Commit | Line | Data |
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59233f88 AC |
1 | /* *INDENT-OFF* */ /* THIS FILE IS GENERATED */ |
2 | ||
adf40b2e | 3 | /* Dynamic architecture support for GDB, the GNU debugger. |
79d45cd4 | 4 | |
f801e1e0 MS |
5 | Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, |
6 | 2007, 2008, 2009 Free Software Foundation, Inc. | |
c906108c | 7 | |
c5aa993b | 8 | This file is part of GDB. |
c906108c | 9 | |
c5aa993b JM |
10 | This program is free software; you can redistribute it and/or modify |
11 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 12 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 13 | (at your option) any later version. |
de584861 | 14 | |
c5aa993b JM |
15 | This program is distributed in the hope that it will be useful, |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
de584861 | 19 | |
c5aa993b | 20 | You should have received a copy of the GNU General Public License |
a9762ec7 | 21 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c | 22 | |
104c1213 JM |
23 | /* This file was created with the aid of ``gdbarch.sh''. |
24 | ||
52204a0b | 25 | The Bourne shell script ``gdbarch.sh'' creates the files |
104c1213 JM |
26 | ``new-gdbarch.c'' and ``new-gdbarch.h and then compares them |
27 | against the existing ``gdbarch.[hc]''. Any differences found | |
28 | being reported. | |
29 | ||
30 | If editing this file, please also run gdbarch.sh and merge any | |
52204a0b | 31 | changes into that script. Conversely, when making sweeping changes |
104c1213 JM |
32 | to this file, modifying gdbarch.sh and using its output may prove |
33 | easier. */ | |
adf40b2e | 34 | |
c906108c SS |
35 | #ifndef GDBARCH_H |
36 | #define GDBARCH_H | |
37 | ||
da3331ec AC |
38 | struct floatformat; |
39 | struct ui_file; | |
cce74817 JM |
40 | struct frame_info; |
41 | struct value; | |
b6af0555 | 42 | struct objfile; |
1c772458 | 43 | struct obj_section; |
a2cf933a | 44 | struct minimal_symbol; |
049ee0e4 | 45 | struct regcache; |
b59ff9d5 | 46 | struct reggroup; |
6ce6d90f | 47 | struct regset; |
a89aa300 | 48 | struct disassemble_info; |
e2d0e7eb | 49 | struct target_ops; |
030f20e1 | 50 | struct obstack; |
8181d85f | 51 | struct bp_target_info; |
424163ea | 52 | struct target_desc; |
237fc4c9 | 53 | struct displaced_step_closure; |
17ea7499 | 54 | struct core_regset_section; |
a96d9b2e | 55 | struct syscall; |
0f71a2f6 | 56 | |
6b614274 JB |
57 | /* The architecture associated with the connection to the target. |
58 | ||
59 | The architecture vector provides some information that is really | |
60 | a property of the target: The layout of certain packets, for instance; | |
61 | or the solib_ops vector. Etc. To differentiate architecture accesses | |
62 | to per-target properties from per-thread/per-frame/per-objfile properties, | |
63 | accesses to per-target properties should be made through target_gdbarch. | |
64 | ||
65 | Eventually, when support for multiple targets is implemented in | |
66 | GDB, this global should be made target-specific. */ | |
1cf3db46 | 67 | extern struct gdbarch *target_gdbarch; |
0f71a2f6 | 68 | |
0f71a2f6 JM |
69 | |
70 | /* The following are pre-initialized by GDBARCH. */ | |
71 | ||
104c1213 | 72 | extern const struct bfd_arch_info * gdbarch_bfd_arch_info (struct gdbarch *gdbarch); |
0f71a2f6 | 73 | /* set_gdbarch_bfd_arch_info() - not applicable - pre-initialized. */ |
0f71a2f6 | 74 | |
104c1213 | 75 | extern int gdbarch_byte_order (struct gdbarch *gdbarch); |
0f71a2f6 | 76 | /* set_gdbarch_byte_order() - not applicable - pre-initialized. */ |
0f71a2f6 | 77 | |
9d4fde75 SS |
78 | extern int gdbarch_byte_order_for_code (struct gdbarch *gdbarch); |
79 | /* set_gdbarch_byte_order_for_code() - not applicable - pre-initialized. */ | |
80 | ||
4be87837 DJ |
81 | extern enum gdb_osabi gdbarch_osabi (struct gdbarch *gdbarch); |
82 | /* set_gdbarch_osabi() - not applicable - pre-initialized. */ | |
4be87837 | 83 | |
424163ea DJ |
84 | extern const struct target_desc * gdbarch_target_desc (struct gdbarch *gdbarch); |
85 | /* set_gdbarch_target_desc() - not applicable - pre-initialized. */ | |
86 | ||
0f71a2f6 | 87 | |
99e7bb18 | 88 | /* The following are initialized by the target dependent code. */ |
0f71a2f6 | 89 | |
32c9a795 MD |
90 | /* The bit byte-order has to do just with numbering of bits in debugging symbols |
91 | and such. Conceptually, it's quite separate from byte/word byte order. */ | |
92 | ||
93 | extern int gdbarch_bits_big_endian (struct gdbarch *gdbarch); | |
94 | extern void set_gdbarch_bits_big_endian (struct gdbarch *gdbarch, int bits_big_endian); | |
95 | ||
66b43ecb AC |
96 | /* Number of bits in a char or unsigned char for the target machine. |
97 | Just like CHAR_BIT in <limits.h> but describes the target machine. | |
57010b1c | 98 | v:TARGET_CHAR_BIT:int:char_bit::::8 * sizeof (char):8::0: |
66b43ecb AC |
99 | |
100 | Number of bits in a short or unsigned short for the target machine. */ | |
c4093a6a | 101 | |
104c1213 JM |
102 | extern int gdbarch_short_bit (struct gdbarch *gdbarch); |
103 | extern void set_gdbarch_short_bit (struct gdbarch *gdbarch, int short_bit); | |
0f71a2f6 | 104 | |
66b43ecb AC |
105 | /* Number of bits in an int or unsigned int for the target machine. */ |
106 | ||
104c1213 JM |
107 | extern int gdbarch_int_bit (struct gdbarch *gdbarch); |
108 | extern void set_gdbarch_int_bit (struct gdbarch *gdbarch, int int_bit); | |
0f71a2f6 | 109 | |
66b43ecb AC |
110 | /* Number of bits in a long or unsigned long for the target machine. */ |
111 | ||
104c1213 JM |
112 | extern int gdbarch_long_bit (struct gdbarch *gdbarch); |
113 | extern void set_gdbarch_long_bit (struct gdbarch *gdbarch, int long_bit); | |
0f71a2f6 | 114 | |
66b43ecb AC |
115 | /* Number of bits in a long long or unsigned long long for the target |
116 | machine. */ | |
117 | ||
104c1213 JM |
118 | extern int gdbarch_long_long_bit (struct gdbarch *gdbarch); |
119 | extern void set_gdbarch_long_long_bit (struct gdbarch *gdbarch, int long_long_bit); | |
0f71a2f6 | 120 | |
f9e9243a UW |
121 | /* The ABI default bit-size and format for "half", "float", "double", and |
122 | "long double". These bit/format pairs should eventually be combined | |
123 | into a single object. For the moment, just initialize them as a pair. | |
8da61cc4 DJ |
124 | Each format describes both the big and little endian layouts (if |
125 | useful). */ | |
66b43ecb | 126 | |
f9e9243a UW |
127 | extern int gdbarch_half_bit (struct gdbarch *gdbarch); |
128 | extern void set_gdbarch_half_bit (struct gdbarch *gdbarch, int half_bit); | |
129 | ||
130 | extern const struct floatformat ** gdbarch_half_format (struct gdbarch *gdbarch); | |
131 | extern void set_gdbarch_half_format (struct gdbarch *gdbarch, const struct floatformat ** half_format); | |
132 | ||
104c1213 JM |
133 | extern int gdbarch_float_bit (struct gdbarch *gdbarch); |
134 | extern void set_gdbarch_float_bit (struct gdbarch *gdbarch, int float_bit); | |
0f71a2f6 | 135 | |
8da61cc4 DJ |
136 | extern const struct floatformat ** gdbarch_float_format (struct gdbarch *gdbarch); |
137 | extern void set_gdbarch_float_format (struct gdbarch *gdbarch, const struct floatformat ** float_format); | |
66b43ecb | 138 | |
104c1213 JM |
139 | extern int gdbarch_double_bit (struct gdbarch *gdbarch); |
140 | extern void set_gdbarch_double_bit (struct gdbarch *gdbarch, int double_bit); | |
0f71a2f6 | 141 | |
8da61cc4 DJ |
142 | extern const struct floatformat ** gdbarch_double_format (struct gdbarch *gdbarch); |
143 | extern void set_gdbarch_double_format (struct gdbarch *gdbarch, const struct floatformat ** double_format); | |
66b43ecb | 144 | |
104c1213 JM |
145 | extern int gdbarch_long_double_bit (struct gdbarch *gdbarch); |
146 | extern void set_gdbarch_long_double_bit (struct gdbarch *gdbarch, int long_double_bit); | |
0f71a2f6 | 147 | |
8da61cc4 DJ |
148 | extern const struct floatformat ** gdbarch_long_double_format (struct gdbarch *gdbarch); |
149 | extern void set_gdbarch_long_double_format (struct gdbarch *gdbarch, const struct floatformat ** long_double_format); | |
456fcf94 | 150 | |
52204a0b DT |
151 | /* For most targets, a pointer on the target and its representation as an |
152 | address in GDB have the same size and "look the same". For such a | |
17a912b6 | 153 | target, you need only set gdbarch_ptr_bit and gdbarch_addr_bit |
52204a0b DT |
154 | / addr_bit will be set from it. |
155 | ||
17a912b6 | 156 | If gdbarch_ptr_bit and gdbarch_addr_bit are different, you'll probably |
8da614df CV |
157 | also need to set gdbarch_dwarf2_addr_size, gdbarch_pointer_to_address and |
158 | gdbarch_address_to_pointer as well. | |
52204a0b DT |
159 | |
160 | ptr_bit is the size of a pointer on the target */ | |
66b43ecb | 161 | |
66b43ecb AC |
162 | extern int gdbarch_ptr_bit (struct gdbarch *gdbarch); |
163 | extern void set_gdbarch_ptr_bit (struct gdbarch *gdbarch, int ptr_bit); | |
66b43ecb | 164 | |
52204a0b DT |
165 | /* addr_bit is the size of a target address as represented in gdb */ |
166 | ||
52204a0b DT |
167 | extern int gdbarch_addr_bit (struct gdbarch *gdbarch); |
168 | extern void set_gdbarch_addr_bit (struct gdbarch *gdbarch, int addr_bit); | |
66b43ecb | 169 | |
8da614df CV |
170 | /* dwarf2_addr_size is the target address size as used in the Dwarf debug |
171 | info. For .debug_frame FDEs, this is supposed to be the target address | |
172 | size from the associated CU header, and which is equivalent to the | |
173 | DWARF2_ADDR_SIZE as defined by the target specific GCC back-end. | |
174 | Unfortunately there is no good way to determine this value. Therefore | |
175 | dwarf2_addr_size simply defaults to the target pointer size. | |
176 | ||
177 | dwarf2_addr_size is not used for .eh_frame FDEs, which are generally | |
178 | defined using the target's pointer size so far. | |
179 | ||
180 | Note that dwarf2_addr_size only needs to be redefined by a target if the | |
181 | GCC back-end defines a DWARF2_ADDR_SIZE other than the target pointer size, | |
182 | and if Dwarf versions < 4 need to be supported. */ | |
183 | ||
184 | extern int gdbarch_dwarf2_addr_size (struct gdbarch *gdbarch); | |
185 | extern void set_gdbarch_dwarf2_addr_size (struct gdbarch *gdbarch, int dwarf2_addr_size); | |
186 | ||
4e409299 JB |
187 | /* One if `char' acts like `signed char', zero if `unsigned char'. */ |
188 | ||
4e409299 JB |
189 | extern int gdbarch_char_signed (struct gdbarch *gdbarch); |
190 | extern void set_gdbarch_char_signed (struct gdbarch *gdbarch, int char_signed); | |
4e409299 | 191 | |
cde9ea48 | 192 | extern int gdbarch_read_pc_p (struct gdbarch *gdbarch); |
61a1198a UW |
193 | |
194 | typedef CORE_ADDR (gdbarch_read_pc_ftype) (struct regcache *regcache); | |
195 | extern CORE_ADDR gdbarch_read_pc (struct gdbarch *gdbarch, struct regcache *regcache); | |
104c1213 | 196 | extern void set_gdbarch_read_pc (struct gdbarch *gdbarch, gdbarch_read_pc_ftype *read_pc); |
61a1198a UW |
197 | |
198 | extern int gdbarch_write_pc_p (struct gdbarch *gdbarch); | |
199 | ||
200 | typedef void (gdbarch_write_pc_ftype) (struct regcache *regcache, CORE_ADDR val); | |
201 | extern void gdbarch_write_pc (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR val); | |
104c1213 | 202 | extern void set_gdbarch_write_pc (struct gdbarch *gdbarch, gdbarch_write_pc_ftype *write_pc); |
0f71a2f6 | 203 | |
39d4ef09 AC |
204 | /* Function for getting target's idea of a frame pointer. FIXME: GDB's |
205 | whole scheme for dealing with "frames" and "frame pointers" needs a | |
206 | serious shakedown. */ | |
207 | ||
a54fba4c | 208 | typedef void (gdbarch_virtual_frame_pointer_ftype) (struct gdbarch *gdbarch, CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset); |
39d4ef09 AC |
209 | extern void gdbarch_virtual_frame_pointer (struct gdbarch *gdbarch, CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset); |
210 | extern void set_gdbarch_virtual_frame_pointer (struct gdbarch *gdbarch, gdbarch_virtual_frame_pointer_ftype *virtual_frame_pointer); | |
39d4ef09 | 211 | |
d8124050 | 212 | extern int gdbarch_pseudo_register_read_p (struct gdbarch *gdbarch); |
61a0eb5b | 213 | |
b60c417a AC |
214 | typedef void (gdbarch_pseudo_register_read_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, gdb_byte *buf); |
215 | extern void gdbarch_pseudo_register_read (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, gdb_byte *buf); | |
d8124050 | 216 | extern void set_gdbarch_pseudo_register_read (struct gdbarch *gdbarch, gdbarch_pseudo_register_read_ftype *pseudo_register_read); |
61a0eb5b | 217 | |
d8124050 | 218 | extern int gdbarch_pseudo_register_write_p (struct gdbarch *gdbarch); |
61a0eb5b | 219 | |
b60c417a AC |
220 | typedef void (gdbarch_pseudo_register_write_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, const gdb_byte *buf); |
221 | extern void gdbarch_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, const gdb_byte *buf); | |
d8124050 | 222 | extern void set_gdbarch_pseudo_register_write (struct gdbarch *gdbarch, gdbarch_pseudo_register_write_ftype *pseudo_register_write); |
61a0eb5b | 223 | |
104c1213 JM |
224 | extern int gdbarch_num_regs (struct gdbarch *gdbarch); |
225 | extern void set_gdbarch_num_regs (struct gdbarch *gdbarch, int num_regs); | |
0f71a2f6 | 226 | |
34620563 AC |
227 | /* This macro gives the number of pseudo-registers that live in the |
228 | register namespace but do not get fetched or stored on the target. | |
229 | These pseudo-registers may be aliases for other registers, | |
230 | combinations of other registers, or they may be computed by GDB. */ | |
231 | ||
0aba1244 EZ |
232 | extern int gdbarch_num_pseudo_regs (struct gdbarch *gdbarch); |
233 | extern void set_gdbarch_num_pseudo_regs (struct gdbarch *gdbarch, int num_pseudo_regs); | |
0aba1244 | 234 | |
c2169756 AC |
235 | /* GDB's standard (or well known) register numbers. These can map onto |
236 | a real register or a pseudo (computed) register or not be defined at | |
a9e5fdc2 | 237 | all (-1). |
3e8c568d | 238 | gdbarch_sp_regnum will hopefully be replaced by UNWIND_SP. */ |
1200cd6e | 239 | |
104c1213 JM |
240 | extern int gdbarch_sp_regnum (struct gdbarch *gdbarch); |
241 | extern void set_gdbarch_sp_regnum (struct gdbarch *gdbarch, int sp_regnum); | |
0f71a2f6 | 242 | |
104c1213 JM |
243 | extern int gdbarch_pc_regnum (struct gdbarch *gdbarch); |
244 | extern void set_gdbarch_pc_regnum (struct gdbarch *gdbarch, int pc_regnum); | |
0f71a2f6 | 245 | |
c2169756 AC |
246 | extern int gdbarch_ps_regnum (struct gdbarch *gdbarch); |
247 | extern void set_gdbarch_ps_regnum (struct gdbarch *gdbarch, int ps_regnum); | |
c2169756 | 248 | |
60054393 MS |
249 | extern int gdbarch_fp0_regnum (struct gdbarch *gdbarch); |
250 | extern void set_gdbarch_fp0_regnum (struct gdbarch *gdbarch, int fp0_regnum); | |
60054393 | 251 | |
88c72b7d AC |
252 | /* Convert stab register number (from `r' declaration) to a gdb REGNUM. */ |
253 | ||
d3f73121 | 254 | typedef int (gdbarch_stab_reg_to_regnum_ftype) (struct gdbarch *gdbarch, int stab_regnr); |
88c72b7d AC |
255 | extern int gdbarch_stab_reg_to_regnum (struct gdbarch *gdbarch, int stab_regnr); |
256 | extern void set_gdbarch_stab_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_stab_reg_to_regnum_ftype *stab_reg_to_regnum); | |
88c72b7d AC |
257 | |
258 | /* Provide a default mapping from a ecoff register number to a gdb REGNUM. */ | |
259 | ||
d3f73121 | 260 | typedef int (gdbarch_ecoff_reg_to_regnum_ftype) (struct gdbarch *gdbarch, int ecoff_regnr); |
88c72b7d AC |
261 | extern int gdbarch_ecoff_reg_to_regnum (struct gdbarch *gdbarch, int ecoff_regnr); |
262 | extern void set_gdbarch_ecoff_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_ecoff_reg_to_regnum_ftype *ecoff_reg_to_regnum); | |
88c72b7d | 263 | |
77949794 | 264 | /* Convert from an sdb register number to an internal gdb register number. */ |
88c72b7d | 265 | |
d3f73121 | 266 | typedef int (gdbarch_sdb_reg_to_regnum_ftype) (struct gdbarch *gdbarch, int sdb_regnr); |
88c72b7d AC |
267 | extern int gdbarch_sdb_reg_to_regnum (struct gdbarch *gdbarch, int sdb_regnr); |
268 | extern void set_gdbarch_sdb_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_sdb_reg_to_regnum_ftype *sdb_reg_to_regnum); | |
88c72b7d | 269 | |
ba2b1c56 DJ |
270 | /* Provide a default mapping from a DWARF2 register number to a gdb REGNUM. */ |
271 | ||
d3f73121 | 272 | typedef int (gdbarch_dwarf2_reg_to_regnum_ftype) (struct gdbarch *gdbarch, int dwarf2_regnr); |
88c72b7d AC |
273 | extern int gdbarch_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, int dwarf2_regnr); |
274 | extern void set_gdbarch_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_dwarf2_reg_to_regnum_ftype *dwarf2_reg_to_regnum); | |
88c72b7d | 275 | |
d93859e2 | 276 | typedef const char * (gdbarch_register_name_ftype) (struct gdbarch *gdbarch, int regnr); |
fa88f677 | 277 | extern const char * gdbarch_register_name (struct gdbarch *gdbarch, int regnr); |
104c1213 | 278 | extern void set_gdbarch_register_name (struct gdbarch *gdbarch, gdbarch_register_name_ftype *register_name); |
0f71a2f6 | 279 | |
7b9ee6a8 DJ |
280 | /* Return the type of a register specified by the architecture. Only |
281 | the register cache should call this function directly; others should | |
282 | use "register_type". */ | |
9c04cab7 AC |
283 | |
284 | extern int gdbarch_register_type_p (struct gdbarch *gdbarch); | |
285 | ||
286 | typedef struct type * (gdbarch_register_type_ftype) (struct gdbarch *gdbarch, int reg_nr); | |
287 | extern struct type * gdbarch_register_type (struct gdbarch *gdbarch, int reg_nr); | |
288 | extern void set_gdbarch_register_type (struct gdbarch *gdbarch, gdbarch_register_type_ftype *register_type); | |
289 | ||
f3be58bc AC |
290 | /* See gdbint.texinfo, and PUSH_DUMMY_CALL. */ |
291 | ||
669fac23 | 292 | extern int gdbarch_dummy_id_p (struct gdbarch *gdbarch); |
f3be58bc | 293 | |
669fac23 DJ |
294 | typedef struct frame_id (gdbarch_dummy_id_ftype) (struct gdbarch *gdbarch, struct frame_info *this_frame); |
295 | extern struct frame_id gdbarch_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame); | |
296 | extern void set_gdbarch_dummy_id (struct gdbarch *gdbarch, gdbarch_dummy_id_ftype *dummy_id); | |
f3be58bc | 297 | |
669fac23 | 298 | /* Implement DUMMY_ID and PUSH_DUMMY_CALL, then delete |
064f5156 | 299 | deprecated_fp_regnum. */ |
f3be58bc | 300 | |
f3be58bc AC |
301 | extern int gdbarch_deprecated_fp_regnum (struct gdbarch *gdbarch); |
302 | extern void set_gdbarch_deprecated_fp_regnum (struct gdbarch *gdbarch, int deprecated_fp_regnum); | |
f3be58bc | 303 | |
a86c5fc9 | 304 | /* See gdbint.texinfo. See infcall.c. */ |
b8de8283 AC |
305 | |
306 | extern int gdbarch_push_dummy_call_p (struct gdbarch *gdbarch); | |
307 | ||
7d9b040b RC |
308 | typedef CORE_ADDR (gdbarch_push_dummy_call_ftype) (struct gdbarch *gdbarch, struct value *function, struct regcache *regcache, CORE_ADDR bp_addr, int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr); |
309 | extern CORE_ADDR gdbarch_push_dummy_call (struct gdbarch *gdbarch, struct value *function, struct regcache *regcache, CORE_ADDR bp_addr, int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr); | |
b8de8283 AC |
310 | extern void set_gdbarch_push_dummy_call (struct gdbarch *gdbarch, gdbarch_push_dummy_call_ftype *push_dummy_call); |
311 | ||
b8de8283 AC |
312 | extern int gdbarch_call_dummy_location (struct gdbarch *gdbarch); |
313 | extern void set_gdbarch_call_dummy_location (struct gdbarch *gdbarch, int call_dummy_location); | |
b8de8283 | 314 | |
b8de8283 AC |
315 | extern int gdbarch_push_dummy_code_p (struct gdbarch *gdbarch); |
316 | ||
82585c72 UW |
317 | typedef CORE_ADDR (gdbarch_push_dummy_code_ftype) (struct gdbarch *gdbarch, CORE_ADDR sp, CORE_ADDR funaddr, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr, struct regcache *regcache); |
318 | extern CORE_ADDR gdbarch_push_dummy_code (struct gdbarch *gdbarch, CORE_ADDR sp, CORE_ADDR funaddr, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr, struct regcache *regcache); | |
b8de8283 AC |
319 | extern void set_gdbarch_push_dummy_code (struct gdbarch *gdbarch, gdbarch_push_dummy_code_ftype *push_dummy_code); |
320 | ||
0ab7a791 AC |
321 | typedef void (gdbarch_print_registers_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, int regnum, int all); |
322 | extern void gdbarch_print_registers_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, int regnum, int all); | |
323 | extern void set_gdbarch_print_registers_info (struct gdbarch *gdbarch, gdbarch_print_registers_info_ftype *print_registers_info); | |
324 | ||
23e3a7ac AC |
325 | extern int gdbarch_print_float_info_p (struct gdbarch *gdbarch); |
326 | ||
327 | typedef void (gdbarch_print_float_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args); | |
328 | extern void gdbarch_print_float_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args); | |
5e74b15c | 329 | extern void set_gdbarch_print_float_info (struct gdbarch *gdbarch, gdbarch_print_float_info_ftype *print_float_info); |
5e74b15c | 330 | |
e76f1f2e AC |
331 | extern int gdbarch_print_vector_info_p (struct gdbarch *gdbarch); |
332 | ||
333 | typedef void (gdbarch_print_vector_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args); | |
334 | extern void gdbarch_print_vector_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args); | |
335 | extern void set_gdbarch_print_vector_info (struct gdbarch *gdbarch, gdbarch_print_vector_info_ftype *print_vector_info); | |
336 | ||
7c7651b2 AC |
337 | /* MAP a GDB RAW register number onto a simulator register number. See |
338 | also include/...-sim.h. */ | |
339 | ||
e7faf938 | 340 | typedef int (gdbarch_register_sim_regno_ftype) (struct gdbarch *gdbarch, int reg_nr); |
7c7651b2 AC |
341 | extern int gdbarch_register_sim_regno (struct gdbarch *gdbarch, int reg_nr); |
342 | extern void set_gdbarch_register_sim_regno (struct gdbarch *gdbarch, gdbarch_register_sim_regno_ftype *register_sim_regno); | |
7c7651b2 | 343 | |
64a3914f | 344 | typedef int (gdbarch_cannot_fetch_register_ftype) (struct gdbarch *gdbarch, int regnum); |
01fb7433 AC |
345 | extern int gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, int regnum); |
346 | extern void set_gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, gdbarch_cannot_fetch_register_ftype *cannot_fetch_register); | |
01fb7433 | 347 | |
64a3914f | 348 | typedef int (gdbarch_cannot_store_register_ftype) (struct gdbarch *gdbarch, int regnum); |
01fb7433 AC |
349 | extern int gdbarch_cannot_store_register (struct gdbarch *gdbarch, int regnum); |
350 | extern void set_gdbarch_cannot_store_register (struct gdbarch *gdbarch, gdbarch_cannot_store_register_ftype *cannot_store_register); | |
01fb7433 | 351 | |
9df628e0 RE |
352 | /* setjmp/longjmp support. */ |
353 | ||
9df628e0 | 354 | extern int gdbarch_get_longjmp_target_p (struct gdbarch *gdbarch); |
0f71a2f6 | 355 | |
60ade65d UW |
356 | typedef int (gdbarch_get_longjmp_target_ftype) (struct frame_info *frame, CORE_ADDR *pc); |
357 | extern int gdbarch_get_longjmp_target (struct gdbarch *gdbarch, struct frame_info *frame, CORE_ADDR *pc); | |
b8de8283 | 358 | extern void set_gdbarch_get_longjmp_target (struct gdbarch *gdbarch, gdbarch_get_longjmp_target_ftype *get_longjmp_target); |
0f71a2f6 | 359 | |
104c1213 JM |
360 | extern int gdbarch_believe_pcc_promotion (struct gdbarch *gdbarch); |
361 | extern void set_gdbarch_believe_pcc_promotion (struct gdbarch *gdbarch, int believe_pcc_promotion); | |
0f71a2f6 | 362 | |
0abe36f5 | 363 | typedef int (gdbarch_convert_register_p_ftype) (struct gdbarch *gdbarch, int regnum, struct type *type); |
ff2e87ac | 364 | extern int gdbarch_convert_register_p (struct gdbarch *gdbarch, int regnum, struct type *type); |
13d01224 | 365 | extern void set_gdbarch_convert_register_p (struct gdbarch *gdbarch, gdbarch_convert_register_p_ftype *convert_register_p); |
13d01224 | 366 | |
b60c417a AC |
367 | typedef void (gdbarch_register_to_value_ftype) (struct frame_info *frame, int regnum, struct type *type, gdb_byte *buf); |
368 | extern void gdbarch_register_to_value (struct gdbarch *gdbarch, struct frame_info *frame, int regnum, struct type *type, gdb_byte *buf); | |
13d01224 | 369 | extern void set_gdbarch_register_to_value (struct gdbarch *gdbarch, gdbarch_register_to_value_ftype *register_to_value); |
13d01224 | 370 | |
b60c417a AC |
371 | typedef void (gdbarch_value_to_register_ftype) (struct frame_info *frame, int regnum, struct type *type, const gdb_byte *buf); |
372 | extern void gdbarch_value_to_register (struct gdbarch *gdbarch, struct frame_info *frame, int regnum, struct type *type, const gdb_byte *buf); | |
13d01224 | 373 | extern void set_gdbarch_value_to_register (struct gdbarch *gdbarch, gdbarch_value_to_register_ftype *value_to_register); |
13d01224 | 374 | |
9acbedc0 UW |
375 | /* Construct a value representing the contents of register REGNUM in |
376 | frame FRAME, interpreted as type TYPE. The routine needs to | |
377 | allocate and return a struct value with all value attributes | |
378 | (but not the value contents) filled in. */ | |
379 | ||
380 | typedef struct value * (gdbarch_value_from_register_ftype) (struct type *type, int regnum, struct frame_info *frame); | |
381 | extern struct value * gdbarch_value_from_register (struct gdbarch *gdbarch, struct type *type, int regnum, struct frame_info *frame); | |
382 | extern void set_gdbarch_value_from_register (struct gdbarch *gdbarch, gdbarch_value_from_register_ftype *value_from_register); | |
383 | ||
9898f801 | 384 | typedef CORE_ADDR (gdbarch_pointer_to_address_ftype) (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf); |
b60c417a | 385 | extern CORE_ADDR gdbarch_pointer_to_address (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf); |
4478b372 | 386 | extern void set_gdbarch_pointer_to_address (struct gdbarch *gdbarch, gdbarch_pointer_to_address_ftype *pointer_to_address); |
33489c5b | 387 | |
9898f801 | 388 | typedef void (gdbarch_address_to_pointer_ftype) (struct gdbarch *gdbarch, struct type *type, gdb_byte *buf, CORE_ADDR addr); |
b60c417a | 389 | extern void gdbarch_address_to_pointer (struct gdbarch *gdbarch, struct type *type, gdb_byte *buf, CORE_ADDR addr); |
4478b372 | 390 | extern void set_gdbarch_address_to_pointer (struct gdbarch *gdbarch, gdbarch_address_to_pointer_ftype *address_to_pointer); |
33489c5b | 391 | |
fc0c74b1 | 392 | extern int gdbarch_integer_to_address_p (struct gdbarch *gdbarch); |
fc0c74b1 | 393 | |
fc1a4b47 AC |
394 | typedef CORE_ADDR (gdbarch_integer_to_address_ftype) (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf); |
395 | extern CORE_ADDR gdbarch_integer_to_address (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf); | |
fc0c74b1 | 396 | extern void set_gdbarch_integer_to_address (struct gdbarch *gdbarch, gdbarch_integer_to_address_ftype *integer_to_address); |
fc0c74b1 | 397 | |
ea42b34a JB |
398 | /* Return the return-value convention that will be used by FUNCTYPE |
399 | to return a value of type VALTYPE. FUNCTYPE may be NULL in which | |
400 | case the return convention is computed based only on VALTYPE. | |
401 | ||
402 | If READBUF is not NULL, extract the return value and save it in this buffer. | |
403 | ||
404 | If WRITEBUF is not NULL, it contains a return value which will be | |
405 | stored into the appropriate register. This can be used when we want | |
406 | to force the value returned by a function (see the "return" command | |
407 | for instance). */ | |
92ad9cd9 AC |
408 | |
409 | extern int gdbarch_return_value_p (struct gdbarch *gdbarch); | |
410 | ||
c055b101 CV |
411 | typedef enum return_value_convention (gdbarch_return_value_ftype) (struct gdbarch *gdbarch, struct type *functype, struct type *valtype, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf); |
412 | extern enum return_value_convention gdbarch_return_value (struct gdbarch *gdbarch, struct type *functype, struct type *valtype, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf); | |
92ad9cd9 AC |
413 | extern void set_gdbarch_return_value (struct gdbarch *gdbarch, gdbarch_return_value_ftype *return_value); |
414 | ||
6093d2eb | 415 | typedef CORE_ADDR (gdbarch_skip_prologue_ftype) (struct gdbarch *gdbarch, CORE_ADDR ip); |
104c1213 JM |
416 | extern CORE_ADDR gdbarch_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR ip); |
417 | extern void set_gdbarch_skip_prologue (struct gdbarch *gdbarch, gdbarch_skip_prologue_ftype *skip_prologue); | |
0f71a2f6 | 418 | |
4309257c PM |
419 | extern int gdbarch_skip_main_prologue_p (struct gdbarch *gdbarch); |
420 | ||
421 | typedef CORE_ADDR (gdbarch_skip_main_prologue_ftype) (struct gdbarch *gdbarch, CORE_ADDR ip); | |
422 | extern CORE_ADDR gdbarch_skip_main_prologue (struct gdbarch *gdbarch, CORE_ADDR ip); | |
423 | extern void set_gdbarch_skip_main_prologue (struct gdbarch *gdbarch, gdbarch_skip_main_prologue_ftype *skip_main_prologue); | |
424 | ||
104c1213 JM |
425 | typedef int (gdbarch_inner_than_ftype) (CORE_ADDR lhs, CORE_ADDR rhs); |
426 | extern int gdbarch_inner_than (struct gdbarch *gdbarch, CORE_ADDR lhs, CORE_ADDR rhs); | |
427 | extern void set_gdbarch_inner_than (struct gdbarch *gdbarch, gdbarch_inner_than_ftype *inner_than); | |
0f71a2f6 | 428 | |
67d57894 | 429 | typedef const gdb_byte * (gdbarch_breakpoint_from_pc_ftype) (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr); |
fc1a4b47 | 430 | extern const gdb_byte * gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr); |
104c1213 | 431 | extern void set_gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch, gdbarch_breakpoint_from_pc_ftype *breakpoint_from_pc); |
33489c5b | 432 | |
a1dcb23a DJ |
433 | /* Return the adjusted address and kind to use for Z0/Z1 packets. |
434 | KIND is usually the memory length of the breakpoint, but may have a | |
435 | different target-specific meaning. */ | |
436 | ||
437 | typedef void (gdbarch_remote_breakpoint_from_pc_ftype) (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *kindptr); | |
438 | extern void gdbarch_remote_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *kindptr); | |
439 | extern void set_gdbarch_remote_breakpoint_from_pc (struct gdbarch *gdbarch, gdbarch_remote_breakpoint_from_pc_ftype *remote_breakpoint_from_pc); | |
440 | ||
a1131521 KB |
441 | extern int gdbarch_adjust_breakpoint_address_p (struct gdbarch *gdbarch); |
442 | ||
443 | typedef CORE_ADDR (gdbarch_adjust_breakpoint_address_ftype) (struct gdbarch *gdbarch, CORE_ADDR bpaddr); | |
444 | extern CORE_ADDR gdbarch_adjust_breakpoint_address (struct gdbarch *gdbarch, CORE_ADDR bpaddr); | |
445 | extern void set_gdbarch_adjust_breakpoint_address (struct gdbarch *gdbarch, gdbarch_adjust_breakpoint_address_ftype *adjust_breakpoint_address); | |
446 | ||
ae4b2284 | 447 | typedef int (gdbarch_memory_insert_breakpoint_ftype) (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt); |
8181d85f | 448 | extern int gdbarch_memory_insert_breakpoint (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt); |
917317f4 | 449 | extern void set_gdbarch_memory_insert_breakpoint (struct gdbarch *gdbarch, gdbarch_memory_insert_breakpoint_ftype *memory_insert_breakpoint); |
33489c5b | 450 | |
ae4b2284 | 451 | typedef int (gdbarch_memory_remove_breakpoint_ftype) (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt); |
8181d85f | 452 | extern int gdbarch_memory_remove_breakpoint (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt); |
917317f4 | 453 | extern void set_gdbarch_memory_remove_breakpoint (struct gdbarch *gdbarch, gdbarch_memory_remove_breakpoint_ftype *memory_remove_breakpoint); |
917317f4 | 454 | |
104c1213 JM |
455 | extern CORE_ADDR gdbarch_decr_pc_after_break (struct gdbarch *gdbarch); |
456 | extern void set_gdbarch_decr_pc_after_break (struct gdbarch *gdbarch, CORE_ADDR decr_pc_after_break); | |
0f71a2f6 | 457 | |
782263ab AC |
458 | /* A function can be addressed by either it's "pointer" (possibly a |
459 | descriptor address) or "entry point" (first executable instruction). | |
460 | The method "convert_from_func_ptr_addr" converting the former to the | |
cbf3b44a | 461 | latter. gdbarch_deprecated_function_start_offset is being used to implement |
782263ab AC |
462 | a simplified subset of that functionality - the function's address |
463 | corresponds to the "function pointer" and the function's start | |
464 | corresponds to the "function entry point" - and hence is redundant. */ | |
465 | ||
466 | extern CORE_ADDR gdbarch_deprecated_function_start_offset (struct gdbarch *gdbarch); | |
467 | extern void set_gdbarch_deprecated_function_start_offset (struct gdbarch *gdbarch, CORE_ADDR deprecated_function_start_offset); | |
0f71a2f6 | 468 | |
123dc839 DJ |
469 | /* Return the remote protocol register number associated with this |
470 | register. Normally the identity mapping. */ | |
471 | ||
472 | typedef int (gdbarch_remote_register_number_ftype) (struct gdbarch *gdbarch, int regno); | |
473 | extern int gdbarch_remote_register_number (struct gdbarch *gdbarch, int regno); | |
474 | extern void set_gdbarch_remote_register_number (struct gdbarch *gdbarch, gdbarch_remote_register_number_ftype *remote_register_number); | |
475 | ||
b2756930 KB |
476 | /* Fetch the target specific address used to represent a load module. */ |
477 | ||
b2756930 | 478 | extern int gdbarch_fetch_tls_load_module_address_p (struct gdbarch *gdbarch); |
b2756930 KB |
479 | |
480 | typedef CORE_ADDR (gdbarch_fetch_tls_load_module_address_ftype) (struct objfile *objfile); | |
481 | extern CORE_ADDR gdbarch_fetch_tls_load_module_address (struct gdbarch *gdbarch, struct objfile *objfile); | |
482 | extern void set_gdbarch_fetch_tls_load_module_address (struct gdbarch *gdbarch, gdbarch_fetch_tls_load_module_address_ftype *fetch_tls_load_module_address); | |
b2756930 | 483 | |
104c1213 JM |
484 | extern CORE_ADDR gdbarch_frame_args_skip (struct gdbarch *gdbarch); |
485 | extern void set_gdbarch_frame_args_skip (struct gdbarch *gdbarch, CORE_ADDR frame_args_skip); | |
0f71a2f6 | 486 | |
12cc2063 AC |
487 | extern int gdbarch_unwind_pc_p (struct gdbarch *gdbarch); |
488 | ||
489 | typedef CORE_ADDR (gdbarch_unwind_pc_ftype) (struct gdbarch *gdbarch, struct frame_info *next_frame); | |
490 | extern CORE_ADDR gdbarch_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame); | |
491 | extern void set_gdbarch_unwind_pc (struct gdbarch *gdbarch, gdbarch_unwind_pc_ftype *unwind_pc); | |
492 | ||
a9e5fdc2 AC |
493 | extern int gdbarch_unwind_sp_p (struct gdbarch *gdbarch); |
494 | ||
495 | typedef CORE_ADDR (gdbarch_unwind_sp_ftype) (struct gdbarch *gdbarch, struct frame_info *next_frame); | |
496 | extern CORE_ADDR gdbarch_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame); | |
497 | extern void set_gdbarch_unwind_sp (struct gdbarch *gdbarch, gdbarch_unwind_sp_ftype *unwind_sp); | |
498 | ||
42efa47a AC |
499 | /* DEPRECATED_FRAME_LOCALS_ADDRESS as been replaced by the per-frame |
500 | frame-base. Enable frame-base before frame-unwind. */ | |
501 | ||
983a287a | 502 | extern int gdbarch_frame_num_args_p (struct gdbarch *gdbarch); |
983a287a | 503 | |
104c1213 JM |
504 | typedef int (gdbarch_frame_num_args_ftype) (struct frame_info *frame); |
505 | extern int gdbarch_frame_num_args (struct gdbarch *gdbarch, struct frame_info *frame); | |
506 | extern void set_gdbarch_frame_num_args (struct gdbarch *gdbarch, gdbarch_frame_num_args_ftype *frame_num_args); | |
0f71a2f6 | 507 | |
dc604539 AC |
508 | extern int gdbarch_frame_align_p (struct gdbarch *gdbarch); |
509 | ||
510 | typedef CORE_ADDR (gdbarch_frame_align_ftype) (struct gdbarch *gdbarch, CORE_ADDR address); | |
511 | extern CORE_ADDR gdbarch_frame_align (struct gdbarch *gdbarch, CORE_ADDR address); | |
512 | extern void set_gdbarch_frame_align (struct gdbarch *gdbarch, gdbarch_frame_align_ftype *frame_align); | |
513 | ||
192cb3d4 MK |
514 | typedef int (gdbarch_stabs_argument_has_addr_ftype) (struct gdbarch *gdbarch, struct type *type); |
515 | extern int gdbarch_stabs_argument_has_addr (struct gdbarch *gdbarch, struct type *type); | |
516 | extern void set_gdbarch_stabs_argument_has_addr (struct gdbarch *gdbarch, gdbarch_stabs_argument_has_addr_ftype *stabs_argument_has_addr); | |
517 | ||
8b148df9 AC |
518 | extern int gdbarch_frame_red_zone_size (struct gdbarch *gdbarch); |
519 | extern void set_gdbarch_frame_red_zone_size (struct gdbarch *gdbarch, int frame_red_zone_size); | |
8b148df9 | 520 | |
e2d0e7eb AC |
521 | typedef CORE_ADDR (gdbarch_convert_from_func_ptr_addr_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr, struct target_ops *targ); |
522 | extern CORE_ADDR gdbarch_convert_from_func_ptr_addr (struct gdbarch *gdbarch, CORE_ADDR addr, struct target_ops *targ); | |
f517ea4e | 523 | extern void set_gdbarch_convert_from_func_ptr_addr (struct gdbarch *gdbarch, gdbarch_convert_from_func_ptr_addr_ftype *convert_from_func_ptr_addr); |
f517ea4e | 524 | |
875e1767 AC |
525 | /* On some machines there are bits in addresses which are not really |
526 | part of the address, but are used by the kernel, the hardware, etc. | |
bf6ae464 | 527 | for special purposes. gdbarch_addr_bits_remove takes out any such bits so |
875e1767 AC |
528 | we get a "real" address such as one would find in a symbol table. |
529 | This is used only for addresses of instructions, and even then I'm | |
530 | not sure it's used in all contexts. It exists to deal with there | |
531 | being a few stray bits in the PC which would mislead us, not as some | |
532 | sort of generic thing to handle alignment or segmentation (it's | |
533 | possible it should be in TARGET_READ_PC instead). */ | |
534 | ||
24568a2c | 535 | typedef CORE_ADDR (gdbarch_addr_bits_remove_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr); |
875e1767 AC |
536 | extern CORE_ADDR gdbarch_addr_bits_remove (struct gdbarch *gdbarch, CORE_ADDR addr); |
537 | extern void set_gdbarch_addr_bits_remove (struct gdbarch *gdbarch, gdbarch_addr_bits_remove_ftype *addr_bits_remove); | |
875e1767 | 538 | |
260edbc2 | 539 | /* It is not at all clear why gdbarch_smash_text_address is not folded into |
bf6ae464 | 540 | gdbarch_addr_bits_remove. */ |
181c1381 | 541 | |
24568a2c | 542 | typedef CORE_ADDR (gdbarch_smash_text_address_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr); |
181c1381 RE |
543 | extern CORE_ADDR gdbarch_smash_text_address (struct gdbarch *gdbarch, CORE_ADDR addr); |
544 | extern void set_gdbarch_smash_text_address (struct gdbarch *gdbarch, gdbarch_smash_text_address_ftype *smash_text_address); | |
181c1381 | 545 | |
e6590a1b UW |
546 | /* FIXME/cagney/2001-01-18: This should be split in two. A target method that |
547 | indicates if the target needs software single step. An ISA method to | |
548 | implement it. | |
64c4637f | 549 | |
e6590a1b UW |
550 | FIXME/cagney/2001-01-18: This should be replaced with something that inserts |
551 | breakpoints using the breakpoint system instead of blatting memory directly | |
552 | (as with rs6000). | |
64c4637f | 553 | |
e6590a1b UW |
554 | FIXME/cagney/2001-01-18: The logic is backwards. It should be asking if the |
555 | target can single step. If not, then implement single step using breakpoints. | |
556 | ||
557 | A return value of 1 means that the software_single_step breakpoints | |
558 | were inserted; 0 means they were not. */ | |
64c4637f | 559 | |
64c4637f | 560 | extern int gdbarch_software_single_step_p (struct gdbarch *gdbarch); |
64c4637f | 561 | |
0b1b3e42 UW |
562 | typedef int (gdbarch_software_single_step_ftype) (struct frame_info *frame); |
563 | extern int gdbarch_software_single_step (struct gdbarch *gdbarch, struct frame_info *frame); | |
64c4637f | 564 | extern void set_gdbarch_software_single_step (struct gdbarch *gdbarch, gdbarch_software_single_step_ftype *software_single_step); |
64c4637f | 565 | |
3352ef37 AC |
566 | /* Return non-zero if the processor is executing a delay slot and a |
567 | further single-step is needed before the instruction finishes. */ | |
568 | ||
569 | extern int gdbarch_single_step_through_delay_p (struct gdbarch *gdbarch); | |
570 | ||
571 | typedef int (gdbarch_single_step_through_delay_ftype) (struct gdbarch *gdbarch, struct frame_info *frame); | |
572 | extern int gdbarch_single_step_through_delay (struct gdbarch *gdbarch, struct frame_info *frame); | |
573 | extern void set_gdbarch_single_step_through_delay (struct gdbarch *gdbarch, gdbarch_single_step_through_delay_ftype *single_step_through_delay); | |
574 | ||
f6c40618 | 575 | /* FIXME: cagney/2003-08-28: Need to find a better way of selecting the |
b2fa5097 | 576 | disassembler. Perhaps objdump can handle it? */ |
f6c40618 | 577 | |
a89aa300 AC |
578 | typedef int (gdbarch_print_insn_ftype) (bfd_vma vma, struct disassemble_info *info); |
579 | extern int gdbarch_print_insn (struct gdbarch *gdbarch, bfd_vma vma, struct disassemble_info *info); | |
2bf0cb65 | 580 | extern void set_gdbarch_print_insn (struct gdbarch *gdbarch, gdbarch_print_insn_ftype *print_insn); |
2bf0cb65 | 581 | |
52f729a7 UW |
582 | typedef CORE_ADDR (gdbarch_skip_trampoline_code_ftype) (struct frame_info *frame, CORE_ADDR pc); |
583 | extern CORE_ADDR gdbarch_skip_trampoline_code (struct gdbarch *gdbarch, struct frame_info *frame, CORE_ADDR pc); | |
bdcd319a | 584 | extern void set_gdbarch_skip_trampoline_code (struct gdbarch *gdbarch, gdbarch_skip_trampoline_code_ftype *skip_trampoline_code); |
bdcd319a | 585 | |
cfd8ab24 | 586 | /* If in_solib_dynsym_resolve_code() returns true, and SKIP_SOLIB_RESOLVER |
dea0c52f MK |
587 | evaluates non-zero, this is the address where the debugger will place |
588 | a step-resume breakpoint to get us past the dynamic linker. */ | |
589 | ||
4c8c40e6 | 590 | typedef CORE_ADDR (gdbarch_skip_solib_resolver_ftype) (struct gdbarch *gdbarch, CORE_ADDR pc); |
dea0c52f MK |
591 | extern CORE_ADDR gdbarch_skip_solib_resolver (struct gdbarch *gdbarch, CORE_ADDR pc); |
592 | extern void set_gdbarch_skip_solib_resolver (struct gdbarch *gdbarch, gdbarch_skip_solib_resolver_ftype *skip_solib_resolver); | |
dea0c52f | 593 | |
d50355b6 MS |
594 | /* Some systems also have trampoline code for returning from shared libs. */ |
595 | ||
e17a4113 | 596 | typedef int (gdbarch_in_solib_return_trampoline_ftype) (struct gdbarch *gdbarch, CORE_ADDR pc, char *name); |
d50355b6 MS |
597 | extern int gdbarch_in_solib_return_trampoline (struct gdbarch *gdbarch, CORE_ADDR pc, char *name); |
598 | extern void set_gdbarch_in_solib_return_trampoline (struct gdbarch *gdbarch, gdbarch_in_solib_return_trampoline_ftype *in_solib_return_trampoline); | |
d50355b6 | 599 | |
c12260ac CV |
600 | /* A target might have problems with watchpoints as soon as the stack |
601 | frame of the current function has been destroyed. This mostly happens | |
602 | as the first action in a funtion's epilogue. in_function_epilogue_p() | |
603 | is defined to return a non-zero value if either the given addr is one | |
604 | instruction after the stack destroying instruction up to the trailing | |
605 | return instruction or if we can figure out that the stack frame has | |
606 | already been invalidated regardless of the value of addr. Targets | |
607 | which don't suffer from that problem could just let this functionality | |
608 | untouched. */ | |
609 | ||
610 | typedef int (gdbarch_in_function_epilogue_p_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr); | |
611 | extern int gdbarch_in_function_epilogue_p (struct gdbarch *gdbarch, CORE_ADDR addr); | |
612 | extern void set_gdbarch_in_function_epilogue_p (struct gdbarch *gdbarch, gdbarch_in_function_epilogue_p_ftype *in_function_epilogue_p); | |
613 | ||
a2cf933a EZ |
614 | typedef void (gdbarch_elf_make_msymbol_special_ftype) (asymbol *sym, struct minimal_symbol *msym); |
615 | extern void gdbarch_elf_make_msymbol_special (struct gdbarch *gdbarch, asymbol *sym, struct minimal_symbol *msym); | |
616 | extern void set_gdbarch_elf_make_msymbol_special (struct gdbarch *gdbarch, gdbarch_elf_make_msymbol_special_ftype *elf_make_msymbol_special); | |
a2cf933a | 617 | |
a2cf933a EZ |
618 | typedef void (gdbarch_coff_make_msymbol_special_ftype) (int val, struct minimal_symbol *msym); |
619 | extern void gdbarch_coff_make_msymbol_special (struct gdbarch *gdbarch, int val, struct minimal_symbol *msym); | |
620 | extern void set_gdbarch_coff_make_msymbol_special (struct gdbarch *gdbarch, gdbarch_coff_make_msymbol_special_ftype *coff_make_msymbol_special); | |
a2cf933a | 621 | |
c4ed33b9 AC |
622 | extern int gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch); |
623 | extern void set_gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch, int cannot_step_breakpoint); | |
c4ed33b9 | 624 | |
f74fa174 MM |
625 | extern int gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch); |
626 | extern void set_gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch, int have_nonsteppable_watchpoint); | |
f74fa174 | 627 | |
8b2dbe47 | 628 | extern int gdbarch_address_class_type_flags_p (struct gdbarch *gdbarch); |
8b2dbe47 | 629 | |
8b2dbe47 KB |
630 | typedef int (gdbarch_address_class_type_flags_ftype) (int byte_size, int dwarf2_addr_class); |
631 | extern int gdbarch_address_class_type_flags (struct gdbarch *gdbarch, int byte_size, int dwarf2_addr_class); | |
632 | extern void set_gdbarch_address_class_type_flags (struct gdbarch *gdbarch, gdbarch_address_class_type_flags_ftype *address_class_type_flags); | |
8b2dbe47 | 633 | |
8b2dbe47 | 634 | extern int gdbarch_address_class_type_flags_to_name_p (struct gdbarch *gdbarch); |
8b2dbe47 | 635 | |
321432c0 KB |
636 | typedef const char * (gdbarch_address_class_type_flags_to_name_ftype) (struct gdbarch *gdbarch, int type_flags); |
637 | extern const char * gdbarch_address_class_type_flags_to_name (struct gdbarch *gdbarch, int type_flags); | |
8b2dbe47 | 638 | extern void set_gdbarch_address_class_type_flags_to_name (struct gdbarch *gdbarch, gdbarch_address_class_type_flags_to_name_ftype *address_class_type_flags_to_name); |
8b2dbe47 KB |
639 | |
640 | extern int gdbarch_address_class_name_to_type_flags_p (struct gdbarch *gdbarch); | |
8b2dbe47 | 641 | |
321432c0 KB |
642 | typedef int (gdbarch_address_class_name_to_type_flags_ftype) (struct gdbarch *gdbarch, const char *name, int *type_flags_ptr); |
643 | extern int gdbarch_address_class_name_to_type_flags (struct gdbarch *gdbarch, const char *name, int *type_flags_ptr); | |
8b2dbe47 | 644 | extern void set_gdbarch_address_class_name_to_type_flags (struct gdbarch *gdbarch, gdbarch_address_class_name_to_type_flags_ftype *address_class_name_to_type_flags); |
8b2dbe47 | 645 | |
b59ff9d5 AC |
646 | /* Is a register in a group */ |
647 | ||
648 | typedef int (gdbarch_register_reggroup_p_ftype) (struct gdbarch *gdbarch, int regnum, struct reggroup *reggroup); | |
649 | extern int gdbarch_register_reggroup_p (struct gdbarch *gdbarch, int regnum, struct reggroup *reggroup); | |
650 | extern void set_gdbarch_register_reggroup_p (struct gdbarch *gdbarch, gdbarch_register_reggroup_p_ftype *register_reggroup_p); | |
651 | ||
2e092625 | 652 | /* Fetch the pointer to the ith function argument. */ |
143985b7 | 653 | |
143985b7 | 654 | extern int gdbarch_fetch_pointer_argument_p (struct gdbarch *gdbarch); |
143985b7 | 655 | |
143985b7 AF |
656 | typedef CORE_ADDR (gdbarch_fetch_pointer_argument_ftype) (struct frame_info *frame, int argi, struct type *type); |
657 | extern CORE_ADDR gdbarch_fetch_pointer_argument (struct gdbarch *gdbarch, struct frame_info *frame, int argi, struct type *type); | |
658 | extern void set_gdbarch_fetch_pointer_argument (struct gdbarch *gdbarch, gdbarch_fetch_pointer_argument_ftype *fetch_pointer_argument); | |
143985b7 | 659 | |
6ce6d90f MK |
660 | /* Return the appropriate register set for a core file section with |
661 | name SECT_NAME and size SECT_SIZE. */ | |
662 | ||
663 | extern int gdbarch_regset_from_core_section_p (struct gdbarch *gdbarch); | |
664 | ||
665 | typedef const struct regset * (gdbarch_regset_from_core_section_ftype) (struct gdbarch *gdbarch, const char *sect_name, size_t sect_size); | |
666 | extern const struct regset * gdbarch_regset_from_core_section (struct gdbarch *gdbarch, const char *sect_name, size_t sect_size); | |
667 | extern void set_gdbarch_regset_from_core_section (struct gdbarch *gdbarch, gdbarch_regset_from_core_section_ftype *regset_from_core_section); | |
668 | ||
959b8724 PA |
669 | /* When creating core dumps, some systems encode the PID in addition |
670 | to the LWP id in core file register section names. In those cases, the | |
671 | "XXX" in ".reg/XXX" is encoded as [LWPID << 16 | PID]. This setting | |
672 | is set to true for such architectures; false if "XXX" represents an LWP | |
673 | or thread id with no special encoding. */ | |
674 | ||
675 | extern int gdbarch_core_reg_section_encodes_pid (struct gdbarch *gdbarch); | |
676 | extern void set_gdbarch_core_reg_section_encodes_pid (struct gdbarch *gdbarch, int core_reg_section_encodes_pid); | |
677 | ||
17ea7499 CES |
678 | /* Supported register notes in a core file. */ |
679 | ||
680 | extern struct core_regset_section * gdbarch_core_regset_sections (struct gdbarch *gdbarch); | |
681 | extern void set_gdbarch_core_regset_sections (struct gdbarch *gdbarch, struct core_regset_section * core_regset_sections); | |
682 | ||
de584861 PA |
683 | /* Read offset OFFSET of TARGET_OBJECT_LIBRARIES formatted shared libraries list from |
684 | core file into buffer READBUF with length LEN. */ | |
685 | ||
686 | extern int gdbarch_core_xfer_shared_libraries_p (struct gdbarch *gdbarch); | |
687 | ||
688 | typedef LONGEST (gdbarch_core_xfer_shared_libraries_ftype) (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, LONGEST len); | |
689 | extern LONGEST gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, LONGEST len); | |
690 | extern void set_gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch, gdbarch_core_xfer_shared_libraries_ftype *core_xfer_shared_libraries); | |
691 | ||
c0edd9ed | 692 | /* How the core target converts a PTID from a core file to a string. */ |
28439f5e PA |
693 | |
694 | extern int gdbarch_core_pid_to_str_p (struct gdbarch *gdbarch); | |
695 | ||
696 | typedef char * (gdbarch_core_pid_to_str_ftype) (struct gdbarch *gdbarch, ptid_t ptid); | |
697 | extern char * gdbarch_core_pid_to_str (struct gdbarch *gdbarch, ptid_t ptid); | |
698 | extern void set_gdbarch_core_pid_to_str (struct gdbarch *gdbarch, gdbarch_core_pid_to_str_ftype *core_pid_to_str); | |
699 | ||
a78c2d62 UW |
700 | /* BFD target to use when generating a core file. */ |
701 | ||
702 | extern int gdbarch_gcore_bfd_target_p (struct gdbarch *gdbarch); | |
703 | ||
704 | extern const char * gdbarch_gcore_bfd_target (struct gdbarch *gdbarch); | |
705 | extern void set_gdbarch_gcore_bfd_target (struct gdbarch *gdbarch, const char * gcore_bfd_target); | |
706 | ||
0d5de010 DJ |
707 | /* If the elements of C++ vtables are in-place function descriptors rather |
708 | than normal function pointers (which may point to code or a descriptor), | |
709 | set this to one. */ | |
710 | ||
711 | extern int gdbarch_vtable_function_descriptors (struct gdbarch *gdbarch); | |
712 | extern void set_gdbarch_vtable_function_descriptors (struct gdbarch *gdbarch, int vtable_function_descriptors); | |
713 | ||
714 | /* Set if the least significant bit of the delta is used instead of the least | |
715 | significant bit of the pfn for pointers to virtual member functions. */ | |
716 | ||
717 | extern int gdbarch_vbit_in_delta (struct gdbarch *gdbarch); | |
718 | extern void set_gdbarch_vbit_in_delta (struct gdbarch *gdbarch, int vbit_in_delta); | |
719 | ||
6d350bb5 UW |
720 | /* Advance PC to next instruction in order to skip a permanent breakpoint. */ |
721 | ||
722 | extern int gdbarch_skip_permanent_breakpoint_p (struct gdbarch *gdbarch); | |
723 | ||
724 | typedef void (gdbarch_skip_permanent_breakpoint_ftype) (struct regcache *regcache); | |
725 | extern void gdbarch_skip_permanent_breakpoint (struct gdbarch *gdbarch, struct regcache *regcache); | |
726 | extern void set_gdbarch_skip_permanent_breakpoint (struct gdbarch *gdbarch, gdbarch_skip_permanent_breakpoint_ftype *skip_permanent_breakpoint); | |
727 | ||
237fc4c9 PA |
728 | /* The maximum length of an instruction on this architecture. */ |
729 | ||
730 | extern int gdbarch_max_insn_length_p (struct gdbarch *gdbarch); | |
731 | ||
732 | extern ULONGEST gdbarch_max_insn_length (struct gdbarch *gdbarch); | |
733 | extern void set_gdbarch_max_insn_length (struct gdbarch *gdbarch, ULONGEST max_insn_length); | |
734 | ||
735 | /* Copy the instruction at FROM to TO, and make any adjustments | |
736 | necessary to single-step it at that address. | |
737 | ||
738 | REGS holds the state the thread's registers will have before | |
739 | executing the copied instruction; the PC in REGS will refer to FROM, | |
740 | not the copy at TO. The caller should update it to point at TO later. | |
741 | ||
742 | Return a pointer to data of the architecture's choice to be passed | |
743 | to gdbarch_displaced_step_fixup. Or, return NULL to indicate that | |
744 | the instruction's effects have been completely simulated, with the | |
745 | resulting state written back to REGS. | |
746 | ||
747 | For a general explanation of displaced stepping and how GDB uses it, | |
748 | see the comments in infrun.c. | |
749 | ||
750 | The TO area is only guaranteed to have space for | |
751 | gdbarch_max_insn_length (arch) bytes, so this function must not | |
752 | write more bytes than that to that area. | |
753 | ||
754 | If you do not provide this function, GDB assumes that the | |
755 | architecture does not support displaced stepping. | |
756 | ||
757 | If your architecture doesn't need to adjust instructions before | |
758 | single-stepping them, consider using simple_displaced_step_copy_insn | |
759 | here. */ | |
760 | ||
761 | extern int gdbarch_displaced_step_copy_insn_p (struct gdbarch *gdbarch); | |
762 | ||
763 | typedef struct displaced_step_closure * (gdbarch_displaced_step_copy_insn_ftype) (struct gdbarch *gdbarch, CORE_ADDR from, CORE_ADDR to, struct regcache *regs); | |
764 | extern struct displaced_step_closure * gdbarch_displaced_step_copy_insn (struct gdbarch *gdbarch, CORE_ADDR from, CORE_ADDR to, struct regcache *regs); | |
765 | extern void set_gdbarch_displaced_step_copy_insn (struct gdbarch *gdbarch, gdbarch_displaced_step_copy_insn_ftype *displaced_step_copy_insn); | |
766 | ||
99e40580 UW |
767 | /* Return true if GDB should use hardware single-stepping to execute |
768 | the displaced instruction identified by CLOSURE. If false, | |
769 | GDB will simply restart execution at the displaced instruction | |
770 | location, and it is up to the target to ensure GDB will receive | |
771 | control again (e.g. by placing a software breakpoint instruction | |
772 | into the displaced instruction buffer). | |
773 | ||
774 | The default implementation returns false on all targets that | |
775 | provide a gdbarch_software_single_step routine, and true otherwise. */ | |
776 | ||
777 | typedef int (gdbarch_displaced_step_hw_singlestep_ftype) (struct gdbarch *gdbarch, struct displaced_step_closure *closure); | |
778 | extern int gdbarch_displaced_step_hw_singlestep (struct gdbarch *gdbarch, struct displaced_step_closure *closure); | |
779 | extern void set_gdbarch_displaced_step_hw_singlestep (struct gdbarch *gdbarch, gdbarch_displaced_step_hw_singlestep_ftype *displaced_step_hw_singlestep); | |
780 | ||
237fc4c9 PA |
781 | /* Fix up the state resulting from successfully single-stepping a |
782 | displaced instruction, to give the result we would have gotten from | |
783 | stepping the instruction in its original location. | |
784 | ||
785 | REGS is the register state resulting from single-stepping the | |
786 | displaced instruction. | |
787 | ||
788 | CLOSURE is the result from the matching call to | |
789 | gdbarch_displaced_step_copy_insn. | |
790 | ||
791 | If you provide gdbarch_displaced_step_copy_insn.but not this | |
792 | function, then GDB assumes that no fixup is needed after | |
793 | single-stepping the instruction. | |
794 | ||
795 | For a general explanation of displaced stepping and how GDB uses it, | |
796 | see the comments in infrun.c. */ | |
797 | ||
798 | extern int gdbarch_displaced_step_fixup_p (struct gdbarch *gdbarch); | |
799 | ||
800 | typedef void (gdbarch_displaced_step_fixup_ftype) (struct gdbarch *gdbarch, struct displaced_step_closure *closure, CORE_ADDR from, CORE_ADDR to, struct regcache *regs); | |
801 | extern void gdbarch_displaced_step_fixup (struct gdbarch *gdbarch, struct displaced_step_closure *closure, CORE_ADDR from, CORE_ADDR to, struct regcache *regs); | |
802 | extern void set_gdbarch_displaced_step_fixup (struct gdbarch *gdbarch, gdbarch_displaced_step_fixup_ftype *displaced_step_fixup); | |
803 | ||
804 | /* Free a closure returned by gdbarch_displaced_step_copy_insn. | |
805 | ||
806 | If you provide gdbarch_displaced_step_copy_insn, you must provide | |
807 | this function as well. | |
808 | ||
809 | If your architecture uses closures that don't need to be freed, then | |
810 | you can use simple_displaced_step_free_closure here. | |
811 | ||
812 | For a general explanation of displaced stepping and how GDB uses it, | |
813 | see the comments in infrun.c. */ | |
814 | ||
815 | typedef void (gdbarch_displaced_step_free_closure_ftype) (struct gdbarch *gdbarch, struct displaced_step_closure *closure); | |
816 | extern void gdbarch_displaced_step_free_closure (struct gdbarch *gdbarch, struct displaced_step_closure *closure); | |
817 | extern void set_gdbarch_displaced_step_free_closure (struct gdbarch *gdbarch, gdbarch_displaced_step_free_closure_ftype *displaced_step_free_closure); | |
818 | ||
819 | /* Return the address of an appropriate place to put displaced | |
820 | instructions while we step over them. There need only be one such | |
821 | place, since we're only stepping one thread over a breakpoint at a | |
822 | time. | |
823 | ||
824 | For a general explanation of displaced stepping and how GDB uses it, | |
825 | see the comments in infrun.c. */ | |
826 | ||
827 | typedef CORE_ADDR (gdbarch_displaced_step_location_ftype) (struct gdbarch *gdbarch); | |
828 | extern CORE_ADDR gdbarch_displaced_step_location (struct gdbarch *gdbarch); | |
829 | extern void set_gdbarch_displaced_step_location (struct gdbarch *gdbarch, gdbarch_displaced_step_location_ftype *displaced_step_location); | |
830 | ||
dde08ee1 PA |
831 | /* Relocate an instruction to execute at a different address. OLDLOC |
832 | is the address in the inferior memory where the instruction to | |
833 | relocate is currently at. On input, TO points to the destination | |
834 | where we want the instruction to be copied (and possibly adjusted) | |
835 | to. On output, it points to one past the end of the resulting | |
836 | instruction(s). The effect of executing the instruction at TO shall | |
837 | be the same as if executing it at FROM. For example, call | |
838 | instructions that implicitly push the return address on the stack | |
839 | should be adjusted to return to the instruction after OLDLOC; | |
840 | relative branches, and other PC-relative instructions need the | |
841 | offset adjusted; etc. */ | |
842 | ||
843 | extern int gdbarch_relocate_instruction_p (struct gdbarch *gdbarch); | |
844 | ||
845 | typedef void (gdbarch_relocate_instruction_ftype) (struct gdbarch *gdbarch, CORE_ADDR *to, CORE_ADDR from); | |
846 | extern void gdbarch_relocate_instruction (struct gdbarch *gdbarch, CORE_ADDR *to, CORE_ADDR from); | |
847 | extern void set_gdbarch_relocate_instruction (struct gdbarch *gdbarch, gdbarch_relocate_instruction_ftype *relocate_instruction); | |
848 | ||
1c772458 UW |
849 | /* Refresh overlay mapped state for section OSECT. */ |
850 | ||
851 | extern int gdbarch_overlay_update_p (struct gdbarch *gdbarch); | |
852 | ||
853 | typedef void (gdbarch_overlay_update_ftype) (struct obj_section *osect); | |
854 | extern void gdbarch_overlay_update (struct gdbarch *gdbarch, struct obj_section *osect); | |
855 | extern void set_gdbarch_overlay_update (struct gdbarch *gdbarch, gdbarch_overlay_update_ftype *overlay_update); | |
856 | ||
4eb0ad19 DJ |
857 | extern int gdbarch_core_read_description_p (struct gdbarch *gdbarch); |
858 | ||
859 | typedef const struct target_desc * (gdbarch_core_read_description_ftype) (struct gdbarch *gdbarch, struct target_ops *target, bfd *abfd); | |
860 | extern const struct target_desc * gdbarch_core_read_description (struct gdbarch *gdbarch, struct target_ops *target, bfd *abfd); | |
861 | extern void set_gdbarch_core_read_description (struct gdbarch *gdbarch, gdbarch_core_read_description_ftype *core_read_description); | |
862 | ||
149ad273 UW |
863 | /* Handle special encoding of static variables in stabs debug info. */ |
864 | ||
865 | extern int gdbarch_static_transform_name_p (struct gdbarch *gdbarch); | |
866 | ||
867 | typedef char * (gdbarch_static_transform_name_ftype) (char *name); | |
868 | extern char * gdbarch_static_transform_name (struct gdbarch *gdbarch, char *name); | |
869 | extern void set_gdbarch_static_transform_name (struct gdbarch *gdbarch, gdbarch_static_transform_name_ftype *static_transform_name); | |
870 | ||
203c3895 UW |
871 | /* Set if the address in N_SO or N_FUN stabs may be zero. */ |
872 | ||
873 | extern int gdbarch_sofun_address_maybe_missing (struct gdbarch *gdbarch); | |
874 | extern void set_gdbarch_sofun_address_maybe_missing (struct gdbarch *gdbarch, int sofun_address_maybe_missing); | |
875 | ||
0508c3ec HZ |
876 | /* Parse the instruction at ADDR storing in the record execution log |
877 | the registers REGCACHE and memory ranges that will be affected when | |
878 | the instruction executes, along with their current values. | |
879 | Return -1 if something goes wrong, 0 otherwise. */ | |
880 | ||
881 | extern int gdbarch_process_record_p (struct gdbarch *gdbarch); | |
882 | ||
883 | typedef int (gdbarch_process_record_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR addr); | |
884 | extern int gdbarch_process_record (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR addr); | |
885 | extern void set_gdbarch_process_record (struct gdbarch *gdbarch, gdbarch_process_record_ftype *process_record); | |
3846b520 HZ |
886 | |
887 | /* Save process state after a signal. | |
888 | Return -1 if something goes wrong, 0 otherwise. */ | |
889 | ||
890 | extern int gdbarch_process_record_signal_p (struct gdbarch *gdbarch); | |
891 | ||
892 | typedef int (gdbarch_process_record_signal_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, enum target_signal signal); | |
893 | extern int gdbarch_process_record_signal (struct gdbarch *gdbarch, struct regcache *regcache, enum target_signal signal); | |
894 | extern void set_gdbarch_process_record_signal (struct gdbarch *gdbarch, gdbarch_process_record_signal_ftype *process_record_signal); | |
0508c3ec | 895 | |
1cded358 AR |
896 | /* Signal translation: translate inferior's signal (host's) number into |
897 | GDB's representation. */ | |
898 | ||
899 | typedef enum target_signal (gdbarch_target_signal_from_host_ftype) (struct gdbarch *gdbarch, int signo); | |
900 | extern enum target_signal gdbarch_target_signal_from_host (struct gdbarch *gdbarch, int signo); | |
901 | extern void set_gdbarch_target_signal_from_host (struct gdbarch *gdbarch, gdbarch_target_signal_from_host_ftype *target_signal_from_host); | |
902 | ||
903 | /* Signal translation: translate GDB's signal number into inferior's host | |
904 | signal number. */ | |
905 | ||
906 | typedef int (gdbarch_target_signal_to_host_ftype) (struct gdbarch *gdbarch, enum target_signal ts); | |
907 | extern int gdbarch_target_signal_to_host (struct gdbarch *gdbarch, enum target_signal ts); | |
908 | extern void set_gdbarch_target_signal_to_host (struct gdbarch *gdbarch, gdbarch_target_signal_to_host_ftype *target_signal_to_host); | |
909 | ||
4aa995e1 | 910 | /* Extra signal info inspection. |
959b8724 | 911 | |
4aa995e1 PA |
912 | Return a type suitable to inspect extra signal information. */ |
913 | ||
914 | extern int gdbarch_get_siginfo_type_p (struct gdbarch *gdbarch); | |
915 | ||
916 | typedef struct type * (gdbarch_get_siginfo_type_ftype) (struct gdbarch *gdbarch); | |
917 | extern struct type * gdbarch_get_siginfo_type (struct gdbarch *gdbarch); | |
918 | extern void set_gdbarch_get_siginfo_type (struct gdbarch *gdbarch, gdbarch_get_siginfo_type_ftype *get_siginfo_type); | |
919 | ||
60c5725c DJ |
920 | /* Record architecture-specific information from the symbol table. */ |
921 | ||
922 | extern int gdbarch_record_special_symbol_p (struct gdbarch *gdbarch); | |
923 | ||
924 | typedef void (gdbarch_record_special_symbol_ftype) (struct gdbarch *gdbarch, struct objfile *objfile, asymbol *sym); | |
925 | extern void gdbarch_record_special_symbol (struct gdbarch *gdbarch, struct objfile *objfile, asymbol *sym); | |
926 | extern void set_gdbarch_record_special_symbol (struct gdbarch *gdbarch, gdbarch_record_special_symbol_ftype *record_special_symbol); | |
927 | ||
a96d9b2e SDJ |
928 | /* Function for the 'catch syscall' feature. |
929 | Get architecture-specific system calls information from registers. */ | |
930 | ||
931 | extern int gdbarch_get_syscall_number_p (struct gdbarch *gdbarch); | |
932 | ||
933 | typedef LONGEST (gdbarch_get_syscall_number_ftype) (struct gdbarch *gdbarch, ptid_t ptid); | |
934 | extern LONGEST gdbarch_get_syscall_number (struct gdbarch *gdbarch, ptid_t ptid); | |
935 | extern void set_gdbarch_get_syscall_number (struct gdbarch *gdbarch, gdbarch_get_syscall_number_ftype *get_syscall_number); | |
936 | ||
50c71eaf | 937 | /* True if the list of shared libraries is one and only for all |
9bc9e927 | 938 | processes, as opposed to a list of shared libraries per inferior. |
2567c7d9 PA |
939 | This usually means that all processes, although may or may not share |
940 | an address space, will see the same set of symbols at the same | |
941 | addresses. */ | |
50c71eaf PA |
942 | |
943 | extern int gdbarch_has_global_solist (struct gdbarch *gdbarch); | |
944 | extern void set_gdbarch_has_global_solist (struct gdbarch *gdbarch, int has_global_solist); | |
945 | ||
2567c7d9 PA |
946 | /* On some targets, even though each inferior has its own private |
947 | address space, the debug interface takes care of making breakpoints | |
948 | visible to all address spaces automatically. For such cases, | |
949 | this property should be set to true. */ | |
950 | ||
951 | extern int gdbarch_has_global_breakpoints (struct gdbarch *gdbarch); | |
952 | extern void set_gdbarch_has_global_breakpoints (struct gdbarch *gdbarch, int has_global_breakpoints); | |
953 | ||
6c95b8df PA |
954 | /* True if inferiors share an address space (e.g., uClinux). */ |
955 | ||
956 | typedef int (gdbarch_has_shared_address_space_ftype) (struct gdbarch *gdbarch); | |
957 | extern int gdbarch_has_shared_address_space (struct gdbarch *gdbarch); | |
958 | extern void set_gdbarch_has_shared_address_space (struct gdbarch *gdbarch, gdbarch_has_shared_address_space_ftype *has_shared_address_space); | |
959 | ||
7a697b8d SS |
960 | /* True if a fast tracepoint can be set at an address. */ |
961 | ||
962 | typedef int (gdbarch_fast_tracepoint_valid_at_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr, int *isize, char **msg); | |
963 | extern int gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, CORE_ADDR addr, int *isize, char **msg); | |
964 | extern void set_gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, gdbarch_fast_tracepoint_valid_at_ftype *fast_tracepoint_valid_at); | |
965 | ||
f870a310 TT |
966 | /* Return the "auto" target charset. */ |
967 | ||
968 | typedef const char * (gdbarch_auto_charset_ftype) (void); | |
969 | extern const char * gdbarch_auto_charset (struct gdbarch *gdbarch); | |
970 | extern void set_gdbarch_auto_charset (struct gdbarch *gdbarch, gdbarch_auto_charset_ftype *auto_charset); | |
971 | ||
972 | /* Return the "auto" target wide charset. */ | |
973 | ||
974 | typedef const char * (gdbarch_auto_wide_charset_ftype) (void); | |
975 | extern const char * gdbarch_auto_wide_charset (struct gdbarch *gdbarch); | |
976 | extern void set_gdbarch_auto_wide_charset (struct gdbarch *gdbarch, gdbarch_auto_wide_charset_ftype *auto_wide_charset); | |
977 | ||
08105857 PA |
978 | /* If non-empty, this is a file extension that will be opened in place |
979 | of the file extension reported by the shared library list. | |
980 | ||
981 | This is most useful for toolchains that use a post-linker tool, | |
982 | where the names of the files run on the target differ in extension | |
983 | compared to the names of the files GDB should load for debug info. */ | |
984 | ||
985 | extern const char * gdbarch_solib_symbols_extension (struct gdbarch *gdbarch); | |
986 | extern void set_gdbarch_solib_symbols_extension (struct gdbarch *gdbarch, const char * solib_symbols_extension); | |
987 | ||
1412f70b HZ |
988 | /* If true, the target OS has DOS-based file system semantics. That |
989 | is, absolute paths include a drive name, and the backslash is | |
990 | considered a directory separator. */ | |
ab38a727 PA |
991 | |
992 | extern int gdbarch_has_dos_based_file_system (struct gdbarch *gdbarch); | |
993 | extern void set_gdbarch_has_dos_based_file_system (struct gdbarch *gdbarch, int has_dos_based_file_system); | |
994 | ||
a96d9b2e SDJ |
995 | /* Definition for an unknown syscall, used basically in error-cases. */ |
996 | #define UNKNOWN_SYSCALL (-1) | |
997 | ||
104c1213 | 998 | extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch); |
0f71a2f6 JM |
999 | |
1000 | ||
1001 | /* Mechanism for co-ordinating the selection of a specific | |
1002 | architecture. | |
1003 | ||
1004 | GDB targets (*-tdep.c) can register an interest in a specific | |
1005 | architecture. Other GDB components can register a need to maintain | |
1006 | per-architecture data. | |
1007 | ||
1008 | The mechanisms below ensures that there is only a loose connection | |
1009 | between the set-architecture command and the various GDB | |
99e7bb18 | 1010 | components. Each component can independently register their need |
0f71a2f6 JM |
1011 | to maintain architecture specific data with gdbarch. |
1012 | ||
1013 | Pragmatics: | |
1014 | ||
1015 | Previously, a single TARGET_ARCHITECTURE_HOOK was provided. It | |
1016 | didn't scale. | |
1017 | ||
1018 | The more traditional mega-struct containing architecture specific | |
1019 | data for all the various GDB components was also considered. Since | |
99e7bb18 | 1020 | GDB is built from a variable number of (fairly independent) |
0f71a2f6 JM |
1021 | components it was determined that the global aproach was not |
1022 | applicable. */ | |
1023 | ||
1024 | ||
1025 | /* Register a new architectural family with GDB. | |
1026 | ||
1027 | Register support for the specified ARCHITECTURE with GDB. When | |
1028 | gdbarch determines that the specified architecture has been | |
1029 | selected, the corresponding INIT function is called. | |
1030 | ||
1031 | -- | |
1032 | ||
1033 | The INIT function takes two parameters: INFO which contains the | |
1034 | information available to gdbarch about the (possibly new) | |
1035 | architecture; ARCHES which is a list of the previously created | |
1036 | ``struct gdbarch'' for this architecture. | |
1037 | ||
0f79675b | 1038 | The INFO parameter is, as far as possible, be pre-initialized with |
7a107747 | 1039 | information obtained from INFO.ABFD or the global defaults. |
0f79675b AC |
1040 | |
1041 | The ARCHES parameter is a linked list (sorted most recently used) | |
1042 | of all the previously created architures for this architecture | |
1043 | family. The (possibly NULL) ARCHES->gdbarch can used to access | |
1044 | values from the previously selected architecture for this | |
59837fe0 | 1045 | architecture family. |
0f71a2f6 JM |
1046 | |
1047 | The INIT function shall return any of: NULL - indicating that it | |
ec3d358c | 1048 | doesn't recognize the selected architecture; an existing ``struct |
0f71a2f6 JM |
1049 | gdbarch'' from the ARCHES list - indicating that the new |
1050 | architecture is just a synonym for an earlier architecture (see | |
1051 | gdbarch_list_lookup_by_info()); a newly created ``struct gdbarch'' | |
4b9b3959 AC |
1052 | - that describes the selected architecture (see gdbarch_alloc()). |
1053 | ||
1054 | The DUMP_TDEP function shall print out all target specific values. | |
1055 | Care should be taken to ensure that the function works in both the | |
1056 | multi-arch and non- multi-arch cases. */ | |
0f71a2f6 | 1057 | |
adf40b2e JM |
1058 | struct gdbarch_list |
1059 | { | |
1060 | struct gdbarch *gdbarch; | |
1061 | struct gdbarch_list *next; | |
1062 | }; | |
0f71a2f6 | 1063 | |
adf40b2e JM |
1064 | struct gdbarch_info |
1065 | { | |
adf40b2e JM |
1066 | /* Use default: NULL (ZERO). */ |
1067 | const struct bfd_arch_info *bfd_arch_info; | |
0f71a2f6 | 1068 | |
428721aa | 1069 | /* Use default: BFD_ENDIAN_UNKNOWN (NB: is not ZERO). */ |
adf40b2e | 1070 | int byte_order; |
0f71a2f6 | 1071 | |
9d4fde75 SS |
1072 | int byte_order_for_code; |
1073 | ||
adf40b2e JM |
1074 | /* Use default: NULL (ZERO). */ |
1075 | bfd *abfd; | |
0f71a2f6 | 1076 | |
adf40b2e JM |
1077 | /* Use default: NULL (ZERO). */ |
1078 | struct gdbarch_tdep_info *tdep_info; | |
4be87837 DJ |
1079 | |
1080 | /* Use default: GDB_OSABI_UNINITIALIZED (-1). */ | |
1081 | enum gdb_osabi osabi; | |
424163ea DJ |
1082 | |
1083 | /* Use default: NULL (ZERO). */ | |
1084 | const struct target_desc *target_desc; | |
adf40b2e | 1085 | }; |
0f71a2f6 | 1086 | |
104c1213 | 1087 | typedef struct gdbarch *(gdbarch_init_ftype) (struct gdbarch_info info, struct gdbarch_list *arches); |
4b9b3959 | 1088 | typedef void (gdbarch_dump_tdep_ftype) (struct gdbarch *gdbarch, struct ui_file *file); |
0f71a2f6 | 1089 | |
4b9b3959 | 1090 | /* DEPRECATED - use gdbarch_register() */ |
104c1213 | 1091 | extern void register_gdbarch_init (enum bfd_architecture architecture, gdbarch_init_ftype *); |
0f71a2f6 | 1092 | |
4b9b3959 AC |
1093 | extern void gdbarch_register (enum bfd_architecture architecture, |
1094 | gdbarch_init_ftype *, | |
1095 | gdbarch_dump_tdep_ftype *); | |
1096 | ||
0f71a2f6 | 1097 | |
b4a20239 AC |
1098 | /* Return a freshly allocated, NULL terminated, array of the valid |
1099 | architecture names. Since architectures are registered during the | |
1100 | _initialize phase this function only returns useful information | |
1101 | once initialization has been completed. */ | |
1102 | ||
1103 | extern const char **gdbarch_printable_names (void); | |
1104 | ||
1105 | ||
0f71a2f6 JM |
1106 | /* Helper function. Search the list of ARCHES for a GDBARCH that |
1107 | matches the information provided by INFO. */ | |
1108 | ||
424163ea | 1109 | extern struct gdbarch_list *gdbarch_list_lookup_by_info (struct gdbarch_list *arches, const struct gdbarch_info *info); |
0f71a2f6 JM |
1110 | |
1111 | ||
1112 | /* Helper function. Create a preliminary ``struct gdbarch''. Perform | |
424163ea | 1113 | basic initialization using values obtained from the INFO and TDEP |
0f71a2f6 JM |
1114 | parameters. set_gdbarch_*() functions are called to complete the |
1115 | initialization of the object. */ | |
1116 | ||
104c1213 | 1117 | extern struct gdbarch *gdbarch_alloc (const struct gdbarch_info *info, struct gdbarch_tdep *tdep); |
0f71a2f6 JM |
1118 | |
1119 | ||
4b9b3959 AC |
1120 | /* Helper function. Free a partially-constructed ``struct gdbarch''. |
1121 | It is assumed that the caller freeds the ``struct | |
1122 | gdbarch_tdep''. */ | |
1123 | ||
058f20d5 JB |
1124 | extern void gdbarch_free (struct gdbarch *); |
1125 | ||
1126 | ||
aebd7893 AC |
1127 | /* Helper function. Allocate memory from the ``struct gdbarch'' |
1128 | obstack. The memory is freed when the corresponding architecture | |
1129 | is also freed. */ | |
1130 | ||
1131 | extern void *gdbarch_obstack_zalloc (struct gdbarch *gdbarch, long size); | |
1132 | #define GDBARCH_OBSTACK_CALLOC(GDBARCH, NR, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), (NR) * sizeof (TYPE))) | |
1133 | #define GDBARCH_OBSTACK_ZALLOC(GDBARCH, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), sizeof (TYPE))) | |
1134 | ||
1135 | ||
b732d07d | 1136 | /* Helper function. Force an update of the current architecture. |
0f71a2f6 | 1137 | |
b732d07d AC |
1138 | The actual architecture selected is determined by INFO, ``(gdb) set |
1139 | architecture'' et.al., the existing architecture and BFD's default | |
1140 | architecture. INFO should be initialized to zero and then selected | |
1141 | fields should be updated. | |
0f71a2f6 | 1142 | |
16f33e29 AC |
1143 | Returns non-zero if the update succeeds */ |
1144 | ||
1145 | extern int gdbarch_update_p (struct gdbarch_info info); | |
0f71a2f6 JM |
1146 | |
1147 | ||
ebdba546 AC |
1148 | /* Helper function. Find an architecture matching info. |
1149 | ||
1150 | INFO should be initialized using gdbarch_info_init, relevant fields | |
1151 | set, and then finished using gdbarch_info_fill. | |
1152 | ||
1153 | Returns the corresponding architecture, or NULL if no matching | |
59837fe0 | 1154 | architecture was found. */ |
ebdba546 AC |
1155 | |
1156 | extern struct gdbarch *gdbarch_find_by_info (struct gdbarch_info info); | |
1157 | ||
1158 | ||
59837fe0 | 1159 | /* Helper function. Set the global "target_gdbarch" to "gdbarch". |
ebdba546 AC |
1160 | |
1161 | FIXME: kettenis/20031124: Of the functions that follow, only | |
1162 | gdbarch_from_bfd is supposed to survive. The others will | |
1163 | dissappear since in the future GDB will (hopefully) be truly | |
1164 | multi-arch. However, for now we're still stuck with the concept of | |
1165 | a single active architecture. */ | |
1166 | ||
59837fe0 | 1167 | extern void deprecated_target_gdbarch_select_hack (struct gdbarch *gdbarch); |
ebdba546 | 1168 | |
0f71a2f6 JM |
1169 | |
1170 | /* Register per-architecture data-pointer. | |
1171 | ||
1172 | Reserve space for a per-architecture data-pointer. An identifier | |
1173 | for the reserved data-pointer is returned. That identifer should | |
95160752 | 1174 | be saved in a local static variable. |
0f71a2f6 | 1175 | |
fcc1c85c AC |
1176 | Memory for the per-architecture data shall be allocated using |
1177 | gdbarch_obstack_zalloc. That memory will be deleted when the | |
1178 | corresponding architecture object is deleted. | |
0f71a2f6 | 1179 | |
95160752 AC |
1180 | When a previously created architecture is re-selected, the |
1181 | per-architecture data-pointer for that previous architecture is | |
76860b5f | 1182 | restored. INIT() is not re-called. |
0f71a2f6 JM |
1183 | |
1184 | Multiple registrarants for any architecture are allowed (and | |
1185 | strongly encouraged). */ | |
1186 | ||
95160752 | 1187 | struct gdbarch_data; |
0f71a2f6 | 1188 | |
030f20e1 AC |
1189 | typedef void *(gdbarch_data_pre_init_ftype) (struct obstack *obstack); |
1190 | extern struct gdbarch_data *gdbarch_data_register_pre_init (gdbarch_data_pre_init_ftype *init); | |
1191 | typedef void *(gdbarch_data_post_init_ftype) (struct gdbarch *gdbarch); | |
1192 | extern struct gdbarch_data *gdbarch_data_register_post_init (gdbarch_data_post_init_ftype *init); | |
1193 | extern void deprecated_set_gdbarch_data (struct gdbarch *gdbarch, | |
1194 | struct gdbarch_data *data, | |
1195 | void *pointer); | |
0f71a2f6 | 1196 | |
451fbdda | 1197 | extern void *gdbarch_data (struct gdbarch *gdbarch, struct gdbarch_data *); |
0f71a2f6 JM |
1198 | |
1199 | ||
99e7bb18 | 1200 | /* Set the dynamic target-system-dependent parameters (architecture, |
c906108c SS |
1201 | byte-order, ...) using information found in the BFD */ |
1202 | ||
104c1213 | 1203 | extern void set_gdbarch_from_file (bfd *); |
c906108c SS |
1204 | |
1205 | ||
e514a9d6 JM |
1206 | /* Initialize the current architecture to the "first" one we find on |
1207 | our list. */ | |
1208 | ||
1209 | extern void initialize_current_architecture (void); | |
1210 | ||
c906108c | 1211 | /* gdbarch trace variable */ |
adf40b2e | 1212 | extern int gdbarch_debug; |
c906108c | 1213 | |
4b9b3959 | 1214 | extern void gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file); |
0f71a2f6 | 1215 | |
c906108c | 1216 | #endif |