|
4013
|
1 |
/*
|
|
|
2 |
* Copyright 2003-2007 Sun Microsystems, Inc. All Rights Reserved.
|
|
|
3 |
* Copyright 2007, 2008, 2009 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 |
// Constructors
|
|
|
27 |
|
|
|
28 |
inline frame::frame() {
|
|
|
29 |
_sp = NULL;
|
|
|
30 |
_fp = NULL;
|
|
|
31 |
_pc = NULL;
|
|
|
32 |
_cb = NULL;
|
|
|
33 |
_deopt_state = unknown;
|
|
|
34 |
}
|
|
|
35 |
|
|
|
36 |
inline frame::frame(intptr_t* sp, intptr_t* fp) {
|
|
|
37 |
_sp = sp;
|
|
|
38 |
_fp = fp;
|
|
|
39 |
switch (zeroframe()->type()) {
|
|
|
40 |
case ZeroFrame::ENTRY_FRAME:
|
|
|
41 |
_pc = StubRoutines::call_stub_return_pc();
|
|
|
42 |
_cb = NULL;
|
|
|
43 |
break;
|
|
|
44 |
|
|
|
45 |
case ZeroFrame::INTERPRETER_FRAME:
|
|
|
46 |
_pc = NULL;
|
|
|
47 |
_cb = NULL;
|
|
|
48 |
break;
|
|
|
49 |
|
|
|
50 |
case ZeroFrame::SHARK_FRAME:
|
|
|
51 |
_pc = zero_sharkframe()->pc();
|
|
|
52 |
_cb = CodeCache::find_blob_unsafe(pc());
|
|
|
53 |
break;
|
|
|
54 |
|
|
|
55 |
case ZeroFrame::FAKE_STUB_FRAME:
|
|
|
56 |
_pc = NULL;
|
|
|
57 |
_cb = NULL;
|
|
|
58 |
break;
|
|
|
59 |
|
|
|
60 |
default:
|
|
|
61 |
ShouldNotReachHere();
|
|
|
62 |
}
|
|
|
63 |
_deopt_state = not_deoptimized;
|
|
|
64 |
}
|
|
|
65 |
|
|
|
66 |
// Accessors
|
|
|
67 |
|
|
|
68 |
inline intptr_t* frame::sender_sp() const {
|
|
|
69 |
return (intptr_t *) zeroframe()->next();
|
|
|
70 |
}
|
|
|
71 |
|
|
|
72 |
inline intptr_t* frame::link() const {
|
|
|
73 |
ShouldNotCallThis();
|
|
|
74 |
}
|
|
|
75 |
|
|
|
76 |
#ifdef CC_INTERP
|
|
|
77 |
inline interpreterState frame::get_interpreterState() const {
|
|
|
78 |
return zero_interpreterframe()->interpreter_state();
|
|
|
79 |
}
|
|
|
80 |
|
|
|
81 |
inline intptr_t** frame::interpreter_frame_locals_addr() const {
|
|
|
82 |
return &(get_interpreterState()->_locals);
|
|
|
83 |
}
|
|
|
84 |
|
|
|
85 |
inline intptr_t* frame::interpreter_frame_bcx_addr() const {
|
|
|
86 |
return (intptr_t*) &(get_interpreterState()->_bcp);
|
|
|
87 |
}
|
|
|
88 |
|
|
|
89 |
inline constantPoolCacheOop* frame::interpreter_frame_cache_addr() const {
|
|
|
90 |
return &(get_interpreterState()->_constants);
|
|
|
91 |
}
|
|
|
92 |
|
|
|
93 |
inline methodOop* frame::interpreter_frame_method_addr() const {
|
|
|
94 |
return &(get_interpreterState()->_method);
|
|
|
95 |
}
|
|
|
96 |
|
|
|
97 |
inline intptr_t* frame::interpreter_frame_mdx_addr() const {
|
|
|
98 |
return (intptr_t*) &(get_interpreterState()->_mdx);
|
|
|
99 |
}
|
|
|
100 |
|
|
|
101 |
inline intptr_t* frame::interpreter_frame_tos_address() const {
|
|
|
102 |
return get_interpreterState()->_stack + 1;
|
|
|
103 |
}
|
|
|
104 |
#endif // CC_INTERP
|
|
|
105 |
|
|
|
106 |
inline int frame::interpreter_frame_monitor_size() {
|
|
|
107 |
return BasicObjectLock::size();
|
|
|
108 |
}
|
|
|
109 |
|
|
|
110 |
inline intptr_t* frame::interpreter_frame_expression_stack() const {
|
|
|
111 |
intptr_t* monitor_end = (intptr_t*) interpreter_frame_monitor_end();
|
|
|
112 |
return monitor_end - 1;
|
|
|
113 |
}
|
|
|
114 |
|
|
|
115 |
inline jint frame::interpreter_frame_expression_stack_direction() {
|
|
|
116 |
return -1;
|
|
|
117 |
}
|
|
|
118 |
|
|
|
119 |
// Return a unique id for this frame. The id must have a value where
|
|
|
120 |
// we can distinguish identity and younger/older relationship. NULL
|
|
|
121 |
// represents an invalid (incomparable) frame.
|
|
|
122 |
inline intptr_t* frame::id() const {
|
|
|
123 |
return sp();
|
|
|
124 |
}
|
|
|
125 |
|
|
|
126 |
inline JavaCallWrapper* frame::entry_frame_call_wrapper() const {
|
|
|
127 |
return zero_entryframe()->call_wrapper();
|
|
|
128 |
}
|
|
|
129 |
|
|
|
130 |
inline void frame::set_saved_oop_result(RegisterMap* map, oop obj) {
|
|
|
131 |
ShouldNotCallThis();
|
|
|
132 |
}
|
|
|
133 |
|
|
|
134 |
inline oop frame::saved_oop_result(RegisterMap* map) const {
|
|
|
135 |
ShouldNotCallThis();
|
|
|
136 |
}
|
|
|
137 |
|
|
|
138 |
inline bool frame::is_older(intptr_t* id) const {
|
|
|
139 |
ShouldNotCallThis();
|
|
|
140 |
}
|
|
|
141 |
|
|
|
142 |
inline intptr_t* frame::entry_frame_argument_at(int offset) const {
|
|
|
143 |
ShouldNotCallThis();
|
|
|
144 |
}
|
|
|
145 |
|
|
|
146 |
inline intptr_t* frame::unextended_sp() const {
|
|
|
147 |
if (zeroframe()->is_shark_frame())
|
|
|
148 |
return zero_sharkframe()->unextended_sp();
|
|
|
149 |
else
|
|
|
150 |
return (intptr_t *) -1;
|
|
|
151 |
}
|