| /* |
| * Copyright (c) 2009, 2016, 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 org.graalvm.compiler.java; |
| |
| import org.graalvm.compiler.core.common.spi.ConstantFieldProvider; |
| import org.graalvm.compiler.nodes.StructuredGraph; |
| import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration; |
| import org.graalvm.compiler.nodes.graphbuilderconf.IntrinsicContext; |
| import org.graalvm.compiler.nodes.spi.StampProvider; |
| import org.graalvm.compiler.phases.BasePhase; |
| import org.graalvm.compiler.phases.OptimisticOptimizations; |
| import org.graalvm.compiler.phases.tiers.HighTierContext; |
| |
| import jdk.vm.ci.meta.ConstantReflectionProvider; |
| import jdk.vm.ci.meta.MetaAccessProvider; |
| import jdk.vm.ci.meta.ResolvedJavaMethod; |
| |
| /** |
| * Parses the bytecodes of a method and builds the IR graph. |
| */ |
| public class GraphBuilderPhase extends BasePhase<HighTierContext> { |
| |
| private final GraphBuilderConfiguration graphBuilderConfig; |
| |
| public GraphBuilderPhase(GraphBuilderConfiguration config) { |
| this.graphBuilderConfig = config; |
| } |
| |
| @Override |
| public boolean checkContract() { |
| return false; |
| } |
| |
| @Override |
| protected void run(StructuredGraph graph, HighTierContext context) { |
| new Instance(context.getMetaAccess(), context.getStampProvider(), context.getConstantReflection(), context.getConstantFieldProvider(), graphBuilderConfig, context.getOptimisticOptimizations(), |
| null).run(graph); |
| } |
| |
| public GraphBuilderConfiguration getGraphBuilderConfig() { |
| return graphBuilderConfig; |
| } |
| |
| // Fully qualified name is a workaround for JDK-8056066 |
| public static class Instance extends org.graalvm.compiler.phases.Phase { |
| |
| protected final MetaAccessProvider metaAccess; |
| protected final StampProvider stampProvider; |
| protected final ConstantReflectionProvider constantReflection; |
| protected final ConstantFieldProvider constantFieldProvider; |
| protected final GraphBuilderConfiguration graphBuilderConfig; |
| protected final OptimisticOptimizations optimisticOpts; |
| private final IntrinsicContext initialIntrinsicContext; |
| |
| public Instance(MetaAccessProvider metaAccess, StampProvider stampProvider, ConstantReflectionProvider constantReflection, ConstantFieldProvider constantFieldProvider, |
| GraphBuilderConfiguration graphBuilderConfig, OptimisticOptimizations optimisticOpts, IntrinsicContext initialIntrinsicContext) { |
| this.graphBuilderConfig = graphBuilderConfig; |
| this.optimisticOpts = optimisticOpts; |
| this.metaAccess = metaAccess; |
| this.stampProvider = stampProvider; |
| this.constantReflection = constantReflection; |
| this.constantFieldProvider = constantFieldProvider; |
| this.initialIntrinsicContext = initialIntrinsicContext; |
| } |
| |
| @Override |
| public boolean checkContract() { |
| return false; |
| } |
| |
| @Override |
| protected void run(StructuredGraph graph) { |
| createBytecodeParser(graph, null, graph.method(), graph.getEntryBCI(), initialIntrinsicContext).buildRootMethod(); |
| } |
| |
| /* Hook for subclasses of Instance to provide a subclass of BytecodeParser. */ |
| protected BytecodeParser createBytecodeParser(StructuredGraph graph, BytecodeParser parent, ResolvedJavaMethod method, int entryBCI, IntrinsicContext intrinsicContext) { |
| return new BytecodeParser(this, graph, parent, method, entryBCI, intrinsicContext); |
| } |
| } |
| } |