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Imported from libpng-1.2.20rc3.tar
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@@ -860,6 +860,7 @@ int PNGAPI
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png_mmx_support(void)
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{
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int result;
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#if defined(PNG_MMX_CODE_SUPPORTED) // superfluous, but what the heck
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__asm__ __volatile__ (
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#if defined(__x86_64__)
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"pushq %%rbx \n\t" // rbx gets clobbered by CPUID instruction
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@@ -938,6 +939,7 @@ png_mmx_support(void)
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_mmx_supported = result;
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#else
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_mmx_supported = 0;
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#endif /* PNG_MMX_CODE_SUPPORTED */
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return _mmx_supported;
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}
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