2007-06-12 Markus Deuling <deuling@de.ibm.com>
[binutils-gdb.git] / gdb / gdbarch.h
1 /* *INDENT-OFF* */ /* THIS FILE IS GENERATED */
2
3 /* Dynamic architecture support for GDB, the GNU debugger.
4
5 Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
6 Free Software Foundation, Inc.
7
8 This file is part of GDB.
9
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
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
14
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.
19
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin Street, Fifth Floor,
23 Boston, MA 02110-1301, USA. */
24
25 /* This file was created with the aid of ``gdbarch.sh''.
26
27 The Bourne shell script ``gdbarch.sh'' creates the files
28 ``new-gdbarch.c'' and ``new-gdbarch.h and then compares them
29 against the existing ``gdbarch.[hc]''. Any differences found
30 being reported.
31
32 If editing this file, please also run gdbarch.sh and merge any
33 changes into that script. Conversely, when making sweeping changes
34 to this file, modifying gdbarch.sh and using its output may prove
35 easier. */
36
37 #ifndef GDBARCH_H
38 #define GDBARCH_H
39
40 struct floatformat;
41 struct ui_file;
42 struct frame_info;
43 struct value;
44 struct objfile;
45 struct obj_section;
46 struct minimal_symbol;
47 struct regcache;
48 struct reggroup;
49 struct regset;
50 struct disassemble_info;
51 struct target_ops;
52 struct obstack;
53 struct bp_target_info;
54 struct target_desc;
55
56 extern struct gdbarch *current_gdbarch;
57
58
59 /* The following are pre-initialized by GDBARCH. */
60
61 extern const struct bfd_arch_info * gdbarch_bfd_arch_info (struct gdbarch *gdbarch);
62 /* set_gdbarch_bfd_arch_info() - not applicable - pre-initialized. */
63 #if !defined (GDB_TM_FILE) && defined (TARGET_ARCHITECTURE)
64 #error "Non multi-arch definition of TARGET_ARCHITECTURE"
65 #endif
66 #if !defined (TARGET_ARCHITECTURE)
67 #define TARGET_ARCHITECTURE (gdbarch_bfd_arch_info (current_gdbarch))
68 #endif
69
70 extern int gdbarch_byte_order (struct gdbarch *gdbarch);
71 /* set_gdbarch_byte_order() - not applicable - pre-initialized. */
72
73 extern enum gdb_osabi gdbarch_osabi (struct gdbarch *gdbarch);
74 /* set_gdbarch_osabi() - not applicable - pre-initialized. */
75
76 extern const struct target_desc * gdbarch_target_desc (struct gdbarch *gdbarch);
77 /* set_gdbarch_target_desc() - not applicable - pre-initialized. */
78
79
80 /* The following are initialized by the target dependent code. */
81
82 /* Number of bits in a char or unsigned char for the target machine.
83 Just like CHAR_BIT in <limits.h> but describes the target machine.
84 v:TARGET_CHAR_BIT:int:char_bit::::8 * sizeof (char):8::0:
85
86 Number of bits in a short or unsigned short for the target machine. */
87
88 extern int gdbarch_short_bit (struct gdbarch *gdbarch);
89 extern void set_gdbarch_short_bit (struct gdbarch *gdbarch, int short_bit);
90
91 /* Number of bits in an int or unsigned int for the target machine. */
92
93 extern int gdbarch_int_bit (struct gdbarch *gdbarch);
94 extern void set_gdbarch_int_bit (struct gdbarch *gdbarch, int int_bit);
95
96 /* Number of bits in a long or unsigned long for the target machine. */
97
98 extern int gdbarch_long_bit (struct gdbarch *gdbarch);
99 extern void set_gdbarch_long_bit (struct gdbarch *gdbarch, int long_bit);
100
101 /* Number of bits in a long long or unsigned long long for the target
102 machine. */
103
104 extern int gdbarch_long_long_bit (struct gdbarch *gdbarch);
105 extern void set_gdbarch_long_long_bit (struct gdbarch *gdbarch, int long_long_bit);
106
107 /* The ABI default bit-size and format for "float", "double", and "long
108 double". These bit/format pairs should eventually be combined into
109 a single object. For the moment, just initialize them as a pair.
110 Each format describes both the big and little endian layouts (if
111 useful). */
112
113 extern int gdbarch_float_bit (struct gdbarch *gdbarch);
114 extern void set_gdbarch_float_bit (struct gdbarch *gdbarch, int float_bit);
115
116 extern const struct floatformat ** gdbarch_float_format (struct gdbarch *gdbarch);
117 extern void set_gdbarch_float_format (struct gdbarch *gdbarch, const struct floatformat ** float_format);
118
119 extern int gdbarch_double_bit (struct gdbarch *gdbarch);
120 extern void set_gdbarch_double_bit (struct gdbarch *gdbarch, int double_bit);
121
122 extern const struct floatformat ** gdbarch_double_format (struct gdbarch *gdbarch);
123 extern void set_gdbarch_double_format (struct gdbarch *gdbarch, const struct floatformat ** double_format);
124
125 extern int gdbarch_long_double_bit (struct gdbarch *gdbarch);
126 extern void set_gdbarch_long_double_bit (struct gdbarch *gdbarch, int long_double_bit);
127
128 extern const struct floatformat ** gdbarch_long_double_format (struct gdbarch *gdbarch);
129 extern void set_gdbarch_long_double_format (struct gdbarch *gdbarch, const struct floatformat ** long_double_format);
130
131 /* For most targets, a pointer on the target and its representation as an
132 address in GDB have the same size and "look the same". For such a
133 target, you need only set TARGET_PTR_BIT / ptr_bit and TARGET_ADDR_BIT
134 / addr_bit will be set from it.
135
136 If TARGET_PTR_BIT and TARGET_ADDR_BIT are different, you'll probably
137 also need to set gdbarch_pointer_to_address and gdbarch_address_to_pointer
138 as well.
139
140 ptr_bit is the size of a pointer on the target */
141
142 extern int gdbarch_ptr_bit (struct gdbarch *gdbarch);
143 extern void set_gdbarch_ptr_bit (struct gdbarch *gdbarch, int ptr_bit);
144 #if !defined (GDB_TM_FILE) && defined (TARGET_PTR_BIT)
145 #error "Non multi-arch definition of TARGET_PTR_BIT"
146 #endif
147 #if !defined (TARGET_PTR_BIT)
148 #define TARGET_PTR_BIT (gdbarch_ptr_bit (current_gdbarch))
149 #endif
150
151 /* addr_bit is the size of a target address as represented in gdb */
152
153 extern int gdbarch_addr_bit (struct gdbarch *gdbarch);
154 extern void set_gdbarch_addr_bit (struct gdbarch *gdbarch, int addr_bit);
155 #if !defined (GDB_TM_FILE) && defined (TARGET_ADDR_BIT)
156 #error "Non multi-arch definition of TARGET_ADDR_BIT"
157 #endif
158 #if !defined (TARGET_ADDR_BIT)
159 #define TARGET_ADDR_BIT (gdbarch_addr_bit (current_gdbarch))
160 #endif
161
162 /* Number of bits in a BFD_VMA for the target object file format. */
163
164 extern int gdbarch_bfd_vma_bit (struct gdbarch *gdbarch);
165 extern void set_gdbarch_bfd_vma_bit (struct gdbarch *gdbarch, int bfd_vma_bit);
166 #if !defined (GDB_TM_FILE) && defined (TARGET_BFD_VMA_BIT)
167 #error "Non multi-arch definition of TARGET_BFD_VMA_BIT"
168 #endif
169 #if !defined (TARGET_BFD_VMA_BIT)
170 #define TARGET_BFD_VMA_BIT (gdbarch_bfd_vma_bit (current_gdbarch))
171 #endif
172
173 /* One if `char' acts like `signed char', zero if `unsigned char'. */
174
175 extern int gdbarch_char_signed (struct gdbarch *gdbarch);
176 extern void set_gdbarch_char_signed (struct gdbarch *gdbarch, int char_signed);
177
178 #if defined (TARGET_READ_PC)
179 /* Legacy for systems yet to multi-arch TARGET_READ_PC */
180 #if !defined (TARGET_READ_PC_P)
181 #define TARGET_READ_PC_P() (1)
182 #endif
183 #endif
184
185 extern int gdbarch_read_pc_p (struct gdbarch *gdbarch);
186 #if !defined (GDB_TM_FILE) && defined (TARGET_READ_PC_P)
187 #error "Non multi-arch definition of TARGET_READ_PC"
188 #endif
189 #if !defined (TARGET_READ_PC_P)
190 #define TARGET_READ_PC_P() (gdbarch_read_pc_p (current_gdbarch))
191 #endif
192
193 typedef CORE_ADDR (gdbarch_read_pc_ftype) (ptid_t ptid);
194 extern CORE_ADDR gdbarch_read_pc (struct gdbarch *gdbarch, ptid_t ptid);
195 extern void set_gdbarch_read_pc (struct gdbarch *gdbarch, gdbarch_read_pc_ftype *read_pc);
196 #if !defined (GDB_TM_FILE) && defined (TARGET_READ_PC)
197 #error "Non multi-arch definition of TARGET_READ_PC"
198 #endif
199 #if !defined (TARGET_READ_PC)
200 #define TARGET_READ_PC(ptid) (gdbarch_read_pc (current_gdbarch, ptid))
201 #endif
202
203 typedef void (gdbarch_write_pc_ftype) (CORE_ADDR val, ptid_t ptid);
204 extern void gdbarch_write_pc (struct gdbarch *gdbarch, CORE_ADDR val, ptid_t ptid);
205 extern void set_gdbarch_write_pc (struct gdbarch *gdbarch, gdbarch_write_pc_ftype *write_pc);
206 #if !defined (GDB_TM_FILE) && defined (TARGET_WRITE_PC)
207 #error "Non multi-arch definition of TARGET_WRITE_PC"
208 #endif
209 #if !defined (TARGET_WRITE_PC)
210 #define TARGET_WRITE_PC(val, ptid) (gdbarch_write_pc (current_gdbarch, val, ptid))
211 #endif
212
213 /* Function for getting target's idea of a frame pointer. FIXME: GDB's
214 whole scheme for dealing with "frames" and "frame pointers" needs a
215 serious shakedown. */
216
217 typedef void (gdbarch_virtual_frame_pointer_ftype) (CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset);
218 extern void gdbarch_virtual_frame_pointer (struct gdbarch *gdbarch, CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset);
219 extern void set_gdbarch_virtual_frame_pointer (struct gdbarch *gdbarch, gdbarch_virtual_frame_pointer_ftype *virtual_frame_pointer);
220
221 extern int gdbarch_pseudo_register_read_p (struct gdbarch *gdbarch);
222
223 typedef void (gdbarch_pseudo_register_read_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, gdb_byte *buf);
224 extern void gdbarch_pseudo_register_read (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, gdb_byte *buf);
225 extern void set_gdbarch_pseudo_register_read (struct gdbarch *gdbarch, gdbarch_pseudo_register_read_ftype *pseudo_register_read);
226
227 extern int gdbarch_pseudo_register_write_p (struct gdbarch *gdbarch);
228
229 typedef void (gdbarch_pseudo_register_write_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, const gdb_byte *buf);
230 extern void gdbarch_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, const gdb_byte *buf);
231 extern void set_gdbarch_pseudo_register_write (struct gdbarch *gdbarch, gdbarch_pseudo_register_write_ftype *pseudo_register_write);
232
233 extern int gdbarch_num_regs (struct gdbarch *gdbarch);
234 extern void set_gdbarch_num_regs (struct gdbarch *gdbarch, int num_regs);
235
236 /* This macro gives the number of pseudo-registers that live in the
237 register namespace but do not get fetched or stored on the target.
238 These pseudo-registers may be aliases for other registers,
239 combinations of other registers, or they may be computed by GDB. */
240
241 extern int gdbarch_num_pseudo_regs (struct gdbarch *gdbarch);
242 extern void set_gdbarch_num_pseudo_regs (struct gdbarch *gdbarch, int num_pseudo_regs);
243
244 /* GDB's standard (or well known) register numbers. These can map onto
245 a real register or a pseudo (computed) register or not be defined at
246 all (-1).
247 SP_REGNUM will hopefully be replaced by UNWIND_SP. */
248
249 extern int gdbarch_sp_regnum (struct gdbarch *gdbarch);
250 extern void set_gdbarch_sp_regnum (struct gdbarch *gdbarch, int sp_regnum);
251 #if !defined (GDB_TM_FILE) && defined (SP_REGNUM)
252 #error "Non multi-arch definition of SP_REGNUM"
253 #endif
254 #if !defined (SP_REGNUM)
255 #define SP_REGNUM (gdbarch_sp_regnum (current_gdbarch))
256 #endif
257
258 extern int gdbarch_pc_regnum (struct gdbarch *gdbarch);
259 extern void set_gdbarch_pc_regnum (struct gdbarch *gdbarch, int pc_regnum);
260 #if !defined (GDB_TM_FILE) && defined (PC_REGNUM)
261 #error "Non multi-arch definition of PC_REGNUM"
262 #endif
263 #if !defined (PC_REGNUM)
264 #define PC_REGNUM (gdbarch_pc_regnum (current_gdbarch))
265 #endif
266
267 extern int gdbarch_ps_regnum (struct gdbarch *gdbarch);
268 extern void set_gdbarch_ps_regnum (struct gdbarch *gdbarch, int ps_regnum);
269 #if !defined (GDB_TM_FILE) && defined (PS_REGNUM)
270 #error "Non multi-arch definition of PS_REGNUM"
271 #endif
272 #if !defined (PS_REGNUM)
273 #define PS_REGNUM (gdbarch_ps_regnum (current_gdbarch))
274 #endif
275
276 extern int gdbarch_fp0_regnum (struct gdbarch *gdbarch);
277 extern void set_gdbarch_fp0_regnum (struct gdbarch *gdbarch, int fp0_regnum);
278 #if !defined (GDB_TM_FILE) && defined (FP0_REGNUM)
279 #error "Non multi-arch definition of FP0_REGNUM"
280 #endif
281 #if !defined (FP0_REGNUM)
282 #define FP0_REGNUM (gdbarch_fp0_regnum (current_gdbarch))
283 #endif
284
285 /* Convert stab register number (from `r' declaration) to a gdb REGNUM. */
286
287 typedef int (gdbarch_stab_reg_to_regnum_ftype) (int stab_regnr);
288 extern int gdbarch_stab_reg_to_regnum (struct gdbarch *gdbarch, int stab_regnr);
289 extern void set_gdbarch_stab_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_stab_reg_to_regnum_ftype *stab_reg_to_regnum);
290 #if !defined (GDB_TM_FILE) && defined (STAB_REG_TO_REGNUM)
291 #error "Non multi-arch definition of STAB_REG_TO_REGNUM"
292 #endif
293 #if !defined (STAB_REG_TO_REGNUM)
294 #define STAB_REG_TO_REGNUM(stab_regnr) (gdbarch_stab_reg_to_regnum (current_gdbarch, stab_regnr))
295 #endif
296
297 /* Provide a default mapping from a ecoff register number to a gdb REGNUM. */
298
299 typedef int (gdbarch_ecoff_reg_to_regnum_ftype) (int ecoff_regnr);
300 extern int gdbarch_ecoff_reg_to_regnum (struct gdbarch *gdbarch, int ecoff_regnr);
301 extern void set_gdbarch_ecoff_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_ecoff_reg_to_regnum_ftype *ecoff_reg_to_regnum);
302 #if !defined (GDB_TM_FILE) && defined (ECOFF_REG_TO_REGNUM)
303 #error "Non multi-arch definition of ECOFF_REG_TO_REGNUM"
304 #endif
305 #if !defined (ECOFF_REG_TO_REGNUM)
306 #define ECOFF_REG_TO_REGNUM(ecoff_regnr) (gdbarch_ecoff_reg_to_regnum (current_gdbarch, ecoff_regnr))
307 #endif
308
309 /* Provide a default mapping from a DWARF register number to a gdb REGNUM. */
310
311 typedef int (gdbarch_dwarf_reg_to_regnum_ftype) (int dwarf_regnr);
312 extern int gdbarch_dwarf_reg_to_regnum (struct gdbarch *gdbarch, int dwarf_regnr);
313 extern void set_gdbarch_dwarf_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_dwarf_reg_to_regnum_ftype *dwarf_reg_to_regnum);
314 #if !defined (GDB_TM_FILE) && defined (DWARF_REG_TO_REGNUM)
315 #error "Non multi-arch definition of DWARF_REG_TO_REGNUM"
316 #endif
317 #if !defined (DWARF_REG_TO_REGNUM)
318 #define DWARF_REG_TO_REGNUM(dwarf_regnr) (gdbarch_dwarf_reg_to_regnum (current_gdbarch, dwarf_regnr))
319 #endif
320
321 /* Convert from an sdb register number to an internal gdb register number. */
322
323 typedef int (gdbarch_sdb_reg_to_regnum_ftype) (int sdb_regnr);
324 extern int gdbarch_sdb_reg_to_regnum (struct gdbarch *gdbarch, int sdb_regnr);
325 extern void set_gdbarch_sdb_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_sdb_reg_to_regnum_ftype *sdb_reg_to_regnum);
326 #if !defined (GDB_TM_FILE) && defined (SDB_REG_TO_REGNUM)
327 #error "Non multi-arch definition of SDB_REG_TO_REGNUM"
328 #endif
329 #if !defined (SDB_REG_TO_REGNUM)
330 #define SDB_REG_TO_REGNUM(sdb_regnr) (gdbarch_sdb_reg_to_regnum (current_gdbarch, sdb_regnr))
331 #endif
332
333 typedef int (gdbarch_dwarf2_reg_to_regnum_ftype) (int dwarf2_regnr);
334 extern int gdbarch_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, int dwarf2_regnr);
335 extern void set_gdbarch_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_dwarf2_reg_to_regnum_ftype *dwarf2_reg_to_regnum);
336 #if !defined (GDB_TM_FILE) && defined (DWARF2_REG_TO_REGNUM)
337 #error "Non multi-arch definition of DWARF2_REG_TO_REGNUM"
338 #endif
339 #if !defined (DWARF2_REG_TO_REGNUM)
340 #define DWARF2_REG_TO_REGNUM(dwarf2_regnr) (gdbarch_dwarf2_reg_to_regnum (current_gdbarch, dwarf2_regnr))
341 #endif
342
343 typedef const char * (gdbarch_register_name_ftype) (int regnr);
344 extern const char * gdbarch_register_name (struct gdbarch *gdbarch, int regnr);
345 extern void set_gdbarch_register_name (struct gdbarch *gdbarch, gdbarch_register_name_ftype *register_name);
346
347 /* Return the type of a register specified by the architecture. Only
348 the register cache should call this function directly; others should
349 use "register_type". */
350
351 extern int gdbarch_register_type_p (struct gdbarch *gdbarch);
352
353 typedef struct type * (gdbarch_register_type_ftype) (struct gdbarch *gdbarch, int reg_nr);
354 extern struct type * gdbarch_register_type (struct gdbarch *gdbarch, int reg_nr);
355 extern void set_gdbarch_register_type (struct gdbarch *gdbarch, gdbarch_register_type_ftype *register_type);
356
357 /* See gdbint.texinfo, and PUSH_DUMMY_CALL. */
358
359 extern int gdbarch_unwind_dummy_id_p (struct gdbarch *gdbarch);
360
361 typedef struct frame_id (gdbarch_unwind_dummy_id_ftype) (struct gdbarch *gdbarch, struct frame_info *info);
362 extern struct frame_id gdbarch_unwind_dummy_id (struct gdbarch *gdbarch, struct frame_info *info);
363 extern void set_gdbarch_unwind_dummy_id (struct gdbarch *gdbarch, gdbarch_unwind_dummy_id_ftype *unwind_dummy_id);
364
365 /* Implement UNWIND_DUMMY_ID and PUSH_DUMMY_CALL, then delete
366 DEPRECATED_FP_REGNUM. */
367
368 extern int gdbarch_deprecated_fp_regnum (struct gdbarch *gdbarch);
369 extern void set_gdbarch_deprecated_fp_regnum (struct gdbarch *gdbarch, int deprecated_fp_regnum);
370 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_FP_REGNUM)
371 #error "Non multi-arch definition of DEPRECATED_FP_REGNUM"
372 #endif
373 #if !defined (DEPRECATED_FP_REGNUM)
374 #define DEPRECATED_FP_REGNUM (gdbarch_deprecated_fp_regnum (current_gdbarch))
375 #endif
376
377 /* See gdbint.texinfo. See infcall.c. */
378
379 extern int gdbarch_push_dummy_call_p (struct gdbarch *gdbarch);
380
381 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);
382 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);
383 extern void set_gdbarch_push_dummy_call (struct gdbarch *gdbarch, gdbarch_push_dummy_call_ftype *push_dummy_call);
384
385 /* DEPRECATED_REGISTER_SIZE can be deleted. */
386
387 extern int gdbarch_deprecated_register_size (struct gdbarch *gdbarch);
388 extern void set_gdbarch_deprecated_register_size (struct gdbarch *gdbarch, int deprecated_register_size);
389 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_REGISTER_SIZE)
390 #error "Non multi-arch definition of DEPRECATED_REGISTER_SIZE"
391 #endif
392 #if !defined (DEPRECATED_REGISTER_SIZE)
393 #define DEPRECATED_REGISTER_SIZE (gdbarch_deprecated_register_size (current_gdbarch))
394 #endif
395
396 extern int gdbarch_call_dummy_location (struct gdbarch *gdbarch);
397 extern void set_gdbarch_call_dummy_location (struct gdbarch *gdbarch, int call_dummy_location);
398
399 extern int gdbarch_push_dummy_code_p (struct gdbarch *gdbarch);
400
401 typedef CORE_ADDR (gdbarch_push_dummy_code_ftype) (struct gdbarch *gdbarch, CORE_ADDR sp, CORE_ADDR funaddr, int using_gcc, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr);
402 extern CORE_ADDR gdbarch_push_dummy_code (struct gdbarch *gdbarch, CORE_ADDR sp, CORE_ADDR funaddr, int using_gcc, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr);
403 extern void set_gdbarch_push_dummy_code (struct gdbarch *gdbarch, gdbarch_push_dummy_code_ftype *push_dummy_code);
404
405 typedef void (gdbarch_print_registers_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, int regnum, int all);
406 extern void gdbarch_print_registers_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, int regnum, int all);
407 extern void set_gdbarch_print_registers_info (struct gdbarch *gdbarch, gdbarch_print_registers_info_ftype *print_registers_info);
408
409 extern int gdbarch_print_float_info_p (struct gdbarch *gdbarch);
410
411 typedef void (gdbarch_print_float_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args);
412 extern void gdbarch_print_float_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args);
413 extern void set_gdbarch_print_float_info (struct gdbarch *gdbarch, gdbarch_print_float_info_ftype *print_float_info);
414
415 extern int gdbarch_print_vector_info_p (struct gdbarch *gdbarch);
416
417 typedef void (gdbarch_print_vector_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args);
418 extern void gdbarch_print_vector_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args);
419 extern void set_gdbarch_print_vector_info (struct gdbarch *gdbarch, gdbarch_print_vector_info_ftype *print_vector_info);
420
421 /* MAP a GDB RAW register number onto a simulator register number. See
422 also include/...-sim.h. */
423
424 typedef int (gdbarch_register_sim_regno_ftype) (int reg_nr);
425 extern int gdbarch_register_sim_regno (struct gdbarch *gdbarch, int reg_nr);
426 extern void set_gdbarch_register_sim_regno (struct gdbarch *gdbarch, gdbarch_register_sim_regno_ftype *register_sim_regno);
427
428 typedef int (gdbarch_cannot_fetch_register_ftype) (int regnum);
429 extern int gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, int regnum);
430 extern void set_gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, gdbarch_cannot_fetch_register_ftype *cannot_fetch_register);
431
432 typedef int (gdbarch_cannot_store_register_ftype) (int regnum);
433 extern int gdbarch_cannot_store_register (struct gdbarch *gdbarch, int regnum);
434 extern void set_gdbarch_cannot_store_register (struct gdbarch *gdbarch, gdbarch_cannot_store_register_ftype *cannot_store_register);
435
436 /* setjmp/longjmp support. */
437
438 extern int gdbarch_get_longjmp_target_p (struct gdbarch *gdbarch);
439
440 typedef int (gdbarch_get_longjmp_target_ftype) (CORE_ADDR *pc);
441 extern int gdbarch_get_longjmp_target (struct gdbarch *gdbarch, CORE_ADDR *pc);
442 extern void set_gdbarch_get_longjmp_target (struct gdbarch *gdbarch, gdbarch_get_longjmp_target_ftype *get_longjmp_target);
443
444 extern int gdbarch_believe_pcc_promotion (struct gdbarch *gdbarch);
445 extern void set_gdbarch_believe_pcc_promotion (struct gdbarch *gdbarch, int believe_pcc_promotion);
446 #if !defined (GDB_TM_FILE) && defined (BELIEVE_PCC_PROMOTION)
447 #error "Non multi-arch definition of BELIEVE_PCC_PROMOTION"
448 #endif
449 #if !defined (BELIEVE_PCC_PROMOTION)
450 #define BELIEVE_PCC_PROMOTION (gdbarch_believe_pcc_promotion (current_gdbarch))
451 #endif
452
453 typedef int (gdbarch_convert_register_p_ftype) (int regnum, struct type *type);
454 extern int gdbarch_convert_register_p (struct gdbarch *gdbarch, int regnum, struct type *type);
455 extern void set_gdbarch_convert_register_p (struct gdbarch *gdbarch, gdbarch_convert_register_p_ftype *convert_register_p);
456
457 typedef void (gdbarch_register_to_value_ftype) (struct frame_info *frame, int regnum, struct type *type, gdb_byte *buf);
458 extern void gdbarch_register_to_value (struct gdbarch *gdbarch, struct frame_info *frame, int regnum, struct type *type, gdb_byte *buf);
459 extern void set_gdbarch_register_to_value (struct gdbarch *gdbarch, gdbarch_register_to_value_ftype *register_to_value);
460
461 typedef void (gdbarch_value_to_register_ftype) (struct frame_info *frame, int regnum, struct type *type, const gdb_byte *buf);
462 extern void gdbarch_value_to_register (struct gdbarch *gdbarch, struct frame_info *frame, int regnum, struct type *type, const gdb_byte *buf);
463 extern void set_gdbarch_value_to_register (struct gdbarch *gdbarch, gdbarch_value_to_register_ftype *value_to_register);
464
465 /* Construct a value representing the contents of register REGNUM in
466 frame FRAME, interpreted as type TYPE. The routine needs to
467 allocate and return a struct value with all value attributes
468 (but not the value contents) filled in. */
469
470 typedef struct value * (gdbarch_value_from_register_ftype) (struct type *type, int regnum, struct frame_info *frame);
471 extern struct value * gdbarch_value_from_register (struct gdbarch *gdbarch, struct type *type, int regnum, struct frame_info *frame);
472 extern void set_gdbarch_value_from_register (struct gdbarch *gdbarch, gdbarch_value_from_register_ftype *value_from_register);
473
474 typedef CORE_ADDR (gdbarch_pointer_to_address_ftype) (struct type *type, const gdb_byte *buf);
475 extern CORE_ADDR gdbarch_pointer_to_address (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf);
476 extern void set_gdbarch_pointer_to_address (struct gdbarch *gdbarch, gdbarch_pointer_to_address_ftype *pointer_to_address);
477
478 typedef void (gdbarch_address_to_pointer_ftype) (struct type *type, gdb_byte *buf, CORE_ADDR addr);
479 extern void gdbarch_address_to_pointer (struct gdbarch *gdbarch, struct type *type, gdb_byte *buf, CORE_ADDR addr);
480 extern void set_gdbarch_address_to_pointer (struct gdbarch *gdbarch, gdbarch_address_to_pointer_ftype *address_to_pointer);
481
482 extern int gdbarch_integer_to_address_p (struct gdbarch *gdbarch);
483
484 typedef CORE_ADDR (gdbarch_integer_to_address_ftype) (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf);
485 extern CORE_ADDR gdbarch_integer_to_address (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf);
486 extern void set_gdbarch_integer_to_address (struct gdbarch *gdbarch, gdbarch_integer_to_address_ftype *integer_to_address);
487
488 /* It has been suggested that this, well actually its predecessor,
489 should take the type/value of the function to be called and not the
490 return type. This is left as an exercise for the reader.
491 NOTE: cagney/2004-06-13: The function stack.c:return_command uses
492 the predicate with default hack to avoid calling STORE_RETURN_VALUE
493 (via legacy_return_value), when a small struct is involved. */
494
495 extern int gdbarch_return_value_p (struct gdbarch *gdbarch);
496
497 typedef enum return_value_convention (gdbarch_return_value_ftype) (struct gdbarch *gdbarch, struct type *valtype, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf);
498 extern enum return_value_convention gdbarch_return_value (struct gdbarch *gdbarch, struct type *valtype, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf);
499 extern void set_gdbarch_return_value (struct gdbarch *gdbarch, gdbarch_return_value_ftype *return_value);
500
501 /* The deprecated methods EXTRACT_RETURN_VALUE, STORE_RETURN_VALUE,
502 DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS and
503 DEPRECATED_USE_STRUCT_CONVENTION have all been folded into
504 RETURN_VALUE. */
505
506 typedef void (gdbarch_extract_return_value_ftype) (struct type *type, struct regcache *regcache, gdb_byte *valbuf);
507 extern void gdbarch_extract_return_value (struct gdbarch *gdbarch, struct type *type, struct regcache *regcache, gdb_byte *valbuf);
508 extern void set_gdbarch_extract_return_value (struct gdbarch *gdbarch, gdbarch_extract_return_value_ftype *extract_return_value);
509 #if !defined (GDB_TM_FILE) && defined (EXTRACT_RETURN_VALUE)
510 #error "Non multi-arch definition of EXTRACT_RETURN_VALUE"
511 #endif
512 #if !defined (EXTRACT_RETURN_VALUE)
513 #define EXTRACT_RETURN_VALUE(type, regcache, valbuf) (gdbarch_extract_return_value (current_gdbarch, type, regcache, valbuf))
514 #endif
515
516 typedef void (gdbarch_store_return_value_ftype) (struct type *type, struct regcache *regcache, const gdb_byte *valbuf);
517 extern void gdbarch_store_return_value (struct gdbarch *gdbarch, struct type *type, struct regcache *regcache, const gdb_byte *valbuf);
518 extern void set_gdbarch_store_return_value (struct gdbarch *gdbarch, gdbarch_store_return_value_ftype *store_return_value);
519 #if !defined (GDB_TM_FILE) && defined (STORE_RETURN_VALUE)
520 #error "Non multi-arch definition of STORE_RETURN_VALUE"
521 #endif
522 #if !defined (STORE_RETURN_VALUE)
523 #define STORE_RETURN_VALUE(type, regcache, valbuf) (gdbarch_store_return_value (current_gdbarch, type, regcache, valbuf))
524 #endif
525
526 typedef int (gdbarch_deprecated_use_struct_convention_ftype) (int gcc_p, struct type *value_type);
527 extern int gdbarch_deprecated_use_struct_convention (struct gdbarch *gdbarch, int gcc_p, struct type *value_type);
528 extern void set_gdbarch_deprecated_use_struct_convention (struct gdbarch *gdbarch, gdbarch_deprecated_use_struct_convention_ftype *deprecated_use_struct_convention);
529 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_USE_STRUCT_CONVENTION)
530 #error "Non multi-arch definition of DEPRECATED_USE_STRUCT_CONVENTION"
531 #endif
532 #if !defined (DEPRECATED_USE_STRUCT_CONVENTION)
533 #define DEPRECATED_USE_STRUCT_CONVENTION(gcc_p, value_type) (gdbarch_deprecated_use_struct_convention (current_gdbarch, gcc_p, value_type))
534 #endif
535
536 /* As of 2004-01-17 only the 32-bit SPARC ABI has been identified as an
537 ABI suitable for the implementation of a robust extract
538 struct-convention return-value address method (the sparc saves the
539 address in the callers frame). All the other cases so far examined,
540 the DEPRECATED_EXTRACT_STRUCT_VALUE implementation has been
541 erreneous - the code was incorrectly assuming that the return-value
542 address, stored in a register, was preserved across the entire
543 function call.
544 For the moment retain DEPRECATED_EXTRACT_STRUCT_VALUE as a marker of
545 the ABIs that are still to be analyzed - perhaps this should simply
546 be deleted. The commented out extract_returned_value_address method
547 is provided as a starting point for the 32-bit SPARC. It, or
548 something like it, along with changes to both infcmd.c and stack.c
549 will be needed for that case to work. NB: It is passed the callers
550 frame since it is only after the callee has returned that this
551 function is used.
552 M::CORE_ADDR:extract_returned_value_address:struct frame_info *caller_frame:caller_frame */
553
554 #if defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS)
555 /* Legacy for systems yet to multi-arch DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS */
556 #if !defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P)
557 #define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P() (1)
558 #endif
559 #endif
560
561 extern int gdbarch_deprecated_extract_struct_value_address_p (struct gdbarch *gdbarch);
562 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P)
563 #error "Non multi-arch definition of DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS"
564 #endif
565 #if !defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P)
566 #define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P() (gdbarch_deprecated_extract_struct_value_address_p (current_gdbarch))
567 #endif
568
569 typedef CORE_ADDR (gdbarch_deprecated_extract_struct_value_address_ftype) (struct regcache *regcache);
570 extern CORE_ADDR gdbarch_deprecated_extract_struct_value_address (struct gdbarch *gdbarch, struct regcache *regcache);
571 extern void set_gdbarch_deprecated_extract_struct_value_address (struct gdbarch *gdbarch, gdbarch_deprecated_extract_struct_value_address_ftype *deprecated_extract_struct_value_address);
572 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS)
573 #error "Non multi-arch definition of DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS"
574 #endif
575 #if !defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS)
576 #define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS(regcache) (gdbarch_deprecated_extract_struct_value_address (current_gdbarch, regcache))
577 #endif
578
579 typedef CORE_ADDR (gdbarch_skip_prologue_ftype) (CORE_ADDR ip);
580 extern CORE_ADDR gdbarch_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR ip);
581 extern void set_gdbarch_skip_prologue (struct gdbarch *gdbarch, gdbarch_skip_prologue_ftype *skip_prologue);
582
583 typedef int (gdbarch_inner_than_ftype) (CORE_ADDR lhs, CORE_ADDR rhs);
584 extern int gdbarch_inner_than (struct gdbarch *gdbarch, CORE_ADDR lhs, CORE_ADDR rhs);
585 extern void set_gdbarch_inner_than (struct gdbarch *gdbarch, gdbarch_inner_than_ftype *inner_than);
586
587 typedef const gdb_byte * (gdbarch_breakpoint_from_pc_ftype) (CORE_ADDR *pcptr, int *lenptr);
588 extern const gdb_byte * gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr);
589 extern void set_gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch, gdbarch_breakpoint_from_pc_ftype *breakpoint_from_pc);
590 #if !defined (GDB_TM_FILE) && defined (BREAKPOINT_FROM_PC)
591 #error "Non multi-arch definition of BREAKPOINT_FROM_PC"
592 #endif
593 #if !defined (BREAKPOINT_FROM_PC)
594 #define BREAKPOINT_FROM_PC(pcptr, lenptr) (gdbarch_breakpoint_from_pc (current_gdbarch, pcptr, lenptr))
595 #endif
596
597 extern int gdbarch_adjust_breakpoint_address_p (struct gdbarch *gdbarch);
598
599 typedef CORE_ADDR (gdbarch_adjust_breakpoint_address_ftype) (struct gdbarch *gdbarch, CORE_ADDR bpaddr);
600 extern CORE_ADDR gdbarch_adjust_breakpoint_address (struct gdbarch *gdbarch, CORE_ADDR bpaddr);
601 extern void set_gdbarch_adjust_breakpoint_address (struct gdbarch *gdbarch, gdbarch_adjust_breakpoint_address_ftype *adjust_breakpoint_address);
602
603 typedef int (gdbarch_memory_insert_breakpoint_ftype) (struct bp_target_info *bp_tgt);
604 extern int gdbarch_memory_insert_breakpoint (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt);
605 extern void set_gdbarch_memory_insert_breakpoint (struct gdbarch *gdbarch, gdbarch_memory_insert_breakpoint_ftype *memory_insert_breakpoint);
606
607 typedef int (gdbarch_memory_remove_breakpoint_ftype) (struct bp_target_info *bp_tgt);
608 extern int gdbarch_memory_remove_breakpoint (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt);
609 extern void set_gdbarch_memory_remove_breakpoint (struct gdbarch *gdbarch, gdbarch_memory_remove_breakpoint_ftype *memory_remove_breakpoint);
610
611 extern CORE_ADDR gdbarch_decr_pc_after_break (struct gdbarch *gdbarch);
612 extern void set_gdbarch_decr_pc_after_break (struct gdbarch *gdbarch, CORE_ADDR decr_pc_after_break);
613
614 /* A function can be addressed by either it's "pointer" (possibly a
615 descriptor address) or "entry point" (first executable instruction).
616 The method "convert_from_func_ptr_addr" converting the former to the
617 latter. DEPRECATED_FUNCTION_START_OFFSET is being used to implement
618 a simplified subset of that functionality - the function's address
619 corresponds to the "function pointer" and the function's start
620 corresponds to the "function entry point" - and hence is redundant. */
621
622 extern CORE_ADDR gdbarch_deprecated_function_start_offset (struct gdbarch *gdbarch);
623 extern void set_gdbarch_deprecated_function_start_offset (struct gdbarch *gdbarch, CORE_ADDR deprecated_function_start_offset);
624 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_FUNCTION_START_OFFSET)
625 #error "Non multi-arch definition of DEPRECATED_FUNCTION_START_OFFSET"
626 #endif
627 #if !defined (DEPRECATED_FUNCTION_START_OFFSET)
628 #define DEPRECATED_FUNCTION_START_OFFSET (gdbarch_deprecated_function_start_offset (current_gdbarch))
629 #endif
630
631 /* Return the remote protocol register number associated with this
632 register. Normally the identity mapping. */
633
634 typedef int (gdbarch_remote_register_number_ftype) (struct gdbarch *gdbarch, int regno);
635 extern int gdbarch_remote_register_number (struct gdbarch *gdbarch, int regno);
636 extern void set_gdbarch_remote_register_number (struct gdbarch *gdbarch, gdbarch_remote_register_number_ftype *remote_register_number);
637
638 /* Fetch the target specific address used to represent a load module. */
639
640 extern int gdbarch_fetch_tls_load_module_address_p (struct gdbarch *gdbarch);
641
642 typedef CORE_ADDR (gdbarch_fetch_tls_load_module_address_ftype) (struct objfile *objfile);
643 extern CORE_ADDR gdbarch_fetch_tls_load_module_address (struct gdbarch *gdbarch, struct objfile *objfile);
644 extern void set_gdbarch_fetch_tls_load_module_address (struct gdbarch *gdbarch, gdbarch_fetch_tls_load_module_address_ftype *fetch_tls_load_module_address);
645
646 extern CORE_ADDR gdbarch_frame_args_skip (struct gdbarch *gdbarch);
647 extern void set_gdbarch_frame_args_skip (struct gdbarch *gdbarch, CORE_ADDR frame_args_skip);
648
649 extern int gdbarch_unwind_pc_p (struct gdbarch *gdbarch);
650
651 typedef CORE_ADDR (gdbarch_unwind_pc_ftype) (struct gdbarch *gdbarch, struct frame_info *next_frame);
652 extern CORE_ADDR gdbarch_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame);
653 extern void set_gdbarch_unwind_pc (struct gdbarch *gdbarch, gdbarch_unwind_pc_ftype *unwind_pc);
654
655 extern int gdbarch_unwind_sp_p (struct gdbarch *gdbarch);
656
657 typedef CORE_ADDR (gdbarch_unwind_sp_ftype) (struct gdbarch *gdbarch, struct frame_info *next_frame);
658 extern CORE_ADDR gdbarch_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame);
659 extern void set_gdbarch_unwind_sp (struct gdbarch *gdbarch, gdbarch_unwind_sp_ftype *unwind_sp);
660
661 /* DEPRECATED_FRAME_LOCALS_ADDRESS as been replaced by the per-frame
662 frame-base. Enable frame-base before frame-unwind. */
663
664 extern int gdbarch_frame_num_args_p (struct gdbarch *gdbarch);
665
666 typedef int (gdbarch_frame_num_args_ftype) (struct frame_info *frame);
667 extern int gdbarch_frame_num_args (struct gdbarch *gdbarch, struct frame_info *frame);
668 extern void set_gdbarch_frame_num_args (struct gdbarch *gdbarch, gdbarch_frame_num_args_ftype *frame_num_args);
669
670 /* DEPRECATED_STACK_ALIGN has been replaced by an initial aligning call
671 to frame_align and the requirement that methods such as
672 push_dummy_call and frame_red_zone_size maintain correct stack/frame
673 alignment. */
674
675 #if defined (DEPRECATED_STACK_ALIGN)
676 /* Legacy for systems yet to multi-arch DEPRECATED_STACK_ALIGN */
677 #if !defined (DEPRECATED_STACK_ALIGN_P)
678 #define DEPRECATED_STACK_ALIGN_P() (1)
679 #endif
680 #endif
681
682 extern int gdbarch_deprecated_stack_align_p (struct gdbarch *gdbarch);
683 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_STACK_ALIGN_P)
684 #error "Non multi-arch definition of DEPRECATED_STACK_ALIGN"
685 #endif
686 #if !defined (DEPRECATED_STACK_ALIGN_P)
687 #define DEPRECATED_STACK_ALIGN_P() (gdbarch_deprecated_stack_align_p (current_gdbarch))
688 #endif
689
690 typedef CORE_ADDR (gdbarch_deprecated_stack_align_ftype) (CORE_ADDR sp);
691 extern CORE_ADDR gdbarch_deprecated_stack_align (struct gdbarch *gdbarch, CORE_ADDR sp);
692 extern void set_gdbarch_deprecated_stack_align (struct gdbarch *gdbarch, gdbarch_deprecated_stack_align_ftype *deprecated_stack_align);
693 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_STACK_ALIGN)
694 #error "Non multi-arch definition of DEPRECATED_STACK_ALIGN"
695 #endif
696 #if !defined (DEPRECATED_STACK_ALIGN)
697 #define DEPRECATED_STACK_ALIGN(sp) (gdbarch_deprecated_stack_align (current_gdbarch, sp))
698 #endif
699
700 extern int gdbarch_frame_align_p (struct gdbarch *gdbarch);
701
702 typedef CORE_ADDR (gdbarch_frame_align_ftype) (struct gdbarch *gdbarch, CORE_ADDR address);
703 extern CORE_ADDR gdbarch_frame_align (struct gdbarch *gdbarch, CORE_ADDR address);
704 extern void set_gdbarch_frame_align (struct gdbarch *gdbarch, gdbarch_frame_align_ftype *frame_align);
705
706 /* DEPRECATED_REG_STRUCT_HAS_ADDR has been replaced by
707 stabs_argument_has_addr. */
708
709 #if defined (DEPRECATED_REG_STRUCT_HAS_ADDR)
710 /* Legacy for systems yet to multi-arch DEPRECATED_REG_STRUCT_HAS_ADDR */
711 #if !defined (DEPRECATED_REG_STRUCT_HAS_ADDR_P)
712 #define DEPRECATED_REG_STRUCT_HAS_ADDR_P() (1)
713 #endif
714 #endif
715
716 extern int gdbarch_deprecated_reg_struct_has_addr_p (struct gdbarch *gdbarch);
717 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_REG_STRUCT_HAS_ADDR_P)
718 #error "Non multi-arch definition of DEPRECATED_REG_STRUCT_HAS_ADDR"
719 #endif
720 #if !defined (DEPRECATED_REG_STRUCT_HAS_ADDR_P)
721 #define DEPRECATED_REG_STRUCT_HAS_ADDR_P() (gdbarch_deprecated_reg_struct_has_addr_p (current_gdbarch))
722 #endif
723
724 typedef int (gdbarch_deprecated_reg_struct_has_addr_ftype) (int gcc_p, struct type *type);
725 extern int gdbarch_deprecated_reg_struct_has_addr (struct gdbarch *gdbarch, int gcc_p, struct type *type);
726 extern void set_gdbarch_deprecated_reg_struct_has_addr (struct gdbarch *gdbarch, gdbarch_deprecated_reg_struct_has_addr_ftype *deprecated_reg_struct_has_addr);
727 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_REG_STRUCT_HAS_ADDR)
728 #error "Non multi-arch definition of DEPRECATED_REG_STRUCT_HAS_ADDR"
729 #endif
730 #if !defined (DEPRECATED_REG_STRUCT_HAS_ADDR)
731 #define DEPRECATED_REG_STRUCT_HAS_ADDR(gcc_p, type) (gdbarch_deprecated_reg_struct_has_addr (current_gdbarch, gcc_p, type))
732 #endif
733
734 typedef int (gdbarch_stabs_argument_has_addr_ftype) (struct gdbarch *gdbarch, struct type *type);
735 extern int gdbarch_stabs_argument_has_addr (struct gdbarch *gdbarch, struct type *type);
736 extern void set_gdbarch_stabs_argument_has_addr (struct gdbarch *gdbarch, gdbarch_stabs_argument_has_addr_ftype *stabs_argument_has_addr);
737
738 extern int gdbarch_frame_red_zone_size (struct gdbarch *gdbarch);
739 extern void set_gdbarch_frame_red_zone_size (struct gdbarch *gdbarch, int frame_red_zone_size);
740
741 typedef CORE_ADDR (gdbarch_convert_from_func_ptr_addr_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr, struct target_ops *targ);
742 extern CORE_ADDR gdbarch_convert_from_func_ptr_addr (struct gdbarch *gdbarch, CORE_ADDR addr, struct target_ops *targ);
743 extern void set_gdbarch_convert_from_func_ptr_addr (struct gdbarch *gdbarch, gdbarch_convert_from_func_ptr_addr_ftype *convert_from_func_ptr_addr);
744
745 /* On some machines there are bits in addresses which are not really
746 part of the address, but are used by the kernel, the hardware, etc.
747 for special purposes. gdbarch_addr_bits_remove takes out any such bits so
748 we get a "real" address such as one would find in a symbol table.
749 This is used only for addresses of instructions, and even then I'm
750 not sure it's used in all contexts. It exists to deal with there
751 being a few stray bits in the PC which would mislead us, not as some
752 sort of generic thing to handle alignment or segmentation (it's
753 possible it should be in TARGET_READ_PC instead). */
754
755 typedef CORE_ADDR (gdbarch_addr_bits_remove_ftype) (CORE_ADDR addr);
756 extern CORE_ADDR gdbarch_addr_bits_remove (struct gdbarch *gdbarch, CORE_ADDR addr);
757 extern void set_gdbarch_addr_bits_remove (struct gdbarch *gdbarch, gdbarch_addr_bits_remove_ftype *addr_bits_remove);
758
759 /* It is not at all clear why gdbarch_smash_text_address is not folded into
760 gdbarch_addr_bits_remove. */
761
762 typedef CORE_ADDR (gdbarch_smash_text_address_ftype) (CORE_ADDR addr);
763 extern CORE_ADDR gdbarch_smash_text_address (struct gdbarch *gdbarch, CORE_ADDR addr);
764 extern void set_gdbarch_smash_text_address (struct gdbarch *gdbarch, gdbarch_smash_text_address_ftype *smash_text_address);
765
766 /* FIXME/cagney/2001-01-18: This should be split in two. A target method that
767 indicates if the target needs software single step. An ISA method to
768 implement it.
769
770 FIXME/cagney/2001-01-18: This should be replaced with something that inserts
771 breakpoints using the breakpoint system instead of blatting memory directly
772 (as with rs6000).
773
774 FIXME/cagney/2001-01-18: The logic is backwards. It should be asking if the
775 target can single step. If not, then implement single step using breakpoints.
776
777 A return value of 1 means that the software_single_step breakpoints
778 were inserted; 0 means they were not. */
779
780 #if defined (SOFTWARE_SINGLE_STEP)
781 /* Legacy for systems yet to multi-arch SOFTWARE_SINGLE_STEP */
782 #if !defined (SOFTWARE_SINGLE_STEP_P)
783 #define SOFTWARE_SINGLE_STEP_P() (1)
784 #endif
785 #endif
786
787 extern int gdbarch_software_single_step_p (struct gdbarch *gdbarch);
788 #if !defined (GDB_TM_FILE) && defined (SOFTWARE_SINGLE_STEP_P)
789 #error "Non multi-arch definition of SOFTWARE_SINGLE_STEP"
790 #endif
791 #if !defined (SOFTWARE_SINGLE_STEP_P)
792 #define SOFTWARE_SINGLE_STEP_P() (gdbarch_software_single_step_p (current_gdbarch))
793 #endif
794
795 typedef int (gdbarch_software_single_step_ftype) (struct regcache *regcache);
796 extern int gdbarch_software_single_step (struct gdbarch *gdbarch, struct regcache *regcache);
797 extern void set_gdbarch_software_single_step (struct gdbarch *gdbarch, gdbarch_software_single_step_ftype *software_single_step);
798 #if !defined (GDB_TM_FILE) && defined (SOFTWARE_SINGLE_STEP)
799 #error "Non multi-arch definition of SOFTWARE_SINGLE_STEP"
800 #endif
801 #if !defined (SOFTWARE_SINGLE_STEP)
802 #define SOFTWARE_SINGLE_STEP(regcache) (gdbarch_software_single_step (current_gdbarch, regcache))
803 #endif
804
805 /* Return non-zero if the processor is executing a delay slot and a
806 further single-step is needed before the instruction finishes. */
807
808 extern int gdbarch_single_step_through_delay_p (struct gdbarch *gdbarch);
809
810 typedef int (gdbarch_single_step_through_delay_ftype) (struct gdbarch *gdbarch, struct frame_info *frame);
811 extern int gdbarch_single_step_through_delay (struct gdbarch *gdbarch, struct frame_info *frame);
812 extern void set_gdbarch_single_step_through_delay (struct gdbarch *gdbarch, gdbarch_single_step_through_delay_ftype *single_step_through_delay);
813
814 /* FIXME: cagney/2003-08-28: Need to find a better way of selecting the
815 disassembler. Perhaps objdump can handle it? */
816
817 typedef int (gdbarch_print_insn_ftype) (bfd_vma vma, struct disassemble_info *info);
818 extern int gdbarch_print_insn (struct gdbarch *gdbarch, bfd_vma vma, struct disassemble_info *info);
819 extern void set_gdbarch_print_insn (struct gdbarch *gdbarch, gdbarch_print_insn_ftype *print_insn);
820 #if !defined (GDB_TM_FILE) && defined (TARGET_PRINT_INSN)
821 #error "Non multi-arch definition of TARGET_PRINT_INSN"
822 #endif
823 #if !defined (TARGET_PRINT_INSN)
824 #define TARGET_PRINT_INSN(vma, info) (gdbarch_print_insn (current_gdbarch, vma, info))
825 #endif
826
827 typedef CORE_ADDR (gdbarch_skip_trampoline_code_ftype) (CORE_ADDR pc);
828 extern CORE_ADDR gdbarch_skip_trampoline_code (struct gdbarch *gdbarch, CORE_ADDR pc);
829 extern void set_gdbarch_skip_trampoline_code (struct gdbarch *gdbarch, gdbarch_skip_trampoline_code_ftype *skip_trampoline_code);
830
831 /* If IN_SOLIB_DYNSYM_RESOLVE_CODE returns true, and SKIP_SOLIB_RESOLVER
832 evaluates non-zero, this is the address where the debugger will place
833 a step-resume breakpoint to get us past the dynamic linker. */
834
835 typedef CORE_ADDR (gdbarch_skip_solib_resolver_ftype) (struct gdbarch *gdbarch, CORE_ADDR pc);
836 extern CORE_ADDR gdbarch_skip_solib_resolver (struct gdbarch *gdbarch, CORE_ADDR pc);
837 extern void set_gdbarch_skip_solib_resolver (struct gdbarch *gdbarch, gdbarch_skip_solib_resolver_ftype *skip_solib_resolver);
838
839 /* Some systems also have trampoline code for returning from shared libs. */
840
841 typedef int (gdbarch_in_solib_return_trampoline_ftype) (CORE_ADDR pc, char *name);
842 extern int gdbarch_in_solib_return_trampoline (struct gdbarch *gdbarch, CORE_ADDR pc, char *name);
843 extern void set_gdbarch_in_solib_return_trampoline (struct gdbarch *gdbarch, gdbarch_in_solib_return_trampoline_ftype *in_solib_return_trampoline);
844
845 /* A target might have problems with watchpoints as soon as the stack
846 frame of the current function has been destroyed. This mostly happens
847 as the first action in a funtion's epilogue. in_function_epilogue_p()
848 is defined to return a non-zero value if either the given addr is one
849 instruction after the stack destroying instruction up to the trailing
850 return instruction or if we can figure out that the stack frame has
851 already been invalidated regardless of the value of addr. Targets
852 which don't suffer from that problem could just let this functionality
853 untouched. */
854
855 typedef int (gdbarch_in_function_epilogue_p_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr);
856 extern int gdbarch_in_function_epilogue_p (struct gdbarch *gdbarch, CORE_ADDR addr);
857 extern void set_gdbarch_in_function_epilogue_p (struct gdbarch *gdbarch, gdbarch_in_function_epilogue_p_ftype *in_function_epilogue_p);
858
859 /* Given a vector of command-line arguments, return a newly allocated
860 string which, when passed to the create_inferior function, will be
861 parsed (on Unix systems, by the shell) to yield the same vector.
862 This function should call error() if the argument vector is not
863 representable for this target or if this target does not support
864 command-line arguments.
865 ARGC is the number of elements in the vector.
866 ARGV is an array of strings, one per argument. */
867
868 typedef char * (gdbarch_construct_inferior_arguments_ftype) (struct gdbarch *gdbarch, int argc, char **argv);
869 extern char * gdbarch_construct_inferior_arguments (struct gdbarch *gdbarch, int argc, char **argv);
870 extern void set_gdbarch_construct_inferior_arguments (struct gdbarch *gdbarch, gdbarch_construct_inferior_arguments_ftype *construct_inferior_arguments);
871
872 typedef void (gdbarch_elf_make_msymbol_special_ftype) (asymbol *sym, struct minimal_symbol *msym);
873 extern void gdbarch_elf_make_msymbol_special (struct gdbarch *gdbarch, asymbol *sym, struct minimal_symbol *msym);
874 extern void set_gdbarch_elf_make_msymbol_special (struct gdbarch *gdbarch, gdbarch_elf_make_msymbol_special_ftype *elf_make_msymbol_special);
875
876 typedef void (gdbarch_coff_make_msymbol_special_ftype) (int val, struct minimal_symbol *msym);
877 extern void gdbarch_coff_make_msymbol_special (struct gdbarch *gdbarch, int val, struct minimal_symbol *msym);
878 extern void set_gdbarch_coff_make_msymbol_special (struct gdbarch *gdbarch, gdbarch_coff_make_msymbol_special_ftype *coff_make_msymbol_special);
879
880 extern const char * gdbarch_name_of_malloc (struct gdbarch *gdbarch);
881 extern void set_gdbarch_name_of_malloc (struct gdbarch *gdbarch, const char * name_of_malloc);
882
883 extern int gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch);
884 extern void set_gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch, int cannot_step_breakpoint);
885
886 extern int gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch);
887 extern void set_gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch, int have_nonsteppable_watchpoint);
888
889 extern int gdbarch_address_class_type_flags_p (struct gdbarch *gdbarch);
890
891 typedef int (gdbarch_address_class_type_flags_ftype) (int byte_size, int dwarf2_addr_class);
892 extern int gdbarch_address_class_type_flags (struct gdbarch *gdbarch, int byte_size, int dwarf2_addr_class);
893 extern void set_gdbarch_address_class_type_flags (struct gdbarch *gdbarch, gdbarch_address_class_type_flags_ftype *address_class_type_flags);
894
895 extern int gdbarch_address_class_type_flags_to_name_p (struct gdbarch *gdbarch);
896
897 typedef const char * (gdbarch_address_class_type_flags_to_name_ftype) (struct gdbarch *gdbarch, int type_flags);
898 extern const char * gdbarch_address_class_type_flags_to_name (struct gdbarch *gdbarch, int type_flags);
899 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);
900
901 extern int gdbarch_address_class_name_to_type_flags_p (struct gdbarch *gdbarch);
902
903 typedef int (gdbarch_address_class_name_to_type_flags_ftype) (struct gdbarch *gdbarch, const char *name, int *type_flags_ptr);
904 extern int gdbarch_address_class_name_to_type_flags (struct gdbarch *gdbarch, const char *name, int *type_flags_ptr);
905 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);
906
907 /* Is a register in a group */
908
909 typedef int (gdbarch_register_reggroup_p_ftype) (struct gdbarch *gdbarch, int regnum, struct reggroup *reggroup);
910 extern int gdbarch_register_reggroup_p (struct gdbarch *gdbarch, int regnum, struct reggroup *reggroup);
911 extern void set_gdbarch_register_reggroup_p (struct gdbarch *gdbarch, gdbarch_register_reggroup_p_ftype *register_reggroup_p);
912
913 /* Fetch the pointer to the ith function argument. */
914
915 extern int gdbarch_fetch_pointer_argument_p (struct gdbarch *gdbarch);
916
917 typedef CORE_ADDR (gdbarch_fetch_pointer_argument_ftype) (struct frame_info *frame, int argi, struct type *type);
918 extern CORE_ADDR gdbarch_fetch_pointer_argument (struct gdbarch *gdbarch, struct frame_info *frame, int argi, struct type *type);
919 extern void set_gdbarch_fetch_pointer_argument (struct gdbarch *gdbarch, gdbarch_fetch_pointer_argument_ftype *fetch_pointer_argument);
920
921 /* Return the appropriate register set for a core file section with
922 name SECT_NAME and size SECT_SIZE. */
923
924 extern int gdbarch_regset_from_core_section_p (struct gdbarch *gdbarch);
925
926 typedef const struct regset * (gdbarch_regset_from_core_section_ftype) (struct gdbarch *gdbarch, const char *sect_name, size_t sect_size);
927 extern const struct regset * gdbarch_regset_from_core_section (struct gdbarch *gdbarch, const char *sect_name, size_t sect_size);
928 extern void set_gdbarch_regset_from_core_section (struct gdbarch *gdbarch, gdbarch_regset_from_core_section_ftype *regset_from_core_section);
929
930 /* If the elements of C++ vtables are in-place function descriptors rather
931 than normal function pointers (which may point to code or a descriptor),
932 set this to one. */
933
934 extern int gdbarch_vtable_function_descriptors (struct gdbarch *gdbarch);
935 extern void set_gdbarch_vtable_function_descriptors (struct gdbarch *gdbarch, int vtable_function_descriptors);
936
937 /* Set if the least significant bit of the delta is used instead of the least
938 significant bit of the pfn for pointers to virtual member functions. */
939
940 extern int gdbarch_vbit_in_delta (struct gdbarch *gdbarch);
941 extern void set_gdbarch_vbit_in_delta (struct gdbarch *gdbarch, int vbit_in_delta);
942
943 /* Advance PC to next instruction in order to skip a permanent breakpoint. */
944
945 extern int gdbarch_skip_permanent_breakpoint_p (struct gdbarch *gdbarch);
946
947 typedef void (gdbarch_skip_permanent_breakpoint_ftype) (struct regcache *regcache);
948 extern void gdbarch_skip_permanent_breakpoint (struct gdbarch *gdbarch, struct regcache *regcache);
949 extern void set_gdbarch_skip_permanent_breakpoint (struct gdbarch *gdbarch, gdbarch_skip_permanent_breakpoint_ftype *skip_permanent_breakpoint);
950
951 /* Refresh overlay mapped state for section OSECT. */
952
953 extern int gdbarch_overlay_update_p (struct gdbarch *gdbarch);
954
955 typedef void (gdbarch_overlay_update_ftype) (struct obj_section *osect);
956 extern void gdbarch_overlay_update (struct gdbarch *gdbarch, struct obj_section *osect);
957 extern void set_gdbarch_overlay_update (struct gdbarch *gdbarch, gdbarch_overlay_update_ftype *overlay_update);
958
959 extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch);
960
961
962 /* Mechanism for co-ordinating the selection of a specific
963 architecture.
964
965 GDB targets (*-tdep.c) can register an interest in a specific
966 architecture. Other GDB components can register a need to maintain
967 per-architecture data.
968
969 The mechanisms below ensures that there is only a loose connection
970 between the set-architecture command and the various GDB
971 components. Each component can independently register their need
972 to maintain architecture specific data with gdbarch.
973
974 Pragmatics:
975
976 Previously, a single TARGET_ARCHITECTURE_HOOK was provided. It
977 didn't scale.
978
979 The more traditional mega-struct containing architecture specific
980 data for all the various GDB components was also considered. Since
981 GDB is built from a variable number of (fairly independent)
982 components it was determined that the global aproach was not
983 applicable. */
984
985
986 /* Register a new architectural family with GDB.
987
988 Register support for the specified ARCHITECTURE with GDB. When
989 gdbarch determines that the specified architecture has been
990 selected, the corresponding INIT function is called.
991
992 --
993
994 The INIT function takes two parameters: INFO which contains the
995 information available to gdbarch about the (possibly new)
996 architecture; ARCHES which is a list of the previously created
997 ``struct gdbarch'' for this architecture.
998
999 The INFO parameter is, as far as possible, be pre-initialized with
1000 information obtained from INFO.ABFD or the global defaults.
1001
1002 The ARCHES parameter is a linked list (sorted most recently used)
1003 of all the previously created architures for this architecture
1004 family. The (possibly NULL) ARCHES->gdbarch can used to access
1005 values from the previously selected architecture for this
1006 architecture family. The global ``current_gdbarch'' shall not be
1007 used.
1008
1009 The INIT function shall return any of: NULL - indicating that it
1010 doesn't recognize the selected architecture; an existing ``struct
1011 gdbarch'' from the ARCHES list - indicating that the new
1012 architecture is just a synonym for an earlier architecture (see
1013 gdbarch_list_lookup_by_info()); a newly created ``struct gdbarch''
1014 - that describes the selected architecture (see gdbarch_alloc()).
1015
1016 The DUMP_TDEP function shall print out all target specific values.
1017 Care should be taken to ensure that the function works in both the
1018 multi-arch and non- multi-arch cases. */
1019
1020 struct gdbarch_list
1021 {
1022 struct gdbarch *gdbarch;
1023 struct gdbarch_list *next;
1024 };
1025
1026 struct gdbarch_info
1027 {
1028 /* Use default: NULL (ZERO). */
1029 const struct bfd_arch_info *bfd_arch_info;
1030
1031 /* Use default: BFD_ENDIAN_UNKNOWN (NB: is not ZERO). */
1032 int byte_order;
1033
1034 /* Use default: NULL (ZERO). */
1035 bfd *abfd;
1036
1037 /* Use default: NULL (ZERO). */
1038 struct gdbarch_tdep_info *tdep_info;
1039
1040 /* Use default: GDB_OSABI_UNINITIALIZED (-1). */
1041 enum gdb_osabi osabi;
1042
1043 /* Use default: NULL (ZERO). */
1044 const struct target_desc *target_desc;
1045 };
1046
1047 typedef struct gdbarch *(gdbarch_init_ftype) (struct gdbarch_info info, struct gdbarch_list *arches);
1048 typedef void (gdbarch_dump_tdep_ftype) (struct gdbarch *gdbarch, struct ui_file *file);
1049
1050 /* DEPRECATED - use gdbarch_register() */
1051 extern void register_gdbarch_init (enum bfd_architecture architecture, gdbarch_init_ftype *);
1052
1053 extern void gdbarch_register (enum bfd_architecture architecture,
1054 gdbarch_init_ftype *,
1055 gdbarch_dump_tdep_ftype *);
1056
1057
1058 /* Return a freshly allocated, NULL terminated, array of the valid
1059 architecture names. Since architectures are registered during the
1060 _initialize phase this function only returns useful information
1061 once initialization has been completed. */
1062
1063 extern const char **gdbarch_printable_names (void);
1064
1065
1066 /* Helper function. Search the list of ARCHES for a GDBARCH that
1067 matches the information provided by INFO. */
1068
1069 extern struct gdbarch_list *gdbarch_list_lookup_by_info (struct gdbarch_list *arches, const struct gdbarch_info *info);
1070
1071
1072 /* Helper function. Create a preliminary ``struct gdbarch''. Perform
1073 basic initialization using values obtained from the INFO and TDEP
1074 parameters. set_gdbarch_*() functions are called to complete the
1075 initialization of the object. */
1076
1077 extern struct gdbarch *gdbarch_alloc (const struct gdbarch_info *info, struct gdbarch_tdep *tdep);
1078
1079
1080 /* Helper function. Free a partially-constructed ``struct gdbarch''.
1081 It is assumed that the caller freeds the ``struct
1082 gdbarch_tdep''. */
1083
1084 extern void gdbarch_free (struct gdbarch *);
1085
1086
1087 /* Helper function. Allocate memory from the ``struct gdbarch''
1088 obstack. The memory is freed when the corresponding architecture
1089 is also freed. */
1090
1091 extern void *gdbarch_obstack_zalloc (struct gdbarch *gdbarch, long size);
1092 #define GDBARCH_OBSTACK_CALLOC(GDBARCH, NR, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), (NR) * sizeof (TYPE)))
1093 #define GDBARCH_OBSTACK_ZALLOC(GDBARCH, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), sizeof (TYPE)))
1094
1095
1096 /* Helper function. Force an update of the current architecture.
1097
1098 The actual architecture selected is determined by INFO, ``(gdb) set
1099 architecture'' et.al., the existing architecture and BFD's default
1100 architecture. INFO should be initialized to zero and then selected
1101 fields should be updated.
1102
1103 Returns non-zero if the update succeeds */
1104
1105 extern int gdbarch_update_p (struct gdbarch_info info);
1106
1107
1108 /* Helper function. Find an architecture matching info.
1109
1110 INFO should be initialized using gdbarch_info_init, relevant fields
1111 set, and then finished using gdbarch_info_fill.
1112
1113 Returns the corresponding architecture, or NULL if no matching
1114 architecture was found. "current_gdbarch" is not updated. */
1115
1116 extern struct gdbarch *gdbarch_find_by_info (struct gdbarch_info info);
1117
1118
1119 /* Helper function. Set the global "current_gdbarch" to "gdbarch".
1120
1121 FIXME: kettenis/20031124: Of the functions that follow, only
1122 gdbarch_from_bfd is supposed to survive. The others will
1123 dissappear since in the future GDB will (hopefully) be truly
1124 multi-arch. However, for now we're still stuck with the concept of
1125 a single active architecture. */
1126
1127 extern void deprecated_current_gdbarch_select_hack (struct gdbarch *gdbarch);
1128
1129
1130 /* Register per-architecture data-pointer.
1131
1132 Reserve space for a per-architecture data-pointer. An identifier
1133 for the reserved data-pointer is returned. That identifer should
1134 be saved in a local static variable.
1135
1136 Memory for the per-architecture data shall be allocated using
1137 gdbarch_obstack_zalloc. That memory will be deleted when the
1138 corresponding architecture object is deleted.
1139
1140 When a previously created architecture is re-selected, the
1141 per-architecture data-pointer for that previous architecture is
1142 restored. INIT() is not re-called.
1143
1144 Multiple registrarants for any architecture are allowed (and
1145 strongly encouraged). */
1146
1147 struct gdbarch_data;
1148
1149 typedef void *(gdbarch_data_pre_init_ftype) (struct obstack *obstack);
1150 extern struct gdbarch_data *gdbarch_data_register_pre_init (gdbarch_data_pre_init_ftype *init);
1151 typedef void *(gdbarch_data_post_init_ftype) (struct gdbarch *gdbarch);
1152 extern struct gdbarch_data *gdbarch_data_register_post_init (gdbarch_data_post_init_ftype *init);
1153 extern void deprecated_set_gdbarch_data (struct gdbarch *gdbarch,
1154 struct gdbarch_data *data,
1155 void *pointer);
1156
1157 extern void *gdbarch_data (struct gdbarch *gdbarch, struct gdbarch_data *);
1158
1159
1160
1161 /* Register per-architecture memory region.
1162
1163 Provide a memory-region swap mechanism. Per-architecture memory
1164 region are created. These memory regions are swapped whenever the
1165 architecture is changed. For a new architecture, the memory region
1166 is initialized with zero (0) and the INIT function is called.
1167
1168 Memory regions are swapped / initialized in the order that they are
1169 registered. NULL DATA and/or INIT values can be specified.
1170
1171 New code should use gdbarch_data_register_*(). */
1172
1173 typedef void (gdbarch_swap_ftype) (void);
1174 extern void deprecated_register_gdbarch_swap (void *data, unsigned long size, gdbarch_swap_ftype *init);
1175 #define DEPRECATED_REGISTER_GDBARCH_SWAP(VAR) deprecated_register_gdbarch_swap (&(VAR), sizeof ((VAR)), NULL)
1176
1177
1178
1179 /* Set the dynamic target-system-dependent parameters (architecture,
1180 byte-order, ...) using information found in the BFD */
1181
1182 extern void set_gdbarch_from_file (bfd *);
1183
1184
1185 /* Initialize the current architecture to the "first" one we find on
1186 our list. */
1187
1188 extern void initialize_current_architecture (void);
1189
1190 /* gdbarch trace variable */
1191 extern int gdbarch_debug;
1192
1193 extern void gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file);
1194
1195 #endif