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x86: move some inline asm macros to the only places they are used

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Signed-off-by: Mans Rullgard <mans@mansr.com>
This commit is contained in:
Mans Rullgard 2012-06-22 22:10:31 +01:00
parent 41e637e449
commit 685f5438bb
3 changed files with 34 additions and 34 deletions
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6
libavcodec/x86/cavsdsp_mmx.c
View File

@ -29,6 +29,12 @@
#include "libavcodec/cavsdsp.h"
#include "dsputil_mmx.h"
/* in/out: mma=mma+mmb, mmb=mmb-mma */
#define SUMSUB_BA( a, b ) \
"paddw "#b", "#a" \n\t"\
"paddw "#b", "#b" \n\t"\
"psubw "#a", "#b" \n\t"
/*****************************************************************************
*
* inverse transform

28
libavcodec/x86/dsputil_mmx.c
View File

@ -630,6 +630,34 @@ static void add_hfyu_median_prediction_cmov(uint8_t *dst, const uint8_t *top,
}
#endif
static inline void transpose4x4(uint8_t *dst, uint8_t *src, x86_reg dst_stride, x86_reg src_stride){
__asm__ volatile( //FIXME could save 1 instruction if done as 8x4 ...
"movd (%1), %%mm0 \n\t"
"add %3, %1 \n\t"
"movd (%1), %%mm1 \n\t"
"movd (%1,%3,1), %%mm2 \n\t"
"movd (%1,%3,2), %%mm3 \n\t"
"punpcklbw %%mm1, %%mm0 \n\t"
"punpcklbw %%mm3, %%mm2 \n\t"
"movq %%mm0, %%mm1 \n\t"
"punpcklwd %%mm2, %%mm0 \n\t"
"punpckhwd %%mm2, %%mm1 \n\t"
"movd %%mm0, (%0) \n\t"
"add %2, %0 \n\t"
"punpckhdq %%mm0, %%mm0 \n\t"
"movd %%mm0, (%0) \n\t"
"movd %%mm1, (%0,%2,1) \n\t"
"punpckhdq %%mm1, %%mm1 \n\t"
"movd %%mm1, (%0,%2,2) \n\t"
: "+&r" (dst),
"+&r" (src)
: "r" (dst_stride),
"r" (src_stride)
: "memory"
);
}
#define H263_LOOP_FILTER \
"pxor %%mm7, %%mm7 \n\t" \
"movq %0, %%mm0 \n\t" \

34
libavcodec/x86/dsputil_mmx.h
View File

@ -78,12 +78,6 @@ extern const double ff_pd_2[2];
"movq "#c", 2*"#stride"+"#out"\n\t"\
"movq "#d", 3*"#stride"+"#out"\n\t"
/* in/out: mma=mma+mmb, mmb=mmb-mma */
#define SUMSUB_BA( a, b ) \
"paddw "#b", "#a" \n\t"\
"paddw "#b", "#b" \n\t"\
"psubw "#a", "#b" \n\t"
#define SBUTTERFLY(a,b,t,n,m)\
"mov" #m " " #a ", " #t " \n\t" /* abcd */\
"punpckl" #n " " #b ", " #a " \n\t" /* aebf */\
@ -95,34 +89,6 @@ extern const double ff_pd_2[2];
SBUTTERFLY(a,c,d,dq,q) /* a=aeim d=bfjn */\
SBUTTERFLY(t,b,c,dq,q) /* t=cgko c=dhlp */
static inline void transpose4x4(uint8_t *dst, uint8_t *src, x86_reg dst_stride, x86_reg src_stride){
__asm__ volatile( //FIXME could save 1 instruction if done as 8x4 ...
"movd (%1), %%mm0 \n\t"
"add %3, %1 \n\t"
"movd (%1), %%mm1 \n\t"
"movd (%1,%3,1), %%mm2 \n\t"
"movd (%1,%3,2), %%mm3 \n\t"
"punpcklbw %%mm1, %%mm0 \n\t"
"punpcklbw %%mm3, %%mm2 \n\t"
"movq %%mm0, %%mm1 \n\t"
"punpcklwd %%mm2, %%mm0 \n\t"
"punpckhwd %%mm2, %%mm1 \n\t"
"movd %%mm0, (%0) \n\t"
"add %2, %0 \n\t"
"punpckhdq %%mm0, %%mm0 \n\t"
"movd %%mm0, (%0) \n\t"
"movd %%mm1, (%0,%2,1) \n\t"
"punpckhdq %%mm1, %%mm1 \n\t"
"movd %%mm1, (%0,%2,2) \n\t"
: "+&r" (dst),
"+&r" (src)
: "r" (dst_stride),
"r" (src_stride)
: "memory"
);
}
// e,f,g,h can be memory
// out: a,d,t,c
#define TRANSPOSE8x4(a,b,c,d,e,f,g,h,t)\