| 1 | /* |
| 2 | * Copyright (c) 2012 |
| 3 | * MIPS Technologies, Inc., California. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * 1. Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in the |
| 12 | * documentation and/or other materials provided with the distribution. |
| 13 | * 3. Neither the name of the MIPS Technologies, Inc., nor the names of its |
| 14 | * contributors may be used to endorse or promote products derived from |
| 15 | * this software without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE MIPS TECHNOLOGIES, INC. ``AS IS'' AND |
| 18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE MIPS TECHNOLOGIES, INC. BE LIABLE |
| 21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 27 | * SUCH DAMAGE. |
| 28 | * |
| 29 | * Authors: Darko Laus (darko@mips.com) |
| 30 | * Djordje Pesut (djordje@mips.com) |
| 31 | * Mirjana Vulin (mvulin@mips.com) |
| 32 | * |
| 33 | * This file is part of FFmpeg. |
| 34 | * |
| 35 | * FFmpeg is free software; you can redistribute it and/or |
| 36 | * modify it under the terms of the GNU Lesser General Public |
| 37 | * License as published by the Free Software Foundation; either |
| 38 | * version 2.1 of the License, or (at your option) any later version. |
| 39 | * |
| 40 | * FFmpeg is distributed in the hope that it will be useful, |
| 41 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 42 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 43 | * Lesser General Public License for more details. |
| 44 | * |
| 45 | * You should have received a copy of the GNU Lesser General Public |
| 46 | * License along with FFmpeg; if not, write to the Free Software |
| 47 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 48 | */ |
| 49 | |
| 50 | /** |
| 51 | * @file |
| 52 | * Reference: libavcodec/aacdec.c |
| 53 | */ |
| 54 | |
| 55 | #include "libavcodec/aac.h" |
| 56 | #include "aacdec_mips.h" |
| 57 | #include "libavcodec/aactab.h" |
| 58 | #include "libavcodec/sinewin.h" |
| 59 | |
| 60 | #if HAVE_INLINE_ASM |
| 61 | static av_always_inline int lcg_random(unsigned previous_val) |
| 62 | { |
| 63 | union { unsigned u; int s; } v = { previous_val * 1664525u + 1013904223 }; |
| 64 | return v.s; |
| 65 | } |
| 66 | |
| 67 | static void imdct_and_windowing_mips(AACContext *ac, SingleChannelElement *sce) |
| 68 | { |
| 69 | IndividualChannelStream *ics = &sce->ics; |
| 70 | float *in = sce->coeffs; |
| 71 | float *out = sce->ret; |
| 72 | float *saved = sce->saved; |
| 73 | const float *swindow = ics->use_kb_window[0] ? ff_aac_kbd_short_128 : ff_sine_128; |
| 74 | const float *lwindow_prev = ics->use_kb_window[1] ? ff_aac_kbd_long_1024 : ff_sine_1024; |
| 75 | const float *swindow_prev = ics->use_kb_window[1] ? ff_aac_kbd_short_128 : ff_sine_128; |
| 76 | float *buf = ac->buf_mdct; |
| 77 | int i; |
| 78 | |
| 79 | if (ics->window_sequence[0] == EIGHT_SHORT_SEQUENCE) { |
| 80 | for (i = 0; i < 1024; i += 128) |
| 81 | ac->mdct_small.imdct_half(&ac->mdct_small, buf + i, in + i); |
| 82 | } else |
| 83 | ac->mdct.imdct_half(&ac->mdct, buf, in); |
| 84 | |
| 85 | /* window overlapping |
| 86 | * NOTE: To simplify the overlapping code, all 'meaningless' short to long |
| 87 | * and long to short transitions are considered to be short to short |
| 88 | * transitions. This leaves just two cases (long to long and short to short) |
| 89 | * with a little special sauce for EIGHT_SHORT_SEQUENCE. |
| 90 | */ |
| 91 | if ((ics->window_sequence[1] == ONLY_LONG_SEQUENCE || ics->window_sequence[1] == LONG_STOP_SEQUENCE) && |
| 92 | (ics->window_sequence[0] == ONLY_LONG_SEQUENCE || ics->window_sequence[0] == LONG_START_SEQUENCE)) { |
| 93 | ac->fdsp->vector_fmul_window( out, saved, buf, lwindow_prev, 512); |
| 94 | } else { |
| 95 | { |
| 96 | float *buf1 = saved; |
| 97 | float *buf2 = out; |
| 98 | int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; |
| 99 | int loop_end; |
| 100 | |
| 101 | /* loop unrolled 8 times */ |
| 102 | __asm__ volatile ( |
| 103 | ".set push \n\t" |
| 104 | ".set noreorder \n\t" |
| 105 | "addiu %[loop_end], %[src], 1792 \n\t" |
| 106 | "1: \n\t" |
| 107 | "lw %[temp0], 0(%[src]) \n\t" |
| 108 | "lw %[temp1], 4(%[src]) \n\t" |
| 109 | "lw %[temp2], 8(%[src]) \n\t" |
| 110 | "lw %[temp3], 12(%[src]) \n\t" |
| 111 | "lw %[temp4], 16(%[src]) \n\t" |
| 112 | "lw %[temp5], 20(%[src]) \n\t" |
| 113 | "lw %[temp6], 24(%[src]) \n\t" |
| 114 | "lw %[temp7], 28(%[src]) \n\t" |
| 115 | "addiu %[src], %[src], 32 \n\t" |
| 116 | "sw %[temp0], 0(%[dst]) \n\t" |
| 117 | "sw %[temp1], 4(%[dst]) \n\t" |
| 118 | "sw %[temp2], 8(%[dst]) \n\t" |
| 119 | "sw %[temp3], 12(%[dst]) \n\t" |
| 120 | "sw %[temp4], 16(%[dst]) \n\t" |
| 121 | "sw %[temp5], 20(%[dst]) \n\t" |
| 122 | "sw %[temp6], 24(%[dst]) \n\t" |
| 123 | "sw %[temp7], 28(%[dst]) \n\t" |
| 124 | "bne %[src], %[loop_end], 1b \n\t" |
| 125 | " addiu %[dst], %[dst], 32 \n\t" |
| 126 | ".set pop \n\t" |
| 127 | |
| 128 | : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), |
| 129 | [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), |
| 130 | [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), |
| 131 | [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), |
| 132 | [loop_end]"=&r"(loop_end), [src]"+r"(buf1), |
| 133 | [dst]"+r"(buf2) |
| 134 | : |
| 135 | : "memory" |
| 136 | ); |
| 137 | } |
| 138 | |
| 139 | if (ics->window_sequence[0] == EIGHT_SHORT_SEQUENCE) { |
| 140 | { |
| 141 | float wi; |
| 142 | float wj; |
| 143 | int i; |
| 144 | float temp0, temp1, temp2, temp3; |
| 145 | float *dst0 = out + 448 + 0*128; |
| 146 | float *dst1 = dst0 + 64 + 63; |
| 147 | float *dst2 = saved + 63; |
| 148 | float *win0 = (float*)swindow; |
| 149 | float *win1 = win0 + 64 + 63; |
| 150 | float *win0_prev = (float*)swindow_prev; |
| 151 | float *win1_prev = win0_prev + 64 + 63; |
| 152 | float *src0_prev = saved + 448; |
| 153 | float *src1_prev = buf + 0*128 + 63; |
| 154 | float *src0 = buf + 0*128 + 64; |
| 155 | float *src1 = buf + 1*128 + 63; |
| 156 | |
| 157 | for(i = 0; i < 64; i++) |
| 158 | { |
| 159 | temp0 = src0_prev[0]; |
| 160 | temp1 = src1_prev[0]; |
| 161 | wi = *win0_prev; |
| 162 | wj = *win1_prev; |
| 163 | temp2 = src0[0]; |
| 164 | temp3 = src1[0]; |
| 165 | dst0[0] = temp0 * wj - temp1 * wi; |
| 166 | dst1[0] = temp0 * wi + temp1 * wj; |
| 167 | |
| 168 | wi = *win0; |
| 169 | wj = *win1; |
| 170 | |
| 171 | temp0 = src0[128]; |
| 172 | temp1 = src1[128]; |
| 173 | dst0[128] = temp2 * wj - temp3 * wi; |
| 174 | dst1[128] = temp2 * wi + temp3 * wj; |
| 175 | |
| 176 | temp2 = src0[256]; |
| 177 | temp3 = src1[256]; |
| 178 | dst0[256] = temp0 * wj - temp1 * wi; |
| 179 | dst1[256] = temp0 * wi + temp1 * wj; |
| 180 | dst0[384] = temp2 * wj - temp3 * wi; |
| 181 | dst1[384] = temp2 * wi + temp3 * wj; |
| 182 | |
| 183 | temp0 = src0[384]; |
| 184 | temp1 = src1[384]; |
| 185 | dst0[512] = temp0 * wj - temp1 * wi; |
| 186 | dst2[0] = temp0 * wi + temp1 * wj; |
| 187 | |
| 188 | src0++; |
| 189 | src1--; |
| 190 | src0_prev++; |
| 191 | src1_prev--; |
| 192 | win0++; |
| 193 | win1--; |
| 194 | win0_prev++; |
| 195 | win1_prev--; |
| 196 | dst0++; |
| 197 | dst1--; |
| 198 | dst2--; |
| 199 | } |
| 200 | } |
| 201 | } else { |
| 202 | ac->fdsp->vector_fmul_window(out + 448, saved + 448, buf, swindow_prev, 64); |
| 203 | { |
| 204 | float *buf1 = buf + 64; |
| 205 | float *buf2 = out + 576; |
| 206 | int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; |
| 207 | int loop_end; |
| 208 | |
| 209 | /* loop unrolled 8 times */ |
| 210 | __asm__ volatile ( |
| 211 | ".set push \n\t" |
| 212 | ".set noreorder \n\t" |
| 213 | "addiu %[loop_end], %[src], 1792 \n\t" |
| 214 | "1: \n\t" |
| 215 | "lw %[temp0], 0(%[src]) \n\t" |
| 216 | "lw %[temp1], 4(%[src]) \n\t" |
| 217 | "lw %[temp2], 8(%[src]) \n\t" |
| 218 | "lw %[temp3], 12(%[src]) \n\t" |
| 219 | "lw %[temp4], 16(%[src]) \n\t" |
| 220 | "lw %[temp5], 20(%[src]) \n\t" |
| 221 | "lw %[temp6], 24(%[src]) \n\t" |
| 222 | "lw %[temp7], 28(%[src]) \n\t" |
| 223 | "addiu %[src], %[src], 32 \n\t" |
| 224 | "sw %[temp0], 0(%[dst]) \n\t" |
| 225 | "sw %[temp1], 4(%[dst]) \n\t" |
| 226 | "sw %[temp2], 8(%[dst]) \n\t" |
| 227 | "sw %[temp3], 12(%[dst]) \n\t" |
| 228 | "sw %[temp4], 16(%[dst]) \n\t" |
| 229 | "sw %[temp5], 20(%[dst]) \n\t" |
| 230 | "sw %[temp6], 24(%[dst]) \n\t" |
| 231 | "sw %[temp7], 28(%[dst]) \n\t" |
| 232 | "bne %[src], %[loop_end], 1b \n\t" |
| 233 | " addiu %[dst], %[dst], 32 \n\t" |
| 234 | ".set pop \n\t" |
| 235 | |
| 236 | : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), |
| 237 | [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), |
| 238 | [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), |
| 239 | [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), |
| 240 | [loop_end]"=&r"(loop_end), [src]"+r"(buf1), |
| 241 | [dst]"+r"(buf2) |
| 242 | : |
| 243 | : "memory" |
| 244 | ); |
| 245 | } |
| 246 | } |
| 247 | } |
| 248 | |
| 249 | // buffer update |
| 250 | if (ics->window_sequence[0] == EIGHT_SHORT_SEQUENCE) { |
| 251 | ac->fdsp->vector_fmul_window(saved + 64, buf + 4*128 + 64, buf + 5*128, swindow, 64); |
| 252 | ac->fdsp->vector_fmul_window(saved + 192, buf + 5*128 + 64, buf + 6*128, swindow, 64); |
| 253 | ac->fdsp->vector_fmul_window(saved + 320, buf + 6*128 + 64, buf + 7*128, swindow, 64); |
| 254 | { |
| 255 | float *buf1 = buf + 7*128 + 64; |
| 256 | float *buf2 = saved + 448; |
| 257 | int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; |
| 258 | int loop_end; |
| 259 | |
| 260 | /* loop unrolled 8 times */ |
| 261 | __asm__ volatile ( |
| 262 | ".set push \n\t" |
| 263 | ".set noreorder \n\t" |
| 264 | "addiu %[loop_end], %[src], 256 \n\t" |
| 265 | "1: \n\t" |
| 266 | "lw %[temp0], 0(%[src]) \n\t" |
| 267 | "lw %[temp1], 4(%[src]) \n\t" |
| 268 | "lw %[temp2], 8(%[src]) \n\t" |
| 269 | "lw %[temp3], 12(%[src]) \n\t" |
| 270 | "lw %[temp4], 16(%[src]) \n\t" |
| 271 | "lw %[temp5], 20(%[src]) \n\t" |
| 272 | "lw %[temp6], 24(%[src]) \n\t" |
| 273 | "lw %[temp7], 28(%[src]) \n\t" |
| 274 | "addiu %[src], %[src], 32 \n\t" |
| 275 | "sw %[temp0], 0(%[dst]) \n\t" |
| 276 | "sw %[temp1], 4(%[dst]) \n\t" |
| 277 | "sw %[temp2], 8(%[dst]) \n\t" |
| 278 | "sw %[temp3], 12(%[dst]) \n\t" |
| 279 | "sw %[temp4], 16(%[dst]) \n\t" |
| 280 | "sw %[temp5], 20(%[dst]) \n\t" |
| 281 | "sw %[temp6], 24(%[dst]) \n\t" |
| 282 | "sw %[temp7], 28(%[dst]) \n\t" |
| 283 | "bne %[src], %[loop_end], 1b \n\t" |
| 284 | " addiu %[dst], %[dst], 32 \n\t" |
| 285 | ".set pop \n\t" |
| 286 | |
| 287 | : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), |
| 288 | [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), |
| 289 | [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), |
| 290 | [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), |
| 291 | [loop_end]"=&r"(loop_end), [src]"+r"(buf1), |
| 292 | [dst]"+r"(buf2) |
| 293 | : |
| 294 | : "memory" |
| 295 | ); |
| 296 | } |
| 297 | } else if (ics->window_sequence[0] == LONG_START_SEQUENCE) { |
| 298 | float *buf1 = buf + 512; |
| 299 | float *buf2 = saved; |
| 300 | int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; |
| 301 | int loop_end; |
| 302 | |
| 303 | /* loop unrolled 8 times */ |
| 304 | __asm__ volatile ( |
| 305 | ".set push \n\t" |
| 306 | ".set noreorder \n\t" |
| 307 | "addiu %[loop_end], %[src], 1792 \n\t" |
| 308 | "1: \n\t" |
| 309 | "lw %[temp0], 0(%[src]) \n\t" |
| 310 | "lw %[temp1], 4(%[src]) \n\t" |
| 311 | "lw %[temp2], 8(%[src]) \n\t" |
| 312 | "lw %[temp3], 12(%[src]) \n\t" |
| 313 | "lw %[temp4], 16(%[src]) \n\t" |
| 314 | "lw %[temp5], 20(%[src]) \n\t" |
| 315 | "lw %[temp6], 24(%[src]) \n\t" |
| 316 | "lw %[temp7], 28(%[src]) \n\t" |
| 317 | "addiu %[src], %[src], 32 \n\t" |
| 318 | "sw %[temp0], 0(%[dst]) \n\t" |
| 319 | "sw %[temp1], 4(%[dst]) \n\t" |
| 320 | "sw %[temp2], 8(%[dst]) \n\t" |
| 321 | "sw %[temp3], 12(%[dst]) \n\t" |
| 322 | "sw %[temp4], 16(%[dst]) \n\t" |
| 323 | "sw %[temp5], 20(%[dst]) \n\t" |
| 324 | "sw %[temp6], 24(%[dst]) \n\t" |
| 325 | "sw %[temp7], 28(%[dst]) \n\t" |
| 326 | "bne %[src], %[loop_end], 1b \n\t" |
| 327 | " addiu %[dst], %[dst], 32 \n\t" |
| 328 | ".set pop \n\t" |
| 329 | |
| 330 | : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), |
| 331 | [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), |
| 332 | [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), |
| 333 | [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), |
| 334 | [loop_end]"=&r"(loop_end), [src]"+r"(buf1), |
| 335 | [dst]"+r"(buf2) |
| 336 | : |
| 337 | : "memory" |
| 338 | ); |
| 339 | { |
| 340 | float *buf1 = buf + 7*128 + 64; |
| 341 | float *buf2 = saved + 448; |
| 342 | int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; |
| 343 | int loop_end; |
| 344 | |
| 345 | /* loop unrolled 8 times */ |
| 346 | __asm__ volatile ( |
| 347 | ".set push \n\t" |
| 348 | ".set noreorder \n\t" |
| 349 | "addiu %[loop_end], %[src], 256 \n\t" |
| 350 | "1: \n\t" |
| 351 | "lw %[temp0], 0(%[src]) \n\t" |
| 352 | "lw %[temp1], 4(%[src]) \n\t" |
| 353 | "lw %[temp2], 8(%[src]) \n\t" |
| 354 | "lw %[temp3], 12(%[src]) \n\t" |
| 355 | "lw %[temp4], 16(%[src]) \n\t" |
| 356 | "lw %[temp5], 20(%[src]) \n\t" |
| 357 | "lw %[temp6], 24(%[src]) \n\t" |
| 358 | "lw %[temp7], 28(%[src]) \n\t" |
| 359 | "addiu %[src], %[src], 32 \n\t" |
| 360 | "sw %[temp0], 0(%[dst]) \n\t" |
| 361 | "sw %[temp1], 4(%[dst]) \n\t" |
| 362 | "sw %[temp2], 8(%[dst]) \n\t" |
| 363 | "sw %[temp3], 12(%[dst]) \n\t" |
| 364 | "sw %[temp4], 16(%[dst]) \n\t" |
| 365 | "sw %[temp5], 20(%[dst]) \n\t" |
| 366 | "sw %[temp6], 24(%[dst]) \n\t" |
| 367 | "sw %[temp7], 28(%[dst]) \n\t" |
| 368 | "bne %[src], %[loop_end], 1b \n\t" |
| 369 | " addiu %[dst], %[dst], 32 \n\t" |
| 370 | ".set pop \n\t" |
| 371 | |
| 372 | : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), |
| 373 | [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), |
| 374 | [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), |
| 375 | [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), |
| 376 | [loop_end]"=&r"(loop_end), [src]"+r"(buf1), |
| 377 | [dst]"+r"(buf2) |
| 378 | : |
| 379 | : "memory" |
| 380 | ); |
| 381 | } |
| 382 | } else { // LONG_STOP or ONLY_LONG |
| 383 | float *buf1 = buf + 512; |
| 384 | float *buf2 = saved; |
| 385 | int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; |
| 386 | int loop_end; |
| 387 | |
| 388 | /* loop unrolled 8 times */ |
| 389 | __asm__ volatile ( |
| 390 | ".set push \n\t" |
| 391 | ".set noreorder \n\t" |
| 392 | "addiu %[loop_end], %[src], 2048 \n\t" |
| 393 | "1: \n\t" |
| 394 | "lw %[temp0], 0(%[src]) \n\t" |
| 395 | "lw %[temp1], 4(%[src]) \n\t" |
| 396 | "lw %[temp2], 8(%[src]) \n\t" |
| 397 | "lw %[temp3], 12(%[src]) \n\t" |
| 398 | "lw %[temp4], 16(%[src]) \n\t" |
| 399 | "lw %[temp5], 20(%[src]) \n\t" |
| 400 | "lw %[temp6], 24(%[src]) \n\t" |
| 401 | "lw %[temp7], 28(%[src]) \n\t" |
| 402 | "addiu %[src], %[src], 32 \n\t" |
| 403 | "sw %[temp0], 0(%[dst]) \n\t" |
| 404 | "sw %[temp1], 4(%[dst]) \n\t" |
| 405 | "sw %[temp2], 8(%[dst]) \n\t" |
| 406 | "sw %[temp3], 12(%[dst]) \n\t" |
| 407 | "sw %[temp4], 16(%[dst]) \n\t" |
| 408 | "sw %[temp5], 20(%[dst]) \n\t" |
| 409 | "sw %[temp6], 24(%[dst]) \n\t" |
| 410 | "sw %[temp7], 28(%[dst]) \n\t" |
| 411 | "bne %[src], %[loop_end], 1b \n\t" |
| 412 | " addiu %[dst], %[dst], 32 \n\t" |
| 413 | ".set pop \n\t" |
| 414 | |
| 415 | : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), |
| 416 | [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), |
| 417 | [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), |
| 418 | [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), |
| 419 | [loop_end]"=&r"(loop_end), [src]"+r"(buf1), |
| 420 | [dst]"+r"(buf2) |
| 421 | : |
| 422 | : "memory" |
| 423 | ); |
| 424 | } |
| 425 | } |
| 426 | |
| 427 | static void apply_ltp_mips(AACContext *ac, SingleChannelElement *sce) |
| 428 | { |
| 429 | const LongTermPrediction *ltp = &sce->ics.ltp; |
| 430 | const uint16_t *offsets = sce->ics.swb_offset; |
| 431 | int i, sfb; |
| 432 | int j, k; |
| 433 | |
| 434 | if (sce->ics.window_sequence[0] != EIGHT_SHORT_SEQUENCE) { |
| 435 | float *predTime = sce->ret; |
| 436 | float *predFreq = ac->buf_mdct; |
| 437 | float *p_predTime; |
| 438 | int16_t num_samples = 2048; |
| 439 | |
| 440 | if (ltp->lag < 1024) |
| 441 | num_samples = ltp->lag + 1024; |
| 442 | j = (2048 - num_samples) >> 2; |
| 443 | k = (2048 - num_samples) & 3; |
| 444 | p_predTime = &predTime[num_samples]; |
| 445 | |
| 446 | for (i = 0; i < num_samples; i++) |
| 447 | predTime[i] = sce->ltp_state[i + 2048 - ltp->lag] * ltp->coef; |
| 448 | for (i = 0; i < j; i++) { |
| 449 | |
| 450 | /* loop unrolled 4 times */ |
| 451 | __asm__ volatile ( |
| 452 | "sw $0, 0(%[p_predTime]) \n\t" |
| 453 | "sw $0, 4(%[p_predTime]) \n\t" |
| 454 | "sw $0, 8(%[p_predTime]) \n\t" |
| 455 | "sw $0, 12(%[p_predTime]) \n\t" |
| 456 | "addiu %[p_predTime], %[p_predTime], 16 \n\t" |
| 457 | |
| 458 | : [p_predTime]"+r"(p_predTime) |
| 459 | : |
| 460 | : "memory" |
| 461 | ); |
| 462 | } |
| 463 | for (i = 0; i < k; i++) { |
| 464 | |
| 465 | __asm__ volatile ( |
| 466 | "sw $0, 0(%[p_predTime]) \n\t" |
| 467 | "addiu %[p_predTime], %[p_predTime], 4 \n\t" |
| 468 | |
| 469 | : [p_predTime]"+r"(p_predTime) |
| 470 | : |
| 471 | : "memory" |
| 472 | ); |
| 473 | } |
| 474 | |
| 475 | ac->windowing_and_mdct_ltp(ac, predFreq, predTime, &sce->ics); |
| 476 | |
| 477 | if (sce->tns.present) |
| 478 | ac->apply_tns(predFreq, &sce->tns, &sce->ics, 0); |
| 479 | |
| 480 | for (sfb = 0; sfb < FFMIN(sce->ics.max_sfb, MAX_LTP_LONG_SFB); sfb++) |
| 481 | if (ltp->used[sfb]) |
| 482 | for (i = offsets[sfb]; i < offsets[sfb + 1]; i++) |
| 483 | sce->coeffs[i] += predFreq[i]; |
| 484 | } |
| 485 | } |
| 486 | |
| 487 | #if HAVE_MIPSFPU |
| 488 | static void update_ltp_mips(AACContext *ac, SingleChannelElement *sce) |
| 489 | { |
| 490 | IndividualChannelStream *ics = &sce->ics; |
| 491 | float *saved = sce->saved; |
| 492 | float *saved_ltp = sce->coeffs; |
| 493 | const float *lwindow = ics->use_kb_window[0] ? ff_aac_kbd_long_1024 : ff_sine_1024; |
| 494 | const float *swindow = ics->use_kb_window[0] ? ff_aac_kbd_short_128 : ff_sine_128; |
| 495 | int i; |
| 496 | int loop_end, loop_end1, loop_end2; |
| 497 | float temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, temp9, temp10, temp11; |
| 498 | |
| 499 | if (ics->window_sequence[0] == EIGHT_SHORT_SEQUENCE) { |
| 500 | float *buf = saved; |
| 501 | float *buf0 = saved_ltp; |
| 502 | float *p_saved_ltp = saved_ltp + 576; |
| 503 | float *ptr1 = &saved_ltp[512]; |
| 504 | float *ptr2 = &ac->buf_mdct[1023]; |
| 505 | float *ptr3 = (float*)&swindow[63]; |
| 506 | loop_end1 = (int)(p_saved_ltp + 448); |
| 507 | |
| 508 | /* loop unrolled 8 times */ |
| 509 | __asm__ volatile ( |
| 510 | ".set push \n\t" |
| 511 | ".set noreorder \n\t" |
| 512 | "addiu %[loop_end], %[src], 2048 \n\t" |
| 513 | "1: \n\t" |
| 514 | "lw %[temp0], 0(%[src]) \n\t" |
| 515 | "lw %[temp1], 4(%[src]) \n\t" |
| 516 | "lw %[temp2], 8(%[src]) \n\t" |
| 517 | "lw %[temp3], 12(%[src]) \n\t" |
| 518 | "lw %[temp4], 16(%[src]) \n\t" |
| 519 | "lw %[temp5], 20(%[src]) \n\t" |
| 520 | "lw %[temp6], 24(%[src]) \n\t" |
| 521 | "lw %[temp7], 28(%[src]) \n\t" |
| 522 | "addiu %[src], %[src], 32 \n\t" |
| 523 | "sw %[temp0], 0(%[dst]) \n\t" |
| 524 | "sw %[temp1], 4(%[dst]) \n\t" |
| 525 | "sw %[temp2], 8(%[dst]) \n\t" |
| 526 | "sw %[temp3], 12(%[dst]) \n\t" |
| 527 | "sw %[temp4], 16(%[dst]) \n\t" |
| 528 | "sw %[temp5], 20(%[dst]) \n\t" |
| 529 | "sw %[temp6], 24(%[dst]) \n\t" |
| 530 | "sw %[temp7], 28(%[dst]) \n\t" |
| 531 | "bne %[src], %[loop_end], 1b \n\t" |
| 532 | " addiu %[dst], %[dst], 32 \n\t" |
| 533 | ".set pop \n\t" |
| 534 | |
| 535 | : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), |
| 536 | [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), |
| 537 | [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), |
| 538 | [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), |
| 539 | [loop_end]"=&r"(loop_end), [src]"+r"(buf), |
| 540 | [dst]"+r"(buf0) |
| 541 | : |
| 542 | : "memory" |
| 543 | ); |
| 544 | |
| 545 | /* loop unrolled 8 times */ |
| 546 | __asm__ volatile ( |
| 547 | "1: \n\t" |
| 548 | "sw $0, 0(%[p_saved_ltp]) \n\t" |
| 549 | "sw $0, 4(%[p_saved_ltp]) \n\t" |
| 550 | "sw $0, 8(%[p_saved_ltp]) \n\t" |
| 551 | "sw $0, 12(%[p_saved_ltp]) \n\t" |
| 552 | "sw $0, 16(%[p_saved_ltp]) \n\t" |
| 553 | "sw $0, 20(%[p_saved_ltp]) \n\t" |
| 554 | "sw $0, 24(%[p_saved_ltp]) \n\t" |
| 555 | "sw $0, 28(%[p_saved_ltp]) \n\t" |
| 556 | "addiu %[p_saved_ltp], %[p_saved_ltp], 32 \n\t" |
| 557 | "bne %[p_saved_ltp], %[loop_end1], 1b \n\t" |
| 558 | |
| 559 | : [p_saved_ltp]"+r"(p_saved_ltp) |
| 560 | : [loop_end1]"r"(loop_end1) |
| 561 | : "memory" |
| 562 | ); |
| 563 | |
| 564 | ac->fdsp->vector_fmul_reverse(saved_ltp + 448, ac->buf_mdct + 960, &swindow[64], 64); |
| 565 | for (i = 0; i < 16; i++){ |
| 566 | /* loop unrolled 4 times */ |
| 567 | __asm__ volatile ( |
| 568 | "lwc1 %[temp0], 0(%[ptr2]) \n\t" |
| 569 | "lwc1 %[temp1], -4(%[ptr2]) \n\t" |
| 570 | "lwc1 %[temp2], -8(%[ptr2]) \n\t" |
| 571 | "lwc1 %[temp3], -12(%[ptr2]) \n\t" |
| 572 | "lwc1 %[temp4], 0(%[ptr3]) \n\t" |
| 573 | "lwc1 %[temp5], -4(%[ptr3]) \n\t" |
| 574 | "lwc1 %[temp6], -8(%[ptr3]) \n\t" |
| 575 | "lwc1 %[temp7], -12(%[ptr3]) \n\t" |
| 576 | "mul.s %[temp8], %[temp0], %[temp4] \n\t" |
| 577 | "mul.s %[temp9], %[temp1], %[temp5] \n\t" |
| 578 | "mul.s %[temp10], %[temp2], %[temp6] \n\t" |
| 579 | "mul.s %[temp11], %[temp3], %[temp7] \n\t" |
| 580 | "swc1 %[temp8], 0(%[ptr1]) \n\t" |
| 581 | "swc1 %[temp9], 4(%[ptr1]) \n\t" |
| 582 | "swc1 %[temp10], 8(%[ptr1]) \n\t" |
| 583 | "swc1 %[temp11], 12(%[ptr1]) \n\t" |
| 584 | "addiu %[ptr1], %[ptr1], 16 \n\t" |
| 585 | "addiu %[ptr2], %[ptr2], -16 \n\t" |
| 586 | "addiu %[ptr3], %[ptr3], -16 \n\t" |
| 587 | |
| 588 | : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), |
| 589 | [temp2]"=&f"(temp2), [temp3]"=&f"(temp3), |
| 590 | [temp4]"=&f"(temp4), [temp5]"=&f"(temp5), |
| 591 | [temp6]"=&f"(temp6), [temp7]"=&f"(temp7), |
| 592 | [temp8]"=&f"(temp8), [temp9]"=&f"(temp9), |
| 593 | [temp10]"=&f"(temp10), [temp11]"=&f"(temp11), |
| 594 | [ptr1]"+r"(ptr1), [ptr2]"+r"(ptr2), [ptr3]"+r"(ptr3) |
| 595 | : |
| 596 | : "memory" |
| 597 | ); |
| 598 | } |
| 599 | } else if (ics->window_sequence[0] == LONG_START_SEQUENCE) { |
| 600 | float *buff0 = saved; |
| 601 | float *buff1 = saved_ltp; |
| 602 | float *ptr1 = &saved_ltp[512]; |
| 603 | float *ptr2 = &ac->buf_mdct[1023]; |
| 604 | float *ptr3 = (float*)&swindow[63]; |
| 605 | loop_end = (int)(saved + 448); |
| 606 | |
| 607 | /* loop unrolled 8 times */ |
| 608 | __asm__ volatile ( |
| 609 | ".set push \n\t" |
| 610 | ".set noreorder \n\t" |
| 611 | "1: \n\t" |
| 612 | "lw %[temp0], 0(%[src]) \n\t" |
| 613 | "lw %[temp1], 4(%[src]) \n\t" |
| 614 | "lw %[temp2], 8(%[src]) \n\t" |
| 615 | "lw %[temp3], 12(%[src]) \n\t" |
| 616 | "lw %[temp4], 16(%[src]) \n\t" |
| 617 | "lw %[temp5], 20(%[src]) \n\t" |
| 618 | "lw %[temp6], 24(%[src]) \n\t" |
| 619 | "lw %[temp7], 28(%[src]) \n\t" |
| 620 | "addiu %[src], %[src], 32 \n\t" |
| 621 | "sw %[temp0], 0(%[dst]) \n\t" |
| 622 | "sw %[temp1], 4(%[dst]) \n\t" |
| 623 | "sw %[temp2], 8(%[dst]) \n\t" |
| 624 | "sw %[temp3], 12(%[dst]) \n\t" |
| 625 | "sw %[temp4], 16(%[dst]) \n\t" |
| 626 | "sw %[temp5], 20(%[dst]) \n\t" |
| 627 | "sw %[temp6], 24(%[dst]) \n\t" |
| 628 | "sw %[temp7], 28(%[dst]) \n\t" |
| 629 | "sw $0, 2304(%[dst]) \n\t" |
| 630 | "sw $0, 2308(%[dst]) \n\t" |
| 631 | "sw $0, 2312(%[dst]) \n\t" |
| 632 | "sw $0, 2316(%[dst]) \n\t" |
| 633 | "sw $0, 2320(%[dst]) \n\t" |
| 634 | "sw $0, 2324(%[dst]) \n\t" |
| 635 | "sw $0, 2328(%[dst]) \n\t" |
| 636 | "sw $0, 2332(%[dst]) \n\t" |
| 637 | "bne %[src], %[loop_end], 1b \n\t" |
| 638 | " addiu %[dst], %[dst], 32 \n\t" |
| 639 | ".set pop \n\t" |
| 640 | |
| 641 | : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), |
| 642 | [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), |
| 643 | [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), |
| 644 | [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), |
| 645 | [src]"+r"(buff0), [dst]"+r"(buff1) |
| 646 | : [loop_end]"r"(loop_end) |
| 647 | : "memory" |
| 648 | ); |
| 649 | ac->fdsp->vector_fmul_reverse(saved_ltp + 448, ac->buf_mdct + 960, &swindow[64], 64); |
| 650 | for (i = 0; i < 16; i++){ |
| 651 | /* loop unrolled 8 times */ |
| 652 | __asm__ volatile ( |
| 653 | "lwc1 %[temp0], 0(%[ptr2]) \n\t" |
| 654 | "lwc1 %[temp1], -4(%[ptr2]) \n\t" |
| 655 | "lwc1 %[temp2], -8(%[ptr2]) \n\t" |
| 656 | "lwc1 %[temp3], -12(%[ptr2]) \n\t" |
| 657 | "lwc1 %[temp4], 0(%[ptr3]) \n\t" |
| 658 | "lwc1 %[temp5], -4(%[ptr3]) \n\t" |
| 659 | "lwc1 %[temp6], -8(%[ptr3]) \n\t" |
| 660 | "lwc1 %[temp7], -12(%[ptr3]) \n\t" |
| 661 | "mul.s %[temp8], %[temp0], %[temp4] \n\t" |
| 662 | "mul.s %[temp9], %[temp1], %[temp5] \n\t" |
| 663 | "mul.s %[temp10], %[temp2], %[temp6] \n\t" |
| 664 | "mul.s %[temp11], %[temp3], %[temp7] \n\t" |
| 665 | "swc1 %[temp8], 0(%[ptr1]) \n\t" |
| 666 | "swc1 %[temp9], 4(%[ptr1]) \n\t" |
| 667 | "swc1 %[temp10], 8(%[ptr1]) \n\t" |
| 668 | "swc1 %[temp11], 12(%[ptr1]) \n\t" |
| 669 | "addiu %[ptr1], %[ptr1], 16 \n\t" |
| 670 | "addiu %[ptr2], %[ptr2], -16 \n\t" |
| 671 | "addiu %[ptr3], %[ptr3], -16 \n\t" |
| 672 | |
| 673 | : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), |
| 674 | [temp2]"=&f"(temp2), [temp3]"=&f"(temp3), |
| 675 | [temp4]"=&f"(temp4), [temp5]"=&f"(temp5), |
| 676 | [temp6]"=&f"(temp6), [temp7]"=&f"(temp7), |
| 677 | [temp8]"=&f"(temp8), [temp9]"=&f"(temp9), |
| 678 | [temp10]"=&f"(temp10), [temp11]"=&f"(temp11), |
| 679 | [ptr1]"+r"(ptr1), [ptr2]"+r"(ptr2), [ptr3]"+r"(ptr3) |
| 680 | : |
| 681 | : "memory" |
| 682 | ); |
| 683 | } |
| 684 | } else { // LONG_STOP or ONLY_LONG |
| 685 | float *ptr1, *ptr2, *ptr3; |
| 686 | ac->fdsp->vector_fmul_reverse(saved_ltp, ac->buf_mdct + 512, &lwindow[512], 512); |
| 687 | |
| 688 | ptr1 = &saved_ltp[512]; |
| 689 | ptr2 = &ac->buf_mdct[1023]; |
| 690 | ptr3 = (float*)&lwindow[511]; |
| 691 | |
| 692 | for (i = 0; i < 512; i+=4){ |
| 693 | /* loop unrolled 4 times */ |
| 694 | __asm__ volatile ( |
| 695 | "lwc1 %[temp0], 0(%[ptr2]) \n\t" |
| 696 | "lwc1 %[temp1], -4(%[ptr2]) \n\t" |
| 697 | "lwc1 %[temp2], -8(%[ptr2]) \n\t" |
| 698 | "lwc1 %[temp3], -12(%[ptr2]) \n\t" |
| 699 | "lwc1 %[temp4], 0(%[ptr3]) \n\t" |
| 700 | "lwc1 %[temp5], -4(%[ptr3]) \n\t" |
| 701 | "lwc1 %[temp6], -8(%[ptr3]) \n\t" |
| 702 | "lwc1 %[temp7], -12(%[ptr3]) \n\t" |
| 703 | "mul.s %[temp8], %[temp0], %[temp4] \n\t" |
| 704 | "mul.s %[temp9], %[temp1], %[temp5] \n\t" |
| 705 | "mul.s %[temp10], %[temp2], %[temp6] \n\t" |
| 706 | "mul.s %[temp11], %[temp3], %[temp7] \n\t" |
| 707 | "swc1 %[temp8], 0(%[ptr1]) \n\t" |
| 708 | "swc1 %[temp9], 4(%[ptr1]) \n\t" |
| 709 | "swc1 %[temp10], 8(%[ptr1]) \n\t" |
| 710 | "swc1 %[temp11], 12(%[ptr1]) \n\t" |
| 711 | "addiu %[ptr1], %[ptr1], 16 \n\t" |
| 712 | "addiu %[ptr2], %[ptr2], -16 \n\t" |
| 713 | "addiu %[ptr3], %[ptr3], -16 \n\t" |
| 714 | |
| 715 | : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), |
| 716 | [temp2]"=&f"(temp2), [temp3]"=&f"(temp3), |
| 717 | [temp4]"=&f"(temp4), [temp5]"=&f"(temp5), |
| 718 | [temp6]"=&f"(temp6), [temp7]"=&f"(temp7), |
| 719 | [temp8]"=&f"(temp8), [temp9]"=&f"(temp9), |
| 720 | [temp10]"=&f"(temp10), [temp11]"=&f"(temp11), |
| 721 | [ptr1]"+r"(ptr1), [ptr2]"+r"(ptr2), |
| 722 | [ptr3]"+r"(ptr3) |
| 723 | : |
| 724 | : "memory" |
| 725 | ); |
| 726 | } |
| 727 | } |
| 728 | |
| 729 | { |
| 730 | float *buf1 = sce->ltp_state+1024; |
| 731 | float *buf2 = sce->ltp_state; |
| 732 | float *buf3 = sce->ret; |
| 733 | float *buf4 = sce->ltp_state+1024; |
| 734 | float *buf5 = saved_ltp; |
| 735 | float *buf6 = sce->ltp_state+2048; |
| 736 | |
| 737 | /* loops unrolled 8 times */ |
| 738 | __asm__ volatile ( |
| 739 | ".set push \n\t" |
| 740 | ".set noreorder \n\t" |
| 741 | "addiu %[loop_end], %[src], 4096 \n\t" |
| 742 | "addiu %[loop_end1], %[src1], 4096 \n\t" |
| 743 | "addiu %[loop_end2], %[src2], 4096 \n\t" |
| 744 | "1: \n\t" |
| 745 | "lw %[temp0], 0(%[src]) \n\t" |
| 746 | "lw %[temp1], 4(%[src]) \n\t" |
| 747 | "lw %[temp2], 8(%[src]) \n\t" |
| 748 | "lw %[temp3], 12(%[src]) \n\t" |
| 749 | "lw %[temp4], 16(%[src]) \n\t" |
| 750 | "lw %[temp5], 20(%[src]) \n\t" |
| 751 | "lw %[temp6], 24(%[src]) \n\t" |
| 752 | "lw %[temp7], 28(%[src]) \n\t" |
| 753 | "addiu %[src], %[src], 32 \n\t" |
| 754 | "sw %[temp0], 0(%[dst]) \n\t" |
| 755 | "sw %[temp1], 4(%[dst]) \n\t" |
| 756 | "sw %[temp2], 8(%[dst]) \n\t" |
| 757 | "sw %[temp3], 12(%[dst]) \n\t" |
| 758 | "sw %[temp4], 16(%[dst]) \n\t" |
| 759 | "sw %[temp5], 20(%[dst]) \n\t" |
| 760 | "sw %[temp6], 24(%[dst]) \n\t" |
| 761 | "sw %[temp7], 28(%[dst]) \n\t" |
| 762 | "bne %[src], %[loop_end], 1b \n\t" |
| 763 | " addiu %[dst], %[dst], 32 \n\t" |
| 764 | "2: \n\t" |
| 765 | "lw %[temp0], 0(%[src1]) \n\t" |
| 766 | "lw %[temp1], 4(%[src1]) \n\t" |
| 767 | "lw %[temp2], 8(%[src1]) \n\t" |
| 768 | "lw %[temp3], 12(%[src1]) \n\t" |
| 769 | "lw %[temp4], 16(%[src1]) \n\t" |
| 770 | "lw %[temp5], 20(%[src1]) \n\t" |
| 771 | "lw %[temp6], 24(%[src1]) \n\t" |
| 772 | "lw %[temp7], 28(%[src1]) \n\t" |
| 773 | "addiu %[src1], %[src1], 32 \n\t" |
| 774 | "sw %[temp0], 0(%[dst1]) \n\t" |
| 775 | "sw %[temp1], 4(%[dst1]) \n\t" |
| 776 | "sw %[temp2], 8(%[dst1]) \n\t" |
| 777 | "sw %[temp3], 12(%[dst1]) \n\t" |
| 778 | "sw %[temp4], 16(%[dst1]) \n\t" |
| 779 | "sw %[temp5], 20(%[dst1]) \n\t" |
| 780 | "sw %[temp6], 24(%[dst1]) \n\t" |
| 781 | "sw %[temp7], 28(%[dst1]) \n\t" |
| 782 | "bne %[src1], %[loop_end1], 2b \n\t" |
| 783 | " addiu %[dst1], %[dst1], 32 \n\t" |
| 784 | "3: \n\t" |
| 785 | "lw %[temp0], 0(%[src2]) \n\t" |
| 786 | "lw %[temp1], 4(%[src2]) \n\t" |
| 787 | "lw %[temp2], 8(%[src2]) \n\t" |
| 788 | "lw %[temp3], 12(%[src2]) \n\t" |
| 789 | "lw %[temp4], 16(%[src2]) \n\t" |
| 790 | "lw %[temp5], 20(%[src2]) \n\t" |
| 791 | "lw %[temp6], 24(%[src2]) \n\t" |
| 792 | "lw %[temp7], 28(%[src2]) \n\t" |
| 793 | "addiu %[src2], %[src2], 32 \n\t" |
| 794 | "sw %[temp0], 0(%[dst2]) \n\t" |
| 795 | "sw %[temp1], 4(%[dst2]) \n\t" |
| 796 | "sw %[temp2], 8(%[dst2]) \n\t" |
| 797 | "sw %[temp3], 12(%[dst2]) \n\t" |
| 798 | "sw %[temp4], 16(%[dst2]) \n\t" |
| 799 | "sw %[temp5], 20(%[dst2]) \n\t" |
| 800 | "sw %[temp6], 24(%[dst2]) \n\t" |
| 801 | "sw %[temp7], 28(%[dst2]) \n\t" |
| 802 | "bne %[src2], %[loop_end2], 3b \n\t" |
| 803 | " addiu %[dst2], %[dst2], 32 \n\t" |
| 804 | ".set pop \n\t" |
| 805 | |
| 806 | : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), |
| 807 | [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), |
| 808 | [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), |
| 809 | [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), |
| 810 | [loop_end]"=&r"(loop_end), [loop_end1]"=&r"(loop_end1), |
| 811 | [loop_end2]"=&r"(loop_end2), [src]"+r"(buf1), |
| 812 | [dst]"+r"(buf2), [src1]"+r"(buf3), [dst1]"+r"(buf4), |
| 813 | [src2]"+r"(buf5), [dst2]"+r"(buf6) |
| 814 | : |
| 815 | : "memory" |
| 816 | ); |
| 817 | } |
| 818 | } |
| 819 | #endif /* HAVE_MIPSFPU */ |
| 820 | #endif /* HAVE_INLINE_ASM */ |
| 821 | |
| 822 | void ff_aacdec_init_mips(AACContext *c) |
| 823 | { |
| 824 | #if HAVE_INLINE_ASM |
| 825 | c->imdct_and_windowing = imdct_and_windowing_mips; |
| 826 | c->apply_ltp = apply_ltp_mips; |
| 827 | #if HAVE_MIPSFPU |
| 828 | c->update_ltp = update_ltp_mips; |
| 829 | #endif /* HAVE_MIPSFPU */ |
| 830 | #endif /* HAVE_INLINE_ASM */ |
| 831 | } |