]>
Commit | Line | Data |
---|---|---|
6aa36e8e RS |
1 | #! /usr/bin/env perl |
2 | # Copyright 2011-2016 The OpenSSL Project Authors. All Rights Reserved. | |
3 | # | |
4 | # Licensed under the OpenSSL license (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 | |
8 | ||
4ec93a10 AP |
9 | |
10 | ################################################################### | |
11 | ### AES-128 [originally in CTR mode] ### | |
12 | ### bitsliced implementation for Intel Core 2 processors ### | |
13 | ### requires support of SSE extensions up to SSSE3 ### | |
11272648 | 14 | ### Author: Emilia Käsper and Peter Schwabe ### |
4ec93a10 AP |
15 | ### Date: 2009-03-19 ### |
16 | ### Public domain ### | |
17 | ### ### | |
18 | ### See http://homes.esat.kuleuven.be/~ekasper/#software for ### | |
19 | ### further information. ### | |
20 | ################################################################### | |
21 | # | |
22 | # September 2011. | |
23 | # | |
24 | # Started as transliteration to "perlasm" the original code has | |
25 | # undergone following changes: | |
26 | # | |
27 | # - code was made position-independent; | |
28 | # - rounds were folded into a loop resulting in >5x size reduction | |
29 | # from 12.5KB to 2.2KB; | |
30 | # - above was possibile thanks to mixcolumns() modification that | |
31 | # allowed to feed its output back to aesenc[last], this was | |
32 | # achieved at cost of two additional inter-registers moves; | |
33 | # - some instruction reordering and interleaving; | |
34 | # - this module doesn't implement key setup subroutine, instead it | |
35 | # relies on conversion of "conventional" key schedule as returned | |
36 | # by AES_set_encrypt_key (see discussion below); | |
37 | # - first and last round keys are treated differently, which allowed | |
38 | # to skip one shiftrows(), reduce bit-sliced key schedule and | |
39 | # speed-up conversion by 22%; | |
40 | # - support for 192- and 256-bit keys was added; | |
41 | # | |
42 | # Resulting performance in CPU cycles spent to encrypt one byte out | |
43 | # of 4096-byte buffer with 128-bit key is: | |
44 | # | |
45 | # Emilia's this(*) difference | |
46 | # | |
47 | # Core 2 9.30 8.69 +7% | |
558ff0f0 AP |
48 | # Nehalem(**) 7.63 6.88 +11% |
49 | # Atom 17.1 16.4 +4% | |
b59f92e7 | 50 | # Silvermont - 12.9 |
ace05265 | 51 | # Goldmont - 8.85 |
4ec93a10 AP |
52 | # |
53 | # (*) Comparison is not completely fair, because "this" is ECB, | |
54 | # i.e. no extra processing such as counter values calculation | |
55 | # and xor-ing input as in Emilia's CTR implementation is | |
56 | # performed. However, the CTR calculations stand for not more | |
57 | # than 1% of total time, so comparison is *rather* fair. | |
58 | # | |
59 | # (**) Results were collected on Westmere, which is considered to | |
60 | # be equivalent to Nehalem for this code. | |
61 | # | |
4ec93a10 AP |
62 | # As for key schedule conversion subroutine. Interface to OpenSSL |
63 | # relies on per-invocation on-the-fly conversion. This naturally | |
64 | # has impact on performance, especially for short inputs. Conversion | |
65 | # time in CPU cycles and its ratio to CPU cycles spent in 8x block | |
66 | # function is: | |
67 | # | |
68 | # conversion conversion/8x block | |
f9ef874a AP |
69 | # Core 2 240 0.22 |
70 | # Nehalem 180 0.20 | |
558ff0f0 | 71 | # Atom 430 0.20 |
4ec93a10 AP |
72 | # |
73 | # The ratio values mean that 128-byte blocks will be processed | |
f9ef874a | 74 | # 16-18% slower, 256-byte blocks - 9-10%, 384-byte blocks - 6-7%, |
4ec93a10 AP |
75 | # etc. Then keep in mind that input sizes not divisible by 128 are |
76 | # *effectively* slower, especially shortest ones, e.g. consecutive | |
77 | # 144-byte blocks are processed 44% slower than one would expect, | |
78 | # 272 - 29%, 400 - 22%, etc. Yet, despite all these "shortcomings" | |
79 | # it's still faster than ["hyper-threading-safe" code path in] | |
80 | # aes-x86_64.pl on all lengths above 64 bytes... | |
81 | # | |
28507577 AP |
82 | # October 2011. |
83 | # | |
b08259cd AP |
84 | # Add decryption procedure. Performance in CPU cycles spent to decrypt |
85 | # one byte out of 4096-byte buffer with 128-bit key is: | |
86 | # | |
558ff0f0 AP |
87 | # Core 2 9.98 |
88 | # Nehalem 7.80 | |
89 | # Atom 17.9 | |
b59f92e7 | 90 | # Silvermont 14.0 |
ace05265 | 91 | # Goldmont 10.2 |
28507577 | 92 | # |
60d4e99c AP |
93 | # November 2011. |
94 | # | |
fe068648 AP |
95 | # Add bsaes_xts_[en|de]crypt. Less-than-80-bytes-block performance is |
96 | # suboptimal, but XTS is meant to be used with larger blocks... | |
60d4e99c | 97 | # |
4ec93a10 AP |
98 | # <appro@openssl.org> |
99 | ||
100 | $flavour = shift; | |
101 | $output = shift; | |
102 | if ($flavour =~ /\./) { $output = $flavour; undef $flavour; } | |
103 | ||
104 | $win64=0; $win64=1 if ($flavour =~ /[nm]asm|mingw64/ || $output =~ /\.asm$/); | |
105 | ||
106 | $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; | |
107 | ( $xlate="${dir}x86_64-xlate.pl" and -f $xlate ) or | |
108 | ( $xlate="${dir}../../perlasm/x86_64-xlate.pl" and -f $xlate) or | |
109 | die "can't locate x86_64-xlate.pl"; | |
110 | ||
cfe1d992 | 111 | open OUT,"| \"$^X\" \"$xlate\" $flavour \"$output\""; |
46bf83f0 | 112 | *STDOUT=*OUT; |
4ec93a10 AP |
113 | |
114 | my ($inp,$out,$len,$key,$ivp)=("%rdi","%rsi","%rdx","%rcx"); | |
115 | my @XMM=map("%xmm$_",(15,0..14)); # best on Atom, +10% over (0..15) | |
fe068648 | 116 | my $ecb=0; # suppress unreferenced ECB subroutines, spare some space... |
4ec93a10 AP |
117 | |
118 | { | |
119 | my ($key,$rounds,$const)=("%rax","%r10d","%r11"); | |
120 | ||
28507577 | 121 | sub Sbox { |
4ec93a10 AP |
122 | # input in lsb > [b0, b1, b2, b3, b4, b5, b6, b7] < msb |
123 | # output in lsb > [b0, b1, b4, b6, b3, b7, b2, b5] < msb | |
124 | my @b=@_[0..7]; | |
125 | my @t=@_[8..11]; | |
126 | my @s=@_[12..15]; | |
127 | &InBasisChange (@b); | |
128 | &Inv_GF256 (@b[6,5,0,3,7,1,4,2],@t,@s); | |
129 | &OutBasisChange (@b[7,1,4,2,6,5,0,3]); | |
130 | } | |
131 | ||
132 | sub InBasisChange { | |
133 | # input in lsb > [b0, b1, b2, b3, b4, b5, b6, b7] < msb | |
609b0852 | 134 | # output in lsb > [b6, b5, b0, b3, b7, b1, b4, b2] < msb |
4ec93a10 AP |
135 | my @b=@_[0..7]; |
136 | $code.=<<___; | |
137 | pxor @b[6], @b[5] | |
138 | pxor @b[1], @b[2] | |
28507577 | 139 | pxor @b[0], @b[3] |
4ec93a10 | 140 | pxor @b[2], @b[6] |
28507577 | 141 | pxor @b[0], @b[5] |
4ec93a10 AP |
142 | |
143 | pxor @b[3], @b[6] | |
144 | pxor @b[7], @b[3] | |
145 | pxor @b[5], @b[7] | |
146 | pxor @b[4], @b[3] | |
147 | pxor @b[5], @b[4] | |
148 | pxor @b[1], @b[3] | |
149 | ||
150 | pxor @b[7], @b[2] | |
151 | pxor @b[5], @b[1] | |
152 | ___ | |
153 | } | |
154 | ||
155 | sub OutBasisChange { | |
156 | # input in lsb > [b0, b1, b2, b3, b4, b5, b6, b7] < msb | |
157 | # output in lsb > [b6, b1, b2, b4, b7, b0, b3, b5] < msb | |
158 | my @b=@_[0..7]; | |
159 | $code.=<<___; | |
160 | pxor @b[6], @b[0] | |
161 | pxor @b[4], @b[1] | |
162 | pxor @b[0], @b[2] | |
163 | pxor @b[6], @b[4] | |
164 | pxor @b[1], @b[6] | |
165 | ||
166 | pxor @b[5], @b[1] | |
167 | pxor @b[3], @b[5] | |
168 | pxor @b[7], @b[3] | |
169 | pxor @b[5], @b[7] | |
170 | pxor @b[5], @b[2] | |
171 | ||
172 | pxor @b[7], @b[4] | |
173 | ___ | |
174 | } | |
175 | ||
28507577 AP |
176 | sub InvSbox { |
177 | # input in lsb > [b0, b1, b2, b3, b4, b5, b6, b7] < msb | |
178 | # output in lsb > [b0, b1, b6, b4, b2, b7, b3, b5] < msb | |
179 | my @b=@_[0..7]; | |
180 | my @t=@_[8..11]; | |
181 | my @s=@_[12..15]; | |
182 | &InvInBasisChange (@b); | |
183 | &Inv_GF256 (@b[5,1,2,6,3,7,0,4],@t,@s); | |
184 | &InvOutBasisChange (@b[3,7,0,4,5,1,2,6]); | |
185 | } | |
186 | ||
187 | sub InvInBasisChange { # OutBasisChange in reverse | |
188 | my @b=@_[5,1,2,6,3,7,0,4]; | |
189 | $code.=<<___ | |
190 | pxor @b[7], @b[4] | |
191 | ||
192 | pxor @b[5], @b[7] | |
193 | pxor @b[5], @b[2] | |
194 | pxor @b[7], @b[3] | |
195 | pxor @b[3], @b[5] | |
196 | pxor @b[5], @b[1] | |
197 | ||
198 | pxor @b[1], @b[6] | |
199 | pxor @b[0], @b[2] | |
200 | pxor @b[6], @b[4] | |
201 | pxor @b[6], @b[0] | |
202 | pxor @b[4], @b[1] | |
203 | ___ | |
204 | } | |
205 | ||
206 | sub InvOutBasisChange { # InBasisChange in reverse | |
207 | my @b=@_[2,5,7,3,6,1,0,4]; | |
208 | $code.=<<___; | |
209 | pxor @b[5], @b[1] | |
210 | pxor @b[7], @b[2] | |
211 | ||
212 | pxor @b[1], @b[3] | |
213 | pxor @b[5], @b[4] | |
214 | pxor @b[5], @b[7] | |
215 | pxor @b[4], @b[3] | |
216 | pxor @b[0], @b[5] | |
217 | pxor @b[7], @b[3] | |
218 | pxor @b[2], @b[6] | |
219 | pxor @b[1], @b[2] | |
220 | pxor @b[3], @b[6] | |
221 | ||
222 | pxor @b[0], @b[3] | |
223 | pxor @b[6], @b[5] | |
224 | ___ | |
225 | } | |
226 | ||
4ec93a10 AP |
227 | sub Mul_GF4 { |
228 | #;************************************************************* | |
229 | #;* Mul_GF4: Input x0-x1,y0-y1 Output x0-x1 Temp t0 (8) * | |
230 | #;************************************************************* | |
231 | my ($x0,$x1,$y0,$y1,$t0)=@_; | |
232 | $code.=<<___; | |
233 | movdqa $y0, $t0 | |
234 | pxor $y1, $t0 | |
235 | pand $x0, $t0 | |
236 | pxor $x1, $x0 | |
237 | pand $y0, $x1 | |
238 | pand $y1, $x0 | |
239 | pxor $x1, $x0 | |
240 | pxor $t0, $x1 | |
241 | ___ | |
242 | } | |
243 | ||
244 | sub Mul_GF4_N { # not used, see next subroutine | |
245 | # multiply and scale by N | |
246 | my ($x0,$x1,$y0,$y1,$t0)=@_; | |
247 | $code.=<<___; | |
248 | movdqa $y0, $t0 | |
249 | pxor $y1, $t0 | |
250 | pand $x0, $t0 | |
251 | pxor $x1, $x0 | |
252 | pand $y0, $x1 | |
253 | pand $y1, $x0 | |
254 | pxor $x0, $x1 | |
255 | pxor $t0, $x0 | |
256 | ___ | |
257 | } | |
258 | ||
259 | sub Mul_GF4_N_GF4 { | |
260 | # interleaved Mul_GF4_N and Mul_GF4 | |
261 | my ($x0,$x1,$y0,$y1,$t0, | |
262 | $x2,$x3,$y2,$y3,$t1)=@_; | |
263 | $code.=<<___; | |
264 | movdqa $y0, $t0 | |
265 | movdqa $y2, $t1 | |
266 | pxor $y1, $t0 | |
267 | pxor $y3, $t1 | |
268 | pand $x0, $t0 | |
269 | pand $x2, $t1 | |
270 | pxor $x1, $x0 | |
271 | pxor $x3, $x2 | |
272 | pand $y0, $x1 | |
273 | pand $y2, $x3 | |
274 | pand $y1, $x0 | |
275 | pand $y3, $x2 | |
276 | pxor $x0, $x1 | |
277 | pxor $x3, $x2 | |
278 | pxor $t0, $x0 | |
279 | pxor $t1, $x3 | |
280 | ___ | |
281 | } | |
282 | sub Mul_GF16_2 { | |
283 | my @x=@_[0..7]; | |
284 | my @y=@_[8..11]; | |
285 | my @t=@_[12..15]; | |
286 | $code.=<<___; | |
287 | movdqa @x[0], @t[0] | |
288 | movdqa @x[1], @t[1] | |
289 | ___ | |
290 | &Mul_GF4 (@x[0], @x[1], @y[0], @y[1], @t[2]); | |
291 | $code.=<<___; | |
292 | pxor @x[2], @t[0] | |
293 | pxor @x[3], @t[1] | |
294 | pxor @y[2], @y[0] | |
295 | pxor @y[3], @y[1] | |
296 | ___ | |
297 | Mul_GF4_N_GF4 (@t[0], @t[1], @y[0], @y[1], @t[3], | |
298 | @x[2], @x[3], @y[2], @y[3], @t[2]); | |
299 | $code.=<<___; | |
300 | pxor @t[0], @x[0] | |
301 | pxor @t[0], @x[2] | |
302 | pxor @t[1], @x[1] | |
303 | pxor @t[1], @x[3] | |
304 | ||
305 | movdqa @x[4], @t[0] | |
306 | movdqa @x[5], @t[1] | |
307 | pxor @x[6], @t[0] | |
308 | pxor @x[7], @t[1] | |
309 | ___ | |
310 | &Mul_GF4_N_GF4 (@t[0], @t[1], @y[0], @y[1], @t[3], | |
311 | @x[6], @x[7], @y[2], @y[3], @t[2]); | |
312 | $code.=<<___; | |
313 | pxor @y[2], @y[0] | |
314 | pxor @y[3], @y[1] | |
315 | ___ | |
316 | &Mul_GF4 (@x[4], @x[5], @y[0], @y[1], @t[3]); | |
317 | $code.=<<___; | |
318 | pxor @t[0], @x[4] | |
319 | pxor @t[0], @x[6] | |
320 | pxor @t[1], @x[5] | |
321 | pxor @t[1], @x[7] | |
322 | ___ | |
323 | } | |
324 | sub Inv_GF256 { | |
325 | #;******************************************************************** | |
326 | #;* Inv_GF256: Input x0-x7 Output x0-x7 Temp t0-t3,s0-s3 (144) * | |
327 | #;******************************************************************** | |
328 | my @x=@_[0..7]; | |
329 | my @t=@_[8..11]; | |
330 | my @s=@_[12..15]; | |
331 | # direct optimizations from hardware | |
332 | $code.=<<___; | |
333 | movdqa @x[4], @t[3] | |
334 | movdqa @x[5], @t[2] | |
335 | movdqa @x[1], @t[1] | |
336 | movdqa @x[7], @s[1] | |
337 | movdqa @x[0], @s[0] | |
338 | ||
339 | pxor @x[6], @t[3] | |
340 | pxor @x[7], @t[2] | |
341 | pxor @x[3], @t[1] | |
342 | movdqa @t[3], @s[2] | |
343 | pxor @x[6], @s[1] | |
344 | movdqa @t[2], @t[0] | |
345 | pxor @x[2], @s[0] | |
346 | movdqa @t[3], @s[3] | |
347 | ||
348 | por @t[1], @t[2] | |
349 | por @s[0], @t[3] | |
350 | pxor @t[0], @s[3] | |
351 | pand @s[0], @s[2] | |
352 | pxor @t[1], @s[0] | |
353 | pand @t[1], @t[0] | |
354 | pand @s[0], @s[3] | |
355 | movdqa @x[3], @s[0] | |
356 | pxor @x[2], @s[0] | |
357 | pand @s[0], @s[1] | |
358 | pxor @s[1], @t[3] | |
359 | pxor @s[1], @t[2] | |
360 | movdqa @x[4], @s[1] | |
361 | movdqa @x[1], @s[0] | |
362 | pxor @x[5], @s[1] | |
363 | pxor @x[0], @s[0] | |
364 | movdqa @s[1], @t[1] | |
365 | pand @s[0], @s[1] | |
366 | por @s[0], @t[1] | |
367 | pxor @s[1], @t[0] | |
368 | pxor @s[3], @t[3] | |
369 | pxor @s[2], @t[2] | |
370 | pxor @s[3], @t[1] | |
371 | movdqa @x[7], @s[0] | |
372 | pxor @s[2], @t[0] | |
373 | movdqa @x[6], @s[1] | |
374 | pxor @s[2], @t[1] | |
375 | movdqa @x[5], @s[2] | |
376 | pand @x[3], @s[0] | |
377 | movdqa @x[4], @s[3] | |
378 | pand @x[2], @s[1] | |
379 | pand @x[1], @s[2] | |
380 | por @x[0], @s[3] | |
381 | pxor @s[0], @t[3] | |
382 | pxor @s[1], @t[2] | |
383 | pxor @s[2], @t[1] | |
609b0852 | 384 | pxor @s[3], @t[0] |
4ec93a10 AP |
385 | |
386 | #Inv_GF16 \t0, \t1, \t2, \t3, \s0, \s1, \s2, \s3 | |
387 | ||
388 | # new smaller inversion | |
389 | ||
390 | movdqa @t[3], @s[0] | |
391 | pand @t[1], @t[3] | |
392 | pxor @t[2], @s[0] | |
393 | ||
394 | movdqa @t[0], @s[2] | |
395 | movdqa @s[0], @s[3] | |
396 | pxor @t[3], @s[2] | |
397 | pand @s[2], @s[3] | |
398 | ||
399 | movdqa @t[1], @s[1] | |
400 | pxor @t[2], @s[3] | |
401 | pxor @t[0], @s[1] | |
402 | ||
403 | pxor @t[2], @t[3] | |
404 | ||
405 | pand @t[3], @s[1] | |
406 | ||
407 | movdqa @s[2], @t[2] | |
408 | pxor @t[0], @s[1] | |
409 | ||
410 | pxor @s[1], @t[2] | |
411 | pxor @s[1], @t[1] | |
412 | ||
413 | pand @t[0], @t[2] | |
414 | ||
415 | pxor @t[2], @s[2] | |
416 | pxor @t[2], @t[1] | |
417 | ||
418 | pand @s[3], @s[2] | |
419 | ||
420 | pxor @s[0], @s[2] | |
421 | ___ | |
422 | # output in s3, s2, s1, t1 | |
423 | ||
424 | # Mul_GF16_2 \x0, \x1, \x2, \x3, \x4, \x5, \x6, \x7, \t2, \t3, \t0, \t1, \s0, \s1, \s2, \s3 | |
425 | ||
426 | # Mul_GF16_2 \x0, \x1, \x2, \x3, \x4, \x5, \x6, \x7, \s3, \s2, \s1, \t1, \s0, \t0, \t2, \t3 | |
427 | &Mul_GF16_2(@x,@s[3,2,1],@t[1],@s[0],@t[0,2,3]); | |
428 | ||
429 | ### output msb > [x3,x2,x1,x0,x7,x6,x5,x4] < lsb | |
430 | } | |
431 | ||
432 | # AES linear components | |
433 | ||
28507577 | 434 | sub ShiftRows { |
4ec93a10 AP |
435 | my @x=@_[0..7]; |
436 | my $mask=pop; | |
437 | $code.=<<___; | |
438 | pxor 0x00($key),@x[0] | |
439 | pxor 0x10($key),@x[1] | |
4ec93a10 | 440 | pxor 0x20($key),@x[2] |
4ec93a10 | 441 | pxor 0x30($key),@x[3] |
558ff0f0 AP |
442 | pshufb $mask,@x[0] |
443 | pshufb $mask,@x[1] | |
4ec93a10 | 444 | pxor 0x40($key),@x[4] |
4ec93a10 | 445 | pxor 0x50($key),@x[5] |
558ff0f0 AP |
446 | pshufb $mask,@x[2] |
447 | pshufb $mask,@x[3] | |
4ec93a10 | 448 | pxor 0x60($key),@x[6] |
4ec93a10 | 449 | pxor 0x70($key),@x[7] |
558ff0f0 AP |
450 | pshufb $mask,@x[4] |
451 | pshufb $mask,@x[5] | |
4ec93a10 | 452 | pshufb $mask,@x[6] |
4ec93a10 | 453 | pshufb $mask,@x[7] |
558ff0f0 | 454 | lea 0x80($key),$key |
4ec93a10 AP |
455 | ___ |
456 | } | |
457 | ||
28507577 | 458 | sub MixColumns { |
4ec93a10 AP |
459 | # modified to emit output in order suitable for feeding back to aesenc[last] |
460 | my @x=@_[0..7]; | |
461 | my @t=@_[8..15]; | |
6f6a6130 | 462 | my $inv=@_[16]; # optional |
4ec93a10 AP |
463 | $code.=<<___; |
464 | pshufd \$0x93, @x[0], @t[0] # x0 <<< 32 | |
465 | pshufd \$0x93, @x[1], @t[1] | |
466 | pxor @t[0], @x[0] # x0 ^ (x0 <<< 32) | |
467 | pshufd \$0x93, @x[2], @t[2] | |
468 | pxor @t[1], @x[1] | |
469 | pshufd \$0x93, @x[3], @t[3] | |
470 | pxor @t[2], @x[2] | |
471 | pshufd \$0x93, @x[4], @t[4] | |
472 | pxor @t[3], @x[3] | |
473 | pshufd \$0x93, @x[5], @t[5] | |
474 | pxor @t[4], @x[4] | |
475 | pshufd \$0x93, @x[6], @t[6] | |
476 | pxor @t[5], @x[5] | |
477 | pshufd \$0x93, @x[7], @t[7] | |
478 | pxor @t[6], @x[6] | |
479 | pxor @t[7], @x[7] | |
480 | ||
481 | pxor @x[0], @t[1] | |
482 | pxor @x[7], @t[0] | |
483 | pxor @x[7], @t[1] | |
484 | pshufd \$0x4E, @x[0], @x[0] # (x0 ^ (x0 <<< 32)) <<< 64) | |
485 | pxor @x[1], @t[2] | |
486 | pshufd \$0x4E, @x[1], @x[1] | |
487 | pxor @x[4], @t[5] | |
488 | pxor @t[0], @x[0] | |
489 | pxor @x[5], @t[6] | |
490 | pxor @t[1], @x[1] | |
491 | pxor @x[3], @t[4] | |
492 | pshufd \$0x4E, @x[4], @t[0] | |
493 | pxor @x[6], @t[7] | |
494 | pshufd \$0x4E, @x[5], @t[1] | |
495 | pxor @x[2], @t[3] | |
496 | pshufd \$0x4E, @x[3], @x[4] | |
497 | pxor @x[7], @t[3] | |
498 | pshufd \$0x4E, @x[7], @x[5] | |
499 | pxor @x[7], @t[4] | |
500 | pshufd \$0x4E, @x[6], @x[3] | |
501 | pxor @t[4], @t[0] | |
502 | pshufd \$0x4E, @x[2], @x[6] | |
503 | pxor @t[5], @t[1] | |
6f6a6130 AP |
504 | ___ |
505 | $code.=<<___ if (!$inv); | |
4ec93a10 AP |
506 | pxor @t[3], @x[4] |
507 | pxor @t[7], @x[5] | |
508 | pxor @t[6], @x[3] | |
509 | movdqa @t[0], @x[2] | |
510 | pxor @t[2], @x[6] | |
511 | movdqa @t[1], @x[7] | |
512 | ___ | |
6f6a6130 AP |
513 | $code.=<<___ if ($inv); |
514 | pxor @x[4], @t[3] | |
515 | pxor @t[7], @x[5] | |
516 | pxor @x[3], @t[6] | |
517 | movdqa @t[0], @x[3] | |
518 | pxor @t[2], @x[6] | |
519 | movdqa @t[6], @x[2] | |
520 | movdqa @t[1], @x[7] | |
521 | movdqa @x[6], @x[4] | |
522 | movdqa @t[3], @x[6] | |
523 | ___ | |
4ec93a10 AP |
524 | } |
525 | ||
6f6a6130 | 526 | sub InvMixColumns_orig { |
28507577 AP |
527 | my @x=@_[0..7]; |
528 | my @t=@_[8..15]; | |
529 | ||
530 | $code.=<<___; | |
28507577 | 531 | # multiplication by 0x0e |
b08259cd AP |
532 | pshufd \$0x93, @x[7], @t[7] |
533 | movdqa @x[2], @t[2] | |
28507577 AP |
534 | pxor @x[5], @x[7] # 7 5 |
535 | pxor @x[5], @x[2] # 2 5 | |
b08259cd AP |
536 | pshufd \$0x93, @x[0], @t[0] |
537 | movdqa @x[5], @t[5] | |
28507577 AP |
538 | pxor @x[0], @x[5] # 5 0 [1] |
539 | pxor @x[1], @x[0] # 0 1 | |
b08259cd | 540 | pshufd \$0x93, @x[1], @t[1] |
28507577 AP |
541 | pxor @x[2], @x[1] # 1 25 |
542 | pxor @x[6], @x[0] # 01 6 [2] | |
543 | pxor @x[3], @x[1] # 125 3 [4] | |
b08259cd | 544 | pshufd \$0x93, @x[3], @t[3] |
28507577 AP |
545 | pxor @x[0], @x[2] # 25 016 [3] |
546 | pxor @x[7], @x[3] # 3 75 | |
547 | pxor @x[6], @x[7] # 75 6 [0] | |
b08259cd AP |
548 | pshufd \$0x93, @x[6], @t[6] |
549 | movdqa @x[4], @t[4] | |
28507577 AP |
550 | pxor @x[4], @x[6] # 6 4 |
551 | pxor @x[3], @x[4] # 4 375 [6] | |
552 | pxor @x[7], @x[3] # 375 756=36 | |
553 | pxor @t[5], @x[6] # 64 5 [7] | |
28507577 | 554 | pxor @t[2], @x[3] # 36 2 |
28507577 | 555 | pxor @t[4], @x[3] # 362 4 [5] |
b08259cd | 556 | pshufd \$0x93, @t[5], @t[5] |
28507577 AP |
557 | ___ |
558 | my @y = @x[7,5,0,2,1,3,4,6]; | |
559 | $code.=<<___; | |
560 | # multiplication by 0x0b | |
561 | pxor @y[0], @y[1] | |
562 | pxor @t[0], @y[0] | |
28507577 | 563 | pxor @t[1], @y[1] |
b08259cd AP |
564 | pshufd \$0x93, @t[2], @t[2] |
565 | pxor @t[5], @y[0] | |
566 | pxor @t[6], @y[1] | |
567 | pxor @t[7], @y[0] | |
568 | pshufd \$0x93, @t[4], @t[4] | |
28507577 | 569 | pxor @t[6], @t[7] # clobber t[7] |
b08259cd | 570 | pxor @y[0], @y[1] |
28507577 | 571 | |
b08259cd AP |
572 | pxor @t[0], @y[3] |
573 | pshufd \$0x93, @t[0], @t[0] | |
28507577 | 574 | pxor @t[1], @y[2] |
b08259cd | 575 | pxor @t[1], @y[4] |
28507577 | 576 | pxor @t[2], @y[2] |
b08259cd | 577 | pshufd \$0x93, @t[1], @t[1] |
28507577 | 578 | pxor @t[2], @y[3] |
b08259cd AP |
579 | pxor @t[2], @y[5] |
580 | pxor @t[7], @y[2] | |
581 | pshufd \$0x93, @t[2], @t[2] | |
28507577 | 582 | pxor @t[3], @y[3] |
b08259cd AP |
583 | pxor @t[3], @y[6] |
584 | pxor @t[3], @y[4] | |
585 | pshufd \$0x93, @t[3], @t[3] | |
586 | pxor @t[4], @y[7] | |
587 | pxor @t[4], @y[5] | |
28507577 | 588 | pxor @t[7], @y[7] |
b08259cd AP |
589 | pxor @t[5], @y[3] |
590 | pxor @t[4], @y[4] | |
28507577 AP |
591 | pxor @t[5], @t[7] # clobber t[7] even more |
592 | ||
b08259cd AP |
593 | pxor @t[7], @y[5] |
594 | pshufd \$0x93, @t[4], @t[4] | |
595 | pxor @t[7], @y[6] | |
596 | pxor @t[7], @y[4] | |
28507577 AP |
597 | |
598 | pxor @t[5], @t[7] | |
b08259cd | 599 | pshufd \$0x93, @t[5], @t[5] |
28507577 AP |
600 | pxor @t[6], @t[7] # restore t[7] |
601 | ||
b08259cd AP |
602 | # multiplication by 0x0d |
603 | pxor @y[7], @y[4] | |
604 | pxor @t[4], @y[7] | |
28507577 | 605 | pshufd \$0x93, @t[6], @t[6] |
b08259cd AP |
606 | pxor @t[0], @y[2] |
607 | pxor @t[5], @y[7] | |
608 | pxor @t[2], @y[2] | |
28507577 AP |
609 | pshufd \$0x93, @t[7], @t[7] |
610 | ||
28507577 AP |
611 | pxor @y[1], @y[3] |
612 | pxor @t[1], @y[1] | |
b08259cd | 613 | pxor @t[0], @y[0] |
28507577 | 614 | pxor @t[0], @y[3] |
b08259cd AP |
615 | pxor @t[5], @y[1] |
616 | pxor @t[5], @y[0] | |
617 | pxor @t[7], @y[1] | |
618 | pshufd \$0x93, @t[0], @t[0] | |
619 | pxor @t[6], @y[0] | |
620 | pxor @y[1], @y[3] | |
28507577 | 621 | pxor @t[1], @y[4] |
b08259cd | 622 | pshufd \$0x93, @t[1], @t[1] |
28507577 | 623 | |
b08259cd AP |
624 | pxor @t[7], @y[7] |
625 | pxor @t[2], @y[4] | |
28507577 | 626 | pxor @t[2], @y[5] |
b08259cd AP |
627 | pshufd \$0x93, @t[2], @t[2] |
628 | pxor @t[6], @y[2] | |
629 | pxor @t[3], @t[6] # clobber t[6] | |
630 | pxor @y[7], @y[4] | |
631 | pxor @t[6], @y[3] | |
28507577 AP |
632 | |
633 | pxor @t[6], @y[6] | |
b08259cd | 634 | pxor @t[5], @y[5] |
28507577 | 635 | pxor @t[4], @y[6] |
b08259cd AP |
636 | pshufd \$0x93, @t[4], @t[4] |
637 | pxor @t[6], @y[5] | |
638 | pxor @t[7], @y[6] | |
28507577 AP |
639 | pxor @t[3], @t[6] # restore t[6] |
640 | ||
28507577 AP |
641 | pshufd \$0x93, @t[5], @t[5] |
642 | pshufd \$0x93, @t[6], @t[6] | |
643 | pshufd \$0x93, @t[7], @t[7] | |
b08259cd | 644 | pshufd \$0x93, @t[3], @t[3] |
28507577 AP |
645 | |
646 | # multiplication by 0x09 | |
647 | pxor @y[1], @y[4] | |
b08259cd | 648 | pxor @y[1], @t[1] # t[1]=y[1] |
28507577 | 649 | pxor @t[5], @t[0] # clobber t[0] |
b08259cd | 650 | pxor @t[5], @t[1] |
28507577 | 651 | pxor @t[0], @y[3] |
b08259cd AP |
652 | pxor @y[0], @t[0] # t[0]=y[0] |
653 | pxor @t[6], @t[1] | |
654 | pxor @t[7], @t[6] # clobber t[6] | |
655 | pxor @t[1], @y[4] | |
28507577 | 656 | pxor @t[4], @y[7] |
b08259cd AP |
657 | pxor @y[4], @t[4] # t[4]=y[4] |
658 | pxor @t[3], @y[6] | |
659 | pxor @y[3], @t[3] # t[3]=y[3] | |
660 | pxor @t[2], @y[5] | |
661 | pxor @y[2], @t[2] # t[2]=y[2] | |
662 | pxor @t[7], @t[3] | |
663 | pxor @y[5], @t[5] # t[5]=y[5] | |
664 | pxor @t[6], @t[2] | |
665 | pxor @t[6], @t[5] | |
666 | pxor @y[6], @t[6] # t[6]=y[6] | |
667 | pxor @y[7], @t[7] # t[7]=y[7] | |
28507577 AP |
668 | |
669 | movdqa @t[0],@XMM[0] | |
670 | movdqa @t[1],@XMM[1] | |
671 | movdqa @t[2],@XMM[2] | |
672 | movdqa @t[3],@XMM[3] | |
673 | movdqa @t[4],@XMM[4] | |
674 | movdqa @t[5],@XMM[5] | |
675 | movdqa @t[6],@XMM[6] | |
676 | movdqa @t[7],@XMM[7] | |
677 | ___ | |
678 | } | |
679 | ||
6f6a6130 AP |
680 | sub InvMixColumns { |
681 | my @x=@_[0..7]; | |
682 | my @t=@_[8..15]; | |
683 | ||
684 | # Thanks to Jussi Kivilinna for providing pointer to | |
685 | # | |
686 | # | 0e 0b 0d 09 | | 02 03 01 01 | | 05 00 04 00 | | |
687 | # | 09 0e 0b 0d | = | 01 02 03 01 | x | 00 05 00 04 | | |
688 | # | 0d 09 0e 0b | | 01 01 02 03 | | 04 00 05 00 | | |
689 | # | 0b 0d 09 0e | | 03 01 01 02 | | 00 04 00 05 | | |
690 | ||
691 | $code.=<<___; | |
692 | # multiplication by 0x05-0x00-0x04-0x00 | |
693 | pshufd \$0x4E, @x[0], @t[0] | |
694 | pshufd \$0x4E, @x[6], @t[6] | |
695 | pxor @x[0], @t[0] | |
696 | pshufd \$0x4E, @x[7], @t[7] | |
697 | pxor @x[6], @t[6] | |
698 | pshufd \$0x4E, @x[1], @t[1] | |
699 | pxor @x[7], @t[7] | |
700 | pshufd \$0x4E, @x[2], @t[2] | |
701 | pxor @x[1], @t[1] | |
702 | pshufd \$0x4E, @x[3], @t[3] | |
703 | pxor @x[2], @t[2] | |
704 | pxor @t[6], @x[0] | |
705 | pxor @t[6], @x[1] | |
706 | pshufd \$0x4E, @x[4], @t[4] | |
707 | pxor @x[3], @t[3] | |
708 | pxor @t[0], @x[2] | |
709 | pxor @t[1], @x[3] | |
710 | pshufd \$0x4E, @x[5], @t[5] | |
711 | pxor @x[4], @t[4] | |
712 | pxor @t[7], @x[1] | |
713 | pxor @t[2], @x[4] | |
714 | pxor @x[5], @t[5] | |
715 | ||
716 | pxor @t[7], @x[2] | |
717 | pxor @t[6], @x[3] | |
718 | pxor @t[6], @x[4] | |
719 | pxor @t[3], @x[5] | |
720 | pxor @t[4], @x[6] | |
721 | pxor @t[7], @x[4] | |
722 | pxor @t[7], @x[5] | |
723 | pxor @t[5], @x[7] | |
724 | ___ | |
725 | &MixColumns (@x,@t,1); # flipped 2<->3 and 4<->6 | |
726 | } | |
727 | ||
4ec93a10 AP |
728 | sub aesenc { # not used |
729 | my @b=@_[0..7]; | |
730 | my @t=@_[8..15]; | |
731 | $code.=<<___; | |
732 | movdqa 0x30($const),@t[0] # .LSR | |
733 | ___ | |
28507577 AP |
734 | &ShiftRows (@b,@t[0]); |
735 | &Sbox (@b,@t); | |
736 | &MixColumns (@b[0,1,4,6,3,7,2,5],@t); | |
4ec93a10 AP |
737 | } |
738 | ||
739 | sub aesenclast { # not used | |
740 | my @b=@_[0..7]; | |
741 | my @t=@_[8..15]; | |
742 | $code.=<<___; | |
743 | movdqa 0x40($const),@t[0] # .LSRM0 | |
744 | ___ | |
28507577 AP |
745 | &ShiftRows (@b,@t[0]); |
746 | &Sbox (@b,@t); | |
4ec93a10 AP |
747 | $code.=<<___ |
748 | pxor 0x00($key),@b[0] | |
749 | pxor 0x10($key),@b[1] | |
750 | pxor 0x20($key),@b[4] | |
751 | pxor 0x30($key),@b[6] | |
752 | pxor 0x40($key),@b[3] | |
753 | pxor 0x50($key),@b[7] | |
754 | pxor 0x60($key),@b[2] | |
755 | pxor 0x70($key),@b[5] | |
756 | ___ | |
757 | } | |
758 | ||
759 | sub swapmove { | |
760 | my ($a,$b,$n,$mask,$t)=@_; | |
761 | $code.=<<___; | |
762 | movdqa $b,$t | |
763 | psrlq \$$n,$b | |
764 | pxor $a,$b | |
765 | pand $mask,$b | |
766 | pxor $b,$a | |
767 | psllq \$$n,$b | |
768 | pxor $t,$b | |
769 | ___ | |
770 | } | |
771 | sub swapmove2x { | |
772 | my ($a0,$b0,$a1,$b1,$n,$mask,$t0,$t1)=@_; | |
773 | $code.=<<___; | |
774 | movdqa $b0,$t0 | |
775 | psrlq \$$n,$b0 | |
776 | movdqa $b1,$t1 | |
777 | psrlq \$$n,$b1 | |
778 | pxor $a0,$b0 | |
779 | pxor $a1,$b1 | |
780 | pand $mask,$b0 | |
781 | pand $mask,$b1 | |
782 | pxor $b0,$a0 | |
783 | psllq \$$n,$b0 | |
784 | pxor $b1,$a1 | |
785 | psllq \$$n,$b1 | |
786 | pxor $t0,$b0 | |
787 | pxor $t1,$b1 | |
788 | ___ | |
789 | } | |
790 | ||
791 | sub bitslice { | |
792 | my @x=reverse(@_[0..7]); | |
793 | my ($t0,$t1,$t2,$t3)=@_[8..11]; | |
794 | $code.=<<___; | |
795 | movdqa 0x00($const),$t0 # .LBS0 | |
796 | movdqa 0x10($const),$t1 # .LBS1 | |
797 | ___ | |
798 | &swapmove2x(@x[0,1,2,3],1,$t0,$t2,$t3); | |
799 | &swapmove2x(@x[4,5,6,7],1,$t0,$t2,$t3); | |
800 | $code.=<<___; | |
801 | movdqa 0x20($const),$t0 # .LBS2 | |
802 | ___ | |
803 | &swapmove2x(@x[0,2,1,3],2,$t1,$t2,$t3); | |
804 | &swapmove2x(@x[4,6,5,7],2,$t1,$t2,$t3); | |
805 | ||
806 | &swapmove2x(@x[0,4,1,5],4,$t0,$t2,$t3); | |
807 | &swapmove2x(@x[2,6,3,7],4,$t0,$t2,$t3); | |
808 | } | |
809 | ||
810 | $code.=<<___; | |
811 | .text | |
812 | ||
fe068648 AP |
813 | .extern asm_AES_encrypt |
814 | .extern asm_AES_decrypt | |
4ec93a10 AP |
815 | |
816 | .type _bsaes_encrypt8,\@abi-omnipotent | |
817 | .align 64 | |
818 | _bsaes_encrypt8: | |
819 | lea .LBS0(%rip), $const # constants table | |
820 | ||
821 | movdqa ($key), @XMM[9] # round 0 key | |
822 | lea 0x10($key), $key | |
f9ef874a | 823 | movdqa 0x50($const), @XMM[8] # .LM0SR |
4ec93a10 AP |
824 | pxor @XMM[9], @XMM[0] # xor with round0 key |
825 | pxor @XMM[9], @XMM[1] | |
4ec93a10 | 826 | pxor @XMM[9], @XMM[2] |
4ec93a10 | 827 | pxor @XMM[9], @XMM[3] |
558ff0f0 AP |
828 | pshufb @XMM[8], @XMM[0] |
829 | pshufb @XMM[8], @XMM[1] | |
4ec93a10 | 830 | pxor @XMM[9], @XMM[4] |
4ec93a10 | 831 | pxor @XMM[9], @XMM[5] |
558ff0f0 AP |
832 | pshufb @XMM[8], @XMM[2] |
833 | pshufb @XMM[8], @XMM[3] | |
4ec93a10 | 834 | pxor @XMM[9], @XMM[6] |
4ec93a10 | 835 | pxor @XMM[9], @XMM[7] |
558ff0f0 AP |
836 | pshufb @XMM[8], @XMM[4] |
837 | pshufb @XMM[8], @XMM[5] | |
4ec93a10 AP |
838 | pshufb @XMM[8], @XMM[6] |
839 | pshufb @XMM[8], @XMM[7] | |
840 | _bsaes_encrypt8_bitslice: | |
841 | ___ | |
842 | &bitslice (@XMM[0..7, 8..11]); | |
843 | $code.=<<___; | |
844 | dec $rounds | |
845 | jmp .Lenc_sbox | |
846 | .align 16 | |
847 | .Lenc_loop: | |
848 | ___ | |
28507577 | 849 | &ShiftRows (@XMM[0..7, 8]); |
4ec93a10 | 850 | $code.=".Lenc_sbox:\n"; |
28507577 | 851 | &Sbox (@XMM[0..7, 8..15]); |
4ec93a10 AP |
852 | $code.=<<___; |
853 | dec $rounds | |
854 | jl .Lenc_done | |
855 | ___ | |
28507577 | 856 | &MixColumns (@XMM[0,1,4,6,3,7,2,5, 8..15]); |
4ec93a10 AP |
857 | $code.=<<___; |
858 | movdqa 0x30($const), @XMM[8] # .LSR | |
859 | jnz .Lenc_loop | |
860 | movdqa 0x40($const), @XMM[8] # .LSRM0 | |
861 | jmp .Lenc_loop | |
862 | .align 16 | |
863 | .Lenc_done: | |
864 | ___ | |
865 | # output in lsb > [t0, t1, t4, t6, t3, t7, t2, t5] < msb | |
866 | &bitslice (@XMM[0,1,4,6,3,7,2,5, 8..11]); | |
867 | $code.=<<___; | |
868 | movdqa ($key), @XMM[8] # last round key | |
4ec93a10 AP |
869 | pxor @XMM[8], @XMM[4] |
870 | pxor @XMM[8], @XMM[6] | |
871 | pxor @XMM[8], @XMM[3] | |
872 | pxor @XMM[8], @XMM[7] | |
873 | pxor @XMM[8], @XMM[2] | |
874 | pxor @XMM[8], @XMM[5] | |
28507577 AP |
875 | pxor @XMM[8], @XMM[0] |
876 | pxor @XMM[8], @XMM[1] | |
4ec93a10 AP |
877 | ret |
878 | .size _bsaes_encrypt8,.-_bsaes_encrypt8 | |
28507577 AP |
879 | |
880 | .type _bsaes_decrypt8,\@abi-omnipotent | |
881 | .align 64 | |
882 | _bsaes_decrypt8: | |
883 | lea .LBS0(%rip), $const # constants table | |
884 | ||
885 | movdqa ($key), @XMM[9] # round 0 key | |
886 | lea 0x10($key), $key | |
887 | movdqa -0x30($const), @XMM[8] # .LM0ISR | |
888 | pxor @XMM[9], @XMM[0] # xor with round0 key | |
889 | pxor @XMM[9], @XMM[1] | |
28507577 | 890 | pxor @XMM[9], @XMM[2] |
28507577 | 891 | pxor @XMM[9], @XMM[3] |
558ff0f0 AP |
892 | pshufb @XMM[8], @XMM[0] |
893 | pshufb @XMM[8], @XMM[1] | |
28507577 | 894 | pxor @XMM[9], @XMM[4] |
28507577 | 895 | pxor @XMM[9], @XMM[5] |
558ff0f0 AP |
896 | pshufb @XMM[8], @XMM[2] |
897 | pshufb @XMM[8], @XMM[3] | |
28507577 | 898 | pxor @XMM[9], @XMM[6] |
28507577 | 899 | pxor @XMM[9], @XMM[7] |
558ff0f0 AP |
900 | pshufb @XMM[8], @XMM[4] |
901 | pshufb @XMM[8], @XMM[5] | |
28507577 AP |
902 | pshufb @XMM[8], @XMM[6] |
903 | pshufb @XMM[8], @XMM[7] | |
904 | ___ | |
905 | &bitslice (@XMM[0..7, 8..11]); | |
906 | $code.=<<___; | |
907 | dec $rounds | |
908 | jmp .Ldec_sbox | |
909 | .align 16 | |
910 | .Ldec_loop: | |
911 | ___ | |
912 | &ShiftRows (@XMM[0..7, 8]); | |
913 | $code.=".Ldec_sbox:\n"; | |
914 | &InvSbox (@XMM[0..7, 8..15]); | |
915 | $code.=<<___; | |
916 | dec $rounds | |
917 | jl .Ldec_done | |
918 | ___ | |
919 | &InvMixColumns (@XMM[0,1,6,4,2,7,3,5, 8..15]); | |
920 | $code.=<<___; | |
921 | movdqa -0x10($const), @XMM[8] # .LISR | |
922 | jnz .Ldec_loop | |
923 | movdqa -0x20($const), @XMM[8] # .LISRM0 | |
924 | jmp .Ldec_loop | |
925 | .align 16 | |
926 | .Ldec_done: | |
927 | ___ | |
928 | &bitslice (@XMM[0,1,6,4,2,7,3,5, 8..11]); | |
929 | $code.=<<___; | |
930 | movdqa ($key), @XMM[8] # last round key | |
931 | pxor @XMM[8], @XMM[6] | |
932 | pxor @XMM[8], @XMM[4] | |
933 | pxor @XMM[8], @XMM[2] | |
934 | pxor @XMM[8], @XMM[7] | |
935 | pxor @XMM[8], @XMM[3] | |
936 | pxor @XMM[8], @XMM[5] | |
937 | pxor @XMM[8], @XMM[0] | |
938 | pxor @XMM[8], @XMM[1] | |
939 | ret | |
940 | .size _bsaes_decrypt8,.-_bsaes_decrypt8 | |
4ec93a10 AP |
941 | ___ |
942 | } | |
943 | { | |
944 | my ($out,$inp,$rounds,$const)=("%rax","%rcx","%r10d","%r11"); | |
945 | ||
946 | sub bitslice_key { | |
947 | my @x=reverse(@_[0..7]); | |
948 | my ($bs0,$bs1,$bs2,$t2,$t3)=@_[8..12]; | |
949 | ||
950 | &swapmove (@x[0,1],1,$bs0,$t2,$t3); | |
951 | $code.=<<___; | |
952 | #&swapmove(@x[2,3],1,$t0,$t2,$t3); | |
953 | movdqa @x[0], @x[2] | |
954 | movdqa @x[1], @x[3] | |
955 | ___ | |
956 | #&swapmove2x(@x[4,5,6,7],1,$t0,$t2,$t3); | |
957 | ||
958 | &swapmove2x (@x[0,2,1,3],2,$bs1,$t2,$t3); | |
959 | $code.=<<___; | |
960 | #&swapmove2x(@x[4,6,5,7],2,$t1,$t2,$t3); | |
961 | movdqa @x[0], @x[4] | |
962 | movdqa @x[2], @x[6] | |
963 | movdqa @x[1], @x[5] | |
964 | movdqa @x[3], @x[7] | |
965 | ___ | |
966 | &swapmove2x (@x[0,4,1,5],4,$bs2,$t2,$t3); | |
967 | &swapmove2x (@x[2,6,3,7],4,$bs2,$t2,$t3); | |
968 | } | |
969 | ||
970 | $code.=<<___; | |
28507577 | 971 | .type _bsaes_key_convert,\@abi-omnipotent |
4ec93a10 | 972 | .align 16 |
28507577 | 973 | _bsaes_key_convert: |
f9ef874a | 974 | lea .Lmasks(%rip), $const |
4ec93a10 | 975 | movdqu ($inp), %xmm7 # load round 0 key |
4ec93a10 | 976 | lea 0x10($inp), $inp |
f9ef874a AP |
977 | movdqa 0x00($const), %xmm0 # 0x01... |
978 | movdqa 0x10($const), %xmm1 # 0x02... | |
979 | movdqa 0x20($const), %xmm2 # 0x04... | |
980 | movdqa 0x30($const), %xmm3 # 0x08... | |
981 | movdqa 0x40($const), %xmm4 # .LM0 | |
982 | pcmpeqd %xmm5, %xmm5 # .LNOT | |
983 | ||
984 | movdqu ($inp), %xmm6 # load round 1 key | |
4ec93a10 AP |
985 | movdqa %xmm7, ($out) # save round 0 key |
986 | lea 0x10($out), $out | |
987 | dec $rounds | |
988 | jmp .Lkey_loop | |
989 | .align 16 | |
990 | .Lkey_loop: | |
f9ef874a AP |
991 | pshufb %xmm4, %xmm6 # .LM0 |
992 | ||
993 | movdqa %xmm0, %xmm8 | |
994 | movdqa %xmm1, %xmm9 | |
995 | ||
996 | pand %xmm6, %xmm8 | |
997 | pand %xmm6, %xmm9 | |
998 | movdqa %xmm2, %xmm10 | |
999 | pcmpeqb %xmm0, %xmm8 | |
1000 | psllq \$4, %xmm0 # 0x10... | |
1001 | movdqa %xmm3, %xmm11 | |
1002 | pcmpeqb %xmm1, %xmm9 | |
1003 | psllq \$4, %xmm1 # 0x20... | |
1004 | ||
1005 | pand %xmm6, %xmm10 | |
1006 | pand %xmm6, %xmm11 | |
1007 | movdqa %xmm0, %xmm12 | |
1008 | pcmpeqb %xmm2, %xmm10 | |
1009 | psllq \$4, %xmm2 # 0x40... | |
1010 | movdqa %xmm1, %xmm13 | |
1011 | pcmpeqb %xmm3, %xmm11 | |
1012 | psllq \$4, %xmm3 # 0x80... | |
1013 | ||
1014 | movdqa %xmm2, %xmm14 | |
1015 | movdqa %xmm3, %xmm15 | |
1016 | pxor %xmm5, %xmm8 # "pnot" | |
1017 | pxor %xmm5, %xmm9 | |
1018 | ||
1019 | pand %xmm6, %xmm12 | |
1020 | pand %xmm6, %xmm13 | |
1021 | movdqa %xmm8, 0x00($out) # write bit-sliced round key | |
1022 | pcmpeqb %xmm0, %xmm12 | |
1023 | psrlq \$4, %xmm0 # 0x01... | |
1024 | movdqa %xmm9, 0x10($out) | |
1025 | pcmpeqb %xmm1, %xmm13 | |
1026 | psrlq \$4, %xmm1 # 0x02... | |
1027 | lea 0x10($inp), $inp | |
1028 | ||
1029 | pand %xmm6, %xmm14 | |
1030 | pand %xmm6, %xmm15 | |
1031 | movdqa %xmm10, 0x20($out) | |
1032 | pcmpeqb %xmm2, %xmm14 | |
1033 | psrlq \$4, %xmm2 # 0x04... | |
1034 | movdqa %xmm11, 0x30($out) | |
1035 | pcmpeqb %xmm3, %xmm15 | |
1036 | psrlq \$4, %xmm3 # 0x08... | |
1037 | movdqu ($inp), %xmm6 # load next round key | |
1038 | ||
1039 | pxor %xmm5, %xmm13 # "pnot" | |
1040 | pxor %xmm5, %xmm14 | |
1041 | movdqa %xmm12, 0x40($out) | |
1042 | movdqa %xmm13, 0x50($out) | |
1043 | movdqa %xmm14, 0x60($out) | |
1044 | movdqa %xmm15, 0x70($out) | |
4ec93a10 | 1045 | lea 0x80($out),$out |
4ec93a10 AP |
1046 | dec $rounds |
1047 | jnz .Lkey_loop | |
1048 | ||
f9ef874a | 1049 | movdqa 0x50($const), %xmm7 # .L63 |
28507577 | 1050 | #movdqa %xmm6, ($out) # don't save last round key |
4ec93a10 | 1051 | ret |
28507577 | 1052 | .size _bsaes_key_convert,.-_bsaes_key_convert |
4ec93a10 AP |
1053 | ___ |
1054 | } | |
1055 | ||
fe068648 | 1056 | if (0 && !$win64) { # following four functions are unsupported interface |
11272648 | 1057 | # used for benchmarking... |
4ec93a10 AP |
1058 | $code.=<<___; |
1059 | .globl bsaes_enc_key_convert | |
1060 | .type bsaes_enc_key_convert,\@function,2 | |
1061 | .align 16 | |
1062 | bsaes_enc_key_convert: | |
1063 | mov 240($inp),%r10d # pass rounds | |
1064 | mov $inp,%rcx # pass key | |
1065 | mov $out,%rax # pass key schedule | |
28507577 AP |
1066 | call _bsaes_key_convert |
1067 | pxor %xmm6,%xmm7 # fix up last round key | |
1068 | movdqa %xmm7,(%rax) # save last round key | |
4ec93a10 AP |
1069 | ret |
1070 | .size bsaes_enc_key_convert,.-bsaes_enc_key_convert | |
1071 | ||
1072 | .globl bsaes_encrypt_128 | |
1073 | .type bsaes_encrypt_128,\@function,4 | |
1074 | .align 16 | |
1075 | bsaes_encrypt_128: | |
1076 | .Lenc128_loop: | |
1077 | movdqu 0x00($inp), @XMM[0] # load input | |
1078 | movdqu 0x10($inp), @XMM[1] | |
1079 | movdqu 0x20($inp), @XMM[2] | |
1080 | movdqu 0x30($inp), @XMM[3] | |
1081 | movdqu 0x40($inp), @XMM[4] | |
1082 | movdqu 0x50($inp), @XMM[5] | |
1083 | movdqu 0x60($inp), @XMM[6] | |
1084 | movdqu 0x70($inp), @XMM[7] | |
1085 | mov $key, %rax # pass the $key | |
1086 | lea 0x80($inp), $inp | |
1087 | mov \$10,%r10d | |
1088 | ||
1089 | call _bsaes_encrypt8 | |
1090 | ||
1091 | movdqu @XMM[0], 0x00($out) # write output | |
1092 | movdqu @XMM[1], 0x10($out) | |
1093 | movdqu @XMM[4], 0x20($out) | |
1094 | movdqu @XMM[6], 0x30($out) | |
1095 | movdqu @XMM[3], 0x40($out) | |
1096 | movdqu @XMM[7], 0x50($out) | |
1097 | movdqu @XMM[2], 0x60($out) | |
1098 | movdqu @XMM[5], 0x70($out) | |
1099 | lea 0x80($out), $out | |
1100 | sub \$0x80,$len | |
1101 | ja .Lenc128_loop | |
1102 | ret | |
1103 | .size bsaes_encrypt_128,.-bsaes_encrypt_128 | |
28507577 AP |
1104 | |
1105 | .globl bsaes_dec_key_convert | |
1106 | .type bsaes_dec_key_convert,\@function,2 | |
1107 | .align 16 | |
1108 | bsaes_dec_key_convert: | |
1109 | mov 240($inp),%r10d # pass rounds | |
1110 | mov $inp,%rcx # pass key | |
1111 | mov $out,%rax # pass key schedule | |
1112 | call _bsaes_key_convert | |
1113 | pxor ($out),%xmm7 # fix up round 0 key | |
1114 | movdqa %xmm6,(%rax) # save last round key | |
1115 | movdqa %xmm7,($out) | |
1116 | ret | |
1117 | .size bsaes_dec_key_convert,.-bsaes_dec_key_convert | |
1118 | ||
1119 | .globl bsaes_decrypt_128 | |
1120 | .type bsaes_decrypt_128,\@function,4 | |
1121 | .align 16 | |
1122 | bsaes_decrypt_128: | |
1123 | .Ldec128_loop: | |
1124 | movdqu 0x00($inp), @XMM[0] # load input | |
1125 | movdqu 0x10($inp), @XMM[1] | |
1126 | movdqu 0x20($inp), @XMM[2] | |
1127 | movdqu 0x30($inp), @XMM[3] | |
1128 | movdqu 0x40($inp), @XMM[4] | |
1129 | movdqu 0x50($inp), @XMM[5] | |
1130 | movdqu 0x60($inp), @XMM[6] | |
1131 | movdqu 0x70($inp), @XMM[7] | |
1132 | mov $key, %rax # pass the $key | |
1133 | lea 0x80($inp), $inp | |
1134 | mov \$10,%r10d | |
1135 | ||
1136 | call _bsaes_decrypt8 | |
1137 | ||
1138 | movdqu @XMM[0], 0x00($out) # write output | |
1139 | movdqu @XMM[1], 0x10($out) | |
1140 | movdqu @XMM[6], 0x20($out) | |
1141 | movdqu @XMM[4], 0x30($out) | |
1142 | movdqu @XMM[2], 0x40($out) | |
1143 | movdqu @XMM[7], 0x50($out) | |
1144 | movdqu @XMM[3], 0x60($out) | |
1145 | movdqu @XMM[5], 0x70($out) | |
1146 | lea 0x80($out), $out | |
1147 | sub \$0x80,$len | |
1148 | ja .Ldec128_loop | |
1149 | ret | |
1150 | .size bsaes_decrypt_128,.-bsaes_decrypt_128 | |
4ec93a10 AP |
1151 | ___ |
1152 | } | |
1153 | { | |
1154 | ###################################################################### | |
1155 | # | |
1156 | # OpenSSL interface | |
1157 | # | |
a75a52a4 AP |
1158 | my ($arg1,$arg2,$arg3,$arg4,$arg5,$arg6)=$win64 ? ("%rcx","%rdx","%r8","%r9","%r10","%r11d") |
1159 | : ("%rdi","%rsi","%rdx","%rcx","%r8","%r9d"); | |
4ec93a10 AP |
1160 | my ($inp,$out,$len,$key)=("%r12","%r13","%r14","%r15"); |
1161 | ||
fe068648 | 1162 | if ($ecb) { |
4ec93a10 AP |
1163 | $code.=<<___; |
1164 | .globl bsaes_ecb_encrypt_blocks | |
1165 | .type bsaes_ecb_encrypt_blocks,\@abi-omnipotent | |
1166 | .align 16 | |
1167 | bsaes_ecb_encrypt_blocks: | |
b84460ad | 1168 | .cfi_startproc |
fe068648 AP |
1169 | mov %rsp, %rax |
1170 | .Lecb_enc_prologue: | |
4ec93a10 | 1171 | push %rbp |
b84460ad | 1172 | .cfi_push %rbp |
4ec93a10 | 1173 | push %rbx |
b84460ad | 1174 | .cfi_push %rbx |
4ec93a10 | 1175 | push %r12 |
b84460ad | 1176 | .cfi_push %r12 |
4ec93a10 | 1177 | push %r13 |
b84460ad | 1178 | .cfi_push %r13 |
4ec93a10 | 1179 | push %r14 |
b84460ad | 1180 | .cfi_push %r14 |
4ec93a10 | 1181 | push %r15 |
b84460ad | 1182 | .cfi_push %r15 |
4ec93a10 | 1183 | lea -0x48(%rsp),%rsp |
b84460ad | 1184 | .cfi_adjust_cfa_offset 0x48 |
4ec93a10 AP |
1185 | ___ |
1186 | $code.=<<___ if ($win64); | |
1187 | lea -0xa0(%rsp), %rsp | |
1188 | movaps %xmm6, 0x40(%rsp) | |
1189 | movaps %xmm7, 0x50(%rsp) | |
1190 | movaps %xmm8, 0x60(%rsp) | |
1191 | movaps %xmm9, 0x70(%rsp) | |
1192 | movaps %xmm10, 0x80(%rsp) | |
1193 | movaps %xmm11, 0x90(%rsp) | |
1194 | movaps %xmm12, 0xa0(%rsp) | |
1195 | movaps %xmm13, 0xb0(%rsp) | |
1196 | movaps %xmm14, 0xc0(%rsp) | |
1197 | movaps %xmm15, 0xd0(%rsp) | |
1198 | .Lecb_enc_body: | |
1199 | ___ | |
1200 | $code.=<<___; | |
1201 | mov %rsp,%rbp # backup %rsp | |
b84460ad | 1202 | .cfi_def_cfa_register %rbp |
4ec93a10 AP |
1203 | mov 240($arg4),%eax # rounds |
1204 | mov $arg1,$inp # backup arguments | |
1205 | mov $arg2,$out | |
1206 | mov $arg3,$len | |
1207 | mov $arg4,$key | |
1208 | cmp \$8,$arg3 | |
1209 | jb .Lecb_enc_short | |
1210 | ||
1211 | mov %eax,%ebx # backup rounds | |
1212 | shl \$7,%rax # 128 bytes per inner round key | |
1213 | sub \$`128-32`,%rax # size of bit-sliced key schedule | |
1214 | sub %rax,%rsp | |
1215 | mov %rsp,%rax # pass key schedule | |
1216 | mov $key,%rcx # pass key | |
1217 | mov %ebx,%r10d # pass rounds | |
28507577 AP |
1218 | call _bsaes_key_convert |
1219 | pxor %xmm6,%xmm7 # fix up last round key | |
1220 | movdqa %xmm7,(%rax) # save last round key | |
4ec93a10 AP |
1221 | |
1222 | sub \$8,$len | |
1223 | .Lecb_enc_loop: | |
1224 | movdqu 0x00($inp), @XMM[0] # load input | |
1225 | movdqu 0x10($inp), @XMM[1] | |
1226 | movdqu 0x20($inp), @XMM[2] | |
1227 | movdqu 0x30($inp), @XMM[3] | |
1228 | movdqu 0x40($inp), @XMM[4] | |
1229 | movdqu 0x50($inp), @XMM[5] | |
1230 | mov %rsp, %rax # pass key schedule | |
1231 | movdqu 0x60($inp), @XMM[6] | |
1232 | mov %ebx,%r10d # pass rounds | |
1233 | movdqu 0x70($inp), @XMM[7] | |
1234 | lea 0x80($inp), $inp | |
1235 | ||
1236 | call _bsaes_encrypt8 | |
1237 | ||
1238 | movdqu @XMM[0], 0x00($out) # write output | |
1239 | movdqu @XMM[1], 0x10($out) | |
1240 | movdqu @XMM[4], 0x20($out) | |
1241 | movdqu @XMM[6], 0x30($out) | |
1242 | movdqu @XMM[3], 0x40($out) | |
1243 | movdqu @XMM[7], 0x50($out) | |
1244 | movdqu @XMM[2], 0x60($out) | |
1245 | movdqu @XMM[5], 0x70($out) | |
1246 | lea 0x80($out), $out | |
1247 | sub \$8,$len | |
1248 | jnc .Lecb_enc_loop | |
1249 | ||
1250 | add \$8,$len | |
1251 | jz .Lecb_enc_done | |
1252 | ||
1253 | movdqu 0x00($inp), @XMM[0] # load input | |
1254 | mov %rsp, %rax # pass key schedule | |
1255 | mov %ebx,%r10d # pass rounds | |
1256 | cmp \$2,$len | |
1257 | jb .Lecb_enc_one | |
1258 | movdqu 0x10($inp), @XMM[1] | |
1259 | je .Lecb_enc_two | |
1260 | movdqu 0x20($inp), @XMM[2] | |
1261 | cmp \$4,$len | |
1262 | jb .Lecb_enc_three | |
1263 | movdqu 0x30($inp), @XMM[3] | |
1264 | je .Lecb_enc_four | |
1265 | movdqu 0x40($inp), @XMM[4] | |
1266 | cmp \$6,$len | |
1267 | jb .Lecb_enc_five | |
1268 | movdqu 0x50($inp), @XMM[5] | |
1269 | je .Lecb_enc_six | |
1270 | movdqu 0x60($inp), @XMM[6] | |
1271 | call _bsaes_encrypt8 | |
1272 | movdqu @XMM[0], 0x00($out) # write output | |
1273 | movdqu @XMM[1], 0x10($out) | |
1274 | movdqu @XMM[4], 0x20($out) | |
1275 | movdqu @XMM[6], 0x30($out) | |
1276 | movdqu @XMM[3], 0x40($out) | |
1277 | movdqu @XMM[7], 0x50($out) | |
1278 | movdqu @XMM[2], 0x60($out) | |
1279 | jmp .Lecb_enc_done | |
1280 | .align 16 | |
1281 | .Lecb_enc_six: | |
1282 | call _bsaes_encrypt8 | |
1283 | movdqu @XMM[0], 0x00($out) # write output | |
1284 | movdqu @XMM[1], 0x10($out) | |
1285 | movdqu @XMM[4], 0x20($out) | |
1286 | movdqu @XMM[6], 0x30($out) | |
1287 | movdqu @XMM[3], 0x40($out) | |
1288 | movdqu @XMM[7], 0x50($out) | |
1289 | jmp .Lecb_enc_done | |
1290 | .align 16 | |
1291 | .Lecb_enc_five: | |
1292 | call _bsaes_encrypt8 | |
1293 | movdqu @XMM[0], 0x00($out) # write output | |
1294 | movdqu @XMM[1], 0x10($out) | |
1295 | movdqu @XMM[4], 0x20($out) | |
1296 | movdqu @XMM[6], 0x30($out) | |
1297 | movdqu @XMM[3], 0x40($out) | |
1298 | jmp .Lecb_enc_done | |
1299 | .align 16 | |
1300 | .Lecb_enc_four: | |
1301 | call _bsaes_encrypt8 | |
1302 | movdqu @XMM[0], 0x00($out) # write output | |
1303 | movdqu @XMM[1], 0x10($out) | |
1304 | movdqu @XMM[4], 0x20($out) | |
1305 | movdqu @XMM[6], 0x30($out) | |
1306 | jmp .Lecb_enc_done | |
1307 | .align 16 | |
1308 | .Lecb_enc_three: | |
1309 | call _bsaes_encrypt8 | |
1310 | movdqu @XMM[0], 0x00($out) # write output | |
1311 | movdqu @XMM[1], 0x10($out) | |
1312 | movdqu @XMM[4], 0x20($out) | |
1313 | jmp .Lecb_enc_done | |
1314 | .align 16 | |
1315 | .Lecb_enc_two: | |
1316 | call _bsaes_encrypt8 | |
1317 | movdqu @XMM[0], 0x00($out) # write output | |
1318 | movdqu @XMM[1], 0x10($out) | |
1319 | jmp .Lecb_enc_done | |
1320 | .align 16 | |
1321 | .Lecb_enc_one: | |
1322 | call _bsaes_encrypt8 | |
1323 | movdqu @XMM[0], 0x00($out) # write output | |
1324 | jmp .Lecb_enc_done | |
1325 | .align 16 | |
1326 | .Lecb_enc_short: | |
1327 | lea ($inp), $arg1 | |
1328 | lea ($out), $arg2 | |
1329 | lea ($key), $arg3 | |
fe068648 | 1330 | call asm_AES_encrypt |
4ec93a10 AP |
1331 | lea 16($inp), $inp |
1332 | lea 16($out), $out | |
1333 | dec $len | |
1334 | jnz .Lecb_enc_short | |
1335 | ||
1336 | .Lecb_enc_done: | |
1337 | lea (%rsp),%rax | |
1338 | pxor %xmm0, %xmm0 | |
1339 | .Lecb_enc_bzero: # wipe key schedule [if any] | |
1340 | movdqa %xmm0, 0x00(%rax) | |
1341 | movdqa %xmm0, 0x10(%rax) | |
1342 | lea 0x20(%rax), %rax | |
1343 | cmp %rax, %rbp | |
1344 | jb .Lecb_enc_bzero | |
1345 | ||
384e6de4 | 1346 | lea 0x78(%rbp),%rax |
b84460ad | 1347 | .cfi_def_cfa %rax,8 |
4ec93a10 AP |
1348 | ___ |
1349 | $code.=<<___ if ($win64); | |
1350 | movaps 0x40(%rbp), %xmm6 | |
1351 | movaps 0x50(%rbp), %xmm7 | |
1352 | movaps 0x60(%rbp), %xmm8 | |
1353 | movaps 0x70(%rbp), %xmm9 | |
1354 | movaps 0x80(%rbp), %xmm10 | |
1355 | movaps 0x90(%rbp), %xmm11 | |
1356 | movaps 0xa0(%rbp), %xmm12 | |
1357 | movaps 0xb0(%rbp), %xmm13 | |
1358 | movaps 0xc0(%rbp), %xmm14 | |
1359 | movaps 0xd0(%rbp), %xmm15 | |
384e6de4 AP |
1360 | lea 0xa0(%rax), %rax |
1361 | .Lecb_enc_tail: | |
4ec93a10 AP |
1362 | ___ |
1363 | $code.=<<___; | |
384e6de4 | 1364 | mov -48(%rax), %r15 |
b84460ad | 1365 | .cfi_restore %r15 |
384e6de4 | 1366 | mov -40(%rax), %r14 |
b84460ad | 1367 | .cfi_restore %r14 |
384e6de4 | 1368 | mov -32(%rax), %r13 |
b84460ad | 1369 | .cfi_restore %r13 |
384e6de4 | 1370 | mov -24(%rax), %r12 |
b84460ad | 1371 | .cfi_restore %r12 |
384e6de4 | 1372 | mov -16(%rax), %rbx |
b84460ad | 1373 | .cfi_restore %rbx |
384e6de4 | 1374 | mov -8(%rax), %rbp |
b84460ad | 1375 | .cfi_restore %rbp |
384e6de4 | 1376 | lea (%rax), %rsp # restore %rsp |
b84460ad | 1377 | .cfi_def_cfa_register %rsp |
4ec93a10 AP |
1378 | .Lecb_enc_epilogue: |
1379 | ret | |
b84460ad | 1380 | .cfi_endproc |
4ec93a10 AP |
1381 | .size bsaes_ecb_encrypt_blocks,.-bsaes_ecb_encrypt_blocks |
1382 | ||
a75a52a4 AP |
1383 | .globl bsaes_ecb_decrypt_blocks |
1384 | .type bsaes_ecb_decrypt_blocks,\@abi-omnipotent | |
1385 | .align 16 | |
1386 | bsaes_ecb_decrypt_blocks: | |
b84460ad | 1387 | .cfi_startproc |
fe068648 AP |
1388 | mov %rsp, %rax |
1389 | .Lecb_dec_prologue: | |
a75a52a4 | 1390 | push %rbp |
b84460ad | 1391 | .cfi_push %rbp |
a75a52a4 | 1392 | push %rbx |
b84460ad | 1393 | .cfi_push %rbx |
a75a52a4 | 1394 | push %r12 |
b84460ad | 1395 | .cfi_push %r12 |
a75a52a4 | 1396 | push %r13 |
b84460ad | 1397 | .cfi_push %r13 |
a75a52a4 | 1398 | push %r14 |
b84460ad | 1399 | .cfi_push %r14 |
a75a52a4 | 1400 | push %r15 |
b84460ad | 1401 | .cfi_push %r15 |
a75a52a4 | 1402 | lea -0x48(%rsp),%rsp |
b84460ad | 1403 | .cfi_adjust_cfa_offset 0x48 |
a75a52a4 AP |
1404 | ___ |
1405 | $code.=<<___ if ($win64); | |
1406 | lea -0xa0(%rsp), %rsp | |
1407 | movaps %xmm6, 0x40(%rsp) | |
1408 | movaps %xmm7, 0x50(%rsp) | |
1409 | movaps %xmm8, 0x60(%rsp) | |
1410 | movaps %xmm9, 0x70(%rsp) | |
1411 | movaps %xmm10, 0x80(%rsp) | |
1412 | movaps %xmm11, 0x90(%rsp) | |
1413 | movaps %xmm12, 0xa0(%rsp) | |
1414 | movaps %xmm13, 0xb0(%rsp) | |
1415 | movaps %xmm14, 0xc0(%rsp) | |
1416 | movaps %xmm15, 0xd0(%rsp) | |
1417 | .Lecb_dec_body: | |
1418 | ___ | |
1419 | $code.=<<___; | |
1420 | mov %rsp,%rbp # backup %rsp | |
b84460ad | 1421 | .cfi_def_cfa_register %rbp |
a75a52a4 AP |
1422 | mov 240($arg4),%eax # rounds |
1423 | mov $arg1,$inp # backup arguments | |
1424 | mov $arg2,$out | |
1425 | mov $arg3,$len | |
1426 | mov $arg4,$key | |
1427 | cmp \$8,$arg3 | |
1428 | jb .Lecb_dec_short | |
1429 | ||
1430 | mov %eax,%ebx # backup rounds | |
1431 | shl \$7,%rax # 128 bytes per inner round key | |
1432 | sub \$`128-32`,%rax # size of bit-sliced key schedule | |
1433 | sub %rax,%rsp | |
1434 | mov %rsp,%rax # pass key schedule | |
1435 | mov $key,%rcx # pass key | |
1436 | mov %ebx,%r10d # pass rounds | |
1437 | call _bsaes_key_convert | |
1438 | pxor (%rsp),%xmm7 # fix up 0 round key | |
1439 | movdqa %xmm6,(%rax) # save last round key | |
1440 | movdqa %xmm7,(%rsp) | |
1441 | ||
1442 | sub \$8,$len | |
1443 | .Lecb_dec_loop: | |
1444 | movdqu 0x00($inp), @XMM[0] # load input | |
1445 | movdqu 0x10($inp), @XMM[1] | |
1446 | movdqu 0x20($inp), @XMM[2] | |
1447 | movdqu 0x30($inp), @XMM[3] | |
1448 | movdqu 0x40($inp), @XMM[4] | |
1449 | movdqu 0x50($inp), @XMM[5] | |
1450 | mov %rsp, %rax # pass key schedule | |
1451 | movdqu 0x60($inp), @XMM[6] | |
1452 | mov %ebx,%r10d # pass rounds | |
1453 | movdqu 0x70($inp), @XMM[7] | |
1454 | lea 0x80($inp), $inp | |
1455 | ||
1456 | call _bsaes_decrypt8 | |
1457 | ||
1458 | movdqu @XMM[0], 0x00($out) # write output | |
1459 | movdqu @XMM[1], 0x10($out) | |
1460 | movdqu @XMM[6], 0x20($out) | |
1461 | movdqu @XMM[4], 0x30($out) | |
1462 | movdqu @XMM[2], 0x40($out) | |
1463 | movdqu @XMM[7], 0x50($out) | |
1464 | movdqu @XMM[3], 0x60($out) | |
1465 | movdqu @XMM[5], 0x70($out) | |
1466 | lea 0x80($out), $out | |
1467 | sub \$8,$len | |
1468 | jnc .Lecb_dec_loop | |
1469 | ||
1470 | add \$8,$len | |
1471 | jz .Lecb_dec_done | |
1472 | ||
1473 | movdqu 0x00($inp), @XMM[0] # load input | |
1474 | mov %rsp, %rax # pass key schedule | |
1475 | mov %ebx,%r10d # pass rounds | |
1476 | cmp \$2,$len | |
1477 | jb .Lecb_dec_one | |
1478 | movdqu 0x10($inp), @XMM[1] | |
1479 | je .Lecb_dec_two | |
1480 | movdqu 0x20($inp), @XMM[2] | |
1481 | cmp \$4,$len | |
1482 | jb .Lecb_dec_three | |
1483 | movdqu 0x30($inp), @XMM[3] | |
1484 | je .Lecb_dec_four | |
1485 | movdqu 0x40($inp), @XMM[4] | |
1486 | cmp \$6,$len | |
1487 | jb .Lecb_dec_five | |
1488 | movdqu 0x50($inp), @XMM[5] | |
1489 | je .Lecb_dec_six | |
1490 | movdqu 0x60($inp), @XMM[6] | |
1491 | call _bsaes_decrypt8 | |
1492 | movdqu @XMM[0], 0x00($out) # write output | |
1493 | movdqu @XMM[1], 0x10($out) | |
1494 | movdqu @XMM[6], 0x20($out) | |
1495 | movdqu @XMM[4], 0x30($out) | |
1496 | movdqu @XMM[2], 0x40($out) | |
1497 | movdqu @XMM[7], 0x50($out) | |
1498 | movdqu @XMM[3], 0x60($out) | |
1499 | jmp .Lecb_dec_done | |
1500 | .align 16 | |
1501 | .Lecb_dec_six: | |
1502 | call _bsaes_decrypt8 | |
1503 | movdqu @XMM[0], 0x00($out) # write output | |
1504 | movdqu @XMM[1], 0x10($out) | |
1505 | movdqu @XMM[6], 0x20($out) | |
1506 | movdqu @XMM[4], 0x30($out) | |
1507 | movdqu @XMM[2], 0x40($out) | |
1508 | movdqu @XMM[7], 0x50($out) | |
1509 | jmp .Lecb_dec_done | |
1510 | .align 16 | |
1511 | .Lecb_dec_five: | |
1512 | call _bsaes_decrypt8 | |
1513 | movdqu @XMM[0], 0x00($out) # write output | |
1514 | movdqu @XMM[1], 0x10($out) | |
1515 | movdqu @XMM[6], 0x20($out) | |
1516 | movdqu @XMM[4], 0x30($out) | |
1517 | movdqu @XMM[2], 0x40($out) | |
1518 | jmp .Lecb_dec_done | |
1519 | .align 16 | |
1520 | .Lecb_dec_four: | |
1521 | call _bsaes_decrypt8 | |
1522 | movdqu @XMM[0], 0x00($out) # write output | |
1523 | movdqu @XMM[1], 0x10($out) | |
1524 | movdqu @XMM[6], 0x20($out) | |
1525 | movdqu @XMM[4], 0x30($out) | |
1526 | jmp .Lecb_dec_done | |
1527 | .align 16 | |
1528 | .Lecb_dec_three: | |
1529 | call _bsaes_decrypt8 | |
1530 | movdqu @XMM[0], 0x00($out) # write output | |
1531 | movdqu @XMM[1], 0x10($out) | |
1532 | movdqu @XMM[6], 0x20($out) | |
1533 | jmp .Lecb_dec_done | |
1534 | .align 16 | |
1535 | .Lecb_dec_two: | |
1536 | call _bsaes_decrypt8 | |
1537 | movdqu @XMM[0], 0x00($out) # write output | |
1538 | movdqu @XMM[1], 0x10($out) | |
1539 | jmp .Lecb_dec_done | |
1540 | .align 16 | |
1541 | .Lecb_dec_one: | |
1542 | call _bsaes_decrypt8 | |
1543 | movdqu @XMM[0], 0x00($out) # write output | |
1544 | jmp .Lecb_dec_done | |
1545 | .align 16 | |
1546 | .Lecb_dec_short: | |
1547 | lea ($inp), $arg1 | |
1548 | lea ($out), $arg2 | |
1549 | lea ($key), $arg3 | |
fe068648 | 1550 | call asm_AES_decrypt |
a75a52a4 AP |
1551 | lea 16($inp), $inp |
1552 | lea 16($out), $out | |
1553 | dec $len | |
1554 | jnz .Lecb_dec_short | |
1555 | ||
1556 | .Lecb_dec_done: | |
1557 | lea (%rsp),%rax | |
1558 | pxor %xmm0, %xmm0 | |
1559 | .Lecb_dec_bzero: # wipe key schedule [if any] | |
1560 | movdqa %xmm0, 0x00(%rax) | |
1561 | movdqa %xmm0, 0x10(%rax) | |
1562 | lea 0x20(%rax), %rax | |
1563 | cmp %rax, %rbp | |
1564 | jb .Lecb_dec_bzero | |
1565 | ||
384e6de4 | 1566 | lea 0x78(%rbp),%rax |
b84460ad | 1567 | .cfi_def_cfa %rax,8 |
a75a52a4 AP |
1568 | ___ |
1569 | $code.=<<___ if ($win64); | |
1570 | movaps 0x40(%rbp), %xmm6 | |
1571 | movaps 0x50(%rbp), %xmm7 | |
1572 | movaps 0x60(%rbp), %xmm8 | |
1573 | movaps 0x70(%rbp), %xmm9 | |
1574 | movaps 0x80(%rbp), %xmm10 | |
1575 | movaps 0x90(%rbp), %xmm11 | |
1576 | movaps 0xa0(%rbp), %xmm12 | |
1577 | movaps 0xb0(%rbp), %xmm13 | |
1578 | movaps 0xc0(%rbp), %xmm14 | |
1579 | movaps 0xd0(%rbp), %xmm15 | |
384e6de4 AP |
1580 | lea 0xa0(%rax), %rax |
1581 | .Lecb_dec_tail: | |
a75a52a4 AP |
1582 | ___ |
1583 | $code.=<<___; | |
384e6de4 | 1584 | mov -48(%rax), %r15 |
b84460ad | 1585 | .cfi_restore %r15 |
384e6de4 | 1586 | mov -40(%rax), %r14 |
b84460ad | 1587 | .cfi_restore %r14 |
384e6de4 | 1588 | mov -32(%rax), %r13 |
b84460ad | 1589 | .cfi_restore %r13 |
384e6de4 | 1590 | mov -24(%rax), %r12 |
b84460ad | 1591 | .cfi_restore %r12 |
384e6de4 | 1592 | mov -16(%rax), %rbx |
b84460ad | 1593 | .cfi_restore %rbx |
384e6de4 | 1594 | mov -8(%rax), %rbp |
b84460ad | 1595 | .cfi_restore %rbp |
384e6de4 | 1596 | lea (%rax), %rsp # restore %rsp |
b84460ad | 1597 | .cfi_def_cfa_register %rsp |
a75a52a4 AP |
1598 | .Lecb_dec_epilogue: |
1599 | ret | |
b84460ad | 1600 | .cfi_endproc |
a75a52a4 AP |
1601 | .size bsaes_ecb_decrypt_blocks,.-bsaes_ecb_decrypt_blocks |
1602 | ___ | |
1603 | } | |
1604 | $code.=<<___; | |
fe068648 | 1605 | .extern asm_AES_cbc_encrypt |
a75a52a4 AP |
1606 | .globl bsaes_cbc_encrypt |
1607 | .type bsaes_cbc_encrypt,\@abi-omnipotent | |
1608 | .align 16 | |
1609 | bsaes_cbc_encrypt: | |
b84460ad | 1610 | .cfi_startproc |
a75a52a4 AP |
1611 | ___ |
1612 | $code.=<<___ if ($win64); | |
1613 | mov 48(%rsp),$arg6 # pull direction flag | |
1614 | ___ | |
1615 | $code.=<<___; | |
1616 | cmp \$0,$arg6 | |
fe068648 | 1617 | jne asm_AES_cbc_encrypt |
a75a52a4 | 1618 | cmp \$128,$arg3 |
fe068648 | 1619 | jb asm_AES_cbc_encrypt |
a75a52a4 | 1620 | |
fe068648 AP |
1621 | mov %rsp, %rax |
1622 | .Lcbc_dec_prologue: | |
a75a52a4 | 1623 | push %rbp |
b84460ad | 1624 | .cfi_push %rbp |
a75a52a4 | 1625 | push %rbx |
b84460ad | 1626 | .cfi_push %rbx |
a75a52a4 | 1627 | push %r12 |
b84460ad | 1628 | .cfi_push %r12 |
a75a52a4 | 1629 | push %r13 |
b84460ad | 1630 | .cfi_push %r13 |
a75a52a4 | 1631 | push %r14 |
b84460ad | 1632 | .cfi_push %r14 |
a75a52a4 | 1633 | push %r15 |
b84460ad | 1634 | .cfi_push %r15 |
a75a52a4 | 1635 | lea -0x48(%rsp), %rsp |
b84460ad | 1636 | .cfi_adjust_cfa_offset 0x48 |
a75a52a4 AP |
1637 | ___ |
1638 | $code.=<<___ if ($win64); | |
1639 | mov 0xa0(%rsp),$arg5 # pull ivp | |
1640 | lea -0xa0(%rsp), %rsp | |
1641 | movaps %xmm6, 0x40(%rsp) | |
1642 | movaps %xmm7, 0x50(%rsp) | |
1643 | movaps %xmm8, 0x60(%rsp) | |
1644 | movaps %xmm9, 0x70(%rsp) | |
1645 | movaps %xmm10, 0x80(%rsp) | |
1646 | movaps %xmm11, 0x90(%rsp) | |
1647 | movaps %xmm12, 0xa0(%rsp) | |
1648 | movaps %xmm13, 0xb0(%rsp) | |
1649 | movaps %xmm14, 0xc0(%rsp) | |
1650 | movaps %xmm15, 0xd0(%rsp) | |
1651 | .Lcbc_dec_body: | |
1652 | ___ | |
1653 | $code.=<<___; | |
1654 | mov %rsp, %rbp # backup %rsp | |
b84460ad | 1655 | .cfi_def_cfa_register %rbp |
a75a52a4 AP |
1656 | mov 240($arg4), %eax # rounds |
1657 | mov $arg1, $inp # backup arguments | |
1658 | mov $arg2, $out | |
1659 | mov $arg3, $len | |
1660 | mov $arg4, $key | |
60d4e99c | 1661 | mov $arg5, %rbx |
a75a52a4 AP |
1662 | shr \$4, $len # bytes to blocks |
1663 | ||
60d4e99c | 1664 | mov %eax, %edx # rounds |
a75a52a4 AP |
1665 | shl \$7, %rax # 128 bytes per inner round key |
1666 | sub \$`128-32`, %rax # size of bit-sliced key schedule | |
1667 | sub %rax, %rsp | |
1668 | ||
1669 | mov %rsp, %rax # pass key schedule | |
1670 | mov $key, %rcx # pass key | |
60d4e99c | 1671 | mov %edx, %r10d # pass rounds |
a75a52a4 AP |
1672 | call _bsaes_key_convert |
1673 | pxor (%rsp),%xmm7 # fix up 0 round key | |
1674 | movdqa %xmm6,(%rax) # save last round key | |
1675 | movdqa %xmm7,(%rsp) | |
1676 | ||
60d4e99c | 1677 | movdqu (%rbx), @XMM[15] # load IV |
a75a52a4 AP |
1678 | sub \$8,$len |
1679 | .Lcbc_dec_loop: | |
1680 | movdqu 0x00($inp), @XMM[0] # load input | |
1681 | movdqu 0x10($inp), @XMM[1] | |
1682 | movdqu 0x20($inp), @XMM[2] | |
1683 | movdqu 0x30($inp), @XMM[3] | |
1684 | movdqu 0x40($inp), @XMM[4] | |
1685 | movdqu 0x50($inp), @XMM[5] | |
1686 | mov %rsp, %rax # pass key schedule | |
1687 | movdqu 0x60($inp), @XMM[6] | |
60d4e99c | 1688 | mov %edx,%r10d # pass rounds |
a75a52a4 AP |
1689 | movdqu 0x70($inp), @XMM[7] |
1690 | movdqa @XMM[15], 0x20(%rbp) # put aside IV | |
1691 | ||
1692 | call _bsaes_decrypt8 | |
1693 | ||
1694 | pxor 0x20(%rbp), @XMM[0] # ^= IV | |
1695 | movdqu 0x00($inp), @XMM[8] # re-load input | |
1696 | movdqu 0x10($inp), @XMM[9] | |
1697 | pxor @XMM[8], @XMM[1] | |
1698 | movdqu 0x20($inp), @XMM[10] | |
1699 | pxor @XMM[9], @XMM[6] | |
1700 | movdqu 0x30($inp), @XMM[11] | |
1701 | pxor @XMM[10], @XMM[4] | |
1702 | movdqu 0x40($inp), @XMM[12] | |
1703 | pxor @XMM[11], @XMM[2] | |
1704 | movdqu 0x50($inp), @XMM[13] | |
1705 | pxor @XMM[12], @XMM[7] | |
1706 | movdqu 0x60($inp), @XMM[14] | |
1707 | pxor @XMM[13], @XMM[3] | |
1708 | movdqu 0x70($inp), @XMM[15] # IV | |
1709 | pxor @XMM[14], @XMM[5] | |
1710 | movdqu @XMM[0], 0x00($out) # write output | |
1711 | lea 0x80($inp), $inp | |
1712 | movdqu @XMM[1], 0x10($out) | |
1713 | movdqu @XMM[6], 0x20($out) | |
1714 | movdqu @XMM[4], 0x30($out) | |
1715 | movdqu @XMM[2], 0x40($out) | |
1716 | movdqu @XMM[7], 0x50($out) | |
1717 | movdqu @XMM[3], 0x60($out) | |
1718 | movdqu @XMM[5], 0x70($out) | |
1719 | lea 0x80($out), $out | |
1720 | sub \$8,$len | |
1721 | jnc .Lcbc_dec_loop | |
1722 | ||
1723 | add \$8,$len | |
1724 | jz .Lcbc_dec_done | |
1725 | ||
1726 | movdqu 0x00($inp), @XMM[0] # load input | |
1727 | mov %rsp, %rax # pass key schedule | |
60d4e99c | 1728 | mov %edx, %r10d # pass rounds |
a75a52a4 AP |
1729 | cmp \$2,$len |
1730 | jb .Lcbc_dec_one | |
1731 | movdqu 0x10($inp), @XMM[1] | |
1732 | je .Lcbc_dec_two | |
1733 | movdqu 0x20($inp), @XMM[2] | |
1734 | cmp \$4,$len | |
1735 | jb .Lcbc_dec_three | |
1736 | movdqu 0x30($inp), @XMM[3] | |
1737 | je .Lcbc_dec_four | |
1738 | movdqu 0x40($inp), @XMM[4] | |
1739 | cmp \$6,$len | |
1740 | jb .Lcbc_dec_five | |
1741 | movdqu 0x50($inp), @XMM[5] | |
1742 | je .Lcbc_dec_six | |
1743 | movdqu 0x60($inp), @XMM[6] | |
1744 | movdqa @XMM[15], 0x20(%rbp) # put aside IV | |
1745 | call _bsaes_decrypt8 | |
1746 | pxor 0x20(%rbp), @XMM[0] # ^= IV | |
1747 | movdqu 0x00($inp), @XMM[8] # re-load input | |
1748 | movdqu 0x10($inp), @XMM[9] | |
1749 | pxor @XMM[8], @XMM[1] | |
1750 | movdqu 0x20($inp), @XMM[10] | |
1751 | pxor @XMM[9], @XMM[6] | |
1752 | movdqu 0x30($inp), @XMM[11] | |
1753 | pxor @XMM[10], @XMM[4] | |
1754 | movdqu 0x40($inp), @XMM[12] | |
1755 | pxor @XMM[11], @XMM[2] | |
1756 | movdqu 0x50($inp), @XMM[13] | |
1757 | pxor @XMM[12], @XMM[7] | |
1758 | movdqu 0x60($inp), @XMM[15] # IV | |
1759 | pxor @XMM[13], @XMM[3] | |
1760 | movdqu @XMM[0], 0x00($out) # write output | |
1761 | movdqu @XMM[1], 0x10($out) | |
1762 | movdqu @XMM[6], 0x20($out) | |
1763 | movdqu @XMM[4], 0x30($out) | |
1764 | movdqu @XMM[2], 0x40($out) | |
1765 | movdqu @XMM[7], 0x50($out) | |
1766 | movdqu @XMM[3], 0x60($out) | |
1767 | jmp .Lcbc_dec_done | |
1768 | .align 16 | |
1769 | .Lcbc_dec_six: | |
1770 | movdqa @XMM[15], 0x20(%rbp) # put aside IV | |
1771 | call _bsaes_decrypt8 | |
1772 | pxor 0x20(%rbp), @XMM[0] # ^= IV | |
1773 | movdqu 0x00($inp), @XMM[8] # re-load input | |
1774 | movdqu 0x10($inp), @XMM[9] | |
1775 | pxor @XMM[8], @XMM[1] | |
1776 | movdqu 0x20($inp), @XMM[10] | |
1777 | pxor @XMM[9], @XMM[6] | |
1778 | movdqu 0x30($inp), @XMM[11] | |
1779 | pxor @XMM[10], @XMM[4] | |
1780 | movdqu 0x40($inp), @XMM[12] | |
1781 | pxor @XMM[11], @XMM[2] | |
1782 | movdqu 0x50($inp), @XMM[15] # IV | |
1783 | pxor @XMM[12], @XMM[7] | |
1784 | movdqu @XMM[0], 0x00($out) # write output | |
1785 | movdqu @XMM[1], 0x10($out) | |
1786 | movdqu @XMM[6], 0x20($out) | |
1787 | movdqu @XMM[4], 0x30($out) | |
1788 | movdqu @XMM[2], 0x40($out) | |
1789 | movdqu @XMM[7], 0x50($out) | |
1790 | jmp .Lcbc_dec_done | |
1791 | .align 16 | |
1792 | .Lcbc_dec_five: | |
1793 | movdqa @XMM[15], 0x20(%rbp) # put aside IV | |
1794 | call _bsaes_decrypt8 | |
1795 | pxor 0x20(%rbp), @XMM[0] # ^= IV | |
1796 | movdqu 0x00($inp), @XMM[8] # re-load input | |
1797 | movdqu 0x10($inp), @XMM[9] | |
1798 | pxor @XMM[8], @XMM[1] | |
1799 | movdqu 0x20($inp), @XMM[10] | |
1800 | pxor @XMM[9], @XMM[6] | |
1801 | movdqu 0x30($inp), @XMM[11] | |
1802 | pxor @XMM[10], @XMM[4] | |
1803 | movdqu 0x40($inp), @XMM[15] # IV | |
1804 | pxor @XMM[11], @XMM[2] | |
1805 | movdqu @XMM[0], 0x00($out) # write output | |
1806 | movdqu @XMM[1], 0x10($out) | |
1807 | movdqu @XMM[6], 0x20($out) | |
1808 | movdqu @XMM[4], 0x30($out) | |
1809 | movdqu @XMM[2], 0x40($out) | |
1810 | jmp .Lcbc_dec_done | |
1811 | .align 16 | |
1812 | .Lcbc_dec_four: | |
1813 | movdqa @XMM[15], 0x20(%rbp) # put aside IV | |
1814 | call _bsaes_decrypt8 | |
1815 | pxor 0x20(%rbp), @XMM[0] # ^= IV | |
1816 | movdqu 0x00($inp), @XMM[8] # re-load input | |
1817 | movdqu 0x10($inp), @XMM[9] | |
1818 | pxor @XMM[8], @XMM[1] | |
1819 | movdqu 0x20($inp), @XMM[10] | |
1820 | pxor @XMM[9], @XMM[6] | |
1821 | movdqu 0x30($inp), @XMM[15] # IV | |
1822 | pxor @XMM[10], @XMM[4] | |
1823 | movdqu @XMM[0], 0x00($out) # write output | |
1824 | movdqu @XMM[1], 0x10($out) | |
1825 | movdqu @XMM[6], 0x20($out) | |
1826 | movdqu @XMM[4], 0x30($out) | |
1827 | jmp .Lcbc_dec_done | |
1828 | .align 16 | |
1829 | .Lcbc_dec_three: | |
1830 | movdqa @XMM[15], 0x20(%rbp) # put aside IV | |
1831 | call _bsaes_decrypt8 | |
1832 | pxor 0x20(%rbp), @XMM[0] # ^= IV | |
1833 | movdqu 0x00($inp), @XMM[8] # re-load input | |
1834 | movdqu 0x10($inp), @XMM[9] | |
1835 | pxor @XMM[8], @XMM[1] | |
1836 | movdqu 0x20($inp), @XMM[15] # IV | |
1837 | pxor @XMM[9], @XMM[6] | |
1838 | movdqu @XMM[0], 0x00($out) # write output | |
1839 | movdqu @XMM[1], 0x10($out) | |
1840 | movdqu @XMM[6], 0x20($out) | |
1841 | jmp .Lcbc_dec_done | |
1842 | .align 16 | |
1843 | .Lcbc_dec_two: | |
1844 | movdqa @XMM[15], 0x20(%rbp) # put aside IV | |
1845 | call _bsaes_decrypt8 | |
1846 | pxor 0x20(%rbp), @XMM[0] # ^= IV | |
1847 | movdqu 0x00($inp), @XMM[8] # re-load input | |
1848 | movdqu 0x10($inp), @XMM[15] # IV | |
1849 | pxor @XMM[8], @XMM[1] | |
1850 | movdqu @XMM[0], 0x00($out) # write output | |
1851 | movdqu @XMM[1], 0x10($out) | |
1852 | jmp .Lcbc_dec_done | |
1853 | .align 16 | |
1854 | .Lcbc_dec_one: | |
60d4e99c AP |
1855 | lea ($inp), $arg1 |
1856 | lea 0x20(%rbp), $arg2 # buffer output | |
1857 | lea ($key), $arg3 | |
fe068648 | 1858 | call asm_AES_decrypt # doesn't touch %xmm |
60d4e99c AP |
1859 | pxor 0x20(%rbp), @XMM[15] # ^= IV |
1860 | movdqu @XMM[15], ($out) # write output | |
1861 | movdqa @XMM[0], @XMM[15] # IV | |
a75a52a4 AP |
1862 | |
1863 | .Lcbc_dec_done: | |
60d4e99c | 1864 | movdqu @XMM[15], (%rbx) # return IV |
a75a52a4 AP |
1865 | lea (%rsp), %rax |
1866 | pxor %xmm0, %xmm0 | |
1867 | .Lcbc_dec_bzero: # wipe key schedule [if any] | |
1868 | movdqa %xmm0, 0x00(%rax) | |
1869 | movdqa %xmm0, 0x10(%rax) | |
1870 | lea 0x20(%rax), %rax | |
1871 | cmp %rax, %rbp | |
1872 | ja .Lcbc_dec_bzero | |
1873 | ||
384e6de4 | 1874 | lea 0x78(%rbp),%rax |
b84460ad | 1875 | .cfi_def_cfa %rax,8 |
a75a52a4 AP |
1876 | ___ |
1877 | $code.=<<___ if ($win64); | |
1878 | movaps 0x40(%rbp), %xmm6 | |
1879 | movaps 0x50(%rbp), %xmm7 | |
1880 | movaps 0x60(%rbp), %xmm8 | |
1881 | movaps 0x70(%rbp), %xmm9 | |
1882 | movaps 0x80(%rbp), %xmm10 | |
1883 | movaps 0x90(%rbp), %xmm11 | |
1884 | movaps 0xa0(%rbp), %xmm12 | |
1885 | movaps 0xb0(%rbp), %xmm13 | |
1886 | movaps 0xc0(%rbp), %xmm14 | |
1887 | movaps 0xd0(%rbp), %xmm15 | |
384e6de4 AP |
1888 | lea 0xa0(%rax), %rax |
1889 | .Lcbc_dec_tail: | |
a75a52a4 AP |
1890 | ___ |
1891 | $code.=<<___; | |
384e6de4 | 1892 | mov -48(%rax), %r15 |
b84460ad | 1893 | .cfi_restore %r15 |
384e6de4 | 1894 | mov -40(%rax), %r14 |
b84460ad | 1895 | .cfi_restore %r14 |
384e6de4 | 1896 | mov -32(%rax), %r13 |
b84460ad | 1897 | .cfi_restore %r13 |
384e6de4 | 1898 | mov -24(%rax), %r12 |
b84460ad | 1899 | .cfi_restore %r12 |
384e6de4 | 1900 | mov -16(%rax), %rbx |
b84460ad | 1901 | .cfi_restore %rbx |
384e6de4 | 1902 | mov -8(%rax), %rbp |
b84460ad | 1903 | .cfi_restore %rbp |
384e6de4 | 1904 | lea (%rax), %rsp # restore %rsp |
b84460ad | 1905 | .cfi_def_cfa_register %rsp |
a75a52a4 AP |
1906 | .Lcbc_dec_epilogue: |
1907 | ret | |
b84460ad | 1908 | .cfi_endproc |
a75a52a4 AP |
1909 | .size bsaes_cbc_encrypt,.-bsaes_cbc_encrypt |
1910 | ||
4ec93a10 AP |
1911 | .globl bsaes_ctr32_encrypt_blocks |
1912 | .type bsaes_ctr32_encrypt_blocks,\@abi-omnipotent | |
1913 | .align 16 | |
1914 | bsaes_ctr32_encrypt_blocks: | |
b84460ad | 1915 | .cfi_startproc |
fe068648 AP |
1916 | mov %rsp, %rax |
1917 | .Lctr_enc_prologue: | |
4ec93a10 | 1918 | push %rbp |
b84460ad | 1919 | .cfi_push %rbp |
4ec93a10 | 1920 | push %rbx |
b84460ad | 1921 | .cfi_push %rbx |
4ec93a10 | 1922 | push %r12 |
b84460ad | 1923 | .cfi_push %r12 |
4ec93a10 | 1924 | push %r13 |
b84460ad | 1925 | .cfi_push %r13 |
4ec93a10 | 1926 | push %r14 |
b84460ad | 1927 | .cfi_push %r14 |
4ec93a10 | 1928 | push %r15 |
b84460ad | 1929 | .cfi_push %r15 |
4ec93a10 | 1930 | lea -0x48(%rsp), %rsp |
b84460ad | 1931 | .cfi_adjust_cfa_offset 0x48 |
4ec93a10 AP |
1932 | ___ |
1933 | $code.=<<___ if ($win64); | |
1934 | mov 0xa0(%rsp),$arg5 # pull ivp | |
1935 | lea -0xa0(%rsp), %rsp | |
1936 | movaps %xmm6, 0x40(%rsp) | |
1937 | movaps %xmm7, 0x50(%rsp) | |
1938 | movaps %xmm8, 0x60(%rsp) | |
1939 | movaps %xmm9, 0x70(%rsp) | |
1940 | movaps %xmm10, 0x80(%rsp) | |
1941 | movaps %xmm11, 0x90(%rsp) | |
1942 | movaps %xmm12, 0xa0(%rsp) | |
1943 | movaps %xmm13, 0xb0(%rsp) | |
1944 | movaps %xmm14, 0xc0(%rsp) | |
1945 | movaps %xmm15, 0xd0(%rsp) | |
1946 | .Lctr_enc_body: | |
1947 | ___ | |
1948 | $code.=<<___; | |
1949 | mov %rsp, %rbp # backup %rsp | |
b84460ad | 1950 | .cfi_def_cfa_register %rbp |
4ec93a10 AP |
1951 | movdqu ($arg5), %xmm0 # load counter |
1952 | mov 240($arg4), %eax # rounds | |
1953 | mov $arg1, $inp # backup arguments | |
1954 | mov $arg2, $out | |
1955 | mov $arg3, $len | |
1956 | mov $arg4, $key | |
1957 | movdqa %xmm0, 0x20(%rbp) # copy counter | |
1958 | cmp \$8, $arg3 | |
1959 | jb .Lctr_enc_short | |
1960 | ||
1961 | mov %eax, %ebx # rounds | |
1962 | shl \$7, %rax # 128 bytes per inner round key | |
1963 | sub \$`128-32`, %rax # size of bit-sliced key schedule | |
1964 | sub %rax, %rsp | |
1965 | ||
1966 | mov %rsp, %rax # pass key schedule | |
1967 | mov $key, %rcx # pass key | |
1968 | mov %ebx, %r10d # pass rounds | |
28507577 AP |
1969 | call _bsaes_key_convert |
1970 | pxor %xmm6,%xmm7 # fix up last round key | |
1971 | movdqa %xmm7,(%rax) # save last round key | |
4ec93a10 AP |
1972 | |
1973 | movdqa (%rsp), @XMM[9] # load round0 key | |
1974 | lea .LADD1(%rip), %r11 | |
1975 | movdqa 0x20(%rbp), @XMM[0] # counter copy | |
1976 | movdqa -0x20(%r11), @XMM[8] # .LSWPUP | |
1977 | pshufb @XMM[8], @XMM[9] # byte swap upper part | |
1978 | pshufb @XMM[8], @XMM[0] | |
1979 | movdqa @XMM[9], (%rsp) # save adjusted round0 key | |
1980 | jmp .Lctr_enc_loop | |
1981 | .align 16 | |
1982 | .Lctr_enc_loop: | |
1983 | movdqa @XMM[0], 0x20(%rbp) # save counter | |
1984 | movdqa @XMM[0], @XMM[1] # prepare 8 counter values | |
1985 | movdqa @XMM[0], @XMM[2] | |
1986 | paddd 0x00(%r11), @XMM[1] # .LADD1 | |
1987 | movdqa @XMM[0], @XMM[3] | |
1988 | paddd 0x10(%r11), @XMM[2] # .LADD2 | |
1989 | movdqa @XMM[0], @XMM[4] | |
1990 | paddd 0x20(%r11), @XMM[3] # .LADD3 | |
1991 | movdqa @XMM[0], @XMM[5] | |
1992 | paddd 0x30(%r11), @XMM[4] # .LADD4 | |
1993 | movdqa @XMM[0], @XMM[6] | |
1994 | paddd 0x40(%r11), @XMM[5] # .LADD5 | |
1995 | movdqa @XMM[0], @XMM[7] | |
1996 | paddd 0x50(%r11), @XMM[6] # .LADD6 | |
1997 | paddd 0x60(%r11), @XMM[7] # .LADD7 | |
1998 | ||
1999 | # Borrow prologue from _bsaes_encrypt8 to use the opportunity | |
2000 | # to flip byte order in 32-bit counter | |
2001 | movdqa (%rsp), @XMM[9] # round 0 key | |
2002 | lea 0x10(%rsp), %rax # pass key schedule | |
2003 | movdqa -0x10(%r11), @XMM[8] # .LSWPUPM0SR | |
2004 | pxor @XMM[9], @XMM[0] # xor with round0 key | |
2005 | pxor @XMM[9], @XMM[1] | |
4ec93a10 | 2006 | pxor @XMM[9], @XMM[2] |
4ec93a10 | 2007 | pxor @XMM[9], @XMM[3] |
558ff0f0 AP |
2008 | pshufb @XMM[8], @XMM[0] |
2009 | pshufb @XMM[8], @XMM[1] | |
4ec93a10 | 2010 | pxor @XMM[9], @XMM[4] |
4ec93a10 | 2011 | pxor @XMM[9], @XMM[5] |
558ff0f0 AP |
2012 | pshufb @XMM[8], @XMM[2] |
2013 | pshufb @XMM[8], @XMM[3] | |
4ec93a10 | 2014 | pxor @XMM[9], @XMM[6] |
4ec93a10 | 2015 | pxor @XMM[9], @XMM[7] |
558ff0f0 AP |
2016 | pshufb @XMM[8], @XMM[4] |
2017 | pshufb @XMM[8], @XMM[5] | |
4ec93a10 | 2018 | pshufb @XMM[8], @XMM[6] |
4ec93a10 | 2019 | pshufb @XMM[8], @XMM[7] |
558ff0f0 | 2020 | lea .LBS0(%rip), %r11 # constants table |
4ec93a10 AP |
2021 | mov %ebx,%r10d # pass rounds |
2022 | ||
2023 | call _bsaes_encrypt8_bitslice | |
2024 | ||
2025 | sub \$8,$len | |
2026 | jc .Lctr_enc_loop_done | |
2027 | ||
2028 | movdqu 0x00($inp), @XMM[8] # load input | |
2029 | movdqu 0x10($inp), @XMM[9] | |
2030 | movdqu 0x20($inp), @XMM[10] | |
2031 | movdqu 0x30($inp), @XMM[11] | |
2032 | movdqu 0x40($inp), @XMM[12] | |
2033 | movdqu 0x50($inp), @XMM[13] | |
2034 | movdqu 0x60($inp), @XMM[14] | |
2035 | movdqu 0x70($inp), @XMM[15] | |
2036 | lea 0x80($inp),$inp | |
2037 | pxor @XMM[0], @XMM[8] | |
2038 | movdqa 0x20(%rbp), @XMM[0] # load counter | |
2039 | pxor @XMM[9], @XMM[1] | |
2040 | movdqu @XMM[8], 0x00($out) # write output | |
2041 | pxor @XMM[10], @XMM[4] | |
2042 | movdqu @XMM[1], 0x10($out) | |
2043 | pxor @XMM[11], @XMM[6] | |
2044 | movdqu @XMM[4], 0x20($out) | |
2045 | pxor @XMM[12], @XMM[3] | |
2046 | movdqu @XMM[6], 0x30($out) | |
2047 | pxor @XMM[13], @XMM[7] | |
2048 | movdqu @XMM[3], 0x40($out) | |
2049 | pxor @XMM[14], @XMM[2] | |
2050 | movdqu @XMM[7], 0x50($out) | |
2051 | pxor @XMM[15], @XMM[5] | |
2052 | movdqu @XMM[2], 0x60($out) | |
2053 | lea .LADD1(%rip), %r11 | |
2054 | movdqu @XMM[5], 0x70($out) | |
2055 | lea 0x80($out), $out | |
2056 | paddd 0x70(%r11), @XMM[0] # .LADD8 | |
2057 | jnz .Lctr_enc_loop | |
2058 | ||
2059 | jmp .Lctr_enc_done | |
2060 | .align 16 | |
2061 | .Lctr_enc_loop_done: | |
d127ef78 | 2062 | add \$8, $len |
4ec93a10 AP |
2063 | movdqu 0x00($inp), @XMM[8] # load input |
2064 | pxor @XMM[8], @XMM[0] | |
2065 | movdqu @XMM[0], 0x00($out) # write output | |
2066 | cmp \$2,$len | |
2067 | jb .Lctr_enc_done | |
2068 | movdqu 0x10($inp), @XMM[9] | |
2069 | pxor @XMM[9], @XMM[1] | |
2070 | movdqu @XMM[1], 0x10($out) | |
2071 | je .Lctr_enc_done | |
2072 | movdqu 0x20($inp), @XMM[10] | |
2073 | pxor @XMM[10], @XMM[4] | |
2074 | movdqu @XMM[4], 0x20($out) | |
2075 | cmp \$4,$len | |
2076 | jb .Lctr_enc_done | |
2077 | movdqu 0x30($inp), @XMM[11] | |
2078 | pxor @XMM[11], @XMM[6] | |
2079 | movdqu @XMM[6], 0x30($out) | |
2080 | je .Lctr_enc_done | |
2081 | movdqu 0x40($inp), @XMM[12] | |
2082 | pxor @XMM[12], @XMM[3] | |
2083 | movdqu @XMM[3], 0x40($out) | |
2084 | cmp \$6,$len | |
2085 | jb .Lctr_enc_done | |
2086 | movdqu 0x50($inp), @XMM[13] | |
2087 | pxor @XMM[13], @XMM[7] | |
2088 | movdqu @XMM[7], 0x50($out) | |
2089 | je .Lctr_enc_done | |
2090 | movdqu 0x60($inp), @XMM[14] | |
2091 | pxor @XMM[14], @XMM[2] | |
2092 | movdqu @XMM[2], 0x60($out) | |
2093 | jmp .Lctr_enc_done | |
2094 | ||
2095 | .align 16 | |
2096 | .Lctr_enc_short: | |
2097 | lea 0x20(%rbp), $arg1 | |
2098 | lea 0x30(%rbp), $arg2 | |
2099 | lea ($key), $arg3 | |
fe068648 | 2100 | call asm_AES_encrypt |
4ec93a10 AP |
2101 | movdqu ($inp), @XMM[1] |
2102 | lea 16($inp), $inp | |
2103 | mov 0x2c(%rbp), %eax # load 32-bit counter | |
2104 | bswap %eax | |
2105 | pxor 0x30(%rbp), @XMM[1] | |
2106 | inc %eax # increment | |
2107 | movdqu @XMM[1], ($out) | |
2108 | bswap %eax | |
2109 | lea 16($out), $out | |
2110 | mov %eax, 0x2c(%rsp) # save 32-bit counter | |
2111 | dec $len | |
2112 | jnz .Lctr_enc_short | |
2113 | ||
2114 | .Lctr_enc_done: | |
2115 | lea (%rsp), %rax | |
2116 | pxor %xmm0, %xmm0 | |
2117 | .Lctr_enc_bzero: # wipe key schedule [if any] | |
2118 | movdqa %xmm0, 0x00(%rax) | |
2119 | movdqa %xmm0, 0x10(%rax) | |
2120 | lea 0x20(%rax), %rax | |
2121 | cmp %rax, %rbp | |
2122 | ja .Lctr_enc_bzero | |
2123 | ||
384e6de4 | 2124 | lea 0x78(%rbp),%rax |
b84460ad | 2125 | .cfi_def_cfa %rax,8 |
4ec93a10 AP |
2126 | ___ |
2127 | $code.=<<___ if ($win64); | |
2128 | movaps 0x40(%rbp), %xmm6 | |
2129 | movaps 0x50(%rbp), %xmm7 | |
2130 | movaps 0x60(%rbp), %xmm8 | |
2131 | movaps 0x70(%rbp), %xmm9 | |
2132 | movaps 0x80(%rbp), %xmm10 | |
2133 | movaps 0x90(%rbp), %xmm11 | |
2134 | movaps 0xa0(%rbp), %xmm12 | |
2135 | movaps 0xb0(%rbp), %xmm13 | |
2136 | movaps 0xc0(%rbp), %xmm14 | |
2137 | movaps 0xd0(%rbp), %xmm15 | |
384e6de4 AP |
2138 | lea 0xa0(%rax), %rax |
2139 | .Lctr_enc_tail: | |
4ec93a10 AP |
2140 | ___ |
2141 | $code.=<<___; | |
384e6de4 | 2142 | mov -48(%rax), %r15 |
b84460ad | 2143 | .cfi_restore %r15 |
384e6de4 | 2144 | mov -40(%rax), %r14 |
b84460ad | 2145 | .cfi_restore %r14 |
384e6de4 | 2146 | mov -32(%rax), %r13 |
b84460ad | 2147 | .cfi_restore %r13 |
384e6de4 | 2148 | mov -24(%rax), %r12 |
b84460ad | 2149 | .cfi_restore %r12 |
384e6de4 | 2150 | mov -16(%rax), %rbx |
b84460ad | 2151 | .cfi_restore %rbx |
384e6de4 | 2152 | mov -8(%rax), %rbp |
b84460ad | 2153 | .cfi_restore %rbp |
384e6de4 | 2154 | lea (%rax), %rsp # restore %rsp |
b84460ad | 2155 | .cfi_def_cfa_register %rsp |
4ec93a10 AP |
2156 | .Lctr_enc_epilogue: |
2157 | ret | |
b84460ad | 2158 | .cfi_endproc |
4ec93a10 AP |
2159 | .size bsaes_ctr32_encrypt_blocks,.-bsaes_ctr32_encrypt_blocks |
2160 | ___ | |
60d4e99c AP |
2161 | ###################################################################### |
2162 | # void bsaes_xts_[en|de]crypt(const char *inp,char *out,size_t len, | |
2163 | # const AES_KEY *key1, const AES_KEY *key2, | |
2164 | # const unsigned char iv[16]); | |
2165 | # | |
2166 | my ($twmask,$twres,$twtmp)=@XMM[13..15]; | |
7e1e3334 AP |
2167 | $arg6=~s/d$//; |
2168 | ||
60d4e99c AP |
2169 | $code.=<<___; |
2170 | .globl bsaes_xts_encrypt | |
2171 | .type bsaes_xts_encrypt,\@abi-omnipotent | |
2172 | .align 16 | |
2173 | bsaes_xts_encrypt: | |
b84460ad | 2174 | .cfi_startproc |
fe068648 AP |
2175 | mov %rsp, %rax |
2176 | .Lxts_enc_prologue: | |
60d4e99c | 2177 | push %rbp |
b84460ad | 2178 | .cfi_push %rbp |
60d4e99c | 2179 | push %rbx |
b84460ad | 2180 | .cfi_push %rbx |
60d4e99c | 2181 | push %r12 |
b84460ad | 2182 | .cfi_push %r12 |
60d4e99c | 2183 | push %r13 |
b84460ad | 2184 | .cfi_push %r13 |
60d4e99c | 2185 | push %r14 |
b84460ad | 2186 | .cfi_push %r14 |
60d4e99c | 2187 | push %r15 |
b84460ad | 2188 | .cfi_push %r15 |
60d4e99c | 2189 | lea -0x48(%rsp), %rsp |
b84460ad | 2190 | .cfi_adjust_cfa_offset 0x48 |
60d4e99c AP |
2191 | ___ |
2192 | $code.=<<___ if ($win64); | |
2193 | mov 0xa0(%rsp),$arg5 # pull key2 | |
2194 | mov 0xa8(%rsp),$arg6 # pull ivp | |
2195 | lea -0xa0(%rsp), %rsp | |
2196 | movaps %xmm6, 0x40(%rsp) | |
2197 | movaps %xmm7, 0x50(%rsp) | |
2198 | movaps %xmm8, 0x60(%rsp) | |
2199 | movaps %xmm9, 0x70(%rsp) | |
2200 | movaps %xmm10, 0x80(%rsp) | |
2201 | movaps %xmm11, 0x90(%rsp) | |
2202 | movaps %xmm12, 0xa0(%rsp) | |
2203 | movaps %xmm13, 0xb0(%rsp) | |
2204 | movaps %xmm14, 0xc0(%rsp) | |
2205 | movaps %xmm15, 0xd0(%rsp) | |
2206 | .Lxts_enc_body: | |
2207 | ___ | |
2208 | $code.=<<___; | |
2209 | mov %rsp, %rbp # backup %rsp | |
b84460ad | 2210 | .cfi_def_cfa_register %rbp |
60d4e99c AP |
2211 | mov $arg1, $inp # backup arguments |
2212 | mov $arg2, $out | |
2213 | mov $arg3, $len | |
2214 | mov $arg4, $key | |
2215 | ||
2216 | lea ($arg6), $arg1 | |
2217 | lea 0x20(%rbp), $arg2 | |
2218 | lea ($arg5), $arg3 | |
fe068648 | 2219 | call asm_AES_encrypt # generate initial tweak |
60d4e99c AP |
2220 | |
2221 | mov 240($key), %eax # rounds | |
2222 | mov $len, %rbx # backup $len | |
2223 | ||
2224 | mov %eax, %edx # rounds | |
2225 | shl \$7, %rax # 128 bytes per inner round key | |
2226 | sub \$`128-32`, %rax # size of bit-sliced key schedule | |
2227 | sub %rax, %rsp | |
2228 | ||
2229 | mov %rsp, %rax # pass key schedule | |
2230 | mov $key, %rcx # pass key | |
2231 | mov %edx, %r10d # pass rounds | |
2232 | call _bsaes_key_convert | |
2233 | pxor %xmm6, %xmm7 # fix up last round key | |
2234 | movdqa %xmm7, (%rax) # save last round key | |
2235 | ||
2236 | and \$-16, $len | |
2237 | sub \$0x80, %rsp # place for tweak[8] | |
2238 | movdqa 0x20(%rbp), @XMM[7] # initial tweak | |
2239 | ||
2240 | pxor $twtmp, $twtmp | |
2241 | movdqa .Lxts_magic(%rip), $twmask | |
2242 | pcmpgtd @XMM[7], $twtmp # broadcast upper bits | |
2243 | ||
2244 | sub \$0x80, $len | |
2245 | jc .Lxts_enc_short | |
2246 | jmp .Lxts_enc_loop | |
2247 | ||
2248 | .align 16 | |
2249 | .Lxts_enc_loop: | |
2250 | ___ | |
2251 | for ($i=0;$i<7;$i++) { | |
2252 | $code.=<<___; | |
2253 | pshufd \$0x13, $twtmp, $twres | |
2254 | pxor $twtmp, $twtmp | |
2255 | movdqa @XMM[7], @XMM[$i] | |
2256 | movdqa @XMM[7], `0x10*$i`(%rsp)# save tweak[$i] | |
2257 | paddq @XMM[7], @XMM[7] # psllq 1,$tweak | |
2258 | pand $twmask, $twres # isolate carry and residue | |
2259 | pcmpgtd @XMM[7], $twtmp # broadcast upper bits | |
2260 | pxor $twres, @XMM[7] | |
2261 | ___ | |
2262 | $code.=<<___ if ($i>=1); | |
2263 | movdqu `0x10*($i-1)`($inp), @XMM[8+$i-1] | |
2264 | ___ | |
2265 | $code.=<<___ if ($i>=2); | |
2266 | pxor @XMM[8+$i-2], @XMM[$i-2]# input[] ^ tweak[] | |
2267 | ___ | |
2268 | } | |
2269 | $code.=<<___; | |
2270 | movdqu 0x60($inp), @XMM[8+6] | |
2271 | pxor @XMM[8+5], @XMM[5] | |
2272 | movdqu 0x70($inp), @XMM[8+7] | |
2273 | lea 0x80($inp), $inp | |
2274 | movdqa @XMM[7], 0x70(%rsp) | |
2275 | pxor @XMM[8+6], @XMM[6] | |
2276 | lea 0x80(%rsp), %rax # pass key schedule | |
2277 | pxor @XMM[8+7], @XMM[7] | |
2278 | mov %edx, %r10d # pass rounds | |
2279 | ||
2280 | call _bsaes_encrypt8 | |
2281 | ||
2282 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2283 | pxor 0x10(%rsp), @XMM[1] | |
2284 | movdqu @XMM[0], 0x00($out) # write output | |
2285 | pxor 0x20(%rsp), @XMM[4] | |
2286 | movdqu @XMM[1], 0x10($out) | |
2287 | pxor 0x30(%rsp), @XMM[6] | |
2288 | movdqu @XMM[4], 0x20($out) | |
2289 | pxor 0x40(%rsp), @XMM[3] | |
2290 | movdqu @XMM[6], 0x30($out) | |
2291 | pxor 0x50(%rsp), @XMM[7] | |
2292 | movdqu @XMM[3], 0x40($out) | |
2293 | pxor 0x60(%rsp), @XMM[2] | |
2294 | movdqu @XMM[7], 0x50($out) | |
2295 | pxor 0x70(%rsp), @XMM[5] | |
2296 | movdqu @XMM[2], 0x60($out) | |
2297 | movdqu @XMM[5], 0x70($out) | |
2298 | lea 0x80($out), $out | |
2299 | ||
2300 | movdqa 0x70(%rsp), @XMM[7] # prepare next iteration tweak | |
2301 | pxor $twtmp, $twtmp | |
2302 | movdqa .Lxts_magic(%rip), $twmask | |
2303 | pcmpgtd @XMM[7], $twtmp | |
2304 | pshufd \$0x13, $twtmp, $twres | |
2305 | pxor $twtmp, $twtmp | |
2306 | paddq @XMM[7], @XMM[7] # psllq 1,$tweak | |
2307 | pand $twmask, $twres # isolate carry and residue | |
2308 | pcmpgtd @XMM[7], $twtmp # broadcast upper bits | |
2309 | pxor $twres, @XMM[7] | |
2310 | ||
2311 | sub \$0x80,$len | |
2312 | jnc .Lxts_enc_loop | |
2313 | ||
2314 | .Lxts_enc_short: | |
2315 | add \$0x80, $len | |
2316 | jz .Lxts_enc_done | |
2317 | ___ | |
2318 | for ($i=0;$i<7;$i++) { | |
2319 | $code.=<<___; | |
2320 | pshufd \$0x13, $twtmp, $twres | |
2321 | pxor $twtmp, $twtmp | |
2322 | movdqa @XMM[7], @XMM[$i] | |
2323 | movdqa @XMM[7], `0x10*$i`(%rsp)# save tweak[$i] | |
2324 | paddq @XMM[7], @XMM[7] # psllq 1,$tweak | |
2325 | pand $twmask, $twres # isolate carry and residue | |
2326 | pcmpgtd @XMM[7], $twtmp # broadcast upper bits | |
2327 | pxor $twres, @XMM[7] | |
2328 | ___ | |
2329 | $code.=<<___ if ($i>=1); | |
2330 | movdqu `0x10*($i-1)`($inp), @XMM[8+$i-1] | |
2331 | cmp \$`0x10*$i`,$len | |
2332 | je .Lxts_enc_$i | |
2333 | ___ | |
2334 | $code.=<<___ if ($i>=2); | |
2335 | pxor @XMM[8+$i-2], @XMM[$i-2]# input[] ^ tweak[] | |
2336 | ___ | |
2337 | } | |
2338 | $code.=<<___; | |
2339 | movdqu 0x60($inp), @XMM[8+6] | |
2340 | pxor @XMM[8+5], @XMM[5] | |
2341 | movdqa @XMM[7], 0x70(%rsp) | |
2342 | lea 0x70($inp), $inp | |
2343 | pxor @XMM[8+6], @XMM[6] | |
2344 | lea 0x80(%rsp), %rax # pass key schedule | |
2345 | mov %edx, %r10d # pass rounds | |
2346 | ||
2347 | call _bsaes_encrypt8 | |
2348 | ||
2349 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2350 | pxor 0x10(%rsp), @XMM[1] | |
2351 | movdqu @XMM[0], 0x00($out) # write output | |
2352 | pxor 0x20(%rsp), @XMM[4] | |
2353 | movdqu @XMM[1], 0x10($out) | |
2354 | pxor 0x30(%rsp), @XMM[6] | |
2355 | movdqu @XMM[4], 0x20($out) | |
2356 | pxor 0x40(%rsp), @XMM[3] | |
2357 | movdqu @XMM[6], 0x30($out) | |
2358 | pxor 0x50(%rsp), @XMM[7] | |
2359 | movdqu @XMM[3], 0x40($out) | |
2360 | pxor 0x60(%rsp), @XMM[2] | |
2361 | movdqu @XMM[7], 0x50($out) | |
2362 | movdqu @XMM[2], 0x60($out) | |
2363 | lea 0x70($out), $out | |
2364 | ||
2365 | movdqa 0x70(%rsp), @XMM[7] # next iteration tweak | |
2366 | jmp .Lxts_enc_done | |
2367 | .align 16 | |
2368 | .Lxts_enc_6: | |
2369 | pxor @XMM[8+4], @XMM[4] | |
2370 | lea 0x60($inp), $inp | |
2371 | pxor @XMM[8+5], @XMM[5] | |
2372 | lea 0x80(%rsp), %rax # pass key schedule | |
2373 | mov %edx, %r10d # pass rounds | |
2374 | ||
2375 | call _bsaes_encrypt8 | |
2376 | ||
2377 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2378 | pxor 0x10(%rsp), @XMM[1] | |
2379 | movdqu @XMM[0], 0x00($out) # write output | |
2380 | pxor 0x20(%rsp), @XMM[4] | |
2381 | movdqu @XMM[1], 0x10($out) | |
2382 | pxor 0x30(%rsp), @XMM[6] | |
2383 | movdqu @XMM[4], 0x20($out) | |
2384 | pxor 0x40(%rsp), @XMM[3] | |
2385 | movdqu @XMM[6], 0x30($out) | |
2386 | pxor 0x50(%rsp), @XMM[7] | |
2387 | movdqu @XMM[3], 0x40($out) | |
2388 | movdqu @XMM[7], 0x50($out) | |
2389 | lea 0x60($out), $out | |
2390 | ||
2391 | movdqa 0x60(%rsp), @XMM[7] # next iteration tweak | |
2392 | jmp .Lxts_enc_done | |
2393 | .align 16 | |
2394 | .Lxts_enc_5: | |
2395 | pxor @XMM[8+3], @XMM[3] | |
2396 | lea 0x50($inp), $inp | |
2397 | pxor @XMM[8+4], @XMM[4] | |
2398 | lea 0x80(%rsp), %rax # pass key schedule | |
2399 | mov %edx, %r10d # pass rounds | |
2400 | ||
2401 | call _bsaes_encrypt8 | |
2402 | ||
2403 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2404 | pxor 0x10(%rsp), @XMM[1] | |
2405 | movdqu @XMM[0], 0x00($out) # write output | |
2406 | pxor 0x20(%rsp), @XMM[4] | |
2407 | movdqu @XMM[1], 0x10($out) | |
2408 | pxor 0x30(%rsp), @XMM[6] | |
2409 | movdqu @XMM[4], 0x20($out) | |
2410 | pxor 0x40(%rsp), @XMM[3] | |
2411 | movdqu @XMM[6], 0x30($out) | |
2412 | movdqu @XMM[3], 0x40($out) | |
2413 | lea 0x50($out), $out | |
2414 | ||
2415 | movdqa 0x50(%rsp), @XMM[7] # next iteration tweak | |
2416 | jmp .Lxts_enc_done | |
2417 | .align 16 | |
2418 | .Lxts_enc_4: | |
2419 | pxor @XMM[8+2], @XMM[2] | |
2420 | lea 0x40($inp), $inp | |
2421 | pxor @XMM[8+3], @XMM[3] | |
2422 | lea 0x80(%rsp), %rax # pass key schedule | |
2423 | mov %edx, %r10d # pass rounds | |
2424 | ||
2425 | call _bsaes_encrypt8 | |
2426 | ||
2427 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2428 | pxor 0x10(%rsp), @XMM[1] | |
2429 | movdqu @XMM[0], 0x00($out) # write output | |
2430 | pxor 0x20(%rsp), @XMM[4] | |
2431 | movdqu @XMM[1], 0x10($out) | |
2432 | pxor 0x30(%rsp), @XMM[6] | |
2433 | movdqu @XMM[4], 0x20($out) | |
2434 | movdqu @XMM[6], 0x30($out) | |
2435 | lea 0x40($out), $out | |
2436 | ||
2437 | movdqa 0x40(%rsp), @XMM[7] # next iteration tweak | |
2438 | jmp .Lxts_enc_done | |
2439 | .align 16 | |
2440 | .Lxts_enc_3: | |
2441 | pxor @XMM[8+1], @XMM[1] | |
2442 | lea 0x30($inp), $inp | |
2443 | pxor @XMM[8+2], @XMM[2] | |
2444 | lea 0x80(%rsp), %rax # pass key schedule | |
2445 | mov %edx, %r10d # pass rounds | |
2446 | ||
2447 | call _bsaes_encrypt8 | |
2448 | ||
2449 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2450 | pxor 0x10(%rsp), @XMM[1] | |
2451 | movdqu @XMM[0], 0x00($out) # write output | |
2452 | pxor 0x20(%rsp), @XMM[4] | |
2453 | movdqu @XMM[1], 0x10($out) | |
2454 | movdqu @XMM[4], 0x20($out) | |
2455 | lea 0x30($out), $out | |
2456 | ||
2457 | movdqa 0x30(%rsp), @XMM[7] # next iteration tweak | |
2458 | jmp .Lxts_enc_done | |
2459 | .align 16 | |
2460 | .Lxts_enc_2: | |
2461 | pxor @XMM[8+0], @XMM[0] | |
2462 | lea 0x20($inp), $inp | |
2463 | pxor @XMM[8+1], @XMM[1] | |
2464 | lea 0x80(%rsp), %rax # pass key schedule | |
2465 | mov %edx, %r10d # pass rounds | |
2466 | ||
2467 | call _bsaes_encrypt8 | |
2468 | ||
2469 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2470 | pxor 0x10(%rsp), @XMM[1] | |
2471 | movdqu @XMM[0], 0x00($out) # write output | |
2472 | movdqu @XMM[1], 0x10($out) | |
2473 | lea 0x20($out), $out | |
2474 | ||
2475 | movdqa 0x20(%rsp), @XMM[7] # next iteration tweak | |
2476 | jmp .Lxts_enc_done | |
2477 | .align 16 | |
2478 | .Lxts_enc_1: | |
2479 | pxor @XMM[0], @XMM[8] | |
2480 | lea 0x10($inp), $inp | |
2481 | movdqa @XMM[8], 0x20(%rbp) | |
2482 | lea 0x20(%rbp), $arg1 | |
2483 | lea 0x20(%rbp), $arg2 | |
2484 | lea ($key), $arg3 | |
fe068648 | 2485 | call asm_AES_encrypt # doesn't touch %xmm |
60d4e99c AP |
2486 | pxor 0x20(%rbp), @XMM[0] # ^= tweak[] |
2487 | #pxor @XMM[8], @XMM[0] | |
2488 | #lea 0x80(%rsp), %rax # pass key schedule | |
2489 | #mov %edx, %r10d # pass rounds | |
2490 | #call _bsaes_encrypt8 | |
2491 | #pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2492 | movdqu @XMM[0], 0x00($out) # write output | |
2493 | lea 0x10($out), $out | |
2494 | ||
2495 | movdqa 0x10(%rsp), @XMM[7] # next iteration tweak | |
2496 | ||
2497 | .Lxts_enc_done: | |
2498 | and \$15, %ebx | |
2499 | jz .Lxts_enc_ret | |
2500 | mov $out, %rdx | |
2501 | ||
2502 | .Lxts_enc_steal: | |
2503 | movzb ($inp), %eax | |
2504 | movzb -16(%rdx), %ecx | |
2505 | lea 1($inp), $inp | |
2506 | mov %al, -16(%rdx) | |
2507 | mov %cl, 0(%rdx) | |
2508 | lea 1(%rdx), %rdx | |
2509 | sub \$1,%ebx | |
2510 | jnz .Lxts_enc_steal | |
2511 | ||
2512 | movdqu -16($out), @XMM[0] | |
2513 | lea 0x20(%rbp), $arg1 | |
2514 | pxor @XMM[7], @XMM[0] | |
2515 | lea 0x20(%rbp), $arg2 | |
2516 | movdqa @XMM[0], 0x20(%rbp) | |
2517 | lea ($key), $arg3 | |
fe068648 | 2518 | call asm_AES_encrypt # doesn't touch %xmm |
60d4e99c AP |
2519 | pxor 0x20(%rbp), @XMM[7] |
2520 | movdqu @XMM[7], -16($out) | |
2521 | ||
2522 | .Lxts_enc_ret: | |
2523 | lea (%rsp), %rax | |
2524 | pxor %xmm0, %xmm0 | |
2525 | .Lxts_enc_bzero: # wipe key schedule [if any] | |
2526 | movdqa %xmm0, 0x00(%rax) | |
2527 | movdqa %xmm0, 0x10(%rax) | |
2528 | lea 0x20(%rax), %rax | |
2529 | cmp %rax, %rbp | |
2530 | ja .Lxts_enc_bzero | |
2531 | ||
384e6de4 | 2532 | lea 0x78(%rbp),%rax |
b84460ad | 2533 | .cfi_def_cfa %rax,8 |
60d4e99c AP |
2534 | ___ |
2535 | $code.=<<___ if ($win64); | |
2536 | movaps 0x40(%rbp), %xmm6 | |
2537 | movaps 0x50(%rbp), %xmm7 | |
2538 | movaps 0x60(%rbp), %xmm8 | |
2539 | movaps 0x70(%rbp), %xmm9 | |
2540 | movaps 0x80(%rbp), %xmm10 | |
2541 | movaps 0x90(%rbp), %xmm11 | |
2542 | movaps 0xa0(%rbp), %xmm12 | |
2543 | movaps 0xb0(%rbp), %xmm13 | |
2544 | movaps 0xc0(%rbp), %xmm14 | |
2545 | movaps 0xd0(%rbp), %xmm15 | |
384e6de4 AP |
2546 | lea 0xa0(%rax), %rax |
2547 | .Lxts_enc_tail: | |
60d4e99c AP |
2548 | ___ |
2549 | $code.=<<___; | |
384e6de4 | 2550 | mov -48(%rax), %r15 |
b84460ad | 2551 | .cfi_restore %r15 |
384e6de4 | 2552 | mov -40(%rax), %r14 |
b84460ad | 2553 | .cfi_restore %r14 |
384e6de4 | 2554 | mov -32(%rax), %r13 |
b84460ad | 2555 | .cfi_restore %r13 |
384e6de4 | 2556 | mov -24(%rax), %r12 |
b84460ad | 2557 | .cfi_restore %r12 |
384e6de4 | 2558 | mov -16(%rax), %rbx |
b84460ad | 2559 | .cfi_restore %rbx |
384e6de4 | 2560 | mov -8(%rax), %rbp |
b84460ad | 2561 | .cfi_restore %rbp |
384e6de4 | 2562 | lea (%rax), %rsp # restore %rsp |
b84460ad | 2563 | .cfi_def_cfa_register %rsp |
60d4e99c AP |
2564 | .Lxts_enc_epilogue: |
2565 | ret | |
b84460ad | 2566 | .cfi_endproc |
60d4e99c AP |
2567 | .size bsaes_xts_encrypt,.-bsaes_xts_encrypt |
2568 | ||
2569 | .globl bsaes_xts_decrypt | |
2570 | .type bsaes_xts_decrypt,\@abi-omnipotent | |
2571 | .align 16 | |
2572 | bsaes_xts_decrypt: | |
b84460ad | 2573 | .cfi_startproc |
fe068648 AP |
2574 | mov %rsp, %rax |
2575 | .Lxts_dec_prologue: | |
60d4e99c | 2576 | push %rbp |
b84460ad | 2577 | .cfi_push %rbp |
60d4e99c | 2578 | push %rbx |
b84460ad | 2579 | .cfi_push %rbx |
60d4e99c | 2580 | push %r12 |
b84460ad | 2581 | .cfi_push %r12 |
60d4e99c | 2582 | push %r13 |
b84460ad | 2583 | .cfi_push %r13 |
60d4e99c | 2584 | push %r14 |
b84460ad | 2585 | .cfi_push %r14 |
60d4e99c | 2586 | push %r15 |
b84460ad | 2587 | .cfi_push %r15 |
60d4e99c | 2588 | lea -0x48(%rsp), %rsp |
b84460ad | 2589 | .cfi_adjust_cfa_offset 0x48 |
60d4e99c AP |
2590 | ___ |
2591 | $code.=<<___ if ($win64); | |
2592 | mov 0xa0(%rsp),$arg5 # pull key2 | |
2593 | mov 0xa8(%rsp),$arg6 # pull ivp | |
2594 | lea -0xa0(%rsp), %rsp | |
2595 | movaps %xmm6, 0x40(%rsp) | |
2596 | movaps %xmm7, 0x50(%rsp) | |
2597 | movaps %xmm8, 0x60(%rsp) | |
2598 | movaps %xmm9, 0x70(%rsp) | |
2599 | movaps %xmm10, 0x80(%rsp) | |
2600 | movaps %xmm11, 0x90(%rsp) | |
2601 | movaps %xmm12, 0xa0(%rsp) | |
2602 | movaps %xmm13, 0xb0(%rsp) | |
2603 | movaps %xmm14, 0xc0(%rsp) | |
2604 | movaps %xmm15, 0xd0(%rsp) | |
2605 | .Lxts_dec_body: | |
2606 | ___ | |
2607 | $code.=<<___; | |
2608 | mov %rsp, %rbp # backup %rsp | |
2609 | mov $arg1, $inp # backup arguments | |
2610 | mov $arg2, $out | |
2611 | mov $arg3, $len | |
2612 | mov $arg4, $key | |
2613 | ||
2614 | lea ($arg6), $arg1 | |
2615 | lea 0x20(%rbp), $arg2 | |
2616 | lea ($arg5), $arg3 | |
fe068648 | 2617 | call asm_AES_encrypt # generate initial tweak |
60d4e99c AP |
2618 | |
2619 | mov 240($key), %eax # rounds | |
2620 | mov $len, %rbx # backup $len | |
2621 | ||
2622 | mov %eax, %edx # rounds | |
2623 | shl \$7, %rax # 128 bytes per inner round key | |
2624 | sub \$`128-32`, %rax # size of bit-sliced key schedule | |
2625 | sub %rax, %rsp | |
2626 | ||
2627 | mov %rsp, %rax # pass key schedule | |
2628 | mov $key, %rcx # pass key | |
2629 | mov %edx, %r10d # pass rounds | |
2630 | call _bsaes_key_convert | |
2631 | pxor (%rsp), %xmm7 # fix up round 0 key | |
2632 | movdqa %xmm6, (%rax) # save last round key | |
2633 | movdqa %xmm7, (%rsp) | |
2634 | ||
2635 | xor %eax, %eax # if ($len%16) len-=16; | |
2636 | and \$-16, $len | |
2637 | test \$15, %ebx | |
2638 | setnz %al | |
2639 | shl \$4, %rax | |
2640 | sub %rax, $len | |
2641 | ||
2642 | sub \$0x80, %rsp # place for tweak[8] | |
2643 | movdqa 0x20(%rbp), @XMM[7] # initial tweak | |
2644 | ||
2645 | pxor $twtmp, $twtmp | |
2646 | movdqa .Lxts_magic(%rip), $twmask | |
2647 | pcmpgtd @XMM[7], $twtmp # broadcast upper bits | |
2648 | ||
2649 | sub \$0x80, $len | |
2650 | jc .Lxts_dec_short | |
2651 | jmp .Lxts_dec_loop | |
2652 | ||
2653 | .align 16 | |
2654 | .Lxts_dec_loop: | |
2655 | ___ | |
2656 | for ($i=0;$i<7;$i++) { | |
2657 | $code.=<<___; | |
2658 | pshufd \$0x13, $twtmp, $twres | |
2659 | pxor $twtmp, $twtmp | |
2660 | movdqa @XMM[7], @XMM[$i] | |
2661 | movdqa @XMM[7], `0x10*$i`(%rsp)# save tweak[$i] | |
2662 | paddq @XMM[7], @XMM[7] # psllq 1,$tweak | |
2663 | pand $twmask, $twres # isolate carry and residue | |
2664 | pcmpgtd @XMM[7], $twtmp # broadcast upper bits | |
2665 | pxor $twres, @XMM[7] | |
2666 | ___ | |
2667 | $code.=<<___ if ($i>=1); | |
2668 | movdqu `0x10*($i-1)`($inp), @XMM[8+$i-1] | |
2669 | ___ | |
2670 | $code.=<<___ if ($i>=2); | |
2671 | pxor @XMM[8+$i-2], @XMM[$i-2]# input[] ^ tweak[] | |
2672 | ___ | |
2673 | } | |
2674 | $code.=<<___; | |
2675 | movdqu 0x60($inp), @XMM[8+6] | |
2676 | pxor @XMM[8+5], @XMM[5] | |
2677 | movdqu 0x70($inp), @XMM[8+7] | |
2678 | lea 0x80($inp), $inp | |
2679 | movdqa @XMM[7], 0x70(%rsp) | |
2680 | pxor @XMM[8+6], @XMM[6] | |
2681 | lea 0x80(%rsp), %rax # pass key schedule | |
2682 | pxor @XMM[8+7], @XMM[7] | |
2683 | mov %edx, %r10d # pass rounds | |
2684 | ||
2685 | call _bsaes_decrypt8 | |
2686 | ||
2687 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2688 | pxor 0x10(%rsp), @XMM[1] | |
2689 | movdqu @XMM[0], 0x00($out) # write output | |
2690 | pxor 0x20(%rsp), @XMM[6] | |
2691 | movdqu @XMM[1], 0x10($out) | |
2692 | pxor 0x30(%rsp), @XMM[4] | |
2693 | movdqu @XMM[6], 0x20($out) | |
2694 | pxor 0x40(%rsp), @XMM[2] | |
2695 | movdqu @XMM[4], 0x30($out) | |
2696 | pxor 0x50(%rsp), @XMM[7] | |
2697 | movdqu @XMM[2], 0x40($out) | |
2698 | pxor 0x60(%rsp), @XMM[3] | |
2699 | movdqu @XMM[7], 0x50($out) | |
2700 | pxor 0x70(%rsp), @XMM[5] | |
2701 | movdqu @XMM[3], 0x60($out) | |
2702 | movdqu @XMM[5], 0x70($out) | |
2703 | lea 0x80($out), $out | |
2704 | ||
2705 | movdqa 0x70(%rsp), @XMM[7] # prepare next iteration tweak | |
2706 | pxor $twtmp, $twtmp | |
2707 | movdqa .Lxts_magic(%rip), $twmask | |
2708 | pcmpgtd @XMM[7], $twtmp | |
2709 | pshufd \$0x13, $twtmp, $twres | |
2710 | pxor $twtmp, $twtmp | |
2711 | paddq @XMM[7], @XMM[7] # psllq 1,$tweak | |
2712 | pand $twmask, $twres # isolate carry and residue | |
2713 | pcmpgtd @XMM[7], $twtmp # broadcast upper bits | |
2714 | pxor $twres, @XMM[7] | |
2715 | ||
2716 | sub \$0x80,$len | |
2717 | jnc .Lxts_dec_loop | |
2718 | ||
2719 | .Lxts_dec_short: | |
2720 | add \$0x80, $len | |
2721 | jz .Lxts_dec_done | |
2722 | ___ | |
2723 | for ($i=0;$i<7;$i++) { | |
2724 | $code.=<<___; | |
2725 | pshufd \$0x13, $twtmp, $twres | |
2726 | pxor $twtmp, $twtmp | |
2727 | movdqa @XMM[7], @XMM[$i] | |
2728 | movdqa @XMM[7], `0x10*$i`(%rsp)# save tweak[$i] | |
2729 | paddq @XMM[7], @XMM[7] # psllq 1,$tweak | |
2730 | pand $twmask, $twres # isolate carry and residue | |
2731 | pcmpgtd @XMM[7], $twtmp # broadcast upper bits | |
2732 | pxor $twres, @XMM[7] | |
2733 | ___ | |
2734 | $code.=<<___ if ($i>=1); | |
2735 | movdqu `0x10*($i-1)`($inp), @XMM[8+$i-1] | |
2736 | cmp \$`0x10*$i`,$len | |
2737 | je .Lxts_dec_$i | |
2738 | ___ | |
2739 | $code.=<<___ if ($i>=2); | |
2740 | pxor @XMM[8+$i-2], @XMM[$i-2]# input[] ^ tweak[] | |
2741 | ___ | |
2742 | } | |
2743 | $code.=<<___; | |
2744 | movdqu 0x60($inp), @XMM[8+6] | |
2745 | pxor @XMM[8+5], @XMM[5] | |
2746 | movdqa @XMM[7], 0x70(%rsp) | |
2747 | lea 0x70($inp), $inp | |
2748 | pxor @XMM[8+6], @XMM[6] | |
2749 | lea 0x80(%rsp), %rax # pass key schedule | |
2750 | mov %edx, %r10d # pass rounds | |
2751 | ||
2752 | call _bsaes_decrypt8 | |
2753 | ||
2754 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2755 | pxor 0x10(%rsp), @XMM[1] | |
2756 | movdqu @XMM[0], 0x00($out) # write output | |
2757 | pxor 0x20(%rsp), @XMM[6] | |
2758 | movdqu @XMM[1], 0x10($out) | |
2759 | pxor 0x30(%rsp), @XMM[4] | |
2760 | movdqu @XMM[6], 0x20($out) | |
2761 | pxor 0x40(%rsp), @XMM[2] | |
2762 | movdqu @XMM[4], 0x30($out) | |
2763 | pxor 0x50(%rsp), @XMM[7] | |
2764 | movdqu @XMM[2], 0x40($out) | |
2765 | pxor 0x60(%rsp), @XMM[3] | |
2766 | movdqu @XMM[7], 0x50($out) | |
2767 | movdqu @XMM[3], 0x60($out) | |
2768 | lea 0x70($out), $out | |
2769 | ||
2770 | movdqa 0x70(%rsp), @XMM[7] # next iteration tweak | |
2771 | jmp .Lxts_dec_done | |
2772 | .align 16 | |
2773 | .Lxts_dec_6: | |
2774 | pxor @XMM[8+4], @XMM[4] | |
2775 | lea 0x60($inp), $inp | |
2776 | pxor @XMM[8+5], @XMM[5] | |
2777 | lea 0x80(%rsp), %rax # pass key schedule | |
2778 | mov %edx, %r10d # pass rounds | |
2779 | ||
2780 | call _bsaes_decrypt8 | |
2781 | ||
2782 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2783 | pxor 0x10(%rsp), @XMM[1] | |
2784 | movdqu @XMM[0], 0x00($out) # write output | |
2785 | pxor 0x20(%rsp), @XMM[6] | |
2786 | movdqu @XMM[1], 0x10($out) | |
2787 | pxor 0x30(%rsp), @XMM[4] | |
2788 | movdqu @XMM[6], 0x20($out) | |
2789 | pxor 0x40(%rsp), @XMM[2] | |
2790 | movdqu @XMM[4], 0x30($out) | |
2791 | pxor 0x50(%rsp), @XMM[7] | |
2792 | movdqu @XMM[2], 0x40($out) | |
2793 | movdqu @XMM[7], 0x50($out) | |
2794 | lea 0x60($out), $out | |
2795 | ||
2796 | movdqa 0x60(%rsp), @XMM[7] # next iteration tweak | |
2797 | jmp .Lxts_dec_done | |
2798 | .align 16 | |
2799 | .Lxts_dec_5: | |
2800 | pxor @XMM[8+3], @XMM[3] | |
2801 | lea 0x50($inp), $inp | |
2802 | pxor @XMM[8+4], @XMM[4] | |
2803 | lea 0x80(%rsp), %rax # pass key schedule | |
2804 | mov %edx, %r10d # pass rounds | |
2805 | ||
2806 | call _bsaes_decrypt8 | |
2807 | ||
2808 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2809 | pxor 0x10(%rsp), @XMM[1] | |
2810 | movdqu @XMM[0], 0x00($out) # write output | |
2811 | pxor 0x20(%rsp), @XMM[6] | |
2812 | movdqu @XMM[1], 0x10($out) | |
2813 | pxor 0x30(%rsp), @XMM[4] | |
2814 | movdqu @XMM[6], 0x20($out) | |
2815 | pxor 0x40(%rsp), @XMM[2] | |
2816 | movdqu @XMM[4], 0x30($out) | |
2817 | movdqu @XMM[2], 0x40($out) | |
2818 | lea 0x50($out), $out | |
2819 | ||
2820 | movdqa 0x50(%rsp), @XMM[7] # next iteration tweak | |
2821 | jmp .Lxts_dec_done | |
2822 | .align 16 | |
2823 | .Lxts_dec_4: | |
2824 | pxor @XMM[8+2], @XMM[2] | |
2825 | lea 0x40($inp), $inp | |
2826 | pxor @XMM[8+3], @XMM[3] | |
2827 | lea 0x80(%rsp), %rax # pass key schedule | |
2828 | mov %edx, %r10d # pass rounds | |
2829 | ||
2830 | call _bsaes_decrypt8 | |
2831 | ||
2832 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2833 | pxor 0x10(%rsp), @XMM[1] | |
2834 | movdqu @XMM[0], 0x00($out) # write output | |
2835 | pxor 0x20(%rsp), @XMM[6] | |
2836 | movdqu @XMM[1], 0x10($out) | |
2837 | pxor 0x30(%rsp), @XMM[4] | |
2838 | movdqu @XMM[6], 0x20($out) | |
2839 | movdqu @XMM[4], 0x30($out) | |
2840 | lea 0x40($out), $out | |
2841 | ||
2842 | movdqa 0x40(%rsp), @XMM[7] # next iteration tweak | |
2843 | jmp .Lxts_dec_done | |
2844 | .align 16 | |
2845 | .Lxts_dec_3: | |
2846 | pxor @XMM[8+1], @XMM[1] | |
2847 | lea 0x30($inp), $inp | |
2848 | pxor @XMM[8+2], @XMM[2] | |
2849 | lea 0x80(%rsp), %rax # pass key schedule | |
2850 | mov %edx, %r10d # pass rounds | |
2851 | ||
2852 | call _bsaes_decrypt8 | |
2853 | ||
2854 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2855 | pxor 0x10(%rsp), @XMM[1] | |
2856 | movdqu @XMM[0], 0x00($out) # write output | |
2857 | pxor 0x20(%rsp), @XMM[6] | |
2858 | movdqu @XMM[1], 0x10($out) | |
2859 | movdqu @XMM[6], 0x20($out) | |
2860 | lea 0x30($out), $out | |
2861 | ||
2862 | movdqa 0x30(%rsp), @XMM[7] # next iteration tweak | |
2863 | jmp .Lxts_dec_done | |
2864 | .align 16 | |
2865 | .Lxts_dec_2: | |
2866 | pxor @XMM[8+0], @XMM[0] | |
2867 | lea 0x20($inp), $inp | |
2868 | pxor @XMM[8+1], @XMM[1] | |
2869 | lea 0x80(%rsp), %rax # pass key schedule | |
2870 | mov %edx, %r10d # pass rounds | |
2871 | ||
2872 | call _bsaes_decrypt8 | |
2873 | ||
2874 | pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2875 | pxor 0x10(%rsp), @XMM[1] | |
2876 | movdqu @XMM[0], 0x00($out) # write output | |
2877 | movdqu @XMM[1], 0x10($out) | |
2878 | lea 0x20($out), $out | |
2879 | ||
2880 | movdqa 0x20(%rsp), @XMM[7] # next iteration tweak | |
2881 | jmp .Lxts_dec_done | |
2882 | .align 16 | |
2883 | .Lxts_dec_1: | |
2884 | pxor @XMM[0], @XMM[8] | |
2885 | lea 0x10($inp), $inp | |
2886 | movdqa @XMM[8], 0x20(%rbp) | |
2887 | lea 0x20(%rbp), $arg1 | |
2888 | lea 0x20(%rbp), $arg2 | |
2889 | lea ($key), $arg3 | |
fe068648 | 2890 | call asm_AES_decrypt # doesn't touch %xmm |
60d4e99c AP |
2891 | pxor 0x20(%rbp), @XMM[0] # ^= tweak[] |
2892 | #pxor @XMM[8], @XMM[0] | |
2893 | #lea 0x80(%rsp), %rax # pass key schedule | |
2894 | #mov %edx, %r10d # pass rounds | |
2895 | #call _bsaes_decrypt8 | |
2896 | #pxor 0x00(%rsp), @XMM[0] # ^= tweak[] | |
2897 | movdqu @XMM[0], 0x00($out) # write output | |
2898 | lea 0x10($out), $out | |
2899 | ||
2900 | movdqa 0x10(%rsp), @XMM[7] # next iteration tweak | |
2901 | ||
2902 | .Lxts_dec_done: | |
2903 | and \$15, %ebx | |
2904 | jz .Lxts_dec_ret | |
2905 | ||
2906 | pxor $twtmp, $twtmp | |
2907 | movdqa .Lxts_magic(%rip), $twmask | |
2908 | pcmpgtd @XMM[7], $twtmp | |
2909 | pshufd \$0x13, $twtmp, $twres | |
2910 | movdqa @XMM[7], @XMM[6] | |
2911 | paddq @XMM[7], @XMM[7] # psllq 1,$tweak | |
2912 | pand $twmask, $twres # isolate carry and residue | |
2913 | movdqu ($inp), @XMM[0] | |
2914 | pxor $twres, @XMM[7] | |
2915 | ||
2916 | lea 0x20(%rbp), $arg1 | |
2917 | pxor @XMM[7], @XMM[0] | |
2918 | lea 0x20(%rbp), $arg2 | |
2919 | movdqa @XMM[0], 0x20(%rbp) | |
2920 | lea ($key), $arg3 | |
fe068648 | 2921 | call asm_AES_decrypt # doesn't touch %xmm |
60d4e99c AP |
2922 | pxor 0x20(%rbp), @XMM[7] |
2923 | mov $out, %rdx | |
2924 | movdqu @XMM[7], ($out) | |
2925 | ||
2926 | .Lxts_dec_steal: | |
2927 | movzb 16($inp), %eax | |
2928 | movzb (%rdx), %ecx | |
2929 | lea 1($inp), $inp | |
2930 | mov %al, (%rdx) | |
2931 | mov %cl, 16(%rdx) | |
2932 | lea 1(%rdx), %rdx | |
2933 | sub \$1,%ebx | |
2934 | jnz .Lxts_dec_steal | |
2935 | ||
2936 | movdqu ($out), @XMM[0] | |
2937 | lea 0x20(%rbp), $arg1 | |
2938 | pxor @XMM[6], @XMM[0] | |
2939 | lea 0x20(%rbp), $arg2 | |
2940 | movdqa @XMM[0], 0x20(%rbp) | |
2941 | lea ($key), $arg3 | |
fe068648 | 2942 | call asm_AES_decrypt # doesn't touch %xmm |
60d4e99c AP |
2943 | pxor 0x20(%rbp), @XMM[6] |
2944 | movdqu @XMM[6], ($out) | |
2945 | ||
2946 | .Lxts_dec_ret: | |
2947 | lea (%rsp), %rax | |
2948 | pxor %xmm0, %xmm0 | |
2949 | .Lxts_dec_bzero: # wipe key schedule [if any] | |
2950 | movdqa %xmm0, 0x00(%rax) | |
2951 | movdqa %xmm0, 0x10(%rax) | |
2952 | lea 0x20(%rax), %rax | |
2953 | cmp %rax, %rbp | |
2954 | ja .Lxts_dec_bzero | |
2955 | ||
384e6de4 | 2956 | lea 0x78(%rbp),%rax |
b84460ad | 2957 | .cfi_def_cfa %rax,8 |
60d4e99c AP |
2958 | ___ |
2959 | $code.=<<___ if ($win64); | |
2960 | movaps 0x40(%rbp), %xmm6 | |
2961 | movaps 0x50(%rbp), %xmm7 | |
2962 | movaps 0x60(%rbp), %xmm8 | |
2963 | movaps 0x70(%rbp), %xmm9 | |
2964 | movaps 0x80(%rbp), %xmm10 | |
2965 | movaps 0x90(%rbp), %xmm11 | |
2966 | movaps 0xa0(%rbp), %xmm12 | |
2967 | movaps 0xb0(%rbp), %xmm13 | |
2968 | movaps 0xc0(%rbp), %xmm14 | |
2969 | movaps 0xd0(%rbp), %xmm15 | |
384e6de4 AP |
2970 | lea 0xa0(%rax), %rax |
2971 | .Lxts_dec_tail: | |
60d4e99c AP |
2972 | ___ |
2973 | $code.=<<___; | |
384e6de4 | 2974 | mov -48(%rax), %r15 |
b84460ad | 2975 | .cfi_restore %r15 |
384e6de4 | 2976 | mov -40(%rax), %r14 |
b84460ad | 2977 | .cfi_restore %r14 |
384e6de4 | 2978 | mov -32(%rax), %r13 |
b84460ad | 2979 | .cfi_restore %r13 |
384e6de4 | 2980 | mov -24(%rax), %r12 |
b84460ad | 2981 | .cfi_restore %r12 |
384e6de4 | 2982 | mov -16(%rax), %rbx |
b84460ad | 2983 | .cfi_restore %rbx |
384e6de4 | 2984 | mov -8(%rax), %rbp |
b84460ad | 2985 | .cfi_restore %rbp |
384e6de4 | 2986 | lea (%rax), %rsp # restore %rsp |
b84460ad | 2987 | .cfi_def_cfa_register %rsp |
60d4e99c AP |
2988 | .Lxts_dec_epilogue: |
2989 | ret | |
b84460ad | 2990 | .cfi_endproc |
60d4e99c AP |
2991 | .size bsaes_xts_decrypt,.-bsaes_xts_decrypt |
2992 | ___ | |
4ec93a10 AP |
2993 | } |
2994 | $code.=<<___; | |
a75a52a4 | 2995 | .type _bsaes_const,\@object |
4ec93a10 | 2996 | .align 64 |
a75a52a4 | 2997 | _bsaes_const: |
28507577 AP |
2998 | .LM0ISR: # InvShiftRows constants |
2999 | .quad 0x0a0e0206070b0f03, 0x0004080c0d010509 | |
3000 | .LISRM0: | |
3001 | .quad 0x01040b0e0205080f, 0x0306090c00070a0d | |
3002 | .LISR: | |
3003 | .quad 0x0504070602010003, 0x0f0e0d0c080b0a09 | |
5a326467 AP |
3004 | .LBS0: # bit-slice constants |
3005 | .quad 0x5555555555555555, 0x5555555555555555 | |
3006 | .LBS1: | |
3007 | .quad 0x3333333333333333, 0x3333333333333333 | |
3008 | .LBS2: | |
3009 | .quad 0x0f0f0f0f0f0f0f0f, 0x0f0f0f0f0f0f0f0f | |
3010 | .LSR: # shiftrows constants | |
3011 | .quad 0x0504070600030201, 0x0f0e0d0c0a09080b | |
3012 | .LSRM0: | |
3013 | .quad 0x0304090e00050a0f, 0x01060b0c0207080d | |
5a326467 AP |
3014 | .LM0SR: |
3015 | .quad 0x0a0e02060f03070b, 0x0004080c05090d01 | |
5a326467 | 3016 | .LSWPUP: # byte-swap upper dword |
4ec93a10 AP |
3017 | .quad 0x0706050403020100, 0x0c0d0e0f0b0a0908 |
3018 | .LSWPUPM0SR: | |
3019 | .quad 0x0a0d02060c03070b, 0x0004080f05090e01 | |
5a326467 AP |
3020 | .LADD1: # counter increment constants |
3021 | .quad 0x0000000000000000, 0x0000000100000000 | |
3022 | .LADD2: | |
3023 | .quad 0x0000000000000000, 0x0000000200000000 | |
3024 | .LADD3: | |
3025 | .quad 0x0000000000000000, 0x0000000300000000 | |
3026 | .LADD4: | |
3027 | .quad 0x0000000000000000, 0x0000000400000000 | |
3028 | .LADD5: | |
3029 | .quad 0x0000000000000000, 0x0000000500000000 | |
3030 | .LADD6: | |
3031 | .quad 0x0000000000000000, 0x0000000600000000 | |
3032 | .LADD7: | |
3033 | .quad 0x0000000000000000, 0x0000000700000000 | |
3034 | .LADD8: | |
3035 | .quad 0x0000000000000000, 0x0000000800000000 | |
60d4e99c AP |
3036 | .Lxts_magic: |
3037 | .long 0x87,0,1,0 | |
f9ef874a AP |
3038 | .Lmasks: |
3039 | .quad 0x0101010101010101, 0x0101010101010101 | |
3040 | .quad 0x0202020202020202, 0x0202020202020202 | |
3041 | .quad 0x0404040404040404, 0x0404040404040404 | |
3042 | .quad 0x0808080808080808, 0x0808080808080808 | |
3043 | .LM0: | |
3044 | .quad 0x02060a0e03070b0f, 0x0004080c0105090d | |
3045 | .L63: | |
3046 | .quad 0x6363636363636363, 0x6363636363636363 | |
a75a52a4 | 3047 | .asciz "Bit-sliced AES for x86_64/SSSE3, Emilia Käsper, Peter Schwabe, Andy Polyakov" |
4ec93a10 | 3048 | .align 64 |
a75a52a4 | 3049 | .size _bsaes_const,.-_bsaes_const |
4ec93a10 AP |
3050 | ___ |
3051 | ||
fe068648 AP |
3052 | # EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame, |
3053 | # CONTEXT *context,DISPATCHER_CONTEXT *disp) | |
3054 | if ($win64) { | |
3055 | $rec="%rcx"; | |
3056 | $frame="%rdx"; | |
3057 | $context="%r8"; | |
3058 | $disp="%r9"; | |
3059 | ||
3060 | $code.=<<___; | |
3061 | .extern __imp_RtlVirtualUnwind | |
3062 | .type se_handler,\@abi-omnipotent | |
3063 | .align 16 | |
3064 | se_handler: | |
3065 | push %rsi | |
3066 | push %rdi | |
3067 | push %rbx | |
3068 | push %rbp | |
3069 | push %r12 | |
3070 | push %r13 | |
3071 | push %r14 | |
3072 | push %r15 | |
3073 | pushfq | |
3074 | sub \$64,%rsp | |
3075 | ||
3076 | mov 120($context),%rax # pull context->Rax | |
3077 | mov 248($context),%rbx # pull context->Rip | |
3078 | ||
3079 | mov 8($disp),%rsi # disp->ImageBase | |
3080 | mov 56($disp),%r11 # disp->HandlerData | |
3081 | ||
3082 | mov 0(%r11),%r10d # HandlerData[0] | |
3083 | lea (%rsi,%r10),%r10 # prologue label | |
384e6de4 AP |
3084 | cmp %r10,%rbx # context->Rip<=prologue label |
3085 | jbe .Lin_prologue | |
fe068648 AP |
3086 | |
3087 | mov 4(%r11),%r10d # HandlerData[1] | |
3088 | lea (%rsi,%r10),%r10 # epilogue label | |
3089 | cmp %r10,%rbx # context->Rip>=epilogue label | |
3090 | jae .Lin_prologue | |
3091 | ||
384e6de4 AP |
3092 | mov 8(%r11),%r10d # HandlerData[2] |
3093 | lea (%rsi,%r10),%r10 # epilogue label | |
3094 | cmp %r10,%rbx # context->Rip>=tail label | |
3095 | jae .Lin_tail | |
3096 | ||
fe068648 AP |
3097 | mov 160($context),%rax # pull context->Rbp |
3098 | ||
3099 | lea 0x40(%rax),%rsi # %xmm save area | |
3100 | lea 512($context),%rdi # &context.Xmm6 | |
3101 | mov \$20,%ecx # 10*sizeof(%xmm0)/sizeof(%rax) | |
3102 | .long 0xa548f3fc # cld; rep movsq | |
384e6de4 AP |
3103 | lea 0xa0+0x78(%rax),%rax # adjust stack pointer |
3104 | ||
3105 | .Lin_tail: | |
3106 | mov -48(%rax),%rbp | |
3107 | mov -40(%rax),%rbx | |
3108 | mov -32(%rax),%r12 | |
3109 | mov -24(%rax),%r13 | |
3110 | mov -16(%rax),%r14 | |
3111 | mov -8(%rax),%r15 | |
fe068648 AP |
3112 | mov %rbx,144($context) # restore context->Rbx |
3113 | mov %rbp,160($context) # restore context->Rbp | |
3114 | mov %r12,216($context) # restore context->R12 | |
3115 | mov %r13,224($context) # restore context->R13 | |
3116 | mov %r14,232($context) # restore context->R14 | |
3117 | mov %r15,240($context) # restore context->R15 | |
3118 | ||
3119 | .Lin_prologue: | |
3120 | mov %rax,152($context) # restore context->Rsp | |
3121 | ||
3122 | mov 40($disp),%rdi # disp->ContextRecord | |
3123 | mov $context,%rsi # context | |
3124 | mov \$`1232/8`,%ecx # sizeof(CONTEXT) | |
3125 | .long 0xa548f3fc # cld; rep movsq | |
3126 | ||
3127 | mov $disp,%rsi | |
3128 | xor %rcx,%rcx # arg1, UNW_FLAG_NHANDLER | |
3129 | mov 8(%rsi),%rdx # arg2, disp->ImageBase | |
3130 | mov 0(%rsi),%r8 # arg3, disp->ControlPc | |
3131 | mov 16(%rsi),%r9 # arg4, disp->FunctionEntry | |
3132 | mov 40(%rsi),%r10 # disp->ContextRecord | |
3133 | lea 56(%rsi),%r11 # &disp->HandlerData | |
3134 | lea 24(%rsi),%r12 # &disp->EstablisherFrame | |
3135 | mov %r10,32(%rsp) # arg5 | |
3136 | mov %r11,40(%rsp) # arg6 | |
3137 | mov %r12,48(%rsp) # arg7 | |
3138 | mov %rcx,56(%rsp) # arg8, (NULL) | |
3139 | call *__imp_RtlVirtualUnwind(%rip) | |
3140 | ||
3141 | mov \$1,%eax # ExceptionContinueSearch | |
3142 | add \$64,%rsp | |
3143 | popfq | |
3144 | pop %r15 | |
3145 | pop %r14 | |
3146 | pop %r13 | |
3147 | pop %r12 | |
3148 | pop %rbp | |
3149 | pop %rbx | |
3150 | pop %rdi | |
3151 | pop %rsi | |
3152 | ret | |
3153 | .size se_handler,.-se_handler | |
3154 | ||
3155 | .section .pdata | |
3156 | .align 4 | |
3157 | ___ | |
3158 | $code.=<<___ if ($ecb); | |
3159 | .rva .Lecb_enc_prologue | |
3160 | .rva .Lecb_enc_epilogue | |
3161 | .rva .Lecb_enc_info | |
3162 | ||
3163 | .rva .Lecb_dec_prologue | |
3164 | .rva .Lecb_dec_epilogue | |
3165 | .rva .Lecb_dec_info | |
3166 | ___ | |
3167 | $code.=<<___; | |
3168 | .rva .Lcbc_dec_prologue | |
3169 | .rva .Lcbc_dec_epilogue | |
3170 | .rva .Lcbc_dec_info | |
3171 | ||
3172 | .rva .Lctr_enc_prologue | |
3173 | .rva .Lctr_enc_epilogue | |
3174 | .rva .Lctr_enc_info | |
3175 | ||
3176 | .rva .Lxts_enc_prologue | |
3177 | .rva .Lxts_enc_epilogue | |
3178 | .rva .Lxts_enc_info | |
3179 | ||
3180 | .rva .Lxts_dec_prologue | |
3181 | .rva .Lxts_dec_epilogue | |
3182 | .rva .Lxts_dec_info | |
3183 | ||
3184 | .section .xdata | |
3185 | .align 8 | |
3186 | ___ | |
3187 | $code.=<<___ if ($ecb); | |
3188 | .Lecb_enc_info: | |
3189 | .byte 9,0,0,0 | |
3190 | .rva se_handler | |
3191 | .rva .Lecb_enc_body,.Lecb_enc_epilogue # HandlerData[] | |
384e6de4 AP |
3192 | .rva .Lecb_enc_tail |
3193 | .long 0 | |
fe068648 AP |
3194 | .Lecb_dec_info: |
3195 | .byte 9,0,0,0 | |
3196 | .rva se_handler | |
3197 | .rva .Lecb_dec_body,.Lecb_dec_epilogue # HandlerData[] | |
384e6de4 AP |
3198 | .rva .Lecb_dec_tail |
3199 | .long 0 | |
fe068648 AP |
3200 | ___ |
3201 | $code.=<<___; | |
3202 | .Lcbc_dec_info: | |
3203 | .byte 9,0,0,0 | |
3204 | .rva se_handler | |
3205 | .rva .Lcbc_dec_body,.Lcbc_dec_epilogue # HandlerData[] | |
384e6de4 AP |
3206 | .rva .Lcbc_dec_tail |
3207 | .long 0 | |
fe068648 AP |
3208 | .Lctr_enc_info: |
3209 | .byte 9,0,0,0 | |
3210 | .rva se_handler | |
3211 | .rva .Lctr_enc_body,.Lctr_enc_epilogue # HandlerData[] | |
384e6de4 AP |
3212 | .rva .Lctr_enc_tail |
3213 | .long 0 | |
fe068648 AP |
3214 | .Lxts_enc_info: |
3215 | .byte 9,0,0,0 | |
3216 | .rva se_handler | |
3217 | .rva .Lxts_enc_body,.Lxts_enc_epilogue # HandlerData[] | |
384e6de4 AP |
3218 | .rva .Lxts_enc_tail |
3219 | .long 0 | |
fe068648 AP |
3220 | .Lxts_dec_info: |
3221 | .byte 9,0,0,0 | |
3222 | .rva se_handler | |
3223 | .rva .Lxts_dec_body,.Lxts_dec_epilogue # HandlerData[] | |
384e6de4 AP |
3224 | .rva .Lxts_dec_tail |
3225 | .long 0 | |
fe068648 AP |
3226 | ___ |
3227 | } | |
3228 | ||
4ec93a10 AP |
3229 | $code =~ s/\`([^\`]*)\`/eval($1)/gem; |
3230 | ||
3231 | print $code; | |
3232 | ||
3233 | close STDOUT; |