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Lower 64-bit constant pool node. 

llvm-svn: 144849
This commit is contained in:
Akira Hatanaka 2011-11-16 22:44:38 +00:00
parent 8eb14a9500
commit b31abde0f3
1 changed files with 12 additions and 8 deletions
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20
llvm/lib/Target/Mips/MipsISelLowering.cpp
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@ -131,6 +131,7 @@ MipsTargetLowering(MipsTargetMachine &TM)
setOperationAction(ISD::GlobalTLSAddress, MVT::i32, Custom);
setOperationAction(ISD::JumpTable, MVT::i32, Custom);
setOperationAction(ISD::ConstantPool, MVT::i32, Custom);
setOperationAction(ISD::ConstantPool, MVT::i64, Custom);
setOperationAction(ISD::SELECT, MVT::f32, Custom);
setOperationAction(ISD::SELECT, MVT::f64, Custom);
setOperationAction(ISD::SELECT, MVT::i32, Custom);
@ -1651,16 +1652,19 @@ LowerConstantPool(SDValue Op, SelectionDAG &DAG) const
SDValue Lo = DAG.getNode(MipsISD::Lo, dl, MVT::i32, CPLo);
ResNode = DAG.getNode(ISD::ADD, dl, MVT::i32, HiPart, Lo);
} else {
SDValue CP = DAG.getTargetConstantPool(C, MVT::i32, N->getAlignment(),
N->getOffset(), MipsII::MO_GOT);
CP = DAG.getNode(MipsISD::WrapperPIC, dl, MVT::i32, CP);
SDValue Load = DAG.getLoad(MVT::i32, dl, DAG.getEntryNode(),
EVT ValTy = Op.getValueType();
unsigned GOTFlag = IsN64 ? MipsII::MO_GOT_PAGE : MipsII::MO_GOT;
unsigned OFSTFlag = IsN64 ? MipsII::MO_GOT_OFST : MipsII::MO_ABS_LO;
SDValue CP = DAG.getTargetConstantPool(C, ValTy, N->getAlignment(),
N->getOffset(), GOTFlag);
CP = DAG.getNode(MipsISD::WrapperPIC, dl, ValTy, CP);
SDValue Load = DAG.getLoad(ValTy, dl, DAG.getEntryNode(),
CP, MachinePointerInfo::getConstantPool(),
false, false, false, 0);
SDValue CPLo = DAG.getTargetConstantPool(C, MVT::i32, N->getAlignment(),
N->getOffset(), MipsII::MO_ABS_LO);
SDValue Lo = DAG.getNode(MipsISD::Lo, dl, MVT::i32, CPLo);
ResNode = DAG.getNode(ISD::ADD, dl, MVT::i32, Load, Lo);
SDValue CPLo = DAG.getTargetConstantPool(C, ValTy, N->getAlignment(),
N->getOffset(), OFSTFlag);
SDValue Lo = DAG.getNode(MipsISD::Lo, dl, ValTy, CPLo);
ResNode = DAG.getNode(ISD::ADD, dl, ValTy, Load, Lo);
}
return ResNode;