llvm::LexicalScope Class Reference

LexicalScope - This class is used to track scope information. More...

#include "llvm/CodeGen/LexicalScopes.h"

Public Member Functions
	LexicalScope (LexicalScope *P, const DILocalScope *D, const DILocation *I, bool A)
LexicalScope *	getParent () const
const MDNode *	getDesc () const
const DILocation *	getInlinedAt () const
const DILocalScope *	getScopeNode () const
bool	isAbstractScope () const
SmallVectorImpl< LexicalScope * > &	getChildren ()
SmallVectorImpl< InsnRange > &	getRanges ()
void	addChild (LexicalScope *S)
	addChild - Add a child scope.
void	openInsnRange (const MachineInstr *MI)
	openInsnRange - This scope covers instruction range starting from MI.
void	extendInsnRange (const MachineInstr *MI)
	extendInsnRange - Extend the current instruction range covered by this scope.
void	closeInsnRange (LexicalScope *NewScope=nullptr)
	closeInsnRange - Create a range based on FirstInsn and LastInsn collected until now.
bool	dominates (const LexicalScope *S) const
	dominates - Return true if current scope dominates given lexical scope.
unsigned	getDFSOut () const
void	setDFSOut (unsigned O)
unsigned	getDFSIn () const
void	setDFSIn (unsigned I)
void	dump (unsigned Indent=0) const
	dump - print lexical scope.

Detailed Description

LexicalScope - This class is used to track scope information.

Definition at line 44 of file LexicalScopes.h.

Constructor & Destructor Documentation

LexicalScope()

llvm::LexicalScope::LexicalScope ( LexicalScope *  P, const DILocalScope *  D, const DILocation *  I, bool  A  )

inline

Definition at line 46 of file LexicalScopes.h.

References addChild(), assert(), D, I, and llvm::DICompileUnit::NoDebug.

Member Function Documentation

addChild()

void llvm::LexicalScope::addChild ( LexicalScope *  S )

inline

addChild - Add a child scope.

Definition at line 69 of file LexicalScopes.h.

Referenced by LexicalScope().

closeInsnRange()

void llvm::LexicalScope::closeInsnRange ( LexicalScope *  NewScope = nullptr )

inline

closeInsnRange - Create a range based on FirstInsn and LastInsn collected until now.

This is used when a new scope is encountered while walking machine instructions.

Definition at line 92 of file LexicalScopes.h.

References assert(), closeInsnRange(), dominates(), and llvm::SmallVectorTemplateBase< T, bool >::push_back().

Referenced by closeInsnRange().

dominates()

bool llvm::LexicalScope::dominates ( const LexicalScope *  S ) const

inline

dominates - Return true if current scope dominates given lexical scope.

Definition at line 104 of file LexicalScopes.h.

References getDFSIn(), and getDFSOut().

Referenced by closeInsnRange().

dump()

LLVM_DUMP_METHOD void LexicalScope::dump

(

unsigned

Indent = 0

)

const

dump - print lexical scope.

Definition at line 331 of file LexicalScopes.cpp.

References llvm::dbgs(), llvm::raw_ostream::indent(), and N.

extendInsnRange()

void llvm::LexicalScope::extendInsnRange ( const MachineInstr *  MI )

inline

extendInsnRange - Extend the current instruction range covered by this scope.

Definition at line 82 of file LexicalScopes.h.

References assert(), extendInsnRange(), and MI.

Referenced by extendInsnRange().

getChildren()

SmallVectorImpl< LexicalScope * > & llvm::LexicalScope::getChildren ( )

inline

Definition at line 65 of file LexicalScopes.h.

Referenced by llvm::DebugHandlerBase::identifyScopeMarkers().

getDesc()

const MDNode * llvm::LexicalScope::getDesc ( ) const

inline

Definition at line 61 of file LexicalScopes.h.

getDFSIn()

unsigned llvm::LexicalScope::getDFSIn ( ) const

inline

Definition at line 115 of file LexicalScopes.h.

Referenced by dominates().

getDFSOut()

unsigned llvm::LexicalScope::getDFSOut ( ) const

inline

Definition at line 113 of file LexicalScopes.h.

Referenced by dominates().

getInlinedAt()

const DILocation * llvm::LexicalScope::getInlinedAt ( ) const

inline

Definition at line 62 of file LexicalScopes.h.

getParent()

LexicalScope * llvm::LexicalScope::getParent ( ) const

inline

Definition at line 60 of file LexicalScopes.h.

getRanges()

SmallVectorImpl< InsnRange > & llvm::LexicalScope::getRanges ( )

inline

Definition at line 66 of file LexicalScopes.h.

Referenced by llvm::DebugHandlerBase::identifyScopeMarkers(), and validThroughout().

getScopeNode()

const DILocalScope * llvm::LexicalScope::getScopeNode ( ) const

inline

Definition at line 63 of file LexicalScopes.h.

Referenced by llvm::DwarfDebug::beginFunctionImpl(), and llvm::DwarfDebug::endFunctionImpl().

isAbstractScope()

bool llvm::LexicalScope::isAbstractScope ( ) const

inline

Definition at line 64 of file LexicalScopes.h.

Referenced by llvm::DebugHandlerBase::identifyScopeMarkers().

openInsnRange()

void llvm::LexicalScope::openInsnRange ( const MachineInstr *  MI )

inline

openInsnRange - This scope covers instruction range starting from MI.

Definition at line 72 of file LexicalScopes.h.

References MI, and openInsnRange().

Referenced by openInsnRange().

setDFSIn()

void llvm::LexicalScope::setDFSIn ( unsigned  I )

inline

Definition at line 116 of file LexicalScopes.h.

References I.

setDFSOut()

void llvm::LexicalScope::setDFSOut ( unsigned  O )

inline

Definition at line 114 of file LexicalScopes.h.

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

• include/llvm/CodeGen/LexicalScopes.h
• lib/CodeGen/LexicalScopes.cpp