From c7a0e6827fb1e1f886e05789ac9aa312c0817c14 Mon Sep 17 00:00:00 2001 From: michael Date: Tue, 18 Dec 2001 02:13:49 +0000 Subject: mmx opt git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@3577 b3059339-0415-0410-9bf9-f77b7e298cf2 --- liba52/resample.c | 36 ++++++++++++++++++++++++++++++++++++ liba52/resample_c.c | 36 ++++++++++++++++++++++++++++++++++++ liba52/resample_mmx.c | 36 ++++++++++++++++++++++++++++++++++++ 3 files changed, 108 insertions(+) (limited to 'liba52') diff --git a/liba52/resample.c b/liba52/resample.c index b73d54d424..e78f26f304 100644 --- a/liba52/resample.c +++ b/liba52/resample.c @@ -267,12 +267,48 @@ int a52_resample(float * _f, int16_t * s16) case A52_CHANNEL | A52_LFE: case A52_STEREO | A52_LFE: case A52_DOLBY | A52_LFE: +#ifdef HAVE_MMX + asm volatile( + "movl $-1024, %%esi \n\t" + "movq magicF2W, %%mm7 \n\t" + "pxor %%mm6, %%mm6 \n\t" + "1: \n\t" + "movq 1024(%1, %%esi), %%mm0 \n\t" + "movq 2048(%1, %%esi), %%mm1 \n\t" + "movq (%1, %%esi), %%mm5 \n\t" + "psubd %%mm7, %%mm0 \n\t" + "psubd %%mm7, %%mm1 \n\t" + "psubd %%mm7, %%mm5 \n\t" + "leal (%%esi, %%esi, 2), %%edi \n\t" + + "pxor %%mm4, %%mm4 \n\t" + "packssdw %%mm5, %%mm0 \n\t" // FfAa + "packssdw %%mm4, %%mm1 \n\t" // 00Bb + "punpckhwd %%mm0, %%mm4 \n\t" // F0f0 + "punpcklwd %%mm1, %%mm0 \n\t" // BAba + "movq %%mm0, %%mm1 \n\t" // BAba + "punpckldq %%mm4, %%mm3 \n\t" // f0XX + "punpckldq %%mm6, %%mm0 \n\t" // 00ba + "punpckhdq %%mm1, %%mm3 \n\t" // BAf0 + + "movq %%mm0, (%0, %%edi) \n\t" // 00ba + "punpckhdq %%mm4, %%mm0 \n\t" // F000 + "movq %%mm3, 8(%0, %%edi) \n\t" // BAf0 + "movq %%mm0, 16(%0, %%edi) \n\t" // F000 + "addl $8, %%esi \n\t" + " jnz 1b \n\t" + "emms \n\t" + :: "r" (s16+1536), "r" (f+256) + :"%esi", "%edi", "memory" + ); +#else for (i = 0; i < 256; i++) { s16[6*i] = convert (f[i+256]); s16[6*i+1] = convert (f[i+512]); s16[6*i+2] = s16[6*i+3] = s16[6*i+4] = 0; s16[6*i+5] = convert (f[i]); } +#endif break; case A52_3F | A52_LFE: for (i = 0; i < 256; i++) { diff --git a/liba52/resample_c.c b/liba52/resample_c.c index b73d54d424..e78f26f304 100644 --- a/liba52/resample_c.c +++ b/liba52/resample_c.c @@ -267,12 +267,48 @@ int a52_resample(float * _f, int16_t * s16) case A52_CHANNEL | A52_LFE: case A52_STEREO | A52_LFE: case A52_DOLBY | A52_LFE: +#ifdef HAVE_MMX + asm volatile( + "movl $-1024, %%esi \n\t" + "movq magicF2W, %%mm7 \n\t" + "pxor %%mm6, %%mm6 \n\t" + "1: \n\t" + "movq 1024(%1, %%esi), %%mm0 \n\t" + "movq 2048(%1, %%esi), %%mm1 \n\t" + "movq (%1, %%esi), %%mm5 \n\t" + "psubd %%mm7, %%mm0 \n\t" + "psubd %%mm7, %%mm1 \n\t" + "psubd %%mm7, %%mm5 \n\t" + "leal (%%esi, %%esi, 2), %%edi \n\t" + + "pxor %%mm4, %%mm4 \n\t" + "packssdw %%mm5, %%mm0 \n\t" // FfAa + "packssdw %%mm4, %%mm1 \n\t" // 00Bb + "punpckhwd %%mm0, %%mm4 \n\t" // F0f0 + "punpcklwd %%mm1, %%mm0 \n\t" // BAba + "movq %%mm0, %%mm1 \n\t" // BAba + "punpckldq %%mm4, %%mm3 \n\t" // f0XX + "punpckldq %%mm6, %%mm0 \n\t" // 00ba + "punpckhdq %%mm1, %%mm3 \n\t" // BAf0 + + "movq %%mm0, (%0, %%edi) \n\t" // 00ba + "punpckhdq %%mm4, %%mm0 \n\t" // F000 + "movq %%mm3, 8(%0, %%edi) \n\t" // BAf0 + "movq %%mm0, 16(%0, %%edi) \n\t" // F000 + "addl $8, %%esi \n\t" + " jnz 1b \n\t" + "emms \n\t" + :: "r" (s16+1536), "r" (f+256) + :"%esi", "%edi", "memory" + ); +#else for (i = 0; i < 256; i++) { s16[6*i] = convert (f[i+256]); s16[6*i+1] = convert (f[i+512]); s16[6*i+2] = s16[6*i+3] = s16[6*i+4] = 0; s16[6*i+5] = convert (f[i]); } +#endif break; case A52_3F | A52_LFE: for (i = 0; i < 256; i++) { diff --git a/liba52/resample_mmx.c b/liba52/resample_mmx.c index b73d54d424..e78f26f304 100644 --- a/liba52/resample_mmx.c +++ b/liba52/resample_mmx.c @@ -267,12 +267,48 @@ int a52_resample(float * _f, int16_t * s16) case A52_CHANNEL | A52_LFE: case A52_STEREO | A52_LFE: case A52_DOLBY | A52_LFE: +#ifdef HAVE_MMX + asm volatile( + "movl $-1024, %%esi \n\t" + "movq magicF2W, %%mm7 \n\t" + "pxor %%mm6, %%mm6 \n\t" + "1: \n\t" + "movq 1024(%1, %%esi), %%mm0 \n\t" + "movq 2048(%1, %%esi), %%mm1 \n\t" + "movq (%1, %%esi), %%mm5 \n\t" + "psubd %%mm7, %%mm0 \n\t" + "psubd %%mm7, %%mm1 \n\t" + "psubd %%mm7, %%mm5 \n\t" + "leal (%%esi, %%esi, 2), %%edi \n\t" + + "pxor %%mm4, %%mm4 \n\t" + "packssdw %%mm5, %%mm0 \n\t" // FfAa + "packssdw %%mm4, %%mm1 \n\t" // 00Bb + "punpckhwd %%mm0, %%mm4 \n\t" // F0f0 + "punpcklwd %%mm1, %%mm0 \n\t" // BAba + "movq %%mm0, %%mm1 \n\t" // BAba + "punpckldq %%mm4, %%mm3 \n\t" // f0XX + "punpckldq %%mm6, %%mm0 \n\t" // 00ba + "punpckhdq %%mm1, %%mm3 \n\t" // BAf0 + + "movq %%mm0, (%0, %%edi) \n\t" // 00ba + "punpckhdq %%mm4, %%mm0 \n\t" // F000 + "movq %%mm3, 8(%0, %%edi) \n\t" // BAf0 + "movq %%mm0, 16(%0, %%edi) \n\t" // F000 + "addl $8, %%esi \n\t" + " jnz 1b \n\t" + "emms \n\t" + :: "r" (s16+1536), "r" (f+256) + :"%esi", "%edi", "memory" + ); +#else for (i = 0; i < 256; i++) { s16[6*i] = convert (f[i+256]); s16[6*i+1] = convert (f[i+512]); s16[6*i+2] = s16[6*i+3] = s16[6*i+4] = 0; s16[6*i+5] = convert (f[i]); } +#endif break; case A52_3F | A52_LFE: for (i = 0; i < 256; i++) { -- cgit v1.2.3