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https://github.com/c64scene-ar/llvm-6502.git
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getPreIndexedLoad -> getIndexedLoad.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31209 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -1447,28 +1447,14 @@ SDOperand SelectionDAG::getExtLoad(ISD::LoadExtType ExtType, MVT::ValueType VT,
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return SDOperand(N, 0);
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}
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SDOperand SelectionDAG::getPreIndexedLoad(SDOperand OrigLoad, SDOperand Base) {
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SDOperand SelectionDAG::getIndexedLoad(SDOperand OrigLoad, SDOperand Base,
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SDOperand Offset, ISD::MemOpAddrMode AM){
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LoadSDNode *LD = cast<LoadSDNode>(OrigLoad);
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SDOperand Ptr = LD->getBasePtr();
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MVT::ValueType PtrVT = Ptr.getValueType();
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unsigned Opc = Ptr.getOpcode();
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SDOperand Offset = LD->getOffset();
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assert(Offset.getOpcode() == ISD::UNDEF);
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assert((Opc == ISD::ADD || Opc == ISD::SUB) &&
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"Load address must be <base +/- offset>!");
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ISD::MemOpAddrMode AM = (Opc == ISD::ADD) ? ISD::PRE_INC : ISD::PRE_DEC;
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if (Ptr.getOperand(0) == Base) {
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Offset = Ptr.getOperand(1);
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Ptr = Ptr.getOperand(0);
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} else {
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assert(Ptr.getOperand(1) == Base);
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Offset = Ptr.getOperand(0);
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Ptr = Ptr.getOperand(1);
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}
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assert(LD->getOffset().getOpcode() == ISD::UNDEF &&
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"Load is already a indexed load!");
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MVT::ValueType VT = OrigLoad.getValueType();
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SDVTList VTs = getVTList(VT, PtrVT, MVT::Other);
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SelectionDAGCSEMap::NodeID ID(ISD::LOAD, VTs, LD->getChain(), Ptr, Offset);
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SDVTList VTs = getVTList(VT, Base.getValueType(), MVT::Other);
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SelectionDAGCSEMap::NodeID ID(ISD::LOAD, VTs, LD->getChain(), Base, Offset);
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ID.AddInteger(AM);
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ID.AddInteger(LD->getExtensionType());
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ID.AddInteger(LD->getLoadedVT());
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@ -1479,7 +1465,7 @@ SDOperand SelectionDAG::getPreIndexedLoad(SDOperand OrigLoad, SDOperand Base) {
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void *IP = 0;
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if (SDNode *E = CSEMap.FindNodeOrInsertPos(ID, IP))
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return SDOperand(E, 0);
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SDNode *N = new LoadSDNode(LD->getChain(), Ptr, Offset, AM,
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SDNode *N = new LoadSDNode(LD->getChain(), Base, Offset, AM,
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LD->getExtensionType(), LD->getLoadedVT(),
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LD->getSrcValue(), LD->getSrcValueOffset(),
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LD->getAlignment(), LD->isVolatile());
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