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annotate graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotLIRGenerator.java @ 18692:d6c33eb93b9f

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Use Register.asValue(LIRKind) where appropriate.
author Josef Eisl <josef.eisl@jku.at>
date Tue, 16 Dec 2014 10:59:29 +0100
parents aa4f2e3629ca
children 07f2a49f0bfb
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 import com.oracle.graal.phases.util.*;
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55
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56 /**
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57 * LIR generator specialized for AMD64 HotSpot.
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58 */
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59 public class AMD64HotSpotLIRGenerator extends AMD64LIRGenerator implements HotSpotLIRGenerator {
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60
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61 final HotSpotVMConfig config;
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62 private HotSpotLockStack lockStack;
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63
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64 protected AMD64HotSpotLIRGenerator(HotSpotProviders providers, HotSpotVMConfig config, CallingConvention cc, LIRGenerationResult lirGenRes) {
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65 this(new DefaultLIRKindTool(providers.getCodeCache().getTarget().wordKind), providers, config, cc, lirGenRes);
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66 }
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67
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68 protected AMD64HotSpotLIRGenerator(LIRKindTool lirKindTool, HotSpotProviders providers, HotSpotVMConfig config, CallingConvention cc, LIRGenerationResult lirGenRes) {
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69 super(lirKindTool, providers, cc, lirGenRes);
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70 assert config.basicLockSize == 8;
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71 this.config = config;
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72 }
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73
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74 @Override
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75 public HotSpotProviders getProviders() {
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76 return (HotSpotProviders) super.getProviders();
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77 }
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78
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79 /**
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80 * Utility for emitting the instruction to save RBP.
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81 */
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82 class SaveRbp {
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83
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84 final NoOp placeholder;
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85
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86 /**
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87 * The slot reserved for saving RBP.
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88 */
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89 final StackSlot reservedSlot;
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90
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91 public SaveRbp(NoOp placeholder) {
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92 this.placeholder = placeholder;
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93 AMD64FrameMapBuilder frameMapBuilder = (AMD64FrameMapBuilder) getResult().getFrameMapBuilder();
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94 this.reservedSlot = frameMapBuilder.allocateRBPSpillSlot();
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95 }
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96
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97 /**
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98 * Replaces this operation with the appropriate move for saving rbp.
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99 *
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100 * @param useStack specifies if rbp must be saved to the stack
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101 */
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102 public AllocatableValue finalize(boolean useStack) {
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103 AllocatableValue dst;
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104 if (useStack) {
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105 dst = reservedSlot;
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106 } else {
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107 ((AMD64FrameMapBuilder) getResult().getFrameMapBuilder()).freeRBPSpillSlot();
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108 dst = newVariable(LIRKind.value(Kind.Long));
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109 }
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110
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111 placeholder.replace(getResult().getLIR(), new MoveFromRegOp(Kind.Long, dst, rbp.asValue(LIRKind.value(Kind.Long))));
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112 return dst;
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113 }
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114 }
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115
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116 SaveRbp saveRbp;
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117
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118 /**
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119 * List of epilogue operations that need to restore RBP.
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120 */
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121 List<AMD64HotSpotEpilogueOp> epilogueOps = new ArrayList<>(2);
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122
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123 @Override
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124 public void append(LIRInstruction op) {
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125 super.append(op);
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126 if (op instanceof AMD64HotSpotEpilogueOp) {
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127 epilogueOps.add((AMD64HotSpotEpilogueOp) op);
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 }
08d1414ac62d refactored common code in subclasses into AMD64HotSpotEpilogueOp
Doug Simon <doug.simon@oracle.com>
parents: 9507
diff changeset
130
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
131 @Override
18425
b856446ff7e0 Introduce StackSlotValue and VirtualStackSlot.
Josef Eisl <josef.eisl@jku.at>
parents: 18424
diff changeset
132 public StackSlotValue getLockSlot(int lockDepth) {
15293
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
133 return getLockStack().makeLockSlot(lockDepth);
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
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
136 private HotSpotLockStack getLockStack() {
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
137 assert lockStack != null;
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
138 return lockStack;
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
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
141 protected void setLockStack(HotSpotLockStack lockStack) {
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
142 assert this.lockStack == null;
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
143 this.lockStack = lockStack;
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
144 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
145
12456
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
146 private Register findPollOnReturnScratchRegister() {
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
147 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
148 for (Register r : regConfig.getAllocatableRegisters(Kind.Long)) {
18357
09550eb6ddfb replace use of '==' with .equals()
Doug Simon <doug.simon@oracle.com>
parents: 18289
diff changeset
149 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
150 return r;
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 }
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
153 throw GraalInternalError.shouldNotReachHere();
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
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
156 private Register pollOnReturnScratchRegister;
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
157
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
158 @Override
14841
47e4d2e01c6e Split LIRGenerator and fix AMD64 backend.
Josef Eisl <josef.eisl@jku.at>
parents: 14834
diff changeset
159 public void emitReturn(Value input) {
14949
b65036798097 Remove visitReturn from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14945
diff changeset
160 AllocatableValue operand = Value.ILLEGAL;
b65036798097 Remove visitReturn from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14945
diff changeset
161 if (input != null) {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
162 operand = resultOperandFor(input.getLIRKind());
14949
b65036798097 Remove visitReturn from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14945
diff changeset
163 emitMove(operand, input);
b65036798097 Remove visitReturn from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14945
diff changeset
164 }
12456
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
165 if (pollOnReturnScratchRegister == null) {
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
166 pollOnReturnScratchRegister = findPollOnReturnScratchRegister();
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
167 }
18526
be44c1ca8f00 removed static access to HotSpotGraalRuntime from some AMD64 HotSpot classes
Doug Simon <doug.simon@oracle.com>
parents: 18490
diff changeset
168 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
169 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
170
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
171 @Override
15297
3a6151ed5a25 Move LIRGenerator to graal.lir (errors).
Josef Eisl <josef.eisl@jku.at>
parents: 15293
diff changeset
172 public boolean needOnlyOopMaps() {
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
173 // Stubs only need oop maps
14921
88dfaf6448e0 Remove LIRGenerationResult from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14859
diff changeset
174 return ((AMD64HotSpotLIRGenerationResult) getResult()).getStub() != null;
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
175 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
176
14859
4f5c312d676e Fix merge regressions.
Josef Eisl <josef.eisl@jku.at>
parents: 14850
diff changeset
177 @Override
14850
Josef Eisl <josef.eisl@jku.at>
parents: 14842 14707
diff changeset
178 public void emitData(AllocatableValue dst, byte[] data) {
Josef Eisl <josef.eisl@jku.at>
parents: 14842 14707
diff changeset
179 append(new LeaDataOp(dst, data));
Josef Eisl <josef.eisl@jku.at>
parents: 14842 14707
diff changeset
180 }
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
181
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 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
183
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
184 @Override
9742
cff1e11941c0 moved temporaries from CallingConvention to ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9741
diff changeset
185 protected void emitForeignCall(ForeignCallLinkage linkage, Value result, Value[] arguments, Value[] temps, LIRFrameState info) {
9491
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
186 currentRuntimeCallInfo = info;
9742
cff1e11941c0 moved temporaries from CallingConvention to ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9741
diff changeset
187 super.emitForeignCall(linkage, result, arguments, temps, info);
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
188 }
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
189
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
190 public void emitLeaveCurrentStackFrame(SaveRegistersOp saveRegisterOp) {
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
191 append(new AMD64HotSpotLeaveCurrentStackFrameOp(saveRegisterOp));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
192 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
193
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
194 public void emitLeaveDeoptimizedStackFrame(Value frameSize, Value initialInfo) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
195 Variable frameSizeVariable = load(frameSize);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
196 Variable initialInfoVariable = load(initialInfo);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
197 append(new AMD64HotSpotLeaveDeoptimizedStackFrameOp(frameSizeVariable, initialInfoVariable));
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
198 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
199
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
200 public void emitEnterUnpackFramesStackFrame(Value framePc, Value senderSp, Value senderFp, SaveRegistersOp saveRegisterOp) {
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
201 Register threadRegister = getProviders().getRegisters().getThreadRegister();
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
202 Variable framePcVariable = load(framePc);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
203 Variable senderSpVariable = load(senderSp);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
204 Variable senderFpVariable = load(senderFp);
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
205 append(new AMD64HotSpotEnterUnpackFramesStackFrameOp(threadRegister, config.threadLastJavaSpOffset(), config.threadLastJavaPcOffset(), config.threadLastJavaFpOffset(), framePcVariable,
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
206 senderSpVariable, senderFpVariable, saveRegisterOp));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
207 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
208
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
209 public void emitLeaveUnpackFramesStackFrame(SaveRegistersOp saveRegisterOp) {
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
210 Register threadRegister = getProviders().getRegisters().getThreadRegister();
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
211 append(new AMD64HotSpotLeaveUnpackFramesStackFrameOp(threadRegister, config.threadLastJavaSpOffset(), config.threadLastJavaPcOffset(), config.threadLastJavaFpOffset(), saveRegisterOp));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
212 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
213
18661
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
214 @Override
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
215 public Value emitCardTableShift() {
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
216 Variable result = newVariable(LIRKind.value(Kind.Long));
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
217 append(new AMD64HotSpotCardTableShiftOp(result));
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
218 return result;
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
219 }
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
220
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
221 @Override
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
222 public Value emitCardTableAddress() {
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
223 Variable result = newVariable(LIRKind.value(Kind.Long));
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
224 append(new AMD64HotSpotCardTableAddressOp(result));
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
225 return result;
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
226 }
aa4f2e3629ca Added card table PIC support
adlertz
parents: 18554
diff changeset
227
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
228 /**
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
229 * @param savedRegisters the registers saved by this operation which may be subject to pruning
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
230 * @param savedRegisterLocations the slots to which the registers are saved
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
231 * @param supportsRemove determines if registers can be pruned
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
232 */
18425
b856446ff7e0 Introduce StackSlotValue and VirtualStackSlot.
Josef Eisl <josef.eisl@jku.at>
parents: 18424
diff changeset
233 protected AMD64SaveRegistersOp emitSaveRegisters(Register[] savedRegisters, StackSlotValue[] savedRegisterLocations, boolean supportsRemove) {
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
234 AMD64SaveRegistersOp save = new AMD64SaveRegistersOp(savedRegisters, savedRegisterLocations, supportsRemove);
9507
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
235 append(save);
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
236 return save;
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
237 }
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
238
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
239 /**
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
240 * Adds a node to the graph that saves all allocatable registers to the stack.
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
241 *
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
242 * @param supportsRemove determines if registers can be pruned
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
243 * @return the register save node
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
244 */
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
245 private AMD64SaveRegistersOp emitSaveAllRegisters(Register[] savedRegisters, boolean supportsRemove) {
18425
b856446ff7e0 Introduce StackSlotValue and VirtualStackSlot.
Josef Eisl <josef.eisl@jku.at>
parents: 18424
diff changeset
246 StackSlotValue[] savedRegisterLocations = new StackSlotValue[savedRegisters.length];
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
247 for (int i = 0; i < savedRegisters.length; i++) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
248 PlatformKind kind = target().arch.getLargestStorableKind(savedRegisters[i].getRegisterCategory());
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
249 assert kind != Kind.Illegal;
18425
b856446ff7e0 Introduce StackSlotValue and VirtualStackSlot.
Josef Eisl <josef.eisl@jku.at>
parents: 18424
diff changeset
250 VirtualStackSlot spillSlot = getResult().getFrameMapBuilder().allocateSpillSlot(LIRKind.value(kind));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
251 savedRegisterLocations[i] = spillSlot;
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
252 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
253 return emitSaveRegisters(savedRegisters, savedRegisterLocations, supportsRemove);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
254 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
255
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
256 @Override
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
257 public SaveRegistersOp emitSaveAllRegisters() {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
258 // We are saving all registers.
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
259 // TODO Save upper half of YMM registers.
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
260 return emitSaveAllRegisters(cpuxmmRegisters, false);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
261 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
262
9507
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
263 protected void emitRestoreRegisters(AMD64SaveRegistersOp save) {
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
264 append(new AMD64RestoreRegistersOp(save.getSlots().clone(), save));
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
265 }
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
266
14807
c3242028cc44 Introduce specialized LIRGenerationResults for Targets if needed.
Josef Eisl <josef.eisl@jku.at>
parents: 14806
diff changeset
267 public Stub getStub() {
14921
88dfaf6448e0 Remove LIRGenerationResult from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14859
diff changeset
268 return ((AMD64HotSpotLIRGenerationResult) getResult()).getStub();
9613
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
269 }
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
270
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
271 @Override
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
272 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
273 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
274 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
275
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
276 AMD64SaveRegistersOp save = null;
9693
d04944441454 cleaned up and simplified runtime call mechanisms
Doug Simon <doug.simon@oracle.com>
parents: 9613
diff changeset
277 if (destroysRegisters) {
14142
4eac66a9b87d Remove reference to graph in LIRGenerator.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14003
diff changeset
278 if (getStub() != null) {
4eac66a9b87d Remove reference to graph in LIRGenerator.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14003
diff changeset
279 if (getStub().preservesRegisters()) {
18149
c6086a18c9ce Rename LIRGenerationResult.getFrameMap() to getFrameMapBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 18123
diff changeset
280 Register[] savedRegisters = getResult().getFrameMapBuilder().getRegisterConfig().getAllocatableRegisters();
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
281 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
282 }
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
283 }
9731
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
284 }
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
285
9768
cbf274a92e5b a leaf foreign call does not need debug info
Doug Simon <doug.simon@oracle.com>
parents: 9742
diff changeset
286 Variable result;
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
287 // 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
288 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
289 if (hotspotLinkage.canDeoptimize()) {
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
290 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
291 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
292 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
293 }
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
294
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
295 if (hotspotLinkage.needsJavaFrameAnchor()) {
12456
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
296 Register thread = getProviders().getRegisters().getThreadRegister();
12559
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
297 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
298 result = super.emitForeignCall(hotspotLinkage, deoptInfo, args);
12559
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
299 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
300 } else {
15377
ad5c1c4434ed AMD64HotSpotLIRGenerator.emitForeignCall: add assert
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15370
diff changeset
301 assert deoptInfo == null;
ad5c1c4434ed AMD64HotSpotLIRGenerator.emitForeignCall: add assert
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15370
diff changeset
302 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
303 }
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
304
9731
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
305 if (destroysRegisters) {
14142
4eac66a9b87d Remove reference to graph in LIRGenerator.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14003
diff changeset
306 if (getStub() != null) {
4eac66a9b87d Remove reference to graph in LIRGenerator.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14003
diff changeset
307 if (getStub().preservesRegisters()) {
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
308 AMD64HotSpotLIRGenerationResult generationResult = (AMD64HotSpotLIRGenerationResult) getResult();
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
309 assert !generationResult.getCalleeSaveInfo().containsKey(currentRuntimeCallInfo);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
310 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
311 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
312 } else {
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
313 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
314 }
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
315 }
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
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
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 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
319 }
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
320
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
321 public Value emitUncommonTrapCall(Value trapRequest, SaveRegistersOp saveRegisterOp) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
322 ForeignCallLinkage linkage = getForeignCalls().lookupForeignCall(UNCOMMON_TRAP);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
323
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
324 Register thread = getProviders().getRegisters().getThreadRegister();
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
325 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
326 Variable result = super.emitForeignCall(linkage, null, thread.asValue(LIRKind.value(Kind.Long)), trapRequest);
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
327 append(new AMD64HotSpotCRuntimeCallEpilogueOp(config.threadLastJavaSpOffset(), config.threadLastJavaFpOffset(), thread));
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
328
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
329 Map<LIRFrameState, SaveRegistersOp> calleeSaveInfo = ((AMD64HotSpotLIRGenerationResult) getResult()).getCalleeSaveInfo();
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
330 assert !calleeSaveInfo.containsKey(currentRuntimeCallInfo);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
331 calleeSaveInfo.put(currentRuntimeCallInfo, saveRegisterOp);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
332
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
333 return result;
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
334 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
335
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
336 public Value emitDeoptimizationFetchUnrollInfoCall(SaveRegistersOp saveRegisterOp) {
15968
42eaa579e134 more improvements to runtime initialization:
Doug Simon <doug.simon@oracle.com>
parents: 15947
diff changeset
337 ForeignCallLinkage linkage = getForeignCalls().lookupForeignCall(FETCH_UNROLL_INFO);
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
338
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
339 Register thread = getProviders().getRegisters().getThreadRegister();
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
340 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
341 Variable result = super.emitForeignCall(linkage, null, thread.asValue(LIRKind.value(Kind.Long)));
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
342 append(new AMD64HotSpotCRuntimeCallEpilogueOp(config.threadLastJavaSpOffset(), config.threadLastJavaFpOffset(), thread));
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
343
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
344 Map<LIRFrameState, SaveRegistersOp> calleeSaveInfo = ((AMD64HotSpotLIRGenerationResult) getResult()).getCalleeSaveInfo();
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
345 assert !calleeSaveInfo.containsKey(currentRuntimeCallInfo);
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
346 calleeSaveInfo.put(currentRuntimeCallInfo, saveRegisterOp);
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
347
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
348 return result;
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
349 }
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
350
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
351 protected AMD64ZapRegistersOp emitZapRegisters(Register[] zappedRegisters, JavaConstant[] zapValues) {
9506
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
352 AMD64ZapRegistersOp zap = new AMD64ZapRegistersOp(zappedRegisters, zapValues);
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
353 append(zap);
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
354 return zap;
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
355 }
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
356
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
357 protected boolean zapRegisters() {
18149
c6086a18c9ce Rename LIRGenerationResult.getFrameMap() to getFrameMapBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 18123
diff changeset
358 Register[] zappedRegisters = getResult().getFrameMapBuilder().getRegisterConfig().getAllocatableRegisters();
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
359 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
360 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
361 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
362 assert kind != Kind.Illegal;
9506
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
363 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
364 }
14921
88dfaf6448e0 Remove LIRGenerationResult from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14859
diff changeset
365 ((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
366 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
367 }
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
368
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
369 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
370 public void emitTailcall(Value[] args, Value address) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
371 append(new AMD64TailcallOp(args, address));
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
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
374 @Override
13837
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
375 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
376 Value[] argLocations = new Value[args.length];
18149
c6086a18c9ce Rename LIRGenerationResult.getFrameMap() to getFrameMapBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 18123
diff changeset
377 getResult().getFrameMapBuilder().callsMethod(nativeCallingConvention);
13839
5fb138b6a92f GNFI fixes
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13837
diff changeset
378 // 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
379 // 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
380 PrimitiveConstant intConst = JavaConstant.forInt(numberOfFloatingPointArguments);
d6c33eb93b9f Use Register.asValue(LIRKind) where appropriate.
Josef Eisl <josef.eisl@jku.at>
parents: 18661
diff changeset
381 AllocatableValue numberOfFloatingPointArgumentsRegister = AMD64.rax.asValue(intConst.getLIRKind());
d6c33eb93b9f Use Register.asValue(LIRKind) where appropriate.
Josef Eisl <josef.eisl@jku.at>
parents: 18661
diff changeset
382 emitMove(numberOfFloatingPointArgumentsRegister, intConst);
13837
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
383 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
384 Value arg = args[i];
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
385 AllocatableValue loc = nativeCallingConvention.getArgument(i);
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
386 emitMove(loc, arg);
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
387 argLocations[i] = loc;
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
388 }
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
389 Value ptr = emitMove(JavaConstant.forLong(address));
13837
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
390 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
391 }
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
392
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
393 @Override
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
394 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
395 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
396 CallingConvention outgoingCc = linkage.getOutgoingCallingConvention();
de55425d3cf5 small cleanups and extra documentation around foreign call linkage
Doug Simon <doug.simon@oracle.com>
parents: 10870
diff changeset
397 assert outgoingCc.getArgumentCount() == 2;
de55425d3cf5 small cleanups and extra documentation around foreign call linkage
Doug Simon <doug.simon@oracle.com>
parents: 10870
diff changeset
398 RegisterValue exceptionParameter = (RegisterValue) outgoingCc.getArgument(0);
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
399 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
400 append(new AMD64HotSpotUnwindOp(exceptionParameter));
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
401 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
402
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
403 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
404 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
405 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
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
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
408 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
409 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
410 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
411 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
412 emitStore(v.getLIRKind(), address, v, null);
11832
97d6932a309b CodeCacheProvider.encodeDeoptActionAndReason now returns a Constant
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11790
diff changeset
413 }
97d6932a309b CodeCacheProvider.encodeDeoptActionAndReason now returns a Constant
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11790
diff changeset
414
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
415 @Override
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
416 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
417 moveDeoptValuesToThread(actionAndReason, speculation);
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
418 append(new AMD64DeoptimizeOp(state));
8303
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
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
421 @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
422 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
423 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
424 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
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
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
427 @Override
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
428 public void beforeRegisterAllocation() {
13313
6dd9a1455e64 renamed PlaceholderOp to NoOp
Doug Simon <doug.simon@oracle.com>
parents: 13291
diff changeset
429 super.beforeRegisterAllocation();
14921
88dfaf6448e0 Remove LIRGenerationResult from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14859
diff changeset
430 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
431 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
432 if (hasDebugInfo) {
18434
06624c98ed8b Handel RBP and deoptimization rescue slot in AMD64FrameMapBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 18426
diff changeset
433 ((AMD64HotSpotLIRGenerationResult) getResult()).setDeoptimizationRescueSlot(((AMD64FrameMapBuilder) getResult().getFrameMapBuilder()).allocateDeoptimizationRescueSlot());
8303
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
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
436 for (AMD64HotSpotEpilogueOp op : epilogueOps) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
437 op.savedRbp = savedRbp;
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
438 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
439 }
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
440
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
441 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
442 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
443 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
444 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
445 } else {
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
446 return kind;
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 }
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
449
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
450 public void emitPushInterpreterFrame(Value frameSize, Value framePc, Value senderSp, Value initialInfo) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
451 Variable frameSizeVariable = load(frameSize);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
452 Variable framePcVariable = load(framePc);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
453 Variable senderSpVariable = load(senderSp);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
454 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
455 append(new AMD64HotSpotPushInterpreterFrameOp(frameSizeVariable, framePcVariable, senderSpVariable, initialInfoVariable, config));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
456 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
457
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
458 @Override
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
459 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
460 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
461 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
462 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
463 return result;
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
17314
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
466 /**
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
467 * Checks whether the supplied constant can be used without loading it into a register for store
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
468 * operations, i.e., on the right hand side of a memory access.
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
469 *
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
470 * @param c The constant to check.
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
471 * @return True if the constant can be used directly, false if the constant needs to be in a
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
472 * register.
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
473 */
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
474 protected boolean canStoreConstant(JavaConstant c) {
17314
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
475 // there is no immediate move of 64-bit constants on Intel
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
476 switch (c.getKind()) {
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
477 case Long:
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
478 return Util.isInt(c.asLong()) && !getCodeCache().needsDataPatch(c);
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
479 case Double:
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
480 return false;
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
481 case Object:
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
482 return c.isNull();
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
483 default:
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
484 return true;
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
485 }
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
486 }
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
487
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
488 @Override
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
489 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
490 AMD64AddressValue storeAddress = asAddressValue(address);
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
491 if (isConstant(inputVal)) {
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
492 JavaConstant c = asConstant(inputVal);
15947
3eedf7a653ea Remove unused oop compression code from backends.
Roland Schatz <roland.schatz@oracle.com>
parents: 15926
diff changeset
493 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
494 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
495 return;
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
496 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
497 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
498 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
499 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
500 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
501
14943
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
502 @Override
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
503 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
504 LIRKind inputKind = pointer.getLIRKind();
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
505 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
506 if (inputKind.isReference(0)) {
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
507 // oop
16116
9e5a323e0a1e Remove hotspot specific NarrowOop kind, use LIRKind.reference(Kind.Int) instead.
Roland Schatz <roland.schatz@oracle.com>
parents: 16104
diff changeset
508 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
509 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
510 return result;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
511 } else {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
512 // metaspace pointer
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
513 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
514 AllocatableValue base = Value.ILLEGAL;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
515 if (encoding.base != 0) {
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
516 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
517 }
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
518 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
519 return result;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
520 }
14943
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
521 }
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
522
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
523 @Override
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
524 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
525 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
526 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
527 if (inputKind.isReference(0)) {
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
528 // oop
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
529 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
530 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
531 return result;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
532 } else {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
533 // metaspace pointer
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
534 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
535 AllocatableValue base = Value.ILLEGAL;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
536 if (encoding.base != 0) {
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
537 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
538 }
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
539 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
540 return result;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
541 }
14943
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
542 }
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
543
14945
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
544 @Override
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
545 protected AMD64LIRInstruction createMove(AllocatableValue dst, Value src) {
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
546 if (src instanceof JavaConstant) {
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
547 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
548 } else {
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
549 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
550 }
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
551 }
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
552
15024
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
553 public Value 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
554 LIRKind kind = newValue.getLIRKind();
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
555 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
556 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
557
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
558 AMD64AddressValue addressValue = asAddressValue(address);
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
559 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
560 emitMove(raxRes, expectedValue);
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
561 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
562
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
563 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
564 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
565 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
566 return result;
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
567 }
15251
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
568
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
569 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
570 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
571 Kind memKind = (Kind) kind.getPlatformKind();
15251
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
572 Variable result = newVariable(kind);
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
573 AMD64AddressValue addressValue = asAddressValue(address);
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
574 append(new AMD64Move.AtomicReadAndAddOp(memKind, result, addressValue, asAllocatable(delta)));
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
575 return result;
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
576 }
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
577
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
578 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
579 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
580 Kind memKind = (Kind) kind.getPlatformKind();
15251
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
581 Variable result = newVariable(kind);
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
582 AMD64AddressValue addressValue = asAddressValue(address);
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
583 append(new AMD64Move.AtomicReadAndWriteOp(memKind, result, addressValue, asAllocatable(newValue)));
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
584 return result;
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
585 }
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
586
15554
cf994cc23b54 Move emitNullCheck from NodeLIRBuilderTool to LIRGeneratorTool.
Josef Eisl <josef.eisl@jku.at>
parents: 15456
diff changeset
587 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
588 if (address.getLIRKind().getPlatformKind() == Kind.Int) {
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
589 CompressEncoding encoding = config.getOopEncoding();
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
590 if (encoding.shift <= 3) {
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
591 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
592 append(new AMD64HotSpotMove.CompressedNullCheckOp(uncompressionAddress, state));
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
593 } else {
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
594 Value uncompress = emitUncompress(address, encoding, false);
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
595 append(new AMD64Move.NullCheckOp(load(uncompress), state));
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
596 }
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
597 } else {
18490
ca81508f2a19 Generalize NULL handling to work on arbitrary pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 18481
diff changeset
598 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
599 append(new AMD64Move.NullCheckOp(load(address), state));
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
600 }
15554
cf994cc23b54 Move emitNullCheck from NodeLIRBuilderTool to LIRGeneratorTool.
Josef Eisl <josef.eisl@jku.at>
parents: 15456
diff changeset
601 }
15909
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
602
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
603 @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
604 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
605 if (right instanceof HotSpotConstant) {
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
606 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
607 } else {
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
608 super.emitCompareOp(cmpKind, left, right);
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
609 }
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
610 }
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
611
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
612 @Override
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
613 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
614 if (value instanceof HotSpotConstant) {
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
615 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
616 } else {
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
617 super.emitCompareMemoryConOp(kind, address, value, state);
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
618 }
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
619 }
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
620
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
621 @Override
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
622 public boolean canInlineConstant(JavaConstant c) {
15909
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
623 if (HotSpotCompressedNullConstant.COMPRESSED_NULL.equals(c)) {
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
624 return true;
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
625 } else if (c instanceof HotSpotObjectConstant) {
18289
7acff34abbf7 replaced HotSpotObjectConstantImpl.isCompressed() with HotSpotObjectConstant.isCompressed()
Doug Simon <doug.simon@oracle.com>
parents: 18266
diff changeset
626 return ((HotSpotObjectConstant) c).isCompressed();
15909
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
627 } else {
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
628 return super.canInlineConstant(c);
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
629 }
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
630 }
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
631 }