2014-09-10 01:01:51 +08:00
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abiflag=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | sed -n 's/^#define _MIPS_SIM \(.*\)/\1/p'`
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mips16flag=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | sed -n 's/^#define __mips16 \(.*\)/\1/p'`
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base_machine=mips
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if test "$abiflag" = "_ABIO32" ; then
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if test "$mips16flag" = "1" ; then
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machine=mips/mips32/mips16
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else
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machine=mips/mips32
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fi
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elif test "$abiflag" = "_ABIN32" ; then
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machine=mips/mips64/n32
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elif test "$abiflag" = "_ABI64" ; then
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machine=mips/mips64/n64
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else
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as_fn_error $? "Unable to determine ABI." "$LINENO" 5
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fi
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# $config_machine is not really needed here but the slash after $machine is
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# needed by the case statement in sysdeps/unix/sysv/linux/mips/configure.ac.
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machine=$machine/$config_machine
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if test "$abiflag" != "_ABIO32" -a "$mips16flag" = "1"; then
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as_fn_error $? "mips16 is only supported with the O32 ABI." "$LINENO" 5
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fi
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