diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/configure.in b/configure.in index 38bd40a2..49c4f41a 100644 --- a/configure.in +++ b/configure.in @@ -501,6 +501,33 @@ AC_HELP_STRING([--enable-mmx], [use MMX assembly routines [[default=yes]]]), fi fi + AC_ARG_ENABLE(3dnow, +AC_HELP_STRING([--enable-3dnow], [use MMX assembly routines [[default=yes]]]), + , enable_3dnow=yes) + if test x$enable_3dnow = xyes; then + save_CFLAGS="$CFLAGS" + have_gcc_3dnow=no + AC_MSG_CHECKING(for GCC -m3dnow option) + amd3dnow_CFLAGS="-m3dnow" + CFLAGS="$save_CFLAGS $amd3dnow_CFLAGS" + + AC_TRY_COMPILE([ + #include <mm3dnow.h> + #ifndef __3dNOW__ + #error Assembler CPP flag not enabled + #endif + ],[ + ],[ + have_gcc_3dnow=yes + ]) + AC_MSG_RESULT($have_gcc_3dnow) + CFLAGS="$save_CFLAGS" + + if test x$have_gcc_3dnow = xyes; then + EXTRA_CFLAGS="$EXTRA_CFLAGS $amd3dnow_CFLAGS" + fi + fi + AC_ARG_ENABLE(sse, AC_HELP_STRING([--enable-sse], [use SSE assembly routines [[default=yes]]]), , enable_sse=yes) @@ -572,6 +599,82 @@ AC_HELP_STRING([--enable-sse2], [use SSE2 assembly routines [[default=no]]]), EXTRA_CFLAGS="$EXTRA_CFLAGS $sse2_CFLAGS" fi fi + + AC_ARG_ENABLE(altivec, +AC_HELP_STRING([--enable-altivec], [use Altivec assembly routines [[default=yes]]]), + , enable_altivec=yes) + if test x$enable_altivec = xyes; then + save_CFLAGS="$CFLAGS" + have_gcc_altivec=no + have_altivec_h_hdr=no + altivec_CFLAGS="-maltivec" + CFLAGS="$save_CFLAGS $altivec_CFLAGS" + + AC_MSG_CHECKING(for Altivec with GCC altivec.h and -maltivec option) + AC_TRY_COMPILE([ + #include <altivec.h> + vector unsigned int vzero() { + return vec_splat_u32(0); + } + ],[ + ],[ + have_gcc_altivec=yes + have_altivec_h_hdr=yes + ]) + AC_MSG_RESULT($have_gcc_altivec) + + if test x$have_gcc_altivec = xno; then + AC_MSG_CHECKING(for Altivec with GCC -maltivec option) + AC_TRY_COMPILE([ + vector unsigned int vzero() { + return vec_splat_u32(0); + } + ],[ + ],[ + have_gcc_altivec=yes + ]) + AC_MSG_RESULT($have_gcc_altivec) + fi + + if test x$have_gcc_altivec = xno; then + AC_MSG_CHECKING(for Altivec with GCC altivec.h and -faltivec option) + altivec_CFLAGS="-faltivec" + CFLAGS="$save_CFLAGS $altivec_CFLAGS" + AC_TRY_COMPILE([ + #include <altivec.h> + vector unsigned int vzero() { + return vec_splat_u32(0); + } + ],[ + ],[ + have_gcc_altivec=yes + have_altivec_h_hdr=yes + ]) + AC_MSG_RESULT($have_gcc_altivec) + fi + + if test x$have_gcc_altivec = xno; then + AC_MSG_CHECKING(for Altivec with GCC -faltivec option) + AC_TRY_COMPILE([ + vector unsigned int vzero() { + return vec_splat_u32(0); + } + ],[ + ],[ + have_gcc_altivec=yes + ]) + AC_MSG_RESULT($have_gcc_altivec) + fi + CFLAGS="$save_CFLAGS" + + if test x$have_gcc_altivec = xyes; then + AC_DEFINE(SDL_ALTIVEC_BLITTERS) + if test x$have_altivec_h_hdr = xyes; then + AC_DEFINE(HAVE_ALTIVEC_H) + fi + EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS" + fi + fi fi dnl See if the OSS audio interface is supported |