git.sesse.net Git - ffmpeg/blob - libavcodec/x86/vc1dsp_mmx.c

   1 /*
   2  * VC-1 and WMV3 - DSP functions MMX-optimized
   3  * Copyright (c) 2007 Christophe GISQUET <christophe.gisquet@free.fr>
   4  *
   5  * Permission is hereby granted, free of charge, to any person
   6  * obtaining a copy of this software and associated documentation
   7  * files (the "Software"), to deal in the Software without
   8  * restriction, including without limitation the rights to use,
   9  * copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following
  12  * conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be
  15  * included in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  19  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  20  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  21  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  22  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  24  * OTHER DEALINGS IN THE SOFTWARE.
  25  */
  26
  27 #include "libavutil/cpu.h"
  28 #include "libavutil/mem.h"
  29 #include "libavutil/mem_internal.h"
  30 #include "libavutil/x86/asm.h"
  31 #include "libavutil/x86/cpu.h"
  32 #include "libavcodec/vc1dsp.h"
  33 #include "constants.h"
  34 #include "fpel.h"
  35 #include "vc1dsp.h"
  36
  37 #if HAVE_6REGS && HAVE_INLINE_ASM && HAVE_MMX_EXTERNAL
  38
  39 void ff_vc1_put_ver_16b_shift2_mmx(int16_t *dst,
  40                                    const uint8_t *src, x86_reg stride,
  41                                    int rnd, int64_t shift);
  42 void ff_vc1_put_hor_16b_shift2_mmx(uint8_t *dst, x86_reg stride,
  43                                    const int16_t *src, int rnd);
  44 void ff_vc1_avg_hor_16b_shift2_mmxext(uint8_t *dst, x86_reg stride,
  45                                       const int16_t *src, int rnd);
  46
  47 #define OP_PUT(S,D)
  48 #define OP_AVG(S,D) "pavgb " #S ", " #D " \n\t"
  49
  50 /** Add rounder from mm7 to mm3 and pack result at destination */
  51 #define NORMALIZE_MMX(SHIFT)                                    \
  52      "paddw     %%mm7, %%mm3           \n\t" /* +bias-r */      \
  53      "paddw     %%mm7, %%mm4           \n\t" /* +bias-r */      \
  54      "psraw     "SHIFT", %%mm3         \n\t"                    \
  55      "psraw     "SHIFT", %%mm4         \n\t"
  56
  57 #define TRANSFER_DO_PACK(OP)                    \
  58      "packuswb  %%mm4, %%mm3           \n\t"    \
  59      OP((%2), %%mm3)                            \
  60      "movq      %%mm3, (%2)            \n\t"
  61
  62 #define TRANSFER_DONT_PACK(OP)                  \
  63      OP(0(%2), %%mm3)                           \
  64      OP(8(%2), %%mm4)                           \
  65      "movq      %%mm3, 0(%2)           \n\t"    \
  66      "movq      %%mm4, 8(%2)           \n\t"
  67
  68 /** @see MSPEL_FILTER13_CORE for use as UNPACK macro */
  69 #define DO_UNPACK(reg)  "punpcklbw %%mm0, " reg "\n\t"
  70 #define DONT_UNPACK(reg)
  71
  72 /** Compute the rounder 32-r or 8-r and unpacks it to mm7 */
  73 #define LOAD_ROUNDER_MMX(ROUND)                 \
  74      "movd      "ROUND", %%mm7         \n\t"    \
  75      "punpcklwd %%mm7, %%mm7           \n\t"    \
  76      "punpckldq %%mm7, %%mm7           \n\t"
  77
  78 /**
  79  * Purely vertical or horizontal 1/2 shift interpolation.
  80  * Sacrifice mm6 for *9 factor.
  81  */
  82 #define VC1_SHIFT2(OP, OPNAME)\
  83 static void OPNAME ## vc1_shift2_mmx(uint8_t *dst, const uint8_t *src,\
  84                                      x86_reg stride, int rnd, x86_reg offset)\
  85 {\
  86     rnd = 8-rnd;\
  87     __asm__ volatile(\
  88         "mov       $8, %%"FF_REG_c"        \n\t"\
  89         LOAD_ROUNDER_MMX("%5")\
  90         "movq      "MANGLE(ff_pw_9)", %%mm6\n\t"\
  91         "1:                                \n\t"\
  92         "movd      0(%0   ), %%mm3         \n\t"\
  93         "movd      4(%0   ), %%mm4         \n\t"\
  94         "movd      0(%0,%2), %%mm1         \n\t"\
  95         "movd      4(%0,%2), %%mm2         \n\t"\
  96         "add       %2, %0                  \n\t"\
  97         "punpcklbw %%mm0, %%mm3            \n\t"\
  98         "punpcklbw %%mm0, %%mm4            \n\t"\
  99         "punpcklbw %%mm0, %%mm1            \n\t"\
 100         "punpcklbw %%mm0, %%mm2            \n\t"\
 101         "paddw     %%mm1, %%mm3            \n\t"\
 102         "paddw     %%mm2, %%mm4            \n\t"\
 103         "movd      0(%0,%3), %%mm1         \n\t"\
 104         "movd      4(%0,%3), %%mm2         \n\t"\
 105         "pmullw    %%mm6, %%mm3            \n\t" /* 0,9,9,0*/\
 106         "pmullw    %%mm6, %%mm4            \n\t" /* 0,9,9,0*/\
 107         "punpcklbw %%mm0, %%mm1            \n\t"\
 108         "punpcklbw %%mm0, %%mm2            \n\t"\
 109         "psubw     %%mm1, %%mm3            \n\t" /*-1,9,9,0*/\
 110         "psubw     %%mm2, %%mm4            \n\t" /*-1,9,9,0*/\
 111         "movd      0(%0,%2), %%mm1         \n\t"\
 112         "movd      4(%0,%2), %%mm2         \n\t"\
 113         "punpcklbw %%mm0, %%mm1            \n\t"\
 114         "punpcklbw %%mm0, %%mm2            \n\t"\
 115         "psubw     %%mm1, %%mm3            \n\t" /*-1,9,9,-1*/\
 116         "psubw     %%mm2, %%mm4            \n\t" /*-1,9,9,-1*/\
 117         NORMALIZE_MMX("$4")\
 118         "packuswb  %%mm4, %%mm3            \n\t"\
 119         OP((%1), %%mm3)\
 120         "movq      %%mm3, (%1)             \n\t"\
 121         "add       %6, %0                  \n\t"\
 122         "add       %4, %1                  \n\t"\
 123         "dec       %%"FF_REG_c"            \n\t"\
 124         "jnz 1b                            \n\t"\
 125         : "+r"(src),  "+r"(dst)\
 126         : "r"(offset), "r"(-2*offset), "g"(stride), "m"(rnd),\
 127           "g"(stride-offset)\
 128           NAMED_CONSTRAINTS_ADD(ff_pw_9)\
 129         : "%"FF_REG_c, "memory"\
 130     );\
 131 }
 132
 133 VC1_SHIFT2(OP_PUT, put_)
 134 VC1_SHIFT2(OP_AVG, avg_)
 135
 136 /**
 137  * Core of the 1/4 and 3/4 shift bicubic interpolation.
 138  *
 139  * @param UNPACK  Macro unpacking arguments from 8 to 16 bits (can be empty).
 140  * @param MOVQ    "movd 1" or "movq 2", if data read is already unpacked.
 141  * @param A1      Address of 1st tap (beware of unpacked/packed).
 142  * @param A2      Address of 2nd tap
 143  * @param A3      Address of 3rd tap
 144  * @param A4      Address of 4th tap
 145  */
 146 #define MSPEL_FILTER13_CORE(UNPACK, MOVQ, A1, A2, A3, A4)       \
 147      MOVQ "*0+"A1", %%mm1       \n\t"                           \
 148      MOVQ "*4+"A1", %%mm2       \n\t"                           \
 149      UNPACK("%%mm1")                                            \
 150      UNPACK("%%mm2")                                            \
 151      "pmullw    "MANGLE(ff_pw_3)", %%mm1\n\t"                   \
 152      "pmullw    "MANGLE(ff_pw_3)", %%mm2\n\t"                   \
 153      MOVQ "*0+"A2", %%mm3       \n\t"                           \
 154      MOVQ "*4+"A2", %%mm4       \n\t"                           \
 155      UNPACK("%%mm3")                                            \
 156      UNPACK("%%mm4")                                            \
 157      "pmullw    %%mm6, %%mm3    \n\t" /* *18 */                 \
 158      "pmullw    %%mm6, %%mm4    \n\t" /* *18 */                 \
 159      "psubw     %%mm1, %%mm3    \n\t" /* 18,-3 */               \
 160      "psubw     %%mm2, %%mm4    \n\t" /* 18,-3 */               \
 161      MOVQ "*0+"A4", %%mm1       \n\t"                           \
 162      MOVQ "*4+"A4", %%mm2       \n\t"                           \
 163      UNPACK("%%mm1")                                            \
 164      UNPACK("%%mm2")                                            \
 165      "psllw     $2, %%mm1       \n\t" /* 4* */                  \
 166      "psllw     $2, %%mm2       \n\t" /* 4* */                  \
 167      "psubw     %%mm1, %%mm3    \n\t" /* -4,18,-3 */            \
 168      "psubw     %%mm2, %%mm4    \n\t" /* -4,18,-3 */            \
 169      MOVQ "*0+"A3", %%mm1       \n\t"                           \
 170      MOVQ "*4+"A3", %%mm2       \n\t"                           \
 171      UNPACK("%%mm1")                                            \
 172      UNPACK("%%mm2")                                            \
 173      "pmullw    %%mm5, %%mm1    \n\t" /* *53 */                 \
 174      "pmullw    %%mm5, %%mm2    \n\t" /* *53 */                 \
 175      "paddw     %%mm1, %%mm3    \n\t" /* 4,53,18,-3 */          \
 176      "paddw     %%mm2, %%mm4    \n\t" /* 4,53,18,-3 */
 177
 178 /**
 179  * Macro to build the vertical 16 bits version of vc1_put_shift[13].
 180  * Here, offset=src_stride. Parameters passed A1 to A4 must use
 181  * %3 (src_stride) and %4 (3*src_stride).
 182  *
 183  * @param  NAME   Either 1 or 3
 184  * @see MSPEL_FILTER13_CORE for information on A1->A4
 185  */
 186 #define MSPEL_FILTER13_VER_16B(NAME, A1, A2, A3, A4)                    \
 187 static void                                                             \
 188 vc1_put_ver_16b_ ## NAME ## _mmx(int16_t *dst, const uint8_t *src,      \
 189                                  x86_reg src_stride,                   \
 190                                  int rnd, int64_t shift)                \
 191 {                                                                       \
 192     int h = 8;                                                          \
 193     src -= src_stride;                                                  \
 194     __asm__ volatile(                                                       \
 195         LOAD_ROUNDER_MMX("%5")                                          \
 196         "movq      "MANGLE(ff_pw_53)", %%mm5\n\t"                       \
 197         "movq      "MANGLE(ff_pw_18)", %%mm6\n\t"                       \
 198         ".p2align 3                \n\t"                                \
 199         "1:                        \n\t"                                \
 200         MSPEL_FILTER13_CORE(DO_UNPACK, "movd  1", A1, A2, A3, A4)       \
 201         NORMALIZE_MMX("%6")                                             \
 202         TRANSFER_DONT_PACK(OP_PUT)                                      \
 203         /* Last 3 (in fact 4) bytes on the line */                      \
 204         "movd      8+"A1", %%mm1   \n\t"                                \
 205         DO_UNPACK("%%mm1")                                              \
 206         "movq      %%mm1, %%mm3    \n\t"                                \
 207         "paddw     %%mm1, %%mm1    \n\t"                                \
 208         "paddw     %%mm3, %%mm1    \n\t" /* 3* */                       \
 209         "movd      8+"A2", %%mm3   \n\t"                                \
 210         DO_UNPACK("%%mm3")                                              \
 211         "pmullw    %%mm6, %%mm3    \n\t" /* *18 */                      \
 212         "psubw     %%mm1, %%mm3    \n\t" /*18,-3 */                     \
 213         "movd      8+"A3", %%mm1   \n\t"                                \
 214         DO_UNPACK("%%mm1")                                              \
 215         "pmullw    %%mm5, %%mm1    \n\t" /* *53 */                      \
 216         "paddw     %%mm1, %%mm3    \n\t" /*53,18,-3 */                  \
 217         "movd      8+"A4", %%mm1   \n\t"                                \
 218         DO_UNPACK("%%mm1")                                              \
 219         "psllw     $2, %%mm1       \n\t" /* 4* */                       \
 220         "psubw     %%mm1, %%mm3    \n\t"                                \
 221         "paddw     %%mm7, %%mm3    \n\t"                                \
 222         "psraw     %6, %%mm3       \n\t"                                \
 223         "movq      %%mm3, 16(%2)   \n\t"                                \
 224         "add       %3, %1          \n\t"                                \
 225         "add       $24, %2         \n\t"                                \
 226         "decl      %0              \n\t"                                \
 227         "jnz 1b                    \n\t"                                \
 228         : "+r"(h), "+r" (src),  "+r" (dst)                              \
 229         : "r"(src_stride), "r"(3*src_stride),                           \
 230           "m"(rnd), "m"(shift)                                          \
 231           NAMED_CONSTRAINTS_ADD(ff_pw_3,ff_pw_53,ff_pw_18)              \
 232         : "memory"                                                      \
 233     );                                                                  \
 234 }
 235
 236 /**
 237  * Macro to build the horizontal 16 bits version of vc1_put_shift[13].
 238  * Here, offset=16 bits, so parameters passed A1 to A4 should be simple.
 239  *
 240  * @param  NAME   Either 1 or 3
 241  * @see MSPEL_FILTER13_CORE for information on A1->A4
 242  */
 243 #define MSPEL_FILTER13_HOR_16B(NAME, A1, A2, A3, A4, OP, OPNAME)        \
 244 static void                                                             \
 245 OPNAME ## vc1_hor_16b_ ## NAME ## _mmx(uint8_t *dst, x86_reg stride,    \
 246                                  const int16_t *src, int rnd)           \
 247 {                                                                       \
 248     int h = 8;                                                          \
 249     src -= 1;                                                           \
 250     rnd -= (-4+58+13-3)*256; /* Add -256 bias */                        \
 251     __asm__ volatile(                                                       \
 252         LOAD_ROUNDER_MMX("%4")                                          \
 253         "movq      "MANGLE(ff_pw_18)", %%mm6   \n\t"                    \
 254         "movq      "MANGLE(ff_pw_53)", %%mm5   \n\t"                    \
 255         ".p2align 3                \n\t"                                \
 256         "1:                        \n\t"                                \
 257         MSPEL_FILTER13_CORE(DONT_UNPACK, "movq 2", A1, A2, A3, A4)      \
 258         NORMALIZE_MMX("$7")                                             \
 259         /* Remove bias */                                               \
 260         "paddw     "MANGLE(ff_pw_128)", %%mm3  \n\t"                    \
 261         "paddw     "MANGLE(ff_pw_128)", %%mm4  \n\t"                    \
 262         TRANSFER_DO_PACK(OP)                                            \
 263         "add       $24, %1         \n\t"                                \
 264         "add       %3, %2          \n\t"                                \
 265         "decl      %0              \n\t"                                \
 266         "jnz 1b                    \n\t"                                \
 267         : "+r"(h), "+r" (src),  "+r" (dst)                              \
 268         : "r"(stride), "m"(rnd)                                         \
 269           NAMED_CONSTRAINTS_ADD(ff_pw_3,ff_pw_18,ff_pw_53,ff_pw_128)    \
 270         : "memory"                                                      \
 271     );                                                                  \
 272 }
 273
 274 /**
 275  * Macro to build the 8 bits, any direction, version of vc1_put_shift[13].
 276  * Here, offset=src_stride. Parameters passed A1 to A4 must use
 277  * %3 (offset) and %4 (3*offset).
 278  *
 279  * @param  NAME   Either 1 or 3
 280  * @see MSPEL_FILTER13_CORE for information on A1->A4
 281  */
 282 #define MSPEL_FILTER13_8B(NAME, A1, A2, A3, A4, OP, OPNAME)             \
 283 static void                                                             \
 284 OPNAME ## vc1_## NAME ## _mmx(uint8_t *dst, const uint8_t *src,         \
 285                         x86_reg stride, int rnd, x86_reg offset)      \
 286 {                                                                       \
 287     int h = 8;                                                          \
 288     src -= offset;                                                      \
 289     rnd = 32-rnd;                                                       \
 290     __asm__ volatile (                                                      \
 291         LOAD_ROUNDER_MMX("%6")                                          \
 292         "movq      "MANGLE(ff_pw_53)", %%mm5       \n\t"                \
 293         "movq      "MANGLE(ff_pw_18)", %%mm6       \n\t"                \
 294         ".p2align 3                \n\t"                                \
 295         "1:                        \n\t"                                \
 296         MSPEL_FILTER13_CORE(DO_UNPACK, "movd   1", A1, A2, A3, A4)      \
 297         NORMALIZE_MMX("$6")                                             \
 298         TRANSFER_DO_PACK(OP)                                            \
 299         "add       %5, %1          \n\t"                                \
 300         "add       %5, %2          \n\t"                                \
 301         "decl      %0              \n\t"                                \
 302         "jnz 1b                    \n\t"                                \
 303         : "+r"(h), "+r" (src),  "+r" (dst)                              \
 304         : "r"(offset), "r"(3*offset), "g"(stride), "m"(rnd)             \
 305           NAMED_CONSTRAINTS_ADD(ff_pw_53,ff_pw_18,ff_pw_3)              \
 306         : "memory"                                                      \
 307     );                                                                  \
 308 }
 309
 310 /** 1/4 shift bicubic interpolation */
 311 MSPEL_FILTER13_8B     (shift1, "0(%1,%4  )", "0(%1,%3,2)", "0(%1,%3  )", "0(%1     )", OP_PUT, put_)
 312 MSPEL_FILTER13_8B     (shift1, "0(%1,%4  )", "0(%1,%3,2)", "0(%1,%3  )", "0(%1     )", OP_AVG, avg_)
 313 MSPEL_FILTER13_VER_16B(shift1, "0(%1,%4  )", "0(%1,%3,2)", "0(%1,%3  )", "0(%1     )")
 314 MSPEL_FILTER13_HOR_16B(shift1, "2*3(%1)", "2*2(%1)", "2*1(%1)", "2*0(%1)", OP_PUT, put_)
 315 MSPEL_FILTER13_HOR_16B(shift1, "2*3(%1)", "2*2(%1)", "2*1(%1)", "2*0(%1)", OP_AVG, avg_)
 316
 317 /** 3/4 shift bicubic interpolation */
 318 MSPEL_FILTER13_8B     (shift3, "0(%1     )", "0(%1,%3  )", "0(%1,%3,2)", "0(%1,%4  )", OP_PUT, put_)
 319 MSPEL_FILTER13_8B     (shift3, "0(%1     )", "0(%1,%3  )", "0(%1,%3,2)", "0(%1,%4  )", OP_AVG, avg_)
 320 MSPEL_FILTER13_VER_16B(shift3, "0(%1     )", "0(%1,%3  )", "0(%1,%3,2)", "0(%1,%4  )")
 321 MSPEL_FILTER13_HOR_16B(shift3, "2*0(%1)", "2*1(%1)", "2*2(%1)", "2*3(%1)", OP_PUT, put_)
 322 MSPEL_FILTER13_HOR_16B(shift3, "2*0(%1)", "2*1(%1)", "2*2(%1)", "2*3(%1)", OP_AVG, avg_)
 323
 324 typedef void (*vc1_mspel_mc_filter_ver_16bits)(int16_t *dst, const uint8_t *src, x86_reg src_stride, int rnd, int64_t shift);
 325 typedef void (*vc1_mspel_mc_filter_hor_16bits)(uint8_t *dst, x86_reg dst_stride, const int16_t *src, int rnd);
 326 typedef void (*vc1_mspel_mc_filter_8bits)(uint8_t *dst, const uint8_t *src, x86_reg stride, int rnd, x86_reg offset);
 327
 328 /**
 329  * Interpolate fractional pel values by applying proper vertical then
 330  * horizontal filter.
 331  *
 332  * @param  dst     Destination buffer for interpolated pels.
 333  * @param  src     Source buffer.
 334  * @param  stride  Stride for both src and dst buffers.
 335  * @param  hmode   Horizontal filter (expressed in quarter pixels shift).
 336  * @param  hmode   Vertical filter.
 337  * @param  rnd     Rounding bias.
 338  */
 339 #define VC1_MSPEL_MC(OP, INSTR)\
 340 static void OP ## vc1_mspel_mc(uint8_t *dst, const uint8_t *src, int stride,\
 341                                int hmode, int vmode, int rnd)\
 342 {\
 343     static const vc1_mspel_mc_filter_ver_16bits vc1_put_shift_ver_16bits[] =\
 344          { NULL, vc1_put_ver_16b_shift1_mmx, ff_vc1_put_ver_16b_shift2_mmx, vc1_put_ver_16b_shift3_mmx };\
 345     static const vc1_mspel_mc_filter_hor_16bits vc1_put_shift_hor_16bits[] =\
 346          { NULL, OP ## vc1_hor_16b_shift1_mmx, ff_vc1_ ## OP ## hor_16b_shift2_ ## INSTR, OP ## vc1_hor_16b_shift3_mmx };\
 347     static const vc1_mspel_mc_filter_8bits vc1_put_shift_8bits[] =\
 348          { NULL, OP ## vc1_shift1_mmx, OP ## vc1_shift2_mmx, OP ## vc1_shift3_mmx };\
 349 \
 350     __asm__ volatile(\
 351         "pxor %%mm0, %%mm0         \n\t"\
 352         ::: "memory"\
 353     );\
 354 \
 355     if (vmode) { /* Vertical filter to apply */\
 356         if (hmode) { /* Horizontal filter to apply, output to tmp */\
 357             static const int shift_value[] = { 0, 5, 1, 5 };\
 358             int              shift = (shift_value[hmode]+shift_value[vmode])>>1;\
 359             int              r;\
 360             LOCAL_ALIGNED(16, int16_t, tmp, [12*8]);\
 361 \
 362             r = (1<<(shift-1)) + rnd-1;\
 363             vc1_put_shift_ver_16bits[vmode](tmp, src-1, stride, r, shift);\
 364 \
 365             vc1_put_shift_hor_16bits[hmode](dst, stride, tmp+1, 64-rnd);\
 366             return;\
 367         }\
 368         else { /* No horizontal filter, output 8 lines to dst */\
 369             vc1_put_shift_8bits[vmode](dst, src, stride, 1-rnd, stride);\
 370             return;\
 371         }\
 372     }\
 373 \
 374     /* Horizontal mode with no vertical mode */\
 375     vc1_put_shift_8bits[hmode](dst, src, stride, rnd, 1);\
 376 } \
 377 static void OP ## vc1_mspel_mc_16(uint8_t *dst, const uint8_t *src, \
 378                                   int stride, int hmode, int vmode, int rnd)\
 379 { \
 380     OP ## vc1_mspel_mc(dst + 0, src + 0, stride, hmode, vmode, rnd); \
 381     OP ## vc1_mspel_mc(dst + 8, src + 8, stride, hmode, vmode, rnd); \
 382     dst += 8*stride; src += 8*stride; \
 383     OP ## vc1_mspel_mc(dst + 0, src + 0, stride, hmode, vmode, rnd); \
 384     OP ## vc1_mspel_mc(dst + 8, src + 8, stride, hmode, vmode, rnd); \
 385 }
 386
 387 VC1_MSPEL_MC(put_, mmx)
 388 VC1_MSPEL_MC(avg_, mmxext)
 389
 390 /** Macro to ease bicubic filter interpolation functions declarations */
 391 #define DECLARE_FUNCTION(a, b)                                          \
 392 static void put_vc1_mspel_mc ## a ## b ## _mmx(uint8_t *dst,            \
 393                                                const uint8_t *src,      \
 394                                                ptrdiff_t stride,        \
 395                                                int rnd)                 \
 396 {                                                                       \
 397      put_vc1_mspel_mc(dst, src, stride, a, b, rnd);                     \
 398 }\
 399 static void avg_vc1_mspel_mc ## a ## b ## _mmxext(uint8_t *dst,         \
 400                                                   const uint8_t *src,   \
 401                                                   ptrdiff_t stride,     \
 402                                                   int rnd)              \
 403 {                                                                       \
 404      avg_vc1_mspel_mc(dst, src, stride, a, b, rnd);                     \
 405 }\
 406 static void put_vc1_mspel_mc ## a ## b ## _16_mmx(uint8_t *dst,         \
 407                                                   const uint8_t *src,   \
 408                                                   ptrdiff_t stride,     \
 409                                                   int rnd)              \
 410 {                                                                       \
 411      put_vc1_mspel_mc_16(dst, src, stride, a, b, rnd);                  \
 412 }\
 413 static void avg_vc1_mspel_mc ## a ## b ## _16_mmxext(uint8_t *dst,      \
 414                                                      const uint8_t *src,\
 415                                                      ptrdiff_t stride,  \
 416                                                      int rnd)           \
 417 {                                                                       \
 418      avg_vc1_mspel_mc_16(dst, src, stride, a, b, rnd);                  \
 419 }
 420
 421 DECLARE_FUNCTION(0, 1)
 422 DECLARE_FUNCTION(0, 2)
 423 DECLARE_FUNCTION(0, 3)
 424
 425 DECLARE_FUNCTION(1, 0)
 426 DECLARE_FUNCTION(1, 1)
 427 DECLARE_FUNCTION(1, 2)
 428 DECLARE_FUNCTION(1, 3)
 429
 430 DECLARE_FUNCTION(2, 0)
 431 DECLARE_FUNCTION(2, 1)
 432 DECLARE_FUNCTION(2, 2)
 433 DECLARE_FUNCTION(2, 3)
 434
 435 DECLARE_FUNCTION(3, 0)
 436 DECLARE_FUNCTION(3, 1)
 437 DECLARE_FUNCTION(3, 2)
 438 DECLARE_FUNCTION(3, 3)
 439
 440 #define FN_ASSIGN(OP, X, Y, INSN) \
 441     dsp->OP##vc1_mspel_pixels_tab[1][X+4*Y] = OP##vc1_mspel_mc##X##Y##INSN; \
 442     dsp->OP##vc1_mspel_pixels_tab[0][X+4*Y] = OP##vc1_mspel_mc##X##Y##_16##INSN
 443
 444 av_cold void ff_vc1dsp_init_mmx(VC1DSPContext *dsp)
 445 {
 446     FN_ASSIGN(put_, 0, 1, _mmx);
 447     FN_ASSIGN(put_, 0, 2, _mmx);
 448     FN_ASSIGN(put_, 0, 3, _mmx);
 449
 450     FN_ASSIGN(put_, 1, 0, _mmx);
 451     FN_ASSIGN(put_, 1, 1, _mmx);
 452     FN_ASSIGN(put_, 1, 2, _mmx);
 453     FN_ASSIGN(put_, 1, 3, _mmx);
 454
 455     FN_ASSIGN(put_, 2, 0, _mmx);
 456     FN_ASSIGN(put_, 2, 1, _mmx);
 457     FN_ASSIGN(put_, 2, 2, _mmx);
 458     FN_ASSIGN(put_, 2, 3, _mmx);
 459
 460     FN_ASSIGN(put_, 3, 0, _mmx);
 461     FN_ASSIGN(put_, 3, 1, _mmx);
 462     FN_ASSIGN(put_, 3, 2, _mmx);
 463     FN_ASSIGN(put_, 3, 3, _mmx);
 464 }
 465
 466 av_cold void ff_vc1dsp_init_mmxext(VC1DSPContext *dsp)
 467 {
 468     FN_ASSIGN(avg_, 0, 1, _mmxext);
 469     FN_ASSIGN(avg_, 0, 2, _mmxext);
 470     FN_ASSIGN(avg_, 0, 3, _mmxext);
 471
 472     FN_ASSIGN(avg_, 1, 0, _mmxext);
 473     FN_ASSIGN(avg_, 1, 1, _mmxext);
 474     FN_ASSIGN(avg_, 1, 2, _mmxext);
 475     FN_ASSIGN(avg_, 1, 3, _mmxext);
 476
 477     FN_ASSIGN(avg_, 2, 0, _mmxext);
 478     FN_ASSIGN(avg_, 2, 1, _mmxext);
 479     FN_ASSIGN(avg_, 2, 2, _mmxext);
 480     FN_ASSIGN(avg_, 2, 3, _mmxext);
 481
 482     FN_ASSIGN(avg_, 3, 0, _mmxext);
 483     FN_ASSIGN(avg_, 3, 1, _mmxext);
 484     FN_ASSIGN(avg_, 3, 2, _mmxext);
 485     FN_ASSIGN(avg_, 3, 3, _mmxext);
 486 }
 487 #endif /* HAVE_6REGS && HAVE_INLINE_ASM && HAVE_MMX_EXTERNAL */