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-rw-r--r--configure.in29
1 files changed, 27 insertions, 2 deletions
diff --git a/configure.in b/configure.in
index 1795a6a8d6..9a08b6c32c 100644
--- a/configure.in
+++ b/configure.in
@@ -386,8 +386,33 @@ m680?0) base_machine=m68k machine=m68k/$machine ;;
m68k) base_machine=m68k machine=m68k/m68020 ;;
m88???) base_machine=m88k machine=m88k/$machine ;;
m88k) base_machine=m88k machine=m88k/m88100 ;;
-mips64*) base_machine=mips64 machine=mips/mips64/$machine ;;
-mips*) base_machine=mips machine=mips/$machine ;;
+mips64*) base_machine=mips64
+ case "$CC $CPPFLAGS $CFLAGS " in
+ *" -mabi=n32 "*) mips_cc_abi=n32 ;;
+ *" -mabi=64 "*|*" -mabi=n64 "*) mips_cc_abi=64 ;;
+ *" -mabi=32 "*|*" -mabi=o32 "*) mips_cc_abi=32 ;;
+ *) mips_cc_abi=default ;;
+ esac
+ case $config_os in
+ *abin32*) mips_config_abi=n32 ;;
+ *abi64*|*abin64*) mips_config_abi=64 ;;
+ *abi32*|*abio32*) mips_config_abi=32 ;;
+ *) mips_config_abi=$mips_cc_abi ;;
+ esac
+ case $mips_config_abi in
+ default) machine=mips/mips64/n32 mips_config_abi=n32 ;;
+ n32) machine=mips/mips64/n32 ;;
+ 64) machine=mips/mips64/n64 ;;
+ 32) machine=mips/mips32/kern64 ;;
+ esac
+ machine=$machine/$config_machine
+ if test $mips_config_abi != $mips_cc_abi; then
+ # This won't make it to config.make, but we want to
+ # set this in case configure tests depend on it.
+ CPPFLAGS="$CPPFLAGS -mabi=$mips_config_abi"
+ fi
+ ;;
+mips*) base_machine=mips machine=mips/mips32/$machine ;;
powerpc) base_machine=powerpc machine=powerpc/powerpc32 ;;
powerpc64) base_machine=powerpc machine=powerpc/powerpc64 ;;
s390) base_machine=s390 machine=s390/s390-32 ;;