From 8725bd22bf91c29e2351a127295c19fea996e2c7 Mon Sep 17 00:00:00 2001 From: Anton Korobeynikov Date: Sun, 3 May 2009 13:14:25 +0000 Subject: [PATCH] Expand muls (all mulls!) to libcalls for now git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70751 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/MSP430/MSP430ISelLowering.cpp | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/lib/Target/MSP430/MSP430ISelLowering.cpp b/lib/Target/MSP430/MSP430ISelLowering.cpp index 6cc5cd9ebe2..64dffa9e93f 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) { -- 2.34.1