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comparison src/cpu/zero/vm/frame_zero.inline.hpp @ 1010:354d3184f6b2

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6890308: integrate zero assembler hotspot changes Reviewed-by: never Contributed-by: gbenson@redhat.com
author never
date Tue, 13 Oct 2009 12:04:21 -0700
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children 0c5b3cf3c1f5
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1009:03b336640699 1010:354d3184f6b2
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 }