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 | 32 | to this file, modifying gdbarch.sh and using its output may prove |
0963b4bd | 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; |
175ff332 | 56 | struct agent_expr; |
6710bf39 | 57 | struct axs_value; |
0f71a2f6 | 58 | |
6b614274 JB |
59 | /* The architecture associated with the connection to the target. |
60 | ||
61 | The architecture vector provides some information that is really | |
62 | a property of the target: The layout of certain packets, for instance; | |
63 | or the solib_ops vector. Etc. To differentiate architecture accesses | |
64 | to per-target properties from per-thread/per-frame/per-objfile properties, | |
65 | accesses to per-target properties should be made through target_gdbarch. | |
66 | ||
67 | Eventually, when support for multiple targets is implemented in | |
68 | GDB, this global should be made target-specific. */ | |
1cf3db46 | 69 | extern struct gdbarch *target_gdbarch; |
0f71a2f6 | 70 | |
0f71a2f6 | 71 | |
0963b4bd | 72 | /* The following are pre-initialized by GDBARCH. */ |
0f71a2f6 | 73 | |
104c1213 | 74 | extern const struct bfd_arch_info * gdbarch_bfd_arch_info (struct gdbarch *gdbarch); |
0963b4bd | 75 | /* set_gdbarch_bfd_arch_info() - not applicable - pre-initialized. */ |
0f71a2f6 | 76 | |
104c1213 | 77 | extern int gdbarch_byte_order (struct gdbarch *gdbarch); |
0963b4bd | 78 | /* set_gdbarch_byte_order() - not applicable - pre-initialized. */ |
0f71a2f6 | 79 | |
9d4fde75 | 80 | extern int gdbarch_byte_order_for_code (struct gdbarch *gdbarch); |
0963b4bd | 81 | /* set_gdbarch_byte_order_for_code() - not applicable - pre-initialized. */ |
9d4fde75 | 82 | |
4be87837 | 83 | extern enum gdb_osabi gdbarch_osabi (struct gdbarch *gdbarch); |
0963b4bd | 84 | /* set_gdbarch_osabi() - not applicable - pre-initialized. */ |
4be87837 | 85 | |
424163ea | 86 | extern const struct target_desc * gdbarch_target_desc (struct gdbarch *gdbarch); |
0963b4bd | 87 | /* set_gdbarch_target_desc() - not applicable - pre-initialized. */ |
424163ea | 88 | |
0f71a2f6 | 89 | |
0963b4bd | 90 | /* The following are initialized by the target dependent code. */ |
0f71a2f6 | 91 | |
32c9a795 MD |
92 | /* The bit byte-order has to do just with numbering of bits in debugging symbols |
93 | and such. Conceptually, it's quite separate from byte/word byte order. */ | |
94 | ||
95 | extern int gdbarch_bits_big_endian (struct gdbarch *gdbarch); | |
96 | extern void set_gdbarch_bits_big_endian (struct gdbarch *gdbarch, int bits_big_endian); | |
97 | ||
66b43ecb AC |
98 | /* Number of bits in a char or unsigned char for the target machine. |
99 | Just like CHAR_BIT in <limits.h> but describes the target machine. | |
57010b1c | 100 | v:TARGET_CHAR_BIT:int:char_bit::::8 * sizeof (char):8::0: |
66b43ecb AC |
101 | |
102 | Number of bits in a short or unsigned short for the target machine. */ | |
c4093a6a | 103 | |
104c1213 JM |
104 | extern int gdbarch_short_bit (struct gdbarch *gdbarch); |
105 | extern void set_gdbarch_short_bit (struct gdbarch *gdbarch, int short_bit); | |
0f71a2f6 | 106 | |
66b43ecb AC |
107 | /* Number of bits in an int or unsigned int for the target machine. */ |
108 | ||
104c1213 JM |
109 | extern int gdbarch_int_bit (struct gdbarch *gdbarch); |
110 | extern void set_gdbarch_int_bit (struct gdbarch *gdbarch, int int_bit); | |
0f71a2f6 | 111 | |
66b43ecb AC |
112 | /* Number of bits in a long or unsigned long for the target machine. */ |
113 | ||
104c1213 JM |
114 | extern int gdbarch_long_bit (struct gdbarch *gdbarch); |
115 | extern void set_gdbarch_long_bit (struct gdbarch *gdbarch, int long_bit); | |
0f71a2f6 | 116 | |
66b43ecb AC |
117 | /* Number of bits in a long long or unsigned long long for the target |
118 | machine. */ | |
119 | ||
104c1213 JM |
120 | extern int gdbarch_long_long_bit (struct gdbarch *gdbarch); |
121 | extern void set_gdbarch_long_long_bit (struct gdbarch *gdbarch, int long_long_bit); | |
0f71a2f6 | 122 | |
f9e9243a UW |
123 | /* The ABI default bit-size and format for "half", "float", "double", and |
124 | "long double". These bit/format pairs should eventually be combined | |
125 | into a single object. For the moment, just initialize them as a pair. | |
8da61cc4 DJ |
126 | Each format describes both the big and little endian layouts (if |
127 | useful). */ | |
66b43ecb | 128 | |
f9e9243a UW |
129 | extern int gdbarch_half_bit (struct gdbarch *gdbarch); |
130 | extern void set_gdbarch_half_bit (struct gdbarch *gdbarch, int half_bit); | |
131 | ||
132 | extern const struct floatformat ** gdbarch_half_format (struct gdbarch *gdbarch); | |
133 | extern void set_gdbarch_half_format (struct gdbarch *gdbarch, const struct floatformat ** half_format); | |
134 | ||
104c1213 JM |
135 | extern int gdbarch_float_bit (struct gdbarch *gdbarch); |
136 | extern void set_gdbarch_float_bit (struct gdbarch *gdbarch, int float_bit); | |
0f71a2f6 | 137 | |
8da61cc4 DJ |
138 | extern const struct floatformat ** gdbarch_float_format (struct gdbarch *gdbarch); |
139 | extern void set_gdbarch_float_format (struct gdbarch *gdbarch, const struct floatformat ** float_format); | |
66b43ecb | 140 | |
104c1213 JM |
141 | extern int gdbarch_double_bit (struct gdbarch *gdbarch); |
142 | extern void set_gdbarch_double_bit (struct gdbarch *gdbarch, int double_bit); | |
0f71a2f6 | 143 | |
8da61cc4 DJ |
144 | extern const struct floatformat ** gdbarch_double_format (struct gdbarch *gdbarch); |
145 | extern void set_gdbarch_double_format (struct gdbarch *gdbarch, const struct floatformat ** double_format); | |
66b43ecb | 146 | |
104c1213 JM |
147 | extern int gdbarch_long_double_bit (struct gdbarch *gdbarch); |
148 | extern void set_gdbarch_long_double_bit (struct gdbarch *gdbarch, int long_double_bit); | |
0f71a2f6 | 149 | |
8da61cc4 DJ |
150 | extern const struct floatformat ** gdbarch_long_double_format (struct gdbarch *gdbarch); |
151 | extern void set_gdbarch_long_double_format (struct gdbarch *gdbarch, const struct floatformat ** long_double_format); | |
456fcf94 | 152 | |
52204a0b DT |
153 | /* For most targets, a pointer on the target and its representation as an |
154 | address in GDB have the same size and "look the same". For such a | |
17a912b6 | 155 | target, you need only set gdbarch_ptr_bit and gdbarch_addr_bit |
52204a0b DT |
156 | / addr_bit will be set from it. |
157 | ||
17a912b6 | 158 | If gdbarch_ptr_bit and gdbarch_addr_bit are different, you'll probably |
8da614df CV |
159 | also need to set gdbarch_dwarf2_addr_size, gdbarch_pointer_to_address and |
160 | gdbarch_address_to_pointer as well. | |
52204a0b DT |
161 | |
162 | ptr_bit is the size of a pointer on the target */ | |
66b43ecb | 163 | |
66b43ecb AC |
164 | extern int gdbarch_ptr_bit (struct gdbarch *gdbarch); |
165 | extern void set_gdbarch_ptr_bit (struct gdbarch *gdbarch, int ptr_bit); | |
66b43ecb | 166 | |
52204a0b DT |
167 | /* addr_bit is the size of a target address as represented in gdb */ |
168 | ||
52204a0b DT |
169 | extern int gdbarch_addr_bit (struct gdbarch *gdbarch); |
170 | extern void set_gdbarch_addr_bit (struct gdbarch *gdbarch, int addr_bit); | |
66b43ecb | 171 | |
8da614df CV |
172 | /* dwarf2_addr_size is the target address size as used in the Dwarf debug |
173 | info. For .debug_frame FDEs, this is supposed to be the target address | |
174 | size from the associated CU header, and which is equivalent to the | |
175 | DWARF2_ADDR_SIZE as defined by the target specific GCC back-end. | |
176 | Unfortunately there is no good way to determine this value. Therefore | |
177 | dwarf2_addr_size simply defaults to the target pointer size. | |
178 | ||
179 | dwarf2_addr_size is not used for .eh_frame FDEs, which are generally | |
180 | defined using the target's pointer size so far. | |
181 | ||
182 | Note that dwarf2_addr_size only needs to be redefined by a target if the | |
183 | GCC back-end defines a DWARF2_ADDR_SIZE other than the target pointer size, | |
184 | and if Dwarf versions < 4 need to be supported. */ | |
185 | ||
186 | extern int gdbarch_dwarf2_addr_size (struct gdbarch *gdbarch); | |
187 | extern void set_gdbarch_dwarf2_addr_size (struct gdbarch *gdbarch, int dwarf2_addr_size); | |
188 | ||
4e409299 JB |
189 | /* One if `char' acts like `signed char', zero if `unsigned char'. */ |
190 | ||
4e409299 JB |
191 | extern int gdbarch_char_signed (struct gdbarch *gdbarch); |
192 | extern void set_gdbarch_char_signed (struct gdbarch *gdbarch, int char_signed); | |
4e409299 | 193 | |
cde9ea48 | 194 | extern int gdbarch_read_pc_p (struct gdbarch *gdbarch); |
61a1198a UW |
195 | |
196 | typedef CORE_ADDR (gdbarch_read_pc_ftype) (struct regcache *regcache); | |
197 | extern CORE_ADDR gdbarch_read_pc (struct gdbarch *gdbarch, struct regcache *regcache); | |
104c1213 | 198 | extern void set_gdbarch_read_pc (struct gdbarch *gdbarch, gdbarch_read_pc_ftype *read_pc); |
61a1198a UW |
199 | |
200 | extern int gdbarch_write_pc_p (struct gdbarch *gdbarch); | |
201 | ||
202 | typedef void (gdbarch_write_pc_ftype) (struct regcache *regcache, CORE_ADDR val); | |
203 | extern void gdbarch_write_pc (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR val); | |
104c1213 | 204 | extern void set_gdbarch_write_pc (struct gdbarch *gdbarch, gdbarch_write_pc_ftype *write_pc); |
0f71a2f6 | 205 | |
39d4ef09 AC |
206 | /* Function for getting target's idea of a frame pointer. FIXME: GDB's |
207 | whole scheme for dealing with "frames" and "frame pointers" needs a | |
208 | serious shakedown. */ | |
209 | ||
a54fba4c | 210 | typedef void (gdbarch_virtual_frame_pointer_ftype) (struct gdbarch *gdbarch, CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset); |
39d4ef09 AC |
211 | extern void gdbarch_virtual_frame_pointer (struct gdbarch *gdbarch, CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset); |
212 | extern void set_gdbarch_virtual_frame_pointer (struct gdbarch *gdbarch, gdbarch_virtual_frame_pointer_ftype *virtual_frame_pointer); | |
39d4ef09 | 213 | |
d8124050 | 214 | extern int gdbarch_pseudo_register_read_p (struct gdbarch *gdbarch); |
61a0eb5b | 215 | |
05d1431c PA |
216 | typedef enum register_status (gdbarch_pseudo_register_read_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, gdb_byte *buf); |
217 | extern enum register_status gdbarch_pseudo_register_read (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, gdb_byte *buf); | |
d8124050 | 218 | extern void set_gdbarch_pseudo_register_read (struct gdbarch *gdbarch, gdbarch_pseudo_register_read_ftype *pseudo_register_read); |
61a0eb5b | 219 | |
3543a589 TT |
220 | /* Read a register into a new struct value. If the register is wholly |
221 | or partly unavailable, this should call mark_value_bytes_unavailable | |
222 | as appropriate. If this is defined, then pseudo_register_read will | |
223 | never be called. */ | |
224 | ||
225 | extern int gdbarch_pseudo_register_read_value_p (struct gdbarch *gdbarch); | |
226 | ||
227 | typedef struct value * (gdbarch_pseudo_register_read_value_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum); | |
228 | extern struct value * gdbarch_pseudo_register_read_value (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum); | |
229 | extern void set_gdbarch_pseudo_register_read_value (struct gdbarch *gdbarch, gdbarch_pseudo_register_read_value_ftype *pseudo_register_read_value); | |
230 | ||
d8124050 | 231 | extern int gdbarch_pseudo_register_write_p (struct gdbarch *gdbarch); |
61a0eb5b | 232 | |
b60c417a AC |
233 | typedef void (gdbarch_pseudo_register_write_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, const gdb_byte *buf); |
234 | extern void gdbarch_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, const gdb_byte *buf); | |
d8124050 | 235 | extern void set_gdbarch_pseudo_register_write (struct gdbarch *gdbarch, gdbarch_pseudo_register_write_ftype *pseudo_register_write); |
61a0eb5b | 236 | |
104c1213 JM |
237 | extern int gdbarch_num_regs (struct gdbarch *gdbarch); |
238 | extern void set_gdbarch_num_regs (struct gdbarch *gdbarch, int num_regs); | |
0f71a2f6 | 239 | |
34620563 AC |
240 | /* This macro gives the number of pseudo-registers that live in the |
241 | register namespace but do not get fetched or stored on the target. | |
242 | These pseudo-registers may be aliases for other registers, | |
243 | combinations of other registers, or they may be computed by GDB. */ | |
244 | ||
0aba1244 EZ |
245 | extern int gdbarch_num_pseudo_regs (struct gdbarch *gdbarch); |
246 | extern void set_gdbarch_num_pseudo_regs (struct gdbarch *gdbarch, int num_pseudo_regs); | |
0aba1244 | 247 | |
175ff332 HZ |
248 | /* Assemble agent expression bytecode to collect pseudo-register REG. |
249 | Return -1 if something goes wrong, 0 otherwise. */ | |
250 | ||
251 | extern int gdbarch_ax_pseudo_register_collect_p (struct gdbarch *gdbarch); | |
252 | ||
253 | typedef int (gdbarch_ax_pseudo_register_collect_ftype) (struct gdbarch *gdbarch, struct agent_expr *ax, int reg); | |
254 | extern int gdbarch_ax_pseudo_register_collect (struct gdbarch *gdbarch, struct agent_expr *ax, int reg); | |
255 | extern void set_gdbarch_ax_pseudo_register_collect (struct gdbarch *gdbarch, gdbarch_ax_pseudo_register_collect_ftype *ax_pseudo_register_collect); | |
256 | ||
257 | /* Assemble agent expression bytecode to push the value of pseudo-register | |
258 | REG on the interpreter stack. | |
259 | Return -1 if something goes wrong, 0 otherwise. */ | |
260 | ||
261 | extern int gdbarch_ax_pseudo_register_push_stack_p (struct gdbarch *gdbarch); | |
262 | ||
263 | typedef int (gdbarch_ax_pseudo_register_push_stack_ftype) (struct gdbarch *gdbarch, struct agent_expr *ax, int reg); | |
264 | extern int gdbarch_ax_pseudo_register_push_stack (struct gdbarch *gdbarch, struct agent_expr *ax, int reg); | |
265 | extern void set_gdbarch_ax_pseudo_register_push_stack (struct gdbarch *gdbarch, gdbarch_ax_pseudo_register_push_stack_ftype *ax_pseudo_register_push_stack); | |
266 | ||
c2169756 AC |
267 | /* GDB's standard (or well known) register numbers. These can map onto |
268 | a real register or a pseudo (computed) register or not be defined at | |
a9e5fdc2 | 269 | all (-1). |
3e8c568d | 270 | gdbarch_sp_regnum will hopefully be replaced by UNWIND_SP. */ |
1200cd6e | 271 | |
104c1213 JM |
272 | extern int gdbarch_sp_regnum (struct gdbarch *gdbarch); |
273 | extern void set_gdbarch_sp_regnum (struct gdbarch *gdbarch, int sp_regnum); | |
0f71a2f6 | 274 | |
104c1213 JM |
275 | extern int gdbarch_pc_regnum (struct gdbarch *gdbarch); |
276 | extern void set_gdbarch_pc_regnum (struct gdbarch *gdbarch, int pc_regnum); | |
0f71a2f6 | 277 | |
c2169756 AC |
278 | extern int gdbarch_ps_regnum (struct gdbarch *gdbarch); |
279 | extern void set_gdbarch_ps_regnum (struct gdbarch *gdbarch, int ps_regnum); | |
c2169756 | 280 | |
60054393 MS |
281 | extern int gdbarch_fp0_regnum (struct gdbarch *gdbarch); |
282 | extern void set_gdbarch_fp0_regnum (struct gdbarch *gdbarch, int fp0_regnum); | |
60054393 | 283 | |
88c72b7d AC |
284 | /* Convert stab register number (from `r' declaration) to a gdb REGNUM. */ |
285 | ||
d3f73121 | 286 | typedef int (gdbarch_stab_reg_to_regnum_ftype) (struct gdbarch *gdbarch, int stab_regnr); |
88c72b7d AC |
287 | extern int gdbarch_stab_reg_to_regnum (struct gdbarch *gdbarch, int stab_regnr); |
288 | extern void set_gdbarch_stab_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_stab_reg_to_regnum_ftype *stab_reg_to_regnum); | |
88c72b7d AC |
289 | |
290 | /* Provide a default mapping from a ecoff register number to a gdb REGNUM. */ | |
291 | ||
d3f73121 | 292 | typedef int (gdbarch_ecoff_reg_to_regnum_ftype) (struct gdbarch *gdbarch, int ecoff_regnr); |
88c72b7d AC |
293 | extern int gdbarch_ecoff_reg_to_regnum (struct gdbarch *gdbarch, int ecoff_regnr); |
294 | extern void set_gdbarch_ecoff_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_ecoff_reg_to_regnum_ftype *ecoff_reg_to_regnum); | |
88c72b7d | 295 | |
77949794 | 296 | /* Convert from an sdb register number to an internal gdb register number. */ |
88c72b7d | 297 | |
d3f73121 | 298 | typedef int (gdbarch_sdb_reg_to_regnum_ftype) (struct gdbarch *gdbarch, int sdb_regnr); |
88c72b7d AC |
299 | extern int gdbarch_sdb_reg_to_regnum (struct gdbarch *gdbarch, int sdb_regnr); |
300 | extern void set_gdbarch_sdb_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_sdb_reg_to_regnum_ftype *sdb_reg_to_regnum); | |
88c72b7d | 301 | |
ba2b1c56 DJ |
302 | /* Provide a default mapping from a DWARF2 register number to a gdb REGNUM. */ |
303 | ||
d3f73121 | 304 | typedef int (gdbarch_dwarf2_reg_to_regnum_ftype) (struct gdbarch *gdbarch, int dwarf2_regnr); |
88c72b7d AC |
305 | extern int gdbarch_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, int dwarf2_regnr); |
306 | extern void set_gdbarch_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_dwarf2_reg_to_regnum_ftype *dwarf2_reg_to_regnum); | |
88c72b7d | 307 | |
d93859e2 | 308 | typedef const char * (gdbarch_register_name_ftype) (struct gdbarch *gdbarch, int regnr); |
fa88f677 | 309 | extern const char * gdbarch_register_name (struct gdbarch *gdbarch, int regnr); |
104c1213 | 310 | extern void set_gdbarch_register_name (struct gdbarch *gdbarch, gdbarch_register_name_ftype *register_name); |
0f71a2f6 | 311 | |
7b9ee6a8 DJ |
312 | /* Return the type of a register specified by the architecture. Only |
313 | the register cache should call this function directly; others should | |
314 | use "register_type". */ | |
9c04cab7 AC |
315 | |
316 | extern int gdbarch_register_type_p (struct gdbarch *gdbarch); | |
317 | ||
318 | typedef struct type * (gdbarch_register_type_ftype) (struct gdbarch *gdbarch, int reg_nr); | |
319 | extern struct type * gdbarch_register_type (struct gdbarch *gdbarch, int reg_nr); | |
320 | extern void set_gdbarch_register_type (struct gdbarch *gdbarch, gdbarch_register_type_ftype *register_type); | |
321 | ||
f3be58bc AC |
322 | /* See gdbint.texinfo, and PUSH_DUMMY_CALL. */ |
323 | ||
669fac23 | 324 | extern int gdbarch_dummy_id_p (struct gdbarch *gdbarch); |
f3be58bc | 325 | |
669fac23 DJ |
326 | typedef struct frame_id (gdbarch_dummy_id_ftype) (struct gdbarch *gdbarch, struct frame_info *this_frame); |
327 | extern struct frame_id gdbarch_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame); | |
328 | extern void set_gdbarch_dummy_id (struct gdbarch *gdbarch, gdbarch_dummy_id_ftype *dummy_id); | |
f3be58bc | 329 | |
669fac23 | 330 | /* Implement DUMMY_ID and PUSH_DUMMY_CALL, then delete |
064f5156 | 331 | deprecated_fp_regnum. */ |
f3be58bc | 332 | |
f3be58bc AC |
333 | extern int gdbarch_deprecated_fp_regnum (struct gdbarch *gdbarch); |
334 | extern void set_gdbarch_deprecated_fp_regnum (struct gdbarch *gdbarch, int deprecated_fp_regnum); | |
f3be58bc | 335 | |
a86c5fc9 | 336 | /* See gdbint.texinfo. See infcall.c. */ |
b8de8283 AC |
337 | |
338 | extern int gdbarch_push_dummy_call_p (struct gdbarch *gdbarch); | |
339 | ||
7d9b040b RC |
340 | 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); |
341 | 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 |
342 | extern void set_gdbarch_push_dummy_call (struct gdbarch *gdbarch, gdbarch_push_dummy_call_ftype *push_dummy_call); |
343 | ||
b8de8283 AC |
344 | extern int gdbarch_call_dummy_location (struct gdbarch *gdbarch); |
345 | extern void set_gdbarch_call_dummy_location (struct gdbarch *gdbarch, int call_dummy_location); | |
b8de8283 | 346 | |
b8de8283 AC |
347 | extern int gdbarch_push_dummy_code_p (struct gdbarch *gdbarch); |
348 | ||
82585c72 UW |
349 | 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); |
350 | 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 |
351 | extern void set_gdbarch_push_dummy_code (struct gdbarch *gdbarch, gdbarch_push_dummy_code_ftype *push_dummy_code); |
352 | ||
0ab7a791 AC |
353 | typedef void (gdbarch_print_registers_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, int regnum, int all); |
354 | extern void gdbarch_print_registers_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, int regnum, int all); | |
355 | extern void set_gdbarch_print_registers_info (struct gdbarch *gdbarch, gdbarch_print_registers_info_ftype *print_registers_info); | |
356 | ||
23e3a7ac AC |
357 | extern int gdbarch_print_float_info_p (struct gdbarch *gdbarch); |
358 | ||
359 | typedef void (gdbarch_print_float_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args); | |
360 | extern void gdbarch_print_float_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args); | |
5e74b15c | 361 | extern void set_gdbarch_print_float_info (struct gdbarch *gdbarch, gdbarch_print_float_info_ftype *print_float_info); |
5e74b15c | 362 | |
e76f1f2e AC |
363 | extern int gdbarch_print_vector_info_p (struct gdbarch *gdbarch); |
364 | ||
365 | typedef void (gdbarch_print_vector_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args); | |
366 | extern void gdbarch_print_vector_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args); | |
367 | extern void set_gdbarch_print_vector_info (struct gdbarch *gdbarch, gdbarch_print_vector_info_ftype *print_vector_info); | |
368 | ||
7c7651b2 AC |
369 | /* MAP a GDB RAW register number onto a simulator register number. See |
370 | also include/...-sim.h. */ | |
371 | ||
e7faf938 | 372 | typedef int (gdbarch_register_sim_regno_ftype) (struct gdbarch *gdbarch, int reg_nr); |
7c7651b2 AC |
373 | extern int gdbarch_register_sim_regno (struct gdbarch *gdbarch, int reg_nr); |
374 | extern void set_gdbarch_register_sim_regno (struct gdbarch *gdbarch, gdbarch_register_sim_regno_ftype *register_sim_regno); | |
7c7651b2 | 375 | |
64a3914f | 376 | typedef int (gdbarch_cannot_fetch_register_ftype) (struct gdbarch *gdbarch, int regnum); |
01fb7433 AC |
377 | extern int gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, int regnum); |
378 | extern void set_gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, gdbarch_cannot_fetch_register_ftype *cannot_fetch_register); | |
01fb7433 | 379 | |
64a3914f | 380 | typedef int (gdbarch_cannot_store_register_ftype) (struct gdbarch *gdbarch, int regnum); |
01fb7433 AC |
381 | extern int gdbarch_cannot_store_register (struct gdbarch *gdbarch, int regnum); |
382 | extern void set_gdbarch_cannot_store_register (struct gdbarch *gdbarch, gdbarch_cannot_store_register_ftype *cannot_store_register); | |
01fb7433 | 383 | |
9df628e0 RE |
384 | /* setjmp/longjmp support. */ |
385 | ||
9df628e0 | 386 | extern int gdbarch_get_longjmp_target_p (struct gdbarch *gdbarch); |
0f71a2f6 | 387 | |
60ade65d UW |
388 | typedef int (gdbarch_get_longjmp_target_ftype) (struct frame_info *frame, CORE_ADDR *pc); |
389 | extern int gdbarch_get_longjmp_target (struct gdbarch *gdbarch, struct frame_info *frame, CORE_ADDR *pc); | |
b8de8283 | 390 | extern void set_gdbarch_get_longjmp_target (struct gdbarch *gdbarch, gdbarch_get_longjmp_target_ftype *get_longjmp_target); |
0f71a2f6 | 391 | |
104c1213 JM |
392 | extern int gdbarch_believe_pcc_promotion (struct gdbarch *gdbarch); |
393 | extern void set_gdbarch_believe_pcc_promotion (struct gdbarch *gdbarch, int believe_pcc_promotion); | |
0f71a2f6 | 394 | |
0abe36f5 | 395 | typedef int (gdbarch_convert_register_p_ftype) (struct gdbarch *gdbarch, int regnum, struct type *type); |
ff2e87ac | 396 | extern int gdbarch_convert_register_p (struct gdbarch *gdbarch, int regnum, struct type *type); |
13d01224 | 397 | extern void set_gdbarch_convert_register_p (struct gdbarch *gdbarch, gdbarch_convert_register_p_ftype *convert_register_p); |
13d01224 | 398 | |
8dccd430 PA |
399 | typedef int (gdbarch_register_to_value_ftype) (struct frame_info *frame, int regnum, struct type *type, gdb_byte *buf, int *optimizedp, int *unavailablep); |
400 | extern int gdbarch_register_to_value (struct gdbarch *gdbarch, struct frame_info *frame, int regnum, struct type *type, gdb_byte *buf, int *optimizedp, int *unavailablep); | |
13d01224 | 401 | extern void set_gdbarch_register_to_value (struct gdbarch *gdbarch, gdbarch_register_to_value_ftype *register_to_value); |
13d01224 | 402 | |
b60c417a AC |
403 | typedef void (gdbarch_value_to_register_ftype) (struct frame_info *frame, int regnum, struct type *type, const gdb_byte *buf); |
404 | extern void gdbarch_value_to_register (struct gdbarch *gdbarch, struct frame_info *frame, int regnum, struct type *type, const gdb_byte *buf); | |
13d01224 | 405 | extern void set_gdbarch_value_to_register (struct gdbarch *gdbarch, gdbarch_value_to_register_ftype *value_to_register); |
13d01224 | 406 | |
9acbedc0 UW |
407 | /* Construct a value representing the contents of register REGNUM in |
408 | frame FRAME, interpreted as type TYPE. The routine needs to | |
409 | allocate and return a struct value with all value attributes | |
410 | (but not the value contents) filled in. */ | |
411 | ||
412 | typedef struct value * (gdbarch_value_from_register_ftype) (struct type *type, int regnum, struct frame_info *frame); | |
413 | extern struct value * gdbarch_value_from_register (struct gdbarch *gdbarch, struct type *type, int regnum, struct frame_info *frame); | |
414 | extern void set_gdbarch_value_from_register (struct gdbarch *gdbarch, gdbarch_value_from_register_ftype *value_from_register); | |
415 | ||
9898f801 | 416 | typedef CORE_ADDR (gdbarch_pointer_to_address_ftype) (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf); |
b60c417a | 417 | extern CORE_ADDR gdbarch_pointer_to_address (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf); |
4478b372 | 418 | extern void set_gdbarch_pointer_to_address (struct gdbarch *gdbarch, gdbarch_pointer_to_address_ftype *pointer_to_address); |
33489c5b | 419 | |
9898f801 | 420 | typedef void (gdbarch_address_to_pointer_ftype) (struct gdbarch *gdbarch, struct type *type, gdb_byte *buf, CORE_ADDR addr); |
b60c417a | 421 | extern void gdbarch_address_to_pointer (struct gdbarch *gdbarch, struct type *type, gdb_byte *buf, CORE_ADDR addr); |
4478b372 | 422 | extern void set_gdbarch_address_to_pointer (struct gdbarch *gdbarch, gdbarch_address_to_pointer_ftype *address_to_pointer); |
33489c5b | 423 | |
fc0c74b1 | 424 | extern int gdbarch_integer_to_address_p (struct gdbarch *gdbarch); |
fc0c74b1 | 425 | |
fc1a4b47 AC |
426 | typedef CORE_ADDR (gdbarch_integer_to_address_ftype) (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf); |
427 | extern CORE_ADDR gdbarch_integer_to_address (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf); | |
fc0c74b1 | 428 | extern void set_gdbarch_integer_to_address (struct gdbarch *gdbarch, gdbarch_integer_to_address_ftype *integer_to_address); |
fc0c74b1 | 429 | |
ea42b34a JB |
430 | /* Return the return-value convention that will be used by FUNCTYPE |
431 | to return a value of type VALTYPE. FUNCTYPE may be NULL in which | |
432 | case the return convention is computed based only on VALTYPE. | |
433 | ||
434 | If READBUF is not NULL, extract the return value and save it in this buffer. | |
435 | ||
436 | If WRITEBUF is not NULL, it contains a return value which will be | |
437 | stored into the appropriate register. This can be used when we want | |
438 | to force the value returned by a function (see the "return" command | |
439 | for instance). */ | |
92ad9cd9 AC |
440 | |
441 | extern int gdbarch_return_value_p (struct gdbarch *gdbarch); | |
442 | ||
c055b101 CV |
443 | 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); |
444 | 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 |
445 | extern void set_gdbarch_return_value (struct gdbarch *gdbarch, gdbarch_return_value_ftype *return_value); |
446 | ||
6093d2eb | 447 | typedef CORE_ADDR (gdbarch_skip_prologue_ftype) (struct gdbarch *gdbarch, CORE_ADDR ip); |
104c1213 JM |
448 | extern CORE_ADDR gdbarch_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR ip); |
449 | extern void set_gdbarch_skip_prologue (struct gdbarch *gdbarch, gdbarch_skip_prologue_ftype *skip_prologue); | |
0f71a2f6 | 450 | |
4309257c PM |
451 | extern int gdbarch_skip_main_prologue_p (struct gdbarch *gdbarch); |
452 | ||
453 | typedef CORE_ADDR (gdbarch_skip_main_prologue_ftype) (struct gdbarch *gdbarch, CORE_ADDR ip); | |
454 | extern CORE_ADDR gdbarch_skip_main_prologue (struct gdbarch *gdbarch, CORE_ADDR ip); | |
455 | extern void set_gdbarch_skip_main_prologue (struct gdbarch *gdbarch, gdbarch_skip_main_prologue_ftype *skip_main_prologue); | |
456 | ||
104c1213 JM |
457 | typedef int (gdbarch_inner_than_ftype) (CORE_ADDR lhs, CORE_ADDR rhs); |
458 | extern int gdbarch_inner_than (struct gdbarch *gdbarch, CORE_ADDR lhs, CORE_ADDR rhs); | |
459 | extern void set_gdbarch_inner_than (struct gdbarch *gdbarch, gdbarch_inner_than_ftype *inner_than); | |
0f71a2f6 | 460 | |
67d57894 | 461 | typedef const gdb_byte * (gdbarch_breakpoint_from_pc_ftype) (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr); |
fc1a4b47 | 462 | extern const gdb_byte * gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr); |
104c1213 | 463 | extern void set_gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch, gdbarch_breakpoint_from_pc_ftype *breakpoint_from_pc); |
33489c5b | 464 | |
a1dcb23a DJ |
465 | /* Return the adjusted address and kind to use for Z0/Z1 packets. |
466 | KIND is usually the memory length of the breakpoint, but may have a | |
467 | different target-specific meaning. */ | |
468 | ||
469 | typedef void (gdbarch_remote_breakpoint_from_pc_ftype) (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *kindptr); | |
470 | extern void gdbarch_remote_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *kindptr); | |
471 | extern void set_gdbarch_remote_breakpoint_from_pc (struct gdbarch *gdbarch, gdbarch_remote_breakpoint_from_pc_ftype *remote_breakpoint_from_pc); | |
472 | ||
a1131521 KB |
473 | extern int gdbarch_adjust_breakpoint_address_p (struct gdbarch *gdbarch); |
474 | ||
475 | typedef CORE_ADDR (gdbarch_adjust_breakpoint_address_ftype) (struct gdbarch *gdbarch, CORE_ADDR bpaddr); | |
476 | extern CORE_ADDR gdbarch_adjust_breakpoint_address (struct gdbarch *gdbarch, CORE_ADDR bpaddr); | |
477 | extern void set_gdbarch_adjust_breakpoint_address (struct gdbarch *gdbarch, gdbarch_adjust_breakpoint_address_ftype *adjust_breakpoint_address); | |
478 | ||
ae4b2284 | 479 | typedef int (gdbarch_memory_insert_breakpoint_ftype) (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt); |
8181d85f | 480 | extern int gdbarch_memory_insert_breakpoint (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt); |
917317f4 | 481 | extern void set_gdbarch_memory_insert_breakpoint (struct gdbarch *gdbarch, gdbarch_memory_insert_breakpoint_ftype *memory_insert_breakpoint); |
33489c5b | 482 | |
ae4b2284 | 483 | typedef int (gdbarch_memory_remove_breakpoint_ftype) (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt); |
8181d85f | 484 | extern int gdbarch_memory_remove_breakpoint (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt); |
917317f4 | 485 | extern void set_gdbarch_memory_remove_breakpoint (struct gdbarch *gdbarch, gdbarch_memory_remove_breakpoint_ftype *memory_remove_breakpoint); |
917317f4 | 486 | |
104c1213 JM |
487 | extern CORE_ADDR gdbarch_decr_pc_after_break (struct gdbarch *gdbarch); |
488 | extern void set_gdbarch_decr_pc_after_break (struct gdbarch *gdbarch, CORE_ADDR decr_pc_after_break); | |
0f71a2f6 | 489 | |
782263ab AC |
490 | /* A function can be addressed by either it's "pointer" (possibly a |
491 | descriptor address) or "entry point" (first executable instruction). | |
492 | The method "convert_from_func_ptr_addr" converting the former to the | |
cbf3b44a | 493 | latter. gdbarch_deprecated_function_start_offset is being used to implement |
782263ab AC |
494 | a simplified subset of that functionality - the function's address |
495 | corresponds to the "function pointer" and the function's start | |
496 | corresponds to the "function entry point" - and hence is redundant. */ | |
497 | ||
498 | extern CORE_ADDR gdbarch_deprecated_function_start_offset (struct gdbarch *gdbarch); | |
499 | extern void set_gdbarch_deprecated_function_start_offset (struct gdbarch *gdbarch, CORE_ADDR deprecated_function_start_offset); | |
0f71a2f6 | 500 | |
123dc839 DJ |
501 | /* Return the remote protocol register number associated with this |
502 | register. Normally the identity mapping. */ | |
503 | ||
504 | typedef int (gdbarch_remote_register_number_ftype) (struct gdbarch *gdbarch, int regno); | |
505 | extern int gdbarch_remote_register_number (struct gdbarch *gdbarch, int regno); | |
506 | extern void set_gdbarch_remote_register_number (struct gdbarch *gdbarch, gdbarch_remote_register_number_ftype *remote_register_number); | |
507 | ||
b2756930 KB |
508 | /* Fetch the target specific address used to represent a load module. */ |
509 | ||
b2756930 | 510 | extern int gdbarch_fetch_tls_load_module_address_p (struct gdbarch *gdbarch); |
b2756930 KB |
511 | |
512 | typedef CORE_ADDR (gdbarch_fetch_tls_load_module_address_ftype) (struct objfile *objfile); | |
513 | extern CORE_ADDR gdbarch_fetch_tls_load_module_address (struct gdbarch *gdbarch, struct objfile *objfile); | |
514 | 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 | 515 | |
104c1213 JM |
516 | extern CORE_ADDR gdbarch_frame_args_skip (struct gdbarch *gdbarch); |
517 | extern void set_gdbarch_frame_args_skip (struct gdbarch *gdbarch, CORE_ADDR frame_args_skip); | |
0f71a2f6 | 518 | |
12cc2063 AC |
519 | extern int gdbarch_unwind_pc_p (struct gdbarch *gdbarch); |
520 | ||
521 | typedef CORE_ADDR (gdbarch_unwind_pc_ftype) (struct gdbarch *gdbarch, struct frame_info *next_frame); | |
522 | extern CORE_ADDR gdbarch_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame); | |
523 | extern void set_gdbarch_unwind_pc (struct gdbarch *gdbarch, gdbarch_unwind_pc_ftype *unwind_pc); | |
524 | ||
a9e5fdc2 AC |
525 | extern int gdbarch_unwind_sp_p (struct gdbarch *gdbarch); |
526 | ||
527 | typedef CORE_ADDR (gdbarch_unwind_sp_ftype) (struct gdbarch *gdbarch, struct frame_info *next_frame); | |
528 | extern CORE_ADDR gdbarch_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame); | |
529 | extern void set_gdbarch_unwind_sp (struct gdbarch *gdbarch, gdbarch_unwind_sp_ftype *unwind_sp); | |
530 | ||
42efa47a AC |
531 | /* DEPRECATED_FRAME_LOCALS_ADDRESS as been replaced by the per-frame |
532 | frame-base. Enable frame-base before frame-unwind. */ | |
533 | ||
983a287a | 534 | extern int gdbarch_frame_num_args_p (struct gdbarch *gdbarch); |
983a287a | 535 | |
104c1213 JM |
536 | typedef int (gdbarch_frame_num_args_ftype) (struct frame_info *frame); |
537 | extern int gdbarch_frame_num_args (struct gdbarch *gdbarch, struct frame_info *frame); | |
538 | extern void set_gdbarch_frame_num_args (struct gdbarch *gdbarch, gdbarch_frame_num_args_ftype *frame_num_args); | |
0f71a2f6 | 539 | |
dc604539 AC |
540 | extern int gdbarch_frame_align_p (struct gdbarch *gdbarch); |
541 | ||
542 | typedef CORE_ADDR (gdbarch_frame_align_ftype) (struct gdbarch *gdbarch, CORE_ADDR address); | |
543 | extern CORE_ADDR gdbarch_frame_align (struct gdbarch *gdbarch, CORE_ADDR address); | |
544 | extern void set_gdbarch_frame_align (struct gdbarch *gdbarch, gdbarch_frame_align_ftype *frame_align); | |
545 | ||
192cb3d4 MK |
546 | typedef int (gdbarch_stabs_argument_has_addr_ftype) (struct gdbarch *gdbarch, struct type *type); |
547 | extern int gdbarch_stabs_argument_has_addr (struct gdbarch *gdbarch, struct type *type); | |
548 | extern void set_gdbarch_stabs_argument_has_addr (struct gdbarch *gdbarch, gdbarch_stabs_argument_has_addr_ftype *stabs_argument_has_addr); | |
549 | ||
8b148df9 AC |
550 | extern int gdbarch_frame_red_zone_size (struct gdbarch *gdbarch); |
551 | extern void set_gdbarch_frame_red_zone_size (struct gdbarch *gdbarch, int frame_red_zone_size); | |
8b148df9 | 552 | |
e2d0e7eb AC |
553 | typedef CORE_ADDR (gdbarch_convert_from_func_ptr_addr_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr, struct target_ops *targ); |
554 | extern CORE_ADDR gdbarch_convert_from_func_ptr_addr (struct gdbarch *gdbarch, CORE_ADDR addr, struct target_ops *targ); | |
f517ea4e | 555 | 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 | 556 | |
875e1767 AC |
557 | /* On some machines there are bits in addresses which are not really |
558 | part of the address, but are used by the kernel, the hardware, etc. | |
bf6ae464 | 559 | for special purposes. gdbarch_addr_bits_remove takes out any such bits so |
875e1767 AC |
560 | we get a "real" address such as one would find in a symbol table. |
561 | This is used only for addresses of instructions, and even then I'm | |
562 | not sure it's used in all contexts. It exists to deal with there | |
563 | being a few stray bits in the PC which would mislead us, not as some | |
564 | sort of generic thing to handle alignment or segmentation (it's | |
565 | possible it should be in TARGET_READ_PC instead). */ | |
566 | ||
24568a2c | 567 | typedef CORE_ADDR (gdbarch_addr_bits_remove_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr); |
875e1767 AC |
568 | extern CORE_ADDR gdbarch_addr_bits_remove (struct gdbarch *gdbarch, CORE_ADDR addr); |
569 | extern void set_gdbarch_addr_bits_remove (struct gdbarch *gdbarch, gdbarch_addr_bits_remove_ftype *addr_bits_remove); | |
875e1767 | 570 | |
260edbc2 | 571 | /* It is not at all clear why gdbarch_smash_text_address is not folded into |
bf6ae464 | 572 | gdbarch_addr_bits_remove. */ |
181c1381 | 573 | |
24568a2c | 574 | typedef CORE_ADDR (gdbarch_smash_text_address_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr); |
181c1381 RE |
575 | extern CORE_ADDR gdbarch_smash_text_address (struct gdbarch *gdbarch, CORE_ADDR addr); |
576 | extern void set_gdbarch_smash_text_address (struct gdbarch *gdbarch, gdbarch_smash_text_address_ftype *smash_text_address); | |
181c1381 | 577 | |
e6590a1b UW |
578 | /* FIXME/cagney/2001-01-18: This should be split in two. A target method that |
579 | indicates if the target needs software single step. An ISA method to | |
580 | implement it. | |
64c4637f | 581 | |
e6590a1b UW |
582 | FIXME/cagney/2001-01-18: This should be replaced with something that inserts |
583 | breakpoints using the breakpoint system instead of blatting memory directly | |
584 | (as with rs6000). | |
64c4637f | 585 | |
e6590a1b UW |
586 | FIXME/cagney/2001-01-18: The logic is backwards. It should be asking if the |
587 | target can single step. If not, then implement single step using breakpoints. | |
588 | ||
589 | A return value of 1 means that the software_single_step breakpoints | |
590 | were inserted; 0 means they were not. */ | |
64c4637f | 591 | |
64c4637f | 592 | extern int gdbarch_software_single_step_p (struct gdbarch *gdbarch); |
64c4637f | 593 | |
0b1b3e42 UW |
594 | typedef int (gdbarch_software_single_step_ftype) (struct frame_info *frame); |
595 | extern int gdbarch_software_single_step (struct gdbarch *gdbarch, struct frame_info *frame); | |
64c4637f | 596 | extern void set_gdbarch_software_single_step (struct gdbarch *gdbarch, gdbarch_software_single_step_ftype *software_single_step); |
64c4637f | 597 | |
3352ef37 AC |
598 | /* Return non-zero if the processor is executing a delay slot and a |
599 | further single-step is needed before the instruction finishes. */ | |
600 | ||
601 | extern int gdbarch_single_step_through_delay_p (struct gdbarch *gdbarch); | |
602 | ||
603 | typedef int (gdbarch_single_step_through_delay_ftype) (struct gdbarch *gdbarch, struct frame_info *frame); | |
604 | extern int gdbarch_single_step_through_delay (struct gdbarch *gdbarch, struct frame_info *frame); | |
605 | extern void set_gdbarch_single_step_through_delay (struct gdbarch *gdbarch, gdbarch_single_step_through_delay_ftype *single_step_through_delay); | |
606 | ||
f6c40618 | 607 | /* FIXME: cagney/2003-08-28: Need to find a better way of selecting the |
b2fa5097 | 608 | disassembler. Perhaps objdump can handle it? */ |
f6c40618 | 609 | |
a89aa300 AC |
610 | typedef int (gdbarch_print_insn_ftype) (bfd_vma vma, struct disassemble_info *info); |
611 | extern int gdbarch_print_insn (struct gdbarch *gdbarch, bfd_vma vma, struct disassemble_info *info); | |
2bf0cb65 | 612 | extern void set_gdbarch_print_insn (struct gdbarch *gdbarch, gdbarch_print_insn_ftype *print_insn); |
2bf0cb65 | 613 | |
52f729a7 UW |
614 | typedef CORE_ADDR (gdbarch_skip_trampoline_code_ftype) (struct frame_info *frame, CORE_ADDR pc); |
615 | extern CORE_ADDR gdbarch_skip_trampoline_code (struct gdbarch *gdbarch, struct frame_info *frame, CORE_ADDR pc); | |
bdcd319a | 616 | extern void set_gdbarch_skip_trampoline_code (struct gdbarch *gdbarch, gdbarch_skip_trampoline_code_ftype *skip_trampoline_code); |
bdcd319a | 617 | |
cfd8ab24 | 618 | /* If in_solib_dynsym_resolve_code() returns true, and SKIP_SOLIB_RESOLVER |
dea0c52f MK |
619 | evaluates non-zero, this is the address where the debugger will place |
620 | a step-resume breakpoint to get us past the dynamic linker. */ | |
621 | ||
4c8c40e6 | 622 | typedef CORE_ADDR (gdbarch_skip_solib_resolver_ftype) (struct gdbarch *gdbarch, CORE_ADDR pc); |
dea0c52f MK |
623 | extern CORE_ADDR gdbarch_skip_solib_resolver (struct gdbarch *gdbarch, CORE_ADDR pc); |
624 | extern void set_gdbarch_skip_solib_resolver (struct gdbarch *gdbarch, gdbarch_skip_solib_resolver_ftype *skip_solib_resolver); | |
dea0c52f | 625 | |
d50355b6 MS |
626 | /* Some systems also have trampoline code for returning from shared libs. */ |
627 | ||
e17a4113 | 628 | typedef int (gdbarch_in_solib_return_trampoline_ftype) (struct gdbarch *gdbarch, CORE_ADDR pc, char *name); |
d50355b6 MS |
629 | extern int gdbarch_in_solib_return_trampoline (struct gdbarch *gdbarch, CORE_ADDR pc, char *name); |
630 | extern void set_gdbarch_in_solib_return_trampoline (struct gdbarch *gdbarch, gdbarch_in_solib_return_trampoline_ftype *in_solib_return_trampoline); | |
d50355b6 | 631 | |
c12260ac CV |
632 | /* A target might have problems with watchpoints as soon as the stack |
633 | frame of the current function has been destroyed. This mostly happens | |
634 | as the first action in a funtion's epilogue. in_function_epilogue_p() | |
635 | is defined to return a non-zero value if either the given addr is one | |
636 | instruction after the stack destroying instruction up to the trailing | |
637 | return instruction or if we can figure out that the stack frame has | |
638 | already been invalidated regardless of the value of addr. Targets | |
639 | which don't suffer from that problem could just let this functionality | |
640 | untouched. */ | |
641 | ||
642 | typedef int (gdbarch_in_function_epilogue_p_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr); | |
643 | extern int gdbarch_in_function_epilogue_p (struct gdbarch *gdbarch, CORE_ADDR addr); | |
644 | extern void set_gdbarch_in_function_epilogue_p (struct gdbarch *gdbarch, gdbarch_in_function_epilogue_p_ftype *in_function_epilogue_p); | |
645 | ||
a2cf933a EZ |
646 | typedef void (gdbarch_elf_make_msymbol_special_ftype) (asymbol *sym, struct minimal_symbol *msym); |
647 | extern void gdbarch_elf_make_msymbol_special (struct gdbarch *gdbarch, asymbol *sym, struct minimal_symbol *msym); | |
648 | extern void set_gdbarch_elf_make_msymbol_special (struct gdbarch *gdbarch, gdbarch_elf_make_msymbol_special_ftype *elf_make_msymbol_special); | |
a2cf933a | 649 | |
a2cf933a EZ |
650 | typedef void (gdbarch_coff_make_msymbol_special_ftype) (int val, struct minimal_symbol *msym); |
651 | extern void gdbarch_coff_make_msymbol_special (struct gdbarch *gdbarch, int val, struct minimal_symbol *msym); | |
652 | extern void set_gdbarch_coff_make_msymbol_special (struct gdbarch *gdbarch, gdbarch_coff_make_msymbol_special_ftype *coff_make_msymbol_special); | |
a2cf933a | 653 | |
c4ed33b9 AC |
654 | extern int gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch); |
655 | extern void set_gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch, int cannot_step_breakpoint); | |
c4ed33b9 | 656 | |
f74fa174 MM |
657 | extern int gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch); |
658 | extern void set_gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch, int have_nonsteppable_watchpoint); | |
f74fa174 | 659 | |
8b2dbe47 | 660 | extern int gdbarch_address_class_type_flags_p (struct gdbarch *gdbarch); |
8b2dbe47 | 661 | |
8b2dbe47 KB |
662 | typedef int (gdbarch_address_class_type_flags_ftype) (int byte_size, int dwarf2_addr_class); |
663 | extern int gdbarch_address_class_type_flags (struct gdbarch *gdbarch, int byte_size, int dwarf2_addr_class); | |
664 | extern void set_gdbarch_address_class_type_flags (struct gdbarch *gdbarch, gdbarch_address_class_type_flags_ftype *address_class_type_flags); | |
8b2dbe47 | 665 | |
8b2dbe47 | 666 | extern int gdbarch_address_class_type_flags_to_name_p (struct gdbarch *gdbarch); |
8b2dbe47 | 667 | |
321432c0 KB |
668 | typedef const char * (gdbarch_address_class_type_flags_to_name_ftype) (struct gdbarch *gdbarch, int type_flags); |
669 | extern const char * gdbarch_address_class_type_flags_to_name (struct gdbarch *gdbarch, int type_flags); | |
8b2dbe47 | 670 | 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 |
671 | |
672 | extern int gdbarch_address_class_name_to_type_flags_p (struct gdbarch *gdbarch); | |
8b2dbe47 | 673 | |
321432c0 KB |
674 | typedef int (gdbarch_address_class_name_to_type_flags_ftype) (struct gdbarch *gdbarch, const char *name, int *type_flags_ptr); |
675 | extern int gdbarch_address_class_name_to_type_flags (struct gdbarch *gdbarch, const char *name, int *type_flags_ptr); | |
8b2dbe47 | 676 | 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 | 677 | |
b59ff9d5 AC |
678 | /* Is a register in a group */ |
679 | ||
680 | typedef int (gdbarch_register_reggroup_p_ftype) (struct gdbarch *gdbarch, int regnum, struct reggroup *reggroup); | |
681 | extern int gdbarch_register_reggroup_p (struct gdbarch *gdbarch, int regnum, struct reggroup *reggroup); | |
682 | extern void set_gdbarch_register_reggroup_p (struct gdbarch *gdbarch, gdbarch_register_reggroup_p_ftype *register_reggroup_p); | |
683 | ||
2e092625 | 684 | /* Fetch the pointer to the ith function argument. */ |
143985b7 | 685 | |
143985b7 | 686 | extern int gdbarch_fetch_pointer_argument_p (struct gdbarch *gdbarch); |
143985b7 | 687 | |
143985b7 AF |
688 | typedef CORE_ADDR (gdbarch_fetch_pointer_argument_ftype) (struct frame_info *frame, int argi, struct type *type); |
689 | extern CORE_ADDR gdbarch_fetch_pointer_argument (struct gdbarch *gdbarch, struct frame_info *frame, int argi, struct type *type); | |
690 | extern void set_gdbarch_fetch_pointer_argument (struct gdbarch *gdbarch, gdbarch_fetch_pointer_argument_ftype *fetch_pointer_argument); | |
143985b7 | 691 | |
6ce6d90f MK |
692 | /* Return the appropriate register set for a core file section with |
693 | name SECT_NAME and size SECT_SIZE. */ | |
694 | ||
695 | extern int gdbarch_regset_from_core_section_p (struct gdbarch *gdbarch); | |
696 | ||
697 | typedef const struct regset * (gdbarch_regset_from_core_section_ftype) (struct gdbarch *gdbarch, const char *sect_name, size_t sect_size); | |
698 | extern const struct regset * gdbarch_regset_from_core_section (struct gdbarch *gdbarch, const char *sect_name, size_t sect_size); | |
699 | extern void set_gdbarch_regset_from_core_section (struct gdbarch *gdbarch, gdbarch_regset_from_core_section_ftype *regset_from_core_section); | |
700 | ||
17ea7499 CES |
701 | /* Supported register notes in a core file. */ |
702 | ||
703 | extern struct core_regset_section * gdbarch_core_regset_sections (struct gdbarch *gdbarch); | |
704 | extern void set_gdbarch_core_regset_sections (struct gdbarch *gdbarch, struct core_regset_section * core_regset_sections); | |
705 | ||
de584861 PA |
706 | /* Read offset OFFSET of TARGET_OBJECT_LIBRARIES formatted shared libraries list from |
707 | core file into buffer READBUF with length LEN. */ | |
708 | ||
709 | extern int gdbarch_core_xfer_shared_libraries_p (struct gdbarch *gdbarch); | |
710 | ||
711 | typedef LONGEST (gdbarch_core_xfer_shared_libraries_ftype) (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, LONGEST len); | |
712 | extern LONGEST gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, LONGEST len); | |
713 | extern void set_gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch, gdbarch_core_xfer_shared_libraries_ftype *core_xfer_shared_libraries); | |
714 | ||
c0edd9ed | 715 | /* How the core target converts a PTID from a core file to a string. */ |
28439f5e PA |
716 | |
717 | extern int gdbarch_core_pid_to_str_p (struct gdbarch *gdbarch); | |
718 | ||
719 | typedef char * (gdbarch_core_pid_to_str_ftype) (struct gdbarch *gdbarch, ptid_t ptid); | |
720 | extern char * gdbarch_core_pid_to_str (struct gdbarch *gdbarch, ptid_t ptid); | |
721 | extern void set_gdbarch_core_pid_to_str (struct gdbarch *gdbarch, gdbarch_core_pid_to_str_ftype *core_pid_to_str); | |
722 | ||
a78c2d62 UW |
723 | /* BFD target to use when generating a core file. */ |
724 | ||
725 | extern int gdbarch_gcore_bfd_target_p (struct gdbarch *gdbarch); | |
726 | ||
727 | extern const char * gdbarch_gcore_bfd_target (struct gdbarch *gdbarch); | |
728 | extern void set_gdbarch_gcore_bfd_target (struct gdbarch *gdbarch, const char * gcore_bfd_target); | |
729 | ||
0d5de010 DJ |
730 | /* If the elements of C++ vtables are in-place function descriptors rather |
731 | than normal function pointers (which may point to code or a descriptor), | |
732 | set this to one. */ | |
733 | ||
734 | extern int gdbarch_vtable_function_descriptors (struct gdbarch *gdbarch); | |
735 | extern void set_gdbarch_vtable_function_descriptors (struct gdbarch *gdbarch, int vtable_function_descriptors); | |
736 | ||
737 | /* Set if the least significant bit of the delta is used instead of the least | |
738 | significant bit of the pfn for pointers to virtual member functions. */ | |
739 | ||
740 | extern int gdbarch_vbit_in_delta (struct gdbarch *gdbarch); | |
741 | extern void set_gdbarch_vbit_in_delta (struct gdbarch *gdbarch, int vbit_in_delta); | |
742 | ||
6d350bb5 UW |
743 | /* Advance PC to next instruction in order to skip a permanent breakpoint. */ |
744 | ||
745 | extern int gdbarch_skip_permanent_breakpoint_p (struct gdbarch *gdbarch); | |
746 | ||
747 | typedef void (gdbarch_skip_permanent_breakpoint_ftype) (struct regcache *regcache); | |
748 | extern void gdbarch_skip_permanent_breakpoint (struct gdbarch *gdbarch, struct regcache *regcache); | |
749 | extern void set_gdbarch_skip_permanent_breakpoint (struct gdbarch *gdbarch, gdbarch_skip_permanent_breakpoint_ftype *skip_permanent_breakpoint); | |
750 | ||
237fc4c9 PA |
751 | /* The maximum length of an instruction on this architecture. */ |
752 | ||
753 | extern int gdbarch_max_insn_length_p (struct gdbarch *gdbarch); | |
754 | ||
755 | extern ULONGEST gdbarch_max_insn_length (struct gdbarch *gdbarch); | |
756 | extern void set_gdbarch_max_insn_length (struct gdbarch *gdbarch, ULONGEST max_insn_length); | |
757 | ||
758 | /* Copy the instruction at FROM to TO, and make any adjustments | |
759 | necessary to single-step it at that address. | |
760 | ||
761 | REGS holds the state the thread's registers will have before | |
762 | executing the copied instruction; the PC in REGS will refer to FROM, | |
763 | not the copy at TO. The caller should update it to point at TO later. | |
764 | ||
765 | Return a pointer to data of the architecture's choice to be passed | |
766 | to gdbarch_displaced_step_fixup. Or, return NULL to indicate that | |
767 | the instruction's effects have been completely simulated, with the | |
768 | resulting state written back to REGS. | |
769 | ||
770 | For a general explanation of displaced stepping and how GDB uses it, | |
771 | see the comments in infrun.c. | |
772 | ||
773 | The TO area is only guaranteed to have space for | |
774 | gdbarch_max_insn_length (arch) bytes, so this function must not | |
775 | write more bytes than that to that area. | |
776 | ||
777 | If you do not provide this function, GDB assumes that the | |
778 | architecture does not support displaced stepping. | |
779 | ||
780 | If your architecture doesn't need to adjust instructions before | |
781 | single-stepping them, consider using simple_displaced_step_copy_insn | |
782 | here. */ | |
783 | ||
784 | extern int gdbarch_displaced_step_copy_insn_p (struct gdbarch *gdbarch); | |
785 | ||
786 | typedef struct displaced_step_closure * (gdbarch_displaced_step_copy_insn_ftype) (struct gdbarch *gdbarch, CORE_ADDR from, CORE_ADDR to, struct regcache *regs); | |
787 | extern struct displaced_step_closure * gdbarch_displaced_step_copy_insn (struct gdbarch *gdbarch, CORE_ADDR from, CORE_ADDR to, struct regcache *regs); | |
788 | extern void set_gdbarch_displaced_step_copy_insn (struct gdbarch *gdbarch, gdbarch_displaced_step_copy_insn_ftype *displaced_step_copy_insn); | |
789 | ||
99e40580 UW |
790 | /* Return true if GDB should use hardware single-stepping to execute |
791 | the displaced instruction identified by CLOSURE. If false, | |
792 | GDB will simply restart execution at the displaced instruction | |
793 | location, and it is up to the target to ensure GDB will receive | |
794 | control again (e.g. by placing a software breakpoint instruction | |
795 | into the displaced instruction buffer). | |
796 | ||
797 | The default implementation returns false on all targets that | |
798 | provide a gdbarch_software_single_step routine, and true otherwise. */ | |
799 | ||
800 | typedef int (gdbarch_displaced_step_hw_singlestep_ftype) (struct gdbarch *gdbarch, struct displaced_step_closure *closure); | |
801 | extern int gdbarch_displaced_step_hw_singlestep (struct gdbarch *gdbarch, struct displaced_step_closure *closure); | |
802 | extern void set_gdbarch_displaced_step_hw_singlestep (struct gdbarch *gdbarch, gdbarch_displaced_step_hw_singlestep_ftype *displaced_step_hw_singlestep); | |
803 | ||
237fc4c9 PA |
804 | /* Fix up the state resulting from successfully single-stepping a |
805 | displaced instruction, to give the result we would have gotten from | |
806 | stepping the instruction in its original location. | |
807 | ||
808 | REGS is the register state resulting from single-stepping the | |
809 | displaced instruction. | |
810 | ||
811 | CLOSURE is the result from the matching call to | |
812 | gdbarch_displaced_step_copy_insn. | |
813 | ||
814 | If you provide gdbarch_displaced_step_copy_insn.but not this | |
815 | function, then GDB assumes that no fixup is needed after | |
816 | single-stepping the instruction. | |
817 | ||
818 | For a general explanation of displaced stepping and how GDB uses it, | |
819 | see the comments in infrun.c. */ | |
820 | ||
821 | extern int gdbarch_displaced_step_fixup_p (struct gdbarch *gdbarch); | |
822 | ||
823 | typedef void (gdbarch_displaced_step_fixup_ftype) (struct gdbarch *gdbarch, struct displaced_step_closure *closure, CORE_ADDR from, CORE_ADDR to, struct regcache *regs); | |
824 | extern void gdbarch_displaced_step_fixup (struct gdbarch *gdbarch, struct displaced_step_closure *closure, CORE_ADDR from, CORE_ADDR to, struct regcache *regs); | |
825 | extern void set_gdbarch_displaced_step_fixup (struct gdbarch *gdbarch, gdbarch_displaced_step_fixup_ftype *displaced_step_fixup); | |
826 | ||
827 | /* Free a closure returned by gdbarch_displaced_step_copy_insn. | |
828 | ||
829 | If you provide gdbarch_displaced_step_copy_insn, you must provide | |
830 | this function as well. | |
831 | ||
832 | If your architecture uses closures that don't need to be freed, then | |
833 | you can use simple_displaced_step_free_closure here. | |
834 | ||
835 | For a general explanation of displaced stepping and how GDB uses it, | |
836 | see the comments in infrun.c. */ | |
837 | ||
838 | typedef void (gdbarch_displaced_step_free_closure_ftype) (struct gdbarch *gdbarch, struct displaced_step_closure *closure); | |
839 | extern void gdbarch_displaced_step_free_closure (struct gdbarch *gdbarch, struct displaced_step_closure *closure); | |
840 | extern void set_gdbarch_displaced_step_free_closure (struct gdbarch *gdbarch, gdbarch_displaced_step_free_closure_ftype *displaced_step_free_closure); | |
841 | ||
842 | /* Return the address of an appropriate place to put displaced | |
843 | instructions while we step over them. There need only be one such | |
844 | place, since we're only stepping one thread over a breakpoint at a | |
845 | time. | |
846 | ||
847 | For a general explanation of displaced stepping and how GDB uses it, | |
848 | see the comments in infrun.c. */ | |
849 | ||
850 | typedef CORE_ADDR (gdbarch_displaced_step_location_ftype) (struct gdbarch *gdbarch); | |
851 | extern CORE_ADDR gdbarch_displaced_step_location (struct gdbarch *gdbarch); | |
852 | extern void set_gdbarch_displaced_step_location (struct gdbarch *gdbarch, gdbarch_displaced_step_location_ftype *displaced_step_location); | |
853 | ||
dde08ee1 PA |
854 | /* Relocate an instruction to execute at a different address. OLDLOC |
855 | is the address in the inferior memory where the instruction to | |
856 | relocate is currently at. On input, TO points to the destination | |
857 | where we want the instruction to be copied (and possibly adjusted) | |
858 | to. On output, it points to one past the end of the resulting | |
859 | instruction(s). The effect of executing the instruction at TO shall | |
860 | be the same as if executing it at FROM. For example, call | |
861 | instructions that implicitly push the return address on the stack | |
862 | should be adjusted to return to the instruction after OLDLOC; | |
863 | relative branches, and other PC-relative instructions need the | |
864 | offset adjusted; etc. */ | |
865 | ||
866 | extern int gdbarch_relocate_instruction_p (struct gdbarch *gdbarch); | |
867 | ||
868 | typedef void (gdbarch_relocate_instruction_ftype) (struct gdbarch *gdbarch, CORE_ADDR *to, CORE_ADDR from); | |
869 | extern void gdbarch_relocate_instruction (struct gdbarch *gdbarch, CORE_ADDR *to, CORE_ADDR from); | |
870 | extern void set_gdbarch_relocate_instruction (struct gdbarch *gdbarch, gdbarch_relocate_instruction_ftype *relocate_instruction); | |
871 | ||
1c772458 UW |
872 | /* Refresh overlay mapped state for section OSECT. */ |
873 | ||
874 | extern int gdbarch_overlay_update_p (struct gdbarch *gdbarch); | |
875 | ||
876 | typedef void (gdbarch_overlay_update_ftype) (struct obj_section *osect); | |
877 | extern void gdbarch_overlay_update (struct gdbarch *gdbarch, struct obj_section *osect); | |
878 | extern void set_gdbarch_overlay_update (struct gdbarch *gdbarch, gdbarch_overlay_update_ftype *overlay_update); | |
879 | ||
4eb0ad19 DJ |
880 | extern int gdbarch_core_read_description_p (struct gdbarch *gdbarch); |
881 | ||
882 | typedef const struct target_desc * (gdbarch_core_read_description_ftype) (struct gdbarch *gdbarch, struct target_ops *target, bfd *abfd); | |
883 | extern const struct target_desc * gdbarch_core_read_description (struct gdbarch *gdbarch, struct target_ops *target, bfd *abfd); | |
884 | extern void set_gdbarch_core_read_description (struct gdbarch *gdbarch, gdbarch_core_read_description_ftype *core_read_description); | |
885 | ||
149ad273 UW |
886 | /* Handle special encoding of static variables in stabs debug info. */ |
887 | ||
888 | extern int gdbarch_static_transform_name_p (struct gdbarch *gdbarch); | |
889 | ||
890 | typedef char * (gdbarch_static_transform_name_ftype) (char *name); | |
891 | extern char * gdbarch_static_transform_name (struct gdbarch *gdbarch, char *name); | |
892 | extern void set_gdbarch_static_transform_name (struct gdbarch *gdbarch, gdbarch_static_transform_name_ftype *static_transform_name); | |
893 | ||
203c3895 UW |
894 | /* Set if the address in N_SO or N_FUN stabs may be zero. */ |
895 | ||
896 | extern int gdbarch_sofun_address_maybe_missing (struct gdbarch *gdbarch); | |
897 | extern void set_gdbarch_sofun_address_maybe_missing (struct gdbarch *gdbarch, int sofun_address_maybe_missing); | |
898 | ||
0508c3ec HZ |
899 | /* Parse the instruction at ADDR storing in the record execution log |
900 | the registers REGCACHE and memory ranges that will be affected when | |
901 | the instruction executes, along with their current values. | |
902 | Return -1 if something goes wrong, 0 otherwise. */ | |
903 | ||
904 | extern int gdbarch_process_record_p (struct gdbarch *gdbarch); | |
905 | ||
906 | typedef int (gdbarch_process_record_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR addr); | |
907 | extern int gdbarch_process_record (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR addr); | |
908 | extern void set_gdbarch_process_record (struct gdbarch *gdbarch, gdbarch_process_record_ftype *process_record); | |
3846b520 HZ |
909 | |
910 | /* Save process state after a signal. | |
911 | Return -1 if something goes wrong, 0 otherwise. */ | |
912 | ||
913 | extern int gdbarch_process_record_signal_p (struct gdbarch *gdbarch); | |
914 | ||
915 | typedef int (gdbarch_process_record_signal_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, enum target_signal signal); | |
916 | extern int gdbarch_process_record_signal (struct gdbarch *gdbarch, struct regcache *regcache, enum target_signal signal); | |
917 | extern void set_gdbarch_process_record_signal (struct gdbarch *gdbarch, gdbarch_process_record_signal_ftype *process_record_signal); | |
0508c3ec | 918 | |
1cded358 AR |
919 | /* Signal translation: translate inferior's signal (host's) number into |
920 | GDB's representation. */ | |
921 | ||
922 | typedef enum target_signal (gdbarch_target_signal_from_host_ftype) (struct gdbarch *gdbarch, int signo); | |
923 | extern enum target_signal gdbarch_target_signal_from_host (struct gdbarch *gdbarch, int signo); | |
924 | extern void set_gdbarch_target_signal_from_host (struct gdbarch *gdbarch, gdbarch_target_signal_from_host_ftype *target_signal_from_host); | |
925 | ||
926 | /* Signal translation: translate GDB's signal number into inferior's host | |
927 | signal number. */ | |
928 | ||
929 | typedef int (gdbarch_target_signal_to_host_ftype) (struct gdbarch *gdbarch, enum target_signal ts); | |
930 | extern int gdbarch_target_signal_to_host (struct gdbarch *gdbarch, enum target_signal ts); | |
931 | extern void set_gdbarch_target_signal_to_host (struct gdbarch *gdbarch, gdbarch_target_signal_to_host_ftype *target_signal_to_host); | |
932 | ||
4aa995e1 | 933 | /* Extra signal info inspection. |
959b8724 | 934 | |
4aa995e1 PA |
935 | Return a type suitable to inspect extra signal information. */ |
936 | ||
937 | extern int gdbarch_get_siginfo_type_p (struct gdbarch *gdbarch); | |
938 | ||
939 | typedef struct type * (gdbarch_get_siginfo_type_ftype) (struct gdbarch *gdbarch); | |
940 | extern struct type * gdbarch_get_siginfo_type (struct gdbarch *gdbarch); | |
941 | extern void set_gdbarch_get_siginfo_type (struct gdbarch *gdbarch, gdbarch_get_siginfo_type_ftype *get_siginfo_type); | |
942 | ||
60c5725c DJ |
943 | /* Record architecture-specific information from the symbol table. */ |
944 | ||
945 | extern int gdbarch_record_special_symbol_p (struct gdbarch *gdbarch); | |
946 | ||
947 | typedef void (gdbarch_record_special_symbol_ftype) (struct gdbarch *gdbarch, struct objfile *objfile, asymbol *sym); | |
948 | extern void gdbarch_record_special_symbol (struct gdbarch *gdbarch, struct objfile *objfile, asymbol *sym); | |
949 | extern void set_gdbarch_record_special_symbol (struct gdbarch *gdbarch, gdbarch_record_special_symbol_ftype *record_special_symbol); | |
950 | ||
a96d9b2e SDJ |
951 | /* Function for the 'catch syscall' feature. |
952 | Get architecture-specific system calls information from registers. */ | |
953 | ||
954 | extern int gdbarch_get_syscall_number_p (struct gdbarch *gdbarch); | |
955 | ||
956 | typedef LONGEST (gdbarch_get_syscall_number_ftype) (struct gdbarch *gdbarch, ptid_t ptid); | |
957 | extern LONGEST gdbarch_get_syscall_number (struct gdbarch *gdbarch, ptid_t ptid); | |
958 | extern void set_gdbarch_get_syscall_number (struct gdbarch *gdbarch, gdbarch_get_syscall_number_ftype *get_syscall_number); | |
959 | ||
50c71eaf | 960 | /* True if the list of shared libraries is one and only for all |
9bc9e927 | 961 | processes, as opposed to a list of shared libraries per inferior. |
2567c7d9 PA |
962 | This usually means that all processes, although may or may not share |
963 | an address space, will see the same set of symbols at the same | |
964 | addresses. */ | |
50c71eaf PA |
965 | |
966 | extern int gdbarch_has_global_solist (struct gdbarch *gdbarch); | |
967 | extern void set_gdbarch_has_global_solist (struct gdbarch *gdbarch, int has_global_solist); | |
968 | ||
2567c7d9 PA |
969 | /* On some targets, even though each inferior has its own private |
970 | address space, the debug interface takes care of making breakpoints | |
971 | visible to all address spaces automatically. For such cases, | |
972 | this property should be set to true. */ | |
973 | ||
974 | extern int gdbarch_has_global_breakpoints (struct gdbarch *gdbarch); | |
975 | extern void set_gdbarch_has_global_breakpoints (struct gdbarch *gdbarch, int has_global_breakpoints); | |
976 | ||
6c95b8df PA |
977 | /* True if inferiors share an address space (e.g., uClinux). */ |
978 | ||
979 | typedef int (gdbarch_has_shared_address_space_ftype) (struct gdbarch *gdbarch); | |
980 | extern int gdbarch_has_shared_address_space (struct gdbarch *gdbarch); | |
981 | extern void set_gdbarch_has_shared_address_space (struct gdbarch *gdbarch, gdbarch_has_shared_address_space_ftype *has_shared_address_space); | |
982 | ||
7a697b8d SS |
983 | /* True if a fast tracepoint can be set at an address. */ |
984 | ||
985 | typedef int (gdbarch_fast_tracepoint_valid_at_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr, int *isize, char **msg); | |
986 | extern int gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, CORE_ADDR addr, int *isize, char **msg); | |
987 | extern void set_gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, gdbarch_fast_tracepoint_valid_at_ftype *fast_tracepoint_valid_at); | |
988 | ||
f870a310 TT |
989 | /* Return the "auto" target charset. */ |
990 | ||
991 | typedef const char * (gdbarch_auto_charset_ftype) (void); | |
992 | extern const char * gdbarch_auto_charset (struct gdbarch *gdbarch); | |
993 | extern void set_gdbarch_auto_charset (struct gdbarch *gdbarch, gdbarch_auto_charset_ftype *auto_charset); | |
994 | ||
995 | /* Return the "auto" target wide charset. */ | |
996 | ||
997 | typedef const char * (gdbarch_auto_wide_charset_ftype) (void); | |
998 | extern const char * gdbarch_auto_wide_charset (struct gdbarch *gdbarch); | |
999 | extern void set_gdbarch_auto_wide_charset (struct gdbarch *gdbarch, gdbarch_auto_wide_charset_ftype *auto_wide_charset); | |
1000 | ||
08105857 PA |
1001 | /* If non-empty, this is a file extension that will be opened in place |
1002 | of the file extension reported by the shared library list. | |
1003 | ||
1004 | This is most useful for toolchains that use a post-linker tool, | |
1005 | where the names of the files run on the target differ in extension | |
1006 | compared to the names of the files GDB should load for debug info. */ | |
1007 | ||
1008 | extern const char * gdbarch_solib_symbols_extension (struct gdbarch *gdbarch); | |
1009 | extern void set_gdbarch_solib_symbols_extension (struct gdbarch *gdbarch, const char * solib_symbols_extension); | |
1010 | ||
1412f70b HZ |
1011 | /* If true, the target OS has DOS-based file system semantics. That |
1012 | is, absolute paths include a drive name, and the backslash is | |
1013 | considered a directory separator. */ | |
ab38a727 PA |
1014 | |
1015 | extern int gdbarch_has_dos_based_file_system (struct gdbarch *gdbarch); | |
1016 | extern void set_gdbarch_has_dos_based_file_system (struct gdbarch *gdbarch, int has_dos_based_file_system); | |
1017 | ||
6710bf39 SS |
1018 | /* Generate bytecodes to collect the return address in a frame. |
1019 | Since the bytecodes run on the target, possibly with GDB not even | |
1020 | connected, the full unwinding machinery is not available, and | |
1021 | typically this function will issue bytecodes for one or more likely | |
1022 | places that the return address may be found. */ | |
1023 | ||
1024 | typedef void (gdbarch_gen_return_address_ftype) (struct gdbarch *gdbarch, struct agent_expr *ax, struct axs_value *value, CORE_ADDR scope); | |
1025 | extern void gdbarch_gen_return_address (struct gdbarch *gdbarch, struct agent_expr *ax, struct axs_value *value, CORE_ADDR scope); | |
1026 | extern void set_gdbarch_gen_return_address (struct gdbarch *gdbarch, gdbarch_gen_return_address_ftype *gen_return_address); | |
1027 | ||
a96d9b2e SDJ |
1028 | /* Definition for an unknown syscall, used basically in error-cases. */ |
1029 | #define UNKNOWN_SYSCALL (-1) | |
1030 | ||
104c1213 | 1031 | extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch); |
0f71a2f6 JM |
1032 | |
1033 | ||
1034 | /* Mechanism for co-ordinating the selection of a specific | |
1035 | architecture. | |
1036 | ||
1037 | GDB targets (*-tdep.c) can register an interest in a specific | |
1038 | architecture. Other GDB components can register a need to maintain | |
1039 | per-architecture data. | |
1040 | ||
1041 | The mechanisms below ensures that there is only a loose connection | |
1042 | between the set-architecture command and the various GDB | |
99e7bb18 | 1043 | components. Each component can independently register their need |
0f71a2f6 JM |
1044 | to maintain architecture specific data with gdbarch. |
1045 | ||
1046 | Pragmatics: | |
1047 | ||
1048 | Previously, a single TARGET_ARCHITECTURE_HOOK was provided. It | |
1049 | didn't scale. | |
1050 | ||
1051 | The more traditional mega-struct containing architecture specific | |
1052 | data for all the various GDB components was also considered. Since | |
99e7bb18 | 1053 | GDB is built from a variable number of (fairly independent) |
0f71a2f6 | 1054 | components it was determined that the global aproach was not |
0963b4bd | 1055 | applicable. */ |
0f71a2f6 JM |
1056 | |
1057 | ||
1058 | /* Register a new architectural family with GDB. | |
1059 | ||
1060 | Register support for the specified ARCHITECTURE with GDB. When | |
1061 | gdbarch determines that the specified architecture has been | |
1062 | selected, the corresponding INIT function is called. | |
1063 | ||
1064 | -- | |
1065 | ||
1066 | The INIT function takes two parameters: INFO which contains the | |
1067 | information available to gdbarch about the (possibly new) | |
1068 | architecture; ARCHES which is a list of the previously created | |
1069 | ``struct gdbarch'' for this architecture. | |
1070 | ||
0f79675b | 1071 | The INFO parameter is, as far as possible, be pre-initialized with |
7a107747 | 1072 | information obtained from INFO.ABFD or the global defaults. |
0f79675b AC |
1073 | |
1074 | The ARCHES parameter is a linked list (sorted most recently used) | |
1075 | of all the previously created architures for this architecture | |
1076 | family. The (possibly NULL) ARCHES->gdbarch can used to access | |
1077 | values from the previously selected architecture for this | |
59837fe0 | 1078 | architecture family. |
0f71a2f6 JM |
1079 | |
1080 | The INIT function shall return any of: NULL - indicating that it | |
ec3d358c | 1081 | doesn't recognize the selected architecture; an existing ``struct |
0f71a2f6 JM |
1082 | gdbarch'' from the ARCHES list - indicating that the new |
1083 | architecture is just a synonym for an earlier architecture (see | |
1084 | gdbarch_list_lookup_by_info()); a newly created ``struct gdbarch'' | |
4b9b3959 AC |
1085 | - that describes the selected architecture (see gdbarch_alloc()). |
1086 | ||
1087 | The DUMP_TDEP function shall print out all target specific values. | |
1088 | Care should be taken to ensure that the function works in both the | |
0963b4bd | 1089 | multi-arch and non- multi-arch cases. */ |
0f71a2f6 | 1090 | |
adf40b2e JM |
1091 | struct gdbarch_list |
1092 | { | |
1093 | struct gdbarch *gdbarch; | |
1094 | struct gdbarch_list *next; | |
1095 | }; | |
0f71a2f6 | 1096 | |
adf40b2e JM |
1097 | struct gdbarch_info |
1098 | { | |
0963b4bd | 1099 | /* Use default: NULL (ZERO). */ |
adf40b2e | 1100 | const struct bfd_arch_info *bfd_arch_info; |
0f71a2f6 | 1101 | |
428721aa | 1102 | /* Use default: BFD_ENDIAN_UNKNOWN (NB: is not ZERO). */ |
adf40b2e | 1103 | int byte_order; |
0f71a2f6 | 1104 | |
9d4fde75 SS |
1105 | int byte_order_for_code; |
1106 | ||
0963b4bd | 1107 | /* Use default: NULL (ZERO). */ |
adf40b2e | 1108 | bfd *abfd; |
0f71a2f6 | 1109 | |
0963b4bd | 1110 | /* Use default: NULL (ZERO). */ |
adf40b2e | 1111 | struct gdbarch_tdep_info *tdep_info; |
4be87837 DJ |
1112 | |
1113 | /* Use default: GDB_OSABI_UNINITIALIZED (-1). */ | |
1114 | enum gdb_osabi osabi; | |
424163ea DJ |
1115 | |
1116 | /* Use default: NULL (ZERO). */ | |
1117 | const struct target_desc *target_desc; | |
adf40b2e | 1118 | }; |
0f71a2f6 | 1119 | |
104c1213 | 1120 | typedef struct gdbarch *(gdbarch_init_ftype) (struct gdbarch_info info, struct gdbarch_list *arches); |
4b9b3959 | 1121 | typedef void (gdbarch_dump_tdep_ftype) (struct gdbarch *gdbarch, struct ui_file *file); |
0f71a2f6 | 1122 | |
4b9b3959 | 1123 | /* DEPRECATED - use gdbarch_register() */ |
104c1213 | 1124 | extern void register_gdbarch_init (enum bfd_architecture architecture, gdbarch_init_ftype *); |
0f71a2f6 | 1125 | |
4b9b3959 AC |
1126 | extern void gdbarch_register (enum bfd_architecture architecture, |
1127 | gdbarch_init_ftype *, | |
1128 | gdbarch_dump_tdep_ftype *); | |
1129 | ||
0f71a2f6 | 1130 | |
b4a20239 AC |
1131 | /* Return a freshly allocated, NULL terminated, array of the valid |
1132 | architecture names. Since architectures are registered during the | |
1133 | _initialize phase this function only returns useful information | |
0963b4bd | 1134 | once initialization has been completed. */ |
b4a20239 AC |
1135 | |
1136 | extern const char **gdbarch_printable_names (void); | |
1137 | ||
1138 | ||
0f71a2f6 | 1139 | /* Helper function. Search the list of ARCHES for a GDBARCH that |
0963b4bd | 1140 | matches the information provided by INFO. */ |
0f71a2f6 | 1141 | |
424163ea | 1142 | extern struct gdbarch_list *gdbarch_list_lookup_by_info (struct gdbarch_list *arches, const struct gdbarch_info *info); |
0f71a2f6 JM |
1143 | |
1144 | ||
1145 | /* Helper function. Create a preliminary ``struct gdbarch''. Perform | |
424163ea | 1146 | basic initialization using values obtained from the INFO and TDEP |
0f71a2f6 | 1147 | parameters. set_gdbarch_*() functions are called to complete the |
0963b4bd | 1148 | initialization of the object. */ |
0f71a2f6 | 1149 | |
104c1213 | 1150 | extern struct gdbarch *gdbarch_alloc (const struct gdbarch_info *info, struct gdbarch_tdep *tdep); |
0f71a2f6 JM |
1151 | |
1152 | ||
4b9b3959 AC |
1153 | /* Helper function. Free a partially-constructed ``struct gdbarch''. |
1154 | It is assumed that the caller freeds the ``struct | |
0963b4bd | 1155 | gdbarch_tdep''. */ |
4b9b3959 | 1156 | |
058f20d5 JB |
1157 | extern void gdbarch_free (struct gdbarch *); |
1158 | ||
1159 | ||
aebd7893 AC |
1160 | /* Helper function. Allocate memory from the ``struct gdbarch'' |
1161 | obstack. The memory is freed when the corresponding architecture | |
1162 | is also freed. */ | |
1163 | ||
1164 | extern void *gdbarch_obstack_zalloc (struct gdbarch *gdbarch, long size); | |
1165 | #define GDBARCH_OBSTACK_CALLOC(GDBARCH, NR, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), (NR) * sizeof (TYPE))) | |
1166 | #define GDBARCH_OBSTACK_ZALLOC(GDBARCH, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), sizeof (TYPE))) | |
1167 | ||
1168 | ||
0963b4bd | 1169 | /* Helper function. Force an update of the current architecture. |
0f71a2f6 | 1170 | |
b732d07d AC |
1171 | The actual architecture selected is determined by INFO, ``(gdb) set |
1172 | architecture'' et.al., the existing architecture and BFD's default | |
1173 | architecture. INFO should be initialized to zero and then selected | |
1174 | fields should be updated. | |
0f71a2f6 | 1175 | |
0963b4bd | 1176 | Returns non-zero if the update succeeds. */ |
16f33e29 AC |
1177 | |
1178 | extern int gdbarch_update_p (struct gdbarch_info info); | |
0f71a2f6 JM |
1179 | |
1180 | ||
ebdba546 AC |
1181 | /* Helper function. Find an architecture matching info. |
1182 | ||
1183 | INFO should be initialized using gdbarch_info_init, relevant fields | |
1184 | set, and then finished using gdbarch_info_fill. | |
1185 | ||
1186 | Returns the corresponding architecture, or NULL if no matching | |
59837fe0 | 1187 | architecture was found. */ |
ebdba546 AC |
1188 | |
1189 | extern struct gdbarch *gdbarch_find_by_info (struct gdbarch_info info); | |
1190 | ||
1191 | ||
59837fe0 | 1192 | /* Helper function. Set the global "target_gdbarch" to "gdbarch". |
ebdba546 AC |
1193 | |
1194 | FIXME: kettenis/20031124: Of the functions that follow, only | |
1195 | gdbarch_from_bfd is supposed to survive. The others will | |
1196 | dissappear since in the future GDB will (hopefully) be truly | |
1197 | multi-arch. However, for now we're still stuck with the concept of | |
1198 | a single active architecture. */ | |
1199 | ||
59837fe0 | 1200 | extern void deprecated_target_gdbarch_select_hack (struct gdbarch *gdbarch); |
ebdba546 | 1201 | |
0f71a2f6 JM |
1202 | |
1203 | /* Register per-architecture data-pointer. | |
1204 | ||
1205 | Reserve space for a per-architecture data-pointer. An identifier | |
1206 | for the reserved data-pointer is returned. That identifer should | |
95160752 | 1207 | be saved in a local static variable. |
0f71a2f6 | 1208 | |
fcc1c85c AC |
1209 | Memory for the per-architecture data shall be allocated using |
1210 | gdbarch_obstack_zalloc. That memory will be deleted when the | |
1211 | corresponding architecture object is deleted. | |
0f71a2f6 | 1212 | |
95160752 AC |
1213 | When a previously created architecture is re-selected, the |
1214 | per-architecture data-pointer for that previous architecture is | |
76860b5f | 1215 | restored. INIT() is not re-called. |
0f71a2f6 JM |
1216 | |
1217 | Multiple registrarants for any architecture are allowed (and | |
1218 | strongly encouraged). */ | |
1219 | ||
95160752 | 1220 | struct gdbarch_data; |
0f71a2f6 | 1221 | |
030f20e1 AC |
1222 | typedef void *(gdbarch_data_pre_init_ftype) (struct obstack *obstack); |
1223 | extern struct gdbarch_data *gdbarch_data_register_pre_init (gdbarch_data_pre_init_ftype *init); | |
1224 | typedef void *(gdbarch_data_post_init_ftype) (struct gdbarch *gdbarch); | |
1225 | extern struct gdbarch_data *gdbarch_data_register_post_init (gdbarch_data_post_init_ftype *init); | |
1226 | extern void deprecated_set_gdbarch_data (struct gdbarch *gdbarch, | |
1227 | struct gdbarch_data *data, | |
1228 | void *pointer); | |
0f71a2f6 | 1229 | |
451fbdda | 1230 | extern void *gdbarch_data (struct gdbarch *gdbarch, struct gdbarch_data *); |
0f71a2f6 JM |
1231 | |
1232 | ||
99e7bb18 | 1233 | /* Set the dynamic target-system-dependent parameters (architecture, |
0963b4bd | 1234 | byte-order, ...) using information found in the BFD. */ |
c906108c | 1235 | |
104c1213 | 1236 | extern void set_gdbarch_from_file (bfd *); |
c906108c SS |
1237 | |
1238 | ||
e514a9d6 JM |
1239 | /* Initialize the current architecture to the "first" one we find on |
1240 | our list. */ | |
1241 | ||
1242 | extern void initialize_current_architecture (void); | |
1243 | ||
c906108c | 1244 | /* gdbarch trace variable */ |
adf40b2e | 1245 | extern int gdbarch_debug; |
c906108c | 1246 | |
4b9b3959 | 1247 | extern void gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file); |
0f71a2f6 | 1248 | |
c906108c | 1249 | #endif |