LLVM 20.0.0git
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#include "AArch64ISelLowering.h"
#include "AArch64CallingConvention.h"
#include "AArch64ExpandImm.h"
#include "AArch64MachineFunctionInfo.h"
#include "AArch64PerfectShuffle.h"
#include "AArch64RegisterInfo.h"
#include "AArch64Subtarget.h"
#include "MCTargetDesc/AArch64AddressingModes.h"
#include "Utils/AArch64BaseInfo.h"
#include "llvm/ADT/APFloat.h"
#include "llvm/ADT/APInt.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallSet.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Analysis/LoopInfo.h"
#include "llvm/Analysis/MemoryLocation.h"
#include "llvm/Analysis/ObjCARCUtil.h"
#include "llvm/Analysis/OptimizationRemarkEmitter.h"
#include "llvm/Analysis/TargetTransformInfo.h"
#include "llvm/Analysis/ValueTracking.h"
#include "llvm/Analysis/VectorUtils.h"
#include "llvm/CodeGen/Analysis.h"
#include "llvm/CodeGen/CallingConvLower.h"
#include "llvm/CodeGen/ComplexDeinterleavingPass.h"
#include "llvm/CodeGen/GlobalISel/GenericMachineInstrs.h"
#include "llvm/CodeGen/GlobalISel/Utils.h"
#include "llvm/CodeGen/ISDOpcodes.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineMemOperand.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/RuntimeLibcallUtil.h"
#include "llvm/CodeGen/SelectionDAG.h"
#include "llvm/CodeGen/SelectionDAGNodes.h"
#include "llvm/CodeGen/TargetCallingConv.h"
#include "llvm/CodeGen/TargetInstrInfo.h"
#include "llvm/CodeGen/TargetOpcodes.h"
#include "llvm/CodeGen/ValueTypes.h"
#include "llvm/CodeGenTypes/MachineValueType.h"
#include "llvm/IR/Attributes.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/DebugLoc.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/GetElementPtrTypeIterator.h"
#include "llvm/IR/GlobalValue.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/Intrinsics.h"
#include "llvm/IR/IntrinsicsAArch64.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/PatternMatch.h"
#include "llvm/IR/Type.h"
#include "llvm/IR/Use.h"
#include "llvm/IR/Value.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/Support/AtomicOrdering.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/CodeGen.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/InstructionCost.h"
#include "llvm/Support/KnownBits.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/SipHash.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetOptions.h"
#include "llvm/TargetParser/Triple.h"
#include <algorithm>
#include <bitset>
#include <cassert>
#include <cctype>
#include <cstdint>
#include <cstdlib>
#include <iterator>
#include <limits>
#include <optional>
#include <tuple>
#include <utility>
#include <vector>
#include "AArch64GenAsmMatcher.inc"
Go to the source code of this file.
Classes | |
struct | GenericSetCCInfo |
Helper structure to keep track of ISD::SET_CC operands. More... | |
struct | AArch64SetCCInfo |
Helper structure to keep track of a SET_CC lowered into AArch64 code. More... | |
union | SetCCInfo |
Helper structure to keep track of SetCC information. More... | |
struct | SetCCInfoAndKind |
Helper structure to be able to read SetCC information. More... | |
Macros | |
#define | DEBUG_TYPE "aarch64-lower" |
#define | LCALLNAMES(A, B, N) |
#define | LCALLNAME4(A, B) |
#define | LCALLNAME5(A, B) |
#define | MAKE_CASE(V) |
#define | GET_REGISTER_MATCHER |
Enumerations | |
enum class | PredicateConstraint { Uph , Upl , Upa } |
enum class | ReducedGprConstraint { Uci , Ucj } |
Variables | |
cl::opt< bool > | EnableAArch64ELFLocalDynamicTLSGeneration ("aarch64-elf-ldtls-generation", cl::Hidden, cl::desc("Allow AArch64 Local Dynamic TLS code generation"), cl::init(false)) |
static cl::opt< bool > | EnableOptimizeLogicalImm ("aarch64-enable-logical-imm", cl::Hidden, cl::desc("Enable AArch64 logical imm instruction " "optimization"), cl::init(true)) |
static cl::opt< bool > | EnableCombineMGatherIntrinsics ("aarch64-enable-mgather-combine", cl::Hidden, cl::desc("Combine extends of AArch64 masked " "gather intrinsics"), cl::init(true)) |
static cl::opt< bool > | EnableExtToTBL ("aarch64-enable-ext-to-tbl", cl::Hidden, cl::desc("Combine ext and trunc to TBL"), cl::init(true)) |
static cl::opt< unsigned > | MaxXors ("aarch64-max-xors", cl::init(16), cl::Hidden, cl::desc("Maximum of xors")) |
cl::opt< bool > | EnableSVEGISel ("aarch64-enable-gisel-sve", cl::Hidden, cl::desc("Enable / disable SVE scalable vectors in Global ISel"), cl::init(false)) |
static const MVT | MVT_CC = MVT::i32 |
Value type used for condition codes. | |
static const MCPhysReg | GPRArgRegs [] |
static const MCPhysReg | FPRArgRegs [] |
#define DEBUG_TYPE "aarch64-lower" |
Definition at line 109 of file AArch64ISelLowering.cpp.
#define GET_REGISTER_MATCHER |
Definition at line 11175 of file AArch64ISelLowering.cpp.
#define MAKE_CASE | ( | V | ) |
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Enumerator | |
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Uph | |
Upl | |
Upa |
Definition at line 11467 of file AArch64ISelLowering.cpp.
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Enumerator | |
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Uci | |
Ucj |
Definition at line 11499 of file AArch64ISelLowering.cpp.
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Definition at line 4966 of file AArch64ISelLowering.cpp.
References assert(), getExtensionTo64Bits(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::EVT::is128BitVector(), and N.
Referenced by skipExtensionForVectorMULL().
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Definition at line 7904 of file AArch64ISelLowering.cpp.
References llvm::CCState::AllocateStack(), llvm::TargetLowering::CallLoweringInfo::Args, llvm::CallingConv::ARM64EC_Thunk_X64, assert(), llvm::TargetLowering::CallLoweringInfo::CallConv, llvm::AArch64TargetLowering::CCAssignFnForCall(), llvm::TargetLowering::CallLoweringInfo::DAG, llvm::CCValAssign::Full, llvm::SelectionDAG::getDataLayout(), llvm::EVT::getSimpleVT(), llvm::TargetLoweringBase::getValueType(), llvm::AArch64Subtarget::isCallingConvWin64(), llvm::EVT::isSimple(), llvm::TargetLowering::CallLoweringInfo::IsVarArg, llvm::TargetLowering::CallLoweringInfo::Outs, and llvm::SmallVectorBase< Size_T >::size().
Check if Ext1 and Ext2 are extends of the same type, doubling the bitwidth of the vector elements.
Definition at line 15935 of file AArch64ISelLowering.cpp.
References llvm::PatternMatch::m_Value(), llvm::PatternMatch::m_ZExtOrSExt(), and llvm::PatternMatch::match().
Referenced by llvm::AArch64TargetLowering::shouldSinkOperands(), and llvm::ARMTargetLowering::shouldSinkOperands().
Check if both Op1 and Op2 are shufflevector extracts of either the lower or upper half of the vector elements.
Definition at line 15879 of file AArch64ISelLowering.cpp.
References llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getFixedValue(), llvm::Type::getPrimitiveSizeInBits(), llvm::Value::getType(), llvm::ShuffleVectorInst::isExtractSubvectorMask(), isSplatShuffle(), llvm::M1(), llvm::PatternMatch::m_Shuffle(), llvm::PatternMatch::m_Undef(), llvm::PatternMatch::m_Value(), and llvm::PatternMatch::match().
Referenced by llvm::AArch64TargetLowering::shouldSinkOperands().
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Definition at line 20573 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, llvm::all_of(), llvm::ISD::ANY_EXTEND, areLoadedOffsetButOtherwiseSame(), llvm::SelectionDAG::areNonVolatileConsecutiveLoads(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::SDValue::getValueType(), llvm::SDValue::hasOneUse(), isLoadOrMultipleLoads(), llvm::ISD::SIGN_EXTEND, llvm::SmallVectorBase< Size_T >::size(), Size, llvm::ISD::SUB, llvm::ISD::ZERO_EXTEND, and llvm::zip().
Referenced by areLoadedOffsetButOtherwiseSame(), and performExtBinopLoadFold().
Check if Op1 and Op2 could be used with vmull_high_p64 intrinsic.
Definition at line 15962 of file AArch64ISelLowering.cpp.
References isOperandOfVmullHighP64().
Referenced by llvm::AArch64TargetLowering::shouldSinkOperands().
Calculates what the pre-extend type is, based on the extension operation node provided by Extend
.
In the case that Extend
is a SIGN_EXTEND or a ZERO_EXTEND, the pre-extend type is pulled directly from the operand, while other extend operations need a bit more inspection to get this information.
Extend | The SDNode from the DAG that represents the extend operation |
Extend
source type, or MVT::Other
if no valid type can be determined Definition at line 18041 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, llvm::ISD::AssertSext, llvm::ISD::AssertZext, llvm::SDValue::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getValueType(), llvm::VTSDNode::getVT(), llvm::ISD::SIGN_EXTEND, llvm::ISD::SIGN_EXTEND_INREG, and llvm::ISD::ZERO_EXTEND.
Referenced by performBuildShuffleExtendCombine().
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Return true if the call convention supports varargs Currently only those that pass varargs like the C calling convention does are eligible Calling conventions listed in this function must also be properly handled in AArch64Subtarget::isCallingConvWin64.
Definition at line 7894 of file AArch64ISelLowering.cpp.
References llvm::CallingConv::C, CC, and llvm::CallingConv::PreserveNone.
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Returns true if Val
is a tree of AND/OR/SETCC operations that can be expressed as a conjunction.
See CMP;CCMP matching.
CanNegate | Set to true if we can negate the whole sub-tree just by changing the conditions on the SETCC tests. (this means we can call emitConjunctionRec() with Negate==true on this sub-tree) |
MustBeFirst | Set to true if this subtree needs to be negated and we cannot do the negation naturally. We are required to emit the subtree first in this case. |
WillNegate | Is true if are called when the result of this subexpression must be negated. This happens when the outer expression is an OR. We can use this fact to know that we have a double negation (or (or ...) ...) that can be implemented for free. |
Definition at line 3617 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, assert(), canEmitConjunction(), llvm::Depth, llvm::SDNode::getOpcode(), llvm::SDNode::getOperand(), llvm::SDValue::getValueType(), llvm::SDValue::hasOneUse(), llvm::ISD::OR, and llvm::ISD::SETCC.
Referenced by canEmitConjunction(), emitConjunction(), and emitConjunctionRec().
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Return true if the calling convention is one that we can guarantee TCO for.
Definition at line 7866 of file AArch64ISelLowering.cpp.
References CC, llvm::CallingConv::Fast, llvm::CallingConv::SwiftTail, and llvm::CallingConv::Tail.
Referenced by llvm::AArch64CallLowering::isEligibleForTailCallOptimization(), llvm::AMDGPUCallLowering::isEligibleForTailCallOptimization(), llvm::SITargetLowering::isEligibleForTailCallOptimization(), mayTailCallThisCC(), and shouldGuaranteeTCO().
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Definition at line 14844 of file AArch64ISelLowering.cpp.
References llvm::Add, llvm::ISD::ADD, assert(), llvm::SDNode::getOpcode(), llvm::SDNode::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::SelectionDAG::getSplatValue(), llvm::SDValue::getValueType(), llvm::EVT::isScalableVT(), and llvm::ISD::SRL.
Referenced by trySimplifySrlAddToRshrnb().
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Definition at line 3412 of file AArch64ISelLowering.cpp.
References llvm::SelectionDAG::computeKnownBits(), llvm::KnownBits::getSignedMinValue(), and llvm::APInt::isMinSignedValue().
Referenced by isCMN().
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Definition at line 4163 of file AArch64ISelLowering.cpp.
References assert(), CC, Cond, llvm::AArch64ISD::CSEL, DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDValue::getResNo(), llvm::AArch64CC::HS, and llvm::AArch64CC::LO.
Referenced by lowerADDSUBO_CARRY().
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changeFPCCToAArch64CC - Convert a DAG fp condition code to an AArch64 CC.
Definition at line 3280 of file AArch64ISelLowering.cpp.
References llvm::AArch64CC::AL, CC, llvm::AArch64CC::EQ, llvm::AArch64CC::GE, llvm::AArch64CC::GT, llvm::AArch64CC::HI, llvm::AArch64CC::LE, llvm_unreachable, llvm::AArch64CC::LS, llvm::AArch64CC::LT, llvm::AArch64CC::MI, llvm::AArch64CC::NE, llvm::AArch64CC::PL, llvm::ISD::SETEQ, llvm::ISD::SETGE, llvm::ISD::SETGT, llvm::ISD::SETLE, llvm::ISD::SETLT, llvm::ISD::SETNE, llvm::ISD::SETO, llvm::ISD::SETOEQ, llvm::ISD::SETOGE, llvm::ISD::SETOGT, llvm::ISD::SETOLE, llvm::ISD::SETOLT, llvm::ISD::SETONE, llvm::ISD::SETUEQ, llvm::ISD::SETUGE, llvm::ISD::SETUGT, llvm::ISD::SETULE, llvm::ISD::SETULT, llvm::ISD::SETUNE, llvm::ISD::SETUO, llvm::AArch64CC::VC, and llvm::AArch64CC::VS.
Referenced by changeFPCCToANDAArch64CC(), and changeVectorFPCCToAArch64CC().
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Convert a DAG fp condition code to an AArch64 CC.
This differs from changeFPCCToAArch64CC in that it returns cond codes that should be AND'ed instead of OR'ed.
Definition at line 3343 of file AArch64ISelLowering.cpp.
References llvm::AArch64CC::AL, assert(), CC, changeFPCCToAArch64CC(), llvm::AArch64CC::LE, llvm::AArch64CC::NE, llvm::AArch64CC::PL, llvm::ISD::SETONE, llvm::ISD::SETUEQ, and llvm::AArch64CC::VC.
Referenced by emitConjunctionRec().
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changeIntCCToAArch64CC - Convert a DAG integer condition code to an AArch64 CC
Definition at line 3252 of file AArch64ISelLowering.cpp.
References CC, llvm::AArch64CC::EQ, llvm::AArch64CC::GE, llvm::AArch64CC::GT, llvm::AArch64CC::HI, llvm::AArch64CC::HS, llvm::AArch64CC::LE, llvm_unreachable, llvm::AArch64CC::LO, llvm::AArch64CC::LS, llvm::AArch64CC::LT, llvm::AArch64CC::NE, llvm::ISD::SETEQ, llvm::ISD::SETGE, llvm::ISD::SETGT, llvm::ISD::SETLE, llvm::ISD::SETLT, llvm::ISD::SETNE, llvm::ISD::SETUGE, llvm::ISD::SETUGT, llvm::ISD::SETULE, and llvm::ISD::SETULT.
Referenced by emitConjunctionRec(), and getAArch64Cmp().
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changeVectorFPCCToAArch64CC - Convert a DAG fp condition code to an AArch64 CC usable with the vector instructions.
Fewer operations are available without a real NZCV register, so we have to use less efficient combinations to get the same effect.
Definition at line 3373 of file AArch64ISelLowering.cpp.
References CC, changeFPCCToAArch64CC(), llvm::AArch64CC::GE, llvm::AArch64CC::MI, llvm::ISD::SETO, llvm::ISD::SETUEQ, llvm::ISD::SETUGE, llvm::ISD::SETUGT, llvm::ISD::SETULE, llvm::ISD::SETULT, and llvm::ISD::SETUO.
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Definition at line 23318 of file AArch64ISelLowering.cpp.
References llvm::ISD::AssertSext, llvm::ISD::AssertZext, llvm::ISD::Constant, llvm::LoadSDNode::getExtensionType(), llvm::MemSDNode::getMemoryVT(), llvm::VTSDNode::getVT(), llvm::ISD::LOAD, llvm::ISD::NON_EXTLOAD, llvm::ISD::SEXTLOAD, llvm::ISD::TargetConstant, and llvm::ISD::ZEXTLOAD.
Referenced by performCONDCombine(), and performSETCCCombine().
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Definition at line 8149 of file AArch64ISelLowering.cpp.
References llvm::SelectionDAG::computeKnownBits(), llvm::EVT::getSizeInBits(), and llvm::SDValue::getValueType().
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Definition at line 20921 of file AArch64ISelLowering.cpp.
References llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), and N.
Referenced by performIntrinsicCombine().
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Definition at line 22821 of file AArch64ISelLowering.cpp.
References llvm::ISD::BUILD_VECTOR, DL, llvm::SelectionDAG::getContext(), llvm::EVT::getIntegerVT(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SelectionDAG::getStore(), llvm::EVT::getStoreSizeInBits(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), llvm::SelectionDAG::getZExtOrTrunc(), llvm::EVT::isVector(), llvm::ISD::TRUNCATE, and vectorToScalarBitmask().
Referenced by performSTORECombine().
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Definition at line 22859 of file AArch64ISelLowering.cpp.
References assert(), llvm::ISD::BITCAST, DL, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getContext(), llvm::TypeSize::getFixed(), llvm::SelectionDAG::getMachineFunction(), llvm::MachineFunction::getMachineMemOperand(), llvm::SelectionDAG::getMemBasePlusOffset(), llvm::SelectionDAG::getNode(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getStore(), llvm::SelectionDAG::getUNDEF(), llvm::SelectionDAG::getVectorIdxConstant(), llvm::EVT::getVectorVT(), llvm::ISD::INSERT_SUBVECTOR, llvm::AArch64Subtarget::isLittleEndian(), and llvm::ISD::TRUNCATE.
Referenced by performSTORECombine().
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Combines a node carrying the intrinsic aarch64_sve_prf<T>_gather_scalar_offset
into a node that uses aarch64_sve_prfb_gather_uxtw_index
when the scalar offset passed to aarch64_sve_prf<T>_gather_scalar_offset
is not a valid immediate for the sve gather prefetch instruction with vector plus immediate addressing mode.
Definition at line 24871 of file AArch64ISelLowering.cpp.
References DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getVTList(), isValidImmForSVEVecImmAddrMode(), N, and std::swap().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 21108 of file AArch64ISelLowering.cpp.
References DL, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDValue::getValueType(), and N.
Referenced by performIntrinsicCombine().
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Definition at line 21089 of file AArch64ISelLowering.cpp.
References DL, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), getPackedSVEVectorVT(), and N.
Referenced by performIntrinsicCombine().
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Definition at line 21125 of file AArch64ISelLowering.cpp.
References DL, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValueType(), llvm::ISD::INSERT_VECTOR_ELT, and N.
Referenced by performIntrinsicCombine().
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Definition at line 22589 of file AArch64ISelLowering.cpp.
References assert(), llvm::ISD::BITCAST, DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getContext(), llvm::TypeSize::getFixed(), llvm::SelectionDAG::getLoad(), llvm::SelectionDAG::getMachineFunction(), llvm::MachineFunction::getMachineMemOperand(), llvm::SelectionDAG::getMemBasePlusOffset(), llvm::SelectionDAG::getMergeValues(), llvm::SelectionDAG::getNode(), llvm::EVT::getVectorVT(), llvm::Or, llvm::ISD::OR, llvm::ISD::SHL, llvm::ISD::TokenFactor, and llvm::ISD::ZERO_EXTEND.
Referenced by performLOADCombine().
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Definition at line 13865 of file AArch64ISelLowering.cpp.
References assert(), DL, llvm::AArch64ISD::FMOV, llvm::ISD::FNEG, llvm::APInt::getHighBitsSet(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::MVT::getVectorVT(), llvm::AArch64ISD::MOVI, llvm::AArch64ISD::MOVIedit, llvm::AArch64ISD::MOVImsl, llvm::AArch64ISD::MOVIshift, llvm::AArch64ISD::MVNImsl, llvm::AArch64ISD::MVNIshift, llvm::AArch64ISD::NVCAST, resolveBuildVector(), tryAdvSIMDModImm16(), tryAdvSIMDModImm32(), tryAdvSIMDModImm321s(), tryAdvSIMDModImm64(), tryAdvSIMDModImm8(), tryAdvSIMDModImmFP(), and llvm::APInt::zext().
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Definition at line 12929 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, llvm::ISD::CONCAT_VECTORS, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getBitcast(), llvm::SelectionDAG::getConstant(), llvm::SDValue::getConstantOperandVal(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::MVT::getScalarType(), llvm::SDValue::getScalarValueSizeInBits(), llvm::SDValue::getSimpleValueType(), llvm::EVT::getSizeInBits(), llvm::SDValue::getValueSizeInBits(), llvm::SDValue::getValueType(), llvm::EVT::getVectorNumElements(), llvm::MVT::getVectorVT(), Idx, llvm::EVT::is128BitVector(), and WidenVector().
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Definition at line 27259 of file AArch64ISelLowering.cpp.
References convertToScalableVector(), DL, llvm::SelectionDAG::getConstant(), getContainerForFixedLengthVector(), llvm::SelectionDAG::getNode(), getPredicateForFixedLengthVector(), llvm::SDValue::getValueType(), llvm::ISD::isBuildVectorAllOnes(), and llvm::AArch64ISD::SETCC_MERGE_ZERO.
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Definition at line 27209 of file AArch64ISelLowering.cpp.
References assert(), DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), and llvm::EVT::isFixedLengthVector().
Referenced by convertLocVTToValVT(), GenerateFixedLengthSVETBL(), getDeinterleaveViaVNSRL(), getVCIXISDNodeWCHAIN(), getWideningInterleave(), lowerBUILD_VECTOR(), lowerBuildVectorOfConstants(), lowerBuildVectorViaDominantValues(), lowerFMAXIMUM_FMINIMUM(), lowerFP_TO_INT_SAT(), llvm::RISCVTargetLowering::LowerOperation(), lowerShuffleViaVRegSplitting(), lowerVECTOR_SHUFFLE(), lowerVECTOR_SHUFFLEAsVSlide1(), lowerVECTOR_SHUFFLEAsVSlidedown(), lowerVECTOR_SHUFFLEAsVSlideup(), lowerVectorFTRUNC_FCEIL_FFLOOR_FROUND(), lowerVectorStrictFTRUNC_FCEIL_FFLOOR_FROUND(), lowerVectorXRINT(), matchSplatAsGather(), performFP_TO_INTCombine(), and performSVEMulAddSubCombine().
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Definition at line 21151 of file AArch64ISelLowering.cpp.
References assert(), llvm::SelectionDAG::getNode(), llvm::ISD::INTRINSIC_WO_CHAIN, isAllActivePredicate(), and N.
Referenced by performIntrinsicCombine().
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Definition at line 27198 of file AArch64ISelLowering.cpp.
References assert(), DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getUNDEF(), llvm::ISD::INSERT_SUBVECTOR, and llvm::EVT::isScalableVector().
Referenced by convertFixedMaskToScalableVector(), convertValVTToLocVT(), GenerateFixedLengthSVETBL(), getDeinterleaveViaVNSRL(), getWideningInterleave(), lowerBUILD_VECTOR(), lowerBuildVectorOfConstants(), lowerBuildVectorViaDominantValues(), lowerCttzElts(), lowerFMAXIMUM_FMINIMUM(), lowerFP_TO_INT_SAT(), llvm::RISCVTargetLowering::LowerOperation(), lowerScalarInsert(), lowerShuffleViaVRegSplitting(), lowerVECTOR_SHUFFLE(), lowerVECTOR_SHUFFLEAsVSlide1(), lowerVECTOR_SHUFFLEAsVSlidedown(), lowerVECTOR_SHUFFLEAsVSlideup(), lowerVectorFTRUNC_FCEIL_FFLOOR_FROUND(), lowerVectorStrictFTRUNC_FCEIL_FFLOOR_FROUND(), lowerVectorXRINT(), matchSplatAsGather(), performFP_TO_INTCombine(), performSVEMulAddSubCombine(), processVCIXOperands(), and llvm::RISCVTargetLowering::ReplaceNodeResults().
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Definition at line 25942 of file AArch64ISelLowering.cpp.
References llvm::SelectionDAG::getDataLayout(), llvm::SelectionDAG::getMachineNode(), llvm::SelectionDAG::getTargetConstant(), llvm::DataLayout::isBigEndian(), llvm::SelectionDAG::SplitScalar(), and std::swap().
Referenced by ReplaceCMP_SWAP_128Results(), and ReplaceCMP_SWAP_64Results().
Definition at line 16345 of file AArch64ISelLowering.cpp.
References assert(), llvm::SmallVectorTemplateCommon< T, typename >::back(), llvm::SmallVectorTemplateCommon< T, typename >::begin(), llvm::SmallVectorImpl< T >::clear(), llvm::IRBuilderBase::CreateBitCast(), llvm::IRBuilderBase::CreateCall(), llvm::IRBuilderBase::CreateShuffleVector(), llvm::SmallVectorBase< Size_T >::empty(), llvm::Function::empty(), llvm::SmallVectorTemplateCommon< T, typename >::end(), llvm::Instruction::eraseFromParent(), F, llvm::ConstantVector::get(), llvm::FixedVectorType::get(), llvm::Intrinsic::getDeclaration(), llvm::IRBuilderBase::getInt8(), llvm::IRBuilderBase::getInt8Ty(), llvm::Instruction::getModule(), llvm::User::getOperand(), llvm::Value::getType(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::Value::replaceAllUsesWith(), Results, llvm::SmallVectorBase< Size_T >::size(), and llvm::Function::size().
Referenced by llvm::AArch64TargetLowering::optimizeExtendOrTruncateConversion().
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Definition at line 16327 of file AArch64ISelLowering.cpp.
References llvm::IRBuilderBase::CreateInsertElement(), llvm::IRBuilderBase::CreateShuffleVector(), createTblShuffleMask(), llvm::PoisonValue::get(), llvm::VectorType::getElementType(), and llvm::IRBuilderBase::getInt8().
Referenced by llvm::AArch64TargetLowering::optimizeExtendOrTruncateConversion().
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Definition at line 16305 of file AArch64ISelLowering.cpp.
References llvm::IRBuilderBase::CreateBitCast(), llvm::IRBuilderBase::CreateInsertElement(), llvm::IRBuilderBase::CreateShuffleVector(), createTblShuffleMask(), llvm::IRBuilderBase::CreateZExt(), llvm::PoisonValue::get(), llvm::VectorType::getElementType(), and llvm::IRBuilderBase::getInt8().
Referenced by llvm::AArch64TargetLowering::optimizeExtendOrTruncateConversion().
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Definition at line 16282 of file AArch64ISelLowering.cpp.
Referenced by createTblShuffleForSExt(), and createTblShuffleForZExt().
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Definition at line 25777 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getVectorIdxConstant(), N, Results, and llvm::ISD::SCALAR_TO_VECTOR.
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Definition at line 3455 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::ADDS, llvm::ISD::AND, llvm::AArch64ISD::ANDS, assert(), CC, llvm::AArch64ISD::FCMP, llvm::ISD::FP_EXTEND, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getSubtarget(), llvm::SDValue::getValue(), llvm::SelectionDAG::getVTList(), isCMN(), llvm::EVT::isFloatingPoint(), llvm::isNullConstant(), LHS, MVT_CC, llvm::SelectionDAG::ReplaceAllUsesWith(), RHS, llvm::ISD::SUB, and llvm::AArch64ISD::SUBS.
Referenced by emitConjunctionRec(), and getAArch64Cmp().
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can be transformed to: not (and (not (and (setCC (cmp C)) (setCD (cmp D)))) (and (not (setCA (cmp A)) (not (setCB (cmp B))))))" which can be implemented as: cmp C ccmp D, inv(CD), CC ccmp A, CA, inv(CD) ccmp B, CB, inv(CA) check for CB flags
A counterexample is "or (and A B) (and C D)" which translates to not (and (not (and (not A) (not B))) (not (and (not C) (not D)))), we can only implement 1 of the inner (not) operations, but not both! Create a conditional comparison; Use CCMP, CCMN or FCCMP as appropriate.
Definition at line 3561 of file AArch64ISelLowering.cpp.
References assert(), CC, llvm::AArch64ISD::CCMN, llvm::AArch64ISD::CCMP, DL, llvm::AArch64ISD::FCCMP, llvm::ISD::FP_EXTEND, llvm::SelectionDAG::getConstant(), llvm::AArch64CC::getInvertedCondCode(), llvm::SelectionDAG::getNode(), llvm::AArch64CC::getNZCVToSatisfyCondCode(), llvm::SelectionDAG::getSubtarget(), isCMN(), llvm::isNullConstant(), LHS, MVT_CC, RHS, and llvm::ISD::SUB.
Referenced by emitConjunctionRec().
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Emit expression as a conjunction (a series of CCMP/CFCMP ops).
In some cases this is even possible with OR operations in the expression. See CMP;CCMP matching.
Definition at line 3791 of file AArch64ISelLowering.cpp.
References llvm::AArch64CC::AL, canEmitConjunction(), and emitConjunctionRec().
Referenced by getAArch64Cmp(), LowerBRCOND(), and performANDSETCCCombine().
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Emit conjunction or disjunction tree with the CMP/FCMP followed by a chain of CCMP/CFCMP ops.
See CMP;CCMP matching. Tries to transform the given i1 producing node Val
to a series compare and conditional compare operations.
OutCC
to the flags that should be tested or returns SDValue() if transformation was not possible. Negate
is true if we want this sub-tree being negated just by changing SETCC conditions. Definition at line 3679 of file AArch64ISelLowering.cpp.
References llvm::AArch64CC::AL, llvm::ISD::AND, assert(), canEmitConjunction(), CC, changeFPCCToANDAArch64CC(), changeIntCCToAArch64CC(), DL, emitComparison(), emitConditionalComparison(), emitConjunctionRec(), llvm::AArch64CC::getInvertedCondCode(), llvm::SDValue::getNode(), llvm::SDNode::getOpcode(), llvm::SDNode::getOperand(), llvm::SDNode::hasOneUse(), LHS, llvm::ISD::OR, RHS, llvm::ISD::SETCC, and std::swap().
Referenced by emitConjunction(), and emitConjunctionRec().
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Definition at line 3434 of file AArch64ISelLowering.cpp.
References assert(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getSubtarget(), LHS, RHS, llvm::AArch64ISD::STRICT_FCMP, llvm::AArch64ISD::STRICT_FCMPE, and llvm::ISD::STRICT_FP_EXTEND.
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Definition at line 14955 of file AArch64ISelLowering.cpp.
References assert(), CC, llvm::AArch64ISD::CMEQ, llvm::AArch64ISD::CMEQz, llvm::AArch64ISD::CMGE, llvm::AArch64ISD::CMGEz, llvm::AArch64ISD::CMGT, llvm::AArch64ISD::CMGTz, llvm::AArch64ISD::CMHI, llvm::AArch64ISD::CMHS, llvm::AArch64ISD::CMLEz, llvm::AArch64ISD::CMLTz, llvm::AArch64CC::EQ, llvm::AArch64ISD::FCMEQ, llvm::AArch64ISD::FCMEQz, llvm::AArch64ISD::FCMGE, llvm::AArch64ISD::FCMGEz, llvm::AArch64ISD::FCMGT, llvm::AArch64ISD::FCMGTz, llvm::AArch64ISD::FCMLEz, llvm::AArch64ISD::FCMLTz, llvm::AArch64CC::GE, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getNOT(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getSizeInBits(), llvm::EVT::getVectorElementType(), llvm::AArch64CC::GT, llvm::AArch64CC::HI, llvm::AArch64CC::HS, llvm::APInt::isAllOnes(), llvm::BuildVectorSDNode::isConstantSplat(), llvm::EVT::isFloatingPoint(), llvm::AArch64CC::LE, LHS, llvm::AArch64CC::LO, llvm::AArch64CC::LS, llvm::AArch64CC::LT, llvm::AArch64CC::MI, llvm::AArch64CC::NE, and RHS.
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Definition at line 343 of file AArch64ISelLowering.cpp.
References DL, llvm::SDNode::getConstantOperandVal(), llvm::SDNode::getOpcode(), llvm::SDNode::getOperand(), llvm::SelectionDAG::getRegister(), llvm::SelectionDAG::getTargetConstant(), and llvm::ISD::INTRINSIC_WO_CHAIN.
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Definition at line 23071 of file AArch64ISelLowering.cpp.
References llvm::EVT::changeVectorElementType(), foldIndexIntoBase(), llvm::SDValue::getConstantOperandVal(), llvm::AArch64Subtarget::getMaxSVEVectorSizeInBits(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::SelectionDAG::getSplatValue(), llvm::SelectionDAG::getStepVector(), llvm::SelectionDAG::getSubtarget(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorMinNumElements(), llvm::EVT::isFixedLengthVector(), llvm::ISD::isVectorShrinkable(), N, RHS, llvm::ISD::SHL, llvm::ISD::STEP_VECTOR, llvm::AArch64::SVEBitsPerBlock, and llvm::ISD::TRUNCATE.
Referenced by performMaskedGatherScatterCombine().
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Definition at line 20120 of file AArch64ISelLowering.cpp.
References CC, Cond, llvm::AArch64ISD::CSINC, DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::isNullConstant(), LHS, llvm::AArch64CC::LO, N, and RHS.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 23734 of file AArch64ISelLowering.cpp.
References CC, Cond, llvm::AArch64ISD::CSEL, DL, llvm::AArch64CC::EQ, llvm::ConstantSDNode::getAPIntValue(), llvm::SelectionDAG::getConstant(), llvm::SDNode::getConstantOperandVal(), llvm::AArch64CC::getInvertedCondCode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDNode::getOperand(), isCMP(), llvm::AArch64CC::NE, std::swap(), X, and Y.
Referenced by performCSELCombine().
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Definition at line 23686 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, assert(), llvm::BitWidth, CC, llvm::ISD::CTTZ, llvm::AArch64CC::EQ, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::isNullConstant(), N, llvm::AArch64CC::NE, llvm::AArch64ISD::SUBS, llvm::ISD::TRUNCATE, and X.
Referenced by performCSELCombine().
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Definition at line 23021 of file AArch64ISelLowering.cpp.
References llvm::Add, llvm::ISD::ADD, DL, llvm::SelectionDAG::getNode(), llvm::SDValue::getOperand(), llvm::SelectionDAG::getSplatValue(), llvm::EVT::getVectorElementType(), llvm::EVT::isVector(), llvm::ISD::MUL, llvm::Offset, and llvm::ISD::SHL.
Referenced by findMoreOptimalIndexType().
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Definition at line 20096 of file AArch64ISelLowering.cpp.
References CC, getCSETCondCode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOperand(), llvm::SDNode::getOperand(), llvm::AArch64CC::HS, isCMP(), llvm::isNullConstant(), llvm::isOneConstant(), and llvm::AArch64CC::LO.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 22551 of file AArch64ISelLowering.cpp.
References llvm::ISD::ANY_EXTEND, assert(), llvm::SelectionDAG::getStore(), llvm::SDValue::getValueType(), llvm::ISD::MSTORE, N, llvm::ISD::SIGN_EXTEND, llvm::ISD::STORE, and llvm::ISD::ZERO_EXTEND.
Referenced by performSTORECombine().
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Turn vector tests of the signbit in the form of: xor (sra X, elt_size(X)-1), -1 into: cmge X, X, #0.
Definition at line 17601 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::CMGEz, llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::EVT::getSizeInBits(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), llvm::SDValue::hasOneUse(), llvm::ISD::isBuildVectorAllOnes(), llvm::EVT::isVector(), N, and llvm::AArch64ISD::VASHR.
Referenced by combineXor(), and performXorCombine().
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Definition at line 28073 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, assert(), llvm::ISD::BITCAST, llvm::EVT::changeTypeToInteger(), convertFromScalableVector(), convertToScalableVector(), llvm::SmallVectorTemplateCommon< T, typename >::data(), DL, llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getConstant(), getContainerForFixedLengthVector(), llvm::SelectionDAG::getContext(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getSubtarget(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::EVT::getVectorVT(), llvm::SelectionDAG::getVScale(), llvm::APInt::getZExtValue(), llvm::ISD::INTRINSIC_WO_CHAIN, llvm::ShuffleVectorInst::isSingleSourceMask(), llvm::ISD::MUL, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::ArrayRef< T >::size(), llvm::ISD::SPLAT_VECTOR, and llvm::AArch64::SVEBitsPerBlock.
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GeneratePerfectShuffle - Given an entry in the perfect-shuffle table, emit the specified operations to build the shuffle.
ID is the perfect-shuffle
Definition at line 12681 of file AArch64ISelLowering.cpp.
References assert(), llvm::AArch64ISD::DUPLANE16, llvm::AArch64ISD::DUPLANE32, llvm::AArch64ISD::DUPLANE64, llvm::AArch64ISD::DUPLANE8, llvm::AArch64ISD::EXT, llvm::ISD::EXTRACT_VECTOR_ELT, GeneratePerfectShuffle(), llvm::SelectionDAG::getBitcast(), llvm::SelectionDAG::getConstant(), getExtFactor(), llvm::SelectionDAG::getNode(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getSizeInBits(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), llvm::SelectionDAG::getVectorIdxConstant(), llvm::ISD::INSERT_VECTOR_ELT, LHS, llvm_unreachable, OP_COPY, OP_VDUP0, OP_VDUP1, OP_VDUP2, OP_VDUP3, OP_VEXT1, OP_VEXT2, OP_VEXT3, OP_VREV, OP_VTRNL, OP_VTRNR, OP_VUZPL, OP_VUZPR, OP_VZIPL, OP_VZIPR, llvm::PerfectShuffleTable, llvm::AArch64ISD::REV16, llvm::AArch64ISD::REV32, llvm::AArch64ISD::REV64, RHS, llvm::AArch64ISD::TRN1, llvm::AArch64ISD::TRN2, llvm::AArch64ISD::UZP1, llvm::AArch64ISD::UZP2, WidenVector(), llvm::AArch64ISD::ZIP1, and llvm::AArch64ISD::ZIP2.
Referenced by GeneratePerfectShuffle(), and LowerVECTOR_SHUFFLE().
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Definition at line 12842 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, llvm::ISD::CONCAT_VECTORS, llvm::SmallVectorTemplateCommon< T, typename >::data(), DL, llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getConstant(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::ISD::INTRINSIC_WO_CHAIN, llvm::SDValue::isUndef(), isZerosVector(), llvm::Offset, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and std::swap().
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Definition at line 3839 of file AArch64ISelLowering.cpp.
References llvm::CallingConv::C, CC, changeIntCCToAArch64CC(), emitComparison(), emitConjunction(), getCmpOperandFoldingProfit(), llvm::SelectionDAG::getConstant(), llvm::AArch64CC::getInvertedCondCode(), llvm::SelectionDAG::getNode(), llvm::ISD::getSetCCSwappedOperands(), llvm::SelectionDAG::getValueType(), llvm::ConstantSDNode::getZExtValue(), INT64_MAX, isCMN(), isLegalArithImmed(), llvm::ConstantSDNode::isOne(), llvm::ConstantSDNode::isZero(), LHS, MVT_CC, RHS, llvm::ISD::SETGE, llvm::ISD::SETGT, llvm::ISD::SETLE, llvm::ISD::SETLT, llvm::ISD::SETNE, llvm::ISD::SETUGE, llvm::ISD::SETUGT, llvm::ISD::SETULE, llvm::ISD::SETULT, llvm::ISD::SIGN_EXTEND_INREG, std::swap(), UINT64_MAX, and llvm::ISD::ZEXTLOAD.
Referenced by performSetccAddFolding().
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Definition at line 3975 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::ADDS, llvm::AArch64ISD::ANDS, assert(), CC, DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDValue::getValue(), llvm::SelectionDAG::getVTList(), llvm::AArch64CC::HS, LHS, llvm_unreachable, llvm::AArch64CC::LO, llvm::Mul, llvm::ISD::MUL, llvm::ISD::MULHS, llvm::ISD::MULHU, MVT_CC, llvm::AArch64CC::NE, RHS, llvm::ISD::SADDO, llvm::ISD::SIGN_EXTEND, llvm::ISD::SMULO, llvm::ISD::SRA, llvm::ISD::SSUBO, llvm::AArch64ISD::SUBS, llvm::ISD::TRUNCATE, llvm::ISD::UADDO, llvm::ISD::UMULO, llvm::ISD::USUBO, llvm::AArch64CC::VS, and llvm::ISD::ZERO_EXTEND.
Referenced by LowerXALUO().
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Definition at line 26044 of file AArch64ISelLowering.cpp.
References llvm::Acquire, llvm::AcquireRelease, assert(), llvm::ISD::ATOMIC_LOAD_ADD, llvm::ISD::ATOMIC_LOAD_AND, llvm::ISD::ATOMIC_LOAD_CLR, llvm::ISD::ATOMIC_LOAD_OR, llvm::ISD::ATOMIC_LOAD_SUB, llvm::ISD::ATOMIC_SWAP, llvm_unreachable, llvm::Monotonic, llvm::Release, and llvm::SequentiallyConsistent.
Referenced by ReplaceATOMIC_LOAD_128Results().
Returns how profitable it is to fold a comparison's operand's shift and/or extension operations.
Definition at line 3805 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, llvm::ISD::SHL, llvm::ISD::SIGN_EXTEND_INREG, llvm::ISD::SRA, and llvm::ISD::SRL.
Referenced by getAArch64Cmp().
Definition at line 4986 of file AArch64ISelLowering.cpp.
References llvm::CallingConv::C, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SDNode::getOpcode(), llvm::SDNode::getOperand(), llvm::SDValue::getValueType(), llvm::EVT::getVectorNumElements(), and llvm::EVT::isFixedLengthVector().
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Definition at line 27110 of file AArch64ISelLowering.cpp.
References assert(), llvm::EVT::getSimpleVT(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::EVT::getVectorElementType(), llvm::EVT::isFixedLengthVector(), llvm::TargetLoweringBase::isTypeLegal(), llvm_unreachable, and llvm::MVT::SimpleTy.
Referenced by convertFixedMaskToScalableVector(), GenerateFixedLengthSVETBL(), getContainerForFixedLengthVector(), getDeinterleaveViaVNSRL(), getVCIXISDNodeWCHAIN(), getWideningInterleave(), lowerBUILD_VECTOR(), lowerBuildVectorOfConstants(), lowerBuildVectorViaDominantValues(), lowerCttzElts(), lowerFMAXIMUM_FMINIMUM(), lowerFP_TO_INT_SAT(), lowerScalarInsert(), lowerShuffleViaVRegSplitting(), lowerVECTOR_SHUFFLE(), lowerVECTOR_SHUFFLEAsVSlide1(), lowerVECTOR_SHUFFLEAsVSlidedown(), lowerVECTOR_SHUFFLEAsVSlideup(), lowerVectorFTRUNC_FCEIL_FFLOOR_FROUND(), lowerVectorStrictFTRUNC_FCEIL_FFLOOR_FROUND(), lowerVectorXRINT(), matchSplatAsGather(), performFP_TO_INTCombine(), and processVCIXOperands().
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Definition at line 20078 of file AArch64ISelLowering.cpp.
References llvm::AArch64CC::AL, CC, llvm::AArch64ISD::CSEL, llvm::isNullConstant(), llvm::isOneConstant(), and llvm::AArch64CC::NV.
Referenced by foldOverflowCheck().
Definition at line 12916 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::DUPLANE16, llvm::AArch64ISD::DUPLANE32, llvm::AArch64ISD::DUPLANE64, llvm::AArch64ISD::DUPLANE8, and llvm_unreachable.
Referenced by performDUPCombine().
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Definition at line 4949 of file AArch64ISelLowering.cpp.
References assert(), llvm::EVT::getSimpleVT(), llvm::EVT::getSizeInBits(), llvm::EVT::isSimple(), llvm_unreachable, and llvm::MVT::SimpleTy.
Referenced by addRequiredExtensionForVectorMULL(), AddRequiredExtensionForVMULL(), and SkipLoadExtensionForVMULL().
getExtFactor - Determine the adjustment factor for the position when generating an "extract from vector registers" instruction.
Definition at line 11942 of file AArch64ISelLowering.cpp.
References llvm::EVT::getSizeInBits().
Referenced by GeneratePerfectShuffle(), and llvm::AArch64TargetLowering::ReconstructShuffle().
Definition at line 6140 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::GLD1_MERGE_ZERO, llvm::AArch64ISD::GLD1_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1_SXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1_SXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1_UXTW_MERGE_ZERO, and llvm::AArch64ISD::GLD1_UXTW_SCALED_MERGE_ZERO.
Referenced by performGLD1Combine().
Definition at line 7145 of file AArch64ISelLowering.cpp.
References llvm::ISD::INTRINSIC_WO_CHAIN, N, and llvm::Intrinsic::not_intrinsic.
Referenced by llvm::AMDGPURegisterBankInfo::applyMappingImpl(), collectBitParts(), llvm::SITargetLowering::CollectTargetIntrinsicOperands(), llvm::SITargetLowering::computeKnownBitsForTargetInstr(), FindPreallocatedCall(), llvm::AMDGPURegisterBankInfo::getInstrAlternativeMappingsIntrinsic(), llvm::AMDGPURegisterBankInfo::getInstrAlternativeMappingsIntrinsicWSideEffects(), llvm::AMDGPURegisterBankInfo::getInstrMapping(), llvm::VPRecipeBuilder::handleReplication(), llvm::SITargetLowering::isCanonicalized(), isFPIntrinsic(), llvm::AArch64TargetLowering::isReassocProfitable(), IsSVECntIntrinsic(), performIntrinsicCombine(), tryConvertSVEWideCompare(), and valueIsKnownNeverF32Denorm().
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Definition at line 19979 of file AArch64ISelLowering.cpp.
References DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), and llvm::ISD::SUB.
Referenced by performNegCSelCombine().
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Definition at line 197 of file AArch64ISelLowering.cpp.
References llvm_unreachable.
Definition at line 172 of file AArch64ISelLowering.cpp.
References llvm::EVT::getSimpleVT(), llvm_unreachable, and llvm::MVT::SimpleTy.
Referenced by combineSVEReductionInt(), and performDupLane128Combine().
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Definition at line 27137 of file AArch64ISelLowering.cpp.
References assert(), DL, llvm::AArch64Subtarget::getMinSVEVectorSizeInBits(), getPTrue(), llvm::EVT::getSimpleVT(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getSubtarget(), llvm::getSVEPredPatternFromNumElements(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::EVT::isFixedLengthVector(), llvm::TargetLoweringBase::isTypeLegal(), llvm_unreachable, and llvm::MVT::SimpleTy.
Referenced by convertFixedMaskToScalableVector(), and getPredicateForVector().
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Definition at line 27182 of file AArch64ISelLowering.cpp.
References assert(), llvm::EVT::changeVectorElementType(), DL, getPTrue(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::EVT::isScalableVector(), and llvm::TargetLoweringBase::isTypeLegal().
Referenced by getPredicateForVector().
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Definition at line 27190 of file AArch64ISelLowering.cpp.
References DL, getPredicateForFixedLengthVector(), getPredicateForScalableVector(), and llvm::EVT::isFixedLengthVector().
Referenced by tryCombineExtendRShTrunc().
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Definition at line 11479 of file AArch64ISelLowering.cpp.
References llvm::EVT::getVectorElementType(), llvm::EVT::isScalableVector(), and llvm_unreachable.
Definition at line 212 of file AArch64ISelLowering.cpp.
References assert(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorMinNumElements(), llvm::EVT::isScalableVector(), and llvm_unreachable.
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Definition at line 21051 of file AArch64ISelLowering.cpp.
References llvm::AArch64CC::ANY_ACTIVE, assert(), CC, Cond, llvm::AArch64ISD::CSEL, DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getContext(), llvm::SelectionDAG::getNode(), getSVEPredicateBitCast(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::TargetLoweringBase::getTypeToTransformTo(), llvm::SDValue::getValueType(), llvm::SelectionDAG::getZExtOrTrunc(), llvm::TargetLoweringBase::isTypeLegal(), isZeroingInactiveLanes(), llvm::AArch64CC::NONE_ACTIVE, llvm::AArch64ISD::PTEST, llvm::AArch64ISD::PTEST_ANY, llvm::AArch64ISD::REINTERPRET_CAST, and llvm::Test.
Referenced by performFirstTrueTestVectorCombine(), performIntrinsicCombine(), and performLastTrueTestVectorCombine().
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Definition at line 5357 of file AArch64ISelLowering.cpp.
References DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetConstant(), and llvm::AArch64ISD::PTRUE.
Referenced by getPredicateForFixedLengthVector(), getPredicateForScalableVector(), LowerFLDEXP(), optimizeIncrementingWhile(), performFirstTrueTestVectorCombine(), performLastTrueTestVectorCombine(), performMSTORECombine(), and performUnpackCombine().
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Definition at line 11510 of file AArch64ISelLowering.cpp.
References llvm::EVT::getFixedSizeInBits(), llvm::EVT::isScalarInteger(), and llvm_unreachable.
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Definition at line 15157 of file AArch64ISelLowering.cpp.
References DL, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOperand(), llvm::SDValue::getSimpleValueType(), and llvm::SDValue::getValueType().
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Definition at line 24451 of file AArch64ISelLowering.cpp.
References assert(), llvm::BitWidth, DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::Log2_32(), llvm::Offset, llvm::ISD::SHL, and llvm::ISD::SPLAT_VECTOR.
Referenced by performGatherLoadCombine(), and performScatterStoreCombine().
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Helper function to create 'CSET', which is equivalent to 'CSINC <Wd>, WZR, WZR, invert(<cond>)'.
Definition at line 11550 of file AArch64ISelLowering.cpp.
References CC, llvm::AArch64ISD::CSINC, DL, llvm::SelectionDAG::getConstant(), and llvm::SelectionDAG::getNode().
Referenced by combineAnd(), combineCMov(), combineM68kSetCC(), combineOr(), combinePredicateReduction(), combineSetCC(), combineSubSetcc(), combineVectorSizedSetCCEquality(), combineX86SetCC(), foldXor1SetCC(), LowerADDSUBO_CARRY(), llvm::X86TargetLowering::LowerAsmOutputForConstraint(), LowerCMP_SWAP(), LowerINTRINSIC_W_CHAIN(), LowerPARITY(), LowerXALUO(), and llvm::X86TargetLowering::ReplaceNodeResults().
Definition at line 6163 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::GLD1_IMM_MERGE_ZERO, llvm::AArch64ISD::GLD1_MERGE_ZERO, llvm::AArch64ISD::GLD1_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1_SXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1_SXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1_UXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1_UXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1S_IMM_MERGE_ZERO, llvm::AArch64ISD::GLD1S_MERGE_ZERO, llvm::AArch64ISD::GLD1S_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1S_SXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1S_SXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1S_UXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1S_UXTW_SCALED_MERGE_ZERO, and llvm_unreachable.
Referenced by performGLD1Combine().
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Definition at line 8230 of file AArch64ISelLowering.cpp.
References llvm::AArch64SME::Always, llvm::SMEAttrs::hasNonStreamingInterface(), llvm::SMEAttrs::hasStreamingBody(), llvm::SMEAttrs::hasStreamingCompatibleInterface(), llvm::SMEAttrs::hasStreamingInterface(), llvm::AArch64SME::IfCallerIsNonStreaming, llvm::AArch64SME::IfCallerIsStreaming, and llvm_unreachable.
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Definition at line 16687 of file AArch64ISelLowering.cpp.
References assert(), and llvm::Intrinsic::getDeclaration().
Referenced by llvm::AArch64TargetLowering::lowerDeinterleaveIntrinsicToLoad(), and llvm::AArch64TargetLowering::lowerInterleavedLoad().
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Definition at line 16703 of file AArch64ISelLowering.cpp.
References assert(), and llvm::Intrinsic::getDeclaration().
Referenced by llvm::AArch64TargetLowering::lowerInterleavedStore(), and llvm::AArch64TargetLowering::lowerInterleaveIntrinsicToStore().
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Definition at line 16659 of file AArch64ISelLowering.cpp.
References llvm::ScalableVectorType::get(), llvm::Type::getBFloatTy(), llvm::Type::getContext(), llvm::Type::getDoubleTy(), llvm::VectorType::getElementType(), llvm::Type::getFloatTy(), llvm::Type::getHalfTy(), llvm::Type::getInt16Ty(), llvm::Type::getInt32Ty(), llvm::Type::getInt64Ty(), llvm::Type::getInt8Ty(), and llvm_unreachable.
Referenced by llvm::AArch64TargetLowering::lowerInterleavedLoad(), and llvm::AArch64TargetLowering::lowerInterleavedStore().
Definition at line 21650 of file AArch64ISelLowering.cpp.
References assert(), llvm::EVT::getSimpleVT(), llvm::EVT::isSimple(), llvm_unreachable, and llvm::MVT::SimpleTy.
Referenced by performGatherLoadCombine(), performLD1Combine(), performScatterStoreCombine(), and performST1Combine().
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Definition at line 5403 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, assert(), llvm::EVT::bitsGT(), DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::EVT::getVectorElementType(), llvm::EVT::isScalableVector(), llvm::TargetLoweringBase::isTypeLegal(), isZeroingInactiveLanes(), and llvm::AArch64ISD::REINTERPRET_CAST.
Referenced by getPTest().
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Definition at line 24054 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, llvm::ISD::ANY_EXTEND, llvm::CallingConv::C, llvm::DWARFExpression::Operation::getNumOperands(), getTestBitOperand(), llvm::ISD::SHL, llvm::ISD::SRA, llvm::ISD::SRL, llvm::ISD::TRUNCATE, and llvm::ISD::XOR.
Referenced by getTestBitOperand(), and performTBZCombine().
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Definition at line 15165 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, llvm::ISD::ANY_EXTEND, assert(), llvm::EVT::changeVectorElementType(), DL, llvm::SelectionDAG::getAnyExtOrTrunc(), llvm::SelectionDAG::getBitcast(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getContext(), llvm::EVT::getIntegerVT(), llvm::MVT::getIntegerVT(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::SDValue::getValueType(), getVectorBitwiseReduce(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::Hi, llvm::EVT::isFixedLengthVector(), llvm::EVT::isPow2VectorType(), llvm_unreachable, llvm::Lo, llvm::ISD::OR, llvm::ISD::SIGN_EXTEND, llvm::SelectionDAG::SplitVector(), llvm::ISD::SRL, llvm::ISD::VECREDUCE_ADD, llvm::ISD::VECREDUCE_AND, llvm::ISD::VECREDUCE_OR, llvm::ISD::VECREDUCE_UMAX, llvm::ISD::VECREDUCE_UMIN, llvm::ISD::VECREDUCE_XOR, and llvm::ISD::XOR.
Referenced by getVectorBitwiseReduce(), and performVecReduceBitwiseCombine().
getVShiftImm - Check if this is a valid build_vector for the immediate operand of a vector shift operation, where all the elements of the build_vector must have the same constant integer value.
Definition at line 14778 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, llvm::APInt::getSExtValue(), and llvm::BuildVectorSDNode::isConstantSplat().
Referenced by isVShiftLImm(), and isVShiftRImm().
bool hasNearbyPairedStore | ( | Iter | It, |
Iter | End, | ||
Value * | Ptr, | ||
const DataLayout & | DL | ||
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Definition at line 16852 of file AArch64ISelLowering.cpp.
References DL, End, Ptr, and llvm::APInt::sextOrTrunc().
Referenced by llvm::AArch64TargetLowering::lowerInterleavedStore().
Definition at line 19129 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, llvm::ISD::FADD, and llvm::ISD::STRICT_FADD.
Referenced by performExtractVectorEltCombine().
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Definition at line 5067 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, llvm::SDNode::hasOneUse(), isSignExtended(), N, and llvm::ISD::SUB.
Referenced by LowerMUL(), and selectUmullSmull().
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Definition at line 5078 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, llvm::SDNode::hasOneUse(), isZeroExtended(), N, and llvm::ISD::SUB.
Referenced by LowerMUL(), and selectUmullSmull().
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Definition at line 13639 of file AArch64ISelLowering.cpp.
References llvm::AArch64Subtarget::getMinSVEVectorSizeInBits(), llvm::getNumElementsFromSVEPredPattern(), llvm::SelectionDAG::getSubtarget(), llvm::ISD::isConstantSplatVectorAllOnes(), N, llvm::AArch64ISD::PTRUE, llvm::AArch64ISD::REINTERPRET_CAST, and llvm::AArch64::SVEBitsPerBlock.
Referenced by convertMergedOpToPredOp(), instCombineSVELD1(), instCombineSVESel(), instCombineSVESrshl(), instCombineSVEST1(), performSetccMergeZeroCombine(), performSVEAndCombine(), performVSelectCombine(), and tryLowerToSLI().
Definition at line 13614 of file AArch64ISelLowering.cpp.
References llvm::SDNode::getOperand(), llvm::SDNode::getValueType(), llvm::EVT::getVectorNumElements(), and llvm::ConstantSDNode::getZExtValue().
Referenced by isPow2Splat().
Definition at line 13631 of file AArch64ISelLowering.cpp.
References llvm::ISD::isConstantSplatVectorAllZeros(), N, and llvm::AArch64ISD::REINTERPRET_CAST.
Referenced by performVSelectCombine().
Definition at line 21535 of file AArch64ISelLowering.cpp.
References llvm::ISD::isConstantSplatVectorAllZeros(), llvm::ISD::LOAD, llvm::ISD::MLOAD, and N.
Referenced by performSignExtendSetCCCombine().
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Definition at line 3427 of file AArch64ISelLowering.cpp.
References cannotBeIntMin(), CC, llvm::SelectionDAG::isKnownNeverZero(), llvm::isNullConstant(), and llvm::ISD::SUB.
Referenced by emitComparison(), emitConditionalComparison(), and getAArch64Cmp().
Definition at line 20071 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::SUBS.
Referenced by foldCSELOfCSEL(), and foldOverflowCheck().
Definition at line 12628 of file AArch64ISelLowering.cpp.
References llvm::EVT::getSizeInBits(), llvm::EVT::getVectorNumElements(), I, and llvm::Offset.
Referenced by llvm::AArch64TargetLowering::isShuffleMaskLegal(), and tryFormConcatFromShuffle().
Definition at line 18840 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::DUP, llvm::EVT::getSimpleVT(), llvm::EVT::getVectorElementType(), llvm::EVT::isSimple(), N, llvm::MVT::SimpleTy, and llvm::ISD::SPLAT_VECTOR.
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Definition at line 23421 of file AArch64ISelLowering.cpp.
References llvm::AArch64CC::AL, CC, llvm::AArch64CC::EQ, llvm::AArch64CC::GE, llvm::AArch64CC::GT, llvm::AArch64CC::HI, llvm::AArch64CC::HS, llvm::AArch64CC::Invalid, llvm::AArch64CC::LE, llvm::AArch64CC::LO, llvm::AArch64CC::LS, llvm::AArch64CC::LT, llvm::AArch64CC::MI, llvm::AArch64CC::NE, llvm::AArch64CC::NV, llvm::AArch64CC::PL, llvm::ISD::SEXTLOAD, llvm::AArch64CC::VC, and llvm::AArch64CC::VS.
Referenced by performCONDCombine().
Definition at line 19694 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, llvm::ISD::EXTRACT_SUBVECTOR, and N.
Referenced by performAddSubLongCombine(), tryCombineLongOpWithDup(), and tryCombineMULLWithUZP1().
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Definition at line 4999 of file AArch64ISelLowering.cpp.
References llvm::ISD::BUILD_VECTOR, llvm::CallingConv::C, llvm::EVT::getScalarSizeInBits(), llvm::isIntN(), isSigned(), llvm::isUIntN(), and N.
Referenced by isSignExtended(), isZeroExtended(), and selectUmullSmull().
Definition at line 20289 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, llvm::ConstantSDNode::getZExtValue(), llvm::ISD::isExtOpcode(), N, llvm::ISD::SHL, llvm::ISD::SIGN_EXTEND_INREG, llvm::ISD::SRA, and llvm::ISD::SRL.
Referenced by performAddCombineSubShift().
Definition at line 12496 of file AArch64ISelLowering.cpp.
References llvm::find_if(), llvm::EVT::getVectorNumElements(), llvm::APInt::getZExtValue(), and llvm::APInt::logBase2().
Referenced by llvm::AArch64TargetLowering::isShuffleMaskLegal().
Definition at line 22059 of file AArch64ISelLowering.cpp.
References llvm::SDNode::getValueType(), N, and llvm::AArch64ISD::UZP1.
Referenced by performUzpCombine().
Definition at line 22852 of file AArch64ISelLowering.cpp.
Referenced by performMSTORECombine(), and performSTORECombine().
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Definition at line 12589 of file AArch64ISelLowering.cpp.
Referenced by llvm::AArch64TargetLowering::isShuffleMaskLegal().
Definition at line 2150 of file AArch64ISelLowering.cpp.
References llvm::CallingConv::C, and N.
Definition at line 24892 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::ANDV_PRED, llvm::AArch64ISD::EORV_PRED, llvm::AArch64ISD::FADDA_PRED, llvm::AArch64ISD::FADDV_PRED, llvm::AArch64ISD::FMAXNMV_PRED, llvm::AArch64ISD::FMAXV_PRED, llvm::AArch64ISD::FMINNMV_PRED, llvm::AArch64ISD::FMINV_PRED, llvm::AArch64ISD::ORV_PRED, llvm::AArch64ISD::SADDV_PRED, llvm::AArch64ISD::SMAXV_PRED, llvm::AArch64ISD::SMINV_PRED, llvm::AArch64ISD::UADDV_PRED, llvm::AArch64ISD::UMAXV_PRED, and llvm::AArch64ISD::UMINV_PRED.
Referenced by removeRedundantInsertVectorElt().
Definition at line 3404 of file AArch64ISelLowering.cpp.
References llvm::CallingConv::C, llvm::dbgs(), and LLVM_DEBUG.
Referenced by getAArch64Cmp().
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Definition at line 20502 of file AArch64ISelLowering.cpp.
References B, llvm::ISD::BUILD_VECTOR, llvm::ISD::CONCAT_VECTORS, llvm::SDValue::getNumOperands(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::hasOneUse(), llvm::SDNode::hasOneUse(), I, llvm::peekThroughOneUseBitcasts(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::ISD::VECTOR_SHUFFLE.
Referenced by areLoadedOffsetButOtherwiseSame(), and performExtBinopLoadFold().
Definition at line 243 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::ABS_MERGE_PASSTHRU, llvm::AArch64ISD::BITREVERSE_MERGE_PASSTHRU, llvm::AArch64ISD::BSWAP_MERGE_PASSTHRU, llvm::AArch64ISD::CTLZ_MERGE_PASSTHRU, llvm::AArch64ISD::CTPOP_MERGE_PASSTHRU, llvm::AArch64ISD::DUP_MERGE_PASSTHRU, llvm::AArch64ISD::FABS_MERGE_PASSTHRU, llvm::AArch64ISD::FCEIL_MERGE_PASSTHRU, llvm::AArch64ISD::FCVTZS_MERGE_PASSTHRU, llvm::AArch64ISD::FCVTZU_MERGE_PASSTHRU, llvm::AArch64ISD::FFLOOR_MERGE_PASSTHRU, llvm::AArch64ISD::FNEARBYINT_MERGE_PASSTHRU, llvm::AArch64ISD::FNEG_MERGE_PASSTHRU, llvm::AArch64ISD::FP_EXTEND_MERGE_PASSTHRU, llvm::AArch64ISD::FP_ROUND_MERGE_PASSTHRU, llvm::AArch64ISD::FRECPX_MERGE_PASSTHRU, llvm::AArch64ISD::FRINT_MERGE_PASSTHRU, llvm::AArch64ISD::FROUND_MERGE_PASSTHRU, llvm::AArch64ISD::FROUNDEVEN_MERGE_PASSTHRU, llvm::AArch64ISD::FSQRT_MERGE_PASSTHRU, llvm::AArch64ISD::FTRUNC_MERGE_PASSTHRU, llvm::AArch64ISD::NEG_MERGE_PASSTHRU, llvm::AArch64ISD::REVD_MERGE_PASSTHRU, llvm::AArch64ISD::REVH_MERGE_PASSTHRU, llvm::AArch64ISD::REVW_MERGE_PASSTHRU, llvm::AArch64ISD::SIGN_EXTEND_INREG_MERGE_PASSTHRU, llvm::AArch64ISD::SINT_TO_FP_MERGE_PASSTHRU, llvm::AArch64ISD::UINT_TO_FP_MERGE_PASSTHRU, and llvm::AArch64ISD::ZERO_EXTEND_INREG_MERGE_PASSTHRU.
Definition at line 19975 of file AArch64ISelLowering.cpp.
References llvm::isNullConstant(), and llvm::ISD::SUB.
Referenced by performNegCSelCombine().
Definition at line 2161 of file AArch64ISelLowering.cpp.
References isIntImmediate(), and N.
Check if Op could be used with vmull_high_p64 intrinsic.
Definition at line 15951 of file AArch64ISelLowering.cpp.
References llvm::Value::getType(), llvm::ConstantInt::getValue(), llvm::PatternMatch::m_ConstantInt(), llvm::PatternMatch::m_ExtractElt(), llvm::PatternMatch::m_Value(), and llvm::PatternMatch::match().
Referenced by areOperandsOfVmullHighP64().
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Definition at line 10244 of file AArch64ISelLowering.cpp.
References isOrXorChain(), MaxXors, N, llvm::ISD::OR, llvm::ISD::XOR, and llvm::ISD::ZERO_EXTEND.
Referenced by isOrXorChain(), and performOrXorChainCombine().
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Returns true if VT's elements occupy the lowest bit positions of its associated register class without any intervening space.
For example, nxv2f16, nxv4f16 and nxv8f16 are legal types that belong to the same register class, but only nxv8f16 can be treated as a packed vector.
Definition at line 234 of file AArch64ISelLowering.cpp.
References assert(), llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getKnownMinValue(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::EVT::isFixedLengthVector(), llvm::TargetLoweringBase::isTypeLegal(), llvm::EVT::isVector(), and llvm::AArch64::SVEBitsPerBlock.
Definition at line 7251 of file AArch64ISelLowering.cpp.
References llvm::EVT::isFixedLengthVector(), llvm::EVT::isFloatingPoint(), and llvm::EVT::isScalableVector().
Definition at line 14649 of file AArch64ISelLowering.cpp.
References llvm::ISD::BUILD_VECTOR, llvm::AArch64ISD::DUP, isAllConstantBuildVector(), llvm::isPowerOf2_64(), and llvm::ISD::SPLAT_VECTOR.
Definition at line 19144 of file AArch64ISelLowering.cpp.
References llvm::ISD::INTRINSIC_WO_CHAIN, N, and llvm::ISD::SETCC.
Referenced by performFirstTrueTestVectorCombine().
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Check whether or not Op
is a SET_CC operation, either a generic or an AArch64 lowered one.
SetCCInfo
is filled accordingly.
Definition at line 19738 of file AArch64ISelLowering.cpp.
References SetCCInfo::AArch64, GenericSetCCInfo::CC, AArch64SetCCInfo::CC, AArch64SetCCInfo::Cmp, llvm::AArch64ISD::CSEL, SetCCInfo::Generic, llvm::AArch64CC::getInvertedCondCode(), llvm::ConstantSDNode::isOne(), llvm::ConstantSDNode::isZero(), GenericSetCCInfo::Opnd0, GenericSetCCInfo::Opnd1, llvm::ISD::SETCC, and std::swap().
Referenced by isSetCCOrZExtSetCC().
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Definition at line 19781 of file AArch64ISelLowering.cpp.
References Info, isSetCC(), and llvm::ISD::ZERO_EXTEND.
Referenced by performSetccAddFolding().
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Definition at line 5055 of file AArch64ISelLowering.cpp.
References llvm::ISD::ANY_EXTEND, isExtendedBUILD_VECTOR(), N, and llvm::ISD::SIGN_EXTEND.
Referenced by llvm::PPCTargetLowering::EmitPartwordAtomicBinary(), isAddSubSExt(), LowerMUL(), performMulCombine(), and selectUmullSmull().
Definition at line 12340 of file AArch64ISelLowering.cpp.
References llvm::EVT::getVectorNumElements().
Definition at line 15871 of file AArch64ISelLowering.cpp.
References llvm::all_equal().
Referenced by areExtractShuffleVectors(), and llvm::AArch64TargetLowering::shouldSinkOperands().
Definition at line 18014 of file AArch64ISelLowering.cpp.
References getIntrinsicID(), and llvm::SDValue::getNode().
Referenced by performMulCombine().
isTRN_v_undef_Mask - Special case of isTRNMask for canonical form of "vector_shuffle v, v", i.e., "vector_shuffle v, undef".
Mask is e.g., <0, 0, 2, 2> instead of <0, 4, 2, 6>.
Definition at line 12576 of file AArch64ISelLowering.cpp.
References llvm::EVT::getVectorNumElements().
Referenced by llvm::AArch64TargetLowering::isShuffleMaskLegal().
isUZP_v_undef_Mask - Special case of isUZPMask for canonical form of "vector_shuffle v, v", i.e., "vector_shuffle v, undef".
Mask is e.g., <0, 2, 0, 2> instead of <0, 2, 4, 6>,
Definition at line 12557 of file AArch64ISelLowering.cpp.
References llvm::EVT::getVectorNumElements(), and Idx.
Referenced by llvm::AArch64TargetLowering::isShuffleMaskLegal().
Check if the value of Offset
represents a valid immediate for the SVE gather load/prefetch and scatter store instructiona with vector base and immediate offset addressing mode:
[<Zn>.[S|D]{, #<imm>}]
where <imm> = sizeof(<T>) * k, for k = 0, 1, ..., 31.
Definition at line 24489 of file AArch64ISelLowering.cpp.
References llvm::ConstantSDNode::getZExtValue(), isValidImmForSVEVecImmAddrMode(), and llvm::Offset.
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Check if the value of OffsetInBytes
can be used as an immediate for the gather load/prefetch and scatter store instructions with vector base and immediate offset addressing mode:
[<Zn>.[S|D]{, #<imm>}]
where <imm> = sizeof(<T>) * k, for k = 0, 1, ..., 31.
Definition at line 24469 of file AArch64ISelLowering.cpp.
Referenced by combineSVEPrefetchVecBaseImmOff(), isValidImmForSVEVecImmAddrMode(), performGatherLoadCombine(), and performScatterStoreCombine().
isVShiftLImm - Check if this is a valid build_vector for the immediate operand of a vector shift left operation.
That value must be in the range: 0 <= Value < ElementBits for a left shift; or 0 <= Value <= ElementBits for a long left shift.
Definition at line 14798 of file AArch64ISelLowering.cpp.
References assert(), llvm::EVT::getScalarSizeInBits(), getVShiftImm(), and llvm::EVT::isVector().
Referenced by LowerShift(), llvm::ARMTargetLowering::PerformIntrinsicCombine(), and PerformShiftCombine().
isVShiftRImm - Check if this is a valid build_vector for the immediate operand of a vector shift right operation.
The value must be in the range: 1 <= Value <= ElementBits for a right shift; or
Definition at line 14809 of file AArch64ISelLowering.cpp.
References assert(), llvm::EVT::getScalarSizeInBits(), getVShiftImm(), and llvm::EVT::isVector().
Referenced by LowerShift(), llvm::ARMTargetLowering::PerformIntrinsicCombine(), and PerformShiftCombine().
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Check if a vector shuffle corresponds to a DUP instructions with a larger element width than the vector lane type.
If that is the case the function returns true and writes the value of the DUP instruction lane operand into DupLaneOp
Definition at line 12423 of file AArch64ISelLowering.cpp.
References assert(), llvm::SmallVectorTemplateCommon< T, typename >::begin(), BlockSize, llvm::SmallVectorTemplateCommon< T, typename >::end(), llvm::find_if(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getSizeInBits(), llvm::EVT::getVectorNumElements(), and I.
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Definition at line 12991 of file AArch64ISelLowering.cpp.
References assert(), llvm::SmallVectorImpl< T >::clear(), llvm::EVT::getVectorNumElements(), llvm::M0(), llvm::M1(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::SmallVectorBase< Size_T >::size().
Referenced by tryWidenMaskForShuffle().
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Definition at line 5061 of file AArch64ISelLowering.cpp.
References llvm::ISD::ANY_EXTEND, isExtendedBUILD_VECTOR(), N, and llvm::ISD::ZERO_EXTEND.
Referenced by isAddSubZExt(), LowerMUL(), performMulCombine(), and selectUmullSmull().
Definition at line 281 of file AArch64ISelLowering.cpp.
References llvm::ISD::INTRINSIC_WO_CHAIN, llvm::AArch64ISD::PTRUE, llvm::AArch64ISD::SETCC_MERGE_ZERO, and llvm::ISD::SPLAT_VECTOR.
Referenced by getPTest(), and getSVEPredicateBitCast().
isZerosVector - Check whether SDNode N is a zero-filled vector.
Definition at line 3235 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, llvm::AArch64ISD::DUP, llvm::ISD::isConstantSplatVectorAllZeros(), llvm::isNullConstant(), llvm::isNullFPConstant(), and N.
Referenced by GenerateTBL(), performAddDotCombine(), performSetccMergeZeroCombine(), performSetCCPunpkCombine(), and performUnpackCombine().
isZIP_v_undef_Mask - Special case of isZIPMask for canonical form of "vector_shuffle v, v", i.e., "vector_shuffle v, undef".
Mask is e.g., <0, 0, 1, 1> instead of <0, 4, 1, 5>.
Definition at line 12538 of file AArch64ISelLowering.cpp.
References llvm::EVT::getVectorNumElements(), and Idx.
Referenced by llvm::AArch64TargetLowering::isShuffleMaskLegal().
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Legalize the gather prefetch (scalar + vector addressing mode) when the offset vector is an unpacked 32-bit scalable vector.
The other cases (Offset != nxv2i32) do not need legalization.
Definition at line 24848 of file AArch64ISelLowering.cpp.
References llvm::ISD::ANY_EXTEND, DL, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getVTList(), N, and llvm::Offset.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
Definition at line 9785 of file AArch64ISelLowering.cpp.
References llvm::EVT::getFixedSizeInBits(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getValueSizeInBits(), llvm::SDNode::getValueType(), llvm::ISD::SIGN_EXTEND, and llvm::ISD::SIGN_EXTEND_INREG.
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Definition at line 4186 of file AArch64ISelLowering.cpp.
References carryFlagToValue(), DL, llvm::SelectionDAG::getNode(), llvm::SDValue::getValue(), llvm::SelectionDAG::getVTList(), llvm::ISD::MERGE_VALUES, overflowFlagToValue(), llvm::AArch64ISD::SBCS, and valueToCarryFlag().
Referenced by llvm::AArch64TargetLowering::LowerOperation().
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Definition at line 6611 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::BRCOND, CC, Cond, emitConjunction(), llvm::SelectionDAG::getConstant(), and llvm::SelectionDAG::getNode().
Referenced by llvm::AArch64TargetLowering::LowerOperation().
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Definition at line 6651 of file AArch64ISelLowering.cpp.
References llvm::EVT::changeVectorElementType(), DL, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::ISD::FP_EXTEND, llvm::ISD::FP_ROUND, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getIntPtrConstant(), llvm::SelectionDAG::getNode(), getPTrue(), llvm::SelectionDAG::getUNDEF(), llvm::ISD::INSERT_VECTOR_ELT, llvm::ISD::INTRINSIC_WO_CHAIN, llvm::ISD::SIGN_EXTEND, and X.
Referenced by llvm::AArch64TargetLowering::LowerOperation().
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Definition at line 6629 of file AArch64ISelLowering.cpp.
References DL, llvm::ISD::FSHL, llvm::ISD::FSHR, llvm::SelectionDAG::getConstant(), llvm::MVT::getFixedSizeInBits(), llvm::SelectionDAG::getNode(), and llvm::SDValue::getValueType().
Referenced by llvm::AArch64TargetLowering::LowerOperation(), and llvm::X86TargetLowering::LowerOperation().
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Definition at line 4243 of file AArch64ISelLowering.cpp.
References assert(), DL, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetConstant(), and llvm::AArch64ISD::PREFETCH.
Referenced by llvm::AArch64TargetLowering::LowerOperation(), llvm::ARMTargetLowering::LowerOperation(), and llvm::X86TargetLowering::LowerOperation().
SDValue LowerSMELdrStr | ( | SDValue | N, |
SelectionDAG & | DAG, | ||
bool | IsLoad | ||
) |
Definition at line 5495 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, llvm::sampleprof::Base, llvm::CallingConv::C, DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SelectionDAG::getTargetConstant(), llvm::Mul, llvm::ISD::MUL, N, llvm::AArch64ISD::RDSVL, llvm::ISD::SIGN_EXTEND, llvm::AArch64ISD::SME_ZA_LDR, and llvm::AArch64ISD::SME_ZA_STR.
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Definition at line 20947 of file AArch64ISelLowering.cpp.
References llvm::ISD::ANY_EXTEND, llvm::AArch64ISD::DUP_MERGE_PASSTHRU, llvm::SelectionDAG::getNode(), and N.
Referenced by performIntrinsicCombine().
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Definition at line 20961 of file AArch64ISelLowering.cpp.
References assert(), llvm::ISD::BITCAST, llvm::AArch64ISD::EXT, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getContext(), llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getKnownMinValue(), llvm::SelectionDAG::getNode(), llvm::ElementCount::getScalable(), llvm::EVT::getSizeInBits(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorVT(), llvm::EVT::isScalableVector(), llvm::ISD::MUL, N, and llvm::AArch64::SVEBitsPerBlock.
Referenced by performIntrinsicCombine().
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Definition at line 20931 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, llvm::sampleprof::Base, DL, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getStepVector(), llvm::SDValue::getValueType(), llvm::Mul, llvm::ISD::MUL, N, and llvm::ISD::SPLAT_VECTOR.
Referenced by performIntrinsicCombine().
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Definition at line 6392 of file AArch64ISelLowering.cpp.
References assert(), llvm::ISD::BITCAST, llvm::ISD::CONCAT_VECTORS, DL, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getStore(), llvm::SelectionDAG::getUNDEF(), llvm::EVT::isVector(), and llvm::ISD::TRUNCATE.
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Definition at line 4212 of file AArch64ISelLowering.cpp.
References CC, llvm::AArch64ISD::CSEL, getAArch64XALUOOp(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::SelectionDAG::getVTList(), llvm::TargetLoweringBase::isTypeLegal(), and llvm::ISD::MERGE_VALUES.
Referenced by LowerMULO(), llvm::AArch64TargetLowering::LowerOperation(), and llvm::X86TargetLowering::LowerOperation().
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Return true if we might ever do TCO for calls with this calling convention.
Definition at line 7872 of file AArch64ISelLowering.cpp.
References llvm::CallingConv::AArch64_SVE_VectorCall, llvm::CallingConv::C, CC, llvm::CallingConv::Fast, llvm::CallingConv::PreserveAll, llvm::CallingConv::PreserveMost, llvm::CallingConv::PreserveNone, llvm::CallingConv::Swift, llvm::CallingConv::SwiftTail, and llvm::CallingConv::Tail.
Referenced by llvm::AArch64CallLowering::isEligibleForTailCallOptimization(), llvm::AMDGPUCallLowering::isEligibleForTailCallOptimization(), and llvm::SITargetLowering::isEligibleForTailCallOptimization().
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Definition at line 13834 of file AArch64ISelLowering.cpp.
References assert(), llvm::ISD::BUILD_VECTOR, llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getConstant(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getUNDEF(), llvm::EVT::getVectorElementType(), llvm::APInt::getZExtValue(), llvm::EVT::isFloatingPoint(), and llvm::SmallVectorTemplateBase< T, bool >::push_back().
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Definition at line 5365 of file AArch64ISelLowering.cpp.
References llvm::APInt::getBitWidth(), llvm::AArch64Subtarget::getMinSVEVectorSizeInBits(), getPTrue(), llvm::SelectionDAG::getSubtarget(), llvm::getSVEPredPatternFromNumElements(), llvm::APInt::getZExtValue(), llvm::APInt::sadd_ov(), llvm::APInt::uadd_ov(), X, and Y.
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Definition at line 2167 of file AArch64ISelLowering.cpp.
References assert(), llvm::TargetLowering::TargetLoweringOpt::CombineTo(), llvm::TargetLowering::TargetLoweringOpt::DAG, DL, llvm::AArch64_AM::encodeLogicalImmediate(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getMachineNode(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetConstant(), llvm::APInt::getZExtValue(), llvm::Hi, llvm::AArch64_AM::isLogicalImmediate(), llvm::isShiftedMask_64(), and Size.
Referenced by llvm::AArch64TargetLowering::targetShrinkDemandedConstant().
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Definition at line 4175 of file AArch64ISelLowering.cpp.
References assert(), CC, llvm::AArch64ISD::CSEL, DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDValue::getResNo(), and llvm::AArch64CC::VS.
Referenced by lowerADDSUBO_CARRY().
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Definition at line 11526 of file AArch64ISelLowering.cpp.
References llvm::StringSwitch< T, R >::Case(), Cond, llvm::StringSwitch< T, R >::Default(), llvm::AArch64CC::EQ, llvm::AArch64CC::GE, llvm::AArch64CC::GT, llvm::AArch64CC::HI, llvm::AArch64CC::HS, llvm::AArch64CC::Invalid, llvm::AArch64CC::LE, llvm::AArch64CC::LO, llvm::AArch64CC::LS, llvm::AArch64CC::LT, llvm::AArch64CC::MI, llvm::AArch64CC::NE, llvm::AArch64CC::PL, llvm::AArch64CC::VC, and llvm::AArch64CC::VS.
Referenced by llvm::X86TargetLowering::getConstraintType(), llvm::X86TargetLowering::getRegForInlineAsmConstraint(), and llvm::X86TargetLowering::LowerAsmOutputForConstraint().
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Definition at line 11470 of file AArch64ISelLowering.cpp.
References llvm::StringSwitch< T, R >::Case(), and llvm::StringSwitch< T, R >::Default().
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Definition at line 11502 of file AArch64ISelLowering.cpp.
References llvm::StringSwitch< T, R >::Case(), and llvm::StringSwitch< T, R >::Default().
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Definition at line 20342 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, DL, llvm::SelectionDAG::getNode(), llvm::Value::hasOneUse(), isOpcWithIntImmediate(), LHS, N, performAddCombineSubShift(), RHS, and llvm::ISD::SHL.
Referenced by performAddSubCombine().
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Definition at line 20314 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, DL, llvm::SelectionDAG::getNode(), isExtendOrShiftOperand(), N, llvm::ISD::SUB, and Y.
Referenced by performAddCombineForShiftedOperands().
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Perform the scalar expression combine in the form of: CSEL(c, 1, cc) + b => CSINC(b+c, b, cc) CSNEG(c, -1, cc) + b => CSINC(b+c, b, cc)
Definition at line 19880 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, assert(), llvm::CallingConv::C, llvm::AArch64ISD::CSEL, llvm::AArch64ISD::CSINC, llvm::AArch64ISD::CSNEG, DL, llvm::SelectionDAG::getAllOnesConstant(), llvm::ConstantSDNode::getAPIntValue(), llvm::SelectionDAG::getConstant(), llvm::AArch64CC::getInvertedCondCode(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::Value::hasOneUse(), llvm::ConstantSDNode::isAllOnes(), llvm::TargetLoweringBase::isLegalAddImmediate(), llvm::ConstantSDNode::isOne(), llvm::EVT::isScalarInteger(), LHS, N, RHS, and std::swap().
Referenced by performAddSubCombine().
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Definition at line 19953 of file AArch64ISelLowering.cpp.
References A, llvm::ISD::ADD, llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), isZerosVector(), N, llvm::AArch64ISD::SDOT, std::swap(), and llvm::AArch64ISD::UDOT.
Referenced by performAddSubCombine().
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Definition at line 20746 of file AArch64ISelLowering.cpp.
References llvm::TargetLowering::DAGCombinerInfo::DAG, N, performAddCombineForShiftedOperands(), performAddCSelIntoCSinc(), performAddDotCombine(), performAddSubIntoVectorOp(), performAddSubLongCombine(), performAddUADDVCombine(), performExtBinopLoadFold(), performNegCSelCombine(), performSubAddMULCombine(), performSVEMulAddSubCombine(), and performVectorExtCombine().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 20468 of file AArch64ISelLowering.cpp.
References DL, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::SDValue::getValueType(), llvm::TargetLoweringBase::isOperationExpand(), llvm::ISD::LOAD, N, and llvm::ISD::SCALAR_TO_VECTOR.
Referenced by performAddSubCombine().
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Definition at line 20029 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, llvm::TargetLowering::DAGCombinerInfo::DAG, llvm::SelectionDAG::getNode(), llvm::MVT::is128BitVector(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), isEssentiallyExtractHighSubvector(), LHS, N, performSetccAddFolding(), RHS, llvm::ISD::SIGN_EXTEND, tryExtendDUPToExtractHigh(), and llvm::ISD::ZERO_EXTEND.
Referenced by performAddSubCombine().
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Definition at line 19841 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, DL, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getValueType(), llvm::SDNode::getValueType(), llvm::EVT::getVectorElementType(), llvm::EVT::isScalarInteger(), LHS, N, RHS, and llvm::AArch64ISD::UADDV.
Referenced by performAddSubCombine().
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Definition at line 19030 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::BICi, llvm::SelectionDAG::computeKnownBits(), llvm::TargetLowering::DAGCombinerInfo::DAG, llvm::APInt::getBitWidth(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getTargetLoweringInfo(), I, llvm::EVT::is128BitVector(), llvm::EVT::is64BitVector(), llvm::EVT::isScalableVector(), llvm::TargetLoweringBase::isTypeLegal(), LHS, N, performANDORCSELCombine(), performANDSETCCCombine(), performSVEAndCombine(), resolveBuildVector(), RHS, tryAdvSIMDModImm16(), tryAdvSIMDModImm32(), llvm::KnownBits::Zero, and llvm::APInt::zext().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine(), llvm::LoongArchTargetLowering::PerformDAGCombine(), llvm::MipsTargetLowering::PerformDAGCombine(), llvm::MipsSETargetLowering::PerformDAGCombine(), and llvm::RISCVTargetLowering::PerformDAGCombine().
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Definition at line 18754 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, llvm::AArch64ISD::CCMN, llvm::AArch64ISD::CCMP, llvm::AArch64ISD::CSEL, DL, llvm::SelectionDAG::getConstant(), llvm::SDValue::getConstantOperandVal(), llvm::AArch64CC::getInvertedCondCode(), llvm::SelectionDAG::getNode(), llvm::AArch64CC::getNZCVToSatisfyCondCode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDNode::getValueType(), llvm::SDNode::hasOneUse(), llvm::isNullConstant(), llvm::isOneConstant(), MVT_CC, N, llvm::AArch64ISD::SUBS, and std::swap().
Referenced by performANDCombine(), and performORCombine().
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Definition at line 18991 of file AArch64ISelLowering.cpp.
References CC, llvm::AArch64ISD::CSINC, llvm::TargetLowering::DAGCombinerInfo::DAG, DL, emitConjunction(), llvm::SelectionDAG::getConstant(), llvm::AArch64CC::getInvertedCondCode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getValueType(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalize(), N, llvm::ISD::SELECT, and llvm::ISD::SETCC.
Referenced by performANDCombine().
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Definition at line 23624 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::ADDS, assert(), llvm::AArch64ISD::CBNZ, llvm::AArch64ISD::CBZ, CC, llvm::TargetLowering::DAGCombinerInfo::CombineTo(), llvm::AArch64CC::EQ, llvm::SDNode::getAsZExtVal(), llvm::MachineFunction::getFunction(), llvm::SelectionDAG::getMachineFunction(), llvm::SelectionDAG::getNode(), llvm::Function::hasFnAttribute(), llvm::isNullConstant(), LHS, N, llvm::AArch64CC::NE, performCONDCombine(), RHS, llvm::ISD::SHL, llvm::ISD::SRA, llvm::ISD::SRL, llvm::AArch64ISD::SUBS, and std::swap().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 24997 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, DL, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getNOT(), llvm::EVT::isScalableVector(), N, and llvm::ISD::OR.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Combines a buildvector(sext/zext) or shuffle(sext/zext, undef) node pattern into sext/zext(buildvector) or sext/zext(shuffle) making use of the vector SExt/ZExt rather than the scalar SExt/ZExt.
Definition at line 18079 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, llvm::ISD::AssertSext, llvm::ISD::AssertZext, llvm::ISD::BUILD_VECTOR, calculatePreExtendType(), llvm::EVT::changeVectorElementType(), DL, llvm::drop_begin(), llvm::SelectionDAG::getAnyExtOrTrunc(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDNode::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getScalarType(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValueType(), llvm::SelectionDAG::getVectorShuffle(), llvm::SDValue::isUndef(), llvm::SDNode::ops(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::ISD::SIGN_EXTEND, llvm::ISD::SIGN_EXTEND_INREG, llvm::ISD::VECTOR_SHUFFLE, and llvm::ISD::ZERO_EXTEND.
Referenced by performMulVectorExtendCombine().
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Definition at line 20136 of file AArch64ISelLowering.cpp.
References llvm::ISD::ANY_EXTEND, llvm::EVT::changeVectorElementType(), Concat, llvm::ISD::CONCAT_VECTORS, DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::AArch64ISD::FCVTXN, llvm::ISD::FP_EXTEND, llvm::ISD::FP_ROUND, llvm::SDNode::getConstantOperandVal(), llvm::SelectionDAG::getNode(), llvm::SDNode::getOpcode(), llvm::SDNode::getOperand(), llvm::SelectionDAG::getSubtarget(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValueType(), llvm::SelectionDAG::getVectorIdxConstant(), llvm::EVT::getVectorMinNumElements(), llvm::AArch64Subtarget::isNeonAvailable(), llvm::TargetLoweringBase::isTypeLegal(), N, and llvm::ISD::UNDEF.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 19298 of file AArch64ISelLowering.cpp.
References llvm::Add, llvm::ISD::ADD, llvm::all_of(), assert(), llvm::ISD::BITCAST, CC, llvm::ISD::CONCAT_VECTORS, llvm::TargetLowering::DAGCombinerInfo::DAG, llvm::dbgs(), llvm::AArch64ISD::DUP, llvm::AArch64ISD::DUPLANE64, llvm::SelectionDAG::getBitcast(), llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getConstant(), llvm::SDValue::getConstantOperandVal(), llvm::SelectionDAG::getContext(), llvm::SelectionDAG::getLoad(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getNOT(), llvm::SDNode::getOpcode(), llvm::SDValue::getOperand(), llvm::SDNode::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValue(), llvm::SDValue::getValueType(), llvm::MVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::MVT::getVectorNumElements(), llvm::SelectionDAG::getVectorShuffle(), llvm::EVT::getVectorVT(), llvm::MVT::getVectorVT(), llvm::SDNode::hasOneUse(), llvm::EVT::is128BitVector(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), llvm::TargetLoweringBase::isBinOp(), llvm::ISD::isConstantSplatVectorAllOnes(), llvm::SDNode::isOnlyUserOf(), llvm::EVT::isScalableVector(), llvm::SDValue::isUndef(), llvm::MVT::isVector(), LLVM_DEBUG, llvm::AArch64ISD::MOVIshift, N, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::SelectionDAG::ReplaceAllUsesOfValueWith(), RHS, llvm::ISD::TRUNCATE, llvm::AArch64ISD::VLSHR, WidenVector(), X, llvm::ISD::XOR, Y, llvm::AArch64ISD::ZIP1, and llvm::AArch64ISD::ZIP2.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 23545 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, llvm::ISD::AND, CC, checkValueWidth(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDNode::getOpcode(), llvm::SDNode::getOperand(), llvm::SDNode::getValueType(), llvm::SelectionDAG::getVTList(), llvm::SDNode::hasAnyUseOfValue(), llvm::SDNode::hasOneUse(), isEquivalentMaskless(), N, performSubsToAndsCombine(), llvm::SelectionDAG::ReplaceAllUsesWith(), and llvm::AArch64ISD::SUBS.
Referenced by performBRCONDCombine(), and performCSELCombine().
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Definition at line 23788 of file AArch64ISelLowering.cpp.
References foldCSELOfCSEL(), foldCSELofCTTZ(), N, and performCONDCombine().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 24438 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITREVERSE, llvm::ISD::CTTZ, DL, llvm::SelectionDAG::getNode(), and N.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 24332 of file AArch64ISelLowering.cpp.
References llvm::TargetLowering::DAGCombinerInfo::DAG, DL, llvm::AArch64ISD::DUP, llvm::ISD::EXTRACT_SUBVECTOR, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getContext(), llvm::EVT::getDoubleNumVectorElementsVT(), getDUPLANEOp(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getNodeIfExists(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), llvm::SelectionDAG::getVTList(), llvm::EVT::is64BitVector(), llvm::TargetLowering::DAGCombinerInfo::isAfterLegalizeDAG(), N, and performPostLD1Combine().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 25017 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, DL, llvm::AArch64ISD::DUPLANE128, llvm::SelectionDAG::getNode(), getPackedSVEVectorVT(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), llvm::ISD::INSERT_SUBVECTOR, llvm::EVT::is128BitVector(), and N.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 20628 of file AArch64ISelLowering.cpp.
References areLoadedOffsetButOtherwiseSame(), llvm::ISD::CONCAT_VECTORS, DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getContext(), llvm::EVT::getDoubleNumVectorElementsVT(), llvm::SelectionDAG::getLoad(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getScalarType(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::SDValue::getValueType(), llvm::EVT::getVectorNumElements(), llvm::SelectionDAG::getVectorShuffle(), llvm::EVT::getVectorVT(), llvm::SDValue::hasOneUse(), llvm::Hi, llvm::ISD::isConstantSplatVector(), llvm::ISD::isExtOpcode(), llvm::EVT::isFixedLengthVector(), isLoadOrMultipleLoads(), llvm::TargetLoweringBase::isTypeLegal(), llvm::Lo, llvm::SelectionDAG::makeEquivalentMemoryOrdering(), N, llvm::SDNode::op_values(), llvm::Other, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::ISD::SHL, llvm::SmallVectorBase< Size_T >::size(), llvm::ISD::SUB, std::swap(), and llvm::zip().
Referenced by performAddSubCombine().
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Definition at line 21581 of file AArch64ISelLowering.cpp.
References llvm::ISD::ABDS, llvm::ISD::ABDU, llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), N, llvm::Intrinsic::not_intrinsic, performSignExtendSetCCCombine(), llvm::ISD::SETCC, llvm::ISD::SIGN_EXTEND, tryCombineLongOpWithDup(), and llvm::ISD::ZERO_EXTEND.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 19526 of file AArch64ISelLowering.cpp.
References llvm::SelectionDAG::getNode(), llvm::EVT::getVectorElementType(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), llvm::EVT::isScalableVector(), N, and llvm::ISD::SPLAT_VECTOR.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 19229 of file AArch64ISelLowering.cpp.
References assert(), llvm::TargetLowering::DAGCombinerInfo::DAG, DL, llvm::AArch64ISD::DUP, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getConstant(), llvm::ShuffleVectorSDNode::getMaskElt(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDNode::getOpcode(), llvm::SDValue::getOperand(), llvm::SDNode::getOperand(), llvm::SelectionDAG::getSubtarget(), llvm::SDValue::getValue(), llvm::SelectionDAG::getZExtOrTrunc(), llvm::SDValue::hasOneUse(), hasPairwiseAdd(), llvm::EVT::isInteger(), llvm::isNullConstant(), llvm::SDNode::isStrictFPOpcode(), N, llvm::Other, performFirstTrueTestVectorCombine(), performLastTrueTestVectorCombine(), and llvm::SelectionDAG::ReplaceAllUsesOfValueWith().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 19093 of file AArch64ISelLowering.cpp.
References A, B, llvm::TargetLowering::DAGCombinerInfo::DAG, DL, llvm::ISD::FADD, llvm::SelectionDAG::getNode(), llvm::ISD::INTRINSIC_WO_CHAIN, LHS, N, RHS, and llvm::SDNode::setFlags().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 19165 of file AArch64ISelLowering.cpp.
References assert(), llvm::TargetLowering::DAGCombinerInfo::DAG, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::AArch64CC::FIRST_ACTIVE, getPTest(), getPTrue(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalize(), llvm::isNullConstant(), isPredicateCCSettingOp(), llvm::EVT::isScalableVector(), and N.
Referenced by performExtractVectorEltCombine().
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Definition at line 23946 of file AArch64ISelLowering.cpp.
References llvm::TargetLowering::DAGCombinerInfo::CombineTo(), llvm::TargetLowering::DAGCombinerInfo::DAG, DL, Generic, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getMergeValues(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getNodeIfExists(), llvm::SelectionDAG::getVTList(), LHS, N, and RHS.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 24959 of file AArch64ISelLowering.cpp.
References llvm::TargetLowering::DAGCombinerInfo::CombineTo(), llvm::ISD::EXTLOAD, llvm::ISD::FP_ROUND, llvm::LoadSDNode::getBasePtr(), llvm::MemSDNode::getChain(), llvm::SelectionDAG::getExtLoad(), llvm::EVT::getFixedSizeInBits(), llvm::SelectionDAG::getIntPtrConstant(), llvm::MemSDNode::getMemOperand(), llvm::AArch64Subtarget::getMinSVEVectorSizeInBits(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getValue(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), llvm::SDValue::hasOneUse(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), llvm::EVT::isFixedLengthVector(), llvm::ISD::isNormalLoad(), N, and llvm::AArch64Subtarget::useSVEForFixedLengthVectors().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Fold a floating-point multiply by power of two into floating-point to fixed-point conversion.
Definition at line 18575 of file AArch64ISelLowering.cpp.
References llvm::CallingConv::C, DL, llvm::ISD::FMUL, llvm::ISD::FP_TO_SINT, llvm::ISD::FP_TO_SINT_SAT, llvm::ISD::FP_TO_UINT_SAT, llvm::SelectionDAG::getConstant(), llvm::BuildVectorSDNode::getConstantFPSplatPow2ToLog2Int(), llvm::SelectionDAG::getNode(), llvm::EVT::getScalarSizeInBits(), llvm::MVT::getSizeInBits(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::ISD::INTRINSIC_WO_CHAIN, llvm::AArch64Subtarget::isNeonAvailable(), llvm::TargetLoweringBase::isTypeLegal(), N, and llvm::ISD::TRUNCATE.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 24609 of file AArch64ISelLowering.cpp.
References llvm::ISD::ANY_EXTEND, assert(), llvm::sampleprof::Base, llvm::ISD::BITCAST, DL, llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getKnownMinValue(), llvm::SelectionDAG::getMergeValues(), llvm::SelectionDAG::getNode(), llvm::EVT::getScalarSizeInBits(), getScaledOffsetForBitWidth(), llvm::EVT::getSizeInBits(), getSVEContainerType(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::SDValue::getValue(), llvm::SelectionDAG::getValueType(), llvm::SelectionDAG::getVTList(), llvm::AArch64ISD::GLD1_IMM_MERGE_ZERO, llvm::AArch64ISD::GLD1_MERGE_ZERO, llvm::AArch64ISD::GLD1_UXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1Q_INDEX_MERGE_ZERO, llvm::AArch64ISD::GLD1Q_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_IMM_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_UXTW_MERGE_ZERO, llvm::AArch64ISD::GLDNT1_INDEX_MERGE_ZERO, llvm::AArch64ISD::GLDNT1_MERGE_ZERO, llvm::EVT::isFloatingPoint(), llvm::EVT::isInteger(), llvm::EVT::isScalableVector(), isValidImmForSVEVecImmAddrMode(), N, llvm::Offset, llvm::AArch64::SVEBitsPerBlock, std::swap(), and llvm::ISD::TRUNCATE.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 22310 of file AArch64ISelLowering.cpp.
References assert(), llvm::sampleprof::Base, DL, getGatherVecOpcode(), llvm::SelectionDAG::getNode(), getSignExtendedGatherOpcode(), llvm::EVT::getVectorElementType(), llvm::VTSDNode::getVT(), llvm::AArch64ISD::GLD1_IMM_MERGE_ZERO, llvm::AArch64ISD::GLD1_MERGE_ZERO, llvm::AArch64ISD::GLD1_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1_SXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1_SXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1_UXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1_UXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1S_IMM_MERGE_ZERO, llvm::AArch64ISD::GLD1S_MERGE_ZERO, llvm::AArch64ISD::GLD1S_SCALED_MERGE_ZERO, N, llvm::Offset, Scaled, llvm::AArch64ISD::SIGN_EXTEND_INREG_MERGE_PASSTHRU, Signed, and llvm::AArch64ISD::ZERO_EXTEND_INREG_MERGE_PASSTHRU.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 24387 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, llvm::CallingConv::C, llvm::AArch64Subtarget::ClassifyGlobalReference(), DL, llvm::SelectionDAG::getConstant(), llvm::GlobalValue::getDataLayout(), llvm::GlobalAddressSDNode::getGlobal(), llvm::SelectionDAG::getGlobalAddress(), llvm::SelectionDAG::getNode(), llvm::GlobalAddressSDNode::getOffset(), llvm::DataLayout::getTypeAllocSize(), llvm::GlobalValue::getValueType(), llvm::AArch64II::MO_NO_FLAG, N, llvm::Offset, llvm::ISD::SUB, TM, and llvm::SDNode::uses().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 19549 of file AArch64ISelLowering.cpp.
References llvm::ISD::CONCAT_VECTORS, DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::SDValue::getValueType(), llvm::SelectionDAG::getVectorIdxConstant(), llvm::EVT::getVectorNumElements(), llvm::Hi, llvm::EVT::isFixedLengthVector(), llvm::TargetLoweringBase::isTypeLegal(), llvm::SDValue::isUndef(), llvm::Lo, and N.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 24952 of file AArch64ISelLowering.cpp.
References N, performPostLD1Combine(), and removeRedundantInsertVectorElt().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 21232 of file AArch64ISelLowering.cpp.
References llvm::ISD::ABDS, llvm::ISD::ABDU, llvm::ISD::ADD, llvm::ISD::AND, llvm::AArch64ISD::ANDV_PRED, llvm::AArch64CC::ANY_ACTIVE, llvm::AArch64ISD::BIC, combineAcrossLanesIntrinsic(), combineSVEReductionFP(), combineSVEReductionInt(), combineSVEReductionOrderedFP(), convertMergedOpToPredOp(), llvm::TargetLowering::DAGCombinerInfo::DAG, llvm::AArch64ISD::EORV_PRED, llvm::AArch64ISD::FADD_PRED, llvm::AArch64ISD::FADDA_PRED, llvm::AArch64ISD::FADDV_PRED, llvm::AArch64ISD::FDIV_PRED, llvm::AArch64CC::FIRST_ACTIVE, llvm::AArch64ISD::FMA_PRED, llvm::AArch64ISD::FMAX_PRED, llvm::ISD::FMAXIMUM, llvm::AArch64ISD::FMAXNM_PRED, llvm::AArch64ISD::FMAXNMV_PRED, llvm::ISD::FMAXNUM, llvm::AArch64ISD::FMAXV_PRED, llvm::AArch64ISD::FMIN_PRED, llvm::ISD::FMINIMUM, llvm::AArch64ISD::FMINNM_PRED, llvm::AArch64ISD::FMINNMV_PRED, llvm::ISD::FMINNUM, llvm::AArch64ISD::FMINV_PRED, llvm::AArch64ISD::FMUL_PRED, llvm::AArch64ISD::FSUB_PRED, llvm::SelectionDAG::getCondCode(), getIntrinsicID(), llvm::SelectionDAG::getNode(), getPTest(), llvm::AArch64CC::LAST_ACTIVE, LowerSVEIntrinsicDUP(), LowerSVEIntrinsicEXT(), LowerSVEIntrinsicIndex(), llvm::AArch64ISD::MUL_PRED, llvm::AArch64ISD::MULHS_PRED, llvm::AArch64ISD::MULHU_PRED, N, llvm::ISD::OR, llvm::AArch64ISD::ORV_PRED, llvm::AArch64ISD::PMULL, llvm::ISD::SADDSAT, llvm::AArch64ISD::SADDV, llvm::AArch64ISD::SADDV_PRED, llvm::AArch64ISD::SDIV_PRED, llvm::AArch64ISD::SETCC_MERGE_ZERO, llvm::ISD::SETEQ, llvm::ISD::SETGE, llvm::ISD::SETGT, llvm::ISD::SETLE, llvm::ISD::SETLT, llvm::ISD::SETNE, llvm::ISD::SETUGE, llvm::ISD::SETUGT, llvm::ISD::SETULE, llvm::ISD::SETULT, llvm::ISD::SETUO, llvm::AArch64ISD::SHL_PRED, llvm::AArch64ISD::SMAX_PRED, llvm::AArch64ISD::SMAXV, llvm::AArch64ISD::SMAXV_PRED, llvm::AArch64ISD::SMIN_PRED, llvm::AArch64ISD::SMINV, llvm::AArch64ISD::SMINV_PRED, llvm::AArch64ISD::SMULL, llvm::ISD::SPLAT_VECTOR, llvm::AArch64ISD::SRA_PRED, llvm::AArch64ISD::SRAD_MERGE_OP1, llvm::AArch64ISD::SRL_PRED, llvm::ISD::SSUBSAT, llvm::ISD::SUB, tryCombineCRC32(), tryCombineFixedPointConvert(), tryCombineLongOpWithDup(), tryCombineShiftImm(), tryCombineWhileLo(), tryConvertSVEWideCompare(), llvm::ISD::UADDSAT, llvm::AArch64ISD::UADDV, llvm::AArch64ISD::UADDV_PRED, llvm::AArch64ISD::UDIV_PRED, llvm::AArch64ISD::UMAX_PRED, llvm::AArch64ISD::UMAXV, llvm::AArch64ISD::UMAXV_PRED, llvm::AArch64ISD::UMIN_PRED, llvm::AArch64ISD::UMINV, llvm::AArch64ISD::UMINV_PRED, llvm::AArch64ISD::UMULL, llvm::ISD::USUBSAT, llvm::ISD::VSELECT, and llvm::ISD::XOR.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 18533 of file AArch64ISelLowering.cpp.
References llvm::MemSDNode::getAlign(), llvm::LoadSDNode::getBasePtr(), llvm::MemSDNode::getChain(), llvm::MachineMemOperand::getFlags(), llvm::SelectionDAG::getLoad(), llvm::MemSDNode::getMemOperand(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::MemSDNode::getPointerInfo(), llvm::EVT::getSizeInBits(), llvm::SDValue::hasOneUse(), llvm::AArch64Subtarget::isNeonAvailable(), llvm::ISD::isNormalLoad(), N, performVectorCompareAndMaskUnaryOpCombine(), llvm::SelectionDAG::ReplaceAllUsesOfValueWith(), llvm::ISD::SINT_TO_FP, llvm::AArch64ISD::SITOF, and llvm::AArch64ISD::UITOF.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 19195 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, assert(), llvm::TargetLowering::DAGCombinerInfo::DAG, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getKnownMinValue(), getPTest(), getPTrue(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementCount(), llvm::EVT::getVectorElementType(), Idx, llvm::isAllOnesConstant(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalize(), llvm::EVT::isScalableVector(), llvm::AArch64CC::LAST_ACTIVE, N, and llvm::ISD::VSCALE.
Referenced by performExtractVectorEltCombine().
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Definition at line 21678 of file AArch64ISelLowering.cpp.
References DL, llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getKnownMinValue(), llvm::SelectionDAG::getMergeValues(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), getSVEContainerType(), llvm::SelectionDAG::getValueType(), llvm::SelectionDAG::getVTList(), llvm::EVT::isInteger(), N, llvm::AArch64::SVEBitsPerBlock, and llvm::ISD::TRUNCATE.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 21730 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, llvm::EVT::changeTypeToInteger(), DL, llvm::SelectionDAG::getMergeValues(), llvm::SelectionDAG::getNode(), llvm::EVT::isFloatingPoint(), llvm::AArch64ISD::LD1RO_MERGE_ZERO, llvm::AArch64ISD::LD1RQ_MERGE_ZERO, and N.
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Definition at line 21704 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, llvm::EVT::changeTypeToInteger(), DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getMaskedLoad(), llvm::SelectionDAG::getMergeValues(), llvm::SelectionDAG::getNode(), llvm::SDNode::getOperand(), llvm::SelectionDAG::getUNDEF(), llvm::EVT::isFloatingPoint(), N, llvm::ISD::NON_EXTLOAD, and llvm::ISD::UNINDEXED.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 22631 of file AArch64ISelLowering.cpp.
References combineV3I8LoadExt(), llvm::commonAlignment(), llvm::ISD::CONCAT_VECTORS, DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getContext(), llvm::TypeSize::getFixed(), llvm::SelectionDAG::getLoad(), llvm::SelectionDAG::getMemBasePlusOffset(), llvm::SelectionDAG::getMergeValues(), llvm::SelectionDAG::getNode(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getScalarType(), llvm::EVT::getSimpleVT(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getUNDEF(), llvm::EVT::getVectorElementType(), llvm::SelectionDAG::getVectorIdxConstant(), llvm::MVT::getVectorNumElements(), llvm::EVT::getVectorVT(), llvm::MVT::getVectorVT(), I, llvm::ISD::INSERT_SUBVECTOR, llvm::AArch64Subtarget::isLittleEndian(), llvm::EVT::isScalableVector(), N, performTBISimplification(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::AArch64Subtarget::supportsAddressTopByteIgnored(), and llvm::ISD::TokenFactor.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 23141 of file AArch64ISelLowering.cpp.
References assert(), llvm::Data, DL, findMoreOptimalIndexType(), llvm::MaskedGatherScatterSDNode::getBasePtr(), llvm::MemSDNode::getChain(), llvm::MaskedGatherSDNode::getExtensionType(), llvm::MaskedGatherScatterSDNode::getIndex(), llvm::MaskedGatherScatterSDNode::getIndexType(), llvm::MaskedGatherScatterSDNode::getMask(), llvm::SelectionDAG::getMaskedGather(), llvm::SelectionDAG::getMaskedScatter(), llvm::MemSDNode::getMemOperand(), llvm::MemSDNode::getMemoryVT(), llvm::MaskedGatherSDNode::getPassThru(), llvm::MaskedGatherScatterSDNode::getScale(), llvm::MaskedScatterSDNode::getValue(), llvm::SelectionDAG::getVTList(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalize(), llvm::MaskedScatterSDNode::isTruncatingStore(), and N.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 22963 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, llvm::EVT::changeVectorElementType(), DL, llvm::MaskedLoadStoreSDNode::getAddressingMode(), llvm::MaskedStoreSDNode::getBasePtr(), llvm::MemSDNode::getChain(), llvm::SelectionDAG::getContext(), llvm::MaskedStoreSDNode::getMask(), llvm::SelectionDAG::getMaskedStore(), llvm::MemSDNode::getMemOperand(), llvm::MemSDNode::getMemoryVT(), llvm::AArch64Subtarget::getMinSVEVectorSizeInBits(), llvm::getNumElementsFromSVEPredPattern(), llvm::MaskedStoreSDNode::getOffset(), getPTrue(), llvm::EVT::getSizeInBits(), llvm::MaskedStoreSDNode::getValue(), llvm::EVT::getVectorElementType(), llvm::Value::hasOneUse(), isHalvingTruncateOfLegalScalableType(), llvm::MaskedStoreSDNode::isTruncatingStore(), llvm::MaskedLoadStoreSDNode::isUnindexed(), N, llvm::AArch64ISD::PTRUE, trySimplifySrlAddToRshrnb(), llvm::AArch64ISD::UZP1, and llvm::EVT::widenIntegerVectorElementType().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 18237 of file AArch64ISelLowering.cpp.
References llvm::Add, llvm::ISD::ADD, llvm::APInt::ashr(), llvm::BitWidth, llvm::CallingConv::C, llvm::APInt::countr_zero(), DL, llvm::APInt::getBitWidth(), llvm::SelectionDAG::getConstant(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDNode::getOpcode(), llvm::SDNode::getOperand(), llvm::SDValue::getValueSizeInBits(), llvm::APInt::getZExtValue(), llvm::SDNode::hasOneUse(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), llvm::APInt::isNegative(), llvm::APInt::isNonNegative(), llvm::APInt::isPowerOf2(), isSignExtended(), IsSVECntIntrinsic(), isZeroExtended(), llvm::APInt::logBase2(), llvm::ISD::MUL, N, performMulVectorCmpZeroCombine(), performMulVectorExtendCombine(), performVectorExtCombine(), RHS, llvm::APInt::sdivrem(), llvm::APInt::sge(), llvm::ISD::SHL, llvm::APInt::sle(), llvm::ISD::SUB, std::swap(), llvm::ISD::TRUNCATE, and X.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 25187 of file AArch64ISelLowering.cpp.
References N, llvm::Intrinsic::not_intrinsic, tryCombineLongOpWithDup(), and tryCombineMULLWithUZP1().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 18163 of file AArch64ISelLowering.cpp.
References llvm::And, llvm::ISD::AND, llvm::AArch64ISD::CMLTz, DL, llvm::SelectionDAG::getContext(), llvm::EVT::getIntegerVT(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getVectorElementCount(), llvm::EVT::getVectorVT(), llvm::ISD::isConstantSplatVector(), llvm::APInt::isMask(), N, llvm::AArch64ISD::NVCAST, and llvm::ISD::SRL.
Referenced by performMulCombine().
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Combines a mul(dup(sext/zext)) node pattern into mul(sext/zext(dup)) making use of the vector SExt/ZExt rather than the scalar SExt/ZExt.
Definition at line 18143 of file AArch64ISelLowering.cpp.
References DL, llvm::SelectionDAG::getNode(), llvm::Mul, and performBuildShuffleExtendCombine().
Referenced by performMulCombine().
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Definition at line 19993 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::CSEL, DL, getNegatedInteger(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getValueType(), llvm::SDNode::hasOneUse(), isNegatedInteger(), and N.
Referenced by performAddSubCombine().
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Target-specific DAG combine function for NEON load/store intrinsics to merge base address updates.
Definition at line 23179 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, Addr, llvm::TargetLowering::DAGCombinerInfo::CombineTo(), llvm::SelectionDAG::getMemIntrinsicNode(), llvm::MemSDNode::getMemOperand(), llvm::MemSDNode::getMemoryVT(), llvm::SDValue::getNode(), llvm::User::getOperand(), llvm::SelectionDAG::getRegister(), llvm::EVT::getSizeInBits(), llvm::EVT::getVectorNumElements(), llvm::SelectionDAG::getVTList(), llvm::SDNode::hasPredecessorHelper(), llvm::SmallPtrSetImpl< PtrType >::insert(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalize(), llvm::TargetLowering::DAGCombinerInfo::isCalledByLegalizer(), llvm::AArch64ISD::LD1x2post, llvm::AArch64ISD::LD1x3post, llvm::AArch64ISD::LD1x4post, llvm::AArch64ISD::LD2DUPpost, llvm::AArch64ISD::LD2LANEpost, llvm::AArch64ISD::LD2post, llvm::AArch64ISD::LD3DUPpost, llvm::AArch64ISD::LD3LANEpost, llvm::AArch64ISD::LD3post, llvm::AArch64ISD::LD4DUPpost, llvm::AArch64ISD::LD4LANEpost, llvm::AArch64ISD::LD4post, llvm_unreachable, N, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::AArch64ISD::ST1x2post, llvm::AArch64ISD::ST1x3post, llvm::AArch64ISD::ST1x4post, llvm::AArch64ISD::ST2LANEpost, llvm::AArch64ISD::ST2post, llvm::AArch64ISD::ST3LANEpost, llvm::AArch64ISD::ST3post, llvm::AArch64ISD::ST4LANEpost, and llvm::AArch64ISD::ST4post.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Get rid of unnecessary NVCASTs (that don't change the type).
Definition at line 24374 of file AArch64ISelLowering.cpp.
References llvm::SelectionDAG::getNode(), N, and llvm::AArch64ISD::NVCAST.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 18822 of file AArch64ISelLowering.cpp.
References llvm::TargetLowering::DAGCombinerInfo::DAG, llvm::SelectionDAG::getTargetLoweringInfo(), llvm::TargetLoweringBase::isTypeLegal(), N, performANDORCSELCombine(), and tryCombineToBSL().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine(), llvm::LoongArchTargetLowering::PerformDAGCombine(), llvm::MipsTargetLowering::PerformDAGCombine(), llvm::MipsSETargetLowering::PerformDAGCombine(), and llvm::RISCVTargetLowering::PerformDAGCombine().
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Definition at line 10271 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, Cond, DL, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getSetCC(), llvm::Value::hasOneUse(), I, llvm::isNullConstant(), isOrXorChain(), LHS, N, llvm::ISD::OR, RHS, llvm::ISD::SETCC, llvm::ISD::SETEQ, llvm::ISD::SETNE, and llvm::SmallVectorBase< Size_T >::size().
Referenced by performSETCCCombine().
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Target-specific DAG combine function for post-increment LD1 (lane) and post-increment LD1R.
Definition at line 22420 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, Addr, llvm::TargetLowering::DAGCombinerInfo::CombineTo(), llvm::TargetLowering::DAGCombinerInfo::DAG, llvm::ISD::FMA, llvm::ISD::FMUL, llvm::SelectionDAG::getMemIntrinsicNode(), llvm::MemSDNode::getMemOperand(), llvm::MemSDNode::getMemoryVT(), llvm::SDValue::getNode(), llvm::User::getOperand(), llvm::SelectionDAG::getRegister(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::SelectionDAG::getVTList(), llvm::SDNode::hasPredecessorHelper(), llvm::SmallPtrSetImpl< PtrType >::insert(), llvm::EVT::is128BitVector(), llvm::EVT::is64BitVector(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), llvm::AArch64ISD::LD1DUPpost, llvm::AArch64ISD::LD1LANEpost, llvm::ISD::LOAD, N, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::Vector.
Referenced by performDUPCombine(), and performInsertVectorEltCombine().
Definition at line 18867 of file AArch64ISelLowering.cpp.
References llvm::SDValue::getValueType(), N, and llvm::AArch64ISD::REINTERPRET_CAST.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 25201 of file AArch64ISelLowering.cpp.
References DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getValueType(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), llvm::isNullConstant(), N, llvm::AArch64ISD::NVCAST, llvm::AArch64ISD::UADDLV, and llvm::ISD::ZERO_EXTEND.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 24496 of file AArch64ISelLowering.cpp.
References llvm::ISD::ANY_EXTEND, assert(), llvm::sampleprof::Base, llvm::ISD::BITCAST, DL, llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getKnownMinValue(), llvm::SelectionDAG::getNode(), llvm::EVT::getScalarSizeInBits(), getScaledOffsetForBitWidth(), llvm::EVT::getSimpleVT(), llvm::EVT::getSizeInBits(), llvm::MVT::getSizeInBits(), getSVEContainerType(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::SDValue::getValue(), llvm::SelectionDAG::getValueType(), llvm::EVT::getVectorElementType(), llvm::SelectionDAG::getVTList(), llvm::EVT::isFloatingPoint(), llvm::MVT::isFloatingPoint(), llvm::EVT::isScalableVector(), isValidImmForSVEVecImmAddrMode(), N, llvm::Offset, llvm::AArch64ISD::SST1_IMM_PRED, llvm::AArch64ISD::SST1_PRED, llvm::AArch64ISD::SST1_UXTW_PRED, llvm::AArch64ISD::SST1Q_INDEX_PRED, llvm::AArch64ISD::SST1Q_PRED, llvm::AArch64ISD::SSTNT1_INDEX_PRED, llvm::AArch64ISD::SSTNT1_PRED, llvm::AArch64::SVEBitsPerBlock, and std::swap().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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A vector select: "(select vL, vR, (setcc LHS, RHS))" is best performed with the compare-mask instructions rather than going via NZCV, even if LHS and RHS are really scalar.
This replaces any scalar setcc in the above pattern with a vector one followed by a DUP shuffle on the result.
Definition at line 24267 of file AArch64ISelLowering.cpp.
References assert(), llvm::ISD::BITCAST, llvm::EVT::changeVectorElementTypeToInteger(), llvm::TargetLowering::DAGCombinerInfo::DAG, DL, llvm::SelectionDAG::getContext(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SelectionDAG::getSelect(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::SDValue::getValueType(), llvm::EVT::getVectorNumElements(), llvm::SelectionDAG::getVectorShuffle(), llvm::EVT::getVectorVT(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalize(), llvm::EVT::isFloatingPoint(), llvm::EVT::isScalableVT(), llvm::TargetLoweringBase::isTypeLegal(), llvm::EVT::isVector(), LHS, N, RHS, llvm::ISD::SCALAR_TO_VECTOR, and llvm::ISD::SETCC.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 19794 of file AArch64ISelLowering.cpp.
References SetCCInfo::AArch64, llvm::ISD::ADD, assert(), GenericSetCCInfo::CC, AArch64SetCCInfo::CC, AArch64SetCCInfo::Cmp, llvm::AArch64ISD::CSEL, SetCCInfo::Generic, getAArch64Cmp(), llvm::SelectionDAG::getConstant(), llvm::AArch64CC::getInvertedCondCode(), llvm::SelectionDAG::getNode(), llvm::SDNode::getOperand(), llvm::ISD::getSetCCInverse(), llvm::SDValue::getValueType(), llvm::SDNode::getValueType(), SetCCInfoAndKind::Info, SetCCInfoAndKind::IsAArch64, isSetCCOrZExtSetCC(), LHS, GenericSetCCInfo::Opnd0, GenericSetCCInfo::Opnd1, RHS, and std::swap().
Referenced by performAddSubLongCombine().
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Definition at line 23870 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, assert(), llvm::ISD::BITCAST, Cond, llvm::AArch64ISD::CSEL, DL, llvm::SelectionDAG::getConstant(), llvm::EVT::getFixedSizeInBits(), llvm::SelectionDAG::getNode(), llvm::EVT::getScalarSizeInBits(), llvm::SelectionDAG::getSetCC(), llvm::EVT::getVectorElementType(), llvm::SelectionDAG::getZExtOrTrunc(), llvm::Value::hasOneUse(), llvm::isAllOnesConstant(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalize(), llvm::EVT::isFixedLengthVector(), llvm::isNullConstant(), llvm::isOneConstant(), llvm::EVT::isScalarInteger(), LHS, N, performOrXorChainCombine(), RHS, llvm::ISD::SETCC, llvm::ISD::SETEQ, llvm::ISD::SETNE, llvm::ISD::SIGN_EXTEND, llvm::ISD::SRL, tryToWidenSetCCOperands(), llvm::ISD::VECREDUCE_AND, llvm::ISD::VECREDUCE_OR, and llvm::ISD::ZERO_EXTEND.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine(), llvm::LoongArchTargetLowering::PerformDAGCombine(), llvm::MipsSETargetLowering::PerformDAGCombine(), and llvm::RISCVTargetLowering::PerformDAGCombine().
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Definition at line 24008 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, assert(), Cond, llvm::TargetLowering::DAGCombinerInfo::DAG, llvm::SelectionDAG::getNode(), llvm::TargetLowering::DAGCombinerInfo::isAfterLegalizeDAG(), isAllActivePredicate(), isZerosVector(), LHS, N, performSetCCPunpkCombine(), RHS, llvm::AArch64ISD::SETCC_MERGE_ZERO, llvm::ISD::SETNE, and llvm::ISD::SIGN_EXTEND.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 23969 of file AArch64ISelLowering.cpp.
References Cond, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SDValue::getConstantOperandVal(), llvm::SDNode::getConstantOperandVal(), llvm::SDValue::getOpcode(), llvm::SDNode::getOpcode(), llvm::SDValue::getOperand(), llvm::SDNode::getOperand(), llvm::SDNode::getValueType(), isZerosVector(), LHS, N, llvm::AArch64ISD::PTRUE, RHS, llvm::AArch64ISD::SETCC_MERGE_ZERO, llvm::ISD::SETNE, and llvm::ISD::SIGN_EXTEND.
Referenced by performSetccMergeZeroCombine().
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Definition at line 24716 of file AArch64ISelLowering.cpp.
References assert(), llvm::TargetLowering::DAGCombinerInfo::CombineTo(), DL, EnableCombineMGatherIntrinsics, llvm::SelectionDAG::getContext(), llvm::EVT::getDoubleNumVectorElementsVT(), llvm::SelectionDAG::getNode(), llvm::SDValue::getValue(), llvm::SDValue::getValueType(), llvm::SelectionDAG::getValueType(), llvm::EVT::getVectorElementType(), llvm::SelectionDAG::getVTList(), llvm::AArch64ISD::GLD1_IMM_MERGE_ZERO, llvm::AArch64ISD::GLD1_MERGE_ZERO, llvm::AArch64ISD::GLD1_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1_SXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1_SXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1_UXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1_UXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1S_IMM_MERGE_ZERO, llvm::AArch64ISD::GLD1S_MERGE_ZERO, llvm::AArch64ISD::GLD1S_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1S_SXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1S_SXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1S_UXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1S_UXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_IMM_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_SXTW_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_SXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_UXTW_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_UXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLDFF1S_IMM_MERGE_ZERO, llvm::AArch64ISD::GLDFF1S_MERGE_ZERO, llvm::AArch64ISD::GLDFF1S_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLDFF1S_SXTW_MERGE_ZERO, llvm::AArch64ISD::GLDFF1S_SXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLDFF1S_UXTW_MERGE_ZERO, llvm::AArch64ISD::GLDFF1S_UXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLDNT1_MERGE_ZERO, llvm::AArch64ISD::GLDNT1S_MERGE_ZERO, I, llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), llvm::AArch64ISD::LD1_MERGE_ZERO, llvm::AArch64ISD::LD1S_MERGE_ZERO, llvm::AArch64ISD::LDFF1_MERGE_ZERO, llvm::AArch64ISD::LDFF1S_MERGE_ZERO, llvm::AArch64ISD::LDNF1_MERGE_ZERO, llvm::AArch64ISD::LDNF1S_MERGE_ZERO, N, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::ISD::SIGN_EXTEND_INREG, llvm::AArch64ISD::SUNPKHI, llvm::AArch64ISD::SUNPKLO, llvm::AArch64ISD::UUNPKHI, and llvm::AArch64ISD::UUNPKLO.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 21542 of file AArch64ISelLowering.cpp.
References assert(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOperand(), llvm::SDNode::getOperand(), llvm::SelectionDAG::getSetCC(), llvm::SDNode::getValueType(), isCheapToExtend(), llvm::EVT::isInteger(), N, llvm::ISD::SETCC, llvm::ISD::SIGN_EXTEND, and llvm::ISD::ZERO_EXTEND.
Referenced by performExtendCombine().
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Definition at line 22000 of file AArch64ISelLowering.cpp.
References assert(), N, and llvm::AArch64ISD::SPLICE.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 21751 of file AArch64ISelLowering.cpp.
References llvm::ISD::ANY_EXTEND, llvm::ISD::BITCAST, llvm::Data, DL, llvm::SelectionDAG::getNode(), getSVEContainerType(), llvm::SelectionDAG::getValueType(), llvm::EVT::isFloatingPoint(), N, and llvm::AArch64ISD::ST1_PRED.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 21777 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, llvm::EVT::changeTypeToInteger(), llvm::Data, DL, llvm::SelectionDAG::getMaskedStore(), llvm::SelectionDAG::getNode(), llvm::SDNode::getOperand(), llvm::SelectionDAG::getUNDEF(), llvm::EVT::isFloatingPoint(), N, and llvm::ISD::UNINDEXED.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 22905 of file AArch64ISelLowering.cpp.
References combineBoolVectorAndTruncateStore(), combineI8TruncStore(), foldTruncStoreOfExt(), llvm::ISD::FP_ROUND, llvm::EVT::getFixedSizeInBits(), llvm::AArch64Subtarget::getMinSVEVectorSizeInBits(), llvm::SelectionDAG::getTruncStore(), llvm::EVT::getVectorElementType(), llvm::Value::hasOneUse(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), llvm::EVT::isFixedLengthVector(), isHalvingTruncateOfLegalScalableType(), N, performTBISimplification(), Ptr, splitStores(), llvm::AArch64Subtarget::supportsAddressTopByteIgnored(), trySimplifySrlAddToRshrnb(), and llvm::AArch64Subtarget::useSVEForFixedLengthVectors().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 20383 of file AArch64ISelLowering.cpp.
References llvm::Add, llvm::ISD::ADD, llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SelectionDAG::isConstantIntBuildVectorOrConstantInt(), llvm::M1(), llvm::ISD::MUL, N, llvm::peekThroughBitcasts(), llvm::AArch64ISD::SMULL, llvm::ISD::SUB, llvm::AArch64ISD::UMULL, and X.
Referenced by performAddSubCombine().
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Definition at line 23498 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::ANDS, assert(), CC, DL, llvm::AArch64CC::EQ, llvm::ConstantSDNode::getAPIntValue(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDNode::getOperand(), llvm::SDNode::getValueType(), llvm::SDNode::getVTList(), llvm::AArch64CC::HI, llvm::APInt::isMask(), llvm::APInt::isPowerOf2(), llvm::AArch64CC::LO, N, and llvm::AArch64CC::NE.
Referenced by performCONDCombine().
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Definition at line 22401 of file AArch64ISelLowering.cpp.
References CC, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getContext(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getVectorIdxConstant(), N, and llvm::ISD::SIGN_EXTEND.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 18878 of file AArch64ISelLowering.cpp.
References llvm::And, llvm::ISD::AND, llvm::CallingConv::C, llvm::TargetLowering::DAGCombinerInfo::DAG, DL, EnableCombineMGatherIntrinsics, llvm::ISD::EXTLOAD, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDNode::getOperand(), llvm::EVT::getSizeInBits(), llvm::SDNode::getValueType(), llvm::EVT::getVectorElementType(), llvm::AArch64ISD::GLD1_IMM_MERGE_ZERO, llvm::AArch64ISD::GLD1_MERGE_ZERO, llvm::AArch64ISD::GLD1_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1_SXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1_SXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLD1_UXTW_MERGE_ZERO, llvm::AArch64ISD::GLD1_UXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_IMM_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_SXTW_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_SXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_UXTW_MERGE_ZERO, llvm::AArch64ISD::GLDFF1_UXTW_SCALED_MERGE_ZERO, llvm::AArch64ISD::GLDNT1_MERGE_ZERO, isAllActivePredicate(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), isConstantSplatVectorMaskForType(), llvm::AArch64ISD::LD1_MERGE_ZERO, llvm::AArch64ISD::LDFF1_MERGE_ZERO, llvm::AArch64ISD::LDNF1_MERGE_ZERO, N, llvm::ISD::SPLAT_VECTOR, llvm::AArch64ISD::UUNPKHI, llvm::AArch64ISD::UUNPKLO, and llvm::ISD::ZEXTLOAD.
Referenced by performANDCombine().
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Definition at line 20419 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, convertFromScalableVector(), convertToScalableVector(), llvm::TargetLowering::DAGCombinerInfo::DAG, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDNode::getOperand(), llvm::SelectionDAG::getSubtarget(), llvm::SDValue::getValueType(), llvm::SDValue::hasOneUse(), llvm::TargetLowering::DAGCombinerInfo::isAfterLegalizeDAG(), llvm::EVT::isScalableVector(), llvm::AArch64ISD::MUL_PRED, N, and llvm::ISD::SUB.
Referenced by performAddSubCombine().
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Simplify Addr
given that the top byte of it is ignored by HW during address translation.
Definition at line 22536 of file AArch64ISelLowering.cpp.
References Addr, llvm::TargetLowering::DAGCombinerInfo::CommitTargetLoweringOpt(), llvm::APInt::getLowBitsSet(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalize(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), and llvm::TargetLowering::SimplifyDemandedBits().
Referenced by performLOADCombine(), and performSTORECombine().
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Definition at line 24127 of file AArch64ISelLowering.cpp.
References assert(), DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), getTestBitOperand(), N, llvm::AArch64ISD::TBNZ, and llvm::AArch64ISD::TBZ.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 20272 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::DUP, llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::EVT::getScalarType(), llvm::SDValue::getValueType(), llvm::SDValue::hasOneUse(), llvm::EVT::is64BitVector(), llvm::EVT::isFixedLengthVector(), N, and llvm::ISD::TRUNCATE.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 17823 of file AArch64ISelLowering.cpp.
References A, llvm::ISD::ADD, assert(), llvm::ISD::EXTRACT_SUBVECTOR, llvm::SDValue::getConstantOperandVal(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getValueType(), llvm::EVT::getVectorNumElements(), performUADDVAddCombine(), llvm::AArch64ISD::SADDLP, llvm::ISD::SIGN_EXTEND, llvm::AArch64ISD::UADDLP, and llvm::ISD::ZERO_EXTEND.
Referenced by performUADDVAddCombine(), and performUADDVCombine().
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Definition at line 17910 of file AArch64ISelLowering.cpp.
References A, llvm::ISD::ADD, llvm::SelectionDAG::getNode(), N, performUADDVAddCombine(), and performUADDVZextCombine().
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 17872 of file AArch64ISelLowering.cpp.
References A, llvm::ISD::ADD, assert(), Concat, llvm::ISD::CONCAT_VECTORS, llvm::SelectionDAG::getContext(), llvm::EVT::getDoubleNumVectorElementsVT(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getSimpleVT(), llvm::SDValue::getValueType(), llvm_unreachable, llvm::AArch64ISD::NVCAST, llvm::MVT::SimpleTy, llvm::AArch64ISD::UADDLV, and llvm::ISD::ZERO_EXTEND.
Referenced by performUADDVCombine().
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Definition at line 22010 of file AArch64ISelLowering.cpp.
References assert(), llvm::EVT::changeVectorElementType(), DL, llvm::MaskedLoadStoreSDNode::getAddressingMode(), llvm::MaskedLoadSDNode::getBasePtr(), llvm::MemSDNode::getChain(), llvm::SelectionDAG::getConstant(), llvm::MaskedLoadSDNode::getExtensionType(), llvm::MaskedLoadSDNode::getMask(), llvm::SelectionDAG::getMaskedLoad(), llvm::MemSDNode::getMemOperand(), llvm::MemSDNode::getMemoryVT(), llvm::AArch64Subtarget::getMinSVEVectorSizeInBits(), llvm::SDValue::getNode(), llvm::getNumElementsFromSVEPredPattern(), llvm::MaskedLoadSDNode::getOffset(), llvm::MaskedLoadSDNode::getPassThru(), getPTrue(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValue(), llvm::EVT::getVectorElementType(), llvm::SDNode::isUndef(), llvm::MaskedLoadStoreSDNode::isUnindexed(), isZerosVector(), llvm::ISD::MLOAD, N, llvm::AArch64ISD::PTRUE, llvm::SelectionDAG::ReplaceAllUsesOfValueWith(), llvm::ISD::SEXTLOAD, llvm::AArch64ISD::UUNPKHI, llvm::AArch64ISD::UUNPKLO, and llvm::ISD::ZEXTLOAD.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 22140 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, Concat, llvm::ISD::CONCAT_VECTORS, DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getBitcast(), llvm::SelectionDAG::getConstant(), llvm::SDValue::getConstantOperandVal(), llvm::SelectionDAG::getContext(), llvm::SelectionDAG::getDataLayout(), llvm::EVT::getDoubleNumVectorElementsVT(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getSimpleValueType(), llvm::EVT::getSimpleVT(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValueType(), llvm::EVT::getVectorMinNumElements(), isHalvingTruncateAndConcatOfLegalIntScalableType(), llvm::DataLayout::isLittleEndian(), llvm::EVT::isSimple(), llvm_unreachable, N, llvm::peekThroughBitcasts(), llvm::MVT::SimpleTy, llvm::ISD::TRUNCATE, tryCombineExtendRShTrunc(), trySimplifySrlAddToRshrnb(), llvm::ISD::UNDEF, llvm::AArch64ISD::UUNPKHI, llvm::AArch64ISD::UUNPKLO, llvm::AArch64ISD::UZP1, llvm::AArch64ISD::UZP2, and X.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 17720 of file AArch64ISelLowering.cpp.
References A, llvm::ISD::ADD, B, llvm::ISD::CONCAT_VECTORS, DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getContext(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::EVT::getVectorVT(), I, llvm::EVT::isScalableVT(), llvm::ISD::MUL, N, performVecReduceAddCombineWithUADDLP(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::AArch64ISD::SDOT, llvm::ISD::SIGN_EXTEND, llvm::AArch64ISD::UDOT, llvm::ISD::VECREDUCE_ADD, and llvm::ISD::ZERO_EXTEND.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 17639 of file AArch64ISelLowering.cpp.
References llvm::ISD::ABDS, llvm::ISD::ABDU, llvm::ISD::ABS, llvm::ISD::ADD, DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDNode::getOperand(), llvm::SDNode::getValueType(), N, llvm::ISD::SIGN_EXTEND, llvm::ISD::SUB, llvm::AArch64ISD::UADDLP, llvm::ISD::VECREDUCE_ADD, and llvm::ISD::ZERO_EXTEND.
Referenced by performVecReduceAddCombine().
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Definition at line 23855 of file AArch64ISelLowering.cpp.
References DL, llvm::SDValue::getValueType(), getVectorBitwiseReduce(), llvm::EVT::getVectorElementType(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalize(), llvm::EVT::isFixedLengthVector(), llvm::EVT::isPow2VectorType(), and N.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 18487 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, llvm::ISD::BITCAST, DL, llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::EVT::isVector(), N, and llvm::ISD::SETCC.
Referenced by performIntToFpCombine().
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Definition at line 18200 of file AArch64ISelLowering.cpp.
References DL, llvm::SelectionDAG::getContext(), llvm::EVT::getHalfSizedIntegerVT(), llvm::SelectionDAG::getNode(), llvm::EVT::getScalarType(), llvm::EVT::getSizeInBits(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementCount(), llvm::EVT::getVectorVT(), llvm::EVT::isFixedLengthVector(), llvm::ISD::MUL, N, S1, llvm::ISD::SIGN_EXTEND, and llvm::ISD::ZERO_EXTEND.
Referenced by performAddSubCombine(), and performMulCombine().
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Optimize a vector shift instruction and its operand if shifted out bits are not used.
Definition at line 22369 of file AArch64ISelLowering.cpp.
References assert(), llvm::SelectionDAG::ComputeNumSignBits(), llvm::TargetLowering::DAGCombinerInfo::DAG, llvm::APInt::getLowBitsSet(), N, llvm::TargetLowering::SimplifyDemandedBits(), llvm::AArch64ISD::VASHR, llvm::AArch64ISD::VLSHR, and llvm::AArch64ISD::VSHL.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 24196 of file AArch64ISelLowering.cpp.
References llvm::EVT::changeVectorElementTypeToInteger(), llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getCondCode(), llvm::SelectionDAG::getConstant(), llvm::ElementCount::getFixed(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getScalarType(), llvm::SelectionDAG::getSetCC(), llvm::EVT::getSimpleVT(), llvm::EVT::getSizeInBits(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementCount(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::is_contained(), isAllActivePredicate(), isAllInactivePredicate(), llvm::ISD::isConstantSplatVector(), llvm::ISD::isConstantSplatVectorAllOnes(), llvm::EVT::isFloatingPoint(), llvm::APInt::isOne(), llvm::EVT::isSimple(), N, llvm::Or, llvm::ISD::OR, llvm::ISD::SETCC, llvm::ISD::SETGT, llvm::MVT::SimpleTy, llvm::ISD::SRA, trySwapVSelectOperands(), and llvm::ISD::VSELECT.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
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Definition at line 17921 of file AArch64ISelLowering.cpp.
References foldVectorXorShiftIntoCmp(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), and N.
Referenced by llvm::AArch64TargetLowering::PerformDAGCombine().
SDValue ReconstructShuffleWithRuntimeMask | ( | SDValue | Op, |
SelectionDAG & | DAG | ||
) |
Definition at line 11950 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, llvm::ISD::ANY_EXTEND, assert(), llvm::ISD::BUILD_VECTOR, llvm::ISD::CONCAT_VECTORS, llvm::SmallVectorBase< Size_T >::empty(), llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDNode::getOperand(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValueType(), llvm::EVT::getVectorNumElements(), llvm::ISD::INTRINSIC_WO_CHAIN, llvm::EVT::isScalableVector(), and llvm::SmallVectorTemplateBase< T, bool >::push_back().
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Definition at line 12372 of file AArch64ISelLowering.cpp.
References assert(), llvm::sampleprof::Base, llvm::ISD::CONCAT_VECTORS, DL, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SDValue::getConstantOperandVal(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getValueType(), llvm::ISD::TRUNCATE, X, and Y.
Definition at line 24915 of file AArch64ISelLowering.cpp.
References assert(), llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SDValue::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getValueType(), llvm::ISD::INSERT_VECTOR_ELT, llvm::ISD::isConstantSplatVectorAllZeros(), isLanes1toNKnownZero(), llvm::isNullConstant(), and N.
Referenced by performInsertVectorEltCombine().
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Definition at line 25845 of file AArch64ISelLowering.cpp.
References llvm::AArch64ISD::ADDP, assert(), llvm::ISD::CONCAT_VECTORS, DL, llvm::SelectionDAG::getNode(), llvm::EVT::getScalarType(), llvm::SelectionDAG::getUNDEF(), llvm::EVT::getVectorNumElements(), llvm::SelectionDAG::getVectorShuffle(), I, llvm::EVT::is256BitVector(), llvm::EVT::isFloatingPoint(), N, llvm::SmallVectorTemplateBase< T, bool >::push_back(), Results, llvm::SelectionDAG::SplitVector(), and X.
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Definition at line 26119 of file AArch64ISelLowering.cpp.
References assert(), llvm::ISD::ATOMIC_LOAD_AND, llvm::ISD::BUILD_PAIR, getAtomicLoad128Opcode(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getDataLayout(), llvm::SelectionDAG::getMachineNode(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getVTList(), llvm::Hi, llvm::DataLayout::isBigEndian(), llvm::Lo, N, Ptr, Results, llvm::SelectionDAG::setNodeMemRefs(), llvm::SelectionDAG::SplitScalar(), std::swap(), and llvm::ISD::XOR.
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Definition at line 25750 of file AArch64ISelLowering.cpp.
References assert(), llvm::ISD::CONCAT_VECTORS, DL, llvm::DWARFExpression::Operation::getNumOperands(), llvm::EVT::getVectorElementType(), llvm::SelectionDAG::getZExtOrTrunc(), I, llvm::EVT::isVector(), N, Results, and vectorToScalarBitmask().
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Definition at line 25956 of file AArch64ISelLowering.cpp.
References llvm::Acquire, llvm::AcquireRelease, assert(), llvm::ISD::BUILD_PAIR, createGPRPairNode(), DL, llvm::SelectionDAG::getDataLayout(), llvm::SelectionDAG::getMachineNode(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetExtractSubreg(), llvm::SelectionDAG::getVTList(), llvm::Hi, llvm::DataLayout::isBigEndian(), llvm_unreachable, llvm::Lo, llvm::Monotonic, N, llvm::Release, Results, llvm::SequentiallyConsistent, llvm::SelectionDAG::setNodeMemRefs(), llvm::SelectionDAG::SplitScalar(), and std::swap().
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Definition at line 25893 of file AArch64ISelLowering.cpp.
References llvm::SelectionDAG::getNode(), llvm::SelectionDAG::GetSplitDestVTs(), llvm::Hi, llvm::Lo, N, Results, and llvm::SelectionDAG::SplitVectorOperand().
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Replace a splat of a scalar to a vector store by scalar stores of the scalar value.
The load store optimizer pass will merge them to store pair stores. This has better performance than a splat of the scalar followed by a split vector store. Even if the stores are not merged it is four stores vs a dup, followed by an ext.b and two stores.
Definition at line 21876 of file AArch64ISelLowering.cpp.
References llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::StoreSDNode::getValue(), llvm::SDValue::getValueType(), llvm::EVT::getVectorNumElements(), llvm::ConstantSDNode::getZExtValue(), I, llvm::ISD::INSERT_VECTOR_ELT, llvm::EVT::isFloatingPoint(), llvm::StoreSDNode::isTruncatingStore(), and splitStoreSplat().
Referenced by splitStores().
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Replace a splat of zeros to a vector store by scalar stores of WZR/XZR.
The load store optimizer pass will merge them to store pair stores. This should be better than a movi to create the vector zero followed by a vector store if the zero constant is not re-used, since one instructions and one register live range will be removed.
For example, the final generated code should be:
stp xzr, xzr, [x0]
instead of:
movi v0.2d, #0 str q0, [x0]
Definition at line 21809 of file AArch64ISelLowering.cpp.
References llvm::ISD::BUILD_VECTOR, DL, llvm::StoreSDNode::getBasePtr(), llvm::SDNode::getConstantOperandVal(), llvm::SelectionDAG::getCopyFromReg(), llvm::SelectionDAG::getEntryNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::EVT::getSizeInBits(), llvm::StoreSDNode::getValue(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::SDValue::hasOneUse(), I, llvm::SelectionDAG::isBaseWithConstantOffset(), llvm::isNullConstant(), llvm::isNullFPConstant(), llvm::EVT::isScalableVector(), llvm::StoreSDNode::isTruncatingStore(), llvm::Offset, and splitStoreSplat().
Referenced by splitStores().
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Definition at line 13387 of file AArch64ISelLowering.cpp.
References llvm::EVT::getSizeInBits(), llvm::SDNode::getValueType(), llvm::BuildVectorSDNode::isConstantSplat(), and llvm::APInt::zextOrTrunc().
Referenced by ConstantBuildVector(), and performANDCombine().
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Definition at line 5215 of file AArch64ISelLowering.cpp.
References DL, llvm::APInt::getHighBitsSet(), llvm::SDValue::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::SelectionDAG::getSExtOrTrunc(), llvm::SDValue::getValueType(), isAddSubSExt(), isAddSubZExt(), isExtendedBUILD_VECTOR(), isSignExtended(), isZeroExtended(), llvm::SelectionDAG::MaskedValueIsZero(), llvm::SelectionDAG::SignBitIsZero(), llvm::AArch64ISD::SMULL, std::swap(), and llvm::AArch64ISD::UMULL.
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Set the IntrinsicInfo for the aarch64_sve_st<N>
intrinsics.
Definition at line 15488 of file AArch64ISelLowering.cpp.
References llvm::CallBase::arg_size(), assert(), DL, llvm::CallBase::getArgOperand(), llvm::Type::getContext(), llvm::TargetLoweringBase::getMemValueType(), llvm::EVT::getScalarType(), llvm::Value::getType(), llvm::EVT::getVectorElementCount(), llvm::EVT::getVectorVT(), I, Info, llvm::ISD::INTRINSIC_VOID, and llvm::MachineMemOperand::MOStore.
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Definition at line 15966 of file AArch64ISelLowering.cpp.
References llvm::sampleprof::Base, GEP, and llvm::SmallVectorTemplateBase< T, bool >::push_back().
Referenced by llvm::AArch64TargetLowering::shouldSinkOperands().
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We want to sink following cases: (add|sub|gep) A, ((mul|shl) vscale, imm); (add|sub|gep) A, vscale; (add|sub|gep) A, ((mul|shl) zext(vscale), imm);.
Definition at line 15994 of file AArch64ISelLowering.cpp.
References llvm::PatternMatch::m_ConstantInt(), llvm::PatternMatch::m_Mul(), llvm::PatternMatch::m_Shl(), llvm::PatternMatch::m_VScale(), llvm::PatternMatch::m_ZExt(), llvm::PatternMatch::match(), and llvm::SmallVectorTemplateBase< T, bool >::push_back().
Referenced by llvm::AArch64TargetLowering::shouldSinkOperands().
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Definition at line 5025 of file AArch64ISelLowering.cpp.
References addRequiredExtensionForVectorMULL(), assert(), llvm::ISD::BUILD_VECTOR, llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getConstant(), llvm::APInt::getHighBitsSet(), llvm::MVT::getIntegerVT(), llvm::SelectionDAG::getNode(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getVectorNumElements(), llvm::MVT::getVectorVT(), llvm::EVT::is128BitVector(), llvm::ISD::isExtOpcode(), llvm::SelectionDAG::MaskedValueIsZero(), N, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::ISD::TRUNCATE, and llvm::APInt::zextOrTrunc().
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Definition at line 21929 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::MemSDNode::getAlign(), llvm::StoreSDNode::getBasePtr(), llvm::MemSDNode::getChain(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getContext(), llvm::MachineMemOperand::getFlags(), llvm::MachineFunction::getFunction(), llvm::EVT::getHalfNumVectorElementsVT(), llvm::SelectionDAG::getMachineFunction(), llvm::MemSDNode::getMemOperand(), llvm::SelectionDAG::getNode(), llvm::MemSDNode::getPointerInfo(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getStore(), llvm::StoreSDNode::getValue(), llvm::SDValue::getValue(), llvm::SDValue::getValueType(), llvm::EVT::getVectorNumElements(), llvm::Function::hasMinSize(), llvm::EVT::isFixedLengthVector(), llvm::LSBaseSDNode::isIndexed(), llvm::MemSDNode::isVolatile(), N, replaceSplatVectorStore(), and replaceZeroVectorStore().
Referenced by performSTORECombine().
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Definition at line 21608 of file AArch64ISelLowering.cpp.
References llvm::ISD::ADD, assert(), llvm::commonAlignment(), DL, llvm::MemSDNode::getAlign(), llvm::StoreSDNode::getBasePtr(), llvm::MemSDNode::getChain(), llvm::SelectionDAG::getConstant(), llvm::MachineMemOperand::getFlags(), llvm::MemSDNode::getMemOperand(), llvm::SelectionDAG::getNode(), llvm::MemSDNode::getPointerInfo(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getStore(), llvm::SDValue::getValue(), llvm::SDValue::getValueType(), llvm::MachinePointerInfo::getWithOffset(), llvm::StoreSDNode::isTruncatingStore(), and llvm::Offset.
Referenced by replaceSplatVectorStore(), and replaceZeroVectorStore().
STATISTIC | ( | NumOptimizedImms | , |
"Number of times immediates were optimized" | |||
) |
STATISTIC | ( | NumShiftInserts | , |
"Number of vector shift inserts" | |||
) |
STATISTIC | ( | NumTailCalls | , |
"Number of tail calls" | |||
) |
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Definition at line 13484 of file AArch64ISelLowering.cpp.
References llvm::AArch64_AM::encodeAdvSIMDModImmType5(), llvm::AArch64_AM::encodeAdvSIMDModImmType6(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getSubtarget(), llvm::AArch64_AM::isAdvSIMDModImmType5(), llvm::AArch64_AM::isAdvSIMDModImmType6(), llvm::EVT::isFixedLengthVector(), llvm::AArch64Subtarget::isNeonAvailable(), LHS, and llvm::AArch64ISD::NVCAST.
Referenced by ConstantBuildVector(), and performANDCombine().
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Definition at line 13431 of file AArch64ISelLowering.cpp.
References llvm::AArch64_AM::encodeAdvSIMDModImmType1(), llvm::AArch64_AM::encodeAdvSIMDModImmType2(), llvm::AArch64_AM::encodeAdvSIMDModImmType3(), llvm::AArch64_AM::encodeAdvSIMDModImmType4(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getSubtarget(), llvm::AArch64_AM::isAdvSIMDModImmType1(), llvm::AArch64_AM::isAdvSIMDModImmType2(), llvm::AArch64_AM::isAdvSIMDModImmType3(), llvm::AArch64_AM::isAdvSIMDModImmType4(), llvm::EVT::isFixedLengthVector(), llvm::AArch64Subtarget::isNeonAvailable(), LHS, and llvm::AArch64ISD::NVCAST.
Referenced by ConstantBuildVector(), and performANDCombine().
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Definition at line 13529 of file AArch64ISelLowering.cpp.
References llvm::AArch64_AM::encodeAdvSIMDModImmType7(), llvm::AArch64_AM::encodeAdvSIMDModImmType8(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::AArch64_AM::isAdvSIMDModImmType7(), llvm::AArch64_AM::isAdvSIMDModImmType8(), and llvm::AArch64ISD::NVCAST.
Referenced by ConstantBuildVector().
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Definition at line 13410 of file AArch64ISelLowering.cpp.
References llvm::AArch64_AM::encodeAdvSIMDModImmType10(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::AArch64_AM::isAdvSIMDModImmType10(), and llvm::AArch64ISD::NVCAST.
Referenced by ConstantBuildVector().
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Definition at line 13560 of file AArch64ISelLowering.cpp.
References llvm::AArch64_AM::encodeAdvSIMDModImmType9(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::AArch64_AM::isAdvSIMDModImmType9(), and llvm::AArch64ISD::NVCAST.
Referenced by ConstantBuildVector().
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Definition at line 13581 of file AArch64ISelLowering.cpp.
References llvm::AArch64_AM::encodeAdvSIMDModImmType11(), llvm::AArch64_AM::encodeAdvSIMDModImmType12(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::AArch64_AM::isAdvSIMDModImmType11(), llvm::AArch64_AM::isAdvSIMDModImmType12(), and llvm::AArch64ISD::NVCAST.
Referenced by ConstantBuildVector().
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Definition at line 20908 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::ConstantSDNode::getZExtValue(), llvm::ISD::INTRINSIC_WO_CHAIN, and N.
Referenced by performIntrinsicCombine().
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Definition at line 22073 of file AArch64ISelLowering.cpp.
References assert(), DL, llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), getPredicateForVector(), llvm::Hi, llvm::Lo, N, llvm::AArch64ISD::RSHRNB_I, llvm::AArch64ISD::URSHR_I_PRED, llvm::AArch64ISD::UUNPKHI, llvm::AArch64ISD::UUNPKLO, and llvm::AArch64ISD::UZP1.
Referenced by performUzpCombine().
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Definition at line 19590 of file AArch64ISelLowering.cpp.
References DL, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getValueSizeInBits(), llvm::SDValue::getValueType(), llvm::ISD::INTRINSIC_WO_CHAIN, llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), and N.
Referenced by performIntrinsicCombine().
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Definition at line 20781 of file AArch64ISelLowering.cpp.
References assert(), llvm::SelectionDAG::getNode(), llvm::ISD::INTRINSIC_WO_CHAIN, llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), isEssentiallyExtractHighSubvector(), LHS, N, llvm::Intrinsic::not_intrinsic, RHS, and tryExtendDUPToExtractHigh().
Referenced by performExtendCombine(), performIntrinsicCombine(), and performMULLCombine().
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Definition at line 25053 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, DL, llvm::AArch64ISD::DUP, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getContext(), llvm::EVT::getDoubleNumVectorElementsVT(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDNode::getOpcode(), llvm::SDValue::getOperand(), llvm::User::getOperand(), llvm::SDNode::getOperand(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValueType(), llvm::EVT::getVectorNumElements(), llvm::SDNode::hasOneUse(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalizeOps(), isEssentiallyExtractHighSubvector(), llvm::isNullConstant(), llvm::SelectionDAG::isSplatValue(), LHS, N, llvm::SelectionDAG::ReplaceAllUsesWith(), RHS, llvm::SDValue::setNode(), llvm::ISD::TRUNCATE, llvm::SDNode::use_begin(), llvm::SDNode::use_size(), llvm::SDNode::uses(), and llvm::AArch64ISD::UZP1.
Referenced by performMULLCombine().
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Definition at line 20814 of file AArch64ISelLowering.cpp.
References llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::APInt::getSExtValue(), llvm::MVT::getSizeInBits(), llvm::BuildVectorSDNode::isConstantSplat(), llvm_unreachable, N, llvm::ISD::SCALAR_TO_VECTOR, llvm::AArch64ISD::SQSHL_I, llvm::AArch64ISD::SQSHLU_I, llvm::AArch64ISD::SRSHR_I, llvm::AArch64ISD::UQSHL_I, llvm::AArch64ISD::URSHR_I, llvm::AArch64ISD::VASHR, llvm::AArch64ISD::VLSHR, and llvm::AArch64ISD::VSHL.
Referenced by performIntrinsicCombine().
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Definition at line 18644 of file AArch64ISelLowering.cpp.
References llvm::Add, llvm::ISD::ADD, llvm::ISD::AND, llvm::AArch64ISD::BSP, llvm::TargetLowering::DAGCombinerInfo::DAG, DL, llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDNode::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::SelectionDAG::getSubtarget(), llvm::EVT::getVectorNumElements(), llvm::APInt::getZExtValue(), llvm::ConstantSDNode::getZExtValue(), llvm::ISD::isConstantSplatVector(), llvm::ISD::isConstantSplatVectorAllOnes(), llvm::ISD::isConstantSplatVectorAllZeros(), llvm::EVT::isFixedLengthVector(), llvm::EVT::isScalableVector(), llvm::EVT::isVector(), N, llvm::ISD::SUB, and llvm::AArch64TargetLowering::useSVEForFixedLengthVectorVT().
Referenced by performORCombine().
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Definition at line 21172 of file AArch64ISelLowering.cpp.
References llvm::TargetLowering::DAGCombinerInfo::CombineTo(), llvm::TargetLowering::DAGCombinerInfo::DAG, DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getNode(), llvm::ElementCount::getScalable(), llvm::SelectionDAG::getTargetConstant(), llvm::EVT::getVectorElementCount(), llvm::SelectionDAG::getZExtOrTrunc(), llvm::Hi, Idx, llvm::ISD::INTRINSIC_WO_CHAIN, llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalize(), llvm::Lo, N, and std::swap().
Referenced by performIntrinsicCombine().
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Definition at line 20987 of file AArch64ISelLowering.cpp.
References CC, DL, llvm::AArch64ISD::DUP, llvm::SelectionDAG::getCondCode(), llvm::SelectionDAG::getConstant(), getIntrinsicID(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::TargetLowering::DAGCombinerInfo::isBeforeLegalize(), llvm_unreachable, N, llvm::AArch64ISD::SETCC_MERGE_ZERO, llvm::Splat, and llvm::ISD::SPLAT_VECTOR.
Referenced by performIntrinsicCombine().
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Definition at line 19653 of file AArch64ISelLowering.cpp.
References DL, llvm::AArch64ISD::DUP, llvm::AArch64ISD::DUPLANE16, llvm::AArch64ISD::DUPLANE32, llvm::AArch64ISD::DUPLANE64, llvm::AArch64ISD::DUPLANE8, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::MVT::getVectorElementType(), llvm::MVT::getVectorNumElements(), llvm::MVT::getVectorVT(), llvm::MVT::is64BitVector(), llvm::AArch64ISD::MOVI, llvm::AArch64ISD::MOVIedit, llvm::AArch64ISD::MOVImsl, llvm::AArch64ISD::MOVIshift, llvm::AArch64ISD::MVNImsl, llvm::AArch64ISD::MVNIshift, and N.
Referenced by performAddSubLongCombine(), and tryCombineLongOpWithDup().
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Definition at line 12648 of file AArch64ISelLowering.cpp.
References llvm::ISD::CONCAT_VECTORS, DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getContext(), llvm::EVT::getHalfNumVectorElementsVT(), llvm::SelectionDAG::getNode(), llvm::SDValue::getValueSizeInBits(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), and isConcatMask().
Definition at line 22717 of file AArch64ISelLowering.cpp.
References assert(), llvm::Depth, llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), llvm::MVT::INVALID_SIMPLE_VALUE_TYPE, llvm::EVT::isSimple(), llvm::EVT::isVector(), llvm::ISD::SETCC, llvm::ISD::TRUNCATE, and tryGetOriginalBoolVectorType().
Referenced by tryGetOriginalBoolVectorType(), and vectorToScalarBitmask().
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Definition at line 13684 of file AArch64ISelLowering.cpp.
References llvm::And, llvm::ISD::AND, assert(), llvm::AArch64ISD::BICi, llvm::CallingConv::C, llvm::dbgs(), DL, llvm::SDNode::dump(), llvm::ConstantSDNode::getAPIntValue(), llvm::APInt::getHighBitsSet(), llvm::APInt::getLowBitsSet(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::SelectionDAG::getTargetConstant(), isAllActivePredicate(), llvm::ISD::isConstantSplatVector(), llvm::EVT::isVector(), LLVM_DEBUG, N, llvm::AArch64ISD::SHL_PRED, llvm::AArch64ISD::SRL_PRED, llvm::AArch64ISD::VLSHR, llvm::AArch64ISD::VSHL, llvm::AArch64ISD::VSLI, llvm::AArch64ISD::VSRI, X, Y, and llvm::APInt::zextOrTrunc().
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Definition at line 22113 of file AArch64ISelLowering.cpp.
References llvm::ISD::BITCAST, canLowerSRLToRoundingShiftForVT(), DL, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetConstant(), llvm::SDNode::getValueType(), llvm::EVT::isScalableVector(), and llvm::AArch64ISD::RSHRNB_I.
Referenced by performMSTORECombine(), performSTORECombine(), and performUzpCombine().
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Definition at line 24158 of file AArch64ISelLowering.cpp.
References CC, llvm::ISD::FADD, llvm::ISD::FMUL, llvm::ISD::FSUB, llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SelectionDAG::getSetCC(), llvm::ISD::getSetCCInverse(), llvm::SDValue::getValueType(), llvm::SDValue::hasOneUse(), N, llvm::ISD::SETCC, and llvm::ISD::VSELECT.
Referenced by performVSelectCombine().
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Definition at line 13069 of file AArch64ISelLowering.cpp.
References llvm::CallingConv::C, llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDNode::getOpcode(), llvm::SDNode::getOperand(), llvm::SelectionDAG::getTargetConstant(), llvm::SDNode::getValueType(), I, and llvm::ISD::INTRINSIC_WO_CHAIN.
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Definition at line 23809 of file AArch64ISelLowering.cpp.
References llvm::any_of(), CC, llvm::EVT::changeVectorElementType(), DL, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getNodeIfExists(), llvm::SDNode::getOpcode(), llvm::EVT::getScalarSizeInBits(), llvm::SDNode::getValueType(), llvm::SelectionDAG::getVTList(), llvm::ISD::isConstantSplatVector(), llvm::EVT::isVector(), N, llvm::ISD::SETCC, llvm::ISD::SIGN_EXTEND, llvm::ISD::VSELECT, and llvm::ISD::ZERO_EXTEND.
Referenced by performSETCCCombine().
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Definition at line 13036 of file AArch64ISelLowering.cpp.
References DL, llvm::SelectionDAG::getBitcast(), llvm::EVT::getFixedSizeInBits(), llvm::MVT::getFloatingPointVT(), llvm::MVT::getIntegerVT(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::SelectionDAG::getVectorShuffle(), llvm::MVT::getVectorVT(), llvm::EVT::isFloatingPoint(), llvm::TargetLoweringBase::isTypeLegal(), and isWideTypeMask().
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Definition at line 26743 of file AArch64ISelLowering.cpp.
References llvm::IRBuilderBase::CreateCall(), llvm::IRBuilderBase::CreateConstGEP1_32(), llvm::IRBuilderBase::CreatePointerCast(), llvm::Intrinsic::getDeclaration(), llvm::IRBuilderBase::GetInsertBlock(), llvm::IRBuilderBase::getInt8Ty(), llvm::GlobalValue::getParent(), llvm::BasicBlock::getParent(), llvm::IRBuilderBase::getPtrTy(), and llvm::Offset.
Referenced by llvm::AArch64TargetLowering::getIRStackGuard(), and llvm::AArch64TargetLowering::getSafeStackPointerLocation().
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Definition at line 4151 of file AArch64ISelLowering.cpp.
References DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getVTList(), and llvm::AArch64ISD::SUBS.
Referenced by lowerADDSUBO_CARRY().
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Definition at line 22749 of file AArch64ISelLowering.cpp.
References llvm::ISD::AND, assert(), llvm::ISD::BITCAST, llvm::ISD::BUILD_VECTOR, llvm::EVT::changeVectorElementTypeToInteger(), DL, llvm::AArch64ISD::EXT, llvm::SelectionDAG::getConstant(), llvm::MVT::getIntegerVT(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getSExtOrTrunc(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getSubtarget(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::MVT::getVectorVT(), llvm::AArch64Subtarget::isNeonAvailable(), llvm::EVT::isSimple(), llvm::TargetLoweringBase::isTypeLegal(), llvm::EVT::isVector(), N, llvm::SmallVectorTemplateBase< T, bool >::push_back(), tryGetOriginalBoolVectorType(), llvm::ISD::VECREDUCE_ADD, and llvm::AArch64ISD::ZIP1.
Referenced by combineBoolVectorAndTruncateStore(), and replaceBoolVectorBitcast().
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WidenVector - Given a value in the V64 register class, produce the equivalent value in the V128 register class.
Definition at line 11929 of file AArch64ISelLowering.cpp.
References DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::EVT::getSimpleVT(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::MVT::getVectorVT(), llvm::ISD::INSERT_SUBVECTOR, and WidenVector().
Referenced by constructDup(), GeneratePerfectShuffle(), performConcatVectorsCombine(), and WidenVector().
cl::opt< bool > EnableAArch64ELFLocalDynamicTLSGeneration("aarch64-elf-ldtls-generation", cl::Hidden, cl::desc("Allow AArch64 Local Dynamic TLS code generation"), cl::init(false)) | ( | "aarch64-elf-ldtls-generation" | , |
cl::Hidden | , | ||
cl::desc("Allow AArch64 Local Dynamic TLS code generation") | , | ||
cl::init(false) | |||
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Referenced by llvm::AArch64MCInstLower::lowerSymbolOperandELF().
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Referenced by performSignExtendInRegCombine(), and performSVEAndCombine().
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Referenced by llvm::AArch64TargetLowering::targetShrinkDemandedConstant().
Definition at line 164 of file AArch64ISelLowering.cpp.
Referenced by llvm::AArch64::getFPRArgRegs().
Definition at line 161 of file AArch64ISelLowering.cpp.
Referenced by f64AssignAAPCS(), and llvm::AArch64::getGPRArgRegs().
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Referenced by isOrXorChain().
Value type used for condition codes.
Definition at line 159 of file AArch64ISelLowering.cpp.
Referenced by emitComparison(), emitConditionalComparison(), getAArch64Cmp(), getAArch64XALUOOp(), and performANDORCSELCombine().