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h264_qpel8_hv_lowpass_mmx2/3dnow

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Originally committed as revision 3446 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2004-09-08 18:49:12 +00:00
parent e772bb8a82
commit e69538fa60
1 changed files with 79 additions and 6 deletions
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85
libavcodec/i386/dsputil_mmx.c
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@ -2552,12 +2552,85 @@ static void OPNAME ## h264_qpel8_v_lowpass_ ## MMX(uint8_t *dst, uint8_t *src, i
}\
}\
static void OPNAME ## h264_qpel8_hv_lowpass_ ## MMX(uint8_t *dst, int16_t *tmp, uint8_t *src, int dstStride, int tmpStride, int srcStride){\
OPNAME ## h264_qpel4_hv_lowpass_ ## MMX(dst , tmp , src , dstStride, tmpStride, srcStride);\
OPNAME ## h264_qpel4_hv_lowpass_ ## MMX(dst+4, tmp , src+4, dstStride, tmpStride, srcStride);\
src += 4*srcStride;\
dst += 4*dstStride;\
OPNAME ## h264_qpel4_hv_lowpass_ ## MMX(dst , tmp , src , dstStride, tmpStride, srcStride);\
OPNAME ## h264_qpel4_hv_lowpass_ ## MMX(dst+4, tmp , src+4, dstStride, tmpStride, srcStride);\
int h=8;\
int w=4;\
src -= 2*srcStride+2;\
while(w--){\
asm volatile(\
"pxor %%mm7, %%mm7 \n\t"\
"movd (%0), %%mm0 \n\t"\
"addl %2, %0 \n\t"\
"movd (%0), %%mm1 \n\t"\
"addl %2, %0 \n\t"\
"movd (%0), %%mm2 \n\t"\
"addl %2, %0 \n\t"\
"movd (%0), %%mm3 \n\t"\
"addl %2, %0 \n\t"\
"movd (%0), %%mm4 \n\t"\
"addl %2, %0 \n\t"\
"punpcklbw %%mm7, %%mm0 \n\t"\
"punpcklbw %%mm7, %%mm1 \n\t"\
"punpcklbw %%mm7, %%mm2 \n\t"\
"punpcklbw %%mm7, %%mm3 \n\t"\
"punpcklbw %%mm7, %%mm4 \n\t"\
QPEL_H264HV(%%mm0, %%mm1, %%mm2, %%mm3, %%mm4, %%mm5, 0*8*4)\
QPEL_H264HV(%%mm1, %%mm2, %%mm3, %%mm4, %%mm5, %%mm0, 1*8*4)\
QPEL_H264HV(%%mm2, %%mm3, %%mm4, %%mm5, %%mm0, %%mm1, 2*8*4)\
QPEL_H264HV(%%mm3, %%mm4, %%mm5, %%mm0, %%mm1, %%mm2, 3*8*4)\
QPEL_H264HV(%%mm4, %%mm5, %%mm0, %%mm1, %%mm2, %%mm3, 4*8*4)\
QPEL_H264HV(%%mm5, %%mm0, %%mm1, %%mm2, %%mm3, %%mm4, 5*8*4)\
QPEL_H264HV(%%mm0, %%mm1, %%mm2, %%mm3, %%mm4, %%mm5, 6*8*4)\
QPEL_H264HV(%%mm1, %%mm2, %%mm3, %%mm4, %%mm5, %%mm0, 7*8*4)\
\
: "+a"(src)\
: "c"(tmp), "S"(srcStride), "m"(ff_pw_5)\
: "memory"\
);\
tmp += 4;\
src += 4 - 13*srcStride;\
}\
tmp -= 4*4;\
asm volatile(\
"movq %4, %%mm6 \n\t"\
"1: \n\t"\
"movq (%0), %%mm0 \n\t"\
"movq 8(%0), %%mm3 \n\t"\
"movq 2(%0), %%mm1 \n\t"\
"movq 10(%0), %%mm4 \n\t"\
"paddw %%mm4, %%mm0 \n\t"\
"paddw %%mm3, %%mm1 \n\t"\
"paddw 18(%0), %%mm3 \n\t"\
"paddw 16(%0), %%mm4 \n\t"\
"movq 4(%0), %%mm2 \n\t"\
"movq 12(%0), %%mm5 \n\t"\
"paddw 6(%0), %%mm2 \n\t"\
"paddw 14(%0), %%mm5 \n\t"\
"psubw %%mm1, %%mm0 \n\t"\
"psubw %%mm4, %%mm3 \n\t"\
"psraw $2, %%mm0 \n\t"\
"psraw $2, %%mm3 \n\t"\
"psubw %%mm1, %%mm0 \n\t"\
"psubw %%mm4, %%mm3 \n\t"\
"paddsw %%mm2, %%mm0 \n\t"\
"paddsw %%mm5, %%mm3 \n\t"\
"psraw $2, %%mm0 \n\t"\
"psraw $2, %%mm3 \n\t"\
"paddw %%mm6, %%mm2 \n\t"\
"paddw %%mm6, %%mm5 \n\t"\
"paddw %%mm2, %%mm0 \n\t"\
"paddw %%mm5, %%mm3 \n\t"\
"psraw $6, %%mm0 \n\t"\
"psraw $6, %%mm3 \n\t"\
"packuswb %%mm3, %%mm0 \n\t"\
OP(%%mm0, (%1),%%mm7, q)\
"addl $32, %0 \n\t"\
"addl %3, %1 \n\t"\
"decl %2 \n\t"\
" jnz 1b \n\t"\
: "+a"(tmp), "+c"(dst), "+m"(h)\
: "S"(dstStride), "m"(ff_pw_32)\
: "memory"\
);\
}\
static void OPNAME ## h264_qpel16_v_lowpass_ ## MMX(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\
OPNAME ## h264_qpel8_v_lowpass_ ## MMX(dst , src , dstStride, srcStride);\