1 /*
2 * Copyright (c) 2003, 2007, Oracle and/or its affiliates. All rights reserved.
3 * Copyright 2008, 2010 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 *
24 */
25
26 #ifdef CC_INTERP
27 // | ... |
28 // +--------------------+ ------------------
29 // | stack slot n-1 | low addresses
30 // | ... |
31 // | stack slot 0 |
32 // | monitor 0 (maybe) |
33 // | ... |
34 // | interpreter state |
35 // | ... |
36 // | frame_type |
37 // | next_frame | high addresses
38 // +--------------------+ ------------------
39 // | ... |
40
41 class InterpreterFrame : public ZeroFrame {
42 friend class AbstractInterpreter;
43
44 private:
45 InterpreterFrame() : ZeroFrame() {
54 header_words
55 };
56
57 public:
58 static InterpreterFrame *build(const methodOop method, TRAPS);
59 static InterpreterFrame *build(int size, TRAPS);
60
61 public:
62 interpreterState interpreter_state() const {
63 return (interpreterState) addr_of_word(istate_off);
64 }
65
66 public:
67 void identify_word(int frame_index,
68 int offset,
69 char* fieldbuf,
70 char* valuebuf,
71 int buflen) const;
72 };
73 #endif // CC_INTERP
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1 /*
2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
3 * Copyright 2008, 2010 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 *
24 */
25
26 #ifndef CPU_ZERO_VM_INTERPRETERFRAME_ZERO_HPP
27 #define CPU_ZERO_VM_INTERPRETERFRAME_ZERO_HPP
28
29 #include "interpreter/bytecodeInterpreter.hpp"
30 #include "oops/methodOop.hpp"
31 #include "runtime/thread.hpp"
32 #include "stack_zero.hpp"
33
34 #ifdef CC_INTERP
35 // | ... |
36 // +--------------------+ ------------------
37 // | stack slot n-1 | low addresses
38 // | ... |
39 // | stack slot 0 |
40 // | monitor 0 (maybe) |
41 // | ... |
42 // | interpreter state |
43 // | ... |
44 // | frame_type |
45 // | next_frame | high addresses
46 // +--------------------+ ------------------
47 // | ... |
48
49 class InterpreterFrame : public ZeroFrame {
50 friend class AbstractInterpreter;
51
52 private:
53 InterpreterFrame() : ZeroFrame() {
62 header_words
63 };
64
65 public:
66 static InterpreterFrame *build(const methodOop method, TRAPS);
67 static InterpreterFrame *build(int size, TRAPS);
68
69 public:
70 interpreterState interpreter_state() const {
71 return (interpreterState) addr_of_word(istate_off);
72 }
73
74 public:
75 void identify_word(int frame_index,
76 int offset,
77 char* fieldbuf,
78 char* valuebuf,
79 int buflen) const;
80 };
81 #endif // CC_INTERP
82
83 #endif // CPU_ZERO_VM_INTERPRETERFRAME_ZERO_HPP
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