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-rw-r--r--lib/Target/MSP430/MSP430ISelLowering.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/MSP430/MSP430ISelLowering.cpp b/lib/Target/MSP430/MSP430ISelLowering.cpp
index 6cc5cd9..64dffa9 100644
--- a/lib/Target/MSP430/MSP430ISelLowering.cpp
+++ b/lib/Target/MSP430/MSP430ISelLowering.cpp
@@ -78,6 +78,13 @@ MSP430TargetLowering::MSP430TargetLowering(MSP430TargetMachine &tm) :
setOperationAction(ISD::SELECT_CC, MVT::Other, Expand);
setOperationAction(ISD::SELECT, MVT::i8, Custom);
setOperationAction(ISD::SELECT, MVT::i16, Custom);
+
+ // FIXME: Implement efficiently multiplication by a constant
+ setOperationAction(ISD::MUL, MVT::i16, Expand);
+ setOperationAction(ISD::MULHS, MVT::i16, Expand);
+ setOperationAction(ISD::MULHU, MVT::i16, Expand);
+ setOperationAction(ISD::SMUL_LOHI, MVT::i16, Expand);
+ setOperationAction(ISD::UMUL_LOHI, MVT::i16, Expand);
}
SDValue MSP430TargetLowering::LowerOperation(SDValue Op, SelectionDAG &DAG) {