LLVM  14.0.0git
Public Member Functions | Static Public Member Functions | Static Public Attributes | List of all members
llvm::WebAssemblyFunctionInfo Class Referencefinal

This class is derived from MachineFunctionInfo and contains private WebAssembly-specific information for each MachineFunction. More...

#include "Target/WebAssembly/WebAssemblyMachineFunctionInfo.h"

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Public Member Functions

 WebAssemblyFunctionInfo (MachineFunction &MF)
 
 ~WebAssemblyFunctionInfo () override
 
const MachineFunction & getMachineFunction () const
 
void initializeBaseYamlFields (const yaml::WebAssemblyFunctionInfo &YamlMFI)
 
void addParam (MVT VT)
 
const std::vector< MVT > & getParams () const
 
void addResult (MVT VT)
 
const std::vector< MVT > & getResults () const
 
void clearParamsAndResults ()
 
void setNumLocals (size_t NumLocals)
 
void setLocal (size_t i, MVT VT)
 
void addLocal (MVT VT)
 
const std::vector< MVT > & getLocals () const
 
unsigned getVarargBufferVreg () const
 
void setVarargBufferVreg (unsigned Reg)
 
unsigned getBasePointerVreg () const
 
void setFrameBaseVreg (unsigned Reg)
 
unsigned getFrameBaseVreg () const
 
void clearFrameBaseVreg ()
 
bool isFrameBaseVirtual () const
 
void setFrameBaseLocal (unsigned Local)
 
unsigned getFrameBaseLocal () const
 
void setBasePointerVreg (unsigned Reg)
 
void stackifyVReg (MachineRegisterInfo &MRI, unsigned VReg)
 
void unstackifyVReg (unsigned VReg)
 
bool isVRegStackified (unsigned VReg) const
 
void initWARegs (MachineRegisterInfo &MRI)
 
void setWAReg (unsigned VReg, unsigned WAReg)
 
unsigned getWAReg (unsigned VReg) const
 
bool isCFGStackified () const
 
void setCFGStackified (bool Value=true)
 
WasmEHFuncInfo * getWasmEHFuncInfo () const
 
void setWasmEHFuncInfo (WasmEHFuncInfo *Info)
 
- Public Member Functions inherited from llvm::MachineFunctionInfo
virtual ~MachineFunctionInfo ()
 

Static Public Member Functions

static unsigned getWARegStackId (unsigned Reg)
 
- Static Public Member Functions inherited from llvm::MachineFunctionInfo
template<typename Ty >
static Ty * create (BumpPtrAllocator &Allocator, MachineFunction &MF)
 Factory function: default behavior is to call new using the supplied allocator. More...
 

Static Public Attributes

static const unsigned UnusedReg = -1u
 

Detailed Description

This class is derived from MachineFunctionInfo and contains private WebAssembly-specific information for each MachineFunction.

Definition at line 33 of file WebAssemblyMachineFunctionInfo.h.

Constructor & Destructor Documentation

◆ WebAssemblyFunctionInfo()

llvm::WebAssemblyFunctionInfo::WebAssemblyFunctionInfo ( MachineFunction &  MF)
inlineexplicit

Definition at line 73 of file WebAssemblyMachineFunctionInfo.h.

◆ ~WebAssemblyFunctionInfo()

WebAssemblyFunctionInfo::~WebAssemblyFunctionInfo ( )
overridedefault

Member Function Documentation

◆ addLocal()

void llvm::WebAssemblyFunctionInfo::addLocal ( MVT  VT)
inline

Definition at line 94 of file WebAssemblyMachineFunctionInfo.h.

Referenced by llvm::WebAssemblyFrameLowering::getLocalForStackObject().

◆ addParam()

void llvm::WebAssemblyFunctionInfo::addParam ( MVT  VT)
inline

Definition at line 81 of file WebAssemblyMachineFunctionInfo.h.

◆ addResult()

void llvm::WebAssemblyFunctionInfo::addResult ( MVT  VT)
inline

Definition at line 84 of file WebAssemblyMachineFunctionInfo.h.

References Results.

◆ clearFrameBaseVreg()

void llvm::WebAssemblyFunctionInfo::clearFrameBaseVreg ( )
inline

Definition at line 112 of file WebAssemblyMachineFunctionInfo.h.

◆ clearParamsAndResults()

void llvm::WebAssemblyFunctionInfo::clearParamsAndResults ( )
inline

Definition at line 87 of file WebAssemblyMachineFunctionInfo.h.

References Results.

◆ getBasePointerVreg()

unsigned llvm::WebAssemblyFunctionInfo::getBasePointerVreg ( ) const
inline

Definition at line 103 of file WebAssemblyMachineFunctionInfo.h.

References assert().

Referenced by llvm::WebAssemblyFrameLowering::emitEpilogue().

◆ getFrameBaseLocal()

unsigned llvm::WebAssemblyFunctionInfo::getFrameBaseLocal ( ) const
inline

Definition at line 116 of file WebAssemblyMachineFunctionInfo.h.

References assert().

Referenced by llvm::WebAssemblyFrameLowering::getDwarfFrameBase().

◆ getFrameBaseVreg()

unsigned llvm::WebAssemblyFunctionInfo::getFrameBaseVreg ( ) const
inline

Definition at line 108 of file WebAssemblyMachineFunctionInfo.h.

References assert().

Referenced by checkFrameBase(), and llvm::WebAssemblyRegisterInfo::getFrameRegister().

◆ getLocals()

const std::vector<MVT>& llvm::WebAssemblyFunctionInfo::getLocals ( ) const
inline

Definition at line 95 of file WebAssemblyMachineFunctionInfo.h.

Referenced by llvm::WebAssemblyAsmPrinter::emitFunctionBodyStart(), and llvm::WebAssemblyFrameLowering::getLocalForStackObject().

◆ getMachineFunction()

const MachineFunction& llvm::WebAssemblyFunctionInfo::getMachineFunction ( ) const
inline

Definition at line 77 of file WebAssemblyMachineFunctionInfo.h.

Referenced by llvm::yaml::WebAssemblyFunctionInfo::WebAssemblyFunctionInfo().

◆ getParams()

const std::vector<MVT>& llvm::WebAssemblyFunctionInfo::getParams ( ) const
inline

Definition at line 82 of file WebAssemblyMachineFunctionInfo.h.

Referenced by llvm::WebAssemblyFrameLowering::getLocalForStackObject(), and llvm::yaml::WebAssemblyFunctionInfo::WebAssemblyFunctionInfo().

◆ getResults()

const std::vector<MVT>& llvm::WebAssemblyFunctionInfo::getResults ( ) const
inline

Definition at line 85 of file WebAssemblyMachineFunctionInfo.h.

References Results.

Referenced by llvm::yaml::WebAssemblyFunctionInfo::WebAssemblyFunctionInfo().

◆ getVarargBufferVreg()

unsigned llvm::WebAssemblyFunctionInfo::getVarargBufferVreg ( ) const
inline

Definition at line 97 of file WebAssemblyMachineFunctionInfo.h.

References assert().

◆ getWAReg()

unsigned llvm::WebAssemblyFunctionInfo::getWAReg ( unsigned  VReg) const
inline

Definition at line 150 of file WebAssemblyMachineFunctionInfo.h.

References assert(), I, and llvm::Register::virtReg2Index().

Referenced by llvm::WebAssemblyMCInstLower::lower(), and llvm::WebAssemblyAsmPrinter::regToString().

◆ getWARegStackId()

static unsigned llvm::WebAssemblyFunctionInfo::getWARegStackId ( unsigned  Reg)
inlinestatic

Definition at line 157 of file WebAssemblyMachineFunctionInfo.h.

References assert(), and Reg.

Referenced by llvm::WebAssemblyInstPrinter::printOperand().

◆ getWasmEHFuncInfo()

WasmEHFuncInfo* llvm::WebAssemblyFunctionInfo::getWasmEHFuncInfo ( ) const
inline

Definition at line 165 of file WebAssemblyMachineFunctionInfo.h.

Referenced by llvm::yaml::WebAssemblyFunctionInfo::WebAssemblyFunctionInfo().

◆ initializeBaseYamlFields()

void WebAssemblyFunctionInfo::initializeBaseYamlFields ( const yaml::WebAssemblyFunctionInfo &  YamlMFI)

Definition at line 141 of file WebAssemblyMachineFunctionInfo.cpp.

References llvm::yaml::WebAssemblyFunctionInfo::CFGStackified, llvm::yaml::WebAssemblyFunctionInfo::Params, llvm::WebAssembly::parseMVT(), llvm::yaml::WebAssemblyFunctionInfo::Results, and llvm::yaml::WebAssemblyFunctionInfo::SrcToUnwindDest.

◆ initWARegs()

void WebAssemblyFunctionInfo::initWARegs ( MachineRegisterInfo &  MRI)

Definition at line 27 of file WebAssemblyMachineFunctionInfo.cpp.

References assert(), llvm::MachineRegisterInfo::getNumVirtRegs(), MRI, Reg, and UnusedReg.

◆ isCFGStackified()

bool llvm::WebAssemblyFunctionInfo::isCFGStackified ( ) const
inline

Definition at line 162 of file WebAssemblyMachineFunctionInfo.h.

◆ isFrameBaseVirtual()

bool llvm::WebAssemblyFunctionInfo::isFrameBaseVirtual ( ) const
inline

Definition at line 114 of file WebAssemblyMachineFunctionInfo.h.

Referenced by checkFrameBase(), and llvm::WebAssemblyFrameLowering::getDwarfFrameBase().

◆ isVRegStackified()

bool llvm::WebAssemblyFunctionInfo::isVRegStackified ( unsigned  VReg) const
inline

Definition at line 136 of file WebAssemblyMachineFunctionInfo.h.

References I, llvm::BitVector::size(), llvm::BitVector::test(), and llvm::Register::virtReg2Index().

Referenced by llvm::WebAssemblyInstrInfo::commuteInstructionImpl(), findStartOfTree(), llvm::WebAssembly::isChild(), oneUseDominatesOtherUses(), and llvm::WebAssemblyAsmPrinter::regToString().

◆ setBasePointerVreg()

void llvm::WebAssemblyFunctionInfo::setBasePointerVreg ( unsigned  Reg)
inline

Definition at line 120 of file WebAssemblyMachineFunctionInfo.h.

References Reg.

◆ setCFGStackified()

void llvm::WebAssemblyFunctionInfo::setCFGStackified ( bool  Value = true)
inline

Definition at line 163 of file WebAssemblyMachineFunctionInfo.h.

◆ setFrameBaseLocal()

void llvm::WebAssemblyFunctionInfo::setFrameBaseLocal ( unsigned  Local)
inline

Definition at line 115 of file WebAssemblyMachineFunctionInfo.h.

Referenced by checkFrameBase().

◆ setFrameBaseVreg()

void llvm::WebAssemblyFunctionInfo::setFrameBaseVreg ( unsigned  Reg)
inline

Definition at line 107 of file WebAssemblyMachineFunctionInfo.h.

References Reg.

◆ setLocal()

void llvm::WebAssemblyFunctionInfo::setLocal ( size_t  i,
MVT  VT 
)
inline

Definition at line 93 of file WebAssemblyMachineFunctionInfo.h.

References i.

◆ setNumLocals()

void llvm::WebAssemblyFunctionInfo::setNumLocals ( size_t  NumLocals)
inline

Definition at line 92 of file WebAssemblyMachineFunctionInfo.h.

References llvm::MVT::i32.

◆ setVarargBufferVreg()

void llvm::WebAssemblyFunctionInfo::setVarargBufferVreg ( unsigned  Reg)
inline

Definition at line 101 of file WebAssemblyMachineFunctionInfo.h.

References Reg.

◆ setWAReg()

void llvm::WebAssemblyFunctionInfo::setWAReg ( unsigned  VReg,
unsigned  WAReg 
)
inline

Definition at line 144 of file WebAssemblyMachineFunctionInfo.h.

References assert(), I, UnusedReg, and llvm::Register::virtReg2Index().

◆ setWasmEHFuncInfo()

void llvm::WebAssemblyFunctionInfo::setWasmEHFuncInfo ( WasmEHFuncInfo *  Info)
inline

Definition at line 166 of file WebAssemblyMachineFunctionInfo.h.

References Info.

◆ stackifyVReg()

void llvm::WebAssemblyFunctionInfo::stackifyVReg ( MachineRegisterInfo &  MRI,
unsigned  VReg 
)
inline

Definition at line 124 of file WebAssemblyMachineFunctionInfo.h.

References assert(), I, MRI, llvm::BitVector::resize(), llvm::BitVector::set(), llvm::BitVector::size(), and llvm::Register::virtReg2Index().

Referenced by maybeRewriteToDrop(), moveAndTeeForMultiUse(), moveForSingleUse(), and rematerializeCheapDef().

◆ unstackifyVReg()

void llvm::WebAssemblyFunctionInfo::unstackifyVReg ( unsigned  VReg)
inline

Definition at line 131 of file WebAssemblyMachineFunctionInfo.h.

References I, llvm::BitVector::reset(), llvm::BitVector::size(), and llvm::Register::virtReg2Index().

Member Data Documentation

◆ UnusedReg

const unsigned llvm::WebAssemblyFunctionInfo::UnusedReg = -1u
static

Definition at line 122 of file WebAssemblyMachineFunctionInfo.h.

Referenced by initWARegs(), llvm::WebAssemblyInstPrinter::printOperand(), llvm::WebAssemblyInstPrinter::printRegName(), llvm::WebAssemblyAsmPrinter::regToString(), and setWAReg().

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