include/mmx.h

   1 /*
   2  * mmx.h
   3  * Copyright (C) 1997-1999 H. Dietz and R. Fisher
   4  *
   5  * This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
   6  *
   7  * mpeg2dec is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * mpeg2dec 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
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 /*
  23  * The type of an value that fits in an MMX register (note that long
  24  * long constant values MUST be suffixed by LL and unsigned long long
  25  * values by ULL, lest they be truncated by the compiler)
  26  */
  27
  28 typedef    union {
  29     int64_t            q;    /* Quadword (64-bit) value */
  30     uint64_t        uq;    /* Unsigned Quadword */
  31     int32_t            d[2];    /* 2 Doubleword (32-bit) values */
  32     uint32_t        ud[2];    /* 2 Unsigned Doubleword */
  33     int16_t            w[4];    /* 4 Word (16-bit) values */
  34     uint16_t        uw[4];    /* 4 Unsigned Word */
  35     int8_t            b[8];    /* 8 Byte (8-bit) values */
  36     uint8_t            ub[8];    /* 8 Unsigned Byte */
  37     float            s[2];    /* Single-precision (32-bit) value */
  38 } ATTR_ALIGN(8) mmx_t;    /* On an 8-byte (64-bit) boundary */
  39
  40
  41 #define    mmx_i2r(op,imm,reg) \
  42     __asm__ __volatile__ (#op " %0, %%" #reg \
  43                   : /* nothing */ \
  44                   : "i" (imm) )
  45
  46 #define    mmx_m2r(op,mem,reg) \
  47     __asm__ __volatile__ (#op " %0, %%" #reg \
  48                   : /* nothing */ \
  49                   : "m" (mem))
  50
  51 #define    mmx_r2m(op,reg,mem) \
  52     __asm__ __volatile__ (#op " %%" #reg ", %0" \
  53                   : "=m" (mem) \
  54                   : /* nothing */ )
  55
  56 #define    mmx_r2r(op,regs,regd) \
  57     __asm__ __volatile__ (#op " %" #regs ", %" #regd)
  58
  59
  60 #define    emms() __asm__ __volatile__ ("emms")
  61
  62 #define    movd_m2r(var,reg)    mmx_m2r (movd, var, reg)
  63 #define    movd_r2m(reg,var)    mmx_r2m (movd, reg, var)
  64 #define    movd_r2r(regs,regd)    mmx_r2r (movd, regs, regd)
  65
  66 #define    movq_m2r(var,reg)    mmx_m2r (movq, var, reg)
  67 #define    movq_r2m(reg,var)    mmx_r2m (movq, reg, var)
  68 #define    movq_r2r(regs,regd)    mmx_r2r (movq, regs, regd)
  69
  70 #define    packssdw_m2r(var,reg)    mmx_m2r (packssdw, var, reg)
  71 #define    packssdw_r2r(regs,regd) mmx_r2r (packssdw, regs, regd)
  72 #define    packsswb_m2r(var,reg)    mmx_m2r (packsswb, var, reg)
  73 #define    packsswb_r2r(regs,regd) mmx_r2r (packsswb, regs, regd)
  74
  75 #define    packuswb_m2r(var,reg)    mmx_m2r (packuswb, var, reg)
  76 #define    packuswb_r2r(regs,regd) mmx_r2r (packuswb, regs, regd)
  77
  78 #define    paddb_m2r(var,reg)    mmx_m2r (paddb, var, reg)
  79 #define    paddb_r2r(regs,regd)    mmx_r2r (paddb, regs, regd)
  80 #define    paddd_m2r(var,reg)    mmx_m2r (paddd, var, reg)
  81 #define    paddd_r2r(regs,regd)    mmx_r2r (paddd, regs, regd)
  82 #define    paddw_m2r(var,reg)    mmx_m2r (paddw, var, reg)
  83 #define    paddw_r2r(regs,regd)    mmx_r2r (paddw, regs, regd)
  84
  85 #define    paddsb_m2r(var,reg)    mmx_m2r (paddsb, var, reg)
  86 #define    paddsb_r2r(regs,regd)    mmx_r2r (paddsb, regs, regd)
  87 #define    paddsw_m2r(var,reg)    mmx_m2r (paddsw, var, reg)
  88 #define    paddsw_r2r(regs,regd)    mmx_r2r (paddsw, regs, regd)
  89
  90 #define    paddusb_m2r(var,reg)    mmx_m2r (paddusb, var, reg)
  91 #define    paddusb_r2r(regs,regd)    mmx_r2r (paddusb, regs, regd)
  92 #define    paddusw_m2r(var,reg)    mmx_m2r (paddusw, var, reg)
  93 #define    paddusw_r2r(regs,regd)    mmx_r2r (paddusw, regs, regd)
  94
  95 #define    pand_m2r(var,reg)    mmx_m2r (pand, var, reg)
  96 #define    pand_r2r(regs,regd)    mmx_r2r (pand, regs, regd)
  97
  98 #define    pandn_m2r(var,reg)    mmx_m2r (pandn, var, reg)
  99 #define    pandn_r2r(regs,regd)    mmx_r2r (pandn, regs, regd)
 100
 101 #define    pcmpeqb_m2r(var,reg)    mmx_m2r (pcmpeqb, var, reg)
 102 #define    pcmpeqb_r2r(regs,regd)    mmx_r2r (pcmpeqb, regs, regd)
 103 #define    pcmpeqd_m2r(var,reg)    mmx_m2r (pcmpeqd, var, reg)
 104 #define    pcmpeqd_r2r(regs,regd)    mmx_r2r (pcmpeqd, regs, regd)
 105 #define    pcmpeqw_m2r(var,reg)    mmx_m2r (pcmpeqw, var, reg)
 106 #define    pcmpeqw_r2r(regs,regd)    mmx_r2r (pcmpeqw, regs, regd)
 107
 108 #define    pcmpgtb_m2r(var,reg)    mmx_m2r (pcmpgtb, var, reg)
 109 #define    pcmpgtb_r2r(regs,regd)    mmx_r2r (pcmpgtb, regs, regd)
 110 #define    pcmpgtd_m2r(var,reg)    mmx_m2r (pcmpgtd, var, reg)
 111 #define    pcmpgtd_r2r(regs,regd)    mmx_r2r (pcmpgtd, regs, regd)
 112 #define    pcmpgtw_m2r(var,reg)    mmx_m2r (pcmpgtw, var, reg)
 113 #define    pcmpgtw_r2r(regs,regd)    mmx_r2r (pcmpgtw, regs, regd)
 114
 115 #define    pmaddwd_m2r(var,reg)    mmx_m2r (pmaddwd, var, reg)
 116 #define    pmaddwd_r2r(regs,regd)    mmx_r2r (pmaddwd, regs, regd)
 117
 118 #define    pmulhw_m2r(var,reg)    mmx_m2r (pmulhw, var, reg)
 119 #define    pmulhw_r2r(regs,regd)    mmx_r2r (pmulhw, regs, regd)
 120
 121 #define    pmullw_m2r(var,reg)    mmx_m2r (pmullw, var, reg)
 122 #define    pmullw_r2r(regs,regd)    mmx_r2r (pmullw, regs, regd)
 123
 124 #define    por_m2r(var,reg)    mmx_m2r (por, var, reg)
 125 #define    por_r2r(regs,regd)    mmx_r2r (por, regs, regd)
 126
 127 #define    pslld_i2r(imm,reg)    mmx_i2r (pslld, imm, reg)
 128 #define    pslld_m2r(var,reg)    mmx_m2r (pslld, var, reg)
 129 #define    pslld_r2r(regs,regd)    mmx_r2r (pslld, regs, regd)
 130 #define    psllq_i2r(imm,reg)    mmx_i2r (psllq, imm, reg)
 131 #define    psllq_m2r(var,reg)    mmx_m2r (psllq, var, reg)
 132 #define    psllq_r2r(regs,regd)    mmx_r2r (psllq, regs, regd)
 133 #define    psllw_i2r(imm,reg)    mmx_i2r (psllw, imm, reg)
 134 #define    psllw_m2r(var,reg)    mmx_m2r (psllw, var, reg)
 135 #define    psllw_r2r(regs,regd)    mmx_r2r (psllw, regs, regd)
 136
 137 #define    psrad_i2r(imm,reg)    mmx_i2r (psrad, imm, reg)
 138 #define    psrad_m2r(var,reg)    mmx_m2r (psrad, var, reg)
 139 #define    psrad_r2r(regs,regd)    mmx_r2r (psrad, regs, regd)
 140 #define    psraw_i2r(imm,reg)    mmx_i2r (psraw, imm, reg)
 141 #define    psraw_m2r(var,reg)    mmx_m2r (psraw, var, reg)
 142 #define    psraw_r2r(regs,regd)    mmx_r2r (psraw, regs, regd)
 143
 144 #define    psrld_i2r(imm,reg)    mmx_i2r (psrld, imm, reg)
 145 #define    psrld_m2r(var,reg)    mmx_m2r (psrld, var, reg)
 146 #define    psrld_r2r(regs,regd)    mmx_r2r (psrld, regs, regd)
 147 #define    psrlq_i2r(imm,reg)    mmx_i2r (psrlq, imm, reg)
 148 #define    psrlq_m2r(var,reg)    mmx_m2r (psrlq, var, reg)
 149 #define    psrlq_r2r(regs,regd)    mmx_r2r (psrlq, regs, regd)
 150 #define    psrlw_i2r(imm,reg)    mmx_i2r (psrlw, imm, reg)
 151 #define    psrlw_m2r(var,reg)    mmx_m2r (psrlw, var, reg)
 152 #define    psrlw_r2r(regs,regd)    mmx_r2r (psrlw, regs, regd)
 153
 154 #define    psubb_m2r(var,reg)    mmx_m2r (psubb, var, reg)
 155 #define    psubb_r2r(regs,regd)    mmx_r2r (psubb, regs, regd)
 156 #define    psubd_m2r(var,reg)    mmx_m2r (psubd, var, reg)
 157 #define    psubd_r2r(regs,regd)    mmx_r2r (psubd, regs, regd)
 158 #define    psubw_m2r(var,reg)    mmx_m2r (psubw, var, reg)
 159 #define    psubw_r2r(regs,regd)    mmx_r2r (psubw, regs, regd)
 160
 161 #define    psubsb_m2r(var,reg)    mmx_m2r (psubsb, var, reg)
 162 #define    psubsb_r2r(regs,regd)    mmx_r2r (psubsb, regs, regd)
 163 #define    psubsw_m2r(var,reg)    mmx_m2r (psubsw, var, reg)
 164 #define    psubsw_r2r(regs,regd)    mmx_r2r (psubsw, regs, regd)
 165
 166 #define    psubusb_m2r(var,reg)    mmx_m2r (psubusb, var, reg)
 167 #define    psubusb_r2r(regs,regd)    mmx_r2r (psubusb, regs, regd)
 168 #define    psubusw_m2r(var,reg)    mmx_m2r (psubusw, var, reg)
 169 #define    psubusw_r2r(regs,regd)    mmx_r2r (psubusw, regs, regd)
 170
 171 #define    punpckhbw_m2r(var,reg)        mmx_m2r (punpckhbw, var, reg)
 172 #define    punpckhbw_r2r(regs,regd)    mmx_r2r (punpckhbw, regs, regd)
 173 #define    punpckhdq_m2r(var,reg)        mmx_m2r (punpckhdq, var, reg)
 174 #define    punpckhdq_r2r(regs,regd)    mmx_r2r (punpckhdq, regs, regd)
 175 #define    punpckhwd_m2r(var,reg)        mmx_m2r (punpckhwd, var, reg)
 176 #define    punpckhwd_r2r(regs,regd)    mmx_r2r (punpckhwd, regs, regd)
 177
 178 #define    punpcklbw_m2r(var,reg)         mmx_m2r (punpcklbw, var, reg)
 179 #define    punpcklbw_r2r(regs,regd)    mmx_r2r (punpcklbw, regs, regd)
 180 #define    punpckldq_m2r(var,reg)        mmx_m2r (punpckldq, var, reg)
 181 #define    punpckldq_r2r(regs,regd)    mmx_r2r (punpckldq, regs, regd)
 182 #define    punpcklwd_m2r(var,reg)        mmx_m2r (punpcklwd, var, reg)
 183 #define    punpcklwd_r2r(regs,regd)    mmx_r2r (punpcklwd, regs, regd)
 184
 185 #define    pxor_m2r(var,reg)    mmx_m2r (pxor, var, reg)
 186 #define    pxor_r2r(regs,regd)    mmx_r2r (pxor, regs, regd)
 187
 188
 189 /* 3DNOW extensions */
 190
 191 #define pavgusb_m2r(var,reg)    mmx_m2r (pavgusb, var, reg)
 192 #define pavgusb_r2r(regs,regd)    mmx_r2r (pavgusb, regs, regd)
 193
 194
 195 /* AMD MMX extensions - also available in intel SSE */
 196
 197
 198 #define mmx_m2ri(op,mem,reg,imm) \
 199         __asm__ __volatile__ (#op " %1, %0, %%" #reg \
 200                               : /* nothing */ \
 201                               : "X" (mem), "X" (imm))
 202 #define mmx_r2ri(op,regs,regd,imm) \
 203         __asm__ __volatile__ (#op " %0, %%" #regs ", %%" #regd \
 204                               : /* nothing */ \
 205                               : "X" (imm) )
 206
 207 #define    mmx_fetch(mem,hint) \
 208     __asm__ __volatile__ ("prefetch" #hint " %0" \
 209                   : /* nothing */ \
 210                   : "X" (mem))
 211
 212
 213 #define    maskmovq(regs,maskreg)        mmx_r2ri (maskmovq, regs, maskreg)
 214
 215 #define    movntq_r2m(mmreg,var)        mmx_r2m (movntq, mmreg, var)
 216
 217 #define    pavgb_m2r(var,reg)        mmx_m2r (pavgb, var, reg)
 218 #define    pavgb_r2r(regs,regd)        mmx_r2r (pavgb, regs, regd)
 219 #define    pavgw_m2r(var,reg)        mmx_m2r (pavgw, var, reg)
 220 #define    pavgw_r2r(regs,regd)        mmx_r2r (pavgw, regs, regd)
 221
 222 #define    pextrw_r2r(mmreg,reg,imm)    mmx_r2ri (pextrw, mmreg, reg, imm)
 223
 224 #define    pinsrw_r2r(reg,mmreg,imm)    mmx_r2ri (pinsrw, reg, mmreg, imm)
 225
 226 #define    pmaxsw_m2r(var,reg)        mmx_m2r (pmaxsw, var, reg)
 227 #define    pmaxsw_r2r(regs,regd)        mmx_r2r (pmaxsw, regs, regd)
 228
 229 #define    pmaxub_m2r(var,reg)        mmx_m2r (pmaxub, var, reg)
 230 #define    pmaxub_r2r(regs,regd)        mmx_r2r (pmaxub, regs, regd)
 231
 232 #define    pminsw_m2r(var,reg)        mmx_m2r (pminsw, var, reg)
 233 #define    pminsw_r2r(regs,regd)        mmx_r2r (pminsw, regs, regd)
 234
 235 #define    pminub_m2r(var,reg)        mmx_m2r (pminub, var, reg)
 236 #define    pminub_r2r(regs,regd)        mmx_r2r (pminub, regs, regd)
 237
 238 #define    pmovmskb(mmreg,reg) \
 239     __asm__ __volatile__ ("movmskps %" #mmreg ", %" #reg)
 240
 241 #define    pmulhuw_m2r(var,reg)        mmx_m2r (pmulhuw, var, reg)
 242 #define    pmulhuw_r2r(regs,regd)        mmx_r2r (pmulhuw, regs, regd)
 243
 244 #define    prefetcht0(mem)            mmx_fetch (mem, t0)
 245 #define    prefetcht1(mem)            mmx_fetch (mem, t1)
 246 #define    prefetcht2(mem)            mmx_fetch (mem, t2)
 247 #define    prefetchnta(mem)        mmx_fetch (mem, nta)
 248
 249 #define    psadbw_m2r(var,reg)        mmx_m2r (psadbw, var, reg)
 250 #define    psadbw_r2r(regs,regd)        mmx_r2r (psadbw, regs, regd)
 251
 252 #define    pshufw_m2r(var,reg,imm)        mmx_m2ri(pshufw, var, reg, imm)
 253 #define    pshufw_r2r(regs,regd,imm)    mmx_r2ri(pshufw, regs, regd, imm)
 254
 255 #define    sfence() __asm__ __volatile__ ("sfence\n\t")