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Move emms_c() from libavcodec to libavutil.

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This commit is contained in:
Ronald S. Bultje 2011-05-24 13:04:38 -04:00
parent 7ca5338b49
commit e973557211
2 changed files with 15 additions and 19 deletions
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20
libavcodec/dsputil.h
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@ -630,13 +630,6 @@ static inline int get_penalty_factor(int lambda, int lambda2, int type){
}
}
/**
* Empty mmx state.
* this must be called between any dsp function and float/double code.
* for example sin(); dsp->idct_put(); emms_c(); cos()
*/
#define emms_c()
void dsputil_init_alpha(DSPContext* c, AVCodecContext *avctx);
void dsputil_init_arm(DSPContext* c, AVCodecContext *avctx);
void dsputil_init_bfin(DSPContext* c, AVCodecContext *avctx);
@ -654,18 +647,7 @@ void ff_intrax8dsp_init(DSPContext* c, AVCodecContext *avctx);
void ff_mlp_init(DSPContext* c, AVCodecContext *avctx);
void ff_mlp_init_x86(DSPContext* c, AVCodecContext *avctx);
#if HAVE_MMX
#undef emms_c
static inline void emms(void)
{
__asm__ volatile ("emms;":::"memory");
}
#define emms_c() emms()
#elif ARCH_ARM
#if ARCH_ARM
#if HAVE_NEON
# define STRIDE_ALIGN 16

14
libavutil/internal.h
View File

@ -223,4 +223,18 @@
# define ONLY_IF_THREADS_ENABLED(x) NULL
#endif
#if HAVE_MMX
/**
* Empty mmx state.
* this must be called between any dsp function and float/double code.
* for example sin(); dsp->idct_put(); emms_c(); cos()
*/
static av_always_inline void emms_c(void)
{
__asm__ volatile ("emms" ::: "memory");
}
#else /* HAVE_MMX */
#define emms_c()
#endif /* HAVE_MMX */
#endif /* AVUTIL_INTERNAL_H */