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-rw-r--r--src/arch/arm/types.hh4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/arch/arm/types.hh b/src/arch/arm/types.hh
index a679686c7..e270813ef 100644
--- a/src/arch/arm/types.hh
+++ b/src/arch/arm/types.hh
@@ -333,6 +333,10 @@ namespace ArmISA
nextThumb(false);
} else {
warn("Bad interworking branch address %#x.\n", newPC);
+ // This state is UNPREDICTABLE in the ARM architecture
+ // The easy thing to do is just mask off the bit and
+ // stay in the current mode, so we'll do that.
+ newPC &= ~mask(2);
}
}
npc(newPC);