Lower 64-bit block address.

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

View File

@ -127,6 +127,7 @@ MipsTargetLowering(MipsTargetMachine &TM)
setOperationAction(ISD::GlobalAddress, MVT::i32, Custom); setOperationAction(ISD::GlobalAddress, MVT::i32, Custom);
setOperationAction(ISD::GlobalAddress, MVT::i64, Custom); setOperationAction(ISD::GlobalAddress, MVT::i64, Custom);
setOperationAction(ISD::BlockAddress, MVT::i32, Custom); setOperationAction(ISD::BlockAddress, MVT::i32, Custom);
setOperationAction(ISD::BlockAddress, MVT::i64, Custom);
setOperationAction(ISD::GlobalTLSAddress, MVT::i32, Custom); setOperationAction(ISD::GlobalTLSAddress, MVT::i32, Custom);
setOperationAction(ISD::JumpTable, MVT::i32, Custom); setOperationAction(ISD::JumpTable, MVT::i32, Custom);
setOperationAction(ISD::ConstantPool, 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 // FIXME there isn't actually debug info here
DebugLoc dl = Op.getDebugLoc(); DebugLoc dl = Op.getDebugLoc();
if (getTargetMachine().getRelocationModel() != Reloc::PIC_) { if (getTargetMachine().getRelocationModel() != Reloc::PIC_ && !IsN64) {
// %hi/%lo relocation // %hi/%lo relocation
SDValue BAHi = DAG.getBlockAddress(BA, MVT::i32, true, SDValue BAHi = DAG.getBlockAddress(BA, MVT::i32, true,
MipsII::MO_ABS_HI); MipsII::MO_ABS_HI);
@ -1517,16 +1518,17 @@ SDValue MipsTargetLowering::LowerBlockAddress(SDValue Op,
return DAG.getNode(ISD::ADD, dl, MVT::i32, Hi, Lo); return DAG.getNode(ISD::ADD, dl, MVT::i32, Hi, Lo);
} }
SDValue BAGOTOffset = DAG.getBlockAddress(BA, MVT::i32, true, EVT ValTy = Op.getValueType();
MipsII::MO_GOT); unsigned GOTFlag = IsN64 ? MipsII::MO_GOT_PAGE : MipsII::MO_GOT;
BAGOTOffset = DAG.getNode(MipsISD::WrapperPIC, dl, MVT::i32, BAGOTOffset); unsigned OFSTFlag = IsN64 ? MipsII::MO_GOT_OFST : MipsII::MO_ABS_LO;
SDValue BALOOffset = DAG.getBlockAddress(BA, MVT::i32, true, SDValue BAGOTOffset = DAG.getBlockAddress(BA, ValTy, true, GOTFlag);
MipsII::MO_ABS_LO); BAGOTOffset = DAG.getNode(MipsISD::WrapperPIC, dl, ValTy, BAGOTOffset);
SDValue Load = DAG.getLoad(MVT::i32, dl, SDValue BALOOffset = DAG.getBlockAddress(BA, ValTy, true, OFSTFlag);
SDValue Load = DAG.getLoad(ValTy, dl,
DAG.getEntryNode(), BAGOTOffset, DAG.getEntryNode(), BAGOTOffset,
MachinePointerInfo(), false, false, false, 0); MachinePointerInfo(), false, false, false, 0);
SDValue Lo = DAG.getNode(MipsISD::Lo, dl, MVT::i32, BALOOffset); SDValue Lo = DAG.getNode(MipsISD::Lo, dl, ValTy, BALOOffset);
return DAG.getNode(ISD::ADD, dl, MVT::i32, Load, Lo); return DAG.getNode(ISD::ADD, dl, ValTy, Load, Lo);
} }
SDValue MipsTargetLowering:: SDValue MipsTargetLowering::