Parent Directory | Revision Log
Revision 1790 - (view) (download)
1 : | edgomez | 1586 | ;/***************************************************************************** |
2 : | ; * | ||
3 : | ; * XVID MPEG-4 VIDEO CODEC | ||
4 : | ; * - mmx 8x8 block-based halfpel interpolation - | ||
5 : | ; * | ||
6 : | ; * Copyright(C) 2001 Peter Ross <pross@xvid.org> | ||
7 : | ; * 2002 Michael Militzer <isibaar@xvid.org> | ||
8 : | ; * 2004 Andre Werthmann <wertmann@aei.mpg.de> (amd64 conversation) | ||
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 : | ; * This program is distributed in the hope that it will be useful, | ||
16 : | ; * but WITHOUT ANY WARRANTY ; without even the implied warranty of | ||
17 : | ; * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
18 : | ; * GNU General Public License for more details. | ||
19 : | ; * | ||
20 : | ; * You should have received a copy of the GNU General Public License | ||
21 : | ; * along with this program ; if not, write to the Free Software | ||
22 : | ; * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
23 : | ; * | ||
24 : | ; ****************************************************************************/ | ||
25 : | |||
26 : | BITS 64 | ||
27 : | |||
28 : | %macro cglobal 1 | ||
29 : | %ifdef PREFIX | ||
30 : | %ifdef MARK_FUNCS | ||
31 : | global _%1:function %1.endfunc-%1 | ||
32 : | %define %1 _%1:function %1.endfunc-%1 | ||
33 : | %else | ||
34 : | global _%1 | ||
35 : | %define %1 _%1 | ||
36 : | %endif | ||
37 : | %else | ||
38 : | %ifdef MARK_FUNCS | ||
39 : | global %1:function %1.endfunc-%1 | ||
40 : | %else | ||
41 : | global %1 | ||
42 : | %endif | ||
43 : | %endif | ||
44 : | %endmacro | ||
45 : | |||
46 : | ;============================================================================= | ||
47 : | ; Read only data | ||
48 : | ;============================================================================= | ||
49 : | |||
50 : | %ifdef FORMAT_COFF | ||
51 : | SECTION .rodata | ||
52 : | %else | ||
53 : | SECTION .rodata align=16 | ||
54 : | %endif | ||
55 : | |||
56 : | ;----------------------------------------------------------------------------- | ||
57 : | ; (16 - r) rounding table | ||
58 : | ;----------------------------------------------------------------------------- | ||
59 : | |||
60 : | ALIGN 16 | ||
61 : | rounding_lowpass_mmx: | ||
62 : | times 4 dw 16 | ||
63 : | times 4 dw 15 | ||
64 : | |||
65 : | ;----------------------------------------------------------------------------- | ||
66 : | ; (1 - r) rounding table | ||
67 : | ;----------------------------------------------------------------------------- | ||
68 : | |||
69 : | rounding1_mmx: | ||
70 : | times 4 dw 1 | ||
71 : | times 4 dw 0 | ||
72 : | |||
73 : | ;----------------------------------------------------------------------------- | ||
74 : | ; (2 - r) rounding table | ||
75 : | ;----------------------------------------------------------------------------- | ||
76 : | |||
77 : | rounding2_mmx: | ||
78 : | times 4 dw 2 | ||
79 : | times 4 dw 1 | ||
80 : | |||
81 : | mmx_one: | ||
82 : | times 8 db 1 | ||
83 : | |||
84 : | mmx_two: | ||
85 : | times 8 db 2 | ||
86 : | |||
87 : | mmx_three: | ||
88 : | times 8 db 3 | ||
89 : | |||
90 : | mmx_five: | ||
91 : | times 4 dw 5 | ||
92 : | |||
93 : | mmx_mask: | ||
94 : | times 8 db 254 | ||
95 : | |||
96 : | mmx_mask2: | ||
97 : | times 8 db 252 | ||
98 : | |||
99 : | ;============================================================================= | ||
100 : | ; Code | ||
101 : | ;============================================================================= | ||
102 : | |||
103 : | SECTION .text align=16 | ||
104 : | |||
105 : | cglobal interpolate8x8_avg2_x86_64 | ||
106 : | cglobal interpolate8x8_avg4_x86_64 | ||
107 : | cglobal interpolate8x8_6tap_lowpass_h_x86_64 | ||
108 : | cglobal interpolate8x8_6tap_lowpass_v_x86_64 | ||
109 : | |||
110 : | %macro CALC_AVG 6 | ||
111 : | punpcklbw %3, %6 | ||
112 : | punpckhbw %4, %6 | ||
113 : | |||
114 : | paddusw %1, %3 ; mm01 += mm23 | ||
115 : | paddusw %2, %4 | ||
116 : | paddusw %1, %5 ; mm01 += rounding | ||
117 : | paddusw %2, %5 | ||
118 : | |||
119 : | psrlw %1, 1 ; mm01 >>= 1 | ||
120 : | psrlw %2, 1 | ||
121 : | %endmacro | ||
122 : | |||
123 : | ;----------------------------------------------------------------------------- | ||
124 : | ; | ||
125 : | ; void interpolate8x8_avg2_x86_64(uint8_t const *dst, | ||
126 : | ; const uint8_t * const src1, | ||
127 : | ; const uint8_t * const src2, | ||
128 : | ; const uint32_t stride, | ||
129 : | ; const uint32_t rounding, | ||
130 : | ; const uint32_t height); | ||
131 : | ; | ||
132 : | ;----------------------------------------------------------------------------- | ||
133 : | |||
134 : | %macro AVG2_MMX_RND0 0 | ||
135 : | movq mm0, [rax] ; src1 -> mm0 | ||
136 : | movq mm1, [rbx] ; src2 -> mm1 | ||
137 : | |||
138 : | movq mm4, [rax+rdx] | ||
139 : | movq mm5, [rbx+rdx] | ||
140 : | |||
141 : | movq mm2, mm0 ; src1 -> mm2 | ||
142 : | movq mm3, mm1 ; src2 -> mm3 | ||
143 : | |||
144 : | pand mm2, mm7 ; isolate the lsb | ||
145 : | pand mm3, mm7 ; isolate the lsb | ||
146 : | |||
147 : | por mm2, mm3 ; ODD(src1) OR ODD(src2) -> mm2 | ||
148 : | |||
149 : | movq mm3, mm4 | ||
150 : | movq mm6, mm5 | ||
151 : | |||
152 : | pand mm3, mm7 | ||
153 : | pand mm6, mm7 | ||
154 : | |||
155 : | por mm3, mm6 | ||
156 : | |||
157 : | pand mm0, [mmx_mask wrt rip] | ||
158 : | pand mm1, [mmx_mask wrt rip] | ||
159 : | pand mm4, [mmx_mask wrt rip] | ||
160 : | pand mm5, [mmx_mask wrt rip] | ||
161 : | |||
162 : | psrlq mm0, 1 ; src1 / 2 | ||
163 : | psrlq mm1, 1 ; src2 / 2 | ||
164 : | |||
165 : | psrlq mm4, 1 | ||
166 : | psrlq mm5, 1 | ||
167 : | |||
168 : | paddb mm0, mm1 ; src1/2 + src2/2 -> mm0 | ||
169 : | paddb mm0, mm2 ; correct rounding error | ||
170 : | |||
171 : | paddb mm4, mm5 | ||
172 : | paddb mm4, mm3 | ||
173 : | |||
174 : | lea rax, [rax+2*rdx] | ||
175 : | lea rbx, [rbx+2*rdx] | ||
176 : | |||
177 : | movq [rcx], mm0 ; (src1 + src2 + 1) / 2 -> dst | ||
178 : | movq [rcx+rdx], mm4 | ||
179 : | %endmacro | ||
180 : | |||
181 : | %macro AVG2_MMX_RND1 0 | ||
182 : | movq mm0, [rax] ; src1 -> mm0 | ||
183 : | movq mm1, [rbx] ; src2 -> mm1 | ||
184 : | |||
185 : | movq mm4, [rax+rdx] | ||
186 : | movq mm5, [rbx+rdx] | ||
187 : | |||
188 : | movq mm2, mm0 ; src1 -> mm2 | ||
189 : | movq mm3, mm1 ; src2 -> mm3 | ||
190 : | |||
191 : | pand mm2, mm7 ; isolate the lsb | ||
192 : | pand mm3, mm7 ; isolate the lsb | ||
193 : | |||
194 : | pand mm2, mm3 ; ODD(src1) AND ODD(src2) -> mm2 | ||
195 : | |||
196 : | movq mm3, mm4 | ||
197 : | movq mm6, mm5 | ||
198 : | |||
199 : | pand mm3, mm7 | ||
200 : | pand mm6, mm7 | ||
201 : | |||
202 : | pand mm3, mm6 | ||
203 : | |||
204 : | pand mm0, [mmx_mask wrt rip] | ||
205 : | pand mm1, [mmx_mask wrt rip] | ||
206 : | pand mm4, [mmx_mask wrt rip] | ||
207 : | pand mm5, [mmx_mask wrt rip] | ||
208 : | |||
209 : | psrlq mm0, 1 ; src1 / 2 | ||
210 : | psrlq mm1, 1 ; src2 / 2 | ||
211 : | |||
212 : | psrlq mm4, 1 | ||
213 : | psrlq mm5, 1 | ||
214 : | |||
215 : | paddb mm0, mm1 ; src1/2 + src2/2 -> mm0 | ||
216 : | paddb mm0, mm2 ; correct rounding error | ||
217 : | |||
218 : | paddb mm4, mm5 | ||
219 : | paddb mm4, mm3 | ||
220 : | |||
221 : | lea rax, [rax+2*rdx] | ||
222 : | lea rbx, [rbx+2*rdx] | ||
223 : | |||
224 : | movq [rcx], mm0 ; (src1 + src2 + 1) / 2 -> dst | ||
225 : | movq [rcx+rdx], mm4 | ||
226 : | %endmacro | ||
227 : | |||
228 : | ALIGN 16 | ||
229 : | interpolate8x8_avg2_x86_64: | ||
230 : | |||
231 : | push rbx | ||
232 : | |||
233 : | mov rax, r8 ; 5. par | ||
234 : | test rax, rax | ||
235 : | |||
236 : | jnz near .rounding1 | ||
237 : | |||
238 : | mov rax, r9 ; 6. par (height) | ||
239 : | sub rax, 8 | ||
240 : | test rax, rax | ||
241 : | |||
242 : | mov rbx, rdx ; src2 | ||
243 : | mov rdx, rcx ; stride | ||
244 : | mov rax, rsi ; src1 | ||
245 : | mov rcx, rdi ; dst | ||
246 : | |||
247 : | movq mm7, [mmx_one wrt rip] | ||
248 : | |||
249 : | jz near .start0 | ||
250 : | |||
251 : | AVG2_MMX_RND0 | ||
252 : | lea rcx, [rcx+2*rdx] | ||
253 : | |||
254 : | .start0 | ||
255 : | |||
256 : | AVG2_MMX_RND0 | ||
257 : | lea rcx, [rcx+2*rdx] | ||
258 : | AVG2_MMX_RND0 | ||
259 : | lea rcx, [rcx+2*rdx] | ||
260 : | AVG2_MMX_RND0 | ||
261 : | lea rcx, [rcx+2*rdx] | ||
262 : | AVG2_MMX_RND0 | ||
263 : | |||
264 : | pop rbx | ||
265 : | ret | ||
266 : | |||
267 : | .rounding1 | ||
268 : | mov rax, r9 ; 6. par (height) | ||
269 : | sub rax, 8 | ||
270 : | test rax, rax | ||
271 : | |||
272 : | mov rbx, rdx ; src2 | ||
273 : | mov rdx, rcx ; stride | ||
274 : | mov rax, rsi ; src1 | ||
275 : | mov rcx, rdi ; dst | ||
276 : | |||
277 : | movq mm7, [mmx_one wrt rip] | ||
278 : | |||
279 : | jz near .start1 | ||
280 : | |||
281 : | AVG2_MMX_RND1 | ||
282 : | lea rcx, [rcx+2*rdx] | ||
283 : | |||
284 : | .start1 | ||
285 : | |||
286 : | AVG2_MMX_RND1 | ||
287 : | lea rcx, [rcx+2*rdx] | ||
288 : | AVG2_MMX_RND1 | ||
289 : | lea rcx, [rcx+2*rdx] | ||
290 : | AVG2_MMX_RND1 | ||
291 : | lea rcx, [rcx+2*rdx] | ||
292 : | AVG2_MMX_RND1 | ||
293 : | |||
294 : | pop rbx | ||
295 : | ret | ||
296 : | .endfunc | ||
297 : | |||
298 : | |||
299 : | ;----------------------------------------------------------------------------- | ||
300 : | ; | ||
301 : | ; void interpolate8x8_avg4_x86_64(uint8_t const *dst, | ||
302 : | ; const uint8_t * const src1, | ||
303 : | ; const uint8_t * const src2, | ||
304 : | ; const uint8_t * const src3, | ||
305 : | ; const uint8_t * const src4, | ||
306 : | ; const uint32_t stride, | ||
307 : | ; const uint32_t rounding); | ||
308 : | ; | ||
309 : | ;----------------------------------------------------------------------------- | ||
310 : | |||
311 : | %macro AVG4_MMX_RND0 0 | ||
312 : | movq mm0, [rax] ; src1 -> mm0 | ||
313 : | movq mm1, [rbx] ; src2 -> mm1 | ||
314 : | |||
315 : | movq mm2, mm0 | ||
316 : | movq mm3, mm1 | ||
317 : | |||
318 : | pand mm2, [mmx_three wrt rip] | ||
319 : | pand mm3, [mmx_three wrt rip] | ||
320 : | |||
321 : | pand mm0, [mmx_mask2 wrt rip] | ||
322 : | pand mm1, [mmx_mask2 wrt rip] | ||
323 : | |||
324 : | psrlq mm0, 2 | ||
325 : | psrlq mm1, 2 | ||
326 : | |||
327 : | lea rax, [rax+rdx] | ||
328 : | lea rbx, [rbx+rdx] | ||
329 : | |||
330 : | paddb mm0, mm1 | ||
331 : | paddb mm2, mm3 | ||
332 : | |||
333 : | movq mm4, [rsi] ; src3 -> mm0 | ||
334 : | movq mm5, [rdi] ; src4 -> mm1 | ||
335 : | |||
336 : | movq mm1, mm4 | ||
337 : | movq mm3, mm5 | ||
338 : | |||
339 : | pand mm1, [mmx_three wrt rip] | ||
340 : | pand mm3, [mmx_three wrt rip] | ||
341 : | |||
342 : | pand mm4, [mmx_mask2 wrt rip] | ||
343 : | pand mm5, [mmx_mask2 wrt rip] | ||
344 : | |||
345 : | psrlq mm4, 2 | ||
346 : | psrlq mm5, 2 | ||
347 : | |||
348 : | paddb mm4, mm5 | ||
349 : | paddb mm0, mm4 | ||
350 : | |||
351 : | paddb mm1, mm3 | ||
352 : | paddb mm2, mm1 | ||
353 : | |||
354 : | paddb mm2, [mmx_two wrt rip] | ||
355 : | pand mm2, [mmx_mask2 wrt rip] | ||
356 : | |||
357 : | psrlq mm2, 2 | ||
358 : | paddb mm0, mm2 | ||
359 : | |||
360 : | lea rsi, [rsi+rdx] | ||
361 : | lea rdi, [rdi+rdx] | ||
362 : | |||
363 : | movq [rcx], mm0 ; (src1 + src2 + src3 + src4 + 2) / 4 -> dst | ||
364 : | %endmacro | ||
365 : | |||
366 : | %macro AVG4_MMX_RND1 0 | ||
367 : | movq mm0, [rax] ; src1 -> mm0 | ||
368 : | movq mm1, [rbx] ; src2 -> mm1 | ||
369 : | |||
370 : | movq mm2, mm0 | ||
371 : | movq mm3, mm1 | ||
372 : | |||
373 : | pand mm2, [mmx_three wrt rip] | ||
374 : | pand mm3, [mmx_three wrt rip] | ||
375 : | |||
376 : | pand mm0, [mmx_mask2 wrt rip] | ||
377 : | pand mm1, [mmx_mask2 wrt rip] | ||
378 : | |||
379 : | psrlq mm0, 2 | ||
380 : | psrlq mm1, 2 | ||
381 : | |||
382 : | lea rax,[rax+rdx] | ||
383 : | lea rbx,[rbx+rdx] | ||
384 : | |||
385 : | paddb mm0, mm1 | ||
386 : | paddb mm2, mm3 | ||
387 : | |||
388 : | movq mm4, [rsi] ; src3 -> mm0 | ||
389 : | movq mm5, [rdi] ; src4 -> mm1 | ||
390 : | |||
391 : | movq mm1, mm4 | ||
392 : | movq mm3, mm5 | ||
393 : | |||
394 : | pand mm1, [mmx_three wrt rip] | ||
395 : | pand mm3, [mmx_three wrt rip] | ||
396 : | |||
397 : | pand mm4, [mmx_mask2 wrt rip] | ||
398 : | pand mm5, [mmx_mask2 wrt rip] | ||
399 : | |||
400 : | psrlq mm4, 2 | ||
401 : | psrlq mm5, 2 | ||
402 : | |||
403 : | paddb mm4, mm5 | ||
404 : | paddb mm0, mm4 | ||
405 : | |||
406 : | paddb mm1, mm3 | ||
407 : | paddb mm2, mm1 | ||
408 : | |||
409 : | paddb mm2, [mmx_one wrt rip] | ||
410 : | pand mm2, [mmx_mask2 wrt rip] | ||
411 : | |||
412 : | psrlq mm2, 2 | ||
413 : | paddb mm0, mm2 | ||
414 : | |||
415 : | lea rsi,[rsi+rdx] | ||
416 : | lea rdi,[rdi+rdx] | ||
417 : | |||
418 : | movq [rcx], mm0 ; (src1 + src2 + src3 + src4 + 2) / 4 -> dst | ||
419 : | %endmacro | ||
420 : | |||
421 : | ALIGN 16 | ||
422 : | interpolate8x8_avg4_x86_64: | ||
423 : | |||
424 : | push rbx | ||
425 : | |||
426 : | mov rax, [rsp + 8 + 8] ; rounding | ||
427 : | |||
428 : | test rax, rax | ||
429 : | |||
430 : | mov rbx, rdx ; src2 | ||
431 : | mov rdx, r9 ; stride | ||
432 : | mov rax, rsi ; src1 | ||
433 : | mov rsi, rcx ; src3 | ||
434 : | mov rcx, rdi ; dst | ||
435 : | mov rdi, r8 ; src4 | ||
436 : | |||
437 : | movq mm7, [mmx_one wrt rip] | ||
438 : | |||
439 : | jnz near .rounding1 | ||
440 : | |||
441 : | AVG4_MMX_RND0 | ||
442 : | lea rcx, [rcx+rdx] | ||
443 : | AVG4_MMX_RND0 | ||
444 : | lea rcx, [rcx+rdx] | ||
445 : | AVG4_MMX_RND0 | ||
446 : | lea rcx, [rcx+rdx] | ||
447 : | AVG4_MMX_RND0 | ||
448 : | lea rcx, [rcx+rdx] | ||
449 : | AVG4_MMX_RND0 | ||
450 : | lea rcx, [rcx+rdx] | ||
451 : | AVG4_MMX_RND0 | ||
452 : | lea rcx, [rcx+rdx] | ||
453 : | AVG4_MMX_RND0 | ||
454 : | lea rcx, [rcx+rdx] | ||
455 : | AVG4_MMX_RND0 | ||
456 : | |||
457 : | pop rbx | ||
458 : | ret | ||
459 : | |||
460 : | .rounding1 | ||
461 : | AVG4_MMX_RND1 | ||
462 : | lea rcx, [rcx+rdx] | ||
463 : | AVG4_MMX_RND1 | ||
464 : | lea rcx, [rcx+rdx] | ||
465 : | AVG4_MMX_RND1 | ||
466 : | lea rcx, [rcx+rdx] | ||
467 : | AVG4_MMX_RND1 | ||
468 : | lea rcx, [rcx+rdx] | ||
469 : | AVG4_MMX_RND1 | ||
470 : | lea rcx, [rcx+rdx] | ||
471 : | AVG4_MMX_RND1 | ||
472 : | lea rcx, [rcx+rdx] | ||
473 : | AVG4_MMX_RND1 | ||
474 : | lea rcx, [rcx+rdx] | ||
475 : | AVG4_MMX_RND1 | ||
476 : | |||
477 : | pop rbx | ||
478 : | ret | ||
479 : | .endfunc | ||
480 : | |||
481 : | ;----------------------------------------------------------------------------- | ||
482 : | ; | ||
483 : | ; void interpolate8x8_6tap_lowpass_h_x86_64(uint8_t const *dst, | ||
484 : | ; const uint8_t * const src, | ||
485 : | ; const uint32_t stride, | ||
486 : | ; const uint32_t rounding); | ||
487 : | ; | ||
488 : | ;----------------------------------------------------------------------------- | ||
489 : | |||
490 : | %macro LOWPASS_6TAP_H_MMX 0 | ||
491 : | movq mm0, [rax] | ||
492 : | movq mm2, [rax+1] | ||
493 : | |||
494 : | movq mm1, mm0 | ||
495 : | movq mm3, mm2 | ||
496 : | |||
497 : | punpcklbw mm0, mm7 | ||
498 : | punpcklbw mm2, mm7 | ||
499 : | |||
500 : | punpckhbw mm1, mm7 | ||
501 : | punpckhbw mm3, mm7 | ||
502 : | |||
503 : | paddw mm0, mm2 | ||
504 : | paddw mm1, mm3 | ||
505 : | |||
506 : | psllw mm0, 2 | ||
507 : | psllw mm1, 2 | ||
508 : | |||
509 : | movq mm2, [rax-1] | ||
510 : | movq mm4, [rax+2] | ||
511 : | |||
512 : | movq mm3, mm2 | ||
513 : | movq mm5, mm4 | ||
514 : | |||
515 : | punpcklbw mm2, mm7 | ||
516 : | punpcklbw mm4, mm7 | ||
517 : | |||
518 : | punpckhbw mm3, mm7 | ||
519 : | punpckhbw mm5, mm7 | ||
520 : | |||
521 : | paddw mm2, mm4 | ||
522 : | paddw mm3, mm5 | ||
523 : | |||
524 : | psubsw mm0, mm2 | ||
525 : | psubsw mm1, mm3 | ||
526 : | |||
527 : | pmullw mm0, [mmx_five wrt rip] | ||
528 : | pmullw mm1, [mmx_five wrt rip] | ||
529 : | |||
530 : | movq mm2, [rax-2] | ||
531 : | movq mm4, [rax+3] | ||
532 : | |||
533 : | movq mm3, mm2 | ||
534 : | movq mm5, mm4 | ||
535 : | |||
536 : | punpcklbw mm2, mm7 | ||
537 : | punpcklbw mm4, mm7 | ||
538 : | |||
539 : | punpckhbw mm3, mm7 | ||
540 : | punpckhbw mm5, mm7 | ||
541 : | |||
542 : | paddw mm2, mm4 | ||
543 : | paddw mm3, mm5 | ||
544 : | |||
545 : | paddsw mm0, mm2 | ||
546 : | paddsw mm1, mm3 | ||
547 : | |||
548 : | paddsw mm0, mm6 | ||
549 : | paddsw mm1, mm6 | ||
550 : | |||
551 : | psraw mm0, 5 | ||
552 : | psraw mm1, 5 | ||
553 : | |||
554 : | lea rax, [rax+rdx] | ||
555 : | packuswb mm0, mm1 | ||
556 : | movq [rcx], mm0 | ||
557 : | %endmacro | ||
558 : | |||
559 : | ALIGN 16 | ||
560 : | interpolate8x8_6tap_lowpass_h_x86_64: | ||
561 : | |||
562 : | mov rax, rcx ; rounding | ||
563 : | |||
564 : | lea r8, [rounding_lowpass_mmx wrt rip] | ||
565 : | movq mm6, [r8 + rax * 8] | ||
566 : | |||
567 : | ; rdx is stride | ||
568 : | mov rax, rsi ; src | ||
569 : | mov rcx, rdi ; dst | ||
570 : | |||
571 : | pxor mm7, mm7 | ||
572 : | |||
573 : | LOWPASS_6TAP_H_MMX | ||
574 : | lea rcx, [rcx+rdx] | ||
575 : | LOWPASS_6TAP_H_MMX | ||
576 : | lea rcx, [rcx+rdx] | ||
577 : | LOWPASS_6TAP_H_MMX | ||
578 : | lea rcx, [rcx+rdx] | ||
579 : | LOWPASS_6TAP_H_MMX | ||
580 : | lea rcx, [rcx+rdx] | ||
581 : | LOWPASS_6TAP_H_MMX | ||
582 : | lea rcx, [rcx+rdx] | ||
583 : | LOWPASS_6TAP_H_MMX | ||
584 : | lea rcx, [rcx+rdx] | ||
585 : | LOWPASS_6TAP_H_MMX | ||
586 : | lea rcx, [rcx+rdx] | ||
587 : | LOWPASS_6TAP_H_MMX | ||
588 : | |||
589 : | ret | ||
590 : | .endfunc | ||
591 : | |||
592 : | ;----------------------------------------------------------------------------- | ||
593 : | ; | ||
594 : | ; void interpolate8x8_6tap_lowpass_v_x86_64(uint8_t const *dst, | ||
595 : | ; const uint8_t * const src, | ||
596 : | ; const uint32_t stride, | ||
597 : | ; const uint32_t rounding); | ||
598 : | ; | ||
599 : | ;----------------------------------------------------------------------------- | ||
600 : | |||
601 : | %macro LOWPASS_6TAP_V_MMX 0 | ||
602 : | movq mm0, [rax] | ||
603 : | movq mm2, [rax+rdx] | ||
604 : | |||
605 : | movq mm1, mm0 | ||
606 : | movq mm3, mm2 | ||
607 : | |||
608 : | punpcklbw mm0, mm7 | ||
609 : | punpcklbw mm2, mm7 | ||
610 : | |||
611 : | punpckhbw mm1, mm7 | ||
612 : | punpckhbw mm3, mm7 | ||
613 : | |||
614 : | paddw mm0, mm2 | ||
615 : | paddw mm1, mm3 | ||
616 : | |||
617 : | psllw mm0, 2 | ||
618 : | psllw mm1, 2 | ||
619 : | |||
620 : | movq mm4, [rax+2*rdx] | ||
621 : | sub rax, rbx | ||
622 : | movq mm2, [rax+2*rdx] | ||
623 : | |||
624 : | movq mm3, mm2 | ||
625 : | movq mm5, mm4 | ||
626 : | |||
627 : | punpcklbw mm2, mm7 | ||
628 : | punpcklbw mm4, mm7 | ||
629 : | |||
630 : | punpckhbw mm3, mm7 | ||
631 : | punpckhbw mm5, mm7 | ||
632 : | |||
633 : | paddw mm2, mm4 | ||
634 : | paddw mm3, mm5 | ||
635 : | |||
636 : | psubsw mm0, mm2 | ||
637 : | psubsw mm1, mm3 | ||
638 : | |||
639 : | pmullw mm0, [mmx_five wrt rip] | ||
640 : | pmullw mm1, [mmx_five wrt rip] | ||
641 : | |||
642 : | movq mm2, [rax+rdx] | ||
643 : | movq mm4, [rax+2*rbx] | ||
644 : | |||
645 : | movq mm3, mm2 | ||
646 : | movq mm5, mm4 | ||
647 : | |||
648 : | punpcklbw mm2, mm7 | ||
649 : | punpcklbw mm4, mm7 | ||
650 : | |||
651 : | punpckhbw mm3, mm7 | ||
652 : | punpckhbw mm5, mm7 | ||
653 : | |||
654 : | paddw mm2, mm4 | ||
655 : | paddw mm3, mm5 | ||
656 : | |||
657 : | paddsw mm0, mm2 | ||
658 : | paddsw mm1, mm3 | ||
659 : | |||
660 : | paddsw mm0, mm6 | ||
661 : | paddsw mm1, mm6 | ||
662 : | |||
663 : | psraw mm0, 5 | ||
664 : | psraw mm1, 5 | ||
665 : | |||
666 : | lea rax, [rax+4*rdx] | ||
667 : | packuswb mm0, mm1 | ||
668 : | movq [rcx], mm0 | ||
669 : | %endmacro | ||
670 : | |||
671 : | ALIGN 16 | ||
672 : | interpolate8x8_6tap_lowpass_v_x86_64: | ||
673 : | |||
674 : | push rbx | ||
675 : | |||
676 : | mov rax, rcx ; rounding | ||
677 : | |||
678 : | lea r8, [rounding_lowpass_mmx wrt rip] | ||
679 : | movq mm6, [r8 + rax * 8] | ||
680 : | |||
681 : | ; rdx is stride | ||
682 : | mov rax, rsi ; src | ||
683 : | mov rcx, rdi ; dst | ||
684 : | |||
685 : | mov rbx, rdx | ||
686 : | shl rbx, 1 | ||
687 : | add rbx, rdx | ||
688 : | |||
689 : | pxor mm7, mm7 | ||
690 : | |||
691 : | LOWPASS_6TAP_V_MMX | ||
692 : | lea rcx, [rcx+rdx] | ||
693 : | LOWPASS_6TAP_V_MMX | ||
694 : | lea rcx, [rcx+rdx] | ||
695 : | LOWPASS_6TAP_V_MMX | ||
696 : | lea rcx, [rcx+rdx] | ||
697 : | LOWPASS_6TAP_V_MMX | ||
698 : | lea rcx, [rcx+rdx] | ||
699 : | LOWPASS_6TAP_V_MMX | ||
700 : | lea rcx, [rcx+rdx] | ||
701 : | LOWPASS_6TAP_V_MMX | ||
702 : | lea rcx, [rcx+rdx] | ||
703 : | LOWPASS_6TAP_V_MMX | ||
704 : | lea rcx, [rcx+rdx] | ||
705 : | LOWPASS_6TAP_V_MMX | ||
706 : | |||
707 : | pop rbx | ||
708 : | ret | ||
709 : | Isibaar | 1790 | .endfunc |
710 : | |||
711 : | %ifidn __OUTPUT_FORMAT__,elf | ||
712 : | section ".note.GNU-stack" noalloc noexec nowrite progbits | ||
713 : | %endif | ||
714 : |
No admin address has been configured | ViewVC Help |
Powered by ViewVC 1.0.4 |