast()
842{ my ($i,@s)=@_;
843  my $tmp0=$acc0;
844  my $tmp1=$acc1;
845  my $tmp2=$acc2;
846  my $out=($t0,$t1,$t2,$s[0])[$i];
847
848	$code.="	mov	$s[0],$out\n"		if ($i!=3);
849			$tmp1=$s[2]			if ($i==3);
850	$code.="	mov	$s[2],$tmp1\n"		if ($i!=3);
851	$code.="	and	\$0xFF,$out\n";
852
853	$code.="	movzb	2048($sbox,$out,1),$out\n";
854	$code.="	shr	\$16,$tmp1\n";
855			$tmp2=$s[3]			if ($i==3);
856	$code.="	mov	$s[3],$tmp2\n"		if ($i!=3);
857
858			$tmp0=$s[1]			if ($i==3);
859	$code.="	movzb	".&hi($s[1]).",$tmp0\n";
860	$code.="	and	\$0xFF,$tmp1\n";
861	$code.="	shr	\$24,$tmp2\n";
862
863	$code.="	movzb	2048($sbox,$tmp0,1),$tmp0\n";
864	$code.="	movzb	2048($sbox,$tmp1,1),$tmp1\n";
865	$code.="	movzb	2048($sbox,$tmp2,1),$tmp2\n";
866
867	$code.="	shl	\$8,$tmp0\n";
868	$code.="	shl	\$16,$tmp1\n";
869	$code.="	shl	\$24,$tmp2\n";
870
871	$code.="	xor	$tmp0,$out\n";
872	$code.="	mov	$t2,$s[1]\n"		if ($i==3);
873	$code.="	xor	$tmp1,$out\n";
874	$code.="	mov	$t1,$s[2]\n"		if ($i==3);
875	$code.="	xor	$tmp2,$out\n";
876	$code.="	mov	$t0,$s[3]\n"		if ($i==3);
877	$code.="\n";
878}
879
880$code.=<<___;
881.type	_x86_64_AES_decrypt,\@abi-omnipotent
882.align	16
883_x86_64_AES_decrypt:
884	xor	0($key),$s0			# xor with key
885	xor	4($key),$s1
886	xor	8($key),$s2
887	xor	12($key),$s3
888
889	mov	240($key),$rnds			# load key->rounds
890	sub	\$1,$rnds
891	jmp	.Ldec_loop
892.align	16
893.Ldec_loop:
894___
895	if ($verticalspin) { &decvert(); }
896	else {	&decstep(0,$s0,$s3,$s2,$s1);
897		&decstep(1,$s1,$s0,$s3,$s2);
898		&decstep(2,$s2,$s1,$s0,$s3);
899		&decstep(3,$s3,$s2,$s1,$s0);
900		$code.=<<___;
901		lea	16($key),$key
902		xor	0($key),$s0			# xor with key
903		xor	4($key),$s1
904		xor	8($key),$s2
905		xor	12($key),$s3
906___
907	}
908$code.=<<___;
909	sub	\$1,$rnds
910	jnz	.Ldec_loop
911___
912	if ($verticalspin) { &declastvert(); }
913	else {	&declast(0,$s0,$s3,$s2,$s1);
914		&declast(1,$s1,$s0,$s3,$s2);
915		&declast(2,$s2,$s1,$s0,$s3);
916		&declast(3,$s3,$s2,$s1,$s0);
917		$code.=<<___;
918		xor	16+0($key),$s0			# xor with key
919		xor	16+4($key),$s1
920		xor	16+8($key),$s2
921		xor	16+12($key),$s3
922___
923	}
924$code.=<<___;
925	.byte	0xf3,0xc3			# rep ret
926.size	_x86_64_AES_decrypt,.-_x86_64_AES_decrypt
927___
928
929sub deccompactvert()
930{ my ($t3,$t4,$t5)=("%r8d","%r9d","%r13d");
931
932$code.=<<___;
933	movzb	`&lo("$s0")`,$t0
934	movzb	`&lo("$s1")`,$t1
935	movzb	`&lo("$s2")`,$t2
936	movzb	($sbox,$t0,1),$t0
937	movzb	($sbox,$t1,1),$t1
938	movzb	($sbox,$t2,1),$t2
939
940	movzb	`&lo("$s3")`,$t3
941	movzb	`&hi("$s3")`,$acc0
942	movzb	`&hi("$s0")`,$acc1
943	movzb	($sbox,$t3,1),$t3
944	movzb	($sbox,$acc0,1),$t4	#$t0
945	movzb	($sbox,$acc1,1),$t5	#$t1
946
947	movzb	`&hi("$s1")`,$acc2
948	movzb	`&hi("$s2")`,$acc0
949	shr	\$16,$s2
950	movzb	($sbox,$acc2,1),$acc2	#$t2
951	movzb	($sbox,$acc0,1),$acc0	#$t3
952	shr	\$16,$s3
953
954	movzb	`&lo("$s2")`,$acc1
955	shl	\$8,$t4
956	shl	\$8,$t5
957	movzb	($sbox,$acc1,1),$acc1	#$t0
958	xor	$t4,$t0
959	xor	$t5,$t1
960
961	movzb	`&lo("$s3")`,$t4
962	shr	\$16,$s0
963	shr	\$16,$s1
964	movzb	`&lo("$s0")`,$t5
965	shl	\$8,$acc2
966	shl	\$8,$acc0
967	movzb	($sbox,$t4,1),$t4	#$t1
968	movzb	($sbox,$t5,1),$t5	#$t2
969	xor	$acc2,$t2
970	xor	$acc0,$t3
971
972	movzb	`&lo("$s1")`,$acc2
973	movzb	`&hi("$s1")`,$acc0
974	shl	\$16,$acc1
975	movzb	($sbox,$acc2,1),$acc2	#$t3
976	movzb	($sbox,$acc0,1),$acc0	#$t0
977	xor	$acc1,$t0
978
979	movzb	`&hi("$s2")`,$acc1
980	shl	\$16,$t4
981	shl	\$16,$t5
982	movzb	($sbox,$acc1,1),$s1	#$t1
983	xor	$t4,$t1
984	xor	$t5,$t2
985
986	movzb	`&hi("$s3")`,$acc1
987	shr	\$8,$s0
988	shl	\$16,$acc2
989	movzb	($sbox,$acc1,1),$s2	#$t2
990	movzb	($sbox,$s0,1),$s3	#$t3
991	xor	$acc2,$t3
992
993	shl	\$24,$acc0
994	shl	\$24,$s1
995	shl	\$24,$s2
996	xor	$acc0,$t0
997	shl	\$24,$s3
998	xor	$t1,$s1
999	mov	$t0,$s0
1000	xor	$t2,$s2
1001	xor	$t3,$s3
1002___
1003}
1004
1005# parallelized version! input is pair of 64-bit values: %rax=s1.s0
1006# and %rcx=s3.s2, output is four 32-bit values in %eax=s0, %ebx=s1,
1007# %ecx=s2 and %edx=s3.
1008sub dectransform()
1009{ my ($tp10,$tp20,$tp40,$tp80,$acc0)=("%rax","%r8", "%r9", "%r10","%rbx");
1010  my ($tp18,$tp28,$tp48,$tp88,$acc8)=("%rcx","%r11","%r12","%r13","%rdx");
1011  my $prefetch = shift;
1012
1013$code.=<<___;
1014	mov	$tp10,$acc0
1015	mov	$tp18,$acc8
1016	and	$mask80,$acc0
1017	and	$mask80,$acc8
1018	mov	$acc0,$tp40
1019	mov	$acc8,$tp48
1020	shr	\$7,$tp40
1021	lea	($tp10,$tp10),$tp20
1022	shr	\$7,$tp48
1023	lea	($tp18,$tp18),$tp28
1024	sub	$tp40,$acc0
1025	sub	$tp48,$acc8
1026	and	$maskfe,$tp20
1027	and	$maskfe,$tp28
1028	and	$mask1b,$acc0
1029	and	$mask1b,$acc8
1030	xor	$tp20,$acc0
1031	xor	$tp28,$acc8
1032	mov	$acc0,$tp20
1033	mov	$acc8,$tp28
1034
1035	and	$mask80,$acc0
1036	and	$mask80,$acc8
1037	mov	$acc0,$tp80
1038	mov	$acc8,$tp88
1039	shr	\$7,$tp80
1040	lea	($tp20,$tp20),$tp40
1041	shr	\$7,$tp88
1042	lea	($tp28,$tp28),$tp48
1043	sub	$tp80,$acc0
1044	sub	$tp88,$acc8
1045	and	$maskfe,$tp40
1046	and	$maskfe,$tp48
1047	and	$mask1b,$acc0
1048	and	$mask1b,$acc8
1049	xor	$tp40,$acc0
1050	xor	$tp48,$acc8
1051	mov	$acc0,$tp40
1052	mov	$acc8,$tp48
1053
1054	and	$mask80,$acc0
1055	and	$mask80,$acc8
1056	mov	$acc0,$tp80
1057	mov	$acc8,$tp88
1058	shr	\$7,$tp80
1059	 xor	$tp10,$tp20		# tp2^=tp1
1060	shr	\$7,$tp88
1061	 xor	$tp18,$tp28		# tp2^=tp1
1062	sub	$tp80,$acc0
1063	sub	$tp88,$acc8
1064	lea	($tp40,$tp40),$tp80
1065	lea	($tp48,$tp48),$tp88
1066	 xor	$tp10,$tp40		# tp4^=tp1
1067	 xor	$tp18,$tp48		# tp4^=tp1
1068	and	$maskfe,$tp80
1069	and	$maskfe,$tp88
1070	and	$mask1b,$acc0
1071	and	$mask1b,$acc8
1072	xor	$acc0,$tp80
1073	xor	$acc8,$tp88
1074
1075	xor	$tp80,$tp10		# tp1^=tp8
1076	xor	$tp88,$tp18		# tp1^=tp8
1077	xor	$tp80,$tp20		# tp2^tp1^=tp8
1078	xor	$tp88,$tp28		# tp2^tp1^=tp8
1079	mov	$tp10,$acc0
1080	mov	$tp18,$acc8
1081	xor	$tp80,$tp40		# tp4^tp1^=tp8
1082	xor	$tp88,$tp48		# tp4^tp1^=tp8
1083	shr	\$32,$acc0
1084	shr	\$32,$acc8
1085	xor	$tp20,$tp80		# tp8^=tp8^tp2^tp1=tp2^tp1
1086	xor	$tp28,$tp88		# tp8^=tp8^tp2^tp1=tp2^tp1
1087	rol	\$8,`&LO("$tp10")`	# ROTATE(tp1^tp8,8)
1088	rol	\$8,`&LO("$tp18")`	# ROTATE(tp1^tp8,8)
1089	xor	$tp40,$tp80		# tp2^tp1^=tp8^tp4^tp1=tp8^tp4^tp2
1090	xor	$tp48,$tp88		# tp2^tp1^=tp8^tp4^tp1=tp8^tp4^tp2
1091
1092	rol	\$8,`&LO("$acc0")`	# ROTATE(tp1^tp8,8)
1093	rol	\$8,`&LO("$acc8")`	# ROTATE(tp1^tp8,8)
1094	xor	`&LO("$tp80")`,`&LO("$tp10")`
1095	xor	`&LO("$tp88")`,`&LO("$tp18")`
1096	shr	\$32,$tp80
1097	shr	\$32,$tp88
1098	xor	`&LO("$tp80")`,`&LO("$acc0")`
1099	xor	`&LO("$tp88")`,`&LO("$acc8")`
1100
1101	mov	$tp20,$tp80
1102	mov	$tp28,$tp88
1103	shr	\$32,$tp80
1104	shr	\$32,$tp88
1105	rol	\$24,`&LO("$tp20")`	# ROTATE(tp2^tp1^tp8,24)
1106	rol	\$24,`&LO("$tp28")`	# ROTATE(tp2^tp1^tp8,24)
1107	rol	\$24,`&LO("$tp80")`	# ROTATE(tp2^tp1^tp8,24)
1108	rol	\$24,`&LO("$tp88")`	# ROTATE(tp2^tp1^tp8,24)
1109	xor	`&LO("$tp20")`,`&LO("$tp10")`
1110	xor	`&LO("$tp28")`,`&LO("$tp18")`
1111	mov	$tp40,$tp20
1112	mov	$tp48,$tp28
1113	xor	`&LO("$tp80")`,`&LO("$acc0")`
1114	xor	`&LO("$tp88")`,`&LO("$acc8")`
1115
1116	`"mov	0($sbox),$mask80"	if ($prefetch)`
1117	shr	\$32,$tp20
1118	shr	\$32,$tp28
1119	`"mov	64($sbox),$maskfe"	if ($prefetch)`
1120	rol	\$16,`&LO("$tp40")`	# ROTATE(tp4^tp1^tp8,16)
1121	rol	\$16,`&LO("$tp48")`	# ROTATE(tp4^tp1^tp8,16)
1122	`"mov	128($sbox),$mask1b"	if ($prefetch)`
1123	rol	\$16,`&LO("$tp20")`	# ROTATE(tp4^tp1^tp8,16)
1124	rol	\$16,`&LO("$tp28")`	# ROTATE(tp4^tp1^tp8,16)
1125	`"mov	192($sbox),$tp80"	if ($prefetch)`
1126	xor	`&LO("$tp40")`,`&LO("$tp10")`
1127	xor	`&LO("$tp48")`,`&LO("$tp18")`
1128	`"mov	256($sbox),$tp88"	if ($prefetch)`
1129	xor	`&LO("$tp20")`,`&LO("$acc0")`
1130	xor	`&LO("$tp28")`,`&LO("$acc8")`
1131___
1132}
1133
1134$code.=<<___;
1135.type	_x86_64_AES_decrypt_compact,\@abi-omnipotent
1136.align	16
1137_x86_64_AES_decrypt_compact:
1138	lea	128($sbox),$inp			# size optimization
1139	mov	0-128($inp),$acc1		# prefetch Td4
1140	mov	32-128($inp),$acc2
1141	mov	64-128($inp),$t0
1142	mov	96-128($inp),$t1
1143	mov	128-128($inp),$acc1
1144	mov	160-128($inp),$acc2
1145	mov	192-128($inp),$t0
1146	mov	224-128($inp),$t1
1147	jmp	.Ldec_loop_compact
1148
1149.align	16
1150.Ldec_loop_compact:
1151		xor	0($key),$s0		# xor with key
1152		xor	4($key),$s1
1153		xor	8($key),$s2
1154		xor	12($key),$s3
1155		lea	16($key),$key
1156___
1157		&deccompactvert();
1158$code.=<<___;
1159		cmp	16(%rsp),$key
1160		je	.Ldec_compact_done
1161
1162		mov	256+0($sbox),$mask80
1163		shl	\$32,%rbx
1164		shl	\$32,%rdx
1165		mov	256+8($sbox),$maskfe
1166		or	%rbx,%rax
1167		or	%rdx,%rcx
1168		mov	256+16($sbox),$mask1b
1169___
1170		&dectransform(1);
1171$code.=<<___;
1172	jmp	.Ldec_loop_compact
1173.align	16
1174.Ldec_compact_done:
1175	xor	0($key),$s0
1176	xor	4($key),$s1
1177	xor	8($key),$s2
1178	xor	12($key),$s3
1179	.byte	0xf3,0xc3			# rep ret
1180.size	_x86_64_AES_decrypt_compact,.-_x86_64_AES_decrypt_compact
1181___
1182
1183# void AES_decrypt (const void *inp,void *out,const AES_KEY *key);
1184$code.=<<___;
1185.globl	AES_decrypt
1186.type	AES_decrypt,\@function,3
1187.align	16
1188AES_decrypt:
1189	push	%rbx
1190	push	%rbp
1191	push	%r12
1192	push	%r13
1193	push	%r14
1194	push	%r15
1195
1196	# allocate frame "above" key schedule
1197	mov	%rsp,%r10
1198	lea	-63(%rdx),%rcx	# %rdx is key argument
1199	and	\$-64,%rsp
1200	sub	%rsp,%rcx
1201	neg	%rcx
1202	and	\$0x3c0,%rcx
1203	sub	%rcx,%rsp
1204	sub	\$32,%rsp
1205
1206	mov	%rsi,16(%rsp)	# save out
1207	mov	%r10,24(%rsp)	# save real stack pointer
1208.Ldec_prologue:
1209
1210	mov	%rdx,$key
1211	mov	240($key),$rnds	# load rounds
1212
1213	mov	0(%rdi),$s0	# load input vector
1214	mov	4(%rdi),$s1
1215	mov	8(%rdi),$s2
1216	mov	12(%rdi),$s3
1217
1218	shl	\$4,$rnds
1219	lea	($key,$rnds),%rbp
1220	mov	$key,(%rsp)	# key schedule
1221	mov	%rbp,8(%rsp)	# end of key schedule
1222
1223	# pick Td4 copy which can't "overlap" with stack frame or key schedule
1224	lea	.LAES_Td+2048(%rip),$sbox
1225	lea	768(%rsp),%rbp
1226	sub	$sbox,%rbp
1227	and	\$0x300,%rbp
1228	lea	($sbox,%rbp),$sbox
1229	shr	\$3,%rbp	# recall "magic" constants!
1230	add	%rbp,$sbox
1231
1232	call	_x86_64_AES_decrypt_compact
1233
1234	mov	16(%rsp),$out	# restore out
1235	mov	24(%rsp),%rsi	# restore saved stack pointer
1236	mov	$s0,0($out)	# write output vector
1237	mov	$s1,4($out)
1238	mov	$s2,8($out)
1239	mov	$s3,12($out)
1240
1241	mov	(%rsi),%r15
1242	mov	8(%rsi),%r14
1243	mov	16(%rsi),%r13
1244	mov	24(%rsi),%r12
1245	mov	32(%rsi),%rbp
1246	mov	40(%rsi),%rbx
1247	lea	48(%rsi),%rsp
1248.Ldec_epilogue:
1249	ret
1250.size	AES_decrypt,.-AES_decrypt
1251___
1252#------------------------------------------------------------------#
1253
1254sub enckey()
1255{
1256$code.=<<___;
1257	movz	%dl,%esi		# rk[i]>>0
1258	movzb	-128(%rbp,%rsi),%ebx
1259	movz	%dh,%esi		# rk[i]>>8
1260	shl	\$24,%ebx
1261	xor	%ebx,%eax
1262
1263	movzb	-128(%rbp,%rsi),%ebx
1264	shr	\$16,%edx
1265	movz	%dl,%esi		# rk[i]>>16
1266	xor	%ebx,%eax
1267
1268	movzb	-128(%rbp,%rsi),%ebx
1269	movz	%dh,%esi		# rk[i]>>24
1270	shl	\$8,%ebx
1271	xor	%ebx,%eax
1272
1273	movzb	-128(%rbp,%rsi),%ebx
1274	shl	\$16,%ebx
1275	xor	%ebx,%eax
1276
1277	xor	1024-128(%rbp,%rcx,4),%eax		# rcon
1278___
1279}
1280
1281# int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
1282#                        AES_KEY *key)
1283$code.=<<___;
1284.globl	AES_set_encrypt_key
1285.type	AES_set_encrypt_key,\@function,3
1286.align	16
1287AES_set_encrypt_key:
1288	push	%rbx
1289	push	%rbp
1290	push	%r12			# redundant, but allows to share
1291	push	%r13			# exception handler...
1292	push	%r14
1293	push	%r15
1294	sub	\$8,%rsp
1295.Lenc_key_prologue:
1296
1297	call	_x86_64_AES_set_encrypt_key
1298
1299	mov	8(%rsp),%r15
1300	mov	16(%rsp),%r14
1301	mov	24(%rsp),%r13
1302	mov	32(%rsp),%r12
1303	mov	40(%rsp),%rbp
1304	mov	48(%rsp),%rbx
1305	add	\$56,%rsp
1306.Lenc_key_epilogue:
1307	ret
1308.size	AES_set_encrypt_key,.-AES_set_encrypt_key
1309
1310.type	_x86_64_AES_set_encrypt_key,\@abi-omnipotent
1311.align	16
1312_x86_64_AES_set_encrypt_key:
1313	mov	%esi,%ecx			# %ecx=bits
1314	mov	%rdi,%rsi			# %rsi=userKey
1315	mov	%rdx,%rdi			# %rdi=key
1316
1317	test	\$-1,%rsi
1318	jz	.Lbadpointer
1319	test	\$-1,%rdi
1320	jz	.Lbadpointer
1321
1322	lea	.LAES_Te(%rip),%rbp
1323	lea	2048+128(%rbp),%rbp
1324
1325	# prefetch Te4
1326	mov	0-128(%rbp),%eax
1327	mov	32-128(%rbp),%ebx
1328	mov	64-128(%rbp),%r8d
1329	mov	96-128(%rbp),%edx
1330	mov	128-128(%rbp),%eax
1331	mov	160-128(%rbp),%ebx
1332	mov	192-128(%rbp),%r8d
1333	mov	224-128(%rbp),%edx
1334
1335	cmp	\$128,%ecx
1336	je	.L10rounds
1337	cmp	\$192,%ecx
1338	je	.L12rounds
1339	cmp	\$256,%ecx
1340	je	.L14rounds
1341	mov	\$-2,%rax			# invalid number of bits
1342	jmp	.Lexit
1343
1344.L10rounds:
1345	mov	0(%rsi),%rax			# copy first 4 dwords
1346	mov	8(%rsi),%rdx
1347	mov	%rax,0(%rdi)
1348	mov	%rdx,8(%rdi)
1349
1350	shr	\$32,%rdx
1351	xor	%ecx,%ecx
1352	jmp	.L10shortcut
1353.align	4
1354.L10loop:
1355		mov	0(%rdi),%eax			# rk[0]
1356		mov	12(%rdi),%edx			# rk[3]
1357.L10shortcut:
1358___
1359		&enckey	();
1360$code.=<<___;
1361		mov	%eax,16(%rdi)			# rk[4]
1362		xor	4(%rdi),%eax
1363		mov	%eax,20(%rdi)			# rk[5]
1364		xor	8(%rdi),%eax
1365		mov	%eax,24(%rdi)			# rk[6]
1366		xor	12(%rdi),%eax
1367		mov	%eax,28(%rdi)			# rk[7]
1368		add	\$1,%ecx
1369		lea	16(%rdi),%rdi
1370		cmp	\$10,%ecx
1371	jl	.L10loop
1372
1373	movl	\$10,80(%rdi)			# setup number of rounds
1374	xor	%rax,%rax
1375	jmp	.Lexit
1376
1377.L12rounds:
1378	mov	0(%rsi),%rax			# copy first 6 dwords
1379	mov	8(%rsi),%rbx
1380	mov	16(%rsi),%rdx
1381	mov	%rax,0(%rdi)
1382	mov	%rbx,8(%rdi)
1383	mov	%rdx,16(%rdi)
1384
1385	shr	\$32,%rdx
1386	xor	%ecx,%ecx
1387	jmp	.L12shortcut
1388.align	4
1389.L12loop:
1390		mov	0(%rdi),%eax			# rk[0]
1391		mov	20(%rdi),%edx			# rk[5]
1392.L12shortcut:
1393___
1394		&enckey	();
1395$code.=<<___;
1396		mov	%eax,24(%rdi)			# rk[6]
1397		xor	4(%rdi),%eax
1398		mov	%eax,28(%rdi)			# rk[7]
1399		xor	8(%rdi),%eax
1400		mov	%eax,32(%rdi)			# rk[8]
1401		xor	12(%rdi),%eax
1402		mov	%eax,36(%rdi)			# rk[9]
1403
1404		cmp	\$7,%ecx
1405		je	.L12break
1406		add	\$1,%ecx
1407
1408		xor	16(%rdi),%eax
1409		mov	%eax,40(%rdi)			# rk[10]
1410		xor	20(%rdi),%eax
1411		mov	%eax,44(%rdi)			# rk[11]
1412
1413		lea	24(%rdi),%rdi
1414	jmp	.L12loop
1415.L12break:
1416	movl	\$12,72(%rdi)		# setup number of rounds
1417	xor	%rax,%rax
1418	jmp	.Lexit
1419
1420.L14rounds:
1421	mov	0(%rsi),%rax			# copy first 8 dwords
1422	mov	8(%rsi),%rbx
1423	mov	16(%rsi),%rcx
1424	mov	24(%rsi),%rdx
1425	mov	%rax,0(%rdi)
1426	mov	%rbx,8(%rdi)
1427	mov	%rcx,16(%rdi)
1428	mov	%rdx,24(%rdi)
1429
1430	shr	\$32,%rdx
1431	xor	%ecx,%ecx
1432	jmp	.L14shortcut
1433.align	4
1434.L14loop:
1435		mov	0(%rdi),%eax			# rk[0]
1436		mov	28(%rdi),%edx			# rk[4]
1437.L14shortcut:
1438___
1439		&enckey	();
1440$code.=<<___;
1441		mov	%eax,32(%rdi)			# rk[8]
1442		xor	4(%rdi),%eax
1443		mov	%eax,36(%rdi)			# rk[9]
1444		xor	8(%rdi),%eax
1445		mov	%eax,40(%rdi)			# rk[10]
1446		xor	12(%rdi),%eax
1447		mov	%eax,44(%rdi)			# rk[11]
1448
1449		cmp	\$6,%ecx
1450		je	.L14break
1451		add	\$1,%ecx
1452
1453		mov	%eax,%edx
1454		mov	16(%rdi),%eax			# rk[4]
1455		movz	%dl,%esi			# rk[11]>>0
1456		movzb	-128(%rbp,%rsi),%ebx
1457		movz	%dh,%esi			# rk[11]>>8
1458		xor	%ebx,%eax
1459
1460		movzb	-128(%rbp,%rsi),%ebx
1461		shr	\$16,%edx
1462		shl	\$8,%ebx
1463		movz	%dl,%esi			# rk[11]>>16
1464		xor	%ebx,%eax
1465
1466		movzb	-128(%rbp,%rsi),%ebx
1467		movz	%dh,%esi			# rk[11]>>24
1468		shl	\$16,%ebx
1469		xor	%ebx,%eax
1470
1471		movzb	-128(%rbp,%rsi),%ebx
1472		shl	\$24,%ebx
1473		xor	%ebx,%eax
1474
1475		mov	%eax,48(%rdi)			# rk[12]
1476		xor	20(%rdi),%eax
1477		mov	%eax,52(%rdi)			# rk[13]
1478		xor	24(%rdi),%eax
1479		mov	%eax,56(%rdi)			# rk[14]
1480		xor	28(%rdi),%eax
1481		mov	%eax,60(%rdi)			# rk[15]
1482
1483		lea	32(%rdi),%rdi
1484	jmp	.L14loop
1485.L14break:
1486	movl	\$14,48(%rdi)		# setup number of rounds
1487	xor	%rax,%rax
1488	jmp	.Lexit
1489
1490.Lbadpointer:
1491	mov	\$-1,%rax
1492.Lexit:
1493	.byte	0xf3,0xc3			# rep ret
1494.size	_x86_64_AES_set_encrypt_key,.-_x86_64_AES_set_encrypt_key
1495___
1496
1497sub deckey_ref()
1498{ my ($i,$ptr,$te,$td) = @_;
1499  my ($tp1,$tp2,$tp4,$tp8,$acc)=("%eax","%ebx","%edi","%edx","%r8d");
1500$code.=<<___;
1501	mov	$i($ptr),$tp1
1502	mov	$tp1,$acc
1503	and	\$0x80808080,$acc
1504	mov	$acc,$tp4
1505	shr	\$7,$tp4
1506	lea	0($tp1,$tp1),$tp2
1507	sub	$tp4,$acc
1508	and	\$0xfefefefe,$tp2
1509	and	\$0x1b1b1b1b,$acc
1510	xor	$tp2,$acc
1511	mov	$acc,$tp2
1512
1513	and	\$0x80808080,$acc
1514	mov	$acc,$tp8
1515	shr	\$7,$tp8
1516	lea	0($tp2,$tp2),$tp4
1517	sub	$tp8,$acc
1518	and	\$0xfefefefe,$tp4
1519	and	\$0x1b1b1b1b,$acc
1520	 xor	$tp1,$tp2		# tp2^tp1
1521	xor	$tp4,$acc
1522	mov	$acc,$tp4
1523
1524	and	\$0x80808080,$acc
1525	mov	$acc,$tp8
1526	shr	\$7,$tp8
1527	sub	$tp8,$acc
1528	lea	0($tp4,$tp4),$tp8
1529	 xor	$tp1,$tp4		# tp4^tp1
1530	and	\$0xfefefefe,$tp8
1531	and	\$0x1b1b1b1b,$acc
1532	xor	$acc,$tp8
1533
1534	xor	$tp8,$tp1		# tp1^tp8
1535	rol	\$8,$tp1		# ROTATE(tp1^tp8,8)
1536	xor	$tp8,$tp2		# tp2^tp1^tp8
1537	xor	$tp8,$tp4		# tp4^tp1^tp8
1538	xor	$tp2,$tp8
1539	xor	$tp4,$tp8		# tp8^(tp8^tp4^tp1)^(tp8^tp2^tp1)=tp8^tp4^tp2
1540
1541	xor	$tp8,$tp1
1542	rol	\$24,$tp2		# ROTATE(tp2^tp1^tp8,24)
1543	xor	$tp2,$tp1
1544	rol	\$16,$tp4		# ROTATE(tp4^tp1^tp8,16)
1545	xor	$tp4,$tp1
1546
1547	mov	$tp1,$i($ptr)
1548___
1549}
1550
1551# int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
1552#                        AES_KEY *key)
1553$code.=<<___;
1554.globl	AES_set_decrypt_key
1555.type	AES_set_decrypt_key,\@function,3
1556.align	16
1557AES_set_decrypt_key:
1558	push	%rbx
1559	push	%rbp
1560	push	%r12
1561	push	%r13
1562	push	%r14
1563	push	%r15
1564	push	%rdx			# save key schedule
1565.Ldec_key_prologue:
1566
1567	call	_x86_64_AES_set_encrypt_key
1568	mov	(%rsp),%r8		# restore key schedule
1569	cmp	\$0,%eax
1570	jne	.Labort
1571
1572	mov	240(%r8),%r14d		# pull number of rounds
1573	xor	%rdi,%rdi
1574	lea	(%rdi,%r14d,4),%rcx
1575	mov	%r8,%rsi
1576	lea	(%r8,%rcx,4),%rdi	# pointer to last chunk
1577.align	4
1578.Linvert:
1579		mov	0(%rsi),%rax
1580		mov	8(%rsi),%rbx
1581		mov	0(%rdi),%rcx
1582		mov	8(%rdi),%rdx
1583		mov	%rax,0(%rdi)
1584		mov	%rbx,8(%rdi)
1585		mov	%rcx,0(%rsi)
1586		mov	%rdx,8(%rsi)
1587		lea	16(%rsi),%rsi
1588		lea	-16(%rdi),%rdi
1589		cmp	%rsi,%rdi
1590	jne	.Linvert
1591
1592	lea	.LAES_Te+2048+1024(%rip),%rax	# rcon
1593
1594	mov	40(%rax),$mask80
1595	mov	48(%rax),$maskfe
1596	mov	56(%rax),$mask1b
1597
1598	mov	%r8,$key
1599	sub	\$1,%r14d
1600.align	4
1601.Lpermute:
1602		lea	16($key),$key
1603		mov	0($key),%rax
1604		mov	8($key),%rcx
1605___
1606		&dectransform ();
1607$code.=<<___;
1608		mov	%eax,0($key)
1609		mov	%ebx,4($key)
1610		mov	%ecx,8($key)
1611		mov	%edx,12($key)
1612		sub	\$1,%r14d
1613	jnz	.Lpermute
1614
1615	xor	%rax,%rax
1616.Labort:
1617	mov	8(%rsp),%r15
1618	mov	16(%rsp),%r14
1619	mov	24(%rsp),%r13
1620	mov	32(%rsp),%r12
1621	mov	40(%rsp),%rbp
1622	mov	48(%rsp),%rbx
1623	add	\$56,%rsp
1624.Ldec_key_epilogue:
1625	ret
1626.size	AES_set_decrypt_key,.-AES_set_decrypt_key
1627___
1628
1629# void AES_cbc_encrypt (const void char *inp, unsigned char *out,
1630#			size_t length, const AES_KEY *key,
1631#			unsigned char *ivp,const int enc);
1632{
1633# stack frame layout
1634# -8(%rsp)		return address
1635my $keyp="0(%rsp)";		# one to pass as $key
1636my $keyend="8(%rsp)";		# &(keyp->rd_key[4*keyp->rounds])
1637my $_rsp="16(%rsp)";		# saved %rsp
1638my $_inp="24(%rsp)";		# copy of 1st parameter, inp
1639my $_out="32(%rsp)";		# copy of 2nd parameter, out
1640my $_len="40(%rsp)";		# copy of 3rd parameter, length
1641my $_key="48(%rsp)";		# copy of 4th parameter, key
1642my $_ivp="56(%rsp)";		# copy of 5th parameter, ivp
1643my $ivec="64(%rsp)";		# ivec[16]
1644my $aes_key="80(%rsp)";		# copy of aes_key
1645my $mark="80+240(%rsp)";	# copy of aes_key->rounds
1646
1647$code.=<<___;
1648.globl	AES_cbc_encrypt
1649.type	AES_cbc_encrypt,\@function,6
1650.align	16
1651.extern	OPENSSL_ia32cap_P
1652AES_cbc_encrypt:
1653	cmp	\$0,%rdx	# check length
1654	je	.Lcbc_epilogue
1655	pushfq
1656	push	%rbx
1657	push	%rbp
1658	push	%r12
1659	push	%r13
1660	push	%r14
1661	push	%r15
1662.Lcbc_prologue:
1663
1664	cld
1665	mov	%r9d,%r9d	# clear upper half of enc
1666
1667	lea	.LAES_Te(%rip),$sbox
1668	cmp	\$0,%r9
1669	jne	.Lcbc_picked_te
1670	lea	.LAES_Td(%rip),$sbox
1671.Lcbc_picked_te:
1672
1673	mov	OPENSSL_ia32cap_P(%rip),%r10d
1674	cmp	\$$speed_limit,%rdx
1675	jb	.Lcbc_slow_prologue
1676	test	\$15,%rdx
1677	jnz	.Lcbc_slow_prologue
1678	bt	\$28,%r10d
1679	jc	.Lcbc_slow_prologue
1680
1681	# allocate aligned stack frame...
1682	lea	-88-248(%rsp),$key
1683	and	\$-64,$key
1684
1685	# ... and make sure it doesn't alias with AES_T[ed] modulo 4096
1686	mov	$sbox,%r10
1687	lea	2304($sbox),%r11
1688	mov	$key,%r12
1689	and	\$0xFFF,%r10	# s = $sbox&0xfff
1690	and	\$0xFFF,%r11	# e = ($sbox+2048)&0xfff
1691	and	\$0xFFF,%r12	# p = %rsp&0xfff
1692
1693	cmp	%r11,%r12	# if (p=>e) %rsp =- (p-e);
1694	jb	.Lcbc_te_break_out
1695	sub	%r11,%r12
1696	sub	%r12,$key
1697	jmp	.Lcbc_te_ok
1698.Lcbc_te_break_out:		# else %rsp -= (p-s)&0xfff + framesz
1699	sub	%r10,%r12
1700	and	\$0xFFF,%r12
1701	add	\$320,%r12
1702	sub	%r12,$key
1703.align	4
1704.Lcbc_te_ok:
1705
1706	xchg	%rsp,$key
1707	#add	\$8,%rsp	# reserve for return address!
1708	mov	$key,$_rsp	# save %rsp
1709.Lcbc_fast_body:
1710	mov	%rdi,$_inp	# save copy of inp
1711	mov	%rsi,$_out	# save copy of out
1712	mov	%rdx,$_len	# save copy of len
1713	mov	%rcx,$_key	# save copy of key
1714	mov	%r8,$_ivp	# save copy of ivp
1715	movl	\$0,$mark	# copy of aes_key->rounds = 0;
1716	mov	%r8,%rbp	# rearrange input arguments
1717	mov	%r9,%rbx
1718	mov	%rsi,$out
1719	mov	%rdi,$inp
1720	mov	%rcx,$key
1721
1722	mov	240($key),%eax		# key->rounds
1723	# do we copy key schedule to stack?
1724	mov	$key,%r10
1725	sub	$sbox,%r10
1726	and	\$0xfff,%r10
1727	cmp	\$2304,%r10
1728	jb	.Lcbc_do_ecopy
1729	cmp	\$4096-248,%r10
1730	jb	.Lcbc_skip_ecopy
1731.align	4
1732.Lcbc_do_ecopy:
1733		mov	$key,%rsi
1734		lea	$aes_key,%rdi
1735		lea	$aes_key,$key
1736		mov	\$240/8,%ecx
1737		.long	0x90A548F3	# rep movsq
1738		mov	%eax,(%rdi)	# copy aes_key->rounds
1739.Lcbc_skip_ecopy:
1740	mov	$key,$keyp	# save key pointer
1741
1742	mov	\$18,%ecx
1743.align	4
1744.Lcbc_prefetch_te:
1745		mov	0($sbox),%r10
1746		mov	32($sbox),%r11
1747		mov	64($sbox),%r12
1748		mov	96($sbox),%r13
1749		lea	128($sbox),$sbox
1750		sub	\$1,%ecx
1751	jnz	.Lcbc_prefetch_te
1752	lea	-2304($sbox),$sbox
1753
1754	cmp	\$0,%rbx
1755	je	.LFAST_DECRYPT
1756
1757#----------------------------- ENCRYPT -----------------------------#
1758	mov	0(%rbp),$s0		# load iv
1759	mov	4(%rbp),$s1
1760	mov	8(%rbp),$s2
1761	mov	12(%rbp),$s3
1762
1763.align	4
1764.Lcbc_fast_enc_loop:
1765		xor	0($inp),$s0
1766		xor	4($inp),$s1
1767		xor	8($inp),$s2
1768		xor	12($inp),$s3
1769		mov	$keyp,$key	# restore key
1770		mov	$inp,$_inp	# if ($verticalspin) save inp
1771
1772		call	_x86_64_AES_encrypt
1773
1774		mov	$_inp,$inp	# if ($verticalspin) restore inp
1775		mov	$_len,%r10
1776		mov	$s0,0($out)
1777		mov	$s1,4($out)
1778		mov	$s2,8($out)
1779		mov	$s3,12($out)
1780
1781		lea	16($inp),$inp
1782		lea	16($out),$out
1783		sub	\$16,%r10
1784		test	\$-16,%r10
1785		mov	%r10,$_len
1786	jnz	.Lcbc_fast_enc_loop
1787	mov	$_ivp,%rbp	# restore ivp
1788	mov	$s0,0(%rbp)	# save ivec
1789	mov	$s1,4(%rbp)
1790	mov	$s2,8(%rbp)
1791	mov	$s3,12(%rbp)
1792
1793	jmp	.Lcbc_fast_cleanup
1794
1795#----------------------------- DECRYPT -----------------------------#
1796.align	16
1797.LFAST_DECRYPT:
1798	cmp	$inp,$out
1799	je	.Lcbc_fast_dec_in_place
1800
1801	mov	%rbp,$ivec
1802.align	4
1803.Lcbc_fast_dec_loop:
1804		mov	0($inp),$s0	# read input
1805		mov	4($inp),$s1
1806		mov	8($inp),$s2
1807		mov	12($inp),$s3
1808		mov	$keyp,$key	# restore key
1809		mov	$inp,$_inp	# if ($verticalspin) save inp
1810
1811		call	_x86_64_AES_decrypt
1812
1813		mov	$ivec,%rbp	# load ivp
1814		mov	$_inp,$inp	# if ($verticalspin) restore inp
1815		mov	$_len,%r10	# load len
1816		xor	0(%rbp),$s0	# xor iv
1817		xor	4(%rbp),$s1
1818		xor	8(%rbp),$s2
1819		xor	12(%rbp),$s3
1820		mov	$inp,%rbp	# current input, next iv
1821
1822		sub	\$16,%r10
1823		mov	%r10,$_len	# update len
1824		mov	%rbp,$ivec	# update ivp
1825
1826		mov	$s0,0($out)	# write output
1827		mov	$s1,4($out)
1828		mov	$s2,8($out)
1829		mov	$s3,12($out)
1830
1831		lea	16($inp),$inp
1832		lea	16($out),$out
1833	jnz	.Lcbc_fast_dec_loop
1834	mov	$_ivp,%r12		# load user ivp
1835	mov	0(%rbp),%r10		# load iv
1836	mov	8(%rbp),%r11
1837	mov	%r10,0(%r12)		# copy back to user
1838	mov	%r11,8(%r12)
1839	jmp	.Lcbc_fast_cleanup
1840
1841.align	16
1842.Lcbc_fast_dec_in_place:
1843	mov	0(%rbp),%r10		# copy iv to stack
1844	mov	8(%rbp),%r11
1845	mov	%r10,0+$ivec
1846	mov	%r11,8+$ivec
1847.align	4
1848.Lcbc_fast_dec_in_place_loop:
1849		mov	0($inp),$s0	# load input
1850		mov	4($inp),$s1
1851		mov	8($inp),$s2
1852		mov	12($inp),$s3
1853		mov	$keyp,$key	# restore key
1854		mov	$inp,$_inp	# if ($verticalspin) save inp
1855
1856		call	_x86_64_AES_decrypt
1857
1858		mov	$_inp,$inp	# if ($verticalspin) restore inp
1859		mov	$_len,%r10
1860		xor	0+$ivec,$s0
1861		xor	4+$ivec,$s1
1862		xor	8+$ivec,$s2
1863		xor	12+$ivec,$s3
1864
1865		mov	0($inp),%r11	# load input
1866		mov	8($inp),%r12
1867		sub	\$16,%r10
1868		jz	.Lcbc_fast_dec_in_place_done
1869
1870		mov	%r11,0+$ivec	# copy input to iv
1871		mov	%r12,8+$ivec
1872
1873		mov	$s0,0($out)	# save output [zaps input]
1874		mov	$s1,4($out)
1875		mov	$s2,8($out)
1876		mov	$s3,12($out)
1877
1878		lea	16($inp),$inp
1879		lea	16($out),$out
1880		mov	%r10,$_len
1881	jmp	.Lcbc_fast_dec_in_place_loop
1882.Lcbc_fast_dec_in_place_done:
1883	mov	$_ivp,%rdi
1884	mov	%r11,0(%rdi)	# copy iv back to user
1885	mov	%r12,8(%rdi)
1886
1887	mov	$s0,0($out)	# save output [zaps input]
1888	mov	$s1,4($out)
1889	mov	$s2,8($out)
1890	mov	$s3,12($out)
1891
1892.align	4
1893.Lcbc_fast_cleanup:
1894	cmpl	\$0,$mark	# was the key schedule copied?
1895	lea	$aes_key,%rdi
1896	je	.Lcbc_exit
1897		mov	\$240/8,%ecx
1898		xor	%rax,%rax
1899		.long	0x90AB48F3	# rep stosq
1900
1901	jmp	.Lcbc_exit
1902
1903#--------------------------- SLOW ROUTINE ---------------------------#
1904.align	16
1905.Lcbc_slow_prologue:
1906	# allocate aligned stack frame...
1907	lea	-88(%rsp),%rbp
1908	and	\$-64,%rbp
1909	# ... just "above" key schedule
1910	lea	-88-63(%rcx),%r10
1911	sub	%rbp,%r10
1912	neg	%r10
1913	and	\$0x3c0,%r10
1914	sub	%r10,%rbp
1915
1916	xchg	%rsp,%rbp
1917	#add	\$8,%rsp	# reserve for return address!
1918	mov	%rbp,$_rsp	# save %rsp
1919.Lcbc_slow_body:
1920	#mov	%rdi,$_inp	# save copy of inp
1921	#mov	%rsi,$_out	# save copy of out
1922	#mov	%rdx,$_len	# save copy of len
1923	#mov	%rcx,$_key	# save copy of key
1924	mov	%r8,$_ivp	# save copy of ivp
1925	mov	%r8,%rbp	# rearrange input arguments
1926	mov	%r9,%rbx
1927	mov	%rsi,$out
1928	mov	%rdi,$inp
1929	mov	%rcx,$key
1930	mov	%rdx,%r10
1931
1932	mov	240($key),%eax
1933	mov	$key,$keyp	# save key pointer
1934	shl	\$4,%eax
1935	lea	($key,%rax),%rax
1936	mov	%rax,$keyend
1937
1938	# pick Te4 copy which can't "overlap" with stack frame or key scdedule
1939	lea	2048($sbox),$sbox
1940	lea	768-8(%rsp),%rax
1941	sub	$sbox,%rax
1942	and	\$0x300,%rax
1943	lea	($sbox,%rax),$sbox
1944
1945	cmp	\$0,%rbx
1946	je	.LSLOW_DECRYPT
1947
1948#--------------------------- SLOW ENCRYPT ---------------------------#
1949	test	\$-16,%r10		# check upon length
1950	mov	0(%rbp),$s0		# load iv
1951	mov	4(%rbp),$s1
1952	mov	8(%rbp),$s2
1953	mov	12(%rbp),$s3
1954	jz	.Lcbc_slow_enc_tail	# short input...
1955
1956.align	4
1957.Lcbc_slow_enc_loop:
1958		xor	0($inp),$s0
1959		xor	4($inp),$s1
1960		xor	8($inp),$s2
1961		xor	12($inp),$s3
1962		mov	$keyp,$key	# restore key
1963		mov	$inp,$_inp	# save inp
1964		mov	$out,$_out	# save out
1965		mov	%r10,$_len	# save len
1966
1967		call	_x86_64_AES_encrypt_compact
1968
1969		mov	$_inp,$inp	# restore inp
1970		mov	$_out,$out	# restore out
1971		mov	$_len,%r10	# restore len
1972		mov	$s0,0($out)
1973		mov	$s1,4($out)
1974		mov	$s2,8($out)
1975		mov	$s3,12($out)
1976
1977		lea	16($inp),$inp
1978		lea	16($out),$out
1979		sub	\$16,%r10
1980		test	\$-16,%r10
1981	jnz	.Lcbc_slow_enc_loop
1982	test	\$15,%r10
1983	jnz	.Lcbc_slow_enc_tail
1984	mov	$_ivp,%rbp	# restore ivp
1985	mov	$s0,0(%rbp)	# save ivec
1986	mov	$s1,4(%rbp)
1987	mov	$s2,8(%rbp)
1988	mov	$s3,12(%rbp)
1989
1990	jmp	.Lcbc_exit
1991
1992.align	4
1993.Lcbc_slow_enc_tail:
1994	mov	%rax,%r11
1995	mov	%rcx,%r12
1996	mov	%r10,%rcx
1997	mov	$inp,%rsi
1998	mov	$out,%rdi
1999	.long	0x9066A4F3		# rep movsb
2000	mov	\$16,%rcx		# zero tail
2001	sub	%r10,%rcx
2002	xor	%rax,%rax
2003	.long	0x9066AAF3		# rep stosb
2004	mov	$out,$inp		# this is not a mistake!
2005	mov	\$16,%r10		# len=16
2006	mov	%r11,%rax
2007	mov	%r12,%rcx
2008	jmp	.Lcbc_slow_enc_loop	# one more spin...
2009#--------------------------- SLOW DECRYPT ---------------------------#
2010.align	16
2011.LSLOW_DECRYPT:
2012	shr	\$3,%rax
2013	add	%rax,$sbox		# recall "magic" constants!
2014
2015	mov	0(%rbp),%r11		# copy iv to stack
2016	mov	8(%rbp),%r12
2017	mov	%r11,0+$ivec
2018	mov	%r12,8+$ivec
2019
2020.align	4
2021.Lcbc_slow_dec_loop:
2022		mov	0($inp),$s0	# load input
2023		mov	4($inp),$s1
2024		mov	8($inp),$s2
2025		mov	12($inp),$s3
2026		mov	$keyp,$key	# restore key
2027		mov	$inp,$_inp	# save inp
2028		mov	$out,$_out	# save out
2029		mov	%r10,$_len	# save len
2030
2031		call	_x86_64_AES_decrypt_compact
2032
2033		mov	$_inp,$inp	# restore inp
2034		mov	$_out,$out	# restore out
2035		mov	$_len,%r10
2036		xor	0+$ivec,$s0
2037		xor	4+$ivec,$s1
2038		xor	8+$ivec,$s2
2039		xor	12+$ivec,$s3
2040
2041		mov	0($inp),%r11	# load input
2042		mov	8($inp),%r12
2043		sub	\$16,%r10
2044		jc	.Lcbc_slow_dec_partial
2045		jz	.Lcbc_slow_dec_done
2046
2047		mov	%r11,0+$ivec	# copy input to iv
2048		mov	%r12,8+$ivec
2049
2050		mov	$s0,0($out)	# save output [can zap input]
2051		mov	$s1,4($out)
2052		mov	$s2,8($out)
2053		mov	$s3,12($out)
2054
2055		lea	16($inp),$inp
2056		lea	16($out),$out
2057	jmp	.Lcbc_slow_dec_loop
2058.Lcbc_slow_dec_done:
2059	mov	$_ivp,%rdi
2060	mov	%r11,0(%rdi)		# copy iv back to user
2061	mov	%r12,8(%rdi)
2062
2063	mov	$s0,0($out)		# save output [can zap input]
2064	mov	$s1,4($out)
2065	mov	$s2,8($out)
2066	mov	$s3,12($out)
2067
2068	jmp	.Lcbc_exit
2069
2070.align	4
2071.Lcbc_slow_dec_partial:
2072	mov	$_ivp,%rdi
2073	mov	%r11,0(%rdi)		# copy iv back to user
2074	mov	%r12,8(%rdi)
2075
2076	mov	$s0,0+$ivec		# save output to stack
2077	mov	$s1,4+$ivec
2078	mov	$s2,8+$ivec
2079	mov	$s3,12+$ivec
2080
2081	mov	$out,%rdi
2082	lea	$ivec,%rsi
2083	lea	16(%r10),%rcx
2084	.long	0x9066A4F3	# rep movsb
2085	jmp	.Lcbc_exit
2086
2087.align	16
2088.Lcbc_exit:
2089	mov	$_rsp,%rsi
2090	mov	(%rsi),%r15
2091	mov	8(%rsi),%r14
2092	mov	16(%rsi),%r13
2093	mov	24(%rsi),%r12
2094	mov	32(%rsi),%rbp
2095	mov	40(%rsi),%rbx
2096	lea	48(%rsi),%rsp
2097.Lcbc_popfq:
2098	popfq
2099.Lcbc_epilogue:
2100	ret
2101.size	AES_cbc_encrypt,.-AES_cbc_encrypt
2102___
2103}
2104
2105$code.=<<___;
2106.align	64
2107.LAES_Te:
2108___
2109	&_data_word(0xa56363c6, 0x847c7cf8, 0x997777ee, 0x8d7b7bf6);
2110	&_data_word(0x0df2f2ff, 0xbd6b6bd6, 0xb16f6fde, 0x54c5c591);
2111	&_data_word(0x50303060, 0x03010102, 0xa96767ce, 0x7d2b2b56);
2112	&_data_word(0x19fefee7, 0x62d7d7b5, 0xe6abab4d, 0x9a7676ec);
2113	&_data_word(0x45caca8f, 0x9d82821f, 0x40c9c989, 0x877d7dfa);
2114	&_data_word(0x15fafaef, 0xeb5959b2, 0xc947478e, 0x0bf0f0fb);
2115	&_data_word(0xecadad41, 0x67d4d4b3, 0xfda2a25f, 0xeaafaf45);
2116	&_data_word(0xbf9c9c23, 0xf7a4a453, 0x967272e4, 0x5bc0c09b);
2117	&_data_word(0xc2b7b775, 0x1cfdfde1, 0xae93933d, 0x6a26264c);
2118	&_data_word(0x5a36366c, 0x413f3f7e, 0x02f7f7f5, 0x4fcccc83);
2119	&_data_word(0x5c343468, 0xf4a5a551, 0x34e5e5d1, 0x08f1f1f9);
2120	&_data_word(0x937171e2, 0x73d8d8ab, 0x53313162, 0x3f15152a);
2121	&_data_word(0x0c040408, 0x52c7c795, 0x65232346, 0x5ec3c39d);
2122	&_data_word(0x28181830, 0xa1969637, 0x0f05050a, 0xb59a9a2f);
2123	&_data_word(0x0907070e, 0x36121224, 0x9b80801b, 0x3de2e2df);
2124	&_data_word(0x26ebebcd, 0x6927274e, 0xcdb2b27f, 0x9f7575ea);
2125	&_data_word(0x1b090912, 0x9e83831d, 0x742c2c58, 0x2e1a1a34);
2126	&_data_word(0x2d1b1b36, 0xb26e6edc, 0xee5a5ab4, 0xfba0a05b);
2127	&_data_word(0xf65252a4, 0x4d3b3b76, 0x61d6d6b7, 0xceb3b37d);
2128	&_data_word(0x7b292952, 0x3ee3e3dd, 0x712f2f5e, 0x97848413);
2129	&_data_word(0xf55353a6, 0x68d1d1b9, 0x00000000, 0x2cededc1);
2130	&_data_word(0x60202040, 0x1ffcfce3, 0xc8b1b179, 0xed5b5bb6);
2131	&_data_word(0xbe6a6ad4, 0x46cbcb8d, 0xd9bebe67, 0x4b393972);
2132	&_data_word(0xde4a4a94, 0xd44c4c98, 0xe85858b0, 0x4acfcf85);
2133	&_data_word(0x6bd0d0bb, 0x2aefefc5, 0xe5aaaa4f, 0x16fbfbed);
2134	&_data_word(0xc5434386, 0xd74d4d9a, 0x55333366, 0x94858511);
2135	&_data_word(0xcf45458a, 0x10f9f9e9, 0x06020204, 0x817f7ffe);
2136	&_data_word(0xf05050a0, 0x443c3c78, 0xba9f9f25, 0xe3a8a84b);
2137	&_data_word(0xf35151a2, 0xfea3a35d, 0xc0404080, 0x8a8f8f05);
2138	&_data_word(0xad92923f, 0xbc9d9d21, 0x48383870, 0x04f5f5f1);
2139	&_data_word(0xdfbcbc63, 0xc1b6b677, 0x75dadaaf, 0x63212142);
2140	&_data_word(0x30101020, 0x1affffe5, 0x0ef3f3fd, 0x6dd2d2bf);
2141	&_data_word(0x4ccdcd81, 0x140c0c18, 0x35131326, 0x2fececc3);
2142	&_data_word(0xe15f5fbe, 0xa2979735, 0xcc444488, 0x3917172e);
2143	&_data_word(0x57c4c493, 0xf2a7a755, 0x827e7efc, 0x473d3d7a);
2144	&_data_word(0xac6464c8, 0xe75d5dba, 0x2b191932, 0x957373e6);
2145	&_data_word(0xa06060c0, 0x98818119, 0xd14f4f9e, 0x7fdcdca3);
2146	&_data_word(0x66222244, 0x7e2a2a54, 0xab90903b, 0x8388880b);
2147	&_data_word(0xca46468c, 0x29eeeec7, 0xd3b8b86b, 0x3c141428);
2148	&_data_word(0x79dedea7, 0xe25e5ebc, 0x1d0b0b16, 0x76dbdbad);
2149	&_data_word(0x3be0e0db, 0x56323264, 0x4e3a3a74, 0x1e0a0a14);
2150	&_data_word(0xdb494992, 0x0a06060c, 0x6c242448, 0xe45c5cb8);
2151	&_data_word(0x5dc2c29f, 0x6ed3d3bd, 0xefacac43, 0xa66262c4);
2152	&_data_word(0xa8919139, 0xa4959531, 0x37e4e4d3, 0x8b7979f2);
2153	&_data_word(0x32e7e7d5, 0x43c8c88b, 0x5937376e, 0xb76d6dda);
2154	&_data_word(0x8c8d8d01, 0x64d5d5b1, 0xd24e4e9c, 0xe0a9a949);
2155	&_data_word(0xb46c6cd8, 0xfa5656ac, 0x07f4f4f3, 0x25eaeacf);
2156	&_data_word(0xaf6565ca, 0x8e7a7af4, 0xe9aeae47, 0x18080810);
2157	&_data_word(0xd5baba6f, 0x887878f0, 0x6f25254a, 0x722e2e5c);
2158	&_data_word(0x241c1c38, 0xf1a6a657, 0xc7b4b473, 0x51c6c697);
2159	&_data_word(0x23e8e8cb, 0x7cdddda1, 0x9c7474e8, 0x211f1f3e);
2160	&_data_word(0xdd4b4b96, 0xdcbdbd61, 0x868b8b0d, 0x858a8a0f);
2161	&_data_word(0x907070e0, 0x423e3e7c, 0xc4b5b571, 0xaa6666cc);
2162	&_data_word(0xd8484890, 0x05030306, 0x01f6f6f7, 0x120e0e1c);
2163	&_data_word(0xa36161c2, 0x5f35356a, 0xf95757ae, 0xd0b9b969);
2164	&_data_word(0x91868617, 0x58c1c199, 0x271d1d3a, 0xb99e9e27);
2165	&_data_word(0x38e1e1d9, 0x13f8f8eb, 0xb398982b, 0x33111122);
2166	&_data_word(0xbb6969d2, 0x70d9d9a9, 0x898e8e07, 0xa7949433);
2167	&_data_word(0xb69b9b2d, 0x221e1e3c, 0x92878715, 0x20e9e9c9);
2168	&_data_word(0x49cece87, 0xff5555aa, 0x78282850, 0x7adfdfa5);
2169	&_data_word(0x8f8c8c03, 0xf8a1a159, 0x80898909, 0x170d0d1a);
2170	&_data_word(0xdabfbf65, 0x31e6e6d7, 0xc6424284, 0xb86868d0);
2171	&_data_word(0xc3414182, 0xb0999929, 0x772d2d5a, 0x110f0f1e);
2172	&_data_word(0xcbb0b07b, 0xfc5454a8, 0xd6bbbb6d, 0x3a16162c);
2173
2174#Te4	# four copies of Te4 to choose from to avoid L1 aliasing
2175	&data_byte(0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5);
2176	&data_byte(0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76);
2177	&data_byte(0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0);
2178	&data_byte(0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0);
2179	&data_byte(0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc);
2180	&data_byte(0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15);
2181	&data_byte(0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a);
2182	&data_byte(0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75);
2183	&data_byte(0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0);
2184	&data_byte(0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84);
2185	&data_byte(0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b);
2186	&data_byte(0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf);
2187	&data_byte(0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85);
2188	&data_byte(0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8);
2189	&data_byte(0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5);
2190	&data_byte(0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2);
2191	&data_byte(0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17);
2192	&data_byte(0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73);
2193	&data_byte(0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88);
2194	&data_byte(0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb);
2195	&data_byte(0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c);
2196	&data_byte(0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79);
2197	&data_byte(0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9);
2198	&data_byte(0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08);
2199	&data_byte(0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6);
2200	&data_byte(0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a);
2201	&data_byte(0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e);
2202	&data_byte(0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e);
2203	&data_byte(0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94);
2204	&data_byte(0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf);
2205	&data_byte(0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68);
2206	&data_byte(0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16);
2207
2208	&data_byte(0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5);
2209	&data_byte(0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76);
2210	&data_byte(0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0);
2211	&data_byte(0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0);
2212	&data_byte(0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc);
2213	&data_byte(0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15);
2214	&data_byte(0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a);
2215	&data_byte(0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75);
2216	&data_byte(0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0);
2217	&data_byte(0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84);
2218	&data_byte(0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b);
2219	&data_byte(0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf);
2220	&data_byte(0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85);
2221	&data_byte(0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8);
2222	&data_byte(0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5);
2223	&data_byte(0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2);
2224	&data_byte(0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17);
2225	&data_byte(0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73);
2226	&data_byte(0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88);
2227	&data_byte(0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb);
2228	&data_byte(0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c);
2229	&data_byte(0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79);
2230	&data_byte(0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9);
2231	&data_byte(0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08);
2232	&data_byte(0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6);
2233	&data_byte(0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a);
2234	&data_byte(0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e);
2235	&data_byte(0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e);
2236	&data_byte(0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94);
2237	&data_byte(0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf);
2238	&data_byte(0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68);
2239	&data_byte(0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16);
2240
2241	&data_byte(0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5);
2242	&data_byte(0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76);
2243	&data_byte(0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0);
2244	&data_byte(0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0);
2245	&data_byte(0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc);
2246	&data_byte(0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15);
2247	&data_byte(0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a);
2248	&data_byte(0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75);
2249	&data_byte(0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0);
2250	&data_byte(0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84);
2251	&data_byte(0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b);
2252	&data_byte(0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf);
2253	&data_byte(0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85);
2254	&data_byte(0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8);
2255	&data_byte(0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5);
2256	&data_byte(0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2);
2257	&data_byte(0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17);
2258	&data_byte(0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73);
2259	&data_byte(0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88);
2260	&data_byte(0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb);
2261	&data_byte(0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c);
2262	&data_byte(0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79);
2263	&data_byte(0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9);
2264	&data_byte(0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08);
2265	&data_byte(0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6);
2266	&data_byte(0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a);
2267	&data_byte(0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e);
2268	&data_byte(0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e);
2269	&data_byte(0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94);
2270	&data_byte(0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf);
2271	&data_byte(0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68);
2272	&data_byte(0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16);
2273
2274	&data_byte(0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5);
2275	&data_byte(0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76);
2276	&data_byte(0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0);
2277	&data_byte(0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0);
2278	&data_byte(0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc);
2279	&data_byte(0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15);
2280	&data_byte(0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a);
2281	&data_byte(0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75);
2282	&data_byte(0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0);
2283	&data_byte(0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84);
2284	&data_byte(0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b);
2285	&data_byte(0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf);
2286	&data_byte(0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85);
2287	&data_byte(0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8);
2288	&data_byte(0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5);
2289	&data_byte(0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2);
2290	&data_byte(0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17);
2291	&data_byte(0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73);
2292	&data_byte(0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88);
2293	&data_byte(0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb);
2294	&data_byte(0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c);
2295	&data_byte(0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79);
2296	&data_byte(0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9);
2297	&data_byte(0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08);
2298	&data_byte(0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6);
2299	&data_byte(0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a);
2300	&data_byte(0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e);
2301	&data_byte(0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e);
2302	&data_byte(0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94);
2303	&data_byte(0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf);
2304	&data_byte(0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68);
2305	&data_byte(0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16);
2306#rcon:
2307$code.=<<___;
2308	.long	0x00000001, 0x00000002, 0x00000004, 0x00000008
2309	.long	0x00000010, 0x00000020, 0x00000040, 0x00000080
2310	.long	0x0000001b, 0x00000036, 0x80808080, 0x80808080
2311	.long	0xfefefefe, 0xfefefefe, 0x1b1b1b1b, 0x1b1b1b1b
2312___
2313$code.=<<___;
2314.align	64
2315.LAES_Td:
2316___
2317	&_data_word(0x50a7f451, 0x5365417e, 0xc3a4171a, 0x965e273a);
2318	&_data_word(0xcb6bab3b, 0xf1459d1f, 0xab58faac, 0x9303e34b);
2319	&_data_word(0x55fa3020, 0xf66d76ad, 0x9176cc88, 0x254c02f5);
2320	&_data_word(0xfcd7e54f, 0xd7cb2ac5, 0x80443526, 0x8fa362b5);
2321	&_data_word(0x495ab1de, 0x671bba25, 0x980eea45, 0xe1c0fe5d);
2322	&_data_word(0x02752fc3, 0x12f04c81, 0xa397468d, 0xc6f9d36b);
2323	&_data_word(0xe75f8f03, 0x959c9215, 0xeb7a6dbf, 0xda595295);
2324	&_data_word(0x2d83bed4, 0xd3217458, 0x2969e049, 0x44c8c98e);
2325	&_data_word(0x6a89c275, 0x78798ef4, 0x6b3e5899, 0xdd71b927);
2326	&_data_word(0xb64fe1be, 0x17ad88f0, 0x66ac20c9, 0xb43ace7d);
2327	&_data_word(0x184adf63, 0x82311ae5, 0x60335197, 0x457f5362);
2328	&_data_word(0xe07764b1, 0x84ae6bbb, 0x1ca081fe, 0x942b08f9);
2329	&_data_word(0x58684870, 0x19fd458f, 0x876cde94, 0xb7f87b52);
2330	&_data_word(0x23d373ab, 0xe2024b72, 0x578f1fe3, 0x2aab5566);
2331	&_data_word(0x0728ebb2, 0x03c2b52f, 0x9a7bc586, 0xa50837d3);
2332	&_data_word(0xf2872830, 0xb2a5bf23, 0xba6a0302, 0x5c8216ed);
2333	&_data_word(0x2b1ccf8a, 0x92b479a7, 0xf0f207f3, 0xa1e2694e);
2334	&_data_word(0xcdf4da65, 0xd5be0506, 0x1f6234d1, 0x8afea6c4);
2335	&_data_word(0x9d532e34, 0xa055f3a2, 0x32e18a05, 0x75ebf6a4);
2336	&_data_word(0x39ec830b, 0xaaef6040, 0x069f715e, 0x51106ebd);
2337	&_data_word(0xf98a213e, 0x3d06dd96, 0xae053edd, 0x46bde64d);
2338	&_data_word(0xb58d5491, 0x055dc471, 0x6fd40604, 0xff155060);
2339	&_data_word(0x24fb9819, 0x97e9bdd6, 0xcc434089, 0x779ed967);
2340	&_data_word(0xbd42e8b0, 0x888b8907, 0x385b19e7, 0xdbeec879);
2341	&_data_word(0x470a7ca1, 0xe90f427c, 0xc91e84f8, 0x00000000);
2342	&_data_word(0x83868009, 0x48ed2b32, 0xac70111e, 0x4e725a6c);
2343	&_data_word(0xfbff0efd, 0x5638850f, 0x1ed5ae3d, 0x27392d36);
2344	&_data_word(0x64d90f0a, 0x21a65c68, 0xd1545b9b, 0x3a2e3624);
2345	&_data_word(0xb1670a0c, 0x0fe75793, 0xd296eeb4, 0x9e919b1b);
2346	&_data_word(0x4fc5c080, 0xa220dc61, 0x694b775a, 0x161a121c);
2347	&_data_word(0x0aba93e2, 0xe52aa0c0, 0x43e0223c, 0x1d171b12);
2348	&_data_word(0x0b0d090e, 0xadc78bf2, 0xb9a8b62d, 0xc8a91e14);
2349	&_data_word(0x8519f157, 0x4c0775af, 0xbbdd99ee, 0xfd607fa3);
2350	&_data_word(0x9f2601f7, 0xbcf5725c, 0xc53b6644, 0x347efb5b);
2351	&_data_word(0x7629438b, 0xdcc623cb, 0x68fcedb6, 0x63f1e4b8);
2352	&_data_word(0xcadc31d7, 0x10856342, 0x40229713, 0x2011c684);
2353	&_data_word(0x7d244a85, 0xf83dbbd2, 0x1132f9ae, 0x6da129c7);
2354	&_data_word(0x4b2f9e1d, 0xf330b2dc, 0xec52860d, 0xd0e3c177);
2355	&_data_word(0x6c16b32b, 0x99b970a9, 0xfa489411, 0x2264e947);
2356	&_data_word(0xc48cfca8, 0x1a3ff0a0, 0xd82c7d56, 0xef903322);
2357	&_data_word(0xc74e4987, 0xc1d138d9, 0xfea2ca8c, 0x360bd498);
2358	&_data_word(0xcf81f5a6, 0x28de7aa5, 0x268eb7da, 0xa4bfad3f);
2359	&_data_word(0xe49d3a2c, 0x0d927850, 0x9bcc5f6a, 0x62467e54);
2360	&_data_word(0xc2138df6, 0xe8b8d890, 0x5ef7392e, 0xf5afc382);
2361	&_data_word(0xbe805d9f, 0x7c93d069, 0xa92dd56f, 0xb31225cf);
2362	&_data_word(0x3b99acc8, 0xa77d1810, 0x6e639ce8, 0x7bbb3bdb);
2363	&_data_word(0x097826cd, 0xf418596e, 0x01b79aec, 0xa89a4f83);
2364	&_data_word(0x656e95e6, 0x7ee6ffaa, 0x08cfbc21, 0xe6e815ef);
2365	&_data_word(0xd99be7ba, 0xce366f4a, 0xd4099fea, 0xd67cb029);
2366	&_data_word(0xafb2a431, 0x31233f2a, 0x3094a5c6, 0xc066a235);
2367	&_data_word(0x37bc4e74, 0xa6ca82fc, 0xb0d090e0, 0x15d8a733);
2368	&_data_word(0x4a9804f1, 0xf7daec41, 0x0e50cd7f, 0x2ff69117);
2369	&_data_word(0x8dd64d76, 0x4db0ef43, 0x544daacc, 0xdf0496e4);
2370	&_data_word(0xe3b5d19e, 0x1b886a4c, 0xb81f2cc1, 0x7f516546);
2371	&_data_word(0x04ea5e9d, 0x5d358c01, 0x737487fa, 0x2e410bfb);
2372	&_data_word(0x5a1d67b3, 0x52d2db92, 0x335610e9, 0x1347d66d);
2373	&_data_word(0x8c61d79a, 0x7a0ca137, 0x8e14f859, 0x893c13eb);
2374	&_data_word(0xee27a9ce, 0x35c961b7, 0xede51ce1, 0x3cb1477a);
2375	&_data_word(0x59dfd29c, 0x3f73f255, 0x79ce1418, 0xbf37c773);
2376	&_data_word(0xeacdf753, 0x5baafd5f, 0x146f3ddf, 0x86db4478);
2377	&_data_word(0x81f3afca, 0x3ec468b9, 0x2c342438, 0x5f40a3c2);
2378	&_data_word(0x72c31d16, 0x0c25e2bc, 0x8b493c28, 0x41950dff);
2379	&_data_word(0x7101a839, 0xdeb30c08, 0x9ce4b4d8, 0x90c15664);
2380	&_data_word(0x6184cb7b, 0x70b632d5, 0x745c6c48, 0x4257b8d0);
2381
2382#Td4:	# four copies of Td4 to choose from to avoid L1 aliasing
2383	&data_byte(0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38);
2384	&data_byte(0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb);
2385	&data_byte(0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87);
2386	&data_byte(0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb);
2387	&data_byte(0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d);
2388	&data_byte(0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e);
2389	&data_byte(0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2);
2390	&data_byte(0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25);
2391	&data_byte(0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16);
2392	&data_byte(0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92);
2393	&data_byte(0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda);
2394	&data_byte(0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84);
2395	&data_byte(0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a);
2396	&data_byte(0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06);
2397	&data_byte(0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02);
2398	&data_byte(0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b);
2399	&data_byte(0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea);
2400	&data_byte(0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73);
2401	&data_byte(0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85);
2402	&data_byte(0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e);
2403	&data_byte(0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89);
2404	&data_byte(0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b);
2405	&data_byte(0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20);
2406	&data_byte(0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4);
2407	&data_byte(0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31);
2408	&data_byte(0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f);
2409	&data_byte(0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d);
2410	&data_byte(0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef);
2411	&data_byte(0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0);
2412	&data_byte(0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61);
2413	&data_byte(0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26);
2414	&data_byte(0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d);
2415$code.=<<___;
2416	.long	0x80808080, 0x80808080, 0xfefefefe, 0xfefefefe
2417	.long	0x1b1b1b1b, 0x1b1b1b1b, 0, 0
2418___
2419	&data_byte(0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38);
2420	&data_byte(0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb);
2421	&data_byte(0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87);
2422	&data_byte(0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb);
2423	&data_byte(0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d);
2424	&data_byte(0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e);
2425	&data_byte(0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2);
2426	&data_byte(0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25);
2427	&data_byte(0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16);
2428	&data_byte(0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92);
2429	&data_byte(0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda);
2430	&data_byte(0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84);
2431	&data_byte(0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a);
2432	&data_byte(0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06);
2433	&data_byte(0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02);
2434	&data_byte(0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b);
2435	&data_byte(0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea);
2436	&data_byte(0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73);
2437	&data_byte(0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85);
2438	&data_byte(0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e);
2439	&data_byte(0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89);
2440	&data_byte(0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b);
2441	&data_byte(0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20);
2442	&data_byte(0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4);
2443	&data_byte(0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31);
2444	&data_byte(0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f);
2445	&data_byte(0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d);
2446	&data_byte(0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef);
2447	&data_byte(0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0);
2448	&data_byte(0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61);
2449	&data_byte(0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26);
2450	&data_byte(0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d);
2451$code.=<<___;
2452	.long	0x80808080, 0x80808080, 0xfefefefe, 0xfefefefe
2453	.long	0x1b1b1b1b, 0x1b1b1b1b, 0, 0
2454___
2455	&data_byte(0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38);
2456	&data_byte(0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb);
2457	&data_byte(0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87);
2458	&data_byte(0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb);
2459	&data_byte(0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d);
2460	&data_byte(0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e);
2461	&data_byte(0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2);
2462	&data_byte(0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25);
2463	&data_byte(0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16);
2464	&data_byte(0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92);
2465	&data_byte(0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda);
2466	&data_byte(0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84);
2467	&data_byte(0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a);
2468	&data_byte(0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06);
2469	&data_byte(0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02);
2470	&data_byte(0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b);
2471	&data_byte(0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea);
2472	&data_byte(0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73);
2473	&data_byte(0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85);
2474	&data_byte(0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e);
2475	&data_byte(0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89);
2476	&data_byte(0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b);
2477	&data_byte(0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20);
2478	&data_byte(0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4);
2479	&data_byte(0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31);
2480	&data_byte(0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f);
2481	&data_byte(0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d);
2482	&data_byte(0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef);
2483	&data_byte(0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0);
2484	&data_byte(0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61);
2485	&data_byte(0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26);
2486	&data_byte(0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d);
2487$code.=<<___;
2488	.long	0x80808080, 0x80808080, 0xfefefefe, 0xfefefefe
2489	.long	0x1b1b1b1b, 0x1b1b1b1b, 0, 0
2490___
2491	&data_byte(0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38);
2492	&data_byte(0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb);
2493	&data_byte(0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87);
2494	&data_byte(0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb);
2495	&data_byte(0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d);
2496	&data_byte(0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e);
2497	&data_byte(0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2);
2498	&data_byte(0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25);
2499	&data_byte(0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16);
2500	&data_byte(0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92);
2501	&data_byte(0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda);
2502	&data_byte(0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84);
2503	&data_byte(0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a);
2504	&data_byte(0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06);
2505	&data_byte(0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02);
2506	&data_byte(0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b);
2507	&data_byte(0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea);
2508	&data_byte(0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73);
2509	&data_byte(0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85);
2510	&data_byte(0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e);
2511	&data_byte(0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89);
2512	&data_byte(0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b);
2513	&data_byte(0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20);
2514	&data_byte(0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4);
2515	&data_byte(0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31);
2516	&data_byte(0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f);
2517	&data_byte(0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d);
2518	&data_byte(0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef);
2519	&data_byte(0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0);
2520	&data_byte(0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61);
2521	&data_byte(0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26);
2522	&data_byte(0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d);
2523$code.=<<___;
2524	.long	0x80808080, 0x80808080, 0xfefefefe, 0xfefefefe
2525	.long	0x1b1b1b1b, 0x1b1b1b1b, 0, 0
2526.asciz  "AES for x86_64, CRYPTOGAMS by <appro\@openssl.org>"
2527.align	64
2528___
2529
2530# EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame,
2531#		CONTEXT *context,DISPATCHER_CONTEXT *disp)
2532if ($win64) {
2533$rec="%rcx";
2534$frame="%rdx";
2535$context="%r8";
2536$disp="%r9";
2537
2538$code.=<<___;
2539.extern	__imp_RtlVirtualUnwind
2540.type	block_se_handler,\@abi-omnipotent
2541.align	16
2542block_se_handler:
2543	push	%rsi
2544	push	%rdi
2545	push	%rbx
2546	push	%rbp
2547	push	%r12
2548	push	%r13
2549	push	%r14
2550	push	%r15
2551	pushfq
2552	sub	\$64,%rsp
2553
2554	mov	120($context),%rax	# pull context->Rax
2555	mov	248($context),%rbx	# pull context->Rip
2556
2557	mov	8($disp),%rsi		# disp->ImageBase
2558	mov	56($disp),%r11		# disp->HandlerData
2559
2560	mov	0(%r11),%r10d		# HandlerData[0]
2561	lea	(%rsi,%r10),%r10	# prologue label
2562	cmp	%r10,%rbx		# context->Rip<prologue label
2563	jb	.Lin_block_prologue
2564
2565	mov	152($context),%rax	# pull context->Rsp
2566
2567	mov	4(%r11),%r10d		# HandlerData[1]
2568	lea	(%rsi,%r10),%r10	# epilogue label
2569	cmp	%r10,%rbx		# context->Rip>=epilogue label
2570	jae	.Lin_block_prologue
2571
2572	mov	24(%rax),%rax		# pull saved real stack pointer
2573	lea	48(%rax),%rax		# adjust...
2574
2575	mov	-8(%rax),%rbx
2576	mov	-16(%rax),%rbp
2577	mov	-24(%rax),%r12
2578	mov	-32(%rax),%r13
2579	mov	-40(%rax),%r14
2580	mov	-48(%rax),%r15
2581	mov	%rbx,144($context)	# restore context->Rbx
2582	mov	%rbp,160($context)	# restore context->Rbp
2583	mov	%r12,216($context)	# restore context->R12
2584	mov	%r13,224($context)	# restore context->R13
2585	mov	%r14,232($context)	# restore context->R14
2586	mov	%r15,240($context)	# restore context->R15
2587
2588.Lin_block_prologue:
2589	mov	8(%rax),%rdi
2590	mov	16(%rax),%rsi
2591	mov	%rax,152($context)	# restore context->Rsp
2592	mov	%rsi,168($context)	# restore context->Rsi
2593	mov	%rdi,176($context)	# restore context->Rdi
2594
2595	jmp	.Lcommon_seh_exit
2596.size	block_se_handler,.-block_se_handler
2597
2598.type	key_se_handler,\@abi-omnipotent
2599.align	16
2600key_se_handler:
2601	push	%rsi
2602	push	%rdi
2603	push	%rbx
2604	push	%rbp
2605	push	%r12
2606	push	%r13
2607	push	%r14
2608	push	%r15
2609	pushfq
2610	sub	\$64,%rsp
2611
2612	mov	120($context),%rax	# pull context->Rax
2613	mov	248($context),%rbx	# pull context->Rip
2614
2615	mov	8($disp),%rsi		# disp->ImageBase
2616	mov	56($disp),%r11		# disp->HandlerData
2617
2618	mov	0(%r11),%r10d		# HandlerData[0]
2619	lea	(%rsi,%r10),%r10	# prologue label
2620	cmp	%r10,%rbx		# context->Rip<prologue label
2621	jb	.Lin_key_prologue
2622
2623	mov	152($context),%rax	# pull context->Rsp
2624
2625	mov	4(%r11),%r10d		# HandlerData[1]
2626	lea	(%rsi,%r10),%r10	# epilogue label
2627	cmp	%r10,%rbx		# context->Rip>=epilogue label
2628	jae	.Lin_key_prologue
2629
2630	lea	56(%rax),%rax
2631
2632	mov	-8(%rax),%rbx
2633	mov	-16(%rax),%rbp
2634	mov	-24(%rax),%r12
2635	mov	-32(%rax),%r13
2636	mov	-40(%rax),%r14
2637	mov	-48(%rax),%r15
2638	mov	%rbx,144($context)	# restore context->Rbx
2639	mov	%rbp,160($context)	# restore context->Rbp
2640	mov	%r12,216($context)	# restore context->R12
2641	mov	%r13,224($context)	# restore context->R13
2642	mov	%r14,232($context)	# restore context->R14
2643	mov	%r15,240($context)	# restore context->R15
2644
2645.Lin_key_prologue:
2646	mov	8(%rax),%rdi
2647	mov	16(%rax),%rsi
2648	mov	%rax,152($context)	# restore context->Rsp
2649	mov	%rsi,168($context)	# restore context->Rsi
2650	mov	%rdi,176($context)	# restore context->Rdi
2651
2652	jmp	.Lcommon_seh_exit
2653.size	key_se_handler,.-key_se_handler
2654
2655.type	cbc_se_handler,\@abi-omnipotent
2656.align	16
2657cbc_se_handler:
2658	push	%rsi
2659	push	%rdi
2660	push	%rbx
2661	push	%rbp
2662	push	%r12
2663	push	%r13
2664	push	%r14
2665	push	%r15
2666	pushfq
2667	sub	\$64,%rsp
2668
2669	mov	120($context),%rax	# pull context->Rax
2670	mov	248($context),%rbx	# pull context->Rip
2671
2672	lea	.Lcbc_prologue(%rip),%r10
2673	cmp	%r10,%rbx		# context->Rip<.Lcbc_prologue
2674	jb	.Lin_cbc_prologue
2675
2676	lea	.Lcbc_fast_body(%rip),%r10
2677	cmp	%r10,%rbx		# context->Rip<.Lcbc_fast_body
2678	jb	.Lin_cbc_frame_setup
2679
2680	lea	.Lcbc_slow_prologue(%rip),%r10
2681	cmp	%r10,%rbx		# context->Rip<.Lcbc_slow_prologue
2682	jb	.Lin_cbc_body
2683
2684	lea	.Lcbc_slow_body(%rip),%r10
2685	cmp	%r10,%rbx		# context->Rip<.Lcbc_slow_body
2686	jb	.Lin_cbc_frame_setup
2687
2688.Lin_cbc_body:
2689	mov	152($context),%rax	# pull context->Rsp
2690
2691	lea	.Lcbc_epilogue(%rip),%r10
2692	cmp	%r10,%rbx		# context->Rip>=.Lcbc_epilogue
2693	jae	.Lin_cbc_prologue
2694
2695	lea	8(%rax),%rax
2696
2697	lea	.Lcbc_popfq(%rip),%r10
2698	cmp	%r10,%rbx		# context->Rip>=.Lcbc_popfq
2699	jae	.Lin_cbc_prologue
2700
2701	mov	`16-8`(%rax),%rax	# biased $_rsp
2702	lea	56(%rax),%rax
2703
2704.Lin_cbc_frame_setup:
2705	mov	-16(%rax),%rbx
2706	mov	-24(%rax),%rbp
2707	mov	-32(%rax),%r12
2708	mov	-40(%rax),%r13
2709	mov	-48(%rax),%r14
2710	mov	-56(%rax),%r15
2711	mov	%rbx,144($context)	# restore context->Rbx
2712	mov	%rbp,160($context)	# restore context->Rbp
2713	mov	%r12,216($context)	# restore context->R12
2714	mov	%r13,224($context)	# restore context->R13
2715	mov	%r14,232($context)	# restore context->R14
2716	mov	%r15,240($context)	# restore context->R15
2717
2718.Lin_cbc_prologue:
2719	mov	8(%rax),%rdi
2720	mov	16(%rax),%rsi
2721	mov	%rax,152($context)	# restore context->Rsp
2722	mov	%rsi,168($context)	# restore context->Rsi
2723	mov	%rdi,176($context)	# restore context->Rdi
2724
2725.Lcommon_seh_exit:
2726
2727	mov	40($disp),%rdi		# disp->ContextRecord
2728	mov	$context,%rsi		# context
2729	mov	\$`1232/8`,%ecx		# sizeof(CONTEXT)
2730	.long	0xa548f3fc		# cld; rep movsq
2731
2732	mov	$disp,%rsi
2733	xor	%rcx,%rcx		# arg1, UNW_FLAG_NHANDLER
2734	mov	8(%rsi),%rdx		# arg2, disp->ImageBase
2735	mov	0(%rsi),%r8		# arg3, disp->ControlPc
2736	mov	16(%rsi),%r9		# arg4, disp->FunctionEntry
2737	mov	40(%rsi),%r10		# disp->ContextRecord
2738	lea	56(%rsi),%r11		# &disp->HandlerData
2739	lea	24(%rsi),%r12		# &disp->EstablisherFrame
2740	mov	%r10,32(%rsp)		# arg5
2741	mov	%r11,40(%rsp)		# arg6
2742	mov	%r12,48(%rsp)		# arg7
2743	mov	%rcx,56(%rsp)		# arg8, (NULL)
2744	call	*__imp_RtlVirtualUnwind(%rip)
2745
2746	mov	\$1,%eax		# ExceptionContinueSearch
2747	add	\$64,%rsp
2748	popfq
2749	pop	%r15
2750	pop	%r14
2751	pop	%r13
2752	pop	%r12
2753	pop	%rbp
2754	pop	%rbx
2755	pop	%rdi
2756	pop	%rsi
2757	ret
2758.size	cbc_se_handler,.-cbc_se_handler
2759
2760.section	.pdata
2761.align	4
2762	.rva	.LSEH_begin_AES_encrypt
2763	.rva	.LSEH_end_AES_encrypt
2764	.rva	.LSEH_info_AES_encrypt
2765
2766	.rva	.LSEH_begin_AES_decrypt
2767	.rva	.LSEH_end_AES_decrypt
2768	.rva	.LSEH_info_AES_decrypt
2769
2770	.rva	.LSEH_begin_AES_set_encrypt_key
2771	.rva	.LSEH_end_AES_set_encrypt_key
2772	.rva	.LSEH_info_AES_set_encrypt_key
2773
2774	.rva	.LSEH_begin_AES_set_decrypt_key
2775	.rva	.LSEH_end_AES_set_decrypt_key
2776	.rva	.LSEH_info_AES_set_decrypt_key
2777
2778	.rva	.LSEH_begin_AES_cbc_encrypt
2779	.rva	.LSEH_end_AES_cbc_encrypt
2780	.rva	.LSEH_info_AES_cbc_encrypt
2781
2782.section	.xdata
2783.align	8
2784.LSEH_info_AES_encrypt:
2785	.byte	9,0,0,0
2786	.rva	block_se_handler
2787	.rva	.Lenc_prologue,.Lenc_epilogue	# HandlerData[]
2788.LSEH_info_AES_decrypt:
2789	.byte	9,0,0,0
2790	.rva	block_se_handler
2791	.rva	.Ldec_prologue,.Ldec_epilogue	# HandlerData[]
2792.LSEH_info_AES_set_encrypt_key:
2793	.byte	9,0,0,0
2794	.rva	key_se_handler
2795	.rva	.Lenc_key_prologue,.Lenc_key_epilogue	# HandlerData[]
2796.LSEH_info_AES_set_decrypt_key:
2797	.byte	9,0,0,0
2798	.rva	key_se_handler
2799	.rva	.Ldec_key_prologue,.Ldec_key_epilogue	# HandlerData[]
2800.LSEH_info_AES_cbc_encrypt:
2801	.byte	9,0,0,0
2802	.rva	cbc_se_handler
2803___
2804}
2805
2806$code =~ s/\`([^\`]*)\`/eval($1)/gem;
2807
2808print $code;
2809
2810close STDOUT;
2811