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| author | Tilmann Scheller <t.scheller@samsung.com> | 2014-10-02 15:12:48 +0000 |
|---|---|---|
| committer | Tilmann Scheller <t.scheller@samsung.com> | 2014-10-02 15:12:48 +0000 |
| commit | 383b4fff4c123ac9ad048621a8b1ea7eb6359e2c (patch) | |
| tree | f92fafc838cfc3ed1df95a463212405f118fc961 | |
| parent | 755be7f86a723a909135c89007b5817ab35e5d82 (diff) | |
| download | bcm5719-llvm-383b4fff4c123ac9ad048621a8b1ea7eb6359e2c.tar.gz bcm5719-llvm-383b4fff4c123ac9ad048621a8b1ea7eb6359e2c.zip | |
[NVPTX] Remove dead code.
Found by the Clang static analyzer.
llvm-svn: 218874
| -rw-r--r-- | llvm/lib/Target/NVPTX/NVPTXISelLowering.cpp | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/llvm/lib/Target/NVPTX/NVPTXISelLowering.cpp b/llvm/lib/Target/NVPTX/NVPTXISelLowering.cpp index e3d62354285..6cccf93028d 100644 --- a/llvm/lib/Target/NVPTX/NVPTXISelLowering.cpp +++ b/llvm/lib/Target/NVPTX/NVPTXISelLowering.cpp @@ -2163,7 +2163,6 @@ SDValue NVPTXTargetLowering::LowerFormalArguments( unsigned NumElts = ObjectVT.getVectorNumElements(); assert(TLI->getNumRegisters(F->getContext(), ObjectVT) == NumElts && "Vector was not scalarized"); - unsigned Ofst = 0; EVT EltVT = ObjectVT.getVectorElementType(); // V1 load @@ -2172,10 +2171,8 @@ SDValue NVPTXTargetLowering::LowerFormalArguments( // We only have one element, so just directly load it Value *SrcValue = Constant::getNullValue(PointerType::get( EltVT.getTypeForEVT(F->getContext()), llvm::ADDRESS_SPACE_PARAM)); - SDValue SrcAddr = DAG.getNode(ISD::ADD, dl, getPointerTy(), Arg, - DAG.getConstant(Ofst, getPointerTy())); SDValue P = DAG.getLoad( - EltVT, dl, Root, SrcAddr, MachinePointerInfo(SrcValue), false, + EltVT, dl, Root, Arg, MachinePointerInfo(SrcValue), false, false, true, TD->getABITypeAlignment(EltVT.getTypeForEVT(F->getContext()))); if (P.getNode()) @@ -2184,7 +2181,6 @@ SDValue NVPTXTargetLowering::LowerFormalArguments( if (Ins[InsIdx].VT.getSizeInBits() > EltVT.getSizeInBits()) P = DAG.getNode(ISD::ANY_EXTEND, dl, Ins[InsIdx].VT, P); InVals.push_back(P); - Ofst += TD->getTypeAllocSize(EltVT.getTypeForEVT(F->getContext())); ++InsIdx; } else if (NumElts == 2) { // V2 load @@ -2192,10 +2188,8 @@ SDValue NVPTXTargetLowering::LowerFormalArguments( EVT VecVT = EVT::getVectorVT(F->getContext(), EltVT, 2); Value *SrcValue = Constant::getNullValue(PointerType::get( VecVT.getTypeForEVT(F->getContext()), llvm::ADDRESS_SPACE_PARAM)); - SDValue SrcAddr = DAG.getNode(ISD::ADD, dl, getPointerTy(), Arg, - DAG.getConstant(Ofst, getPointerTy())); SDValue P = DAG.getLoad( - VecVT, dl, Root, SrcAddr, MachinePointerInfo(SrcValue), false, + VecVT, dl, Root, Arg, MachinePointerInfo(SrcValue), false, false, true, TD->getABITypeAlignment(VecVT.getTypeForEVT(F->getContext()))); if (P.getNode()) @@ -2213,7 +2207,6 @@ SDValue NVPTXTargetLowering::LowerFormalArguments( InVals.push_back(Elt0); InVals.push_back(Elt1); - Ofst += TD->getTypeAllocSize(VecVT.getTypeForEVT(F->getContext())); InsIdx += 2; } else { // V4 loads @@ -2231,6 +2224,7 @@ SDValue NVPTXTargetLowering::LowerFormalArguments( VecSize = 2; } EVT VecVT = EVT::getVectorVT(F->getContext(), EltVT, VecSize); + unsigned Ofst = 0; for (unsigned i = 0; i < NumElts; i += VecSize) { Value *SrcValue = Constant::getNullValue( PointerType::get(VecVT.getTypeForEVT(F->getContext()), |
