Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/interpreter/MaskFillerForNative.java @ 2177:3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
Summary: move symbols from permgen into C heap and reference count them
Reviewed-by: never, acorn, jmasa, stefank
| author | coleenp |
|---|---|
| date | Thu, 27 Jan 2011 16:11:27 -0800 |
| parents | c18cbe5936b8 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 25 package sun.jvm.hotspot.interpreter; | |
| 26 | |
| 27 import sun.jvm.hotspot.oops.*; | |
| 28 import sun.jvm.hotspot.runtime.*; | |
| 29 import sun.jvm.hotspot.utilities.*; | |
| 30 | |
| 31 /** Helper class for computing oop maps for native methods */ | |
| 32 | |
| 33 class MaskFillerForNative extends NativeSignatureIterator { | |
| 34 MaskFillerForNative(Method method, BitMap mask, int maskSize) { | |
| 35 super(method); | |
| 36 this.mask = mask; | |
| 37 this.size = maskSize; | |
| 38 } | |
| 39 | |
| 40 public void passInt() { /* ignore */ } | |
| 41 public void passLong() { /* ignore */ } | |
| 42 public void passFloat() { /* ignore */ } | |
| 43 public void passDouble() { /* ignore */ } | |
| 44 public void passObject() { mask.atPut(offset(), true); } | |
| 45 | |
| 46 public void generate() { | |
| 47 super.iterate(); | |
| 48 } | |
| 49 | |
| 50 //---------------------------------------------------------------------- | |
| 51 // Internals only below this point | |
| 52 // | |
| 53 private BitMap mask; | |
| 54 private int size; | |
| 55 } |