pandory500/SDL-mirror
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Enabled SSE2 intrinsics

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%402626
This commit is contained in:
Sam Lantinga 2007-08-17 06:41:20 +00:00
parent 94de1268d8
commit 4e6d65504c
2 changed files with 28 additions and 2 deletions
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4
VisualC/SDL/SDL.vcproj
View file

@ -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"

26
configure.in
View file

@ -356,6 +356,32 @@ AC_HELP_STRING([--enable-sse], [use SSE assembly routines [[default=yes]]]),
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)