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sun.jvm.hotspot.runtime

public Class ThreadLocalAllocBuffer

Class Inheritance

extends VMObject

java.lang.Object
sun.jvm.hotspot.runtime.VMObject
sun.jvm.hotspot.runtime.ThreadLocalAllocBuffer

Imports

java.io.*, java.util.*, sun.jvm.hotspot.debugger.*, sun.jvm.hotspot.oops.*, sun.jvm.hotspot.types.*, sun.jvm.hotspot.utilities.Observable, .Observer

ThreadLocalAllocBuffer: a descriptor for thread-local storage used by the threads for allocation.

It is thread-private at any time, but maybe multiplexed over time across multiple threads.

Field Summary

Modifier and Type	Field and Description
private static CIntegerField	desired_sizeField
private static AddressField	endField
private static AddressField	startField
private static AddressField	topField

Inherited from sun.jvm.hotspot.runtime.VMObject:: addr

Constructor Summary

Access	Constructor and Description
public	ThreadLocalAllocBuffer(Address addr)

Method Summary

Modifier and Type	Method and Description
private long	alignmentReserve()
public boolean	contains(Address p)
public Address	end()
private long	endReserve()
public Address	hardEnd()
private static synchronized void	initialize(TypeDataBase db)
public OopHandle	nextOopHandle(OopHandle handle, long size) Support for iteration over heap -- not sure how this will interact with GC in reflective system, but necessary for the debugging mechanism
public void	print()
public void	printOn(PrintStream tty)
public Address	start()
public OopHandle	startAsOopHandle() Support for iteration over heap -- not sure how this will interact with GC in reflective system, but necessary for the debugging mechanism
public Address	top()

Inherited from sun.jvm.hotspot.runtime.VMObject:: equals getAddress hashCode toString

Field Detail

desired_sizeField	back to summary
private static CIntegerField desired_sizeField

endField	back to summary
private static AddressField endField

startField	back to summary
private static AddressField startField

topField	back to summary
private static AddressField topField

Constructor Detail

ThreadLocalAllocBuffer	back to summary
public ThreadLocalAllocBuffer(Address addr)

Method Detail

alignmentReserve	back to summary
private long alignmentReserve()

contains	back to summary
public boolean contains(Address p)

end	back to summary
public Address end()

endReserve	back to summary
private long endReserve()

hardEnd	back to summary
public Address hardEnd()

initialize	back to summary
private static synchronized void initialize(TypeDataBase db)

nextOopHandle	back to summary
public OopHandle nextOopHandle(OopHandle handle, long size) Support for iteration over heap -- not sure how this will interact with GC in reflective system, but necessary for the debugging mechanism

print	back to summary
public void print()

printOn	back to summary
public void printOn(PrintStream tty)

start	back to summary
public Address start()

startAsOopHandle	back to summary
public OopHandle startAsOopHandle() Support for iteration over heap -- not sure how this will interact with GC in reflective system, but necessary for the debugging mechanism

top	back to summary
public Address top()