Expand muls (all mulls!) to libcalls for now

llvm-svn: 70751
This commit is contained in:
Anton Korobeynikov 2009-05-03 13:14:25 +00:00
parent 7f560f113d
commit 9b84c6b633

View File

@ -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) {