Mercurial > hg > graal-jvmci-8
annotate jvmci/jdk.vm.ci.code/src/jdk/vm/ci/code/StackLockValue.java @ 22672:1bbd4a7c274b
Rename jdk.internal.jvmci to jdk.vm.ci
| author | Tom Rodriguez <tom.rodriguez@oracle.com> |
|---|---|
| date | Thu, 08 Oct 2015 17:28:41 -0700 |
| parents | jvmci/jdk.internal.jvmci.code/src/jdk/internal/jvmci/code/StackLockValue.java@ec96f33a101d |
| children | f48b657b550d |
| rev | line source |
|---|---|
| 22054 | 1 /* |
| 2 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 20 * or visit www.oracle.com if you need additional information or have any | |
| 21 * questions. | |
| 22 */ | |
|
22672
1bbd4a7c274b
Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22569
diff
changeset
|
23 package jdk.vm.ci.code; |
| 22054 | 24 |
|
22672
1bbd4a7c274b
Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22569
diff
changeset
|
25 import static jdk.vm.ci.code.ValueUtil.isStackSlot; |
|
1bbd4a7c274b
Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22569
diff
changeset
|
26 import static jdk.vm.ci.code.ValueUtil.isVirtualStackSlot; |
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1bbd4a7c274b
Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22569
diff
changeset
|
27 import jdk.vm.ci.meta.JavaValue; |
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1bbd4a7c274b
Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22569
diff
changeset
|
28 import jdk.vm.ci.meta.Value; |
| 22054 | 29 |
| 30 /** | |
| 31 * Represents lock information in the debug information. | |
| 32 */ | |
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22478
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Explicitly store slot kinds in DebugInfo.
Roland Schatz <roland.schatz@oracle.com>
parents:
22054
diff
changeset
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33 public final class StackLockValue implements JavaValue { |
| 22054 | 34 |
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Explicitly store slot kinds in DebugInfo.
Roland Schatz <roland.schatz@oracle.com>
parents:
22054
diff
changeset
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35 private JavaValue owner; |
| 22054 | 36 private StackSlotValue slot; |
| 37 private final boolean eliminated; | |
| 38 | |
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22478
822922922f3c
Explicitly store slot kinds in DebugInfo.
Roland Schatz <roland.schatz@oracle.com>
parents:
22054
diff
changeset
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39 public StackLockValue(JavaValue object, StackSlotValue slot, boolean eliminated) { |
| 22054 | 40 this.owner = object; |
| 41 this.slot = slot; | |
| 42 this.eliminated = eliminated; | |
| 43 } | |
| 44 | |
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22478
822922922f3c
Explicitly store slot kinds in DebugInfo.
Roland Schatz <roland.schatz@oracle.com>
parents:
22054
diff
changeset
|
45 public JavaValue getOwner() { |
| 22054 | 46 return owner; |
| 47 } | |
| 48 | |
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22478
822922922f3c
Explicitly store slot kinds in DebugInfo.
Roland Schatz <roland.schatz@oracle.com>
parents:
22054
diff
changeset
|
49 public void setOwner(JavaValue newOwner) { |
| 22054 | 50 this.owner = newOwner; |
| 51 } | |
| 52 | |
| 53 public Value getSlot() { | |
| 54 return slot; | |
| 55 } | |
| 56 | |
| 57 public boolean isEliminated() { | |
| 58 return eliminated; | |
| 59 } | |
| 60 | |
| 61 @Override | |
| 62 public String toString() { | |
| 63 return "monitor[" + owner + (slot != null ? ", " + slot : "") + (eliminated ? ", eliminated" : "") + "]"; | |
| 64 } | |
| 65 | |
| 66 @Override | |
| 67 public int hashCode() { | |
| 68 final int prime = 43; | |
| 69 int result = super.hashCode(); | |
| 70 result = prime * result + (eliminated ? 1231 : 1237); | |
| 71 result = prime * result + owner.hashCode(); | |
| 72 result = prime * result + slot.hashCode(); | |
| 73 return result; | |
| 74 } | |
| 75 | |
| 76 @Override | |
| 77 public boolean equals(Object obj) { | |
| 78 if (obj instanceof StackLockValue) { | |
| 79 StackLockValue other = (StackLockValue) obj; | |
| 80 return super.equals(obj) && eliminated == other.eliminated && owner.equals(other.owner) && slot.equals(other.slot); | |
| 81 } | |
| 82 return false; | |
| 83 } | |
| 84 | |
| 85 public void setSlot(StackSlotValue stackSlot) { | |
| 86 assert slot == null || (isVirtualStackSlot(slot) && (slot.equals(stackSlot) || isStackSlot(stackSlot))) : String.format("Can not set slot for %s to %s", this, stackSlot); | |
| 87 slot = stackSlot; | |
| 88 } | |
| 89 } |