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ppc32: ppc64: use AC_COMPILE_IFELSE to test __powerpc64__ macro for ppc64

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powerpc64 compilers on RHEL 6.3 (and my own built locally) do not
default to 32bit. Actually check for the bit mode.
This commit is contained in:
Cody P Schafer 2012-09-14 17:11:46 -07:00 committed by Arun Sharma
parent d00b621090
commit 9d42e1c381
1 changed files with 7 additions and 7 deletions
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14
configure.in
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@ -70,12 +70,6 @@ PT_STEP, PT_SYSCALL], [], [],
dnl Checks for library functions.
AC_CHECK_FUNCS(dl_iterate_phdr dl_phdr_removals_counter dlmodinfo getunwind \
ttrace mincore)
is_gcc_m64() {
if test `echo $CFLAGS | grep "\-m64" -c` -eq 1 ; then echo ppc64;
else
if test `echo $CC | grep "\-m64" -c` -eq 1 ; then echo ppc64; else echo ppc32; fi;
fi;
}
is_gcc_altivec() {
if test `echo $CFLAGS | grep "\-maltivec" -c` -eq 1 ; then echo has_altivec;
@ -93,13 +87,19 @@ else
AC_MSG_RESULT([no])
fi
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
#ifndef __powerpc64__
# error choke
#endif
]])], [ppc_bits=64], [ppc_bits=32])
get_arch() {
case "$1" in
arm*) echo arm;;
i?86) echo x86;;
hppa*) echo hppa;;
mips*) echo mips;;
powerpc*) is_gcc_m64;;
powerpc*) echo ppc$ppc_bits;;
amd64) echo x86_64;;
*) echo $1;;
esac