sort H.264 mmx dsp functions into their own file

[libav.git] / libavcodec / i386 / idct_mmx.c

diff --git a/libavcodec/i386/idct_mmx.c b/libavcodec/i386/idct_mmx.c
index c1d80e1..d9586ef 100644 (file)
--- a/libavcodec/i386/idct_mmx.c
+++ b/libavcodec/i386/idct_mmx.c
@@ -598,90 +598,3 @@ declare_idct (ff_mmxext_idct, mmxext_table,
 declare_idct (ff_mmx_idct, mmx_table,
              mmx_row_head, mmx_row, mmx_row_tail, mmx_row_mid)
 
-
-
-/* in/out: mma=mma+mmb, mmb=mmb-mma */
-#define SUMSUB_BA( a, b ) \
-    "paddw "#b", "#a" \n\t"\
-    "paddw "#b", "#b" \n\t"\
-    "psubw "#a", "#b" \n\t"
-
-#define SUMSUB_BADC( a, b, c, d ) \
-    "paddw "#b", "#a" \n\t"\
-    "paddw "#d", "#c" \n\t"\
-    "paddw "#b", "#b" \n\t"\
-    "paddw "#d", "#d" \n\t"\
-    "psubw "#a", "#b" \n\t"\
-    "psubw "#c", "#d" \n\t"
-
-#define SUMSUBD2_AB( a, b, t ) \
-    "movq  "#b", "#t" \n\t"\
-    "psraw  $1 , "#b" \n\t"\
-    "paddw "#a", "#b" \n\t"\
-    "psraw  $1 , "#a" \n\t"\
-    "psubw "#t", "#a" \n\t"
-
-#define IDCT4_1D( s02, s13, d02, d13, t ) \
-    SUMSUB_BA  ( s02, d02 )\
-    SUMSUBD2_AB( s13, d13, t )\
-    SUMSUB_BADC( d13, s02, s13, d02 )
-
-#define SBUTTERFLY( a, b, t, n )  \
-    "movq   "#a", "#t"       \n\t" /* abcd */\
-    "punpckl"#n"  "#b", "#a" \n\t" /* aebf */\
-    "punpckh"#n"  "#b", "#t" \n\t" /* cgdh */
-
-#define TRANSPOSE4( a, b, c, d, t ) \
-    SBUTTERFLY( a, b, t, wd ) /* a=aebf t=cgdh */\
-    SBUTTERFLY( c, d, b, wd ) /* c=imjn b=kolp */\
-    SBUTTERFLY( a, c, d, dq ) /* a=aeim d=bfjn */\
-    SBUTTERFLY( t, b, c, dq ) /* t=cgko c=dhlp */
-
-#define STORE_DIFF_4P( p, t, z ) \
-        "psraw      $6,     "#p" \n\t"\
-        "movd       (%0),   "#t" \n\t"\
-        "punpcklbw "#z",    "#t" \n\t"\
-        "paddsw    "#t",    "#p" \n\t"\
-        "packuswb  "#z",    "#p" \n\t"\
-        "movd      "#p",    (%0) \n\t"
-
-static const uint64_t ff_pw_32 attribute_used __attribute__ ((aligned(8))) = 0x0020002000200020ULL;
-
-void ff_h264_idct_add_mmx2(uint8_t *dst, int16_t *block, int stride)
-{
-    /* Load dct coeffs */
-    asm volatile(
-        "movq   (%0), %%mm0 \n\t"
-        "movq  8(%0), %%mm1 \n\t"
-        "movq 16(%0), %%mm2 \n\t"
-        "movq 24(%0), %%mm3 \n\t"
-    :: "r"(block) );
-
-    asm volatile(
-        /* mm1=s02+s13  mm2=s02-s13  mm4=d02+d13  mm0=d02-d13 */
-        IDCT4_1D( %%mm2, %%mm1, %%mm0, %%mm3, %%mm4 )
-
-        "movq      %0,    %%mm6 \n\t"
-        /* in: 1,4,0,2  out: 1,2,3,0 */
-        TRANSPOSE4( %%mm3, %%mm1, %%mm0, %%mm2, %%mm4 )
-
-        "paddw     %%mm6, %%mm3 \n\t"
-
-        /* mm2=s02+s13  mm3=s02-s13  mm4=d02+d13  mm1=d02-d13 */
-        IDCT4_1D( %%mm4, %%mm2, %%mm3, %%mm0, %%mm1 )
-
-        "pxor %%mm7, %%mm7    \n\t"
-    :: "m"(ff_pw_32));
-
-    asm volatile(
-    STORE_DIFF_4P( %%mm0, %%mm1, %%mm7)
-        "add %1, %0             \n\t"
-    STORE_DIFF_4P( %%mm2, %%mm1, %%mm7)
-        "add %1, %0             \n\t"
-    STORE_DIFF_4P( %%mm3, %%mm1, %%mm7)
-        "add %1, %0             \n\t"
-    STORE_DIFF_4P( %%mm4, %%mm1, %%mm7)
-        : "+r"(dst)
-        : "r" ((long)stride)
-    );
-}