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annotate graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotLIRGenerator.java @ 10610:1db97e3de11c

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Do not re-compress oops that are already compressed.
author Roland Schatz <roland.schatz@oracle.com>
date Fri, 05 Jul 2013 15:18:37 +0200
parents 8369c5780c77
children d71c56c67921
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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.
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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.hotspot.amd64;
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24
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25 import static com.oracle.graal.amd64.AMD64.*;
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26 import static com.oracle.graal.api.code.ValueUtil.*;
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27 import static com.oracle.graal.hotspot.HotSpotBackend.*;
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28
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29 import java.lang.reflect.*;
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30 import java.util.*;
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31
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32 import com.oracle.graal.amd64.*;
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33 import com.oracle.graal.api.code.*;
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34 import com.oracle.graal.api.meta.*;
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35 import com.oracle.graal.asm.*;
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36 import com.oracle.graal.asm.amd64.AMD64Address.Scale;
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37 import com.oracle.graal.compiler.amd64.*;
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38 import com.oracle.graal.compiler.gen.*;
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39 import com.oracle.graal.graph.*;
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40 import com.oracle.graal.hotspot.*;
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41 import com.oracle.graal.hotspot.meta.*;
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42 import com.oracle.graal.hotspot.nodes.*;
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43 import com.oracle.graal.hotspot.stubs.*;
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44 import com.oracle.graal.lir.*;
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45 import com.oracle.graal.lir.StandardOp.ParametersOp;
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46 import com.oracle.graal.lir.StandardOp.PlaceholderOp;
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47 import com.oracle.graal.lir.amd64.*;
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48 import com.oracle.graal.lir.amd64.AMD64ControlFlow.CondMoveOp;
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49 import com.oracle.graal.lir.amd64.AMD64Move.CompareAndSwapCompressedOp;
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50 import com.oracle.graal.lir.amd64.AMD64Move.CompareAndSwapOp;
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51 import com.oracle.graal.lir.amd64.AMD64Move.LoadCompressedPointer;
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52 import com.oracle.graal.lir.amd64.AMD64Move.LoadOp;
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53 import com.oracle.graal.lir.amd64.AMD64Move.MoveFromRegOp;
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54 import com.oracle.graal.lir.amd64.AMD64Move.StoreCompressedPointer;
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55 import com.oracle.graal.lir.amd64.AMD64Move.StoreConstantOp;
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56 import com.oracle.graal.lir.amd64.AMD64Move.StoreOp;
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57 import com.oracle.graal.nodes.*;
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58 import com.oracle.graal.nodes.calc.*;
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59 import com.oracle.graal.nodes.java.*;
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60 import com.oracle.graal.nodes.java.MethodCallTargetNode.InvokeKind;
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61
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62 /**
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63 * LIR generator specialized for AMD64 HotSpot.
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64 */
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65 public class AMD64HotSpotLIRGenerator extends AMD64LIRGenerator implements HotSpotLIRGenerator {
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66
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67 private HotSpotRuntime runtime() {
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68 return (HotSpotRuntime) runtime;
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69 }
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70
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71 protected AMD64HotSpotLIRGenerator(StructuredGraph graph, CodeCacheProvider runtime, TargetDescription target, FrameMap frameMap, CallingConvention cc, LIR lir) {
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72 super(graph, runtime, target, frameMap, cc, lir);
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73 }
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74
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75 /**
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76 * The slot reserved for storing the original return address when a frame is marked for
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77 * deoptimization. The return address slot in the callee is overwritten with the address of a
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78 * deoptimization stub.
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79 */
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80 StackSlot deoptimizationRescueSlot;
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81
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82 /**
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83 * Utility for emitting the instruction to save RBP.
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84 */
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85 class SaveRbp {
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86
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87 final PlaceholderOp placeholder;
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88
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89 /**
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90 * The slot reserved for saving RBP.
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91 */
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92 final StackSlot reservedSlot;
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93
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94 public SaveRbp(PlaceholderOp placeholder) {
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95 this.placeholder = placeholder;
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96 this.reservedSlot = frameMap.allocateSpillSlot(Kind.Long);
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97 assert reservedSlot.getRawOffset() == -16 : reservedSlot.getRawOffset();
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98 }
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99
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100 /**
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101 * Replaces this operation with the appropriate move for saving rbp.
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102 *
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103 * @param useStack specifies if rbp must be saved to the stack
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104 */
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105 public AllocatableValue finalize(boolean useStack) {
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106 AllocatableValue dst;
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107 if (useStack) {
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108 dst = reservedSlot;
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109 } else {
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110 frameMap.freeSpillSlot(reservedSlot);
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111 dst = newVariable(Kind.Long);
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112 }
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113
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114 placeholder.replace(lir, new MoveFromRegOp(dst, rbp.asValue(Kind.Long)));
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115 return dst;
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116 }
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117 }
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118
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119 private SaveRbp saveRbp;
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120
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121 /**
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122 * List of epilogue operations that need to restore RBP.
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123 */
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124 List<AMD64HotSpotEpilogueOp> epilogueOps = new ArrayList<>(2);
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125
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126 @Override
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127 public void append(LIRInstruction op) {
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128 super.append(op);
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129 if (op instanceof AMD64HotSpotEpilogueOp) {
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diff changeset
130 epilogueOps.add((AMD64HotSpotEpilogueOp) op);
08d1414ac62d refactored common code in subclasses into AMD64HotSpotEpilogueOp
Doug Simon <doug.simon@oracle.com>
parents: 9507
diff changeset
131 }
08d1414ac62d refactored common code in subclasses into AMD64HotSpotEpilogueOp
Doug Simon <doug.simon@oracle.com>
parents: 9507
diff changeset
132 }
08d1414ac62d refactored common code in subclasses into AMD64HotSpotEpilogueOp
Doug Simon <doug.simon@oracle.com>
parents: 9507
diff changeset
133
8586
82f6a25321b8 modeling of lock state removed from LIR and runtime specific debug info for locks moved into runtime specific classes
Doug Simon <doug.simon@oracle.com>
parents: 8367
diff changeset
134 @SuppressWarnings("hiding")
82f6a25321b8 modeling of lock state removed from LIR and runtime specific debug info for locks moved into runtime specific classes
Doug Simon <doug.simon@oracle.com>
parents: 8367
diff changeset
135 @Override
82f6a25321b8 modeling of lock state removed from LIR and runtime specific debug info for locks moved into runtime specific classes
Doug Simon <doug.simon@oracle.com>
parents: 8367
diff changeset
136 protected DebugInfoBuilder createDebugInfoBuilder(NodeMap<Value> nodeOperands) {
82f6a25321b8 modeling of lock state removed from LIR and runtime specific debug info for locks moved into runtime specific classes
Doug Simon <doug.simon@oracle.com>
parents: 8367
diff changeset
137 assert runtime().config.basicLockSize == 8;
82f6a25321b8 modeling of lock state removed from LIR and runtime specific debug info for locks moved into runtime specific classes
Doug Simon <doug.simon@oracle.com>
parents: 8367
diff changeset
138 HotSpotLockStack lockStack = new HotSpotLockStack(frameMap, Kind.Long);
82f6a25321b8 modeling of lock state removed from LIR and runtime specific debug info for locks moved into runtime specific classes
Doug Simon <doug.simon@oracle.com>
parents: 8367
diff changeset
139 return new HotSpotDebugInfoBuilder(nodeOperands, lockStack);
82f6a25321b8 modeling of lock state removed from LIR and runtime specific debug info for locks moved into runtime specific classes
Doug Simon <doug.simon@oracle.com>
parents: 8367
diff changeset
140 }
82f6a25321b8 modeling of lock state removed from LIR and runtime specific debug info for locks moved into runtime specific classes
Doug Simon <doug.simon@oracle.com>
parents: 8367
diff changeset
141
82f6a25321b8 modeling of lock state removed from LIR and runtime specific debug info for locks moved into runtime specific classes
Doug Simon <doug.simon@oracle.com>
parents: 8367
diff changeset
142 @Override
82f6a25321b8 modeling of lock state removed from LIR and runtime specific debug info for locks moved into runtime specific classes
Doug Simon <doug.simon@oracle.com>
parents: 8367
diff changeset
143 public StackSlot getLockSlot(int lockDepth) {
82f6a25321b8 modeling of lock state removed from LIR and runtime specific debug info for locks moved into runtime specific classes
Doug Simon <doug.simon@oracle.com>
parents: 8367
diff changeset
144 return ((HotSpotDebugInfoBuilder) debugInfoBuilder).lockStack().makeLockSlot(lockDepth);
82f6a25321b8 modeling of lock state removed from LIR and runtime specific debug info for locks moved into runtime specific classes
Doug Simon <doug.simon@oracle.com>
parents: 8367
diff changeset
145 }
82f6a25321b8 modeling of lock state removed from LIR and runtime specific debug info for locks moved into runtime specific classes
Doug Simon <doug.simon@oracle.com>
parents: 8367
diff changeset
146
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
147 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
148 protected void emitPrologue() {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
149
9612
66db0353f55a compilation is explicitly given a CallingConvention for the graph being compiled instead of deriving it from a method
Doug Simon <doug.simon@oracle.com>
parents: 9562
diff changeset
150 CallingConvention incomingArguments = cc;
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
151
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
152 RegisterValue rbpParam = rbp.asValue(Kind.Long);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
153 Value[] params = new Value[incomingArguments.getArgumentCount() + 1];
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
154 for (int i = 0; i < params.length - 1; i++) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
155 params[i] = toStackKind(incomingArguments.getArgument(i));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
156 if (isStackSlot(params[i])) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
157 StackSlot slot = ValueUtil.asStackSlot(params[i]);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
158 if (slot.isInCallerFrame() && !lir.hasArgInCallerFrame()) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
159 lir.setHasArgInCallerFrame();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
160 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
161 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
162 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
163 params[params.length - 1] = rbpParam;
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
164 ParametersOp paramsOp = new ParametersOp(params);
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
165
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
166 append(paramsOp);
9247
27c75e4016db clarified code for emitting LIR code to save RBP
Doug Simon <doug.simon@oracle.com>
parents: 8892
diff changeset
167
27c75e4016db clarified code for emitting LIR code to save RBP
Doug Simon <doug.simon@oracle.com>
parents: 8892
diff changeset
168 saveRbp = new SaveRbp(new PlaceholderOp(currentBlock, lir.lir(currentBlock).size()));
27c75e4016db clarified code for emitting LIR code to save RBP
Doug Simon <doug.simon@oracle.com>
parents: 8892
diff changeset
169 append(saveRbp.placeholder);
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
170
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
171 for (LocalNode local : graph.getNodes(LocalNode.class)) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
172 Value param = params[local.index()];
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
173 assert param.getKind() == local.kind().getStackKind();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
174 setResult(local, emitMove(param));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
175 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
176 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
177
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
178 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
179 protected void emitReturn(Value input) {
9560
08d1414ac62d refactored common code in subclasses into AMD64HotSpotEpilogueOp
Doug Simon <doug.simon@oracle.com>
parents: 9507
diff changeset
180 append(new AMD64HotSpotReturnOp(input));
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
181 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
182
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
183 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
184 protected boolean needOnlyOopMaps() {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
185 // Stubs only need oop maps
9613
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
186 return graph.start() instanceof StubStartNode;
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
187 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
188
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
189 /**
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
190 * Map from debug infos that need to be updated with callee save information to the operations
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
191 * that provide the information.
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
192 */
9491
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
193 Map<LIRFrameState, AMD64RegistersPreservationOp> calleeSaveInfo = new HashMap<>();
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
194
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
195 private LIRFrameState currentRuntimeCallInfo;
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
196
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
197 @Override
9742
cff1e11941c0 moved temporaries from CallingConvention to ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9741
diff changeset
198 protected void emitForeignCall(ForeignCallLinkage linkage, Value result, Value[] arguments, Value[] temps, LIRFrameState info) {
9491
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
199 currentRuntimeCallInfo = info;
9742
cff1e11941c0 moved temporaries from CallingConvention to ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9741
diff changeset
200 super.emitForeignCall(linkage, result, arguments, temps, info);
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
201 }
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
202
9507
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
203 protected AMD64SaveRegistersOp emitSaveRegisters(Register[] savedRegisters, StackSlot[] savedRegisterLocations) {
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
204 AMD64SaveRegistersOp save = new AMD64SaveRegistersOp(savedRegisters, savedRegisterLocations);
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
205 append(save);
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
206 return save;
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
207 }
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
208
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
209 protected void emitRestoreRegisters(AMD64SaveRegistersOp save) {
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
210 append(new AMD64RestoreRegistersOp(save.getSlots().clone(), save));
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
211 }
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
212
9613
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
213 Stub getStub() {
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
214 if (graph.start() instanceof StubStartNode) {
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
215 return ((StubStartNode) graph.start()).getStub();
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
216 }
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
217 return null;
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
218 }
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
219
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
220 @Override
9741
b27184f5f66b removed redundant parameter
Doug Simon <doug.simon@oracle.com>
parents: 9740
diff changeset
221 public Variable emitForeignCall(ForeignCallLinkage linkage, DeoptimizingNode info, Value... args) {
9613
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
222 Stub stub = getStub();
9870
c65bad5126b0 pull HotSpotForeignCallLinkage.isLeaf into ForeignCallLinkage and rename to canDeoptimize
Lukas Stadler <lukas.stadler@jku.at>
parents: 9768
diff changeset
223 boolean destroysRegisters = linkage.destroysRegisters();
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
224
9415
016523a011b7 simplified register preservation in compiled stubs to avoid the need for using ParametersOp
Doug Simon <doug.simon@oracle.com>
parents: 9352
diff changeset
225 AMD64SaveRegistersOp save = null;
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
226 StackSlot[] savedRegisterLocations = null;
9693
d04944441454 cleaned up and simplified runtime call mechanisms
Doug Simon <doug.simon@oracle.com>
parents: 9613
diff changeset
227 if (destroysRegisters) {
9731
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
228 if (stub != null) {
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
229 if (stub.preservesRegisters()) {
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
230 Register[] savedRegisters = frameMap.registerConfig.getAllocatableRegisters();
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
231 savedRegisterLocations = new StackSlot[savedRegisters.length];
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
232 for (int i = 0; i < savedRegisters.length; i++) {
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
233 PlatformKind kind = target.arch.getLargestStorableKind(savedRegisters[i].getRegisterCategory());
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
234 assert kind != Kind.Illegal;
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
235 StackSlot spillSlot = frameMap.allocateSpillSlot(kind);
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
236 savedRegisterLocations[i] = spillSlot;
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
237 }
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
238 save = emitSaveRegisters(savedRegisters, savedRegisterLocations);
9491
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
239 }
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
240 }
9731
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
241 }
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
242
9768
cbf274a92e5b a leaf foreign call does not need debug info
Doug Simon <doug.simon@oracle.com>
parents: 9742
diff changeset
243 Variable result;
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
244
9870
c65bad5126b0 pull HotSpotForeignCallLinkage.isLeaf into ForeignCallLinkage and rename to canDeoptimize
Lukas Stadler <lukas.stadler@jku.at>
parents: 9768
diff changeset
245 if (linkage.canDeoptimize()) {
9768
cbf274a92e5b a leaf foreign call does not need debug info
Doug Simon <doug.simon@oracle.com>
parents: 9742
diff changeset
246 assert info != null;
cbf274a92e5b a leaf foreign call does not need debug info
Doug Simon <doug.simon@oracle.com>
parents: 9742
diff changeset
247 append(new AMD64HotSpotCRuntimeCallPrologueOp());
cbf274a92e5b a leaf foreign call does not need debug info
Doug Simon <doug.simon@oracle.com>
parents: 9742
diff changeset
248 result = super.emitForeignCall(linkage, info, args);
9491
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
249 append(new AMD64HotSpotCRuntimeCallEpilogueOp());
9768
cbf274a92e5b a leaf foreign call does not need debug info
Doug Simon <doug.simon@oracle.com>
parents: 9742
diff changeset
250 } else {
cbf274a92e5b a leaf foreign call does not need debug info
Doug Simon <doug.simon@oracle.com>
parents: 9742
diff changeset
251 result = super.emitForeignCall(linkage, null, args);
9731
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
252 }
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
253
9731
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
254 if (destroysRegisters) {
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
255 if (stub != null) {
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
256 if (stub.preservesRegisters()) {
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
257 assert !calleeSaveInfo.containsKey(currentRuntimeCallInfo);
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
258 calleeSaveInfo.put(currentRuntimeCallInfo, save);
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
259
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
260 emitRestoreRegisters(save);
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
261 } else {
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
262 assert zapRegisters();
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
263 }
9491
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
264 }
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
265 }
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
266
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
267 return result;
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
268 }
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
269
9506
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
270 protected AMD64ZapRegistersOp emitZapRegisters(Register[] zappedRegisters, Constant[] zapValues) {
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
271 AMD64ZapRegistersOp zap = new AMD64ZapRegistersOp(zappedRegisters, zapValues);
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
272 append(zap);
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
273 return zap;
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
274 }
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
275
9491
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
276 protected boolean zapRegisters() {
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
277 Register[] zappedRegisters = frameMap.registerConfig.getAllocatableRegisters();
9506
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
278 Constant[] zapValues = new Constant[zappedRegisters.length];
9491
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
279 for (int i = 0; i < zappedRegisters.length; i++) {
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
280 PlatformKind kind = target.arch.getLargestStorableKind(zappedRegisters[i].getRegisterCategory());
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
281 assert kind != Kind.Illegal;
9506
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
282 zapValues[i] = zapValueForKind(kind);
9491
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
283 }
9506
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
284 calleeSaveInfo.put(currentRuntimeCallInfo, emitZapRegisters(zappedRegisters, zapValues));
9491
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
285 return true;
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
286 }
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
287
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
288 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
289 public void visitSafepointNode(SafepointNode i) {
8892
2c0c708a0ad6 Introduce DeoptimizingNode interface
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 8643
diff changeset
290 LIRFrameState info = state(i);
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
291 append(new AMD64SafepointOp(info, runtime().config, this));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
292 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
293
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
294 @SuppressWarnings("hiding")
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
295 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
296 public void visitDirectCompareAndSwap(DirectCompareAndSwapNode x) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
297 Kind kind = x.newValue().kind();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
298 assert kind == x.expectedValue().kind();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
299
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
300 Value expected = loadNonConst(operand(x.expectedValue()));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
301 Variable newVal = load(operand(x.newValue()));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
302
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
303 int disp = 0;
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
304 AMD64AddressValue address;
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
305 Value index = operand(x.offset());
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
306 if (ValueUtil.isConstant(index) && NumUtil.isInt(ValueUtil.asConstant(index).asLong() + disp)) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
307 assert !runtime.needsDataPatch(asConstant(index));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
308 disp += (int) ValueUtil.asConstant(index).asLong();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
309 address = new AMD64AddressValue(kind, load(operand(x.object())), disp);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
310 } else {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
311 address = new AMD64AddressValue(kind, load(operand(x.object())), load(index), Scale.Times1, disp);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
312 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
313
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
314 RegisterValue rax = AMD64.rax.asValue(kind);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
315 emitMove(rax, expected);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
316 append(new CompareAndSwapOp(rax, address, rax, newVal));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
317
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
318 Variable result = newVariable(x.kind());
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
319 emitMove(result, rax);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
320 setResult(x, result);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
321 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
322
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
323 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
324 public void emitTailcall(Value[] args, Value address) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
325 append(new AMD64TailcallOp(args, address));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
326 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
327
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
328 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
329 protected void emitDirectCall(DirectCallTargetNode callTarget, Value result, Value[] parameters, Value[] temps, LIRFrameState callState) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
330 InvokeKind invokeKind = ((HotSpotDirectCallTargetNode) callTarget).invokeKind();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
331 if (invokeKind == InvokeKind.Interface || invokeKind == InvokeKind.Virtual) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
332 append(new AMD64HotspotDirectVirtualCallOp(callTarget.target(), result, parameters, temps, callState, invokeKind));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
333 } else {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
334 assert invokeKind == InvokeKind.Static || invokeKind == InvokeKind.Special;
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
335 HotSpotResolvedJavaMethod resolvedMethod = (HotSpotResolvedJavaMethod) callTarget.target();
9307
1e1d619487b9 Additional assertions to guard against calls to abstract methods.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9247
diff changeset
336 assert !Modifier.isAbstract(resolvedMethod.getModifiers()) : "Cannot make direct call to abstract method.";
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
337 Constant metaspaceMethod = resolvedMethod.getMetaspaceMethodConstant();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
338 append(new AMD64HotspotDirectStaticCallOp(callTarget.target(), result, parameters, temps, callState, invokeKind, metaspaceMethod));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
339 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
340 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
341
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
342 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
343 protected void emitIndirectCall(IndirectCallTargetNode callTarget, Value result, Value[] parameters, Value[] temps, LIRFrameState callState) {
9296
1342574c4f7d Move targets can only be AllocatableValues.
Roland Schatz <roland.schatz@oracle.com>
parents: 9247
diff changeset
344 AllocatableValue metaspaceMethod = AMD64.rbx.asValue();
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
345 emitMove(metaspaceMethod, operand(((HotSpotIndirectCallTargetNode) callTarget).metaspaceMethod()));
9296
1342574c4f7d Move targets can only be AllocatableValues.
Roland Schatz <roland.schatz@oracle.com>
parents: 9247
diff changeset
346 AllocatableValue targetAddress = AMD64.rax.asValue();
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
347 emitMove(targetAddress, operand(callTarget.computedAddress()));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
348 append(new AMD64IndirectCallOp(callTarget.target(), result, parameters, temps, metaspaceMethod, targetAddress, callState));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
349 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
350
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
351 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
352 public void emitUnwind(Value exception) {
9739
4cd4926ec683 rename: RuntimeCallTarget -> ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9731
diff changeset
353 ForeignCallLinkage linkage = getRuntime().lookupForeignCall(HotSpotBackend.UNWIND_EXCEPTION_TO_CALLER);
4cd4926ec683 rename: RuntimeCallTarget -> ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9731
diff changeset
354 CallingConvention linkageCc = linkage.getCallingConvention();
4cd4926ec683 rename: RuntimeCallTarget -> ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9731
diff changeset
355 assert linkageCc.getArgumentCount() == 2;
4cd4926ec683 rename: RuntimeCallTarget -> ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9731
diff changeset
356 RegisterValue exceptionParameter = (RegisterValue) linkageCc.getArgument(0);
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
357 emitMove(exceptionParameter, exception);
9562
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9560
diff changeset
358 append(new AMD64HotSpotUnwindOp(exceptionParameter));
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
359 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
360
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
361 @Override
8892
2c0c708a0ad6 Introduce DeoptimizingNode interface
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 8643
diff changeset
362 public void emitDeoptimize(DeoptimizationAction action, DeoptimizingNode deopting) {
2c0c708a0ad6 Introduce DeoptimizingNode interface
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 8643
diff changeset
363 append(new AMD64DeoptimizeOp(action, deopting.getDeoptimizationReason(), state(deopting)));
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
364 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
365
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
366 @Override
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
367 public void emitDeoptimizeCaller(DeoptimizationAction action, DeoptimizationReason reason) {
9560
08d1414ac62d refactored common code in subclasses into AMD64HotSpotEpilogueOp
Doug Simon <doug.simon@oracle.com>
parents: 9507
diff changeset
368 append(new AMD64HotSpotDeoptimizeCallerOp(action, reason));
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
369 }
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
370
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
371 @Override
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9433
diff changeset
372 public void emitPatchReturnAddress(ValueNode address) {
9560
08d1414ac62d refactored common code in subclasses into AMD64HotSpotEpilogueOp
Doug Simon <doug.simon@oracle.com>
parents: 9507
diff changeset
373 append(new AMD64HotSpotPatchReturnAddressOp(load(operand(address))));
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9433
diff changeset
374 }
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9433
diff changeset
375
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9433
diff changeset
376 @Override
9562
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9560
diff changeset
377 public void emitJumpToExceptionHandlerInCaller(ValueNode handlerInCallerPc, ValueNode exception, ValueNode exceptionPc) {
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9560
diff changeset
378 Variable handler = load(operand(handlerInCallerPc));
9739
4cd4926ec683 rename: RuntimeCallTarget -> ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9731
diff changeset
379 ForeignCallLinkage linkage = getRuntime().lookupForeignCall(EXCEPTION_HANDLER_IN_CALLER);
4cd4926ec683 rename: RuntimeCallTarget -> ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9731
diff changeset
380 CallingConvention linkageCc = linkage.getCallingConvention();
4cd4926ec683 rename: RuntimeCallTarget -> ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9731
diff changeset
381 assert linkageCc.getArgumentCount() == 2;
4cd4926ec683 rename: RuntimeCallTarget -> ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9731
diff changeset
382 RegisterValue exceptionFixed = (RegisterValue) linkageCc.getArgument(0);
4cd4926ec683 rename: RuntimeCallTarget -> ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9731
diff changeset
383 RegisterValue exceptionPcFixed = (RegisterValue) linkageCc.getArgument(1);
9562
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9560
diff changeset
384 emitMove(exceptionFixed, operand(exception));
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9560
diff changeset
385 emitMove(exceptionPcFixed, operand(exceptionPc));
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9560
diff changeset
386 AMD64HotSpotJumpToExceptionHandlerInCallerOp op = new AMD64HotSpotJumpToExceptionHandlerInCallerOp(handler, exceptionFixed, exceptionPcFixed);
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9560
diff changeset
387 append(op);
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9560
diff changeset
388 }
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9560
diff changeset
389
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9560
diff changeset
390 @Override
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
391 public void beforeRegisterAllocation() {
9247
27c75e4016db clarified code for emitting LIR code to save RBP
Doug Simon <doug.simon@oracle.com>
parents: 8892
diff changeset
392 boolean hasDebugInfo = lir.hasDebugInfo();
27c75e4016db clarified code for emitting LIR code to save RBP
Doug Simon <doug.simon@oracle.com>
parents: 8892
diff changeset
393 AllocatableValue savedRbp = saveRbp.finalize(hasDebugInfo);
27c75e4016db clarified code for emitting LIR code to save RBP
Doug Simon <doug.simon@oracle.com>
parents: 8892
diff changeset
394 if (hasDebugInfo) {
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
395 deoptimizationRescueSlot = frameMap.allocateSpillSlot(Kind.Long);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
396 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
397
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
398 for (AMD64HotSpotEpilogueOp op : epilogueOps) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
399 op.savedRbp = savedRbp;
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
400 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
401 }
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
402
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
403 private static boolean isCompressCandidate(DeoptimizingNode access) {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
404 return access != null && ((HeapAccess) access).compress();
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
405 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
406
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
407 @Override
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
408 public Variable emitLoad(Kind kind, Value address, DeoptimizingNode access) {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
409 AMD64AddressValue loadAddress = asAddressValue(address);
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
410 Variable result = newVariable(kind);
9894
9d0031cf5df9 Fix Assertion in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9885
diff changeset
411 assert access == null || access instanceof HeapAccess;
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
412 if (runtime().config.useCompressedOops && isCompressCandidate(access)) {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
413 Variable scratch = newVariable(Kind.Long);
9976
f6ceb0a3482e Class renaming
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9896
diff changeset
414 append(new LoadCompressedPointer(kind, result, scratch, loadAddress, access != null ? state(access) : null, runtime().config.narrowOopBase, runtime().config.narrowOopShift,
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
415 runtime().config.logMinObjAlignment));
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
416 } else {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
417 append(new LoadOp(kind, result, loadAddress, access != null ? state(access) : null));
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
418 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
419 return result;
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
420 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
421
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
422 @Override
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
423 public void emitStore(Kind kind, Value address, Value inputVal, DeoptimizingNode access) {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
424 AMD64AddressValue storeAddress = asAddressValue(address);
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
425 LIRFrameState state = access != null ? state(access) : null;
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
426 if (isConstant(inputVal)) {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
427 Constant c = asConstant(inputVal);
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
428 if (canStoreConstant(c)) {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
429 append(new StoreConstantOp(kind, storeAddress, c, state, runtime().config.useCompressedOops && isCompressCandidate(access)));
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
430 return;
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
431 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
432 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
433 Variable input = load(inputVal);
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
434 if (runtime().config.useCompressedOops && isCompressCandidate(access)) {
10610
1db97e3de11c Do not re-compress oops that are already compressed.
Roland Schatz <roland.schatz@oracle.com>
parents: 9980
diff changeset
435 if (input.getKind() == Kind.Object) {
1db97e3de11c Do not re-compress oops that are already compressed.
Roland Schatz <roland.schatz@oracle.com>
parents: 9980
diff changeset
436 Variable scratch = newVariable(Kind.Long);
1db97e3de11c Do not re-compress oops that are already compressed.
Roland Schatz <roland.schatz@oracle.com>
parents: 9980
diff changeset
437 append(new StoreCompressedPointer(kind, storeAddress, input, scratch, state, runtime().config.narrowOopBase, runtime().config.narrowOopShift, runtime().config.logMinObjAlignment));
1db97e3de11c Do not re-compress oops that are already compressed.
Roland Schatz <roland.schatz@oracle.com>
parents: 9980
diff changeset
438 } else {
1db97e3de11c Do not re-compress oops that are already compressed.
Roland Schatz <roland.schatz@oracle.com>
parents: 9980
diff changeset
439 append(new StoreOp(input.getKind(), storeAddress, input, state));
1db97e3de11c Do not re-compress oops that are already compressed.
Roland Schatz <roland.schatz@oracle.com>
parents: 9980
diff changeset
440 }
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
441 } else {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
442 append(new StoreOp(kind, storeAddress, input, state));
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
443 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
444 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
445
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
446 @Override
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
447 public void visitCompareAndSwap(CompareAndSwapNode node) {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
448 Kind kind = node.newValue().kind();
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
449 assert kind == node.expected().kind();
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
450
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
451 Value expected = loadNonConst(operand(node.expected()));
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
452 Variable newValue = load(operand(node.newValue()));
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
453
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
454 AMD64AddressValue address;
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
455 int displacement = node.displacement();
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
456 Value index = operand(node.offset());
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
457 if (isConstant(index) && NumUtil.isInt(asConstant(index).asLong() + displacement)) {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
458 assert !runtime.needsDataPatch(asConstant(index));
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
459 displacement += (int) asConstant(index).asLong();
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
460 address = new AMD64AddressValue(kind, load(operand(node.object())), displacement);
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
461 } else {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
462 address = new AMD64AddressValue(kind, load(operand(node.object())), load(index), Scale.Times1, displacement);
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
463 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
464
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
465 RegisterValue raxRes = AMD64.rax.asValue(kind);
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
466 emitMove(raxRes, expected);
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
467 if (runtime().config.useCompressedOops && node.compress()) {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
468 Variable scratch = newVariable(Kind.Long);
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
469 append(new CompareAndSwapCompressedOp(raxRes, address, raxRes, newValue, scratch, runtime().config.narrowOopBase, runtime().config.narrowOopShift, runtime().config.logMinObjAlignment));
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
470 } else {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
471 append(new CompareAndSwapOp(raxRes, address, raxRes, newValue));
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
472 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
473 Variable result = newVariable(node.kind());
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
474 append(new CondMoveOp(result, Condition.EQ, load(Constant.TRUE), Constant.FALSE));
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
475 setResult(node, result);
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
476 }
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
477 }