[llvm-commits] [llvm] r46014 - in /llvm/trunk/lib/CodeGen/SelectionDAG: LegalizeDAG.cpp TargetLowering.cpp

[Chris Lattner]

Author: lattner
Date: Tue Jan 15 15:58:08 2008
New Revision: 46014

URL: http://llvm.org/viewvc/llvm-project?rev=46014&view=rev
Log:
Add support for targets that have a legal ISD::TRAP.

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

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp?rev=46014&r1=46013&r2=46014&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp Tue Jan 15 15:58:08 2008
@@ -3734,24 +3734,29 @@
       break;
     }
   }
-   case ISD::TRAP: {
+  case ISD::TRAP: {
     MVT::ValueType VT = Node->getValueType(0);
     switch (TLI.getOperationAction(Node->getOpcode(), VT)) {
     default: assert(0 && "This action not supported for this op yet!");
+    case TargetLowering::Legal:
+      Tmp1 = LegalizeOp(Node->getOperand(0));
+      Result = DAG.UpdateNodeOperands(Result, Tmp1);
+      break;
     case TargetLowering::Custom:
       Result = TLI.LowerOperation(Op, DAG);
       if (Result.Val) break;
       // Fall Thru
-    case TargetLowering::Legal:
+    case TargetLowering::Expand:
       // If this operation is not supported, lower it to 'abort()' call
-      SDOperand Chain = LegalizeOp(Node->getOperand(0));
+      Tmp1 = LegalizeOp(Node->getOperand(0));
       TargetLowering::ArgListTy Args;
       std::pair<SDOperand,SDOperand> CallResult =
-        TLI.LowerCallTo(Chain, Type::VoidTy, false, false, CallingConv::C, false,
+        TLI.LowerCallTo(Tmp1, Type::VoidTy, false, false, CallingConv::C, false,
                         DAG.getExternalSymbol("abort", MVT::Other), Args, DAG);
       Result = CallResult.second;
       break;
     }
+    break;
   }
   }
   

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/TargetLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/TargetLowering.cpp?rev=46014&r1=46013&r2=46014&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/TargetLowering.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/TargetLowering.cpp Tue Jan 15 15:58:08 2008
@@ -175,6 +175,9 @@
     setOperationAction(ISD::FGETSIGN, (MVT::ValueType)VT, Expand);
   }
 
+  // Default ISD::TRAP to expand (which turns it into abort).
+  setOperationAction(ISD::TRAP, MVT::Other, Expand);
+    
   IsLittleEndian = TD->isLittleEndian();
   UsesGlobalOffsetTable = false;
   ShiftAmountTy = SetCCResultTy = PointerTy = getValueType(TD->getIntPtrType());