--- a/VisualC/SDL/SDL.vcproj Fri Aug 17 06:40:12 2007 +0000
+++ b/VisualC/SDL/SDL.vcproj Fri Aug 17 06:41:20 2007 +0000
@@ -47,7 +47,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="..\..\include"
- PreprocessorDefinitions="_DEBUG;_WINDOWS;_WIN32_WINNT=0x0400;__MMX__;__3dNOW__;__SSE__"
+ PreprocessorDefinitions="_DEBUG;_WINDOWS;_WIN32_WINNT=0x0400;__MMX__;__3dNOW__;__SSE__;__SSE2__"
RuntimeLibrary="2"
BufferSecurityCheck="false"
UsePrecompiledHeader="0"
@@ -145,7 +145,7 @@
InlineFunctionExpansion="1"
EnableIntrinsicFunctions="false"
AdditionalIncludeDirectories="..\..\include"
- PreprocessorDefinitions="NDEBUG;_WINDOWS;_WIN32_WINNT=0x0400;__MMX__;__3dNOW__;__SSE__"
+ PreprocessorDefinitions="NDEBUG;_WINDOWS;_WIN32_WINNT=0x0400;__MMX__;__3dNOW__;__SSE__;__SSE2__"
StringPooling="true"
RuntimeLibrary="2"
BufferSecurityCheck="false"
--- a/configure.in Fri Aug 17 06:40:12 2007 +0000
+++ b/configure.in Fri Aug 17 06:41:20 2007 +0000
@@ -356,6 +356,32 @@
fi
fi
+ AC_ARG_ENABLE(sse2,
+AC_HELP_STRING([--enable-sse2], [use SSE2 assembly routines [[default=yes]]]),
+ , enable_sse2=yes)
+ if test x$enable_sse2 = xyes; then
+ save_CFLAGS="$CFLAGS"
+ have_gcc_sse2=no
+ AC_MSG_CHECKING(for GCC -msse2 option)
+ sse2_CFLAGS="-msse2"
+ CFLAGS="$save_CFLAGS $sse2_CFLAGS"
+
+ AC_TRY_COMPILE([
+ #include <emmintrin.h>
+ #ifndef __SSE2__
+ #error Assembler CPP flag not enabled
+ #endif
+ ],[
+ ],[
+ have_gcc_sse2=yes
+ ])
+ AC_MSG_RESULT($have_gcc_sse2)
+
+ if test x$have_gcc_sse2 = xyes; then
+ EXTRA_CFLAGS="$EXTRA_CFLAGS $sse2_CFLAGS"
+ fi
+ fi
+
AC_ARG_ENABLE(altivec,
AC_HELP_STRING([--enable-altivec], [use Altivec assembly routines [[default=yes]]]),
, enable_altivec=yes)