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| author | Nate Begeman <natebegeman@mac.com> | 2005-04-04 00:57:08 +0000 |
|---|---|---|
| committer | Nate Begeman <natebegeman@mac.com> | 2005-04-04 00:57:08 +0000 |
| commit | 79e46acd35df36477029e9f534ab1a366a98df56 (patch) | |
| tree | 021136557f0fa990281e3483669caf54d5def2da | |
| parent | 06098e0e9bd542f227aa3802768d1416e79e9f45 (diff) | |
Handle expanding arguments to ISD::TRUNCATE. This happens on PowerPC when
you have something like i16 = truncate i64. This fixes Regression/C/casts
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21073 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index 248c7bafd5..492071adba 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -1126,7 +1126,9 @@ SDOperand SelectionDAGLegalize::PromoteOp(SDOperand Op) { Result = PromoteOp(Node->getOperand(0)); break; case Expand: - assert(0 && "Cannot handle expand yet"); + ExpandOp(Node->getOperand(0), Tmp1, Tmp2); + // Truncate the low part of the expanded value to the result type + Result = DAG.getNode(ISD::TRUNCATE, VT, Tmp1); } break; case ISD::SIGN_EXTEND: |