Mercurial > hg > truffle
view graal/com.oracle.graal.java/src/com/oracle/graal/java/GraphBuilderPlugin.java @ 19050:75da87c96605
initial commit of GraphBuilderPhase plugins
author | Doug Simon <doug.simon@oracle.com> |
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date | Sat, 31 Jan 2015 00:30:00 +0100 |
parents | |
children | 69f2926cd2ab |
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/* * Copyright (c) 2015, 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.java; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.*; import com.oracle.graal.nodes.*; /** * Extensions for handling certain bytecode instructions while building a * {@linkplain StructuredGraph graph} from a bytecode stream. */ public interface GraphBuilderPlugin { /** * Processes an invocation parsed in a bytecode stream and add nodes to a graph being * constructed that implement the semantics of the invocation. * * @param builder object being used to build a graph * @param args the arguments to the invocation */ boolean handleInvocation(GraphBuilderContext builder, ValueNode[] args); /** * Gets the target method handled by {@link #handleInvocation(GraphBuilderContext, ValueNode[])} * . */ ResolvedJavaMethod getInvocationTarget(MetaAccessProvider metaAccess); static ResolvedJavaMethod resolveTarget(MetaAccessProvider metaAccess, Class<?> clazz, String methodName, Class<?>... parameterTypes) { try { return metaAccess.lookupJavaMethod(methodName.equals("<init>") ? clazz.getDeclaredConstructor(parameterTypes) : clazz.getDeclaredMethod(methodName, parameterTypes)); } catch (NoSuchMethodException | SecurityException e) { throw new GraalInternalError(e); } } }