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Viewing changes to libswscale/rgb2rgb_template.c

  • Committer: Bazaar Package Importer
  • Author(s): Reinhard Tartler
  • Date: 2009-02-05 21:22:01 UTC
  • mfrom: (1.1.4 upstream)
  • Revision ID: james.westby@ubuntu.com-20090205212201-hjhtybuxtm90cbjy
Tags: 3:0.svn20090204-2ubuntu1
* merge from debian. Remaining changes:
  - don't build depend on libfaad-dev

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Lines of Context:
libswscale/rgb2rgb_template.c
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#define MMREG_SIZE 8
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#endif
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#if HAVE_3DNOW
 
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#if HAVE_AMD3DNOW
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#define PREFETCH  "prefetch"
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#define PREFETCHW "prefetchw"
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#define PAVGB     "pavgusb"
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#define PREFETCHW " # nop"
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#endif
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#if HAVE_3DNOW
 
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#if HAVE_AMD3DNOW
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/* On K6 femms is faster than emms. On K7 femms is directly mapped to emms. */
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#define EMMS     "femms"
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#else
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        dst+= dstStride;
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    for (y=1; y<srcHeight; y++){
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#if HAVE_MMX2 || HAVE_3DNOW
 
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#if HAVE_MMX2 || HAVE_AMD3DNOW
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        const long mmxSize= srcWidth&~15;
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        __asm__ volatile(
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        "mov           %4, %%"REG_a"            \n\t"
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        "1:                                         \n\t"
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        PREFETCH"    64(%0, %%"REG_d")              \n\t"
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        PREFETCH"    64(%1, %%"REG_d")              \n\t"
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#if HAVE_MMX2 || HAVE_3DNOW
 
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#if HAVE_MMX2 || HAVE_AMD3DNOW
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        "movq          (%0, %%"REG_d"), %%mm0       \n\t"
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        "movq          (%1, %%"REG_d"), %%mm1       \n\t"
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        "movq         6(%0, %%"REG_d"), %%mm2       \n\t"
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        "packssdw                %%mm1, %%mm0       \n\t" // V1 V0 U1 U0
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        "psraw                      $7, %%mm0       \n\t"
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#if HAVE_MMX2 || HAVE_3DNOW
 
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#if HAVE_MMX2 || HAVE_AMD3DNOW
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        "movq        12(%0, %%"REG_d"), %%mm4       \n\t"
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        "movq        12(%1, %%"REG_d"), %%mm1       \n\t"
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        "movq        18(%0, %%"REG_d"), %%mm2       \n\t"