2 * MMX and SSE2 optimized snow DSP utils
3 * Copyright (c) 2005-2006 Robert Edele <yartrebo@earthlink.net>
5 * This file is part of FFmpeg.
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
26 void ff_snow_horizontal_compose97i_sse2(DWTELEM *b, int width){
27 const int w2= (width+1)>>1;
28 // SSE2 code runs faster with pointers aligned on a 32-byte boundary.
29 DWTELEM temp_buf[(width>>1) + 4];
30 DWTELEM * const temp = temp_buf + 4 - (((int)temp_buf & 0xF) >> 2);
31 const int w_l= (width>>1);
32 const int w_r= w2 - 1;
36 DWTELEM * const ref = b + w2 - 1;
37 DWTELEM b_0 = b[0]; //By allowing the first entry in b[0] to be calculated twice
38 // (the first time erroneously), we allow the SSE2 code to run an extra pass.
39 // The savings in code and time are well worth having to store this value and
40 // calculate b[0] correctly afterwards.
44 "pcmpeqd %%xmm7, %%xmm7 \n\t"
45 "pslld $31, %%xmm7 \n\t"
46 "psrld $29, %%xmm7 \n\t"
50 "movdqu (%1), %%xmm1 \n\t"
51 "movdqu 16(%1), %%xmm5 \n\t"
52 "movdqu 4(%1), %%xmm2 \n\t"
53 "movdqu 20(%1), %%xmm6 \n\t"
54 "paddd %%xmm1, %%xmm2 \n\t"
55 "paddd %%xmm5, %%xmm6 \n\t"
56 "movdqa %%xmm2, %%xmm0 \n\t"
57 "movdqa %%xmm6, %%xmm4 \n\t"
58 "paddd %%xmm2, %%xmm2 \n\t"
59 "paddd %%xmm6, %%xmm6 \n\t"
60 "paddd %%xmm0, %%xmm2 \n\t"
61 "paddd %%xmm4, %%xmm6 \n\t"
62 "paddd %%xmm7, %%xmm2 \n\t"
63 "paddd %%xmm7, %%xmm6 \n\t"
64 "psrad $3, %%xmm2 \n\t"
65 "psrad $3, %%xmm6 \n\t"
66 "movdqa (%0), %%xmm0 \n\t"
67 "movdqa 16(%0), %%xmm4 \n\t"
68 "psubd %%xmm2, %%xmm0 \n\t"
69 "psubd %%xmm6, %%xmm4 \n\t"
70 "movdqa %%xmm0, (%0) \n\t"
71 "movdqa %%xmm4, 16(%0) \n\t"
72 :: "r"(&b[i]), "r"(&ref[i])
76 snow_horizontal_compose_lift_lead_out(i, b, b, ref, width, w_l, 0, W_DM, W_DO, W_DS);
77 b[0] = b_0 - ((W_DM * 2 * ref[1]+W_DO)>>W_DS);
81 DWTELEM * const dst = b+w2;
84 for(; (((long)&dst[i]) & 0xF) && i<w_r; i++){
85 dst[i] = dst[i] - (b[i] + b[i + 1]);
89 "movdqu (%1), %%xmm1 \n\t"
90 "movdqu 16(%1), %%xmm5 \n\t"
91 "movdqu 4(%1), %%xmm2 \n\t"
92 "movdqu 20(%1), %%xmm6 \n\t"
93 "paddd %%xmm1, %%xmm2 \n\t"
94 "paddd %%xmm5, %%xmm6 \n\t"
95 "movdqa (%0), %%xmm0 \n\t"
96 "movdqa 16(%0), %%xmm4 \n\t"
97 "psubd %%xmm2, %%xmm0 \n\t"
98 "psubd %%xmm6, %%xmm4 \n\t"
99 "movdqa %%xmm0, (%0) \n\t"
100 "movdqa %%xmm4, 16(%0) \n\t"
101 :: "r"(&dst[i]), "r"(&b[i])
105 snow_horizontal_compose_lift_lead_out(i, dst, dst, b, width, w_r, 1, W_CM, W_CO, W_CS);
109 DWTELEM * const ref = b+w2 - 1;
114 "pslld $1, %%xmm7 \n\t" /* xmm7 already holds a '4' from 2 lifts ago. */
116 for(; i<w_l-7; i+=8){
118 "movdqu (%1), %%xmm1 \n\t"
119 "movdqu 16(%1), %%xmm5 \n\t"
120 "movdqu 4(%1), %%xmm0 \n\t"
121 "movdqu 20(%1), %%xmm4 \n\t"
122 "paddd %%xmm1, %%xmm0 \n\t"
123 "paddd %%xmm5, %%xmm4 \n\t"
124 "movdqa %%xmm7, %%xmm1 \n\t"
125 "movdqa %%xmm7, %%xmm5 \n\t"
126 "psubd %%xmm0, %%xmm1 \n\t"
127 "psubd %%xmm4, %%xmm5 \n\t"
128 "movdqa (%0), %%xmm0 \n\t"
129 "movdqa 16(%0), %%xmm4 \n\t"
130 "pslld $2, %%xmm0 \n\t"
131 "pslld $2, %%xmm4 \n\t"
132 "psubd %%xmm0, %%xmm1 \n\t"
133 "psubd %%xmm4, %%xmm5 \n\t"
134 "psrad $4, %%xmm1 \n\t"
135 "psrad $4, %%xmm5 \n\t"
136 "movdqa (%0), %%xmm0 \n\t"
137 "movdqa 16(%0), %%xmm4 \n\t"
138 "psubd %%xmm1, %%xmm0 \n\t"
139 "psubd %%xmm5, %%xmm4 \n\t"
140 "movdqa %%xmm0, (%0) \n\t"
141 "movdqa %%xmm4, 16(%0) \n\t"
142 :: "r"(&b[i]), "r"(&ref[i])
146 snow_horizontal_compose_liftS_lead_out(i, b, b, ref, width, w_l);
147 b[0] = b_0 - (((-2 * ref[1] + W_BO) - 4 * b_0) >> W_BS);
151 DWTELEM * const src = b+w2;
154 for(; (((long)&temp[i]) & 0xF) && i<w_r; i++){
155 temp[i] = src[i] - ((-W_AM*(b[i] + b[i+1]))>>W_AS);
157 for(; i<w_r-7; i+=8){
159 "movdqu 4(%1), %%xmm2 \n\t"
160 "movdqu 20(%1), %%xmm6 \n\t"
161 "paddd (%1), %%xmm2 \n\t"
162 "paddd 16(%1), %%xmm6 \n\t"
163 "movdqa %%xmm2, %%xmm0 \n\t"
164 "movdqa %%xmm6, %%xmm4 \n\t"
165 "pslld $2, %%xmm2 \n\t"
166 "pslld $2, %%xmm6 \n\t"
167 "psubd %%xmm2, %%xmm0 \n\t"
168 "psubd %%xmm6, %%xmm4 \n\t"
169 "psrad $1, %%xmm0 \n\t"
170 "psrad $1, %%xmm4 \n\t"
171 "movdqu (%0), %%xmm2 \n\t"
172 "movdqu 16(%0), %%xmm6 \n\t"
173 "psubd %%xmm0, %%xmm2 \n\t"
174 "psubd %%xmm4, %%xmm6 \n\t"
175 "movdqa %%xmm2, (%2) \n\t"
176 "movdqa %%xmm6, 16(%2) \n\t"
177 :: "r"(&src[i]), "r"(&b[i]), "r"(&temp[i])
181 snow_horizontal_compose_lift_lead_out(i, temp, src, b, width, w_r, 1, -W_AM, W_AO, W_AS);
185 snow_interleave_line_header(&i, width, b, temp);
187 for (; (i & 0x1E) != 0x1E; i-=2){
191 for (i-=30; i>=0; i-=32){
193 "movdqa (%1), %%xmm0 \n\t"
194 "movdqa 16(%1), %%xmm2 \n\t"
195 "movdqa 32(%1), %%xmm4 \n\t"
196 "movdqa 48(%1), %%xmm6 \n\t"
197 "movdqa (%1), %%xmm1 \n\t"
198 "movdqa 16(%1), %%xmm3 \n\t"
199 "movdqa 32(%1), %%xmm5 \n\t"
200 "movdqa 48(%1), %%xmm7 \n\t"
201 "punpckldq (%2), %%xmm0 \n\t"
202 "punpckldq 16(%2), %%xmm2 \n\t"
203 "punpckldq 32(%2), %%xmm4 \n\t"
204 "punpckldq 48(%2), %%xmm6 \n\t"
205 "movdqa %%xmm0, (%0) \n\t"
206 "movdqa %%xmm2, 32(%0) \n\t"
207 "movdqa %%xmm4, 64(%0) \n\t"
208 "movdqa %%xmm6, 96(%0) \n\t"
209 "punpckhdq (%2), %%xmm1 \n\t"
210 "punpckhdq 16(%2), %%xmm3 \n\t"
211 "punpckhdq 32(%2), %%xmm5 \n\t"
212 "punpckhdq 48(%2), %%xmm7 \n\t"
213 "movdqa %%xmm1, 16(%0) \n\t"
214 "movdqa %%xmm3, 48(%0) \n\t"
215 "movdqa %%xmm5, 80(%0) \n\t"
216 "movdqa %%xmm7, 112(%0) \n\t"
217 :: "r"(&(b)[i]), "r"(&(b)[i>>1]), "r"(&(temp)[i>>1])
224 void ff_snow_horizontal_compose97i_mmx(DWTELEM *b, int width){
225 const int w2= (width+1)>>1;
226 DWTELEM temp[width >> 1];
227 const int w_l= (width>>1);
228 const int w_r= w2 - 1;
232 DWTELEM * const ref = b + w2 - 1;
235 b[0] = b[0] - ((W_DM * 2 * ref[1]+W_DO)>>W_DS);
237 "pcmpeqd %%mm7, %%mm7 \n\t"
238 "pslld $31, %%mm7 \n\t"
239 "psrld $29, %%mm7 \n\t"
241 for(; i<w_l-3; i+=4){
243 "movq (%1), %%mm2 \n\t"
244 "movq 8(%1), %%mm6 \n\t"
245 "paddd 4(%1), %%mm2 \n\t"
246 "paddd 12(%1), %%mm6 \n\t"
247 "movq %%mm2, %%mm0 \n\t"
248 "movq %%mm6, %%mm4 \n\t"
249 "paddd %%mm2, %%mm2 \n\t"
250 "paddd %%mm6, %%mm6 \n\t"
251 "paddd %%mm0, %%mm2 \n\t"
252 "paddd %%mm4, %%mm6 \n\t"
253 "paddd %%mm7, %%mm2 \n\t"
254 "paddd %%mm7, %%mm6 \n\t"
255 "psrad $3, %%mm2 \n\t"
256 "psrad $3, %%mm6 \n\t"
257 "movq (%0), %%mm0 \n\t"
258 "movq 8(%0), %%mm4 \n\t"
259 "psubd %%mm2, %%mm0 \n\t"
260 "psubd %%mm6, %%mm4 \n\t"
261 "movq %%mm0, (%0) \n\t"
262 "movq %%mm4, 8(%0) \n\t"
263 :: "r"(&b[i]), "r"(&ref[i])
267 snow_horizontal_compose_lift_lead_out(i, b, b, ref, width, w_l, 0, W_DM, W_DO, W_DS);
271 DWTELEM * const dst = b+w2;
274 for(; i<w_r-3; i+=4){
276 "movq (%1), %%mm2 \n\t"
277 "movq 8(%1), %%mm6 \n\t"
278 "paddd 4(%1), %%mm2 \n\t"
279 "paddd 12(%1), %%mm6 \n\t"
280 "movq (%0), %%mm0 \n\t"
281 "movq 8(%0), %%mm4 \n\t"
282 "psubd %%mm2, %%mm0 \n\t"
283 "psubd %%mm6, %%mm4 \n\t"
284 "movq %%mm0, (%0) \n\t"
285 "movq %%mm4, 8(%0) \n\t"
286 :: "r"(&dst[i]), "r"(&b[i])
290 snow_horizontal_compose_lift_lead_out(i, dst, dst, b, width, w_r, 1, W_CM, W_CO, W_CS);
294 DWTELEM * const ref = b+w2 - 1;
297 b[0] = b[0] - (((-2 * ref[1] + W_BO) - 4 * b[0]) >> W_BS);
299 "pslld $1, %%mm7 \n\t" /* xmm7 already holds a '4' from 2 lifts ago. */
301 for(; i<w_l-3; i+=4){
303 "movq (%1), %%mm0 \n\t"
304 "movq 8(%1), %%mm4 \n\t"
305 "paddd 4(%1), %%mm0 \n\t"
306 "paddd 12(%1), %%mm4 \n\t"
307 "movq %%mm7, %%mm1 \n\t"
308 "movq %%mm7, %%mm5 \n\t"
309 "psubd %%mm0, %%mm1 \n\t"
310 "psubd %%mm4, %%mm5 \n\t"
311 "movq (%0), %%mm0 \n\t"
312 "movq 8(%0), %%mm4 \n\t"
313 "pslld $2, %%mm0 \n\t"
314 "pslld $2, %%mm4 \n\t"
315 "psubd %%mm0, %%mm1 \n\t"
316 "psubd %%mm4, %%mm5 \n\t"
317 "psrad $4, %%mm1 \n\t"
318 "psrad $4, %%mm5 \n\t"
319 "movq (%0), %%mm0 \n\t"
320 "movq 8(%0), %%mm4 \n\t"
321 "psubd %%mm1, %%mm0 \n\t"
322 "psubd %%mm5, %%mm4 \n\t"
323 "movq %%mm0, (%0) \n\t"
324 "movq %%mm4, 8(%0) \n\t"
325 :: "r"(&b[i]), "r"(&ref[i])
329 snow_horizontal_compose_liftS_lead_out(i, b, b, ref, width, w_l);
333 DWTELEM * const src = b+w2;
336 for(; i<w_r-3; i+=4){
338 "movq 4(%1), %%mm2 \n\t"
339 "movq 12(%1), %%mm6 \n\t"
340 "paddd (%1), %%mm2 \n\t"
341 "paddd 8(%1), %%mm6 \n\t"
342 "movq %%mm2, %%mm0 \n\t"
343 "movq %%mm6, %%mm4 \n\t"
344 "pslld $2, %%mm2 \n\t"
345 "pslld $2, %%mm6 \n\t"
346 "psubd %%mm2, %%mm0 \n\t"
347 "psubd %%mm6, %%mm4 \n\t"
348 "psrad $1, %%mm0 \n\t"
349 "psrad $1, %%mm4 \n\t"
350 "movq (%0), %%mm2 \n\t"
351 "movq 8(%0), %%mm6 \n\t"
352 "psubd %%mm0, %%mm2 \n\t"
353 "psubd %%mm4, %%mm6 \n\t"
354 "movq %%mm2, (%2) \n\t"
355 "movq %%mm6, 8(%2) \n\t"
356 :: "r"(&src[i]), "r"(&b[i]), "r"(&temp[i])
360 snow_horizontal_compose_lift_lead_out(i, temp, src, b, width, w_r, 1, -W_AM, W_AO, W_AS);
364 snow_interleave_line_header(&i, width, b, temp);
366 for (; (i & 0xE) != 0xE; i-=2){
370 for (i-=14; i>=0; i-=16){
372 "movq (%1), %%mm0 \n\t"
373 "movq 8(%1), %%mm2 \n\t"
374 "movq 16(%1), %%mm4 \n\t"
375 "movq 24(%1), %%mm6 \n\t"
376 "movq (%1), %%mm1 \n\t"
377 "movq 8(%1), %%mm3 \n\t"
378 "movq 16(%1), %%mm5 \n\t"
379 "movq 24(%1), %%mm7 \n\t"
380 "punpckldq (%2), %%mm0 \n\t"
381 "punpckldq 8(%2), %%mm2 \n\t"
382 "punpckldq 16(%2), %%mm4 \n\t"
383 "punpckldq 24(%2), %%mm6 \n\t"
384 "movq %%mm0, (%0) \n\t"
385 "movq %%mm2, 16(%0) \n\t"
386 "movq %%mm4, 32(%0) \n\t"
387 "movq %%mm6, 48(%0) \n\t"
388 "punpckhdq (%2), %%mm1 \n\t"
389 "punpckhdq 8(%2), %%mm3 \n\t"
390 "punpckhdq 16(%2), %%mm5 \n\t"
391 "punpckhdq 24(%2), %%mm7 \n\t"
392 "movq %%mm1, 8(%0) \n\t"
393 "movq %%mm3, 24(%0) \n\t"
394 "movq %%mm5, 40(%0) \n\t"
395 "movq %%mm7, 56(%0) \n\t"
396 :: "r"(&b[i]), "r"(&b[i>>1]), "r"(&temp[i>>1])
403 #define snow_vertical_compose_sse2_load_add(op,r,t0,t1,t2,t3)\
404 ""op" (%%"r",%%"REG_d",4), %%"t0" \n\t"\
405 ""op" 16(%%"r",%%"REG_d",4), %%"t1" \n\t"\
406 ""op" 32(%%"r",%%"REG_d",4), %%"t2" \n\t"\
407 ""op" 48(%%"r",%%"REG_d",4), %%"t3" \n\t"
409 #define snow_vertical_compose_sse2_load(r,t0,t1,t2,t3)\
410 snow_vertical_compose_sse2_load_add("movdqa",r,t0,t1,t2,t3)
412 #define snow_vertical_compose_sse2_add(r,t0,t1,t2,t3)\
413 snow_vertical_compose_sse2_load_add("paddd",r,t0,t1,t2,t3)
415 #define snow_vertical_compose_sse2_sub(s0,s1,s2,s3,t0,t1,t2,t3)\
416 "psubd %%"s0", %%"t0" \n\t"\
417 "psubd %%"s1", %%"t1" \n\t"\
418 "psubd %%"s2", %%"t2" \n\t"\
419 "psubd %%"s3", %%"t3" \n\t"
421 #define snow_vertical_compose_sse2_store(w,s0,s1,s2,s3)\
422 "movdqa %%"s0", (%%"w",%%"REG_d",4) \n\t"\
423 "movdqa %%"s1", 16(%%"w",%%"REG_d",4) \n\t"\
424 "movdqa %%"s2", 32(%%"w",%%"REG_d",4) \n\t"\
425 "movdqa %%"s3", 48(%%"w",%%"REG_d",4) \n\t"
427 #define snow_vertical_compose_sse2_sra(n,t0,t1,t2,t3)\
428 "psrad $"n", %%"t0" \n\t"\
429 "psrad $"n", %%"t1" \n\t"\
430 "psrad $"n", %%"t2" \n\t"\
431 "psrad $"n", %%"t3" \n\t"
433 #define snow_vertical_compose_sse2_r2r_add(s0,s1,s2,s3,t0,t1,t2,t3)\
434 "paddd %%"s0", %%"t0" \n\t"\
435 "paddd %%"s1", %%"t1" \n\t"\
436 "paddd %%"s2", %%"t2" \n\t"\
437 "paddd %%"s3", %%"t3" \n\t"
439 #define snow_vertical_compose_sse2_sll(n,t0,t1,t2,t3)\
440 "pslld $"n", %%"t0" \n\t"\
441 "pslld $"n", %%"t1" \n\t"\
442 "pslld $"n", %%"t2" \n\t"\
443 "pslld $"n", %%"t3" \n\t"
445 #define snow_vertical_compose_sse2_move(s0,s1,s2,s3,t0,t1,t2,t3)\
446 "movdqa %%"s0", %%"t0" \n\t"\
447 "movdqa %%"s1", %%"t1" \n\t"\
448 "movdqa %%"s2", %%"t2" \n\t"\
449 "movdqa %%"s3", %%"t3" \n\t"
451 void ff_snow_vertical_compose97i_sse2(DWTELEM *b0, DWTELEM *b1, DWTELEM *b2, DWTELEM *b3, DWTELEM *b4, DWTELEM *b5, int width){
457 b4[i] -= (W_DM*(b3[i] + b5[i])+W_DO)>>W_DS;
458 b3[i] -= (W_CM*(b2[i] + b4[i])+W_CO)>>W_CS;
459 b2[i] += (W_BM*(b1[i] + b3[i])+4*b2[i]+W_BO)>>W_BS;
460 b1[i] += (W_AM*(b0[i] + b2[i])+W_AO)>>W_AS;
467 "mov %6, %%"REG_a" \n\t"
468 "mov %4, %%"REG_S" \n\t"
470 snow_vertical_compose_sse2_load(REG_S,"xmm0","xmm2","xmm4","xmm6")
471 snow_vertical_compose_sse2_add(REG_a,"xmm0","xmm2","xmm4","xmm6")
472 snow_vertical_compose_sse2_move("xmm0","xmm2","xmm4","xmm6","xmm1","xmm3","xmm5","xmm7")
473 snow_vertical_compose_sse2_sll("1","xmm0","xmm2","xmm4","xmm6")\
474 snow_vertical_compose_sse2_r2r_add("xmm1","xmm3","xmm5","xmm7","xmm0","xmm2","xmm4","xmm6")
476 "pcmpeqd %%xmm1, %%xmm1 \n\t"
477 "pslld $31, %%xmm1 \n\t"
478 "psrld $29, %%xmm1 \n\t"
479 "mov %5, %%"REG_a" \n\t"
481 snow_vertical_compose_sse2_r2r_add("xmm1","xmm1","xmm1","xmm1","xmm0","xmm2","xmm4","xmm6")
482 snow_vertical_compose_sse2_sra("3","xmm0","xmm2","xmm4","xmm6")
483 snow_vertical_compose_sse2_load(REG_a,"xmm1","xmm3","xmm5","xmm7")
484 snow_vertical_compose_sse2_sub("xmm0","xmm2","xmm4","xmm6","xmm1","xmm3","xmm5","xmm7")
485 snow_vertical_compose_sse2_store(REG_a,"xmm1","xmm3","xmm5","xmm7")
486 "mov %3, %%"REG_c" \n\t"
487 snow_vertical_compose_sse2_load(REG_S,"xmm0","xmm2","xmm4","xmm6")
488 snow_vertical_compose_sse2_add(REG_c,"xmm1","xmm3","xmm5","xmm7")
489 snow_vertical_compose_sse2_sub("xmm1","xmm3","xmm5","xmm7","xmm0","xmm2","xmm4","xmm6")
490 snow_vertical_compose_sse2_store(REG_S,"xmm0","xmm2","xmm4","xmm6")
491 "mov %2, %%"REG_a" \n\t"
492 snow_vertical_compose_sse2_load(REG_c,"xmm1","xmm3","xmm5","xmm7")
493 snow_vertical_compose_sse2_add(REG_a,"xmm0","xmm2","xmm4","xmm6")
494 snow_vertical_compose_sse2_sll("2","xmm1","xmm3","xmm5","xmm7")\
495 snow_vertical_compose_sse2_r2r_add("xmm1","xmm3","xmm5","xmm7","xmm0","xmm2","xmm4","xmm6")
497 "pcmpeqd %%xmm1, %%xmm1 \n\t"
498 "pslld $31, %%xmm1 \n\t"
499 "psrld $28, %%xmm1 \n\t"
500 "mov %1, %%"REG_S" \n\t"
502 snow_vertical_compose_sse2_r2r_add("xmm1","xmm1","xmm1","xmm1","xmm0","xmm2","xmm4","xmm6")
503 snow_vertical_compose_sse2_sra("4","xmm0","xmm2","xmm4","xmm6")
504 snow_vertical_compose_sse2_add(REG_c,"xmm0","xmm2","xmm4","xmm6")
505 snow_vertical_compose_sse2_store(REG_c,"xmm0","xmm2","xmm4","xmm6")
506 snow_vertical_compose_sse2_add(REG_S,"xmm0","xmm2","xmm4","xmm6")
507 snow_vertical_compose_sse2_move("xmm0","xmm2","xmm4","xmm6","xmm1","xmm3","xmm5","xmm7")
508 snow_vertical_compose_sse2_sll("1","xmm0","xmm2","xmm4","xmm6")\
509 snow_vertical_compose_sse2_r2r_add("xmm1","xmm3","xmm5","xmm7","xmm0","xmm2","xmm4","xmm6")
510 snow_vertical_compose_sse2_sra("1","xmm0","xmm2","xmm4","xmm6")
511 snow_vertical_compose_sse2_add(REG_a,"xmm0","xmm2","xmm4","xmm6")
512 snow_vertical_compose_sse2_store(REG_a,"xmm0","xmm2","xmm4","xmm6")
515 "sub $16, %%"REG_d" \n\t"
519 "m"(b0),"m"(b1),"m"(b2),"m"(b3),"m"(b4),"m"(b5):
520 "%"REG_a"","%"REG_S"","%"REG_c"");
523 #define snow_vertical_compose_mmx_load_add(op,r,t0,t1,t2,t3)\
524 ""op" (%%"r",%%"REG_d",4), %%"t0" \n\t"\
525 ""op" 8(%%"r",%%"REG_d",4), %%"t1" \n\t"\
526 ""op" 16(%%"r",%%"REG_d",4), %%"t2" \n\t"\
527 ""op" 24(%%"r",%%"REG_d",4), %%"t3" \n\t"
529 #define snow_vertical_compose_mmx_load(r,t0,t1,t2,t3)\
530 snow_vertical_compose_mmx_load_add("movq",r,t0,t1,t2,t3)
532 #define snow_vertical_compose_mmx_add(r,t0,t1,t2,t3)\
533 snow_vertical_compose_mmx_load_add("paddd",r,t0,t1,t2,t3)
535 #define snow_vertical_compose_mmx_sub(s0,s1,s2,s3,t0,t1,t2,t3)\
536 snow_vertical_compose_sse2_sub(s0,s1,s2,s3,t0,t1,t2,t3)
538 #define snow_vertical_compose_mmx_store(w,s0,s1,s2,s3)\
539 "movq %%"s0", (%%"w",%%"REG_d",4) \n\t"\
540 "movq %%"s1", 8(%%"w",%%"REG_d",4) \n\t"\
541 "movq %%"s2", 16(%%"w",%%"REG_d",4) \n\t"\
542 "movq %%"s3", 24(%%"w",%%"REG_d",4) \n\t"
544 #define snow_vertical_compose_mmx_sra(n,t0,t1,t2,t3)\
545 snow_vertical_compose_sse2_sra(n,t0,t1,t2,t3)
547 #define snow_vertical_compose_mmx_r2r_add(s0,s1,s2,s3,t0,t1,t2,t3)\
548 snow_vertical_compose_sse2_r2r_add(s0,s1,s2,s3,t0,t1,t2,t3)
550 #define snow_vertical_compose_mmx_sll(n,t0,t1,t2,t3)\
551 snow_vertical_compose_sse2_sll(n,t0,t1,t2,t3)
553 #define snow_vertical_compose_mmx_move(s0,s1,s2,s3,t0,t1,t2,t3)\
554 "movq %%"s0", %%"t0" \n\t"\
555 "movq %%"s1", %%"t1" \n\t"\
556 "movq %%"s2", %%"t2" \n\t"\
557 "movq %%"s3", %%"t3" \n\t"
559 void ff_snow_vertical_compose97i_mmx(DWTELEM *b0, DWTELEM *b1, DWTELEM *b2, DWTELEM *b3, DWTELEM *b4, DWTELEM *b5, int width){
564 b4[i] -= (W_DM*(b3[i] + b5[i])+W_DO)>>W_DS;
565 b3[i] -= (W_CM*(b2[i] + b4[i])+W_CO)>>W_CS;
566 b2[i] += (W_BM*(b1[i] + b3[i])+4*b2[i]+W_BO)>>W_BS;
567 b1[i] += (W_AM*(b0[i] + b2[i])+W_AO)>>W_AS;
574 "mov %6, %%"REG_a" \n\t"
575 "mov %4, %%"REG_S" \n\t"
577 snow_vertical_compose_mmx_load(REG_S,"mm0","mm2","mm4","mm6")
578 snow_vertical_compose_mmx_add(REG_a,"mm0","mm2","mm4","mm6")
579 snow_vertical_compose_mmx_move("mm0","mm2","mm4","mm6","mm1","mm3","mm5","mm7")
580 snow_vertical_compose_mmx_sll("1","mm0","mm2","mm4","mm6")
581 snow_vertical_compose_mmx_r2r_add("mm1","mm3","mm5","mm7","mm0","mm2","mm4","mm6")
583 "pcmpeqd %%mm1, %%mm1 \n\t"
584 "pslld $31, %%mm1 \n\t"
585 "psrld $29, %%mm1 \n\t"
586 "mov %5, %%"REG_a" \n\t"
588 snow_vertical_compose_mmx_r2r_add("mm1","mm1","mm1","mm1","mm0","mm2","mm4","mm6")
589 snow_vertical_compose_mmx_sra("3","mm0","mm2","mm4","mm6")
590 snow_vertical_compose_mmx_load(REG_a,"mm1","mm3","mm5","mm7")
591 snow_vertical_compose_mmx_sub("mm0","mm2","mm4","mm6","mm1","mm3","mm5","mm7")
592 snow_vertical_compose_mmx_store(REG_a,"mm1","mm3","mm5","mm7")
593 "mov %3, %%"REG_c" \n\t"
594 snow_vertical_compose_mmx_load(REG_S,"mm0","mm2","mm4","mm6")
595 snow_vertical_compose_mmx_add(REG_c,"mm1","mm3","mm5","mm7")
596 snow_vertical_compose_mmx_sub("mm1","mm3","mm5","mm7","mm0","mm2","mm4","mm6")
597 snow_vertical_compose_mmx_store(REG_S,"mm0","mm2","mm4","mm6")
598 "mov %2, %%"REG_a" \n\t"
599 snow_vertical_compose_mmx_load(REG_c,"mm1","mm3","mm5","mm7")
600 snow_vertical_compose_mmx_add(REG_a,"mm0","mm2","mm4","mm6")
601 snow_vertical_compose_mmx_sll("2","mm1","mm3","mm5","mm7")
602 snow_vertical_compose_mmx_r2r_add("mm1","mm3","mm5","mm7","mm0","mm2","mm4","mm6")
604 "pcmpeqd %%mm1, %%mm1 \n\t"
605 "pslld $31, %%mm1 \n\t"
606 "psrld $28, %%mm1 \n\t"
607 "mov %1, %%"REG_S" \n\t"
609 snow_vertical_compose_mmx_r2r_add("mm1","mm1","mm1","mm1","mm0","mm2","mm4","mm6")
610 snow_vertical_compose_mmx_sra("4","mm0","mm2","mm4","mm6")
611 snow_vertical_compose_mmx_add(REG_c,"mm0","mm2","mm4","mm6")
612 snow_vertical_compose_mmx_store(REG_c,"mm0","mm2","mm4","mm6")
613 snow_vertical_compose_mmx_add(REG_S,"mm0","mm2","mm4","mm6")
614 snow_vertical_compose_mmx_move("mm0","mm2","mm4","mm6","mm1","mm3","mm5","mm7")
615 snow_vertical_compose_mmx_sll("1","mm0","mm2","mm4","mm6")
616 snow_vertical_compose_mmx_r2r_add("mm1","mm3","mm5","mm7","mm0","mm2","mm4","mm6")
617 snow_vertical_compose_mmx_sra("1","mm0","mm2","mm4","mm6")
618 snow_vertical_compose_mmx_add(REG_a,"mm0","mm2","mm4","mm6")
619 snow_vertical_compose_mmx_store(REG_a,"mm0","mm2","mm4","mm6")
622 "sub $8, %%"REG_d" \n\t"
626 "m"(b0),"m"(b1),"m"(b2),"m"(b3),"m"(b4),"m"(b5):
627 "%"REG_a"","%"REG_S"","%"REG_c"");
630 #define snow_inner_add_yblock_sse2_header \
631 DWTELEM * * dst_array = sb->line + src_y;\
634 "mov %7, %%"REG_c" \n\t"\
636 "mov %4, %%"REG_S" \n\t"\
637 "pxor %%xmm7, %%xmm7 \n\t" /* 0 */\
638 "pcmpeqd %%xmm3, %%xmm3 \n\t"\
639 "pslld $31, %%xmm3 \n\t"\
640 "psrld $24, %%xmm3 \n\t" /* FRAC_BITS >> 1 */\
642 "mov %1, %%"REG_D" \n\t"\
643 "mov (%%"REG_D"), %%"REG_D" \n\t"\
644 "add %3, %%"REG_D" \n\t"
646 #define snow_inner_add_yblock_sse2_start_8(out_reg1, out_reg2, ptr_offset, s_offset)\
647 "mov "PTR_SIZE"*"ptr_offset"(%%"REG_a"), %%"REG_d"; \n\t"\
648 "movq (%%"REG_d"), %%"out_reg1" \n\t"\
649 "movq (%%"REG_d", %%"REG_c"), %%"out_reg2" \n\t"\
650 "punpcklbw %%xmm7, %%"out_reg1" \n\t"\
651 "punpcklbw %%xmm7, %%"out_reg2" \n\t"\
652 "movq "s_offset"(%%"REG_S"), %%xmm0 \n\t"\
653 "movq "s_offset"+16(%%"REG_S"), %%xmm4 \n\t"\
654 "punpcklbw %%xmm7, %%xmm0 \n\t"\
655 "punpcklbw %%xmm7, %%xmm4 \n\t"\
656 "pmullw %%xmm0, %%"out_reg1" \n\t"\
657 "pmullw %%xmm4, %%"out_reg2" \n\t"
659 #define snow_inner_add_yblock_sse2_start_16(out_reg1, out_reg2, ptr_offset, s_offset)\
660 "mov "PTR_SIZE"*"ptr_offset"(%%"REG_a"), %%"REG_d"; \n\t"\
661 "movq (%%"REG_d"), %%"out_reg1" \n\t"\
662 "movq 8(%%"REG_d"), %%"out_reg2" \n\t"\
663 "punpcklbw %%xmm7, %%"out_reg1" \n\t"\
664 "punpcklbw %%xmm7, %%"out_reg2" \n\t"\
665 "movq "s_offset"(%%"REG_S"), %%xmm0 \n\t"\
666 "movq "s_offset"+8(%%"REG_S"), %%xmm4 \n\t"\
667 "punpcklbw %%xmm7, %%xmm0 \n\t"\
668 "punpcklbw %%xmm7, %%xmm4 \n\t"\
669 "pmullw %%xmm0, %%"out_reg1" \n\t"\
670 "pmullw %%xmm4, %%"out_reg2" \n\t"
672 #define snow_inner_add_yblock_sse2_accum_8(ptr_offset, s_offset) \
673 snow_inner_add_yblock_sse2_start_8("xmm2", "xmm6", ptr_offset, s_offset)\
674 "paddusw %%xmm2, %%xmm1 \n\t"\
675 "paddusw %%xmm6, %%xmm5 \n\t"
677 #define snow_inner_add_yblock_sse2_accum_16(ptr_offset, s_offset) \
678 snow_inner_add_yblock_sse2_start_16("xmm2", "xmm6", ptr_offset, s_offset)\
679 "paddusw %%xmm2, %%xmm1 \n\t"\
680 "paddusw %%xmm6, %%xmm5 \n\t"
682 #define snow_inner_add_yblock_sse2_end_common1\
683 "add $32, %%"REG_S" \n\t"\
684 "add %%"REG_c", %0 \n\t"\
685 "add %%"REG_c", "PTR_SIZE"*3(%%"REG_a");\n\t"\
686 "add %%"REG_c", "PTR_SIZE"*2(%%"REG_a");\n\t"\
687 "add %%"REG_c", "PTR_SIZE"*1(%%"REG_a");\n\t"\
688 "add %%"REG_c", (%%"REG_a") \n\t"
690 #define snow_inner_add_yblock_sse2_end_common2\
692 :"+m"(dst8),"+m"(dst_array),"=&r"(tmp)\
694 "rm"((long)(src_x<<2)),"m"(obmc),"a"(block),"m"((long)b_h),"m"((long)src_stride):\
695 "%"REG_c"","%"REG_S"","%"REG_D"","%"REG_d"");
697 #define snow_inner_add_yblock_sse2_end_8\
698 "sal $1, %%"REG_c" \n\t"\
699 "add $"PTR_SIZE"*2, %1 \n\t"\
700 snow_inner_add_yblock_sse2_end_common1\
701 "sar $1, %%"REG_c" \n\t"\
703 snow_inner_add_yblock_sse2_end_common2
705 #define snow_inner_add_yblock_sse2_end_16\
706 "add $"PTR_SIZE"*1, %1 \n\t"\
707 snow_inner_add_yblock_sse2_end_common1\
709 snow_inner_add_yblock_sse2_end_common2
711 static void inner_add_yblock_bw_8_obmc_16_bh_even_sse2(const uint8_t *obmc, const long obmc_stride, uint8_t * * block, int b_w, long b_h,
712 int src_x, int src_y, long src_stride, slice_buffer * sb, int add, uint8_t * dst8){
713 snow_inner_add_yblock_sse2_header
714 snow_inner_add_yblock_sse2_start_8("xmm1", "xmm5", "3", "0")
715 snow_inner_add_yblock_sse2_accum_8("2", "8")
716 snow_inner_add_yblock_sse2_accum_8("1", "128")
717 snow_inner_add_yblock_sse2_accum_8("0", "136")
719 "mov %0, %%"REG_d" \n\t"
720 "movdqa (%%"REG_D"), %%xmm0 \n\t"
721 "movdqa %%xmm1, %%xmm2 \n\t"
723 "punpckhwd %%xmm7, %%xmm1 \n\t"
724 "punpcklwd %%xmm7, %%xmm2 \n\t"
725 "paddd %%xmm2, %%xmm0 \n\t"
726 "movdqa 16(%%"REG_D"), %%xmm2 \n\t"
727 "paddd %%xmm1, %%xmm2 \n\t"
728 "paddd %%xmm3, %%xmm0 \n\t"
729 "paddd %%xmm3, %%xmm2 \n\t"
731 "mov %1, %%"REG_D" \n\t"
732 "mov "PTR_SIZE"(%%"REG_D"), %%"REG_D";\n\t"
733 "add %3, %%"REG_D" \n\t"
735 "movdqa (%%"REG_D"), %%xmm4 \n\t"
736 "movdqa %%xmm5, %%xmm6 \n\t"
737 "punpckhwd %%xmm7, %%xmm5 \n\t"
738 "punpcklwd %%xmm7, %%xmm6 \n\t"
739 "paddd %%xmm6, %%xmm4 \n\t"
740 "movdqa 16(%%"REG_D"), %%xmm6 \n\t"
741 "paddd %%xmm5, %%xmm6 \n\t"
742 "paddd %%xmm3, %%xmm4 \n\t"
743 "paddd %%xmm3, %%xmm6 \n\t"
745 "psrad $8, %%xmm0 \n\t" /* FRAC_BITS. */
746 "psrad $8, %%xmm2 \n\t" /* FRAC_BITS. */
747 "packssdw %%xmm2, %%xmm0 \n\t"
748 "packuswb %%xmm7, %%xmm0 \n\t"
749 "movq %%xmm0, (%%"REG_d") \n\t"
751 "psrad $8, %%xmm4 \n\t" /* FRAC_BITS. */
752 "psrad $8, %%xmm6 \n\t" /* FRAC_BITS. */
753 "packssdw %%xmm6, %%xmm4 \n\t"
754 "packuswb %%xmm7, %%xmm4 \n\t"
755 "movq %%xmm4, (%%"REG_d",%%"REG_c");\n\t"
756 snow_inner_add_yblock_sse2_end_8
759 static void inner_add_yblock_bw_16_obmc_32_sse2(const uint8_t *obmc, const long obmc_stride, uint8_t * * block, int b_w, long b_h,
760 int src_x, int src_y, long src_stride, slice_buffer * sb, int add, uint8_t * dst8){
761 snow_inner_add_yblock_sse2_header
762 snow_inner_add_yblock_sse2_start_16("xmm1", "xmm5", "3", "0")
763 snow_inner_add_yblock_sse2_accum_16("2", "16")
764 snow_inner_add_yblock_sse2_accum_16("1", "512")
765 snow_inner_add_yblock_sse2_accum_16("0", "528")
767 "mov %0, %%"REG_d" \n\t"
768 "movdqa %%xmm1, %%xmm0 \n\t"
769 "movdqa %%xmm5, %%xmm4 \n\t"
770 "punpcklwd %%xmm7, %%xmm0 \n\t"
771 "paddd (%%"REG_D"), %%xmm0 \n\t"
772 "punpckhwd %%xmm7, %%xmm1 \n\t"
773 "paddd 16(%%"REG_D"), %%xmm1 \n\t"
774 "punpcklwd %%xmm7, %%xmm4 \n\t"
775 "paddd 32(%%"REG_D"), %%xmm4 \n\t"
776 "punpckhwd %%xmm7, %%xmm5 \n\t"
777 "paddd 48(%%"REG_D"), %%xmm5 \n\t"
778 "paddd %%xmm3, %%xmm0 \n\t"
779 "paddd %%xmm3, %%xmm1 \n\t"
780 "paddd %%xmm3, %%xmm4 \n\t"
781 "paddd %%xmm3, %%xmm5 \n\t"
782 "psrad $8, %%xmm0 \n\t" /* FRAC_BITS. */
783 "psrad $8, %%xmm1 \n\t" /* FRAC_BITS. */
784 "psrad $8, %%xmm4 \n\t" /* FRAC_BITS. */
785 "psrad $8, %%xmm5 \n\t" /* FRAC_BITS. */
787 "packssdw %%xmm1, %%xmm0 \n\t"
788 "packssdw %%xmm5, %%xmm4 \n\t"
789 "packuswb %%xmm4, %%xmm0 \n\t"
791 "movdqu %%xmm0, (%%"REG_d") \n\t"
793 snow_inner_add_yblock_sse2_end_16
796 #define snow_inner_add_yblock_mmx_header \
797 DWTELEM * * dst_array = sb->line + src_y;\
800 "mov %7, %%"REG_c" \n\t"\
802 "mov %4, %%"REG_S" \n\t"\
803 "pxor %%mm7, %%mm7 \n\t" /* 0 */\
804 "pcmpeqd %%mm3, %%mm3 \n\t"\
805 "pslld $31, %%mm3 \n\t"\
806 "psrld $24, %%mm3 \n\t" /* FRAC_BITS >> 1 */\
808 "mov %1, %%"REG_D" \n\t"\
809 "mov (%%"REG_D"), %%"REG_D" \n\t"\
810 "add %3, %%"REG_D" \n\t"
812 #define snow_inner_add_yblock_mmx_start(out_reg1, out_reg2, ptr_offset, s_offset, d_offset)\
813 "mov "PTR_SIZE"*"ptr_offset"(%%"REG_a"), %%"REG_d"; \n\t"\
814 "movd "d_offset"(%%"REG_d"), %%"out_reg1" \n\t"\
815 "movd "d_offset"+4(%%"REG_d"), %%"out_reg2" \n\t"\
816 "punpcklbw %%mm7, %%"out_reg1" \n\t"\
817 "punpcklbw %%mm7, %%"out_reg2" \n\t"\
818 "movd "s_offset"(%%"REG_S"), %%mm0 \n\t"\
819 "movd "s_offset"+4(%%"REG_S"), %%mm4 \n\t"\
820 "punpcklbw %%mm7, %%mm0 \n\t"\
821 "punpcklbw %%mm7, %%mm4 \n\t"\
822 "pmullw %%mm0, %%"out_reg1" \n\t"\
823 "pmullw %%mm4, %%"out_reg2" \n\t"
825 #define snow_inner_add_yblock_mmx_accum(ptr_offset, s_offset, d_offset) \
826 snow_inner_add_yblock_mmx_start("mm2", "mm6", ptr_offset, s_offset, d_offset)\
827 "paddusw %%mm2, %%mm1 \n\t"\
828 "paddusw %%mm6, %%mm5 \n\t"
830 #define snow_inner_add_yblock_mmx_mix(read_offset, write_offset)\
831 "mov %0, %%"REG_d" \n\t"\
832 "movq %%mm1, %%mm0 \n\t"\
833 "movq %%mm5, %%mm4 \n\t"\
834 "punpcklwd %%mm7, %%mm0 \n\t"\
835 "paddd "read_offset"(%%"REG_D"), %%mm0 \n\t"\
836 "punpckhwd %%mm7, %%mm1 \n\t"\
837 "paddd "read_offset"+8(%%"REG_D"), %%mm1 \n\t"\
838 "punpcklwd %%mm7, %%mm4 \n\t"\
839 "paddd "read_offset"+16(%%"REG_D"), %%mm4 \n\t"\
840 "punpckhwd %%mm7, %%mm5 \n\t"\
841 "paddd "read_offset"+24(%%"REG_D"), %%mm5 \n\t"\
842 "paddd %%mm3, %%mm0 \n\t"\
843 "paddd %%mm3, %%mm1 \n\t"\
844 "paddd %%mm3, %%mm4 \n\t"\
845 "paddd %%mm3, %%mm5 \n\t"\
846 "psrad $8, %%mm0 \n\t"\
847 "psrad $8, %%mm1 \n\t"\
848 "psrad $8, %%mm4 \n\t"\
849 "psrad $8, %%mm5 \n\t"\
851 "packssdw %%mm1, %%mm0 \n\t"\
852 "packssdw %%mm5, %%mm4 \n\t"\
853 "packuswb %%mm4, %%mm0 \n\t"\
854 "movq %%mm0, "write_offset"(%%"REG_d") \n\t"
856 #define snow_inner_add_yblock_mmx_end(s_step)\
857 "add $"s_step", %%"REG_S" \n\t"\
858 "add %%"REG_c", "PTR_SIZE"*3(%%"REG_a");\n\t"\
859 "add %%"REG_c", "PTR_SIZE"*2(%%"REG_a");\n\t"\
860 "add %%"REG_c", "PTR_SIZE"*1(%%"REG_a");\n\t"\
861 "add %%"REG_c", (%%"REG_a") \n\t"\
862 "add $"PTR_SIZE"*1, %1 \n\t"\
863 "add %%"REG_c", %0 \n\t"\
866 :"+m"(dst8),"+m"(dst_array),"=&r"(tmp)\
868 "rm"((long)(src_x<<2)),"m"(obmc),"a"(block),"m"((long)b_h),"m"((long)src_stride):\
869 "%"REG_c"","%"REG_S"","%"REG_D"","%"REG_d"");
871 static void inner_add_yblock_bw_8_obmc_16_mmx(const uint8_t *obmc, const long obmc_stride, uint8_t * * block, int b_w, long b_h,
872 int src_x, int src_y, long src_stride, slice_buffer * sb, int add, uint8_t * dst8){
873 snow_inner_add_yblock_mmx_header
874 snow_inner_add_yblock_mmx_start("mm1", "mm5", "3", "0", "0")
875 snow_inner_add_yblock_mmx_accum("2", "8", "0")
876 snow_inner_add_yblock_mmx_accum("1", "128", "0")
877 snow_inner_add_yblock_mmx_accum("0", "136", "0")
878 snow_inner_add_yblock_mmx_mix("0", "0")
879 snow_inner_add_yblock_mmx_end("16")
882 static void inner_add_yblock_bw_16_obmc_32_mmx(const uint8_t *obmc, const long obmc_stride, uint8_t * * block, int b_w, long b_h,
883 int src_x, int src_y, long src_stride, slice_buffer * sb, int add, uint8_t * dst8){
884 snow_inner_add_yblock_mmx_header
885 snow_inner_add_yblock_mmx_start("mm1", "mm5", "3", "0", "0")
886 snow_inner_add_yblock_mmx_accum("2", "16", "0")
887 snow_inner_add_yblock_mmx_accum("1", "512", "0")
888 snow_inner_add_yblock_mmx_accum("0", "528", "0")
889 snow_inner_add_yblock_mmx_mix("0", "0")
891 snow_inner_add_yblock_mmx_start("mm1", "mm5", "3", "8", "8")
892 snow_inner_add_yblock_mmx_accum("2", "24", "8")
893 snow_inner_add_yblock_mmx_accum("1", "520", "8")
894 snow_inner_add_yblock_mmx_accum("0", "536", "8")
895 snow_inner_add_yblock_mmx_mix("32", "8")
896 snow_inner_add_yblock_mmx_end("32")
899 void ff_snow_inner_add_yblock_sse2(const uint8_t *obmc, const int obmc_stride, uint8_t * * block, int b_w, int b_h,
900 int src_x, int src_y, int src_stride, slice_buffer * sb, int add, uint8_t * dst8){
903 inner_add_yblock_bw_16_obmc_32_sse2(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8);
904 else if (b_w == 8 && obmc_stride == 16) {
906 inner_add_yblock_bw_8_obmc_16_bh_even_sse2(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8);
908 inner_add_yblock_bw_8_obmc_16_mmx(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8);
910 ff_snow_inner_add_yblock(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8);
913 void ff_snow_inner_add_yblock_mmx(const uint8_t *obmc, const int obmc_stride, uint8_t * * block, int b_w, int b_h,
914 int src_x, int src_y, int src_stride, slice_buffer * sb, int add, uint8_t * dst8){
916 inner_add_yblock_bw_16_obmc_32_mmx(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8);
917 else if (b_w == 8 && obmc_stride == 16)
918 inner_add_yblock_bw_8_obmc_16_mmx(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8);
920 ff_snow_inner_add_yblock(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8);