Mercurial > hg > truffle
comparison src/cpu/zero/vm/sharkFrame_zero.hpp @ 1010:354d3184f6b2
6890308: integrate zero assembler hotspot changes
Reviewed-by: never
Contributed-by: gbenson@redhat.com
author | never |
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date | Tue, 13 Oct 2009 12:04:21 -0700 |
parents | |
children | 8e7adf982378 |
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1009:03b336640699 | 1010:354d3184f6b2 |
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1 /* | |
2 * Copyright 2003-2007 Sun Microsystems, Inc. All Rights Reserved. | |
3 * Copyright 2008 Red Hat, Inc. | |
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
5 * | |
6 * This code is free software; you can redistribute it and/or modify it | |
7 * under the terms of the GNU General Public License version 2 only, as | |
8 * published by the Free Software Foundation. | |
9 * | |
10 * This code is distributed in the hope that it will be useful, but WITHOUT | |
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
13 * version 2 for more details (a copy is included in the LICENSE file that | |
14 * accompanied this code). | |
15 * | |
16 * You should have received a copy of the GNU General Public License version | |
17 * 2 along with this work; if not, write to the Free Software Foundation, | |
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
19 * | |
20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
21 * CA 95054 USA or visit www.sun.com if you need additional information or | |
22 * have any questions. | |
23 * | |
24 */ | |
25 | |
26 // | ... | | |
27 // +--------------------+ ------------------ | |
28 // | stack slot n-1 | low addresses | |
29 // | ... | | |
30 // | stack slot 0 | | |
31 // | monitor m-1 | | |
32 // | ... | | |
33 // | monitor 0 | | |
34 // | oop_tmp | | |
35 // | method | | |
36 // | unextended_sp | | |
37 // | pc | | |
38 // | frame_type | | |
39 // | next_frame | high addresses | |
40 // +--------------------+ ------------------ | |
41 // | ... | | |
42 | |
43 class SharkFrame : public ZeroFrame { | |
44 friend class SharkFunction; | |
45 | |
46 private: | |
47 SharkFrame() : ZeroFrame() { | |
48 ShouldNotCallThis(); | |
49 } | |
50 | |
51 protected: | |
52 enum Layout { | |
53 pc_off = jf_header_words, | |
54 unextended_sp_off, | |
55 method_off, | |
56 oop_tmp_off, | |
57 header_words | |
58 }; | |
59 | |
60 public: | |
61 address pc() const { | |
62 return (address) value_of_word(pc_off); | |
63 } | |
64 | |
65 intptr_t* unextended_sp() const { | |
66 return (intptr_t *) value_of_word(unextended_sp_off); | |
67 } | |
68 | |
69 methodOop method() const { | |
70 return (methodOop) value_of_word(method_off); | |
71 } | |
72 | |
73 public: | |
74 void identify_word(int frame_index, | |
75 int offset, | |
76 char* fieldbuf, | |
77 char* valuebuf, | |
78 int buflen) const; | |
79 }; |