Mercurial > hg > truffle
comparison src/share/vm/code/pcDesc.cpp @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | 72088be4b386 |
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-1:000000000000 | 0:a61af66fc99e |
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1 /* | |
2 * Copyright 1997-2005 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 # include "incls/_precompiled.incl" | |
26 # include "incls/_pcDesc.cpp.incl" | |
27 | |
28 PcDesc::PcDesc(int pc_offset, int scope_decode_offset, int obj_decode_offset) { | |
29 _pc_offset = pc_offset; | |
30 _scope_decode_offset = scope_decode_offset; | |
31 _obj_decode_offset = obj_decode_offset; | |
32 } | |
33 | |
34 address PcDesc::real_pc(const nmethod* code) const { | |
35 return code->instructions_begin() + pc_offset(); | |
36 } | |
37 | |
38 void PcDesc::print(nmethod* code) { | |
39 #ifndef PRODUCT | |
40 ResourceMark rm; | |
41 tty->print_cr("PcDesc(pc=0x%lx offset=%x):", real_pc(code), pc_offset()); | |
42 | |
43 if (scope_decode_offset() == DebugInformationRecorder::serialized_null) { | |
44 return; | |
45 } | |
46 | |
47 for (ScopeDesc* sd = code->scope_desc_at(real_pc(code)); | |
48 sd != NULL; | |
49 sd = sd->sender()) { | |
50 tty->print(" "); | |
51 sd->method()->print_short_name(tty); | |
52 tty->print(" @%d", sd->bci()); | |
53 tty->cr(); | |
54 } | |
55 #endif | |
56 } | |
57 | |
58 bool PcDesc::verify(nmethod* code) { | |
59 //Unimplemented(); | |
60 return true; | |
61 } |