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ppc32: ppc64: test altivec support by running the compiler.

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Cody P Schafer 2012-09-14 17:11:49 -07:00 committed by Arun Sharma
parent fa56db394d
commit 92af07ee19
1 changed files with 7 additions and 14 deletions
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21
configure.in
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@ -71,21 +71,14 @@ dnl Checks for library functions.
AC_CHECK_FUNCS(dl_iterate_phdr dl_phdr_removals_counter dlmodinfo getunwind \
ttrace mincore)
is_gcc_altivec() {
if test `echo $CFLAGS | grep "\-maltivec" -c` -eq 1 ; then echo has_altivec;
else
if test `echo $CC | grep "\-maltivec" -c` -eq 1 ; then echo has_altivec; else echo no_altivec; fi;
fi;
}
AC_MSG_CHECKING([if building with AltiVec])
use_altivec=`is_gcc_altivec`
AM_CONDITIONAL(USE_ALTIVEC, test x$use_altivec = xhas_altivec)
if test x$use_altivec = xhas_altivec; then
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
#ifndef __ALTIVEC__
# error choke
#endif
]])], [use_altivec=yes],[use_altivec=no])
AM_CONDITIONAL(USE_ALTIVEC, [test x$use_altivec = xyes])
AC_MSG_RESULT([$use_altivec])
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
#ifndef __powerpc64__