| 1 | /* |
| 2 | * SIMD-optimized motion estimation |
| 3 | * Copyright (c) 2000, 2001 Fabrice Bellard |
| 4 | * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> |
| 5 | * |
| 6 | * MMX optimization by Nick Kurshev <nickols_k@mail.ru> |
| 7 | * |
| 8 | * This file is part of FFmpeg. |
| 9 | * |
| 10 | * FFmpeg is free software; you can redistribute it and/or |
| 11 | * modify it under the terms of the GNU Lesser General Public |
| 12 | * License as published by the Free Software Foundation; either |
| 13 | * version 2.1 of the License, or (at your option) any later version. |
| 14 | * |
| 15 | * FFmpeg 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 GNU |
| 18 | * Lesser General Public License for more details. |
| 19 | * |
| 20 | * You should have received a copy of the GNU Lesser General Public |
| 21 | * License along with FFmpeg; if not, write to the Free Software |
| 22 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 23 | */ |
| 24 | |
| 25 | #include "libavutil/attributes.h" |
| 26 | #include "libavutil/cpu.h" |
| 27 | #include "libavutil/x86/asm.h" |
| 28 | #include "libavutil/x86/cpu.h" |
| 29 | #include "libavcodec/me_cmp.h" |
| 30 | #include "libavcodec/mpegvideo.h" |
| 31 | |
| 32 | int ff_sum_abs_dctelem_mmx(int16_t *block); |
| 33 | int ff_sum_abs_dctelem_mmxext(int16_t *block); |
| 34 | int ff_sum_abs_dctelem_sse2(int16_t *block); |
| 35 | int ff_sum_abs_dctelem_ssse3(int16_t *block); |
| 36 | int ff_sse8_mmx(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 37 | ptrdiff_t stride, int h); |
| 38 | int ff_sse16_mmx(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 39 | ptrdiff_t stride, int h); |
| 40 | int ff_sse16_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 41 | ptrdiff_t stride, int h); |
| 42 | int ff_hf_noise8_mmx(uint8_t *pix1, ptrdiff_t stride, int h); |
| 43 | int ff_hf_noise16_mmx(uint8_t *pix1, ptrdiff_t stride, int h); |
| 44 | int ff_sad8_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 45 | ptrdiff_t stride, int h); |
| 46 | int ff_sad16_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 47 | ptrdiff_t stride, int h); |
| 48 | int ff_sad16_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 49 | ptrdiff_t stride, int h); |
| 50 | int ff_sad8_x2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 51 | ptrdiff_t stride, int h); |
| 52 | int ff_sad16_x2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 53 | ptrdiff_t stride, int h); |
| 54 | int ff_sad16_x2_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 55 | ptrdiff_t stride, int h); |
| 56 | int ff_sad8_y2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 57 | ptrdiff_t stride, int h); |
| 58 | int ff_sad16_y2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 59 | ptrdiff_t stride, int h); |
| 60 | int ff_sad16_y2_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 61 | ptrdiff_t stride, int h); |
| 62 | int ff_sad8_approx_xy2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 63 | ptrdiff_t stride, int h); |
| 64 | int ff_sad16_approx_xy2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 65 | ptrdiff_t stride, int h); |
| 66 | int ff_sad16_approx_xy2_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 67 | ptrdiff_t stride, int h); |
| 68 | int ff_vsad_intra8_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 69 | ptrdiff_t stride, int h); |
| 70 | int ff_vsad_intra16_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 71 | ptrdiff_t stride, int h); |
| 72 | int ff_vsad_intra16_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 73 | ptrdiff_t stride, int h); |
| 74 | int ff_vsad8_approx_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 75 | ptrdiff_t stride, int h); |
| 76 | int ff_vsad16_approx_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 77 | ptrdiff_t stride, int h); |
| 78 | int ff_vsad16_approx_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 79 | ptrdiff_t stride, int h); |
| 80 | |
| 81 | #define hadamard_func(cpu) \ |
| 82 | int ff_hadamard8_diff_ ## cpu(MpegEncContext *s, uint8_t *src1, \ |
| 83 | uint8_t *src2, ptrdiff_t stride, int h); \ |
| 84 | int ff_hadamard8_diff16_ ## cpu(MpegEncContext *s, uint8_t *src1, \ |
| 85 | uint8_t *src2, ptrdiff_t stride, int h); |
| 86 | |
| 87 | hadamard_func(mmx) |
| 88 | hadamard_func(mmxext) |
| 89 | hadamard_func(sse2) |
| 90 | hadamard_func(ssse3) |
| 91 | |
| 92 | #if HAVE_YASM |
| 93 | static int nsse16_mmx(MpegEncContext *c, uint8_t *pix1, uint8_t *pix2, |
| 94 | ptrdiff_t stride, int h) |
| 95 | { |
| 96 | int score1, score2; |
| 97 | |
| 98 | if (c) |
| 99 | score1 = c->mecc.sse[0](c, pix1, pix2, stride, h); |
| 100 | else |
| 101 | score1 = ff_sse16_mmx(c, pix1, pix2, stride, h); |
| 102 | score2 = ff_hf_noise16_mmx(pix1, stride, h) + ff_hf_noise8_mmx(pix1+8, stride, h) |
| 103 | - ff_hf_noise16_mmx(pix2, stride, h) - ff_hf_noise8_mmx(pix2+8, stride, h); |
| 104 | |
| 105 | if (c) |
| 106 | return score1 + FFABS(score2) * c->avctx->nsse_weight; |
| 107 | else |
| 108 | return score1 + FFABS(score2) * 8; |
| 109 | } |
| 110 | |
| 111 | static int nsse8_mmx(MpegEncContext *c, uint8_t *pix1, uint8_t *pix2, |
| 112 | ptrdiff_t stride, int h) |
| 113 | { |
| 114 | int score1 = ff_sse8_mmx(c, pix1, pix2, stride, h); |
| 115 | int score2 = ff_hf_noise8_mmx(pix1, stride, h) - |
| 116 | ff_hf_noise8_mmx(pix2, stride, h); |
| 117 | |
| 118 | if (c) |
| 119 | return score1 + FFABS(score2) * c->avctx->nsse_weight; |
| 120 | else |
| 121 | return score1 + FFABS(score2) * 8; |
| 122 | } |
| 123 | |
| 124 | #endif /* HAVE_YASM */ |
| 125 | |
| 126 | #if HAVE_INLINE_ASM |
| 127 | |
| 128 | static int vsad_intra16_mmx(MpegEncContext *v, uint8_t *pix, uint8_t *dummy, |
| 129 | ptrdiff_t stride, int h) |
| 130 | { |
| 131 | int tmp; |
| 132 | |
| 133 | av_assert2((((int) pix) & 7) == 0); |
| 134 | av_assert2((stride & 7) == 0); |
| 135 | |
| 136 | #define SUM(in0, in1, out0, out1) \ |
| 137 | "movq (%0), %%mm2\n" \ |
| 138 | "movq 8(%0), %%mm3\n" \ |
| 139 | "add %2,%0\n" \ |
| 140 | "movq %%mm2, " #out0 "\n" \ |
| 141 | "movq %%mm3, " #out1 "\n" \ |
| 142 | "psubusb " #in0 ", %%mm2\n" \ |
| 143 | "psubusb " #in1 ", %%mm3\n" \ |
| 144 | "psubusb " #out0 ", " #in0 "\n" \ |
| 145 | "psubusb " #out1 ", " #in1 "\n" \ |
| 146 | "por %%mm2, " #in0 "\n" \ |
| 147 | "por %%mm3, " #in1 "\n" \ |
| 148 | "movq " #in0 ", %%mm2\n" \ |
| 149 | "movq " #in1 ", %%mm3\n" \ |
| 150 | "punpcklbw %%mm7, " #in0 "\n" \ |
| 151 | "punpcklbw %%mm7, " #in1 "\n" \ |
| 152 | "punpckhbw %%mm7, %%mm2\n" \ |
| 153 | "punpckhbw %%mm7, %%mm3\n" \ |
| 154 | "paddw " #in1 ", " #in0 "\n" \ |
| 155 | "paddw %%mm3, %%mm2\n" \ |
| 156 | "paddw %%mm2, " #in0 "\n" \ |
| 157 | "paddw " #in0 ", %%mm6\n" |
| 158 | |
| 159 | |
| 160 | __asm__ volatile ( |
| 161 | "movl %3, %%ecx\n" |
| 162 | "pxor %%mm6, %%mm6\n" |
| 163 | "pxor %%mm7, %%mm7\n" |
| 164 | "movq (%0), %%mm0\n" |
| 165 | "movq 8(%0), %%mm1\n" |
| 166 | "add %2, %0\n" |
| 167 | "jmp 2f\n" |
| 168 | "1:\n" |
| 169 | |
| 170 | SUM(%%mm4, %%mm5, %%mm0, %%mm1) |
| 171 | "2:\n" |
| 172 | SUM(%%mm0, %%mm1, %%mm4, %%mm5) |
| 173 | |
| 174 | "subl $2, %%ecx\n" |
| 175 | "jnz 1b\n" |
| 176 | |
| 177 | "movq %%mm6, %%mm0\n" |
| 178 | "psrlq $32, %%mm6\n" |
| 179 | "paddw %%mm6, %%mm0\n" |
| 180 | "movq %%mm0, %%mm6\n" |
| 181 | "psrlq $16, %%mm0\n" |
| 182 | "paddw %%mm6, %%mm0\n" |
| 183 | "movd %%mm0, %1\n" |
| 184 | : "+r" (pix), "=r" (tmp) |
| 185 | : "r" (stride), "m" (h) |
| 186 | : "%ecx"); |
| 187 | |
| 188 | return tmp & 0xFFFF; |
| 189 | } |
| 190 | #undef SUM |
| 191 | |
| 192 | static int vsad16_mmx(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, |
| 193 | ptrdiff_t stride, int h) |
| 194 | { |
| 195 | int tmp; |
| 196 | |
| 197 | av_assert2((((int) pix1) & 7) == 0); |
| 198 | av_assert2((((int) pix2) & 7) == 0); |
| 199 | av_assert2((stride & 7) == 0); |
| 200 | |
| 201 | #define SUM(in0, in1, out0, out1) \ |
| 202 | "movq (%0), %%mm2\n" \ |
| 203 | "movq (%1), " #out0 "\n" \ |
| 204 | "movq 8(%0), %%mm3\n" \ |
| 205 | "movq 8(%1), " #out1 "\n" \ |
| 206 | "add %3, %0\n" \ |
| 207 | "add %3, %1\n" \ |
| 208 | "psubb " #out0 ", %%mm2\n" \ |
| 209 | "psubb " #out1 ", %%mm3\n" \ |
| 210 | "pxor %%mm7, %%mm2\n" \ |
| 211 | "pxor %%mm7, %%mm3\n" \ |
| 212 | "movq %%mm2, " #out0 "\n" \ |
| 213 | "movq %%mm3, " #out1 "\n" \ |
| 214 | "psubusb " #in0 ", %%mm2\n" \ |
| 215 | "psubusb " #in1 ", %%mm3\n" \ |
| 216 | "psubusb " #out0 ", " #in0 "\n" \ |
| 217 | "psubusb " #out1 ", " #in1 "\n" \ |
| 218 | "por %%mm2, " #in0 "\n" \ |
| 219 | "por %%mm3, " #in1 "\n" \ |
| 220 | "movq " #in0 ", %%mm2\n" \ |
| 221 | "movq " #in1 ", %%mm3\n" \ |
| 222 | "punpcklbw %%mm7, " #in0 "\n" \ |
| 223 | "punpcklbw %%mm7, " #in1 "\n" \ |
| 224 | "punpckhbw %%mm7, %%mm2\n" \ |
| 225 | "punpckhbw %%mm7, %%mm3\n" \ |
| 226 | "paddw " #in1 ", " #in0 "\n" \ |
| 227 | "paddw %%mm3, %%mm2\n" \ |
| 228 | "paddw %%mm2, " #in0 "\n" \ |
| 229 | "paddw " #in0 ", %%mm6\n" |
| 230 | |
| 231 | |
| 232 | __asm__ volatile ( |
| 233 | "movl %4, %%ecx\n" |
| 234 | "pxor %%mm6, %%mm6\n" |
| 235 | "pcmpeqw %%mm7, %%mm7\n" |
| 236 | "psllw $15, %%mm7\n" |
| 237 | "packsswb %%mm7, %%mm7\n" |
| 238 | "movq (%0), %%mm0\n" |
| 239 | "movq (%1), %%mm2\n" |
| 240 | "movq 8(%0), %%mm1\n" |
| 241 | "movq 8(%1), %%mm3\n" |
| 242 | "add %3, %0\n" |
| 243 | "add %3, %1\n" |
| 244 | "psubb %%mm2, %%mm0\n" |
| 245 | "psubb %%mm3, %%mm1\n" |
| 246 | "pxor %%mm7, %%mm0\n" |
| 247 | "pxor %%mm7, %%mm1\n" |
| 248 | "jmp 2f\n" |
| 249 | "1:\n" |
| 250 | |
| 251 | SUM(%%mm4, %%mm5, %%mm0, %%mm1) |
| 252 | "2:\n" |
| 253 | SUM(%%mm0, %%mm1, %%mm4, %%mm5) |
| 254 | |
| 255 | "subl $2, %%ecx\n" |
| 256 | "jnz 1b\n" |
| 257 | |
| 258 | "movq %%mm6, %%mm0\n" |
| 259 | "psrlq $32, %%mm6\n" |
| 260 | "paddw %%mm6, %%mm0\n" |
| 261 | "movq %%mm0, %%mm6\n" |
| 262 | "psrlq $16, %%mm0\n" |
| 263 | "paddw %%mm6, %%mm0\n" |
| 264 | "movd %%mm0, %2\n" |
| 265 | : "+r" (pix1), "+r" (pix2), "=r" (tmp) |
| 266 | : "r" (stride), "m" (h) |
| 267 | : "%ecx"); |
| 268 | |
| 269 | return tmp & 0x7FFF; |
| 270 | } |
| 271 | #undef SUM |
| 272 | |
| 273 | DECLARE_ASM_CONST(8, uint64_t, round_tab)[3] = { |
| 274 | 0x0000000000000000ULL, |
| 275 | 0x0001000100010001ULL, |
| 276 | 0x0002000200020002ULL, |
| 277 | }; |
| 278 | |
| 279 | static inline void sad8_1_mmx(uint8_t *blk1, uint8_t *blk2, |
| 280 | ptrdiff_t stride, int h) |
| 281 | { |
| 282 | x86_reg len = -stride * h; |
| 283 | __asm__ volatile ( |
| 284 | ".p2align 4 \n\t" |
| 285 | "1: \n\t" |
| 286 | "movq (%1, %%"REG_a"), %%mm0 \n\t" |
| 287 | "movq (%2, %%"REG_a"), %%mm2 \n\t" |
| 288 | "movq (%2, %%"REG_a"), %%mm4 \n\t" |
| 289 | "add %3, %%"REG_a" \n\t" |
| 290 | "psubusb %%mm0, %%mm2 \n\t" |
| 291 | "psubusb %%mm4, %%mm0 \n\t" |
| 292 | "movq (%1, %%"REG_a"), %%mm1 \n\t" |
| 293 | "movq (%2, %%"REG_a"), %%mm3 \n\t" |
| 294 | "movq (%2, %%"REG_a"), %%mm5 \n\t" |
| 295 | "psubusb %%mm1, %%mm3 \n\t" |
| 296 | "psubusb %%mm5, %%mm1 \n\t" |
| 297 | "por %%mm2, %%mm0 \n\t" |
| 298 | "por %%mm1, %%mm3 \n\t" |
| 299 | "movq %%mm0, %%mm1 \n\t" |
| 300 | "movq %%mm3, %%mm2 \n\t" |
| 301 | "punpcklbw %%mm7, %%mm0 \n\t" |
| 302 | "punpckhbw %%mm7, %%mm1 \n\t" |
| 303 | "punpcklbw %%mm7, %%mm3 \n\t" |
| 304 | "punpckhbw %%mm7, %%mm2 \n\t" |
| 305 | "paddw %%mm1, %%mm0 \n\t" |
| 306 | "paddw %%mm3, %%mm2 \n\t" |
| 307 | "paddw %%mm2, %%mm0 \n\t" |
| 308 | "paddw %%mm0, %%mm6 \n\t" |
| 309 | "add %3, %%"REG_a" \n\t" |
| 310 | " js 1b \n\t" |
| 311 | : "+a" (len) |
| 312 | : "r" (blk1 - len), "r" (blk2 - len), "r" (stride)); |
| 313 | } |
| 314 | |
| 315 | static inline void sad8_2_mmx(uint8_t *blk1a, uint8_t *blk1b, uint8_t *blk2, |
| 316 | ptrdiff_t stride, int h) |
| 317 | { |
| 318 | x86_reg len = -stride * h; |
| 319 | __asm__ volatile ( |
| 320 | ".p2align 4 \n\t" |
| 321 | "1: \n\t" |
| 322 | "movq (%1, %%"REG_a"), %%mm0 \n\t" |
| 323 | "movq (%2, %%"REG_a"), %%mm1 \n\t" |
| 324 | "movq (%1, %%"REG_a"), %%mm2 \n\t" |
| 325 | "movq (%2, %%"REG_a"), %%mm3 \n\t" |
| 326 | "punpcklbw %%mm7, %%mm0 \n\t" |
| 327 | "punpcklbw %%mm7, %%mm1 \n\t" |
| 328 | "punpckhbw %%mm7, %%mm2 \n\t" |
| 329 | "punpckhbw %%mm7, %%mm3 \n\t" |
| 330 | "paddw %%mm0, %%mm1 \n\t" |
| 331 | "paddw %%mm2, %%mm3 \n\t" |
| 332 | "movq (%3, %%"REG_a"), %%mm4 \n\t" |
| 333 | "movq (%3, %%"REG_a"), %%mm2 \n\t" |
| 334 | "paddw %%mm5, %%mm1 \n\t" |
| 335 | "paddw %%mm5, %%mm3 \n\t" |
| 336 | "psrlw $1, %%mm1 \n\t" |
| 337 | "psrlw $1, %%mm3 \n\t" |
| 338 | "packuswb %%mm3, %%mm1 \n\t" |
| 339 | "psubusb %%mm1, %%mm4 \n\t" |
| 340 | "psubusb %%mm2, %%mm1 \n\t" |
| 341 | "por %%mm4, %%mm1 \n\t" |
| 342 | "movq %%mm1, %%mm0 \n\t" |
| 343 | "punpcklbw %%mm7, %%mm0 \n\t" |
| 344 | "punpckhbw %%mm7, %%mm1 \n\t" |
| 345 | "paddw %%mm1, %%mm0 \n\t" |
| 346 | "paddw %%mm0, %%mm6 \n\t" |
| 347 | "add %4, %%"REG_a" \n\t" |
| 348 | " js 1b \n\t" |
| 349 | : "+a" (len) |
| 350 | : "r" (blk1a - len), "r" (blk1b - len), "r" (blk2 - len), |
| 351 | "r" (stride)); |
| 352 | } |
| 353 | |
| 354 | static inline void sad8_4_mmx(uint8_t *blk1, uint8_t *blk2, |
| 355 | ptrdiff_t stride, int h) |
| 356 | { |
| 357 | x86_reg len = -stride * h; |
| 358 | __asm__ volatile ( |
| 359 | "movq (%1, %%"REG_a"), %%mm0 \n\t" |
| 360 | "movq 1(%1, %%"REG_a"), %%mm2 \n\t" |
| 361 | "movq %%mm0, %%mm1 \n\t" |
| 362 | "movq %%mm2, %%mm3 \n\t" |
| 363 | "punpcklbw %%mm7, %%mm0 \n\t" |
| 364 | "punpckhbw %%mm7, %%mm1 \n\t" |
| 365 | "punpcklbw %%mm7, %%mm2 \n\t" |
| 366 | "punpckhbw %%mm7, %%mm3 \n\t" |
| 367 | "paddw %%mm2, %%mm0 \n\t" |
| 368 | "paddw %%mm3, %%mm1 \n\t" |
| 369 | ".p2align 4 \n\t" |
| 370 | "1: \n\t" |
| 371 | "movq (%2, %%"REG_a"), %%mm2 \n\t" |
| 372 | "movq 1(%2, %%"REG_a"), %%mm4 \n\t" |
| 373 | "movq %%mm2, %%mm3 \n\t" |
| 374 | "movq %%mm4, %%mm5 \n\t" |
| 375 | "punpcklbw %%mm7, %%mm2 \n\t" |
| 376 | "punpckhbw %%mm7, %%mm3 \n\t" |
| 377 | "punpcklbw %%mm7, %%mm4 \n\t" |
| 378 | "punpckhbw %%mm7, %%mm5 \n\t" |
| 379 | "paddw %%mm4, %%mm2 \n\t" |
| 380 | "paddw %%mm5, %%mm3 \n\t" |
| 381 | "movq %5, %%mm5 \n\t" |
| 382 | "paddw %%mm2, %%mm0 \n\t" |
| 383 | "paddw %%mm3, %%mm1 \n\t" |
| 384 | "paddw %%mm5, %%mm0 \n\t" |
| 385 | "paddw %%mm5, %%mm1 \n\t" |
| 386 | "movq (%3, %%"REG_a"), %%mm4 \n\t" |
| 387 | "movq (%3, %%"REG_a"), %%mm5 \n\t" |
| 388 | "psrlw $2, %%mm0 \n\t" |
| 389 | "psrlw $2, %%mm1 \n\t" |
| 390 | "packuswb %%mm1, %%mm0 \n\t" |
| 391 | "psubusb %%mm0, %%mm4 \n\t" |
| 392 | "psubusb %%mm5, %%mm0 \n\t" |
| 393 | "por %%mm4, %%mm0 \n\t" |
| 394 | "movq %%mm0, %%mm4 \n\t" |
| 395 | "punpcklbw %%mm7, %%mm0 \n\t" |
| 396 | "punpckhbw %%mm7, %%mm4 \n\t" |
| 397 | "paddw %%mm0, %%mm6 \n\t" |
| 398 | "paddw %%mm4, %%mm6 \n\t" |
| 399 | "movq %%mm2, %%mm0 \n\t" |
| 400 | "movq %%mm3, %%mm1 \n\t" |
| 401 | "add %4, %%"REG_a" \n\t" |
| 402 | " js 1b \n\t" |
| 403 | : "+a" (len) |
| 404 | : "r" (blk1 - len), "r" (blk1 - len + stride), "r" (blk2 - len), |
| 405 | "r" (stride), "m" (round_tab[2])); |
| 406 | } |
| 407 | |
| 408 | static inline int sum_mmx(void) |
| 409 | { |
| 410 | int ret; |
| 411 | __asm__ volatile ( |
| 412 | "movq %%mm6, %%mm0 \n\t" |
| 413 | "psrlq $32, %%mm6 \n\t" |
| 414 | "paddw %%mm0, %%mm6 \n\t" |
| 415 | "movq %%mm6, %%mm0 \n\t" |
| 416 | "psrlq $16, %%mm6 \n\t" |
| 417 | "paddw %%mm0, %%mm6 \n\t" |
| 418 | "movd %%mm6, %0 \n\t" |
| 419 | : "=r" (ret)); |
| 420 | return ret & 0xFFFF; |
| 421 | } |
| 422 | |
| 423 | static inline void sad8_x2a_mmx(uint8_t *blk1, uint8_t *blk2, |
| 424 | ptrdiff_t stride, int h) |
| 425 | { |
| 426 | sad8_2_mmx(blk1, blk1 + 1, blk2, stride, h); |
| 427 | } |
| 428 | |
| 429 | static inline void sad8_y2a_mmx(uint8_t *blk1, uint8_t *blk2, |
| 430 | ptrdiff_t stride, int h) |
| 431 | { |
| 432 | sad8_2_mmx(blk1, blk1 + stride, blk2, stride, h); |
| 433 | } |
| 434 | |
| 435 | #define PIX_SAD(suf) \ |
| 436 | static int sad8_ ## suf(MpegEncContext *v, uint8_t *blk2, \ |
| 437 | uint8_t *blk1, ptrdiff_t stride, int h) \ |
| 438 | { \ |
| 439 | av_assert2(h == 8); \ |
| 440 | __asm__ volatile ( \ |
| 441 | "pxor %%mm7, %%mm7 \n\t" \ |
| 442 | "pxor %%mm6, %%mm6 \n\t" \ |
| 443 | :); \ |
| 444 | \ |
| 445 | sad8_1_ ## suf(blk1, blk2, stride, 8); \ |
| 446 | \ |
| 447 | return sum_ ## suf(); \ |
| 448 | } \ |
| 449 | \ |
| 450 | static int sad8_x2_ ## suf(MpegEncContext *v, uint8_t *blk2, \ |
| 451 | uint8_t *blk1, ptrdiff_t stride, int h) \ |
| 452 | { \ |
| 453 | av_assert2(h == 8); \ |
| 454 | __asm__ volatile ( \ |
| 455 | "pxor %%mm7, %%mm7 \n\t" \ |
| 456 | "pxor %%mm6, %%mm6 \n\t" \ |
| 457 | "movq %0, %%mm5 \n\t" \ |
| 458 | :: "m" (round_tab[1])); \ |
| 459 | \ |
| 460 | sad8_x2a_ ## suf(blk1, blk2, stride, 8); \ |
| 461 | \ |
| 462 | return sum_ ## suf(); \ |
| 463 | } \ |
| 464 | \ |
| 465 | static int sad8_y2_ ## suf(MpegEncContext *v, uint8_t *blk2, \ |
| 466 | uint8_t *blk1, ptrdiff_t stride, int h) \ |
| 467 | { \ |
| 468 | av_assert2(h == 8); \ |
| 469 | __asm__ volatile ( \ |
| 470 | "pxor %%mm7, %%mm7 \n\t" \ |
| 471 | "pxor %%mm6, %%mm6 \n\t" \ |
| 472 | "movq %0, %%mm5 \n\t" \ |
| 473 | :: "m" (round_tab[1])); \ |
| 474 | \ |
| 475 | sad8_y2a_ ## suf(blk1, blk2, stride, 8); \ |
| 476 | \ |
| 477 | return sum_ ## suf(); \ |
| 478 | } \ |
| 479 | \ |
| 480 | static int sad8_xy2_ ## suf(MpegEncContext *v, uint8_t *blk2, \ |
| 481 | uint8_t *blk1, ptrdiff_t stride, int h) \ |
| 482 | { \ |
| 483 | av_assert2(h == 8); \ |
| 484 | __asm__ volatile ( \ |
| 485 | "pxor %%mm7, %%mm7 \n\t" \ |
| 486 | "pxor %%mm6, %%mm6 \n\t" \ |
| 487 | ::); \ |
| 488 | \ |
| 489 | sad8_4_ ## suf(blk1, blk2, stride, 8); \ |
| 490 | \ |
| 491 | return sum_ ## suf(); \ |
| 492 | } \ |
| 493 | \ |
| 494 | static int sad16_ ## suf(MpegEncContext *v, uint8_t *blk2, \ |
| 495 | uint8_t *blk1, ptrdiff_t stride, int h) \ |
| 496 | { \ |
| 497 | __asm__ volatile ( \ |
| 498 | "pxor %%mm7, %%mm7 \n\t" \ |
| 499 | "pxor %%mm6, %%mm6 \n\t" \ |
| 500 | :); \ |
| 501 | \ |
| 502 | sad8_1_ ## suf(blk1, blk2, stride, h); \ |
| 503 | sad8_1_ ## suf(blk1 + 8, blk2 + 8, stride, h); \ |
| 504 | \ |
| 505 | return sum_ ## suf(); \ |
| 506 | } \ |
| 507 | \ |
| 508 | static int sad16_x2_ ## suf(MpegEncContext *v, uint8_t *blk2, \ |
| 509 | uint8_t *blk1, ptrdiff_t stride, int h) \ |
| 510 | { \ |
| 511 | __asm__ volatile ( \ |
| 512 | "pxor %%mm7, %%mm7 \n\t" \ |
| 513 | "pxor %%mm6, %%mm6 \n\t" \ |
| 514 | "movq %0, %%mm5 \n\t" \ |
| 515 | :: "m" (round_tab[1])); \ |
| 516 | \ |
| 517 | sad8_x2a_ ## suf(blk1, blk2, stride, h); \ |
| 518 | sad8_x2a_ ## suf(blk1 + 8, blk2 + 8, stride, h); \ |
| 519 | \ |
| 520 | return sum_ ## suf(); \ |
| 521 | } \ |
| 522 | \ |
| 523 | static int sad16_y2_ ## suf(MpegEncContext *v, uint8_t *blk2, \ |
| 524 | uint8_t *blk1, ptrdiff_t stride, int h) \ |
| 525 | { \ |
| 526 | __asm__ volatile ( \ |
| 527 | "pxor %%mm7, %%mm7 \n\t" \ |
| 528 | "pxor %%mm6, %%mm6 \n\t" \ |
| 529 | "movq %0, %%mm5 \n\t" \ |
| 530 | :: "m" (round_tab[1])); \ |
| 531 | \ |
| 532 | sad8_y2a_ ## suf(blk1, blk2, stride, h); \ |
| 533 | sad8_y2a_ ## suf(blk1 + 8, blk2 + 8, stride, h); \ |
| 534 | \ |
| 535 | return sum_ ## suf(); \ |
| 536 | } \ |
| 537 | \ |
| 538 | static int sad16_xy2_ ## suf(MpegEncContext *v, uint8_t *blk2, \ |
| 539 | uint8_t *blk1, ptrdiff_t stride, int h) \ |
| 540 | { \ |
| 541 | __asm__ volatile ( \ |
| 542 | "pxor %%mm7, %%mm7 \n\t" \ |
| 543 | "pxor %%mm6, %%mm6 \n\t" \ |
| 544 | ::); \ |
| 545 | \ |
| 546 | sad8_4_ ## suf(blk1, blk2, stride, h); \ |
| 547 | sad8_4_ ## suf(blk1 + 8, blk2 + 8, stride, h); \ |
| 548 | \ |
| 549 | return sum_ ## suf(); \ |
| 550 | } \ |
| 551 | |
| 552 | PIX_SAD(mmx) |
| 553 | |
| 554 | #endif /* HAVE_INLINE_ASM */ |
| 555 | |
| 556 | av_cold void ff_me_cmp_init_x86(MECmpContext *c, AVCodecContext *avctx) |
| 557 | { |
| 558 | int cpu_flags = av_get_cpu_flags(); |
| 559 | |
| 560 | #if HAVE_INLINE_ASM |
| 561 | if (INLINE_MMX(cpu_flags)) { |
| 562 | c->pix_abs[0][0] = sad16_mmx; |
| 563 | c->pix_abs[0][1] = sad16_x2_mmx; |
| 564 | c->pix_abs[0][2] = sad16_y2_mmx; |
| 565 | c->pix_abs[0][3] = sad16_xy2_mmx; |
| 566 | c->pix_abs[1][0] = sad8_mmx; |
| 567 | c->pix_abs[1][1] = sad8_x2_mmx; |
| 568 | c->pix_abs[1][2] = sad8_y2_mmx; |
| 569 | c->pix_abs[1][3] = sad8_xy2_mmx; |
| 570 | |
| 571 | c->sad[0] = sad16_mmx; |
| 572 | c->sad[1] = sad8_mmx; |
| 573 | |
| 574 | c->vsad[4] = vsad_intra16_mmx; |
| 575 | |
| 576 | if (!(avctx->flags & CODEC_FLAG_BITEXACT)) { |
| 577 | c->vsad[0] = vsad16_mmx; |
| 578 | } |
| 579 | } |
| 580 | |
| 581 | #endif /* HAVE_INLINE_ASM */ |
| 582 | |
| 583 | if (EXTERNAL_MMX(cpu_flags)) { |
| 584 | c->hadamard8_diff[0] = ff_hadamard8_diff16_mmx; |
| 585 | c->hadamard8_diff[1] = ff_hadamard8_diff_mmx; |
| 586 | c->sum_abs_dctelem = ff_sum_abs_dctelem_mmx; |
| 587 | c->sse[0] = ff_sse16_mmx; |
| 588 | c->sse[1] = ff_sse8_mmx; |
| 589 | #if HAVE_YASM |
| 590 | c->nsse[0] = nsse16_mmx; |
| 591 | c->nsse[1] = nsse8_mmx; |
| 592 | #endif |
| 593 | } |
| 594 | |
| 595 | if (EXTERNAL_MMXEXT(cpu_flags)) { |
| 596 | c->hadamard8_diff[0] = ff_hadamard8_diff16_mmxext; |
| 597 | c->hadamard8_diff[1] = ff_hadamard8_diff_mmxext; |
| 598 | c->sum_abs_dctelem = ff_sum_abs_dctelem_mmxext; |
| 599 | |
| 600 | c->sad[0] = ff_sad16_mmxext; |
| 601 | c->sad[1] = ff_sad8_mmxext; |
| 602 | |
| 603 | c->pix_abs[0][0] = ff_sad16_mmxext; |
| 604 | c->pix_abs[0][1] = ff_sad16_x2_mmxext; |
| 605 | c->pix_abs[0][2] = ff_sad16_y2_mmxext; |
| 606 | c->pix_abs[1][0] = ff_sad8_mmxext; |
| 607 | c->pix_abs[1][1] = ff_sad8_x2_mmxext; |
| 608 | c->pix_abs[1][2] = ff_sad8_y2_mmxext; |
| 609 | |
| 610 | c->vsad[4] = ff_vsad_intra16_mmxext; |
| 611 | c->vsad[5] = ff_vsad_intra8_mmxext; |
| 612 | |
| 613 | if (!(avctx->flags & CODEC_FLAG_BITEXACT)) { |
| 614 | c->pix_abs[0][3] = ff_sad16_approx_xy2_mmxext; |
| 615 | c->pix_abs[1][3] = ff_sad8_approx_xy2_mmxext; |
| 616 | |
| 617 | c->vsad[0] = ff_vsad16_approx_mmxext; |
| 618 | c->vsad[1] = ff_vsad8_approx_mmxext; |
| 619 | } |
| 620 | } |
| 621 | |
| 622 | if (EXTERNAL_SSE2(cpu_flags)) { |
| 623 | c->sse[0] = ff_sse16_sse2; |
| 624 | c->sum_abs_dctelem = ff_sum_abs_dctelem_sse2; |
| 625 | |
| 626 | #if HAVE_ALIGNED_STACK |
| 627 | c->hadamard8_diff[0] = ff_hadamard8_diff16_sse2; |
| 628 | c->hadamard8_diff[1] = ff_hadamard8_diff_sse2; |
| 629 | #endif |
| 630 | if (!(cpu_flags & AV_CPU_FLAG_SSE2SLOW) && avctx->codec_id != AV_CODEC_ID_SNOW) { |
| 631 | c->sad[0] = ff_sad16_sse2; |
| 632 | c->pix_abs[0][0] = ff_sad16_sse2; |
| 633 | c->pix_abs[0][1] = ff_sad16_x2_sse2; |
| 634 | c->pix_abs[0][2] = ff_sad16_y2_sse2; |
| 635 | |
| 636 | c->vsad[4] = ff_vsad_intra16_sse2; |
| 637 | if (!(avctx->flags & CODEC_FLAG_BITEXACT)) { |
| 638 | c->pix_abs[0][3] = ff_sad16_approx_xy2_sse2; |
| 639 | c->vsad[0] = ff_vsad16_approx_sse2; |
| 640 | } |
| 641 | } |
| 642 | } |
| 643 | |
| 644 | if (EXTERNAL_SSSE3(cpu_flags)) { |
| 645 | c->sum_abs_dctelem = ff_sum_abs_dctelem_ssse3; |
| 646 | #if HAVE_ALIGNED_STACK |
| 647 | c->hadamard8_diff[0] = ff_hadamard8_diff16_ssse3; |
| 648 | c->hadamard8_diff[1] = ff_hadamard8_diff_ssse3; |
| 649 | #endif |
| 650 | } |
| 651 | } |