libmpcodecs/native/mmx.h

   1 /*
   2  * This file is part of MPlayer.
   3  *
   4  * MPlayer is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * MPlayer is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #ifndef MPLAYER_MMX_H
  20 #define MPLAYER_MMX_H
  21
  22 typedef union {
  23     long long               q;      /* Quadword (64-bit) value */
  24     unsigned long long      uq;     /* Unsigned Quadword */
  25     int                     d[2];   /* 2 Doubleword (32-bit) values */
  26     unsigned int            ud[2];  /* 2 Unsigned Doubleword */
  27     short                   w[4];   /* 4 Word (16-bit) values */
  28     unsigned short          uw[4];  /* 4 Unsigned Word */
  29     char                    b[8];   /* 8 Byte (8-bit) values */
  30     unsigned char           ub[8];  /* 8 Unsigned Byte */
  31     float                   s[2];   /* Single-precision (32-bit) value */
  32 } mmx_t;        /* On an 8-byte (64-bit) boundary */
  33
  34
  35 #define movq_m2r(var, reg)        mmx_m2r(movq, var, reg)
  36 #define movq_r2m(reg, var)        mmx_r2m(movq, reg, var)
  37 #define movq_r2r(regs, regd)      mmx_r2r(movq, regs, regd)
  38
  39 #define punpcklwd_m2r(var, reg)   mmx_m2r(punpcklwd, var, reg)
  40 #define punpcklwd_r2r(regs, regd) mmx_r2r(punpcklwd, regs, regd)
  41
  42 #define punpckhwd_m2r(var, reg)   mmx_m2r(punpckhwd, var, reg)
  43 #define punpckhwd_r2r(regs, regd) mmx_r2r(punpckhwd, regs, regd)
  44
  45 #define punpcklbw_r2r(regs, regd) mmx_r2r(punpcklbw, regs, regd)
  46 #define punpckhbw_r2r(regs, regd) mmx_r2r(punpckhbw, regs, regd)
  47 #define punpckhdq_r2r(regs, regd) mmx_r2r(punpckhdq, regs, regd)
  48 #define punpckldq_r2r(regs, regd) mmx_r2r(punpckldq, regs, regd)
  49
  50 #define psubw_m2r(var, reg)       mmx_m2r(psubw, var, reg)
  51 #define psubw_r2r(regs, regd)     mmx_r2r(psubw, regs, regd)
  52 #define psubsw_r2r(regs, regd)    mmx_r2r(psubsw, regs, regd)
  53
  54 #define pmaddwd_r2r(regs, regd)   mmx_r2r(pmaddwd, regs, regd)
  55 #define paddw_m2r(var, reg)       mmx_m2r(paddw, var, reg)
  56 #define paddw_r2r(regs, regd)     mmx_r2r(paddw, regs, regd)
  57
  58 #define psrad_i2r(imm, reg)       mmx_i2r(psrad, imm, reg)
  59
  60 #define psllw_i2r(imm, reg)       mmx_i2r(psllw, imm, reg)
  61
  62 #define pmulhw_r2r(regs, regd)    mmx_r2r(pmulhw, regs, regd)
  63 #define pmulhw_m2r(var, reg)      mmx_m2r(pmulhw, var, reg)
  64
  65 #define psraw_i2r(imm, reg)       mmx_i2r(psraw, imm, reg)
  66
  67 #define packssdw_r2r(regs, regd)  mmx_r2r(packssdw, regs, regd)
  68 #define packuswb_r2r(regs, regd)  mmx_r2r(packuswb, regs, regd)
  69
  70 #define pxor_r2r(regs, regd)      mmx_r2r(pxor, regs, regd)
  71
  72 #define pcmpgtw_r2r(regs, regd)   mmx_r2r(pcmpgtw, regs, regd)
  73
  74 #define por_r2r(regs, regd)       mmx_r2r(por, regs, regd)
  75
  76
  77 #define mmx_i2r(op,imm,reg) \
  78         __asm__ volatile (#op " %0, %%" #reg \
  79                               : /* nothing */ \
  80                               : "i" (imm) )
  81
  82 #define mmx_m2r(op, mem, reg) \
  83         __asm__ volatile (#op " %0, %%" #reg \
  84                               : /* nothing */ \
  85                               : "m" (mem))
  86
  87 #define mmx_r2m(op, reg, mem) \
  88         __asm__ volatile (#op " %%" #reg ", %0" \
  89                               : "=m" (mem) \
  90                               : /* nothing */ )
  91
  92 #define mmx_r2r(op, regs, regd) \
  93         __asm__ volatile (#op " %" #regs ", %" #regd)
  94
  95
  96 #define emms() __asm__ volatile ("emms")
  97
  98 #endif /* MPLAYER_MMX_H */