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443728bb | 1 | /* Backward compatibility unwind routines. |
748086b7 | 2 | Copyright (C) 2004, 2005, 2006, 2009 |
443728bb L |
3 | Free Software Foundation, Inc. |
4 | ||
5 | This file is part of GCC. | |
6 | ||
7 | GCC is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU General Public License as published by | |
748086b7 | 9 | the Free Software Foundation; either version 3, or (at your option) |
443728bb L |
10 | any later version. |
11 | ||
443728bb L |
12 | GCC is distributed in the hope that it will be useful, but WITHOUT |
13 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
14 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
15 | License for more details. | |
16 | ||
748086b7 JJ |
17 | Under Section 7 of GPL version 3, you are granted additional |
18 | permissions described in the GCC Runtime Library Exception, version | |
19 | 3.1, as published by the Free Software Foundation. | |
20 | ||
21 | You should have received a copy of the GNU General Public License and | |
22 | a copy of the GCC Runtime Library Exception along with this program; | |
23 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
24 | <http://www.gnu.org/licenses/>. */ | |
443728bb L |
25 | |
26 | #if defined (USE_GAS_SYMVER) && defined (USE_LIBUNWIND_EXCEPTIONS) | |
7a774cac JB |
27 | #include "tconfig.h" |
28 | #include "tsystem.h" | |
443728bb L |
29 | #include "unwind.h" |
30 | #include "unwind-dw2-fde.h" | |
31 | #include "unwind-compat.h" | |
32 | ||
33 | extern _Unwind_Reason_Code __libunwind_Unwind_Backtrace | |
34 | (_Unwind_Trace_Fn, void *); | |
35 | ||
56e449d3 | 36 | _Unwind_Reason_Code LIBGCC2_UNWIND_ATTRIBUTE |
443728bb L |
37 | _Unwind_Backtrace (_Unwind_Trace_Fn trace, void *trace_argument) |
38 | { | |
39 | return __libunwind_Unwind_Backtrace (trace, trace_argument); | |
40 | } | |
41 | symver (_Unwind_Backtrace, GCC_3.3); | |
42 | ||
43 | extern void __libunwind_Unwind_DeleteException | |
44 | (struct _Unwind_Exception *); | |
45 | ||
46 | void | |
47 | _Unwind_DeleteException (struct _Unwind_Exception *exc) | |
48 | { | |
49 | return __libunwind_Unwind_DeleteException (exc); | |
50 | } | |
51 | symver (_Unwind_DeleteException, GCC_3.0); | |
52 | ||
53 | extern void * __libunwind_Unwind_FindEnclosingFunction (void *); | |
54 | ||
55 | void * | |
56 | _Unwind_FindEnclosingFunction (void *pc) | |
57 | { | |
58 | return __libunwind_Unwind_FindEnclosingFunction (pc); | |
59 | } | |
60 | symver (_Unwind_FindEnclosingFunction, GCC_3.3); | |
61 | ||
62 | extern _Unwind_Reason_Code __libunwind_Unwind_ForcedUnwind | |
63 | (struct _Unwind_Exception *, _Unwind_Stop_Fn, void *); | |
64 | ||
56e449d3 | 65 | _Unwind_Reason_Code LIBGCC2_UNWIND_ATTRIBUTE |
443728bb L |
66 | _Unwind_ForcedUnwind (struct _Unwind_Exception *exc, |
67 | _Unwind_Stop_Fn stop, void * stop_argument) | |
68 | { | |
69 | return __libunwind_Unwind_ForcedUnwind (exc, stop, stop_argument); | |
70 | } | |
71 | symver (_Unwind_ForcedUnwind, GCC_3.0); | |
72 | ||
73 | extern _Unwind_Word __libunwind_Unwind_GetCFA | |
74 | (struct _Unwind_Context *); | |
75 | ||
76 | _Unwind_Word | |
77 | _Unwind_GetCFA (struct _Unwind_Context *context) | |
78 | { | |
79 | return __libunwind_Unwind_GetCFA (context); | |
80 | } | |
81 | symver (_Unwind_GetCFA, GCC_3.3); | |
82 | ||
83 | #ifdef __ia64__ | |
84 | extern _Unwind_Word __libunwind_Unwind_GetBSP | |
85 | (struct _Unwind_Context *); | |
86 | ||
87 | _Unwind_Word | |
88 | _Unwind_GetBSP (struct _Unwind_Context * context) | |
89 | { | |
90 | return __libunwind_Unwind_GetBSP (context); | |
91 | } | |
92 | symver (_Unwind_GetBSP, GCC_3.3.2); | |
93 | #else | |
94 | extern _Unwind_Ptr __libunwind_Unwind_GetDataRelBase | |
95 | (struct _Unwind_Context *); | |
96 | ||
97 | _Unwind_Ptr | |
98 | _Unwind_GetDataRelBase (struct _Unwind_Context *context) | |
99 | { | |
100 | return __libunwind_Unwind_GetDataRelBase (context); | |
101 | } | |
102 | symver (_Unwind_GetDataRelBase, GCC_3.0); | |
103 | ||
104 | extern _Unwind_Ptr __libunwind_Unwind_GetTextRelBase | |
105 | (struct _Unwind_Context *); | |
106 | ||
107 | _Unwind_Ptr | |
108 | _Unwind_GetTextRelBase (struct _Unwind_Context *context) | |
109 | { | |
110 | return __libunwind_Unwind_GetTextRelBase (context); | |
111 | } | |
112 | symver (_Unwind_GetTextRelBase, GCC_3.0); | |
113 | #endif | |
114 | ||
115 | extern _Unwind_Word __libunwind_Unwind_GetGR | |
116 | (struct _Unwind_Context *, int ); | |
117 | ||
118 | _Unwind_Word | |
119 | _Unwind_GetGR (struct _Unwind_Context *context, int index) | |
120 | { | |
121 | return __libunwind_Unwind_GetGR (context, index); | |
122 | } | |
123 | symver (_Unwind_GetGR, GCC_3.0); | |
124 | ||
125 | extern _Unwind_Ptr __libunwind_Unwind_GetIP (struct _Unwind_Context *); | |
126 | ||
127 | _Unwind_Ptr | |
128 | _Unwind_GetIP (struct _Unwind_Context *context) | |
129 | { | |
130 | return __libunwind_Unwind_GetIP (context); | |
131 | } | |
132 | symver (_Unwind_GetIP, GCC_3.0); | |
133 | ||
754e45a8 JJ |
134 | _Unwind_Ptr |
135 | _Unwind_GetIPInfo (struct _Unwind_Context *context, int *ip_before_insn) | |
136 | { | |
137 | *ip_before_insn = 0; | |
138 | return __libunwind_Unwind_GetIP (context); | |
139 | } | |
140 | ||
443728bb L |
141 | extern void *__libunwind_Unwind_GetLanguageSpecificData |
142 | (struct _Unwind_Context *); | |
143 | ||
144 | void * | |
145 | _Unwind_GetLanguageSpecificData (struct _Unwind_Context *context) | |
146 | { | |
147 | return __libunwind_Unwind_GetLanguageSpecificData (context); | |
148 | } | |
149 | symver (_Unwind_GetLanguageSpecificData, GCC_3.0); | |
150 | ||
151 | extern _Unwind_Ptr __libunwind_Unwind_GetRegionStart | |
152 | (struct _Unwind_Context *); | |
153 | ||
154 | _Unwind_Ptr | |
155 | _Unwind_GetRegionStart (struct _Unwind_Context *context) | |
156 | { | |
157 | return __libunwind_Unwind_GetRegionStart (context); | |
158 | } | |
159 | symver (_Unwind_GetRegionStart, GCC_3.0); | |
160 | ||
161 | extern _Unwind_Reason_Code __libunwind_Unwind_RaiseException | |
162 | (struct _Unwind_Exception *); | |
163 | ||
56e449d3 | 164 | _Unwind_Reason_Code LIBGCC2_UNWIND_ATTRIBUTE |
443728bb L |
165 | _Unwind_RaiseException(struct _Unwind_Exception *exc) |
166 | { | |
167 | return __libunwind_Unwind_RaiseException (exc); | |
168 | } | |
169 | symver (_Unwind_RaiseException, GCC_3.0); | |
170 | ||
171 | extern void __libunwind_Unwind_Resume (struct _Unwind_Exception *); | |
172 | ||
56e449d3 | 173 | void LIBGCC2_UNWIND_ATTRIBUTE |
443728bb L |
174 | _Unwind_Resume (struct _Unwind_Exception *exc) |
175 | { | |
176 | __libunwind_Unwind_Resume (exc); | |
177 | } | |
178 | symver (_Unwind_Resume, GCC_3.0); | |
179 | ||
180 | extern _Unwind_Reason_Code __libunwind_Unwind_Resume_or_Rethrow | |
181 | (struct _Unwind_Exception *); | |
182 | ||
56e449d3 | 183 | _Unwind_Reason_Code LIBGCC2_UNWIND_ATTRIBUTE |
443728bb L |
184 | _Unwind_Resume_or_Rethrow (struct _Unwind_Exception *exc) |
185 | { | |
186 | return __libunwind_Unwind_Resume_or_Rethrow (exc); | |
187 | } | |
188 | symver (_Unwind_Resume_or_Rethrow, GCC_3.3); | |
189 | ||
190 | extern void __libunwind_Unwind_SetGR | |
191 | (struct _Unwind_Context *, int, _Unwind_Word); | |
192 | ||
193 | void | |
194 | _Unwind_SetGR (struct _Unwind_Context *context, int index, | |
195 | _Unwind_Word val) | |
196 | { | |
197 | __libunwind_Unwind_SetGR (context, index, val); | |
198 | } | |
199 | symver (_Unwind_SetGR, GCC_3.0); | |
200 | ||
201 | extern void __libunwind_Unwind_SetIP | |
202 | (struct _Unwind_Context *, _Unwind_Ptr); | |
203 | ||
204 | void | |
205 | _Unwind_SetIP (struct _Unwind_Context *context, _Unwind_Ptr val) | |
206 | { | |
207 | return __libunwind_Unwind_SetIP (context, val); | |
208 | } | |
209 | symver (_Unwind_SetIP, GCC_3.0); | |
210 | #endif |