diff options
| -rw-r--r-- | xine_post_swscale.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/xine_post_swscale.c b/xine_post_swscale.c index a574a1da..5c868d0a 100644 --- a/xine_post_swscale.c +++ b/xine_post_swscale.c @@ -17,7 +17,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * - * $Id: xine_post_swscale.c,v 1.3 2008-02-21 04:25:01 phintuka Exp $ + * $Id: xine_post_swscale.c,v 1.4 2008-02-21 18:08:26 phintuka Exp $ * * Simple (faster) resize for avisynth * Copyright (C) 2002 Tom Barry @@ -43,8 +43,14 @@ /*#define DBG(x...)*/ #define DBG(x...) fprintf(stderr, "post_warp: " x) -#define STREAMING_STORE -#define PREFETCH +/*#define STREAMING_STORE_TMP*/ +/*#define STREAMING_STORE*/ +/*#define PREFETCH*/ +/* streaming store and prefetch seems to be slower ... + * Tested with P3 (128M L2) and C2D (4M L2). + * Maybe access pattern is enough simple for HW prefetchers. + */ + /*#define VANILLA*/ /* @@ -586,7 +592,7 @@ static int do_warp_yuy2(uint8_t *dst, const uint8_t *src, " paddw %%xmm2, %%xmm1 \n\t" /* combine lumas */ " paddusw %%xmm0, %%xmm1 \n\t" /* round */ " psrlw $8, %%xmm1 \n\t" /* right adjust luma */ -#ifdef STREAMING_STORE +#ifdef STREAMING_STORE_TMP " movntdq %%xmm1, (%%"REGDI", %%"REGA", 2) \n\t" /* save lumas in our work area */ #else " movdqu %%xmm1, (%%"REGDI", %%"REGA", 2) \n\t" /* save lumas in our work area */ @@ -596,7 +602,7 @@ static int do_warp_yuy2(uint8_t *dst, const uint8_t *src, " psrlw $8, %%xmm3 \n\t" /* right adjust chroma */ " packuswb %%xmm3, %%xmm3 \n\t" /* pack UV's into low dword */ " movdq2q %%xmm3, %%mm1 \n\t" /* save in our work area */ -#ifdef STREAMING_STORE +#ifdef STREAMING_STORE_TMP " movntq %%mm1, (%%"REGB", %%"REGA") \n\t" /* save in our work area */ #else " movq %%mm1, (%%"REGB", %%"REGA") \n\t" /* save in our work area */ @@ -608,7 +614,7 @@ static int do_warp_yuy2(uint8_t *dst, const uint8_t *src, " jz "vLoopSSE2"b \n\t" /* or just loop, or not */ /* done with our SSE2 fortified loop but we may need to pick up the spare change */ -#ifdef STREAMING_STORE +#ifdef STREAMING_STORE_TMP " sfence \n\t" #endif " movl "_src_row_size", %%"REGC" \n\t" /* get count again */ @@ -665,7 +671,7 @@ static int do_warp_yuy2(uint8_t *dst, const uint8_t *src, " paddw %%mm2, %%mm1 \n\t" /* combine lumas */ " paddusw %%mm0, %%mm1 \n\t" /* round */ " psrlw $8, %%mm1 \n\t" /* right adjust luma */ -#ifdef STREAMING_STORE +#ifdef STREAMING_STORE_TMP " movntq %%mm1, (%%"REGDI", %%"REGA", 2) \n\t" /* save lumas in our work area */ #else " movq %%mm1, (%%"REGDI", %%"REGA", 2) \n\t" /* save lumas in our work area */ @@ -680,7 +686,7 @@ static int do_warp_yuy2(uint8_t *dst, const uint8_t *src, " decl %%"REGC" \n\t" " jg "vLoopSSEMMX_Fetch"b \n\t" /* if not on last one loop, prefetch */ " jz "vLoopSSEMMX"b \n\t" /* or just loop, or not */ -#ifdef STREAMING_STORE +#ifdef STREAMING_STORE_TMP " sfence \n\t" #endif " jmp "MoreSpareChange"f \n" /* all done with vertical */ @@ -936,7 +942,7 @@ static int do_warp_yv12(uint8_t *dst, const uint8_t * const src, " psrlw $8, %%xmm2 \n\t" /* right adjust luma */ " packuswb %%xmm2, %%xmm1 \n\t" /* pack words to our 16 byte answer */ -#ifdef STREAMING_STORE +#ifdef STREAMING_STORE_TMP " movntdq %%xmm1, (%%"REGDI", %%"REGA") \n\t" /* save lumas in our work area */ #else " movdqu %%xmm1, (%%"REGDI", %%"REGA") \n\t" /* save lumas in our work area */ @@ -948,7 +954,7 @@ static int do_warp_yv12(uint8_t *dst, const uint8_t * const src, " jz "vLoopSSE2"b \n\t" /* or just loop, or not */ /* done with our SSE2 fortified loop but we may need to pick up the spare change */ -#ifdef STREAMING_STORE +#ifdef STREAMING_STORE_TMP " sfence \n\t" #endif " movl "_src_row_size", %%"REGC" \n\t" /* get count again */ @@ -1010,7 +1016,7 @@ static int do_warp_yv12(uint8_t *dst, const uint8_t * const src, " psrlw $8, %%mm2 \n\t" /* right adjust luma */ " packuswb %%mm2, %%mm1 \n\t" /* pack words to our 16 byte answer */ -#ifdef STREAMING_STORE +#ifdef STREAMING_STORE_TMP " movntq %%mm1, (%%"REGDI", %%"REGA") \n\t" /* save lumas in our work area */ #else " movq %%mm1, (%%"REGDI", %%"REGA") \n\t" /* save lumas in our work area */ @@ -1020,7 +1026,7 @@ static int do_warp_yv12(uint8_t *dst, const uint8_t * const src, " jg "vLoopSSEMMX_Fetch"b \n\t" /* if not on last one loop, prefetch */ " jz "vLoopSSEMMX"b \n\t" /* or just loop, or not */ -#ifdef STREAMING_STORE +#ifdef STREAMING_STORE_TMP " sfence \n\t" #endif " jmp "MoreSpareChange"f \n" /* all done with vertical */ |