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443728bb | 1 | /* Backward compatibility unwind routines. |
754e45a8 | 2 | Copyright (C) 2004, 2005, 2006 |
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 | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | In addition to the permissions in the GNU General Public License, the | |
13 | Free Software Foundation gives you unlimited permission to link the | |
14 | compiled version of this file into combinations with other programs, | |
15 | and to distribute those combinations without any restriction coming | |
16 | from the use of this file. (The General Public License restrictions | |
17 | do apply in other respects; for example, they cover modification of | |
18 | the file, and distribution when not linked into a combined | |
19 | executable.) | |
20 | ||
21 | GCC is distributed in the hope that it will be useful, but WITHOUT | |
22 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
23 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
24 | License for more details. | |
25 | ||
26 | You should have received a copy of the GNU General Public License | |
27 | along with GCC; see the file COPYING. If not, write to the Free | |
366ccddb KC |
28 | Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA |
29 | 02110-1301, USA. */ | |
443728bb L |
30 | |
31 | #if defined (USE_GAS_SYMVER) && defined (USE_LIBUNWIND_EXCEPTIONS) | |
7a774cac JB |
32 | #include "tconfig.h" |
33 | #include "tsystem.h" | |
443728bb L |
34 | #include "unwind.h" |
35 | #include "unwind-dw2-fde.h" | |
36 | #include "unwind-compat.h" | |
37 | ||
38 | extern _Unwind_Reason_Code __libunwind_Unwind_Backtrace | |
39 | (_Unwind_Trace_Fn, void *); | |
40 | ||
41 | _Unwind_Reason_Code | |
42 | _Unwind_Backtrace (_Unwind_Trace_Fn trace, void *trace_argument) | |
43 | { | |
44 | return __libunwind_Unwind_Backtrace (trace, trace_argument); | |
45 | } | |
46 | symver (_Unwind_Backtrace, GCC_3.3); | |
47 | ||
48 | extern void __libunwind_Unwind_DeleteException | |
49 | (struct _Unwind_Exception *); | |
50 | ||
51 | void | |
52 | _Unwind_DeleteException (struct _Unwind_Exception *exc) | |
53 | { | |
54 | return __libunwind_Unwind_DeleteException (exc); | |
55 | } | |
56 | symver (_Unwind_DeleteException, GCC_3.0); | |
57 | ||
58 | extern void * __libunwind_Unwind_FindEnclosingFunction (void *); | |
59 | ||
60 | void * | |
61 | _Unwind_FindEnclosingFunction (void *pc) | |
62 | { | |
63 | return __libunwind_Unwind_FindEnclosingFunction (pc); | |
64 | } | |
65 | symver (_Unwind_FindEnclosingFunction, GCC_3.3); | |
66 | ||
67 | extern _Unwind_Reason_Code __libunwind_Unwind_ForcedUnwind | |
68 | (struct _Unwind_Exception *, _Unwind_Stop_Fn, void *); | |
69 | ||
70 | _Unwind_Reason_Code | |
71 | _Unwind_ForcedUnwind (struct _Unwind_Exception *exc, | |
72 | _Unwind_Stop_Fn stop, void * stop_argument) | |
73 | { | |
74 | return __libunwind_Unwind_ForcedUnwind (exc, stop, stop_argument); | |
75 | } | |
76 | symver (_Unwind_ForcedUnwind, GCC_3.0); | |
77 | ||
78 | extern _Unwind_Word __libunwind_Unwind_GetCFA | |
79 | (struct _Unwind_Context *); | |
80 | ||
81 | _Unwind_Word | |
82 | _Unwind_GetCFA (struct _Unwind_Context *context) | |
83 | { | |
84 | return __libunwind_Unwind_GetCFA (context); | |
85 | } | |
86 | symver (_Unwind_GetCFA, GCC_3.3); | |
87 | ||
88 | #ifdef __ia64__ | |
89 | extern _Unwind_Word __libunwind_Unwind_GetBSP | |
90 | (struct _Unwind_Context *); | |
91 | ||
92 | _Unwind_Word | |
93 | _Unwind_GetBSP (struct _Unwind_Context * context) | |
94 | { | |
95 | return __libunwind_Unwind_GetBSP (context); | |
96 | } | |
97 | symver (_Unwind_GetBSP, GCC_3.3.2); | |
98 | #else | |
99 | extern _Unwind_Ptr __libunwind_Unwind_GetDataRelBase | |
100 | (struct _Unwind_Context *); | |
101 | ||
102 | _Unwind_Ptr | |
103 | _Unwind_GetDataRelBase (struct _Unwind_Context *context) | |
104 | { | |
105 | return __libunwind_Unwind_GetDataRelBase (context); | |
106 | } | |
107 | symver (_Unwind_GetDataRelBase, GCC_3.0); | |
108 | ||
109 | extern _Unwind_Ptr __libunwind_Unwind_GetTextRelBase | |
110 | (struct _Unwind_Context *); | |
111 | ||
112 | _Unwind_Ptr | |
113 | _Unwind_GetTextRelBase (struct _Unwind_Context *context) | |
114 | { | |
115 | return __libunwind_Unwind_GetTextRelBase (context); | |
116 | } | |
117 | symver (_Unwind_GetTextRelBase, GCC_3.0); | |
118 | #endif | |
119 | ||
120 | extern _Unwind_Word __libunwind_Unwind_GetGR | |
121 | (struct _Unwind_Context *, int ); | |
122 | ||
123 | _Unwind_Word | |
124 | _Unwind_GetGR (struct _Unwind_Context *context, int index) | |
125 | { | |
126 | return __libunwind_Unwind_GetGR (context, index); | |
127 | } | |
128 | symver (_Unwind_GetGR, GCC_3.0); | |
129 | ||
130 | extern _Unwind_Ptr __libunwind_Unwind_GetIP (struct _Unwind_Context *); | |
131 | ||
132 | _Unwind_Ptr | |
133 | _Unwind_GetIP (struct _Unwind_Context *context) | |
134 | { | |
135 | return __libunwind_Unwind_GetIP (context); | |
136 | } | |
137 | symver (_Unwind_GetIP, GCC_3.0); | |
138 | ||
754e45a8 JJ |
139 | _Unwind_Ptr |
140 | _Unwind_GetIPInfo (struct _Unwind_Context *context, int *ip_before_insn) | |
141 | { | |
142 | *ip_before_insn = 0; | |
143 | return __libunwind_Unwind_GetIP (context); | |
144 | } | |
145 | ||
443728bb L |
146 | extern void *__libunwind_Unwind_GetLanguageSpecificData |
147 | (struct _Unwind_Context *); | |
148 | ||
149 | void * | |
150 | _Unwind_GetLanguageSpecificData (struct _Unwind_Context *context) | |
151 | { | |
152 | return __libunwind_Unwind_GetLanguageSpecificData (context); | |
153 | } | |
154 | symver (_Unwind_GetLanguageSpecificData, GCC_3.0); | |
155 | ||
156 | extern _Unwind_Ptr __libunwind_Unwind_GetRegionStart | |
157 | (struct _Unwind_Context *); | |
158 | ||
159 | _Unwind_Ptr | |
160 | _Unwind_GetRegionStart (struct _Unwind_Context *context) | |
161 | { | |
162 | return __libunwind_Unwind_GetRegionStart (context); | |
163 | } | |
164 | symver (_Unwind_GetRegionStart, GCC_3.0); | |
165 | ||
166 | extern _Unwind_Reason_Code __libunwind_Unwind_RaiseException | |
167 | (struct _Unwind_Exception *); | |
168 | ||
169 | _Unwind_Reason_Code | |
170 | _Unwind_RaiseException(struct _Unwind_Exception *exc) | |
171 | { | |
172 | return __libunwind_Unwind_RaiseException (exc); | |
173 | } | |
174 | symver (_Unwind_RaiseException, GCC_3.0); | |
175 | ||
176 | extern void __libunwind_Unwind_Resume (struct _Unwind_Exception *); | |
177 | ||
178 | void | |
179 | _Unwind_Resume (struct _Unwind_Exception *exc) | |
180 | { | |
181 | __libunwind_Unwind_Resume (exc); | |
182 | } | |
183 | symver (_Unwind_Resume, GCC_3.0); | |
184 | ||
185 | extern _Unwind_Reason_Code __libunwind_Unwind_Resume_or_Rethrow | |
186 | (struct _Unwind_Exception *); | |
187 | ||
188 | _Unwind_Reason_Code | |
189 | _Unwind_Resume_or_Rethrow (struct _Unwind_Exception *exc) | |
190 | { | |
191 | return __libunwind_Unwind_Resume_or_Rethrow (exc); | |
192 | } | |
193 | symver (_Unwind_Resume_or_Rethrow, GCC_3.3); | |
194 | ||
195 | extern void __libunwind_Unwind_SetGR | |
196 | (struct _Unwind_Context *, int, _Unwind_Word); | |
197 | ||
198 | void | |
199 | _Unwind_SetGR (struct _Unwind_Context *context, int index, | |
200 | _Unwind_Word val) | |
201 | { | |
202 | __libunwind_Unwind_SetGR (context, index, val); | |
203 | } | |
204 | symver (_Unwind_SetGR, GCC_3.0); | |
205 | ||
206 | extern void __libunwind_Unwind_SetIP | |
207 | (struct _Unwind_Context *, _Unwind_Ptr); | |
208 | ||
209 | void | |
210 | _Unwind_SetIP (struct _Unwind_Context *context, _Unwind_Ptr val) | |
211 | { | |
212 | return __libunwind_Unwind_SetIP (context, val); | |
213 | } | |
214 | symver (_Unwind_SetIP, GCC_3.0); | |
215 | #endif |