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comparison agent/src/share/classes/sun/jvm/hotspot/debugger/win32/coff/COFFLineNumber.java @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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1 /*
2 * Copyright 2000 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 package sun.jvm.hotspot.debugger.win32.coff;
26
27 /** Describes a COFF line number. (Some of the descriptions are taken
28 directly from Microsoft's documentation and are copyrighted by
29 Microsoft.) */
30
31 public interface COFFLineNumber {
32 /** <P> Union of two fields: Symbol Table Index and RVA. Whether
33 Symbol Table Index or RVA is used depends on the value of
34 getLineNumber(). </P>
35
36 <P> SymbolTableIndex is used when getLineNumber() is 0: index to
37 symbol table entry for a function. This format is used to
38 indicate the function that a group of line-number records refer
39 to. </P>
40
41 <P> VirtualAddress is used when LineNumber is non-zero: relative
42 virtual address of the executable code that corresponds to the
43 source line indicated. In an object file, this contains the
44 virtual address within the section. </P> */
45 public int getType();
46
47 /** When nonzero, this field specifies a one-based line number. When
48 zero, the Type field is interpreted as a Symbol Table Index for
49 a function. */
50 public short getLineNumber();
51 }