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annotate graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/nodes/DirectStoreNode.java @ 19410:61d3cb8e1280

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Add generic parameter to NodeClass. Change Graph#getNodes(Class) to Graph#getNodes(NodeClass).
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Mon, 16 Feb 2015 17:47:43 +0100
parents 7e2c87dae93e
children 8fc336a04d77
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1 /*
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2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.replacements.nodes;
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24
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25 import static com.oracle.graal.compiler.common.UnsafeAccess.*;
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26
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27 import com.oracle.graal.api.meta.*;
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28 import com.oracle.graal.compiler.common.type.*;
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29 import com.oracle.graal.graph.*;
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30 import com.oracle.graal.nodeinfo.*;
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31 import com.oracle.graal.nodes.*;
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32 import com.oracle.graal.nodes.extended.*;
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33 import com.oracle.graal.nodes.spi.*;
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34
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35 /**
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36 * A special purpose store node that differs from {@link UnsafeStoreNode} in that it is not a
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37 * {@link StateSplit} and takes a computed address instead of an object.
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38 */
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39 @NodeInfo
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40 public final class DirectStoreNode extends FixedWithNextNode implements LIRLowerable {
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41
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42 public static final NodeClass<DirectStoreNode> TYPE = NodeClass.get(DirectStoreNode.class);
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43 @Input protected ValueNode address;
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44 @Input protected ValueNode value;
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45 protected final Kind kind;
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46
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47 public DirectStoreNode(ValueNode address, ValueNode value, Kind kind) {
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48 super(TYPE, StampFactory.forVoid());
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49 this.address = address;
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50 this.value = value;
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51 this.kind = kind;
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52 }
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53
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54 @Override
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55 public void generate(NodeLIRBuilderTool gen) {
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56 Value v = gen.operand(value);
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57 LIRKind lirKind = gen.getLIRGeneratorTool().target().getLIRKind(kind);
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58 gen.getLIRGeneratorTool().emitStore(lirKind, gen.operand(address), v, null);
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59 }
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60
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61 protected ValueNode getAddress() {
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62 return address;
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63 }
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64
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65 protected ValueNode getValue() {
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66 return value;
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67 }
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68
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69 /*
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70 * The kind of the store is provided explicitly in these intrinsics because it is not always
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71 * possible to determine the kind from the given value during compilation (because stack kinds
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72 * are used).
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73 */
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74
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75 @SuppressWarnings("unused")
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76 @NodeIntrinsic
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77 public static void store(long address, boolean value, @ConstantNodeParameter Kind kind) {
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78 int b = value ? 1 : 0;
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79 unsafe.putByte(address, (byte) b);
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80 }
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81
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82 @SuppressWarnings("unused")
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83 @NodeIntrinsic
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84 public static void store(long address, byte value, @ConstantNodeParameter Kind kind) {
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85 unsafe.putByte(address, value);
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86 }
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87
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88 @SuppressWarnings("unused")
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89 @NodeIntrinsic
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90 public static void store(long address, short value, @ConstantNodeParameter Kind kind) {
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91 unsafe.putShort(address, value);
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92 }
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93
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94 @SuppressWarnings("unused")
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95 @NodeIntrinsic
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96 public static void store(long address, char value, @ConstantNodeParameter Kind kind) {
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97 unsafe.putChar(address, value);
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98 }
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99
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100 @SuppressWarnings("unused")
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101 @NodeIntrinsic
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102 public static void store(long address, int value, @ConstantNodeParameter Kind kind) {
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103 unsafe.putInt(address, value);
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104 }
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105
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106 @SuppressWarnings("unused")
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107 @NodeIntrinsic
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108 public static void store(long address, long value, @ConstantNodeParameter Kind kind) {
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109 unsafe.putLong(address, value);
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110 }
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111
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112 @SuppressWarnings("unused")
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113 @NodeIntrinsic
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114 public static void store(long address, float value, @ConstantNodeParameter Kind kind) {
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115 unsafe.putFloat(address, value);
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116 }
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117
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118 @SuppressWarnings("unused")
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119 @NodeIntrinsic
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120 public static void store(long address, double value, @ConstantNodeParameter Kind kind) {
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121 unsafe.putDouble(address, value);
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122 }
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123 }