| blob | d67888f2a52ae1d8d5bfea88c8a48d6fd5b6ac4c |
1 /*
2 * x86_64/AVX2 assembler optimized version of Serpent
3 *
4 * Copyright © 2012-2013 Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
5 *
6 * Based on AVX assembler implementation of Serpent by:
7 * Copyright © 2012 Johannes Goetzfried
8 * <Johannes.Goetzfried@informatik.stud.uni-erlangen.de>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 */
17 #include <linux/linkage.h>
18 #include <asm/frame.h>
19 #include "glue_helper-asm-avx2.S"
21 .file "serpent-avx2-asm_64.S"
23 .section .rodata.cst16.bswap128_mask, "aM", @progbits, 16
24 .align 16
25 .Lbswap128_mask:
26 .byte 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0
28 .section .rodata.cst16.xts_gf128mul_and_shl1_mask_0, "aM", @progbits, 16
29 .align 16
30 .Lxts_gf128mul_and_shl1_mask_0:
31 .byte 0x87, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0
33 .section .rodata.cst16.xts_gf128mul_and_shl1_mask_1, "aM", @progbits, 16
34 .align 16
35 .Lxts_gf128mul_and_shl1_mask_1:
36 .byte 0x0e, 1, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0
38 .text
40 #define CTX %rdi
42 #define RNOT %ymm0
43 #define tp %ymm1
45 #define RA1 %ymm2
46 #define RA2 %ymm3
47 #define RB1 %ymm4
48 #define RB2 %ymm5
49 #define RC1 %ymm6
50 #define RC2 %ymm7
51 #define RD1 %ymm8
52 #define RD2 %ymm9
53 #define RE1 %ymm10
54 #define RE2 %ymm11
56 #define RK0 %ymm12
57 #define RK1 %ymm13
58 #define RK2 %ymm14
59 #define RK3 %ymm15
61 #define RK0x %xmm12
62 #define RK1x %xmm13
63 #define RK2x %xmm14
64 #define RK3x %xmm15
66 #define S0_1(x0, x1, x2, x3, x4) \
67 vpor x0, x3, tp; \
68 vpxor x3, x0, x0; \
69 vpxor x2, x3, x4; \
70 vpxor RNOT, x4, x4; \
71 vpxor x1, tp, x3; \
72 vpand x0, x1, x1; \
73 vpxor x4, x1, x1; \
74 vpxor x0, x2, x2;
75 #define S0_2(x0, x1, x2, x3, x4) \
76 vpxor x3, x0, x0; \
77 vpor x0, x4, x4; \
78 vpxor x2, x0, x0; \
79 vpand x1, x2, x2; \
80 vpxor x2, x3, x3; \
81 vpxor RNOT, x1, x1; \
82 vpxor x4, x2, x2; \
83 vpxor x2, x1, x1;
85 #define S1_1(x0, x1, x2, x3, x4) \
86 vpxor x0, x1, tp; \
87 vpxor x3, x0, x0; \
88 vpxor RNOT, x3, x3; \
89 vpand tp, x1, x4; \
90 vpor tp, x0, x0; \
91 vpxor x2, x3, x3; \
92 vpxor x3, x0, x0; \
93 vpxor x3, tp, x1;
94 #define S1_2(x0, x1, x2, x3, x4) \
95 vpxor x4, x3, x3; \
96 vpor x4, x1, x1; \
97 vpxor x2, x4, x4; \
98 vpand x0, x2, x2; \
99 vpxor x1, x2, x2; \
100 vpor x0, x1, x1; \
101 vpxor RNOT, x0, x0; \
102 vpxor x2, x0, x0; \
103 vpxor x1, x4, x4;
105 #define S2_1(x0, x1, x2, x3, x4) \
106 vpxor RNOT, x3, x3; \
107 vpxor x0, x1, x1; \
108 vpand x2, x0, tp; \
109 vpxor x3, tp, tp; \
110 vpor x0, x3, x3; \
111 vpxor x1, x2, x2; \
112 vpxor x1, x3, x3; \
113 vpand tp, x1, x1;
114 #define S2_2(x0, x1, x2, x3, x4) \
115 vpxor x2, tp, tp; \
116 vpand x3, x2, x2; \
117 vpor x1, x3, x3; \
118 vpxor RNOT, tp, tp; \
119 vpxor tp, x3, x3; \
120 vpxor tp, x0, x4; \
121 vpxor x2, tp, x0; \
122 vpor x2, x1, x1;
124 #define S3_1(x0, x1, x2, x3, x4) \
125 vpxor x3, x1, tp; \
126 vpor x0, x3, x3; \
127 vpand x0, x1, x4; \
128 vpxor x2, x0, x0; \
129 vpxor tp, x2, x2; \
130 vpand x3, tp, x1; \
131 vpxor x3, x2, x2; \
132 vpor x4, x0, x0; \
133 vpxor x3, x4, x4;
134 #define S3_2(x0, x1, x2, x3, x4) \
135 vpxor x0, x1, x1; \
136 vpand x3, x0, x0; \
137 vpand x4, x3, x3; \
138 vpxor x2, x3, x3; \
139 vpor x1, x4, x4; \
140 vpand x1, x2, x2; \
141 vpxor x3, x4, x4; \
142 vpxor x3, x0, x0; \
143 vpxor x2, x3, x3;
145 #define S4_1(x0, x1, x2, x3, x4) \
146 vpand x0, x3, tp; \
147 vpxor x3, x0, x0; \
148 vpxor x2, tp, tp; \
149 vpor x3, x2, x2; \
150 vpxor x1, x0, x0; \
151 vpxor tp, x3, x4; \
152 vpor x0, x2, x2; \
153 vpxor x1, x2, x2;
154 #define S4_2(x0, x1, x2, x3, x4) \
155 vpand x0, x1, x1; \
156 vpxor x4, x1, x1; \
157 vpand x2, x4, x4; \
158 vpxor tp, x2, x2; \
159 vpxor x0, x4, x4; \
160 vpor x1, tp, x3; \
161 vpxor RNOT, x1, x1; \
162 vpxor x0, x3, x3;
164 #define S5_1(x0, x1, x2, x3, x4) \
165 vpor x0, x1, tp; \
166 vpxor tp, x2, x2; \
167 vpxor RNOT, x3, x3; \
168 vpxor x0, x1, x4; \
169 vpxor x2, x0, x0; \
170 vpand x4, tp, x1; \
171 vpor x3, x4, x4; \
172 vpxor x0, x4, x4;
173 #define S5_2(x0, x1, x2, x3, x4) \
174 vpand x3, x0, x0; \
175 vpxor x3, x1, x1; \
176 vpxor x2, x3, x3; \
177 vpxor x1, x0, x0; \
178 vpand x4, x2, x2; \
179 vpxor x2, x1, x1; \
180 vpand x0, x2, x2; \
181 vpxor x2, x3, x3;
183 #define S6_1(x0, x1, x2, x3, x4) \
184 vpxor x0, x3, x3; \
185 vpxor x2, x1, tp; \
186 vpxor x0, x2, x2; \
187 vpand x3, x0, x0; \
188 vpor x3, tp, tp; \
189 vpxor RNOT, x1, x4; \
190 vpxor tp, x0, x0; \
191 vpxor x2, tp, x1;
192 #define S6_2(x0, x1, x2, x3, x4) \
193 vpxor x4, x3, x3; \
194 vpxor x0, x4, x4; \
195 vpand x0, x2, x2; \
196 vpxor x1, x4, x4; \
197 vpxor x3, x2, x2; \
198 vpand x1, x3, x3; \
199 vpxor x0, x3, x3; \
200 vpxor x2, x1, x1;
202 #define S7_1(x0, x1, x2, x3, x4) \
203 vpxor RNOT, x1, tp; \
204 vpxor RNOT, x0, x0; \
205 vpand x2, tp, x1; \
206 vpxor x3, x1, x1; \
207 vpor tp, x3, x3; \
208 vpxor x2, tp, x4; \
209 vpxor x3, x2, x2; \
210 vpxor x0, x3, x3; \
211 vpor x1, x0, x0;
212 #define S7_2(x0, x1, x2, x3, x4) \
213 vpand x0, x2, x2; \
214 vpxor x4, x0, x0; \
215 vpxor x3, x4, x4; \
216 vpand x0, x3, x3; \
217 vpxor x1, x4, x4; \
218 vpxor x4, x2, x2; \
219 vpxor x1, x3, x3; \
220 vpor x0, x4, x4; \
221 vpxor x1, x4, x4;
223 #define SI0_1(x0, x1, x2, x3, x4) \
224 vpxor x0, x1, x1; \
225 vpor x1, x3, tp; \
226 vpxor x1, x3, x4; \
227 vpxor RNOT, x0, x0; \
228 vpxor tp, x2, x2; \
229 vpxor x0, tp, x3; \
230 vpand x1, x0, x0; \
231 vpxor x2, x0, x0;
232 #define SI0_2(x0, x1, x2, x3, x4) \
233 vpand x3, x2, x2; \
234 vpxor x4, x3, x3; \
235 vpxor x3, x2, x2; \
236 vpxor x3, x1, x1; \
237 vpand x0, x3, x3; \
238 vpxor x0, x1, x1; \
239 vpxor x2, x0, x0; \
240 vpxor x3, x4, x4;
242 #define SI1_1(x0, x1, x2, x3, x4) \
243 vpxor x3, x1, x1; \
244 vpxor x2, x0, tp; \
245 vpxor RNOT, x2, x2; \
246 vpor x1, x0, x4; \
247 vpxor x3, x4, x4; \
248 vpand x1, x3, x3; \
249 vpxor x2, x1, x1; \
250 vpand x4, x2, x2;
251 #define SI1_2(x0, x1, x2, x3, x4) \
252 vpxor x1, x4, x4; \
253 vpor x3, x1, x1; \
254 vpxor tp, x3, x3; \
255 vpxor tp, x2, x2; \
256 vpor x4, tp, x0; \
257 vpxor x4, x2, x2; \
258 vpxor x0, x1, x1; \
259 vpxor x1, x4, x4;
261 #define SI2_1(x0, x1, x2, x3, x4) \
262 vpxor x1, x2, x2; \
263 vpxor RNOT, x3, tp; \
264 vpor x2, tp, tp; \
265 vpxor x3, x2, x2; \
266 vpxor x0, x3, x4; \
267 vpxor x1, tp, x3; \
268 vpor x2, x1, x1; \
269 vpxor x0, x2, x2;
270 #define SI2_2(x0, x1, x2, x3, x4) \
271 vpxor x4, x1, x1; \
272 vpor x3, x4, x4; \
273 vpxor x3, x2, x2; \
274 vpxor x2, x4, x4; \
275 vpand x1, x2, x2; \
276 vpxor x3, x2, x2; \
277 vpxor x4, x3, x3; \
278 vpxor x0, x4, x4;
280 #define SI3_1(x0, x1, x2, x3, x4) \
281 vpxor x1, x2, x2; \
282 vpand x2, x1, tp; \
283 vpxor x0, tp, tp; \
284 vpor x1, x0, x0; \
285 vpxor x3, x1, x4; \
286 vpxor x3, x0, x0; \
287 vpor tp, x3, x3; \
288 vpxor x2, tp, x1;
289 #define SI3_2(x0, x1, x2, x3, x4) \
290 vpxor x3, x1, x1; \
291 vpxor x2, x0, x0; \
292 vpxor x3, x2, x2; \
293 vpand x1, x3, x3; \
294 vpxor x0, x1, x1; \
295 vpand x2, x0, x0; \
296 vpxor x3, x4, x4; \
297 vpxor x0, x3, x3; \
298 vpxor x1, x0, x0;
300 #define SI4_1(x0, x1, x2, x3, x4) \
301 vpxor x3, x2, x2; \
302 vpand x1, x0, tp; \
303 vpxor x2, tp, tp; \
304 vpor x3, x2, x2; \
305 vpxor RNOT, x0, x4; \
306 vpxor tp, x1, x1; \
307 vpxor x2, tp, x0; \
308 vpand x4, x2, x2;
309 #define SI4_2(x0, x1, x2, x3, x4) \
310 vpxor x0, x2, x2; \
311 vpor x4, x0, x0; \
312 vpxor x3, x0, x0; \
313 vpand x2, x3, x3; \
314 vpxor x3, x4, x4; \
315 vpxor x1, x3, x3; \
316 vpand x0, x1, x1; \
317 vpxor x1, x4, x4; \
318 vpxor x3, x0, x0;
320 #define SI5_1(x0, x1, x2, x3, x4) \
321 vpor x2, x1, tp; \
322 vpxor x1, x2, x2; \
323 vpxor x3, tp, tp; \
324 vpand x1, x3, x3; \
325 vpxor x3, x2, x2; \
326 vpor x0, x3, x3; \
327 vpxor RNOT, x0, x0; \
328 vpxor x2, x3, x3; \
329 vpor x0, x2, x2;
330 #define SI5_2(x0, x1, x2, x3, x4) \
331 vpxor tp, x1, x4; \
332 vpxor x4, x2, x2; \
333 vpand x0, x4, x4; \
334 vpxor tp, x0, x0; \
335 vpxor x3, tp, x1; \
336 vpand x2, x0, x0; \
337 vpxor x3, x2, x2; \
338 vpxor x2, x0, x0; \
339 vpxor x4, x2, x2; \
340 vpxor x3, x4, x4;
342 #define SI6_1(x0, x1, x2, x3, x4) \
343 vpxor x2, x0, x0; \
344 vpand x3, x0, tp; \
345 vpxor x3, x2, x2; \
346 vpxor x2, tp, tp; \
347 vpxor x1, x3, x3; \
348 vpor x0, x2, x2; \
349 vpxor x3, x2, x2; \
350 vpand tp, x3, x3;
351 #define SI6_2(x0, x1, x2, x3, x4) \
352 vpxor RNOT, tp, tp; \
353 vpxor x1, x3, x3; \
354 vpand x2, x1, x1; \
355 vpxor tp, x0, x4; \
356 vpxor x4, x3, x3; \
357 vpxor x2, x4, x4; \
358 vpxor x1, tp, x0; \
359 vpxor x0, x2, x2;
361 #define SI7_1(x0, x1, x2, x3, x4) \
362 vpand x0, x3, tp; \
363 vpxor x2, x0, x0; \
364 vpor x3, x2, x2; \
365 vpxor x1, x3, x4; \
366 vpxor RNOT, x0, x0; \
367 vpor tp, x1, x1; \
368 vpxor x0, x4, x4; \
369 vpand x2, x0, x0; \
370 vpxor x1, x0, x0;
371 #define SI7_2(x0, x1, x2, x3, x4) \
372 vpand x2, x1, x1; \
373 vpxor x2, tp, x3; \
374 vpxor x3, x4, x4; \
375 vpand x3, x2, x2; \
376 vpor x0, x3, x3; \
377 vpxor x4, x1, x1; \
378 vpxor x4, x3, x3; \
379 vpand x0, x4, x4; \
380 vpxor x2, x4, x4;
382 #define get_key(i,j,t) \
383 vpbroadcastd (4*(i)+(j))*4(CTX), t;
385 #define K2(x0, x1, x2, x3, x4, i) \
386 get_key(i, 0, RK0); \
387 get_key(i, 1, RK1); \
388 get_key(i, 2, RK2); \
389 get_key(i, 3, RK3); \
390 vpxor RK0, x0 ## 1, x0 ## 1; \
391 vpxor RK1, x1 ## 1, x1 ## 1; \
392 vpxor RK2, x2 ## 1, x2 ## 1; \
393 vpxor RK3, x3 ## 1, x3 ## 1; \
394 vpxor RK0, x0 ## 2, x0 ## 2; \
395 vpxor RK1, x1 ## 2, x1 ## 2; \
396 vpxor RK2, x2 ## 2, x2 ## 2; \
397 vpxor RK3, x3 ## 2, x3 ## 2;
399 #define LK2(x0, x1, x2, x3, x4, i) \
400 vpslld $13, x0 ## 1, x4 ## 1; \
401 vpsrld $(32 - 13), x0 ## 1, x0 ## 1; \
402 vpor x4 ## 1, x0 ## 1, x0 ## 1; \
403 vpxor x0 ## 1, x1 ## 1, x1 ## 1; \
404 vpslld $3, x2 ## 1, x4 ## 1; \
405 vpsrld $(32 - 3), x2 ## 1, x2 ## 1; \
406 vpor x4 ## 1, x2 ## 1, x2 ## 1; \
407 vpxor x2 ## 1, x1 ## 1, x1 ## 1; \
408 vpslld $13, x0 ## 2, x4 ## 2; \
409 vpsrld $(32 - 13), x0 ## 2, x0 ## 2; \
410 vpor x4 ## 2, x0 ## 2, x0 ## 2; \
411 vpxor x0 ## 2, x1 ## 2, x1 ## 2; \
412 vpslld $3, x2 ## 2, x4 ## 2; \
413 vpsrld $(32 - 3), x2 ## 2, x2 ## 2; \
414 vpor x4 ## 2, x2 ## 2, x2 ## 2; \
415 vpxor x2 ## 2, x1 ## 2, x1 ## 2; \
416 vpslld $1, x1 ## 1, x4 ## 1; \
417 vpsrld $(32 - 1), x1 ## 1, x1 ## 1; \
418 vpor x4 ## 1, x1 ## 1, x1 ## 1; \
419 vpslld $3, x0 ## 1, x4 ## 1; \
420 vpxor x2 ## 1, x3 ## 1, x3 ## 1; \
421 vpxor x4 ## 1, x3 ## 1, x3 ## 1; \
422 get_key(i, 1, RK1); \
423 vpslld $1, x1 ## 2, x4 ## 2; \
424 vpsrld $(32 - 1), x1 ## 2, x1 ## 2; \
425 vpor x4 ## 2, x1 ## 2, x1 ## 2; \
426 vpslld $3, x0 ## 2, x4 ## 2; \
427 vpxor x2 ## 2, x3 ## 2, x3 ## 2; \
428 vpxor x4 ## 2, x3 ## 2, x3 ## 2; \
429 get_key(i, 3, RK3); \
430 vpslld $7, x3 ## 1, x4 ## 1; \
431 vpsrld $(32 - 7), x3 ## 1, x3 ## 1; \
432 vpor x4 ## 1, x3 ## 1, x3 ## 1; \
433 vpslld $7, x1 ## 1, x4 ## 1; \
434 vpxor x1 ## 1, x0 ## 1, x0 ## 1; \
435 vpxor x3 ## 1, x0 ## 1, x0 ## 1; \
436 vpxor x3 ## 1, x2 ## 1, x2 ## 1; \
437 vpxor x4 ## 1, x2 ## 1, x2 ## 1; \
438 get_key(i, 0, RK0); \
439 vpslld $7, x3 ## 2, x4 ## 2; \
440 vpsrld $(32 - 7), x3 ## 2, x3 ## 2; \
441 vpor x4 ## 2, x3 ## 2, x3 ## 2; \
442 vpslld $7, x1 ## 2, x4 ## 2; \
443 vpxor x1 ## 2, x0 ## 2, x0 ## 2; \
444 vpxor x3 ## 2, x0 ## 2, x0 ## 2; \
445 vpxor x3 ## 2, x2 ## 2, x2 ## 2; \
446 vpxor x4 ## 2, x2 ## 2, x2 ## 2; \
447 get_key(i, 2, RK2); \
448 vpxor RK1, x1 ## 1, x1 ## 1; \
449 vpxor RK3, x3 ## 1, x3 ## 1; \
450 vpslld $5, x0 ## 1, x4 ## 1; \
451 vpsrld $(32 - 5), x0 ## 1, x0 ## 1; \
452 vpor x4 ## 1, x0 ## 1, x0 ## 1; \
453 vpslld $22, x2 ## 1, x4 ## 1; \
454 vpsrld $(32 - 22), x2 ## 1, x2 ## 1; \
455 vpor x4 ## 1, x2 ## 1, x2 ## 1; \
456 vpxor RK0, x0 ## 1, x0 ## 1; \
457 vpxor RK2, x2 ## 1, x2 ## 1; \
458 vpxor RK1, x1 ## 2, x1 ## 2; \
459 vpxor RK3, x3 ## 2, x3 ## 2; \
460 vpslld $5, x0 ## 2, x4 ## 2; \
461 vpsrld $(32 - 5), x0 ## 2, x0 ## 2; \
462 vpor x4 ## 2, x0 ## 2, x0 ## 2; \
463 vpslld $22, x2 ## 2, x4 ## 2; \
464 vpsrld $(32 - 22), x2 ## 2, x2 ## 2; \
465 vpor x4 ## 2, x2 ## 2, x2 ## 2; \
466 vpxor RK0, x0 ## 2, x0 ## 2; \
467 vpxor RK2, x2 ## 2, x2 ## 2;
469 #define KL2(x0, x1, x2, x3, x4, i) \
470 vpxor RK0, x0 ## 1, x0 ## 1; \
471 vpxor RK2, x2 ## 1, x2 ## 1; \
472 vpsrld $5, x0 ## 1, x4 ## 1; \
473 vpslld $(32 - 5), x0 ## 1, x0 ## 1; \
474 vpor x4 ## 1, x0 ## 1, x0 ## 1; \
475 vpxor RK3, x3 ## 1, x3 ## 1; \
476 vpxor RK1, x1 ## 1, x1 ## 1; \
477 vpsrld $22, x2 ## 1, x4 ## 1; \
478 vpslld $(32 - 22), x2 ## 1, x2 ## 1; \
479 vpor x4 ## 1, x2 ## 1, x2 ## 1; \
480 vpxor x3 ## 1, x2 ## 1, x2 ## 1; \
481 vpxor RK0, x0 ## 2, x0 ## 2; \
482 vpxor RK2, x2 ## 2, x2 ## 2; \
483 vpsrld $5, x0 ## 2, x4 ## 2; \
484 vpslld $(32 - 5), x0 ## 2, x0 ## 2; \
485 vpor x4 ## 2, x0 ## 2, x0 ## 2; \
486 vpxor RK3, x3 ## 2, x3 ## 2; \
487 vpxor RK1, x1 ## 2, x1 ## 2; \
488 vpsrld $22, x2 ## 2, x4 ## 2; \
489 vpslld $(32 - 22), x2 ## 2, x2 ## 2; \
490 vpor x4 ## 2, x2 ## 2, x2 ## 2; \
491 vpxor x3 ## 2, x2 ## 2, x2 ## 2; \
492 vpxor x3 ## 1, x0 ## 1, x0 ## 1; \
493 vpslld $7, x1 ## 1, x4 ## 1; \
494 vpxor x1 ## 1, x0 ## 1, x0 ## 1; \
495 vpxor x4 ## 1, x2 ## 1, x2 ## 1; \
496 vpsrld $1, x1 ## 1, x4 ## 1; \
497 vpslld $(32 - 1), x1 ## 1, x1 ## 1; \
498 vpor x4 ## 1, x1 ## 1, x1 ## 1; \
499 vpxor x3 ## 2, x0 ## 2, x0 ## 2; \
500 vpslld $7, x1 ## 2, x4 ## 2; \
501 vpxor x1 ## 2, x0 ## 2, x0 ## 2; \
502 vpxor x4 ## 2, x2 ## 2, x2 ## 2; \
503 vpsrld $1, x1 ## 2, x4 ## 2; \
504 vpslld $(32 - 1), x1 ## 2, x1 ## 2; \
505 vpor x4 ## 2, x1 ## 2, x1 ## 2; \
506 vpsrld $7, x3 ## 1, x4 ## 1; \
507 vpslld $(32 - 7), x3 ## 1, x3 ## 1; \
508 vpor x4 ## 1, x3 ## 1, x3 ## 1; \
509 vpxor x0 ## 1, x1 ## 1, x1 ## 1; \
510 vpslld $3, x0 ## 1, x4 ## 1; \
511 vpxor x4 ## 1, x3 ## 1, x3 ## 1; \
512 vpsrld $7, x3 ## 2, x4 ## 2; \
513 vpslld $(32 - 7), x3 ## 2, x3 ## 2; \
514 vpor x4 ## 2, x3 ## 2, x3 ## 2; \
515 vpxor x0 ## 2, x1 ## 2, x1 ## 2; \
516 vpslld $3, x0 ## 2, x4 ## 2; \
517 vpxor x4 ## 2, x3 ## 2, x3 ## 2; \
518 vpsrld $13, x0 ## 1, x4 ## 1; \
519 vpslld $(32 - 13), x0 ## 1, x0 ## 1; \
520 vpor x4 ## 1, x0 ## 1, x0 ## 1; \
521 vpxor x2 ## 1, x1 ## 1, x1 ## 1; \
522 vpxor x2 ## 1, x3 ## 1, x3 ## 1; \
523 vpsrld $3, x2 ## 1, x4 ## 1; \
524 vpslld $(32 - 3), x2 ## 1, x2 ## 1; \
525 vpor x4 ## 1, x2 ## 1, x2 ## 1; \
526 vpsrld $13, x0 ## 2, x4 ## 2; \
527 vpslld $(32 - 13), x0 ## 2, x0 ## 2; \
528 vpor x4 ## 2, x0 ## 2, x0 ## 2; \
529 vpxor x2 ## 2, x1 ## 2, x1 ## 2; \
530 vpxor x2 ## 2, x3 ## 2, x3 ## 2; \
531 vpsrld $3, x2 ## 2, x4 ## 2; \
532 vpslld $(32 - 3), x2 ## 2, x2 ## 2; \
533 vpor x4 ## 2, x2 ## 2, x2 ## 2;
535 #define S(SBOX, x0, x1, x2, x3, x4) \
536 SBOX ## _1(x0 ## 1, x1 ## 1, x2 ## 1, x3 ## 1, x4 ## 1); \
537 SBOX ## _2(x0 ## 1, x1 ## 1, x2 ## 1, x3 ## 1, x4 ## 1); \
538 SBOX ## _1(x0 ## 2, x1 ## 2, x2 ## 2, x3 ## 2, x4 ## 2); \
539 SBOX ## _2(x0 ## 2, x1 ## 2, x2 ## 2, x3 ## 2, x4 ## 2);
541 #define SP(SBOX, x0, x1, x2, x3, x4, i) \
542 get_key(i, 0, RK0); \
543 SBOX ## _1(x0 ## 1, x1 ## 1, x2 ## 1, x3 ## 1, x4 ## 1); \
544 get_key(i, 2, RK2); \
545 SBOX ## _2(x0 ## 1, x1 ## 1, x2 ## 1, x3 ## 1, x4 ## 1); \
546 get_key(i, 3, RK3); \
547 SBOX ## _1(x0 ## 2, x1 ## 2, x2 ## 2, x3 ## 2, x4 ## 2); \
548 get_key(i, 1, RK1); \
549 SBOX ## _2(x0 ## 2, x1 ## 2, x2 ## 2, x3 ## 2, x4 ## 2); \
551 #define transpose_4x4(x0, x1, x2, x3, t0, t1, t2) \
552 vpunpckldq x1, x0, t0; \
553 vpunpckhdq x1, x0, t2; \
554 vpunpckldq x3, x2, t1; \
555 vpunpckhdq x3, x2, x3; \
556 \
557 vpunpcklqdq t1, t0, x0; \
558 vpunpckhqdq t1, t0, x1; \
559 vpunpcklqdq x3, t2, x2; \
560 vpunpckhqdq x3, t2, x3;
562 #define read_blocks(x0, x1, x2, x3, t0, t1, t2) \
563 transpose_4x4(x0, x1, x2, x3, t0, t1, t2)
565 #define write_blocks(x0, x1, x2, x3, t0, t1, t2) \
566 transpose_4x4(x0, x1, x2, x3, t0, t1, t2)
568 .align 8
569 __serpent_enc_blk16:
570 /* input:
571 * %rdi: ctx, CTX
572 * RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2: plaintext
573 * output:
574 * RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2: ciphertext
575 */
577 vpcmpeqd RNOT, RNOT, RNOT;
579 read_blocks(RA1, RB1, RC1, RD1, RK0, RK1, RK2);
580 read_blocks(RA2, RB2, RC2, RD2, RK0, RK1, RK2);
582 K2(RA, RB, RC, RD, RE, 0);
583 S(S0, RA, RB, RC, RD, RE); LK2(RC, RB, RD, RA, RE, 1);
584 S(S1, RC, RB, RD, RA, RE); LK2(RE, RD, RA, RC, RB, 2);
585 S(S2, RE, RD, RA, RC, RB); LK2(RB, RD, RE, RC, RA, 3);
586 S(S3, RB, RD, RE, RC, RA); LK2(RC, RA, RD, RB, RE, 4);
587 S(S4, RC, RA, RD, RB, RE); LK2(RA, RD, RB, RE, RC, 5);
588 S(S5, RA, RD, RB, RE, RC); LK2(RC, RA, RD, RE, RB, 6);
589 S(S6, RC, RA, RD, RE, RB); LK2(RD, RB, RA, RE, RC, 7);
590 S(S7, RD, RB, RA, RE, RC); LK2(RC, RA, RE, RD, RB, 8);
591 S(S0, RC, RA, RE, RD, RB); LK2(RE, RA, RD, RC, RB, 9);
592 S(S1, RE, RA, RD, RC, RB); LK2(RB, RD, RC, RE, RA, 10);
593 S(S2, RB, RD, RC, RE, RA); LK2(RA, RD, RB, RE, RC, 11);
594 S(S3, RA, RD, RB, RE, RC); LK2(RE, RC, RD, RA, RB, 12);
595 S(S4, RE, RC, RD, RA, RB); LK2(RC, RD, RA, RB, RE, 13);
596 S(S5, RC, RD, RA, RB, RE); LK2(RE, RC, RD, RB, RA, 14);
597 S(S6, RE, RC, RD, RB, RA); LK2(RD, RA, RC, RB, RE, 15);
598 S(S7, RD, RA, RC, RB, RE); LK2(RE, RC, RB, RD, RA, 16);
599 S(S0, RE, RC, RB, RD, RA); LK2(RB, RC, RD, RE, RA, 17);
600 S(S1, RB, RC, RD, RE, RA); LK2(RA, RD, RE, RB, RC, 18);
601 S(S2, RA, RD, RE, RB, RC); LK2(RC, RD, RA, RB, RE, 19);
602 S(S3, RC, RD, RA, RB, RE); LK2(RB, RE, RD, RC, RA, 20);
603 S(S4, RB, RE, RD, RC, RA); LK2(RE, RD, RC, RA, RB, 21);
604 S(S5, RE, RD, RC, RA, RB); LK2(RB, RE, RD, RA, RC, 22);
605 S(S6, RB, RE, RD, RA, RC); LK2(RD, RC, RE, RA, RB, 23);
606 S(S7, RD, RC, RE, RA, RB); LK2(RB, RE, RA, RD, RC, 24);
607 S(S0, RB, RE, RA, RD, RC); LK2(RA, RE, RD, RB, RC, 25);
608 S(S1, RA, RE, RD, RB, RC); LK2(RC, RD, RB, RA, RE, 26);
609 S(S2, RC, RD, RB, RA, RE); LK2(RE, RD, RC, RA, RB, 27);
610 S(S3, RE, RD, RC, RA, RB); LK2(RA, RB, RD, RE, RC, 28);
611 S(S4, RA, RB, RD, RE, RC); LK2(RB, RD, RE, RC, RA, 29);
612 S(S5, RB, RD, RE, RC, RA); LK2(RA, RB, RD, RC, RE, 30);
613 S(S6, RA, RB, RD, RC, RE); LK2(RD, RE, RB, RC, RA, 31);
614 S(S7, RD, RE, RB, RC, RA); K2(RA, RB, RC, RD, RE, 32);
616 write_blocks(RA1, RB1, RC1, RD1, RK0, RK1, RK2);
617 write_blocks(RA2, RB2, RC2, RD2, RK0, RK1, RK2);
619 ret;
620 ENDPROC(__serpent_enc_blk16)
622 .align 8
623 __serpent_dec_blk16:
624 /* input:
625 * %rdi: ctx, CTX
626 * RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2: ciphertext
627 * output:
628 * RC1, RD1, RB1, RE1, RC2, RD2, RB2, RE2: plaintext
629 */
631 vpcmpeqd RNOT, RNOT, RNOT;
633 read_blocks(RA1, RB1, RC1, RD1, RK0, RK1, RK2);
634 read_blocks(RA2, RB2, RC2, RD2, RK0, RK1, RK2);
636 K2(RA, RB, RC, RD, RE, 32);
637 SP(SI7, RA, RB, RC, RD, RE, 31); KL2(RB, RD, RA, RE, RC, 31);
638 SP(SI6, RB, RD, RA, RE, RC, 30); KL2(RA, RC, RE, RB, RD, 30);
639 SP(SI5, RA, RC, RE, RB, RD, 29); KL2(RC, RD, RA, RE, RB, 29);
640 SP(SI4, RC, RD, RA, RE, RB, 28); KL2(RC, RA, RB, RE, RD, 28);
641 SP(SI3, RC, RA, RB, RE, RD, 27); KL2(RB, RC, RD, RE, RA, 27);
642 SP(SI2, RB, RC, RD, RE, RA, 26); KL2(RC, RA, RE, RD, RB, 26);
643 SP(SI1, RC, RA, RE, RD, RB, 25); KL2(RB, RA, RE, RD, RC, 25);
644 SP(SI0, RB, RA, RE, RD, RC, 24); KL2(RE, RC, RA, RB, RD, 24);
645 SP(SI7, RE, RC, RA, RB, RD, 23); KL2(RC, RB, RE, RD, RA, 23);
646 SP(SI6, RC, RB, RE, RD, RA, 22); KL2(RE, RA, RD, RC, RB, 22);
647 SP(SI5, RE, RA, RD, RC, RB, 21); KL2(RA, RB, RE, RD, RC, 21);
648 SP(SI4, RA, RB, RE, RD, RC, 20); KL2(RA, RE, RC, RD, RB, 20);
649 SP(SI3, RA, RE, RC, RD, RB, 19); KL2(RC, RA, RB, RD, RE, 19);
650 SP(SI2, RC, RA, RB, RD, RE, 18); KL2(RA, RE, RD, RB, RC, 18);
651 SP(SI1, RA, RE, RD, RB, RC, 17); KL2(RC, RE, RD, RB, RA, 17);
652 SP(SI0, RC, RE, RD, RB, RA, 16); KL2(RD, RA, RE, RC, RB, 16);
653 SP(SI7, RD, RA, RE, RC, RB, 15); KL2(RA, RC, RD, RB, RE, 15);
654 SP(SI6, RA, RC, RD, RB, RE, 14); KL2(RD, RE, RB, RA, RC, 14);
655 SP(SI5, RD, RE, RB, RA, RC, 13); KL2(RE, RC, RD, RB, RA, 13);
656 SP(SI4, RE, RC, RD, RB, RA, 12); KL2(RE, RD, RA, RB, RC, 12);
657 SP(SI3, RE, RD, RA, RB, RC, 11); KL2(RA, RE, RC, RB, RD, 11);
658 SP(SI2, RA, RE, RC, RB, RD, 10); KL2(RE, RD, RB, RC, RA, 10);
659 SP(SI1, RE, RD, RB, RC, RA, 9); KL2(RA, RD, RB, RC, RE, 9);
660 SP(SI0, RA, RD, RB, RC, RE, 8); KL2(RB, RE, RD, RA, RC, 8);
661 SP(SI7, RB, RE, RD, RA, RC, 7); KL2(RE, RA, RB, RC, RD, 7);
662 SP(SI6, RE, RA, RB, RC, RD, 6); KL2(RB, RD, RC, RE, RA, 6);
663 SP(SI5, RB, RD, RC, RE, RA, 5); KL2(RD, RA, RB, RC, RE, 5);
664 SP(SI4, RD, RA, RB, RC, RE, 4); KL2(RD, RB, RE, RC, RA, 4);
665 SP(SI3, RD, RB, RE, RC, RA, 3); KL2(RE, RD, RA, RC, RB, 3);
666 SP(SI2, RE, RD, RA, RC, RB, 2); KL2(RD, RB, RC, RA, RE, 2);
667 SP(SI1, RD, RB, RC, RA, RE, 1); KL2(RE, RB, RC, RA, RD, 1);
668 S(SI0, RE, RB, RC, RA, RD); K2(RC, RD, RB, RE, RA, 0);
670 write_blocks(RC1, RD1, RB1, RE1, RK0, RK1, RK2);
671 write_blocks(RC2, RD2, RB2, RE2, RK0, RK1, RK2);
673 ret;
674 ENDPROC(__serpent_dec_blk16)
676 ENTRY(serpent_ecb_enc_16way)
677 /* input:
678 * %rdi: ctx, CTX
679 * %rsi: dst
680 * %rdx: src
681 */
682 FRAME_BEGIN
684 vzeroupper;
686 load_16way(%rdx, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
688 call __serpent_enc_blk16;
690 store_16way(%rsi, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
692 vzeroupper;
694 FRAME_END
695 ret;
696 ENDPROC(serpent_ecb_enc_16way)
698 ENTRY(serpent_ecb_dec_16way)
699 /* input:
700 * %rdi: ctx, CTX
701 * %rsi: dst
702 * %rdx: src
703 */
704 FRAME_BEGIN
706 vzeroupper;
708 load_16way(%rdx, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
710 call __serpent_dec_blk16;
712 store_16way(%rsi, RC1, RD1, RB1, RE1, RC2, RD2, RB2, RE2);
714 vzeroupper;
716 FRAME_END
717 ret;
718 ENDPROC(serpent_ecb_dec_16way)
720 ENTRY(serpent_cbc_dec_16way)
721 /* input:
722 * %rdi: ctx, CTX
723 * %rsi: dst
724 * %rdx: src
725 */
726 FRAME_BEGIN
728 vzeroupper;
730 load_16way(%rdx, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
732 call __serpent_dec_blk16;
734 store_cbc_16way(%rdx, %rsi, RC1, RD1, RB1, RE1, RC2, RD2, RB2, RE2,
735 RK0);
737 vzeroupper;
739 FRAME_END
740 ret;
741 ENDPROC(serpent_cbc_dec_16way)
743 ENTRY(serpent_ctr_16way)
744 /* input:
745 * %rdi: ctx, CTX
746 * %rsi: dst (16 blocks)
747 * %rdx: src (16 blocks)
748 * %rcx: iv (little endian, 128bit)
749 */
750 FRAME_BEGIN
752 vzeroupper;
754 load_ctr_16way(%rcx, .Lbswap128_mask, RA1, RB1, RC1, RD1, RA2, RB2, RC2,
755 RD2, RK0, RK0x, RK1, RK1x, RK2, RK2x, RK3, RK3x, RNOT,
756 tp);
758 call __serpent_enc_blk16;
760 store_ctr_16way(%rdx, %rsi, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
762 vzeroupper;
764 FRAME_END
765 ret;
766 ENDPROC(serpent_ctr_16way)
768 ENTRY(serpent_xts_enc_16way)
769 /* input:
770 * %rdi: ctx, CTX
771 * %rsi: dst (16 blocks)
772 * %rdx: src (16 blocks)
773 * %rcx: iv (t ⊕ αⁿ ∈ GF(2¹²⁸))
774 */
775 FRAME_BEGIN
777 vzeroupper;
779 load_xts_16way(%rcx, %rdx, %rsi, RA1, RB1, RC1, RD1, RA2, RB2, RC2,
780 RD2, RK0, RK0x, RK1, RK1x, RK2, RK2x, RK3, RK3x, RNOT,
781 .Lxts_gf128mul_and_shl1_mask_0,
782 .Lxts_gf128mul_and_shl1_mask_1);
784 call __serpent_enc_blk16;
786 store_xts_16way(%rsi, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
788 vzeroupper;
790 FRAME_END
791 ret;
792 ENDPROC(serpent_xts_enc_16way)
794 ENTRY(serpent_xts_dec_16way)
795 /* input:
796 * %rdi: ctx, CTX
797 * %rsi: dst (16 blocks)
798 * %rdx: src (16 blocks)
799 * %rcx: iv (t ⊕ αⁿ ∈ GF(2¹²⁸))
800 */
801 FRAME_BEGIN
803 vzeroupper;
805 load_xts_16way(%rcx, %rdx, %rsi, RA1, RB1, RC1, RD1, RA2, RB2, RC2,
806 RD2, RK0, RK0x, RK1, RK1x, RK2, RK2x, RK3, RK3x, RNOT,
807 .Lxts_gf128mul_and_shl1_mask_0,
808 .Lxts_gf128mul_and_shl1_mask_1);
810 call __serpent_dec_blk16;
812 store_xts_16way(%rsi, RC1, RD1, RB1, RE1, RC2, RD2, RB2, RE2);
814 vzeroupper;
816 FRAME_END
817 ret;
818 ENDPROC(serpent_xts_dec_16way)