diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2004-09-07 01:48:45 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2004-09-07 01:48:45 +0000 |
| commit | 437525c4738f619292826907efde66a4a4183eee (patch) | |
| tree | 69790aab794258b7b62219bc4e30afc20574f4f0 /libavcodec/i386/dsputil_mmx_avg.h | |
| parent | 0c62d34341652804d737fccf4cce556aef8b5787 (diff) | |
h264 luma motion compensation in mmx2/3dnow
Originally committed as revision 3437 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/i386/dsputil_mmx_avg.h')
| -rw-r--r-- | libavcodec/i386/dsputil_mmx_avg.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/libavcodec/i386/dsputil_mmx_avg.h b/libavcodec/i386/dsputil_mmx_avg.h index 030bd37d02..0cbf1376ae 100644 --- a/libavcodec/i386/dsputil_mmx_avg.h +++ b/libavcodec/i386/dsputil_mmx_avg.h @@ -53,6 +53,53 @@ static void DEF(put_pixels8_x2)(uint8_t *block, const uint8_t *pixels, int line_ :"%eax", "memory"); } +static void DEF(put_pixels4_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h) +{ + __asm __volatile( + "testl $1, %0 \n\t" + " jz 1f \n\t" + "movd (%1), %%mm0 \n\t" + "movd (%2), %%mm1 \n\t" + "addl %4, %1 \n\t" + "addl $4, %2 \n\t" + PAVGB" %%mm1, %%mm0 \n\t" + "movd %%mm0, (%3) \n\t" + "addl %5, %3 \n\t" + "decl %0 \n\t" + "1: \n\t" + "movd (%1), %%mm0 \n\t" + "addl %4, %1 \n\t" + "movd (%1), %%mm1 \n\t" + "addl %4, %1 \n\t" + PAVGB" (%2), %%mm0 \n\t" + PAVGB" 4(%2), %%mm1 \n\t" + "movd %%mm0, (%3) \n\t" + "addl %5, %3 \n\t" + "movd %%mm1, (%3) \n\t" + "addl %5, %3 \n\t" + "movd (%1), %%mm0 \n\t" + "addl %4, %1 \n\t" + "movd (%1), %%mm1 \n\t" + "addl %4, %1 \n\t" + PAVGB" 8(%2), %%mm0 \n\t" + PAVGB" 12(%2), %%mm1 \n\t" + "movd %%mm0, (%3) \n\t" + "addl %5, %3 \n\t" + "movd %%mm1, (%3) \n\t" + "addl %5, %3 \n\t" + "addl $16, %2 \n\t" + "subl $4, %0 \n\t" + "jnz 1b \n\t" +#ifdef PIC //Note "+bm" and "+mb" are buggy too (with gcc 3.2.2 at least) and cant be used + :"+m"(h), "+a"(src1), "+c"(src2), "+d"(dst) +#else + :"+b"(h), "+a"(src1), "+c"(src2), "+d"(dst) +#endif + :"S"(src1Stride), "D"(dstStride) + :"memory"); +} + + static void DEF(put_pixels8_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h) { __asm __volatile( @@ -173,6 +220,58 @@ static void DEF(put_no_rnd_pixels8_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src :"memory");*/ } +static void DEF(avg_pixels4_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h) +{ + __asm __volatile( + "testl $1, %0 \n\t" + " jz 1f \n\t" + "movd (%1), %%mm0 \n\t" + "movd (%2), %%mm1 \n\t" + "addl %4, %1 \n\t" + "addl $4, %2 \n\t" + PAVGB" %%mm1, %%mm0 \n\t" + PAVGB" (%3), %%mm0 \n\t" + "movd %%mm0, (%3) \n\t" + "addl %5, %3 \n\t" + "decl %0 \n\t" + "1: \n\t" + "movd (%1), %%mm0 \n\t" + "addl %4, %1 \n\t" + "movd (%1), %%mm1 \n\t" + "addl %4, %1 \n\t" + PAVGB" (%2), %%mm0 \n\t" + PAVGB" 4(%2), %%mm1 \n\t" + PAVGB" (%3), %%mm0 \n\t" + "movd %%mm0, (%3) \n\t" + "addl %5, %3 \n\t" + PAVGB" (%3), %%mm1 \n\t" + "movd %%mm1, (%3) \n\t" + "addl %5, %3 \n\t" + "movd (%1), %%mm0 \n\t" + "addl %4, %1 \n\t" + "movd (%1), %%mm1 \n\t" + "addl %4, %1 \n\t" + PAVGB" 8(%2), %%mm0 \n\t" + PAVGB" 12(%2), %%mm1 \n\t" + PAVGB" (%3), %%mm0 \n\t" + "movd %%mm0, (%3) \n\t" + "addl %5, %3 \n\t" + PAVGB" (%3), %%mm1 \n\t" + "movd %%mm1, (%3) \n\t" + "addl %5, %3 \n\t" + "addl $16, %2 \n\t" + "subl $4, %0 \n\t" + "jnz 1b \n\t" +#ifdef PIC //Note "+bm" and "+mb" are buggy too (with gcc 3.2.2 at least) and cant be used + :"+m"(h), "+a"(src1), "+c"(src2), "+d"(dst) +#else + :"+b"(h), "+a"(src1), "+c"(src2), "+d"(dst) +#endif + :"S"(src1Stride), "D"(dstStride) + :"memory"); +} + + static void DEF(avg_pixels8_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h) { __asm __volatile( |