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sfence

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Originally committed as revision 2514 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
This commit is contained in:
Nick Kurshev 2001-10-28 13:59:57 +00:00
parent 18224bc9be
commit 79811694c5
2 changed files with 14 additions and 0 deletions
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7
postproc/rgb2rgb.c
View File

@ -23,6 +23,10 @@
#define MOVNTQ "movq" #define MOVNTQ "movq"
#endif #endif
#ifdef HAVE_MMX2
#define SFENCE "sfence"
#endif
void rgb24to32(uint8_t *src,uint8_t *dst,uint32_t src_size) void rgb24to32(uint8_t *src,uint8_t *dst,uint32_t src_size)
{ {
uint8_t *dest = dst; uint8_t *dest = dst;
@ -65,6 +69,9 @@ void rgb24to32(uint8_t *src,uint8_t *dst,uint32_t src_size)
dest += 16; dest += 16;
s += 12; s += 12;
} }
#ifdef SFENCE
__asm __volatile(SFENCE:::"memory");
#endif
__asm __volatile(EMMS:::"memory"); __asm __volatile(EMMS:::"memory");
#endif #endif
while(s < end) while(s < end)

7
postproc/rgb2rgb_template.c
View File

@ -23,6 +23,10 @@
#define MOVNTQ "movq" #define MOVNTQ "movq"
#endif #endif
#ifdef HAVE_MMX2
#define SFENCE "sfence"
#endif
void rgb24to32(uint8_t *src,uint8_t *dst,uint32_t src_size) void rgb24to32(uint8_t *src,uint8_t *dst,uint32_t src_size)
{ {
uint8_t *dest = dst; uint8_t *dest = dst;
@ -65,6 +69,9 @@ void rgb24to32(uint8_t *src,uint8_t *dst,uint32_t src_size)
dest += 16; dest += 16;
s += 12; s += 12;
} }
#ifdef SFENCE
__asm __volatile(SFENCE:::"memory");
#endif
__asm __volatile(EMMS:::"memory"); __asm __volatile(EMMS:::"memory");
#endif #endif
while(s < end) while(s < end)