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Lower 64-bit block address.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144847 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Akira Hatanaka 2011-11-16 22:42:10 +00:00
parent b84acd2468
commit 9b944a8da2
1 changed files with 11 additions and 9 deletions
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20
lib/Target/Mips/MipsISelLowering.cpp
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@ -127,6 +127,7 @@ MipsTargetLowering(MipsTargetMachine &TM)
setOperationAction(ISD::GlobalAddress, MVT::i32, Custom);
setOperationAction(ISD::GlobalAddress, MVT::i64, Custom);
setOperationAction(ISD::BlockAddress, MVT::i32, Custom);
setOperationAction(ISD::BlockAddress, MVT::i64, Custom);
setOperationAction(ISD::GlobalTLSAddress, MVT::i32, Custom);
setOperationAction(ISD::JumpTable, MVT::i32, Custom);
setOperationAction(ISD::ConstantPool, MVT::i32, Custom);
@ -1506,7 +1507,7 @@ SDValue MipsTargetLowering::LowerBlockAddress(SDValue Op,
// FIXME there isn't actually debug info here
DebugLoc dl = Op.getDebugLoc();
if (getTargetMachine().getRelocationModel() != Reloc::PIC_) {
if (getTargetMachine().getRelocationModel() != Reloc::PIC_ && !IsN64) {
// %hi/%lo relocation
SDValue BAHi = DAG.getBlockAddress(BA, MVT::i32, true,
MipsII::MO_ABS_HI);
@ -1517,16 +1518,17 @@ SDValue MipsTargetLowering::LowerBlockAddress(SDValue Op,
return DAG.getNode(ISD::ADD, dl, MVT::i32, Hi, Lo);
}
SDValue BAGOTOffset = DAG.getBlockAddress(BA, MVT::i32, true,
MipsII::MO_GOT);
BAGOTOffset = DAG.getNode(MipsISD::WrapperPIC, dl, MVT::i32, BAGOTOffset);
SDValue BALOOffset = DAG.getBlockAddress(BA, MVT::i32, true,
MipsII::MO_ABS_LO);
SDValue Load = DAG.getLoad(MVT::i32, dl,
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 BAGOTOffset = DAG.getBlockAddress(BA, ValTy, true, GOTFlag);
BAGOTOffset = DAG.getNode(MipsISD::WrapperPIC, dl, ValTy, BAGOTOffset);
SDValue BALOOffset = DAG.getBlockAddress(BA, ValTy, true, OFSTFlag);
SDValue Load = DAG.getLoad(ValTy, dl,
DAG.getEntryNode(), BAGOTOffset,
MachinePointerInfo(), false, false, false, 0);
SDValue Lo = DAG.getNode(MipsISD::Lo, dl, MVT::i32, BALOOffset);
return DAG.getNode(ISD::ADD, dl, MVT::i32, Load, Lo);
SDValue Lo = DAG.getNode(MipsISD::Lo, dl, ValTy, BALOOffset);
return DAG.getNode(ISD::ADD, dl, ValTy, Load, Lo);
}
SDValue MipsTargetLowering::