Mercurial > hg > truffle
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/replacements/HotSpotGraphBuilderPluginsProvider.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 | ed8ce7fb8dc2 |
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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.hotspot.replacements; import com.oracle.graal.api.meta.*; import com.oracle.graal.api.runtime.*; import com.oracle.graal.java.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.extended.*; import com.oracle.graal.nodes.spi.*; @ServiceProvider(GraphBuilderPluginsProvider.class) public class HotSpotGraphBuilderPluginsProvider implements GraphBuilderPluginsProvider { public void registerPlugins(MetaAccessProvider metaAccess, GraphBuilderPlugins plugins) { plugins.register(metaAccess, ObjectPlugin.class); } enum ObjectPlugin implements GraphBuilderPlugin { getClass() { public boolean handleInvocation(GraphBuilderContext builder, ValueNode[] args) { assert args.length == 1; ValueNode rcvr = args[0]; GuardingPiNode pi = builder.append(new GuardingPiNode(rcvr)); StampProvider stampProvider = builder.getStampProvider(); LoadHubNode hub = builder.append(new LoadHubNode(stampProvider, pi)); HubGetClassNode mirror = builder.append(new HubGetClassNode(builder.getMetaAccess(), hub)); builder.push(Kind.Object, mirror); return true; } }; public ResolvedJavaMethod getInvocationTarget(MetaAccessProvider metaAccess) { return GraphBuilderPlugin.resolveTarget(metaAccess, Object.class, name()); } @Override public String toString() { return Object.class.getName() + "." + name() + "()"; } } }