98 lines
2.7 KiB
Java
98 lines
2.7 KiB
Java
/*******************************************************************************
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* Copyright (c) 2007 IBM Corporation.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* IBM Corporation - initial API and implementation
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*******************************************************************************/
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package com.ibm.wala.ipa.callgraph;
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import com.ibm.wala.classLoader.IMethod;
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import com.ibm.wala.ipa.callgraph.impl.Everywhere;
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import com.ibm.wala.ssa.DefUse;
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import com.ibm.wala.ssa.IR;
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import com.ibm.wala.ssa.IRFactory;
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import com.ibm.wala.ssa.SSACache;
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import com.ibm.wala.ssa.SSAOptions;
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import com.ibm.wala.util.ref.ReferenceCleanser;
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/**
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* A place to hold onto caches of various analysis artifacts.
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*
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* Someday this should maybe go away?
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*/
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class AnalysisCache implements IAnalysisCacheView {
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private final IRFactory<IMethod> irFactory;
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private final SSACache ssaCache;
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private final SSAOptions ssaOptions;
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public AnalysisCache(IRFactory<IMethod> irFactory, SSAOptions ssaOptions, SSACache cache) {
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super();
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this.ssaOptions = ssaOptions;
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this.irFactory = irFactory;
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this.ssaCache = cache;
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ReferenceCleanser.registerCache(this);
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}
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/*
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* @see com.ibm.wala.ipa.callgraph.IAnalysisCacheView#invalidate(com.ibm.wala.classLoader.IMethod, com.ibm.wala.ipa.callgraph.Context)
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*/
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@Override
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public void invalidate(IMethod method, Context C) {
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ssaCache.invalidate(method, C);
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}
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public SSACache getSSACache() {
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return ssaCache;
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}
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public SSAOptions getSSAOptions() {
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return ssaOptions;
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}
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/*
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* @see com.ibm.wala.ipa.callgraph.IAnalysisCacheView#getIRFactory()
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*/
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@Override
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public IRFactory<IMethod> getIRFactory() {
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return irFactory;
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}
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/*
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* @see com.ibm.wala.ipa.callgraph.IAnalysisCacheView#getIR(com.ibm.wala.classLoader.IMethod)
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*/
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@Override
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public IR getIR(IMethod method, Context context) {
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if (method == null) {
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throw new IllegalArgumentException("method is null");
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}
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return ssaCache.findOrCreateIR(method, context, ssaOptions);
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}
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@Override
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public IR getIR(IMethod m) {
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return getIR(m, Everywhere.EVERYWHERE);
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}
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/*
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* @see com.ibm.wala.ipa.callgraph.IAnalysisCacheView#getDefUse(com.ibm.wala.ssa.IR)
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*/
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@Override
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public DefUse getDefUse(IR ir) {
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if (ir == null) {
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throw new IllegalArgumentException("ir is null");
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}
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return ssaCache.findOrCreateDU(ir, Everywhere.EVERYWHERE);
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}
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@Override
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public void clear() {
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ssaCache.wipe();
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}
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}
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