diff options
Diffstat (limited to 'lib/Target/Mips/MipsISelLowering.cpp')
| -rw-r--r-- | lib/Target/Mips/MipsISelLowering.cpp | 247 |
1 files changed, 169 insertions, 78 deletions
diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp index bfe5ea1..b7af2d4 100644 --- a/lib/Target/Mips/MipsISelLowering.cpp +++ b/lib/Target/Mips/MipsISelLowering.cpp @@ -215,6 +215,11 @@ MipsTargetLowering::MipsTargetLowering(MipsTargetMachine &TM) // setcc operations results (slt, sgt, ...). setBooleanContents(ZeroOrOneBooleanContent); setBooleanVectorContents(ZeroOrNegativeOneBooleanContent); + // The cmp.cond.fmt instruction in MIPS32r6/MIPS64r6 uses 0 and -1 like MSA + // does. Integer booleans still use 0 and 1. + if (Subtarget->hasMips32r6()) + setBooleanContents(ZeroOrOneBooleanContent, + ZeroOrNegativeOneBooleanContent); // Load extented operations for i1 types must be promoted setLoadExtAction(ISD::EXTLOAD, MVT::i1, Promote); @@ -251,7 +256,7 @@ MipsTargetLowering::MipsTargetLowering(MipsTargetMachine &TM) setOperationAction(ISD::FCOPYSIGN, MVT::f64, Custom); setOperationAction(ISD::FP_TO_SINT, MVT::i32, Custom); - if (isGP64bit()) { + if (Subtarget->isGP64bit()) { setOperationAction(ISD::GlobalAddress, MVT::i64, Custom); setOperationAction(ISD::BlockAddress, MVT::i64, Custom); setOperationAction(ISD::GlobalTLSAddress, MVT::i64, Custom); @@ -263,14 +268,14 @@ MipsTargetLowering::MipsTargetLowering(MipsTargetMachine &TM) setOperationAction(ISD::FP_TO_SINT, MVT::i64, Custom); } - if (!isGP64bit()) { + if (!Subtarget->isGP64bit()) { setOperationAction(ISD::SHL_PARTS, MVT::i32, Custom); setOperationAction(ISD::SRA_PARTS, MVT::i32, Custom); setOperationAction(ISD::SRL_PARTS, MVT::i32, Custom); } setOperationAction(ISD::ADD, MVT::i32, Custom); - if (isGP64bit()) + if (Subtarget->isGP64bit()) setOperationAction(ISD::ADD, MVT::i64, Custom); setOperationAction(ISD::SDIV, MVT::i32, Expand); @@ -287,7 +292,8 @@ MipsTargetLowering::MipsTargetLowering(MipsTargetMachine &TM) setOperationAction(ISD::BR_CC, MVT::f64, Expand); setOperationAction(ISD::BR_CC, MVT::i32, Expand); setOperationAction(ISD::BR_CC, MVT::i64, Expand); - setOperationAction(ISD::SELECT_CC, MVT::Other, Expand); + setOperationAction(ISD::SELECT_CC, MVT::i32, Expand); + setOperationAction(ISD::SELECT_CC, MVT::i64, Expand); setOperationAction(ISD::UINT_TO_FP, MVT::i32, Expand); setOperationAction(ISD::UINT_TO_FP, MVT::i64, Expand); setOperationAction(ISD::FP_TO_UINT, MVT::i32, Expand); @@ -368,7 +374,7 @@ MipsTargetLowering::MipsTargetLowering(MipsTargetMachine &TM) if (!Subtarget->hasMips64r2()) setOperationAction(ISD::BSWAP, MVT::i64, Expand); - if (isGP64bit()) { + if (Subtarget->isGP64bit()) { setLoadExtAction(ISD::SEXTLOAD, MVT::i32, Custom); setLoadExtAction(ISD::ZEXTLOAD, MVT::i32, Custom); setLoadExtAction(ISD::EXTLOAD, MVT::i32, Custom); @@ -384,12 +390,13 @@ MipsTargetLowering::MipsTargetLowering(MipsTargetMachine &TM) setTargetDAGCombine(ISD::OR); setTargetDAGCombine(ISD::ADD); - setMinFunctionAlignment(isGP64bit() ? 3 : 2); + setMinFunctionAlignment(Subtarget->isGP64bit() ? 3 : 2); - setStackPointerRegisterToSaveRestore(isN64() ? Mips::SP_64 : Mips::SP); + setStackPointerRegisterToSaveRestore(Subtarget->isABI_N64() ? Mips::SP_64 + : Mips::SP); - setExceptionPointerRegister(isN64() ? Mips::A0_64 : Mips::A0); - setExceptionSelectorRegister(isN64() ? Mips::A1_64 : Mips::A1); + setExceptionPointerRegister(Subtarget->isABI_N64() ? Mips::A0_64 : Mips::A0); + setExceptionSelectorRegister(Subtarget->isABI_N64() ? Mips::A1_64 : Mips::A1); MaxStoresPerMemcpy = 16; @@ -815,10 +822,10 @@ addLiveIn(MachineFunction &MF, unsigned PReg, const TargetRegisterClass *RC) return VReg; } -static MachineBasicBlock *expandPseudoDIV(MachineInstr *MI, - MachineBasicBlock &MBB, - const TargetInstrInfo &TII, - bool Is64Bit) { +static MachineBasicBlock *insertDivByZeroTrap(MachineInstr *MI, + MachineBasicBlock &MBB, + const TargetInstrInfo &TII, + bool Is64Bit) { if (NoZeroDivCheck) return &MBB; @@ -836,6 +843,10 @@ static MachineBasicBlock *expandPseudoDIV(MachineInstr *MI, // Clear Divisor's kill flag. Divisor.setIsKill(false); + + // We would normally delete the original instruction here but in this case + // we only needed to inject an additional instruction rather than replace it. + return &MBB; } @@ -918,10 +929,22 @@ MipsTargetLowering::EmitInstrWithCustomInserter(MachineInstr *MI, return emitAtomicCmpSwap(MI, BB, 8); case Mips::PseudoSDIV: case Mips::PseudoUDIV: - return expandPseudoDIV(MI, *BB, *getTargetMachine().getInstrInfo(), false); + case Mips::DIV: + case Mips::DIVU: + case Mips::MOD: + case Mips::MODU: + return insertDivByZeroTrap(MI, *BB, *getTargetMachine().getInstrInfo(), + false); case Mips::PseudoDSDIV: case Mips::PseudoDUDIV: - return expandPseudoDIV(MI, *BB, *getTargetMachine().getInstrInfo(), true); + case Mips::DDIV: + case Mips::DDIVU: + case Mips::DMOD: + case Mips::DMODU: + return insertDivByZeroTrap(MI, *BB, *getTargetMachine().getInstrInfo(), + true); + case Mips::SEL_D: + return emitSEL_D(MI, BB); } } @@ -941,16 +964,20 @@ MipsTargetLowering::emitAtomicBinary(MachineInstr *MI, MachineBasicBlock *BB, unsigned LL, SC, AND, NOR, ZERO, BEQ; if (Size == 4) { - LL = isMicroMips ? Mips::LL_MM : Mips::LL; - SC = isMicroMips ? Mips::SC_MM : Mips::SC; + if (isMicroMips) { + LL = Mips::LL_MM; + SC = Mips::SC_MM; + } else { + LL = Subtarget->hasMips32r6() ? Mips::LL : Mips::LL_R6; + SC = Subtarget->hasMips32r6() ? Mips::SC : Mips::SC_R6; + } AND = Mips::AND; NOR = Mips::NOR; ZERO = Mips::ZERO; BEQ = Mips::BEQ; - } - else { - LL = Mips::LLD; - SC = Mips::SCD; + } else { + LL = Subtarget->hasMips64r6() ? Mips::LLD : Mips::LLD_R6; + SC = Subtarget->hasMips64r6() ? Mips::SCD : Mips::SCD_R6; AND = Mips::AND64; NOR = Mips::NOR64; ZERO = Mips::ZERO_64; @@ -1012,11 +1039,39 @@ MipsTargetLowering::emitAtomicBinary(MachineInstr *MI, MachineBasicBlock *BB, return exitMBB; } -MachineBasicBlock * -MipsTargetLowering::emitAtomicBinaryPartword(MachineInstr *MI, - MachineBasicBlock *BB, - unsigned Size, unsigned BinOpcode, - bool Nand) const { +MachineBasicBlock *MipsTargetLowering::emitSignExtendToI32InReg( + MachineInstr *MI, MachineBasicBlock *BB, unsigned Size, unsigned DstReg, + unsigned SrcReg) const { + const TargetInstrInfo *TII = getTargetMachine().getInstrInfo(); + DebugLoc DL = MI->getDebugLoc(); + + if (Subtarget->hasMips32r2() && Size == 1) { + BuildMI(BB, DL, TII->get(Mips::SEB), DstReg).addReg(SrcReg); + return BB; + } + + if (Subtarget->hasMips32r2() && Size == 2) { + BuildMI(BB, DL, TII->get(Mips::SEH), DstReg).addReg(SrcReg); + return BB; + } + + MachineFunction *MF = BB->getParent(); + MachineRegisterInfo &RegInfo = MF->getRegInfo(); + const TargetRegisterClass *RC = getRegClassFor(MVT::i32); + unsigned ScrReg = RegInfo.createVirtualRegister(RC); + + assert(Size < 32); + int64_t ShiftImm = 32 - (Size * 8); + + BuildMI(BB, DL, TII->get(Mips::SLL), ScrReg).addReg(SrcReg).addImm(ShiftImm); + BuildMI(BB, DL, TII->get(Mips::SRA), DstReg).addReg(ScrReg).addImm(ShiftImm); + + return BB; +} + +MachineBasicBlock *MipsTargetLowering::emitAtomicBinaryPartword( + MachineInstr *MI, MachineBasicBlock *BB, unsigned Size, unsigned BinOpcode, + bool Nand) const { assert((Size == 1 || Size == 2) && "Unsupported size for EmitAtomicBinaryPartial."); @@ -1046,7 +1101,6 @@ MipsTargetLowering::emitAtomicBinaryPartword(MachineInstr *MI, unsigned StoreVal = RegInfo.createVirtualRegister(RC); unsigned MaskedOldVal1 = RegInfo.createVirtualRegister(RC); unsigned SrlRes = RegInfo.createVirtualRegister(RC); - unsigned SllRes = RegInfo.createVirtualRegister(RC); unsigned Success = RegInfo.createVirtualRegister(RC); // insert new blocks after the current block @@ -1152,19 +1206,14 @@ MipsTargetLowering::emitAtomicBinaryPartword(MachineInstr *MI, // sinkMBB: // and maskedoldval1,oldval,mask // srl srlres,maskedoldval1,shiftamt - // sll sllres,srlres,24 - // sra dest,sllres,24 + // sign_extend dest,srlres BB = sinkMBB; - int64_t ShiftImm = (Size == 1) ? 24 : 16; BuildMI(BB, DL, TII->get(Mips::AND), MaskedOldVal1) .addReg(OldVal).addReg(Mask); BuildMI(BB, DL, TII->get(Mips::SRLV), SrlRes) .addReg(MaskedOldVal1).addReg(ShiftAmt); - BuildMI(BB, DL, TII->get(Mips::SLL), SllRes) - .addReg(SrlRes).addImm(ShiftImm); - BuildMI(BB, DL, TII->get(Mips::SRA), Dest) - .addReg(SllRes).addImm(ShiftImm); + BB = emitSignExtendToI32InReg(MI, BB, Size, Dest, SrlRes); MI->eraseFromParent(); // The instruction is gone now. @@ -1285,7 +1334,6 @@ MipsTargetLowering::emitAtomicCmpSwapPartword(MachineInstr *MI, unsigned MaskedOldVal1 = RegInfo.createVirtualRegister(RC); unsigned StoreVal = RegInfo.createVirtualRegister(RC); unsigned SrlRes = RegInfo.createVirtualRegister(RC); - unsigned SllRes = RegInfo.createVirtualRegister(RC); unsigned Success = RegInfo.createVirtualRegister(RC); // insert new blocks after the current block @@ -1382,23 +1430,44 @@ MipsTargetLowering::emitAtomicCmpSwapPartword(MachineInstr *MI, // sinkMBB: // srl srlres,maskedoldval0,shiftamt - // sll sllres,srlres,24 - // sra dest,sllres,24 + // sign_extend dest,srlres BB = sinkMBB; - int64_t ShiftImm = (Size == 1) ? 24 : 16; BuildMI(BB, DL, TII->get(Mips::SRLV), SrlRes) .addReg(MaskedOldVal0).addReg(ShiftAmt); - BuildMI(BB, DL, TII->get(Mips::SLL), SllRes) - .addReg(SrlRes).addImm(ShiftImm); - BuildMI(BB, DL, TII->get(Mips::SRA), Dest) - .addReg(SllRes).addImm(ShiftImm); + BB = emitSignExtendToI32InReg(MI, BB, Size, Dest, SrlRes); MI->eraseFromParent(); // The instruction is gone now. return exitMBB; } +MachineBasicBlock *MipsTargetLowering::emitSEL_D(MachineInstr *MI, + MachineBasicBlock *BB) const { + MachineFunction *MF = BB->getParent(); + const TargetRegisterInfo *TRI = getTargetMachine().getRegisterInfo(); + const TargetInstrInfo *TII = getTargetMachine().getInstrInfo(); + MachineRegisterInfo &RegInfo = MF->getRegInfo(); + DebugLoc DL = MI->getDebugLoc(); + MachineBasicBlock::iterator II(MI); + + unsigned Fc = MI->getOperand(1).getReg(); + const auto &FGR64RegClass = TRI->getRegClass(Mips::FGR64RegClassID); + + unsigned Fc2 = RegInfo.createVirtualRegister(FGR64RegClass); + + BuildMI(*BB, II, DL, TII->get(Mips::SUBREG_TO_REG), Fc2) + .addImm(0) + .addReg(Fc) + .addImm(Mips::sub_lo); + + // We don't erase the original instruction, we just replace the condition + // register with the 64-bit super-register. + MI->getOperand(1).setReg(Fc2); + + return BB; +} + //===----------------------------------------------------------------------===// // Misc Lower Operation implementation //===----------------------------------------------------------------------===// @@ -1421,7 +1490,8 @@ SDValue MipsTargetLowering::lowerBR_JT(SDValue Op, SelectionDAG &DAG) const { 0); Chain = Addr.getValue(1); - if ((getTargetMachine().getRelocationModel() == Reloc::PIC_) || isN64()) { + if ((getTargetMachine().getRelocationModel() == Reloc::PIC_) || + Subtarget->isABI_N64()) { // For PIC, the sequence is: // BRIND(load(Jumptable + index) + RelocBase) // RelocBase can be JumpTable, GOT or some sort of global base. @@ -1439,6 +1509,7 @@ SDValue MipsTargetLowering::lowerBRCOND(SDValue Op, SelectionDAG &DAG) const { SDValue Dest = Op.getOperand(2); SDLoc DL(Op); + assert(!Subtarget->hasMips32r6() && !Subtarget->hasMips64r6()); SDValue CondRes = createFPCmp(DAG, Op.getOperand(1)); // Return if flag is not set by a floating point comparison. @@ -1458,6 +1529,7 @@ SDValue MipsTargetLowering::lowerBRCOND(SDValue Op, SelectionDAG &DAG) const { SDValue MipsTargetLowering:: lowerSELECT(SDValue Op, SelectionDAG &DAG) const { + assert(!Subtarget->hasMips32r6() && !Subtarget->hasMips64r6()); SDValue Cond = createFPCmp(DAG, Op.getOperand(0)); // Return if flag is not set by a floating point comparison. @@ -1483,6 +1555,7 @@ lowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const } SDValue MipsTargetLowering::lowerSETCC(SDValue Op, SelectionDAG &DAG) const { + assert(!Subtarget->hasMips32r6() && !Subtarget->hasMips64r6()); SDValue Cond = createFPCmp(DAG, Op); assert(Cond.getOpcode() == MipsISD::FPCmp && @@ -1502,7 +1575,8 @@ SDValue MipsTargetLowering::lowerGlobalAddress(SDValue Op, GlobalAddressSDNode *N = cast<GlobalAddressSDNode>(Op); const GlobalValue *GV = N->getGlobal(); - if (getTargetMachine().getRelocationModel() != Reloc::PIC_ && !isN64()) { + if (getTargetMachine().getRelocationModel() != Reloc::PIC_ && + !Subtarget->isABI_N64()) { const MipsTargetObjectFile &TLOF = (const MipsTargetObjectFile&)getObjFileLowering(); @@ -1521,15 +1595,18 @@ SDValue MipsTargetLowering::lowerGlobalAddress(SDValue Op, } if (GV->hasInternalLinkage() || (GV->hasLocalLinkage() && !isa<Function>(GV))) - return getAddrLocal(N, Ty, DAG, isN32() || isN64()); + return getAddrLocal(N, Ty, DAG, + Subtarget->isABI_N32() || Subtarget->isABI_N64()); if (LargeGOT) return getAddrGlobalLargeGOT(N, Ty, DAG, MipsII::MO_GOT_HI16, MipsII::MO_GOT_LO16, DAG.getEntryNode(), MachinePointerInfo::getGOT()); - return getAddrGlobal(N, Ty, DAG, (isN32() || isN64()) ? MipsII::MO_GOT_DISP - : MipsII::MO_GOT16, + return getAddrGlobal(N, Ty, DAG, + (Subtarget->isABI_N32() || Subtarget->isABI_N64()) + ? MipsII::MO_GOT_DISP + : MipsII::MO_GOT16, DAG.getEntryNode(), MachinePointerInfo::getGOT()); } @@ -1538,10 +1615,12 @@ SDValue MipsTargetLowering::lowerBlockAddress(SDValue Op, BlockAddressSDNode *N = cast<BlockAddressSDNode>(Op); EVT Ty = Op.getValueType(); - if (getTargetMachine().getRelocationModel() != Reloc::PIC_ && !isN64()) + if (getTargetMachine().getRelocationModel() != Reloc::PIC_ && + !Subtarget->isABI_N64()) return getAddrNonPIC(N, Ty, DAG); - return getAddrLocal(N, Ty, DAG, isN32() || isN64()); + return getAddrLocal(N, Ty, DAG, + Subtarget->isABI_N32() || Subtarget->isABI_N64()); } SDValue MipsTargetLowering:: @@ -1579,7 +1658,7 @@ lowerGlobalTLSAddress(SDValue Op, SelectionDAG &DAG) const TargetLowering::CallLoweringInfo CLI(DAG); CLI.setDebugLoc(DL).setChain(DAG.getEntryNode()) - .setCallee(CallingConv::C, PtrTy, TlsGetAddr, &Args, 0); + .setCallee(CallingConv::C, PtrTy, TlsGetAddr, std::move(Args), 0); std::pair<SDValue, SDValue> CallResult = LowerCallTo(CLI); SDValue Ret = CallResult.first; @@ -1629,10 +1708,12 @@ lowerJumpTable(SDValue Op, SelectionDAG &DAG) const JumpTableSDNode *N = cast<JumpTableSDNode>(Op); EVT Ty = Op.getValueType(); - if (getTargetMachine().getRelocationModel() != Reloc::PIC_ && !isN64()) + if (getTargetMachine().getRelocationModel() != Reloc::PIC_ && + !Subtarget->isABI_N64()) return getAddrNonPIC(N, Ty, DAG); - return getAddrLocal(N, Ty, DAG, isN32() || isN64()); + return getAddrLocal(N, Ty, DAG, + Subtarget->isABI_N32() || Subtarget->isABI_N64()); } SDValue MipsTargetLowering:: @@ -1650,10 +1731,12 @@ lowerConstantPool(SDValue Op, SelectionDAG &DAG) const ConstantPoolSDNode *N = cast<ConstantPoolSDNode>(Op); EVT Ty = Op.getValueType(); - if (getTargetMachine().getRelocationModel() != Reloc::PIC_ && !isN64()) + if (getTargetMachine().getRelocationModel() != Reloc::PIC_ && + !Subtarget->isABI_N64()) return getAddrNonPIC(N, Ty, DAG); - return getAddrLocal(N, Ty, DAG, isN32() || isN64()); + return getAddrLocal(N, Ty, DAG, + Subtarget->isABI_N32() || Subtarget->isABI_N64()); } SDValue MipsTargetLowering::lowerVASTART(SDValue Op, SelectionDAG &DAG) const { @@ -1784,8 +1867,9 @@ lowerFRAMEADDR(SDValue Op, SelectionDAG &DAG) const { MFI->setFrameAddressIsTaken(true); EVT VT = Op.getValueType(); SDLoc DL(Op); - SDValue FrameAddr = DAG.getCopyFromReg(DAG.getEntryNode(), DL, - isN64() ? Mips::FP_64 : Mips::FP, VT); + SDValue FrameAddr = + DAG.getCopyFromReg(DAG.getEntryNode(), DL, + Subtarget->isABI_N64() ? Mips::FP_64 : Mips::FP, VT); return FrameAddr; } @@ -1801,7 +1885,7 @@ SDValue MipsTargetLowering::lowerRETURNADDR(SDValue Op, MachineFunction &MF = DAG.getMachineFunction(); MachineFrameInfo *MFI = MF.getFrameInfo(); MVT VT = Op.getSimpleValueType(); - unsigned RA = isN64() ? Mips::RA_64 : Mips::RA; + unsigned RA = Subtarget->isABI_N64() ? Mips::RA_64 : Mips::RA; MFI->setReturnAddressIsTaken(true); // Return RA, which contains the return address. Mark it an implicit live-in. @@ -1823,12 +1907,12 @@ SDValue MipsTargetLowering::lowerEH_RETURN(SDValue Op, SelectionDAG &DAG) SDValue Offset = Op.getOperand(1); SDValue Handler = Op.getOperand(2); SDLoc DL(Op); - EVT Ty = isN64() ? MVT::i64 : MVT::i32; + EVT Ty = Subtarget->isABI_N64() ? MVT::i64 : MVT::i32; // Store stack offset in V1, store jump target in V0. Glue CopyToReg and // EH_RETURN nodes, so that instructions are emitted back-to-back. - unsigned OffsetReg = isN64() ? Mips::V1_64 : Mips::V1; - unsigned AddrReg = isN64() ? Mips::V0_64 : Mips::V0; + unsigned OffsetReg = Subtarget->isABI_N64() ? Mips::V1_64 : Mips::V1; + unsigned AddrReg = Subtarget->isABI_N64() ? Mips::V0_64 : Mips::V0; Chain = DAG.getCopyToReg(Chain, DL, OffsetReg, Offset, SDValue()); Chain = DAG.getCopyToReg(Chain, DL, AddrReg, Handler, Chain.getValue(1)); return DAG.getNode(MipsISD::EH_RETURN, DL, MVT::Other, Chain, @@ -2256,8 +2340,8 @@ getOpndList(SmallVectorImpl<SDValue> &Ops, // in PIC mode) allow symbols to be resolved via lazy binding. // The lazy binding stub requires GP to point to the GOT. if (IsPICCall && !InternalLinkage) { - unsigned GPReg = isN64() ? Mips::GP_64 : Mips::GP; - EVT Ty = isN64() ? MVT::i64 : MVT::i32; + unsigned GPReg = Subtarget->isABI_N64() ? Mips::GP_64 : Mips::GP; + EVT Ty = Subtarget->isABI_N64() ? MVT::i64 : MVT::i32; RegsToPass.push_back(std::make_pair(GPReg, getGlobalReg(CLI.DAG, Ty))); } @@ -2326,8 +2410,8 @@ MipsTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, getTargetMachine(), ArgLocs, *DAG.getContext()); MipsCC::SpecialCallingConvType SpecialCallingConv = getSpecialCallingConv(Callee); - MipsCC MipsCCInfo(CallConv, isO32(), Subtarget->isFP64bit(), CCInfo, - SpecialCallingConv); + MipsCC MipsCCInfo(CallConv, Subtarget->isABI_O32(), Subtarget->isFP64bit(), + CCInfo, SpecialCallingConv); MipsCCInfo.analyzeCallOperands(Outs, IsVarArg, Subtarget->mipsSEUsesSoftFloat(), @@ -2360,7 +2444,8 @@ MipsTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, Chain = DAG.getCALLSEQ_START(Chain, NextStackOffsetVal, DL); SDValue StackPtr = DAG.getCopyFromReg( - Chain, DL, isN64() ? Mips::SP_64 : Mips::SP, getPointerTy()); + Chain, DL, Subtarget->isABI_N64() ? Mips::SP_64 : Mips::SP, + getPointerTy()); // With EABI is it possible to have 16 args on registers. std::deque< std::pair<unsigned, SDValue> > RegsToPass; @@ -2446,8 +2531,9 @@ MipsTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, // If the callee is a GlobalAddress/ExternalSymbol node (quite common, every // direct call is) turn it into a TargetGlobalAddress/TargetExternalSymbol // node so that legalize doesn't hack it. - bool IsPICCall = (isN64() || IsPIC); // true if calls are translated to - // jalr $25 + bool IsPICCall = + (Subtarget->isABI_N64() || IsPIC); // true if calls are translated to + // jalr $25 bool GlobalOrExternal = false, InternalLinkage = false; SDValue CalleeLo; EVT Ty = Callee.getValueType(); @@ -2458,7 +2544,8 @@ MipsTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, InternalLinkage = Val->hasInternalLinkage(); if (InternalLinkage) - Callee = getAddrLocal(G, Ty, DAG, isN32() || isN64()); + Callee = getAddrLocal(G, Ty, DAG, + Subtarget->isABI_N32() || Subtarget->isABI_N64()); else if (LargeGOT) Callee = getAddrGlobalLargeGOT(G, Ty, DAG, MipsII::MO_CALL_HI16, MipsII::MO_CALL_LO16, Chain, @@ -2474,7 +2561,7 @@ MipsTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, else if (ExternalSymbolSDNode *S = dyn_cast<ExternalSymbolSDNode>(Callee)) { const char *Sym = S->getSymbol(); - if (!isN64() && !IsPIC) // !N64 && static + if (!Subtarget->isABI_N64() && !IsPIC) // !N64 && static Callee = DAG.getTargetExternalSymbol(Sym, getPointerTy(), MipsII::MO_NO_FLAG); else if (LargeGOT) @@ -2525,7 +2612,8 @@ MipsTargetLowering::LowerCallResult(SDValue Chain, SDValue InFlag, SmallVector<CCValAssign, 16> RVLocs; CCState CCInfo(CallConv, IsVarArg, DAG.getMachineFunction(), getTargetMachine(), RVLocs, *DAG.getContext()); - MipsCC MipsCCInfo(CallConv, isO32(), Subtarget->isFP64bit(), CCInfo); + MipsCC MipsCCInfo(CallConv, Subtarget->isABI_O32(), Subtarget->isFP64bit(), + CCInfo); MipsCCInfo.analyzeCallResult(Ins, Subtarget->mipsSEUsesSoftFloat(), CallNode, RetTy); @@ -2572,7 +2660,8 @@ MipsTargetLowering::LowerFormalArguments(SDValue Chain, SmallVector<CCValAssign, 16> ArgLocs; CCState CCInfo(CallConv, IsVarArg, DAG.getMachineFunction(), getTargetMachine(), ArgLocs, *DAG.getContext()); - MipsCC MipsCCInfo(CallConv, isO32(), Subtarget->isFP64bit(), CCInfo); + MipsCC MipsCCInfo(CallConv, Subtarget->isABI_O32(), Subtarget->isFP64bit(), + CCInfo); Function::const_arg_iterator FuncArg = DAG.getMachineFunction().getFunction()->arg_begin(); bool UseSoftFloat = Subtarget->mipsSEUsesSoftFloat(); @@ -2634,7 +2723,8 @@ MipsTargetLowering::LowerFormalArguments(SDValue Chain, (RegVT == MVT::i64 && ValVT == MVT::f64) || (RegVT == MVT::f64 && ValVT == MVT::i64)) ArgValue = DAG.getNode(ISD::BITCAST, DL, ValVT, ArgValue); - else if (isO32() && RegVT == MVT::i32 && ValVT == MVT::f64) { + else if (Subtarget->isABI_O32() && RegVT == MVT::i32 && + ValVT == MVT::f64) { unsigned Reg2 = addLiveIn(DAG.getMachineFunction(), getNextIntArgReg(ArgReg), RC); SDValue ArgValue2 = DAG.getCopyFromReg(Chain, DL, Reg2, RegVT); @@ -2672,7 +2762,7 @@ MipsTargetLowering::LowerFormalArguments(SDValue Chain, unsigned Reg = MipsFI->getSRetReturnReg(); if (!Reg) { Reg = MF.getRegInfo().createVirtualRegister( - getRegClassFor(isN64() ? MVT::i64 : MVT::i32)); + getRegClassFor(Subtarget->isABI_N64() ? MVT::i64 : MVT::i32)); MipsFI->setSRetReturnReg(Reg); } SDValue Copy = DAG.getCopyToReg(DAG.getEntryNode(), DL, Reg, InVals[i]); @@ -2723,7 +2813,8 @@ MipsTargetLowering::LowerReturn(SDValue Chain, // CCState - Info about the registers and stack slot. CCState CCInfo(CallConv, IsVarArg, MF, getTargetMachine(), RVLocs, *DAG.getContext()); - MipsCC MipsCCInfo(CallConv, isO32(), Subtarget->isFP64bit(), CCInfo); + MipsCC MipsCCInfo(CallConv, Subtarget->isABI_O32(), Subtarget->isFP64bit(), + CCInfo); // Analyze return values. MipsCCInfo.analyzeReturn(Outs, Subtarget->mipsSEUsesSoftFloat(), @@ -2759,7 +2850,7 @@ MipsTargetLowering::LowerReturn(SDValue Chain, if (!Reg) llvm_unreachable("sret virtual register not created in the entry block"); SDValue Val = DAG.getCopyFromReg(Chain, DL, Reg, getPointerTy()); - unsigned V0 = isN64() ? Mips::V0_64 : Mips::V0; + unsigned V0 = Subtarget->isABI_N64() ? Mips::V0_64 : Mips::V0; Chain = DAG.getCopyToReg(Chain, DL, V0, Val, Flag); Flag = Chain.getValue(1); @@ -2980,9 +3071,9 @@ getRegForInlineAsmConstraint(const std::string &Constraint, MVT VT) const return std::make_pair(0U, &Mips::CPU16RegsRegClass); return std::make_pair(0U, &Mips::GPR32RegClass); } - if (VT == MVT::i64 && !isGP64bit()) + if (VT == MVT::i64 && !Subtarget->isGP64bit()) return std::make_pair(0U, &Mips::GPR32RegClass); - if (VT == MVT::i64 && isGP64bit()) + if (VT == MVT::i64 && Subtarget->isGP64bit()) return std::make_pair(0U, &Mips::GPR64RegClass); // This will generate an error message return std::make_pair(0U, nullptr); @@ -3169,7 +3260,7 @@ bool MipsTargetLowering::isFPImmLegal(const APFloat &Imm, EVT VT) const { } unsigned MipsTargetLowering::getJumpTableEncoding() const { - if (isN64()) + if (Subtarget->isABI_N64()) return MachineJumpTableInfo::EK_GPRel64BlockAddress; return TargetLowering::getJumpTableEncoding(); |