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1 #!/usr/bin/env perl | |
2 # | |
3 # ==================================================================== | |
4 # Written by Andy Polyakov <appro@fy.chalmers.se> for the OpenSSL | |
5 # project. The module is, however, dual licensed under OpenSSL and | |
6 # CRYPTOGAMS licenses depending on where you obtain it. For further | |
7 # details see http://www.openssl.org/~appro/cryptogams/. | |
8 # ==================================================================== | |
9 # | |
10 # SHA512 block transform for x86. September 2007. | |
11 # | |
12 # Performance in clock cycles per processed byte (less is better): | |
13 # | |
14 # Pentium PIII P4 AMD K8 Core2 | |
15 # gcc 100 75 116 54 66 | |
16 # icc 97 77 95 55 57 | |
17 # x86 asm 61 56 82 36 40 | |
18 # SSE2 asm - - 38 24 20 | |
19 # x86_64 asm(*) - - 30 10.0 10.5 | |
20 # | |
21 # (*) x86_64 assembler performance is presented for reference | |
22 # purposes. | |
23 # | |
24 # IALU code-path is optimized for elder Pentiums. On vanilla Pentium | |
25 # performance improvement over compiler generated code reaches ~60%, | |
26 # while on PIII - ~35%. On newer µ-archs improvement varies from 15% | |
27 # to 50%, but it's less important as they are expected to execute SSE2 | |
28 # code-path, which is commonly ~2-3x faster [than compiler generated | |
29 # code]. SSE2 code-path is as fast as original sha512-sse2.pl, even | |
30 # though it does not use 128-bit operations. The latter means that | |
31 # SSE2-aware kernel is no longer required to execute the code. Another | |
32 # difference is that new code optimizes amount of writes, but at the | |
33 # cost of increased data cache "footprint" by 1/2KB. | |
34 | |
35 $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; | |
36 push(@INC,"${dir}","${dir}../../perlasm"); | |
37 require "x86asm.pl"; | |
38 | |
39 &asm_init($ARGV[0],"sha512-586.pl",$ARGV[$#ARGV] eq "386"); | |
40 | |
41 $sse2=0; | |
42 for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); } | |
43 | |
44 &external_label("OPENSSL_ia32cap_P") if ($sse2); | |
45 | |
46 $Tlo=&DWP(0,"esp"); $Thi=&DWP(4,"esp"); | |
47 $Alo=&DWP(8,"esp"); $Ahi=&DWP(8+4,"esp"); | |
48 $Blo=&DWP(16,"esp"); $Bhi=&DWP(16+4,"esp"); | |
49 $Clo=&DWP(24,"esp"); $Chi=&DWP(24+4,"esp"); | |
50 $Dlo=&DWP(32,"esp"); $Dhi=&DWP(32+4,"esp"); | |
51 $Elo=&DWP(40,"esp"); $Ehi=&DWP(40+4,"esp"); | |
52 $Flo=&DWP(48,"esp"); $Fhi=&DWP(48+4,"esp"); | |
53 $Glo=&DWP(56,"esp"); $Ghi=&DWP(56+4,"esp"); | |
54 $Hlo=&DWP(64,"esp"); $Hhi=&DWP(64+4,"esp"); | |
55 $K512="ebp"; | |
56 | |
57 $Asse2=&QWP(0,"esp"); | |
58 $Bsse2=&QWP(8,"esp"); | |
59 $Csse2=&QWP(16,"esp"); | |
60 $Dsse2=&QWP(24,"esp"); | |
61 $Esse2=&QWP(32,"esp"); | |
62 $Fsse2=&QWP(40,"esp"); | |
63 $Gsse2=&QWP(48,"esp"); | |
64 $Hsse2=&QWP(56,"esp"); | |
65 | |
66 $A="mm0"; # B-D and | |
67 $E="mm4"; # F-H are commonly loaded to respectively mm1-mm3 and | |
68 # mm5-mm7, but it's done on on-demand basis... | |
69 | |
70 sub BODY_00_15_sse2 { | |
71 my $prefetch=shift; | |
72 | |
73 &movq ("mm5",$Fsse2); # load f | |
74 &movq ("mm6",$Gsse2); # load g | |
75 &movq ("mm7",$Hsse2); # load h | |
76 | |
77 &movq ("mm1",$E); # %mm1 is sliding right | |
78 &movq ("mm2",$E); # %mm2 is sliding left | |
79 &psrlq ("mm1",14); | |
80 &movq ($Esse2,$E); # modulo-scheduled save e | |
81 &psllq ("mm2",23); | |
82 &movq ("mm3","mm1"); # %mm3 is T1 | |
83 &psrlq ("mm1",4); | |
84 &pxor ("mm3","mm2"); | |
85 &psllq ("mm2",23); | |
86 &pxor ("mm3","mm1"); | |
87 &psrlq ("mm1",23); | |
88 &pxor ("mm3","mm2"); | |
89 &psllq ("mm2",4); | |
90 &pxor ("mm3","mm1"); | |
91 &paddq ("mm7",QWP(0,$K512)); # h+=K512[i] | |
92 &pxor ("mm3","mm2"); # T1=Sigma1_512(e) | |
93 | |
94 &pxor ("mm5","mm6"); # f^=g | |
95 &movq ("mm1",$Bsse2); # load b | |
96 &pand ("mm5",$E); # f&=e | |
97 &movq ("mm2",$Csse2); # load c | |
98 &pxor ("mm5","mm6"); # f^=g | |
99 &movq ($E,$Dsse2); # e = load d | |
100 &paddq ("mm3","mm5"); # T1+=Ch(e,f,g) | |
101 &movq (&QWP(0,"esp"),$A); # modulo-scheduled save a | |
102 &paddq ("mm3","mm7"); # T1+=h | |
103 | |
104 &movq ("mm5",$A); # %mm5 is sliding right | |
105 &movq ("mm6",$A); # %mm6 is sliding left | |
106 &paddq ("mm3",&QWP(8*9,"esp")); # T1+=X[0] | |
107 &psrlq ("mm5",28); | |
108 &paddq ($E,"mm3"); # e += T1 | |
109 &psllq ("mm6",25); | |
110 &movq ("mm7","mm5"); # %mm7 is T2 | |
111 &psrlq ("mm5",6); | |
112 &pxor ("mm7","mm6"); | |
113 &psllq ("mm6",5); | |
114 &pxor ("mm7","mm5"); | |
115 &psrlq ("mm5",5); | |
116 &pxor ("mm7","mm6"); | |
117 &psllq ("mm6",6); | |
118 &pxor ("mm7","mm5"); | |
119 &sub ("esp",8); | |
120 &pxor ("mm7","mm6"); # T2=Sigma0_512(a) | |
121 | |
122 &movq ("mm5",$A); # %mm5=a | |
123 &por ($A,"mm2"); # a=a|c | |
124 &movq ("mm6",&QWP(8*(9+16-14),"esp")) if ($prefetch); | |
125 &pand ("mm5","mm2"); # %mm5=a&c | |
126 &pand ($A,"mm1"); # a=(a|c)&b | |
127 &movq ("mm2",&QWP(8*(9+16-1),"esp")) if ($prefetch); | |
128 &por ("mm5",$A); # %mm5=(a&c)|((a|c)&b) | |
129 &paddq ("mm7","mm5"); # T2+=Maj(a,b,c) | |
130 &movq ($A,"mm3"); # a=T1 | |
131 | |
132 &mov (&LB("edx"),&BP(0,$K512)); | |
133 &paddq ($A,"mm7"); # a+=T2 | |
134 &add ($K512,8); | |
135 } | |
136 | |
137 sub BODY_00_15_x86 { | |
138 #define Sigma1(x) (ROTR((x),14) ^ ROTR((x),18) ^ ROTR((x),41)) | |
139 # LO lo>>14^hi<<18 ^ lo>>18^hi<<14 ^ hi>>9^lo<<23 | |
140 # HI hi>>14^lo<<18 ^ hi>>18^lo<<14 ^ lo>>9^hi<<23 | |
141 &mov ("ecx",$Elo); | |
142 &mov ("edx",$Ehi); | |
143 &mov ("esi","ecx"); | |
144 | |
145 &shr ("ecx",9); # lo>>9 | |
146 &mov ("edi","edx"); | |
147 &shr ("edx",9); # hi>>9 | |
148 &mov ("ebx","ecx"); | |
149 &shl ("esi",14); # lo<<14 | |
150 &mov ("eax","edx"); | |
151 &shl ("edi",14); # hi<<14 | |
152 &xor ("ebx","esi"); | |
153 | |
154 &shr ("ecx",14-9); # lo>>14 | |
155 &xor ("eax","edi"); | |
156 &shr ("edx",14-9); # hi>>14 | |
157 &xor ("eax","ecx"); | |
158 &shl ("esi",18-14); # lo<<18 | |
159 &xor ("ebx","edx"); | |
160 &shl ("edi",18-14); # hi<<18 | |
161 &xor ("ebx","esi"); | |
162 | |
163 &shr ("ecx",18-14); # lo>>18 | |
164 &xor ("eax","edi"); | |
165 &shr ("edx",18-14); # hi>>18 | |
166 &xor ("eax","ecx"); | |
167 &shl ("esi",23-18); # lo<<23 | |
168 &xor ("ebx","edx"); | |
169 &shl ("edi",23-18); # hi<<23 | |
170 &xor ("eax","esi"); | |
171 &xor ("ebx","edi"); # T1 = Sigma1(e) | |
172 | |
173 &mov ("ecx",$Flo); | |
174 &mov ("edx",$Fhi); | |
175 &mov ("esi",$Glo); | |
176 &mov ("edi",$Ghi); | |
177 &add ("eax",$Hlo); | |
178 &adc ("ebx",$Hhi); # T1 += h | |
179 &xor ("ecx","esi"); | |
180 &xor ("edx","edi"); | |
181 &and ("ecx",$Elo); | |
182 &and ("edx",$Ehi); | |
183 &add ("eax",&DWP(8*(9+15)+0,"esp")); | |
184 &adc ("ebx",&DWP(8*(9+15)+4,"esp")); # T1 += X[0] | |
185 &xor ("ecx","esi"); | |
186 &xor ("edx","edi"); # Ch(e,f,g) = (f^g)&e)^g | |
187 | |
188 &mov ("esi",&DWP(0,$K512)); | |
189 &mov ("edi",&DWP(4,$K512)); # K[i] | |
190 &add ("eax","ecx"); | |
191 &adc ("ebx","edx"); # T1 += Ch(e,f,g) | |
192 &mov ("ecx",$Dlo); | |
193 &mov ("edx",$Dhi); | |
194 &add ("eax","esi"); | |
195 &adc ("ebx","edi"); # T1 += K[i] | |
196 &mov ($Tlo,"eax"); | |
197 &mov ($Thi,"ebx"); # put T1 away | |
198 &add ("eax","ecx"); | |
199 &adc ("ebx","edx"); # d += T1 | |
200 | |
201 #define Sigma0(x) (ROTR((x),28) ^ ROTR((x),34) ^ ROTR((x),39)) | |
202 # LO lo>>28^hi<<4 ^ hi>>2^lo<<30 ^ hi>>7^lo<<25 | |
203 # HI hi>>28^lo<<4 ^ lo>>2^hi<<30 ^ lo>>7^hi<<25 | |
204 &mov ("ecx",$Alo); | |
205 &mov ("edx",$Ahi); | |
206 &mov ($Dlo,"eax"); | |
207 &mov ($Dhi,"ebx"); | |
208 &mov ("esi","ecx"); | |
209 | |
210 &shr ("ecx",2); # lo>>2 | |
211 &mov ("edi","edx"); | |
212 &shr ("edx",2); # hi>>2 | |
213 &mov ("ebx","ecx"); | |
214 &shl ("esi",4); # lo<<4 | |
215 &mov ("eax","edx"); | |
216 &shl ("edi",4); # hi<<4 | |
217 &xor ("ebx","esi"); | |
218 | |
219 &shr ("ecx",7-2); # lo>>7 | |
220 &xor ("eax","edi"); | |
221 &shr ("edx",7-2); # hi>>7 | |
222 &xor ("ebx","ecx"); | |
223 &shl ("esi",25-4); # lo<<25 | |
224 &xor ("eax","edx"); | |
225 &shl ("edi",25-4); # hi<<25 | |
226 &xor ("eax","esi"); | |
227 | |
228 &shr ("ecx",28-7); # lo>>28 | |
229 &xor ("ebx","edi"); | |
230 &shr ("edx",28-7); # hi>>28 | |
231 &xor ("eax","ecx"); | |
232 &shl ("esi",30-25); # lo<<30 | |
233 &xor ("ebx","edx"); | |
234 &shl ("edi",30-25); # hi<<30 | |
235 &xor ("eax","esi"); | |
236 &xor ("ebx","edi"); # Sigma0(a) | |
237 | |
238 &mov ("ecx",$Alo); | |
239 &mov ("edx",$Ahi); | |
240 &mov ("esi",$Blo); | |
241 &mov ("edi",$Bhi); | |
242 &add ("eax",$Tlo); | |
243 &adc ("ebx",$Thi); # T1 = Sigma0(a)+T1 | |
244 &or ("ecx","esi"); | |
245 &or ("edx","edi"); | |
246 &and ("ecx",$Clo); | |
247 &and ("edx",$Chi); | |
248 &and ("esi",$Alo); | |
249 &and ("edi",$Ahi); | |
250 &or ("ecx","esi"); | |
251 &or ("edx","edi"); # Maj(a,b,c) = ((a|b)&c)|(a&b) | |
252 | |
253 &add ("eax","ecx"); | |
254 &adc ("ebx","edx"); # T1 += Maj(a,b,c) | |
255 &mov ($Tlo,"eax"); | |
256 &mov ($Thi,"ebx"); | |
257 | |
258 &mov (&LB("edx"),&BP(0,$K512)); # pre-fetch LSB of *K | |
259 &sub ("esp",8); | |
260 &lea ($K512,&DWP(8,$K512)); # K++ | |
261 } | |
262 | |
263 | |
264 &function_begin("sha512_block_data_order"); | |
265 &mov ("esi",wparam(0)); # ctx | |
266 &mov ("edi",wparam(1)); # inp | |
267 &mov ("eax",wparam(2)); # num | |
268 &mov ("ebx","esp"); # saved sp | |
269 | |
270 &call (&label("pic_point")); # make it PIC! | |
271 &set_label("pic_point"); | |
272 &blindpop($K512); | |
273 &lea ($K512,&DWP(&label("K512")."-".&label("pic_point"),$K512)); | |
274 | |
275 &sub ("esp",16); | |
276 &and ("esp",-64); | |
277 | |
278 &shl ("eax",7); | |
279 &add ("eax","edi"); | |
280 &mov (&DWP(0,"esp"),"esi"); # ctx | |
281 &mov (&DWP(4,"esp"),"edi"); # inp | |
282 &mov (&DWP(8,"esp"),"eax"); # inp+num*128 | |
283 &mov (&DWP(12,"esp"),"ebx"); # saved sp | |
284 | |
285 if ($sse2) { | |
286 &picmeup("edx","OPENSSL_ia32cap_P",$K512,&label("K512")); | |
287 &bt (&DWP(0,"edx"),26); | |
288 &jnc (&label("loop_x86")); | |
289 | |
290 # load ctx->h[0-7] | |
291 &movq ($A,&QWP(0,"esi")); | |
292 &movq ("mm1",&QWP(8,"esi")); | |
293 &movq ("mm2",&QWP(16,"esi")); | |
294 &movq ("mm3",&QWP(24,"esi")); | |
295 &movq ($E,&QWP(32,"esi")); | |
296 &movq ("mm5",&QWP(40,"esi")); | |
297 &movq ("mm6",&QWP(48,"esi")); | |
298 &movq ("mm7",&QWP(56,"esi")); | |
299 &sub ("esp",8*10); | |
300 | |
301 &set_label("loop_sse2",16); | |
302 # &movq ($Asse2,$A); | |
303 &movq ($Bsse2,"mm1"); | |
304 &movq ($Csse2,"mm2"); | |
305 &movq ($Dsse2,"mm3"); | |
306 # &movq ($Esse2,$E); | |
307 &movq ($Fsse2,"mm5"); | |
308 &movq ($Gsse2,"mm6"); | |
309 &movq ($Hsse2,"mm7"); | |
310 | |
311 &mov ("ecx",&DWP(0,"edi")); | |
312 &mov ("edx",&DWP(4,"edi")); | |
313 &add ("edi",8); | |
314 &bswap ("ecx"); | |
315 &bswap ("edx"); | |
316 &mov (&DWP(8*9+4,"esp"),"ecx"); | |
317 &mov (&DWP(8*9+0,"esp"),"edx"); | |
318 | |
319 &set_label("00_14_sse2",16); | |
320 &mov ("eax",&DWP(0,"edi")); | |
321 &mov ("ebx",&DWP(4,"edi")); | |
322 &add ("edi",8); | |
323 &bswap ("eax"); | |
324 &bswap ("ebx"); | |
325 &mov (&DWP(8*8+4,"esp"),"eax"); | |
326 &mov (&DWP(8*8+0,"esp"),"ebx"); | |
327 | |
328 &BODY_00_15_sse2(); | |
329 | |
330 &cmp (&LB("edx"),0x35); | |
331 &jne (&label("00_14_sse2")); | |
332 | |
333 &BODY_00_15_sse2(1); | |
334 | |
335 &set_label("16_79_sse2",16); | |
336 #&movq ("mm2",&QWP(8*(9+16-1),"esp")); #prefetched in BODY_00_15 | |
337 #&movq ("mm6",&QWP(8*(9+16-14),"esp")); | |
338 &movq ("mm1","mm2"); | |
339 | |
340 &psrlq ("mm2",1); | |
341 &movq ("mm7","mm6"); | |
342 &psrlq ("mm6",6); | |
343 &movq ("mm3","mm2"); | |
344 | |
345 &psrlq ("mm2",7-1); | |
346 &movq ("mm5","mm6"); | |
347 &psrlq ("mm6",19-6); | |
348 &pxor ("mm3","mm2"); | |
349 | |
350 &psrlq ("mm2",8-7); | |
351 &pxor ("mm5","mm6"); | |
352 &psrlq ("mm6",61-19); | |
353 &pxor ("mm3","mm2"); | |
354 | |
355 &movq ("mm2",&QWP(8*(9+16),"esp")); | |
356 | |
357 &psllq ("mm1",56); | |
358 &pxor ("mm5","mm6"); | |
359 &psllq ("mm7",3); | |
360 &pxor ("mm3","mm1"); | |
361 | |
362 &paddq ("mm2",&QWP(8*(9+16-9),"esp")); | |
363 | |
364 &psllq ("mm1",63-56); | |
365 &pxor ("mm5","mm7"); | |
366 &psllq ("mm7",45-3); | |
367 &pxor ("mm3","mm1"); | |
368 &pxor ("mm5","mm7"); | |
369 | |
370 &paddq ("mm3","mm5"); | |
371 &paddq ("mm3","mm2"); | |
372 &movq (&QWP(8*9,"esp"),"mm3"); | |
373 | |
374 &BODY_00_15_sse2(1); | |
375 | |
376 &cmp (&LB("edx"),0x17); | |
377 &jne (&label("16_79_sse2")); | |
378 | |
379 # &movq ($A,$Asse2); | |
380 &movq ("mm1",$Bsse2); | |
381 &movq ("mm2",$Csse2); | |
382 &movq ("mm3",$Dsse2); | |
383 # &movq ($E,$Esse2); | |
384 &movq ("mm5",$Fsse2); | |
385 &movq ("mm6",$Gsse2); | |
386 &movq ("mm7",$Hsse2); | |
387 | |
388 &paddq ($A,&QWP(0,"esi")); | |
389 &paddq ("mm1",&QWP(8,"esi")); | |
390 &paddq ("mm2",&QWP(16,"esi")); | |
391 &paddq ("mm3",&QWP(24,"esi")); | |
392 &paddq ($E,&QWP(32,"esi")); | |
393 &paddq ("mm5",&QWP(40,"esi")); | |
394 &paddq ("mm6",&QWP(48,"esi")); | |
395 &paddq ("mm7",&QWP(56,"esi")); | |
396 | |
397 &movq (&QWP(0,"esi"),$A); | |
398 &movq (&QWP(8,"esi"),"mm1"); | |
399 &movq (&QWP(16,"esi"),"mm2"); | |
400 &movq (&QWP(24,"esi"),"mm3"); | |
401 &movq (&QWP(32,"esi"),$E); | |
402 &movq (&QWP(40,"esi"),"mm5"); | |
403 &movq (&QWP(48,"esi"),"mm6"); | |
404 &movq (&QWP(56,"esi"),"mm7"); | |
405 | |
406 &add ("esp",8*80); # destroy frame | |
407 &sub ($K512,8*80); # rewind K | |
408 | |
409 &cmp ("edi",&DWP(8*10+8,"esp")); # are we done yet? | |
410 &jb (&label("loop_sse2")); | |
411 | |
412 &emms (); | |
413 &mov ("esp",&DWP(8*10+12,"esp")); # restore sp | |
414 &function_end_A(); | |
415 } | |
416 &set_label("loop_x86",16); | |
417 # copy input block to stack reversing byte and qword order | |
418 for ($i=0;$i<8;$i++) { | |
419 &mov ("eax",&DWP($i*16+0,"edi")); | |
420 &mov ("ebx",&DWP($i*16+4,"edi")); | |
421 &mov ("ecx",&DWP($i*16+8,"edi")); | |
422 &mov ("edx",&DWP($i*16+12,"edi")); | |
423 &bswap ("eax"); | |
424 &bswap ("ebx"); | |
425 &bswap ("ecx"); | |
426 &bswap ("edx"); | |
427 &push ("eax"); | |
428 &push ("ebx"); | |
429 &push ("ecx"); | |
430 &push ("edx"); | |
431 } | |
432 &add ("edi",128); | |
433 &sub ("esp",9*8); # place for T,A,B,C,D,E,F,G,H | |
434 &mov (&DWP(8*(9+16)+4,"esp"),"edi"); | |
435 | |
436 # copy ctx->h[0-7] to A,B,C,D,E,F,G,H on stack | |
437 &lea ("edi",&DWP(8,"esp")); | |
438 &mov ("ecx",16); | |
439 &data_word(0xA5F3F689); # rep movsd | |
440 | |
441 &set_label("00_15_x86",16); | |
442 &BODY_00_15_x86(); | |
443 | |
444 &cmp (&LB("edx"),0x94); | |
445 &jne (&label("00_15_x86")); | |
446 | |
447 &set_label("16_79_x86",16); | |
448 #define sigma0(x) (ROTR((x),1) ^ ROTR((x),8) ^ ((x)>>7)) | |
449 # LO lo>>1^hi<<31 ^ lo>>8^hi<<24 ^ lo>>7^hi<<25 | |
450 # HI hi>>1^lo<<31 ^ hi>>8^lo<<24 ^ hi>>7 | |
451 &mov ("ecx",&DWP(8*(9+15+16-1)+0,"esp")); | |
452 &mov ("edx",&DWP(8*(9+15+16-1)+4,"esp")); | |
453 &mov ("esi","ecx"); | |
454 | |
455 &shr ("ecx",1); # lo>>1 | |
456 &mov ("edi","edx"); | |
457 &shr ("edx",1); # hi>>1 | |
458 &mov ("eax","ecx"); | |
459 &shl ("esi",24); # lo<<24 | |
460 &mov ("ebx","edx"); | |
461 &shl ("edi",24); # hi<<24 | |
462 &xor ("ebx","esi"); | |
463 | |
464 &shr ("ecx",7-1); # lo>>7 | |
465 &xor ("eax","edi"); | |
466 &shr ("edx",7-1); # hi>>7 | |
467 &xor ("eax","ecx"); | |
468 &shl ("esi",31-24); # lo<<31 | |
469 &xor ("ebx","edx"); | |
470 &shl ("edi",25-24); # hi<<25 | |
471 &xor ("ebx","esi"); | |
472 | |
473 &shr ("ecx",8-7); # lo>>8 | |
474 &xor ("eax","edi"); | |
475 &shr ("edx",8-7); # hi>>8 | |
476 &xor ("eax","ecx"); | |
477 &shl ("edi",31-25); # hi<<31 | |
478 &xor ("ebx","edx"); | |
479 &xor ("eax","edi"); # T1 = sigma0(X[-15]) | |
480 | |
481 &mov (&DWP(0,"esp"),"eax"); | |
482 &mov (&DWP(4,"esp"),"ebx"); # put T1 away | |
483 | |
484 #define sigma1(x) (ROTR((x),19) ^ ROTR((x),61) ^ ((x)>>6)) | |
485 # LO lo>>19^hi<<13 ^ hi>>29^lo<<3 ^ lo>>6^hi<<26 | |
486 # HI hi>>19^lo<<13 ^ lo>>29^hi<<3 ^ hi>>6 | |
487 &mov ("ecx",&DWP(8*(9+15+16-14)+0,"esp")); | |
488 &mov ("edx",&DWP(8*(9+15+16-14)+4,"esp")); | |
489 &mov ("esi","ecx"); | |
490 | |
491 &shr ("ecx",6); # lo>>6 | |
492 &mov ("edi","edx"); | |
493 &shr ("edx",6); # hi>>6 | |
494 &mov ("eax","ecx"); | |
495 &shl ("esi",3); # lo<<3 | |
496 &mov ("ebx","edx"); | |
497 &shl ("edi",3); # hi<<3 | |
498 &xor ("eax","esi"); | |
499 | |
500 &shr ("ecx",19-6); # lo>>19 | |
501 &xor ("ebx","edi"); | |
502 &shr ("edx",19-6); # hi>>19 | |
503 &xor ("eax","ecx"); | |
504 &shl ("esi",13-3); # lo<<13 | |
505 &xor ("ebx","edx"); | |
506 &shl ("edi",13-3); # hi<<13 | |
507 &xor ("ebx","esi"); | |
508 | |
509 &shr ("ecx",29-19); # lo>>29 | |
510 &xor ("eax","edi"); | |
511 &shr ("edx",29-19); # hi>>29 | |
512 &xor ("ebx","ecx"); | |
513 &shl ("edi",26-13); # hi<<26 | |
514 &xor ("eax","edx"); | |
515 &xor ("eax","edi"); # sigma1(X[-2]) | |
516 | |
517 &mov ("ecx",&DWP(8*(9+15+16)+0,"esp")); | |
518 &mov ("edx",&DWP(8*(9+15+16)+4,"esp")); | |
519 &add ("eax",&DWP(0,"esp")); | |
520 &adc ("ebx",&DWP(4,"esp")); # T1 = sigma1(X[-2])+T1 | |
521 &mov ("esi",&DWP(8*(9+15+16-9)+0,"esp")); | |
522 &mov ("edi",&DWP(8*(9+15+16-9)+4,"esp")); | |
523 &add ("eax","ecx"); | |
524 &adc ("ebx","edx"); # T1 += X[-16] | |
525 &add ("eax","esi"); | |
526 &adc ("ebx","edi"); # T1 += X[-7] | |
527 &mov (&DWP(8*(9+15)+0,"esp"),"eax"); | |
528 &mov (&DWP(8*(9+15)+4,"esp"),"ebx"); # save X[0] | |
529 | |
530 &BODY_00_15_x86(); | |
531 | |
532 &cmp (&LB("edx"),0x17); | |
533 &jne (&label("16_79_x86")); | |
534 | |
535 &mov ("esi",&DWP(8*(9+16+80)+0,"esp"));# ctx | |
536 &mov ("edi",&DWP(8*(9+16+80)+4,"esp"));# inp | |
537 for($i=0;$i<4;$i++) { | |
538 &mov ("eax",&DWP($i*16+0,"esi")); | |
539 &mov ("ebx",&DWP($i*16+4,"esi")); | |
540 &mov ("ecx",&DWP($i*16+8,"esi")); | |
541 &mov ("edx",&DWP($i*16+12,"esi")); | |
542 &add ("eax",&DWP(8+($i*16)+0,"esp")); | |
543 &adc ("ebx",&DWP(8+($i*16)+4,"esp")); | |
544 &mov (&DWP($i*16+0,"esi"),"eax"); | |
545 &mov (&DWP($i*16+4,"esi"),"ebx"); | |
546 &add ("ecx",&DWP(8+($i*16)+8,"esp")); | |
547 &adc ("edx",&DWP(8+($i*16)+12,"esp")); | |
548 &mov (&DWP($i*16+8,"esi"),"ecx"); | |
549 &mov (&DWP($i*16+12,"esi"),"edx"); | |
550 } | |
551 &add ("esp",8*(9+16+80)); # destroy frame | |
552 &sub ($K512,8*80); # rewind K | |
553 | |
554 &cmp ("edi",&DWP(8,"esp")); # are we done yet? | |
555 &jb (&label("loop_x86")); | |
556 | |
557 &mov ("esp",&DWP(12,"esp")); # restore sp | |
558 &function_end_A(); | |
559 | |
560 &set_label("K512",64); # Yes! I keep it in the code segment! | |
561 &data_word(0xd728ae22,0x428a2f98); # u64 | |
562 &data_word(0x23ef65cd,0x71374491); # u64 | |
563 &data_word(0xec4d3b2f,0xb5c0fbcf); # u64 | |
564 &data_word(0x8189dbbc,0xe9b5dba5); # u64 | |
565 &data_word(0xf348b538,0x3956c25b); # u64 | |
566 &data_word(0xb605d019,0x59f111f1); # u64 | |
567 &data_word(0xaf194f9b,0x923f82a4); # u64 | |
568 &data_word(0xda6d8118,0xab1c5ed5); # u64 | |
569 &data_word(0xa3030242,0xd807aa98); # u64 | |
570 &data_word(0x45706fbe,0x12835b01); # u64 | |
571 &data_word(0x4ee4b28c,0x243185be); # u64 | |
572 &data_word(0xd5ffb4e2,0x550c7dc3); # u64 | |
573 &data_word(0xf27b896f,0x72be5d74); # u64 | |
574 &data_word(0x3b1696b1,0x80deb1fe); # u64 | |
575 &data_word(0x25c71235,0x9bdc06a7); # u64 | |
576 &data_word(0xcf692694,0xc19bf174); # u64 | |
577 &data_word(0x9ef14ad2,0xe49b69c1); # u64 | |
578 &data_word(0x384f25e3,0xefbe4786); # u64 | |
579 &data_word(0x8b8cd5b5,0x0fc19dc6); # u64 | |
580 &data_word(0x77ac9c65,0x240ca1cc); # u64 | |
581 &data_word(0x592b0275,0x2de92c6f); # u64 | |
582 &data_word(0x6ea6e483,0x4a7484aa); # u64 | |
583 &data_word(0xbd41fbd4,0x5cb0a9dc); # u64 | |
584 &data_word(0x831153b5,0x76f988da); # u64 | |
585 &data_word(0xee66dfab,0x983e5152); # u64 | |
586 &data_word(0x2db43210,0xa831c66d); # u64 | |
587 &data_word(0x98fb213f,0xb00327c8); # u64 | |
588 &data_word(0xbeef0ee4,0xbf597fc7); # u64 | |
589 &data_word(0x3da88fc2,0xc6e00bf3); # u64 | |
590 &data_word(0x930aa725,0xd5a79147); # u64 | |
591 &data_word(0xe003826f,0x06ca6351); # u64 | |
592 &data_word(0x0a0e6e70,0x14292967); # u64 | |
593 &data_word(0x46d22ffc,0x27b70a85); # u64 | |
594 &data_word(0x5c26c926,0x2e1b2138); # u64 | |
595 &data_word(0x5ac42aed,0x4d2c6dfc); # u64 | |
596 &data_word(0x9d95b3df,0x53380d13); # u64 | |
597 &data_word(0x8baf63de,0x650a7354); # u64 | |
598 &data_word(0x3c77b2a8,0x766a0abb); # u64 | |
599 &data_word(0x47edaee6,0x81c2c92e); # u64 | |
600 &data_word(0x1482353b,0x92722c85); # u64 | |
601 &data_word(0x4cf10364,0xa2bfe8a1); # u64 | |
602 &data_word(0xbc423001,0xa81a664b); # u64 | |
603 &data_word(0xd0f89791,0xc24b8b70); # u64 | |
604 &data_word(0x0654be30,0xc76c51a3); # u64 | |
605 &data_word(0xd6ef5218,0xd192e819); # u64 | |
606 &data_word(0x5565a910,0xd6990624); # u64 | |
607 &data_word(0x5771202a,0xf40e3585); # u64 | |
608 &data_word(0x32bbd1b8,0x106aa070); # u64 | |
609 &data_word(0xb8d2d0c8,0x19a4c116); # u64 | |
610 &data_word(0x5141ab53,0x1e376c08); # u64 | |
611 &data_word(0xdf8eeb99,0x2748774c); # u64 | |
612 &data_word(0xe19b48a8,0x34b0bcb5); # u64 | |
613 &data_word(0xc5c95a63,0x391c0cb3); # u64 | |
614 &data_word(0xe3418acb,0x4ed8aa4a); # u64 | |
615 &data_word(0x7763e373,0x5b9cca4f); # u64 | |
616 &data_word(0xd6b2b8a3,0x682e6ff3); # u64 | |
617 &data_word(0x5defb2fc,0x748f82ee); # u64 | |
618 &data_word(0x43172f60,0x78a5636f); # u64 | |
619 &data_word(0xa1f0ab72,0x84c87814); # u64 | |
620 &data_word(0x1a6439ec,0x8cc70208); # u64 | |
621 &data_word(0x23631e28,0x90befffa); # u64 | |
622 &data_word(0xde82bde9,0xa4506ceb); # u64 | |
623 &data_word(0xb2c67915,0xbef9a3f7); # u64 | |
624 &data_word(0xe372532b,0xc67178f2); # u64 | |
625 &data_word(0xea26619c,0xca273ece); # u64 | |
626 &data_word(0x21c0c207,0xd186b8c7); # u64 | |
627 &data_word(0xcde0eb1e,0xeada7dd6); # u64 | |
628 &data_word(0xee6ed178,0xf57d4f7f); # u64 | |
629 &data_word(0x72176fba,0x06f067aa); # u64 | |
630 &data_word(0xa2c898a6,0x0a637dc5); # u64 | |
631 &data_word(0xbef90dae,0x113f9804); # u64 | |
632 &data_word(0x131c471b,0x1b710b35); # u64 | |
633 &data_word(0x23047d84,0x28db77f5); # u64 | |
634 &data_word(0x40c72493,0x32caab7b); # u64 | |
635 &data_word(0x15c9bebc,0x3c9ebe0a); # u64 | |
636 &data_word(0x9c100d4c,0x431d67c4); # u64 | |
637 &data_word(0xcb3e42b6,0x4cc5d4be); # u64 | |
638 &data_word(0xfc657e2a,0x597f299c); # u64 | |
639 &data_word(0x3ad6faec,0x5fcb6fab); # u64 | |
640 &data_word(0x4a475817,0x6c44198c); # u64 | |
641 &function_end_B("sha512_block_data_order"); | |
642 &asciz("SHA512 block transform for x86, CRYPTOGAMS by <appro\@openssl.org>"); | |
643 | |
644 &asm_finish(); | |
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