[llvm-commits] [llvm] r60409 - /llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp

[Tilmann Scheller]

Author: tilmann
Date: Tue Dec  2 06:12:25 2008
New Revision: 60409

URL: http://llvm.org/viewvc/llvm-project?rev=60409&view=rev
Log:
make it possible to custom lower TRUNCATE (needed for the CellSPU target)

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp?rev=60409&r1=60408&r2=60409&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp Tue Dec  2 06:12:25 2008
@@ -3904,6 +3904,11 @@
     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;
+      }
       break;
     case Expand:
       ExpandOp(Node->getOperand(0), Tmp1, Tmp2);