[llvm-commits] [llvm] r65239 - in /llvm/trunk/lib/CodeGen/SelectionDAG: LegalizeFloatTypes.cpp LegalizeTypes.h

[Richard Pennington]

Author: rich
Date: Sat Feb 21 13:11:18 2009
New Revision: 65239

URL: http://llvm.org/viewvc/llvm-project?rev=65239&view=rev
Log:
bug 3610: Floating point vaarg not softened.

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
    llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypes.h

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp?rev=65239&r1=65238&r2=65239&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp Sat Feb 21 13:11:18 2009
@@ -88,6 +88,7 @@
     case ISD::SELECT_CC:   R = SoftenFloatRes_SELECT_CC(N); break;
     case ISD::SINT_TO_FP:
     case ISD::UINT_TO_FP:  R = SoftenFloatRes_XINT_TO_FP(N); break;
+    case ISD::VAARG:       R = SoftenFloatRes_VAARG(N); break;
   }
 
   // If R is null, the sub-method took care of registering the result.
@@ -454,6 +455,22 @@
                      N->getOperand(1), LHS, RHS, N->getOperand(4));
 }
 
+SDValue DAGTypeLegalizer::SoftenFloatRes_VAARG(SDNode *N) {
+  SDValue Chain = N->getOperand(0); // Get the chain.
+  SDValue Ptr = N->getOperand(1); // Get the pointer.
+  MVT VT = N->getValueType(0);
+  MVT NVT = TLI.getTypeToTransformTo(VT);
+  DebugLoc dl = N->getDebugLoc();
+
+  SDValue NewVAARG;
+  NewVAARG = DAG.getVAArg(NVT, dl, Chain, Ptr, N->getOperand(2));
+  
+  // Legalized the chain result - switch anything that used the old chain to
+  // use the new one.
+  ReplaceValueWith(SDValue(N, 1), NewVAARG.getValue(1));
+  return NewVAARG;
+}
+
 SDValue DAGTypeLegalizer::SoftenFloatRes_XINT_TO_FP(SDNode *N) {
   bool Signed = N->getOpcode() == ISD::SINT_TO_FP;
   MVT SVT = N->getOperand(0).getValueType();

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypes.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypes.h?rev=65239&r1=65238&r2=65239&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypes.h (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypes.h Sat Feb 21 13:11:18 2009
@@ -417,6 +417,7 @@
   SDValue SoftenFloatRes_LOAD(SDNode *N);
   SDValue SoftenFloatRes_SELECT(SDNode *N);
   SDValue SoftenFloatRes_SELECT_CC(SDNode *N);
+  SDValue SoftenFloatRes_VAARG(SDNode *N);
   SDValue SoftenFloatRes_XINT_TO_FP(SDNode *N);
 
   // Operand Float to Integer Conversion.