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authorMark Adler <madler@alumni.caltech.edu>2011-09-09 23:24:43 -0700
committerMark Adler <madler@alumni.caltech.edu>2011-09-09 23:24:43 -0700
commit6b8233bfe00e79134cb1b84fc49d4f750a797f79 (patch)
treeca2b03b0169568681dc3d9c823e9f0bc4417d6b5 /contrib/masmx86/inffas32.asm
parent0484693e1723bbab791c56f95597bd7dbe867d03 (diff)
downloadzlib-1.2.2.3.tar.gz
zlib-1.2.2.3.tar.bz2
zlib-1.2.2.3.zip
zlib 1.2.2.3v1.2.2.3
Diffstat (limited to 'contrib/masmx86/inffas32.asm')
-rw-r--r--contrib/masmx86/inffas32.asm2119
1 files changed, 1083 insertions, 1036 deletions
diff --git a/contrib/masmx86/inffas32.asm b/contrib/masmx86/inffas32.asm
index 531bcef..4a20512 100644
--- a/contrib/masmx86/inffas32.asm
+++ b/contrib/masmx86/inffas32.asm
@@ -1,1036 +1,1083 @@
1; 75 "inffast.S" 1;/* inffas32.asm is a hand tuned assembler version of inffast.c -- fast decoding
2;FILE "inffast.S" 2; *
3 3; * inffas32.asm is derivated from inffas86.c, with translation of assembly code
4;;;GLOBAL _inflate_fast 4; *
5 5; * Copyright (C) 1995-2003 Mark Adler
6;;;SECTION .text 6; * For conditions of distribution and use, see copyright notice in zlib.h
7 7; *
8 8; * Copyright (C) 2003 Chris Anderson <christop@charm.net>
9 9; * Please use the copyright conditions above.
10 .586p 10; *
11 .mmx 11; * Mar-13-2003 -- Most of this is derived from inffast.S which is derived from
12 12; * the gcc -S output of zlib-1.2.0/inffast.c. Zlib-1.2.0 is in beta release at
13 name inflate_fast_x86 13; * the moment. I have successfully compiled and tested this code with gcc2.96,
14 .MODEL FLAT 14; * gcc3.2, icc5.0, msvc6.0. It is very close to the speed of inffast.S
15 15; * compiled with gcc -DNO_MMX, but inffast.S is still faster on the P3 with MMX
16_DATA segment 16; * enabled. I will attempt to merge the MMX code into this version. Newer
17inflate_fast_use_mmx: 17; * versions of this and inffast.S can be found at
18 dd 1 18; * http://www.eetbeetee.com/zlib/ and http://www.charm.net/~christop/zlib/
19 19; *
20 20; * 2005 : modification by Gilles Vollant
21_TEXT segment 21; */
22PUBLIC _inflate_fast 22; For Visual C++ 4.x and higher and ML 6.x and higher
23 23; ml.exe is in directory \MASM611C of Win95 DDK
24ALIGN 4 24; ml.exe is also distributed in http://www.masm32.com/masmdl.htm
25_inflate_fast: 25; and in VC++2003 toolkit at http://msdn.microsoft.com/visualc/vctoolkit2003/
26 jmp inflate_fast_entry 26;
27 27;
28 28; compile with command line option
29 29; ml /coff /Zi /c /Flinffas32.lst inffas32.asm
30ALIGN 4 30
31 db 'Fast decoding Code from Chris Anderson' 31; if you define NO_GZIP (see inflate.h), compile with
32 db 0 32; ml /coff /Zi /c /Flinffas32.lst /DNO_GUNZIP inffas32.asm
33 33
34ALIGN 4 34
35invalid_literal_length_code_msg: 35; zlib122sup is 0 fort zlib 1.2.2.1 and lower
36 db 'invalid literal/length code' 36; zlib122sup is 8 fort zlib 1.2.2.2 and more (with addition of dmax and head
37 db 0 37; in inflate_state in inflate.h)
38 38zlib1222sup equ 8
39ALIGN 4 39
40invalid_distance_code_msg: 40
41 db 'invalid distance code' 41IFDEF GUNZIP
42 db 0 42 INFLATE_MODE_TYPE equ 11
43 43 INFLATE_MODE_BAD equ 26
44ALIGN 4 44ELSE
45invalid_distance_too_far_msg: 45 IFNDEF NO_GUNZIP
46 db 'invalid distance too far back' 46 INFLATE_MODE_TYPE equ 11
47 db 0 47 INFLATE_MODE_BAD equ 26
48 48 ELSE
49 49 INFLATE_MODE_TYPE equ 3
50ALIGN 4 50 INFLATE_MODE_BAD equ 17
51inflate_fast_mask: 51 ENDIF
52dd 0 52ENDIF
53dd 1 53
54dd 3 54
55dd 7 55; 75 "inffast.S"
56dd 15 56;FILE "inffast.S"
57dd 31 57
58dd 63 58;;;GLOBAL _inflate_fast
59dd 127 59
60dd 255 60;;;SECTION .text
61dd 511 61
62dd 1023 62
63dd 2047 63
64dd 4095 64 .586p
65dd 8191 65 .mmx
66dd 16383 66
67dd 32767 67 name inflate_fast_x86
68dd 65535 68 .MODEL FLAT
69dd 131071 69
70dd 262143 70_DATA segment
71dd 524287 71inflate_fast_use_mmx:
72dd 1048575 72 dd 1
73dd 2097151 73
74dd 4194303 74
75dd 8388607 75_TEXT segment
76dd 16777215 76PUBLIC _inflate_fast
77dd 33554431 77
78dd 67108863 78ALIGN 4
79dd 134217727 79_inflate_fast:
80dd 268435455 80 jmp inflate_fast_entry
81dd 536870911 81
82dd 1073741823 82
83dd 2147483647 83
84dd 4294967295 84ALIGN 4
85 85 db 'Fast decoding Code from Chris Anderson'
86 86 db 0
87; head was added in zlib 1.2.2.1, so we add addstr 87
88; set addstr to 0 with zlib 1.2.1 of below 88ALIGN 4
89addstr equ 4 89invalid_literal_length_code_msg:
90 90 db 'invalid literal/length code'
91mode_state equ 0 ;/* state->mode */ 91 db 0
92wsize_state equ 32+addstr ;/* state->wsize */ 92
93write_state equ (36+4+addstr) ;/* state->write */ 93ALIGN 4
94window_state equ (40+4+addstr) ;/* state->window */ 94invalid_distance_code_msg:
95hold_state equ (44+4+addstr) ;/* state->hold */ 95 db 'invalid distance code'
96bits_state equ (48+4+addstr) ;/* state->bits */ 96 db 0
97lencode_state equ (64+4+addstr) ;/* state->lencode */ 97
98distcode_state equ (68+4+addstr) ;/* state->distcode */ 98ALIGN 4
99lenbits_state equ (72+4+addstr) ;/* state->lenbits */ 99invalid_distance_too_far_msg:
100distbits_state equ (76+4+addstr) ;/* state->distbits */ 100 db 'invalid distance too far back'
101 101 db 0
102 102
103;;SECTION .text 103
104; 205 "inffast.S" 104ALIGN 4
105;GLOBAL inflate_fast_use_mmx 105inflate_fast_mask:
106 106dd 0
107;SECTION .data 107dd 1
108 108dd 3
109 109dd 7
110; GLOBAL inflate_fast_use_mmx:object 110dd 15
111;.size inflate_fast_use_mmx, 4 111dd 31
112; 226 "inffast.S" 112dd 63
113;SECTION .text 113dd 127
114 114dd 255
115ALIGN 4 115dd 511
116inflate_fast_entry: 116dd 1023
117 push edi 117dd 2047
118 push esi 118dd 4095
119 push ebp 119dd 8191
120 push ebx 120dd 16383
121 pushfd 121dd 32767
122 sub esp,64 122dd 65535
123 cld 123dd 131071
124 124dd 262143
125 125dd 524287
126 126dd 1048575
127 127dd 2097151
128 mov esi, [esp+88] 128dd 4194303
129 mov edi, [esi+28] 129dd 8388607
130 130dd 16777215
131 131dd 33554431
132 132dd 67108863
133 133dd 134217727
134 134dd 268435455
135 135dd 536870911
136 136dd 1073741823
137 mov edx, [esi+4] 137dd 2147483647
138 mov eax, [esi+0] 138dd 4294967295
139 139
140 add edx,eax 140
141 sub edx,11 141mode_state equ 0 ;/* state->mode */
142 142wsize_state equ (32+zlib1222sup) ;/* state->wsize */
143 mov [esp+44],eax 143write_state equ (36+4+zlib1222sup) ;/* state->write */
144 mov [esp+20],edx 144window_state equ (40+4+zlib1222sup) ;/* state->window */
145 145hold_state equ (44+4+zlib1222sup) ;/* state->hold */
146 mov ebp, [esp+92] 146bits_state equ (48+4+zlib1222sup) ;/* state->bits */
147 mov ecx, [esi+16] 147lencode_state equ (64+4+zlib1222sup) ;/* state->lencode */
148 mov ebx, [esi+12] 148distcode_state equ (68+4+zlib1222sup) ;/* state->distcode */
149 149lenbits_state equ (72+4+zlib1222sup) ;/* state->lenbits */
150 sub ebp,ecx 150distbits_state equ (76+4+zlib1222sup) ;/* state->distbits */
151 neg ebp 151
152 add ebp,ebx 152
153 153;;SECTION .text
154 sub ecx,257 154; 205 "inffast.S"
155 add ecx,ebx 155;GLOBAL inflate_fast_use_mmx
156 156
157 mov [esp+60],ebx 157;SECTION .data
158 mov [esp+40],ebp 158
159 mov [esp+16],ecx 159
160; 285 "inffast.S" 160; GLOBAL inflate_fast_use_mmx:object
161 mov eax, [edi+lencode_state] 161;.size inflate_fast_use_mmx, 4
162 mov ecx, [edi+distcode_state] 162; 226 "inffast.S"
163 163;SECTION .text
164 mov [esp+8],eax 164
165 mov [esp+12],ecx 165ALIGN 4
166 166inflate_fast_entry:
167 mov eax,1 167 push edi
168 mov ecx, [edi+lenbits_state] 168 push esi
169 shl eax,cl 169 push ebp
170 dec eax 170 push ebx
171 mov [esp+0],eax 171 pushfd
172 172 sub esp,64
173 mov eax,1 173 cld
174 mov ecx, [edi+distbits_state] 174
175 shl eax,cl 175
176 dec eax 176
177 mov [esp+4],eax 177
178 178 mov esi, [esp+88]
179 mov eax, [edi+wsize_state] 179 mov edi, [esi+28]
180 mov ecx, [edi+write_state] 180
181 mov edx, [edi+window_state] 181
182 182
183 mov [esp+52],eax 183
184 mov [esp+48],ecx 184
185 mov [esp+56],edx 185
186 186
187 mov ebp, [edi+hold_state] 187 mov edx, [esi+4]
188 mov ebx, [edi+bits_state] 188 mov eax, [esi+0]
189; 321 "inffast.S" 189
190 mov esi, [esp+44] 190 add edx,eax
191 mov ecx, [esp+20] 191 sub edx,11
192 cmp ecx,esi 192
193 ja L_align_long 193 mov [esp+44],eax
194 194 mov [esp+20],edx
195 add ecx,11 195
196 sub ecx,esi 196 mov ebp, [esp+92]
197 mov eax,12 197 mov ecx, [esi+16]
198 sub eax,ecx 198 mov ebx, [esi+12]
199 lea edi, [esp+28] 199
200 rep movsb 200 sub ebp,ecx
201 mov ecx,eax 201 neg ebp
202 xor eax,eax 202 add ebp,ebx
203 rep stosb 203
204 lea esi, [esp+28] 204 sub ecx,257
205 mov [esp+20],esi 205 add ecx,ebx
206 jmp L_is_aligned 206
207 207 mov [esp+60],ebx
208 208 mov [esp+40],ebp
209L_align_long: 209 mov [esp+16],ecx
210 test esi,3 210; 285 "inffast.S"
211 jz L_is_aligned 211 mov eax, [edi+lencode_state]
212 xor eax,eax 212 mov ecx, [edi+distcode_state]
213 mov al, [esi] 213
214 inc esi 214 mov [esp+8],eax
215 mov ecx,ebx 215 mov [esp+12],ecx
216 add ebx,8 216
217 shl eax,cl 217 mov eax,1
218 or ebp,eax 218 mov ecx, [edi+lenbits_state]
219 jmp L_align_long 219 shl eax,cl
220 220 dec eax
221L_is_aligned: 221 mov [esp+0],eax
222 mov edi, [esp+60] 222
223; 366 "inffast.S" 223 mov eax,1
224L_check_mmx: 224 mov ecx, [edi+distbits_state]
225 cmp dword ptr [inflate_fast_use_mmx],2 225 shl eax,cl
226 je L_init_mmx 226 dec eax
227 ja L_do_loop 227 mov [esp+4],eax
228 228
229 push eax 229 mov eax, [edi+wsize_state]
230 push ebx 230 mov ecx, [edi+write_state]
231 push ecx 231 mov edx, [edi+window_state]
232 push edx 232
233 pushfd 233 mov [esp+52],eax
234 mov eax, [esp] 234 mov [esp+48],ecx
235 xor dword ptr [esp],0200000h 235 mov [esp+56],edx
236 236
237 237 mov ebp, [edi+hold_state]
238 238 mov ebx, [edi+bits_state]
239 239; 321 "inffast.S"
240 popfd 240 mov esi, [esp+44]
241 pushfd 241 mov ecx, [esp+20]
242 pop edx 242 cmp ecx,esi
243 xor edx,eax 243 ja L_align_long
244 jz L_dont_use_mmx 244
245 xor eax,eax 245 add ecx,11
246 cpuid 246 sub ecx,esi
247 cmp ebx,0756e6547h 247 mov eax,12
248 jne L_dont_use_mmx 248 sub eax,ecx
249 cmp ecx,06c65746eh 249 lea edi, [esp+28]
250 jne L_dont_use_mmx 250 rep movsb
251 cmp edx,049656e69h 251 mov ecx,eax
252 jne L_dont_use_mmx 252 xor eax,eax
253 mov eax,1 253 rep stosb
254 cpuid 254 lea esi, [esp+28]
255 shr eax,8 255 mov [esp+20],esi
256 and eax,15 256 jmp L_is_aligned
257 cmp eax,6 257
258 jne L_dont_use_mmx 258
259 test edx,0800000h 259L_align_long:
260 jnz L_use_mmx 260 test esi,3
261 jmp L_dont_use_mmx 261 jz L_is_aligned
262L_use_mmx: 262 xor eax,eax
263 mov dword ptr [inflate_fast_use_mmx],2 263 mov al, [esi]
264 jmp L_check_mmx_pop 264 inc esi
265L_dont_use_mmx: 265 mov ecx,ebx
266 mov dword ptr [inflate_fast_use_mmx],3 266 add ebx,8
267L_check_mmx_pop: 267 shl eax,cl
268 pop edx 268 or ebp,eax
269 pop ecx 269 jmp L_align_long
270 pop ebx 270
271 pop eax 271L_is_aligned:
272 jmp L_check_mmx 272 mov edi, [esp+60]
273; 426 "inffast.S" 273; 366 "inffast.S"
274ALIGN 4 274L_check_mmx:
275L_do_loop: 275 cmp dword ptr [inflate_fast_use_mmx],2
276; 437 "inffast.S" 276 je L_init_mmx
277 cmp bl,15 277 ja L_do_loop
278 ja L_get_length_code 278
279 279 push eax
280 xor eax,eax 280 push ebx
281 lodsw 281 push ecx
282 mov cl,bl 282 push edx
283 add bl,16 283 pushfd
284 shl eax,cl 284 mov eax, [esp]
285 or ebp,eax 285 xor dword ptr [esp],0200000h
286 286
287L_get_length_code: 287
288 mov edx, [esp+0] 288
289 mov ecx, [esp+8] 289
290 and edx,ebp 290 popfd
291 mov eax, [ecx+edx*4] 291 pushfd
292 292 pop edx
293L_dolen: 293 xor edx,eax
294 294 jz L_dont_use_mmx
295 295 xor eax,eax
296 296 cpuid
297 297 cmp ebx,0756e6547h
298 298 jne L_dont_use_mmx
299 299 cmp ecx,06c65746eh
300 mov cl,ah 300 jne L_dont_use_mmx
301 sub bl,ah 301 cmp edx,049656e69h
302 shr ebp,cl 302 jne L_dont_use_mmx
303 303 mov eax,1
304 304 cpuid
305 305 shr eax,8
306 306 and eax,15
307 307 cmp eax,6
308 308 jne L_dont_use_mmx
309 test al,al 309 test edx,0800000h
310 jnz L_test_for_length_base 310 jnz L_use_mmx
311 311 jmp L_dont_use_mmx
312 shr eax,16 312L_use_mmx:
313 stosb 313 mov dword ptr [inflate_fast_use_mmx],2
314 314 jmp L_check_mmx_pop
315L_while_test: 315L_dont_use_mmx:
316 316 mov dword ptr [inflate_fast_use_mmx],3
317 317L_check_mmx_pop:
318 cmp [esp+16],edi 318 pop edx
319 jbe L_break_loop 319 pop ecx
320 320 pop ebx
321 cmp [esp+20],esi 321 pop eax
322 ja L_do_loop 322 jmp L_check_mmx
323 jmp L_break_loop 323; 426 "inffast.S"
324 324ALIGN 4
325L_test_for_length_base: 325L_do_loop:
326; 502 "inffast.S" 326; 437 "inffast.S"
327 mov edx,eax 327 cmp bl,15
328 shr edx,16 328 ja L_get_length_code
329 mov cl,al 329
330 330 xor eax,eax
331 test al,16 331 lodsw
332 jz L_test_for_second_level_length 332 mov cl,bl
333 and cl,15 333 add bl,16
334 jz L_save_len 334 shl eax,cl
335 cmp bl,cl 335 or ebp,eax
336 jae L_add_bits_to_len 336
337 337L_get_length_code:
338 mov ch,cl 338 mov edx, [esp+0]
339 xor eax,eax 339 mov ecx, [esp+8]
340 lodsw 340 and edx,ebp
341 mov cl,bl 341 mov eax, [ecx+edx*4]
342 add bl,16 342
343 shl eax,cl 343L_dolen:
344 or ebp,eax 344
345 mov cl,ch 345
346 346
347L_add_bits_to_len: 347
348 mov eax,1 348
349 shl eax,cl 349
350 dec eax 350 mov cl,ah
351 sub bl,cl 351 sub bl,ah
352 and eax,ebp 352 shr ebp,cl
353 shr ebp,cl 353
354 add edx,eax 354
355 355
356L_save_len: 356
357 mov [esp+24],edx 357
358 358
359 359 test al,al
360L_decode_distance: 360 jnz L_test_for_length_base
361; 549 "inffast.S" 361
362 cmp bl,15 362 shr eax,16
363 ja L_get_distance_code 363 stosb
364 364
365 xor eax,eax 365L_while_test:
366 lodsw 366
367 mov cl,bl 367
368 add bl,16 368 cmp [esp+16],edi
369 shl eax,cl 369 jbe L_break_loop
370 or ebp,eax 370
371 371 cmp [esp+20],esi
372L_get_distance_code: 372 ja L_do_loop
373 mov edx, [esp+4] 373 jmp L_break_loop
374 mov ecx, [esp+12] 374
375 and edx,ebp 375L_test_for_length_base:
376 mov eax, [ecx+edx*4] 376; 502 "inffast.S"
377 377 mov edx,eax
378 378 shr edx,16
379L_dodist: 379 mov cl,al
380 mov edx,eax 380
381 shr edx,16 381 test al,16
382 mov cl,ah 382 jz L_test_for_second_level_length
383 sub bl,ah 383 and cl,15
384 shr ebp,cl 384 jz L_save_len
385; 584 "inffast.S" 385 cmp bl,cl
386 mov cl,al 386 jae L_add_bits_to_len
387 387
388 test al,16 388 mov ch,cl
389 jz L_test_for_second_level_dist 389 xor eax,eax
390 and cl,15 390 lodsw
391 jz L_check_dist_one 391 mov cl,bl
392 cmp bl,cl 392 add bl,16
393 jae L_add_bits_to_dist 393 shl eax,cl
394 394 or ebp,eax
395 mov ch,cl 395 mov cl,ch
396 xor eax,eax 396
397 lodsw 397L_add_bits_to_len:
398 mov cl,bl 398 mov eax,1
399 add bl,16 399 shl eax,cl
400 shl eax,cl 400 dec eax
401 or ebp,eax 401 sub bl,cl
402 mov cl,ch 402 and eax,ebp
403 403 shr ebp,cl
404L_add_bits_to_dist: 404 add edx,eax
405 mov eax,1 405
406 shl eax,cl 406L_save_len:
407 dec eax 407 mov [esp+24],edx
408 sub bl,cl 408
409 and eax,ebp 409
410 shr ebp,cl 410L_decode_distance:
411 add edx,eax 411; 549 "inffast.S"
412 jmp L_check_window 412 cmp bl,15
413 413 ja L_get_distance_code
414L_check_window: 414
415; 625 "inffast.S" 415 xor eax,eax
416 mov [esp+44],esi 416 lodsw
417 mov eax,edi 417 mov cl,bl
418 sub eax, [esp+40] 418 add bl,16
419 419 shl eax,cl
420 cmp eax,edx 420 or ebp,eax
421 jb L_clip_window 421
422 422L_get_distance_code:
423 mov ecx, [esp+24] 423 mov edx, [esp+4]
424 mov esi,edi 424 mov ecx, [esp+12]
425 sub esi,edx 425 and edx,ebp
426 426 mov eax, [ecx+edx*4]
427 sub ecx,3 427
428 mov al, [esi] 428
429 mov [edi],al 429L_dodist:
430 mov al, [esi+1] 430 mov edx,eax
431 mov dl, [esi+2] 431 shr edx,16
432 add esi,3 432 mov cl,ah
433 mov [edi+1],al 433 sub bl,ah
434 mov [edi+2],dl 434 shr ebp,cl
435 add edi,3 435; 584 "inffast.S"
436 rep movsb 436 mov cl,al
437 437
438 mov esi, [esp+44] 438 test al,16
439 jmp L_while_test 439 jz L_test_for_second_level_dist
440 440 and cl,15
441ALIGN 4 441 jz L_check_dist_one
442L_check_dist_one: 442 cmp bl,cl
443 cmp edx,1 443 jae L_add_bits_to_dist
444 jne L_check_window 444
445 cmp [esp+40],edi 445 mov ch,cl
446 je L_check_window 446 xor eax,eax
447 447 lodsw
448 dec edi 448 mov cl,bl
449 mov ecx, [esp+24] 449 add bl,16
450 mov al, [edi] 450 shl eax,cl
451 sub ecx,3 451 or ebp,eax
452 452 mov cl,ch
453 mov [edi+1],al 453
454 mov [edi+2],al 454L_add_bits_to_dist:
455 mov [edi+3],al 455 mov eax,1
456 add edi,4 456 shl eax,cl
457 rep stosb 457 dec eax
458 458 sub bl,cl
459 jmp L_while_test 459 and eax,ebp
460 460 shr ebp,cl
461ALIGN 4 461 add edx,eax
462L_test_for_second_level_length: 462 jmp L_check_window
463 463
464 464L_check_window:
465 465; 625 "inffast.S"
466 466 mov [esp+44],esi
467 test al,64 467 mov eax,edi
468 jnz L_test_for_end_of_block 468 sub eax, [esp+40]
469 469
470 mov eax,1 470 cmp eax,edx
471 shl eax,cl 471 jb L_clip_window
472 dec eax 472
473 and eax,ebp 473 mov ecx, [esp+24]
474 add eax,edx 474 mov esi,edi
475 mov edx, [esp+8] 475 sub esi,edx
476 mov eax, [edx+eax*4] 476
477 jmp L_dolen 477 sub ecx,3
478 478 mov al, [esi]
479ALIGN 4 479 mov [edi],al
480L_test_for_second_level_dist: 480 mov al, [esi+1]
481 481 mov dl, [esi+2]
482 482 add esi,3
483 483 mov [edi+1],al
484 484 mov [edi+2],dl
485 test al,64 485 add edi,3
486 jnz L_invalid_distance_code 486 rep movsb
487 487
488 mov eax,1 488 mov esi, [esp+44]
489 shl eax,cl 489 jmp L_while_test
490 dec eax 490
491 and eax,ebp 491ALIGN 4
492 add eax,edx 492L_check_dist_one:
493 mov edx, [esp+12] 493 cmp edx,1
494 mov eax, [edx+eax*4] 494 jne L_check_window
495 jmp L_dodist 495 cmp [esp+40],edi
496 496 je L_check_window
497ALIGN 4 497
498L_clip_window: 498 dec edi
499; 721 "inffast.S" 499 mov ecx, [esp+24]
500 mov ecx,eax 500 mov al, [edi]
501 mov eax, [esp+52] 501 sub ecx,3
502 neg ecx 502
503 mov esi, [esp+56] 503 mov [edi+1],al
504 504 mov [edi+2],al
505 cmp eax,edx 505 mov [edi+3],al
506 jb L_invalid_distance_too_far 506 add edi,4
507 507 rep stosb
508 add ecx,edx 508
509 cmp dword ptr [esp+48],0 509 jmp L_while_test
510 jne L_wrap_around_window 510
511 511ALIGN 4
512 sub eax,ecx 512L_test_for_second_level_length:
513 add esi,eax 513
514; 749 "inffast.S" 514
515 mov eax, [esp+24] 515
516 cmp eax,ecx 516
517 jbe L_do_copy1 517 test al,64
518 518 jnz L_test_for_end_of_block
519 sub eax,ecx 519
520 rep movsb 520 mov eax,1
521 mov esi,edi 521 shl eax,cl
522 sub esi,edx 522 dec eax
523 jmp L_do_copy1 523 and eax,ebp
524 524 add eax,edx
525 cmp eax,ecx 525 mov edx, [esp+8]
526 jbe L_do_copy1 526 mov eax, [edx+eax*4]
527 527 jmp L_dolen
528 sub eax,ecx 528
529 rep movsb 529ALIGN 4
530 mov esi,edi 530L_test_for_second_level_dist:
531 sub esi,edx 531
532 jmp L_do_copy1 532
533 533
534L_wrap_around_window: 534
535; 793 "inffast.S" 535 test al,64
536 mov eax, [esp+48] 536 jnz L_invalid_distance_code
537 cmp ecx,eax 537
538 jbe L_contiguous_in_window 538 mov eax,1
539 539 shl eax,cl
540 add esi, [esp+52] 540 dec eax
541 add esi,eax 541 and eax,ebp
542 sub esi,ecx 542 add eax,edx
543 sub ecx,eax 543 mov edx, [esp+12]
544 544 mov eax, [edx+eax*4]
545 545 jmp L_dodist
546 mov eax, [esp+24] 546
547 cmp eax,ecx 547ALIGN 4
548 jbe L_do_copy1 548L_clip_window:
549 549; 721 "inffast.S"
550 sub eax,ecx 550 mov ecx,eax
551 rep movsb 551 mov eax, [esp+52]
552 mov esi, [esp+56] 552 neg ecx
553 mov ecx, [esp+48] 553 mov esi, [esp+56]
554 cmp eax,ecx 554
555 jbe L_do_copy1 555 cmp eax,edx
556 556 jb L_invalid_distance_too_far
557 sub eax,ecx 557
558 rep movsb 558 add ecx,edx
559 mov esi,edi 559 cmp dword ptr [esp+48],0
560 sub esi,edx 560 jne L_wrap_around_window
561 jmp L_do_copy1 561
562 562 sub eax,ecx
563L_contiguous_in_window: 563 add esi,eax
564; 836 "inffast.S" 564; 749 "inffast.S"
565 add esi,eax 565 mov eax, [esp+24]
566 sub esi,ecx 566 cmp eax,ecx
567 567 jbe L_do_copy1
568 568
569 mov eax, [esp+24] 569 sub eax,ecx
570 cmp eax,ecx 570 rep movsb
571 jbe L_do_copy1 571 mov esi,edi
572 572 sub esi,edx
573 sub eax,ecx 573 jmp L_do_copy1
574 rep movsb 574
575 mov esi,edi 575 cmp eax,ecx
576 sub esi,edx 576 jbe L_do_copy1
577 577
578L_do_copy1: 578 sub eax,ecx
579; 862 "inffast.S" 579 rep movsb
580 mov ecx,eax 580 mov esi,edi
581 rep movsb 581 sub esi,edx
582 582 jmp L_do_copy1
583 mov esi, [esp+44] 583
584 jmp L_while_test 584L_wrap_around_window:
585; 878 "inffast.S" 585; 793 "inffast.S"
586ALIGN 4 586 mov eax, [esp+48]
587L_init_mmx: 587 cmp ecx,eax
588 emms 588 jbe L_contiguous_in_window
589 589
590 590 add esi, [esp+52]
591 591 add esi,eax
592 592 sub esi,ecx
593 593 sub ecx,eax
594 movd mm0,ebp 594
595 mov ebp,ebx 595
596; 896 "inffast.S" 596 mov eax, [esp+24]
597 movd mm4,[esp+0] 597 cmp eax,ecx
598 movq mm3,mm4 598 jbe L_do_copy1
599 movd mm5,[esp+4] 599
600 movq mm2,mm5 600 sub eax,ecx
601 pxor mm1,mm1 601 rep movsb
602 mov ebx, [esp+8] 602 mov esi, [esp+56]
603 jmp L_do_loop_mmx 603 mov ecx, [esp+48]
604 604 cmp eax,ecx
605ALIGN 4 605 jbe L_do_copy1
606L_do_loop_mmx: 606
607 psrlq mm0,mm1 607 sub eax,ecx
608 608 rep movsb
609 cmp ebp,32 609 mov esi,edi
610 ja L_get_length_code_mmx 610 sub esi,edx
611 611 jmp L_do_copy1
612 movd mm6,ebp 612
613 movd mm7,[esi] 613L_contiguous_in_window:
614 add esi,4 614; 836 "inffast.S"
615 psllq mm7,mm6 615 add esi,eax
616 add ebp,32 616 sub esi,ecx
617 por mm0,mm7 617
618 618
619L_get_length_code_mmx: 619 mov eax, [esp+24]
620 pand mm4,mm0 620 cmp eax,ecx
621 movd eax,mm4 621 jbe L_do_copy1
622 movq mm4,mm3 622
623 mov eax, [ebx+eax*4] 623 sub eax,ecx
624 624 rep movsb
625L_dolen_mmx: 625 mov esi,edi
626 movzx ecx,ah 626 sub esi,edx
627 movd mm1,ecx 627
628 sub ebp,ecx 628L_do_copy1:
629 629; 862 "inffast.S"
630 test al,al 630 mov ecx,eax
631 jnz L_test_for_length_base_mmx 631 rep movsb
632 632
633 shr eax,16 633 mov esi, [esp+44]
634 stosb 634 jmp L_while_test
635 635; 878 "inffast.S"
636L_while_test_mmx: 636ALIGN 4
637 637L_init_mmx:
638 638 emms
639 cmp [esp+16],edi 639
640 jbe L_break_loop 640
641 641
642 cmp [esp+20],esi 642
643 ja L_do_loop_mmx 643
644 jmp L_break_loop 644 movd mm0,ebp
645 645 mov ebp,ebx
646L_test_for_length_base_mmx: 646; 896 "inffast.S"
647 647 movd mm4,[esp+0]
648 mov edx,eax 648 movq mm3,mm4
649 shr edx,16 649 movd mm5,[esp+4]
650 650 movq mm2,mm5
651 test al,16 651 pxor mm1,mm1
652 jz L_test_for_second_level_length_mmx 652 mov ebx, [esp+8]
653 and eax,15 653 jmp L_do_loop_mmx
654 jz L_decode_distance_mmx 654
655 655ALIGN 4
656 psrlq mm0,mm1 656L_do_loop_mmx:
657 movd mm1,eax 657 psrlq mm0,mm1
658 movd ecx,mm0 658
659 sub ebp,eax 659 cmp ebp,32
660 and ecx, [inflate_fast_mask+eax*4] 660 ja L_get_length_code_mmx
661 add edx,ecx 661
662 662 movd mm6,ebp
663L_decode_distance_mmx: 663 movd mm7,[esi]
664 psrlq mm0,mm1 664 add esi,4
665 665 psllq mm7,mm6
666 cmp ebp,32 666 add ebp,32
667 ja L_get_dist_code_mmx 667 por mm0,mm7
668 668
669 movd mm6,ebp 669L_get_length_code_mmx:
670 movd mm7,[esi] 670 pand mm4,mm0
671 add esi,4 671 movd eax,mm4
672 psllq mm7,mm6 672 movq mm4,mm3
673 add ebp,32 673 mov eax, [ebx+eax*4]
674 por mm0,mm7 674
675 675L_dolen_mmx:
676L_get_dist_code_mmx: 676 movzx ecx,ah
677 mov ebx, [esp+12] 677 movd mm1,ecx
678 pand mm5,mm0 678 sub ebp,ecx
679 movd eax,mm5 679
680 movq mm5,mm2 680 test al,al
681 mov eax, [ebx+eax*4] 681 jnz L_test_for_length_base_mmx
682 682
683L_dodist_mmx: 683 shr eax,16
684 684 stosb
685 movzx ecx,ah 685
686 mov ebx,eax 686L_while_test_mmx:
687 shr ebx,16 687
688 sub ebp,ecx 688
689 movd mm1,ecx 689 cmp [esp+16],edi
690 690 jbe L_break_loop
691 test al,16 691
692 jz L_test_for_second_level_dist_mmx 692 cmp [esp+20],esi
693 and eax,15 693 ja L_do_loop_mmx
694 jz L_check_dist_one_mmx 694 jmp L_break_loop
695 695
696L_add_bits_to_dist_mmx: 696L_test_for_length_base_mmx:
697 psrlq mm0,mm1 697
698 movd mm1,eax 698 mov edx,eax
699 movd ecx,mm0 699 shr edx,16
700 sub ebp,eax 700
701 and ecx, [inflate_fast_mask+eax*4] 701 test al,16
702 add ebx,ecx 702 jz L_test_for_second_level_length_mmx
703 703 and eax,15
704L_check_window_mmx: 704 jz L_decode_distance_mmx
705 mov [esp+44],esi 705
706 mov eax,edi 706 psrlq mm0,mm1
707 sub eax, [esp+40] 707 movd mm1,eax
708 708 movd ecx,mm0
709 cmp eax,ebx 709 sub ebp,eax
710 jb L_clip_window_mmx 710 and ecx, [inflate_fast_mask+eax*4]
711 711 add edx,ecx
712 mov ecx,edx 712
713 mov esi,edi 713L_decode_distance_mmx:
714 sub esi,ebx 714 psrlq mm0,mm1
715 715
716 sub ecx,3 716 cmp ebp,32
717 mov al, [esi] 717 ja L_get_dist_code_mmx
718 mov [edi],al 718
719 mov al, [esi+1] 719 movd mm6,ebp
720 mov dl, [esi+2] 720 movd mm7,[esi]
721 add esi,3 721 add esi,4
722 mov [edi+1],al 722 psllq mm7,mm6
723 mov [edi+2],dl 723 add ebp,32
724 add edi,3 724 por mm0,mm7
725 rep movsb 725
726 726L_get_dist_code_mmx:
727 mov esi, [esp+44] 727 mov ebx, [esp+12]
728 mov ebx, [esp+8] 728 pand mm5,mm0
729 jmp L_while_test_mmx 729 movd eax,mm5
730 730 movq mm5,mm2
731ALIGN 4 731 mov eax, [ebx+eax*4]
732L_check_dist_one_mmx: 732
733 cmp ebx,1 733L_dodist_mmx:
734 jne L_check_window_mmx 734
735 cmp [esp+40],edi 735 movzx ecx,ah
736 je L_check_window_mmx 736 mov ebx,eax
737 737 shr ebx,16
738 dec edi 738 sub ebp,ecx
739 mov ecx,edx 739 movd mm1,ecx
740 mov al, [edi] 740
741 sub ecx,3 741 test al,16
742 742 jz L_test_for_second_level_dist_mmx
743 mov [edi+1],al 743 and eax,15
744 mov [edi+2],al 744 jz L_check_dist_one_mmx
745 mov [edi+3],al 745
746 add edi,4 746L_add_bits_to_dist_mmx:
747 rep stosb 747 psrlq mm0,mm1
748 748 movd mm1,eax
749 mov ebx, [esp+8] 749 movd ecx,mm0
750 jmp L_while_test_mmx 750 sub ebp,eax
751 751 and ecx, [inflate_fast_mask+eax*4]
752ALIGN 4 752 add ebx,ecx
753L_test_for_second_level_length_mmx: 753
754 test al,64 754L_check_window_mmx:
755 jnz L_test_for_end_of_block 755 mov [esp+44],esi
756 756 mov eax,edi
757 and eax,15 757 sub eax, [esp+40]
758 psrlq mm0,mm1 758
759 movd ecx,mm0 759 cmp eax,ebx
760 and ecx, [inflate_fast_mask+eax*4] 760 jb L_clip_window_mmx
761 add ecx,edx 761
762 mov eax, [ebx+ecx*4] 762 mov ecx,edx
763 jmp L_dolen_mmx 763 mov esi,edi
764 764 sub esi,ebx
765ALIGN 4 765
766L_test_for_second_level_dist_mmx: 766 sub ecx,3
767 test al,64 767 mov al, [esi]
768 jnz L_invalid_distance_code 768 mov [edi],al
769 769 mov al, [esi+1]
770 and eax,15 770 mov dl, [esi+2]
771 psrlq mm0,mm1 771 add esi,3
772 movd ecx,mm0 772 mov [edi+1],al
773 and ecx, [inflate_fast_mask+eax*4] 773 mov [edi+2],dl
774 mov eax, [esp+12] 774 add edi,3
775 add ecx,ebx 775 rep movsb
776 mov eax, [eax+ecx*4] 776
777 jmp L_dodist_mmx 777 mov esi, [esp+44]
778 778 mov ebx, [esp+8]
779ALIGN 4 779 jmp L_while_test_mmx
780L_clip_window_mmx: 780
781 781ALIGN 4
782 mov ecx,eax 782L_check_dist_one_mmx:
783 mov eax, [esp+52] 783 cmp ebx,1
784 neg ecx 784 jne L_check_window_mmx
785 mov esi, [esp+56] 785 cmp [esp+40],edi
786 786 je L_check_window_mmx
787 cmp eax,ebx 787
788 jb L_invalid_distance_too_far 788 dec edi
789 789 mov ecx,edx
790 add ecx,ebx 790 mov al, [edi]
791 cmp dword ptr [esp+48],0 791 sub ecx,3
792 jne L_wrap_around_window_mmx 792
793 793 mov [edi+1],al
794 sub eax,ecx 794 mov [edi+2],al
795 add esi,eax 795 mov [edi+3],al
796 796 add edi,4
797 cmp edx,ecx 797 rep stosb
798 jbe L_do_copy1_mmx 798
799 799 mov ebx, [esp+8]
800 sub edx,ecx 800 jmp L_while_test_mmx
801 rep movsb 801
802 mov esi,edi 802ALIGN 4
803 sub esi,ebx 803L_test_for_second_level_length_mmx:
804 jmp L_do_copy1_mmx 804 test al,64
805 805 jnz L_test_for_end_of_block
806 cmp edx,ecx 806
807 jbe L_do_copy1_mmx 807 and eax,15
808 808 psrlq mm0,mm1
809 sub edx,ecx 809 movd ecx,mm0
810 rep movsb 810 and ecx, [inflate_fast_mask+eax*4]
811 mov esi,edi 811 add ecx,edx
812 sub esi,ebx 812 mov eax, [ebx+ecx*4]
813 jmp L_do_copy1_mmx 813 jmp L_dolen_mmx
814 814
815L_wrap_around_window_mmx: 815ALIGN 4
816 816L_test_for_second_level_dist_mmx:
817 mov eax, [esp+48] 817 test al,64
818 cmp ecx,eax 818 jnz L_invalid_distance_code
819 jbe L_contiguous_in_window_mmx 819
820 820 and eax,15
821 add esi, [esp+52] 821 psrlq mm0,mm1
822 add esi,eax 822 movd ecx,mm0
823 sub esi,ecx 823 and ecx, [inflate_fast_mask+eax*4]
824 sub ecx,eax 824 mov eax, [esp+12]
825 825 add ecx,ebx
826 826 mov eax, [eax+ecx*4]
827 cmp edx,ecx 827 jmp L_dodist_mmx
828 jbe L_do_copy1_mmx 828
829 829ALIGN 4
830 sub edx,ecx 830L_clip_window_mmx:
831 rep movsb 831
832 mov esi, [esp+56] 832 mov ecx,eax
833 mov ecx, [esp+48] 833 mov eax, [esp+52]
834 cmp edx,ecx 834 neg ecx
835 jbe L_do_copy1_mmx 835 mov esi, [esp+56]
836 836
837 sub edx,ecx 837 cmp eax,ebx
838 rep movsb 838 jb L_invalid_distance_too_far
839 mov esi,edi 839
840 sub esi,ebx 840 add ecx,ebx
841 jmp L_do_copy1_mmx 841 cmp dword ptr [esp+48],0
842 842 jne L_wrap_around_window_mmx
843L_contiguous_in_window_mmx: 843
844 844 sub eax,ecx
845 add esi,eax 845 add esi,eax
846 sub esi,ecx 846
847 847 cmp edx,ecx
848 848 jbe L_do_copy1_mmx
849 cmp edx,ecx 849
850 jbe L_do_copy1_mmx 850 sub edx,ecx
851 851 rep movsb
852 sub edx,ecx 852 mov esi,edi
853 rep movsb 853 sub esi,ebx
854 mov esi,edi 854 jmp L_do_copy1_mmx
855 sub esi,ebx 855
856 856 cmp edx,ecx
857L_do_copy1_mmx: 857 jbe L_do_copy1_mmx
858 858
859 859 sub edx,ecx
860 mov ecx,edx 860 rep movsb
861 rep movsb 861 mov esi,edi
862 862 sub esi,ebx
863 mov esi, [esp+44] 863 jmp L_do_copy1_mmx
864 mov ebx, [esp+8] 864
865 jmp L_while_test_mmx 865L_wrap_around_window_mmx:
866; 1174 "inffast.S" 866
867L_invalid_distance_code: 867 mov eax, [esp+48]
868 868 cmp ecx,eax
869 869 jbe L_contiguous_in_window_mmx
870 870
871 871 add esi, [esp+52]
872 872 add esi,eax
873 mov ecx, invalid_distance_code_msg 873 sub esi,ecx
874 mov edx,26 874 sub ecx,eax
875 jmp L_update_stream_state 875
876 876
877L_test_for_end_of_block: 877 cmp edx,ecx
878 878 jbe L_do_copy1_mmx
879 879
880 880 sub edx,ecx
881 881 rep movsb
882 882 mov esi, [esp+56]
883 test al,32 883 mov ecx, [esp+48]
884 jz L_invalid_literal_length_code 884 cmp edx,ecx
885 885 jbe L_do_copy1_mmx
886 mov ecx,0 886
887 mov edx,11 887 sub edx,ecx
888 jmp L_update_stream_state 888 rep movsb
889 889 mov esi,edi
890L_invalid_literal_length_code: 890 sub esi,ebx
891 891 jmp L_do_copy1_mmx
892 892
893 893L_contiguous_in_window_mmx:
894 894
895 895 add esi,eax
896 mov ecx, invalid_literal_length_code_msg 896 sub esi,ecx
897 mov edx,26 897
898 jmp L_update_stream_state 898
899 899 cmp edx,ecx
900L_invalid_distance_too_far: 900 jbe L_do_copy1_mmx
901 901
902 902 sub edx,ecx
903 903 rep movsb
904 mov esi, [esp+44] 904 mov esi,edi
905 mov ecx, invalid_distance_too_far_msg 905 sub esi,ebx
906 mov edx,26 906
907 jmp L_update_stream_state 907L_do_copy1_mmx:
908 908
909L_update_stream_state: 909
910 910 mov ecx,edx
911 mov eax, [esp+88] 911 rep movsb
912 test ecx,ecx 912
913 jz L_skip_msg 913 mov esi, [esp+44]
914 mov [eax+24],ecx 914 mov ebx, [esp+8]
915L_skip_msg: 915 jmp L_while_test_mmx
916 mov eax, [eax+28] 916; 1174 "inffast.S"
917 mov [eax+mode_state],edx 917L_invalid_distance_code:
918 jmp L_break_loop 918
919 919
920ALIGN 4 920
921L_break_loop: 921
922; 1243 "inffast.S" 922
923 cmp dword ptr [inflate_fast_use_mmx],2 923 mov ecx, invalid_distance_code_msg
924 jne L_update_next_in 924 mov edx,INFLATE_MODE_BAD
925 925 jmp L_update_stream_state
926 926
927 927L_test_for_end_of_block:
928 mov ebx,ebp 928
929 929
930L_update_next_in: 930
931; 1266 "inffast.S" 931
932 mov eax, [esp+88] 932
933 mov ecx,ebx 933 test al,32
934 mov edx, [eax+28] 934 jz L_invalid_literal_length_code
935 shr ecx,3 935
936 sub esi,ecx 936 mov ecx,0
937 shl ecx,3 937 mov edx,INFLATE_MODE_TYPE
938 sub ebx,ecx 938 jmp L_update_stream_state
939 mov [eax+12],edi 939
940 mov [edx+bits_state],ebx 940L_invalid_literal_length_code:
941 mov ecx,ebx 941
942 942
943 lea ebx, [esp+28] 943
944 cmp [esp+20],ebx 944
945 jne L_buf_not_used 945
946 946 mov ecx, invalid_literal_length_code_msg
947 sub esi,ebx 947 mov edx,INFLATE_MODE_BAD
948 mov ebx, [eax+0] 948 jmp L_update_stream_state
949 mov [esp+20],ebx 949
950 add esi,ebx 950L_invalid_distance_too_far:
951 mov ebx, [eax+4] 951
952 sub ebx,11 952
953 add [esp+20],ebx 953
954 954 mov esi, [esp+44]
955L_buf_not_used: 955 mov ecx, invalid_distance_too_far_msg
956 mov [eax+0],esi 956 mov edx,INFLATE_MODE_BAD
957 957 jmp L_update_stream_state
958 mov ebx,1 958
959 shl ebx,cl 959L_update_stream_state:
960 dec ebx 960
961 961 mov eax, [esp+88]
962 962 test ecx,ecx
963 963 jz L_skip_msg
964 964 mov [eax+24],ecx
965 965L_skip_msg:
966 cmp dword ptr [inflate_fast_use_mmx],2 966 mov eax, [eax+28]
967 jne L_update_hold 967 mov [eax+mode_state],edx
968 968 jmp L_break_loop
969 969
970 970ALIGN 4
971 psrlq mm0,mm1 971L_break_loop:
972 movd ebp,mm0 972; 1243 "inffast.S"
973 973 cmp dword ptr [inflate_fast_use_mmx],2
974 emms 974 jne L_update_next_in
975 975
976L_update_hold: 976
977 977
978 978 mov ebx,ebp
979 979
980 and ebp,ebx 980L_update_next_in:
981 mov [edx+hold_state],ebp 981; 1266 "inffast.S"
982 982 mov eax, [esp+88]
983 983 mov ecx,ebx
984 984 mov edx, [eax+28]
985 985 shr ecx,3
986 mov ebx, [esp+20] 986 sub esi,ecx
987 cmp ebx,esi 987 shl ecx,3
988 jbe L_last_is_smaller 988 sub ebx,ecx
989 989 mov [eax+12],edi
990 sub ebx,esi 990 mov [edx+bits_state],ebx
991 add ebx,11 991 mov ecx,ebx
992 mov [eax+4],ebx 992
993 jmp L_fixup_out 993 lea ebx, [esp+28]
994L_last_is_smaller: 994 cmp [esp+20],ebx
995 sub esi,ebx 995 jne L_buf_not_used
996 neg esi 996
997 add esi,11 997 sub esi,ebx
998 mov [eax+4],esi 998 mov ebx, [eax+0]
999 999 mov [esp+20],ebx
1000 1000 add esi,ebx
1001 1001 mov ebx, [eax+4]
1002 1002 sub ebx,11
1003L_fixup_out: 1003 add [esp+20],ebx
1004 1004
1005 mov ebx, [esp+16] 1005L_buf_not_used:
1006 cmp ebx,edi 1006 mov [eax+0],esi
1007 jbe L_end_is_smaller 1007
1008 1008 mov ebx,1
1009 sub ebx,edi 1009 shl ebx,cl
1010 add ebx,257 1010 dec ebx
1011 mov [eax+16],ebx 1011
1012 jmp L_done 1012
1013L_end_is_smaller: 1013
1014 sub edi,ebx 1014
1015 neg edi 1015
1016 add edi,257 1016 cmp dword ptr [inflate_fast_use_mmx],2
1017 mov [eax+16],edi 1017 jne L_update_hold
1018 1018
1019 1019
1020 1020
1021 1021 psrlq mm0,mm1
1022 1022 movd ebp,mm0
1023L_done: 1023
1024 add esp,64 1024 emms
1025 popfd 1025
1026 pop ebx 1026L_update_hold:
1027 pop ebp 1027
1028 pop esi 1028
1029 pop edi 1029
1030 ret 1030 and ebp,ebx
1031 1031 mov [edx+hold_state],ebp
1032 1032
1033 1033
1034 1034
1035_TEXT ends 1035
1036end 1036 mov ebx, [esp+20]
1037 cmp ebx,esi
1038 jbe L_last_is_smaller
1039
1040 sub ebx,esi
1041 add ebx,11
1042 mov [eax+4],ebx
1043 jmp L_fixup_out
1044L_last_is_smaller:
1045 sub esi,ebx
1046 neg esi
1047 add esi,11
1048 mov [eax+4],esi
1049
1050
1051
1052
1053L_fixup_out:
1054
1055 mov ebx, [esp+16]
1056 cmp ebx,edi
1057 jbe L_end_is_smaller
1058
1059 sub ebx,edi
1060 add ebx,257
1061 mov [eax+16],ebx
1062 jmp L_done
1063L_end_is_smaller:
1064 sub edi,ebx
1065 neg edi
1066 add edi,257
1067 mov [eax+16],edi
1068
1069
1070
1071
1072
1073L_done:
1074 add esp,64
1075 popfd
1076 pop ebx
1077 pop ebp
1078 pop esi
1079 pop edi
1080 ret
1081
1082_TEXT ends
1083end
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-03-18 00:23:18 +0000