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annotate graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotLIRGenerator.java @ 19131:cd49455040c1

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LIRGeneratorTool: change return type from Value to Variable for most emit methods.
author Josef Eisl <josef.eisl@jku.at>
date Wed, 04 Feb 2015 14:33:27 +0100
parents 3faa4f98d5c8
children ac254887bfcd
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.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.util.*;
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30
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31 import com.oracle.graal.amd64.*;
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32 import com.oracle.graal.api.code.*;
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33 import com.oracle.graal.api.meta.*;
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34 import com.oracle.graal.compiler.amd64.*;
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35 import com.oracle.graal.compiler.common.*;
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36 import com.oracle.graal.compiler.common.calc.*;
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37 import com.oracle.graal.compiler.common.spi.*;
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38 import com.oracle.graal.hotspot.*;
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39 import com.oracle.graal.hotspot.HotSpotVMConfig.CompressEncoding;
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40 import com.oracle.graal.hotspot.amd64.AMD64HotSpotMove.HotSpotStoreConstantOp;
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41 import com.oracle.graal.hotspot.meta.*;
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42 import com.oracle.graal.hotspot.stubs.*;
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43 import com.oracle.graal.lir.*;
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44 import com.oracle.graal.lir.StandardOp.NoOp;
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45 import com.oracle.graal.lir.StandardOp.SaveRegistersOp;
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46 import com.oracle.graal.lir.amd64.*;
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47 import com.oracle.graal.lir.amd64.AMD64ControlFlow.CondMoveOp;
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48 import com.oracle.graal.lir.amd64.AMD64Move.CompareAndSwapOp;
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49 import com.oracle.graal.lir.amd64.AMD64Move.LeaDataOp;
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50 import com.oracle.graal.lir.amd64.AMD64Move.LoadOp;
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51 import com.oracle.graal.lir.amd64.AMD64Move.MoveFromRegOp;
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52 import com.oracle.graal.lir.amd64.AMD64Move.StoreOp;
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53 import com.oracle.graal.lir.gen.*;
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54
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55 /**
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56 * LIR generator specialized for AMD64 HotSpot.
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57 */
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58 public class AMD64HotSpotLIRGenerator extends AMD64LIRGenerator implements HotSpotLIRGenerator {
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59
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60 final HotSpotVMConfig config;
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61 private HotSpotLockStack lockStack;
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62
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63 protected AMD64HotSpotLIRGenerator(HotSpotProviders providers, HotSpotVMConfig config, CallingConvention cc, LIRGenerationResult lirGenRes) {
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64 this(new DefaultLIRKindTool(providers.getCodeCache().getTarget().wordKind), providers, config, cc, lirGenRes);
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65 }
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66
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67 protected AMD64HotSpotLIRGenerator(LIRKindTool lirKindTool, HotSpotProviders providers, HotSpotVMConfig config, CallingConvention cc, LIRGenerationResult lirGenRes) {
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68 super(lirKindTool, providers, cc, lirGenRes);
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69 assert config.basicLockSize == 8;
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70 this.config = config;
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71 }
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72
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73 @Override
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74 public HotSpotProviders getProviders() {
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75 return (HotSpotProviders) super.getProviders();
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76 }
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77
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78 /**
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79 * Utility for emitting the instruction to save RBP.
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80 */
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81 class SaveRbp {
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82
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83 final NoOp placeholder;
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84
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85 /**
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86 * The slot reserved for saving RBP.
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87 */
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88 final StackSlot reservedSlot;
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89
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90 public SaveRbp(NoOp placeholder) {
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91 this.placeholder = placeholder;
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92 AMD64FrameMapBuilder frameMapBuilder = (AMD64FrameMapBuilder) getResult().getFrameMapBuilder();
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93 this.reservedSlot = frameMapBuilder.allocateRBPSpillSlot();
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94 }
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95
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96 /**
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97 * Replaces this operation with the appropriate move for saving rbp.
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98 *
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99 * @param useStack specifies if rbp must be saved to the stack
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100 */
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101 public AllocatableValue finalize(boolean useStack) {
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102 AllocatableValue dst;
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103 if (useStack) {
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104 dst = reservedSlot;
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105 } else {
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106 ((AMD64FrameMapBuilder) getResult().getFrameMapBuilder()).freeRBPSpillSlot();
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107 dst = newVariable(LIRKind.value(Kind.Long));
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108 }
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109
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110 placeholder.replace(getResult().getLIR(), new MoveFromRegOp(Kind.Long, dst, rbp.asValue(LIRKind.value(Kind.Long))));
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111 return dst;
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112 }
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113 }
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114
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115 SaveRbp saveRbp;
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116
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117 /**
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118 * List of epilogue operations that need to restore RBP.
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119 */
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120 List<AMD64HotSpotEpilogueOp> epilogueOps = new ArrayList<>(2);
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121
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122 @Override
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123 public void append(LIRInstruction op) {
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124 super.append(op);
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125 if (op instanceof AMD64HotSpotEpilogueOp) {
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126 epilogueOps.add((AMD64HotSpotEpilogueOp) op);
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parents: 9507
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127 }
08d1414ac62d refactored common code in subclasses into AMD64HotSpotEpilogueOp
Doug Simon <doug.simon@oracle.com>
parents: 9507
diff changeset
128 }
08d1414ac62d refactored common code in subclasses into AMD64HotSpotEpilogueOp
Doug Simon <doug.simon@oracle.com>
parents: 9507
diff changeset
129
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
130 @Override
18425
b856446ff7e0 Introduce StackSlotValue and VirtualStackSlot.
Josef Eisl <josef.eisl@jku.at>
parents: 18424
diff changeset
131 public StackSlotValue getLockSlot(int lockDepth) {
15293
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
132 return getLockStack().makeLockSlot(lockDepth);
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
133 }
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
134
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
135 private HotSpotLockStack getLockStack() {
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
136 assert lockStack != null;
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
137 return lockStack;
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
138 }
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
139
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
140 protected void setLockStack(HotSpotLockStack lockStack) {
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
141 assert this.lockStack == null;
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
142 this.lockStack = lockStack;
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
143 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
144
12456
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
145 private Register findPollOnReturnScratchRegister() {
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
146 RegisterConfig regConfig = getProviders().getCodeCache().getRegisterConfig();
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
147 for (Register r : regConfig.getAllocatableRegisters(Kind.Long)) {
18357
09550eb6ddfb replace use of '==' with .equals()
Doug Simon <doug.simon@oracle.com>
parents: 18289
diff changeset
148 if (!r.equals(regConfig.getReturnRegister(Kind.Long)) && !r.equals(AMD64.rbp)) {
12456
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
149 return r;
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
150 }
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
151 }
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
152 throw GraalInternalError.shouldNotReachHere();
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
153 }
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
154
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
155 private Register pollOnReturnScratchRegister;
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
156
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
157 @Override
14841
47e4d2e01c6e Split LIRGenerator and fix AMD64 backend.
Josef Eisl <josef.eisl@jku.at>
parents: 14834
diff changeset
158 public void emitReturn(Value input) {
14949
b65036798097 Remove visitReturn from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14945
diff changeset
159 AllocatableValue operand = Value.ILLEGAL;
b65036798097 Remove visitReturn from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14945
diff changeset
160 if (input != null) {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
161 operand = resultOperandFor(input.getLIRKind());
14949
b65036798097 Remove visitReturn from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14945
diff changeset
162 emitMove(operand, input);
b65036798097 Remove visitReturn from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14945
diff changeset
163 }
12456
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
164 if (pollOnReturnScratchRegister == null) {
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
165 pollOnReturnScratchRegister = findPollOnReturnScratchRegister();
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
166 }
18526
be44c1ca8f00 removed static access to HotSpotGraalRuntime from some AMD64 HotSpot classes
Doug Simon <doug.simon@oracle.com>
parents: 18490
diff changeset
167 append(new AMD64HotSpotReturnOp(operand, getStub() != null, pollOnReturnScratchRegister, config));
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
168 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
169
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
170 @Override
15297
3a6151ed5a25 Move LIRGenerator to graal.lir (errors).
Josef Eisl <josef.eisl@jku.at>
parents: 15293
diff changeset
171 public boolean needOnlyOopMaps() {
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
172 // Stubs only need oop maps
14921
88dfaf6448e0 Remove LIRGenerationResult from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14859
diff changeset
173 return ((AMD64HotSpotLIRGenerationResult) getResult()).getStub() != null;
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
174 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
175
14859
4f5c312d676e Fix merge regressions.
Josef Eisl <josef.eisl@jku.at>
parents: 14850
diff changeset
176 @Override
14850
Josef Eisl <josef.eisl@jku.at>
parents: 14842 14707
diff changeset
177 public void emitData(AllocatableValue dst, byte[] data) {
Josef Eisl <josef.eisl@jku.at>
parents: 14842 14707
diff changeset
178 append(new LeaDataOp(dst, data));
Josef Eisl <josef.eisl@jku.at>
parents: 14842 14707
diff changeset
179 }
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
180
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
181 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
182
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
183 @Override
18976
3faa4f98d5c8 renamed LIRGenerator.emitForeignCall to emitForeignCallOp to avoid confusion
Doug Simon <doug.simon@oracle.com>
parents: 18935
diff changeset
184 protected void emitForeignCallOp(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
185 currentRuntimeCallInfo = info;
18976
3faa4f98d5c8 renamed LIRGenerator.emitForeignCall to emitForeignCallOp to avoid confusion
Doug Simon <doug.simon@oracle.com>
parents: 18935
diff changeset
186 super.emitForeignCallOp(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
187 }
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
188
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
189 public void emitLeaveCurrentStackFrame(SaveRegistersOp saveRegisterOp) {
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
190 append(new AMD64HotSpotLeaveCurrentStackFrameOp(saveRegisterOp));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
191 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
192
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
193 public void emitLeaveDeoptimizedStackFrame(Value frameSize, Value initialInfo) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
194 Variable frameSizeVariable = load(frameSize);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
195 Variable initialInfoVariable = load(initialInfo);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
196 append(new AMD64HotSpotLeaveDeoptimizedStackFrameOp(frameSizeVariable, initialInfoVariable));
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
197 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
198
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
199 public void emitEnterUnpackFramesStackFrame(Value framePc, Value senderSp, Value senderFp, SaveRegistersOp saveRegisterOp) {
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
200 Register threadRegister = getProviders().getRegisters().getThreadRegister();
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
201 Variable framePcVariable = load(framePc);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
202 Variable senderSpVariable = load(senderSp);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
203 Variable senderFpVariable = load(senderFp);
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
204 append(new AMD64HotSpotEnterUnpackFramesStackFrameOp(threadRegister, config.threadLastJavaSpOffset(), config.threadLastJavaPcOffset(), config.threadLastJavaFpOffset(), framePcVariable,
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
205 senderSpVariable, senderFpVariable, saveRegisterOp));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
206 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
207
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
208 public void emitLeaveUnpackFramesStackFrame(SaveRegistersOp saveRegisterOp) {
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
209 Register threadRegister = getProviders().getRegisters().getThreadRegister();
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
210 append(new AMD64HotSpotLeaveUnpackFramesStackFrameOp(threadRegister, config.threadLastJavaSpOffset(), config.threadLastJavaPcOffset(), config.threadLastJavaFpOffset(), saveRegisterOp));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
211 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
212
18661
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
213 @Override
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
214 public Value emitCardTableShift() {
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
215 Variable result = newVariable(LIRKind.value(Kind.Long));
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
216 append(new AMD64HotSpotCardTableShiftOp(result));
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
217 return result;
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
218 }
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
219
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
220 @Override
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
221 public Value emitCardTableAddress() {
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
222 Variable result = newVariable(LIRKind.value(Kind.Long));
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
223 append(new AMD64HotSpotCardTableAddressOp(result));
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
224 return result;
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
225 }
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
226
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
227 /**
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
228 * @param savedRegisters the registers saved by this operation which may be subject to pruning
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
229 * @param savedRegisterLocations the slots to which the registers are saved
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
230 * @param supportsRemove determines if registers can be pruned
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
231 */
18425
b856446ff7e0 Introduce StackSlotValue and VirtualStackSlot.
Josef Eisl <josef.eisl@jku.at>
parents: 18424
diff changeset
232 protected AMD64SaveRegistersOp emitSaveRegisters(Register[] savedRegisters, StackSlotValue[] savedRegisterLocations, boolean supportsRemove) {
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
233 AMD64SaveRegistersOp save = new AMD64SaveRegistersOp(savedRegisters, savedRegisterLocations, supportsRemove);
9507
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
234 append(save);
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
235 return save;
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
236 }
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
237
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
238 /**
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
239 * Adds a node to the graph that saves all allocatable registers to the stack.
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
240 *
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
241 * @param supportsRemove determines if registers can be pruned
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
242 * @return the register save node
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
243 */
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
244 private AMD64SaveRegistersOp emitSaveAllRegisters(Register[] savedRegisters, boolean supportsRemove) {
18425
b856446ff7e0 Introduce StackSlotValue and VirtualStackSlot.
Josef Eisl <josef.eisl@jku.at>
parents: 18424
diff changeset
245 StackSlotValue[] savedRegisterLocations = new StackSlotValue[savedRegisters.length];
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
246 for (int i = 0; i < savedRegisters.length; i++) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
247 PlatformKind kind = target().arch.getLargestStorableKind(savedRegisters[i].getRegisterCategory());
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
248 assert kind != Kind.Illegal;
18425
b856446ff7e0 Introduce StackSlotValue and VirtualStackSlot.
Josef Eisl <josef.eisl@jku.at>
parents: 18424
diff changeset
249 VirtualStackSlot spillSlot = getResult().getFrameMapBuilder().allocateSpillSlot(LIRKind.value(kind));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
250 savedRegisterLocations[i] = spillSlot;
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
251 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
252 return emitSaveRegisters(savedRegisters, savedRegisterLocations, supportsRemove);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
253 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
254
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
255 @Override
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
256 public SaveRegistersOp emitSaveAllRegisters() {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
257 // We are saving all registers.
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
258 // TODO Save upper half of YMM registers.
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
259 return emitSaveAllRegisters(cpuxmmRegisters, false);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
260 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
261
9507
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
262 protected void emitRestoreRegisters(AMD64SaveRegistersOp save) {
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
263 append(new AMD64RestoreRegistersOp(save.getSlots().clone(), save));
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
264 }
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
265
14807
c3242028cc44 Introduce specialized LIRGenerationResults for Targets if needed.
Josef Eisl <josef.eisl@jku.at>
parents: 14806
diff changeset
266 public Stub getStub() {
14921
88dfaf6448e0 Remove LIRGenerationResult from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14859
diff changeset
267 return ((AMD64HotSpotLIRGenerationResult) getResult()).getStub();
9613
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
268 }
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
269
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
270 @Override
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
271 public Variable emitForeignCall(ForeignCallLinkage linkage, LIRFrameState state, Value... args) {
14955
be6fc21b25f8 Add possibility to have HotSpot linkages which are LEAF but still require a last_java_sp
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 14949
diff changeset
272 HotSpotForeignCallLinkage hotspotLinkage = (HotSpotForeignCallLinkage) linkage;
be6fc21b25f8 Add possibility to have HotSpot linkages which are LEAF but still require a last_java_sp
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 14949
diff changeset
273 boolean destroysRegisters = hotspotLinkage.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
274
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
275 AMD64SaveRegistersOp save = null;
9693
d04944441454 cleaned up and simplified runtime call mechanisms
Doug Simon <doug.simon@oracle.com>
parents: 9613
diff changeset
276 if (destroysRegisters) {
14142
4eac66a9b87d Remove reference to graph in LIRGenerator.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14003
diff changeset
277 if (getStub() != null) {
4eac66a9b87d Remove reference to graph in LIRGenerator.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14003
diff changeset
278 if (getStub().preservesRegisters()) {
18149
c6086a18c9ce Rename LIRGenerationResult.getFrameMap() to getFrameMapBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 18123
diff changeset
279 Register[] savedRegisters = getResult().getFrameMapBuilder().getRegisterConfig().getAllocatableRegisters();
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
280 save = emitSaveAllRegisters(savedRegisters, true);
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
281 }
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
282 }
9731
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
283 }
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
284
9768
cbf274a92e5b a leaf foreign call does not need debug info
Doug Simon <doug.simon@oracle.com>
parents: 9742
diff changeset
285 Variable result;
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
286 // TODO (je) check if we can remove this
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
287 LIRFrameState deoptInfo = null;
14955
be6fc21b25f8 Add possibility to have HotSpot linkages which are LEAF but still require a last_java_sp
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 14949
diff changeset
288 if (hotspotLinkage.canDeoptimize()) {
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
289 deoptInfo = state;
14955
be6fc21b25f8 Add possibility to have HotSpot linkages which are LEAF but still require a last_java_sp
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 14949
diff changeset
290 assert deoptInfo != null || getStub() != null;
be6fc21b25f8 Add possibility to have HotSpot linkages which are LEAF but still require a last_java_sp
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 14949
diff changeset
291 assert hotspotLinkage.needsJavaFrameAnchor();
be6fc21b25f8 Add possibility to have HotSpot linkages which are LEAF but still require a last_java_sp
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 14949
diff changeset
292 }
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
293
14955
be6fc21b25f8 Add possibility to have HotSpot linkages which are LEAF but still require a last_java_sp
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 14949
diff changeset
294 if (hotspotLinkage.needsJavaFrameAnchor()) {
12456
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
295 Register thread = getProviders().getRegisters().getThreadRegister();
12559
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
296 append(new AMD64HotSpotCRuntimeCallPrologueOp(config.threadLastJavaSpOffset(), thread));
14955
be6fc21b25f8 Add possibility to have HotSpot linkages which are LEAF but still require a last_java_sp
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 14949
diff changeset
297 result = super.emitForeignCall(hotspotLinkage, deoptInfo, args);
12559
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
298 append(new AMD64HotSpotCRuntimeCallEpilogueOp(config.threadLastJavaSpOffset(), config.threadLastJavaFpOffset(), thread));
9768
cbf274a92e5b a leaf foreign call does not need debug info
Doug Simon <doug.simon@oracle.com>
parents: 9742
diff changeset
299 } else {
15377
ad5c1c4434ed AMD64HotSpotLIRGenerator.emitForeignCall: add assert
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15370
diff changeset
300 assert deoptInfo == null;
ad5c1c4434ed AMD64HotSpotLIRGenerator.emitForeignCall: add assert
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15370
diff changeset
301 result = super.emitForeignCall(hotspotLinkage, 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
302 }
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
303
9731
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
304 if (destroysRegisters) {
14142
4eac66a9b87d Remove reference to graph in LIRGenerator.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14003
diff changeset
305 if (getStub() != null) {
4eac66a9b87d Remove reference to graph in LIRGenerator.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14003
diff changeset
306 if (getStub().preservesRegisters()) {
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
307 AMD64HotSpotLIRGenerationResult generationResult = (AMD64HotSpotLIRGenerationResult) getResult();
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
308 assert !generationResult.getCalleeSaveInfo().containsKey(currentRuntimeCallInfo);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
309 generationResult.getCalleeSaveInfo().put(currentRuntimeCallInfo, save);
9731
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
310 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
311 } else {
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
312 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
313 }
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
314 }
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
315 }
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
316
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
317 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
318 }
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
319
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
320 public Value emitUncommonTrapCall(Value trapRequest, SaveRegistersOp saveRegisterOp) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
321 ForeignCallLinkage linkage = getForeignCalls().lookupForeignCall(UNCOMMON_TRAP);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
322
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
323 Register thread = getProviders().getRegisters().getThreadRegister();
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
324 append(new AMD64HotSpotCRuntimeCallPrologueOp(config.threadLastJavaSpOffset(), thread));
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
325 Variable result = super.emitForeignCall(linkage, null, thread.asValue(LIRKind.value(Kind.Long)), trapRequest);
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
326 append(new AMD64HotSpotCRuntimeCallEpilogueOp(config.threadLastJavaSpOffset(), config.threadLastJavaFpOffset(), thread));
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
327
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
328 Map<LIRFrameState, SaveRegistersOp> calleeSaveInfo = ((AMD64HotSpotLIRGenerationResult) getResult()).getCalleeSaveInfo();
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
329 assert !calleeSaveInfo.containsKey(currentRuntimeCallInfo);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
330 calleeSaveInfo.put(currentRuntimeCallInfo, saveRegisterOp);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
331
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
332 return result;
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
333 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
334
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
335 public Value emitDeoptimizationFetchUnrollInfoCall(SaveRegistersOp saveRegisterOp) {
15968
42eaa579e134 more improvements to runtime initialization:
Doug Simon <doug.simon@oracle.com>
parents: 15947
diff changeset
336 ForeignCallLinkage linkage = getForeignCalls().lookupForeignCall(FETCH_UNROLL_INFO);
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
337
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
338 Register thread = getProviders().getRegisters().getThreadRegister();
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
339 append(new AMD64HotSpotCRuntimeCallPrologueOp(config.threadLastJavaSpOffset(), thread));
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
340 Variable result = super.emitForeignCall(linkage, null, thread.asValue(LIRKind.value(Kind.Long)));
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
341 append(new AMD64HotSpotCRuntimeCallEpilogueOp(config.threadLastJavaSpOffset(), config.threadLastJavaFpOffset(), thread));
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
342
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
343 Map<LIRFrameState, SaveRegistersOp> calleeSaveInfo = ((AMD64HotSpotLIRGenerationResult) getResult()).getCalleeSaveInfo();
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
344 assert !calleeSaveInfo.containsKey(currentRuntimeCallInfo);
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
345 calleeSaveInfo.put(currentRuntimeCallInfo, saveRegisterOp);
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
346
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
347 return result;
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
348 }
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
349
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
350 protected AMD64ZapRegistersOp emitZapRegisters(Register[] zappedRegisters, JavaConstant[] zapValues) {
9506
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
351 AMD64ZapRegistersOp zap = new AMD64ZapRegistersOp(zappedRegisters, zapValues);
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
352 append(zap);
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
353 return zap;
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
354 }
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
355
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
356 protected boolean zapRegisters() {
18149
c6086a18c9ce Rename LIRGenerationResult.getFrameMap() to getFrameMapBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 18123
diff changeset
357 Register[] zappedRegisters = getResult().getFrameMapBuilder().getRegisterConfig().getAllocatableRegisters();
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
358 JavaConstant[] zapValues = new JavaConstant[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
359 for (int i = 0; i < zappedRegisters.length; i++) {
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents: 12363
diff changeset
360 PlatformKind kind = target().arch.getLargestStorableKind(zappedRegisters[i].getRegisterCategory());
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
361 assert kind != Kind.Illegal;
9506
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
362 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
363 }
14921
88dfaf6448e0 Remove LIRGenerationResult from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14859
diff changeset
364 ((AMD64HotSpotLIRGenerationResult) getResult()).getCalleeSaveInfo().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
365 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
366 }
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
367
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
368 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
369 public void emitTailcall(Value[] args, Value address) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
370 append(new AMD64TailcallOp(args, address));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
371 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
372
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
373 @Override
13837
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
374 public void emitCCall(long address, CallingConvention nativeCallingConvention, Value[] args, int numberOfFloatingPointArguments) {
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
375 Value[] argLocations = new Value[args.length];
18149
c6086a18c9ce Rename LIRGenerationResult.getFrameMap() to getFrameMapBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 18123
diff changeset
376 getResult().getFrameMapBuilder().callsMethod(nativeCallingConvention);
13839
5fb138b6a92f GNFI fixes
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13837
diff changeset
377 // TODO(mg): in case a native function uses floating point varargs, the ABI requires that
5fb138b6a92f GNFI fixes
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13837
diff changeset
378 // RAX contains the length of the varargs
18692
d6c33eb93b9f Use Register.asValue(LIRKind) where appropriate.
Josef Eisl <josef.eisl@jku.at>
parents: 18661
diff changeset
379 PrimitiveConstant intConst = JavaConstant.forInt(numberOfFloatingPointArguments);
d6c33eb93b9f Use Register.asValue(LIRKind) where appropriate.
Josef Eisl <josef.eisl@jku.at>
parents: 18661
diff changeset
380 AllocatableValue numberOfFloatingPointArgumentsRegister = AMD64.rax.asValue(intConst.getLIRKind());
d6c33eb93b9f Use Register.asValue(LIRKind) where appropriate.
Josef Eisl <josef.eisl@jku.at>
parents: 18661
diff changeset
381 emitMove(numberOfFloatingPointArgumentsRegister, intConst);
13837
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
382 for (int i = 0; i < args.length; i++) {
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
383 Value arg = args[i];
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
384 AllocatableValue loc = nativeCallingConvention.getArgument(i);
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
385 emitMove(loc, arg);
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
386 argLocations[i] = loc;
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
387 }
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
388 Value ptr = emitMove(JavaConstant.forLong(address));
13837
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
389 append(new AMD64CCall(nativeCallingConvention.getReturn(), ptr, numberOfFloatingPointArgumentsRegister, argLocations));
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
390 }
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
391
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
392 @Override
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
393 public void emitUnwind(Value exception) {
12363
78e5badf4b8e moved lookupForeignCall() from CodeCacheProvider to ForeignCallsProvider (GRAAL-511)
Doug Simon <doug.simon@oracle.com>
parents: 12058
diff changeset
394 ForeignCallLinkage linkage = getForeignCalls().lookupForeignCall(HotSpotBackend.UNWIND_EXCEPTION_TO_CALLER);
10873
de55425d3cf5 small cleanups and extra documentation around foreign call linkage
Doug Simon <doug.simon@oracle.com>
parents: 10870
diff changeset
395 CallingConvention outgoingCc = linkage.getOutgoingCallingConvention();
de55425d3cf5 small cleanups and extra documentation around foreign call linkage
Doug Simon <doug.simon@oracle.com>
parents: 10870
diff changeset
396 assert outgoingCc.getArgumentCount() == 2;
de55425d3cf5 small cleanups and extra documentation around foreign call linkage
Doug Simon <doug.simon@oracle.com>
parents: 10870
diff changeset
397 RegisterValue exceptionParameter = (RegisterValue) outgoingCc.getArgument(0);
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
398 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
399 append(new AMD64HotSpotUnwindOp(exceptionParameter));
8303
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
13641
5a9afbf72714 Add a speculation oop for uncommon trap deoptimization. Save it in the SpeculationLog during deoptimization.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13614
diff changeset
402 private void moveDeoptValuesToThread(Value actionAndReason, Value speculation) {
18526
be44c1ca8f00 removed static access to HotSpotGraalRuntime from some AMD64 HotSpot classes
Doug Simon <doug.simon@oracle.com>
parents: 18490
diff changeset
403 moveValueToThread(actionAndReason, config.pendingDeoptimizationOffset);
be44c1ca8f00 removed static access to HotSpotGraalRuntime from some AMD64 HotSpot classes
Doug Simon <doug.simon@oracle.com>
parents: 18490
diff changeset
404 moveValueToThread(speculation, config.pendingFailedSpeculationOffset);
13641
5a9afbf72714 Add a speculation oop for uncommon trap deoptimization. Save it in the SpeculationLog during deoptimization.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13614
diff changeset
405 }
5a9afbf72714 Add a speculation oop for uncommon trap deoptimization. Save it in the SpeculationLog during deoptimization.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13614
diff changeset
406
5a9afbf72714 Add a speculation oop for uncommon trap deoptimization. Save it in the SpeculationLog during deoptimization.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13614
diff changeset
407 private void moveValueToThread(Value v, int offset) {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
408 LIRKind wordKind = LIRKind.value(getProviders().getCodeCache().getTarget().wordKind);
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents: 12363
diff changeset
409 RegisterValue thread = getProviders().getRegisters().getThreadRegister().asValue(wordKind);
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
410 AMD64AddressValue address = new AMD64AddressValue(wordKind, thread, offset);
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
411 emitStore(v.getLIRKind(), address, v, null);
11832
97d6932a309b CodeCacheProvider.encodeDeoptActionAndReason now returns a Constant
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11790
diff changeset
412 }
97d6932a309b CodeCacheProvider.encodeDeoptActionAndReason now returns a Constant
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11790
diff changeset
413
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
414 @Override
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
415 public void emitDeoptimize(Value actionAndReason, Value speculation, LIRFrameState state) {
13641
5a9afbf72714 Add a speculation oop for uncommon trap deoptimization. Save it in the SpeculationLog during deoptimization.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13614
diff changeset
416 moveDeoptValuesToThread(actionAndReason, speculation);
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
417 append(new AMD64DeoptimizeOp(state));
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
418 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
419
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
420 @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
421 public void emitDeoptimizeCaller(DeoptimizationAction action, DeoptimizationReason reason) {
18490
ca81508f2a19 Generalize NULL handling to work on arbitrary pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 18481
diff changeset
422 moveDeoptValuesToThread(getMetaAccess().encodeDeoptActionAndReason(action, reason, 0), JavaConstant.NULL_POINTER);
11832
97d6932a309b CodeCacheProvider.encodeDeoptActionAndReason now returns a Constant
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11790
diff changeset
423 append(new AMD64HotSpotDeoptimizeCallerOp());
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
424 }
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
425
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
426 @Override
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
427 public void beforeRegisterAllocation() {
13313
6dd9a1455e64 renamed PlaceholderOp to NoOp
Doug Simon <doug.simon@oracle.com>
parents: 13291
diff changeset
428 super.beforeRegisterAllocation();
14921
88dfaf6448e0 Remove LIRGenerationResult from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14859
diff changeset
429 boolean hasDebugInfo = getResult().getLIR().hasDebugInfo();
9247
27c75e4016db clarified code for emitting LIR code to save RBP
Doug Simon <doug.simon@oracle.com>
parents: 8892
diff changeset
430 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
431 if (hasDebugInfo) {
18434
06624c98ed8b Handel RBP and deoptimization rescue slot in AMD64FrameMapBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 18426
diff changeset
432 ((AMD64HotSpotLIRGenerationResult) getResult()).setDeoptimizationRescueSlot(((AMD64FrameMapBuilder) getResult().getFrameMapBuilder()).allocateDeoptimizationRescueSlot());
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
433 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
434
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
435 for (AMD64HotSpotEpilogueOp op : epilogueOps) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
436 op.savedRbp = savedRbp;
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
437 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
438 }
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
439
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
440 private static LIRKind toStackKind(LIRKind kind) {
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
441 if (kind.getPlatformKind() instanceof Kind) {
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
442 Kind stackKind = ((Kind) kind.getPlatformKind()).getStackKind();
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
443 return kind.changeType(stackKind);
14945
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
444 } else {
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
445 return kind;
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
446 }
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
447 }
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
448
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
449 public void emitPushInterpreterFrame(Value frameSize, Value framePc, Value senderSp, Value initialInfo) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
450 Variable frameSizeVariable = load(frameSize);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
451 Variable framePcVariable = load(framePc);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
452 Variable senderSpVariable = load(senderSp);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
453 Variable initialInfoVariable = load(initialInfo);
18526
be44c1ca8f00 removed static access to HotSpotGraalRuntime from some AMD64 HotSpot classes
Doug Simon <doug.simon@oracle.com>
parents: 18490
diff changeset
454 append(new AMD64HotSpotPushInterpreterFrameOp(frameSizeVariable, framePcVariable, senderSpVariable, initialInfoVariable, config));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
455 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
456
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
457 @Override
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
458 public Variable emitLoad(LIRKind kind, Value address, LIRFrameState state) {
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
459 AMD64AddressValue loadAddress = asAddressValue(address);
14945
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
460 Variable result = newVariable(toStackKind(kind));
16116
9e5a323e0a1e Remove hotspot specific NarrowOop kind, use LIRKind.reference(Kind.Int) instead.
Roland Schatz <roland.schatz@oracle.com>
parents: 16104
diff changeset
461 append(new LoadOp((Kind) kind.getPlatformKind(), result, loadAddress, state));
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
462 return result;
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 @Override
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
466 public void emitStore(LIRKind kind, Value address, Value inputVal, LIRFrameState state) {
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
467 AMD64AddressValue storeAddress = asAddressValue(address);
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
468 if (isConstant(inputVal)) {
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
469 JavaConstant c = asConstant(inputVal);
15947
3eedf7a653ea Remove unused oop compression code from backends.
Roland Schatz <roland.schatz@oracle.com>
parents: 15926
diff changeset
470 if (canStoreConstant(c)) {
16116
9e5a323e0a1e Remove hotspot specific NarrowOop kind, use LIRKind.reference(Kind.Int) instead.
Roland Schatz <roland.schatz@oracle.com>
parents: 16104
diff changeset
471 append(new HotSpotStoreConstantOp((Kind) kind.getPlatformKind(), storeAddress, c, state));
15302
b3e4b32cb9f5 Remove deprecated isCompressed* checks from *HotSpotLIRGenerator.
Josef Eisl <josef.eisl@jku.at>
parents: 15301
diff changeset
472 return;
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
473 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
474 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
475 Variable input = load(inputVal);
16116
9e5a323e0a1e Remove hotspot specific NarrowOop kind, use LIRKind.reference(Kind.Int) instead.
Roland Schatz <roland.schatz@oracle.com>
parents: 16104
diff changeset
476 append(new StoreOp((Kind) kind.getPlatformKind(), storeAddress, input, state));
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
477 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
478
14943
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
479 @Override
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
480 public Value emitCompress(Value pointer, CompressEncoding encoding, boolean nonNull) {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
481 LIRKind inputKind = pointer.getLIRKind();
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
482 assert inputKind.getPlatformKind() == Kind.Long || inputKind.getPlatformKind() == Kind.Object;
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
483 if (inputKind.isReference(0)) {
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
484 // oop
16116
9e5a323e0a1e Remove hotspot specific NarrowOop kind, use LIRKind.reference(Kind.Int) instead.
Roland Schatz <roland.schatz@oracle.com>
parents: 16104
diff changeset
485 Variable result = newVariable(LIRKind.reference(Kind.Int));
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
486 append(new AMD64HotSpotMove.CompressPointer(result, asAllocatable(pointer), getProviders().getRegisters().getHeapBaseRegister().asValue(), encoding, nonNull));
15023
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
487 return result;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
488 } else {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
489 // metaspace pointer
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
490 Variable result = newVariable(LIRKind.value(Kind.Int));
15023
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
491 AllocatableValue base = Value.ILLEGAL;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
492 if (encoding.base != 0) {
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
493 base = emitMove(JavaConstant.forLong(encoding.base));
15023
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
494 }
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
495 append(new AMD64HotSpotMove.CompressPointer(result, asAllocatable(pointer), base, encoding, nonNull));
15023
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
496 return result;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
497 }
14943
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
498 }
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
499
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
500 @Override
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
501 public Value emitUncompress(Value pointer, CompressEncoding encoding, boolean nonNull) {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
502 LIRKind inputKind = pointer.getLIRKind();
16116
9e5a323e0a1e Remove hotspot specific NarrowOop kind, use LIRKind.reference(Kind.Int) instead.
Roland Schatz <roland.schatz@oracle.com>
parents: 16104
diff changeset
503 assert inputKind.getPlatformKind() == Kind.Int;
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
504 if (inputKind.isReference(0)) {
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
505 // oop
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
506 Variable result = newVariable(LIRKind.reference(Kind.Object));
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
507 append(new AMD64HotSpotMove.UncompressPointer(result, asAllocatable(pointer), getProviders().getRegisters().getHeapBaseRegister().asValue(), encoding, nonNull));
15023
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
508 return result;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
509 } else {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
510 // metaspace pointer
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
511 Variable result = newVariable(LIRKind.value(Kind.Long));
15023
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
512 AllocatableValue base = Value.ILLEGAL;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
513 if (encoding.base != 0) {
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
514 base = emitMove(JavaConstant.forLong(encoding.base));
15023
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
515 }
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
516 append(new AMD64HotSpotMove.UncompressPointer(result, asAllocatable(pointer), base, encoding, nonNull));
15023
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
517 return result;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
518 }
14943
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
519 }
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
520
14945
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
521 @Override
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
522 protected AMD64LIRInstruction createMove(AllocatableValue dst, Value src) {
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
523 if (src instanceof JavaConstant) {
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
524 return new AMD64HotSpotMove.HotSpotLoadConstantOp(dst, (JavaConstant) src);
14945
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
525 } else {
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
526 return super.createMove(dst, src);
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
527 }
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
528 }
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
529
19131
cd49455040c1 LIRGeneratorTool: change return type from Value to Variable for most emit methods.
Josef Eisl <josef.eisl@jku.at>
parents: 18976
diff changeset
530 public Variable emitCompareAndSwap(Value address, Value expectedValue, Value newValue, Value trueValue, Value falseValue) {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
531 LIRKind kind = newValue.getLIRKind();
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
532 assert kind.equals(expectedValue.getLIRKind());
16116
9e5a323e0a1e Remove hotspot specific NarrowOop kind, use LIRKind.reference(Kind.Int) instead.
Roland Schatz <roland.schatz@oracle.com>
parents: 16104
diff changeset
533 Kind memKind = (Kind) kind.getPlatformKind();
15024
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
534
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
535 AMD64AddressValue addressValue = asAddressValue(address);
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
536 RegisterValue raxRes = AMD64.rax.asValue(kind);
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
537 emitMove(raxRes, expectedValue);
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
538 append(new CompareAndSwapOp(memKind, raxRes, addressValue, raxRes, asAllocatable(newValue)));
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
539
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
540 assert trueValue.getLIRKind().equals(falseValue.getLIRKind());
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
541 Variable result = newVariable(trueValue.getLIRKind());
15024
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
542 append(new CondMoveOp(result, Condition.EQ, asAllocatable(trueValue), falseValue));
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
543 return result;
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
544 }
15251
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
545
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
546 public Value emitAtomicReadAndAdd(Value address, Value delta) {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
547 LIRKind kind = delta.getLIRKind();
16116
9e5a323e0a1e Remove hotspot specific NarrowOop kind, use LIRKind.reference(Kind.Int) instead.
Roland Schatz <roland.schatz@oracle.com>
parents: 16104
diff changeset
548 Kind memKind = (Kind) kind.getPlatformKind();
15251
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
549 Variable result = newVariable(kind);
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
550 AMD64AddressValue addressValue = asAddressValue(address);
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
551 append(new AMD64Move.AtomicReadAndAddOp(memKind, result, addressValue, asAllocatable(delta)));
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
552 return result;
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
553 }
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
554
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
555 public Value emitAtomicReadAndWrite(Value address, Value newValue) {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
556 LIRKind kind = newValue.getLIRKind();
16116
9e5a323e0a1e Remove hotspot specific NarrowOop kind, use LIRKind.reference(Kind.Int) instead.
Roland Schatz <roland.schatz@oracle.com>
parents: 16104
diff changeset
557 Kind memKind = (Kind) kind.getPlatformKind();
15251
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
558 Variable result = newVariable(kind);
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
559 AMD64AddressValue addressValue = asAddressValue(address);
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
560 append(new AMD64Move.AtomicReadAndWriteOp(memKind, result, addressValue, asAllocatable(newValue)));
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
561 return result;
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
562 }
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
563
15554
cf994cc23b54 Move emitNullCheck from NodeLIRBuilderTool to LIRGeneratorTool.
Josef Eisl <josef.eisl@jku.at>
parents: 15456
diff changeset
564 public void emitNullCheck(Value address, LIRFrameState state) {
16710
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
565 if (address.getLIRKind().getPlatformKind() == Kind.Int) {
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
566 CompressEncoding encoding = config.getOopEncoding();
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
567 if (encoding.shift <= 3) {
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
568 AMD64AddressValue uncompressionAddress = emitAddress(getProviders().getRegisters().getHeapBaseRegister().asValue(), 0, load(address), 1 << encoding.shift);
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
569 append(new AMD64HotSpotMove.CompressedNullCheckOp(uncompressionAddress, state));
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
570 } else {
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
571 Value uncompress = emitUncompress(address, encoding, false);
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
572 append(new AMD64Move.NullCheckOp(load(uncompress), state));
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
573 }
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
574 } else {
18490
ca81508f2a19 Generalize NULL handling to work on arbitrary pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 18481
diff changeset
575 assert address.getKind() == Kind.Object || address.getKind() == Kind.Long : address + " - " + address.getKind() + " not a pointer!";
16710
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
576 append(new AMD64Move.NullCheckOp(load(address), state));
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
577 }
15554
cf994cc23b54 Move emitNullCheck from NodeLIRBuilderTool to LIRGeneratorTool.
Josef Eisl <josef.eisl@jku.at>
parents: 15456
diff changeset
578 }
15909
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
579
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
580 @Override
16104
4dd2cedc7f57 Revert using LIRKind.reference(Kind.Int) instead of hotspot specific NarrowOop kind (part of c0b8d395368b).
Roland Schatz <roland.schatz@oracle.com>
parents: 16094
diff changeset
581 protected void emitCompareOp(PlatformKind cmpKind, Variable left, Value right) {
15910
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
582 if (right instanceof HotSpotConstant) {
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
583 append(new AMD64HotSpotCompare.HotSpotCompareConstantOp(left, (JavaConstant) right));
15910
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
584 } else {
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
585 super.emitCompareOp(cmpKind, left, right);
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
586 }
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
587 }
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
588
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
589 @Override
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
590 protected void emitCompareMemoryConOp(Kind kind, AMD64AddressValue address, JavaConstant value, LIRFrameState state) {
15910
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
591 if (value instanceof HotSpotConstant) {
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
592 append(new AMD64HotSpotCompare.HotSpotCompareMemoryConstantOp(kind, address, value, state));
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
593 } else {
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
594 super.emitCompareMemoryConOp(kind, address, value, state);
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
595 }
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
596 }
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
597
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
598 @Override
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
599 public boolean canInlineConstant(JavaConstant c) {
15909
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
600 if (HotSpotCompressedNullConstant.COMPRESSED_NULL.equals(c)) {
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
601 return true;
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
602 } else if (c instanceof HotSpotObjectConstant) {
18289
7acff34abbf7 replaced HotSpotObjectConstantImpl.isCompressed() with HotSpotObjectConstant.isCompressed()
Doug Simon <doug.simon@oracle.com>
parents: 18266
diff changeset
603 return ((HotSpotObjectConstant) c).isCompressed();
15909
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
604 } else {
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
605 return super.canInlineConstant(c);
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
606 }
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
607 }
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
608 }