diff options
Diffstat (limited to 'lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 940 |
1 files changed, 698 insertions, 242 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index b16bd18aefaa..6e22ab30057c 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -76,7 +76,7 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, : TargetLowering(TM), Subtarget(&STI) { X86ScalarSSEf64 = Subtarget->hasSSE2(); X86ScalarSSEf32 = Subtarget->hasSSE1(); - TD = getDataLayout(); + TD = TM.getDataLayout(); // Set up the TargetLowering object. static const MVT IntVTs[] = { MVT::i8, MVT::i16, MVT::i32, MVT::i64 }; @@ -505,7 +505,7 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, setOperationAction(ISD::STACKSAVE, MVT::Other, Expand); setOperationAction(ISD::STACKRESTORE, MVT::Other, Expand); - setOperationAction(ISD::DYNAMIC_STACKALLOC, getPointerTy(), Custom); + setOperationAction(ISD::DYNAMIC_STACKALLOC, getPointerTy(*TD), Custom); // GC_TRANSITION_START and GC_TRANSITION_END need custom lowering. setOperationAction(ISD::GC_TRANSITION_START, MVT::Other, Custom); @@ -825,6 +825,11 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, setOperationAction(ISD::FNEG, MVT::v2f64, Custom); setOperationAction(ISD::FABS, MVT::v2f64, Custom); + setOperationAction(ISD::SMAX, MVT::v8i16, Legal); + setOperationAction(ISD::UMAX, MVT::v16i8, Legal); + setOperationAction(ISD::SMIN, MVT::v8i16, Legal); + setOperationAction(ISD::UMIN, MVT::v16i8, Legal); + setOperationAction(ISD::SETCC, MVT::v2i64, Custom); setOperationAction(ISD::SETCC, MVT::v16i8, Custom); setOperationAction(ISD::SETCC, MVT::v8i16, Custom); @@ -944,6 +949,15 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, setOperationAction(ISD::FNEARBYINT, RoundedTy, Legal); } + setOperationAction(ISD::SMAX, MVT::v16i8, Legal); + setOperationAction(ISD::SMAX, MVT::v4i32, Legal); + setOperationAction(ISD::UMAX, MVT::v8i16, Legal); + setOperationAction(ISD::UMAX, MVT::v4i32, Legal); + setOperationAction(ISD::SMIN, MVT::v16i8, Legal); + setOperationAction(ISD::SMIN, MVT::v4i32, Legal); + setOperationAction(ISD::UMIN, MVT::v8i16, Legal); + setOperationAction(ISD::UMIN, MVT::v4i32, Legal); + // FIXME: Do we need to handle scalar-to-vector here? setOperationAction(ISD::MUL, MVT::v4i32, Legal); @@ -1018,6 +1032,7 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, setOperationAction(ISD::SHL, MVT::v2i64, Custom); setOperationAction(ISD::SHL, MVT::v4i32, Custom); + setOperationAction(ISD::SRA, MVT::v2i64, Custom); setOperationAction(ISD::SRA, MVT::v4i32, Custom); } @@ -1141,6 +1156,19 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, setOperationAction(ISD::MULHU, MVT::v16i16, Legal); setOperationAction(ISD::MULHS, MVT::v16i16, Legal); + setOperationAction(ISD::SMAX, MVT::v32i8, Legal); + setOperationAction(ISD::SMAX, MVT::v16i16, Legal); + setOperationAction(ISD::SMAX, MVT::v8i32, Legal); + setOperationAction(ISD::UMAX, MVT::v32i8, Legal); + setOperationAction(ISD::UMAX, MVT::v16i16, Legal); + setOperationAction(ISD::UMAX, MVT::v8i32, Legal); + setOperationAction(ISD::SMIN, MVT::v32i8, Legal); + setOperationAction(ISD::SMIN, MVT::v16i16, Legal); + setOperationAction(ISD::SMIN, MVT::v8i32, Legal); + setOperationAction(ISD::UMIN, MVT::v32i8, Legal); + setOperationAction(ISD::UMIN, MVT::v16i16, Legal); + setOperationAction(ISD::UMIN, MVT::v8i32, Legal); + // The custom lowering for UINT_TO_FP for v8i32 becomes interesting // when we have a 256bit-wide blend with immediate. setOperationAction(ISD::UINT_TO_FP, MVT::v8i32, Custom); @@ -1184,6 +1212,7 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, setOperationAction(ISD::SHL, MVT::v4i64, Custom); setOperationAction(ISD::SHL, MVT::v8i32, Custom); + setOperationAction(ISD::SRA, MVT::v4i64, Custom); setOperationAction(ISD::SRA, MVT::v8i32, Custom); // Custom lower several nodes for 256-bit types. @@ -1376,6 +1405,15 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, setOperationAction(ISD::SELECT, MVT::v16i1, Custom); setOperationAction(ISD::SELECT, MVT::v8i1, Custom); + setOperationAction(ISD::SMAX, MVT::v16i32, Legal); + setOperationAction(ISD::SMAX, MVT::v8i64, Legal); + setOperationAction(ISD::UMAX, MVT::v16i32, Legal); + setOperationAction(ISD::UMAX, MVT::v8i64, Legal); + setOperationAction(ISD::SMIN, MVT::v16i32, Legal); + setOperationAction(ISD::SMIN, MVT::v8i64, Legal); + setOperationAction(ISD::UMIN, MVT::v16i32, Legal); + setOperationAction(ISD::UMIN, MVT::v8i64, Legal); + setOperationAction(ISD::ADD, MVT::v8i64, Legal); setOperationAction(ISD::ADD, MVT::v16i32, Legal); @@ -1473,6 +1511,8 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, setOperationAction(ISD::SUB, MVT::v32i16, Legal); setOperationAction(ISD::SUB, MVT::v64i8, Legal); setOperationAction(ISD::MUL, MVT::v32i16, Legal); + setOperationAction(ISD::MULHS, MVT::v32i16, Legal); + setOperationAction(ISD::MULHU, MVT::v32i16, Legal); setOperationAction(ISD::CONCAT_VECTORS, MVT::v32i1, Custom); setOperationAction(ISD::CONCAT_VECTORS, MVT::v64i1, Custom); setOperationAction(ISD::INSERT_SUBVECTOR, MVT::v32i1, Custom); @@ -1492,6 +1532,15 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, setOperationAction(ISD::TRUNCATE, MVT::v32i1, Custom); setOperationAction(ISD::TRUNCATE, MVT::v64i1, Custom); + setOperationAction(ISD::SMAX, MVT::v64i8, Legal); + setOperationAction(ISD::SMAX, MVT::v32i16, Legal); + setOperationAction(ISD::UMAX, MVT::v64i8, Legal); + setOperationAction(ISD::UMAX, MVT::v32i16, Legal); + setOperationAction(ISD::SMIN, MVT::v64i8, Legal); + setOperationAction(ISD::SMIN, MVT::v32i16, Legal); + setOperationAction(ISD::UMIN, MVT::v64i8, Legal); + setOperationAction(ISD::UMIN, MVT::v32i16, Legal); + for (int i = MVT::v32i8; i != MVT::v8i64; ++i) { const MVT VT = (MVT::SimpleValueType)i; @@ -1531,6 +1580,15 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, setOperationAction(ISD::XOR, MVT::v4i32, Legal); setOperationAction(ISD::SRA, MVT::v2i64, Custom); setOperationAction(ISD::SRA, MVT::v4i64, Custom); + + setOperationAction(ISD::SMAX, MVT::v2i64, Legal); + setOperationAction(ISD::SMAX, MVT::v4i64, Legal); + setOperationAction(ISD::UMAX, MVT::v2i64, Legal); + setOperationAction(ISD::UMAX, MVT::v4i64, Legal); + setOperationAction(ISD::SMIN, MVT::v2i64, Legal); + setOperationAction(ISD::SMIN, MVT::v4i64, Legal); + setOperationAction(ISD::UMIN, MVT::v2i64, Legal); + setOperationAction(ISD::UMIN, MVT::v4i64, Legal); } // We want to custom lower some of our intrinsics. @@ -1611,6 +1669,7 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, setTargetDAGCombine(ISD::SIGN_EXTEND); setTargetDAGCombine(ISD::SIGN_EXTEND_INREG); setTargetDAGCombine(ISD::SINT_TO_FP); + setTargetDAGCombine(ISD::UINT_TO_FP); setTargetDAGCombine(ISD::SETCC); setTargetDAGCombine(ISD::INTRINSIC_WO_CHAIN); setTargetDAGCombine(ISD::BUILD_VECTOR); @@ -1652,7 +1711,8 @@ X86TargetLowering::getPreferredVectorAction(EVT VT) const { return TargetLoweringBase::getPreferredVectorAction(VT); } -EVT X86TargetLowering::getSetCCResultType(LLVMContext &, EVT VT) const { +EVT X86TargetLowering::getSetCCResultType(const DataLayout &DL, LLVMContext &, + EVT VT) const { if (!VT.isVector()) return Subtarget->hasAVX512() ? MVT::i1: MVT::i8; @@ -1724,10 +1784,11 @@ static void getMaxByValAlign(Type *Ty, unsigned &MaxAlign) { /// function arguments in the caller parameter area. For X86, aggregates /// that contain SSE vectors are placed at 16-byte boundaries while the rest /// are at 4-byte boundaries. -unsigned X86TargetLowering::getByValTypeAlignment(Type *Ty) const { +unsigned X86TargetLowering::getByValTypeAlignment(Type *Ty, + const DataLayout &DL) const { if (Subtarget->is64Bit()) { // Max of 8 and alignment of type. - unsigned TyAlign = TD->getABITypeAlignment(Ty); + unsigned TyAlign = DL.getABITypeAlignment(Ty); if (TyAlign > 8) return TyAlign; return 8; @@ -1840,7 +1901,8 @@ SDValue X86TargetLowering::getPICJumpTableRelocBase(SDValue Table, if (!Subtarget->is64Bit()) // This doesn't have SDLoc associated with it, but is not really the // same as a Register. - return DAG.getNode(X86ISD::GlobalBaseReg, SDLoc(), getPointerTy()); + return DAG.getNode(X86ISD::GlobalBaseReg, SDLoc(), + getPointerTy(DAG.getDataLayout())); return Table; } @@ -2032,7 +2094,8 @@ X86TargetLowering::LowerReturn(SDValue Chain, // false, then an sret argument may be implicitly inserted in the SelDAG. In // either case FuncInfo->setSRetReturnReg() will have been called. if (unsigned SRetReg = FuncInfo->getSRetReturnReg()) { - SDValue Val = DAG.getCopyFromReg(Chain, dl, SRetReg, getPointerTy()); + SDValue Val = DAG.getCopyFromReg(Chain, dl, SRetReg, + getPointerTy(MF.getDataLayout())); unsigned RetValReg = (Subtarget->is64Bit() && !Subtarget->isTarget64BitILP32()) ? @@ -2041,7 +2104,8 @@ X86TargetLowering::LowerReturn(SDValue Chain, Flag = Chain.getValue(1); // RAX/EAX now acts like a return value. - RetOps.push_back(DAG.getRegister(RetValReg, getPointerTy())); + RetOps.push_back( + DAG.getRegister(RetValReg, getPointerTy(DAG.getDataLayout()))); } RetOps[0] = Chain; // Update chain. @@ -2288,11 +2352,11 @@ X86TargetLowering::LowerMemArgument(SDValue Chain, unsigned Bytes = Flags.getByValSize(); if (Bytes == 0) Bytes = 1; // Don't create zero-sized stack objects. int FI = MFI->CreateFixedObject(Bytes, VA.getLocMemOffset(), isImmutable); - return DAG.getFrameIndex(FI, getPointerTy()); + return DAG.getFrameIndex(FI, getPointerTy(DAG.getDataLayout())); } else { int FI = MFI->CreateFixedObject(ValVT.getSizeInBits()/8, VA.getLocMemOffset(), isImmutable); - SDValue FIN = DAG.getFrameIndex(FI, getPointerTy()); + SDValue FIN = DAG.getFrameIndex(FI, getPointerTy(DAG.getDataLayout())); SDValue Val = DAG.getLoad(ValVT, dl, Chain, FIN, MachinePointerInfo::getFixedStack(FI), false, false, false, 0); @@ -2471,7 +2535,7 @@ X86TargetLowering::LowerFormalArguments(SDValue Chain, if (Ins[i].Flags.isSRet()) { unsigned Reg = FuncInfo->getSRetReturnReg(); if (!Reg) { - MVT PtrTy = getPointerTy(); + MVT PtrTy = getPointerTy(DAG.getDataLayout()); Reg = MF.getRegInfo().createVirtualRegister(getRegClassFor(PtrTy)); FuncInfo->setSRetReturnReg(Reg); } @@ -2499,7 +2563,7 @@ X86TargetLowering::LowerFormalArguments(SDValue Chain, MachineModuleInfo &MMI = MF.getMMI(); const Function *WinEHParent = nullptr; - if (IsWin64 && MMI.hasWinEHFuncInfo(Fn)) + if (MMI.hasWinEHFuncInfo(Fn)) WinEHParent = MMI.getWinEHParent(Fn); bool IsWinEHOutlined = WinEHParent && WinEHParent != Fn; bool IsWinEHParent = WinEHParent && WinEHParent == Fn; @@ -2561,11 +2625,11 @@ X86TargetLowering::LowerFormalArguments(SDValue Chain, // Store the integer parameter registers. SmallVector<SDValue, 8> MemOps; SDValue RSFIN = DAG.getFrameIndex(FuncInfo->getRegSaveFrameIndex(), - getPointerTy()); + getPointerTy(DAG.getDataLayout())); unsigned Offset = FuncInfo->getVarArgsGPOffset(); for (SDValue Val : LiveGPRs) { - SDValue FIN = DAG.getNode(ISD::ADD, dl, getPointerTy(), RSFIN, - DAG.getIntPtrConstant(Offset, dl)); + SDValue FIN = DAG.getNode(ISD::ADD, dl, getPointerTy(DAG.getDataLayout()), + RSFIN, DAG.getIntPtrConstant(Offset, dl)); SDValue Store = DAG.getStore(Val.getValue(1), dl, Val, FIN, MachinePointerInfo::getFixedStack( @@ -2592,7 +2656,7 @@ X86TargetLowering::LowerFormalArguments(SDValue Chain, if (!MemOps.empty()) Chain = DAG.getNode(ISD::TokenFactor, dl, MVT::Other, MemOps); - } else if (IsWinEHOutlined) { + } else if (IsWin64 && IsWinEHOutlined) { // Get to the caller-allocated home save location. Add 8 to account // for the return address. int HomeOffset = TFI.getOffsetOfLocalArea() + 8; @@ -2605,8 +2669,8 @@ X86TargetLowering::LowerFormalArguments(SDValue Chain, // Store the second integer parameter (rdx) into rsp+16 relative to the // stack pointer at the entry of the function. - SDValue RSFIN = - DAG.getFrameIndex(FuncInfo->getRegSaveFrameIndex(), getPointerTy()); + SDValue RSFIN = DAG.getFrameIndex(FuncInfo->getRegSaveFrameIndex(), + getPointerTy(DAG.getDataLayout())); unsigned GPR = MF.addLiveIn(X86::RDX, &X86::GR64RegClass); SDValue Val = DAG.getCopyFromReg(Chain, dl, GPR, MVT::i64); Chain = DAG.getStore( @@ -2680,14 +2744,21 @@ X86TargetLowering::LowerFormalArguments(SDValue Chain, FuncInfo->setArgumentStackSize(StackSize); if (IsWinEHParent) { - int UnwindHelpFI = MFI->CreateStackObject(8, 8, /*isSS=*/false); - SDValue StackSlot = DAG.getFrameIndex(UnwindHelpFI, MVT::i64); - MMI.getWinEHFuncInfo(MF.getFunction()).UnwindHelpFrameIdx = UnwindHelpFI; - SDValue Neg2 = DAG.getConstant(-2, dl, MVT::i64); - Chain = DAG.getStore(Chain, dl, Neg2, StackSlot, - MachinePointerInfo::getFixedStack(UnwindHelpFI), - /*isVolatile=*/true, - /*isNonTemporal=*/false, /*Alignment=*/0); + if (Is64Bit) { + int UnwindHelpFI = MFI->CreateStackObject(8, 8, /*isSS=*/false); + SDValue StackSlot = DAG.getFrameIndex(UnwindHelpFI, MVT::i64); + MMI.getWinEHFuncInfo(MF.getFunction()).UnwindHelpFrameIdx = UnwindHelpFI; + SDValue Neg2 = DAG.getConstant(-2, dl, MVT::i64); + Chain = DAG.getStore(Chain, dl, Neg2, StackSlot, + MachinePointerInfo::getFixedStack(UnwindHelpFI), + /*isVolatile=*/true, + /*isNonTemporal=*/false, /*Alignment=*/0); + } else { + // Functions using Win32 EH are considered to have opaque SP adjustments + // to force local variables to be addressed from the frame or base + // pointers. + MFI->setHasOpaqueSPAdjustment(true); + } } return Chain; @@ -2701,7 +2772,8 @@ X86TargetLowering::LowerMemOpCallTo(SDValue Chain, ISD::ArgFlagsTy Flags) const { unsigned LocMemOffset = VA.getLocMemOffset(); SDValue PtrOff = DAG.getIntPtrConstant(LocMemOffset, dl); - PtrOff = DAG.getNode(ISD::ADD, dl, getPointerTy(), StackPtr, PtrOff); + PtrOff = DAG.getNode(ISD::ADD, dl, getPointerTy(DAG.getDataLayout()), + StackPtr, PtrOff); if (Flags.isByVal()) return CreateCopyOfByValArgument(Arg, PtrOff, Chain, Flags, DAG, dl); @@ -2718,7 +2790,7 @@ X86TargetLowering::EmitTailCallLoadRetAddr(SelectionDAG &DAG, bool IsTailCall, bool Is64Bit, int FPDiff, SDLoc dl) const { // Adjust the Return address stack slot. - EVT VT = getPointerTy(); + EVT VT = getPointerTy(DAG.getDataLayout()); OutRetAddr = getReturnAddressFrameIndex(DAG); // Load the "old" Return address. @@ -2942,7 +3014,7 @@ X86TargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, assert(VA.isMemLoc()); if (!StackPtr.getNode()) StackPtr = DAG.getCopyFromReg(Chain, dl, RegInfo->getStackRegister(), - getPointerTy()); + getPointerTy(DAG.getDataLayout())); MemOpChains.push_back(LowerMemOpCallTo(Chain, StackPtr, Arg, dl, DAG, VA, Flags)); } @@ -2955,8 +3027,9 @@ X86TargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, // ELF / PIC requires GOT in the EBX register before function calls via PLT // GOT pointer. if (!isTailCall) { - RegsToPass.push_back(std::make_pair(unsigned(X86::EBX), - DAG.getNode(X86ISD::GlobalBaseReg, SDLoc(), getPointerTy()))); + RegsToPass.push_back(std::make_pair( + unsigned(X86::EBX), DAG.getNode(X86ISD::GlobalBaseReg, SDLoc(), + getPointerTy(DAG.getDataLayout())))); } else { // If we are tail calling and generating PIC/GOT style code load the // address of the callee into ECX. The value in ecx is used as target of @@ -3036,16 +3109,16 @@ X86TargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, int32_t Offset = VA.getLocMemOffset()+FPDiff; uint32_t OpSize = (VA.getLocVT().getSizeInBits()+7)/8; FI = MF.getFrameInfo()->CreateFixedObject(OpSize, Offset, true); - FIN = DAG.getFrameIndex(FI, getPointerTy()); + FIN = DAG.getFrameIndex(FI, getPointerTy(DAG.getDataLayout())); if (Flags.isByVal()) { // Copy relative to framepointer. SDValue Source = DAG.getIntPtrConstant(VA.getLocMemOffset(), dl); if (!StackPtr.getNode()) - StackPtr = DAG.getCopyFromReg(Chain, dl, - RegInfo->getStackRegister(), - getPointerTy()); - Source = DAG.getNode(ISD::ADD, dl, getPointerTy(), StackPtr, Source); + StackPtr = DAG.getCopyFromReg(Chain, dl, RegInfo->getStackRegister(), + getPointerTy(DAG.getDataLayout())); + Source = DAG.getNode(ISD::ADD, dl, getPointerTy(DAG.getDataLayout()), + StackPtr, Source); MemOpChains2.push_back(CreateCopyOfByValArgument(Source, FIN, ArgChain, @@ -3064,8 +3137,8 @@ X86TargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, // Store the return address to the appropriate stack slot. Chain = EmitTailCallStoreRetAddr(DAG, MF, Chain, RetAddrFrIdx, - getPointerTy(), RegInfo->getSlotSize(), - FPDiff, dl); + getPointerTy(DAG.getDataLayout()), + RegInfo->getSlotSize(), FPDiff, dl); } // Build a sequence of copy-to-reg nodes chained together with token chain @@ -3106,7 +3179,7 @@ X86TargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, GV->hasDefaultVisibility() && !GV->hasLocalLinkage()) { OpFlags = X86II::MO_PLT; } else if (Subtarget->isPICStyleStubAny() && - (GV->isDeclaration() || GV->isWeakForLinker()) && + !GV->isStrongDefinitionForLinker() && (!Subtarget->getTargetTriple().isMacOSX() || Subtarget->getTargetTriple().isMacOSXVersionLT(10, 5))) { // PC-relative references to external symbols should go through $stub, @@ -3123,17 +3196,18 @@ X86TargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, ExtraLoad = true; } - Callee = DAG.getTargetGlobalAddress(GV, dl, getPointerTy(), - G->getOffset(), OpFlags); + Callee = DAG.getTargetGlobalAddress( + GV, dl, getPointerTy(DAG.getDataLayout()), G->getOffset(), OpFlags); // Add a wrapper if needed. if (WrapperKind != ISD::DELETED_NODE) - Callee = DAG.getNode(X86ISD::WrapperRIP, dl, getPointerTy(), Callee); + Callee = DAG.getNode(X86ISD::WrapperRIP, dl, + getPointerTy(DAG.getDataLayout()), Callee); // Add extra indirection if needed. if (ExtraLoad) - Callee = DAG.getLoad(getPointerTy(), dl, DAG.getEntryNode(), Callee, - MachinePointerInfo::getGOT(), - false, false, false, 0); + Callee = DAG.getLoad( + getPointerTy(DAG.getDataLayout()), dl, DAG.getEntryNode(), Callee, + MachinePointerInfo::getGOT(), false, false, false, 0); } } else if (ExternalSymbolSDNode *S = dyn_cast<ExternalSymbolSDNode>(Callee)) { unsigned char OpFlags = 0; @@ -3152,8 +3226,8 @@ X86TargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, OpFlags = X86II::MO_DARWIN_STUB; } - Callee = DAG.getTargetExternalSymbol(S->getSymbol(), getPointerTy(), - OpFlags); + Callee = DAG.getTargetExternalSymbol( + S->getSymbol(), getPointerTy(DAG.getDataLayout()), OpFlags); } else if (Subtarget->isTarget64BitILP32() && Callee->getValueType(0) == MVT::i32) { // Zero-extend the 32-bit Callee address into a 64-bit according to x32 ABI @@ -3184,9 +3258,24 @@ X86TargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, RegsToPass[i].second.getValueType())); // Add a register mask operand representing the call-preserved registers. - const TargetRegisterInfo *TRI = Subtarget->getRegisterInfo(); - const uint32_t *Mask = TRI->getCallPreservedMask(MF, CallConv); + const uint32_t *Mask = RegInfo->getCallPreservedMask(MF, CallConv); assert(Mask && "Missing call preserved mask for calling convention"); + + // If this is an invoke in a 32-bit function using an MSVC personality, assume + // the function clobbers all registers. If an exception is thrown, the runtime + // will not restore CSRs. + // FIXME: Model this more precisely so that we can register allocate across + // the normal edge and spill and fill across the exceptional edge. + if (!Is64Bit && CLI.CS && CLI.CS->isInvoke()) { + const Function *CallerFn = MF.getFunction(); + EHPersonality Pers = + CallerFn->hasPersonalityFn() + ? classifyEHPersonality(CallerFn->getPersonalityFn()) + : EHPersonality::Unknown; + if (isMSVCEHPersonality(Pers)) + Mask = RegInfo->getNoPreservedMask(); + } + Ops.push_back(DAG.getRegisterMask(Mask)); if (InFlag.getNode()) @@ -3650,7 +3739,7 @@ SDValue X86TargetLowering::getReturnAddressFrameIndex(SelectionDAG &DAG) const { FuncInfo->setRAIndex(ReturnAddrIndex); } - return DAG.getFrameIndex(ReturnAddrIndex, getPointerTy()); + return DAG.getFrameIndex(ReturnAddrIndex, getPointerTy(DAG.getDataLayout())); } bool X86::isOffsetSuitableForCodeModel(int64_t Offset, CodeModel::Model M, @@ -3881,6 +3970,15 @@ bool X86TargetLowering::isCheapToSpeculateCtlz() const { return Subtarget->hasLZCNT(); } +/// isUndefInRange - Return true if every element in Mask, beginning +/// from position Pos and ending in Pos+Size is undef. +static bool isUndefInRange(ArrayRef<int> Mask, unsigned Pos, unsigned Size) { + for (unsigned i = Pos, e = Pos + Size; i != e; ++i) + if (0 <= Mask[i]) + return false; + return true; +} + /// isUndefOrInRange - Return true if Val is undef or if its value falls within /// the specified range (L, H]. static bool isUndefOrInRange(int Val, int Low, int Hi) { @@ -4322,6 +4420,7 @@ static SDValue getShuffleVectorZeroOrUndef(SDValue V2, unsigned Idx, /// IsUnary to true if only uses one source. Note that this will set IsUnary for /// shuffles which use a single input multiple times, and in those cases it will /// adjust the mask to only have indices within that single input. +/// FIXME: Add support for Decode*Mask functions that return SM_SentinelZero. static bool getTargetShuffleMask(SDNode *N, MVT VT, SmallVectorImpl<int> &Mask, bool &IsUnary) { unsigned NumElems = VT.getVectorNumElements(); @@ -4451,6 +4550,10 @@ static bool getTargetShuffleMask(SDNode *N, MVT VT, ImmN = N->getOperand(N->getNumOperands()-1); DecodeVPERM2X128Mask(VT, cast<ConstantSDNode>(ImmN)->getZExtValue(), Mask); if (Mask.empty()) return false; + // Mask only contains negative index if an element is zero. + if (std::any_of(Mask.begin(), Mask.end(), + [](int M){ return M == SM_SentinelZero; })) + return false; break; case X86ISD::MOVSLDUP: DecodeMOVSLDUPMask(VT, Mask); @@ -4764,7 +4867,7 @@ static SDValue getVShift(bool isLeft, EVT VT, SDValue SrcOp, MVT ShVT = MVT::v2i64; unsigned Opc = isLeft ? X86ISD::VSHLDQ : X86ISD::VSRLDQ; SrcOp = DAG.getBitcast(ShVT, SrcOp); - MVT ScalarShiftTy = TLI.getScalarShiftAmountTy(SrcOp.getValueType()); + MVT ScalarShiftTy = TLI.getScalarShiftAmountTy(DAG.getDataLayout(), VT); assert(NumBits % 8 == 0 && "Only support byte sized shifts"); SDValue ShiftVal = DAG.getConstant(NumBits/8, dl, ScalarShiftTy); return DAG.getBitcast(VT, DAG.getNode(Opc, dl, ShVT, SrcOp, ShiftVal)); @@ -5082,7 +5185,8 @@ static SDValue LowerVectorBroadcast(SDValue Op, const X86Subtarget* Subtarget, assert(C && "Invalid constant type"); const TargetLowering &TLI = DAG.getTargetLoweringInfo(); - SDValue CP = DAG.getConstantPool(C, TLI.getPointerTy()); + SDValue CP = + DAG.getConstantPool(C, TLI.getPointerTy(DAG.getDataLayout())); unsigned Alignment = cast<ConstantPoolSDNode>(CP)->getAlignment(); Ld = DAG.getLoad(CVT, dl, DAG.getEntryNode(), CP, MachinePointerInfo::getConstantPool(), @@ -6857,6 +6961,136 @@ static SDValue lowerVectorShuffleAsShift(SDLoc DL, MVT VT, SDValue V1, return SDValue(); } +/// \brief Try to lower a vector shuffle using SSE4a EXTRQ/INSERTQ. +static SDValue lowerVectorShuffleWithSSE4A(SDLoc DL, MVT VT, SDValue V1, + SDValue V2, ArrayRef<int> Mask, + SelectionDAG &DAG) { + SmallBitVector Zeroable = computeZeroableShuffleElements(Mask, V1, V2); + assert(!Zeroable.all() && "Fully zeroable shuffle mask"); + + int Size = Mask.size(); + int HalfSize = Size / 2; + assert(Size == (int)VT.getVectorNumElements() && "Unexpected mask size"); + + // Upper half must be undefined. + if (!isUndefInRange(Mask, HalfSize, HalfSize)) + return SDValue(); + + // EXTRQ: Extract Len elements from lower half of source, starting at Idx. + // Remainder of lower half result is zero and upper half is all undef. + auto LowerAsEXTRQ = [&]() { + // Determine the extraction length from the part of the + // lower half that isn't zeroable. + int Len = HalfSize; + for (; Len >= 0; --Len) + if (!Zeroable[Len - 1]) + break; + assert(Len > 0 && "Zeroable shuffle mask"); + + // Attempt to match first Len sequential elements from the lower half. + SDValue Src; + int Idx = -1; + for (int i = 0; i != Len; ++i) { + int M = Mask[i]; + if (M < 0) + continue; + SDValue &V = (M < Size ? V1 : V2); + M = M % Size; + + // All mask elements must be in the lower half. + if (M > HalfSize) + return SDValue(); + + if (Idx < 0 || (Src == V && Idx == (M - i))) { + Src = V; + Idx = M - i; + continue; + } + return SDValue(); + } + + if (Idx < 0) + return SDValue(); + + assert((Idx + Len) <= HalfSize && "Illegal extraction mask"); + int BitLen = (Len * VT.getScalarSizeInBits()) & 0x3f; + int BitIdx = (Idx * VT.getScalarSizeInBits()) & 0x3f; + return DAG.getNode(X86ISD::EXTRQI, DL, VT, Src, + DAG.getConstant(BitLen, DL, MVT::i8), + DAG.getConstant(BitIdx, DL, MVT::i8)); + }; + + if (SDValue ExtrQ = LowerAsEXTRQ()) + return ExtrQ; + + // INSERTQ: Extract lowest Len elements from lower half of second source and + // insert over first source, starting at Idx. + // { A[0], .., A[Idx-1], B[0], .., B[Len-1], A[Idx+Len], .., UNDEF, ... } + auto LowerAsInsertQ = [&]() { + for (int Idx = 0; Idx != HalfSize; ++Idx) { + SDValue Base; + + // Attempt to match first source from mask before insertion point. + if (isUndefInRange(Mask, 0, Idx)) { + /* EMPTY */ + } else if (isSequentialOrUndefInRange(Mask, 0, Idx, 0)) { + Base = V1; + } else if (isSequentialOrUndefInRange(Mask, 0, Idx, Size)) { + Base = V2; + } else { + continue; + } + + // Extend the extraction length looking to match both the insertion of + // the second source and the remaining elements of the first. + for (int Hi = Idx + 1; Hi <= HalfSize; ++Hi) { + SDValue Insert; + int Len = Hi - Idx; + + // Match insertion. + if (isSequentialOrUndefInRange(Mask, Idx, Len, 0)) { + Insert = V1; + } else if (isSequentialOrUndefInRange(Mask, Idx, Len, Size)) { + Insert = V2; + } else { + continue; + } + + // Match the remaining elements of the lower half. + if (isUndefInRange(Mask, Hi, HalfSize - Hi)) { + /* EMPTY */ + } else if ((!Base || (Base == V1)) && + isSequentialOrUndefInRange(Mask, Hi, HalfSize - Hi, Hi)) { + Base = V1; + } else if ((!Base || (Base == V2)) && + isSequentialOrUndefInRange(Mask, Hi, HalfSize - Hi, + Size + Hi)) { + Base = V2; + } else { + continue; + } + + // We may not have a base (first source) - this can safely be undefined. + if (!Base) + Base = DAG.getUNDEF(VT); + + int BitLen = (Len * VT.getScalarSizeInBits()) & 0x3f; + int BitIdx = (Idx * VT.getScalarSizeInBits()) & 0x3f; + return DAG.getNode(X86ISD::INSERTQI, DL, VT, Base, Insert, + DAG.getConstant(BitLen, DL, MVT::i8), + DAG.getConstant(BitIdx, DL, MVT::i8)); + } + } + + return SDValue(); + }; + + if (SDValue InsertQ = LowerAsInsertQ()) + return InsertQ; + + return SDValue(); +} + /// \brief Lower a vector shuffle as a zero or any extension. /// /// Given a specific number of elements, element bit width, and extension @@ -6864,7 +7098,7 @@ static SDValue lowerVectorShuffleAsShift(SDLoc DL, MVT VT, SDValue V1, /// features of the subtarget. static SDValue lowerVectorShuffleAsSpecificZeroOrAnyExtend( SDLoc DL, MVT VT, int Scale, bool AnyExt, SDValue InputV, - const X86Subtarget *Subtarget, SelectionDAG &DAG) { + ArrayRef<int> Mask, const X86Subtarget *Subtarget, SelectionDAG &DAG) { assert(Scale > 1 && "Need a scale to extend."); int NumElements = VT.getVectorNumElements(); int EltBits = VT.getScalarSizeInBits(); @@ -6901,6 +7135,28 @@ static SDValue lowerVectorShuffleAsSpecificZeroOrAnyExtend( getV4X86ShuffleImm8ForMask(PSHUFHWMask, DL, DAG))); } + // The SSE4A EXTRQ instruction can efficiently extend the first 2 lanes + // to 64-bits. + if ((Scale * EltBits) == 64 && EltBits < 32 && Subtarget->hasSSE4A()) { + assert(NumElements == (int)Mask.size() && "Unexpected shuffle mask size!"); + assert(VT.getSizeInBits() == 128 && "Unexpected vector width!"); + + SDValue Lo = DAG.getNode(ISD::BITCAST, DL, MVT::v2i64, + DAG.getNode(X86ISD::EXTRQI, DL, VT, InputV, + DAG.getConstant(EltBits, DL, MVT::i8), + DAG.getConstant(0, DL, MVT::i8))); + if (isUndefInRange(Mask, NumElements/2, NumElements/2)) + return DAG.getNode(ISD::BITCAST, DL, VT, Lo); + + SDValue Hi = + DAG.getNode(ISD::BITCAST, DL, MVT::v2i64, + DAG.getNode(X86ISD::EXTRQI, DL, VT, InputV, + DAG.getConstant(EltBits, DL, MVT::i8), + DAG.getConstant(EltBits, DL, MVT::i8))); + return DAG.getNode(ISD::BITCAST, DL, VT, + DAG.getNode(X86ISD::UNPCKL, DL, MVT::v2i64, Lo, Hi)); + } + // If this would require more than 2 unpack instructions to expand, use // pshufb when available. We can only use more than 2 unpack instructions // when zero extending i8 elements which also makes it easier to use pshufb. @@ -6991,7 +7247,7 @@ static SDValue lowerVectorShuffleAsZeroOrAnyExtend( return SDValue(); return lowerVectorShuffleAsSpecificZeroOrAnyExtend( - DL, VT, Scale, AnyExt, InputV, Subtarget, DAG); + DL, VT, Scale, AnyExt, InputV, Mask, Subtarget, DAG); }; // The widest scale possible for extending is to a 64-bit integer. @@ -7166,9 +7422,9 @@ static SDValue lowerVectorShuffleAsElementInsertion( V2 = DAG.getBitcast(MVT::v2i64, V2); V2 = DAG.getNode( X86ISD::VSHLDQ, DL, MVT::v2i64, V2, - DAG.getConstant( - V2Index * EltVT.getSizeInBits()/8, DL, - DAG.getTargetLoweringInfo().getScalarShiftAmountTy(MVT::v2i64))); + DAG.getConstant(V2Index * EltVT.getSizeInBits() / 8, DL, + DAG.getTargetLoweringInfo().getScalarShiftAmountTy( + DAG.getDataLayout(), VT))); V2 = DAG.getBitcast(VT, V2); } } @@ -8518,6 +8774,11 @@ static SDValue lowerV8I16VectorShuffle(SDValue Op, SDValue V1, SDValue V2, lowerVectorShuffleAsShift(DL, MVT::v8i16, V1, V2, Mask, DAG)) return Shift; + // See if we can use SSE4A Extraction / Insertion. + if (Subtarget->hasSSE4A()) + if (SDValue V = lowerVectorShuffleWithSSE4A(DL, MVT::v8i16, V1, V2, Mask, DAG)) + return V; + // There are special ways we can lower some single-element blends. if (NumV2Inputs == 1) if (SDValue V = lowerVectorShuffleAsElementInsertion(DL, MVT::v8i16, V1, V2, @@ -8670,6 +8931,11 @@ static SDValue lowerV16I8VectorShuffle(SDValue Op, SDValue V1, SDValue V2, DL, MVT::v16i8, V1, V2, Mask, Subtarget, DAG)) return ZExt; + // See if we can use SSE4A Extraction / Insertion. + if (Subtarget->hasSSE4A()) + if (SDValue V = lowerVectorShuffleWithSSE4A(DL, MVT::v16i8, V1, V2, Mask, DAG)) + return V; + int NumV2Elements = std::count_if(Mask.begin(), Mask.end(), [](int M) { return M >= 16; }); @@ -10613,12 +10879,13 @@ X86TargetLowering::LowerEXTRACT_VECTOR_ELT(SDValue Op, MaskEltVT.getSizeInBits()); Idx = DAG.getZExtOrTrunc(Idx, dl, MaskEltVT); + auto PtrVT = getPointerTy(DAG.getDataLayout()); SDValue Mask = DAG.getNode(X86ISD::VINSERT, dl, MaskVT, - getZeroVector(MaskVT, Subtarget, DAG, dl), - Idx, DAG.getConstant(0, dl, getPointerTy())); + getZeroVector(MaskVT, Subtarget, DAG, dl), Idx, + DAG.getConstant(0, dl, PtrVT)); SDValue Perm = DAG.getNode(X86ISD::VPERMV, dl, VecVT, Mask, Vec); - return DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, Op.getValueType(), - Perm, DAG.getConstant(0, dl, getPointerTy())); + return DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, Op.getValueType(), Perm, + DAG.getConstant(0, dl, PtrVT)); } return SDValue(); } @@ -11009,17 +11276,16 @@ X86TargetLowering::LowerConstantPool(SDValue Op, SelectionDAG &DAG) const { else if (Subtarget->isPICStyleStubPIC()) OpFlag = X86II::MO_PIC_BASE_OFFSET; - SDValue Result = DAG.getTargetConstantPool(CP->getConstVal(), getPointerTy(), - CP->getAlignment(), - CP->getOffset(), OpFlag); + auto PtrVT = getPointerTy(DAG.getDataLayout()); + SDValue Result = DAG.getTargetConstantPool( + CP->getConstVal(), PtrVT, CP->getAlignment(), CP->getOffset(), OpFlag); SDLoc DL(CP); - Result = DAG.getNode(WrapperKind, DL, getPointerTy(), Result); + Result = DAG.getNode(WrapperKind, DL, PtrVT, Result); // With PIC, the address is actually $g + Offset. if (OpFlag) { - Result = DAG.getNode(ISD::ADD, DL, getPointerTy(), - DAG.getNode(X86ISD::GlobalBaseReg, - SDLoc(), getPointerTy()), - Result); + Result = + DAG.getNode(ISD::ADD, DL, PtrVT, + DAG.getNode(X86ISD::GlobalBaseReg, SDLoc(), PtrVT), Result); } return Result; @@ -11042,17 +11308,16 @@ SDValue X86TargetLowering::LowerJumpTable(SDValue Op, SelectionDAG &DAG) const { else if (Subtarget->isPICStyleStubPIC()) OpFlag = X86II::MO_PIC_BASE_OFFSET; - SDValue Result = DAG.getTargetJumpTable(JT->getIndex(), getPointerTy(), - OpFlag); + auto PtrVT = getPointerTy(DAG.getDataLayout()); + SDValue Result = DAG.getTargetJumpTable(JT->getIndex(), PtrVT, OpFlag); SDLoc DL(JT); - Result = DAG.getNode(WrapperKind, DL, getPointerTy(), Result); + Result = DAG.getNode(WrapperKind, DL, PtrVT, Result); // With PIC, the address is actually $g + Offset. if (OpFlag) - Result = DAG.getNode(ISD::ADD, DL, getPointerTy(), - DAG.getNode(X86ISD::GlobalBaseReg, - SDLoc(), getPointerTy()), - Result); + Result = + DAG.getNode(ISD::ADD, DL, PtrVT, + DAG.getNode(X86ISD::GlobalBaseReg, SDLoc(), PtrVT), Result); return Result; } @@ -11080,24 +11345,24 @@ X86TargetLowering::LowerExternalSymbol(SDValue Op, SelectionDAG &DAG) const { OpFlag = X86II::MO_DARWIN_NONLAZY; } - SDValue Result = DAG.getTargetExternalSymbol(Sym, getPointerTy(), OpFlag); + auto PtrVT = getPointerTy(DAG.getDataLayout()); + SDValue Result = DAG.getTargetExternalSymbol(Sym, PtrVT, OpFlag); SDLoc DL(Op); - Result = DAG.getNode(WrapperKind, DL, getPointerTy(), Result); + Result = DAG.getNode(WrapperKind, DL, PtrVT, Result); // With PIC, the address is actually $g + Offset. if (DAG.getTarget().getRelocationModel() == Reloc::PIC_ && !Subtarget->is64Bit()) { - Result = DAG.getNode(ISD::ADD, DL, getPointerTy(), - DAG.getNode(X86ISD::GlobalBaseReg, - SDLoc(), getPointerTy()), - Result); + Result = + DAG.getNode(ISD::ADD, DL, PtrVT, + DAG.getNode(X86ISD::GlobalBaseReg, SDLoc(), PtrVT), Result); } // For symbols that require a load from a stub to get the address, emit the // load. if (isGlobalStubReference(OpFlag)) - Result = DAG.getLoad(getPointerTy(), DL, DAG.getEntryNode(), Result, + Result = DAG.getLoad(PtrVT, DL, DAG.getEntryNode(), Result, MachinePointerInfo::getGOT(), false, false, false, 0); return Result; @@ -11112,20 +11377,19 @@ X86TargetLowering::LowerBlockAddress(SDValue Op, SelectionDAG &DAG) const { const BlockAddress *BA = cast<BlockAddressSDNode>(Op)->getBlockAddress(); int64_t Offset = cast<BlockAddressSDNode>(Op)->getOffset(); SDLoc dl(Op); - SDValue Result = DAG.getTargetBlockAddress(BA, getPointerTy(), Offset, - OpFlags); + auto PtrVT = getPointerTy(DAG.getDataLayout()); + SDValue Result = DAG.getTargetBlockAddress(BA, PtrVT, Offset, OpFlags); if (Subtarget->isPICStyleRIPRel() && (M == CodeModel::Small || M == CodeModel::Kernel)) - Result = DAG.getNode(X86ISD::WrapperRIP, dl, getPointerTy(), Result); + Result = DAG.getNode(X86ISD::WrapperRIP, dl, PtrVT, Result); else - Result = DAG.getNode(X86ISD::Wrapper, dl, getPointerTy(), Result); + Result = DAG.getNode(X86ISD::Wrapper, dl, PtrVT, Result); // With PIC, the address is actually $g + Offset. if (isGlobalRelativeToPICBase(OpFlags)) { - Result = DAG.getNode(ISD::ADD, dl, getPointerTy(), - DAG.getNode(X86ISD::GlobalBaseReg, dl, getPointerTy()), - Result); + Result = DAG.getNode(ISD::ADD, dl, PtrVT, + DAG.getNode(X86ISD::GlobalBaseReg, dl, PtrVT), Result); } return Result; @@ -11139,40 +11403,40 @@ X86TargetLowering::LowerGlobalAddress(const GlobalValue *GV, SDLoc dl, unsigned char OpFlags = Subtarget->ClassifyGlobalReference(GV, DAG.getTarget()); CodeModel::Model M = DAG.getTarget().getCodeModel(); + auto PtrVT = getPointerTy(DAG.getDataLayout()); SDValue Result; if (OpFlags == X86II::MO_NO_FLAG && X86::isOffsetSuitableForCodeModel(Offset, M)) { // A direct static reference to a global. - Result = DAG.getTargetGlobalAddress(GV, dl, getPointerTy(), Offset); + Result = DAG.getTargetGlobalAddress(GV, dl, PtrVT, Offset); Offset = 0; } else { - Result = DAG.getTargetGlobalAddress(GV, dl, getPointerTy(), 0, OpFlags); + Result = DAG.getTargetGlobalAddress(GV, dl, PtrVT, 0, OpFlags); } if (Subtarget->isPICStyleRIPRel() && (M == CodeModel::Small || M == CodeModel::Kernel)) - Result = DAG.getNode(X86ISD::WrapperRIP, dl, getPointerTy(), Result); + Result = DAG.getNode(X86ISD::WrapperRIP, dl, PtrVT, Result); else - Result = DAG.getNode(X86ISD::Wrapper, dl, getPointerTy(), Result); + Result = DAG.getNode(X86ISD::Wrapper, dl, PtrVT, Result); // With PIC, the address is actually $g + Offset. if (isGlobalRelativeToPICBase(OpFlags)) { - Result = DAG.getNode(ISD::ADD, dl, getPointerTy(), - DAG.getNode(X86ISD::GlobalBaseReg, dl, getPointerTy()), - Result); + Result = DAG.getNode(ISD::ADD, dl, PtrVT, + DAG.getNode(X86ISD::GlobalBaseReg, dl, PtrVT), Result); } // For globals that require a load from a stub to get the address, emit the // load. if (isGlobalStubReference(OpFlags)) - Result = DAG.getLoad(getPointerTy(), dl, DAG.getEntryNode(), Result, + Result = DAG.getLoad(PtrVT, dl, DAG.getEntryNode(), Result, MachinePointerInfo::getGOT(), false, false, false, 0); // If there was a non-zero offset that we didn't fold, create an explicit // addition for it. if (Offset != 0) - Result = DAG.getNode(ISD::ADD, dl, getPointerTy(), Result, - DAG.getConstant(Offset, dl, getPointerTy())); + Result = DAG.getNode(ISD::ADD, dl, PtrVT, Result, + DAG.getConstant(Offset, dl, PtrVT)); return Result; } @@ -11336,22 +11600,23 @@ X86TargetLowering::LowerGlobalTLSAddress(SDValue Op, SelectionDAG &DAG) const { GlobalAddressSDNode *GA = cast<GlobalAddressSDNode>(Op); const GlobalValue *GV = GA->getGlobal(); + auto PtrVT = getPointerTy(DAG.getDataLayout()); if (Subtarget->isTargetELF()) { TLSModel::Model model = DAG.getTarget().getTLSModel(GV); switch (model) { case TLSModel::GeneralDynamic: if (Subtarget->is64Bit()) - return LowerToTLSGeneralDynamicModel64(GA, DAG, getPointerTy()); - return LowerToTLSGeneralDynamicModel32(GA, DAG, getPointerTy()); + return LowerToTLSGeneralDynamicModel64(GA, DAG, PtrVT); + return LowerToTLSGeneralDynamicModel32(GA, DAG, PtrVT); case TLSModel::LocalDynamic: - return LowerToTLSLocalDynamicModel(GA, DAG, getPointerTy(), + return LowerToTLSLocalDynamicModel(GA, DAG, PtrVT, Subtarget->is64Bit()); case TLSModel::InitialExec: case TLSModel::LocalExec: - return LowerToTLSExecModel( - GA, DAG, getPointerTy(), model, Subtarget->is64Bit(), - DAG.getTarget().getRelocationModel() == Reloc::PIC_); + return LowerToTLSExecModel(GA, DAG, PtrVT, model, Subtarget->is64Bit(), + DAG.getTarget().getRelocationModel() == + Reloc::PIC_); } llvm_unreachable("Unknown TLS model."); } @@ -11374,13 +11639,12 @@ X86TargetLowering::LowerGlobalTLSAddress(SDValue Op, SelectionDAG &DAG) const { SDValue Result = DAG.getTargetGlobalAddress(GA->getGlobal(), DL, GA->getValueType(0), GA->getOffset(), OpFlag); - SDValue Offset = DAG.getNode(WrapperKind, DL, getPointerTy(), Result); + SDValue Offset = DAG.getNode(WrapperKind, DL, PtrVT, Result); // With PIC32, the address is actually $g + Offset. if (PIC32) - Offset = DAG.getNode(ISD::ADD, DL, getPointerTy(), - DAG.getNode(X86ISD::GlobalBaseReg, - SDLoc(), getPointerTy()), + Offset = DAG.getNode(ISD::ADD, DL, PtrVT, + DAG.getNode(X86ISD::GlobalBaseReg, SDLoc(), PtrVT), Offset); // Lowering the machine isd will make sure everything is in the right @@ -11397,8 +11661,7 @@ X86TargetLowering::LowerGlobalTLSAddress(SDValue Op, SelectionDAG &DAG) const { // And our return value (tls address) is in the standard call return value // location. unsigned Reg = Subtarget->is64Bit() ? X86::RAX : X86::EAX; - return DAG.getCopyFromReg(Chain, DL, Reg, getPointerTy(), - Chain.getValue(1)); + return DAG.getCopyFromReg(Chain, DL, Reg, PtrVT, Chain.getValue(1)); } if (Subtarget->isTargetKnownWindowsMSVC() || @@ -11426,50 +11689,50 @@ X86TargetLowering::LowerGlobalTLSAddress(SDValue Op, SelectionDAG &DAG) const { : Type::getInt32PtrTy(*DAG.getContext(), 257)); - SDValue TlsArray = - Subtarget->is64Bit() - ? DAG.getIntPtrConstant(0x58, dl) - : (Subtarget->isTargetWindowsGNU() - ? DAG.getIntPtrConstant(0x2C, dl) - : DAG.getExternalSymbol("_tls_array", getPointerTy())); + SDValue TlsArray = Subtarget->is64Bit() + ? DAG.getIntPtrConstant(0x58, dl) + : (Subtarget->isTargetWindowsGNU() + ? DAG.getIntPtrConstant(0x2C, dl) + : DAG.getExternalSymbol("_tls_array", PtrVT)); SDValue ThreadPointer = - DAG.getLoad(getPointerTy(), dl, Chain, TlsArray, - MachinePointerInfo(Ptr), false, false, false, 0); + DAG.getLoad(PtrVT, dl, Chain, TlsArray, MachinePointerInfo(Ptr), false, + false, false, 0); SDValue res; if (GV->getThreadLocalMode() == GlobalVariable::LocalExecTLSModel) { res = ThreadPointer; } else { // Load the _tls_index variable - SDValue IDX = DAG.getExternalSymbol("_tls_index", getPointerTy()); + SDValue IDX = DAG.getExternalSymbol("_tls_index", PtrVT); if (Subtarget->is64Bit()) - IDX = DAG.getExtLoad(ISD::ZEXTLOAD, dl, getPointerTy(), Chain, IDX, + IDX = DAG.getExtLoad(ISD::ZEXTLOAD, dl, PtrVT, Chain, IDX, MachinePointerInfo(), MVT::i32, false, false, false, 0); else - IDX = DAG.getLoad(getPointerTy(), dl, Chain, IDX, MachinePointerInfo(), - false, false, false, 0); + IDX = DAG.getLoad(PtrVT, dl, Chain, IDX, MachinePointerInfo(), false, + false, false, 0); - SDValue Scale = DAG.getConstant(Log2_64_Ceil(TD->getPointerSize()), dl, - getPointerTy()); - IDX = DAG.getNode(ISD::SHL, dl, getPointerTy(), IDX, Scale); + auto &DL = DAG.getDataLayout(); + SDValue Scale = + DAG.getConstant(Log2_64_Ceil(DL.getPointerSize()), dl, PtrVT); + IDX = DAG.getNode(ISD::SHL, dl, PtrVT, IDX, Scale); - res = DAG.getNode(ISD::ADD, dl, getPointerTy(), ThreadPointer, IDX); + res = DAG.getNode(ISD::ADD, dl, PtrVT, ThreadPointer, IDX); } - res = DAG.getLoad(getPointerTy(), dl, Chain, res, MachinePointerInfo(), - false, false, false, 0); + res = DAG.getLoad(PtrVT, dl, Chain, res, MachinePointerInfo(), false, false, + false, 0); // Get the offset of start of .tls section SDValue TGA = DAG.getTargetGlobalAddress(GA->getGlobal(), dl, GA->getValueType(0), GA->getOffset(), X86II::MO_SECREL); - SDValue Offset = DAG.getNode(X86ISD::Wrapper, dl, getPointerTy(), TGA); + SDValue Offset = DAG.getNode(X86ISD::Wrapper, dl, PtrVT, TGA); // The address of the thread local variable is the add of the thread // pointer with the offset of the variable. - return DAG.getNode(ISD::ADD, dl, getPointerTy(), res, Offset); + return DAG.getNode(ISD::ADD, dl, PtrVT, res, Offset); } llvm_unreachable("TLS not implemented for this target."); @@ -11564,8 +11827,9 @@ SDValue X86TargetLowering::LowerSINT_TO_FP(SDValue Op, unsigned Size = SrcVT.getSizeInBits()/8; MachineFunction &MF = DAG.getMachineFunction(); + auto PtrVT = getPointerTy(MF.getDataLayout()); int SSFI = MF.getFrameInfo()->CreateStackObject(Size, Size, false); - SDValue StackSlot = DAG.getFrameIndex(SSFI, getPointerTy()); + SDValue StackSlot = DAG.getFrameIndex(SSFI, PtrVT); SDValue Chain = DAG.getStore(DAG.getEntryNode(), dl, Op.getOperand(0), StackSlot, MachinePointerInfo::getFixedStack(SSFI), @@ -11614,7 +11878,8 @@ SDValue X86TargetLowering::BuildFILD(SDValue Op, EVT SrcVT, SDValue Chain, MachineFunction &MF = DAG.getMachineFunction(); unsigned SSFISize = Op.getValueType().getSizeInBits()/8; int SSFI = MF.getFrameInfo()->CreateStackObject(SSFISize, SSFISize, false); - SDValue StackSlot = DAG.getFrameIndex(SSFI, getPointerTy()); + auto PtrVT = getPointerTy(MF.getDataLayout()); + SDValue StackSlot = DAG.getFrameIndex(SSFI, PtrVT); Tys = DAG.getVTList(MVT::Other); SDValue Ops[] = { Chain, Result, StackSlot, DAG.getValueType(Op.getValueType()), InFlag @@ -11656,7 +11921,8 @@ SDValue X86TargetLowering::LowerUINT_TO_FP_i64(SDValue Op, // Build some magic constants. static const uint32_t CV0[] = { 0x43300000, 0x45300000, 0, 0 }; Constant *C0 = ConstantDataVector::get(*Context, CV0); - SDValue CPIdx0 = DAG.getConstantPool(C0, getPointerTy(), 16); + auto PtrVT = getPointerTy(DAG.getDataLayout()); + SDValue CPIdx0 = DAG.getConstantPool(C0, PtrVT, 16); SmallVector<Constant*,2> CV1; CV1.push_back( @@ -11666,7 +11932,7 @@ SDValue X86TargetLowering::LowerUINT_TO_FP_i64(SDValue Op, ConstantFP::get(*Context, APFloat(APFloat::IEEEdouble, APInt(64, 0x4530000000000000ULL)))); Constant *C1 = ConstantVector::get(CV1); - SDValue CPIdx1 = DAG.getConstantPool(C1, getPointerTy(), 16); + SDValue CPIdx1 = DAG.getConstantPool(C1, PtrVT, 16); // Load the 64-bit value into an XMM register. SDValue XR1 = DAG.getNode(ISD::SCALAR_TO_VECTOR, dl, MVT::v2i64, @@ -11882,6 +12148,7 @@ SDValue X86TargetLowering::LowerUINT_TO_FP(SDValue Op, SelectionDAG &DAG) const { SDValue N0 = Op.getOperand(0); SDLoc dl(Op); + auto PtrVT = getPointerTy(DAG.getDataLayout()); if (Op.getValueType().isVector()) return lowerUINT_TO_FP_vec(Op, DAG); @@ -11904,9 +12171,8 @@ SDValue X86TargetLowering::LowerUINT_TO_FP(SDValue Op, // Make a 64-bit buffer, and use it to build an FILD. SDValue StackSlot = DAG.CreateStackTemporary(MVT::i64); if (SrcVT == MVT::i32) { - SDValue WordOff = DAG.getConstant(4, dl, getPointerTy()); - SDValue OffsetSlot = DAG.getNode(ISD::ADD, dl, - getPointerTy(), StackSlot, WordOff); + SDValue WordOff = DAG.getConstant(4, dl, PtrVT); + SDValue OffsetSlot = DAG.getNode(ISD::ADD, dl, PtrVT, StackSlot, WordOff); SDValue Store1 = DAG.getStore(DAG.getEntryNode(), dl, Op.getOperand(0), StackSlot, MachinePointerInfo(), false, false, 0); @@ -11940,22 +12206,20 @@ SDValue X86TargetLowering::LowerUINT_TO_FP(SDValue Op, APInt FF(32, 0x5F800000ULL); // Check whether the sign bit is set. - SDValue SignSet = DAG.getSetCC(dl, - getSetCCResultType(*DAG.getContext(), MVT::i64), - Op.getOperand(0), - DAG.getConstant(0, dl, MVT::i64), ISD::SETLT); + SDValue SignSet = DAG.getSetCC( + dl, getSetCCResultType(DAG.getDataLayout(), *DAG.getContext(), MVT::i64), + Op.getOperand(0), DAG.getConstant(0, dl, MVT::i64), ISD::SETLT); // Build a 64 bit pair (0, FF) in the constant pool, with FF in the lo bits. SDValue FudgePtr = DAG.getConstantPool( - ConstantInt::get(*DAG.getContext(), FF.zext(64)), - getPointerTy()); + ConstantInt::get(*DAG.getContext(), FF.zext(64)), PtrVT); // Get a pointer to FF if the sign bit was set, or to 0 otherwise. SDValue Zero = DAG.getIntPtrConstant(0, dl); SDValue Four = DAG.getIntPtrConstant(4, dl); SDValue Offset = DAG.getNode(ISD::SELECT, dl, Zero.getValueType(), SignSet, Zero, Four); - FudgePtr = DAG.getNode(ISD::ADD, dl, getPointerTy(), FudgePtr, Offset); + FudgePtr = DAG.getNode(ISD::ADD, dl, PtrVT, FudgePtr, Offset); // Load the value out, extending it from f32 to f80. // FIXME: Avoid the extend by constructing the right constant pool? @@ -11974,6 +12238,7 @@ X86TargetLowering:: FP_TO_INTHelper(SDValue Op, SelectionDAG &DAG, SDLoc DL(Op); EVT DstTy = Op.getValueType(); + auto PtrVT = getPointerTy(DAG.getDataLayout()); if (!IsSigned && !isIntegerTypeFTOL(DstTy)) { assert(DstTy == MVT::i32 && "Unexpected FP_TO_UINT"); @@ -11998,7 +12263,7 @@ X86TargetLowering:: FP_TO_INTHelper(SDValue Op, SelectionDAG &DAG, MachineFunction &MF = DAG.getMachineFunction(); unsigned MemSize = DstTy.getSizeInBits()/8; int SSFI = MF.getFrameInfo()->CreateStackObject(MemSize, MemSize, false); - SDValue StackSlot = DAG.getFrameIndex(SSFI, getPointerTy()); + SDValue StackSlot = DAG.getFrameIndex(SSFI, PtrVT); unsigned Opc; if (!IsSigned && isIntegerTypeFTOL(DstTy)) @@ -12032,7 +12297,7 @@ X86TargetLowering:: FP_TO_INTHelper(SDValue Op, SelectionDAG &DAG, Value = DAG.getMemIntrinsicNode(X86ISD::FLD, DL, Tys, Ops, DstTy, MMO); Chain = Value.getValue(1); SSFI = MF.getFrameInfo()->CreateStackObject(MemSize, MemSize, false); - StackSlot = DAG.getFrameIndex(SSFI, getPointerTy()); + StackSlot = DAG.getFrameIndex(SSFI, PtrVT); } MachineMemOperand *MMO = @@ -12403,7 +12668,7 @@ static SDValue LowerFABSorFNEG(SDValue Op, SelectionDAG &DAG) { Constant *C = ConstantInt::get(*Context, MaskElt); C = ConstantVector::getSplat(NumElts, C); const TargetLowering &TLI = DAG.getTargetLoweringInfo(); - SDValue CPIdx = DAG.getConstantPool(C, TLI.getPointerTy()); + SDValue CPIdx = DAG.getConstantPool(C, TLI.getPointerTy(DAG.getDataLayout())); unsigned Alignment = cast<ConstantPoolSDNode>(CPIdx)->getAlignment(); SDValue Mask = DAG.getLoad(VT, dl, DAG.getEntryNode(), CPIdx, MachinePointerInfo::getConstantPool(), @@ -12462,7 +12727,8 @@ static SDValue LowerFCOPYSIGN(SDValue Op, SelectionDAG &DAG) { CV[0] = ConstantFP::get(*Context, APFloat(Sem, APInt::getHighBitsSet(SizeInBits, 1))); Constant *C = ConstantVector::get(CV); - SDValue CPIdx = DAG.getConstantPool(C, TLI.getPointerTy(), 16); + auto PtrVT = TLI.getPointerTy(DAG.getDataLayout()); + SDValue CPIdx = DAG.getConstantPool(C, PtrVT, 16); SDValue Mask1 = DAG.getLoad(SrcVT, dl, DAG.getEntryNode(), CPIdx, MachinePointerInfo::getConstantPool(), false, false, false, 16); @@ -12483,7 +12749,7 @@ static SDValue LowerFCOPYSIGN(SDValue Op, SelectionDAG &DAG) { APFloat(Sem, APInt::getLowBitsSet(SizeInBits, SizeInBits - 1))); } C = ConstantVector::get(CV); - CPIdx = DAG.getConstantPool(C, TLI.getPointerTy(), 16); + CPIdx = DAG.getConstantPool(C, PtrVT, 16); SDValue Val = DAG.getLoad(VT, dl, DAG.getEntryNode(), CPIdx, MachinePointerInfo::getConstantPool(), false, false, false, 16); @@ -13352,8 +13618,8 @@ static SDValue LowerVSETCC(SDValue Op, const X86Subtarget *Subtarget, if (hasMinMax) { switch (SetCCOpcode) { default: break; - case ISD::SETULE: Opc = X86ISD::UMIN; MinMax = true; break; - case ISD::SETUGE: Opc = X86ISD::UMAX; MinMax = true; break; + case ISD::SETULE: Opc = ISD::UMIN; MinMax = true; break; + case ISD::SETUGE: Opc = ISD::UMAX; MinMax = true; break; } if (MinMax) { Swap = false; Invert = false; FlipSigns = false; } @@ -14172,8 +14438,8 @@ static SDValue LowerExtendedLoad(SDValue Op, const X86Subtarget *Subtarget, SmallVector<SDValue, 8> Chains; SDValue Ptr = Ld->getBasePtr(); - SDValue Increment = - DAG.getConstant(SclrLoadTy.getSizeInBits() / 8, dl, TLI.getPointerTy()); + SDValue Increment = DAG.getConstant(SclrLoadTy.getSizeInBits() / 8, dl, + TLI.getPointerTy(DAG.getDataLayout())); SDValue Res = DAG.getUNDEF(LoadUnitVecVT); for (unsigned i = 0; i < NumLoads; ++i) { @@ -14613,7 +14879,7 @@ X86TargetLowering::LowerDYNAMIC_STACKALLOC(SDValue Op, EVT VT = Op.getNode()->getValueType(0); bool Is64Bit = Subtarget->is64Bit(); - EVT SPTy = getPointerTy(); + MVT SPTy = getPointerTy(DAG.getDataLayout()); if (SplitStack) { MachineRegisterInfo &MRI = MF.getRegInfo(); @@ -14630,8 +14896,7 @@ X86TargetLowering::LowerDYNAMIC_STACKALLOC(SDValue Op, "have nested arguments."); } - const TargetRegisterClass *AddrRegClass = - getRegClassFor(getPointerTy()); + const TargetRegisterClass *AddrRegClass = getRegClassFor(SPTy); unsigned Vreg = MRI.createVirtualRegister(AddrRegClass); Chain = DAG.getCopyToReg(Chain, dl, Vreg, Size); SDValue Value = DAG.getNode(X86ISD::SEG_ALLOCA, dl, SPTy, Chain, @@ -14666,6 +14931,7 @@ X86TargetLowering::LowerDYNAMIC_STACKALLOC(SDValue Op, SDValue X86TargetLowering::LowerVASTART(SDValue Op, SelectionDAG &DAG) const { MachineFunction &MF = DAG.getMachineFunction(); + auto PtrVT = getPointerTy(MF.getDataLayout()); X86MachineFunctionInfo *FuncInfo = MF.getInfo<X86MachineFunctionInfo>(); const Value *SV = cast<SrcValueSDNode>(Op.getOperand(2))->getValue(); @@ -14674,8 +14940,7 @@ SDValue X86TargetLowering::LowerVASTART(SDValue Op, SelectionDAG &DAG) const { if (!Subtarget->is64Bit() || Subtarget->isTargetWin64()) { // vastart just stores the address of the VarArgsFrameIndex slot into the // memory location argument. - SDValue FR = DAG.getFrameIndex(FuncInfo->getVarArgsFrameIndex(), - getPointerTy()); + SDValue FR = DAG.getFrameIndex(FuncInfo->getVarArgsFrameIndex(), PtrVT); return DAG.getStore(Op.getOperand(0), DL, FR, Op.getOperand(1), MachinePointerInfo(SV), false, false, 0); } @@ -14695,8 +14960,7 @@ SDValue X86TargetLowering::LowerVASTART(SDValue Op, SelectionDAG &DAG) const { MemOps.push_back(Store); // Store fp_offset - FIN = DAG.getNode(ISD::ADD, DL, getPointerTy(), - FIN, DAG.getIntPtrConstant(4, DL)); + FIN = DAG.getNode(ISD::ADD, DL, PtrVT, FIN, DAG.getIntPtrConstant(4, DL)); Store = DAG.getStore(Op.getOperand(0), DL, DAG.getConstant(FuncInfo->getVarArgsFPOffset(), DL, MVT::i32), @@ -14704,20 +14968,16 @@ SDValue X86TargetLowering::LowerVASTART(SDValue Op, SelectionDAG &DAG) const { MemOps.push_back(Store); // Store ptr to overflow_arg_area - FIN = DAG.getNode(ISD::ADD, DL, getPointerTy(), - FIN, DAG.getIntPtrConstant(4, DL)); - SDValue OVFIN = DAG.getFrameIndex(FuncInfo->getVarArgsFrameIndex(), - getPointerTy()); + FIN = DAG.getNode(ISD::ADD, DL, PtrVT, FIN, DAG.getIntPtrConstant(4, DL)); + SDValue OVFIN = DAG.getFrameIndex(FuncInfo->getVarArgsFrameIndex(), PtrVT); Store = DAG.getStore(Op.getOperand(0), DL, OVFIN, FIN, MachinePointerInfo(SV, 8), false, false, 0); MemOps.push_back(Store); // Store ptr to reg_save_area. - FIN = DAG.getNode(ISD::ADD, DL, getPointerTy(), - FIN, DAG.getIntPtrConstant(8, DL)); - SDValue RSFIN = DAG.getFrameIndex(FuncInfo->getRegSaveFrameIndex(), - getPointerTy()); + FIN = DAG.getNode(ISD::ADD, DL, PtrVT, FIN, DAG.getIntPtrConstant(8, DL)); + SDValue RSFIN = DAG.getFrameIndex(FuncInfo->getRegSaveFrameIndex(), PtrVT); Store = DAG.getStore(Op.getOperand(0), DL, RSFIN, FIN, MachinePointerInfo(SV, 16), false, false, 0); MemOps.push_back(Store); @@ -14739,7 +14999,7 @@ SDValue X86TargetLowering::LowerVAARG(SDValue Op, SelectionDAG &DAG) const { EVT ArgVT = Op.getNode()->getValueType(0); Type *ArgTy = ArgVT.getTypeForEVT(*DAG.getContext()); - uint32_t ArgSize = getDataLayout()->getTypeAllocSize(ArgTy); + uint32_t ArgSize = DAG.getDataLayout().getTypeAllocSize(ArgTy); uint8_t ArgMode; // Decide which area this value should be read from. @@ -14768,7 +15028,7 @@ SDValue X86TargetLowering::LowerVAARG(SDValue Op, SelectionDAG &DAG) const { SDValue InstOps[] = {Chain, SrcPtr, DAG.getConstant(ArgSize, dl, MVT::i32), DAG.getConstant(ArgMode, dl, MVT::i8), DAG.getConstant(Align, dl, MVT::i32)}; - SDVTList VTs = DAG.getVTList(getPointerTy(), MVT::Other); + SDVTList VTs = DAG.getVTList(getPointerTy(DAG.getDataLayout()), MVT::Other); SDValue VAARG = DAG.getMemIntrinsicNode(X86ISD::VAARG_64, dl, VTs, InstOps, MVT::i64, MachinePointerInfo(SV), @@ -14995,6 +15255,20 @@ static SDValue getScalarMaskingNode(SDValue Op, SDValue Mask, return DAG.getNode(X86ISD::SELECT, dl, VT, IMask, Op, PreservedSrc); } +static int getSEHRegistrationNodeSize(const Function *Fn) { + if (!Fn->hasPersonalityFn()) + report_fatal_error( + "querying registration node size for function without personality"); + // The RegNodeSize is 6 32-bit words for SEH and 4 for C++ EH. See + // WinEHStatePass for the full struct definition. + switch (classifyEHPersonality(Fn->getPersonalityFn())) { + case EHPersonality::MSVC_X86SEH: return 24; + case EHPersonality::MSVC_CXX: return 16; + default: break; + } + report_fatal_error("can only recover FP for MSVC EH personality functions"); +} + /// When the 32-bit MSVC runtime transfers control to us, either to an outlined /// function or when returning to a parent frame after catching an exception, we /// recover the parent frame pointer by doing arithmetic on the incoming EBP. @@ -15009,7 +15283,7 @@ static SDValue recoverFramePointer(SelectionDAG &DAG, const Function *Fn, SDLoc dl; const TargetLowering &TLI = DAG.getTargetLoweringInfo(); - MVT PtrVT = TLI.getPointerTy(); + MVT PtrVT = TLI.getPointerTy(DAG.getDataLayout()); // It's possible that the parent function no longer has a personality function // if the exceptional code was optimized away, in which case we just return @@ -15017,15 +15291,7 @@ static SDValue recoverFramePointer(SelectionDAG &DAG, const Function *Fn, if (!Fn->hasPersonalityFn()) return EntryEBP; - // The RegNodeSize is 6 32-bit words for SEH and 4 for C++ EH. See - // WinEHStatePass for the full struct definition. - int RegNodeSize; - switch (classifyEHPersonality(Fn->getPersonalityFn())) { - default: - report_fatal_error("can only recover FP for MSVC EH personality functions"); - case EHPersonality::MSVC_X86SEH: RegNodeSize = 24; break; - case EHPersonality::MSVC_CXX: RegNodeSize = 16; break; - } + int RegNodeSize = getSEHRegistrationNodeSize(Fn); // Get an MCSymbol that will ultimately resolve to the frame offset of the EH // registration. @@ -15034,7 +15300,7 @@ static SDValue recoverFramePointer(SelectionDAG &DAG, const Function *Fn, GlobalValue::getRealLinkageName(Fn->getName())); SDValue OffsetSymVal = DAG.getMCSymbol(OffsetSym, PtrVT); SDValue RegNodeFrameOffset = - DAG.getNode(ISD::FRAME_ALLOC_RECOVER, dl, PtrVT, OffsetSymVal); + DAG.getNode(ISD::LOCAL_RECOVER, dl, PtrVT, OffsetSymVal); // RegNodeBase = EntryEBP - RegNodeSize // ParentFP = RegNodeBase - RegNodeFrameOffset @@ -15059,6 +15325,9 @@ static SDValue LowerINTRINSIC_WO_CHAIN(SDValue Op, const X86Subtarget *Subtarget case INTR_TYPE_3OP: return DAG.getNode(IntrData->Opc0, dl, Op.getValueType(), Op.getOperand(1), Op.getOperand(2), Op.getOperand(3)); + case INTR_TYPE_4OP: + return DAG.getNode(IntrData->Opc0, dl, Op.getValueType(), Op.getOperand(1), + Op.getOperand(2), Op.getOperand(3), Op.getOperand(4)); case INTR_TYPE_1OP_MASK_RM: { SDValue Src = Op.getOperand(1); SDValue PassThru = Op.getOperand(2); @@ -15143,7 +15412,7 @@ static SDValue LowerINTRINSIC_WO_CHAIN(SDValue Op, const X86Subtarget *Subtarget SDValue Rnd; if (Op.getNumOperands() == 6) Rnd = Op.getOperand(5); - else + else Rnd = DAG.getConstant(X86::STATIC_ROUNDING::CUR_DIRECTION, dl, MVT::i32); return getVectorMaskingNode(DAG.getNode(IntrData->Opc0, dl, VT, Src1, Src2, Rnd), @@ -15173,7 +15442,7 @@ static SDValue LowerINTRINSIC_WO_CHAIN(SDValue Op, const X86Subtarget *Subtarget Src1, Src2, Src3), Mask, PassThru, Subtarget, DAG); } - case VPERM_3OP_MASKZ: + case VPERM_3OP_MASKZ: case VPERM_3OP_MASK: case FMA_OP_MASK3: case FMA_OP_MASKZ: @@ -15499,6 +15768,19 @@ static SDValue LowerINTRINSIC_WO_CHAIN(SDValue Op, const X86Subtarget *Subtarget "llvm.x86.seh.recoverfp must take a function as the first argument"); return recoverFramePointer(DAG, Fn, IncomingFPOp); } + + case Intrinsic::localaddress: { + // Returns one of the stack, base, or frame pointer registers, depending on + // which is used to reference local variables. + MachineFunction &MF = DAG.getMachineFunction(); + const X86RegisterInfo *RegInfo = Subtarget->getRegisterInfo(); + unsigned Reg; + if (RegInfo->hasBasePointer(MF)) + Reg = RegInfo->getBaseRegister(); + else // This function handles the SP or FP case. + Reg = RegInfo->getPtrSizedFrameRegister(MF); + return DAG.getCopyFromReg(DAG.getEntryNode(), dl, Reg, VT); + } } } @@ -15712,34 +15994,60 @@ static SDValue LowerREADCYCLECOUNTER(SDValue Op, const X86Subtarget *Subtarget, static SDValue LowerSEHRESTOREFRAME(SDValue Op, const X86Subtarget *Subtarget, SelectionDAG &DAG) { MachineFunction &MF = DAG.getMachineFunction(); + const Function *Fn = MF.getFunction(); SDLoc dl(Op); SDValue Chain = Op.getOperand(0); + assert(Subtarget->getFrameLowering()->hasFP(MF) && + "using llvm.x86.seh.restoreframe requires a frame pointer"); + const TargetLowering &TLI = DAG.getTargetLoweringInfo(); - MVT VT = TLI.getPointerTy(); + MVT VT = TLI.getPointerTy(DAG.getDataLayout()); const X86RegisterInfo *RegInfo = Subtarget->getRegisterInfo(); unsigned FrameReg = RegInfo->getPtrSizedFrameRegister(DAG.getMachineFunction()); unsigned SPReg = RegInfo->getStackRegister(); + unsigned SlotSize = RegInfo->getSlotSize(); // Get incoming EBP. SDValue IncomingEBP = DAG.getCopyFromReg(Chain, dl, FrameReg, VT); - // Load [EBP-24] into SP. - SDValue SPAddr = - DAG.getNode(ISD::ADD, dl, VT, IncomingEBP, DAG.getConstant(-24, dl, VT)); + // SP is saved in the first field of every registration node, so load + // [EBP-RegNodeSize] into SP. + int RegNodeSize = getSEHRegistrationNodeSize(Fn); + SDValue SPAddr = DAG.getNode(ISD::ADD, dl, VT, IncomingEBP, + DAG.getConstant(-RegNodeSize, dl, VT)); SDValue NewSP = DAG.getLoad(VT, dl, Chain, SPAddr, MachinePointerInfo(), false, false, false, VT.getScalarSizeInBits() / 8); Chain = DAG.getCopyToReg(Chain, dl, SPReg, NewSP); - // FIXME: Restore the base pointer in case of stack realignment! + if (!RegInfo->needsStackRealignment(MF)) { + // Adjust EBP to point back to the original frame position. + SDValue NewFP = recoverFramePointer(DAG, Fn, IncomingEBP); + Chain = DAG.getCopyToReg(Chain, dl, FrameReg, NewFP); + } else { + assert(RegInfo->hasBasePointer(MF) && + "functions with Win32 EH must use frame or base pointer register"); + + // Reload the base pointer (ESI) with the adjusted incoming EBP. + SDValue NewBP = recoverFramePointer(DAG, Fn, IncomingEBP); + Chain = DAG.getCopyToReg(Chain, dl, RegInfo->getBaseRegister(), NewBP); + + // Reload the spilled EBP value, now that the stack and base pointers are + // set up. + X86MachineFunctionInfo *X86FI = MF.getInfo<X86MachineFunctionInfo>(); + X86FI->setHasSEHFramePtrSave(true); + int FI = MF.getFrameInfo()->CreateSpillStackObject(SlotSize, SlotSize); + X86FI->setSEHFramePtrSaveIndex(FI); + SDValue NewFP = DAG.getLoad(VT, dl, Chain, DAG.getFrameIndex(FI, VT), + MachinePointerInfo(), false, false, false, + VT.getScalarSizeInBits() / 8); + Chain = DAG.getCopyToReg(NewFP, dl, FrameReg, NewFP); + } - // Adjust EBP to point back to the original frame position. - SDValue NewFP = recoverFramePointer(DAG, MF.getFunction(), IncomingEBP); - Chain = DAG.getCopyToReg(Chain, dl, FrameReg, NewFP); return Chain; } @@ -15910,7 +16218,7 @@ SDValue X86TargetLowering::LowerRETURNADDR(SDValue Op, unsigned Depth = cast<ConstantSDNode>(Op.getOperand(0))->getZExtValue(); SDLoc dl(Op); - EVT PtrVT = getPointerTy(); + EVT PtrVT = getPointerTy(DAG.getDataLayout()); if (Depth > 0) { SDValue FrameAddr = LowerFRAMEADDR(Op, DAG); @@ -15969,14 +16277,36 @@ SDValue X86TargetLowering::LowerFRAMEADDR(SDValue Op, SelectionDAG &DAG) const { // FIXME? Maybe this could be a TableGen attribute on some registers and // this table could be generated automatically from RegInfo. -unsigned X86TargetLowering::getRegisterByName(const char* RegName, - EVT VT) const { +unsigned X86TargetLowering::getRegisterByName(const char* RegName, EVT VT, + SelectionDAG &DAG) const { + const TargetFrameLowering &TFI = *Subtarget->getFrameLowering(); + const MachineFunction &MF = DAG.getMachineFunction(); + unsigned Reg = StringSwitch<unsigned>(RegName) .Case("esp", X86::ESP) .Case("rsp", X86::RSP) + .Case("ebp", X86::EBP) + .Case("rbp", X86::RBP) .Default(0); + + if (Reg == X86::EBP || Reg == X86::RBP) { + if (!TFI.hasFP(MF)) + report_fatal_error("register " + StringRef(RegName) + + " is allocatable: function has no frame pointer"); +#ifndef NDEBUG + else { + const X86RegisterInfo *RegInfo = Subtarget->getRegisterInfo(); + unsigned FrameReg = + RegInfo->getPtrSizedFrameRegister(DAG.getMachineFunction()); + assert((FrameReg == X86::EBP || FrameReg == X86::RBP) && + "Invalid Frame Register!"); + } +#endif + } + if (Reg) return Reg; + report_fatal_error("Invalid register name global variable"); } @@ -15992,7 +16322,7 @@ SDValue X86TargetLowering::LowerEH_RETURN(SDValue Op, SelectionDAG &DAG) const { SDValue Handler = Op.getOperand(2); SDLoc dl (Op); - EVT PtrVT = getPointerTy(); + EVT PtrVT = getPointerTy(DAG.getDataLayout()); const X86RegisterInfo *RegInfo = Subtarget->getRegisterInfo(); unsigned FrameReg = RegInfo->getFrameRegister(DAG.getMachineFunction()); assert(((FrameReg == X86::RBP && PtrVT == MVT::i64) || @@ -16211,7 +16541,8 @@ SDValue X86TargetLowering::LowerFLT_ROUNDS_(SDValue Op, // Save FP Control Word to stack slot int SSFI = MF.getFrameInfo()->CreateStackObject(2, StackAlignment, false); - SDValue StackSlot = DAG.getFrameIndex(SSFI, getPointerTy()); + SDValue StackSlot = + DAG.getFrameIndex(SSFI, getPointerTy(DAG.getDataLayout())); MachineMemOperand *MMO = MF.getMachineMemOperand(MachinePointerInfo::getFixedStack(SSFI), @@ -16572,7 +16903,7 @@ SDValue X86TargetLowering::LowerWin64_i128OP(SDValue Op, SelectionDAG &DAG) cons } SDValue Callee = DAG.getExternalSymbol(getLibcallName(LC), - getPointerTy()); + getPointerTy(DAG.getDataLayout())); TargetLowering::CallLoweringInfo CLI(DAG); CLI.setDebugLoc(dl).setChain(InChain) @@ -16642,9 +16973,9 @@ static SDValue LowerMUL_LOHI(SDValue Op, const X86Subtarget *Subtarget, // If we have a signed multiply but no PMULDQ fix up the high parts of a // unsigned multiply. if (IsSigned && !Subtarget->hasSSE41()) { - SDValue ShAmt = - DAG.getConstant(31, dl, - DAG.getTargetLoweringInfo().getShiftAmountTy(VT)); + SDValue ShAmt = DAG.getConstant( + 31, dl, + DAG.getTargetLoweringInfo().getShiftAmountTy(VT, DAG.getDataLayout())); SDValue T1 = DAG.getNode(ISD::AND, dl, VT, DAG.getNode(ISD::SRA, dl, VT, Op0, ShAmt), Op1); SDValue T2 = DAG.getNode(ISD::AND, dl, VT, @@ -16717,6 +17048,38 @@ static SDValue LowerScalarImmediateShift(SDValue Op, SelectionDAG &DAG, unsigned X86Opc = (Op.getOpcode() == ISD::SHL) ? X86ISD::VSHLI : (Op.getOpcode() == ISD::SRL) ? X86ISD::VSRLI : X86ISD::VSRAI; + auto ArithmeticShiftRight64 = [&](uint64_t ShiftAmt) { + assert((VT == MVT::v2i64 || VT == MVT::v4i64) && "Unexpected SRA type"); + MVT ExVT = MVT::getVectorVT(MVT::i32, VT.getVectorNumElements() * 2); + SDValue Ex = DAG.getBitcast(ExVT, R); + + if (ShiftAmt >= 32) { + // Splat sign to upper i32 dst, and SRA upper i32 src to lower i32. + SDValue Upper = + getTargetVShiftByConstNode(X86ISD::VSRAI, dl, ExVT, Ex, 31, DAG); + SDValue Lower = getTargetVShiftByConstNode(X86ISD::VSRAI, dl, ExVT, Ex, + ShiftAmt - 32, DAG); + if (VT == MVT::v2i64) + Ex = DAG.getVectorShuffle(ExVT, dl, Upper, Lower, {5, 1, 7, 3}); + if (VT == MVT::v4i64) + Ex = DAG.getVectorShuffle(ExVT, dl, Upper, Lower, + {9, 1, 11, 3, 13, 5, 15, 7}); + } else { + // SRA upper i32, SHL whole i64 and select lower i32. + SDValue Upper = getTargetVShiftByConstNode(X86ISD::VSRAI, dl, ExVT, Ex, + ShiftAmt, DAG); + SDValue Lower = + getTargetVShiftByConstNode(X86ISD::VSRLI, dl, VT, R, ShiftAmt, DAG); + Lower = DAG.getBitcast(ExVT, Lower); + if (VT == MVT::v2i64) + Ex = DAG.getVectorShuffle(ExVT, dl, Upper, Lower, {4, 1, 6, 3}); + if (VT == MVT::v4i64) + Ex = DAG.getVectorShuffle(ExVT, dl, Upper, Lower, + {8, 1, 10, 3, 12, 5, 14, 7}); + } + return DAG.getBitcast(VT, Ex); + }; + // Optimize shl/srl/sra with constant shift amount. if (auto *BVAmt = dyn_cast<BuildVectorSDNode>(Amt)) { if (auto *ShiftConst = BVAmt->getConstantSplatNode()) { @@ -16725,6 +17088,11 @@ static SDValue LowerScalarImmediateShift(SDValue Op, SelectionDAG &DAG, if (SupportedVectorShiftWithImm(VT, Subtarget, Op.getOpcode())) return getTargetVShiftByConstNode(X86Opc, dl, VT, R, ShiftAmt, DAG); + // i64 SRA needs to be performed as partial shifts. + if ((VT == MVT::v2i64 || (Subtarget->hasInt256() && VT == MVT::v4i64)) && + Op.getOpcode() == ISD::SRA) + return ArithmeticShiftRight64(ShiftAmt); + if (VT == MVT::v16i8 || (Subtarget->hasInt256() && VT == MVT::v32i8)) { unsigned NumElts = VT.getVectorNumElements(); MVT ShiftVT = MVT::getVectorVT(MVT::i16, NumElts / 2); @@ -16808,7 +17176,12 @@ static SDValue LowerScalarImmediateShift(SDValue Op, SelectionDAG &DAG, if (ShAmt != ShiftAmt) return SDValue(); } - return getTargetVShiftByConstNode(X86Opc, dl, VT, R, ShiftAmt, DAG); + + if (SupportedVectorShiftWithImm(VT, Subtarget, Op.getOpcode())) + return getTargetVShiftByConstNode(X86Opc, dl, VT, R, ShiftAmt, DAG); + + if (Op.getOpcode() == ISD::SRA) + return ArithmeticShiftRight64(ShiftAmt); } return SDValue(); @@ -16890,7 +17263,9 @@ static SDValue LowerScalarVariableShift(SDValue Op, SelectionDAG &DAG, if (Vals[j] != Amt.getOperand(i + j)) return SDValue(); } - return DAG.getNode(X86OpcV, dl, VT, R, Op.getOperand(1)); + + if (SupportedVectorShiftWithBaseAmnt(VT, Subtarget, Op.getOpcode())) + return DAG.getNode(X86OpcV, dl, VT, R, Op.getOperand(1)); } return SDValue(); } @@ -17042,6 +17417,53 @@ static SDValue LowerShift(SDValue Op, const X86Subtarget* Subtarget, } } + // v4i32 Non Uniform Shifts. + // If the shift amount is constant we can shift each lane using the SSE2 + // immediate shifts, else we need to zero-extend each lane to the lower i64 + // and shift using the SSE2 variable shifts. + // The separate results can then be blended together. + if (VT == MVT::v4i32) { + unsigned Opc = Op.getOpcode(); + SDValue Amt0, Amt1, Amt2, Amt3; + if (ISD::isBuildVectorOfConstantSDNodes(Amt.getNode())) { + Amt0 = DAG.getVectorShuffle(VT, dl, Amt, DAG.getUNDEF(VT), {0, 0, 0, 0}); + Amt1 = DAG.getVectorShuffle(VT, dl, Amt, DAG.getUNDEF(VT), {1, 1, 1, 1}); + Amt2 = DAG.getVectorShuffle(VT, dl, Amt, DAG.getUNDEF(VT), {2, 2, 2, 2}); + Amt3 = DAG.getVectorShuffle(VT, dl, Amt, DAG.getUNDEF(VT), {3, 3, 3, 3}); + } else { + // ISD::SHL is handled above but we include it here for completeness. + switch (Opc) { + default: + llvm_unreachable("Unknown target vector shift node"); + case ISD::SHL: + Opc = X86ISD::VSHL; + break; + case ISD::SRL: + Opc = X86ISD::VSRL; + break; + case ISD::SRA: + Opc = X86ISD::VSRA; + break; + } + // The SSE2 shifts use the lower i64 as the same shift amount for + // all lanes and the upper i64 is ignored. These shuffle masks + // optimally zero-extend each lanes on SSE2/SSE41/AVX targets. + SDValue Z = getZeroVector(VT, Subtarget, DAG, dl); + Amt0 = DAG.getVectorShuffle(VT, dl, Amt, Z, {0, 4, -1, -1}); + Amt1 = DAG.getVectorShuffle(VT, dl, Amt, Z, {1, 5, -1, -1}); + Amt2 = DAG.getVectorShuffle(VT, dl, Amt, Z, {2, 6, -1, -1}); + Amt3 = DAG.getVectorShuffle(VT, dl, Amt, Z, {3, 7, -1, -1}); + } + + SDValue R0 = DAG.getNode(Opc, dl, VT, R, Amt0); + SDValue R1 = DAG.getNode(Opc, dl, VT, R, Amt1); + SDValue R2 = DAG.getNode(Opc, dl, VT, R, Amt2); + SDValue R3 = DAG.getNode(Opc, dl, VT, R, Amt3); + SDValue R02 = DAG.getVectorShuffle(VT, dl, R0, R2, {0, -1, 6, -1}); + SDValue R13 = DAG.getVectorShuffle(VT, dl, R1, R3, {-1, 1, -1, 7}); + return DAG.getVectorShuffle(VT, dl, R02, R13, {0, 5, 2, 7}); + } + if (VT == MVT::v16i8 || (VT == MVT::v32i8 && Subtarget->hasInt256())) { MVT ExtVT = MVT::getVectorVT(MVT::i16, VT.getVectorNumElements() / 2); unsigned ShiftOpcode = Op->getOpcode(); @@ -17944,7 +18366,8 @@ static SDValue LowerFSINCOS(SDValue Op, const X86Subtarget *Subtarget, // the results are returned via SRet in memory. const char *LibcallName = isF64 ? "__sincos_stret" : "__sincosf_stret"; const TargetLowering &TLI = DAG.getTargetLoweringInfo(); - SDValue Callee = DAG.getExternalSymbol(LibcallName, TLI.getPointerTy()); + SDValue Callee = + DAG.getExternalSymbol(LibcallName, TLI.getPointerTy(DAG.getDataLayout())); Type *RetTy = isF64 ? (Type*)StructType::get(ArgTy, ArgTy, nullptr) @@ -18443,10 +18866,6 @@ const char *X86TargetLowering::getTargetNodeName(unsigned Opcode) const { case X86ISD::HSUB: return "X86ISD::HSUB"; case X86ISD::FHADD: return "X86ISD::FHADD"; case X86ISD::FHSUB: return "X86ISD::FHSUB"; - case X86ISD::UMAX: return "X86ISD::UMAX"; - case X86ISD::UMIN: return "X86ISD::UMIN"; - case X86ISD::SMAX: return "X86ISD::SMAX"; - case X86ISD::SMIN: return "X86ISD::SMIN"; case X86ISD::ABS: return "X86ISD::ABS"; case X86ISD::FMAX: return "X86ISD::FMAX"; case X86ISD::FMAX_RND: return "X86ISD::FMAX_RND"; @@ -18456,6 +18875,8 @@ const char *X86TargetLowering::getTargetNodeName(unsigned Opcode) const { case X86ISD::FMINC: return "X86ISD::FMINC"; case X86ISD::FRSQRT: return "X86ISD::FRSQRT"; case X86ISD::FRCP: return "X86ISD::FRCP"; + case X86ISD::EXTRQI: return "X86ISD::EXTRQI"; + case X86ISD::INSERTQI: return "X86ISD::INSERTQI"; case X86ISD::TLSADDR: return "X86ISD::TLSADDR"; case X86ISD::TLSBASEADDR: return "X86ISD::TLSBASEADDR"; case X86ISD::TLSCALL: return "X86ISD::TLSCALL"; @@ -18478,6 +18899,7 @@ const char *X86TargetLowering::getTargetNodeName(unsigned Opcode) const { case X86ISD::VFPEXT: return "X86ISD::VFPEXT"; case X86ISD::VFPROUND: return "X86ISD::VFPROUND"; case X86ISD::CVTDQ2PD: return "X86ISD::CVTDQ2PD"; + case X86ISD::CVTUDQ2PD: return "X86ISD::CVTUDQ2PD"; case X86ISD::VSHLDQ: return "X86ISD::VSHLDQ"; case X86ISD::VSRLDQ: return "X86ISD::VSRLDQ"; case X86ISD::VSHL: return "X86ISD::VSHL"; @@ -18594,16 +19016,19 @@ const char *X86TargetLowering::getTargetNodeName(unsigned Opcode) const { case X86ISD::ADDS: return "X86ISD::ADDS"; case X86ISD::SUBS: return "X86ISD::SUBS"; case X86ISD::AVG: return "X86ISD::AVG"; + case X86ISD::MULHRS: return "X86ISD::MULHRS"; case X86ISD::SINT_TO_FP_RND: return "X86ISD::SINT_TO_FP_RND"; case X86ISD::UINT_TO_FP_RND: return "X86ISD::UINT_TO_FP_RND"; + case X86ISD::FP_TO_SINT_RND: return "X86ISD::FP_TO_SINT_RND"; + case X86ISD::FP_TO_UINT_RND: return "X86ISD::FP_TO_UINT_RND"; } return nullptr; } // isLegalAddressingMode - Return true if the addressing mode represented // by AM is legal for this target, for a load/store of the specified type. -bool X86TargetLowering::isLegalAddressingMode(const AddrMode &AM, - Type *Ty, +bool X86TargetLowering::isLegalAddressingMode(const DataLayout &DL, + const AddrMode &AM, Type *Ty, unsigned AS) const { // X86 supports extremely general addressing modes. CodeModel::Model M = getTargetMachine().getCodeModel(); @@ -19555,7 +19980,7 @@ X86TargetLowering::EmitLoweredSegAlloca(MachineInstr *MI, MachineRegisterInfo &MRI = MF->getRegInfo(); const TargetRegisterClass *AddrRegClass = - getRegClassFor(getPointerTy()); + getRegClassFor(getPointerTy(MF->getDataLayout())); unsigned mallocPtrVReg = MRI.createVirtualRegister(AddrRegClass), bumpSPPtrVReg = MRI.createVirtualRegister(AddrRegClass), @@ -19750,7 +20175,7 @@ X86TargetLowering::emitEHSjLjSetJmp(MachineInstr *MI, MemOpndSlot = CurOp; - MVT PVT = getPointerTy(); + MVT PVT = getPointerTy(MF->getDataLayout()); assert((PVT == MVT::i64 || PVT == MVT::i32) && "Invalid Pointer Size!"); @@ -19882,7 +20307,7 @@ X86TargetLowering::emitEHSjLjLongJmp(MachineInstr *MI, MachineInstr::mmo_iterator MMOBegin = MI->memoperands_begin(); MachineInstr::mmo_iterator MMOEnd = MI->memoperands_end(); - MVT PVT = getPointerTy(); + MVT PVT = getPointerTy(MF->getDataLayout()); assert((PVT == MVT::i64 || PVT == MVT::i32) && "Invalid Pointer Size!"); @@ -21377,7 +21802,7 @@ static SDValue XFormVExtractWithShuffleIntoLoad(SDNode *N, SelectionDAG &DAG, // alignment is valid. unsigned Align = LN0->getAlignment(); const TargetLowering &TLI = DAG.getTargetLoweringInfo(); - unsigned NewAlign = TLI.getDataLayout()->getABITypeAlignment( + unsigned NewAlign = DAG.getDataLayout().getABITypeAlignment( EltVT.getTypeForEVT(*DAG.getContext())); if (NewAlign > Align || !TLI.isOperationLegalOrCustom(ISD::LOAD, EltVT)) @@ -21513,14 +21938,15 @@ static SDValue PerformEXTRACT_VECTOR_ELTCombine(SDNode *N, SelectionDAG &DAG, if (TLI.isOperationLegal(ISD::SRA, MVT::i64)) { SDValue Cst = DAG.getBitcast(MVT::v2i64, InputVector); - EVT VecIdxTy = DAG.getTargetLoweringInfo().getVectorIdxTy(); + auto &DL = DAG.getDataLayout(); + EVT VecIdxTy = DAG.getTargetLoweringInfo().getVectorIdxTy(DL); SDValue BottomHalf = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, MVT::i64, Cst, DAG.getConstant(0, dl, VecIdxTy)); SDValue TopHalf = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, MVT::i64, Cst, DAG.getConstant(1, dl, VecIdxTy)); - SDValue ShAmt = DAG.getConstant(32, dl, - DAG.getTargetLoweringInfo().getShiftAmountTy(MVT::i64)); + SDValue ShAmt = DAG.getConstant( + 32, dl, DAG.getTargetLoweringInfo().getShiftAmountTy(MVT::i64, DL)); Vals[0] = DAG.getNode(ISD::TRUNCATE, dl, MVT::i32, BottomHalf); Vals[1] = DAG.getNode(ISD::TRUNCATE, dl, MVT::i32, DAG.getNode(ISD::SRA, dl, MVT::i64, BottomHalf, ShAmt)); @@ -21539,10 +21965,11 @@ static SDValue PerformEXTRACT_VECTOR_ELTCombine(SDNode *N, SelectionDAG &DAG, // Replace each use (extract) with a load of the appropriate element. for (unsigned i = 0; i < 4; ++i) { uint64_t Offset = EltSize * i; - SDValue OffsetVal = DAG.getConstant(Offset, dl, TLI.getPointerTy()); + auto PtrVT = TLI.getPointerTy(DAG.getDataLayout()); + SDValue OffsetVal = DAG.getConstant(Offset, dl, PtrVT); - SDValue ScalarAddr = DAG.getNode(ISD::ADD, dl, TLI.getPointerTy(), - StackPtr, OffsetVal); + SDValue ScalarAddr = + DAG.getNode(ISD::ADD, dl, PtrVT, StackPtr, OffsetVal); // Load the scalar. Vals[i] = DAG.getLoad(ElementType, dl, Ch, @@ -21622,16 +22049,16 @@ matchIntegerMINMAX(SDValue Cond, EVT VT, SDValue LHS, SDValue RHS, default: break; case ISD::SETULT: case ISD::SETULE: - Opc = hasUnsigned ? X86ISD::UMIN : 0u; break; + Opc = hasUnsigned ? ISD::UMIN : 0; break; case ISD::SETUGT: case ISD::SETUGE: - Opc = hasUnsigned ? X86ISD::UMAX : 0u; break; + Opc = hasUnsigned ? ISD::UMAX : 0; break; case ISD::SETLT: case ISD::SETLE: - Opc = hasSigned ? X86ISD::SMIN : 0u; break; + Opc = hasSigned ? ISD::SMIN : 0; break; case ISD::SETGT: case ISD::SETGE: - Opc = hasSigned ? X86ISD::SMAX : 0u; break; + Opc = hasSigned ? ISD::SMAX : 0; break; } // Check for x CC y ? y : x -- a min/max with reversed arms. } else if (DAG.isEqualTo(LHS, Cond.getOperand(1)) && @@ -21640,16 +22067,16 @@ matchIntegerMINMAX(SDValue Cond, EVT VT, SDValue LHS, SDValue RHS, default: break; case ISD::SETULT: case ISD::SETULE: - Opc = hasUnsigned ? X86ISD::UMAX : 0u; break; + Opc = hasUnsigned ? ISD::UMAX : 0; break; case ISD::SETUGT: case ISD::SETUGE: - Opc = hasUnsigned ? X86ISD::UMIN : 0u; break; + Opc = hasUnsigned ? ISD::UMIN : 0; break; case ISD::SETLT: case ISD::SETLE: - Opc = hasSigned ? X86ISD::SMAX : 0u; break; + Opc = hasSigned ? ISD::SMAX : 0; break; case ISD::SETGT: case ISD::SETGE: - Opc = hasSigned ? X86ISD::SMIN : 0u; break; + Opc = hasSigned ? ISD::SMIN : 0; break; } } @@ -22106,7 +22533,8 @@ static SDValue PerformSELECTCombine(SDNode *N, SelectionDAG &DAG, // Check if the selector will be produced by CMPP*/PCMP* Cond.getOpcode() == ISD::SETCC && // Check if SETCC has already been promoted - TLI.getSetCCResultType(*DAG.getContext(), VT) == CondVT) { + TLI.getSetCCResultType(DAG.getDataLayout(), *DAG.getContext(), VT) == + CondVT) { bool TValIsAllZeros = ISD::isBuildVectorAllZeros(LHS.getNode()); bool FValIsAllOnes = ISD::isBuildVectorAllOnes(RHS.getNode()); @@ -22826,7 +23254,7 @@ static SDValue PerformSHLCombine(SDNode *N, SelectionDAG &DAG) { // We shift all of the values by one. In many cases we do not have // hardware support for this operation. This is better expressed as an ADD // of two values. - if (N1SplatC->getZExtValue() == 1) + if (N1SplatC->getAPIntValue() == 1) return DAG.getNode(ISD::ADD, SDLoc(N), VT, N0, N0); } @@ -23478,7 +23906,8 @@ static SDValue PerformLOADCombine(SDNode *N, SelectionDAG &DAG, return SDValue(); SDValue Ptr = Ld->getBasePtr(); - SDValue Increment = DAG.getConstant(16, dl, TLI.getPointerTy()); + SDValue Increment = + DAG.getConstant(16, dl, TLI.getPointerTy(DAG.getDataLayout())); EVT HalfVT = EVT::getVectorVT(*DAG.getContext(), MemVT.getScalarType(), NumElems/2); @@ -23687,7 +24116,8 @@ static SDValue PerformSTORECombine(SDNode *N, SelectionDAG &DAG, SDValue Value0 = Extract128BitVector(StoredVal, 0, DAG, dl); SDValue Value1 = Extract128BitVector(StoredVal, NumElems/2, DAG, dl); - SDValue Stride = DAG.getConstant(16, dl, TLI.getPointerTy()); + SDValue Stride = + DAG.getConstant(16, dl, TLI.getPointerTy(DAG.getDataLayout())); SDValue Ptr0 = St->getBasePtr(); SDValue Ptr1 = DAG.getNode(ISD::ADD, dl, Ptr0.getValueType(), Ptr0, Stride); @@ -23760,8 +24190,8 @@ static SDValue PerformSTORECombine(SDNode *N, SelectionDAG &DAG, assert(StoreVecVT.getSizeInBits() == VT.getSizeInBits()); SDValue ShuffWide = DAG.getBitcast(StoreVecVT, Shuff); SmallVector<SDValue, 8> Chains; - SDValue Increment = DAG.getConstant(StoreType.getSizeInBits()/8, dl, - TLI.getPointerTy()); + SDValue Increment = DAG.getConstant(StoreType.getSizeInBits() / 8, dl, + TLI.getPointerTy(DAG.getDataLayout())); SDValue Ptr = St->getBasePtr(); // Perform one or more big stores into memory. @@ -24659,6 +25089,31 @@ static SDValue performVectorCompareAndMaskUnaryOpCombine(SDNode *N, return SDValue(); } +static SDValue PerformUINT_TO_FPCombine(SDNode *N, SelectionDAG &DAG, + const X86Subtarget *Subtarget) { + SDValue Op0 = N->getOperand(0); + EVT VT = N->getValueType(0); + EVT InVT = Op0.getValueType(); + EVT InSVT = InVT.getScalarType(); + const TargetLowering &TLI = DAG.getTargetLoweringInfo(); + + // UINT_TO_FP(vXi8) -> SINT_TO_FP(ZEXT(vXi8 to vXi32)) + // UINT_TO_FP(vXi16) -> SINT_TO_FP(ZEXT(vXi16 to vXi32)) + if (InVT.isVector() && (InSVT == MVT::i8 || InSVT == MVT::i16)) { + SDLoc dl(N); + EVT DstVT = EVT::getVectorVT(*DAG.getContext(), MVT::i32, + InVT.getVectorNumElements()); + SDValue P = DAG.getNode(ISD::ZERO_EXTEND, dl, DstVT, Op0); + + if (TLI.isOperationLegal(ISD::UINT_TO_FP, DstVT)) + return DAG.getNode(ISD::UINT_TO_FP, dl, VT, P); + + return DAG.getNode(ISD::SINT_TO_FP, dl, VT, P); + } + + return SDValue(); +} + static SDValue PerformSINT_TO_FPCombine(SDNode *N, SelectionDAG &DAG, const X86Subtarget *Subtarget) { // First try to optimize away the conversion entirely when it's @@ -24913,6 +25368,7 @@ SDValue X86TargetLowering::PerformDAGCombine(SDNode *N, case ISD::STORE: return PerformSTORECombine(N, DAG, Subtarget); case ISD::MSTORE: return PerformMSTORECombine(N, DAG, Subtarget); case ISD::SINT_TO_FP: return PerformSINT_TO_FPCombine(N, DAG, Subtarget); + case ISD::UINT_TO_FP: return PerformUINT_TO_FPCombine(N, DAG, Subtarget); case ISD::FADD: return PerformFADDCombine(N, DAG, Subtarget); case ISD::FSUB: return PerformFSUBCombine(N, DAG, Subtarget); case X86ISD::FXOR: @@ -25135,7 +25591,7 @@ bool X86TargetLowering::ExpandInlineAsm(CallInst *CI) const { (matchAsm(AsmPieces[0], {"rorw", "$$8,", "${0:w}"}) || matchAsm(AsmPieces[0], {"rolw", "$$8,", "${0:w}"}))) { AsmPieces.clear(); - const std::string &ConstraintsStr = IA->getConstraintString(); + StringRef ConstraintsStr = IA->getConstraintString(); SplitString(StringRef(ConstraintsStr).substr(5), AsmPieces, ","); array_pod_sort(AsmPieces.begin(), AsmPieces.end()); if (clobbersFlagRegisters(AsmPieces)) @@ -25149,7 +25605,7 @@ bool X86TargetLowering::ExpandInlineAsm(CallInst *CI) const { matchAsm(AsmPieces[1], {"rorl", "$$16,", "$0"}) && matchAsm(AsmPieces[2], {"rorw", "$$8,", "${0:w}"})) { AsmPieces.clear(); - const std::string &ConstraintsStr = IA->getConstraintString(); + StringRef ConstraintsStr = IA->getConstraintString(); SplitString(StringRef(ConstraintsStr).substr(5), AsmPieces, ","); array_pod_sort(AsmPieces.begin(), AsmPieces.end()); if (clobbersFlagRegisters(AsmPieces)) @@ -25176,7 +25632,7 @@ bool X86TargetLowering::ExpandInlineAsm(CallInst *CI) const { /// getConstraintType - Given a constraint letter, return the type of /// constraint it is for this target. X86TargetLowering::ConstraintType -X86TargetLowering::getConstraintType(const std::string &Constraint) const { +X86TargetLowering::getConstraintType(StringRef Constraint) const { if (Constraint.size() == 1) { switch (Constraint[0]) { case 'R': @@ -25508,7 +25964,7 @@ void X86TargetLowering::LowerAsmOperandForConstraint(SDValue Op, std::pair<unsigned, const TargetRegisterClass *> X86TargetLowering::getRegForInlineAsmConstraint(const TargetRegisterInfo *TRI, - const std::string &Constraint, + StringRef Constraint, MVT VT) const { // First, see if this is a constraint that directly corresponds to an LLVM // register class. @@ -25717,8 +26173,8 @@ X86TargetLowering::getRegForInlineAsmConstraint(const TargetRegisterInfo *TRI, return Res; } -int X86TargetLowering::getScalingFactorCost(const AddrMode &AM, - Type *Ty, +int X86TargetLowering::getScalingFactorCost(const DataLayout &DL, + const AddrMode &AM, Type *Ty, unsigned AS) const { // Scaling factors are not free at all. // An indexed folded instruction, i.e., inst (reg1, reg2, scale), @@ -25738,7 +26194,7 @@ int X86TargetLowering::getScalingFactorCost(const AddrMode &AM, // E.g., on Haswell: // vmovaps %ymm1, (%r8, %rdi) can use port 2 or 3. // vmovaps %ymm1, (%r8) can use port 2, 3, or 7. - if (isLegalAddressingMode(AM, Ty, AS)) + if (isLegalAddressingMode(DL, AM, Ty, AS)) // Scale represents reg2 * scale, thus account for 1 // as soon as we use a second register. return AM.Scale != 0; |