harpoon.Backend.Runtime2
Class TreeBuilder

java.lang.Object
  harpoon.Backend.Generic.Runtime.TreeBuilder
      harpoon.Backend.Runtime1.TreeBuilder
          harpoon.Backend.Runtime2.TreeBuilder

All Implemented Interfaces:

Serializable

public class TreeBuilder
extends TreeBuilder

Runtime2.TreeBuilder is an implementation of Generic.Runtime.TreeBuilder which creates accessor expressions for the Runtime1 runtime.

Pretty straightforward. No weird hacks.

Version:

$Id: TreeBuilder.java,v 1.6 2003/07/15 03:33:52 cananian Exp $

Author:

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

See Also:

Serialized Form

Field Summary

Fields inherited from class harpoon.Backend.Runtime1.TreeBuilder

as, cdm, cfm, CLAZ_CLAZINFO, CLAZ_COMPONENT_OFF, CLAZ_DEPTH_OFF, CLAZ_DISPLAY_OFF, CLAZ_EXTRAINFO_OFF, CLAZ_GCENTRY_OFF, CLAZ_INTERFACES_OFF, CLAZ_INTERFZ_OFF, CLAZ_METHODS_OFF, CLAZ_SIZE_OFF, cmm, imm, linker, LONG_WORD_SIZE, OBJ_ALENGTH_OFF, OBJ_AZERO_OFF, OBJ_CLAZ_OFF, OBJ_FZERO_OFF, OBJ_HASH_OFF, OBJECT_HEADER_SIZE, POINTER_SIZE, runtime, WORD_SIZE

Constructor Summary

protected

TreeBuilder(Runtime runtime, Linker linker, AllocationStrategy as, boolean pointersAreLong, int pointerAlignment)

Method Summary

protected Stm	_call_FNI_Monitor(TreeFactory tf, HCodeElement source, DerivationGenerator dg, Translation.Exp objectref, boolean isEnter) wrap objectref and then call FNI_Monitor{Enter|Exit}()
Exp	fetchHash(TreeFactory tf, HCodeElement source, Exp object)
Translation.Exp	monitorEnter(TreeFactory tf, HCodeElement source, DerivationGenerator dg, Translation.Exp objectref) Return a Translation.Exp which acquires the monitor lock of the object specified by the given expression.
Translation.Exp	monitorExit(TreeFactory tf, HCodeElement source, DerivationGenerator dg, Translation.Exp objectref) Return a Translation.Exp which releases the monitor lock of the object specified by the given expression.
Exp	objAlloc(TreeFactory tf, HCodeElement source, DerivationGenerator dg, AllocationInformation.AllocationProperties ap, HClass objectType, Exp length)

Methods inherited from class harpoon.Backend.Runtime1.TreeBuilder

_claz_, arrayBase, arrayLength, arrayNew, arrayOffset, classConst, clearHashBit, componentOf, DECLARE, DECLARE, DECLARE, fieldBase, fieldConst, fieldOffset, headerSize, initClassFieldMap, instanceOf, methodBase, methodConst, methodOffset, objectNew, objectSize, PTRMASK, referenceEqual, setClassHierarchy, stringConst

Methods inherited from class java.lang.Object

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

Constructor Detail

TreeBuilder

protected TreeBuilder(Runtime runtime,
                      Linker linker,
                      AllocationStrategy as,
                      boolean pointersAreLong,
                      int pointerAlignment)

Method Detail

fetchHash

public Exp fetchHash(TreeFactory tf,
                     HCodeElement source,
                     Exp object)

objAlloc

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

Overrides:

objAlloc in class TreeBuilder

monitorEnter

public Translation.Exp monitorEnter(TreeFactory tf,
                                    HCodeElement source,
                                    DerivationGenerator dg,
                                    Translation.Exp objectref)

Description copied from class: Runtime.TreeBuilder

Return a Translation.Exp which acquires the monitor lock of the object specified by the given expression.

Overrides:

monitorEnter in class TreeBuilder

monitorExit

public Translation.Exp monitorExit(TreeFactory tf,
                                   HCodeElement source,
                                   DerivationGenerator dg,
                                   Translation.Exp objectref)

Description copied from class: Runtime.TreeBuilder

Return a Translation.Exp which releases the monitor lock of the object specified by the given expression.

Overrides:

monitorExit in class TreeBuilder

_call_FNI_Monitor

protected Stm _call_FNI_Monitor(TreeFactory tf,
                                HCodeElement source,
                                DerivationGenerator dg,
                                Translation.Exp objectref,
                                boolean isEnter)

Description copied from class: TreeBuilder

wrap objectref and then call FNI_Monitor{Enter|Exit}()

Overrides:

_call_FNI_Monitor in class TreeBuilder