harpoon.Backend.Runtime1
Class BDWAllocationStrategy

java.lang.Object
  harpoon.Backend.Runtime1.AllocationStrategy
      harpoon.Backend.Runtime1.MallocAllocationStrategy
          harpoon.Backend.Runtime1.BDWAllocationStrategy

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

PreallocAllocationStrategy

public class BDWAllocationStrategy
extends MallocAllocationStrategy

BDWAllocationStrategy calls the appropriate C functions in the Boehm-Demers-Weiser conservative garbage collector library to do the allocation.

Version:

$Id: BDWAllocationStrategy.java,v 1.2 2002/02/25 21:02:19 cananian Exp $

Author:

C. Scott Ananian <cananian@alumni.princeton.edu>

See Also:

Serialized Form

Field Summary

Fields inherited from class harpoon.Backend.Runtime1.MallocAllocationStrategy

frame

Constructor Summary

BDWAllocationStrategy(Frame f)
Creates a BDWAllocationStrategy.

Method Summary

Exp	memAlloc(TreeFactory tf, HCodeElement source, DerivationGenerator dg, AllocationInformation.AllocationProperties ap, Exp length) Return a Tree.Exp created with the given TreeFactory that returns a pointer to a piece of memory length bytes long.

Methods inherited from class harpoon.Backend.Runtime1.MallocAllocationStrategy

buildAllocCall, DECLARE, DECLARE

Methods inherited from class java.lang.Object

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

Constructor Detail

BDWAllocationStrategy

public BDWAllocationStrategy(Frame f)

Creates a BDWAllocationStrategy.

Method Detail

memAlloc

public Exp memAlloc(TreeFactory tf,
                    HCodeElement source,
                    DerivationGenerator dg,
                    AllocationInformation.AllocationProperties ap,
                    Exp length)

Description copied from class: AllocationStrategy

Return a Tree.Exp created with the given TreeFactory that returns a pointer to a piece of memory length bytes long.

Overrides:

memAlloc in class MallocAllocationStrategy