1 /* Dynamic architecture support for GDB, the GNU debugger.
2 Copyright 1998-1999, Free Software Foundation, Inc.
4 This file is part of GDB.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
21 /* *INDENT-OFF* */ /* ``typedef (f)();'' confuses indent */
23 /* This file was created with the aid of ``gdbarch.sh''.
25 The bourn shell script ``gdbarch.sh'' creates the files
26 ``new-gdbarch.c'' and ``new-gdbarch.h and then compares them
27 against the existing ``gdbarch.[hc]''. Any differences found
30 If editing this file, please also run gdbarch.sh and merge any
31 changes into that script. Conversely, when makeing sweeping changes
32 to this file, modifying gdbarch.sh and using its output may prove
42 #ifndef GDB_MULTI_ARCH
43 #define GDB_MULTI_ARCH 0
46 extern struct gdbarch
*current_gdbarch
;
49 /* See gdb/doc/gdbint.texi for a discussion of the GDB_MULTI_ARCH
53 /* If any of the following are defined, the target wasn't correctly
57 #if defined (CALL_DUMMY)
58 #error "CALL_DUMMY: replaced by CALL_DUMMY_WORDS/SIZEOF_CALL_DUMMY_WORDS"
63 #if defined (REGISTER_NAMES)
64 #error "REGISTER_NAMES: replaced by REGISTER_NAME"
69 #if defined (EXTRA_FRAME_INFO)
70 #error "EXTRA_FRAME_INFO: replaced by struct frame_extra_info"
75 #if defined (FRAME_FIND_SAVED_REGS)
76 #error "FRAME_FIND_SAVED_REGS: replaced by FRAME_INIT_SAVED_REGS"
81 /* The following are pre-initialized by GDBARCH. */
83 extern const struct bfd_arch_info
* gdbarch_bfd_arch_info (struct gdbarch
*gdbarch
);
84 /* set_gdbarch_bfd_arch_info() - not applicable - pre-initialized. */
86 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_ARCHITECTURE)
87 #define TARGET_ARCHITECTURE (gdbarch_bfd_arch_info (current_gdbarch))
91 extern int gdbarch_byte_order (struct gdbarch
*gdbarch
);
92 /* set_gdbarch_byte_order() - not applicable - pre-initialized. */
94 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_BYTE_ORDER)
95 #define TARGET_BYTE_ORDER (gdbarch_byte_order (current_gdbarch))
100 /* The following are initialized by the target dependant code. */
102 extern int gdbarch_ptr_bit (struct gdbarch
*gdbarch
);
103 extern void set_gdbarch_ptr_bit (struct gdbarch
*gdbarch
, int ptr_bit
);
105 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_PTR_BIT)
106 #define TARGET_PTR_BIT (gdbarch_ptr_bit (current_gdbarch))
110 extern int gdbarch_short_bit (struct gdbarch
*gdbarch
);
111 extern void set_gdbarch_short_bit (struct gdbarch
*gdbarch
, int short_bit
);
113 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_SHORT_BIT)
114 #define TARGET_SHORT_BIT (gdbarch_short_bit (current_gdbarch))
118 extern int gdbarch_int_bit (struct gdbarch
*gdbarch
);
119 extern void set_gdbarch_int_bit (struct gdbarch
*gdbarch
, int int_bit
);
121 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_INT_BIT)
122 #define TARGET_INT_BIT (gdbarch_int_bit (current_gdbarch))
126 extern int gdbarch_long_bit (struct gdbarch
*gdbarch
);
127 extern void set_gdbarch_long_bit (struct gdbarch
*gdbarch
, int long_bit
);
129 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_LONG_BIT)
130 #define TARGET_LONG_BIT (gdbarch_long_bit (current_gdbarch))
134 extern int gdbarch_long_long_bit (struct gdbarch
*gdbarch
);
135 extern void set_gdbarch_long_long_bit (struct gdbarch
*gdbarch
, int long_long_bit
);
137 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_LONG_LONG_BIT)
138 #define TARGET_LONG_LONG_BIT (gdbarch_long_long_bit (current_gdbarch))
142 extern int gdbarch_float_bit (struct gdbarch
*gdbarch
);
143 extern void set_gdbarch_float_bit (struct gdbarch
*gdbarch
, int float_bit
);
145 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_FLOAT_BIT)
146 #define TARGET_FLOAT_BIT (gdbarch_float_bit (current_gdbarch))
150 extern int gdbarch_double_bit (struct gdbarch
*gdbarch
);
151 extern void set_gdbarch_double_bit (struct gdbarch
*gdbarch
, int double_bit
);
153 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_DOUBLE_BIT)
154 #define TARGET_DOUBLE_BIT (gdbarch_double_bit (current_gdbarch))
158 extern int gdbarch_long_double_bit (struct gdbarch
*gdbarch
);
159 extern void set_gdbarch_long_double_bit (struct gdbarch
*gdbarch
, int long_double_bit
);
161 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_LONG_DOUBLE_BIT)
162 #define TARGET_LONG_DOUBLE_BIT (gdbarch_long_double_bit (current_gdbarch))
166 typedef CORE_ADDR (gdbarch_read_pc_ftype
) (int pid
);
167 extern CORE_ADDR
gdbarch_read_pc (struct gdbarch
*gdbarch
, int pid
);
168 extern void set_gdbarch_read_pc (struct gdbarch
*gdbarch
, gdbarch_read_pc_ftype
*read_pc
);
170 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_READ_PC)
171 #define TARGET_READ_PC(pid) (gdbarch_read_pc (current_gdbarch, pid))
175 typedef void (gdbarch_write_pc_ftype
) (CORE_ADDR val
, int pid
);
176 extern void gdbarch_write_pc (struct gdbarch
*gdbarch
, CORE_ADDR val
, int pid
);
177 extern void set_gdbarch_write_pc (struct gdbarch
*gdbarch
, gdbarch_write_pc_ftype
*write_pc
);
179 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_WRITE_PC)
180 #define TARGET_WRITE_PC(val, pid) (gdbarch_write_pc (current_gdbarch, val, pid))
184 typedef CORE_ADDR (gdbarch_read_fp_ftype
) (void);
185 extern CORE_ADDR
gdbarch_read_fp (struct gdbarch
*gdbarch
);
186 extern void set_gdbarch_read_fp (struct gdbarch
*gdbarch
, gdbarch_read_fp_ftype
*read_fp
);
188 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_READ_FP)
189 #define TARGET_READ_FP() (gdbarch_read_fp (current_gdbarch))
193 typedef void (gdbarch_write_fp_ftype
) (CORE_ADDR val
);
194 extern void gdbarch_write_fp (struct gdbarch
*gdbarch
, CORE_ADDR val
);
195 extern void set_gdbarch_write_fp (struct gdbarch
*gdbarch
, gdbarch_write_fp_ftype
*write_fp
);
197 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_WRITE_FP)
198 #define TARGET_WRITE_FP(val) (gdbarch_write_fp (current_gdbarch, val))
202 typedef CORE_ADDR (gdbarch_read_sp_ftype
) (void);
203 extern CORE_ADDR
gdbarch_read_sp (struct gdbarch
*gdbarch
);
204 extern void set_gdbarch_read_sp (struct gdbarch
*gdbarch
, gdbarch_read_sp_ftype
*read_sp
);
206 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_READ_SP)
207 #define TARGET_READ_SP() (gdbarch_read_sp (current_gdbarch))
211 typedef void (gdbarch_write_sp_ftype
) (CORE_ADDR val
);
212 extern void gdbarch_write_sp (struct gdbarch
*gdbarch
, CORE_ADDR val
);
213 extern void set_gdbarch_write_sp (struct gdbarch
*gdbarch
, gdbarch_write_sp_ftype
*write_sp
);
215 #if (GDB_MULTI_ARCH > 1) || !defined (TARGET_WRITE_SP)
216 #define TARGET_WRITE_SP(val) (gdbarch_write_sp (current_gdbarch, val))
220 extern int gdbarch_num_regs (struct gdbarch
*gdbarch
);
221 extern void set_gdbarch_num_regs (struct gdbarch
*gdbarch
, int num_regs
);
223 #if (GDB_MULTI_ARCH > 1) || !defined (NUM_REGS)
224 #define NUM_REGS (gdbarch_num_regs (current_gdbarch))
228 extern int gdbarch_sp_regnum (struct gdbarch
*gdbarch
);
229 extern void set_gdbarch_sp_regnum (struct gdbarch
*gdbarch
, int sp_regnum
);
231 #if (GDB_MULTI_ARCH > 1) || !defined (SP_REGNUM)
232 #define SP_REGNUM (gdbarch_sp_regnum (current_gdbarch))
236 extern int gdbarch_fp_regnum (struct gdbarch
*gdbarch
);
237 extern void set_gdbarch_fp_regnum (struct gdbarch
*gdbarch
, int fp_regnum
);
239 #if (GDB_MULTI_ARCH > 1) || !defined (FP_REGNUM)
240 #define FP_REGNUM (gdbarch_fp_regnum (current_gdbarch))
244 extern int gdbarch_pc_regnum (struct gdbarch
*gdbarch
);
245 extern void set_gdbarch_pc_regnum (struct gdbarch
*gdbarch
, int pc_regnum
);
247 #if (GDB_MULTI_ARCH > 1) || !defined (PC_REGNUM)
248 #define PC_REGNUM (gdbarch_pc_regnum (current_gdbarch))
252 typedef char * (gdbarch_register_name_ftype
) (int regnr
);
253 extern char * gdbarch_register_name (struct gdbarch
*gdbarch
, int regnr
);
254 extern void set_gdbarch_register_name (struct gdbarch
*gdbarch
, gdbarch_register_name_ftype
*register_name
);
256 #if (GDB_MULTI_ARCH > 1) || !defined (REGISTER_NAME)
257 #define REGISTER_NAME(regnr) (gdbarch_register_name (current_gdbarch, regnr))
261 extern int gdbarch_register_size (struct gdbarch
*gdbarch
);
262 extern void set_gdbarch_register_size (struct gdbarch
*gdbarch
, int register_size
);
264 #if (GDB_MULTI_ARCH > 1) || !defined (REGISTER_SIZE)
265 #define REGISTER_SIZE (gdbarch_register_size (current_gdbarch))
269 extern int gdbarch_register_bytes (struct gdbarch
*gdbarch
);
270 extern void set_gdbarch_register_bytes (struct gdbarch
*gdbarch
, int register_bytes
);
272 #if (GDB_MULTI_ARCH > 1) || !defined (REGISTER_BYTES)
273 #define REGISTER_BYTES (gdbarch_register_bytes (current_gdbarch))
277 typedef int (gdbarch_register_byte_ftype
) (int reg_nr
);
278 extern int gdbarch_register_byte (struct gdbarch
*gdbarch
, int reg_nr
);
279 extern void set_gdbarch_register_byte (struct gdbarch
*gdbarch
, gdbarch_register_byte_ftype
*register_byte
);
281 #if (GDB_MULTI_ARCH > 1) || !defined (REGISTER_BYTE)
282 #define REGISTER_BYTE(reg_nr) (gdbarch_register_byte (current_gdbarch, reg_nr))
286 typedef int (gdbarch_register_raw_size_ftype
) (int reg_nr
);
287 extern int gdbarch_register_raw_size (struct gdbarch
*gdbarch
, int reg_nr
);
288 extern void set_gdbarch_register_raw_size (struct gdbarch
*gdbarch
, gdbarch_register_raw_size_ftype
*register_raw_size
);
290 #if (GDB_MULTI_ARCH > 1) || !defined (REGISTER_RAW_SIZE)
291 #define REGISTER_RAW_SIZE(reg_nr) (gdbarch_register_raw_size (current_gdbarch, reg_nr))
295 extern int gdbarch_max_register_raw_size (struct gdbarch
*gdbarch
);
296 extern void set_gdbarch_max_register_raw_size (struct gdbarch
*gdbarch
, int max_register_raw_size
);
298 #if (GDB_MULTI_ARCH > 1) || !defined (MAX_REGISTER_RAW_SIZE)
299 #define MAX_REGISTER_RAW_SIZE (gdbarch_max_register_raw_size (current_gdbarch))
303 typedef int (gdbarch_register_virtual_size_ftype
) (int reg_nr
);
304 extern int gdbarch_register_virtual_size (struct gdbarch
*gdbarch
, int reg_nr
);
305 extern void set_gdbarch_register_virtual_size (struct gdbarch
*gdbarch
, gdbarch_register_virtual_size_ftype
*register_virtual_size
);
307 #if (GDB_MULTI_ARCH > 1) || !defined (REGISTER_VIRTUAL_SIZE)
308 #define REGISTER_VIRTUAL_SIZE(reg_nr) (gdbarch_register_virtual_size (current_gdbarch, reg_nr))
312 extern int gdbarch_max_register_virtual_size (struct gdbarch
*gdbarch
);
313 extern void set_gdbarch_max_register_virtual_size (struct gdbarch
*gdbarch
, int max_register_virtual_size
);
315 #if (GDB_MULTI_ARCH > 1) || !defined (MAX_REGISTER_VIRTUAL_SIZE)
316 #define MAX_REGISTER_VIRTUAL_SIZE (gdbarch_max_register_virtual_size (current_gdbarch))
320 typedef struct type
* (gdbarch_register_virtual_type_ftype
) (int reg_nr
);
321 extern struct type
* gdbarch_register_virtual_type (struct gdbarch
*gdbarch
, int reg_nr
);
322 extern void set_gdbarch_register_virtual_type (struct gdbarch
*gdbarch
, gdbarch_register_virtual_type_ftype
*register_virtual_type
);
324 #if (GDB_MULTI_ARCH > 1) || !defined (REGISTER_VIRTUAL_TYPE)
325 #define REGISTER_VIRTUAL_TYPE(reg_nr) (gdbarch_register_virtual_type (current_gdbarch, reg_nr))
329 extern int gdbarch_use_generic_dummy_frames (struct gdbarch
*gdbarch
);
330 extern void set_gdbarch_use_generic_dummy_frames (struct gdbarch
*gdbarch
, int use_generic_dummy_frames
);
332 #if (GDB_MULTI_ARCH > 1) || !defined (USE_GENERIC_DUMMY_FRAMES)
333 #define USE_GENERIC_DUMMY_FRAMES (gdbarch_use_generic_dummy_frames (current_gdbarch))
337 extern int gdbarch_call_dummy_location (struct gdbarch
*gdbarch
);
338 extern void set_gdbarch_call_dummy_location (struct gdbarch
*gdbarch
, int call_dummy_location
);
340 #if (GDB_MULTI_ARCH > 1) || !defined (CALL_DUMMY_LOCATION)
341 #define CALL_DUMMY_LOCATION (gdbarch_call_dummy_location (current_gdbarch))
345 typedef CORE_ADDR (gdbarch_call_dummy_address_ftype
) (void);
346 extern CORE_ADDR
gdbarch_call_dummy_address (struct gdbarch
*gdbarch
);
347 extern void set_gdbarch_call_dummy_address (struct gdbarch
*gdbarch
, gdbarch_call_dummy_address_ftype
*call_dummy_address
);
349 #if (GDB_MULTI_ARCH > 1) || !defined (CALL_DUMMY_ADDRESS)
350 #define CALL_DUMMY_ADDRESS() (gdbarch_call_dummy_address (current_gdbarch))
354 extern CORE_ADDR
gdbarch_call_dummy_start_offset (struct gdbarch
*gdbarch
);
355 extern void set_gdbarch_call_dummy_start_offset (struct gdbarch
*gdbarch
, CORE_ADDR call_dummy_start_offset
);
357 #if (GDB_MULTI_ARCH > 1) || !defined (CALL_DUMMY_START_OFFSET)
358 #define CALL_DUMMY_START_OFFSET (gdbarch_call_dummy_start_offset (current_gdbarch))
362 extern CORE_ADDR
gdbarch_call_dummy_breakpoint_offset (struct gdbarch
*gdbarch
);
363 extern void set_gdbarch_call_dummy_breakpoint_offset (struct gdbarch
*gdbarch
, CORE_ADDR call_dummy_breakpoint_offset
);
365 #if (GDB_MULTI_ARCH > 1) || !defined (CALL_DUMMY_BREAKPOINT_OFFSET)
366 #define CALL_DUMMY_BREAKPOINT_OFFSET (gdbarch_call_dummy_breakpoint_offset (current_gdbarch))
370 extern int gdbarch_call_dummy_breakpoint_offset_p (struct gdbarch
*gdbarch
);
371 extern void set_gdbarch_call_dummy_breakpoint_offset_p (struct gdbarch
*gdbarch
, int call_dummy_breakpoint_offset_p
);
373 #if (GDB_MULTI_ARCH > 1) || !defined (CALL_DUMMY_BREAKPOINT_OFFSET_P)
374 #define CALL_DUMMY_BREAKPOINT_OFFSET_P (gdbarch_call_dummy_breakpoint_offset_p (current_gdbarch))
378 extern int gdbarch_call_dummy_length (struct gdbarch
*gdbarch
);
379 extern void set_gdbarch_call_dummy_length (struct gdbarch
*gdbarch
, int call_dummy_length
);
381 #if (GDB_MULTI_ARCH > 1) || !defined (CALL_DUMMY_LENGTH)
382 #define CALL_DUMMY_LENGTH (gdbarch_call_dummy_length (current_gdbarch))
386 typedef int (gdbarch_pc_in_call_dummy_ftype
) (CORE_ADDR pc
, CORE_ADDR sp
, CORE_ADDR frame_address
);
387 extern int gdbarch_pc_in_call_dummy (struct gdbarch
*gdbarch
, CORE_ADDR pc
, CORE_ADDR sp
, CORE_ADDR frame_address
);
388 extern void set_gdbarch_pc_in_call_dummy (struct gdbarch
*gdbarch
, gdbarch_pc_in_call_dummy_ftype
*pc_in_call_dummy
);
390 #if (GDB_MULTI_ARCH > 1) || !defined (PC_IN_CALL_DUMMY)
391 #define PC_IN_CALL_DUMMY(pc, sp, frame_address) (gdbarch_pc_in_call_dummy (current_gdbarch, pc, sp, frame_address))
395 extern int gdbarch_call_dummy_p (struct gdbarch
*gdbarch
);
396 extern void set_gdbarch_call_dummy_p (struct gdbarch
*gdbarch
, int call_dummy_p
);
398 #if (GDB_MULTI_ARCH > 1) || !defined (CALL_DUMMY_P)
399 #define CALL_DUMMY_P (gdbarch_call_dummy_p (current_gdbarch))
403 extern LONGEST
* gdbarch_call_dummy_words (struct gdbarch
*gdbarch
);
404 extern void set_gdbarch_call_dummy_words (struct gdbarch
*gdbarch
, LONGEST
* call_dummy_words
);
406 #if (GDB_MULTI_ARCH > 1) || !defined (CALL_DUMMY_WORDS)
407 #define CALL_DUMMY_WORDS (gdbarch_call_dummy_words (current_gdbarch))
411 extern int gdbarch_sizeof_call_dummy_words (struct gdbarch
*gdbarch
);
412 extern void set_gdbarch_sizeof_call_dummy_words (struct gdbarch
*gdbarch
, int sizeof_call_dummy_words
);
414 #if (GDB_MULTI_ARCH > 1) || !defined (SIZEOF_CALL_DUMMY_WORDS)
415 #define SIZEOF_CALL_DUMMY_WORDS (gdbarch_sizeof_call_dummy_words (current_gdbarch))
419 extern int gdbarch_call_dummy_stack_adjust_p (struct gdbarch
*gdbarch
);
420 extern void set_gdbarch_call_dummy_stack_adjust_p (struct gdbarch
*gdbarch
, int call_dummy_stack_adjust_p
);
422 #if (GDB_MULTI_ARCH > 1) || !defined (CALL_DUMMY_STACK_ADJUST_P)
423 #define CALL_DUMMY_STACK_ADJUST_P (gdbarch_call_dummy_stack_adjust_p (current_gdbarch))
427 extern int gdbarch_call_dummy_stack_adjust (struct gdbarch
*gdbarch
);
428 extern void set_gdbarch_call_dummy_stack_adjust (struct gdbarch
*gdbarch
, int call_dummy_stack_adjust
);
430 #if (GDB_MULTI_ARCH > 1) || !defined (CALL_DUMMY_STACK_ADJUST)
431 #define CALL_DUMMY_STACK_ADJUST (gdbarch_call_dummy_stack_adjust (current_gdbarch))
435 typedef void (gdbarch_fix_call_dummy_ftype
) (char *dummy
, CORE_ADDR pc
, CORE_ADDR fun
, int nargs
, struct value
**args
, struct type
*type
, int gcc_p
);
436 extern void gdbarch_fix_call_dummy (struct gdbarch
*gdbarch
, char *dummy
, CORE_ADDR pc
, CORE_ADDR fun
, int nargs
, struct value
**args
, struct type
*type
, int gcc_p
);
437 extern void set_gdbarch_fix_call_dummy (struct gdbarch
*gdbarch
, gdbarch_fix_call_dummy_ftype
*fix_call_dummy
);
439 #if (GDB_MULTI_ARCH > 1) || !defined (FIX_CALL_DUMMY)
440 #define FIX_CALL_DUMMY(dummy, pc, fun, nargs, args, type, gcc_p) (gdbarch_fix_call_dummy (current_gdbarch, dummy, pc, fun, nargs, args, type, gcc_p))
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
);
447 #if (GDB_MULTI_ARCH > 1) || !defined (BELIEVE_PCC_PROMOTION)
448 #define BELIEVE_PCC_PROMOTION (gdbarch_believe_pcc_promotion (current_gdbarch))
452 extern int gdbarch_believe_pcc_promotion_type (struct gdbarch
*gdbarch
);
453 extern void set_gdbarch_believe_pcc_promotion_type (struct gdbarch
*gdbarch
, int believe_pcc_promotion_type
);
455 #if (GDB_MULTI_ARCH > 1) || !defined (BELIEVE_PCC_PROMOTION_TYPE)
456 #define BELIEVE_PCC_PROMOTION_TYPE (gdbarch_believe_pcc_promotion_type (current_gdbarch))
460 typedef void (gdbarch_get_saved_register_ftype
) (char *raw_buffer
, int *optimized
, CORE_ADDR
*addrp
, struct frame_info
*frame
, int regnum
, enum lval_type
*lval
);
461 extern void gdbarch_get_saved_register (struct gdbarch
*gdbarch
, char *raw_buffer
, int *optimized
, CORE_ADDR
*addrp
, struct frame_info
*frame
, int regnum
, enum lval_type
*lval
);
462 extern void set_gdbarch_get_saved_register (struct gdbarch
*gdbarch
, gdbarch_get_saved_register_ftype
*get_saved_register
);
464 #if (GDB_MULTI_ARCH > 1) || !defined (GET_SAVED_REGISTER)
465 #define GET_SAVED_REGISTER(raw_buffer, optimized, addrp, frame, regnum, lval) (gdbarch_get_saved_register (current_gdbarch, raw_buffer, optimized, addrp, frame, regnum, lval))
469 typedef int (gdbarch_register_convertible_ftype
) (int nr
);
470 extern int gdbarch_register_convertible (struct gdbarch
*gdbarch
, int nr
);
471 extern void set_gdbarch_register_convertible (struct gdbarch
*gdbarch
, gdbarch_register_convertible_ftype
*register_convertible
);
473 #if (GDB_MULTI_ARCH > 1) || !defined (REGISTER_CONVERTIBLE)
474 #define REGISTER_CONVERTIBLE(nr) (gdbarch_register_convertible (current_gdbarch, nr))
478 typedef void (gdbarch_register_convert_to_virtual_ftype
) (int regnum
, struct type
*type
, char *from
, char *to
);
479 extern void gdbarch_register_convert_to_virtual (struct gdbarch
*gdbarch
, int regnum
, struct type
*type
, char *from
, char *to
);
480 extern void set_gdbarch_register_convert_to_virtual (struct gdbarch
*gdbarch
, gdbarch_register_convert_to_virtual_ftype
*register_convert_to_virtual
);
482 #if (GDB_MULTI_ARCH > 1) || !defined (REGISTER_CONVERT_TO_VIRTUAL)
483 #define REGISTER_CONVERT_TO_VIRTUAL(regnum, type, from, to) (gdbarch_register_convert_to_virtual (current_gdbarch, regnum, type, from, to))
487 typedef void (gdbarch_register_convert_to_raw_ftype
) (struct type
*type
, int regnum
, char *from
, char *to
);
488 extern void gdbarch_register_convert_to_raw (struct gdbarch
*gdbarch
, struct type
*type
, int regnum
, char *from
, char *to
);
489 extern void set_gdbarch_register_convert_to_raw (struct gdbarch
*gdbarch
, gdbarch_register_convert_to_raw_ftype
*register_convert_to_raw
);
491 #if (GDB_MULTI_ARCH > 1) || !defined (REGISTER_CONVERT_TO_RAW)
492 #define REGISTER_CONVERT_TO_RAW(type, regnum, from, to) (gdbarch_register_convert_to_raw (current_gdbarch, type, regnum, from, to))
496 typedef void (gdbarch_extract_return_value_ftype
) (struct type
*type
, char *regbuf
, char *valbuf
);
497 extern void gdbarch_extract_return_value (struct gdbarch
*gdbarch
, struct type
*type
, char *regbuf
, char *valbuf
);
498 extern void set_gdbarch_extract_return_value (struct gdbarch
*gdbarch
, gdbarch_extract_return_value_ftype
*extract_return_value
);
500 #if (GDB_MULTI_ARCH > 1) || !defined (EXTRACT_RETURN_VALUE)
501 #define EXTRACT_RETURN_VALUE(type, regbuf, valbuf) (gdbarch_extract_return_value (current_gdbarch, type, regbuf, valbuf))
505 typedef CORE_ADDR (gdbarch_push_arguments_ftype
) (int nargs
, struct value
**args
, CORE_ADDR sp
, int struct_return
, CORE_ADDR struct_addr
);
506 extern CORE_ADDR
gdbarch_push_arguments (struct gdbarch
*gdbarch
, int nargs
, struct value
**args
, CORE_ADDR sp
, int struct_return
, CORE_ADDR struct_addr
);
507 extern void set_gdbarch_push_arguments (struct gdbarch
*gdbarch
, gdbarch_push_arguments_ftype
*push_arguments
);
509 #if (GDB_MULTI_ARCH > 1) || !defined (PUSH_ARGUMENTS)
510 #define PUSH_ARGUMENTS(nargs, args, sp, struct_return, struct_addr) (gdbarch_push_arguments (current_gdbarch, nargs, args, sp, struct_return, struct_addr))
514 typedef void (gdbarch_push_dummy_frame_ftype
) (void);
515 extern void gdbarch_push_dummy_frame (struct gdbarch
*gdbarch
);
516 extern void set_gdbarch_push_dummy_frame (struct gdbarch
*gdbarch
, gdbarch_push_dummy_frame_ftype
*push_dummy_frame
);
518 #if (GDB_MULTI_ARCH > 1) || !defined (PUSH_DUMMY_FRAME)
519 #define PUSH_DUMMY_FRAME (gdbarch_push_dummy_frame (current_gdbarch))
523 typedef CORE_ADDR (gdbarch_push_return_address_ftype
) (CORE_ADDR pc
, CORE_ADDR sp
);
524 extern CORE_ADDR
gdbarch_push_return_address (struct gdbarch
*gdbarch
, CORE_ADDR pc
, CORE_ADDR sp
);
525 extern void set_gdbarch_push_return_address (struct gdbarch
*gdbarch
, gdbarch_push_return_address_ftype
*push_return_address
);
527 #if (GDB_MULTI_ARCH > 1) || !defined (PUSH_RETURN_ADDRESS)
528 #define PUSH_RETURN_ADDRESS(pc, sp) (gdbarch_push_return_address (current_gdbarch, pc, sp))
532 typedef void (gdbarch_pop_frame_ftype
) (void);
533 extern void gdbarch_pop_frame (struct gdbarch
*gdbarch
);
534 extern void set_gdbarch_pop_frame (struct gdbarch
*gdbarch
, gdbarch_pop_frame_ftype
*pop_frame
);
536 #if (GDB_MULTI_ARCH > 1) || !defined (POP_FRAME)
537 #define POP_FRAME (gdbarch_pop_frame (current_gdbarch))
541 typedef CORE_ADDR (gdbarch_d10v_make_daddr_ftype
) (CORE_ADDR x
);
542 extern CORE_ADDR
gdbarch_d10v_make_daddr (struct gdbarch
*gdbarch
, CORE_ADDR x
);
543 extern void set_gdbarch_d10v_make_daddr (struct gdbarch
*gdbarch
, gdbarch_d10v_make_daddr_ftype
*d10v_make_daddr
);
545 #if (GDB_MULTI_ARCH > 1) || !defined (D10V_MAKE_DADDR)
546 #define D10V_MAKE_DADDR(x) (gdbarch_d10v_make_daddr (current_gdbarch, x))
550 typedef CORE_ADDR (gdbarch_d10v_make_iaddr_ftype
) (CORE_ADDR x
);
551 extern CORE_ADDR
gdbarch_d10v_make_iaddr (struct gdbarch
*gdbarch
, CORE_ADDR x
);
552 extern void set_gdbarch_d10v_make_iaddr (struct gdbarch
*gdbarch
, gdbarch_d10v_make_iaddr_ftype
*d10v_make_iaddr
);
554 #if (GDB_MULTI_ARCH > 1) || !defined (D10V_MAKE_IADDR)
555 #define D10V_MAKE_IADDR(x) (gdbarch_d10v_make_iaddr (current_gdbarch, x))
559 typedef int (gdbarch_d10v_daddr_p_ftype
) (CORE_ADDR x
);
560 extern int gdbarch_d10v_daddr_p (struct gdbarch
*gdbarch
, CORE_ADDR x
);
561 extern void set_gdbarch_d10v_daddr_p (struct gdbarch
*gdbarch
, gdbarch_d10v_daddr_p_ftype
*d10v_daddr_p
);
563 #if (GDB_MULTI_ARCH > 1) || !defined (D10V_DADDR_P)
564 #define D10V_DADDR_P(x) (gdbarch_d10v_daddr_p (current_gdbarch, x))
568 typedef int (gdbarch_d10v_iaddr_p_ftype
) (CORE_ADDR x
);
569 extern int gdbarch_d10v_iaddr_p (struct gdbarch
*gdbarch
, CORE_ADDR x
);
570 extern void set_gdbarch_d10v_iaddr_p (struct gdbarch
*gdbarch
, gdbarch_d10v_iaddr_p_ftype
*d10v_iaddr_p
);
572 #if (GDB_MULTI_ARCH > 1) || !defined (D10V_IADDR_P)
573 #define D10V_IADDR_P(x) (gdbarch_d10v_iaddr_p (current_gdbarch, x))
577 typedef CORE_ADDR (gdbarch_d10v_convert_daddr_to_raw_ftype
) (CORE_ADDR x
);
578 extern CORE_ADDR
gdbarch_d10v_convert_daddr_to_raw (struct gdbarch
*gdbarch
, CORE_ADDR x
);
579 extern void set_gdbarch_d10v_convert_daddr_to_raw (struct gdbarch
*gdbarch
, gdbarch_d10v_convert_daddr_to_raw_ftype
*d10v_convert_daddr_to_raw
);
581 #if (GDB_MULTI_ARCH > 1) || !defined (D10V_CONVERT_DADDR_TO_RAW)
582 #define D10V_CONVERT_DADDR_TO_RAW(x) (gdbarch_d10v_convert_daddr_to_raw (current_gdbarch, x))
586 typedef CORE_ADDR (gdbarch_d10v_convert_iaddr_to_raw_ftype
) (CORE_ADDR x
);
587 extern CORE_ADDR
gdbarch_d10v_convert_iaddr_to_raw (struct gdbarch
*gdbarch
, CORE_ADDR x
);
588 extern void set_gdbarch_d10v_convert_iaddr_to_raw (struct gdbarch
*gdbarch
, gdbarch_d10v_convert_iaddr_to_raw_ftype
*d10v_convert_iaddr_to_raw
);
590 #if (GDB_MULTI_ARCH > 1) || !defined (D10V_CONVERT_IADDR_TO_RAW)
591 #define D10V_CONVERT_IADDR_TO_RAW(x) (gdbarch_d10v_convert_iaddr_to_raw (current_gdbarch, x))
595 typedef void (gdbarch_store_struct_return_ftype
) (CORE_ADDR addr
, CORE_ADDR sp
);
596 extern void gdbarch_store_struct_return (struct gdbarch
*gdbarch
, CORE_ADDR addr
, CORE_ADDR sp
);
597 extern void set_gdbarch_store_struct_return (struct gdbarch
*gdbarch
, gdbarch_store_struct_return_ftype
*store_struct_return
);
599 #if (GDB_MULTI_ARCH > 1) || !defined (STORE_STRUCT_RETURN)
600 #define STORE_STRUCT_RETURN(addr, sp) (gdbarch_store_struct_return (current_gdbarch, addr, sp))
604 typedef void (gdbarch_store_return_value_ftype
) (struct type
*type
, char *valbuf
);
605 extern void gdbarch_store_return_value (struct gdbarch
*gdbarch
, struct type
*type
, char *valbuf
);
606 extern void set_gdbarch_store_return_value (struct gdbarch
*gdbarch
, gdbarch_store_return_value_ftype
*store_return_value
);
608 #if (GDB_MULTI_ARCH > 1) || !defined (STORE_RETURN_VALUE)
609 #define STORE_RETURN_VALUE(type, valbuf) (gdbarch_store_return_value (current_gdbarch, type, valbuf))
613 typedef CORE_ADDR (gdbarch_extract_struct_value_address_ftype
) (char *regbuf
);
614 extern CORE_ADDR
gdbarch_extract_struct_value_address (struct gdbarch
*gdbarch
, char *regbuf
);
615 extern void set_gdbarch_extract_struct_value_address (struct gdbarch
*gdbarch
, gdbarch_extract_struct_value_address_ftype
*extract_struct_value_address
);
617 #if (GDB_MULTI_ARCH > 1) || !defined (EXTRACT_STRUCT_VALUE_ADDRESS)
618 #define EXTRACT_STRUCT_VALUE_ADDRESS(regbuf) (gdbarch_extract_struct_value_address (current_gdbarch, regbuf))
622 typedef int (gdbarch_use_struct_convention_ftype
) (int gcc_p
, struct type
*value_type
);
623 extern int gdbarch_use_struct_convention (struct gdbarch
*gdbarch
, int gcc_p
, struct type
*value_type
);
624 extern void set_gdbarch_use_struct_convention (struct gdbarch
*gdbarch
, gdbarch_use_struct_convention_ftype
*use_struct_convention
);
626 #if (GDB_MULTI_ARCH > 1) || !defined (USE_STRUCT_CONVENTION)
627 #define USE_STRUCT_CONVENTION(gcc_p, value_type) (gdbarch_use_struct_convention (current_gdbarch, gcc_p, value_type))
631 typedef void (gdbarch_frame_init_saved_regs_ftype
) (struct frame_info
*frame
);
632 extern void gdbarch_frame_init_saved_regs (struct gdbarch
*gdbarch
, struct frame_info
*frame
);
633 extern void set_gdbarch_frame_init_saved_regs (struct gdbarch
*gdbarch
, gdbarch_frame_init_saved_regs_ftype
*frame_init_saved_regs
);
635 #if (GDB_MULTI_ARCH > 1) || !defined (FRAME_INIT_SAVED_REGS)
636 #define FRAME_INIT_SAVED_REGS(frame) (gdbarch_frame_init_saved_regs (current_gdbarch, frame))
640 typedef void (gdbarch_init_extra_frame_info_ftype
) (int fromleaf
, struct frame_info
*frame
);
641 extern void gdbarch_init_extra_frame_info (struct gdbarch
*gdbarch
, int fromleaf
, struct frame_info
*frame
);
642 extern void set_gdbarch_init_extra_frame_info (struct gdbarch
*gdbarch
, gdbarch_init_extra_frame_info_ftype
*init_extra_frame_info
);
644 #if (GDB_MULTI_ARCH > 1) || !defined (INIT_EXTRA_FRAME_INFO)
645 #define INIT_EXTRA_FRAME_INFO(fromleaf, frame) (gdbarch_init_extra_frame_info (current_gdbarch, fromleaf, frame))
649 typedef CORE_ADDR (gdbarch_skip_prologue_ftype
) (CORE_ADDR ip
);
650 extern CORE_ADDR
gdbarch_skip_prologue (struct gdbarch
*gdbarch
, CORE_ADDR ip
);
651 extern void set_gdbarch_skip_prologue (struct gdbarch
*gdbarch
, gdbarch_skip_prologue_ftype
*skip_prologue
);
653 #if (GDB_MULTI_ARCH > 1) || !defined (SKIP_PROLOGUE)
654 #define SKIP_PROLOGUE(ip) (gdbarch_skip_prologue (current_gdbarch, ip))
658 typedef int (gdbarch_inner_than_ftype
) (CORE_ADDR lhs
, CORE_ADDR rhs
);
659 extern int gdbarch_inner_than (struct gdbarch
*gdbarch
, CORE_ADDR lhs
, CORE_ADDR rhs
);
660 extern void set_gdbarch_inner_than (struct gdbarch
*gdbarch
, gdbarch_inner_than_ftype
*inner_than
);
662 #if (GDB_MULTI_ARCH > 1) || !defined (INNER_THAN)
663 #define INNER_THAN(lhs, rhs) (gdbarch_inner_than (current_gdbarch, lhs, rhs))
667 typedef unsigned char * (gdbarch_breakpoint_from_pc_ftype
) (CORE_ADDR
*pcptr
, int *lenptr
);
668 extern unsigned char * gdbarch_breakpoint_from_pc (struct gdbarch
*gdbarch
, CORE_ADDR
*pcptr
, int *lenptr
);
669 extern void set_gdbarch_breakpoint_from_pc (struct gdbarch
*gdbarch
, gdbarch_breakpoint_from_pc_ftype
*breakpoint_from_pc
);
671 #if (GDB_MULTI_ARCH > 1) || !defined (BREAKPOINT_FROM_PC)
672 #define BREAKPOINT_FROM_PC(pcptr, lenptr) (gdbarch_breakpoint_from_pc (current_gdbarch, pcptr, lenptr))
676 typedef int (gdbarch_memory_insert_breakpoint_ftype
) (CORE_ADDR addr
, char *contents_cache
);
677 extern int gdbarch_memory_insert_breakpoint (struct gdbarch
*gdbarch
, CORE_ADDR addr
, char *contents_cache
);
678 extern void set_gdbarch_memory_insert_breakpoint (struct gdbarch
*gdbarch
, gdbarch_memory_insert_breakpoint_ftype
*memory_insert_breakpoint
);
680 #if (GDB_MULTI_ARCH > 1) || !defined (MEMORY_INSERT_BREAKPOINT)
681 #define MEMORY_INSERT_BREAKPOINT(addr, contents_cache) (gdbarch_memory_insert_breakpoint (current_gdbarch, addr, contents_cache))
685 typedef int (gdbarch_memory_remove_breakpoint_ftype
) (CORE_ADDR addr
, char *contents_cache
);
686 extern int gdbarch_memory_remove_breakpoint (struct gdbarch
*gdbarch
, CORE_ADDR addr
, char *contents_cache
);
687 extern void set_gdbarch_memory_remove_breakpoint (struct gdbarch
*gdbarch
, gdbarch_memory_remove_breakpoint_ftype
*memory_remove_breakpoint
);
689 #if (GDB_MULTI_ARCH > 1) || !defined (MEMORY_REMOVE_BREAKPOINT)
690 #define MEMORY_REMOVE_BREAKPOINT(addr, contents_cache) (gdbarch_memory_remove_breakpoint (current_gdbarch, addr, contents_cache))
694 extern CORE_ADDR
gdbarch_decr_pc_after_break (struct gdbarch
*gdbarch
);
695 extern void set_gdbarch_decr_pc_after_break (struct gdbarch
*gdbarch
, CORE_ADDR decr_pc_after_break
);
697 #if (GDB_MULTI_ARCH > 1) || !defined (DECR_PC_AFTER_BREAK)
698 #define DECR_PC_AFTER_BREAK (gdbarch_decr_pc_after_break (current_gdbarch))
702 extern CORE_ADDR
gdbarch_function_start_offset (struct gdbarch
*gdbarch
);
703 extern void set_gdbarch_function_start_offset (struct gdbarch
*gdbarch
, CORE_ADDR function_start_offset
);
705 #if (GDB_MULTI_ARCH > 1) || !defined (FUNCTION_START_OFFSET)
706 #define FUNCTION_START_OFFSET (gdbarch_function_start_offset (current_gdbarch))
710 typedef void (gdbarch_remote_translate_xfer_address_ftype
) (CORE_ADDR gdb_addr
, int gdb_len
, CORE_ADDR
*rem_addr
, int *rem_len
);
711 extern void gdbarch_remote_translate_xfer_address (struct gdbarch
*gdbarch
, CORE_ADDR gdb_addr
, int gdb_len
, CORE_ADDR
*rem_addr
, int *rem_len
);
712 extern void set_gdbarch_remote_translate_xfer_address (struct gdbarch
*gdbarch
, gdbarch_remote_translate_xfer_address_ftype
*remote_translate_xfer_address
);
714 #if (GDB_MULTI_ARCH > 1) || !defined (REMOTE_TRANSLATE_XFER_ADDRESS)
715 #define REMOTE_TRANSLATE_XFER_ADDRESS(gdb_addr, gdb_len, rem_addr, rem_len) (gdbarch_remote_translate_xfer_address (current_gdbarch, gdb_addr, gdb_len, rem_addr, rem_len))
719 extern CORE_ADDR
gdbarch_frame_args_skip (struct gdbarch
*gdbarch
);
720 extern void set_gdbarch_frame_args_skip (struct gdbarch
*gdbarch
, CORE_ADDR frame_args_skip
);
722 #if (GDB_MULTI_ARCH > 1) || !defined (FRAME_ARGS_SKIP)
723 #define FRAME_ARGS_SKIP (gdbarch_frame_args_skip (current_gdbarch))
727 typedef int (gdbarch_frameless_function_invocation_ftype
) (struct frame_info
*fi
);
728 extern int gdbarch_frameless_function_invocation (struct gdbarch
*gdbarch
, struct frame_info
*fi
);
729 extern void set_gdbarch_frameless_function_invocation (struct gdbarch
*gdbarch
, gdbarch_frameless_function_invocation_ftype
*frameless_function_invocation
);
731 #if (GDB_MULTI_ARCH > 1) || !defined (FRAMELESS_FUNCTION_INVOCATION)
732 #define FRAMELESS_FUNCTION_INVOCATION(fi) (gdbarch_frameless_function_invocation (current_gdbarch, fi))
736 typedef CORE_ADDR (gdbarch_frame_chain_ftype
) (struct frame_info
*frame
);
737 extern CORE_ADDR
gdbarch_frame_chain (struct gdbarch
*gdbarch
, struct frame_info
*frame
);
738 extern void set_gdbarch_frame_chain (struct gdbarch
*gdbarch
, gdbarch_frame_chain_ftype
*frame_chain
);
740 #if (GDB_MULTI_ARCH > 1) || !defined (FRAME_CHAIN)
741 #define FRAME_CHAIN(frame) (gdbarch_frame_chain (current_gdbarch, frame))
745 typedef int (gdbarch_frame_chain_valid_ftype
) (CORE_ADDR chain
, struct frame_info
*thisframe
);
746 extern int gdbarch_frame_chain_valid (struct gdbarch
*gdbarch
, CORE_ADDR chain
, struct frame_info
*thisframe
);
747 extern void set_gdbarch_frame_chain_valid (struct gdbarch
*gdbarch
, gdbarch_frame_chain_valid_ftype
*frame_chain_valid
);
749 #if (GDB_MULTI_ARCH > 1) || !defined (FRAME_CHAIN_VALID)
750 #define FRAME_CHAIN_VALID(chain, thisframe) (gdbarch_frame_chain_valid (current_gdbarch, chain, thisframe))
754 typedef CORE_ADDR (gdbarch_frame_saved_pc_ftype
) (struct frame_info
*fi
);
755 extern CORE_ADDR
gdbarch_frame_saved_pc (struct gdbarch
*gdbarch
, struct frame_info
*fi
);
756 extern void set_gdbarch_frame_saved_pc (struct gdbarch
*gdbarch
, gdbarch_frame_saved_pc_ftype
*frame_saved_pc
);
758 #if (GDB_MULTI_ARCH > 1) || !defined (FRAME_SAVED_PC)
759 #define FRAME_SAVED_PC(fi) (gdbarch_frame_saved_pc (current_gdbarch, fi))
763 typedef CORE_ADDR (gdbarch_frame_args_address_ftype
) (struct frame_info
*fi
);
764 extern CORE_ADDR
gdbarch_frame_args_address (struct gdbarch
*gdbarch
, struct frame_info
*fi
);
765 extern void set_gdbarch_frame_args_address (struct gdbarch
*gdbarch
, gdbarch_frame_args_address_ftype
*frame_args_address
);
767 #if (GDB_MULTI_ARCH > 1) || !defined (FRAME_ARGS_ADDRESS)
768 #define FRAME_ARGS_ADDRESS(fi) (gdbarch_frame_args_address (current_gdbarch, fi))
772 typedef CORE_ADDR (gdbarch_frame_locals_address_ftype
) (struct frame_info
*fi
);
773 extern CORE_ADDR
gdbarch_frame_locals_address (struct gdbarch
*gdbarch
, struct frame_info
*fi
);
774 extern void set_gdbarch_frame_locals_address (struct gdbarch
*gdbarch
, gdbarch_frame_locals_address_ftype
*frame_locals_address
);
776 #if (GDB_MULTI_ARCH > 1) || !defined (FRAME_LOCALS_ADDRESS)
777 #define FRAME_LOCALS_ADDRESS(fi) (gdbarch_frame_locals_address (current_gdbarch, fi))
781 typedef CORE_ADDR (gdbarch_saved_pc_after_call_ftype
) (struct frame_info
*frame
);
782 extern CORE_ADDR
gdbarch_saved_pc_after_call (struct gdbarch
*gdbarch
, struct frame_info
*frame
);
783 extern void set_gdbarch_saved_pc_after_call (struct gdbarch
*gdbarch
, gdbarch_saved_pc_after_call_ftype
*saved_pc_after_call
);
785 #if (GDB_MULTI_ARCH > 1) || !defined (SAVED_PC_AFTER_CALL)
786 #define SAVED_PC_AFTER_CALL(frame) (gdbarch_saved_pc_after_call (current_gdbarch, frame))
790 typedef int (gdbarch_frame_num_args_ftype
) (struct frame_info
*frame
);
791 extern int gdbarch_frame_num_args (struct gdbarch
*gdbarch
, struct frame_info
*frame
);
792 extern void set_gdbarch_frame_num_args (struct gdbarch
*gdbarch
, gdbarch_frame_num_args_ftype
*frame_num_args
);
794 #if (GDB_MULTI_ARCH > 1) || !defined (FRAME_NUM_ARGS)
795 #define FRAME_NUM_ARGS(frame) (gdbarch_frame_num_args (current_gdbarch, frame))
799 extern struct gdbarch_tdep
*gdbarch_tdep (struct gdbarch
*gdbarch
);
802 /* Mechanism for co-ordinating the selection of a specific
805 GDB targets (*-tdep.c) can register an interest in a specific
806 architecture. Other GDB components can register a need to maintain
807 per-architecture data.
809 The mechanisms below ensures that there is only a loose connection
810 between the set-architecture command and the various GDB
811 components. Each component can independantly register their need
812 to maintain architecture specific data with gdbarch.
816 Previously, a single TARGET_ARCHITECTURE_HOOK was provided. It
819 The more traditional mega-struct containing architecture specific
820 data for all the various GDB components was also considered. Since
821 GDB is built from a variable number of (fairly independant)
822 components it was determined that the global aproach was not
826 /* Register a new architectural family with GDB.
828 Register support for the specified ARCHITECTURE with GDB. When
829 gdbarch determines that the specified architecture has been
830 selected, the corresponding INIT function is called.
834 The INIT function takes two parameters: INFO which contains the
835 information available to gdbarch about the (possibly new)
836 architecture; ARCHES which is a list of the previously created
837 ``struct gdbarch'' for this architecture.
839 The INIT function parameter INFO shall, as far as possible, be
840 pre-initialized with information obtained from INFO.ABFD or
841 previously selected architecture (if similar). INIT shall ensure
842 that the INFO.BYTE_ORDER is non-zero.
844 The INIT function shall return any of: NULL - indicating that it
845 doesn't reconize the selected architecture; an existing ``struct
846 gdbarch'' from the ARCHES list - indicating that the new
847 architecture is just a synonym for an earlier architecture (see
848 gdbarch_list_lookup_by_info()); a newly created ``struct gdbarch''
849 - that describes the selected architecture (see
854 struct gdbarch
*gdbarch
;
855 struct gdbarch_list
*next
;
860 /* Use default: bfd_arch_unknown (ZERO). */
861 enum bfd_architecture bfd_architecture
;
863 /* Use default: NULL (ZERO). */
864 const struct bfd_arch_info
*bfd_arch_info
;
866 /* Use default: 0 (ZERO). */
869 /* Use default: NULL (ZERO). */
872 /* Use default: NULL (ZERO). */
873 struct gdbarch_tdep_info
*tdep_info
;
876 typedef struct gdbarch
*(gdbarch_init_ftype
) (struct gdbarch_info info
, struct gdbarch_list
*arches
);
878 extern void register_gdbarch_init (enum bfd_architecture architecture
, gdbarch_init_ftype
*);
881 /* Helper function. Search the list of ARCHES for a GDBARCH that
882 matches the information provided by INFO. */
884 extern struct gdbarch_list
*gdbarch_list_lookup_by_info (struct gdbarch_list
*arches
, const struct gdbarch_info
*info
);
887 /* Helper function. Create a preliminary ``struct gdbarch''. Perform
888 basic initialization using values obtained from the INFO andTDEP
889 parameters. set_gdbarch_*() functions are called to complete the
890 initialization of the object. */
892 extern struct gdbarch
*gdbarch_alloc (const struct gdbarch_info
*info
, struct gdbarch_tdep
*tdep
);
895 /* Helper function. Force an update of the current architecture. Used
896 by legacy targets that have added their own target specific
897 architecture manipulation commands.
899 The INFO parameter shall be fully initialized (``memset (&INFO,
900 sizeof (info), 0)'' set relevant fields) before gdbarch_update() is
901 called. gdbarch_update() shall initialize any ``default'' fields
902 using information obtained from the previous architecture or
903 INFO.ABFD (if specified) before calling the corresponding
904 architectures INIT function. */
906 extern int gdbarch_update (struct gdbarch_info info
);
910 /* Register per-architecture data-pointer.
912 Reserve space for a per-architecture data-pointer. An identifier
913 for the reserved data-pointer is returned. That identifer should
914 be saved in a local static.
916 When a new architecture is selected, INIT() is called. When a
917 previous architecture is re-selected, the per-architecture
918 data-pointer for that previous architecture is restored (INIT() is
921 INIT() shall return the initial value for the per-architecture
922 data-pointer for the current architecture.
924 Multiple registrarants for any architecture are allowed (and
925 strongly encouraged). */
927 typedef void *(gdbarch_data_ftype
) (void);
928 extern struct gdbarch_data
*register_gdbarch_data (gdbarch_data_ftype
*init
);
930 /* Return the value of the per-architecture data-pointer for the
931 current architecture. */
933 extern void *gdbarch_data (struct gdbarch_data
*);
937 /* Register per-architecture memory region.
939 Provide a memory-region swap mechanism. Per-architecture memory
940 region are created. These memory regions are swapped whenever the
941 architecture is changed. For a new architecture, the memory region
942 is initialized with zero (0) and the INIT function is called.
944 Memory regions are swapped / initialized in the order that they are
945 registered. NULL DATA and/or INIT values can be specified.
947 New code should use register_gdbarch_data(). */
949 typedef void (gdbarch_swap_ftype
) (void);
950 extern void register_gdbarch_swap (void *data
, unsigned long size
, gdbarch_swap_ftype
*init
);
954 /* The target-system-dependant byte order is dynamic */
956 /* TARGET_BYTE_ORDER_SELECTABLE_P determines if the target endianness
957 is selectable at runtime. The user can use the ``set endian''
958 command to change it. TARGET_BYTE_ORDER_AUTO is nonzero when
959 target_byte_order should be auto-detected (from the program image
963 /* Multi-arch GDB is always bi-endian. */
964 #define TARGET_BYTE_ORDER_SELECTABLE_P 1
967 #ifndef TARGET_BYTE_ORDER_SELECTABLE_P
968 /* compat - Catch old targets that define TARGET_BYTE_ORDER_SLECTABLE
969 when they should have defined TARGET_BYTE_ORDER_SELECTABLE_P 1 */
970 #ifdef TARGET_BYTE_ORDER_SELECTABLE
971 #define TARGET_BYTE_ORDER_SELECTABLE_P 1
973 #define TARGET_BYTE_ORDER_SELECTABLE_P 0
977 extern int target_byte_order
;
978 #ifdef TARGET_BYTE_ORDER_SELECTABLE
979 /* compat - Catch old targets that define TARGET_BYTE_ORDER_SELECTABLE
980 and expect defs.h to re-define TARGET_BYTE_ORDER. */
981 #undef TARGET_BYTE_ORDER
983 #ifndef TARGET_BYTE_ORDER
984 #define TARGET_BYTE_ORDER (target_byte_order + 0)
987 extern int target_byte_order_auto
;
988 #ifndef TARGET_BYTE_ORDER_AUTO
989 #define TARGET_BYTE_ORDER_AUTO (target_byte_order_auto + 0)
994 /* The target-system-dependant BFD architecture is dynamic */
996 extern int target_architecture_auto
;
997 #ifndef TARGET_ARCHITECTURE_AUTO
998 #define TARGET_ARCHITECTURE_AUTO (target_architecture_auto + 0)
1001 extern const struct bfd_arch_info
*target_architecture
;
1002 #ifndef TARGET_ARCHITECTURE
1003 #define TARGET_ARCHITECTURE (target_architecture + 0)
1006 /* Notify the target dependant backend of a change to the selected
1007 architecture. A zero return status indicates that the target did
1008 not like the change. */
1010 extern int (*target_architecture_hook
) (const struct bfd_arch_info
*);
1014 /* The target-system-dependant disassembler is semi-dynamic */
1016 #include "dis-asm.h" /* Get defs for disassemble_info */
1018 extern int dis_asm_read_memory (bfd_vma memaddr
, bfd_byte
*myaddr
,
1019 int len
, disassemble_info
*info
);
1021 extern void dis_asm_memory_error (int status
, bfd_vma memaddr
,
1022 disassemble_info
*info
);
1024 extern void dis_asm_print_address (bfd_vma addr
,
1025 disassemble_info
*info
);
1027 extern int (*tm_print_insn
) (bfd_vma
, disassemble_info
*);
1028 extern disassemble_info tm_print_insn_info
;
1029 #ifndef TARGET_PRINT_INSN
1030 #define TARGET_PRINT_INSN(vma, info) (*tm_print_insn) (vma, info)
1032 #ifndef TARGET_PRINT_INSN_INFO
1033 #define TARGET_PRINT_INSN_INFO (&tm_print_insn_info)
1038 /* Explicit test for D10V architecture.
1039 USE of these macro's is *STRONGLY* discouraged. */
1041 #define GDB_TARGET_IS_D10V (TARGET_ARCHITECTURE->arch == bfd_arch_d10v)
1042 #ifndef D10V_MAKE_DADDR
1043 #define D10V_MAKE_DADDR(X) (internal_error ("gdbarch: D10V_MAKE_DADDR"), 0)
1045 #ifndef D10V_MAKE_IADDR
1046 #define D10V_MAKE_IADDR(X) (internal_error ("gdbarch: D10V_MAKE_IADDR"), 0)
1050 /* Fallback definition of FRAMELESS_FUNCTION_INVOCATION */
1051 #ifndef FRAMELESS_FUNCTION_INVOCATION
1052 #define FRAMELESS_FUNCTION_INVOCATION(FI) (0)
1056 /* Fallback definition of REGISTER_CONVERTIBLE etc */
1057 extern int generic_register_convertible_not (int reg_nr
);
1058 #ifndef REGISTER_CONVERTIBLE
1059 #define REGISTER_CONVERTIBLE(x) (0)
1061 #ifndef REGISTER_CONVERT_TO_VIRTUAL
1062 #define REGISTER_CONVERT_TO_VIRTUAL(x, y, z, a)
1064 #ifndef REGISTER_CONVERT_TO_RAW
1065 #define REGISTER_CONVERT_TO_RAW(x, y, z, a)
1069 /* Fallback definition for EXTRACT_STRUCT_VALUE_ADDRESS */
1070 #ifndef EXTRACT_STRUCT_VALUE_ADDRESS
1071 #define EXTRACT_STRUCT_VALUE_ADDRESS_P (0)
1072 #define EXTRACT_STRUCT_VALUE_ADDRESS(X) (internal_error ("gdbarch: EXTRACT_STRUCT_VALUE_ADDRESS"), 0)
1074 #ifndef EXTRACT_STRUCT_VALUE_ADDRESS_P
1075 #define EXTRACT_STRUCT_VALUE_ADDRESS_P (1)
1080 /* Fallback definition for REGISTER_NAME for systems still defining
1082 #ifndef REGISTER_NAME
1083 extern char *gdb_register_names
[];
1084 #define REGISTER_NAME(i) gdb_register_names[i]
1088 /* Set the dynamic target-system-dependant parameters (architecture,
1089 byte-order, ...) using information found in the BFD */
1091 extern void set_gdbarch_from_file (bfd
*);
1094 /* Explicitly set the dynamic target-system-dependant parameters based
1095 on bfd_architecture and machine. */
1097 extern void set_architecture_from_arch_mach (enum bfd_architecture
, unsigned long);
1100 /* Helper function for targets that don't know how my arguments are
1103 extern int frame_num_args_unknown (struct frame_info
*fi
);
1106 /* gdbarch trace variable */
1107 extern int gdbarch_debug
;
1109 extern void gdbarch_dump (void);