1 /* *INDENT-OFF* */ /* THIS FILE IS GENERATED */
3 /* Dynamic architecture support for GDB, the GNU debugger.
5 Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
6 Free Software Foundation, Inc.
8 This file is part of GDB.
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.
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.
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. */
25 /* This file was created with the aid of ``gdbarch.sh''.
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
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
46 struct minimal_symbol
;
50 struct disassemble_info
;
53 struct bp_target_info
;
56 extern struct gdbarch
*current_gdbarch
;
59 /* The following are pre-initialized by GDBARCH. */
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"
66 #if !defined (TARGET_ARCHITECTURE)
67 #define TARGET_ARCHITECTURE (gdbarch_bfd_arch_info (current_gdbarch))
70 extern int gdbarch_byte_order (struct gdbarch
*gdbarch
);
71 /* set_gdbarch_byte_order() - not applicable - pre-initialized. */
73 extern enum gdb_osabi
gdbarch_osabi (struct gdbarch
*gdbarch
);
74 /* set_gdbarch_osabi() - not applicable - pre-initialized. */
76 extern const struct target_desc
* gdbarch_target_desc (struct gdbarch
*gdbarch
);
77 /* set_gdbarch_target_desc() - not applicable - pre-initialized. */
80 /* The following are initialized by the target dependent code. */
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:
86 Number of bits in a short or unsigned short for the target machine. */
88 extern int gdbarch_short_bit (struct gdbarch
*gdbarch
);
89 extern void set_gdbarch_short_bit (struct gdbarch
*gdbarch
, int short_bit
);
91 /* Number of bits in an int or unsigned int for the target machine. */
93 extern int gdbarch_int_bit (struct gdbarch
*gdbarch
);
94 extern void set_gdbarch_int_bit (struct gdbarch
*gdbarch
, int int_bit
);
96 /* Number of bits in a long or unsigned long for the target machine. */
98 extern int gdbarch_long_bit (struct gdbarch
*gdbarch
);
99 extern void set_gdbarch_long_bit (struct gdbarch
*gdbarch
, int long_bit
);
101 /* Number of bits in a long long or unsigned long long for the target
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
);
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
113 extern int gdbarch_float_bit (struct gdbarch
*gdbarch
);
114 extern void set_gdbarch_float_bit (struct gdbarch
*gdbarch
, int float_bit
);
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
);
119 extern int gdbarch_double_bit (struct gdbarch
*gdbarch
);
120 extern void set_gdbarch_double_bit (struct gdbarch
*gdbarch
, int double_bit
);
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
);
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
);
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
);
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.
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
140 ptr_bit is the size of a pointer on the target */
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"
147 #if !defined (TARGET_PTR_BIT)
148 #define TARGET_PTR_BIT (gdbarch_ptr_bit (current_gdbarch))
151 /* addr_bit is the size of a target address as represented in gdb */
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"
158 #if !defined (TARGET_ADDR_BIT)
159 #define TARGET_ADDR_BIT (gdbarch_addr_bit (current_gdbarch))
162 /* Number of bits in a BFD_VMA for the target object file format. */
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"
169 #if !defined (TARGET_BFD_VMA_BIT)
170 #define TARGET_BFD_VMA_BIT (gdbarch_bfd_vma_bit (current_gdbarch))
173 /* One if `char' acts like `signed char', zero if `unsigned char'. */
175 extern int gdbarch_char_signed (struct gdbarch
*gdbarch
);
176 extern void set_gdbarch_char_signed (struct gdbarch
*gdbarch
, int char_signed
);
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)
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"
189 #if !defined (TARGET_READ_PC_P)
190 #define TARGET_READ_PC_P() (gdbarch_read_pc_p (current_gdbarch))
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"
199 #if !defined (TARGET_READ_PC)
200 #define TARGET_READ_PC(ptid) (gdbarch_read_pc (current_gdbarch, ptid))
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"
209 #if !defined (TARGET_WRITE_PC)
210 #define TARGET_WRITE_PC(val, ptid) (gdbarch_write_pc (current_gdbarch, val, ptid))
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. */
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
);
221 extern int gdbarch_pseudo_register_read_p (struct gdbarch
*gdbarch
);
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
);
227 extern int gdbarch_pseudo_register_write_p (struct gdbarch
*gdbarch
);
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
);
233 extern int gdbarch_num_regs (struct gdbarch
*gdbarch
);
234 extern void set_gdbarch_num_regs (struct gdbarch
*gdbarch
, int num_regs
);
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. */
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
);
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
247 SP_REGNUM will hopefully be replaced by UNWIND_SP. */
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"
254 #if !defined (SP_REGNUM)
255 #define SP_REGNUM (gdbarch_sp_regnum (current_gdbarch))
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"
263 #if !defined (PC_REGNUM)
264 #define PC_REGNUM (gdbarch_pc_regnum (current_gdbarch))
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"
272 #if !defined (PS_REGNUM)
273 #define PS_REGNUM (gdbarch_ps_regnum (current_gdbarch))
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"
281 #if !defined (FP0_REGNUM)
282 #define FP0_REGNUM (gdbarch_fp0_regnum (current_gdbarch))
285 /* Convert stab register number (from `r' declaration) to a gdb REGNUM. */
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"
293 #if !defined (STAB_REG_TO_REGNUM)
294 #define STAB_REG_TO_REGNUM(stab_regnr) (gdbarch_stab_reg_to_regnum (current_gdbarch, stab_regnr))
297 /* Provide a default mapping from a ecoff register number to a gdb REGNUM. */
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"
305 #if !defined (ECOFF_REG_TO_REGNUM)
306 #define ECOFF_REG_TO_REGNUM(ecoff_regnr) (gdbarch_ecoff_reg_to_regnum (current_gdbarch, ecoff_regnr))
309 /* Provide a default mapping from a DWARF register number to a gdb REGNUM. */
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"
317 #if !defined (DWARF_REG_TO_REGNUM)
318 #define DWARF_REG_TO_REGNUM(dwarf_regnr) (gdbarch_dwarf_reg_to_regnum (current_gdbarch, dwarf_regnr))
321 /* Convert from an sdb register number to an internal gdb register number. */
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"
329 #if !defined (SDB_REG_TO_REGNUM)
330 #define SDB_REG_TO_REGNUM(sdb_regnr) (gdbarch_sdb_reg_to_regnum (current_gdbarch, sdb_regnr))
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"
339 #if !defined (DWARF2_REG_TO_REGNUM)
340 #define DWARF2_REG_TO_REGNUM(dwarf2_regnr) (gdbarch_dwarf2_reg_to_regnum (current_gdbarch, dwarf2_regnr))
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
);
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". */
351 extern int gdbarch_register_type_p (struct gdbarch
*gdbarch
);
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
);
357 /* See gdbint.texinfo, and PUSH_DUMMY_CALL. */
359 extern int gdbarch_unwind_dummy_id_p (struct gdbarch
*gdbarch
);
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
);
365 /* Implement UNWIND_DUMMY_ID and PUSH_DUMMY_CALL, then delete
366 DEPRECATED_FP_REGNUM. */
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"
373 #if !defined (DEPRECATED_FP_REGNUM)
374 #define DEPRECATED_FP_REGNUM (gdbarch_deprecated_fp_regnum (current_gdbarch))
377 /* See gdbint.texinfo. See infcall.c. */
379 extern int gdbarch_push_dummy_call_p (struct gdbarch
*gdbarch
);
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
);
385 /* DEPRECATED_REGISTER_SIZE can be deleted. */
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"
392 #if !defined (DEPRECATED_REGISTER_SIZE)
393 #define DEPRECATED_REGISTER_SIZE (gdbarch_deprecated_register_size (current_gdbarch))
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
);
399 extern int gdbarch_push_dummy_code_p (struct gdbarch
*gdbarch
);
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
);
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
);
409 extern int gdbarch_print_float_info_p (struct gdbarch
*gdbarch
);
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
);
415 extern int gdbarch_print_vector_info_p (struct gdbarch
*gdbarch
);
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
);
421 /* MAP a GDB RAW register number onto a simulator register number. See
422 also include/...-sim.h. */
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
);
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
);
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
);
436 /* setjmp/longjmp support. */
438 extern int gdbarch_get_longjmp_target_p (struct gdbarch
*gdbarch
);
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
);
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"
449 #if !defined (BELIEVE_PCC_PROMOTION)
450 #define BELIEVE_PCC_PROMOTION (gdbarch_believe_pcc_promotion (current_gdbarch))
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 #if !defined (GDB_TM_FILE) && defined (CONVERT_REGISTER_P)
457 #error "Non multi-arch definition of CONVERT_REGISTER_P"
459 #if !defined (CONVERT_REGISTER_P)
460 #define CONVERT_REGISTER_P(regnum, type) (gdbarch_convert_register_p (current_gdbarch, regnum, type))
463 typedef void (gdbarch_register_to_value_ftype
) (struct frame_info
*frame
, int regnum
, struct type
*type
, gdb_byte
*buf
);
464 extern void gdbarch_register_to_value (struct gdbarch
*gdbarch
, struct frame_info
*frame
, int regnum
, struct type
*type
, gdb_byte
*buf
);
465 extern void set_gdbarch_register_to_value (struct gdbarch
*gdbarch
, gdbarch_register_to_value_ftype
*register_to_value
);
466 #if !defined (GDB_TM_FILE) && defined (REGISTER_TO_VALUE)
467 #error "Non multi-arch definition of REGISTER_TO_VALUE"
469 #if !defined (REGISTER_TO_VALUE)
470 #define REGISTER_TO_VALUE(frame, regnum, type, buf) (gdbarch_register_to_value (current_gdbarch, frame, regnum, type, buf))
473 typedef void (gdbarch_value_to_register_ftype
) (struct frame_info
*frame
, int regnum
, struct type
*type
, const gdb_byte
*buf
);
474 extern void gdbarch_value_to_register (struct gdbarch
*gdbarch
, struct frame_info
*frame
, int regnum
, struct type
*type
, const gdb_byte
*buf
);
475 extern void set_gdbarch_value_to_register (struct gdbarch
*gdbarch
, gdbarch_value_to_register_ftype
*value_to_register
);
476 #if !defined (GDB_TM_FILE) && defined (VALUE_TO_REGISTER)
477 #error "Non multi-arch definition of VALUE_TO_REGISTER"
479 #if !defined (VALUE_TO_REGISTER)
480 #define VALUE_TO_REGISTER(frame, regnum, type, buf) (gdbarch_value_to_register (current_gdbarch, frame, regnum, type, buf))
483 /* Construct a value representing the contents of register REGNUM in
484 frame FRAME, interpreted as type TYPE. The routine needs to
485 allocate and return a struct value with all value attributes
486 (but not the value contents) filled in. */
488 typedef struct value
* (gdbarch_value_from_register_ftype
) (struct type
*type
, int regnum
, struct frame_info
*frame
);
489 extern struct value
* gdbarch_value_from_register (struct gdbarch
*gdbarch
, struct type
*type
, int regnum
, struct frame_info
*frame
);
490 extern void set_gdbarch_value_from_register (struct gdbarch
*gdbarch
, gdbarch_value_from_register_ftype
*value_from_register
);
492 typedef CORE_ADDR (gdbarch_pointer_to_address_ftype
) (struct type
*type
, const gdb_byte
*buf
);
493 extern CORE_ADDR
gdbarch_pointer_to_address (struct gdbarch
*gdbarch
, struct type
*type
, const gdb_byte
*buf
);
494 extern void set_gdbarch_pointer_to_address (struct gdbarch
*gdbarch
, gdbarch_pointer_to_address_ftype
*pointer_to_address
);
496 typedef void (gdbarch_address_to_pointer_ftype
) (struct type
*type
, gdb_byte
*buf
, CORE_ADDR addr
);
497 extern void gdbarch_address_to_pointer (struct gdbarch
*gdbarch
, struct type
*type
, gdb_byte
*buf
, CORE_ADDR addr
);
498 extern void set_gdbarch_address_to_pointer (struct gdbarch
*gdbarch
, gdbarch_address_to_pointer_ftype
*address_to_pointer
);
500 extern int gdbarch_integer_to_address_p (struct gdbarch
*gdbarch
);
502 typedef CORE_ADDR (gdbarch_integer_to_address_ftype
) (struct gdbarch
*gdbarch
, struct type
*type
, const gdb_byte
*buf
);
503 extern CORE_ADDR
gdbarch_integer_to_address (struct gdbarch
*gdbarch
, struct type
*type
, const gdb_byte
*buf
);
504 extern void set_gdbarch_integer_to_address (struct gdbarch
*gdbarch
, gdbarch_integer_to_address_ftype
*integer_to_address
);
506 /* It has been suggested that this, well actually its predecessor,
507 should take the type/value of the function to be called and not the
508 return type. This is left as an exercise for the reader.
509 NOTE: cagney/2004-06-13: The function stack.c:return_command uses
510 the predicate with default hack to avoid calling STORE_RETURN_VALUE
511 (via legacy_return_value), when a small struct is involved. */
513 extern int gdbarch_return_value_p (struct gdbarch
*gdbarch
);
515 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
);
516 extern enum return_value_convention
gdbarch_return_value (struct gdbarch
*gdbarch
, struct type
*valtype
, struct regcache
*regcache
, gdb_byte
*readbuf
, const gdb_byte
*writebuf
);
517 extern void set_gdbarch_return_value (struct gdbarch
*gdbarch
, gdbarch_return_value_ftype
*return_value
);
519 /* The deprecated methods EXTRACT_RETURN_VALUE, STORE_RETURN_VALUE,
520 DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS and
521 DEPRECATED_USE_STRUCT_CONVENTION have all been folded into
524 typedef void (gdbarch_extract_return_value_ftype
) (struct type
*type
, struct regcache
*regcache
, gdb_byte
*valbuf
);
525 extern void gdbarch_extract_return_value (struct gdbarch
*gdbarch
, struct type
*type
, struct regcache
*regcache
, gdb_byte
*valbuf
);
526 extern void set_gdbarch_extract_return_value (struct gdbarch
*gdbarch
, gdbarch_extract_return_value_ftype
*extract_return_value
);
527 #if !defined (GDB_TM_FILE) && defined (EXTRACT_RETURN_VALUE)
528 #error "Non multi-arch definition of EXTRACT_RETURN_VALUE"
530 #if !defined (EXTRACT_RETURN_VALUE)
531 #define EXTRACT_RETURN_VALUE(type, regcache, valbuf) (gdbarch_extract_return_value (current_gdbarch, type, regcache, valbuf))
534 typedef void (gdbarch_store_return_value_ftype
) (struct type
*type
, struct regcache
*regcache
, const gdb_byte
*valbuf
);
535 extern void gdbarch_store_return_value (struct gdbarch
*gdbarch
, struct type
*type
, struct regcache
*regcache
, const gdb_byte
*valbuf
);
536 extern void set_gdbarch_store_return_value (struct gdbarch
*gdbarch
, gdbarch_store_return_value_ftype
*store_return_value
);
537 #if !defined (GDB_TM_FILE) && defined (STORE_RETURN_VALUE)
538 #error "Non multi-arch definition of STORE_RETURN_VALUE"
540 #if !defined (STORE_RETURN_VALUE)
541 #define STORE_RETURN_VALUE(type, regcache, valbuf) (gdbarch_store_return_value (current_gdbarch, type, regcache, valbuf))
544 typedef int (gdbarch_deprecated_use_struct_convention_ftype
) (int gcc_p
, struct type
*value_type
);
545 extern int gdbarch_deprecated_use_struct_convention (struct gdbarch
*gdbarch
, int gcc_p
, struct type
*value_type
);
546 extern void set_gdbarch_deprecated_use_struct_convention (struct gdbarch
*gdbarch
, gdbarch_deprecated_use_struct_convention_ftype
*deprecated_use_struct_convention
);
547 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_USE_STRUCT_CONVENTION)
548 #error "Non multi-arch definition of DEPRECATED_USE_STRUCT_CONVENTION"
550 #if !defined (DEPRECATED_USE_STRUCT_CONVENTION)
551 #define DEPRECATED_USE_STRUCT_CONVENTION(gcc_p, value_type) (gdbarch_deprecated_use_struct_convention (current_gdbarch, gcc_p, value_type))
554 /* As of 2004-01-17 only the 32-bit SPARC ABI has been identified as an
555 ABI suitable for the implementation of a robust extract
556 struct-convention return-value address method (the sparc saves the
557 address in the callers frame). All the other cases so far examined,
558 the DEPRECATED_EXTRACT_STRUCT_VALUE implementation has been
559 erreneous - the code was incorrectly assuming that the return-value
560 address, stored in a register, was preserved across the entire
562 For the moment retain DEPRECATED_EXTRACT_STRUCT_VALUE as a marker of
563 the ABIs that are still to be analyzed - perhaps this should simply
564 be deleted. The commented out extract_returned_value_address method
565 is provided as a starting point for the 32-bit SPARC. It, or
566 something like it, along with changes to both infcmd.c and stack.c
567 will be needed for that case to work. NB: It is passed the callers
568 frame since it is only after the callee has returned that this
570 M::CORE_ADDR:extract_returned_value_address:struct frame_info *caller_frame:caller_frame */
572 #if defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS)
573 /* Legacy for systems yet to multi-arch DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS */
574 #if !defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P)
575 #define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P() (1)
579 extern int gdbarch_deprecated_extract_struct_value_address_p (struct gdbarch
*gdbarch
);
580 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P)
581 #error "Non multi-arch definition of DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS"
583 #if !defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P)
584 #define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P() (gdbarch_deprecated_extract_struct_value_address_p (current_gdbarch))
587 typedef CORE_ADDR (gdbarch_deprecated_extract_struct_value_address_ftype
) (struct regcache
*regcache
);
588 extern CORE_ADDR
gdbarch_deprecated_extract_struct_value_address (struct gdbarch
*gdbarch
, struct regcache
*regcache
);
589 extern void set_gdbarch_deprecated_extract_struct_value_address (struct gdbarch
*gdbarch
, gdbarch_deprecated_extract_struct_value_address_ftype
*deprecated_extract_struct_value_address
);
590 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS)
591 #error "Non multi-arch definition of DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS"
593 #if !defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS)
594 #define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS(regcache) (gdbarch_deprecated_extract_struct_value_address (current_gdbarch, regcache))
597 typedef CORE_ADDR (gdbarch_skip_prologue_ftype
) (CORE_ADDR ip
);
598 extern CORE_ADDR
gdbarch_skip_prologue (struct gdbarch
*gdbarch
, CORE_ADDR ip
);
599 extern void set_gdbarch_skip_prologue (struct gdbarch
*gdbarch
, gdbarch_skip_prologue_ftype
*skip_prologue
);
601 typedef int (gdbarch_inner_than_ftype
) (CORE_ADDR lhs
, CORE_ADDR rhs
);
602 extern int gdbarch_inner_than (struct gdbarch
*gdbarch
, CORE_ADDR lhs
, CORE_ADDR rhs
);
603 extern void set_gdbarch_inner_than (struct gdbarch
*gdbarch
, gdbarch_inner_than_ftype
*inner_than
);
605 typedef const gdb_byte
* (gdbarch_breakpoint_from_pc_ftype
) (CORE_ADDR
*pcptr
, int *lenptr
);
606 extern const gdb_byte
* gdbarch_breakpoint_from_pc (struct gdbarch
*gdbarch
, CORE_ADDR
*pcptr
, int *lenptr
);
607 extern void set_gdbarch_breakpoint_from_pc (struct gdbarch
*gdbarch
, gdbarch_breakpoint_from_pc_ftype
*breakpoint_from_pc
);
608 #if !defined (GDB_TM_FILE) && defined (BREAKPOINT_FROM_PC)
609 #error "Non multi-arch definition of BREAKPOINT_FROM_PC"
611 #if !defined (BREAKPOINT_FROM_PC)
612 #define BREAKPOINT_FROM_PC(pcptr, lenptr) (gdbarch_breakpoint_from_pc (current_gdbarch, pcptr, lenptr))
615 extern int gdbarch_adjust_breakpoint_address_p (struct gdbarch
*gdbarch
);
617 typedef CORE_ADDR (gdbarch_adjust_breakpoint_address_ftype
) (struct gdbarch
*gdbarch
, CORE_ADDR bpaddr
);
618 extern CORE_ADDR
gdbarch_adjust_breakpoint_address (struct gdbarch
*gdbarch
, CORE_ADDR bpaddr
);
619 extern void set_gdbarch_adjust_breakpoint_address (struct gdbarch
*gdbarch
, gdbarch_adjust_breakpoint_address_ftype
*adjust_breakpoint_address
);
621 typedef int (gdbarch_memory_insert_breakpoint_ftype
) (struct bp_target_info
*bp_tgt
);
622 extern int gdbarch_memory_insert_breakpoint (struct gdbarch
*gdbarch
, struct bp_target_info
*bp_tgt
);
623 extern void set_gdbarch_memory_insert_breakpoint (struct gdbarch
*gdbarch
, gdbarch_memory_insert_breakpoint_ftype
*memory_insert_breakpoint
);
625 typedef int (gdbarch_memory_remove_breakpoint_ftype
) (struct bp_target_info
*bp_tgt
);
626 extern int gdbarch_memory_remove_breakpoint (struct gdbarch
*gdbarch
, struct bp_target_info
*bp_tgt
);
627 extern void set_gdbarch_memory_remove_breakpoint (struct gdbarch
*gdbarch
, gdbarch_memory_remove_breakpoint_ftype
*memory_remove_breakpoint
);
629 extern CORE_ADDR
gdbarch_decr_pc_after_break (struct gdbarch
*gdbarch
);
630 extern void set_gdbarch_decr_pc_after_break (struct gdbarch
*gdbarch
, CORE_ADDR decr_pc_after_break
);
632 /* A function can be addressed by either it's "pointer" (possibly a
633 descriptor address) or "entry point" (first executable instruction).
634 The method "convert_from_func_ptr_addr" converting the former to the
635 latter. DEPRECATED_FUNCTION_START_OFFSET is being used to implement
636 a simplified subset of that functionality - the function's address
637 corresponds to the "function pointer" and the function's start
638 corresponds to the "function entry point" - and hence is redundant. */
640 extern CORE_ADDR
gdbarch_deprecated_function_start_offset (struct gdbarch
*gdbarch
);
641 extern void set_gdbarch_deprecated_function_start_offset (struct gdbarch
*gdbarch
, CORE_ADDR deprecated_function_start_offset
);
642 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_FUNCTION_START_OFFSET)
643 #error "Non multi-arch definition of DEPRECATED_FUNCTION_START_OFFSET"
645 #if !defined (DEPRECATED_FUNCTION_START_OFFSET)
646 #define DEPRECATED_FUNCTION_START_OFFSET (gdbarch_deprecated_function_start_offset (current_gdbarch))
649 /* Return the remote protocol register number associated with this
650 register. Normally the identity mapping. */
652 typedef int (gdbarch_remote_register_number_ftype
) (struct gdbarch
*gdbarch
, int regno
);
653 extern int gdbarch_remote_register_number (struct gdbarch
*gdbarch
, int regno
);
654 extern void set_gdbarch_remote_register_number (struct gdbarch
*gdbarch
, gdbarch_remote_register_number_ftype
*remote_register_number
);
656 /* Fetch the target specific address used to represent a load module. */
658 extern int gdbarch_fetch_tls_load_module_address_p (struct gdbarch
*gdbarch
);
660 typedef CORE_ADDR (gdbarch_fetch_tls_load_module_address_ftype
) (struct objfile
*objfile
);
661 extern CORE_ADDR
gdbarch_fetch_tls_load_module_address (struct gdbarch
*gdbarch
, struct objfile
*objfile
);
662 extern void set_gdbarch_fetch_tls_load_module_address (struct gdbarch
*gdbarch
, gdbarch_fetch_tls_load_module_address_ftype
*fetch_tls_load_module_address
);
664 extern CORE_ADDR
gdbarch_frame_args_skip (struct gdbarch
*gdbarch
);
665 extern void set_gdbarch_frame_args_skip (struct gdbarch
*gdbarch
, CORE_ADDR frame_args_skip
);
667 extern int gdbarch_unwind_pc_p (struct gdbarch
*gdbarch
);
669 typedef CORE_ADDR (gdbarch_unwind_pc_ftype
) (struct gdbarch
*gdbarch
, struct frame_info
*next_frame
);
670 extern CORE_ADDR
gdbarch_unwind_pc (struct gdbarch
*gdbarch
, struct frame_info
*next_frame
);
671 extern void set_gdbarch_unwind_pc (struct gdbarch
*gdbarch
, gdbarch_unwind_pc_ftype
*unwind_pc
);
673 extern int gdbarch_unwind_sp_p (struct gdbarch
*gdbarch
);
675 typedef CORE_ADDR (gdbarch_unwind_sp_ftype
) (struct gdbarch
*gdbarch
, struct frame_info
*next_frame
);
676 extern CORE_ADDR
gdbarch_unwind_sp (struct gdbarch
*gdbarch
, struct frame_info
*next_frame
);
677 extern void set_gdbarch_unwind_sp (struct gdbarch
*gdbarch
, gdbarch_unwind_sp_ftype
*unwind_sp
);
679 /* DEPRECATED_FRAME_LOCALS_ADDRESS as been replaced by the per-frame
680 frame-base. Enable frame-base before frame-unwind. */
682 extern int gdbarch_frame_num_args_p (struct gdbarch
*gdbarch
);
684 typedef int (gdbarch_frame_num_args_ftype
) (struct frame_info
*frame
);
685 extern int gdbarch_frame_num_args (struct gdbarch
*gdbarch
, struct frame_info
*frame
);
686 extern void set_gdbarch_frame_num_args (struct gdbarch
*gdbarch
, gdbarch_frame_num_args_ftype
*frame_num_args
);
688 /* DEPRECATED_STACK_ALIGN has been replaced by an initial aligning call
689 to frame_align and the requirement that methods such as
690 push_dummy_call and frame_red_zone_size maintain correct stack/frame
693 #if defined (DEPRECATED_STACK_ALIGN)
694 /* Legacy for systems yet to multi-arch DEPRECATED_STACK_ALIGN */
695 #if !defined (DEPRECATED_STACK_ALIGN_P)
696 #define DEPRECATED_STACK_ALIGN_P() (1)
700 extern int gdbarch_deprecated_stack_align_p (struct gdbarch
*gdbarch
);
701 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_STACK_ALIGN_P)
702 #error "Non multi-arch definition of DEPRECATED_STACK_ALIGN"
704 #if !defined (DEPRECATED_STACK_ALIGN_P)
705 #define DEPRECATED_STACK_ALIGN_P() (gdbarch_deprecated_stack_align_p (current_gdbarch))
708 typedef CORE_ADDR (gdbarch_deprecated_stack_align_ftype
) (CORE_ADDR sp
);
709 extern CORE_ADDR
gdbarch_deprecated_stack_align (struct gdbarch
*gdbarch
, CORE_ADDR sp
);
710 extern void set_gdbarch_deprecated_stack_align (struct gdbarch
*gdbarch
, gdbarch_deprecated_stack_align_ftype
*deprecated_stack_align
);
711 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_STACK_ALIGN)
712 #error "Non multi-arch definition of DEPRECATED_STACK_ALIGN"
714 #if !defined (DEPRECATED_STACK_ALIGN)
715 #define DEPRECATED_STACK_ALIGN(sp) (gdbarch_deprecated_stack_align (current_gdbarch, sp))
718 extern int gdbarch_frame_align_p (struct gdbarch
*gdbarch
);
720 typedef CORE_ADDR (gdbarch_frame_align_ftype
) (struct gdbarch
*gdbarch
, CORE_ADDR address
);
721 extern CORE_ADDR
gdbarch_frame_align (struct gdbarch
*gdbarch
, CORE_ADDR address
);
722 extern void set_gdbarch_frame_align (struct gdbarch
*gdbarch
, gdbarch_frame_align_ftype
*frame_align
);
724 /* DEPRECATED_REG_STRUCT_HAS_ADDR has been replaced by
725 stabs_argument_has_addr. */
727 #if defined (DEPRECATED_REG_STRUCT_HAS_ADDR)
728 /* Legacy for systems yet to multi-arch DEPRECATED_REG_STRUCT_HAS_ADDR */
729 #if !defined (DEPRECATED_REG_STRUCT_HAS_ADDR_P)
730 #define DEPRECATED_REG_STRUCT_HAS_ADDR_P() (1)
734 extern int gdbarch_deprecated_reg_struct_has_addr_p (struct gdbarch
*gdbarch
);
735 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_REG_STRUCT_HAS_ADDR_P)
736 #error "Non multi-arch definition of DEPRECATED_REG_STRUCT_HAS_ADDR"
738 #if !defined (DEPRECATED_REG_STRUCT_HAS_ADDR_P)
739 #define DEPRECATED_REG_STRUCT_HAS_ADDR_P() (gdbarch_deprecated_reg_struct_has_addr_p (current_gdbarch))
742 typedef int (gdbarch_deprecated_reg_struct_has_addr_ftype
) (int gcc_p
, struct type
*type
);
743 extern int gdbarch_deprecated_reg_struct_has_addr (struct gdbarch
*gdbarch
, int gcc_p
, struct type
*type
);
744 extern void set_gdbarch_deprecated_reg_struct_has_addr (struct gdbarch
*gdbarch
, gdbarch_deprecated_reg_struct_has_addr_ftype
*deprecated_reg_struct_has_addr
);
745 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_REG_STRUCT_HAS_ADDR)
746 #error "Non multi-arch definition of DEPRECATED_REG_STRUCT_HAS_ADDR"
748 #if !defined (DEPRECATED_REG_STRUCT_HAS_ADDR)
749 #define DEPRECATED_REG_STRUCT_HAS_ADDR(gcc_p, type) (gdbarch_deprecated_reg_struct_has_addr (current_gdbarch, gcc_p, type))
752 typedef int (gdbarch_stabs_argument_has_addr_ftype
) (struct gdbarch
*gdbarch
, struct type
*type
);
753 extern int gdbarch_stabs_argument_has_addr (struct gdbarch
*gdbarch
, struct type
*type
);
754 extern void set_gdbarch_stabs_argument_has_addr (struct gdbarch
*gdbarch
, gdbarch_stabs_argument_has_addr_ftype
*stabs_argument_has_addr
);
756 extern int gdbarch_frame_red_zone_size (struct gdbarch
*gdbarch
);
757 extern void set_gdbarch_frame_red_zone_size (struct gdbarch
*gdbarch
, int frame_red_zone_size
);
759 typedef CORE_ADDR (gdbarch_convert_from_func_ptr_addr_ftype
) (struct gdbarch
*gdbarch
, CORE_ADDR addr
, struct target_ops
*targ
);
760 extern CORE_ADDR
gdbarch_convert_from_func_ptr_addr (struct gdbarch
*gdbarch
, CORE_ADDR addr
, struct target_ops
*targ
);
761 extern void set_gdbarch_convert_from_func_ptr_addr (struct gdbarch
*gdbarch
, gdbarch_convert_from_func_ptr_addr_ftype
*convert_from_func_ptr_addr
);
763 /* On some machines there are bits in addresses which are not really
764 part of the address, but are used by the kernel, the hardware, etc.
765 for special purposes. gdbarch_addr_bits_remove takes out any such bits so
766 we get a "real" address such as one would find in a symbol table.
767 This is used only for addresses of instructions, and even then I'm
768 not sure it's used in all contexts. It exists to deal with there
769 being a few stray bits in the PC which would mislead us, not as some
770 sort of generic thing to handle alignment or segmentation (it's
771 possible it should be in TARGET_READ_PC instead). */
773 typedef CORE_ADDR (gdbarch_addr_bits_remove_ftype
) (CORE_ADDR addr
);
774 extern CORE_ADDR
gdbarch_addr_bits_remove (struct gdbarch
*gdbarch
, CORE_ADDR addr
);
775 extern void set_gdbarch_addr_bits_remove (struct gdbarch
*gdbarch
, gdbarch_addr_bits_remove_ftype
*addr_bits_remove
);
777 /* It is not at all clear why SMASH_TEXT_ADDRESS is not folded into
778 gdbarch_addr_bits_remove. */
780 typedef CORE_ADDR (gdbarch_smash_text_address_ftype
) (CORE_ADDR addr
);
781 extern CORE_ADDR
gdbarch_smash_text_address (struct gdbarch
*gdbarch
, CORE_ADDR addr
);
782 extern void set_gdbarch_smash_text_address (struct gdbarch
*gdbarch
, gdbarch_smash_text_address_ftype
*smash_text_address
);
783 #if !defined (GDB_TM_FILE) && defined (SMASH_TEXT_ADDRESS)
784 #error "Non multi-arch definition of SMASH_TEXT_ADDRESS"
786 #if !defined (SMASH_TEXT_ADDRESS)
787 #define SMASH_TEXT_ADDRESS(addr) (gdbarch_smash_text_address (current_gdbarch, addr))
790 /* FIXME/cagney/2001-01-18: This should be split in two. A target method that
791 indicates if the target needs software single step. An ISA method to
794 FIXME/cagney/2001-01-18: This should be replaced with something that inserts
795 breakpoints using the breakpoint system instead of blatting memory directly
798 FIXME/cagney/2001-01-18: The logic is backwards. It should be asking if the
799 target can single step. If not, then implement single step using breakpoints.
801 A return value of 1 means that the software_single_step breakpoints
802 were inserted; 0 means they were not. */
804 #if defined (SOFTWARE_SINGLE_STEP)
805 /* Legacy for systems yet to multi-arch SOFTWARE_SINGLE_STEP */
806 #if !defined (SOFTWARE_SINGLE_STEP_P)
807 #define SOFTWARE_SINGLE_STEP_P() (1)
811 extern int gdbarch_software_single_step_p (struct gdbarch
*gdbarch
);
812 #if !defined (GDB_TM_FILE) && defined (SOFTWARE_SINGLE_STEP_P)
813 #error "Non multi-arch definition of SOFTWARE_SINGLE_STEP"
815 #if !defined (SOFTWARE_SINGLE_STEP_P)
816 #define SOFTWARE_SINGLE_STEP_P() (gdbarch_software_single_step_p (current_gdbarch))
819 typedef int (gdbarch_software_single_step_ftype
) (struct regcache
*regcache
);
820 extern int gdbarch_software_single_step (struct gdbarch
*gdbarch
, struct regcache
*regcache
);
821 extern void set_gdbarch_software_single_step (struct gdbarch
*gdbarch
, gdbarch_software_single_step_ftype
*software_single_step
);
822 #if !defined (GDB_TM_FILE) && defined (SOFTWARE_SINGLE_STEP)
823 #error "Non multi-arch definition of SOFTWARE_SINGLE_STEP"
825 #if !defined (SOFTWARE_SINGLE_STEP)
826 #define SOFTWARE_SINGLE_STEP(regcache) (gdbarch_software_single_step (current_gdbarch, regcache))
829 /* Return non-zero if the processor is executing a delay slot and a
830 further single-step is needed before the instruction finishes. */
832 extern int gdbarch_single_step_through_delay_p (struct gdbarch
*gdbarch
);
834 typedef int (gdbarch_single_step_through_delay_ftype
) (struct gdbarch
*gdbarch
, struct frame_info
*frame
);
835 extern int gdbarch_single_step_through_delay (struct gdbarch
*gdbarch
, struct frame_info
*frame
);
836 extern void set_gdbarch_single_step_through_delay (struct gdbarch
*gdbarch
, gdbarch_single_step_through_delay_ftype
*single_step_through_delay
);
838 /* FIXME: cagney/2003-08-28: Need to find a better way of selecting the
839 disassembler. Perhaps objdump can handle it? */
841 typedef int (gdbarch_print_insn_ftype
) (bfd_vma vma
, struct disassemble_info
*info
);
842 extern int gdbarch_print_insn (struct gdbarch
*gdbarch
, bfd_vma vma
, struct disassemble_info
*info
);
843 extern void set_gdbarch_print_insn (struct gdbarch
*gdbarch
, gdbarch_print_insn_ftype
*print_insn
);
844 #if !defined (GDB_TM_FILE) && defined (TARGET_PRINT_INSN)
845 #error "Non multi-arch definition of TARGET_PRINT_INSN"
847 #if !defined (TARGET_PRINT_INSN)
848 #define TARGET_PRINT_INSN(vma, info) (gdbarch_print_insn (current_gdbarch, vma, info))
851 typedef CORE_ADDR (gdbarch_skip_trampoline_code_ftype
) (CORE_ADDR pc
);
852 extern CORE_ADDR
gdbarch_skip_trampoline_code (struct gdbarch
*gdbarch
, CORE_ADDR pc
);
853 extern void set_gdbarch_skip_trampoline_code (struct gdbarch
*gdbarch
, gdbarch_skip_trampoline_code_ftype
*skip_trampoline_code
);
855 /* If IN_SOLIB_DYNSYM_RESOLVE_CODE returns true, and SKIP_SOLIB_RESOLVER
856 evaluates non-zero, this is the address where the debugger will place
857 a step-resume breakpoint to get us past the dynamic linker. */
859 typedef CORE_ADDR (gdbarch_skip_solib_resolver_ftype
) (struct gdbarch
*gdbarch
, CORE_ADDR pc
);
860 extern CORE_ADDR
gdbarch_skip_solib_resolver (struct gdbarch
*gdbarch
, CORE_ADDR pc
);
861 extern void set_gdbarch_skip_solib_resolver (struct gdbarch
*gdbarch
, gdbarch_skip_solib_resolver_ftype
*skip_solib_resolver
);
863 /* Some systems also have trampoline code for returning from shared libs. */
865 typedef int (gdbarch_in_solib_return_trampoline_ftype
) (CORE_ADDR pc
, char *name
);
866 extern int gdbarch_in_solib_return_trampoline (struct gdbarch
*gdbarch
, CORE_ADDR pc
, char *name
);
867 extern void set_gdbarch_in_solib_return_trampoline (struct gdbarch
*gdbarch
, gdbarch_in_solib_return_trampoline_ftype
*in_solib_return_trampoline
);
869 /* A target might have problems with watchpoints as soon as the stack
870 frame of the current function has been destroyed. This mostly happens
871 as the first action in a funtion's epilogue. in_function_epilogue_p()
872 is defined to return a non-zero value if either the given addr is one
873 instruction after the stack destroying instruction up to the trailing
874 return instruction or if we can figure out that the stack frame has
875 already been invalidated regardless of the value of addr. Targets
876 which don't suffer from that problem could just let this functionality
879 typedef int (gdbarch_in_function_epilogue_p_ftype
) (struct gdbarch
*gdbarch
, CORE_ADDR addr
);
880 extern int gdbarch_in_function_epilogue_p (struct gdbarch
*gdbarch
, CORE_ADDR addr
);
881 extern void set_gdbarch_in_function_epilogue_p (struct gdbarch
*gdbarch
, gdbarch_in_function_epilogue_p_ftype
*in_function_epilogue_p
);
883 /* Given a vector of command-line arguments, return a newly allocated
884 string which, when passed to the create_inferior function, will be
885 parsed (on Unix systems, by the shell) to yield the same vector.
886 This function should call error() if the argument vector is not
887 representable for this target or if this target does not support
888 command-line arguments.
889 ARGC is the number of elements in the vector.
890 ARGV is an array of strings, one per argument. */
892 typedef char * (gdbarch_construct_inferior_arguments_ftype
) (struct gdbarch
*gdbarch
, int argc
, char **argv
);
893 extern char * gdbarch_construct_inferior_arguments (struct gdbarch
*gdbarch
, int argc
, char **argv
);
894 extern void set_gdbarch_construct_inferior_arguments (struct gdbarch
*gdbarch
, gdbarch_construct_inferior_arguments_ftype
*construct_inferior_arguments
);
896 typedef void (gdbarch_elf_make_msymbol_special_ftype
) (asymbol
*sym
, struct minimal_symbol
*msym
);
897 extern void gdbarch_elf_make_msymbol_special (struct gdbarch
*gdbarch
, asymbol
*sym
, struct minimal_symbol
*msym
);
898 extern void set_gdbarch_elf_make_msymbol_special (struct gdbarch
*gdbarch
, gdbarch_elf_make_msymbol_special_ftype
*elf_make_msymbol_special
);
900 typedef void (gdbarch_coff_make_msymbol_special_ftype
) (int val
, struct minimal_symbol
*msym
);
901 extern void gdbarch_coff_make_msymbol_special (struct gdbarch
*gdbarch
, int val
, struct minimal_symbol
*msym
);
902 extern void set_gdbarch_coff_make_msymbol_special (struct gdbarch
*gdbarch
, gdbarch_coff_make_msymbol_special_ftype
*coff_make_msymbol_special
);
904 extern const char * gdbarch_name_of_malloc (struct gdbarch
*gdbarch
);
905 extern void set_gdbarch_name_of_malloc (struct gdbarch
*gdbarch
, const char * name_of_malloc
);
907 extern int gdbarch_cannot_step_breakpoint (struct gdbarch
*gdbarch
);
908 extern void set_gdbarch_cannot_step_breakpoint (struct gdbarch
*gdbarch
, int cannot_step_breakpoint
);
910 extern int gdbarch_have_nonsteppable_watchpoint (struct gdbarch
*gdbarch
);
911 extern void set_gdbarch_have_nonsteppable_watchpoint (struct gdbarch
*gdbarch
, int have_nonsteppable_watchpoint
);
913 extern int gdbarch_address_class_type_flags_p (struct gdbarch
*gdbarch
);
915 typedef int (gdbarch_address_class_type_flags_ftype
) (int byte_size
, int dwarf2_addr_class
);
916 extern int gdbarch_address_class_type_flags (struct gdbarch
*gdbarch
, int byte_size
, int dwarf2_addr_class
);
917 extern void set_gdbarch_address_class_type_flags (struct gdbarch
*gdbarch
, gdbarch_address_class_type_flags_ftype
*address_class_type_flags
);
919 extern int gdbarch_address_class_type_flags_to_name_p (struct gdbarch
*gdbarch
);
921 typedef const char * (gdbarch_address_class_type_flags_to_name_ftype
) (struct gdbarch
*gdbarch
, int type_flags
);
922 extern const char * gdbarch_address_class_type_flags_to_name (struct gdbarch
*gdbarch
, int type_flags
);
923 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
);
925 extern int gdbarch_address_class_name_to_type_flags_p (struct gdbarch
*gdbarch
);
927 typedef int (gdbarch_address_class_name_to_type_flags_ftype
) (struct gdbarch
*gdbarch
, const char *name
, int *type_flags_ptr
);
928 extern int gdbarch_address_class_name_to_type_flags (struct gdbarch
*gdbarch
, const char *name
, int *type_flags_ptr
);
929 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
);
931 /* Is a register in a group */
933 typedef int (gdbarch_register_reggroup_p_ftype
) (struct gdbarch
*gdbarch
, int regnum
, struct reggroup
*reggroup
);
934 extern int gdbarch_register_reggroup_p (struct gdbarch
*gdbarch
, int regnum
, struct reggroup
*reggroup
);
935 extern void set_gdbarch_register_reggroup_p (struct gdbarch
*gdbarch
, gdbarch_register_reggroup_p_ftype
*register_reggroup_p
);
937 /* Fetch the pointer to the ith function argument. */
939 extern int gdbarch_fetch_pointer_argument_p (struct gdbarch
*gdbarch
);
941 typedef CORE_ADDR (gdbarch_fetch_pointer_argument_ftype
) (struct frame_info
*frame
, int argi
, struct type
*type
);
942 extern CORE_ADDR
gdbarch_fetch_pointer_argument (struct gdbarch
*gdbarch
, struct frame_info
*frame
, int argi
, struct type
*type
);
943 extern void set_gdbarch_fetch_pointer_argument (struct gdbarch
*gdbarch
, gdbarch_fetch_pointer_argument_ftype
*fetch_pointer_argument
);
945 /* Return the appropriate register set for a core file section with
946 name SECT_NAME and size SECT_SIZE. */
948 extern int gdbarch_regset_from_core_section_p (struct gdbarch
*gdbarch
);
950 typedef const struct regset
* (gdbarch_regset_from_core_section_ftype
) (struct gdbarch
*gdbarch
, const char *sect_name
, size_t sect_size
);
951 extern const struct regset
* gdbarch_regset_from_core_section (struct gdbarch
*gdbarch
, const char *sect_name
, size_t sect_size
);
952 extern void set_gdbarch_regset_from_core_section (struct gdbarch
*gdbarch
, gdbarch_regset_from_core_section_ftype
*regset_from_core_section
);
954 /* If the elements of C++ vtables are in-place function descriptors rather
955 than normal function pointers (which may point to code or a descriptor),
958 extern int gdbarch_vtable_function_descriptors (struct gdbarch
*gdbarch
);
959 extern void set_gdbarch_vtable_function_descriptors (struct gdbarch
*gdbarch
, int vtable_function_descriptors
);
961 /* Set if the least significant bit of the delta is used instead of the least
962 significant bit of the pfn for pointers to virtual member functions. */
964 extern int gdbarch_vbit_in_delta (struct gdbarch
*gdbarch
);
965 extern void set_gdbarch_vbit_in_delta (struct gdbarch
*gdbarch
, int vbit_in_delta
);
967 /* Advance PC to next instruction in order to skip a permanent breakpoint. */
969 extern int gdbarch_skip_permanent_breakpoint_p (struct gdbarch
*gdbarch
);
971 typedef void (gdbarch_skip_permanent_breakpoint_ftype
) (struct regcache
*regcache
);
972 extern void gdbarch_skip_permanent_breakpoint (struct gdbarch
*gdbarch
, struct regcache
*regcache
);
973 extern void set_gdbarch_skip_permanent_breakpoint (struct gdbarch
*gdbarch
, gdbarch_skip_permanent_breakpoint_ftype
*skip_permanent_breakpoint
);
975 /* Refresh overlay mapped state for section OSECT. */
977 extern int gdbarch_overlay_update_p (struct gdbarch
*gdbarch
);
979 typedef void (gdbarch_overlay_update_ftype
) (struct obj_section
*osect
);
980 extern void gdbarch_overlay_update (struct gdbarch
*gdbarch
, struct obj_section
*osect
);
981 extern void set_gdbarch_overlay_update (struct gdbarch
*gdbarch
, gdbarch_overlay_update_ftype
*overlay_update
);
983 extern struct gdbarch_tdep
*gdbarch_tdep (struct gdbarch
*gdbarch
);
986 /* Mechanism for co-ordinating the selection of a specific
989 GDB targets (*-tdep.c) can register an interest in a specific
990 architecture. Other GDB components can register a need to maintain
991 per-architecture data.
993 The mechanisms below ensures that there is only a loose connection
994 between the set-architecture command and the various GDB
995 components. Each component can independently register their need
996 to maintain architecture specific data with gdbarch.
1000 Previously, a single TARGET_ARCHITECTURE_HOOK was provided. It
1003 The more traditional mega-struct containing architecture specific
1004 data for all the various GDB components was also considered. Since
1005 GDB is built from a variable number of (fairly independent)
1006 components it was determined that the global aproach was not
1010 /* Register a new architectural family with GDB.
1012 Register support for the specified ARCHITECTURE with GDB. When
1013 gdbarch determines that the specified architecture has been
1014 selected, the corresponding INIT function is called.
1018 The INIT function takes two parameters: INFO which contains the
1019 information available to gdbarch about the (possibly new)
1020 architecture; ARCHES which is a list of the previously created
1021 ``struct gdbarch'' for this architecture.
1023 The INFO parameter is, as far as possible, be pre-initialized with
1024 information obtained from INFO.ABFD or the global defaults.
1026 The ARCHES parameter is a linked list (sorted most recently used)
1027 of all the previously created architures for this architecture
1028 family. The (possibly NULL) ARCHES->gdbarch can used to access
1029 values from the previously selected architecture for this
1030 architecture family. The global ``current_gdbarch'' shall not be
1033 The INIT function shall return any of: NULL - indicating that it
1034 doesn't recognize the selected architecture; an existing ``struct
1035 gdbarch'' from the ARCHES list - indicating that the new
1036 architecture is just a synonym for an earlier architecture (see
1037 gdbarch_list_lookup_by_info()); a newly created ``struct gdbarch''
1038 - that describes the selected architecture (see gdbarch_alloc()).
1040 The DUMP_TDEP function shall print out all target specific values.
1041 Care should be taken to ensure that the function works in both the
1042 multi-arch and non- multi-arch cases. */
1046 struct gdbarch
*gdbarch
;
1047 struct gdbarch_list
*next
;
1052 /* Use default: NULL (ZERO). */
1053 const struct bfd_arch_info
*bfd_arch_info
;
1055 /* Use default: BFD_ENDIAN_UNKNOWN (NB: is not ZERO). */
1058 /* Use default: NULL (ZERO). */
1061 /* Use default: NULL (ZERO). */
1062 struct gdbarch_tdep_info
*tdep_info
;
1064 /* Use default: GDB_OSABI_UNINITIALIZED (-1). */
1065 enum gdb_osabi osabi
;
1067 /* Use default: NULL (ZERO). */
1068 const struct target_desc
*target_desc
;
1071 typedef struct gdbarch
*(gdbarch_init_ftype
) (struct gdbarch_info info
, struct gdbarch_list
*arches
);
1072 typedef void (gdbarch_dump_tdep_ftype
) (struct gdbarch
*gdbarch
, struct ui_file
*file
);
1074 /* DEPRECATED - use gdbarch_register() */
1075 extern void register_gdbarch_init (enum bfd_architecture architecture
, gdbarch_init_ftype
*);
1077 extern void gdbarch_register (enum bfd_architecture architecture
,
1078 gdbarch_init_ftype
*,
1079 gdbarch_dump_tdep_ftype
*);
1082 /* Return a freshly allocated, NULL terminated, array of the valid
1083 architecture names. Since architectures are registered during the
1084 _initialize phase this function only returns useful information
1085 once initialization has been completed. */
1087 extern const char **gdbarch_printable_names (void);
1090 /* Helper function. Search the list of ARCHES for a GDBARCH that
1091 matches the information provided by INFO. */
1093 extern struct gdbarch_list
*gdbarch_list_lookup_by_info (struct gdbarch_list
*arches
, const struct gdbarch_info
*info
);
1096 /* Helper function. Create a preliminary ``struct gdbarch''. Perform
1097 basic initialization using values obtained from the INFO and TDEP
1098 parameters. set_gdbarch_*() functions are called to complete the
1099 initialization of the object. */
1101 extern struct gdbarch
*gdbarch_alloc (const struct gdbarch_info
*info
, struct gdbarch_tdep
*tdep
);
1104 /* Helper function. Free a partially-constructed ``struct gdbarch''.
1105 It is assumed that the caller freeds the ``struct
1108 extern void gdbarch_free (struct gdbarch
*);
1111 /* Helper function. Allocate memory from the ``struct gdbarch''
1112 obstack. The memory is freed when the corresponding architecture
1115 extern void *gdbarch_obstack_zalloc (struct gdbarch
*gdbarch
, long size
);
1116 #define GDBARCH_OBSTACK_CALLOC(GDBARCH, NR, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), (NR) * sizeof (TYPE)))
1117 #define GDBARCH_OBSTACK_ZALLOC(GDBARCH, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), sizeof (TYPE)))
1120 /* Helper function. Force an update of the current architecture.
1122 The actual architecture selected is determined by INFO, ``(gdb) set
1123 architecture'' et.al., the existing architecture and BFD's default
1124 architecture. INFO should be initialized to zero and then selected
1125 fields should be updated.
1127 Returns non-zero if the update succeeds */
1129 extern int gdbarch_update_p (struct gdbarch_info info
);
1132 /* Helper function. Find an architecture matching info.
1134 INFO should be initialized using gdbarch_info_init, relevant fields
1135 set, and then finished using gdbarch_info_fill.
1137 Returns the corresponding architecture, or NULL if no matching
1138 architecture was found. "current_gdbarch" is not updated. */
1140 extern struct gdbarch
*gdbarch_find_by_info (struct gdbarch_info info
);
1143 /* Helper function. Set the global "current_gdbarch" to "gdbarch".
1145 FIXME: kettenis/20031124: Of the functions that follow, only
1146 gdbarch_from_bfd is supposed to survive. The others will
1147 dissappear since in the future GDB will (hopefully) be truly
1148 multi-arch. However, for now we're still stuck with the concept of
1149 a single active architecture. */
1151 extern void deprecated_current_gdbarch_select_hack (struct gdbarch
*gdbarch
);
1154 /* Register per-architecture data-pointer.
1156 Reserve space for a per-architecture data-pointer. An identifier
1157 for the reserved data-pointer is returned. That identifer should
1158 be saved in a local static variable.
1160 Memory for the per-architecture data shall be allocated using
1161 gdbarch_obstack_zalloc. That memory will be deleted when the
1162 corresponding architecture object is deleted.
1164 When a previously created architecture is re-selected, the
1165 per-architecture data-pointer for that previous architecture is
1166 restored. INIT() is not re-called.
1168 Multiple registrarants for any architecture are allowed (and
1169 strongly encouraged). */
1171 struct gdbarch_data
;
1173 typedef void *(gdbarch_data_pre_init_ftype
) (struct obstack
*obstack
);
1174 extern struct gdbarch_data
*gdbarch_data_register_pre_init (gdbarch_data_pre_init_ftype
*init
);
1175 typedef void *(gdbarch_data_post_init_ftype
) (struct gdbarch
*gdbarch
);
1176 extern struct gdbarch_data
*gdbarch_data_register_post_init (gdbarch_data_post_init_ftype
*init
);
1177 extern void deprecated_set_gdbarch_data (struct gdbarch
*gdbarch
,
1178 struct gdbarch_data
*data
,
1181 extern void *gdbarch_data (struct gdbarch
*gdbarch
, struct gdbarch_data
*);
1185 /* Register per-architecture memory region.
1187 Provide a memory-region swap mechanism. Per-architecture memory
1188 region are created. These memory regions are swapped whenever the
1189 architecture is changed. For a new architecture, the memory region
1190 is initialized with zero (0) and the INIT function is called.
1192 Memory regions are swapped / initialized in the order that they are
1193 registered. NULL DATA and/or INIT values can be specified.
1195 New code should use gdbarch_data_register_*(). */
1197 typedef void (gdbarch_swap_ftype
) (void);
1198 extern void deprecated_register_gdbarch_swap (void *data
, unsigned long size
, gdbarch_swap_ftype
*init
);
1199 #define DEPRECATED_REGISTER_GDBARCH_SWAP(VAR) deprecated_register_gdbarch_swap (&(VAR), sizeof ((VAR)), NULL)
1203 /* Set the dynamic target-system-dependent parameters (architecture,
1204 byte-order, ...) using information found in the BFD */
1206 extern void set_gdbarch_from_file (bfd
*);
1209 /* Initialize the current architecture to the "first" one we find on
1212 extern void initialize_current_architecture (void);
1214 /* gdbarch trace variable */
1215 extern int gdbarch_debug
;
1217 extern void gdbarch_dump (struct gdbarch
*gdbarch
, struct ui_file
*file
);