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annotate agent/src/share/classes/sun/jvm/hotspot/debugger/JVMDebugger.java @ 113:ba764ed4b6f2

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6420645: Create a vm that uses compressed oops for up to 32gb heapsizes Summary: Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
author coleenp
date Sun, 13 Apr 2008 17:43:42 -0400
parents a61af66fc99e
children d1605aabd0a1
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1 /*
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2 * Copyright 2000 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 package sun.jvm.hotspot.debugger;
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26
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27 /** An extension of the Debugger interface which can be configured
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28 with Java type sizes to allow the sizes of primitive Java types to
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29 be read from the remote JVM. */
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30
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31 public interface JVMDebugger extends Debugger {
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32 /** This intent is that this can be called late in the bootstrapping
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33 sequence, after which the debugger can handle reading of Java
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34 primitive types, and thereby implement the Java functionality in
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35 class Address. FIXME: consider adding oop size here as well and
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36 removing it from the MachineDescription. */
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37 public void configureJavaPrimitiveTypeSizes(long jbooleanSize,
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38 long jbyteSize,
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39 long jcharSize,
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40 long jdoubleSize,
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41 long jfloatSize,
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42 long jintSize,
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43 long jlongSize,
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44 long jshortSize);
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ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
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45 public void putHeapConst(long heapBase, long heapOopSize, long logMinObjAlignment);
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46 }