1;****************************************************************************** 2;* x86 optimized Format Conversion Utils 3;* Copyright (c) 2008 Loren Merritt 4;* 5;* This file is part of FFmpeg. 6;* 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. 11;* 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. 16;* 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 20;****************************************************************************** 21 22%include "libavutil/x86/x86util.asm" 23 24SECTION_TEXT 25 26%macro CVTPS2PI 2 27%if cpuflag(sse) 28 cvtps2pi %1, %2 29%elif cpuflag(3dnow) 30 pf2id %1, %2 31%endif 32%endmacro 33 34;------------------------------------------------------------------------------ 35; void ff_int32_to_float_fmul_scalar(float *dst, const int32_t *src, float mul, 36; int len); 37;------------------------------------------------------------------------------ 38%macro INT32_TO_FLOAT_FMUL_SCALAR 1 39%if UNIX64 40cglobal int32_to_float_fmul_scalar, 3, 3, %1, dst, src, len 41%else 42cglobal int32_to_float_fmul_scalar, 4, 4, %1, dst, src, mul, len 43%endif 44%if WIN64 45 SWAP 0, 2 46%elif ARCH_X86_32 47 movss m0, mulm 48%endif 49 SPLATD m0 50 shl lenq, 2 51 add srcq, lenq 52 add dstq, lenq 53 neg lenq 54.loop: 55%if cpuflag(sse2) 56 cvtdq2ps m1, [srcq+lenq ] 57 cvtdq2ps m2, [srcq+lenq+16] 58%else 59 cvtpi2ps m1, [srcq+lenq ] 60 cvtpi2ps m3, [srcq+lenq+ 8] 61 cvtpi2ps m2, [srcq+lenq+16] 62 cvtpi2ps m4, [srcq+lenq+24] 63 movlhps m1, m3 64 movlhps m2, m4 65%endif 66 mulps m1, m0 67 mulps m2, m0 68 mova [dstq+lenq ], m1 69 mova [dstq+lenq+16], m2 70 add lenq, 32 71 jl .loop 72 REP_RET 73%endmacro 74 75INIT_XMM sse 76INT32_TO_FLOAT_FMUL_SCALAR 5 77INIT_XMM sse2 78INT32_TO_FLOAT_FMUL_SCALAR 3 79 80 81;------------------------------------------------------------------------------ 82; void ff_float_to_int16(int16_t *dst, const float *src, long len); 83;------------------------------------------------------------------------------ 84%macro FLOAT_TO_INT16 1 85cglobal float_to_int16, 3, 3, %1, dst, src, len 86 add lenq, lenq 87 lea srcq, [srcq+2*lenq] 88 add dstq, lenq 89 neg lenq 90.loop: 91%if cpuflag(sse2) 92 cvtps2dq m0, [srcq+2*lenq ] 93 cvtps2dq m1, [srcq+2*lenq+16] 94 packssdw m0, m1 95 mova [dstq+lenq], m0 96%else 97 CVTPS2PI m0, [srcq+2*lenq ] 98 CVTPS2PI m1, [srcq+2*lenq+ 8] 99 CVTPS2PI m2, [srcq+2*lenq+16] 100 CVTPS2PI m3, [srcq+2*lenq+24] 101 packssdw m0, m1 102 packssdw m2, m3 103 mova [dstq+lenq ], m0 104 mova [dstq+lenq+8], m2 105%endif 106 add lenq, 16 107 js .loop 108%if mmsize == 8 109 emms 110%endif 111 REP_RET 112%endmacro 113 114INIT_XMM sse2 115FLOAT_TO_INT16 2 116INIT_MMX sse 117FLOAT_TO_INT16 0 118INIT_MMX 3dnow 119FLOAT_TO_INT16 0 120 121;------------------------------------------------------------------------------ 122; void ff_float_to_int16_step(int16_t *dst, const float *src, long len, long step); 123;------------------------------------------------------------------------------ 124%macro FLOAT_TO_INT16_STEP 1 125cglobal float_to_int16_step, 4, 7, %1, dst, src, len, step, step3, v1, v2 126 add lenq, lenq 127 lea srcq, [srcq+2*lenq] 128 lea step3q, [stepq*3] 129 neg lenq 130.loop: 131%if cpuflag(sse2) 132 cvtps2dq m0, [srcq+2*lenq ] 133 cvtps2dq m1, [srcq+2*lenq+16] 134 packssdw m0, m1 135 movd v1d, m0 136 psrldq m0, 4 137 movd v2d, m0 138 psrldq m0, 4 139 mov [dstq], v1w 140 mov [dstq+stepq*4], v2w 141 shr v1d, 16 142 shr v2d, 16 143 mov [dstq+stepq*2], v1w 144 mov [dstq+step3q*2], v2w 145 lea dstq, [dstq+stepq*8] 146 movd v1d, m0 147 psrldq m0, 4 148 movd v2d, m0 149 mov [dstq], v1w 150 mov [dstq+stepq*4], v2w 151 shr v1d, 16 152 shr v2d, 16 153 mov [dstq+stepq*2], v1w 154 mov [dstq+step3q*2], v2w 155 lea dstq, [dstq+stepq*8] 156%else 157 CVTPS2PI m0, [srcq+2*lenq ] 158 CVTPS2PI m1, [srcq+2*lenq+ 8] 159 CVTPS2PI m2, [srcq+2*lenq+16] 160 CVTPS2PI m3, [srcq+2*lenq+24] 161 packssdw m0, m1 162 packssdw m2, m3 163 movd v1d, m0 164 psrlq m0, 32 165 movd v2d, m0 166 mov [dstq], v1w 167 mov [dstq+stepq*4], v2w 168 shr v1d, 16 169 shr v2d, 16 170 mov [dstq+stepq*2], v1w 171 mov [dstq+step3q*2], v2w 172 lea dstq, [dstq+stepq*8] 173 movd v1d, m2 174 psrlq m2, 32 175 movd v2d, m2 176 mov [dstq], v1w 177 mov [dstq+stepq*4], v2w 178 shr v1d, 16 179 shr v2d, 16 180 mov [dstq+stepq*2], v1w 181 mov [dstq+step3q*2], v2w 182 lea dstq, [dstq+stepq*8] 183%endif 184 add lenq, 16 185 js .loop 186%if mmsize == 8 187 emms 188%endif 189 REP_RET 190%endmacro 191 192INIT_XMM sse2 193FLOAT_TO_INT16_STEP 2 194INIT_MMX sse 195FLOAT_TO_INT16_STEP 0 196INIT_MMX 3dnow 197FLOAT_TO_INT16_STEP 0 198 199;------------------------------------------------------------------------------- 200; void ff_float_to_int16_interleave2(int16_t *dst, const float **src, long len); 201;------------------------------------------------------------------------------- 202%macro FLOAT_TO_INT16_INTERLEAVE2 0 203cglobal float_to_int16_interleave2, 3, 4, 2, dst, src0, src1, len 204 lea lenq, [4*r2q] 205 mov src1q, [src0q+gprsize] 206 mov src0q, [src0q] 207 add dstq, lenq 208 add src0q, lenq 209 add src1q, lenq 210 neg lenq 211.loop: 212%if cpuflag(sse2) 213 cvtps2dq m0, [src0q+lenq] 214 cvtps2dq m1, [src1q+lenq] 215 packssdw m0, m1 216 movhlps m1, m0 217 punpcklwd m0, m1 218 mova [dstq+lenq], m0 219%else 220 CVTPS2PI m0, [src0q+lenq ] 221 CVTPS2PI m1, [src0q+lenq+8] 222 CVTPS2PI m2, [src1q+lenq ] 223 CVTPS2PI m3, [src1q+lenq+8] 224 packssdw m0, m1 225 packssdw m2, m3 226 mova m1, m0 227 punpcklwd m0, m2 228 punpckhwd m1, m2 229 mova [dstq+lenq ], m0 230 mova [dstq+lenq+8], m1 231%endif 232 add lenq, 16 233 js .loop 234%if mmsize == 8 235 emms 236%endif 237 REP_RET 238%endmacro 239 240INIT_MMX 3dnow 241FLOAT_TO_INT16_INTERLEAVE2 242INIT_MMX sse 243FLOAT_TO_INT16_INTERLEAVE2 244INIT_XMM sse2 245FLOAT_TO_INT16_INTERLEAVE2 246 247;----------------------------------------------------------------------------- 248; void ff_float_to_int16_interleave6(int16_t *dst, const float **src, int len) 249;----------------------------------------------------------------------------- 250%macro FLOAT_TO_INT16_INTERLEAVE6 0 251cglobal float_to_int16_interleave6, 2, 8, 0, dst, src, src1, src2, src3, src4, src5, len 252%if ARCH_X86_64 253 mov lend, r2d 254%else 255 %define lend dword r2m 256%endif 257 mov src1q, [srcq+1*gprsize] 258 mov src2q, [srcq+2*gprsize] 259 mov src3q, [srcq+3*gprsize] 260 mov src4q, [srcq+4*gprsize] 261 mov src5q, [srcq+5*gprsize] 262 mov srcq, [srcq] 263 sub src1q, srcq 264 sub src2q, srcq 265 sub src3q, srcq 266 sub src4q, srcq 267 sub src5q, srcq 268.loop: 269 CVTPS2PI mm0, [srcq] 270 CVTPS2PI mm1, [srcq+src1q] 271 CVTPS2PI mm2, [srcq+src2q] 272 CVTPS2PI mm3, [srcq+src3q] 273 CVTPS2PI mm4, [srcq+src4q] 274 CVTPS2PI mm5, [srcq+src5q] 275 packssdw mm0, mm3 276 packssdw mm1, mm4 277 packssdw mm2, mm5 278 PSWAPD mm3, mm0 279 punpcklwd mm0, mm1 280 punpckhwd mm1, mm2 281 punpcklwd mm2, mm3 282 PSWAPD mm3, mm0 283 punpckldq mm0, mm2 284 punpckhdq mm2, mm1 285 punpckldq mm1, mm3 286 movq [dstq ], mm0 287 movq [dstq+16], mm2 288 movq [dstq+ 8], mm1 289 add srcq, 8 290 add dstq, 24 291 sub lend, 2 292 jg .loop 293 emms 294 RET 295%endmacro ; FLOAT_TO_INT16_INTERLEAVE6 296 297INIT_MMX sse 298FLOAT_TO_INT16_INTERLEAVE6 299INIT_MMX 3dnow 300FLOAT_TO_INT16_INTERLEAVE6 301INIT_MMX 3dnowext 302FLOAT_TO_INT16_INTERLEAVE6 303 304;----------------------------------------------------------------------------- 305; void ff_float_interleave6(float *dst, const float **src, unsigned int len); 306;----------------------------------------------------------------------------- 307 308%macro FLOAT_INTERLEAVE6 1 309cglobal float_interleave6, 2, 8, %1, dst, src, src1, src2, src3, src4, src5, len 310%if ARCH_X86_64 311 mov lend, r2d 312%else 313 %define lend dword r2m 314%endif 315 mov src1q, [srcq+1*gprsize] 316 mov src2q, [srcq+2*gprsize] 317 mov src3q, [srcq+3*gprsize] 318 mov src4q, [srcq+4*gprsize] 319 mov src5q, [srcq+5*gprsize] 320 mov srcq, [srcq] 321 sub src1q, srcq 322 sub src2q, srcq 323 sub src3q, srcq 324 sub src4q, srcq 325 sub src5q, srcq 326.loop: 327%if cpuflag(sse) 328 movaps m0, [srcq] 329 movaps m1, [srcq+src1q] 330 movaps m2, [srcq+src2q] 331 movaps m3, [srcq+src3q] 332 movaps m4, [srcq+src4q] 333 movaps m5, [srcq+src5q] 334 335 SBUTTERFLYPS 0, 1, 6 336 SBUTTERFLYPS 2, 3, 6 337 SBUTTERFLYPS 4, 5, 6 338 339 movaps m6, m4 340 shufps m4, m0, 0xe4 341 movlhps m0, m2 342 movhlps m6, m2 343 movaps [dstq ], m0 344 movaps [dstq+16], m4 345 movaps [dstq+32], m6 346 347 movaps m6, m5 348 shufps m5, m1, 0xe4 349 movlhps m1, m3 350 movhlps m6, m3 351 movaps [dstq+48], m1 352 movaps [dstq+64], m5 353 movaps [dstq+80], m6 354%else ; mmx 355 movq m0, [srcq] 356 movq m1, [srcq+src1q] 357 movq m2, [srcq+src2q] 358 movq m3, [srcq+src3q] 359 movq m4, [srcq+src4q] 360 movq m5, [srcq+src5q] 361 362 SBUTTERFLY dq, 0, 1, 6 363 SBUTTERFLY dq, 2, 3, 6 364 SBUTTERFLY dq, 4, 5, 6 365 movq [dstq ], m0 366 movq [dstq+ 8], m2 367 movq [dstq+16], m4 368 movq [dstq+24], m1 369 movq [dstq+32], m3 370 movq [dstq+40], m5 371%endif 372 add srcq, mmsize 373 add dstq, mmsize*6 374 sub lend, mmsize/4 375 jg .loop 376%if mmsize == 8 377 emms 378%endif 379 REP_RET 380%endmacro 381 382INIT_MMX mmx 383FLOAT_INTERLEAVE6 0 384INIT_XMM sse 385FLOAT_INTERLEAVE6 7 386 387;----------------------------------------------------------------------------- 388; void ff_float_interleave2(float *dst, const float **src, unsigned int len); 389;----------------------------------------------------------------------------- 390 391%macro FLOAT_INTERLEAVE2 1 392cglobal float_interleave2, 3, 4, %1, dst, src, len, src1 393 mov src1q, [srcq+gprsize] 394 mov srcq, [srcq ] 395 sub src1q, srcq 396.loop: 397 mova m0, [srcq ] 398 mova m1, [srcq+src1q ] 399 mova m3, [srcq +mmsize] 400 mova m4, [srcq+src1q+mmsize] 401 402 mova m2, m0 403 PUNPCKLDQ m0, m1 404 PUNPCKHDQ m2, m1 405 406 mova m1, m3 407 PUNPCKLDQ m3, m4 408 PUNPCKHDQ m1, m4 409 410 mova [dstq ], m0 411 mova [dstq+1*mmsize], m2 412 mova [dstq+2*mmsize], m3 413 mova [dstq+3*mmsize], m1 414 415 add srcq, mmsize*2 416 add dstq, mmsize*4 417 sub lend, mmsize/2 418 jg .loop 419%if mmsize == 8 420 emms 421%endif 422 REP_RET 423%endmacro 424 425INIT_MMX mmx 426%define PUNPCKLDQ punpckldq 427%define PUNPCKHDQ punpckhdq 428FLOAT_INTERLEAVE2 0 429INIT_XMM sse 430%define PUNPCKLDQ unpcklps 431%define PUNPCKHDQ unpckhps 432FLOAT_INTERLEAVE2 5 433