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| 1 ; |
| 2 ; Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
| 3 ; |
| 4 ; Use of this source code is governed by a BSD-style license |
| 5 ; that can be found in the LICENSE file in the root of the source |
| 6 ; tree. An additional intellectual property rights grant can be found |
| 7 ; in the file PATENTS. All contributing project authors may |
| 8 ; be found in the AUTHORS file in the root of the source tree. |
| 9 ; |
| 10 |
| 11 |
| 12 %include "vpx_ports/x86_abi_support.asm" |
| 13 |
| 14 |
| 15 %define BLOCK_HEIGHT_WIDTH 4 |
| 16 %define vp9_filter_weight 128 |
| 17 %define VP9_FILTER_SHIFT 7 |
| 18 |
| 19 |
| 20 ;void vp9_filter_block1d_h6_mmx |
| 21 ;( |
| 22 ; unsigned char *src_ptr, |
| 23 ; unsigned short *output_ptr, |
| 24 ; unsigned int src_pixels_per_line, |
| 25 ; unsigned int pixel_step, |
| 26 ; unsigned int output_height, |
| 27 ; unsigned int output_width, |
| 28 ; short * vp9_filter |
| 29 ;) |
| 30 global sym(vp9_filter_block1d_h6_mmx) |
| 31 sym(vp9_filter_block1d_h6_mmx): |
| 32 push rbp |
| 33 mov rbp, rsp |
| 34 SHADOW_ARGS_TO_STACK 7 |
| 35 GET_GOT rbx |
| 36 push rsi |
| 37 push rdi |
| 38 ; end prolog |
| 39 |
| 40 mov rdx, arg(6) ;vp9_filter |
| 41 |
| 42 movq mm1, [rdx + 16] ; do both the negative taps f
irst!!! |
| 43 movq mm2, [rdx + 32] ; |
| 44 movq mm6, [rdx + 48] ; |
| 45 movq mm7, [rdx + 64] ; |
| 46 |
| 47 mov rdi, arg(1) ;output_ptr |
| 48 mov rsi, arg(0) ;src_ptr |
| 49 movsxd rcx, dword ptr arg(4) ;output_height |
| 50 movsxd rax, dword ptr arg(5) ;output_width ; destination pi
tch? |
| 51 pxor mm0, mm0 ; mm0 = 00000000 |
| 52 |
| 53 .nextrow: |
| 54 movq mm3, [rsi-2] ; mm3 = p-2..p5 |
| 55 movq mm4, mm3 ; mm4 = p-2..p5 |
| 56 psrlq mm3, 8 ; mm3 = p-1..p5 |
| 57 punpcklbw mm3, mm0 ; mm3 = p-1..p2 |
| 58 pmullw mm3, mm1 ; mm3 *= kernel 1 modifiers. |
| 59 |
| 60 movq mm5, mm4 ; mm5 = p-2..p5 |
| 61 punpckhbw mm4, mm0 ; mm5 = p2..p5 |
| 62 pmullw mm4, mm7 ; mm5 *= kernel 4 modifiers |
| 63 paddsw mm3, mm4 ; mm3 += mm5 |
| 64 |
| 65 movq mm4, mm5 ; mm4 = p-2..p5; |
| 66 psrlq mm5, 16 ; mm5 = p0..p5; |
| 67 punpcklbw mm5, mm0 ; mm5 = p0..p3 |
| 68 pmullw mm5, mm2 ; mm5 *= kernel 2 modifiers |
| 69 paddsw mm3, mm5 ; mm3 += mm5 |
| 70 |
| 71 movq mm5, mm4 ; mm5 = p-2..p5 |
| 72 psrlq mm4, 24 ; mm4 = p1..p5 |
| 73 punpcklbw mm4, mm0 ; mm4 = p1..p4 |
| 74 pmullw mm4, mm6 ; mm5 *= kernel 3 modifiers |
| 75 paddsw mm3, mm4 ; mm3 += mm5 |
| 76 |
| 77 ; do outer positive taps |
| 78 movd mm4, [rsi+3] |
| 79 punpcklbw mm4, mm0 ; mm5 = p3..p6 |
| 80 pmullw mm4, [rdx+80] ; mm5 *= kernel 0 modifiers |
| 81 paddsw mm3, mm4 ; mm3 += mm5 |
| 82 |
| 83 punpcklbw mm5, mm0 ; mm5 = p-2..p1 |
| 84 pmullw mm5, [rdx] ; mm5 *= kernel 5 modifiers |
| 85 paddsw mm3, mm5 ; mm3 += mm5 |
| 86 |
| 87 paddsw mm3, [GLOBAL(rd)] ; mm3 += round value |
| 88 psraw mm3, VP9_FILTER_SHIFT ; mm3 /= 128 |
| 89 packuswb mm3, mm0 ; pack and unpack to saturate |
| 90 punpcklbw mm3, mm0 ; |
| 91 |
| 92 movq [rdi], mm3 ; store the results in the destinat
ion |
| 93 |
| 94 %if ABI_IS_32BIT |
| 95 add rsi, dword ptr arg(2) ;src_pixels_per_line ; next line |
| 96 add rdi, rax; |
| 97 %else |
| 98 movsxd r8, dword ptr arg(2) ;src_pixels_per_line |
| 99 add rdi, rax; |
| 100 |
| 101 add rsi, r8 ; next line |
| 102 %endif |
| 103 |
| 104 dec rcx ; decrement count |
| 105 jnz .nextrow ; next row |
| 106 |
| 107 ; begin epilog |
| 108 pop rdi |
| 109 pop rsi |
| 110 RESTORE_GOT |
| 111 UNSHADOW_ARGS |
| 112 pop rbp |
| 113 ret |
| 114 |
| 115 |
| 116 ;void vp9_filter_block1dc_v6_mmx |
| 117 ;( |
| 118 ; short *src_ptr, |
| 119 ; unsigned char *output_ptr, |
| 120 ; int output_pitch, |
| 121 ; unsigned int pixels_per_line, |
| 122 ; unsigned int pixel_step, |
| 123 ; unsigned int output_height, |
| 124 ; unsigned int output_width, |
| 125 ; short * vp9_filter |
| 126 ;) |
| 127 global sym(vp9_filter_block1dc_v6_mmx) |
| 128 sym(vp9_filter_block1dc_v6_mmx): |
| 129 push rbp |
| 130 mov rbp, rsp |
| 131 SHADOW_ARGS_TO_STACK 8 |
| 132 GET_GOT rbx |
| 133 push rsi |
| 134 push rdi |
| 135 ; end prolog |
| 136 |
| 137 movq mm5, [GLOBAL(rd)] |
| 138 push rbx |
| 139 mov rbx, arg(7) ;vp9_filter |
| 140 movq mm1, [rbx + 16] ; do both the negative taps first!
!! |
| 141 movq mm2, [rbx + 32] ; |
| 142 movq mm6, [rbx + 48] ; |
| 143 movq mm7, [rbx + 64] ; |
| 144 |
| 145 movsxd rdx, dword ptr arg(3) ;pixels_per_line |
| 146 mov rdi, arg(1) ;output_ptr |
| 147 mov rsi, arg(0) ;src_ptr |
| 148 sub rsi, rdx |
| 149 sub rsi, rdx |
| 150 movsxd rcx, DWORD PTR arg(5) ;output_height |
| 151 movsxd rax, DWORD PTR arg(2) ;output_pitch ; destination pitch
? |
| 152 pxor mm0, mm0 ; mm0 = 00000000 |
| 153 |
| 154 |
| 155 .nextrow_cv: |
| 156 movq mm3, [rsi+rdx] ; mm3 = p0..p8 = row -1 |
| 157 pmullw mm3, mm1 ; mm3 *= kernel 1 modifiers. |
| 158 |
| 159 |
| 160 movq mm4, [rsi + 4*rdx] ; mm4 = p0..p3 = row 2 |
| 161 pmullw mm4, mm7 ; mm4 *= kernel 4 modifiers. |
| 162 paddsw mm3, mm4 ; mm3 += mm4 |
| 163 |
| 164 movq mm4, [rsi + 2*rdx] ; mm4 = p0..p3 = row 0 |
| 165 pmullw mm4, mm2 ; mm4 *= kernel 2 modifiers. |
| 166 paddsw mm3, mm4 ; mm3 += mm4 |
| 167 |
| 168 movq mm4, [rsi] ; mm4 = p0..p3 = row -2 |
| 169 pmullw mm4, [rbx] ; mm4 *= kernel 0 modifiers. |
| 170 paddsw mm3, mm4 ; mm3 += mm4 |
| 171 |
| 172 |
| 173 add rsi, rdx ; move source forward 1 line to avoid
3 * pitch |
| 174 movq mm4, [rsi + 2*rdx] ; mm4 = p0..p3 = row 1 |
| 175 pmullw mm4, mm6 ; mm4 *= kernel 3 modifiers. |
| 176 paddsw mm3, mm4 ; mm3 += mm4 |
| 177 |
| 178 movq mm4, [rsi + 4*rdx] ; mm4 = p0..p3 = row 3 |
| 179 pmullw mm4, [rbx +80] ; mm4 *= kernel 3 modifiers. |
| 180 paddsw mm3, mm4 ; mm3 += mm4 |
| 181 |
| 182 |
| 183 paddsw mm3, mm5 ; mm3 += round value |
| 184 psraw mm3, VP9_FILTER_SHIFT ; mm3 /= 128 |
| 185 packuswb mm3, mm0 ; pack and saturate |
| 186 |
| 187 movd [rdi],mm3 ; store the results in the destination |
| 188 ; the subsequent iterations repeat 3 out of 4 of these reads. Since the |
| 189 ; recon block should be in cache this shouldn't cost much. Its obviousl
y |
| 190 ; avoidable!!!. |
| 191 lea rdi, [rdi+rax] ; |
| 192 dec rcx ; decrement count |
| 193 jnz .nextrow_cv ; next row |
| 194 |
| 195 pop rbx |
| 196 |
| 197 ; begin epilog |
| 198 pop rdi |
| 199 pop rsi |
| 200 RESTORE_GOT |
| 201 UNSHADOW_ARGS |
| 202 pop rbp |
| 203 ret |
| 204 |
| 205 |
| 206 ;void bilinear_predict8x8_mmx |
| 207 ;( |
| 208 ; unsigned char *src_ptr, |
| 209 ; int src_pixels_per_line, |
| 210 ; int xoffset, |
| 211 ; int yoffset, |
| 212 ; unsigned char *dst_ptr, |
| 213 ; int dst_pitch |
| 214 ;) |
| 215 global sym(vp9_bilinear_predict8x8_mmx) |
| 216 sym(vp9_bilinear_predict8x8_mmx): |
| 217 push rbp |
| 218 mov rbp, rsp |
| 219 SHADOW_ARGS_TO_STACK 6 |
| 220 GET_GOT rbx |
| 221 push rsi |
| 222 push rdi |
| 223 ; end prolog |
| 224 |
| 225 ;const short *HFilter = bilinear_filters_mmx[xoffset]; |
| 226 ;const short *VFilter = bilinear_filters_mmx[yoffset]; |
| 227 |
| 228 movsxd rax, dword ptr arg(2) ;xoffset |
| 229 mov rdi, arg(4) ;dst_ptr ; |
| 230 |
| 231 shl rax, 5 ; offset * 32 |
| 232 lea rcx, [GLOBAL(sym(vp9_bilinear_filters_8x_mmx))] |
| 233 |
| 234 add rax, rcx ; HFilter |
| 235 mov rsi, arg(0) ;src_ptr ; |
| 236 |
| 237 movsxd rdx, dword ptr arg(5) ;dst_pitch |
| 238 movq mm1, [rax] ; |
| 239 |
| 240 movq mm2, [rax+16] ; |
| 241 movsxd rax, dword ptr arg(3) ;yoffset |
| 242 |
| 243 pxor mm0, mm0 ; |
| 244 |
| 245 shl rax, 5 ; offset*32 |
| 246 add rax, rcx ; VFilter |
| 247 |
| 248 lea rcx, [rdi+rdx*8] ; |
| 249 movsxd rdx, dword ptr arg(1) ;src_pixels_per_line ; |
| 250 |
| 251 |
| 252 |
| 253 ; get the first horizontal line done ; |
| 254 movq mm3, [rsi] ; xx 00 01 02 03 04 05 06 07
08 09 10 11 12 13 14 |
| 255 movq mm4, mm3 ; make a copy of current lin
e |
| 256 |
| 257 punpcklbw mm3, mm0 ; xx 00 01 02 03 04 05 06 |
| 258 punpckhbw mm4, mm0 ; |
| 259 |
| 260 pmullw mm3, mm1 ; |
| 261 pmullw mm4, mm1 ; |
| 262 |
| 263 movq mm5, [rsi+1] ; |
| 264 movq mm6, mm5 ; |
| 265 |
| 266 punpcklbw mm5, mm0 ; |
| 267 punpckhbw mm6, mm0 ; |
| 268 |
| 269 pmullw mm5, mm2 ; |
| 270 pmullw mm6, mm2 ; |
| 271 |
| 272 paddw mm3, mm5 ; |
| 273 paddw mm4, mm6 ; |
| 274 |
| 275 paddw mm3, [GLOBAL(rd)] ; xmm3 += round val
ue |
| 276 psraw mm3, VP9_FILTER_SHIFT ; xmm3 /= 128 |
| 277 |
| 278 paddw mm4, [GLOBAL(rd)] ; |
| 279 psraw mm4, VP9_FILTER_SHIFT ; |
| 280 |
| 281 movq mm7, mm3 ; |
| 282 packuswb mm7, mm4 ; |
| 283 |
| 284 add rsi, rdx ; next line |
| 285 .next_row_8x8: |
| 286 movq mm3, [rsi] ; xx 00 01 02 03 04 05 06 07
08 09 10 11 12 13 14 |
| 287 movq mm4, mm3 ; make a copy of current lin
e |
| 288 |
| 289 punpcklbw mm3, mm0 ; xx 00 01 02 03 04 05 06 |
| 290 punpckhbw mm4, mm0 ; |
| 291 |
| 292 pmullw mm3, mm1 ; |
| 293 pmullw mm4, mm1 ; |
| 294 |
| 295 movq mm5, [rsi+1] ; |
| 296 movq mm6, mm5 ; |
| 297 |
| 298 punpcklbw mm5, mm0 ; |
| 299 punpckhbw mm6, mm0 ; |
| 300 |
| 301 pmullw mm5, mm2 ; |
| 302 pmullw mm6, mm2 ; |
| 303 |
| 304 paddw mm3, mm5 ; |
| 305 paddw mm4, mm6 ; |
| 306 |
| 307 movq mm5, mm7 ; |
| 308 movq mm6, mm7 ; |
| 309 |
| 310 punpcklbw mm5, mm0 ; |
| 311 punpckhbw mm6, mm0 |
| 312 |
| 313 pmullw mm5, [rax] ; |
| 314 pmullw mm6, [rax] ; |
| 315 |
| 316 paddw mm3, [GLOBAL(rd)] ; xmm3 += round val
ue |
| 317 psraw mm3, VP9_FILTER_SHIFT ; xmm3 /= 128 |
| 318 |
| 319 paddw mm4, [GLOBAL(rd)] ; |
| 320 psraw mm4, VP9_FILTER_SHIFT ; |
| 321 |
| 322 movq mm7, mm3 ; |
| 323 packuswb mm7, mm4 ; |
| 324 |
| 325 |
| 326 pmullw mm3, [rax+16] ; |
| 327 pmullw mm4, [rax+16] ; |
| 328 |
| 329 paddw mm3, mm5 ; |
| 330 paddw mm4, mm6 ; |
| 331 |
| 332 |
| 333 paddw mm3, [GLOBAL(rd)] ; xmm3 += round val
ue |
| 334 psraw mm3, VP9_FILTER_SHIFT ; xmm3 /= 128 |
| 335 |
| 336 paddw mm4, [GLOBAL(rd)] ; |
| 337 psraw mm4, VP9_FILTER_SHIFT ; |
| 338 |
| 339 packuswb mm3, mm4 |
| 340 |
| 341 movq [rdi], mm3 ; store the results in the d
estination |
| 342 |
| 343 %if ABI_IS_32BIT |
| 344 add rsi, rdx ; next line |
| 345 add rdi, dword ptr arg(5) ;dst_pitch ; |
| 346 %else |
| 347 movsxd r8, dword ptr arg(5) ;dst_pitch |
| 348 add rsi, rdx ; next line |
| 349 add rdi, r8 ;dst_pitch |
| 350 %endif |
| 351 cmp rdi, rcx ; |
| 352 jne .next_row_8x8 |
| 353 |
| 354 ; begin epilog |
| 355 pop rdi |
| 356 pop rsi |
| 357 RESTORE_GOT |
| 358 UNSHADOW_ARGS |
| 359 pop rbp |
| 360 ret |
| 361 |
| 362 |
| 363 ;void bilinear_predict8x4_mmx |
| 364 ;( |
| 365 ; unsigned char *src_ptr, |
| 366 ; int src_pixels_per_line, |
| 367 ; int xoffset, |
| 368 ; int yoffset, |
| 369 ; unsigned char *dst_ptr, |
| 370 ; int dst_pitch |
| 371 ;) |
| 372 global sym(vp9_bilinear_predict8x4_mmx) |
| 373 sym(vp9_bilinear_predict8x4_mmx): |
| 374 push rbp |
| 375 mov rbp, rsp |
| 376 SHADOW_ARGS_TO_STACK 6 |
| 377 GET_GOT rbx |
| 378 push rsi |
| 379 push rdi |
| 380 ; end prolog |
| 381 |
| 382 ;const short *HFilter = bilinear_filters_mmx[xoffset]; |
| 383 ;const short *VFilter = bilinear_filters_mmx[yoffset]; |
| 384 |
| 385 movsxd rax, dword ptr arg(2) ;xoffset |
| 386 mov rdi, arg(4) ;dst_ptr ; |
| 387 |
| 388 lea rcx, [GLOBAL(sym(vp9_bilinear_filters_8x_mmx))] |
| 389 shl rax, 5 |
| 390 |
| 391 mov rsi, arg(0) ;src_ptr ; |
| 392 add rax, rcx |
| 393 |
| 394 movsxd rdx, dword ptr arg(5) ;dst_pitch |
| 395 movq mm1, [rax] ; |
| 396 |
| 397 movq mm2, [rax+16] ; |
| 398 movsxd rax, dword ptr arg(3) ;yoffset |
| 399 |
| 400 pxor mm0, mm0 ; |
| 401 shl rax, 5 |
| 402 |
| 403 add rax, rcx |
| 404 lea rcx, [rdi+rdx*4] ; |
| 405 |
| 406 movsxd rdx, dword ptr arg(1) ;src_pixels_per_line ; |
| 407 |
| 408 ; get the first horizontal line done ; |
| 409 movq mm3, [rsi] ; xx 00 01 02 03 04 05 06 07
08 09 10 11 12 13 14 |
| 410 movq mm4, mm3 ; make a copy of current lin
e |
| 411 |
| 412 punpcklbw mm3, mm0 ; xx 00 01 02 03 04 05 06 |
| 413 punpckhbw mm4, mm0 ; |
| 414 |
| 415 pmullw mm3, mm1 ; |
| 416 pmullw mm4, mm1 ; |
| 417 |
| 418 movq mm5, [rsi+1] ; |
| 419 movq mm6, mm5 ; |
| 420 |
| 421 punpcklbw mm5, mm0 ; |
| 422 punpckhbw mm6, mm0 ; |
| 423 |
| 424 pmullw mm5, mm2 ; |
| 425 pmullw mm6, mm2 ; |
| 426 |
| 427 paddw mm3, mm5 ; |
| 428 paddw mm4, mm6 ; |
| 429 |
| 430 paddw mm3, [GLOBAL(rd)] ; xmm3 += round val
ue |
| 431 psraw mm3, VP9_FILTER_SHIFT ; xmm3 /= 128 |
| 432 |
| 433 paddw mm4, [GLOBAL(rd)] ; |
| 434 psraw mm4, VP9_FILTER_SHIFT ; |
| 435 |
| 436 movq mm7, mm3 ; |
| 437 packuswb mm7, mm4 ; |
| 438 |
| 439 add rsi, rdx ; next line |
| 440 .next_row_8x4: |
| 441 movq mm3, [rsi] ; xx 00 01 02 03 04 05 06 07
08 09 10 11 12 13 14 |
| 442 movq mm4, mm3 ; make a copy of current lin
e |
| 443 |
| 444 punpcklbw mm3, mm0 ; xx 00 01 02 03 04 05 06 |
| 445 punpckhbw mm4, mm0 ; |
| 446 |
| 447 pmullw mm3, mm1 ; |
| 448 pmullw mm4, mm1 ; |
| 449 |
| 450 movq mm5, [rsi+1] ; |
| 451 movq mm6, mm5 ; |
| 452 |
| 453 punpcklbw mm5, mm0 ; |
| 454 punpckhbw mm6, mm0 ; |
| 455 |
| 456 pmullw mm5, mm2 ; |
| 457 pmullw mm6, mm2 ; |
| 458 |
| 459 paddw mm3, mm5 ; |
| 460 paddw mm4, mm6 ; |
| 461 |
| 462 movq mm5, mm7 ; |
| 463 movq mm6, mm7 ; |
| 464 |
| 465 punpcklbw mm5, mm0 ; |
| 466 punpckhbw mm6, mm0 |
| 467 |
| 468 pmullw mm5, [rax] ; |
| 469 pmullw mm6, [rax] ; |
| 470 |
| 471 paddw mm3, [GLOBAL(rd)] ; xmm3 += round val
ue |
| 472 psraw mm3, VP9_FILTER_SHIFT ; xmm3 /= 128 |
| 473 |
| 474 paddw mm4, [GLOBAL(rd)] ; |
| 475 psraw mm4, VP9_FILTER_SHIFT ; |
| 476 |
| 477 movq mm7, mm3 ; |
| 478 packuswb mm7, mm4 ; |
| 479 |
| 480 |
| 481 pmullw mm3, [rax+16] ; |
| 482 pmullw mm4, [rax+16] ; |
| 483 |
| 484 paddw mm3, mm5 ; |
| 485 paddw mm4, mm6 ; |
| 486 |
| 487 |
| 488 paddw mm3, [GLOBAL(rd)] ; xmm3 += round val
ue |
| 489 psraw mm3, VP9_FILTER_SHIFT ; xmm3 /= 128 |
| 490 |
| 491 paddw mm4, [GLOBAL(rd)] ; |
| 492 psraw mm4, VP9_FILTER_SHIFT ; |
| 493 |
| 494 packuswb mm3, mm4 |
| 495 |
| 496 movq [rdi], mm3 ; store the results in the d
estination |
| 497 |
| 498 %if ABI_IS_32BIT |
| 499 add rsi, rdx ; next line |
| 500 add rdi, dword ptr arg(5) ;dst_pitch ; |
| 501 %else |
| 502 movsxd r8, dword ptr arg(5) ;dst_pitch |
| 503 add rsi, rdx ; next line |
| 504 add rdi, r8 |
| 505 %endif |
| 506 cmp rdi, rcx ; |
| 507 jne .next_row_8x4 |
| 508 |
| 509 ; begin epilog |
| 510 pop rdi |
| 511 pop rsi |
| 512 RESTORE_GOT |
| 513 UNSHADOW_ARGS |
| 514 pop rbp |
| 515 ret |
| 516 |
| 517 |
| 518 ;void bilinear_predict4x4_mmx |
| 519 ;( |
| 520 ; unsigned char *src_ptr, |
| 521 ; int src_pixels_per_line, |
| 522 ; int xoffset, |
| 523 ; int yoffset, |
| 524 ; unsigned char *dst_ptr, |
| 525 ; int dst_pitch |
| 526 ;) |
| 527 global sym(vp9_bilinear_predict4x4_mmx) |
| 528 sym(vp9_bilinear_predict4x4_mmx): |
| 529 push rbp |
| 530 mov rbp, rsp |
| 531 SHADOW_ARGS_TO_STACK 6 |
| 532 GET_GOT rbx |
| 533 push rsi |
| 534 push rdi |
| 535 ; end prolog |
| 536 |
| 537 ;const short *HFilter = bilinear_filters_mmx[xoffset]; |
| 538 ;const short *VFilter = bilinear_filters_mmx[yoffset]; |
| 539 |
| 540 movsxd rax, dword ptr arg(2) ;xoffset |
| 541 mov rdi, arg(4) ;dst_ptr ; |
| 542 |
| 543 lea rcx, [GLOBAL(sym(vp9_bilinear_filters_8x_mmx))] |
| 544 shl rax, 5 |
| 545 |
| 546 add rax, rcx ; HFilter |
| 547 mov rsi, arg(0) ;src_ptr ; |
| 548 |
| 549 movsxd rdx, dword ptr arg(5) ;ldst_pitch |
| 550 movq mm1, [rax] ; |
| 551 |
| 552 movq mm2, [rax+16] ; |
| 553 movsxd rax, dword ptr arg(3) ;yoffset |
| 554 |
| 555 pxor mm0, mm0 ; |
| 556 shl rax, 5 |
| 557 |
| 558 add rax, rcx |
| 559 lea rcx, [rdi+rdx*4] ; |
| 560 |
| 561 movsxd rdx, dword ptr arg(1) ;src_pixels_per_line ; |
| 562 |
| 563 ; get the first horizontal line done ; |
| 564 movd mm3, [rsi] ; xx 00 01 02 03 04 05 06 07
08 09 10 11 12 13 14 |
| 565 punpcklbw mm3, mm0 ; xx 00 01 02 03 04 05 06 |
| 566 |
| 567 pmullw mm3, mm1 ; |
| 568 movd mm5, [rsi+1] ; |
| 569 |
| 570 punpcklbw mm5, mm0 ; |
| 571 pmullw mm5, mm2 ; |
| 572 |
| 573 paddw mm3, mm5 ; |
| 574 paddw mm3, [GLOBAL(rd)] ; xmm3 += round val
ue |
| 575 |
| 576 psraw mm3, VP9_FILTER_SHIFT ; xmm3 /= 128 |
| 577 |
| 578 movq mm7, mm3 ; |
| 579 packuswb mm7, mm0 ; |
| 580 |
| 581 add rsi, rdx ; next line |
| 582 .next_row_4x4: |
| 583 movd mm3, [rsi] ; xx 00 01 02 03 04 05 06 07
08 09 10 11 12 13 14 |
| 584 punpcklbw mm3, mm0 ; xx 00 01 02 03 04 05 06 |
| 585 |
| 586 pmullw mm3, mm1 ; |
| 587 movd mm5, [rsi+1] ; |
| 588 |
| 589 punpcklbw mm5, mm0 ; |
| 590 pmullw mm5, mm2 ; |
| 591 |
| 592 paddw mm3, mm5 ; |
| 593 |
| 594 movq mm5, mm7 ; |
| 595 punpcklbw mm5, mm0 ; |
| 596 |
| 597 pmullw mm5, [rax] ; |
| 598 paddw mm3, [GLOBAL(rd)] ; xmm3 += round val
ue |
| 599 |
| 600 psraw mm3, VP9_FILTER_SHIFT ; xmm3 /= 128 |
| 601 movq mm7, mm3 ; |
| 602 |
| 603 packuswb mm7, mm0 ; |
| 604 |
| 605 pmullw mm3, [rax+16] ; |
| 606 paddw mm3, mm5 ; |
| 607 |
| 608 |
| 609 paddw mm3, [GLOBAL(rd)] ; xmm3 += round val
ue |
| 610 psraw mm3, VP9_FILTER_SHIFT ; xmm3 /= 128 |
| 611 |
| 612 packuswb mm3, mm0 |
| 613 movd [rdi], mm3 ; store the results in the d
estination |
| 614 |
| 615 %if ABI_IS_32BIT |
| 616 add rsi, rdx ; next line |
| 617 add rdi, dword ptr arg(5) ;dst_pitch ; |
| 618 %else |
| 619 movsxd r8, dword ptr arg(5) ;dst_pitch ; |
| 620 add rsi, rdx ; next line |
| 621 add rdi, r8 |
| 622 %endif |
| 623 |
| 624 cmp rdi, rcx ; |
| 625 jne .next_row_4x4 |
| 626 |
| 627 ; begin epilog |
| 628 pop rdi |
| 629 pop rsi |
| 630 RESTORE_GOT |
| 631 UNSHADOW_ARGS |
| 632 pop rbp |
| 633 ret |
| 634 |
| 635 |
| 636 |
| 637 SECTION_RODATA |
| 638 align 16 |
| 639 rd: |
| 640 times 4 dw 0x40 |
| 641 |
| 642 align 16 |
| 643 global HIDDEN_DATA(sym(vp9_six_tap_mmx)) |
| 644 sym(vp9_six_tap_mmx): |
| 645 times 8 dw 0 |
| 646 times 8 dw 0 |
| 647 times 8 dw 128 |
| 648 times 8 dw 0 |
| 649 times 8 dw 0 |
| 650 times 8 dw 0 |
| 651 |
| 652 times 8 dw 0 |
| 653 times 8 dw -6 |
| 654 times 8 dw 123 |
| 655 times 8 dw 12 |
| 656 times 8 dw -1 |
| 657 times 8 dw 0 |
| 658 |
| 659 times 8 dw 2 |
| 660 times 8 dw -11 |
| 661 times 8 dw 108 |
| 662 times 8 dw 36 |
| 663 times 8 dw -8 |
| 664 times 8 dw 1 |
| 665 |
| 666 times 8 dw 0 |
| 667 times 8 dw -9 |
| 668 times 8 dw 93 |
| 669 times 8 dw 50 |
| 670 times 8 dw -6 |
| 671 times 8 dw 0 |
| 672 |
| 673 times 8 dw 3 |
| 674 times 8 dw -16 |
| 675 times 8 dw 77 |
| 676 times 8 dw 77 |
| 677 times 8 dw -16 |
| 678 times 8 dw 3 |
| 679 |
| 680 times 8 dw 0 |
| 681 times 8 dw -6 |
| 682 times 8 dw 50 |
| 683 times 8 dw 93 |
| 684 times 8 dw -9 |
| 685 times 8 dw 0 |
| 686 |
| 687 times 8 dw 1 |
| 688 times 8 dw -8 |
| 689 times 8 dw 36 |
| 690 times 8 dw 108 |
| 691 times 8 dw -11 |
| 692 times 8 dw 2 |
| 693 |
| 694 times 8 dw 0 |
| 695 times 8 dw -1 |
| 696 times 8 dw 12 |
| 697 times 8 dw 123 |
| 698 times 8 dw -6 |
| 699 times 8 dw 0 |
| 700 |
| 701 |
| 702 align 16 |
| 703 global HIDDEN_DATA(sym(vp9_bilinear_filters_8x_mmx)) |
| 704 sym(vp9_bilinear_filters_8x_mmx): |
| 705 times 8 dw 128 |
| 706 times 8 dw 0 |
| 707 |
| 708 times 8 dw 112 |
| 709 times 8 dw 16 |
| 710 |
| 711 times 8 dw 96 |
| 712 times 8 dw 32 |
| 713 |
| 714 times 8 dw 80 |
| 715 times 8 dw 48 |
| 716 |
| 717 times 8 dw 64 |
| 718 times 8 dw 64 |
| 719 |
| 720 times 8 dw 48 |
| 721 times 8 dw 80 |
| 722 |
| 723 times 8 dw 32 |
| 724 times 8 dw 96 |
| 725 |
| 726 times 8 dw 16 |
| 727 times 8 dw 112 |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 11555023:
libvpx: Add VP9 decoder. (Closed)
Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/libvpx/