Mercurial > hg > truffle
view graal/com.oracle.graal.graphbuilderconf/src/com/oracle/graal/graphbuilderconf/GraphBuilderConfiguration.java @ 19982:e07cd1f09a9d
GraphBuilderConfiguration.copy() should do what it's javadoc says
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 20 Mar 2015 23:17:33 +0100 |
parents | b950967f74c7 |
children | 0f289b082d3d |
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/* * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.graal.graphbuilderconf; import java.util.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.*; import com.oracle.graal.nodes.*; public class GraphBuilderConfiguration { public static class Plugins { private final InvocationPlugins invocationPlugins; private LoadFieldPlugin loadFieldPlugin; private LoadIndexedPlugin loadIndexedPlugin; private ParameterPlugin parameterPlugin; private InlineInvokePlugin inlineInvokePlugin; private GenericInvocationPlugin genericInvocationPlugin; private LoopExplosionPlugin loopExplosionPlugin; /** * Creates a copy of a given set of plugins. The {@link InvocationPlugins} in * {@code copyFrom} become the {@linkplain InvocationPlugins#getParent() default} * {@linkplain #getInvocationPlugins() invocation plugins} in this object. */ public Plugins(Plugins copyFrom) { this.invocationPlugins = new InvocationPlugins(copyFrom.invocationPlugins); this.parameterPlugin = copyFrom.parameterPlugin; this.loadFieldPlugin = copyFrom.loadFieldPlugin; this.loadIndexedPlugin = copyFrom.loadIndexedPlugin; this.inlineInvokePlugin = copyFrom.inlineInvokePlugin; this.loopExplosionPlugin = copyFrom.loopExplosionPlugin; this.genericInvocationPlugin = copyFrom.genericInvocationPlugin; } /** * Creates a new set of plugins. * * @param invocationPlugins the {@linkplain #getInvocationPlugins() invocation plugins} in * this object */ public Plugins(InvocationPlugins invocationPlugins) { this.invocationPlugins = invocationPlugins; } public InvocationPlugins getInvocationPlugins() { return invocationPlugins; } public GenericInvocationPlugin getGenericInvocationPlugin() { return genericInvocationPlugin; } public void setGenericInvocationPlugin(GenericInvocationPlugin plugin) { this.genericInvocationPlugin = plugin; } public LoadFieldPlugin getLoadFieldPlugin() { return loadFieldPlugin; } public void setLoadFieldPlugin(LoadFieldPlugin plugin) { this.loadFieldPlugin = plugin; } public LoadIndexedPlugin getLoadIndexedPlugin() { return loadIndexedPlugin; } public void setLoadIndexedPlugin(LoadIndexedPlugin plugin) { this.loadIndexedPlugin = plugin; } public ParameterPlugin getParameterPlugin() { return parameterPlugin; } public void setParameterPlugin(ParameterPlugin plugin) { this.parameterPlugin = plugin; } public InlineInvokePlugin getInlineInvokePlugin() { return inlineInvokePlugin; } public void setInlineInvokePlugin(InlineInvokePlugin plugin) { this.inlineInvokePlugin = plugin; } public LoopExplosionPlugin getLoopExplosionPlugin() { return loopExplosionPlugin; } public void setLoopExplosionPlugin(LoopExplosionPlugin plugin) { this.loopExplosionPlugin = plugin; } } private static final ResolvedJavaType[] EMPTY = new ResolvedJavaType[]{}; private final boolean eagerResolving; private final boolean omitAllExceptionEdges; private final ResolvedJavaType[] skippedExceptionTypes; private final DebugInfoMode debugInfoMode; private final boolean doLivenessAnalysis; private boolean useProfiling; private final Plugins plugins; public static enum DebugInfoMode { SafePointsOnly, /** * This mode inserts {@link SimpleInfopointNode}s in places where no safepoints would be * inserted: inlining boundaries, and line number switches. * <p> * In this mode the infopoint only have a location (method and bytecode index) and no * values. * <p> * This is useful to have better program counter to bci mapping and has no influence on the * generated code. However it can increase the amount of metadata and does not allow access * to accessing values at runtime. */ Simple, /** * In this mode, {@link FullInfopointNode}s are generated in the same locations as in * {@link #Simple} mode but the infopoints have access to the runtime values. * <p> * This is relevant when code is to be generated for native, machine-code level debugging * but can have a limit the amount of optimization applied to the code. */ Full, } protected GraphBuilderConfiguration(boolean eagerResolving, boolean omitAllExceptionEdges, DebugInfoMode debugInfoMode, ResolvedJavaType[] skippedExceptionTypes, boolean doLivenessAnalysis, Plugins plugins) { this.eagerResolving = eagerResolving; this.omitAllExceptionEdges = omitAllExceptionEdges; this.debugInfoMode = debugInfoMode; this.skippedExceptionTypes = skippedExceptionTypes; this.doLivenessAnalysis = doLivenessAnalysis; this.useProfiling = true; this.plugins = plugins; } /** * Creates a copy of this configuration with all its plugins. The {@link InvocationPlugins} in * this configuration become the {@linkplain InvocationPlugins#getParent() parent} of the * {@link InvocationPlugins} in the copy. */ public GraphBuilderConfiguration copy() { Plugins newPlugins = new Plugins(plugins); GraphBuilderConfiguration result = new GraphBuilderConfiguration(eagerResolving, omitAllExceptionEdges, debugInfoMode, skippedExceptionTypes, doLivenessAnalysis, newPlugins); result.useProfiling = useProfiling; return result; } public boolean getUseProfiling() { return useProfiling; } public void setUseProfiling(boolean b) { this.useProfiling = b; } public GraphBuilderConfiguration withSkippedExceptionTypes(ResolvedJavaType[] newSkippedExceptionTypes) { return new GraphBuilderConfiguration(eagerResolving, omitAllExceptionEdges, debugInfoMode, newSkippedExceptionTypes, doLivenessAnalysis, plugins); } public GraphBuilderConfiguration withOmitAllExceptionEdges(boolean newOmitAllExceptionEdges) { return new GraphBuilderConfiguration(eagerResolving, newOmitAllExceptionEdges, debugInfoMode, skippedExceptionTypes, doLivenessAnalysis, plugins); } public GraphBuilderConfiguration withDebugInfoMode(DebugInfoMode newDebugInfoMode) { ResolvedJavaType[] newSkippedExceptionTypes = skippedExceptionTypes == EMPTY ? EMPTY : Arrays.copyOf(skippedExceptionTypes, skippedExceptionTypes.length); return new GraphBuilderConfiguration(eagerResolving, omitAllExceptionEdges, newDebugInfoMode, newSkippedExceptionTypes, doLivenessAnalysis, plugins); } public GraphBuilderConfiguration withDoLivenessAnalysis(boolean newLivenessAnalysis) { return new GraphBuilderConfiguration(eagerResolving, omitAllExceptionEdges, debugInfoMode, skippedExceptionTypes, newLivenessAnalysis, plugins); } public ResolvedJavaType[] getSkippedExceptionTypes() { return skippedExceptionTypes; } public boolean eagerResolving() { return eagerResolving; } public boolean omitAllExceptionEdges() { return omitAllExceptionEdges; } public boolean insertNonSafepointDebugInfo() { return debugInfoMode.ordinal() >= DebugInfoMode.Simple.ordinal(); } public boolean insertFullDebugInfo() { return debugInfoMode.ordinal() >= DebugInfoMode.Full.ordinal(); } public boolean doLivenessAnalysis() { return doLivenessAnalysis; } public static GraphBuilderConfiguration getDefault(Plugins plugins) { return new GraphBuilderConfiguration(false, false, DebugInfoMode.SafePointsOnly, EMPTY, GraalOptions.OptLivenessAnalysis.getValue(), plugins); } public static GraphBuilderConfiguration getEagerDefault(Plugins plugins) { return new GraphBuilderConfiguration(true, false, DebugInfoMode.SafePointsOnly, EMPTY, GraalOptions.OptLivenessAnalysis.getValue(), plugins); } public static GraphBuilderConfiguration getSnippetDefault(Plugins plugins) { return new GraphBuilderConfiguration(true, true, DebugInfoMode.SafePointsOnly, EMPTY, GraalOptions.OptLivenessAnalysis.getValue(), plugins); } public static GraphBuilderConfiguration getFullDebugDefault(Plugins plugins) { return new GraphBuilderConfiguration(true, false, DebugInfoMode.Full, EMPTY, GraalOptions.OptLivenessAnalysis.getValue(), plugins); } /** * Returns {@code true} if it is an error for a class/field/method resolution to fail. The * default is the same result as returned by {@link #eagerResolving()}. However, it may be * overridden to allow failure even when {@link #eagerResolving} is {@code true}. */ public boolean unresolvedIsError() { return eagerResolving; } public Plugins getPlugins() { return plugins; } }