diff options
Diffstat (limited to 'lib/CodeGen/SelectionDAG/LegalizeDAG.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index d635747d80..6f9e97748e 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -510,6 +510,7 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) { case ISD::Register: case ISD::BasicBlock: case ISD::TargetFrameIndex: + case ISD::TargetJumpTable: case ISD::TargetConstant: case ISD::TargetConstantFP: case ISD::TargetConstantPool: @@ -552,7 +553,8 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) { abort(); case ISD::GlobalAddress: case ISD::ExternalSymbol: - case ISD::ConstantPool: // Nothing to do. + case ISD::ConstantPool: + case ISD::JumpTable: // Nothing to do. switch (TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0))) { default: assert(0 && "This action is not supported yet!"); case TargetLowering::Custom: @@ -1183,7 +1185,21 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) { Result = DAG.UpdateNodeOperands(Result, Tmp1, Node->getOperand(1)); break; - + case ISD::BRIND: + Tmp1 = LegalizeOp(Node->getOperand(0)); // Legalize the chain. + // Ensure that libcalls are emitted before a branch. + Tmp1 = DAG.getNode(ISD::TokenFactor, MVT::Other, Tmp1, LastCALLSEQ_END); + Tmp1 = LegalizeOp(Tmp1); + LastCALLSEQ_END = DAG.getEntryNode(); + + switch (getTypeAction(Node->getOperand(1).getValueType())) { + default: assert(0 && "Indirect target must be legal type (pointer)!"); + case Legal: + Tmp2 = LegalizeOp(Node->getOperand(1)); // Legalize the condition. + break; + } + Result = DAG.UpdateNodeOperands(Result, Tmp1, Tmp2); + break; case ISD::BRCOND: Tmp1 = LegalizeOp(Node->getOperand(0)); // Legalize the chain. // Ensure that libcalls are emitted before a return. |