diff options
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index 8e78ce5eba4..c5288c49ab4 100644 --- a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -2683,10 +2683,24 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) { case ISD::ROTR: Tmp1 = LegalizeOp(Node->getOperand(0)); // LHS Tmp2 = LegalizeOp(Node->getOperand(1)); // RHS - - assert(TLI.isOperationLegal(Node->getOpcode(), Node->getValueType(0)) && - "Cannot handle this yet!"); Result = DAG.UpdateNodeOperands(Result, Tmp1, Tmp2); + switch (TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0))) { + default: + assert(0 && "ROTL/ROTR legalize operation not supported"); + break; + case TargetLowering::Legal: + break; + case TargetLowering::Custom: + Tmp1 = TLI.LowerOperation(Result, DAG); + if (Tmp1.Val) Result = Tmp1; + break; + case TargetLowering::Promote: + assert(0 && "Do not know how to promote ROTL/ROTR"); + break; + case TargetLowering::Expand: + assert(0 && "Do not know how to expand ROTL/ROTR"); + break; + } break; case ISD::BSWAP: |
