// 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);
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);
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);
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);
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;
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;
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.");
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
// 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.
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
// 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.
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.
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();
}
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());
}
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::
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;
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::
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 {
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;
}
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.
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,
// 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)));
}
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(),
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;
// 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();
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,
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)
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);
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();
(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);
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]);
// 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(),
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);
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);
}
unsigned MipsTargetLowering::getJumpTableEncoding() const {
- if (isN64())
+ if (Subtarget->isABI_N64())
return MachineJumpTableInfo::EK_GPRel64BlockAddress;
return TargetLowering::getJumpTableEncoding();