LLVM 19.0.0git
Public Member Functions | List of all members
llvm::Mips16DAGToDAGISel Class Reference

#include "Target/Mips/Mips16ISelDAGToDAG.h"

Inheritance diagram for llvm::Mips16DAGToDAGISel:
Inheritance graph
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Public Member Functions

 Mips16DAGToDAGISel (MipsTargetMachine &TM, CodeGenOptLevel OL)
 
- Public Member Functions inherited from llvm::MipsDAGToDAGISel
 MipsDAGToDAGISel ()=delete
 
 MipsDAGToDAGISel (MipsTargetMachine &TM, CodeGenOptLevel OL)
 
bool runOnMachineFunction (MachineFunction &MF) override
 
- Public Member Functions inherited from llvm::SelectionDAGISel
 SelectionDAGISel (TargetMachine &tm, CodeGenOptLevel OL=CodeGenOptLevel::Default)
 
virtual ~SelectionDAGISel ()
 
const TargetLowering * getTargetLowering () const
 
void initializeAnalysisResults (MachineFunctionAnalysisManager &MFAM)
 
void initializeAnalysisResults (MachineFunctionPass &MFP)
 
virtual bool runOnMachineFunction (MachineFunction &mf)
 
virtual void emitFunctionEntryCode ()
 
virtual void PreprocessISelDAG ()
 PreprocessISelDAG - This hook allows targets to hack on the graph before instruction selection starts.
 
virtual void PostprocessISelDAG ()
 PostprocessISelDAG() - This hook allows the target to hack on the graph right after selection.
 
virtual void Select (SDNode *N)=0
 Main hook for targets to transform nodes into machine nodes.
 
virtual bool SelectInlineAsmMemoryOperand (const SDValue &Op, InlineAsm::ConstraintCode ConstraintID, std::vector< SDValue > &OutOps)
 SelectInlineAsmMemoryOperand - Select the specified address as a target addressing mode, according to the specified constraint.
 
virtual bool IsProfitableToFold (SDValue N, SDNode *U, SDNode *Root) const
 IsProfitableToFold - Returns true if it's profitable to fold the specific operand node N of U during instruction selection that starts at Root.
 
bool CheckAndMask (SDValue LHS, ConstantSDNode *RHS, int64_t DesiredMaskS) const
 CheckAndMask - The isel is trying to match something like (and X, 255).
 
bool CheckOrMask (SDValue LHS, ConstantSDNode *RHS, int64_t DesiredMaskS) const
 CheckOrMask - The isel is trying to match something like (or X, 255).
 
virtual bool CheckPatternPredicate (unsigned PredNo) const
 CheckPatternPredicate - This function is generated by tblgen in the target.
 
virtual bool CheckNodePredicate (SDNode *N, unsigned PredNo) const
 CheckNodePredicate - This function is generated by tblgen in the target.
 
virtual bool CheckNodePredicateWithOperands (SDNode *N, unsigned PredNo, const SmallVectorImpl< SDValue > &Operands) const
 CheckNodePredicateWithOperands - This function is generated by tblgen in the target.
 
virtual bool CheckComplexPattern (SDNode *Root, SDNode *Parent, SDValue N, unsigned PatternNo, SmallVectorImpl< std::pair< SDValue, SDNode * > > &Result)
 
virtual SDValue RunSDNodeXForm (SDValue V, unsigned XFormNo)
 
void SelectCodeCommon (SDNode *NodeToMatch, const unsigned char *MatcherTable, unsigned TableSize)
 
virtual bool ComplexPatternFuncMutatesDAG () const
 Return true if complex patterns for this target can mutate the DAG.
 
bool mayRaiseFPException (SDNode *Node) const
 Return whether the node may raise an FP exception.
 
bool isOrEquivalentToAdd (const SDNode *N) const
 

Additional Inherited Members

- Public Types inherited from llvm::SelectionDAGISel
enum  BuiltinOpcodes {
  OPC_Scope , OPC_RecordNode , OPC_RecordChild0 , OPC_RecordChild1 ,
  OPC_RecordChild2 , OPC_RecordChild3 , OPC_RecordChild4 , OPC_RecordChild5 ,
  OPC_RecordChild6 , OPC_RecordChild7 , OPC_RecordMemRef , OPC_CaptureGlueInput ,
  OPC_MoveChild , OPC_MoveChild0 , OPC_MoveChild1 , OPC_MoveChild2 ,
  OPC_MoveChild3 , OPC_MoveChild4 , OPC_MoveChild5 , OPC_MoveChild6 ,
  OPC_MoveChild7 , OPC_MoveSibling , OPC_MoveSibling0 , OPC_MoveSibling1 ,
  OPC_MoveSibling2 , OPC_MoveSibling3 , OPC_MoveSibling4 , OPC_MoveSibling5 ,
  OPC_MoveSibling6 , OPC_MoveSibling7 , OPC_MoveParent , OPC_CheckSame ,
  OPC_CheckChild0Same , OPC_CheckChild1Same , OPC_CheckChild2Same , OPC_CheckChild3Same ,
  OPC_CheckPatternPredicate , OPC_CheckPatternPredicate0 , OPC_CheckPatternPredicate1 , OPC_CheckPatternPredicate2 ,
  OPC_CheckPatternPredicate3 , OPC_CheckPatternPredicate4 , OPC_CheckPatternPredicate5 , OPC_CheckPatternPredicate6 ,
  OPC_CheckPatternPredicate7 , OPC_CheckPatternPredicateTwoByte , OPC_CheckPredicate , OPC_CheckPredicate0 ,
  OPC_CheckPredicate1 , OPC_CheckPredicate2 , OPC_CheckPredicate3 , OPC_CheckPredicate4 ,
  OPC_CheckPredicate5 , OPC_CheckPredicate6 , OPC_CheckPredicate7 , OPC_CheckPredicateWithOperands ,
  OPC_CheckOpcode , OPC_SwitchOpcode , OPC_CheckType , OPC_CheckTypeI32 ,
  OPC_CheckTypeI64 , OPC_CheckTypeRes , OPC_SwitchType , OPC_CheckChild0Type ,
  OPC_CheckChild1Type , OPC_CheckChild2Type , OPC_CheckChild3Type , OPC_CheckChild4Type ,
  OPC_CheckChild5Type , OPC_CheckChild6Type , OPC_CheckChild7Type , OPC_CheckChild0TypeI32 ,
  OPC_CheckChild1TypeI32 , OPC_CheckChild2TypeI32 , OPC_CheckChild3TypeI32 , OPC_CheckChild4TypeI32 ,
  OPC_CheckChild5TypeI32 , OPC_CheckChild6TypeI32 , OPC_CheckChild7TypeI32 , OPC_CheckChild0TypeI64 ,
  OPC_CheckChild1TypeI64 , OPC_CheckChild2TypeI64 , OPC_CheckChild3TypeI64 , OPC_CheckChild4TypeI64 ,
  OPC_CheckChild5TypeI64 , OPC_CheckChild6TypeI64 , OPC_CheckChild7TypeI64 , OPC_CheckInteger ,
  OPC_CheckChild0Integer , OPC_CheckChild1Integer , OPC_CheckChild2Integer , OPC_CheckChild3Integer ,
  OPC_CheckChild4Integer , OPC_CheckCondCode , OPC_CheckChild2CondCode , OPC_CheckValueType ,
  OPC_CheckComplexPat , OPC_CheckComplexPat0 , OPC_CheckComplexPat1 , OPC_CheckComplexPat2 ,
  OPC_CheckComplexPat3 , OPC_CheckComplexPat4 , OPC_CheckComplexPat5 , OPC_CheckComplexPat6 ,
  OPC_CheckComplexPat7 , OPC_CheckAndImm , OPC_CheckOrImm , OPC_CheckImmAllOnesV ,
  OPC_CheckImmAllZerosV , OPC_CheckFoldableChainNode , OPC_EmitInteger , OPC_EmitInteger8 ,
  OPC_EmitInteger16 , OPC_EmitInteger32 , OPC_EmitInteger64 , OPC_EmitStringInteger ,
  OPC_EmitStringInteger32 , OPC_EmitRegister , OPC_EmitRegisterI32 , OPC_EmitRegisterI64 ,
  OPC_EmitRegister2 , OPC_EmitConvertToTarget , OPC_EmitConvertToTarget0 , OPC_EmitConvertToTarget1 ,
  OPC_EmitConvertToTarget2 , OPC_EmitConvertToTarget3 , OPC_EmitConvertToTarget4 , OPC_EmitConvertToTarget5 ,
  OPC_EmitConvertToTarget6 , OPC_EmitConvertToTarget7 , OPC_EmitMergeInputChains , OPC_EmitMergeInputChains1_0 ,
  OPC_EmitMergeInputChains1_1 , OPC_EmitMergeInputChains1_2 , OPC_EmitCopyToReg , OPC_EmitCopyToReg0 ,
  OPC_EmitCopyToReg1 , OPC_EmitCopyToReg2 , OPC_EmitCopyToReg3 , OPC_EmitCopyToReg4 ,
  OPC_EmitCopyToReg5 , OPC_EmitCopyToReg6 , OPC_EmitCopyToReg7 , OPC_EmitCopyToRegTwoByte ,
  OPC_EmitNodeXForm , OPC_EmitNode , OPC_EmitNode0 , OPC_EmitNode1 ,
  OPC_EmitNode2 , OPC_EmitNode0None , OPC_EmitNode1None , OPC_EmitNode2None ,
  OPC_EmitNode0Chain , OPC_EmitNode1Chain , OPC_EmitNode2Chain , OPC_MorphNodeTo ,
  OPC_MorphNodeTo0 , OPC_MorphNodeTo1 , OPC_MorphNodeTo2 , OPC_MorphNodeTo0None ,
  OPC_MorphNodeTo1None , OPC_MorphNodeTo2None , OPC_MorphNodeTo0Chain , OPC_MorphNodeTo1Chain ,
  OPC_MorphNodeTo2Chain , OPC_MorphNodeTo0GlueInput , OPC_MorphNodeTo1GlueInput , OPC_MorphNodeTo2GlueInput ,
  OPC_MorphNodeTo0GlueOutput , OPC_MorphNodeTo1GlueOutput , OPC_MorphNodeTo2GlueOutput , OPC_CompleteMatch ,
  OPC_Coverage
}
 
enum  {
  OPFL_None = 0 , OPFL_Chain = 1 , OPFL_GlueInput = 2 , OPFL_GlueOutput = 4 ,
  OPFL_MemRefs = 8 , OPFL_Variadic0 = 1<<4 , OPFL_Variadic1 = 2<<4 , OPFL_Variadic2 = 3<<4 ,
  OPFL_Variadic3 = 4<<4 , OPFL_Variadic4 = 5<<4 , OPFL_Variadic5 = 6<<4 , OPFL_Variadic6 = 7<<4 ,
  OPFL_VariadicInfo = OPFL_Variadic6
}
 
- Static Public Member Functions inherited from llvm::SelectionDAGISel
static bool IsLegalToFold (SDValue N, SDNode *U, SDNode *Root, CodeGenOptLevel OptLevel, bool IgnoreChains=false)
 IsLegalToFold - Returns true if the specific operand node N of U can be folded during instruction selection that starts at Root.
 
static void InvalidateNodeId (SDNode *N)
 
static int getUninvalidatedNodeId (SDNode *N)
 
static void EnforceNodeIdInvariant (SDNode *N)
 
static int getNumFixedFromVariadicInfo (unsigned Flags)
 getNumFixedFromVariadicInfo - Transform an EmitNode flags word into the number of fixed arity values that should be skipped when copying from the root.
 
- Public Attributes inherited from llvm::SelectionDAGISel
TargetMachine & TM
 
const TargetLibraryInfo * LibInfo
 
std::unique_ptr< FunctionLoweringInfo > FuncInfo
 
SwiftErrorValueTracking * SwiftError
 
MachineFunction * MF
 
MachineRegisterInfo * RegInfo
 
SelectionDAG * CurDAG
 
std::unique_ptr< SelectionDAGBuilder > SDB
 
AAResults * AA = nullptr
 
AssumptionCache * AC = nullptr
 
GCFunctionInfo * GFI = nullptr
 
SSPLayoutInfo * SP = nullptr
 
CodeGenOptLevel OptLevel
 
const TargetInstrInfo * TII
 
const TargetLowering * TLI
 
bool FastISelFailed
 
SmallPtrSet< const Instruction *, 4 > ElidedArgCopyInstrs
 
std::unique_ptr< OptimizationRemarkEmitter > ORE
 Current optimization remark emitter.
 
bool MatchFilterFuncName = false
 True if the function currently processing is in the function printing list (i.e.
 
StringRef FuncName
 
- Protected Member Functions inherited from llvm::MipsDAGToDAGISel
SDNode * getGlobalBaseReg ()
 getGlobalBaseReg - Output the instructions required to put the GOT address into a register.
 
- Protected Member Functions inherited from llvm::SelectionDAGISel
void ReplaceUses (SDValue F, SDValue T)
 ReplaceUses - replace all uses of the old node F with the use of the new node T.
 
void ReplaceUses (const SDValue *F, const SDValue *T, unsigned Num)
 ReplaceUses - replace all uses of the old nodes F with the use of the new nodes T.
 
void ReplaceUses (SDNode *F, SDNode *T)
 ReplaceUses - replace all uses of the old node F with the use of the new node T.
 
void ReplaceNode (SDNode *F, SDNode *T)
 Replace all uses of F with T, then remove F from the DAG.
 
void SelectInlineAsmMemoryOperands (std::vector< SDValue > &Ops, const SDLoc &DL)
 SelectInlineAsmMemoryOperands - Calls to this are automatically generated by tblgen.
 
virtual StringRef getPatternForIndex (unsigned index)
 getPatternForIndex - Patterns selected by tablegen during ISEL
 
virtual StringRef getIncludePathForIndex (unsigned index)
 getIncludePathForIndex - get the td source location of pattern instantiation
 
bool shouldOptForSize (const MachineFunction *MF) const
 
- Protected Attributes inherited from llvm::MipsDAGToDAGISel
const MipsSubtarget * Subtarget
 Keep a pointer to the MipsSubtarget around so that we can make the right decision when generating code for different targets.
 
- Protected Attributes inherited from llvm::SelectionDAGISel
unsigned DAGSize = 0
 DAGSize - Size of DAG being instruction selected.
 

Detailed Description

Definition at line 20 of file Mips16ISelDAGToDAG.h.

Constructor & Destructor Documentation

◆ Mips16DAGToDAGISel()

llvm::Mips16DAGToDAGISel::Mips16DAGToDAGISel ( MipsTargetMachine &  TM,
CodeGenOptLevel  OL 
)
inlineexplicit

Definition at line 22 of file Mips16ISelDAGToDAG.h.

The documentation for this class was generated from the following files:
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