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

[Bill Wendling]

Testcase? :-)

-bw

On Feb 21, 2009, at 11:11 AM, Richard Pennington wrote:

> 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
>
> =
> =
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> ======================================================================
> --- 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.
>
>
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