llvm::DebugLocEntry Class Reference

This struct describes location entries emitted in the .debug_loc section. More...

#include "CodeGen/AsmPrinter/DebugLocEntry.h"

Public Member Functions
	DebugLocEntry (const MCSymbol *Begin, const MCSymbol *End, ArrayRef< DbgValueLoc > Vals)
	Create a location list entry for the range [Begin, End).
bool	MergeRanges (const DebugLocEntry &Next)
	Attempt to merge this DebugLocEntry with Next and return true if the merge was successful.
const MCSymbol *	getBeginSym () const
const MCSymbol *	getEndSym () const
ArrayRef< DbgValueLoc >	getValues () const
void	addValues (ArrayRef< DbgValueLoc > Vals)
void	sortUniqueValues ()
void	finalize (const AsmPrinter &AP, DebugLocStream::ListBuilder &List, const DIBasicType *BT, DwarfCompileUnit &TheCU)
	Lower this entry into a DWARF expression.

Detailed Description

This struct describes location entries emitted in the .debug_loc section.

Definition at line 183 of file DebugLocEntry.h.

Constructor & Destructor Documentation

DebugLocEntry()

llvm::DebugLocEntry::DebugLocEntry ( const MCSymbol * Begin, const MCSymbol * End, ArrayRef< DbgValueLoc > Vals )

inline

Create a location list entry for the range [Begin, End).

Parameters

Vals	One or more values describing (parts of) the variable.

Definition at line 196 of file DebugLocEntry.h.

References addValues().

Referenced by MergeRanges().

Member Function Documentation

addValues()

void llvm::DebugLocEntry::addValues ( ArrayRef< DbgValueLoc > Vals )

inline

Definition at line 222 of file DebugLocEntry.h.

References llvm::all_of(), assert(), llvm::ArrayRef< T >::begin(), llvm::ArrayRef< T >::end(), and sortUniqueValues().

Referenced by DebugLocEntry().

finalize()

void DebugLocEntry::finalize	(	const AsmPrinter &	AP,
		DebugLocStream::ListBuilder &	List,
		const DIBasicType *	BT,
		DwarfCompileUnit &	TheCU )

Lower this entry into a DWARF expression.

Definition at line 3206 of file DwarfDebug.cpp.

References llvm::all_of(), assert(), llvm::DwarfDebug::emitDebugLocValue(), llvm::DwarfExpression::finalize(), llvm::AsmPrinter::getDwarfVersion(), llvm::is_sorted(), llvm::List, P, and llvm::DwarfExpression::TagOffset.

getBeginSym()

const MCSymbol * llvm::DebugLocEntry::getBeginSym ( ) const

inline

Definition at line 219 of file DebugLocEntry.h.

getEndSym()

const MCSymbol * llvm::DebugLocEntry::getEndSym ( ) const

inline

Definition at line 220 of file DebugLocEntry.h.

getValues()

ArrayRef< DbgValueLoc > llvm::DebugLocEntry::getValues ( ) const

inline

Definition at line 221 of file DebugLocEntry.h.

MergeRanges()

bool llvm::DebugLocEntry::MergeRanges ( const DebugLocEntry & Next )

inline

Attempt to merge this DebugLocEntry with Next and return true if the merge was successful.

Entries can be merged if they share the same Loc/Constant and if Next immediately follows this Entry.

Definition at line 206 of file DebugLocEntry.h.

References DebugLocEntry(), and llvm::Next.

sortUniqueValues()

void llvm::DebugLocEntry::sortUniqueValues ( )

inline

Definition at line 232 of file DebugLocEntry.h.

References A(), B(), llvm::sort(), and llvm::unique().

Referenced by addValues().

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

• lib/CodeGen/AsmPrinter/DebugLocEntry.h
• lib/CodeGen/AsmPrinter/DwarfDebug.cpp