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Enabled 3DNow! intrinsic support
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44 additions
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5 deletions.
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+2
−2
VisualC/SDL/SDL.vcproj
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+32
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configure.in
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+3
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src/video/SDL_blit.h
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src/video/SDL_blit_A.c
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@@ -47,7 +47,7 @@ |
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Name="VCCLCompilerTool" |
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Optimization="0" |
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AdditionalIncludeDirectories="..\..\include" |
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PreprocessorDefinitions="_DEBUG;_WINDOWS;_WIN32_WINNT=0x0400;__SSE__;__MMX__" |
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PreprocessorDefinitions="_DEBUG;_WINDOWS;_WIN32_WINNT=0x0400;__MMX__;__3dNOW__;__SSE__" |
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RuntimeLibrary="2" |
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BufferSecurityCheck="false" |
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UsePrecompiledHeader="0" |
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@@ -145,7 +145,7 @@ |
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InlineFunctionExpansion="1" |
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EnableIntrinsicFunctions="false" |
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AdditionalIncludeDirectories="..\..\include" |
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PreprocessorDefinitions="NDEBUG;_WINDOWS;_WIN32_WINNT=0x0400;__SSE__;__MMX__" |
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PreprocessorDefinitions="NDEBUG;_WINDOWS;_WIN32_WINNT=0x0400;__MMX__;__3dNOW__;__SSE__" |
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StringPooling="true" |
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RuntimeLibrary="2" |
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BufferSecurityCheck="false" |
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@@ -290,6 +290,9 @@ AC_HELP_STRING([--enable-mmx], [use MMX assembly routines [[default=yes]]]), |
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AC_TRY_COMPILE([ |
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#include <mmintrin.h> |
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#ifndef __MMX__ |
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#error Assembler CPP flag not enabled |
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#endif |
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],[ |
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],[ |
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have_gcc_mmx=yes |
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@@ -301,6 +304,32 @@ AC_HELP_STRING([--enable-mmx], [use MMX assembly routines [[default=yes]]]), |
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fi |
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fi |
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AC_ARG_ENABLE(3dnow, |
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AC_HELP_STRING([--enable-3dnow], [use MMX assembly routines [[default=yes]]]), |
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, enable_3dnow=yes) |
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if test x$enable_3dnow = xyes; then |
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save_CFLAGS="$CFLAGS" |
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have_gcc_3dnow=no |
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AC_MSG_CHECKING(for GCC -m3dnow option) |
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amd3dnow_CFLAGS="-m3dnow" |
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CFLAGS="$save_CFLAGS $amd3dnow_CFLAGS" |
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AC_TRY_COMPILE([ |
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#include <mm3dnow.h> |
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#ifndef __3dNOW__ |
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#error Assembler CPP flag not enabled |
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#endif |
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],[ |
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],[ |
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have_gcc_3dnow=yes |
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]) |
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AC_MSG_RESULT($have_gcc_3dnow) |
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if test x$have_gcc_3dnow = xyes; then |
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EXTRA_CFLAGS="$EXTRA_CFLAGS $amd3dnow_CFLAGS" |
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fi |
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fi |
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AC_ARG_ENABLE(sse, |
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AC_HELP_STRING([--enable-sse], [use SSE assembly routines [[default=yes]]]), |
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, enable_sse=yes) |
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@@ -313,6 +342,9 @@ AC_HELP_STRING([--enable-sse], [use SSE assembly routines [[default=yes]]]), |
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AC_TRY_COMPILE([ |
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#include <xmmintrin.h> |
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#ifndef __SSE__ |
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#error Assembler CPP flag not enabled |
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#endif |
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],[ |
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],[ |
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have_gcc_sse=yes |
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@@ -27,6 +27,9 @@ |
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#ifdef __MMX__ |
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#include <mmintrin.h> |
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#endif |
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#ifdef __3dNOW__ |
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#include <mm3dnow.h> |
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#endif |
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#ifdef __SSE__ |
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#include <xmmintrin.h> |
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#endif |
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@@ -1369,7 +1369,7 @@ BlitRGBtoRGBPixelAlpha(SDL_BlitInfo * info) |
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} |
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} |
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#ifdef __MMX__ |
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#ifdef __3dNOW__ |
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/* fast (as in MMX with prefetch) ARGB888->(A)RGB888 blending with pixel alpha */ |
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static void |
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BlitRGBtoRGBPixelAlphaMMX3DNOW(SDL_BlitInfo * info) |
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@@ -2250,17 +2250,21 @@ SDL_CalculateAlphaBlit(SDL_Surface * surface, int blit_index) |
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if (sf->Rmask == df->Rmask |
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&& sf->Gmask == df->Gmask |
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&& sf->Bmask == df->Bmask && sf->BytesPerPixel == 4) { |
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#ifdef __MMX__ |
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#if defined(__MMX__) || defined(__3dNOW__) |
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if (sf->Rshift % 8 == 0 |
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&& sf->Gshift % 8 == 0 |
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&& sf->Bshift % 8 == 0 |
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&& sf->Ashift % 8 == 0 && sf->Aloss == 0) { |
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#ifdef __3dNOW__ |
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if (SDL_Has3DNow()) |
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return BlitRGBtoRGBPixelAlphaMMX3DNOW; |
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#endif |
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#ifdef __MMX__ |
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if (SDL_HasMMX()) |
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return BlitRGBtoRGBPixelAlphaMMX; |
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} |
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#endif |
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} |
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#endif /* __MMX__ || __3dNOW__ */ |
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if (sf->Amask == 0xff000000) { |
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#if SDL_ALTIVEC_BLITTERS |
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if (SDL_HasAltiVec()) |
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