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annotate graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/StartNode.java @ 16895:06c15e88d383

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added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
author Doug Simon <doug.simon@oracle.com>
date Mon, 18 Aug 2014 14:04:21 +0200
parents cbd42807a31f
children 0fe4732e5181
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3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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1 /*
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2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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6 * under the terms of the GNU General Public License version 2 only, as
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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7 * published by the Free Software Foundation.
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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8 *
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
Doug Simon <doug.simon@oracle.com>
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
Doug Simon <doug.simon@oracle.com>
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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12 * version 2 for more details (a copy is included in the LICENSE file that
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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13 * accompanied this code).
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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14 *
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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15 * You should have received a copy of the GNU General Public License version
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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16 * 2 along with this work; if not, write to the Free Software Foundation,
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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20 * or visit www.oracle.com if you need additional information or have any
3fd6b0ab1146 created StartNode and DispatchBeginNode for clearer visualization of these special nodes in the visualizer
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21 * questions.
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22 */
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23 package com.oracle.graal.nodes;
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24
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25 import com.oracle.graal.api.meta.*;
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cbd42807a31f moved NodeInfo and friends into separate com.oracle.graal.nodeinfo project so that annotation processor can be applied to the base Node class
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26 import com.oracle.graal.nodeinfo.*;
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ed08c40d67de Add a alwaysNull property to ObjectStamp (Phi(null, a! A) get a "a A" stamp and not just "a -")
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27 import com.oracle.graal.nodes.extended.*;
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29 /**
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30 * The start node of a graph.
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31 */
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06e50d290784 isAllowedUsageType on Nodes
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32 @NodeInfo(allowedUsageTypes = {InputType.Memory})
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33 public class StartNode extends BeginStateSplitNode implements MemoryCheckpoint.Single {
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06c15e88d383 added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
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34 public static StartNode create() {
06c15e88d383 added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
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35 return new StartNodeGen();
06c15e88d383 added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
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36 }
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38 protected StartNode() {
06c15e88d383 added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
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39 }
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40
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b66a826acf4b add location identity to MemoryCheckpoint and let WriteNode implement MemoryCheckpoint
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41 @Override
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42 public LocationIdentity getLocationIdentity() {
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43 return LocationIdentity.ANY_LOCATION;
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44 }
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45 }