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Merge commit '6a8561dbd7c078eb75985f7011ad1ad3fda9e223' 

* commit '6a8561dbd7c078eb75985f7011ad1ad3fda9e223':
  x86: Factorize duplicated inline assembly snippets

Merged-by: Michael Niedermayer <michaelni@gmx.at>
tags/n2.0
Michael Niedermayer 13 years ago
parent
03b81df9e6 6a8561dbd7
commit
c2a0833c09
3 changed files with 76 additions and 130 deletions
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  1. +0
    -54
      libavcodec/x86/dsputil_mmx.c
  2. +76
    -0
      libavcodec/x86/dsputil_mmx.h
  3. +0
    -76
      libavcodec/x86/hpeldsp_init.c

+ 0
- 54
libavcodec/x86/dsputil_mmx.c View File

@@ -111,60 +111,6 @@ void ff_put_no_rnd_mpeg4_qpel8_v_lowpass_mmxext(uint8_t *dst, uint8_t *src,

#if HAVE_INLINE_ASM

#define JUMPALIGN() __asm__ volatile (".p2align 3"::)
#define MOVQ_ZERO(regd) __asm__ volatile ("pxor %%"#regd", %%"#regd ::)

#define MOVQ_BFE(regd) \
__asm__ volatile ( \
"pcmpeqd %%"#regd", %%"#regd" \n\t" \
"paddb %%"#regd", %%"#regd" \n\t" ::)

#ifndef PIC
#define MOVQ_BONE(regd) __asm__ volatile ("movq %0, %%"#regd" \n\t" :: "m"(ff_bone))
#define MOVQ_WTWO(regd) __asm__ volatile ("movq %0, %%"#regd" \n\t" :: "m"(ff_wtwo))
#else
// for shared library it's better to use this way for accessing constants
// pcmpeqd -> -1
#define MOVQ_BONE(regd) \
__asm__ volatile ( \
"pcmpeqd %%"#regd", %%"#regd" \n\t" \
"psrlw $15, %%"#regd" \n\t" \
"packuswb %%"#regd", %%"#regd" \n\t" ::)

#define MOVQ_WTWO(regd) \
__asm__ volatile ( \
"pcmpeqd %%"#regd", %%"#regd" \n\t" \
"psrlw $15, %%"#regd" \n\t" \
"psllw $1, %%"#regd" \n\t"::)

#endif

// using regr as temporary and for the output result
// first argument is unmodifed and second is trashed
// regfe is supposed to contain 0xfefefefefefefefe
#define PAVGB_MMX(rega, regb, regr, regfe) \
"movq "#rega", "#regr" \n\t" \
"por "#regb", "#regr" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pand "#regfe", "#regb" \n\t" \
"psrlq $1, "#regb" \n\t" \
"psubb "#regb", "#regr" \n\t"

// mm6 is supposed to contain 0xfefefefefefefefe
#define PAVGBP_MMX(rega, regb, regr, regc, regd, regp) \
"movq "#rega", "#regr" \n\t" \
"movq "#regc", "#regp" \n\t" \
"por "#regb", "#regr" \n\t" \
"por "#regd", "#regp" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pxor "#regc", "#regd" \n\t" \
"pand %%mm6, "#regb" \n\t" \
"pand %%mm6, "#regd" \n\t" \
"psrlq $1, "#regd" \n\t" \
"psrlq $1, "#regb" \n\t" \
"psubb "#regb", "#regr" \n\t" \
"psubb "#regd", "#regp" \n\t"

/***********************************/
/* MMX rounding */



+ 76
- 0
libavcodec/x86/dsputil_mmx.h View File

@@ -72,6 +72,82 @@ extern const double ff_pd_2[2];
"pcmpeqd %%" #regd ", %%" #regd " \n\t" \
"psrlw $15, %%" #regd ::)

#define JUMPALIGN() __asm__ volatile (".p2align 3"::)
#define MOVQ_ZERO(regd) __asm__ volatile ("pxor %%"#regd", %%"#regd ::)

#define MOVQ_BFE(regd) \
__asm__ volatile ( \
"pcmpeqd %%"#regd", %%"#regd" \n\t" \
"paddb %%"#regd", %%"#regd" \n\t" ::)

#ifndef PIC
#define MOVQ_BONE(regd) __asm__ volatile ("movq %0, %%"#regd" \n\t" :: "m"(ff_bone))
#define MOVQ_WTWO(regd) __asm__ volatile ("movq %0, %%"#regd" \n\t" :: "m"(ff_wtwo))
#else
// for shared library it's better to use this way for accessing constants
// pcmpeqd -> -1
#define MOVQ_BONE(regd) \
__asm__ volatile ( \
"pcmpeqd %%"#regd", %%"#regd" \n\t" \
"psrlw $15, %%"#regd" \n\t" \
"packuswb %%"#regd", %%"#regd" \n\t" ::)

#define MOVQ_WTWO(regd) \
__asm__ volatile ( \
"pcmpeqd %%"#regd", %%"#regd" \n\t" \
"psrlw $15, %%"#regd" \n\t" \
"psllw $1, %%"#regd" \n\t"::)

#endif

// using regr as temporary and for the output result
// first argument is unmodifed and second is trashed
// regfe is supposed to contain 0xfefefefefefefefe
#define PAVGB_MMX_NO_RND(rega, regb, regr, regfe) \
"movq "#rega", "#regr" \n\t" \
"pand "#regb", "#regr" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pand "#regfe", "#regb" \n\t" \
"psrlq $1, "#regb" \n\t" \
"paddb "#regb", "#regr" \n\t"

#define PAVGB_MMX(rega, regb, regr, regfe) \
"movq "#rega", "#regr" \n\t" \
"por "#regb", "#regr" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pand "#regfe", "#regb" \n\t" \
"psrlq $1, "#regb" \n\t" \
"psubb "#regb", "#regr" \n\t"

// mm6 is supposed to contain 0xfefefefefefefefe
#define PAVGBP_MMX_NO_RND(rega, regb, regr, regc, regd, regp) \
"movq "#rega", "#regr" \n\t" \
"movq "#regc", "#regp" \n\t" \
"pand "#regb", "#regr" \n\t" \
"pand "#regd", "#regp" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pxor "#regc", "#regd" \n\t" \
"pand %%mm6, "#regb" \n\t" \
"pand %%mm6, "#regd" \n\t" \
"psrlq $1, "#regb" \n\t" \
"psrlq $1, "#regd" \n\t" \
"paddb "#regb", "#regr" \n\t" \
"paddb "#regd", "#regp" \n\t"

#define PAVGBP_MMX(rega, regb, regr, regc, regd, regp) \
"movq "#rega", "#regr" \n\t" \
"movq "#regc", "#regp" \n\t" \
"por "#regb", "#regr" \n\t" \
"por "#regd", "#regp" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pxor "#regc", "#regd" \n\t" \
"pand %%mm6, "#regb" \n\t" \
"pand %%mm6, "#regd" \n\t" \
"psrlq $1, "#regd" \n\t" \
"psrlq $1, "#regb" \n\t" \
"psubb "#regb", "#regr" \n\t" \
"psubb "#regd", "#regp" \n\t"

void ff_dsputilenc_init_mmx(DSPContext* c, AVCodecContext *avctx);
void ff_dsputil_init_pix_mmx(DSPContext* c, AVCodecContext *avctx);



+ 0
- 76
libavcodec/x86/hpeldsp_init.c View File

@@ -77,82 +77,6 @@ void ff_avg_pixels8_xy2_3dnow(uint8_t *block, const uint8_t *pixels,

#if HAVE_INLINE_ASM

#define JUMPALIGN() __asm__ volatile (".p2align 3"::)
#define MOVQ_ZERO(regd) __asm__ volatile ("pxor %%"#regd", %%"#regd ::)

#define MOVQ_BFE(regd) \
__asm__ volatile ( \
"pcmpeqd %%"#regd", %%"#regd" \n\t" \
"paddb %%"#regd", %%"#regd" \n\t" ::)

#ifndef PIC
#define MOVQ_BONE(regd) __asm__ volatile ("movq %0, %%"#regd" \n\t" :: "m"(ff_bone))
#define MOVQ_WTWO(regd) __asm__ volatile ("movq %0, %%"#regd" \n\t" :: "m"(ff_wtwo))
#else
// for shared library it's better to use this way for accessing constants
// pcmpeqd -> -1
#define MOVQ_BONE(regd) \
__asm__ volatile ( \
"pcmpeqd %%"#regd", %%"#regd" \n\t" \
"psrlw $15, %%"#regd" \n\t" \
"packuswb %%"#regd", %%"#regd" \n\t" ::)

#define MOVQ_WTWO(regd) \
__asm__ volatile ( \
"pcmpeqd %%"#regd", %%"#regd" \n\t" \
"psrlw $15, %%"#regd" \n\t" \
"psllw $1, %%"#regd" \n\t"::)

#endif

// using regr as temporary and for the output result
// first argument is unmodifed and second is trashed
// regfe is supposed to contain 0xfefefefefefefefe
#define PAVGB_MMX_NO_RND(rega, regb, regr, regfe) \
"movq "#rega", "#regr" \n\t" \
"pand "#regb", "#regr" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pand "#regfe", "#regb" \n\t" \
"psrlq $1, "#regb" \n\t" \
"paddb "#regb", "#regr" \n\t"

#define PAVGB_MMX(rega, regb, regr, regfe) \
"movq "#rega", "#regr" \n\t" \
"por "#regb", "#regr" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pand "#regfe", "#regb" \n\t" \
"psrlq $1, "#regb" \n\t" \
"psubb "#regb", "#regr" \n\t"

// mm6 is supposed to contain 0xfefefefefefefefe
#define PAVGBP_MMX_NO_RND(rega, regb, regr, regc, regd, regp) \
"movq "#rega", "#regr" \n\t" \
"movq "#regc", "#regp" \n\t" \
"pand "#regb", "#regr" \n\t" \
"pand "#regd", "#regp" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pxor "#regc", "#regd" \n\t" \
"pand %%mm6, "#regb" \n\t" \
"pand %%mm6, "#regd" \n\t" \
"psrlq $1, "#regb" \n\t" \
"psrlq $1, "#regd" \n\t" \
"paddb "#regb", "#regr" \n\t" \
"paddb "#regd", "#regp" \n\t"

#define PAVGBP_MMX(rega, regb, regr, regc, regd, regp) \
"movq "#rega", "#regr" \n\t" \
"movq "#regc", "#regp" \n\t" \
"por "#regb", "#regr" \n\t" \
"por "#regd", "#regp" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pxor "#regc", "#regd" \n\t" \
"pand %%mm6, "#regb" \n\t" \
"pand %%mm6, "#regd" \n\t" \
"psrlq $1, "#regd" \n\t" \
"psrlq $1, "#regb" \n\t" \
"psubb "#regb", "#regr" \n\t" \
"psubb "#regd", "#regp" \n\t"

/***********************************/
/* MMX no rounding */
#define NO_RND 1


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