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