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