diff options
| -rw-r--r-- | lib/Target/PowerPC/PPCISelLowering.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp index dad4c9fd2e..fd9233f229 100644 --- a/lib/Target/PowerPC/PPCISelLowering.cpp +++ b/lib/Target/PowerPC/PPCISelLowering.cpp @@ -214,8 +214,13 @@ PPC32TargetLowering::LowerArguments(Function &F, SelectionDAG &DAG) { MF.addLiveIn(GPR[GPR_idx]); argt = newroot = DAG.getCopyFromReg(DAG.getRoot(), GPR[GPR_idx], MVT::i32); - if (ObjectVT != MVT::i32) - argt = DAG.getNode(ISD::TRUNCATE, ObjectVT, newroot); + if (ObjectVT != MVT::i32) { + unsigned AssertOp = I->getType()->isSigned() ? ISD::AssertSext + : ISD::AssertZext; + argt = DAG.getNode(AssertOp, MVT::i32, argt, + DAG.getValueType(ObjectVT)); + argt = DAG.getNode(ISD::TRUNCATE, ObjectVT, argt); + } } else { needsLoad = true; } |