lib.dwfl
Class DwarfDie

java.lang.Object
  lib.dwfl.DwarfDie

Direct Known Subclasses:

DwflDie

public class DwarfDie
extends Object

Method Summary

void	addOps(int operator, int operand1, int operand2, int offset)
void	addScopeVarName(String name)
List	getAddr()
boolean	getAttrBoolean(DwAt attr)
int	getAttrConstant(DwAt attr)
String	getAttrString(DwAt attr)
DwarfDie	getChild()
long	getDataMemberLocation()
static DwarfDie	getDecl(Dwarf dw, String sym) Get die for static symbol sym in dw.
int	getDeclColumn()
static DwarfDie	getDeclCU(DwarfDie[] scopes, String sym) Get die for static symbol sym in CU dw.
File	getDeclFile()
int	getDeclLine()
DwarfDie	getDefinition()
ArrayList	getEntryBreakpoints()
long	getEntryPc()
List	getFormData(long pc)
List	getFrameBase(long pc)
long	getHighPC()
ArrayList	getInlinedInstances()
long	getLowPC()
String	getName()
long	getOffset()
DwarfDie	getOriginalDie() If this die has a DW_AT_abstract_origin or DW_AT_specification this function returns the die pointed to by those attributes.
String	getProducer()
long	getScope(int index)
long	getScopeIndex()
DwarfDie[]	getScopes(long addr) This function assumes that this die is a one corresponding to a Compilation Unit Die.
DwarfDie[]	getScopesDie() Return the scopes containing this die.
DwarfDie	getScopeVar(DwarfDie[] scopes, String variable)
List	getScopeVarNames(DwarfDie[] scopes, String variable)
DwarfDie	getSibling()
DwTag	getTag()
DwarfDie	getType()
DwarfDie	getUltimateType()
boolean	hasAttribute(DwAt attr)
boolean	isDeclaration()
boolean	isDefinitionOnly() returns true of this die represents a definition of an object, and the declaration is somewhere else.
boolean	isInlineDeclaration()
boolean	isInlinedFunction()
void	setManageDie(boolean value)
void	setScopes(DwarfDie[] scopes)
StringBuilder	toPrint()
String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Method Detail

getHighPC

public long getHighPC()

getLowPC

public long getLowPC()

getEntryPc

public long getEntryPc()

Returns:

entry pc or low pc if this die

getName

public String getName()

getProducer

public String getProducer()

getDeclFile

public File getDeclFile()

getDeclLine

public int getDeclLine()

getDeclColumn

public int getDeclColumn()

setScopes

public void setScopes(DwarfDie[] scopes)

setManageDie

public void setManageDie(boolean value)

getScopes

public DwarfDie[] getScopes(long addr)

This function assumes that this die is a one corresponding to a Compilation Unit Die. It will return the scopes containing the give address which fall within this Compilation Unit Die.

Parameters:

addr - PC address.

Returns:

Scope DwarfDies containing addr.

See Also:

getScopesDie

getScopesDie

public DwarfDie[] getScopesDie()

Return the scopes containing this die.

Returns:

Scope DwarfDies containing this die.

getScopeVar

public DwarfDie getScopeVar(DwarfDie[] scopes,
                            String variable)

Parameters:

scopes -

variable -

Returns:

Die of variable in scopes

getScopeVarNames

public List getScopeVarNames(DwarfDie[] scopes,
                             String variable)

Parameters:

scopes -

variable -

Returns:

List of names in scopes matching variable

addScopeVarName

public void addScopeVarName(String name)

addOps

public void addOps(int operator,
                   int operand1,
                   int operand2,
                   int offset)

getScopeIndex

public long getScopeIndex()

Returns:

Scopes index of this die.

getScope

public long getScope(int index)

Parameters:

index - Scopes index.

Returns:

Die of scope.

getAddr

public List getAddr()

Parameters:

Return - address of die. Typically this is a static address or ptr+disp.

getUltimateType

public DwarfDie getUltimateType()

Returns:

The type die for the current die, following all typedefs.

getType

public DwarfDie getType()

Returns:

The type die for the current die.

getAttrBoolean

public boolean getAttrBoolean(DwAt attr)

getAttrString

public String getAttrString(DwAt attr)

getTag

public DwTag getTag()

getAttrConstant

public int getAttrConstant(DwAt attr)

Returns:

The upper bound for this subrange die.

getOffset

public long getOffset()

Returns:

The offset for this die.

getChild

public DwarfDie getChild()

Returns:

The child for the current die.

getSibling

public DwarfDie getSibling()

Returns:

The sibling for the current die.

getFrameBase

public List getFrameBase(long pc)

Parameters:

pc - Program Counter

Returns:

DW_AT_frame_base for current die.

getFormData

public List getFormData(long pc)

Parameters:

pc - - PC

Returns:

DW_FORM_data for current die. Typically this is from a location list.

getDataMemberLocation

public long getDataMemberLocation()

isInlinedFunction

public boolean isInlinedFunction()

Returns:

True if this is an inlined instance of a function, false otherwise

hasAttribute

public boolean hasAttribute(DwAt attr)

toString

public String toString()

Overrides:

toString in class Object

toPrint

public StringBuilder toPrint()

getDecl

public static DwarfDie getDecl(Dwarf dw,
                               String sym)

Get die for static symbol sym in dw.

Parameters:

dw -

sym -

Returns:

die

getDeclCU

public static DwarfDie getDeclCU(DwarfDie[] scopes,
                                 String sym)

Get die for static symbol sym in CU dw.

Parameters:

scopes -

sym -

Returns:

die

getOriginalDie

public DwarfDie getOriginalDie()

If this die has a DW_AT_abstract_origin or DW_AT_specification this function returns the die pointed to by those attributes.

isDefinitionOnly

public boolean isDefinitionOnly()

returns true of this die represents a definition of an object, and the declaration is somewhere else.

Returns:

isDeclaration

public boolean isDeclaration()

getDefinition

public DwarfDie getDefinition()

getEntryBreakpoints

public ArrayList getEntryBreakpoints()

isInlineDeclaration

public boolean isInlineDeclaration()

getInlinedInstances

public ArrayList getInlinedInstances()