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annotate graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotLIRGenerator.java @ 9491:789cfd153265

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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. the ExceptionHandler stub no longer preserves registers
author Doug Simon <doug.simon@oracle.com>
date Thu, 02 May 2013 06:08:02 +0200
parents 5fa54bf57f8c
children d48b7a4b93e9
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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.CallingConvention.Type.*;
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27 import static com.oracle.graal.api.code.ValueUtil.*;
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28 import static com.oracle.graal.hotspot.amd64.AMD64HotSpotUnwindOp.*;
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29
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30 import java.lang.reflect.*;
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31 import java.util.*;
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32
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33 import com.oracle.graal.amd64.*;
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34 import com.oracle.graal.api.code.*;
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35 import com.oracle.graal.api.meta.*;
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36 import com.oracle.graal.asm.*;
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37 import com.oracle.graal.asm.amd64.AMD64Address.Scale;
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38 import com.oracle.graal.compiler.amd64.*;
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39 import com.oracle.graal.compiler.gen.*;
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40 import com.oracle.graal.graph.*;
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41 import com.oracle.graal.hotspot.*;
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42 import com.oracle.graal.hotspot.meta.*;
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43 import com.oracle.graal.hotspot.nodes.*;
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44 import com.oracle.graal.hotspot.stubs.*;
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45 import com.oracle.graal.lir.*;
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46 import com.oracle.graal.lir.StandardOp.ParametersOp;
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47 import com.oracle.graal.lir.StandardOp.PlaceholderOp;
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48 import com.oracle.graal.lir.amd64.*;
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49 import com.oracle.graal.lir.amd64.AMD64Move.CompareAndSwapOp;
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50 import com.oracle.graal.lir.amd64.AMD64Move.MoveFromRegOp;
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51 import com.oracle.graal.nodes.*;
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52 import com.oracle.graal.nodes.java.MethodCallTargetNode.InvokeKind;
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53
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54 /**
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55 * LIR generator specialized for AMD64 HotSpot.
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56 */
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57 public class AMD64HotSpotLIRGenerator extends AMD64LIRGenerator implements HotSpotLIRGenerator {
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58
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59 private HotSpotRuntime runtime() {
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60 return (HotSpotRuntime) runtime;
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61 }
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62
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63 protected AMD64HotSpotLIRGenerator(StructuredGraph graph, CodeCacheProvider runtime, TargetDescription target, FrameMap frameMap, ResolvedJavaMethod method, LIR lir) {
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64 super(graph, runtime, target, frameMap, method, lir);
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65 }
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66
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67 /**
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68 * The slot reserved for storing the original return address when a frame is marked for
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69 * deoptimization. The return address slot in the callee is overwritten with the address of a
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70 * deoptimization stub.
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71 */
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72 StackSlot deoptimizationRescueSlot;
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73
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74 /**
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75 * Utility for emitting the instruction to save RBP.
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76 */
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77 class SaveRbp {
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78
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79 final PlaceholderOp placeholder;
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80
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81 /**
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82 * The slot reserved for saving RBP.
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83 */
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84 final StackSlot reservedSlot;
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85
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86 public SaveRbp(PlaceholderOp placeholder) {
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87 this.placeholder = placeholder;
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88 this.reservedSlot = frameMap.allocateSpillSlot(Kind.Long);
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89 assert reservedSlot.getRawOffset() == -16 : reservedSlot.getRawOffset();
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90 }
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91
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92 /**
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93 * Replaces this operation with the appropriate move for saving rbp.
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94 *
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95 * @param useStack specifies if rbp must be saved to the stack
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96 */
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97 public AllocatableValue finalize(boolean useStack) {
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98 AllocatableValue dst;
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99 if (useStack) {
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100 dst = reservedSlot;
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101 } else {
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102 frameMap.freeSpillSlot(reservedSlot);
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103 dst = newVariable(Kind.Long);
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104 }
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105
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106 placeholder.replace(lir, new MoveFromRegOp(dst, rbp.asValue(Kind.Long)));
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107 return dst;
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108 }
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109 }
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110
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111 private SaveRbp saveRbp;
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112
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113 /**
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114 * List of epilogue operations that need to restore RBP.
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115 */
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116 List<AMD64HotSpotEpilogueOp> epilogueOps = new ArrayList<>(2);
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117
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118 @SuppressWarnings("hiding")
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119 @Override
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120 protected DebugInfoBuilder createDebugInfoBuilder(NodeMap<Value> nodeOperands) {
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121 assert runtime().config.basicLockSize == 8;
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122 HotSpotLockStack lockStack = new HotSpotLockStack(frameMap, Kind.Long);
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123 return new HotSpotDebugInfoBuilder(nodeOperands, lockStack);
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124 }
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125
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126 @Override
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127 public StackSlot getLockSlot(int lockDepth) {
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128 return ((HotSpotDebugInfoBuilder) debugInfoBuilder).lockStack().makeLockSlot(lockDepth);
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129 }
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130
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131 @Override
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132 protected void emitPrologue() {
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133
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134 CallingConvention incomingArguments = createCallingConvention();
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135
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136 RegisterValue rbpParam = rbp.asValue(Kind.Long);
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diff changeset
137 Value[] params = new Value[incomingArguments.getArgumentCount() + 1];
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138 for (int i = 0; i < params.length - 1; i++) {
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diff changeset
139 params[i] = toStackKind(incomingArguments.getArgument(i));
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140 if (isStackSlot(params[i])) {
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diff changeset
141 StackSlot slot = ValueUtil.asStackSlot(params[i]);
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142 if (slot.isInCallerFrame() && !lir.hasArgInCallerFrame()) {
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143 lir.setHasArgInCallerFrame();
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144 }
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145 }
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146 }
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diff changeset
147 params[params.length - 1] = rbpParam;
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148 ParametersOp paramsOp = new ParametersOp(params);
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149
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150 append(paramsOp);
9247
27c75e4016db clarified code for emitting LIR code to save RBP
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151
27c75e4016db clarified code for emitting LIR code to save RBP
Doug Simon <doug.simon@oracle.com>
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diff changeset
152 saveRbp = new SaveRbp(new PlaceholderOp(currentBlock, lir.lir(currentBlock).size()));
27c75e4016db clarified code for emitting LIR code to save RBP
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diff changeset
153 append(saveRbp.placeholder);
8303
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154
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155 for (LocalNode local : graph.getNodes(LocalNode.class)) {
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156 Value param = params[local.index()];
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157 assert param.getKind() == local.kind().getStackKind();
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158 setResult(local, emitMove(param));
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159 }
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160 }
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161
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162 @Override
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163 protected void emitReturn(Value input) {
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parents:
diff changeset
164 AMD64HotSpotReturnOp op = new AMD64HotSpotReturnOp(input);
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165 epilogueOps.add(op);
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166 append(op);
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167 }
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parents:
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168
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169 @Override
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parents:
diff changeset
170 protected boolean needOnlyOopMaps() {
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171 // Stubs only need oop maps
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172 return runtime().asStub(method) != null;
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173 }
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174
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175 /**
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176 * Map from debug infos that need to be updated with callee save information to the operations
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177 * that provide the information.
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178 */
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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.
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diff changeset
179 Map<LIRFrameState, AMD64RegistersPreservationOp> calleeSaveInfo = new HashMap<>();
9338
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180
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diff changeset
181 private LIRFrameState currentRuntimeCallInfo;
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182
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diff changeset
183 @Override
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
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diff changeset
184 protected void emitCall(RuntimeCallTarget callTarget, 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.
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diff changeset
185 currentRuntimeCallInfo = info;
9338
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diff changeset
186 super.emitCall(callTarget, result, arguments, temps, info);
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187 }
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188
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parents: 9247
diff changeset
189 @Override
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
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diff changeset
190 public Variable emitCall(RuntimeCallTarget callTarget, CallingConvention cc, DeoptimizingNode info, Value... 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.
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parents: 9471
diff changeset
191 Stub stub = runtime().asStub(method);
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.
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diff changeset
192 boolean isCRuntimeCall = ((HotSpotRuntimeCallTarget) callTarget).isCRuntimeCall();
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.
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diff changeset
193 assert !isCRuntimeCall || stub != null : "direct call to C runtime can only be made from compiled stubs, not from " + method;
9338
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diff changeset
194
9415
016523a011b7 simplified register preservation in compiled stubs to avoid the need for using ParametersOp
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diff changeset
195 AMD64SaveRegistersOp save = null;
9338
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diff changeset
196 StackSlot[] savedRegisterLocations = null;
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.
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parents: 9471
diff changeset
197 if (isCRuntimeCall) {
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diff changeset
198 if (stub.preservesRegisters()) {
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diff changeset
199 Register[] savedRegisters = frameMap.registerConfig.getAllocatableRegisters();
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diff changeset
200 savedRegisterLocations = new StackSlot[savedRegisters.length];
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parents: 9471
diff changeset
201 AMD64LIRInstruction[] savingMoves = new AMD64LIRInstruction[savedRegisters.length];
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
202 AMD64LIRInstruction[] restoringMoves = new AMD64LIRInstruction[savedRegisters.length];
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
203 for (int i = 0; i < savedRegisters.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
204 PlatformKind kind = target.arch.getLargestStorableKind(savedRegisters[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
205 assert kind != Kind.Illegal;
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
206 StackSlot spillSlot = frameMap.allocateSpillSlot(kind);
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
207 savedRegisterLocations[i] = spillSlot;
9433
45a73cd19baa Use the correct move instruction for register saving and restoring.
Roland Schatz <roland.schatz@oracle.com>
parents: 9431
diff changeset
208
9491
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diff changeset
209 RegisterValue register = savedRegisters[i].asValue(kind);
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
210 savingMoves[i] = createMove(spillSlot, register);
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
211 restoringMoves[i] = createMove(register, spillSlot);
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
212 }
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
213 save = new AMD64SaveRegistersOp(savingMoves, restoringMoves, savedRegisterLocations);
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Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
214 append(save);
9338
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diff changeset
215 }
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9433
diff changeset
216 append(new AMD64HotSpotCRuntimeCallPrologueOp());
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)
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diff changeset
217 }
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
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diff changeset
218
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diff changeset
219 Variable result = super.emitCall(callTarget, cc, info, args);
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
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diff changeset
220
9491
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parents: 9471
diff changeset
221 if (isCRuntimeCall) {
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
222 append(new AMD64HotSpotCRuntimeCallEpilogueOp());
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
223 if (stub.preservesRegisters()) {
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
224 assert !calleeSaveInfo.containsKey(currentRuntimeCallInfo);
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
225 calleeSaveInfo.put(currentRuntimeCallInfo, save);
9338
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diff changeset
226
9491
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Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
227 append(new AMD64RestoreRegistersOp(savedRegisterLocations.clone(), save));
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
228 } else {
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
229 assert 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.
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parents: 9471
diff changeset
230 }
9338
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diff changeset
231 }
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
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diff changeset
232
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diff changeset
233 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)
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parents: 9247
diff changeset
234 }
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diff changeset
235
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Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
236 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
237 Register[] zappedRegisters = frameMap.registerConfig.getAllocatableRegisters();
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
238 AMD64LIRInstruction[] zappingMoves = new AMD64LIRInstruction[zappedRegisters.length];
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 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
240 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
241 assert kind != Kind.Illegal;
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
242
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
243 RegisterValue register = zappedRegisters[i].asValue(kind);
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
244 zappingMoves[i] = createMove(register, zapValueForKind(kind));
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
245 }
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
246 AMD64ZapRegistersOp zap = new AMD64ZapRegistersOp(zappingMoves);
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
247 append(zap);
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
248 calleeSaveInfo.put(currentRuntimeCallInfo, zap);
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 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
250 }
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
251
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
252 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
253 protected CallingConvention createCallingConvention() {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
254 Stub stub = runtime().asStub(method);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
255 if (stub != null) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
256 return stub.getLinkage().getCallingConvention();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
257 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
258
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
259 if (graph.getEntryBCI() == StructuredGraph.INVOCATION_ENTRY_BCI) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
260 return super.createCallingConvention();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
261 } else {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
262 return frameMap.registerConfig.getCallingConvention(JavaCallee, method.getSignature().getReturnType(null), new JavaType[]{runtime.lookupJavaType(long.class)}, target, false);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
263 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
264 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
265
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
266 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
267 public void visitSafepointNode(SafepointNode i) {
8892
2c0c708a0ad6 Introduce DeoptimizingNode interface
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 8643
diff changeset
268 LIRFrameState info = state(i);
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
269 append(new AMD64SafepointOp(info, runtime().config, this));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
270 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
271
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
272 @SuppressWarnings("hiding")
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
273 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
274 public void visitDirectCompareAndSwap(DirectCompareAndSwapNode x) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
275 Kind kind = x.newValue().kind();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
276 assert kind == x.expectedValue().kind();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
277
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
278 Value expected = loadNonConst(operand(x.expectedValue()));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
279 Variable newVal = load(operand(x.newValue()));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
280
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
281 int disp = 0;
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
282 AMD64AddressValue address;
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
283 Value index = operand(x.offset());
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
284 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
285 assert !runtime.needsDataPatch(asConstant(index));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
286 disp += (int) ValueUtil.asConstant(index).asLong();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
287 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
288 } else {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
289 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
290 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
291
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
292 RegisterValue rax = AMD64.rax.asValue(kind);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
293 emitMove(rax, expected);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
294 append(new CompareAndSwapOp(rax, address, rax, newVal));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
295
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
296 Variable result = newVariable(x.kind());
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
297 emitMove(result, rax);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
298 setResult(x, result);
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
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
301 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
302 public void emitTailcall(Value[] args, Value address) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
303 append(new AMD64TailcallOp(args, address));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
304 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
305
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
306 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
307 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
308 InvokeKind invokeKind = ((HotSpotDirectCallTargetNode) callTarget).invokeKind();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
309 if (invokeKind == InvokeKind.Interface || invokeKind == InvokeKind.Virtual) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
310 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
311 } else {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
312 assert invokeKind == InvokeKind.Static || invokeKind == InvokeKind.Special;
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
313 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
314 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
315 Constant metaspaceMethod = resolvedMethod.getMetaspaceMethodConstant();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
316 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
317 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
318 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
319
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
320 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
321 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
322 AllocatableValue metaspaceMethod = AMD64.rbx.asValue();
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
323 emitMove(metaspaceMethod, operand(((HotSpotIndirectCallTargetNode) callTarget).metaspaceMethod()));
9296
1342574c4f7d Move targets can only be AllocatableValues.
Roland Schatz <roland.schatz@oracle.com>
parents: 9247
diff changeset
324 AllocatableValue targetAddress = AMD64.rax.asValue();
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
325 emitMove(targetAddress, operand(callTarget.computedAddress()));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
326 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
327 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
328
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
329 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
330 public void emitUnwind(Value exception) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
331 RegisterValue exceptionParameter = EXCEPTION.asValue();
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
332 emitMove(exceptionParameter, exception);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
333 AMD64HotSpotUnwindOp op = new AMD64HotSpotUnwindOp(exceptionParameter);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
334 epilogueOps.add(op);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
335 append(op);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
336 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
337
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
338 @Override
8892
2c0c708a0ad6 Introduce DeoptimizingNode interface
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 8643
diff changeset
339 public void emitDeoptimize(DeoptimizationAction action, DeoptimizingNode deopting) {
2c0c708a0ad6 Introduce DeoptimizingNode interface
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 8643
diff changeset
340 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
341 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
342
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
343 @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
344 public void emitDeoptimizeCaller(DeoptimizationAction action, DeoptimizationReason reason) {
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
345 AMD64HotSpotDeoptimizeCallerOp op = new AMD64HotSpotDeoptimizeCallerOp(action, reason);
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
346 epilogueOps.add(op);
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
347 append(op);
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
348 }
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
349
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
350 @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
351 public void emitPatchReturnAddress(ValueNode address) {
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9433
diff changeset
352 load(operand(address));
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9433
diff changeset
353 AMD64HotSpotPatchReturnAddressOp op = new AMD64HotSpotPatchReturnAddressOp(load(operand(address)));
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9433
diff changeset
354 append(op);
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9433
diff changeset
355 }
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9433
diff changeset
356
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9433
diff changeset
357 @Override
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
358 public void beforeRegisterAllocation() {
9247
27c75e4016db clarified code for emitting LIR code to save RBP
Doug Simon <doug.simon@oracle.com>
parents: 8892
diff changeset
359 boolean hasDebugInfo = lir.hasDebugInfo();
27c75e4016db clarified code for emitting LIR code to save RBP
Doug Simon <doug.simon@oracle.com>
parents: 8892
diff changeset
360 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
361 if (hasDebugInfo) {
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
362 deoptimizationRescueSlot = frameMap.allocateSpillSlot(Kind.Long);
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
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363 }
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 for (AMD64HotSpotEpilogueOp op : epilogueOps) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
366 op.savedRbp = savedRbp;
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
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367 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
368 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
369 }