mirror of
https://github.com/FFmpeg/FFmpeg.git
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yadif sse2/ssse3 optimizations
Originally committed as revision 25874 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier
parent
23b8342af4
commit
1ef64490e1
@ -304,7 +304,11 @@ static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque)
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if (args) sscanf(args, "%d:%d", &yadif->mode, &yadif->parity);
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yadif->filter_line = filter_line_c;
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if (HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX)
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if (HAVE_SSSE3 && cpu_flags & AV_CPU_FLAG_SSSE3)
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yadif->filter_line = ff_yadif_filter_line_ssse3;
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else if (HAVE_SSE && cpu_flags & AV_CPU_FLAG_SSE2)
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yadif->filter_line = ff_yadif_filter_line_sse2;
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else if (HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX)
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yadif->filter_line = ff_yadif_filter_line_mmx;
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av_log(ctx, AV_LOG_INFO, "mode:%d parity:%d\n", yadif->mode, yadif->parity);
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@ -22,214 +22,24 @@
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#include "libavutil/x86_cpu.h"
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#include "libavfilter/yadif.h"
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#define LOAD4(mem,dst) \
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"movd "mem", "#dst" \n\t"\
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"punpcklbw %%mm7, "#dst" \n\t"
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#if HAVE_SSSE3
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#define COMPILE_TEMPLATE_SSE 1
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#define COMPILE_TEMPLATE_SSSE3 1
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#undef RENAME
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#define RENAME(a) a ## _ssse3
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#include "yadif_template.c"
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#undef COMPILE_TEMPLATE_SSSE3
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#endif
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#define PABS(tmp,dst) \
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"pxor "#tmp", "#tmp" \n\t"\
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"psubw "#dst", "#tmp" \n\t"\
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"pmaxsw "#tmp", "#dst" \n\t"
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#if HAVE_SSE
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#undef RENAME
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#define RENAME(a) a ## _sse2
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#include "yadif_template.c"
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#undef COMPILE_TEMPLATE_SSE
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#endif
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#define CHECK(pj,mj) \
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"movq "#pj"(%[cur],%[mrefs]), %%mm2 \n\t" /* cur[x-refs-1+j] */\
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"movq "#mj"(%[cur],%[prefs]), %%mm3 \n\t" /* cur[x+refs-1-j] */\
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"movq %%mm2, %%mm4 \n\t"\
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"movq %%mm2, %%mm5 \n\t"\
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"pxor %%mm3, %%mm4 \n\t"\
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"pavgb %%mm3, %%mm5 \n\t"\
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"pand "MANGLE(pb_1)", %%mm4 \n\t"\
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"psubusb %%mm4, %%mm5 \n\t"\
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"psrlq $8, %%mm5 \n\t"\
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"punpcklbw %%mm7, %%mm5 \n\t" /* (cur[x-refs+j] + cur[x+refs-j])>>1 */\
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"movq %%mm2, %%mm4 \n\t"\
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"psubusb %%mm3, %%mm2 \n\t"\
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"psubusb %%mm4, %%mm3 \n\t"\
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"pmaxub %%mm3, %%mm2 \n\t"\
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"movq %%mm2, %%mm3 \n\t"\
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"movq %%mm2, %%mm4 \n\t" /* ABS(cur[x-refs-1+j] - cur[x+refs-1-j]) */\
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"psrlq $8, %%mm3 \n\t" /* ABS(cur[x-refs +j] - cur[x+refs -j]) */\
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"psrlq $16, %%mm4 \n\t" /* ABS(cur[x-refs+1+j] - cur[x+refs+1-j]) */\
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"punpcklbw %%mm7, %%mm2 \n\t"\
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"punpcklbw %%mm7, %%mm3 \n\t"\
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"punpcklbw %%mm7, %%mm4 \n\t"\
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"paddw %%mm3, %%mm2 \n\t"\
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"paddw %%mm4, %%mm2 \n\t" /* score */
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#define CHECK1 \
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"movq %%mm0, %%mm3 \n\t"\
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"pcmpgtw %%mm2, %%mm3 \n\t" /* if(score < spatial_score) */\
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"pminsw %%mm2, %%mm0 \n\t" /* spatial_score= score; */\
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"movq %%mm3, %%mm6 \n\t"\
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"pand %%mm3, %%mm5 \n\t"\
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"pandn %%mm1, %%mm3 \n\t"\
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"por %%mm5, %%mm3 \n\t"\
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"movq %%mm3, %%mm1 \n\t" /* spatial_pred= (cur[x-refs+j] + cur[x+refs-j])>>1; */
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#define CHECK2 /* pretend not to have checked dir=2 if dir=1 was bad.\
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hurts both quality and speed, but matches the C version. */\
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"paddw "MANGLE(pw_1)", %%mm6 \n\t"\
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"psllw $14, %%mm6 \n\t"\
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"paddsw %%mm6, %%mm2 \n\t"\
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"movq %%mm0, %%mm3 \n\t"\
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"pcmpgtw %%mm2, %%mm3 \n\t"\
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"pminsw %%mm2, %%mm0 \n\t"\
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"pand %%mm3, %%mm5 \n\t"\
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"pandn %%mm1, %%mm3 \n\t"\
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"por %%mm5, %%mm3 \n\t"\
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"movq %%mm3, %%mm1 \n\t"
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DECLARE_ASM_CONST(16, uint64_t, pw_1) = 0x0001000100010001ULL;
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DECLARE_ASM_CONST(16, uint64_t, pb_1) = 0x0101010101010101ULL;
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void ff_yadif_filter_line_mmx(uint8_t *dst,
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uint8_t *prev, uint8_t *cur, uint8_t *next,
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int w, int refs, int parity, int mode)
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{
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uint64_t tmp0, tmp1, tmp2, tmp3;
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int x;
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#define FILTER\
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for(x=0; x<w; x+=4){\
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__asm__ volatile(\
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"pxor %%mm7, %%mm7 \n\t"\
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LOAD4("(%[cur],%[mrefs])", %%mm0) /* c = cur[x-refs] */\
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LOAD4("(%[cur],%[prefs])", %%mm1) /* e = cur[x+refs] */\
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LOAD4("(%["prev2"])", %%mm2) /* prev2[x] */\
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LOAD4("(%["next2"])", %%mm3) /* next2[x] */\
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"movq %%mm3, %%mm4 \n\t"\
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"paddw %%mm2, %%mm3 \n\t"\
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"psraw $1, %%mm3 \n\t" /* d = (prev2[x] + next2[x])>>1 */\
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"movq %%mm0, %[tmp0] \n\t" /* c */\
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"movq %%mm3, %[tmp1] \n\t" /* d */\
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"movq %%mm1, %[tmp2] \n\t" /* e */\
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"psubw %%mm4, %%mm2 \n\t"\
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PABS( %%mm4, %%mm2) /* temporal_diff0 */\
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LOAD4("(%[prev],%[mrefs])", %%mm3) /* prev[x-refs] */\
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LOAD4("(%[prev],%[prefs])", %%mm4) /* prev[x+refs] */\
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"psubw %%mm0, %%mm3 \n\t"\
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"psubw %%mm1, %%mm4 \n\t"\
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PABS( %%mm5, %%mm3)\
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PABS( %%mm5, %%mm4)\
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"paddw %%mm4, %%mm3 \n\t" /* temporal_diff1 */\
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"psrlw $1, %%mm2 \n\t"\
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"psrlw $1, %%mm3 \n\t"\
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"pmaxsw %%mm3, %%mm2 \n\t"\
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LOAD4("(%[next],%[mrefs])", %%mm3) /* next[x-refs] */\
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LOAD4("(%[next],%[prefs])", %%mm4) /* next[x+refs] */\
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"psubw %%mm0, %%mm3 \n\t"\
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"psubw %%mm1, %%mm4 \n\t"\
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PABS( %%mm5, %%mm3)\
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PABS( %%mm5, %%mm4)\
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"paddw %%mm4, %%mm3 \n\t" /* temporal_diff2 */\
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"psrlw $1, %%mm3 \n\t"\
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"pmaxsw %%mm3, %%mm2 \n\t"\
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"movq %%mm2, %[tmp3] \n\t" /* diff */\
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\
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"paddw %%mm0, %%mm1 \n\t"\
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"paddw %%mm0, %%mm0 \n\t"\
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"psubw %%mm1, %%mm0 \n\t"\
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"psrlw $1, %%mm1 \n\t" /* spatial_pred */\
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PABS( %%mm2, %%mm0) /* ABS(c-e) */\
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\
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"movq -1(%[cur],%[mrefs]), %%mm2 \n\t" /* cur[x-refs-1] */\
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"movq -1(%[cur],%[prefs]), %%mm3 \n\t" /* cur[x+refs-1] */\
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"movq %%mm2, %%mm4 \n\t"\
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"psubusb %%mm3, %%mm2 \n\t"\
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"psubusb %%mm4, %%mm3 \n\t"\
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"pmaxub %%mm3, %%mm2 \n\t"\
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"pshufw $9,%%mm2, %%mm3 \n\t"\
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"punpcklbw %%mm7, %%mm2 \n\t" /* ABS(cur[x-refs-1] - cur[x+refs-1]) */\
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"punpcklbw %%mm7, %%mm3 \n\t" /* ABS(cur[x-refs+1] - cur[x+refs+1]) */\
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"paddw %%mm2, %%mm0 \n\t"\
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"paddw %%mm3, %%mm0 \n\t"\
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"psubw "MANGLE(pw_1)", %%mm0 \n\t" /* spatial_score */\
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\
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CHECK(-2,0)\
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CHECK1\
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CHECK(-3,1)\
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CHECK2\
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CHECK(0,-2)\
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CHECK1\
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CHECK(1,-3)\
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CHECK2\
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\
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/* if(p->mode<2) ... */\
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"movq %[tmp3], %%mm6 \n\t" /* diff */\
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"cmpl $2, %[mode] \n\t"\
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"jge 1f \n\t"\
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LOAD4("(%["prev2"],%[mrefs],2)", %%mm2) /* prev2[x-2*refs] */\
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LOAD4("(%["next2"],%[mrefs],2)", %%mm4) /* next2[x-2*refs] */\
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LOAD4("(%["prev2"],%[prefs],2)", %%mm3) /* prev2[x+2*refs] */\
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LOAD4("(%["next2"],%[prefs],2)", %%mm5) /* next2[x+2*refs] */\
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"paddw %%mm4, %%mm2 \n\t"\
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"paddw %%mm5, %%mm3 \n\t"\
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"psrlw $1, %%mm2 \n\t" /* b */\
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"psrlw $1, %%mm3 \n\t" /* f */\
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"movq %[tmp0], %%mm4 \n\t" /* c */\
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"movq %[tmp1], %%mm5 \n\t" /* d */\
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"movq %[tmp2], %%mm7 \n\t" /* e */\
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"psubw %%mm4, %%mm2 \n\t" /* b-c */\
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"psubw %%mm7, %%mm3 \n\t" /* f-e */\
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"movq %%mm5, %%mm0 \n\t"\
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"psubw %%mm4, %%mm5 \n\t" /* d-c */\
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"psubw %%mm7, %%mm0 \n\t" /* d-e */\
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"movq %%mm2, %%mm4 \n\t"\
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"pminsw %%mm3, %%mm2 \n\t"\
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"pmaxsw %%mm4, %%mm3 \n\t"\
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"pmaxsw %%mm5, %%mm2 \n\t"\
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"pminsw %%mm5, %%mm3 \n\t"\
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"pmaxsw %%mm0, %%mm2 \n\t" /* max */\
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"pminsw %%mm0, %%mm3 \n\t" /* min */\
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"pxor %%mm4, %%mm4 \n\t"\
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"pmaxsw %%mm3, %%mm6 \n\t"\
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"psubw %%mm2, %%mm4 \n\t" /* -max */\
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"pmaxsw %%mm4, %%mm6 \n\t" /* diff= MAX3(diff, min, -max); */\
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"1: \n\t"\
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\
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"movq %[tmp1], %%mm2 \n\t" /* d */\
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"movq %%mm2, %%mm3 \n\t"\
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"psubw %%mm6, %%mm2 \n\t" /* d-diff */\
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"paddw %%mm6, %%mm3 \n\t" /* d+diff */\
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"pmaxsw %%mm2, %%mm1 \n\t"\
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"pminsw %%mm3, %%mm1 \n\t" /* d = clip(spatial_pred, d-diff, d+diff); */\
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"packuswb %%mm1, %%mm1 \n\t"\
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\
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:[tmp0]"=m"(tmp0),\
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[tmp1]"=m"(tmp1),\
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[tmp2]"=m"(tmp2),\
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[tmp3]"=m"(tmp3)\
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:[prev] "r"(prev),\
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[cur] "r"(cur),\
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[next] "r"(next),\
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[prefs]"r"((x86_reg)refs),\
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[mrefs]"r"((x86_reg)-refs),\
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[mode] "g"(mode)\
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);\
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__asm__ volatile("movd %%mm1, %0" :"=m"(*dst));\
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dst += 4;\
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prev+= 4;\
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cur += 4;\
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next+= 4;\
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}
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if (parity) {
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#define prev2 "prev"
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#define next2 "cur"
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FILTER
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#undef prev2
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#undef next2
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} else {
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#define prev2 "cur"
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#define next2 "next"
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FILTER
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#undef prev2
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#undef next2
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}
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}
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#undef LOAD4
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#undef PABS
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#undef CHECK
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#undef CHECK1
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#undef CHECK2
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#undef FILTER
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#if HAVE_MMX
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#undef RENAME
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#define RENAME(a) a ## _mmx
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#include "yadif_template.c"
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#endif
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268
libavfilter/x86/yadif_template.c
Normal file
268
libavfilter/x86/yadif_template.c
Normal file
@ -0,0 +1,268 @@
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/*
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* Copyright (C) 2006 Michael Niedermayer <michaelni@gmx.at>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifdef COMPILE_TEMPLATE_SSE
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#define MM "%%xmm"
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#define MOV "movq"
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#define MOVQ "movdqa"
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#define MOVQU "movdqu"
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#define STEP 8
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#define LOAD(mem,dst) \
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MOV" "mem", "dst" \n\t"\
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"punpcklbw "MM"7, "dst" \n\t"
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#define PSRL1(reg) "psrldq $1, "reg" \n\t"
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#define PSRL2(reg) "psrldq $2, "reg" \n\t"
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#define PSHUF(src,dst) "movdqa "dst", "src" \n\t"\
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"psrldq $2, "src" \n\t"
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#else
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#define MM "%%mm"
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#define MOV "movd"
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#define MOVQ "movq"
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#define MOVQU "movq"
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#define STEP 4
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#define LOAD(mem,dst) \
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MOV" "mem", "dst" \n\t"\
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"punpcklbw "MM"7, "dst" \n\t"
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#define PSRL1(reg) "psrlq $8, "reg" \n\t"
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#define PSRL2(reg) "psrlq $16, "reg" \n\t"
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#define PSHUF(src,dst) "pshufw $9, "dst", "src" \n\t"
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#endif
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#ifdef COMPILE_TEMPLATE_SSSE3
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#define PABS(tmp,dst) \
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"pabsw "dst", "dst" \n\t"
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#else
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#define PABS(tmp,dst) \
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"pxor "tmp", "tmp" \n\t"\
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"psubw "dst", "tmp" \n\t"\
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"pmaxsw "tmp", "dst" \n\t"
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#endif
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#define CHECK(pj,mj) \
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MOVQU" "#pj"(%[cur],%[mrefs]), "MM"2 \n\t" /* cur[x-refs-1+j] */\
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MOVQU" "#mj"(%[cur],%[prefs]), "MM"3 \n\t" /* cur[x+refs-1-j] */\
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MOVQ" "MM"2, "MM"4 \n\t"\
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MOVQ" "MM"2, "MM"5 \n\t"\
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"pxor "MM"3, "MM"4 \n\t"\
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"pavgb "MM"3, "MM"5 \n\t"\
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"pand "MANGLE(ff_pb_1)", "MM"4 \n\t"\
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"psubusb "MM"4, "MM"5 \n\t"\
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PSRL1(MM"5") \
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"punpcklbw "MM"7, "MM"5 \n\t" /* (cur[x-refs+j] + cur[x+refs-j])>>1 */\
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MOVQ" "MM"2, "MM"4 \n\t"\
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"psubusb "MM"3, "MM"2 \n\t"\
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"psubusb "MM"4, "MM"3 \n\t"\
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"pmaxub "MM"3, "MM"2 \n\t"\
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MOVQ" "MM"2, "MM"3 \n\t"\
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MOVQ" "MM"2, "MM"4 \n\t" /* ABS(cur[x-refs-1+j] - cur[x+refs-1-j]) */\
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PSRL1(MM"3") /* ABS(cur[x-refs +j] - cur[x+refs -j]) */\
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PSRL2(MM"4") /* ABS(cur[x-refs+1+j] - cur[x+refs+1-j]) */\
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"punpcklbw "MM"7, "MM"2 \n\t"\
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"punpcklbw "MM"7, "MM"3 \n\t"\
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"punpcklbw "MM"7, "MM"4 \n\t"\
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"paddw "MM"3, "MM"2 \n\t"\
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"paddw "MM"4, "MM"2 \n\t" /* score */
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#define CHECK1 \
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MOVQ" "MM"0, "MM"3 \n\t"\
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"pcmpgtw "MM"2, "MM"3 \n\t" /* if(score < spatial_score) */\
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"pminsw "MM"2, "MM"0 \n\t" /* spatial_score= score; */\
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MOVQ" "MM"3, "MM"6 \n\t"\
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"pand "MM"3, "MM"5 \n\t"\
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"pandn "MM"1, "MM"3 \n\t"\
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"por "MM"5, "MM"3 \n\t"\
|
||||
MOVQ" "MM"3, "MM"1 \n\t" /* spatial_pred= (cur[x-refs+j] + cur[x+refs-j])>>1; */
|
||||
|
||||
#define CHECK2 /* pretend not to have checked dir=2 if dir=1 was bad.\
|
||||
hurts both quality and speed, but matches the C version. */\
|
||||
"paddw "MANGLE(ff_pw_1)", "MM"6 \n\t"\
|
||||
"psllw $14, "MM"6 \n\t"\
|
||||
"paddsw "MM"6, "MM"2 \n\t"\
|
||||
MOVQ" "MM"0, "MM"3 \n\t"\
|
||||
"pcmpgtw "MM"2, "MM"3 \n\t"\
|
||||
"pminsw "MM"2, "MM"0 \n\t"\
|
||||
"pand "MM"3, "MM"5 \n\t"\
|
||||
"pandn "MM"1, "MM"3 \n\t"\
|
||||
"por "MM"5, "MM"3 \n\t"\
|
||||
MOVQ" "MM"3, "MM"1 \n\t"
|
||||
|
||||
void RENAME(ff_yadif_filter_line)(uint8_t *dst,
|
||||
uint8_t *prev, uint8_t *cur, uint8_t *next,
|
||||
int w, int refs, int parity, int mode)
|
||||
{
|
||||
DECLARE_ALIGNED(16, uint8_t, tmp0[16]);
|
||||
DECLARE_ALIGNED(16, uint8_t, tmp1[16]);
|
||||
DECLARE_ALIGNED(16, uint8_t, tmp2[16]);
|
||||
DECLARE_ALIGNED(16, uint8_t, tmp3[16]);
|
||||
int x;
|
||||
|
||||
#define FILTER\
|
||||
for(x=0; x<w; x+=STEP){\
|
||||
__asm__ volatile(\
|
||||
"pxor "MM"7, "MM"7 \n\t"\
|
||||
LOAD("(%[cur],%[mrefs])", MM"0") /* c = cur[x-refs] */\
|
||||
LOAD("(%[cur],%[prefs])", MM"1") /* e = cur[x+refs] */\
|
||||
LOAD("(%["prev2"])", MM"2") /* prev2[x] */\
|
||||
LOAD("(%["next2"])", MM"3") /* next2[x] */\
|
||||
MOVQ" "MM"3, "MM"4 \n\t"\
|
||||
"paddw "MM"2, "MM"3 \n\t"\
|
||||
"psraw $1, "MM"3 \n\t" /* d = (prev2[x] + next2[x])>>1 */\
|
||||
MOVQ" "MM"0, %[tmp0] \n\t" /* c */\
|
||||
MOVQ" "MM"3, %[tmp1] \n\t" /* d */\
|
||||
MOVQ" "MM"1, %[tmp2] \n\t" /* e */\
|
||||
"psubw "MM"4, "MM"2 \n\t"\
|
||||
PABS( MM"4", MM"2") /* temporal_diff0 */\
|
||||
LOAD("(%[prev],%[mrefs])", MM"3") /* prev[x-refs] */\
|
||||
LOAD("(%[prev],%[prefs])", MM"4") /* prev[x+refs] */\
|
||||
"psubw "MM"0, "MM"3 \n\t"\
|
||||
"psubw "MM"1, "MM"4 \n\t"\
|
||||
PABS( MM"5", MM"3")\
|
||||
PABS( MM"5", MM"4")\
|
||||
"paddw "MM"4, "MM"3 \n\t" /* temporal_diff1 */\
|
||||
"psrlw $1, "MM"2 \n\t"\
|
||||
"psrlw $1, "MM"3 \n\t"\
|
||||
"pmaxsw "MM"3, "MM"2 \n\t"\
|
||||
LOAD("(%[next],%[mrefs])", MM"3") /* next[x-refs] */\
|
||||
LOAD("(%[next],%[prefs])", MM"4") /* next[x+refs] */\
|
||||
"psubw "MM"0, "MM"3 \n\t"\
|
||||
"psubw "MM"1, "MM"4 \n\t"\
|
||||
PABS( MM"5", MM"3")\
|
||||
PABS( MM"5", MM"4")\
|
||||
"paddw "MM"4, "MM"3 \n\t" /* temporal_diff2 */\
|
||||
"psrlw $1, "MM"3 \n\t"\
|
||||
"pmaxsw "MM"3, "MM"2 \n\t"\
|
||||
MOVQ" "MM"2, %[tmp3] \n\t" /* diff */\
|
||||
\
|
||||
"paddw "MM"0, "MM"1 \n\t"\
|
||||
"paddw "MM"0, "MM"0 \n\t"\
|
||||
"psubw "MM"1, "MM"0 \n\t"\
|
||||
"psrlw $1, "MM"1 \n\t" /* spatial_pred */\
|
||||
PABS( MM"2", MM"0") /* ABS(c-e) */\
|
||||
\
|
||||
MOVQU" -1(%[cur],%[mrefs]), "MM"2 \n\t" /* cur[x-refs-1] */\
|
||||
MOVQU" -1(%[cur],%[prefs]), "MM"3 \n\t" /* cur[x+refs-1] */\
|
||||
MOVQ" "MM"2, "MM"4 \n\t"\
|
||||
"psubusb "MM"3, "MM"2 \n\t"\
|
||||
"psubusb "MM"4, "MM"3 \n\t"\
|
||||
"pmaxub "MM"3, "MM"2 \n\t"\
|
||||
PSHUF(MM"3", MM"2") \
|
||||
"punpcklbw "MM"7, "MM"2 \n\t" /* ABS(cur[x-refs-1] - cur[x+refs-1]) */\
|
||||
"punpcklbw "MM"7, "MM"3 \n\t" /* ABS(cur[x-refs+1] - cur[x+refs+1]) */\
|
||||
"paddw "MM"2, "MM"0 \n\t"\
|
||||
"paddw "MM"3, "MM"0 \n\t"\
|
||||
"psubw "MANGLE(ff_pw_1)", "MM"0 \n\t" /* spatial_score */\
|
||||
\
|
||||
CHECK(-2,0)\
|
||||
CHECK1\
|
||||
CHECK(-3,1)\
|
||||
CHECK2\
|
||||
CHECK(0,-2)\
|
||||
CHECK1\
|
||||
CHECK(1,-3)\
|
||||
CHECK2\
|
||||
\
|
||||
/* if(p->mode<2) ... */\
|
||||
MOVQ" %[tmp3], "MM"6 \n\t" /* diff */\
|
||||
"cmpl $2, %[mode] \n\t"\
|
||||
"jge 1f \n\t"\
|
||||
LOAD("(%["prev2"],%[mrefs],2)", MM"2") /* prev2[x-2*refs] */\
|
||||
LOAD("(%["next2"],%[mrefs],2)", MM"4") /* next2[x-2*refs] */\
|
||||
LOAD("(%["prev2"],%[prefs],2)", MM"3") /* prev2[x+2*refs] */\
|
||||
LOAD("(%["next2"],%[prefs],2)", MM"5") /* next2[x+2*refs] */\
|
||||
"paddw "MM"4, "MM"2 \n\t"\
|
||||
"paddw "MM"5, "MM"3 \n\t"\
|
||||
"psrlw $1, "MM"2 \n\t" /* b */\
|
||||
"psrlw $1, "MM"3 \n\t" /* f */\
|
||||
MOVQ" %[tmp0], "MM"4 \n\t" /* c */\
|
||||
MOVQ" %[tmp1], "MM"5 \n\t" /* d */\
|
||||
MOVQ" %[tmp2], "MM"7 \n\t" /* e */\
|
||||
"psubw "MM"4, "MM"2 \n\t" /* b-c */\
|
||||
"psubw "MM"7, "MM"3 \n\t" /* f-e */\
|
||||
MOVQ" "MM"5, "MM"0 \n\t"\
|
||||
"psubw "MM"4, "MM"5 \n\t" /* d-c */\
|
||||
"psubw "MM"7, "MM"0 \n\t" /* d-e */\
|
||||
MOVQ" "MM"2, "MM"4 \n\t"\
|
||||
"pminsw "MM"3, "MM"2 \n\t"\
|
||||
"pmaxsw "MM"4, "MM"3 \n\t"\
|
||||
"pmaxsw "MM"5, "MM"2 \n\t"\
|
||||
"pminsw "MM"5, "MM"3 \n\t"\
|
||||
"pmaxsw "MM"0, "MM"2 \n\t" /* max */\
|
||||
"pminsw "MM"0, "MM"3 \n\t" /* min */\
|
||||
"pxor "MM"4, "MM"4 \n\t"\
|
||||
"pmaxsw "MM"3, "MM"6 \n\t"\
|
||||
"psubw "MM"2, "MM"4 \n\t" /* -max */\
|
||||
"pmaxsw "MM"4, "MM"6 \n\t" /* diff= MAX3(diff, min, -max); */\
|
||||
"1: \n\t"\
|
||||
\
|
||||
MOVQ" %[tmp1], "MM"2 \n\t" /* d */\
|
||||
MOVQ" "MM"2, "MM"3 \n\t"\
|
||||
"psubw "MM"6, "MM"2 \n\t" /* d-diff */\
|
||||
"paddw "MM"6, "MM"3 \n\t" /* d+diff */\
|
||||
"pmaxsw "MM"2, "MM"1 \n\t"\
|
||||
"pminsw "MM"3, "MM"1 \n\t" /* d = clip(spatial_pred, d-diff, d+diff); */\
|
||||
"packuswb "MM"1, "MM"1 \n\t"\
|
||||
\
|
||||
:[tmp0]"=m"(tmp0),\
|
||||
[tmp1]"=m"(tmp1),\
|
||||
[tmp2]"=m"(tmp2),\
|
||||
[tmp3]"=m"(tmp3)\
|
||||
:[prev] "r"(prev),\
|
||||
[cur] "r"(cur),\
|
||||
[next] "r"(next),\
|
||||
[prefs]"r"((x86_reg)refs),\
|
||||
[mrefs]"r"((x86_reg)-refs),\
|
||||
[mode] "g"(mode)\
|
||||
);\
|
||||
__asm__ volatile(MOV" "MM"1, %0" :"=m"(*dst));\
|
||||
dst += STEP;\
|
||||
prev+= STEP;\
|
||||
cur += STEP;\
|
||||
next+= STEP;\
|
||||
}
|
||||
|
||||
if (parity) {
|
||||
#define prev2 "prev"
|
||||
#define next2 "cur"
|
||||
FILTER
|
||||
#undef prev2
|
||||
#undef next2
|
||||
} else {
|
||||
#define prev2 "cur"
|
||||
#define next2 "next"
|
||||
FILTER
|
||||
#undef prev2
|
||||
#undef next2
|
||||
}
|
||||
}
|
||||
#undef STEP
|
||||
#undef MM
|
||||
#undef MOV
|
||||
#undef MOVQ
|
||||
#undef MOVQU
|
||||
#undef PSHUF
|
||||
#undef PSRL1
|
||||
#undef PSRL2
|
||||
#undef LOAD
|
||||
#undef PABS
|
||||
#undef CHECK
|
||||
#undef CHECK1
|
||||
#undef CHECK2
|
||||
#undef FILTER
|
||||
|
||||
Loading…
Reference in New Issue
Block a user