diff options
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index cd90f672513..d61d6ca6fdf 100644 --- a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -3903,11 +3903,18 @@ SDValue SelectionDAGLegalize::LegalizeOp(SDValue Op) { switch (getTypeAction(Node->getOperand(0).getValueType())) { case Legal: Tmp1 = LegalizeOp(Node->getOperand(0)); - Result = DAG.UpdateNodeOperands(Result, Tmp1); - if (TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0)) == - TargetLowering::Custom) { - Tmp1 = TLI.LowerOperation(Result, DAG); - if (Tmp1.getNode()) Result = Tmp1; + switch (TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0))) { + default: assert(0 && "Unknown TRUNCATE legalization operation action!"); + case TargetLowering::Custom: + isCustom = true; + // FALLTHROUGH + case TargetLowering::Legal: + Result = DAG.UpdateNodeOperands(Result, Tmp1); + if (isCustom) { + Tmp1 = TLI.LowerOperation(Result, DAG); + if (Tmp1.getNode()) Result = Tmp1; + } + break; } break; case Expand: |
