Package com.strobel.assembler.ir

Class StackMappingVisitor

java.lang.Object

com.strobel.assembler.ir.StackMappingVisitor

All Implemented Interfaces:

MethodVisitor

public class StackMappingVisitor
extends java.lang.Object
implements MethodVisitor

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private class	StackMappingVisitor.InstructionAnalyzer

Field Summary

Fields

Modifier and Type	Field	Description
private java.util.Map<Instruction,TypeReference>	_initializations
private MethodVisitor	_innerVisitor
private java.util.List<FrameValue>	_locals
private int	_maxLocals
private java.util.List<FrameValue>	_stack

Constructor Summary

Constructors

Constructor	Description
StackMappingVisitor()
StackMappingVisitor(MethodVisitor innerVisitor)

Method Summary

Modifier and Type	Method	Description
Frame	buildFrame()
boolean	canVisitBody()
protected FrameValue	get(int local)
java.util.Map<Instruction,TypeReference>	getInitializations()
int	getLocalCount()
FrameValue[]	getLocalsSnapshot()
FrameValue	getLocalValue(int slot)
int	getStackSize()
FrameValue[]	getStackSnapshot()
FrameValue	getStackValue(int offset)
protected void	initialize(FrameValue value, TypeReference type)
protected FrameValue	peek()
protected FrameValue	pop()
protected void	pop(int count)
void	pruneLocals()
protected void	push(FrameValue value)
protected void	push(TypeReference type)
protected void	set(int local, FrameValue value)
protected void	set(int local, TypeReference type)
void	visitAnnotation(CustomAnnotation annotation, boolean visible)
void	visitAttribute(SourceAttribute attribute)
InstructionVisitor	visitBody(MethodBody body)
void	visitEnd()
void	visitFrame(Frame frame)
void	visitLineNumber(Instruction instruction, int lineNumber)
void	visitParameterAnnotation(int parameter, CustomAnnotation annotation, boolean visible)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

_innerVisitor

private final MethodVisitor _innerVisitor

_maxLocals

private int _maxLocals

_stack

private java.util.List<FrameValue> _stack

_locals

private java.util.List<FrameValue> _locals

_initializations

private java.util.Map<Instruction,TypeReference> _initializations

Constructor Detail

StackMappingVisitor

public StackMappingVisitor()

StackMappingVisitor

public StackMappingVisitor(MethodVisitor innerVisitor)

Method Detail

buildFrame

public final Frame buildFrame()

getStackSize

public final int getStackSize()

getLocalCount

public final int getLocalCount()

getStackValue

public final FrameValue getStackValue(int offset)

getLocalValue

public final FrameValue getLocalValue(int slot)

getInitializations

public final java.util.Map<Instruction,TypeReference> getInitializations()

getStackSnapshot

public final FrameValue[] getStackSnapshot()

getLocalsSnapshot

public final FrameValue[] getLocalsSnapshot()

canVisitBody

public boolean canVisitBody()

Specified by:

canVisitBody in interface MethodVisitor

visitBody

public InstructionVisitor visitBody(MethodBody body)

Specified by:

visitBody in interface MethodVisitor

visitEnd

public void visitEnd()

Specified by:

visitEnd in interface MethodVisitor

visitFrame

public void visitFrame(Frame frame)

Specified by:

visitFrame in interface MethodVisitor

visitLineNumber

public void visitLineNumber(Instruction instruction,
                            int lineNumber)

Specified by:

visitLineNumber in interface MethodVisitor

visitAttribute

public void visitAttribute(SourceAttribute attribute)

Specified by:

visitAttribute in interface MethodVisitor

visitAnnotation

public void visitAnnotation(CustomAnnotation annotation,
                            boolean visible)

Specified by:

visitAnnotation in interface MethodVisitor

visitParameterAnnotation

public void visitParameterAnnotation(int parameter,
                                     CustomAnnotation annotation,
                                     boolean visible)

Specified by:

visitParameterAnnotation in interface MethodVisitor

get

protected final FrameValue get(int local)

set

protected final void set(int local,
                         FrameValue value)

set

protected final void set(int local,
                         TypeReference type)

pop

protected final FrameValue pop()

peek

protected final FrameValue peek()

pop

protected final void pop(int count)

push

protected final void push(TypeReference type)

push

protected final void push(FrameValue value)

initialize

protected void initialize(FrameValue value,
                          TypeReference type)

pruneLocals

public void pruneLocals()