1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
|
default rel
%define XMMWORD
%define YMMWORD
%define ZMMWORD
section .text code align=64
ALIGN 16
_mul_1x1:
sub rsp,128+8
mov r9,-1
lea rsi,[rax*1+rax]
shr r9,3
lea rdi,[rax*4]
and r9,rax
lea r12,[rax*8]
sar rax,63
lea r10,[r9*1+r9]
sar rsi,63
lea r11,[r9*4]
and rax,rbp
sar rdi,63
mov rdx,rax
shl rax,63
and rsi,rbp
shr rdx,1
mov rcx,rsi
shl rsi,62
and rdi,rbp
shr rcx,2
xor rax,rsi
mov rbx,rdi
shl rdi,61
xor rdx,rcx
shr rbx,3
xor rax,rdi
xor rdx,rbx
mov r13,r9
mov QWORD[rsp],0
xor r13,r10
mov QWORD[8+rsp],r9
mov r14,r11
mov QWORD[16+rsp],r10
xor r14,r12
mov QWORD[24+rsp],r13
xor r9,r11
mov QWORD[32+rsp],r11
xor r10,r11
mov QWORD[40+rsp],r9
xor r13,r11
mov QWORD[48+rsp],r10
xor r9,r14
mov QWORD[56+rsp],r13
xor r10,r14
mov QWORD[64+rsp],r12
xor r13,r14
mov QWORD[72+rsp],r9
xor r9,r11
mov QWORD[80+rsp],r10
xor r10,r11
mov QWORD[88+rsp],r13
xor r13,r11
mov QWORD[96+rsp],r14
mov rsi,r8
mov QWORD[104+rsp],r9
and rsi,rbp
mov QWORD[112+rsp],r10
shr rbp,4
mov QWORD[120+rsp],r13
mov rdi,r8
and rdi,rbp
shr rbp,4
movq xmm0,QWORD[rsi*8+rsp]
mov rsi,r8
and rsi,rbp
shr rbp,4
mov rcx,QWORD[rdi*8+rsp]
mov rdi,r8
mov rbx,rcx
shl rcx,4
and rdi,rbp
movq xmm1,QWORD[rsi*8+rsp]
shr rbx,60
xor rax,rcx
pslldq xmm1,1
mov rsi,r8
shr rbp,4
xor rdx,rbx
and rsi,rbp
shr rbp,4
pxor xmm0,xmm1
mov rcx,QWORD[rdi*8+rsp]
mov rdi,r8
mov rbx,rcx
shl rcx,12
and rdi,rbp
movq xmm1,QWORD[rsi*8+rsp]
shr rbx,52
xor rax,rcx
pslldq xmm1,2
mov rsi,r8
shr rbp,4
xor rdx,rbx
and rsi,rbp
shr rbp,4
pxor xmm0,xmm1
mov rcx,QWORD[rdi*8+rsp]
mov rdi,r8
mov rbx,rcx
shl rcx,20
and rdi,rbp
movq xmm1,QWORD[rsi*8+rsp]
shr rbx,44
xor rax,rcx
pslldq xmm1,3
mov rsi,r8
shr rbp,4
xor rdx,rbx
and rsi,rbp
shr rbp,4
pxor xmm0,xmm1
mov rcx,QWORD[rdi*8+rsp]
mov rdi,r8
mov rbx,rcx
shl rcx,28
and rdi,rbp
movq xmm1,QWORD[rsi*8+rsp]
shr rbx,36
xor rax,rcx
pslldq xmm1,4
mov rsi,r8
shr rbp,4
xor rdx,rbx
and rsi,rbp
shr rbp,4
pxor xmm0,xmm1
mov rcx,QWORD[rdi*8+rsp]
mov rdi,r8
mov rbx,rcx
shl rcx,36
and rdi,rbp
movq xmm1,QWORD[rsi*8+rsp]
shr rbx,28
xor rax,rcx
pslldq xmm1,5
mov rsi,r8
shr rbp,4
xor rdx,rbx
and rsi,rbp
shr rbp,4
pxor xmm0,xmm1
mov rcx,QWORD[rdi*8+rsp]
mov rdi,r8
mov rbx,rcx
shl rcx,44
and rdi,rbp
movq xmm1,QWORD[rsi*8+rsp]
shr rbx,20
xor rax,rcx
pslldq xmm1,6
mov rsi,r8
shr rbp,4
xor rdx,rbx
and rsi,rbp
shr rbp,4
pxor xmm0,xmm1
mov rcx,QWORD[rdi*8+rsp]
mov rdi,r8
mov rbx,rcx
shl rcx,52
and rdi,rbp
movq xmm1,QWORD[rsi*8+rsp]
shr rbx,12
xor rax,rcx
pslldq xmm1,7
mov rsi,r8
shr rbp,4
xor rdx,rbx
and rsi,rbp
shr rbp,4
pxor xmm0,xmm1
mov rcx,QWORD[rdi*8+rsp]
mov rbx,rcx
shl rcx,60
DB 102,72,15,126,198
shr rbx,4
xor rax,rcx
psrldq xmm0,8
xor rdx,rbx
DB 102,72,15,126,199
xor rax,rsi
xor rdx,rdi
add rsp,128+8
DB 0F3h,0C3h ;repret
$L$end_mul_1x1:
EXTERN OPENSSL_ia32cap_P
global bn_GF2m_mul_2x2
ALIGN 16
bn_GF2m_mul_2x2:
mov rax,QWORD[OPENSSL_ia32cap_P]
bt rax,33
jnc NEAR $L$vanilla_mul_2x2
DB 102,72,15,110,194
DB 102,73,15,110,201
DB 102,73,15,110,208
movq xmm3,QWORD[40+rsp]
movdqa xmm4,xmm0
movdqa xmm5,xmm1
DB 102,15,58,68,193,0
pxor xmm4,xmm2
pxor xmm5,xmm3
DB 102,15,58,68,211,0
DB 102,15,58,68,229,0
xorps xmm4,xmm0
xorps xmm4,xmm2
movdqa xmm5,xmm4
pslldq xmm4,8
psrldq xmm5,8
pxor xmm2,xmm4
pxor xmm0,xmm5
movdqu XMMWORD[rcx],xmm2
movdqu XMMWORD[16+rcx],xmm0
DB 0F3h,0C3h ;repret
ALIGN 16
$L$vanilla_mul_2x2:
lea rsp,[((-136))+rsp]
mov r10,QWORD[176+rsp]
mov QWORD[120+rsp],rdi
mov QWORD[128+rsp],rsi
mov QWORD[80+rsp],r14
mov QWORD[88+rsp],r13
mov QWORD[96+rsp],r12
mov QWORD[104+rsp],rbp
mov QWORD[112+rsp],rbx
$L$body_mul_2x2:
mov QWORD[32+rsp],rcx
mov QWORD[40+rsp],rdx
mov QWORD[48+rsp],r8
mov QWORD[56+rsp],r9
mov QWORD[64+rsp],r10
mov r8,0xf
mov rax,rdx
mov rbp,r9
call _mul_1x1
mov QWORD[16+rsp],rax
mov QWORD[24+rsp],rdx
mov rax,QWORD[48+rsp]
mov rbp,QWORD[64+rsp]
call _mul_1x1
mov QWORD[rsp],rax
mov QWORD[8+rsp],rdx
mov rax,QWORD[40+rsp]
mov rbp,QWORD[56+rsp]
xor rax,QWORD[48+rsp]
xor rbp,QWORD[64+rsp]
call _mul_1x1
mov rbx,QWORD[rsp]
mov rcx,QWORD[8+rsp]
mov rdi,QWORD[16+rsp]
mov rsi,QWORD[24+rsp]
mov rbp,QWORD[32+rsp]
xor rax,rdx
xor rdx,rcx
xor rax,rbx
mov QWORD[rbp],rbx
xor rdx,rdi
mov QWORD[24+rbp],rsi
xor rax,rsi
xor rdx,rsi
xor rax,rdx
mov QWORD[16+rbp],rdx
mov QWORD[8+rbp],rax
mov r14,QWORD[80+rsp]
mov r13,QWORD[88+rsp]
mov r12,QWORD[96+rsp]
mov rbp,QWORD[104+rsp]
mov rbx,QWORD[112+rsp]
mov rdi,QWORD[120+rsp]
mov rsi,QWORD[128+rsp]
lea rsp,[136+rsp]
DB 0F3h,0C3h ;repret
$L$end_mul_2x2:
DB 71,70,40,50,94,109,41,32,77,117,108,116,105,112,108,105
DB 99,97,116,105,111,110,32,102,111,114,32,120,56,54,95,54
DB 52,44,32,67,82,89,80,84,79,71,65,77,83,32,98,121
DB 32,60,97,112,112,114,111,64,111,112,101,110,115,115,108,46
DB 111,114,103,62,0
ALIGN 16
EXTERN __imp_RtlVirtualUnwind
ALIGN 16
se_handler:
push rsi
push rdi
push rbx
push rbp
push r12
push r13
push r14
push r15
pushfq
sub rsp,64
mov rax,QWORD[152+r8]
mov rbx,QWORD[248+r8]
lea r10,[$L$body_mul_2x2]
cmp rbx,r10
jb NEAR $L$in_prologue
mov r14,QWORD[80+rax]
mov r13,QWORD[88+rax]
mov r12,QWORD[96+rax]
mov rbp,QWORD[104+rax]
mov rbx,QWORD[112+rax]
mov rdi,QWORD[120+rax]
mov rsi,QWORD[128+rax]
mov QWORD[144+r8],rbx
mov QWORD[160+r8],rbp
mov QWORD[168+r8],rsi
mov QWORD[176+r8],rdi
mov QWORD[216+r8],r12
mov QWORD[224+r8],r13
mov QWORD[232+r8],r14
$L$in_prologue:
lea rax,[136+rax]
mov QWORD[152+r8],rax
mov rdi,QWORD[40+r9]
mov rsi,r8
mov ecx,154
DD 0xa548f3fc
mov rsi,r9
xor rcx,rcx
mov rdx,QWORD[8+rsi]
mov r8,QWORD[rsi]
mov r9,QWORD[16+rsi]
mov r10,QWORD[40+rsi]
lea r11,[56+rsi]
lea r12,[24+rsi]
mov QWORD[32+rsp],r10
mov QWORD[40+rsp],r11
mov QWORD[48+rsp],r12
mov QWORD[56+rsp],rcx
call QWORD[__imp_RtlVirtualUnwind]
mov eax,1
add rsp,64
popfq
pop r15
pop r14
pop r13
pop r12
pop rbp
pop rbx
pop rdi
pop rsi
DB 0F3h,0C3h ;repret
section .pdata rdata align=4
ALIGN 4
DD _mul_1x1 wrt ..imagebase
DD $L$end_mul_1x1 wrt ..imagebase
DD $L$SEH_info_1x1 wrt ..imagebase
DD $L$vanilla_mul_2x2 wrt ..imagebase
DD $L$end_mul_2x2 wrt ..imagebase
DD $L$SEH_info_2x2 wrt ..imagebase
section .xdata rdata align=8
ALIGN 8
$L$SEH_info_1x1:
DB 0x01,0x07,0x02,0x00
DB 0x07,0x01,0x11,0x00
$L$SEH_info_2x2:
DB 9,0,0,0
DD se_handler wrt ..imagebase
|
