LLVM 20.0.0git
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/ISDOpcodes.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
#include "llvm/IR/GlobalAlias.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/Intrinsics.h"
#include "llvm/IR/IntrinsicsS390.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/KnownBits.h"
#include <cctype>
#include <optional>
#include "ZOSLibcallNames.def"
#include "SystemZGenCallingConv.inc"

Go to the source code of this file.

Classes

struct  AddressingMode
 

Macros

#define DEBUG_TYPE   "systemz-lower"
 
#define HANDLE_LIBCALL(code, name)   {RTLIB::code, name},
 
#define CONV(X)
 
#define OPCODE(NAME)   case SystemZISD::NAME: return "SystemZISD::" #NAME
 

Enumerations

enum class  CmpMode { Int , FP , StrictFP , 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 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 SDValue lowerI128ToGR128 (SelectionDAG &DAG, SDValue In)
 
static SDValue lowerGR128ToI128 (SelectionDAG &DAG, SDValue In)
 
static bool canUseSiblingCall (const CCState &ArgCCInfo, SmallVectorImpl< CCValAssign > &ArgLocs, SmallVectorImpl< ISD::OutputArg > &Outs)
 
static SDValue getADAEntry (SelectionDAG &DAG, SDValue Val, SDLoc DL, unsigned Offset, bool LoadAdr=false)
 
static SDValue getADAEntry (SelectionDAG &DAG, const GlobalValue *GV, SDLoc DL, EVT PtrVT)
 
static bool getzOSCalleeAndADA (SelectionDAG &DAG, SDValue &Callee, SDValue &ADA, SDLoc &DL, SDValue &Chain)
 
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 adjustICmp128 (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 void getCSAddressAndShifts (SDValue Addr, SelectionDAG &DAG, SDLoc DL, SDValue &AlignedAddr, SDValue &BitShift, SDValue &NegBitShift)
 
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 lowerAddrSpaceCast (SDValue Op, SelectionDAG &DAG)
 
static SDValue expandBitCastI128ToF128 (SelectionDAG &DAG, SDValue Src, const SDLoc &SL)
 
static SDValue expandBitCastF128ToI128 (SelectionDAG &DAG, SDValue Src, const SDLoc &SL)
 
static bool isI128MovedToParts (LoadSDNode *LD, SDNode *&LoPart, SDNode *&HiPart)
 
static bool isF128MovedToParts (LoadSDNode *LD, SDNode *&LoPart, SDNode *&HiPart)
 
static bool isVectorElementSwap (ArrayRef< int > M, EVT VT)
 
static bool isOnlyUsedByStores (SDValue StoredVal, SelectionDAG &DAG)
 
static bool isI128MovedFromParts (SDValue Val, SDValue &LoPart, SDValue &HiPart)
 
static bool isF128MovedFromParts (SDValue Val, SDValue &LoPart, SDValue &HiPart)
 
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")
llvm::SystemZ::CCMASK_CMP_UO
const unsigned CCMASK_CMP_UO
Definition: SystemZ.h:43

◆ DEBUG_TYPE

#define DEBUG_TYPE   "systemz-lower"

Definition at line 35 of file SystemZISelLowering.cpp.

◆ HANDLE_LIBCALL

#define HANDLE_LIBCALL (   code,
  name 
)    {RTLIB::code, name},

◆ OPCODE

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

Enumeration Type Documentation

◆ CmpMode

enum class CmpMode
strong
Enumerator
Int 
FP 
StrictFP 
SignalingFP 

Definition at line 3208 of file SystemZISelLowering.cpp.

Function Documentation

◆ adjustForFNeg()

static void adjustForFNeg ( Comparison &  C)
static

Definition at line 2677 of file SystemZISelLowering.cpp.

References llvm::CallingConv::C, llvm::ISD::FNEG, N, and llvm::SystemZ::reverseCCMask().

Referenced by getCmp().

◆ adjustForLTGFR()

static void adjustForLTGFR ( Comparison &  C)
static

Definition at line 2700 of file SystemZISelLowering.cpp.

References llvm::CallingConv::C, llvm::ISD::Constant, N, llvm::ISD::SHL, llvm::ISD::SIGN_EXTEND_INREG, and llvm::SDNode::uses().

Referenced by getCmp().

◆ adjustForRedundantAnd()

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

Definition at line 3011 of file SystemZISelLowering.cpp.

References llvm::ISD::AND, llvm::CallingConv::C, llvm::SelectionDAG::computeKnownBits(), and llvm::KnownBits::Zero.

Referenced by getCmp().

◆ adjustForSubtraction()

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

Definition at line 2651 of file SystemZISelLowering.cpp.

References llvm::CallingConv::C, llvm::SystemZ::CCMASK_CMP_EQ, llvm::SystemZ::CCMASK_CMP_NE, DL, llvm::SelectionDAG::getConstant(), N, and llvm::ISD::SUB.

Referenced by getCmp().

◆ adjustForTestUnderMask()

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

Definition at line 2854 of file SystemZISelLowering.cpp.

References llvm::ISD::AND, llvm::SystemZICMP::Any, llvm::ISD::BITCAST, llvm::CallingConv::C, 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::SystemZ::CCMASK_VCMP, llvm::SystemZ::CCMASK_VCMP_ALL, DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), getTestUnderMaskCond(), isSimpleShift(), llvm::ISD::SHL, llvm::SystemZICMP::SignedOnly, llvm::ISD::SRL, llvm::SystemZISD::TM, llvm::SystemZICMP::UnsignedOnly, and llvm::SystemZISD::VTM.

Referenced by getCmp().

◆ adjustICmp128()

static void adjustICmp128 ( SelectionDAG &  DAG,
const SDLoc &  DL,
Comparison &  C 
)
static

Definition at line 2964 of file SystemZISelLowering.cpp.

References llvm::ISD::BITCAST, llvm::CallingConv::C, llvm::SystemZ::CCMASK_1, 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_VCMP, llvm::SystemZ::CCMASK_VCMP_ALL, DL, llvm::SelectionDAG::getNode(), llvm::SystemZISD::ICMP, llvm_unreachable, llvm::SystemZISD::SCMP128HI, std::swap(), llvm::SystemZISD::UCMP128HI, llvm::SystemZICMP::UnsignedOnly, and llvm::SystemZISD::VICMPES.

Referenced by getCmp().

◆ adjustICmpTruncate()

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

Definition at line 2722 of file SystemZISelLowering.cpp.

References llvm::CallingConv::C, llvm::ISD::Constant, DL, 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 2492 of file SystemZISelLowering.cpp.

References llvm::SystemZICMP::Any, llvm::CallingConv::C, llvm::SystemZ::CCMASK_CMP_GE, llvm::SystemZ::CCMASK_CMP_GT, llvm::SystemZ::CCMASK_CMP_LT, llvm::ISD::Constant, DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getExtLoad(), llvm::ISD::LOAD, 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 2472 of file SystemZISelLowering.cpp.

References llvm::CallingConv::C, 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, DL, 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 5596 of file SystemZISelLowering.cpp.

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

◆ buildScalarToVector()

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

Definition at line 5580 of file SystemZISelLowering.cpp.

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

Referenced by buildMergeScalars().

◆ canUseSiblingCall()

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

Definition at line 1789 of file SystemZISelLowering.cpp.

References llvm::CCValAssign::getLocInfo(), llvm::CCValAssign::getLocReg(), I, llvm::CCValAssign::Indirect, llvm::CCValAssign::isRegLoc(), and llvm::SmallVectorBase< Size_T >::size().

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

◆ CCMaskForCondCode()

static unsigned CCMaskForCondCode ( ISD::CondCode  CC)
static

Definition at line 2447 of file SystemZISelLowering.cpp.

References CC, llvm::SystemZ::CCMASK_CMP_O, llvm::SystemZ::CCMASK_CMP_UO, CONV, EQ, llvm_unreachable, llvm::ISD::SETO, and llvm::ISD::SETUO.

Referenced by getCmp().

◆ checkCCKill()

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

Definition at line 8251 of file SystemZISelLowering.cpp.

References llvm::MachineInstr::definesRegister(), llvm::MachineBasicBlock::end(), MBB, MI, llvm::MachineInstr::readsRegister(), and llvm::MachineBasicBlock::successors().

◆ chooseShuffleOpNos()

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

Definition at line 4993 of file SystemZISelLowering.cpp.

Referenced by isShlDoublePermute(), and matchPermute().

◆ combineCCMask()

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

Definition at line 7644 of file SystemZISelLowering.cpp.

References llvm::SystemZ::CCMASK_CMP_EQ, llvm::SystemZ::CCMASK_CMP_NE, llvm::SystemZ::CCMASK_ICMP, llvm::SDValue::getNode(), llvm::SDNode::getOperand(), llvm::SystemZISD::ICMP, llvm::SystemZISD::IPM, llvm::SystemZ::IPM_CC, llvm::SystemZ::reverseCCMask(), llvm::SystemZISD::SELECT_CCMASK, llvm::ISD::SHL, and llvm::ISD::SRA.

◆ computeKnownBitsBinOp()

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

Definition at line 8007 of file SystemZISelLowering.cpp.

References llvm::SelectionDAG::computeKnownBits(), llvm::Depth, getDemandedSrcElements(), and llvm::KnownBits::intersectWith().

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 8115 of file SystemZISelLowering.cpp.

References assert(), llvm::SelectionDAG::ComputeNumSignBits(), llvm::Depth, getDemandedSrcElements(), llvm::EVT::getScalarSizeInBits(), LHS, and RHS.

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

◆ convertLocVTToValVT()

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

Definition at line 1482 of file SystemZISelLowering.cpp.

References assert(), llvm::ISD::AssertSext, llvm::ISD::AssertZext, llvm::CCValAssign::BCvt, llvm::ISD::BITCAST, DL, 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::CCValAssign::isExtInLoc(), llvm::MVT::isVector(), llvm::CCValAssign::SExt, llvm::ISD::TRUNCATE, and llvm::CCValAssign::ZExt.

◆ convertValVTToLocVT()

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

Definition at line 1511 of file SystemZISelLowering.cpp.

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

◆ createPHIsForSelects()

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

Definition at line 8297 of file SystemZISelLowering.cpp.

References llvm::MachineInstrBuilder::addMBB(), llvm::MachineInstrBuilder::addReg(), llvm::MachineBasicBlock::begin(), llvm::BuildMI(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::contains(), DL, llvm::SmallVectorTemplateCommon< T, typename >::front(), llvm::MachineOperand::getImm(), llvm::TargetSubtargetInfo::getInstrInfo(), llvm::MachineInstr::getOperand(), llvm::MachineBasicBlock::getParent(), llvm::MachineFunction::getProperties(), llvm::MachineFunction::getSubtarget(), MI, llvm::MachineFunctionProperties::NoPHIs, llvm::MachineFunctionProperties::reset(), std::swap(), and TII.

◆ dumpBytes()

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

Definition at line 5472 of file SystemZISelLowering.cpp.

References llvm::dbgs(), and llvm::SmallVectorBase< Size_T >::size().

◆ earlyUseOperand()

static MachineOperand earlyUseOperand ( MachineOperand  Op)
static

Definition at line 78 of file SystemZISelLowering.cpp.

◆ emitCmp()

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

Definition at line 3128 of file SystemZISelLowering.cpp.

References llvm::CallingConv::C, llvm::SystemZ::CCMASK_TM_MIXED_MSB_0, llvm::SystemZ::CCMASK_TM_MIXED_MSB_1, DL, emitIntrinsicWithCC(), emitIntrinsicWithCCAndChain(), llvm::SDValue::getNode(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetConstant(), llvm::SelectionDAG::getVTList(), llvm::SystemZISD::ICMP, llvm::ISD::INTRINSIC_W_CHAIN, llvm::ISD::INTRINSIC_WO_CHAIN, llvm_unreachable, llvm::SystemZISD::TM, and llvm::SystemZISD::VICMPES.

◆ emitIntrinsicWithCC()

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

Definition at line 2429 of file SystemZISelLowering.cpp.

References llvm::SelectionDAG::getNode(), llvm::DWARFExpression::Operation::getNumOperands(), I, Intr, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::SmallVectorImpl< T >::reserve().

Referenced by emitCmp().

◆ emitIntrinsicWithCCAndChain()

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

Definition at line 2409 of file SystemZISelLowering.cpp.

References assert(), llvm::SelectionDAG::getNode(), llvm::DWARFExpression::Operation::getNumOperands(), llvm::SelectionDAG::getVTList(), I, Intr, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::SelectionDAG::ReplaceAllUsesOfValueWith(), and llvm::SmallVectorImpl< T >::reserve().

Referenced by emitCmp().

◆ emitSETCC()

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

Definition at line 3194 of file SystemZISelLowering.cpp.

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

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

◆ expandBitCastF128ToI128()

static SDValue expandBitCastF128ToI128 ( SelectionDAG &  DAG,
SDValue  Src,
const SDLoc &  SL 
)
static

Definition at line 6308 of file SystemZISelLowering.cpp.

References assert(), llvm::ISD::BITCAST, llvm::ISD::BUILD_PAIR, llvm::SelectionDAG::getBitcast(), llvm::SelectionDAG::getNode(), llvm::TargetLoweringBase::getRepRegClassFor(), llvm::SelectionDAG::getTargetExtractSubreg(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::Hi, llvm::TargetLoweringBase::isTypeLegal(), and llvm::Lo.

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

◆ expandBitCastI128ToF128()

static SDValue expandBitCastI128ToF128 ( SelectionDAG &  DAG,
SDValue  Src,
const SDLoc &  SL 
)
static

Definition at line 6284 of file SystemZISelLowering.cpp.

References assert(), llvm::SelectionDAG::getBitcast(), llvm::SelectionDAG::getMachineNode(), llvm::TargetLoweringBase::getRepRegClassFor(), llvm::SelectionDAG::getTargetConstant(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::Hi, llvm::TargetLoweringBase::isTypeLegal(), llvm::Lo, and llvm::SelectionDAG::SplitScalar().

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

◆ expandV4F32ToV2F64()

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

Definition at line 3276 of file SystemZISelLowering.cpp.

References DL, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getUNDEF(), llvm::SelectionDAG::getVectorShuffle(), llvm::SelectionDAG::getVTList(), llvm::SystemZISD::STRICT_VEXTEND, and llvm::SystemZISD::VEXTEND.

◆ findZeroVectorIdx()

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

Definition at line 5204 of file SystemZISelLowering.cpp.

References I, and isZeroVector().

Referenced by getGeneralPermuteNode().

◆ forceReg()

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

Definition at line 8225 of file SystemZISelLowering.cpp.

References llvm::MachineInstrBuilder::add(), llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), llvm::sampleprof::Base, llvm::BuildMI(), llvm::MachineBasicBlock::getParent(), llvm::MachineFunction::getRegInfo(), MBB, MI, MRI, and TII.

◆ getAbsolute()

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

Definition at line 3472 of file SystemZISelLowering.cpp.

References llvm::ISD::ABS, DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), and llvm::ISD::SUB.

◆ getADAEntry() [1/2]

static SDValue getADAEntry ( SelectionDAG &  DAG,
const GlobalValue *  GV,
SDLoc  DL,
EVT  PtrVT 
)
static

Definition at line 1831 of file SystemZISelLowering.cpp.

References DL, getADAEntry(), llvm::GlobalAlias::getAliaseeObject(), llvm::SelectionDAG::getTargetGlobalAddress(), llvm::GlobalValue::hasInternalLinkage(), llvm::GlobalValue::hasPrivateLinkage(), llvm::SystemZII::MO_ADA_DATA_SYMBOL_ADDR, llvm::SystemZII::MO_ADA_DIRECT_FUNC_DESC, and llvm::SystemZII::MO_ADA_INDIRECT_FUNC_DESC.

◆ getADAEntry() [2/2]

static SDValue getADAEntry ( SelectionDAG &  DAG,
SDValue  Val,
SDLoc  DL,
unsigned  Offset,
bool  LoadAdr = false 
)
static

Definition at line 1810 of file SystemZISelLowering.cpp.

References llvm::SystemZISD::ADA_ENTRY, DL, llvm::SystemZMachineFunctionInfo::getADAVirtualRegister(), llvm::SelectionDAG::getDataLayout(), llvm::SelectionDAG::getEntryNode(), llvm::MachineFunction::getInfo(), llvm::SelectionDAG::getLoad(), llvm::SelectionDAG::getMachineFunction(), llvm::SelectionDAG::getNode(), llvm::TargetLoweringBase::getPointerTy(), llvm::SelectionDAG::getRegister(), llvm::SelectionDAG::getTargetConstant(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::MachineMemOperand::MODereferenceable, llvm::MachineMemOperand::MOInvariant, and llvm::Offset.

Referenced by getADAEntry(), and getzOSCalleeAndADA().

◆ getCCResult()

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

Definition at line 4813 of file SystemZISelLowering.cpp.

References DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SystemZISD::IPM, llvm::SystemZ::IPM_CC, and llvm::ISD::SRL.

◆ 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 3062 of file SystemZISelLowering.cpp.

References adjustForFNeg(), adjustForLTGFR(), adjustForRedundantAnd(), adjustForSubtraction(), adjustForTestUnderMask(), adjustICmp128(), adjustICmpTruncate(), adjustSubwordCmp(), adjustZeroCmp(), llvm::SystemZICMP::Any, assert(), llvm::CallingConv::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(), Cond, llvm::ISD::Constant, DL, llvm::SystemZISD::FCMP, llvm::SDNode::getAsZExtVal(), 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.

◆ getCSAddressAndShifts()

static void getCSAddressAndShifts ( SDValue  Addr,
SelectionDAG &  DAG,
SDLoc  DL,
SDValue &  AlignedAddr,
SDValue &  BitShift,
SDValue &  NegBitShift 
)
static

Definition at line 4564 of file SystemZISelLowering.cpp.

References Addr, llvm::ISD::AND, DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::ISD::SHL, llvm::ISD::SUB, and llvm::ISD::TRUNCATE.

◆ getDemandedSrcElements()

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

Definition at line 7910 of file SystemZISelLowering.cpp.

References assert(), 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::SystemZISD::SELECT_CCMASK, llvm::APInt::setBit(), and llvm::APInt::trunc().

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 5214 of file SystemZISelLowering.cpp.

References llvm::ISD::BITCAST, DL, findZeroVectorIdx(), llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetConstant(), llvm::SelectionDAG::getUNDEF(), I, isShlDoublePermute(), isUndef(), llvm::SystemZISD::PERMUTE, llvm::SystemZISD::SHL_DOUBLE, 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 3029 of file SystemZISelLowering.cpp.

References llvm::CallingConv::C, CC, Cond, 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 1005 of file SystemZISelLowering.cpp.

References llvm::Type::isIntegerTy().

Referenced by supportedAddressingMode().

◆ getPermuteNode()

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

Definition at line 5168 of file SystemZISelLowering.cpp.

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

◆ getShuffleInput()

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

Definition at line 5117 of file SystemZISelLowering.cpp.

References llvm::sampleprof::Base, I, and llvm::SmallVectorBase< Size_T >::size().

◆ getTestUnderMaskCond()

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

Definition at line 2763 of file SystemZISelLowering.cpp.

References assert(), llvm::bit_floor(), 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::countr_zero(), High, llvm::SystemZ::isImmHH(), llvm::SystemZ::isImmHL(), llvm::SystemZ::isImmLH(), llvm::SystemZ::isImmLL(), llvm::Low, and llvm::SystemZICMP::SignedOnly.

Referenced by adjustForTestUnderMask().

◆ getVectorComparison()

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

Definition at line 3209 of file SystemZISelLowering.cpp.

References CC, llvm_unreachable, llvm::ISD::SETEQ, llvm::ISD::SETGE, llvm::ISD::SETGT, llvm::ISD::SETOEQ, llvm::ISD::SETOGE, llvm::ISD::SETOGT, llvm::ISD::SETUGT, llvm::SystemZISD::STRICT_VFCMPE, llvm::SystemZISD::STRICT_VFCMPES, llvm::SystemZISD::STRICT_VFCMPH, llvm::SystemZISD::STRICT_VFCMPHE, llvm::SystemZISD::STRICT_VFCMPHES, llvm::SystemZISD::STRICT_VFCMPHS, 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 3258 of file SystemZISelLowering.cpp.

References CC, llvm::ISD::getSetCCInverse(), and getVectorComparison().

◆ getVPermMask()

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

Definition at line 5085 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.

◆ getzOSCalleeAndADA()

static bool getzOSCalleeAndADA ( SelectionDAG &  DAG,
SDValue &  Callee,
SDValue &  ADA,
SDLoc &  DL,
SDValue &  Chain 
)
static

Definition at line 1854 of file SystemZISelLowering.cpp.

References llvm::ISD::ADD, DL, G, getADAEntry(), llvm::SystemZMachineFunctionInfo::getADAVirtualRegister(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getCopyFromReg(), llvm::SelectionDAG::getDataLayout(), llvm::SelectionDAG::getEntryNode(), llvm::MachinePointerInfo::getGOT(), llvm::MachineFunction::getInfo(), llvm::SelectionDAG::getLoad(), llvm::SelectionDAG::getMachineFunction(), llvm::SelectionDAG::getNode(), llvm::TargetLoweringBase::getPointerTy(), llvm::SelectionDAG::getTargetExternalSymbol(), llvm::SelectionDAG::getTargetGlobalAddress(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::SystemZII::MO_ADA_DIRECT_FUNC_DESC, and llvm::SystemZISD::PCREL_WRAPPER.

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

◆ is32Bit()

static bool is32Bit ( EVT  VT)
static

Definition at line 65 of file SystemZISelLowering.cpp.

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

Referenced by lowerGR128Binary().

◆ isAbsolute()

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

Definition at line 3463 of file SystemZISelLowering.cpp.

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

◆ isAddCarryChain()

static bool isAddCarryChain ( SDValue  Carry)
static

Definition at line 4348 of file SystemZISelLowering.cpp.

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

◆ isF128MovedFromParts()

static bool isF128MovedFromParts ( SDValue  Val,
SDValue &  LoPart,
SDValue &  HiPart 
)
static

Definition at line 7072 of file SystemZISelLowering.cpp.

References llvm::SDNode::getAsZExtVal(), llvm::SDValue::getMachineOpcode(), llvm::SDValue::getNode(), llvm::SDNode::getNumOperands(), llvm::SDNode::getOperand(), llvm::SDNode::hasOneUse(), and llvm::SDValue::isMachineOpcode().

◆ isF128MovedToParts()

static bool isF128MovedToParts ( LoadSDNode *  LD,
SDNode *&  LoPart,
SDNode *&  HiPart 
)
static

Definition at line 6875 of file SystemZISelLowering.cpp.

References llvm::Value::hasOneUse().

◆ isI128MovedFromParts()

static bool isI128MovedFromParts ( SDValue  Val,
SDValue &  LoPart,
SDValue &  HiPart 
)
static

Definition at line 7044 of file SystemZISelLowering.cpp.

References llvm::ISD::ANY_EXTEND, llvm::ISD::Constant, llvm::SDValue::getConstantOperandVal(), llvm::SDValue::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::SDValue::getValueType(), llvm::SDNode::hasOneUse(), llvm::ISD::OR, llvm::ISD::SHL, std::swap(), and llvm::ISD::ZERO_EXTEND.

◆ isI128MovedToParts()

static bool isI128MovedToParts ( LoadSDNode *  LD,
SDNode *&  LoPart,
SDNode *&  HiPart 
)
static

Definition at line 6839 of file SystemZISelLowering.cpp.

References llvm::ISD::Constant, llvm::User::getOperand(), llvm::Value::hasOneUse(), llvm::ISD::SRL, llvm::ISD::TRUNCATE, and llvm::Value::use_begin().

◆ isIntrinsicWithCC()

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

Definition at line 2251 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::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(), and getCmp().

◆ isIntrinsicWithCCAndChain()

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

Definition at line 2224 of file SystemZISelLowering.cpp.

References llvm::SystemZ::CCMASK_TBEGIN, llvm::SystemZ::CCMASK_TEND, llvm::SystemZISD::TBEGIN, llvm::SystemZISD::TBEGIN_NOFLOAT, and llvm::SystemZISD::TEND.

Referenced by getCmp().

◆ isNaturalMemoryOperand()

static bool isNaturalMemoryOperand ( SDValue  Op,
unsigned  ICmpType 
)
static

Definition at line 2568 of file SystemZISelLowering.cpp.

References llvm::ISD::NON_EXTLOAD, llvm::ISD::SEXTLOAD, llvm::SystemZICMP::SignedOnly, llvm::SystemZICMP::UnsignedOnly, and llvm::ISD::ZEXTLOAD.

Referenced by shouldSwapCmpOperands().

◆ isOnlyUsedByStores()

static bool isOnlyUsedByStores ( SDValue  StoredVal,
SelectionDAG &  DAG 
)
static

Definition at line 7027 of file SystemZISelLowering.cpp.

References llvm::EVT::getStoreSize(), isOnlyUsedByStores(), llvm::EVT::isRound(), llvm::SelectionDAG::isSplatValue(), and llvm::SDNode::uses().

Referenced by isOnlyUsedByStores().

◆ isScalarToVector()

static bool isScalarToVector ( SDValue  Op)
static

Definition at line 5571 of file SystemZISelLowering.cpp.

References llvm::DWARFExpression::Operation::getNumOperands(), and I.

◆ isSelectPseudo()

static bool isSelectPseudo ( MachineInstr &  MI)
static

Definition at line 8276 of file SystemZISelLowering.cpp.

References MI.

◆ isShlDoublePermute()

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

Definition at line 5140 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 2744 of file SystemZISelLowering.cpp.

References N.

Referenced by adjustForTestUnderMask().

◆ isSubBorrowChain()

static bool isSubBorrowChain ( SDValue  Carry)
static

Definition at line 4354 of file SystemZISelLowering.cpp.

References llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::ISD::USUBO, and llvm::ISD::USUBO_CARRY.

◆ isVectorElementSwap()

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

Definition at line 7011 of file SystemZISelLowering.cpp.

References llvm::EVT::getScalarSizeInBits(), llvm::EVT::getSizeInBits(), llvm::EVT::getVectorNumElements(), llvm::EVT::isSimple(), and llvm::EVT::isVector().

◆ isZeroVector()

static bool isZeroVector ( SDValue  N)
static

Definition at line 5194 of file SystemZISelLowering.cpp.

References llvm::ISD::BITCAST, llvm::ISD::isBuildVectorAllZeros(), N, and llvm::ISD::SPLAT_VECTOR.

◆ joinDwords()

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

Definition at line 5612 of file SystemZISelLowering.cpp.

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

◆ lowerAddrSpaceCast()

static SDValue lowerAddrSpaceCast ( SDValue  Op,
SelectionDAG &  DAG 
)
static

Definition at line 6068 of file SystemZISelLowering.cpp.

References llvm::ISD::AND, assert(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), N, llvm::SYSTEMZAS::PTR32, llvm::report_fatal_error(), llvm::ISD::TRUNCATE, and llvm::ISD::ZERO_EXTEND.

Referenced by llvm::AMDGPUAsmPrinter::lowerConstant(), llvm::R600AsmPrinter::lowerConstant(), and llvm::SystemZTargetLowering::LowerOperation().

◆ 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 3182 of file SystemZISelLowering.cpp.

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

◆ lowerGR128ToI128()

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

Definition at line 1565 of file SystemZISelLowering.cpp.

References llvm::ISD::BUILD_PAIR, DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetExtractSubreg(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::Hi, llvm::TargetLoweringBase::isTypeLegal(), llvm::Lo, llvm::ISD::OR, llvm::ISD::SHL, and llvm::ISD::ZERO_EXTEND.

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

◆ lowerI128ToGR128()

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

Definition at line 1546 of file SystemZISelLowering.cpp.

References DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getMachineNode(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::Hi, llvm::TargetLoweringBase::isTypeLegal(), llvm::Lo, llvm::SelectionDAG::SplitScalar(), llvm::ISD::SRL, and llvm::ISD::TRUNCATE.

Referenced by llvm::SystemZTargetLowering::LowerCall(), llvm::SystemZTargetLowering::LowerOperationWrapper(), and llvm::SystemZTargetLowering::splitValueIntoRegisterParts().

◆ 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 3166 of file SystemZISelLowering.cpp.

References DL, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getNode(), llvm::Hi, llvm::Lo, llvm::Mul, 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 5053 of file SystemZISelLowering.cpp.

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

Referenced by matchDoublePermute().

◆ matchDoublePermute() [2/2]

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

Definition at line 5075 of file SystemZISelLowering.cpp.

References matchDoublePermute(), P, and PermuteForms.

◆ matchPermute() [1/2]

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

Definition at line 5016 of file SystemZISelLowering.cpp.

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

Referenced by matchPermute().

◆ matchPermute() [2/2]

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

Definition at line 5040 of file SystemZISelLowering.cpp.

References matchPermute(), P, and PermuteForms.

◆ MergeInputChains()

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

Definition at line 7363 of file SystemZISelLowering.cpp.

References llvm::SDNode::getOperand().

◆ parseRegisterNumber()

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

Definition at line 1275 of file SystemZISelLowering.cpp.

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

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

◆ shouldSwapCmpOperands()

static bool shouldSwapCmpOperands ( const Comparison &  C)
static

Definition at line 2590 of file SystemZISelLowering.cpp.

References llvm::ISD::AND, llvm::CallingConv::C, llvm::ISD::Constant, isNaturalMemoryOperand(), 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 1021 of file SystemZISelLowering.cpp.

References llvm::CallingConv::C, getLoadStoreAddrMode(), I, II, llvm::Type::isFloatingPointTy(), and llvm::Type::isVectorTy().

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

◆ tryBuildVectorShuffle()

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

Definition at line 5633 of file SystemZISelLowering.cpp.

References llvm::ISD::Constant, llvm::SmallVectorBase< Size_T >::empty(), llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getBuildVector(), llvm::SDNode::getOperand(), llvm::SelectionDAG::getUNDEF(), llvm::SDNode::getValueType(), llvm::EVT::getVectorNumElements(), I, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::SmallVectorBase< Size_T >::size(), and llvm::ISD::TRUNCATE.

Variable Documentation

◆ PermuteForms

const Permute PermuteForms[]
static

Definition at line 4944 of file SystemZISelLowering.cpp.

Referenced by matchDoublePermute(), and matchPermute().

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