diff options
| author | Chris Lattner <sabre@nondot.org> | 2005-09-02 01:15:01 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2005-09-02 01:15:01 +0000 |
| commit | 08951a32fbc1de3ec3746e14109a74ca506ca251 (patch) | |
| tree | 7c97d72c72057e66359693de540d259a45a66d8c | |
| parent | 5b3224fe7ecafd486b75ebfa113a95783112ec3d (diff) | |
Make sure to legalize assert[zs]ext's operand correctly
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23208 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index 235fe0f3ef..461104c1f5 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -456,14 +456,19 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) { assert(0 && "Do not know how to legalize this operator!"); abort(); case ISD::EntryToken: - case ISD::AssertSext: - case ISD::AssertZext: case ISD::FrameIndex: case ISD::GlobalAddress: case ISD::ExternalSymbol: case ISD::ConstantPool: // Nothing to do. assert(isTypeLegal(Node->getValueType(0)) && "This must be legal!"); break; + case ISD::AssertSext: + case ISD::AssertZext: + Tmp1 = LegalizeOp(Node->getOperand(0)); + if (Tmp1 != Node->getOperand(0)) + Result = DAG.getNode(Node->getOpcode(), Node->getValueType(0), Tmp1, + Node->getOperand(1)); + break; case ISD::CopyFromReg: Tmp1 = LegalizeOp(Node->getOperand(0)); if (Tmp1 != Node->getOperand(0)) |