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annotate graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotLIRGenerator.java @ 18149:c6086a18c9ce

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Rename LIRGenerationResult.getFrameMap() to getFrameMapBuilder().
author Josef Eisl <josef.eisl@jku.at>
date Tue, 21 Oct 2014 16:28:40 +0200
parents 3c7e73362d6a
children c2270ad35f57
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 import static com.oracle.graal.hotspot.HotSpotGraalRuntime.*;
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29
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30 import java.util.*;
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31
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32 import com.oracle.graal.amd64.*;
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33 import com.oracle.graal.api.code.*;
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34 import com.oracle.graal.api.meta.*;
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35 import com.oracle.graal.compiler.amd64.*;
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36 import com.oracle.graal.compiler.common.*;
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37 import com.oracle.graal.compiler.common.calc.*;
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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 super(providers, cc, lirGenRes);
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66 assert config.basicLockSize == 8;
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67 this.config = config;
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68 }
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69
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70 @Override
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71 public HotSpotProviders getProviders() {
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72 return (HotSpotProviders) super.getProviders();
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73 }
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74
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75 /**
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76 * Utility for emitting the instruction to save RBP.
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77 */
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78 class SaveRbp {
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79
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80 final NoOp placeholder;
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81
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82 /**
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83 * The slot reserved for saving RBP.
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84 */
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85 final StackSlot reservedSlot;
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86
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87 public SaveRbp(NoOp placeholder) {
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88 this.placeholder = placeholder;
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89 this.reservedSlot = getResult().getFrameMapBuilder().allocateSpillSlot(LIRKind.value(Kind.Long));
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90 assert reservedSlot.getRawOffset() == -16 : reservedSlot.getRawOffset();
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91 }
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92
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93 /**
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94 * Replaces this operation with the appropriate move for saving rbp.
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95 *
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96 * @param useStack specifies if rbp must be saved to the stack
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97 */
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98 public AllocatableValue finalize(boolean useStack) {
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99 AllocatableValue dst;
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100 if (useStack) {
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101 dst = reservedSlot;
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102 } else {
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103 getResult().getFrameMapBuilder().freeSpillSlot(reservedSlot);
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104 dst = newVariable(LIRKind.value(Kind.Long));
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105 }
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106
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107 placeholder.replace(getResult().getLIR(), new MoveFromRegOp(Kind.Long, dst, rbp.asValue(LIRKind.value(Kind.Long))));
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108 return dst;
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109 }
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110 }
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111
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112 SaveRbp saveRbp;
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113
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114 /**
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115 * List of epilogue operations that need to restore RBP.
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116 */
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117 List<AMD64HotSpotEpilogueOp> epilogueOps = new ArrayList<>(2);
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118
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119 @Override
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120 public void append(LIRInstruction op) {
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121 super.append(op);
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122 if (op instanceof AMD64HotSpotEpilogueOp) {
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123 epilogueOps.add((AMD64HotSpotEpilogueOp) op);
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124 }
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125 }
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126
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127 @Override
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128 public StackSlot getLockSlot(int lockDepth) {
15293
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
129 return getLockStack().makeLockSlot(lockDepth);
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
130 }
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
131
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
132 private HotSpotLockStack getLockStack() {
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
133 assert lockStack != null;
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
134 return lockStack;
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
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
137 protected void setLockStack(HotSpotLockStack lockStack) {
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
138 assert this.lockStack == null;
adc7d7aad51c Deprecate LIRGenerator.getDebugInfoBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 15292
diff changeset
139 this.lockStack = lockStack;
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
140 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
141
12456
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
142 private Register findPollOnReturnScratchRegister() {
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
143 RegisterConfig regConfig = getProviders().getCodeCache().getRegisterConfig();
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
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parents: 12431
diff changeset
144 for (Register r : regConfig.getAllocatableRegisters(Kind.Long)) {
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
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parents: 12431
diff changeset
145 if (r != regConfig.getReturnRegister(Kind.Long) && r != AMD64.rbp) {
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
146 return r;
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
147 }
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
148 }
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
149 throw GraalInternalError.shouldNotReachHere();
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
150 }
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
151
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
152 private Register pollOnReturnScratchRegister;
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
153
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
154 @Override
14841
47e4d2e01c6e Split LIRGenerator and fix AMD64 backend.
Josef Eisl <josef.eisl@jku.at>
parents: 14834
diff changeset
155 public void emitReturn(Value input) {
14949
b65036798097 Remove visitReturn from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14945
diff changeset
156 AllocatableValue operand = Value.ILLEGAL;
b65036798097 Remove visitReturn from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14945
diff changeset
157 if (input != null) {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
158 operand = resultOperandFor(input.getLIRKind());
14949
b65036798097 Remove visitReturn from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14945
diff changeset
159 emitMove(operand, input);
b65036798097 Remove visitReturn from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14945
diff changeset
160 }
12456
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
161 if (pollOnReturnScratchRegister == null) {
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
162 pollOnReturnScratchRegister = findPollOnReturnScratchRegister();
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
163 }
14949
b65036798097 Remove visitReturn from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14945
diff changeset
164 append(new AMD64HotSpotReturnOp(operand, getStub() != null, pollOnReturnScratchRegister));
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
165 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
166
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
167 @Override
15297
3a6151ed5a25 Move LIRGenerator to graal.lir (errors).
Josef Eisl <josef.eisl@jku.at>
parents: 15293
diff changeset
168 public boolean needOnlyOopMaps() {
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
169 // Stubs only need oop maps
14921
88dfaf6448e0 Remove LIRGenerationResult from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14859
diff changeset
170 return ((AMD64HotSpotLIRGenerationResult) getResult()).getStub() != null;
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
171 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
172
14859
4f5c312d676e Fix merge regressions.
Josef Eisl <josef.eisl@jku.at>
parents: 14850
diff changeset
173 @Override
14850
Josef Eisl <josef.eisl@jku.at>
parents: 14842 14707
diff changeset
174 public void emitData(AllocatableValue dst, byte[] data) {
Josef Eisl <josef.eisl@jku.at>
parents: 14842 14707
diff changeset
175 append(new LeaDataOp(dst, data));
Josef Eisl <josef.eisl@jku.at>
parents: 14842 14707
diff changeset
176 }
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
177
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
178 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
179
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
180 @Override
9742
cff1e11941c0 moved temporaries from CallingConvention to ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9741
diff changeset
181 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
182 currentRuntimeCallInfo = info;
9742
cff1e11941c0 moved temporaries from CallingConvention to ForeignCallLinkage
Doug Simon <doug.simon@oracle.com>
parents: 9741
diff changeset
183 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
184 }
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
185
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
186 public void emitLeaveCurrentStackFrame(SaveRegistersOp saveRegisterOp) {
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
187 append(new AMD64HotSpotLeaveCurrentStackFrameOp(saveRegisterOp));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
188 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
189
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
190 public void emitLeaveDeoptimizedStackFrame(Value frameSize, Value initialInfo) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
191 Variable frameSizeVariable = load(frameSize);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
192 Variable initialInfoVariable = load(initialInfo);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
193 append(new AMD64HotSpotLeaveDeoptimizedStackFrameOp(frameSizeVariable, initialInfoVariable));
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
194 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
195
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
196 public void emitEnterUnpackFramesStackFrame(Value framePc, Value senderSp, Value senderFp, SaveRegistersOp saveRegisterOp) {
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
197 Register threadRegister = getProviders().getRegisters().getThreadRegister();
15104
ed29f7ff71eb add DeoptimizationStub
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parents: 15058
diff changeset
198 Variable framePcVariable = load(framePc);
ed29f7ff71eb add DeoptimizationStub
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parents: 15058
diff changeset
199 Variable senderSpVariable = load(senderSp);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
200 Variable senderFpVariable = load(senderFp);
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
201 append(new AMD64HotSpotEnterUnpackFramesStackFrameOp(threadRegister, config.threadLastJavaSpOffset(), config.threadLastJavaPcOffset(), config.threadLastJavaFpOffset(), framePcVariable,
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
202 senderSpVariable, senderFpVariable, saveRegisterOp));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
203 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
204
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
205 public void emitLeaveUnpackFramesStackFrame(SaveRegistersOp saveRegisterOp) {
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
206 Register threadRegister = getProviders().getRegisters().getThreadRegister();
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
207 append(new AMD64HotSpotLeaveUnpackFramesStackFrameOp(threadRegister, config.threadLastJavaSpOffset(), config.threadLastJavaPcOffset(), config.threadLastJavaFpOffset(), saveRegisterOp));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
208 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
209
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
210 /**
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
211 * @param savedRegisters the registers saved by this operation which may be subject to pruning
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
212 * @param savedRegisterLocations the slots to which the registers are saved
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
213 * @param supportsRemove determines if registers can be pruned
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
214 */
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
215 protected AMD64SaveRegistersOp emitSaveRegisters(Register[] savedRegisters, StackSlot[] savedRegisterLocations, boolean supportsRemove) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
216 AMD64SaveRegistersOp save = new AMD64SaveRegistersOp(savedRegisters, savedRegisterLocations, supportsRemove);
9507
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
217 append(save);
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
218 return save;
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
219 }
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
220
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
221 /**
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
222 * Adds a node to the graph that saves all allocatable registers to the stack.
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
223 *
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
224 * @param supportsRemove determines if registers can be pruned
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
225 * @return the register save node
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
226 */
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
227 private AMD64SaveRegistersOp emitSaveAllRegisters(Register[] savedRegisters, boolean supportsRemove) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
228 StackSlot[] savedRegisterLocations = new StackSlot[savedRegisters.length];
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
229 for (int i = 0; i < savedRegisters.length; i++) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
230 PlatformKind kind = target().arch.getLargestStorableKind(savedRegisters[i].getRegisterCategory());
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
231 assert kind != Kind.Illegal;
18149
c6086a18c9ce Rename LIRGenerationResult.getFrameMap() to getFrameMapBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 18123
diff changeset
232 StackSlot spillSlot = getResult().getFrameMapBuilder().allocateSpillSlot(LIRKind.value(kind));
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
233 savedRegisterLocations[i] = spillSlot;
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
234 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
235 return emitSaveRegisters(savedRegisters, savedRegisterLocations, supportsRemove);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
236 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
237
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
238 @Override
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
239 public SaveRegistersOp emitSaveAllRegisters() {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
240 // We are saving all registers.
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
241 // TODO Save upper half of YMM registers.
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
242 return emitSaveAllRegisters(cpuxmmRegisters, false);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
243 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
244
9507
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
245 protected void emitRestoreRegisters(AMD64SaveRegistersOp save) {
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
246 append(new AMD64RestoreRegistersOp(save.getSlots().clone(), save));
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
247 }
3df71c132731 Make register saving extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 9506
diff changeset
248
14807
c3242028cc44 Introduce specialized LIRGenerationResults for Targets if needed.
Josef Eisl <josef.eisl@jku.at>
parents: 14806
diff changeset
249 public Stub getStub() {
14921
88dfaf6448e0 Remove LIRGenerationResult from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14859
diff changeset
250 return ((AMD64HotSpotLIRGenerationResult) getResult()).getStub();
9613
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
251 }
0c17815817a4 removed LIRGenerator.method field
Doug Simon <doug.simon@oracle.com>
parents: 9612
diff changeset
252
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
253 @Override
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
254 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
255 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
256 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
257
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
258 AMD64SaveRegistersOp save = null;
9693
d04944441454 cleaned up and simplified runtime call mechanisms
Doug Simon <doug.simon@oracle.com>
parents: 9613
diff changeset
259 if (destroysRegisters) {
14142
4eac66a9b87d Remove reference to graph in LIRGenerator.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14003
diff changeset
260 if (getStub() != null) {
4eac66a9b87d Remove reference to graph in LIRGenerator.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14003
diff changeset
261 if (getStub().preservesRegisters()) {
18149
c6086a18c9ce Rename LIRGenerationResult.getFrameMap() to getFrameMapBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 18123
diff changeset
262 Register[] savedRegisters = getResult().getFrameMapBuilder().getRegisterConfig().getAllocatableRegisters();
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
263 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
264 }
9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9247
diff changeset
265 }
9731
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
266 }
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
267
9768
cbf274a92e5b a leaf foreign call does not need debug info
Doug Simon <doug.simon@oracle.com>
parents: 9742
diff changeset
268 Variable result;
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
269 // 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
270 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
271 if (hotspotLinkage.canDeoptimize()) {
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
272 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
273 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
274 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
275 }
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
276
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
277 if (hotspotLinkage.needsJavaFrameAnchor()) {
12456
f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents: 12431
diff changeset
278 Register thread = getProviders().getRegisters().getThreadRegister();
12559
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
279 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
280 result = super.emitForeignCall(hotspotLinkage, deoptInfo, args);
12559
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
281 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
282 } else {
15377
ad5c1c4434ed AMD64HotSpotLIRGenerator.emitForeignCall: add assert
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15370
diff changeset
283 assert deoptInfo == null;
ad5c1c4434ed AMD64HotSpotLIRGenerator.emitForeignCall: add assert
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15370
diff changeset
284 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
285 }
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
286
9731
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
287 if (destroysRegisters) {
14142
4eac66a9b87d Remove reference to graph in LIRGenerator.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14003
diff changeset
288 if (getStub() != null) {
4eac66a9b87d Remove reference to graph in LIRGenerator.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14003
diff changeset
289 if (getStub().preservesRegisters()) {
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
290 AMD64HotSpotLIRGenerationResult generationResult = (AMD64HotSpotLIRGenerationResult) getResult();
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
291 assert !generationResult.getCalleeSaveInfo().containsKey(currentRuntimeCallInfo);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
292 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
293 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
294 } else {
f7bd4594cbbf added support for declaring a foreign function call to be a leaf
Doug Simon <doug.simon@oracle.com>
parents: 9693
diff changeset
295 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
296 }
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
297 }
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
298 }
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
299
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
300 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
301 }
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
302
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
303 public Value emitUncommonTrapCall(Value trapRequest, SaveRegistersOp saveRegisterOp) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
304 ForeignCallLinkage linkage = getForeignCalls().lookupForeignCall(UNCOMMON_TRAP);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
305
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
306 Register thread = getProviders().getRegisters().getThreadRegister();
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
307 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
308 Variable result = super.emitForeignCall(linkage, null, thread.asValue(LIRKind.value(Kind.Long)), trapRequest);
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
309 append(new AMD64HotSpotCRuntimeCallEpilogueOp(config.threadLastJavaSpOffset(), config.threadLastJavaFpOffset(), thread));
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
310
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
311 Map<LIRFrameState, SaveRegistersOp> calleeSaveInfo = ((AMD64HotSpotLIRGenerationResult) getResult()).getCalleeSaveInfo();
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
312 assert !calleeSaveInfo.containsKey(currentRuntimeCallInfo);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
313 calleeSaveInfo.put(currentRuntimeCallInfo, saveRegisterOp);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
314
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
315 return result;
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
316 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
317
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
318 public Value emitDeoptimizationFetchUnrollInfoCall(SaveRegistersOp saveRegisterOp) {
15968
42eaa579e134 more improvements to runtime initialization:
Doug Simon <doug.simon@oracle.com>
parents: 15947
diff changeset
319 ForeignCallLinkage linkage = getForeignCalls().lookupForeignCall(FETCH_UNROLL_INFO);
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
320
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
321 Register thread = getProviders().getRegisters().getThreadRegister();
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
322 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
323 Variable result = super.emitForeignCall(linkage, null, thread.asValue(LIRKind.value(Kind.Long)));
15456
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
324 append(new AMD64HotSpotCRuntimeCallEpilogueOp(config.threadLastJavaSpOffset(), config.threadLastJavaFpOffset(), thread));
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
325
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
326 Map<LIRFrameState, SaveRegistersOp> calleeSaveInfo = ((AMD64HotSpotLIRGenerationResult) getResult()).getCalleeSaveInfo();
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
327 assert !calleeSaveInfo.containsKey(currentRuntimeCallInfo);
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
328 calleeSaveInfo.put(currentRuntimeCallInfo, saveRegisterOp);
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
329
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
330 return result;
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
331 }
bb97b75d1d65 AMD64: implemented DeoptimizationStub.deoptimizationHandler
twisti
parents: 15412
diff changeset
332
9506
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
333 protected AMD64ZapRegistersOp emitZapRegisters(Register[] zappedRegisters, Constant[] zapValues) {
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
334 AMD64ZapRegistersOp zap = new AMD64ZapRegistersOp(zappedRegisters, zapValues);
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
335 append(zap);
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
336 return zap;
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
337 }
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
338
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
339 protected boolean zapRegisters() {
18149
c6086a18c9ce Rename LIRGenerationResult.getFrameMap() to getFrameMapBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 18123
diff changeset
340 Register[] zappedRegisters = getResult().getFrameMapBuilder().getRegisterConfig().getAllocatableRegisters();
9506
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
341 Constant[] zapValues = new Constant[zappedRegisters.length];
9491
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
342 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
343 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
344 assert kind != Kind.Illegal;
9506
6703dca691d7 Restructure register zapping.
Roland Schatz <roland.schatz@oracle.com>
parents: 9505
diff changeset
345 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
346 }
14921
88dfaf6448e0 Remove LIRGenerationResult from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14859
diff changeset
347 ((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
348 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
349 }
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
350
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
351 @Override
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
352 public void emitTailcall(Value[] args, Value address) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
353 append(new AMD64TailcallOp(args, address));
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
354 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
355
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
356 @Override
13837
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
357 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
358 Value[] argLocations = new Value[args.length];
18149
c6086a18c9ce Rename LIRGenerationResult.getFrameMap() to getFrameMapBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 18123
diff changeset
359 getResult().getFrameMapBuilder().callsMethod(nativeCallingConvention);
13839
5fb138b6a92f GNFI fixes
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13837
diff changeset
360 // 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
361 // RAX contains the length of the varargs
13837
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
362 AllocatableValue numberOfFloatingPointArgumentsRegister = AMD64.rax.asValue();
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
363 emitMove(numberOfFloatingPointArgumentsRegister, Constant.forInt(numberOfFloatingPointArguments));
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
364 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
365 Value arg = args[i];
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
366 AllocatableValue loc = nativeCallingConvention.getArgument(i);
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
367 emitMove(loc, arg);
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
368 argLocations[i] = loc;
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
369 }
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
370 Value ptr = emitMove(Constant.forLong(address));
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
371 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
372 }
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
373
ed3a1471e133 Add the Graal Native Function Interface
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 13726
diff changeset
374 @Override
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
375 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
376 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
377 CallingConvention outgoingCc = linkage.getOutgoingCallingConvention();
de55425d3cf5 small cleanups and extra documentation around foreign call linkage
Doug Simon <doug.simon@oracle.com>
parents: 10870
diff changeset
378 assert outgoingCc.getArgumentCount() == 2;
de55425d3cf5 small cleanups and extra documentation around foreign call linkage
Doug Simon <doug.simon@oracle.com>
parents: 10870
diff changeset
379 RegisterValue exceptionParameter = (RegisterValue) outgoingCc.getArgument(0);
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
380 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
381 append(new AMD64HotSpotUnwindOp(exceptionParameter));
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
382 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
383
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
384 private void moveDeoptValuesToThread(Value actionAndReason, Value speculation) {
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
385 moveValueToThread(actionAndReason, runtime().getConfig().pendingDeoptimizationOffset);
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
386 moveValueToThread(speculation, runtime().getConfig().pendingFailedSpeculationOffset);
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
387 }
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
388
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
389 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
390 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
391 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
392 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
393 emitStore(v.getLIRKind(), address, v, null);
11832
97d6932a309b CodeCacheProvider.encodeDeoptActionAndReason now returns a Constant
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11790
diff changeset
394 }
97d6932a309b CodeCacheProvider.encodeDeoptActionAndReason now returns a Constant
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11790
diff changeset
395
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
396 @Override
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
397 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
398 moveDeoptValuesToThread(actionAndReason, speculation);
15301
468b2428c403 Change DeoptimizingNode and Access to LIRFrameState in *LIRGenerator*.
Josef Eisl <josef.eisl@jku.at>
parents: 15297
diff changeset
399 append(new AMD64DeoptimizeOp(state));
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
400 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
401
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
402 @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
403 public void emitDeoptimizeCaller(DeoptimizationAction action, DeoptimizationReason reason) {
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
404 moveDeoptValuesToThread(getMetaAccess().encodeDeoptActionAndReason(action, reason, 0), Constant.NULL_OBJECT);
11832
97d6932a309b CodeCacheProvider.encodeDeoptActionAndReason now returns a Constant
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11790
diff changeset
405 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
406 }
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
407
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
408 @Override
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
409 public void beforeRegisterAllocation() {
13313
6dd9a1455e64 renamed PlaceholderOp to NoOp
Doug Simon <doug.simon@oracle.com>
parents: 13291
diff changeset
410 super.beforeRegisterAllocation();
14921
88dfaf6448e0 Remove LIRGenerationResult from NodeLIRBuilder.
Josef Eisl <josef.eisl@jku.at>
parents: 14859
diff changeset
411 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
412 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
413 if (hasDebugInfo) {
18149
c6086a18c9ce Rename LIRGenerationResult.getFrameMap() to getFrameMapBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 18123
diff changeset
414 ((AMD64HotSpotLIRGenerationResult) getResult()).setDeoptimizationRescueSlot(getResult().getFrameMapBuilder().allocateSpillSlot(LIRKind.value(Kind.Long)));
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
415 }
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
416
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
417 for (AMD64HotSpotEpilogueOp op : epilogueOps) {
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
418 op.savedRbp = savedRbp;
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 }
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
421
11453
1092208e4986 Add Javadoc
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 11452
diff changeset
422 /**
13520
fb7b39f07232 Embed compressed constants when possible and use more efficient patterns for encoding
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 13313
diff changeset
423 * @return a compressed version of the incoming constant
11453
1092208e4986 Add Javadoc
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 11452
diff changeset
424 */
13520
fb7b39f07232 Embed compressed constants when possible and use more efficient patterns for encoding
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 13313
diff changeset
425 protected static Constant compress(Constant c, CompressEncoding encoding) {
fb7b39f07232 Embed compressed constants when possible and use more efficient patterns for encoding
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 13313
diff changeset
426 if (c.getKind() == Kind.Long) {
15018
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14955
diff changeset
427 int compressedValue = (int) (((c.asLong() - encoding.base) >> encoding.shift) & 0xffffffffL);
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14955
diff changeset
428 if (c instanceof HotSpotMetaspaceConstant) {
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14955
diff changeset
429 return HotSpotMetaspaceConstant.forMetaspaceObject(Kind.Int, compressedValue, HotSpotMetaspaceConstant.getMetaspaceObject(c));
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14955
diff changeset
430 } else {
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14955
diff changeset
431 return Constant.forIntegerKind(Kind.Int, compressedValue);
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14955
diff changeset
432 }
13520
fb7b39f07232 Embed compressed constants when possible and use more efficient patterns for encoding
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 13313
diff changeset
433 } else {
fb7b39f07232 Embed compressed constants when possible and use more efficient patterns for encoding
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 13313
diff changeset
434 throw GraalInternalError.shouldNotReachHere();
fb7b39f07232 Embed compressed constants when possible and use more efficient patterns for encoding
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 13313
diff changeset
435 }
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
436 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
437
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
438 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
439 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
440 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
441 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
442 } else {
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
443 return kind;
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
444 }
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
445 }
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
446
15104
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
447 public void emitPushInterpreterFrame(Value frameSize, Value framePc, Value senderSp, Value initialInfo) {
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
448 Variable frameSizeVariable = load(frameSize);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
449 Variable framePcVariable = load(framePc);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
450 Variable senderSpVariable = load(senderSp);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
451 Variable initialInfoVariable = load(initialInfo);
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
452 append(new AMD64HotSpotPushInterpreterFrameOp(frameSizeVariable, framePcVariable, senderSpVariable, initialInfoVariable));
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
453 }
ed29f7ff71eb add DeoptimizationStub
twisti
parents: 15058
diff changeset
454
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
455 @Override
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
456 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
457 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
458 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
459 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
460 return result;
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
461 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
462
17314
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
463 /**
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
464 * 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
465 * 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
466 *
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
467 * @param c The constant to check.
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
468 * @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
469 * register.
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
470 */
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
471 protected boolean canStoreConstant(Constant c) {
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
472 // 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
473 switch (c.getKind()) {
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
474 case Long:
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
475 return Util.isInt(c.asLong()) && !getCodeCache().needsDataPatch(c);
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
476 case Double:
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
477 return false;
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
478 case Object:
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
479 return c.isNull();
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
480 default:
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
481 return true;
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
482 }
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
483 }
3b6759c384a9 Introduce emitLoadConstant in LIRGeneratorTool.
Roland Schatz <roland.schatz@oracle.com>
parents: 16785
diff changeset
484
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
485 @Override
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
486 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
487 AMD64AddressValue storeAddress = asAddressValue(address);
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
488 if (isConstant(inputVal)) {
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
489 Constant c = asConstant(inputVal);
15947
3eedf7a653ea Remove unused oop compression code from backends.
Roland Schatz <roland.schatz@oracle.com>
parents: 15926
diff changeset
490 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
491 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
492 return;
9885
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
493 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
494 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
495 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
496 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
497 }
ed86945795d5 Add Compressed Oops support in LIR
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 9768
diff changeset
498
14943
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
499 @Override
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
500 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
501 LIRKind inputKind = pointer.getLIRKind();
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
502 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
503 if (inputKind.isReference(0)) {
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
504 // oop
16116
9e5a323e0a1e Remove hotspot specific NarrowOop kind, use LIRKind.reference(Kind.Int) instead.
Roland Schatz <roland.schatz@oracle.com>
parents: 16104
diff changeset
505 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
506 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
507 return result;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
508 } else {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
509 // metaspace pointer
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
510 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
511 AllocatableValue base = Value.ILLEGAL;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
512 if (encoding.base != 0) {
15909
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
513 base = emitMove(Constant.forLong(encoding.base));
15023
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
514 }
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
515 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
516 return result;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
517 }
14943
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
518 }
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
519
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
520 @Override
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
521 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
522 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
523 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
524 if (inputKind.isReference(0)) {
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
525 // oop
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
526 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
527 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
528 return result;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
529 } else {
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
530 // metaspace pointer
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
531 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
532 AllocatableValue base = Value.ILLEGAL;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
533 if (encoding.base != 0) {
15909
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
534 base = emitMove(Constant.forLong(encoding.base));
15023
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
535 }
15058
895e9ecedfe8 Fix code generation for compressed metaspace pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15024
diff changeset
536 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
537 return result;
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
538 }
14943
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
539 }
e5a55d280f24 Floating nodes for compressing and uncompressing pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 14921
diff changeset
540
14945
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
541 @Override
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
542 protected AMD64LIRInstruction createMove(AllocatableValue dst, Value src) {
15909
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
543 if (src instanceof Constant) {
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
544 return new AMD64HotSpotMove.HotSpotLoadConstantOp(dst, (Constant) src);
14945
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
545 } else {
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
546 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
547 }
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
548 }
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14943
diff changeset
549
15024
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
550 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
551 LIRKind kind = newValue.getLIRKind();
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
552 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
553 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
554
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
555 AMD64AddressValue addressValue = asAddressValue(address);
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
556 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
557 emitMove(raxRes, expectedValue);
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
558 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
559
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 16083
diff changeset
560 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
561 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
562 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
563 return result;
2ee777221036 Use high level CompressionNode in lowering of CompareAndSwapNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 15023
diff changeset
564 }
15251
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
565
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
566 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
567 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
568 Kind memKind = (Kind) kind.getPlatformKind();
15251
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
569 Variable result = newVariable(kind);
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
570 AMD64AddressValue addressValue = asAddressValue(address);
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
571 append(new AMD64Move.AtomicReadAndAddOp(memKind, result, addressValue, asAllocatable(delta)));
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
572 return result;
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
573 }
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
574
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
575 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
576 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
577 Kind memKind = (Kind) kind.getPlatformKind();
15251
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
578 Variable result = newVariable(kind);
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
579 AMD64AddressValue addressValue = asAddressValue(address);
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
580 append(new AMD64Move.AtomicReadAndWriteOp(memKind, result, addressValue, asAllocatable(newValue)));
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
581 return result;
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
582 }
de1d50c121cd Unsafe.getAndAdd/Set method substitutions
twisti
parents: 15200
diff changeset
583
15554
cf994cc23b54 Move emitNullCheck from NodeLIRBuilderTool to LIRGeneratorTool.
Josef Eisl <josef.eisl@jku.at>
parents: 15456
diff changeset
584 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
585 if (address.getLIRKind().getPlatformKind() == Kind.Int) {
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
586 CompressEncoding encoding = config.getOopEncoding();
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
587 if (encoding.shift <= 3) {
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
588 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
589 append(new AMD64HotSpotMove.CompressedNullCheckOp(uncompressionAddress, state));
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
590 } else {
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
591 Value uncompress = emitUncompress(address, encoding, false);
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
592 append(new AMD64Move.NullCheckOp(load(uncompress), state));
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
593 }
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
594 } else {
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
595 assert address.getKind() == Kind.Object : address + " - " + address.getKind() + " not an object!";
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
596 append(new AMD64Move.NullCheckOp(load(address), state));
56bcde831179 support for compressed inputs to NullCheckNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16116
diff changeset
597 }
15554
cf994cc23b54 Move emitNullCheck from NodeLIRBuilderTool to LIRGeneratorTool.
Josef Eisl <josef.eisl@jku.at>
parents: 15456
diff changeset
598 }
15909
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
599
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
600 @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
601 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
602 if (right instanceof HotSpotConstant) {
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
603 append(new AMD64HotSpotCompare.HotSpotCompareConstantOp(left, (Constant) right));
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
604 } else {
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
605 super.emitCompareOp(cmpKind, left, right);
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
606 }
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
607 }
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
608
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
609 @Override
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
610 protected void emitCompareMemoryConOp(Kind kind, AMD64AddressValue address, Constant value, LIRFrameState state) {
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
611 if (value instanceof HotSpotConstant) {
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
612 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
613 } else {
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
614 super.emitCompareMemoryConOp(kind, address, value, state);
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
615 }
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
616 }
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
617
79a0d9065849 Support direct comparison of compressed pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15909
diff changeset
618 @Override
15909
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
619 public boolean canInlineConstant(Constant c) {
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
620 if (HotSpotCompressedNullConstant.COMPRESSED_NULL.equals(c)) {
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
621 return true;
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
622 } else if (c instanceof HotSpotObjectConstant) {
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
623 return HotSpotObjectConstant.isCompressed(c);
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
624 } else {
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
625 return super.canInlineConstant(c);
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
626 }
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15554
diff changeset
627 }
8303
bb9fba66b6ef refactored HotSpotAMD64LIRGenerator into its own file
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
628 }