LLVM  12.0.0git
Classes | Macros | Enumerations | Functions | Variables
SystemZISelLowering.cpp File Reference
#include "SystemZISelLowering.h"
#include "SystemZCallingConv.h"
#include "SystemZConstantPoolValue.h"
#include "SystemZMachineFunctionInfo.h"
#include "SystemZTargetMachine.h"
#include "llvm/CodeGen/CallingConvLower.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/Intrinsics.h"
#include "llvm/IR/IntrinsicsS390.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/KnownBits.h"
#include <cctype>
#include "SystemZGenCallingConv.inc"
Include dependency graph for SystemZISelLowering.cpp:

Go to the source code of this file.

Classes

struct  AddressingMode
 

Macros

#define DEBUG_TYPE   "systemz-lower"
 
#define CONV(X)
 
#define OPCODE(NAME)   case SystemZISD::NAME: return "SystemZISD::" #NAME
 

Enumerations

enum  CmpMode { CmpMode::Int, CmpMode::FP, CmpMode::StrictFP, CmpMode::SignalingFP }
 

Functions

static bool is32Bit (EVT VT)
 
static MachineOperand earlyUseOperand (MachineOperand Op)
 
static AddressingMode getLoadStoreAddrMode (bool HasVector, Type *Ty)
 
static AddressingMode supportedAddressingMode (Instruction *I, bool HasVector)
 
static std::pair< unsigned, const TargetRegisterClass * > parseRegisterNumber (StringRef Constraint, const TargetRegisterClass *RC, const unsigned *Map, unsigned Size)
 
static void VerifyVectorType (MVT VT, EVT ArgVT)
 
static void VerifyVectorTypes (const SmallVectorImpl< ISD::InputArg > &Ins)
 
static void VerifyVectorTypes (const SmallVectorImpl< ISD::OutputArg > &Outs)
 
static SDValue convertLocVTToValVT (SelectionDAG &DAG, const SDLoc &DL, CCValAssign &VA, SDValue Chain, SDValue Value)
 
static SDValue convertValVTToLocVT (SelectionDAG &DAG, const SDLoc &DL, CCValAssign &VA, SDValue Value)
 
static bool canUseSiblingCall (const CCState &ArgCCInfo, SmallVectorImpl< CCValAssign > &ArgLocs, SmallVectorImpl< ISD::OutputArg > &Outs)
 
static bool isIntrinsicWithCCAndChain (SDValue Op, unsigned &Opcode, unsigned &CCValid)
 
static bool isIntrinsicWithCC (SDValue Op, unsigned &Opcode, unsigned &CCValid)
 
static SDNode * emitIntrinsicWithCCAndChain (SelectionDAG &DAG, SDValue Op, unsigned Opcode)
 
static SDNode * emitIntrinsicWithCC (SelectionDAG &DAG, SDValue Op, unsigned Opcode)
 
static unsigned CCMaskForCondCode (ISD::CondCode CC)
 
static void adjustZeroCmp (SelectionDAG &DAG, const SDLoc &DL, Comparison &C)
 
static void adjustSubwordCmp (SelectionDAG &DAG, const SDLoc &DL, Comparison &C)
 
static bool isNaturalMemoryOperand (SDValue Op, unsigned ICmpType)
 
static bool shouldSwapCmpOperands (const Comparison &C)
 
static void adjustForSubtraction (SelectionDAG &DAG, const SDLoc &DL, Comparison &C)
 
static void adjustForFNeg (Comparison &C)
 
static void adjustForLTGFR (Comparison &C)
 
static void adjustICmpTruncate (SelectionDAG &DAG, const SDLoc &DL, Comparison &C)
 
static bool isSimpleShift (SDValue N, unsigned &ShiftVal)
 
static unsigned getTestUnderMaskCond (unsigned BitSize, unsigned CCMask, uint64_t Mask, uint64_t CmpVal, unsigned ICmpType)
 
static void adjustForTestUnderMask (SelectionDAG &DAG, const SDLoc &DL, Comparison &C)
 
static void adjustForRedundantAnd (SelectionDAG &DAG, const SDLoc &DL, Comparison &C)
 
static Comparison getIntrinsicCmp (SelectionDAG &DAG, unsigned Opcode, SDValue Call, unsigned CCValid, uint64_t CC, ISD::CondCode Cond)
 
static Comparison getCmp (SelectionDAG &DAG, SDValue CmpOp0, SDValue CmpOp1, ISD::CondCode Cond, const SDLoc &DL, SDValue Chain=SDValue(), bool IsSignaling=false)
 
static SDValue emitCmp (SelectionDAG &DAG, const SDLoc &DL, Comparison &C)
 
static void lowerMUL_LOHI32 (SelectionDAG &DAG, const SDLoc &DL, unsigned Extend, SDValue Op0, SDValue Op1, SDValue &Hi, SDValue &Lo)
 
static void lowerGR128Binary (SelectionDAG &DAG, const SDLoc &DL, EVT VT, unsigned Opcode, SDValue Op0, SDValue Op1, SDValue &Even, SDValue &Odd)
 
static SDValue emitSETCC (SelectionDAG &DAG, const SDLoc &DL, SDValue CCReg, unsigned CCValid, unsigned CCMask)
 
static unsigned getVectorComparison (ISD::CondCode CC, CmpMode Mode)
 
static unsigned getVectorComparisonOrInvert (ISD::CondCode CC, CmpMode Mode, bool &Invert)
 
static SDValue expandV4F32ToV2F64 (SelectionDAG &DAG, int Start, const SDLoc &DL, SDValue Op, SDValue Chain)
 
static bool isAbsolute (SDValue CmpOp, SDValue Pos, SDValue Neg)
 
static SDValue getAbsolute (SelectionDAG &DAG, const SDLoc &DL, SDValue Op, bool IsNegative)
 
static bool isAddCarryChain (SDValue Carry)
 
static bool isSubBorrowChain (SDValue Carry)
 
static SDValue getCCResult (SelectionDAG &DAG, SDValue CCReg)
 
static bool chooseShuffleOpNos (int *OpNos, unsigned &OpNo0, unsigned &OpNo1)
 
static bool matchPermute (const SmallVectorImpl< int > &Bytes, const Permute &P, unsigned &OpNo0, unsigned &OpNo1)
 
static const Permute * matchPermute (const SmallVectorImpl< int > &Bytes, unsigned &OpNo0, unsigned &OpNo1)
 
static bool matchDoublePermute (const SmallVectorImpl< int > &Bytes, const Permute &P, SmallVectorImpl< int > &Transform)
 
static const Permute * matchDoublePermute (const SmallVectorImpl< int > &Bytes, SmallVectorImpl< int > &Transform)
 
static bool getVPermMask (SDValue ShuffleOp, SmallVectorImpl< int > &Bytes)
 
static bool getShuffleInput (const SmallVectorImpl< int > &Bytes, unsigned Start, unsigned BytesPerElement, int &Base)
 
static bool isShlDoublePermute (const SmallVectorImpl< int > &Bytes, unsigned &StartIndex, unsigned &OpNo0, unsigned &OpNo1)
 
static SDValue getPermuteNode (SelectionDAG &DAG, const SDLoc &DL, const Permute &P, SDValue Op0, SDValue Op1)
 
static bool isZeroVector (SDValue N)
 
static uint32_t findZeroVectorIdx (SDValue *Ops, unsigned Num)
 
static SDValue getGeneralPermuteNode (SelectionDAG &DAG, const SDLoc &DL, SDValue *Ops, const SmallVectorImpl< int > &Bytes)
 
static void dumpBytes (const SmallVectorImpl< int > &Bytes, std::string Msg)
 
static bool isScalarToVector (SDValue Op)
 
static SDValue buildScalarToVector (SelectionDAG &DAG, const SDLoc &DL, EVT VT, SDValue Value)
 
static SDValue buildMergeScalars (SelectionDAG &DAG, const SDLoc &DL, EVT VT, SDValue Op0, SDValue Op1)
 
static SDValue joinDwords (SelectionDAG &DAG, const SDLoc &DL, SDValue Op0, SDValue Op1)
 
static SDValue tryBuildVectorShuffle (SelectionDAG &DAG, BuildVectorSDNode *BVN)
 
static SDValue lowerI128ToGR128 (SelectionDAG &DAG, SDValue In)
 
static SDValue lowerGR128ToI128 (SelectionDAG &DAG, SDValue In)
 
static bool isVectorElementSwap (ArrayRef< int > M, EVT VT)
 
static SDValue MergeInputChains (SDNode *N1, SDNode *N2)
 
static bool combineCCMask (SDValue &CCReg, int &CCValid, int &CCMask)
 
static APInt getDemandedSrcElements (SDValue Op, const APInt &DemandedElts, unsigned OpNo)
 
static void computeKnownBitsBinOp (const SDValue Op, KnownBits &Known, const APInt &DemandedElts, const SelectionDAG &DAG, unsigned Depth, unsigned OpNo)
 
static unsigned computeNumSignBitsBinOp (SDValue Op, const APInt &DemandedElts, const SelectionDAG &DAG, unsigned Depth, unsigned OpNo)
 
static Register forceReg (MachineInstr &MI, MachineOperand &Base, const SystemZInstrInfo *TII)
 
static bool checkCCKill (MachineInstr &MI, MachineBasicBlock *MBB)
 
static bool isSelectPseudo (MachineInstr &MI)
 
static void createPHIsForSelects (SmallVector< MachineInstr *, 8 > &Selects, MachineBasicBlock *TrueMBB, MachineBasicBlock *FalseMBB, MachineBasicBlock *SinkMBB)
 

Variables

static const Permute PermuteForms []
 

Macro Definition Documentation

◆ CONV

#define CONV (   X)
Value:
case ISD::SET##X: return SystemZ::CCMASK_CMP_##X; \
case ISD::SETO##X: return SystemZ::CCMASK_CMP_##X; \
case ISD::SETU##X: return SystemZ::CCMASK_CMP_UO | SystemZ::CCMASK_CMP_##X
X
static GCMetadataPrinterRegistry::Add< ErlangGCPrinter > X("erlang", "erlang-compatible garbage collector")
SET
#define SET(n)
Definition: MD5.cpp:69
llvm::SystemZ::CCMASK_CMP_UO
const unsigned CCMASK_CMP_UO
Definition: SystemZ.h:42

Referenced by CCMaskForCondCode().

◆ DEBUG_TYPE

#define DEBUG_TYPE   "systemz-lower"

Definition at line 31 of file SystemZISelLowering.cpp.

◆ OPCODE

#define OPCODE (   NAME)    case SystemZISD::NAME: return "SystemZISD::" #NAME

Referenced by llvm::SystemZTargetLowering::getTargetNodeName().

Enumeration Type Documentation

◆ CmpMode

enum CmpMode
strong
Enumerator
Int 
FP 
StrictFP 
SignalingFP 

Definition at line 2693 of file SystemZISelLowering.cpp.

Function Documentation

◆ adjustForFNeg()

static void adjustForFNeg ( Comparison &  C)
static

Definition at line 2232 of file SystemZISelLowering.cpp.

References llvm::dyn_cast(), E, llvm::ISD::FNEG, llvm::SDNode::getOpcode(), I, N, and llvm::SystemZ::reverseCCMask().

Referenced by getCmp().

◆ adjustForLTGFR()

static void adjustForLTGFR ( Comparison &  C)
static

Definition at line 2256 of file SystemZISelLowering.cpp.

References llvm::ISD::Constant, llvm::dyn_cast(), E, llvm::SDNode::getOpcode(), llvm::SDNode::getOperand(), I, llvm::MVT::i32, llvm::MVT::i64, N, llvm::ISD::SHL, llvm::ISD::SIGN_EXTEND_INREG, llvm::SDNode::use_begin(), and llvm::SDNode::use_end().

Referenced by getCmp().

◆ adjustForRedundantAnd()

static void adjustForRedundantAnd ( SelectionDAG &  DAG,
const SDLoc &  DL,
Comparison &  C 
)
static

Definition at line 2503 of file SystemZISelLowering.cpp.

References llvm::ISD::AND, llvm::SelectionDAG::computeKnownBits(), llvm::dyn_cast(), llvm::BitmaskEnumDetail::Mask(), and llvm::KnownBits::Zero.

Referenced by getCmp().

◆ adjustForSubtraction()

static void adjustForSubtraction ( SelectionDAG &  DAG,
const SDLoc &  DL,
Comparison &  C 
)
static

Definition at line 2211 of file SystemZISelLowering.cpp.

References llvm::SystemZ::CCMASK_CMP_EQ, llvm::SystemZ::CCMASK_CMP_NE, E, llvm::SelectionDAG::getConstant(), llvm::SDNode::getOpcode(), llvm::SDNode::getOperand(), llvm::SDNode::getValueType(), I, N, and llvm::ISD::SUB.

Referenced by getCmp().

◆ adjustForTestUnderMask()

static void adjustForTestUnderMask ( SelectionDAG &  DAG,
const SDLoc &  DL,
Comparison &  C 
)
static

Definition at line 2412 of file SystemZISelLowering.cpp.

References llvm::ISD::AND, llvm::SystemZICMP::Any, llvm::SystemZ::CCMASK_CMP_EQ, llvm::SystemZ::CCMASK_CMP_GT, llvm::SystemZ::CCMASK_CMP_LE, llvm::SystemZ::CCMASK_CMP_NE, llvm::SystemZ::CCMASK_TM, llvm::dyn_cast(), llvm::SelectionDAG::getConstant(), getTestUnderMaskCond(), llvm::ConstantSDNode::getZExtValue(), llvm::MVT::i64, isSimpleShift(), llvm::BitmaskEnumDetail::Mask(), llvm::ISD::SHL, llvm::SystemZICMP::SignedOnly, llvm::ISD::SRL, llvm::SystemZISD::TM, and llvm::SystemZICMP::UnsignedOnly.

Referenced by getCmp().

◆ adjustICmpTruncate()

static void adjustICmpTruncate ( SelectionDAG &  DAG,
const SDLoc &  DL,
Comparison &  C 
)
static

Definition at line 2281 of file SystemZISelLowering.cpp.

References llvm::ISD::Constant, llvm::SelectionDAG::getConstant(), llvm::ISD::LOAD, llvm::ISD::SEXTLOAD, llvm::SystemZICMP::SignedOnly, llvm::ISD::TRUNCATE, llvm::SystemZICMP::UnsignedOnly, and llvm::ISD::ZEXTLOAD.

Referenced by getCmp().

◆ adjustSubwordCmp()

static void adjustSubwordCmp ( SelectionDAG &  DAG,
const SDLoc &  DL,
Comparison &  C 
)
static

Definition at line 2055 of file SystemZISelLowering.cpp.

References llvm::SystemZICMP::Any, llvm::SystemZ::CCMASK_CMP_GE, llvm::SystemZ::CCMASK_CMP_GT, llvm::SystemZ::CCMASK_CMP_LT, llvm::ISD::Constant, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getExtLoad(), llvm::MVT::i32, llvm::SPII::Load, llvm::ISD::LOAD, llvm::BitmaskEnumDetail::Mask(), llvm::SelectionDAG::ReplaceAllUsesOfValueWith(), llvm::ISD::SEXTLOAD, llvm::SystemZICMP::SignedOnly, llvm::SystemZICMP::UnsignedOnly, and llvm::ISD::ZEXTLOAD.

Referenced by getCmp().

◆ adjustZeroCmp()

static void adjustZeroCmp ( SelectionDAG &  DAG,
const SDLoc &  DL,
Comparison &  C 
)
static

Definition at line 2035 of file SystemZISelLowering.cpp.

References llvm::SystemZ::CCMASK_CMP_EQ, llvm::SystemZ::CCMASK_CMP_GE, llvm::SystemZ::CCMASK_CMP_GT, llvm::SystemZ::CCMASK_CMP_LE, llvm::SystemZ::CCMASK_CMP_LT, llvm::dyn_cast(), llvm::SelectionDAG::getConstant(), and llvm::SystemZICMP::UnsignedOnly.

Referenced by getCmp().

◆ buildMergeScalars()

static SDValue buildMergeScalars ( SelectionDAG &  DAG,
const SDLoc &  DL,
EVT  VT,
SDValue  Op0,
SDValue  Op1 
)
static

Definition at line 4872 of file SystemZISelLowering.cpp.

References buildScalarToVector(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::isUndef(), llvm::SystemZISD::MERGE_HIGH, and llvm::SystemZISD::REPLICATE.

Referenced by tryBuildVectorShuffle().

◆ buildScalarToVector()

static SDValue buildScalarToVector ( SelectionDAG &  DAG,
const SDLoc &  DL,
EVT  VT,
SDValue  Value 
)
static

Definition at line 4856 of file SystemZISelLowering.cpp.

References llvm::ISD::Constant, llvm::ISD::ConstantFP, llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SelectionDAG::getUNDEF(), llvm::EVT::getVectorNumElements(), llvm::SDValue::isUndef(), and llvm::ISD::SCALAR_TO_VECTOR.

Referenced by buildMergeScalars(), and tryBuildVectorShuffle().

◆ canUseSiblingCall()

static bool canUseSiblingCall ( const CCState &  ArgCCInfo,
SmallVectorImpl< CCValAssign > &  ArgLocs,
SmallVectorImpl< ISD::OutputArg > &  Outs 
)
static

Definition at line 1510 of file SystemZISelLowering.cpp.

References E, llvm::CCValAssign::getLocInfo(), llvm::CCValAssign::getLocReg(), I, llvm::CCValAssign::Indirect, llvm::CCValAssign::isRegLoc(), Reg, and llvm::SmallVectorBase< SmallVectorSizeType< T > >::size().

Referenced by llvm::SystemZTargetLowering::LowerCall().

◆ CCMaskForCondCode()

static unsigned CCMaskForCondCode ( ISD::CondCode  CC)
static

Definition at line 2010 of file SystemZISelLowering.cpp.

References llvm::SystemZ::CCMASK_CMP_O, llvm::SystemZ::CCMASK_CMP_UO, CONV, EQ, llvm::AArch64CC::GE, llvm::AArch64CC::GT, llvm::AArch64CC::LE, llvm_unreachable, llvm::AArch64CC::LT, llvm::AArch64CC::NE, llvm::ISD::SETO, and llvm::ISD::SETUO.

Referenced by getCmp().

◆ checkCCKill()

static bool checkCCKill ( MachineInstr &  MI,
MachineBasicBlock *  MBB 
)
static

Definition at line 7039 of file SystemZISelLowering.cpp.

References llvm::MachineInstr::definesRegister(), llvm::MachineBasicBlock::end(), llvm::MachineInstr::readsRegister(), SI, llvm::MachineBasicBlock::succ_begin(), and llvm::MachineBasicBlock::succ_end().

Referenced by createPHIsForSelects().

◆ chooseShuffleOpNos()

static bool chooseShuffleOpNos ( int *  OpNos,
unsigned &  OpNo0,
unsigned &  OpNo1 
)
static

Definition at line 4269 of file SystemZISelLowering.cpp.

Referenced by isShlDoublePermute(), and matchPermute().

◆ combineCCMask()

static bool combineCCMask ( SDValue &  CCReg,
int &  CCValid,
int &  CCMask 
)
static

Definition at line 6447 of file SystemZISelLowering.cpp.

References llvm::BeforeLegalizeTypes, llvm::SystemZISD::BR_CCMASK, C, llvm::SystemZ::CCMASK_CMP_EQ, llvm::SystemZ::CCMASK_CMP_NE, llvm::SystemZ::CCMASK_ICMP, llvm::dyn_cast(), llvm::SelectionDAG::getLoad(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDNode::getOpcode(), llvm::SDNode::getOperand(), llvm::SelectionDAG::getStore(), llvm::SelectionDAG::getTargetConstant(), llvm::SDNode::getValueType(), llvm::ConstantSDNode::getZExtValue(), llvm::MVT::i32, llvm::SystemZISD::ICMP, llvm::SystemZISD::IPM, llvm::SystemZ::IPM_CC, llvm::SelectionDAG::isConstantIntBuildVectorOrConstantInt(), llvm::TargetLoweringBase::isTypeLegal(), llvm::EVT::isVector(), N, llvm::SystemZISD::PCREL_WRAPPER, llvm::SystemZ::reverseCCMask(), llvm::MCID::Select, llvm::SystemZISD::SELECT_CCMASK, llvm::ISD::SHL, llvm::ISD::SRA, and llvm::SelectionDAG::UnrollVectorOp().

◆ computeKnownBitsBinOp()

static void computeKnownBitsBinOp ( const SDValue  Op,
KnownBits &  Known,
const APInt &  DemandedElts,
const SelectionDAG &  DAG,
unsigned  Depth,
unsigned  OpNo 
)
static

Definition at line 6808 of file SystemZISelLowering.cpp.

References llvm::SelectionDAG::computeKnownBits(), getDemandedSrcElements(), llvm::SDValue::getOperand(), llvm::KnownBits::One, and llvm::KnownBits::Zero.

Referenced by llvm::SystemZTargetLowering::computeKnownBitsForTargetNode().

◆ computeNumSignBitsBinOp()

static unsigned computeNumSignBitsBinOp ( SDValue  Op,
const APInt &  DemandedElts,
const SelectionDAG &  DAG,
unsigned  Depth,
unsigned  OpNo 
)
static

Definition at line 6917 of file SystemZISelLowering.cpp.

References assert(), llvm::SelectionDAG::ComputeNumSignBits(), getDemandedSrcElements(), llvm::SDValue::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::SDValue::getScalarValueSizeInBits(), llvm::SDValue::getValueType(), and llvm::min().

Referenced by llvm::SystemZTargetLowering::ComputeNumSignBitsForTargetNode().

◆ convertLocVTToValVT()

static SDValue convertLocVTToValVT ( SelectionDAG &  DAG,
const SDLoc &  DL,
CCValAssign &  VA,
SDValue  Chain,
SDValue  Value 
)
static

Definition at line 1311 of file SystemZISelLowering.cpp.

References assert(), llvm::ISD::AssertSext, llvm::ISD::AssertZext, llvm::CCValAssign::BCvt, llvm::ISD::BITCAST, llvm::CCValAssign::Full, llvm::SelectionDAG::getBuildVector(), llvm::CCValAssign::getLocInfo(), llvm::CCValAssign::getLocVT(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getUNDEF(), llvm::SelectionDAG::getValueType(), llvm::CCValAssign::getValVT(), llvm::MVT::i64, llvm::CCValAssign::isExtInLoc(), llvm::MVT::isVector(), llvm::CCValAssign::SExt, llvm::ISD::TRUNCATE, llvm::MVT::v2i64, and llvm::CCValAssign::ZExt.

Referenced by llvm::SystemZTargetLowering::LowerCall(), and llvm::SystemZTargetLowering::LowerFormalArguments().

◆ convertValVTToLocVT()

static SDValue convertValVTToLocVT ( SelectionDAG &  DAG,
const SDLoc &  DL,
CCValAssign &  VA,
SDValue  Value 
)
static

Definition at line 1340 of file SystemZISelLowering.cpp.

References llvm::CCValAssign::AExt, llvm::ISD::ANY_EXTEND, assert(), llvm::CCValAssign::BCvt, llvm::ISD::BITCAST, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::CCValAssign::Full, llvm::SelectionDAG::getConstant(), llvm::CCValAssign::getLocInfo(), llvm::CCValAssign::getLocVT(), llvm::SelectionDAG::getNode(), llvm::CCValAssign::getValVT(), llvm::MVT::i32, llvm::MVT::i64, llvm::MVT::isVector(), llvm_unreachable, llvm::CCValAssign::SExt, llvm::ISD::SIGN_EXTEND, llvm::MVT::v2i64, llvm::ISD::ZERO_EXTEND, and llvm::CCValAssign::ZExt.

Referenced by llvm::SystemZTargetLowering::LowerCall(), and llvm::SystemZTargetLowering::LowerReturn().

◆ createPHIsForSelects()

static void createPHIsForSelects ( SmallVector< MachineInstr *, 8 > &  Selects,
MachineBasicBlock *  TrueMBB,
MachineBasicBlock *  FalseMBB,
MachineBasicBlock *  SinkMBB 
)
static

Definition at line 7084 of file SystemZISelLowering.cpp.

References llvm::ARM_AM::add, llvm::MachineInstrBuilder::add(), llvm::MachineInstrBuilder::addImm(), llvm::MachineBasicBlock::addLiveIn(), llvm::MachineInstrBuilder::addMBB(), llvm::MachineInstrBuilder::addMemOperand(), llvm::MachineInstr::addOperand(), llvm::MachineInstrBuilder::addReg(), llvm::MachineBasicBlock::addSuccessor(), llvm::AMDGPU::HSAMD::Kernel::Arg::Key::Align, assert(), llvm::SmallVectorTemplateCommon< T >::back(), llvm::MachineBasicBlock::begin(), llvm::BuildMI(), llvm::SystemZ::CCMASK_3, llvm::SystemZ::CCMASK_ANY, llvm::SystemZ::CCMASK_CMP_EQ, llvm::SystemZ::CCMASK_CMP_LT, llvm::SystemZ::CCMASK_CMP_NE, llvm::SystemZ::CCMASK_CS, llvm::SystemZ::CCMASK_CS_NE, llvm::SystemZ::CCMASK_ICMP, checkCCKill(), llvm::SystemZISD::CLC, llvm::MachineOperand::CreateReg(), llvm::MachineRegisterInfo::createVirtualRegister(), llvm::RegState::Define, DL, earlyUseOperand(), llvm::SystemZ::emitBlockAfter(), llvm::DenseMapBase< DenseMap< KeyT, ValueT, KeyInfoT, BucketT >, KeyT, ValueT, KeyInfoT, BucketT >::end(), llvm::MachineBasicBlock::end(), llvm::MachineInstr::eraseFromParent(), llvm::DenseMapBase< DenseMap< KeyT, ValueT, KeyInfoT, BucketT >, KeyT, ValueT, KeyInfoT, BucketT >::find(), forceReg(), llvm::SystemZMC::FP64Regs, llvm::SmallVectorTemplateCommon< T >::front(), llvm::MCInstrInfo::get(), llvm::MachineInstr::getDebugLoc(), llvm::MachineBasicBlock::getFirstNonPHI(), llvm::MachineInstr::getFlags(), llvm::MachineOperand::getImm(), llvm::TargetSubtargetInfo::getInstrInfo(), llvm::MachineFunction::getMachineMemOperand(), llvm::MachineInstr::getNumExplicitOperands(), llvm::SystemZInstrInfo::getOpcodeForOffset(), llvm::MachineInstr::getOperand(), llvm::MachineBasicBlock::getParent(), llvm::MachineFunction::getProperties(), llvm::MachineOperand::getReg(), llvm::MachineRegisterInfo::getRegClass(), llvm::MachineFunction::getRegInfo(), llvm::SystemZTargetLowering::getStackProbeSize(), llvm::MachineFunction::getSubtarget(), llvm::SystemZMC::GR64Regs, llvm::TargetFrameLowering::hasFP(), llvm::MipsISD::Hi, I, llvm::MachineOperand::isIdenticalTo(), isSelectPseudo(), llvm::MachineInstr::killsRegister(), llvm::MipsISD::Lo, MBB, llvm::MachineInstr::memoperands(), MI, llvm::min(), llvm::MachineMemOperand::MOLoad, llvm::MachineMemOperand::MOVolatile, MRI, llvm::SystemZISD::MVC, llvm::MachineFunctionProperties::NoPHIs, llvm::SystemZ::PFD_WRITE, llvm::SmallVectorTemplateBase< T >::push_back(), Reg, Register, llvm::MachineInstr::registerDefIsDead(), llvm::MachineFunctionProperties::reset(), llvm::MachineInstr::setDesc(), llvm::MachineOperand::setImm(), llvm::MachineInstrBuilder::setMemRefs(), llvm::MachineInstrBuilder::setMIFlags(), llvm::MachineBasicBlock::splice(), llvm::SystemZ::splitBlockAfter(), llvm::SystemZ::splitBlockBefore(), std::swap(), TII, and llvm::SystemZMC::VR128Regs.

◆ dumpBytes()

static void dumpBytes ( const SmallVectorImpl< int > &  Bytes,
std::string  Msg 
)
static

Definition at line 4748 of file SystemZISelLowering.cpp.

References B, llvm::ISD::BITCAST, llvm::dbgs(), llvm::dumpBytes(), findZeroVectorIdx(), llvm::MVT::getIntegerVT(), llvm::SelectionDAG::getNode(), llvm::MVT::getVectorVT(), I, LLVM_DEBUG, llvm::Log2_32_Ceil(), llvm::SmallVectorTemplateBase< T >::push_back(), llvm::SmallVectorBase< SmallVectorSizeType< T > >::size(), llvm::SystemZISD::UNPACKL_HIGH, llvm::SystemZ::VectorBits, and llvm::SystemZ::VectorBytes.

◆ earlyUseOperand()

static MachineOperand earlyUseOperand ( MachineOperand  Op)
static

Definition at line 74 of file SystemZISelLowering.cpp.

References llvm::MachineOperand::isReg(), and llvm::MachineOperand::setIsKill().

Referenced by createPHIsForSelects().

◆ emitCmp()

static SDValue emitCmp ( SelectionDAG &  DAG,
const SDLoc &  DL,
Comparison &  C 
)
static

Definition at line 2618 of file SystemZISelLowering.cpp.

Referenced by CC_MipsO32_FP64(), getAbsolute(), getCompareCC(), and isMulPowOf2().

◆ emitIntrinsicWithCC()

static SDNode* emitIntrinsicWithCC ( SelectionDAG &  DAG,
SDValue  Op,
unsigned  Opcode 
)
static

Definition at line 1992 of file SystemZISelLowering.cpp.

References llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getNumOperands(), llvm::SDValue::getOperand(), llvm::SDNode::getVTList(), I, Intr, llvm::SmallVectorTemplateBase< T >::push_back(), and llvm::SmallVectorImpl< T >::reserve().

Referenced by getCCResult().

◆ emitIntrinsicWithCCAndChain()

static SDNode* emitIntrinsicWithCCAndChain ( SelectionDAG &  DAG,
SDValue  Op,
unsigned  Opcode 
)
static

Definition at line 1972 of file SystemZISelLowering.cpp.

References assert(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getNumOperands(), llvm::SDNode::getNumValues(), llvm::SDValue::getOperand(), llvm::SelectionDAG::getVTList(), I, llvm::MVT::i32, Intr, llvm::MVT::Other, llvm::SmallVectorTemplateBase< T >::push_back(), llvm::SelectionDAG::ReplaceAllUsesOfValueWith(), and llvm::SmallVectorImpl< T >::reserve().

Referenced by getCCResult().

◆ emitSETCC()

static SDValue emitSETCC ( SelectionDAG &  DAG,
const SDLoc &  DL,
SDValue  CCReg,
unsigned  CCValid,
unsigned  CCMask 
)
static

Definition at line 2679 of file SystemZISelLowering.cpp.

References llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetConstant(), llvm::MVT::i32, and llvm::SystemZISD::SELECT_CCMASK.

Referenced by isSubBorrowChain(), and llvm::SystemZTargetLowering::LowerOperationWrapper().

◆ expandV4F32ToV2F64()

static SDValue expandV4F32ToV2F64 ( SelectionDAG &  DAG,
int  Start,
const SDLoc &  DL,
SDValue  Op,
SDValue  Chain 
)
static

Definition at line 2761 of file SystemZISelLowering.cpp.

◆ findZeroVectorIdx()

static uint32_t findZeroVectorIdx ( SDValue *  Ops,
unsigned  Num 
)
static

Definition at line 4480 of file SystemZISelLowering.cpp.

References I, and isZeroVector().

Referenced by dumpBytes(), and getGeneralPermuteNode().

◆ forceReg()

static Register forceReg ( MachineInstr &  MI,
MachineOperand &  Base,
const SystemZInstrInfo *  TII 
)
static

Definition at line 7019 of file SystemZISelLowering.cpp.

References llvm::ARM_AM::add, llvm::BuildMI(), llvm::MachineRegisterInfo::createVirtualRegister(), llvm::MachineInstr::getDebugLoc(), llvm::MachineBasicBlock::getParent(), llvm::MachineInstr::getParent(), llvm::MachineOperand::getReg(), llvm::MachineFunction::getRegInfo(), llvm::MachineOperand::isReg(), MBB, MRI, and Reg.

Referenced by createPHIsForSelects().

◆ getAbsolute()

static SDValue getAbsolute ( SelectionDAG &  DAG,
const SDLoc &  DL,
SDValue  Op,
bool  IsNegative 
)
static

Definition at line 2959 of file SystemZISelLowering.cpp.

References C, llvm::SystemZ::CCMASK_CMP_EQ, llvm::SystemZ::CCMASK_CMP_GT, llvm::SystemZ::CCMASK_CMP_LT, llvm::SystemZ::CCMASK_CMP_NE, llvm::ISD::Constant, DL, emitCmp(), getCmp(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOperand(), llvm::SelectionDAG::getTargetConstant(), llvm::SDValue::getValueType(), llvm::MVT::i32, llvm::SystemZISD::IABS, llvm::SystemZISD::ICMP, isAbsolute(), llvm::SystemZISD::SELECT_CCMASK, and llvm::ISD::SUB.

Referenced by llvm::ExpressionValue::isNegative().

◆ getCCResult()

static SDValue getCCResult ( SelectionDAG &  DAG,
SDValue  CCReg 
)
static

Definition at line 4123 of file SystemZISelLowering.cpp.

References assert(), DL, emitIntrinsicWithCC(), emitIntrinsicWithCCAndChain(), llvm::SelectionDAG::getConstant(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDNode::getNumValues(), llvm::SDValue::getOperand(), llvm::SDValue::getValueType(), llvm::SDNode::getVTList(), llvm::MVT::i32, llvm::SystemZISD::IPM, llvm::SystemZ::IPM_CC, isIntrinsicWithCC(), isIntrinsicWithCCAndChain(), llvm::ISD::MERGE_VALUES, llvm::SystemZISD::PERMUTE, llvm::SystemZISD::PERMUTE_DWORDS, llvm::SelectionDAG::ReplaceAllUsesOfValueWith(), llvm::ISD::SRL, llvm::SystemZISD::UNPACK_HIGH, llvm::SystemZISD::UNPACK_LOW, llvm::SystemZISD::UNPACKL_HIGH, llvm::SystemZISD::UNPACKL_LOW, llvm::SystemZ::VectorBytes, and llvm::SystemZISD::VSUM.

◆ getCmp()

static Comparison getCmp ( SelectionDAG &  DAG,
SDValue  CmpOp0,
SDValue  CmpOp1,
ISD::CondCode  Cond,
const SDLoc &  DL,
SDValue  Chain = SDValue(),
bool  IsSignaling = false 
)
static

Definition at line 2554 of file SystemZISelLowering.cpp.

References adjustForFNeg(), adjustForLTGFR(), adjustForRedundantAnd(), adjustForSubtraction(), adjustForTestUnderMask(), adjustICmpTruncate(), adjustSubwordCmp(), adjustZeroCmp(), llvm::SystemZICMP::Any, assert(), C, llvm::SystemZ::CCMASK_CMP_EQ, llvm::SystemZ::CCMASK_CMP_NE, llvm::SystemZ::CCMASK_CMP_UO, llvm::SystemZ::CCMASK_FCMP, llvm::SystemZ::CCMASK_ICMP, CCMaskForCondCode(), llvm::ISD::Constant, llvm::SystemZISD::FCMP, getIntrinsicCmp(), llvm::SDNode::getNumValues(), llvm::SDValue::getOpcode(), llvm::SDValue::getResNo(), llvm::SDNode::hasNUsesOfValue(), llvm::SystemZISD::ICMP, llvm::ISD::INTRINSIC_W_CHAIN, llvm::ISD::INTRINSIC_WO_CHAIN, isIntrinsicWithCC(), isIntrinsicWithCCAndChain(), llvm::SystemZ::reverseCCMask(), shouldSwapCmpOperands(), llvm::SelectionDAG::SignBitIsZero(), llvm::SystemZICMP::SignedOnly, llvm::SystemZISD::STRICT_FCMP, llvm::SystemZISD::STRICT_FCMPS, std::swap(), and llvm::SystemZICMP::UnsignedOnly.

Referenced by getAbsolute(), and INITIALIZE_PASS().

◆ getDemandedSrcElements()

static APInt getDemandedSrcElements ( SDValue  Op,
const APInt &  DemandedElts,
unsigned  OpNo 
)
static

Definition at line 6711 of file SystemZISelLowering.cpp.

References assert(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getValueType(), llvm::EVT::getVectorNumElements(), llvm::APInt::insertBits(), llvm::ISD::INTRINSIC_WO_CHAIN, llvm::EVT::isVector(), llvm::SystemZISD::JOIN_DWORDS, llvm_unreachable, llvm::APInt::lshr(), llvm::APInt::lshrInPlace(), llvm::BitmaskEnumDetail::Mask(), llvm::SystemZISD::SELECT_CCMASK, llvm::APInt::setBit(), llvm::APInt::trunc(), and llvm::MVT::v16i8.

Referenced by computeKnownBitsBinOp(), llvm::SystemZTargetLowering::computeKnownBitsForTargetNode(), computeNumSignBitsBinOp(), and llvm::SystemZTargetLowering::ComputeNumSignBitsForTargetNode().

◆ getGeneralPermuteNode()

static SDValue getGeneralPermuteNode ( SelectionDAG &  DAG,
const SDLoc &  DL,
SDValue *  Ops,
const SmallVectorImpl< int > &  Bytes 
)
static

Definition at line 4490 of file SystemZISelLowering.cpp.

References llvm::ARM_AM::add, assert(), llvm::ISD::BITCAST, findZeroVectorIdx(), llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getConstant(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), getPermuteNode(), getShuffleInput(), llvm::EVT::getStoreSize(), llvm::SelectionDAG::getTargetConstant(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), getVPermMask(), llvm::SDValue::hasOneUse(), I, llvm::MVT::i32, isShlDoublePermute(), llvm::SDValue::isUndef(), isUndef(), llvm::BitmaskEnumDetail::Mask(), matchDoublePermute(), matchPermute(), P, llvm::SystemZISD::PERMUTE, llvm::SystemZISD::SHL_DOUBLE, llvm::MVT::v16i8, llvm::ISD::VECTOR_SHUFFLE, and llvm::SystemZ::VectorBytes.

◆ getIntrinsicCmp()

static Comparison getIntrinsicCmp ( SelectionDAG &  DAG,
unsigned  Opcode,
SDValue  Call,
unsigned  CCValid,
uint64_t  CC,
ISD::CondCode  Cond 
)
static

Definition at line 2521 of file SystemZISelLowering.cpp.

References C, llvm_unreachable, 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 getCmp().

◆ getLoadStoreAddrMode()

static AddressingMode getLoadStoreAddrMode ( bool  HasVector,
Type *  Ty 
)
static

Definition at line 872 of file SystemZISelLowering.cpp.

References llvm::Type::isIntegerTy(), and llvm::SystemZISD::MVC.

Referenced by supportedAddressingMode().

◆ getPermuteNode()

static SDValue getPermuteNode ( SelectionDAG &  DAG,
const SDLoc &  DL,
const Permute &  P,
SDValue  Op0,
SDValue  Op1 
)
static

Definition at line 4444 of file SystemZISelLowering.cpp.

References llvm::ISD::BITCAST, llvm::MVT::getIntegerVT(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetConstant(), llvm::MVT::getVectorVT(), llvm::MVT::i32, llvm::SystemZISD::PACK, llvm::SystemZISD::PERMUTE_DWORDS, and llvm::SystemZ::VectorBytes.

Referenced by getGeneralPermuteNode().

◆ getShuffleInput()

static bool getShuffleInput ( const SmallVectorImpl< int > &  Bytes,
unsigned  Start,
unsigned  BytesPerElement,
int &  Base 
)
static

Definition at line 4393 of file SystemZISelLowering.cpp.

Referenced by getGeneralPermuteNode(), and llvm::SystemZTargetLowering::getTargetNodeName().

◆ getTestUnderMaskCond()

static unsigned getTestUnderMaskCond ( unsigned  BitSize,
unsigned  CCMask,
uint64_t  Mask,
uint64_t  CmpVal,
unsigned  ICmpType 
)
static

Definition at line 2320 of file SystemZISelLowering.cpp.

References assert(), llvm::SystemZ::CCMASK_ANY, llvm::SystemZ::CCMASK_CMP_EQ, llvm::SystemZ::CCMASK_CMP_GE, llvm::SystemZ::CCMASK_CMP_GT, llvm::SystemZ::CCMASK_CMP_LE, llvm::SystemZ::CCMASK_CMP_LT, llvm::SystemZ::CCMASK_CMP_NE, llvm::SystemZ::CCMASK_TM_ALL_0, llvm::SystemZ::CCMASK_TM_ALL_1, llvm::SystemZ::CCMASK_TM_MIXED_MSB_0, llvm::SystemZ::CCMASK_TM_MIXED_MSB_1, llvm::SystemZ::CCMASK_TM_MSB_0, llvm::SystemZ::CCMASK_TM_MSB_1, llvm::SystemZ::CCMASK_TM_SOME_0, llvm::SystemZ::CCMASK_TM_SOME_1, llvm::countLeadingZeros(), llvm::countTrailingZeros(), High, llvm::SystemZ::isImmHH(), llvm::SystemZ::isImmHL(), llvm::SystemZ::isImmLH(), llvm::SystemZ::isImmLL(), and llvm::SystemZICMP::SignedOnly.

Referenced by adjustForTestUnderMask().

◆ getVectorComparison()

static unsigned getVectorComparison ( ISD::CondCode  CC,
CmpMode  Mode 
)
static

Definition at line 2694 of file SystemZISelLowering.cpp.

References FP, Int, llvm_unreachable, llvm::ISD::SETEQ, llvm::ISD::SETGE, llvm::ISD::SETGT, llvm::ISD::SETOEQ, llvm::ISD::SETOGE, llvm::ISD::SETOGT, llvm::ISD::SETUGT, SignalingFP, llvm::SystemZISD::STRICT_VFCMPE, llvm::SystemZISD::STRICT_VFCMPES, llvm::SystemZISD::STRICT_VFCMPH, llvm::SystemZISD::STRICT_VFCMPHE, llvm::SystemZISD::STRICT_VFCMPHES, llvm::SystemZISD::STRICT_VFCMPHS, StrictFP, llvm::SystemZISD::VFCMPE, llvm::SystemZISD::VFCMPH, llvm::SystemZISD::VFCMPHE, llvm::SystemZISD::VICMPE, llvm::SystemZISD::VICMPH, and llvm::SystemZISD::VICMPHL.

Referenced by getVectorComparisonOrInvert().

◆ getVectorComparisonOrInvert()

static unsigned getVectorComparisonOrInvert ( ISD::CondCode  CC,
CmpMode  Mode,
bool &  Invert 
)
static

Definition at line 2743 of file SystemZISelLowering.cpp.

References llvm::MVT::f32, llvm::ISD::getSetCCInverse(), getVectorComparison(), llvm::MVT::i32, and Int.

◆ getVPermMask()

static bool getVPermMask ( SDValue  ShuffleOp,
SmallVectorImpl< int > &  Bytes 
)
static

Definition at line 4361 of file SystemZISelLowering.cpp.

References llvm::SDValue::getConstantOperandVal(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::EVT::getStoreSize(), llvm::SDValue::getValueType(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), I, llvm::SmallVectorImpl< T >::resize(), and llvm::SystemZISD::SPLAT.

Referenced by getGeneralPermuteNode(), and llvm::SystemZTargetLowering::getTargetNodeName().

◆ is32Bit()

static bool is32Bit ( EVT  VT)
static

Definition at line 61 of file SystemZISelLowering.cpp.

References llvm::EVT::getSimpleVT(), llvm::MVT::i32, llvm::MVT::i64, llvm_unreachable, and llvm::MVT::SimpleTy.

Referenced by lowerGR128Binary().

◆ isAbsolute()

static bool isAbsolute ( SDValue  CmpOp,
SDValue  Pos,
SDValue  Neg 
)
static

Definition at line 2948 of file SystemZISelLowering.cpp.

References llvm::ISD::Constant, llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::ISD::SIGN_EXTEND, and llvm::ISD::SUB.

Referenced by getAbsolute().

◆ isAddCarryChain()

static bool isAddCarryChain ( SDValue  Carry)
static

Definition at line 3685 of file SystemZISelLowering.cpp.

References llvm::ISD::ADDCARRY, llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), and llvm::ISD::UADDO.

Referenced by isSubBorrowChain().

◆ isIntrinsicWithCC()

static bool isIntrinsicWithCC ( SDValue  Op,
unsigned &  Opcode,
unsigned &  CCValid 
)
static

Definition at line 1814 of file SystemZISelLowering.cpp.

References llvm::SystemZ::CCMASK_0, llvm::SystemZ::CCMASK_3, llvm::SystemZ::CCMASK_ANY, llvm::SystemZ::CCMASK_TDC, llvm::SystemZ::CCMASK_VCMP, llvm::SDValue::getOperand(), llvm::SystemZISD::PACKLS_CC, llvm::SystemZISD::PACKS_CC, llvm::SystemZISD::TDC, llvm::SystemZISD::VFAE_CC, llvm::SystemZISD::VFAEZ_CC, llvm::SystemZISD::VFCMPES, llvm::SystemZISD::VFCMPHES, llvm::SystemZISD::VFCMPHS, llvm::SystemZISD::VFEE_CC, llvm::SystemZISD::VFEEZ_CC, llvm::SystemZISD::VFENE_CC, llvm::SystemZISD::VFENEZ_CC, llvm::SystemZISD::VFTCI, llvm::SystemZISD::VICMPES, llvm::SystemZISD::VICMPHLS, llvm::SystemZISD::VICMPHS, llvm::SystemZISD::VISTR_CC, llvm::SystemZISD::VSTRC_CC, llvm::SystemZISD::VSTRCZ_CC, llvm::SystemZISD::VSTRS_CC, llvm::SystemZISD::VSTRSZ_CC, and llvm::SystemZISD::VTM.

Referenced by llvm::SystemZTargetLowering::computeKnownBitsForTargetNode(), getCCResult(), and getCmp().

◆ isIntrinsicWithCCAndChain()

static bool isIntrinsicWithCCAndChain ( SDValue  Op,
unsigned &  Opcode,
unsigned &  CCValid 
)
static

Definition at line 1787 of file SystemZISelLowering.cpp.

References llvm::SystemZ::CCMASK_TBEGIN, llvm::SystemZ::CCMASK_TEND, llvm::SDValue::getOperand(), llvm::SystemZISD::TBEGIN, llvm::SystemZISD::TBEGIN_NOFLOAT, and llvm::SystemZISD::TEND.

Referenced by getCCResult(), and getCmp().

◆ isNaturalMemoryOperand()

static bool isNaturalMemoryOperand ( SDValue  Op,
unsigned  ICmpType 
)
static

Definition at line 2129 of file SystemZISelLowering.cpp.

References llvm::dyn_cast(), llvm::SDValue::getNode(), llvm::MVT::i8, llvm::SPII::Load, llvm::ISD::NON_EXTLOAD, llvm::ISD::SEXTLOAD, llvm::SystemZICMP::SignedOnly, llvm::SystemZICMP::UnsignedOnly, and llvm::ISD::ZEXTLOAD.

Referenced by shouldSwapCmpOperands().

◆ isScalarToVector()

static bool isScalarToVector ( SDValue  Op)
static

Definition at line 4847 of file SystemZISelLowering.cpp.

References E, llvm::SDValue::getNumOperands(), llvm::SDValue::getOperand(), I, and llvm::SDValue::isUndef().

Referenced by tryBuildVectorShuffle().

◆ isSelectPseudo()

static bool isSelectPseudo ( MachineInstr &  MI)
static

Definition at line 7064 of file SystemZISelLowering.cpp.

References llvm::MachineInstr::getOpcode().

Referenced by createPHIsForSelects().

◆ isShlDoublePermute()

static bool isShlDoublePermute ( const SmallVectorImpl< int > &  Bytes,
unsigned &  StartIndex,
unsigned &  OpNo0,
unsigned &  OpNo1 
)
static

Definition at line 4416 of file SystemZISelLowering.cpp.

References chooseShuffleOpNos(), I, and llvm::SystemZ::VectorBytes.

Referenced by getGeneralPermuteNode().

◆ isSimpleShift()

static bool isSimpleShift ( SDValue  N,
unsigned &  ShiftVal 
)
static

Definition at line 2301 of file SystemZISelLowering.cpp.

References llvm::dyn_cast(), llvm::SDValue::getOperand(), llvm::SDValue::getValueSizeInBits(), and llvm::ConstantSDNode::getZExtValue().

Referenced by adjustForTestUnderMask().

◆ isSubBorrowChain()

static bool isSubBorrowChain ( SDValue  Carry)
static

Definition at line 3691 of file SystemZISelLowering.cpp.

References llvm::ISD::ADD, llvm::SystemZISD::ADDCARRY, llvm::ISD::ADDCARRY, llvm::ISD::AND, llvm::ISD::ANY_EXTEND, assert(), llvm::SystemZISD::ATOMIC_CMP_SWAP, llvm::SystemZISD::ATOMIC_CMP_SWAPW, llvm::ISD::ATOMIC_LOAD_ADD, llvm::SystemZISD::ATOMIC_LOADW_ADD, llvm::SystemZISD::ATOMIC_LOADW_AND, llvm::SystemZISD::ATOMIC_LOADW_NAND, llvm::SystemZISD::ATOMIC_LOADW_SUB, llvm::SystemZISD::ATOMIC_SWAPW, llvm::ISD::BITCAST, llvm::SystemZ::CCMASK_CMP_EQ, llvm::SystemZ::CCMASK_CS, llvm::SystemZ::CCMASK_CS_EQ, llvm::SystemZ::CCMASK_ICMP, llvm::SystemZ::CCMASK_LOGICAL, llvm::SystemZ::CCMASK_LOGICAL_BORROW, llvm::SystemZ::CCMASK_LOGICAL_CARRY, llvm::SelectionDAG::computeKnownBits(), DL, emitSETCC(), llvm::ISD::EXTLOAD, llvm::SystemZISD::GET_CCMASK, llvm::APInt::getActiveBits(), llvm::SelectionDAG::getAtomic(), llvm::Function::getCallingConv(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getCopyFromReg(), llvm::SelectionDAG::getCopyToReg(), llvm::SelectionDAG::getExtLoad(), llvm::MachineFunction::getFunction(), llvm::MachineFunction::getInfo(), llvm::SelectionDAG::getLoad(), llvm::SelectionDAG::getMachineFunction(), llvm::SelectionDAG::getMachineNode(), llvm::KnownBits::getMaxValue(), llvm::SelectionDAG::getMemIntrinsicNode(), llvm::SelectionDAG::getMergeValues(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDNode::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::SDNode::getSimpleValueType(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getSplatBuildVector(), llvm::SelectionDAG::getStore(), llvm::SelectionDAG::getTargetConstant(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::SelectionDAG::getTruncStore(), llvm::SDValue::getValue(), llvm::SDValue::getValueType(), llvm::SDNode::getValueType(), llvm::SelectionDAG::getVTList(), llvm::SDNode::getVTList(), llvm::CallingConv::GHC, llvm::Function::hasFnAttribute(), I, llvm::MVT::i1, llvm::MVT::i32, llvm::MVT::i64, isAddCarryChain(), llvm::isInt< 32 >(), llvm::TargetLoweringBase::isTypeLegal(), llvm::EVT::isVector(), llvm_unreachable, llvm::Log2_32_Ceil(), llvm::SystemZISD::MEMBARRIER, llvm::ISD::MERGE_VALUES, llvm::min(), llvm::MachineMemOperand::MONone, llvm::MachineMemOperand::MOVolatile, N, llvm::ISD::OR, llvm::MVT::Other, llvm::SystemZ::PFD_READ, llvm::SystemZ::PFD_WRITE, llvm::SystemZISD::POPCNT, llvm::SystemZISD::PREFETCH, llvm::SelectionDAG::ReplaceAllUsesOfValueWith(), llvm::report_fatal_error(), llvm::ISD::ROTL, llvm::SequentiallyConsistent, llvm::ISD::SHL, SI, llvm::ISD::SRL, llvm::ISD::SUB, llvm::SystemZISD::SUBCARRY, llvm::ISD::SUBCARRY, Success, llvm::SyncScope::System, llvm::ISD::TRUNCATE, llvm::ISD::USUBO, llvm::MVT::v16i8, llvm::MVT::v4i32, llvm::SystemZISD::VSHL_BY_SCALAR, llvm::SystemZISD::VSRL_BY_SCALAR, and llvm::SystemZISD::VSUM.

◆ isVectorElementSwap()

static bool isVectorElementSwap ( ArrayRef< int >  M,
EVT  VT 
)
static

Definition at line 5999 of file SystemZISelLowering.cpp.

References llvm::ISD::ANY_EXTEND, llvm::ISD::BITCAST, llvm::ISD::BSWAP, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::LoadSDNode::getBasePtr(), llvm::MemSDNode::getChain(), llvm::ShuffleVectorSDNode::getMask(), llvm::SelectionDAG::getMemIntrinsicNode(), llvm::MemSDNode::getMemOperand(), llvm::MemSDNode::getMemoryVT(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDNode::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getTruncStore(), llvm::SDValue::getValue(), llvm::SDValue::getValueType(), llvm::SDNode::getValueType(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::SelectionDAG::getVTList(), llvm::SDValue::hasOneUse(), llvm::MVT::i16, llvm::MVT::i32, llvm::EVT::isInteger(), llvm::ISD::isNON_EXTLoad(), llvm::EVT::isSimple(), llvm::EVT::isVector(), llvm::ARM_MB::LD, llvm::SPII::Load, N, llvm::MVT::Other, llvm::SystemZISD::REPLICATE, llvm::SystemZISD::STRV, llvm::ISD::VECTOR_SHUFFLE, llvm::SystemZISD::VLER, and llvm::SystemZISD::VSTER.

◆ isZeroVector()

static bool isZeroVector ( SDValue  N)
static

Definition at line 4470 of file SystemZISelLowering.cpp.

References llvm::ISD::BITCAST, llvm::SDValue::getNode(), llvm::SDNode::getOpcode(), llvm::SDNode::getOperand(), llvm::ISD::isBuildVectorAllZeros(), and llvm::ISD::SPLAT_VECTOR.

Referenced by findZeroVectorIdx().

◆ joinDwords()

static SDValue joinDwords ( SelectionDAG &  DAG,
const SDLoc &  DL,
SDValue  Op0,
SDValue  Op1 
)
static

Definition at line 4888 of file SystemZISelLowering.cpp.

References llvm::ISD::ANY_EXTEND, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getUNDEF(), llvm::MVT::i64, llvm::SDValue::isUndef(), llvm::SystemZISD::JOIN_DWORDS, and llvm::MVT::v2i64.

Referenced by tryBuildVectorShuffle().

◆ lowerGR128Binary()

static void lowerGR128Binary ( SelectionDAG &  DAG,
const SDLoc &  DL,
EVT  VT,
unsigned  Opcode,
SDValue  Op0,
SDValue  Op1,
SDValue &  Even,
SDValue &  Odd 
)
static

Definition at line 2667 of file SystemZISelLowering.cpp.

References llvm::SystemZ::even128(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetExtractSubreg(), is32Bit(), llvm::SystemZ::odd128(), and llvm::MVT::Untyped.

◆ lowerGR128ToI128()

static SDValue lowerGR128ToI128 ( SelectionDAG &  DAG,
SDValue  In 
)
static

Definition at line 5477 of file SystemZISelLowering.cpp.

References llvm::ISD::BUILD_PAIR, DL, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetExtractSubreg(), llvm::MipsISD::Hi, llvm::MVT::i128, llvm::MVT::i64, and llvm::MipsISD::Lo.

Referenced by llvm::SystemZTargetLowering::LowerOperationWrapper().

◆ lowerI128ToGR128()

static SDValue lowerI128ToGR128 ( SelectionDAG &  DAG,
SDValue  In 
)
static

Definition at line 5466 of file SystemZISelLowering.cpp.

References DL, llvm::ISD::EXTRACT_ELEMENT, llvm::SelectionDAG::getIntPtrConstant(), llvm::SelectionDAG::getMachineNode(), llvm::SelectionDAG::getNode(), llvm::MipsISD::Hi, llvm::MVT::i64, llvm::MipsISD::Lo, and llvm::MVT::Untyped.

Referenced by llvm::SystemZTargetLowering::LowerOperationWrapper().

◆ lowerMUL_LOHI32()

static void lowerMUL_LOHI32 ( SelectionDAG &  DAG,
const SDLoc &  DL,
unsigned  Extend,
SDValue  Op0,
SDValue  Op1,
SDValue &  Hi,
SDValue &  Lo 
)
static

Definition at line 2651 of file SystemZISelLowering.cpp.

References llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::MVT::i32, llvm::MVT::i64, llvm::ISD::MUL, llvm::ISD::SRL, and llvm::ISD::TRUNCATE.

◆ matchDoublePermute() [1/2]

static bool matchDoublePermute ( const SmallVectorImpl< int > &  Bytes,
const Permute &  P,
SmallVectorImpl< int > &  Transform 
)
static

Definition at line 4329 of file SystemZISelLowering.cpp.

References From, and llvm::SystemZ::VectorBytes.

Referenced by getGeneralPermuteNode(), and matchDoublePermute().

◆ matchDoublePermute() [2/2]

static const Permute* matchDoublePermute ( const SmallVectorImpl< int > &  Bytes,
SmallVectorImpl< int > &  Transform 
)
static

Definition at line 4351 of file SystemZISelLowering.cpp.

References matchDoublePermute(), and P.

◆ matchPermute() [1/2]

static bool matchPermute ( const SmallVectorImpl< int > &  Bytes,
const Permute &  P,
unsigned &  OpNo0,
unsigned &  OpNo1 
)
static

Definition at line 4292 of file SystemZISelLowering.cpp.

References chooseShuffleOpNos(), I, and llvm::SystemZ::VectorBytes.

Referenced by getGeneralPermuteNode(), and matchPermute().

◆ matchPermute() [2/2]

static const Permute* matchPermute ( const SmallVectorImpl< int > &  Bytes,
unsigned &  OpNo0,
unsigned &  OpNo1 
)
static

Definition at line 4316 of file SystemZISelLowering.cpp.

References matchPermute(), and P.

◆ MergeInputChains()

static SDValue MergeInputChains ( SDNode *  N1,
SDNode *  N2 
)
static

Definition at line 6166 of file SystemZISelLowering.cpp.

References llvm::BeforeLegalizeTypes, llvm::ISD::BITCAST, llvm::ISD::BSWAP, llvm::ISD::Constant, llvm::dyn_cast(), llvm::ISD::EXTRACT_VECTOR_ELT, llvm::MVT::f32, llvm::MVT::f64, llvm::LoadSDNode::getBasePtr(), llvm::MemSDNode::getChain(), llvm::SelectionDAG::getConstant(), llvm::MVT::getIntegerVT(), llvm::ShuffleVectorSDNode::getMask(), llvm::SelectionDAG::getMemIntrinsicNode(), llvm::MemSDNode::getMemOperand(), llvm::MemSDNode::getMemoryVT(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getOpcode(), llvm::SDNode::getOpcode(), llvm::SDValue::getOperand(), llvm::SDNode::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::SDValue::getValue(), llvm::SDValue::getValueType(), llvm::SDNode::getValueType(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::SelectionDAG::getVectorShuffle(), llvm::MVT::getVectorVT(), llvm::SelectionDAG::getVTList(), llvm::SDNode::getVTList(), llvm::SDValue::hasOneUse(), llvm::SDNode::hasOneUse(), llvm::MVT::i16, llvm::MVT::i32, llvm::ISD::INSERT_VECTOR_ELT, llvm::SelectionDAG::isConstantIntBuildVectorOrConstantInt(), llvm::ISD::isNON_EXTLoad(), llvm::SDNode::isStrictFPOpcode(), llvm::SDValue::isUndef(), llvm::EVT::isVector(), llvm::ARM_MB::LD, llvm::SPII::Load, llvm::SystemZISD::LRV, llvm::ISD::MERGE_VALUES, llvm::MVT::Other, llvm::SelectionDAG::ReplaceAllUsesOfValueWith(), llvm::ISD::SIGN_EXTEND, llvm::SystemZISD::STRICT_VEXTEND, llvm::SystemZISD::STRICT_VROUND, llvm::ISD::TRUNCATE, llvm::ISD::UINT_TO_FP, llvm::SDNode::uses(), llvm::MVT::v2f64, llvm::MVT::v4f32, llvm::SystemZISD::VEXTEND, llvm::SystemZISD::VROUND, and llvm::ISD::ZERO_EXTEND.

◆ parseRegisterNumber()

static std::pair<unsigned, const TargetRegisterClass *> parseRegisterNumber ( StringRef  Constraint,
const TargetRegisterClass *  RC,
const unsigned *  Map,
unsigned  Size 
)
static

Definition at line 1106 of file SystemZISelLowering.cpp.

References assert(), llvm::StringRef::end(), llvm::Failed(), llvm::StringRef::size(), and llvm::StringRef::slice().

Referenced by llvm::SystemZTargetLowering::getRegForInlineAsmConstraint().

◆ shouldSwapCmpOperands()

static bool shouldSwapCmpOperands ( const Comparison &  C)
static

Definition at line 2151 of file SystemZISelLowering.cpp.

References llvm::ISD::AND, llvm::ISD::Constant, llvm::dyn_cast(), llvm::MVT::f128, llvm::isInt< 16 >(), isNaturalMemoryOperand(), llvm::isUInt< 16 >(), llvm::ISD::SIGN_EXTEND, llvm::SystemZICMP::SignedOnly, llvm::SystemZICMP::UnsignedOnly, and llvm::ISD::ZERO_EXTEND.

Referenced by getCmp().

◆ supportedAddressingMode()

static AddressingMode supportedAddressingMode ( Instruction *  I,
bool  HasVector 
)
static

Definition at line 888 of file SystemZISelLowering.cpp.

References C, getLoadStoreAddrMode(), llvm::User::getOperand(), llvm::Instruction::getParent(), llvm::Value::getType(), llvm::Value::hasOneUse(), I, llvm::Type::isFloatingPointTy(), llvm::isInt< 16 >(), llvm::isUInt< 16 >(), llvm::Type::isVectorTy(), and llvm::Value::user_begin().

Referenced by llvm::SystemZTargetLowering::isLegalAddressingMode().

◆ tryBuildVectorShuffle()

static SDValue tryBuildVectorShuffle ( SelectionDAG &  DAG,
BuildVectorSDNode *  BVN 
)
static

Definition at line 4909 of file SystemZISelLowering.cpp.

References assert(), llvm::ISD::BITCAST, llvm::ISD::BUILD_VECTOR, buildMergeScalars(), buildScalarToVector(), llvm::ISD::Constant, llvm::ISD::ConstantFP, DL, llvm::SmallVectorBase< SmallVectorSizeType< T > >::empty(), llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getConstant(), llvm::MVT::getIntegerVT(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SDValue::getNumOperands(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDNode::getOperand(), llvm::EVT::getScalarSizeInBits(), llvm::EVT::getScalarType(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getSplatVector(), llvm::SelectionDAG::getTargetConstant(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValueType(), llvm::SDNode::getValueType(), llvm::EVT::getVectorNumElements(), llvm::MVT::getVectorVT(), llvm::X86AS::GS, I, llvm::MVT::i32, llvm::ISD::INSERT_VECTOR_ELT, llvm::TargetLoweringBase::isOperationLegal(), isScalarToVector(), llvm::SDValue::isUndef(), isUndef(), llvm::SystemZVectorConstantInfo::isVectorConstantLegal(), joinDwords(), llvm::ISD::LOAD, llvm::SystemZISD::LRV, llvm::BitmaskEnumDetail::Mask(), llvm::SystemZISD::MERGE_HIGH, llvm::SmallVectorTemplateBase< T >::push_back(), llvm::SystemZISD::REPLICATE, llvm::ISD::SCALAR_TO_VECTOR, llvm::pdb::Single, llvm::SmallVectorBase< SmallVectorSizeType< T > >::size(), llvm::SystemZISD::SPLAT, llvm::ISD::TRUNCATE, llvm::SystemZISD::UNPACK_HIGH, llvm::MVT::v2f64, llvm::MVT::v2i64, llvm::MVT::v4f32, and llvm::SystemZ::VectorBits.

◆ VerifyVectorType()

static void VerifyVectorType ( MVT  VT,
EVT  ArgVT 
)
static

Definition at line 1293 of file SystemZISelLowering.cpp.

References llvm::EVT::isVector(), llvm::MVT::isVector(), and llvm::report_fatal_error().

Referenced by VerifyVectorTypes().

◆ VerifyVectorTypes() [1/2]

static void VerifyVectorTypes ( const SmallVectorImpl< ISD::InputArg > &  Ins)
static

Definition at line 1298 of file SystemZISelLowering.cpp.

References llvm::SmallVectorBase< SmallVectorSizeType< T > >::size(), and VerifyVectorType().

Referenced by llvm::SystemZTargetLowering::CanLowerReturn(), llvm::SystemZTargetLowering::LowerCall(), llvm::SystemZTargetLowering::LowerFormalArguments(), and llvm::SystemZTargetLowering::LowerReturn().

◆ VerifyVectorTypes() [2/2]

static void VerifyVectorTypes ( const SmallVectorImpl< ISD::OutputArg > &  Outs)
static

Definition at line 1303 of file SystemZISelLowering.cpp.

References llvm::SmallVectorBase< SmallVectorSizeType< T > >::size(), and VerifyVectorType().

Variable Documentation

◆ PermuteForms

const Permute PermuteForms[]
static

Definition at line 4220 of file SystemZISelLowering.cpp.

Generated on Thu Jul 16 2020 00:43:54 for LLVM by   doxygen 1.8.13