forked from enlightenment/efl
cleanup altivec checks to be more portable
SVN revision: 17490
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db7746fa21
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28ab394afb
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@ -819,60 +819,54 @@ altivec_cflags=""
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AC_MSG_CHECKING(whether to build altivec code)
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AC_ARG_ENABLE(cpu-altivec,
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[ --enable-cpu-altivec enable altivec code], [
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if test x"$enableval" = x"yes" ; then
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have_altivec="yes"
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AC_MSG_RESULT(yes)
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build_cpu_altivec="yes"
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else
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AC_MSG_RESULT(no)
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build_cpu_altivec="yes"
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fi
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],
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[
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AC_MSG_RESULT($build_cpu_altivec)
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build_cpu_altivec=$enableval
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]
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)
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if test "x$have_altivec" = "xyes"; then
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AC_MSG_RESULT($build_cpu_altivec)
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if test "x$build_cpu_altivec" = "xyes"; then
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AC_CHECK_HEADER(altivec.h,
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[
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AC_DEFINE(BUILD_ALTIVEC, 1, [Build Altivec Code])
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build_cpu_altivec="yes"
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AC_DEFINE(HAVE_ALTIVEC_H, 1, [Have altivec.h header file])
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build_cpu_altivec="yes"
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],
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[
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PF=$CFLAGS
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save_CFLAGS=$CFLAGS
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save_CPPFLAGS=$CPPFLAGS
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CFLAGS=$CFLAGS" -maltivec"
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CPPFLAGS=$CPPFLAGS" -maltivec"
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unset ac_cv_header_altivec_h
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AC_CHECK_HEADER(altivec.h,
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[
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AC_DEFINE(BUILD_ALTIVEC, 1, [Build Altivec Code])
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build_cpu_altivec="yes"
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AC_DEFINE(HAVE_ALTIVEC_H, 1, [Have altivec.h header file])
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build_cpu_altivec="yes"
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],
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[
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build_cpu_altivec="no"
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]
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)
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CFLAGS=$PF
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CFLAGS=$save_CFLAGS
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CPPFLAGS=$save_CPPFLAGS
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]
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)
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fi
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if test "x$have_altivec" = "xyes"; then
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if test "x$build_cpu_altivec" = "xyes"; then
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AC_MSG_CHECKING(whether to use altivec compiler flag)
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if test $GCC = yes; then
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if echo "int main(){ return 0;}" | gcc -faltivec -E - > /dev/null 2>&1; then
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AC_MSG_RESULT(yes)
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if test x"$GCC" = x"yes"; then
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if echo "int main(){return 0;}" | ${CPP} -faltivec - > /dev/null 2>&1; then
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altivec_cflags="-faltivec"
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AC_DEFINE(BUILD_ALTIVEC, 1, [Build Altivec Code])
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elif echo "int main(){ return 0;}" | gcc -maltivec -E - > /dev/null 2>&1; then
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AC_MSG_RESULT(yes)
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elif echo "int main(){return 0;}" | ${CPP} -maltivec - > /dev/null 2>&1; then
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altivec_cflags="-maltivec"
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AC_DEFINE(BUILD_ALTIVEC, 1, [Build Altivec Code])
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else
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AC_MSG_RESULT(no)
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fi
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else
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AC_MSG_RESULT(no)
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fi
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AC_MSG_RESULT($altivec_cflags)
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CFLAGS="$CFLAGS $altivec_cflags"
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fi
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#######################################
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## C
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build_cpu_c="no"
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