1 /* *INDENT-OFF* */ /* THIS FILE IS GENERATED */ 2 3 /* Dynamic architecture support for GDB, the GNU debugger. 4 5 Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free 6 Software Foundation, Inc. 7 8 This file is part of GDB. 9 10 This program is free software; you can redistribute it and/or modify 11 it under the terms of the GNU General Public License as published by 12 the Free Software Foundation; either version 2 of the License, or 13 (at your option) any later version. 14 15 This program is distributed in the hope that it will be useful, 16 but WITHOUT ANY WARRANTY; without even the implied warranty of 17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 GNU General Public License for more details. 19 20 You should have received a copy of the GNU General Public License 21 along with this program; if not, write to the Free Software 22 Foundation, Inc., 59 Temple Place - Suite 330, 23 Boston, MA 02111-1307, USA. */ 24 25 /* This file was created with the aid of ``gdbarch.sh''. 26 27 The Bourne shell script ``gdbarch.sh'' creates the files 28 ``new-gdbarch.c'' and ``new-gdbarch.h and then compares them 29 against the existing ``gdbarch.[hc]''. Any differences found 30 being reported. 31 32 If editing this file, please also run gdbarch.sh and merge any 33 changes into that script. Conversely, when making sweeping changes 34 to this file, modifying gdbarch.sh and using its output may prove 35 easier. */ 36 37 #ifndef GDBARCH_H 38 #define GDBARCH_H 39 40 struct floatformat; 41 struct ui_file; 42 struct frame_info; 43 struct value; 44 struct objfile; 45 struct minimal_symbol; 46 struct regcache; 47 struct reggroup; 48 struct regset; 49 struct disassemble_info; 50 struct target_ops; 51 struct obstack; 52 53 extern struct gdbarch *current_gdbarch; 54 55 56 /* The following are pre-initialized by GDBARCH. */ 57 58 extern const struct bfd_arch_info * gdbarch_bfd_arch_info (struct gdbarch *gdbarch); 59 /* set_gdbarch_bfd_arch_info() - not applicable - pre-initialized. */ 60 #if !defined (GDB_TM_FILE) && defined (TARGET_ARCHITECTURE) 61 #error "Non multi-arch definition of TARGET_ARCHITECTURE" 62 #endif 63 #if !defined (TARGET_ARCHITECTURE) 64 #define TARGET_ARCHITECTURE (gdbarch_bfd_arch_info (current_gdbarch)) 65 #endif 66 67 extern int gdbarch_byte_order (struct gdbarch *gdbarch); 68 /* set_gdbarch_byte_order() - not applicable - pre-initialized. */ 69 #if !defined (GDB_TM_FILE) && defined (TARGET_BYTE_ORDER) 70 #error "Non multi-arch definition of TARGET_BYTE_ORDER" 71 #endif 72 #if !defined (TARGET_BYTE_ORDER) 73 #define TARGET_BYTE_ORDER (gdbarch_byte_order (current_gdbarch)) 74 #endif 75 76 extern enum gdb_osabi gdbarch_osabi (struct gdbarch *gdbarch); 77 /* set_gdbarch_osabi() - not applicable - pre-initialized. */ 78 #if !defined (GDB_TM_FILE) && defined (TARGET_OSABI) 79 #error "Non multi-arch definition of TARGET_OSABI" 80 #endif 81 #if !defined (TARGET_OSABI) 82 #define TARGET_OSABI (gdbarch_osabi (current_gdbarch)) 83 #endif 84 85 86 /* The following are initialized by the target dependent code. */ 87 88 /* Number of bits in a char or unsigned char for the target machine. 89 Just like CHAR_BIT in <limits.h> but describes the target machine. 90 v:TARGET_CHAR_BIT:int:char_bit::::8 * sizeof (char):8::0: 91 92 Number of bits in a short or unsigned short for the target machine. */ 93 94 extern int gdbarch_short_bit (struct gdbarch *gdbarch); 95 extern void set_gdbarch_short_bit (struct gdbarch *gdbarch, int short_bit); 96 #if !defined (GDB_TM_FILE) && defined (TARGET_SHORT_BIT) 97 #error "Non multi-arch definition of TARGET_SHORT_BIT" 98 #endif 99 #if !defined (TARGET_SHORT_BIT) 100 #define TARGET_SHORT_BIT (gdbarch_short_bit (current_gdbarch)) 101 #endif 102 103 /* Number of bits in an int or unsigned int for the target machine. */ 104 105 extern int gdbarch_int_bit (struct gdbarch *gdbarch); 106 extern void set_gdbarch_int_bit (struct gdbarch *gdbarch, int int_bit); 107 #if !defined (GDB_TM_FILE) && defined (TARGET_INT_BIT) 108 #error "Non multi-arch definition of TARGET_INT_BIT" 109 #endif 110 #if !defined (TARGET_INT_BIT) 111 #define TARGET_INT_BIT (gdbarch_int_bit (current_gdbarch)) 112 #endif 113 114 /* Number of bits in a long or unsigned long for the target machine. */ 115 116 extern int gdbarch_long_bit (struct gdbarch *gdbarch); 117 extern void set_gdbarch_long_bit (struct gdbarch *gdbarch, int long_bit); 118 #if !defined (GDB_TM_FILE) && defined (TARGET_LONG_BIT) 119 #error "Non multi-arch definition of TARGET_LONG_BIT" 120 #endif 121 #if !defined (TARGET_LONG_BIT) 122 #define TARGET_LONG_BIT (gdbarch_long_bit (current_gdbarch)) 123 #endif 124 125 /* Number of bits in a long long or unsigned long long for the target 126 machine. */ 127 128 extern int gdbarch_long_long_bit (struct gdbarch *gdbarch); 129 extern void set_gdbarch_long_long_bit (struct gdbarch *gdbarch, int long_long_bit); 130 #if !defined (GDB_TM_FILE) && defined (TARGET_LONG_LONG_BIT) 131 #error "Non multi-arch definition of TARGET_LONG_LONG_BIT" 132 #endif 133 #if !defined (TARGET_LONG_LONG_BIT) 134 #define TARGET_LONG_LONG_BIT (gdbarch_long_long_bit (current_gdbarch)) 135 #endif 136 137 /* The ABI default bit-size and format for "float", "double", and "long 138 double". These bit/format pairs should eventually be combined into 139 a single object. For the moment, just initialize them as a pair. */ 140 141 extern int gdbarch_float_bit (struct gdbarch *gdbarch); 142 extern void set_gdbarch_float_bit (struct gdbarch *gdbarch, int float_bit); 143 #if !defined (GDB_TM_FILE) && defined (TARGET_FLOAT_BIT) 144 #error "Non multi-arch definition of TARGET_FLOAT_BIT" 145 #endif 146 #if !defined (TARGET_FLOAT_BIT) 147 #define TARGET_FLOAT_BIT (gdbarch_float_bit (current_gdbarch)) 148 #endif 149 150 extern const struct floatformat * gdbarch_float_format (struct gdbarch *gdbarch); 151 extern void set_gdbarch_float_format (struct gdbarch *gdbarch, const struct floatformat * float_format); 152 #if !defined (GDB_TM_FILE) && defined (TARGET_FLOAT_FORMAT) 153 #error "Non multi-arch definition of TARGET_FLOAT_FORMAT" 154 #endif 155 #if !defined (TARGET_FLOAT_FORMAT) 156 #define TARGET_FLOAT_FORMAT (gdbarch_float_format (current_gdbarch)) 157 #endif 158 159 extern int gdbarch_double_bit (struct gdbarch *gdbarch); 160 extern void set_gdbarch_double_bit (struct gdbarch *gdbarch, int double_bit); 161 #if !defined (GDB_TM_FILE) && defined (TARGET_DOUBLE_BIT) 162 #error "Non multi-arch definition of TARGET_DOUBLE_BIT" 163 #endif 164 #if !defined (TARGET_DOUBLE_BIT) 165 #define TARGET_DOUBLE_BIT (gdbarch_double_bit (current_gdbarch)) 166 #endif 167 168 extern const struct floatformat * gdbarch_double_format (struct gdbarch *gdbarch); 169 extern void set_gdbarch_double_format (struct gdbarch *gdbarch, const struct floatformat * double_format); 170 #if !defined (GDB_TM_FILE) && defined (TARGET_DOUBLE_FORMAT) 171 #error "Non multi-arch definition of TARGET_DOUBLE_FORMAT" 172 #endif 173 #if !defined (TARGET_DOUBLE_FORMAT) 174 #define TARGET_DOUBLE_FORMAT (gdbarch_double_format (current_gdbarch)) 175 #endif 176 177 extern int gdbarch_long_double_bit (struct gdbarch *gdbarch); 178 extern void set_gdbarch_long_double_bit (struct gdbarch *gdbarch, int long_double_bit); 179 #if !defined (GDB_TM_FILE) && defined (TARGET_LONG_DOUBLE_BIT) 180 #error "Non multi-arch definition of TARGET_LONG_DOUBLE_BIT" 181 #endif 182 #if !defined (TARGET_LONG_DOUBLE_BIT) 183 #define TARGET_LONG_DOUBLE_BIT (gdbarch_long_double_bit (current_gdbarch)) 184 #endif 185 186 extern const struct floatformat * gdbarch_long_double_format (struct gdbarch *gdbarch); 187 extern void set_gdbarch_long_double_format (struct gdbarch *gdbarch, const struct floatformat * long_double_format); 188 #if !defined (GDB_TM_FILE) && defined (TARGET_LONG_DOUBLE_FORMAT) 189 #error "Non multi-arch definition of TARGET_LONG_DOUBLE_FORMAT" 190 #endif 191 #if !defined (TARGET_LONG_DOUBLE_FORMAT) 192 #define TARGET_LONG_DOUBLE_FORMAT (gdbarch_long_double_format (current_gdbarch)) 193 #endif 194 195 /* For most targets, a pointer on the target and its representation as an 196 address in GDB have the same size and "look the same". For such a 197 target, you need only set TARGET_PTR_BIT / ptr_bit and TARGET_ADDR_BIT 198 / addr_bit will be set from it. 199 200 If TARGET_PTR_BIT and TARGET_ADDR_BIT are different, you'll probably 201 also need to set POINTER_TO_ADDRESS and ADDRESS_TO_POINTER as well. 202 203 ptr_bit is the size of a pointer on the target */ 204 205 extern int gdbarch_ptr_bit (struct gdbarch *gdbarch); 206 extern void set_gdbarch_ptr_bit (struct gdbarch *gdbarch, int ptr_bit); 207 #if !defined (GDB_TM_FILE) && defined (TARGET_PTR_BIT) 208 #error "Non multi-arch definition of TARGET_PTR_BIT" 209 #endif 210 #if !defined (TARGET_PTR_BIT) 211 #define TARGET_PTR_BIT (gdbarch_ptr_bit (current_gdbarch)) 212 #endif 213 214 /* addr_bit is the size of a target address as represented in gdb */ 215 216 extern int gdbarch_addr_bit (struct gdbarch *gdbarch); 217 extern void set_gdbarch_addr_bit (struct gdbarch *gdbarch, int addr_bit); 218 #if !defined (GDB_TM_FILE) && defined (TARGET_ADDR_BIT) 219 #error "Non multi-arch definition of TARGET_ADDR_BIT" 220 #endif 221 #if !defined (TARGET_ADDR_BIT) 222 #define TARGET_ADDR_BIT (gdbarch_addr_bit (current_gdbarch)) 223 #endif 224 225 /* Number of bits in a BFD_VMA for the target object file format. */ 226 227 extern int gdbarch_bfd_vma_bit (struct gdbarch *gdbarch); 228 extern void set_gdbarch_bfd_vma_bit (struct gdbarch *gdbarch, int bfd_vma_bit); 229 #if !defined (GDB_TM_FILE) && defined (TARGET_BFD_VMA_BIT) 230 #error "Non multi-arch definition of TARGET_BFD_VMA_BIT" 231 #endif 232 #if !defined (TARGET_BFD_VMA_BIT) 233 #define TARGET_BFD_VMA_BIT (gdbarch_bfd_vma_bit (current_gdbarch)) 234 #endif 235 236 /* One if `char' acts like `signed char', zero if `unsigned char'. */ 237 238 extern int gdbarch_char_signed (struct gdbarch *gdbarch); 239 extern void set_gdbarch_char_signed (struct gdbarch *gdbarch, int char_signed); 240 #if !defined (GDB_TM_FILE) && defined (TARGET_CHAR_SIGNED) 241 #error "Non multi-arch definition of TARGET_CHAR_SIGNED" 242 #endif 243 #if !defined (TARGET_CHAR_SIGNED) 244 #define TARGET_CHAR_SIGNED (gdbarch_char_signed (current_gdbarch)) 245 #endif 246 247 #if defined (TARGET_READ_PC) 248 /* Legacy for systems yet to multi-arch TARGET_READ_PC */ 249 #if !defined (TARGET_READ_PC_P) 250 #define TARGET_READ_PC_P() (1) 251 #endif 252 #endif 253 254 extern int gdbarch_read_pc_p (struct gdbarch *gdbarch); 255 #if !defined (GDB_TM_FILE) && defined (TARGET_READ_PC_P) 256 #error "Non multi-arch definition of TARGET_READ_PC" 257 #endif 258 #if !defined (TARGET_READ_PC_P) 259 #define TARGET_READ_PC_P() (gdbarch_read_pc_p (current_gdbarch)) 260 #endif 261 262 typedef CORE_ADDR (gdbarch_read_pc_ftype) (ptid_t ptid); 263 extern CORE_ADDR gdbarch_read_pc (struct gdbarch *gdbarch, ptid_t ptid); 264 extern void set_gdbarch_read_pc (struct gdbarch *gdbarch, gdbarch_read_pc_ftype *read_pc); 265 #if !defined (GDB_TM_FILE) && defined (TARGET_READ_PC) 266 #error "Non multi-arch definition of TARGET_READ_PC" 267 #endif 268 #if !defined (TARGET_READ_PC) 269 #define TARGET_READ_PC(ptid) (gdbarch_read_pc (current_gdbarch, ptid)) 270 #endif 271 272 typedef void (gdbarch_write_pc_ftype) (CORE_ADDR val, ptid_t ptid); 273 extern void gdbarch_write_pc (struct gdbarch *gdbarch, CORE_ADDR val, ptid_t ptid); 274 extern void set_gdbarch_write_pc (struct gdbarch *gdbarch, gdbarch_write_pc_ftype *write_pc); 275 #if !defined (GDB_TM_FILE) && defined (TARGET_WRITE_PC) 276 #error "Non multi-arch definition of TARGET_WRITE_PC" 277 #endif 278 #if !defined (TARGET_WRITE_PC) 279 #define TARGET_WRITE_PC(val, ptid) (gdbarch_write_pc (current_gdbarch, val, ptid)) 280 #endif 281 282 /* UNWIND_SP is a direct replacement for TARGET_READ_SP. */ 283 284 #if defined (TARGET_READ_SP) 285 /* Legacy for systems yet to multi-arch TARGET_READ_SP */ 286 #if !defined (TARGET_READ_SP_P) 287 #define TARGET_READ_SP_P() (1) 288 #endif 289 #endif 290 291 extern int gdbarch_read_sp_p (struct gdbarch *gdbarch); 292 #if !defined (GDB_TM_FILE) && defined (TARGET_READ_SP_P) 293 #error "Non multi-arch definition of TARGET_READ_SP" 294 #endif 295 #if !defined (TARGET_READ_SP_P) 296 #define TARGET_READ_SP_P() (gdbarch_read_sp_p (current_gdbarch)) 297 #endif 298 299 typedef CORE_ADDR (gdbarch_read_sp_ftype) (void); 300 extern CORE_ADDR gdbarch_read_sp (struct gdbarch *gdbarch); 301 extern void set_gdbarch_read_sp (struct gdbarch *gdbarch, gdbarch_read_sp_ftype *read_sp); 302 #if !defined (GDB_TM_FILE) && defined (TARGET_READ_SP) 303 #error "Non multi-arch definition of TARGET_READ_SP" 304 #endif 305 #if !defined (TARGET_READ_SP) 306 #define TARGET_READ_SP() (gdbarch_read_sp (current_gdbarch)) 307 #endif 308 309 /* Function for getting target's idea of a frame pointer. FIXME: GDB's 310 whole scheme for dealing with "frames" and "frame pointers" needs a 311 serious shakedown. */ 312 313 typedef void (gdbarch_virtual_frame_pointer_ftype) (CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset); 314 extern void gdbarch_virtual_frame_pointer (struct gdbarch *gdbarch, CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset); 315 extern void set_gdbarch_virtual_frame_pointer (struct gdbarch *gdbarch, gdbarch_virtual_frame_pointer_ftype *virtual_frame_pointer); 316 #if !defined (GDB_TM_FILE) && defined (TARGET_VIRTUAL_FRAME_POINTER) 317 #error "Non multi-arch definition of TARGET_VIRTUAL_FRAME_POINTER" 318 #endif 319 #if !defined (TARGET_VIRTUAL_FRAME_POINTER) 320 #define TARGET_VIRTUAL_FRAME_POINTER(pc, frame_regnum, frame_offset) (gdbarch_virtual_frame_pointer (current_gdbarch, pc, frame_regnum, frame_offset)) 321 #endif 322 323 extern int gdbarch_pseudo_register_read_p (struct gdbarch *gdbarch); 324 325 typedef void (gdbarch_pseudo_register_read_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, void *buf); 326 extern void gdbarch_pseudo_register_read (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, void *buf); 327 extern void set_gdbarch_pseudo_register_read (struct gdbarch *gdbarch, gdbarch_pseudo_register_read_ftype *pseudo_register_read); 328 329 extern int gdbarch_pseudo_register_write_p (struct gdbarch *gdbarch); 330 331 typedef void (gdbarch_pseudo_register_write_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, const void *buf); 332 extern void gdbarch_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, const void *buf); 333 extern void set_gdbarch_pseudo_register_write (struct gdbarch *gdbarch, gdbarch_pseudo_register_write_ftype *pseudo_register_write); 334 335 extern int gdbarch_num_regs (struct gdbarch *gdbarch); 336 extern void set_gdbarch_num_regs (struct gdbarch *gdbarch, int num_regs); 337 #if !defined (GDB_TM_FILE) && defined (NUM_REGS) 338 #error "Non multi-arch definition of NUM_REGS" 339 #endif 340 #if !defined (NUM_REGS) 341 #define NUM_REGS (gdbarch_num_regs (current_gdbarch)) 342 #endif 343 344 /* This macro gives the number of pseudo-registers that live in the 345 register namespace but do not get fetched or stored on the target. 346 These pseudo-registers may be aliases for other registers, 347 combinations of other registers, or they may be computed by GDB. */ 348 349 extern int gdbarch_num_pseudo_regs (struct gdbarch *gdbarch); 350 extern void set_gdbarch_num_pseudo_regs (struct gdbarch *gdbarch, int num_pseudo_regs); 351 #if !defined (GDB_TM_FILE) && defined (NUM_PSEUDO_REGS) 352 #error "Non multi-arch definition of NUM_PSEUDO_REGS" 353 #endif 354 #if !defined (NUM_PSEUDO_REGS) 355 #define NUM_PSEUDO_REGS (gdbarch_num_pseudo_regs (current_gdbarch)) 356 #endif 357 358 /* GDB's standard (or well known) register numbers. These can map onto 359 a real register or a pseudo (computed) register or not be defined at 360 all (-1). 361 SP_REGNUM will hopefully be replaced by UNWIND_SP. */ 362 363 extern int gdbarch_sp_regnum (struct gdbarch *gdbarch); 364 extern void set_gdbarch_sp_regnum (struct gdbarch *gdbarch, int sp_regnum); 365 #if !defined (GDB_TM_FILE) && defined (SP_REGNUM) 366 #error "Non multi-arch definition of SP_REGNUM" 367 #endif 368 #if !defined (SP_REGNUM) 369 #define SP_REGNUM (gdbarch_sp_regnum (current_gdbarch)) 370 #endif 371 372 extern int gdbarch_pc_regnum (struct gdbarch *gdbarch); 373 extern void set_gdbarch_pc_regnum (struct gdbarch *gdbarch, int pc_regnum); 374 #if !defined (GDB_TM_FILE) && defined (PC_REGNUM) 375 #error "Non multi-arch definition of PC_REGNUM" 376 #endif 377 #if !defined (PC_REGNUM) 378 #define PC_REGNUM (gdbarch_pc_regnum (current_gdbarch)) 379 #endif 380 381 extern int gdbarch_ps_regnum (struct gdbarch *gdbarch); 382 extern void set_gdbarch_ps_regnum (struct gdbarch *gdbarch, int ps_regnum); 383 #if !defined (GDB_TM_FILE) && defined (PS_REGNUM) 384 #error "Non multi-arch definition of PS_REGNUM" 385 #endif 386 #if !defined (PS_REGNUM) 387 #define PS_REGNUM (gdbarch_ps_regnum (current_gdbarch)) 388 #endif 389 390 extern int gdbarch_fp0_regnum (struct gdbarch *gdbarch); 391 extern void set_gdbarch_fp0_regnum (struct gdbarch *gdbarch, int fp0_regnum); 392 #if !defined (GDB_TM_FILE) && defined (FP0_REGNUM) 393 #error "Non multi-arch definition of FP0_REGNUM" 394 #endif 395 #if !defined (FP0_REGNUM) 396 #define FP0_REGNUM (gdbarch_fp0_regnum (current_gdbarch)) 397 #endif 398 399 /* Convert stab register number (from `r' declaration) to a gdb REGNUM. */ 400 401 typedef int (gdbarch_stab_reg_to_regnum_ftype) (int stab_regnr); 402 extern int gdbarch_stab_reg_to_regnum (struct gdbarch *gdbarch, int stab_regnr); 403 extern void set_gdbarch_stab_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_stab_reg_to_regnum_ftype *stab_reg_to_regnum); 404 #if !defined (GDB_TM_FILE) && defined (STAB_REG_TO_REGNUM) 405 #error "Non multi-arch definition of STAB_REG_TO_REGNUM" 406 #endif 407 #if !defined (STAB_REG_TO_REGNUM) 408 #define STAB_REG_TO_REGNUM(stab_regnr) (gdbarch_stab_reg_to_regnum (current_gdbarch, stab_regnr)) 409 #endif 410 411 /* Provide a default mapping from a ecoff register number to a gdb REGNUM. */ 412 413 typedef int (gdbarch_ecoff_reg_to_regnum_ftype) (int ecoff_regnr); 414 extern int gdbarch_ecoff_reg_to_regnum (struct gdbarch *gdbarch, int ecoff_regnr); 415 extern void set_gdbarch_ecoff_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_ecoff_reg_to_regnum_ftype *ecoff_reg_to_regnum); 416 #if !defined (GDB_TM_FILE) && defined (ECOFF_REG_TO_REGNUM) 417 #error "Non multi-arch definition of ECOFF_REG_TO_REGNUM" 418 #endif 419 #if !defined (ECOFF_REG_TO_REGNUM) 420 #define ECOFF_REG_TO_REGNUM(ecoff_regnr) (gdbarch_ecoff_reg_to_regnum (current_gdbarch, ecoff_regnr)) 421 #endif 422 423 /* Provide a default mapping from a DWARF register number to a gdb REGNUM. */ 424 425 typedef int (gdbarch_dwarf_reg_to_regnum_ftype) (int dwarf_regnr); 426 extern int gdbarch_dwarf_reg_to_regnum (struct gdbarch *gdbarch, int dwarf_regnr); 427 extern void set_gdbarch_dwarf_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_dwarf_reg_to_regnum_ftype *dwarf_reg_to_regnum); 428 #if !defined (GDB_TM_FILE) && defined (DWARF_REG_TO_REGNUM) 429 #error "Non multi-arch definition of DWARF_REG_TO_REGNUM" 430 #endif 431 #if !defined (DWARF_REG_TO_REGNUM) 432 #define DWARF_REG_TO_REGNUM(dwarf_regnr) (gdbarch_dwarf_reg_to_regnum (current_gdbarch, dwarf_regnr)) 433 #endif 434 435 /* Convert from an sdb register number to an internal gdb register number. */ 436 437 typedef int (gdbarch_sdb_reg_to_regnum_ftype) (int sdb_regnr); 438 extern int gdbarch_sdb_reg_to_regnum (struct gdbarch *gdbarch, int sdb_regnr); 439 extern void set_gdbarch_sdb_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_sdb_reg_to_regnum_ftype *sdb_reg_to_regnum); 440 #if !defined (GDB_TM_FILE) && defined (SDB_REG_TO_REGNUM) 441 #error "Non multi-arch definition of SDB_REG_TO_REGNUM" 442 #endif 443 #if !defined (SDB_REG_TO_REGNUM) 444 #define SDB_REG_TO_REGNUM(sdb_regnr) (gdbarch_sdb_reg_to_regnum (current_gdbarch, sdb_regnr)) 445 #endif 446 447 typedef int (gdbarch_dwarf2_reg_to_regnum_ftype) (int dwarf2_regnr); 448 extern int gdbarch_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, int dwarf2_regnr); 449 extern void set_gdbarch_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_dwarf2_reg_to_regnum_ftype *dwarf2_reg_to_regnum); 450 #if !defined (GDB_TM_FILE) && defined (DWARF2_REG_TO_REGNUM) 451 #error "Non multi-arch definition of DWARF2_REG_TO_REGNUM" 452 #endif 453 #if !defined (DWARF2_REG_TO_REGNUM) 454 #define DWARF2_REG_TO_REGNUM(dwarf2_regnr) (gdbarch_dwarf2_reg_to_regnum (current_gdbarch, dwarf2_regnr)) 455 #endif 456 457 typedef const char * (gdbarch_register_name_ftype) (int regnr); 458 extern const char * gdbarch_register_name (struct gdbarch *gdbarch, int regnr); 459 extern void set_gdbarch_register_name (struct gdbarch *gdbarch, gdbarch_register_name_ftype *register_name); 460 #if !defined (GDB_TM_FILE) && defined (REGISTER_NAME) 461 #error "Non multi-arch definition of REGISTER_NAME" 462 #endif 463 #if !defined (REGISTER_NAME) 464 #define REGISTER_NAME(regnr) (gdbarch_register_name (current_gdbarch, regnr)) 465 #endif 466 467 /* REGISTER_TYPE is a direct replacement for DEPRECATED_REGISTER_VIRTUAL_TYPE. */ 468 469 extern int gdbarch_register_type_p (struct gdbarch *gdbarch); 470 471 typedef struct type * (gdbarch_register_type_ftype) (struct gdbarch *gdbarch, int reg_nr); 472 extern struct type * gdbarch_register_type (struct gdbarch *gdbarch, int reg_nr); 473 extern void set_gdbarch_register_type (struct gdbarch *gdbarch, gdbarch_register_type_ftype *register_type); 474 475 /* If the value returned by DEPRECATED_REGISTER_BYTE agrees with the 476 register offsets computed using just REGISTER_TYPE, this can be 477 deleted. See: maint print registers. NOTE: cagney/2002-05-02: This 478 function with predicate has a valid (callable) initial value. As a 479 consequence, even when the predicate is false, the corresponding 480 function works. This simplifies the migration process - old code, 481 calling DEPRECATED_REGISTER_BYTE, doesn't need to be modified. */ 482 483 #if defined (DEPRECATED_REGISTER_BYTE) 484 /* Legacy for systems yet to multi-arch DEPRECATED_REGISTER_BYTE */ 485 #if !defined (DEPRECATED_REGISTER_BYTE_P) 486 #define DEPRECATED_REGISTER_BYTE_P() (1) 487 #endif 488 #endif 489 490 extern int gdbarch_deprecated_register_byte_p (struct gdbarch *gdbarch); 491 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_REGISTER_BYTE_P) 492 #error "Non multi-arch definition of DEPRECATED_REGISTER_BYTE" 493 #endif 494 #if !defined (DEPRECATED_REGISTER_BYTE_P) 495 #define DEPRECATED_REGISTER_BYTE_P() (gdbarch_deprecated_register_byte_p (current_gdbarch)) 496 #endif 497 498 typedef int (gdbarch_deprecated_register_byte_ftype) (int reg_nr); 499 extern int gdbarch_deprecated_register_byte (struct gdbarch *gdbarch, int reg_nr); 500 extern void set_gdbarch_deprecated_register_byte (struct gdbarch *gdbarch, gdbarch_deprecated_register_byte_ftype *deprecated_register_byte); 501 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_REGISTER_BYTE) 502 #error "Non multi-arch definition of DEPRECATED_REGISTER_BYTE" 503 #endif 504 #if !defined (DEPRECATED_REGISTER_BYTE) 505 #define DEPRECATED_REGISTER_BYTE(reg_nr) (gdbarch_deprecated_register_byte (current_gdbarch, reg_nr)) 506 #endif 507 508 /* See gdbint.texinfo, and PUSH_DUMMY_CALL. */ 509 510 extern int gdbarch_unwind_dummy_id_p (struct gdbarch *gdbarch); 511 512 typedef struct frame_id (gdbarch_unwind_dummy_id_ftype) (struct gdbarch *gdbarch, struct frame_info *info); 513 extern struct frame_id gdbarch_unwind_dummy_id (struct gdbarch *gdbarch, struct frame_info *info); 514 extern void set_gdbarch_unwind_dummy_id (struct gdbarch *gdbarch, gdbarch_unwind_dummy_id_ftype *unwind_dummy_id); 515 516 /* Implement UNWIND_DUMMY_ID and PUSH_DUMMY_CALL, then delete 517 DEPRECATED_FP_REGNUM. */ 518 519 extern int gdbarch_deprecated_fp_regnum (struct gdbarch *gdbarch); 520 extern void set_gdbarch_deprecated_fp_regnum (struct gdbarch *gdbarch, int deprecated_fp_regnum); 521 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_FP_REGNUM) 522 #error "Non multi-arch definition of DEPRECATED_FP_REGNUM" 523 #endif 524 #if !defined (DEPRECATED_FP_REGNUM) 525 #define DEPRECATED_FP_REGNUM (gdbarch_deprecated_fp_regnum (current_gdbarch)) 526 #endif 527 528 /* See gdbint.texinfo. See infcall.c. New, all singing all dancing, 529 replacement for DEPRECATED_PUSH_ARGUMENTS. */ 530 531 extern int gdbarch_push_dummy_call_p (struct gdbarch *gdbarch); 532 533 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); 534 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); 535 extern void set_gdbarch_push_dummy_call (struct gdbarch *gdbarch, gdbarch_push_dummy_call_ftype *push_dummy_call); 536 537 /* PUSH_DUMMY_CALL is a direct replacement for DEPRECATED_PUSH_ARGUMENTS. */ 538 539 #if defined (DEPRECATED_PUSH_ARGUMENTS) 540 /* Legacy for systems yet to multi-arch DEPRECATED_PUSH_ARGUMENTS */ 541 #if !defined (DEPRECATED_PUSH_ARGUMENTS_P) 542 #define DEPRECATED_PUSH_ARGUMENTS_P() (1) 543 #endif 544 #endif 545 546 extern int gdbarch_deprecated_push_arguments_p (struct gdbarch *gdbarch); 547 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_PUSH_ARGUMENTS_P) 548 #error "Non multi-arch definition of DEPRECATED_PUSH_ARGUMENTS" 549 #endif 550 #if !defined (DEPRECATED_PUSH_ARGUMENTS_P) 551 #define DEPRECATED_PUSH_ARGUMENTS_P() (gdbarch_deprecated_push_arguments_p (current_gdbarch)) 552 #endif 553 554 typedef CORE_ADDR (gdbarch_deprecated_push_arguments_ftype) (int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr); 555 extern CORE_ADDR gdbarch_deprecated_push_arguments (struct gdbarch *gdbarch, int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr); 556 extern void set_gdbarch_deprecated_push_arguments (struct gdbarch *gdbarch, gdbarch_deprecated_push_arguments_ftype *deprecated_push_arguments); 557 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_PUSH_ARGUMENTS) 558 #error "Non multi-arch definition of DEPRECATED_PUSH_ARGUMENTS" 559 #endif 560 #if !defined (DEPRECATED_PUSH_ARGUMENTS) 561 #define DEPRECATED_PUSH_ARGUMENTS(nargs, args, sp, struct_return, struct_addr) (gdbarch_deprecated_push_arguments (current_gdbarch, nargs, args, sp, struct_return, struct_addr)) 562 #endif 563 564 /* DEPRECATED_REGISTER_SIZE can be deleted. */ 565 566 extern int gdbarch_deprecated_register_size (struct gdbarch *gdbarch); 567 extern void set_gdbarch_deprecated_register_size (struct gdbarch *gdbarch, int deprecated_register_size); 568 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_REGISTER_SIZE) 569 #error "Non multi-arch definition of DEPRECATED_REGISTER_SIZE" 570 #endif 571 #if !defined (DEPRECATED_REGISTER_SIZE) 572 #define DEPRECATED_REGISTER_SIZE (gdbarch_deprecated_register_size (current_gdbarch)) 573 #endif 574 575 extern int gdbarch_call_dummy_location (struct gdbarch *gdbarch); 576 extern void set_gdbarch_call_dummy_location (struct gdbarch *gdbarch, int call_dummy_location); 577 #if !defined (GDB_TM_FILE) && defined (CALL_DUMMY_LOCATION) 578 #error "Non multi-arch definition of CALL_DUMMY_LOCATION" 579 #endif 580 #if !defined (CALL_DUMMY_LOCATION) 581 #define CALL_DUMMY_LOCATION (gdbarch_call_dummy_location (current_gdbarch)) 582 #endif 583 584 extern int gdbarch_push_dummy_code_p (struct gdbarch *gdbarch); 585 586 typedef CORE_ADDR (gdbarch_push_dummy_code_ftype) (struct gdbarch *gdbarch, CORE_ADDR sp, CORE_ADDR funaddr, int using_gcc, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr); 587 extern CORE_ADDR gdbarch_push_dummy_code (struct gdbarch *gdbarch, CORE_ADDR sp, CORE_ADDR funaddr, int using_gcc, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr); 588 extern void set_gdbarch_push_dummy_code (struct gdbarch *gdbarch, gdbarch_push_dummy_code_ftype *push_dummy_code); 589 590 typedef void (gdbarch_print_registers_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, int regnum, int all); 591 extern void gdbarch_print_registers_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, int regnum, int all); 592 extern void set_gdbarch_print_registers_info (struct gdbarch *gdbarch, gdbarch_print_registers_info_ftype *print_registers_info); 593 594 extern int gdbarch_print_float_info_p (struct gdbarch *gdbarch); 595 596 typedef void (gdbarch_print_float_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args); 597 extern void gdbarch_print_float_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args); 598 extern void set_gdbarch_print_float_info (struct gdbarch *gdbarch, gdbarch_print_float_info_ftype *print_float_info); 599 600 extern int gdbarch_print_vector_info_p (struct gdbarch *gdbarch); 601 602 typedef void (gdbarch_print_vector_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args); 603 extern void gdbarch_print_vector_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args); 604 extern void set_gdbarch_print_vector_info (struct gdbarch *gdbarch, gdbarch_print_vector_info_ftype *print_vector_info); 605 606 /* MAP a GDB RAW register number onto a simulator register number. See 607 also include/...-sim.h. */ 608 609 typedef int (gdbarch_register_sim_regno_ftype) (int reg_nr); 610 extern int gdbarch_register_sim_regno (struct gdbarch *gdbarch, int reg_nr); 611 extern void set_gdbarch_register_sim_regno (struct gdbarch *gdbarch, gdbarch_register_sim_regno_ftype *register_sim_regno); 612 #if !defined (GDB_TM_FILE) && defined (REGISTER_SIM_REGNO) 613 #error "Non multi-arch definition of REGISTER_SIM_REGNO" 614 #endif 615 #if !defined (REGISTER_SIM_REGNO) 616 #define REGISTER_SIM_REGNO(reg_nr) (gdbarch_register_sim_regno (current_gdbarch, reg_nr)) 617 #endif 618 619 #if defined (REGISTER_BYTES_OK) 620 /* Legacy for systems yet to multi-arch REGISTER_BYTES_OK */ 621 #if !defined (REGISTER_BYTES_OK_P) 622 #define REGISTER_BYTES_OK_P() (1) 623 #endif 624 #endif 625 626 extern int gdbarch_register_bytes_ok_p (struct gdbarch *gdbarch); 627 #if !defined (GDB_TM_FILE) && defined (REGISTER_BYTES_OK_P) 628 #error "Non multi-arch definition of REGISTER_BYTES_OK" 629 #endif 630 #if !defined (REGISTER_BYTES_OK_P) 631 #define REGISTER_BYTES_OK_P() (gdbarch_register_bytes_ok_p (current_gdbarch)) 632 #endif 633 634 typedef int (gdbarch_register_bytes_ok_ftype) (long nr_bytes); 635 extern int gdbarch_register_bytes_ok (struct gdbarch *gdbarch, long nr_bytes); 636 extern void set_gdbarch_register_bytes_ok (struct gdbarch *gdbarch, gdbarch_register_bytes_ok_ftype *register_bytes_ok); 637 #if !defined (GDB_TM_FILE) && defined (REGISTER_BYTES_OK) 638 #error "Non multi-arch definition of REGISTER_BYTES_OK" 639 #endif 640 #if !defined (REGISTER_BYTES_OK) 641 #define REGISTER_BYTES_OK(nr_bytes) (gdbarch_register_bytes_ok (current_gdbarch, nr_bytes)) 642 #endif 643 644 typedef int (gdbarch_cannot_fetch_register_ftype) (int regnum); 645 extern int gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, int regnum); 646 extern void set_gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, gdbarch_cannot_fetch_register_ftype *cannot_fetch_register); 647 #if !defined (GDB_TM_FILE) && defined (CANNOT_FETCH_REGISTER) 648 #error "Non multi-arch definition of CANNOT_FETCH_REGISTER" 649 #endif 650 #if !defined (CANNOT_FETCH_REGISTER) 651 #define CANNOT_FETCH_REGISTER(regnum) (gdbarch_cannot_fetch_register (current_gdbarch, regnum)) 652 #endif 653 654 typedef int (gdbarch_cannot_store_register_ftype) (int regnum); 655 extern int gdbarch_cannot_store_register (struct gdbarch *gdbarch, int regnum); 656 extern void set_gdbarch_cannot_store_register (struct gdbarch *gdbarch, gdbarch_cannot_store_register_ftype *cannot_store_register); 657 #if !defined (GDB_TM_FILE) && defined (CANNOT_STORE_REGISTER) 658 #error "Non multi-arch definition of CANNOT_STORE_REGISTER" 659 #endif 660 #if !defined (CANNOT_STORE_REGISTER) 661 #define CANNOT_STORE_REGISTER(regnum) (gdbarch_cannot_store_register (current_gdbarch, regnum)) 662 #endif 663 664 /* setjmp/longjmp support. */ 665 666 #if defined (GET_LONGJMP_TARGET) 667 /* Legacy for systems yet to multi-arch GET_LONGJMP_TARGET */ 668 #if !defined (GET_LONGJMP_TARGET_P) 669 #define GET_LONGJMP_TARGET_P() (1) 670 #endif 671 #endif 672 673 extern int gdbarch_get_longjmp_target_p (struct gdbarch *gdbarch); 674 #if !defined (GDB_TM_FILE) && defined (GET_LONGJMP_TARGET_P) 675 #error "Non multi-arch definition of GET_LONGJMP_TARGET" 676 #endif 677 #if !defined (GET_LONGJMP_TARGET_P) 678 #define GET_LONGJMP_TARGET_P() (gdbarch_get_longjmp_target_p (current_gdbarch)) 679 #endif 680 681 typedef int (gdbarch_get_longjmp_target_ftype) (CORE_ADDR *pc); 682 extern int gdbarch_get_longjmp_target (struct gdbarch *gdbarch, CORE_ADDR *pc); 683 extern void set_gdbarch_get_longjmp_target (struct gdbarch *gdbarch, gdbarch_get_longjmp_target_ftype *get_longjmp_target); 684 #if !defined (GDB_TM_FILE) && defined (GET_LONGJMP_TARGET) 685 #error "Non multi-arch definition of GET_LONGJMP_TARGET" 686 #endif 687 #if !defined (GET_LONGJMP_TARGET) 688 #define GET_LONGJMP_TARGET(pc) (gdbarch_get_longjmp_target (current_gdbarch, pc)) 689 #endif 690 691 extern int gdbarch_believe_pcc_promotion (struct gdbarch *gdbarch); 692 extern void set_gdbarch_believe_pcc_promotion (struct gdbarch *gdbarch, int believe_pcc_promotion); 693 #if !defined (GDB_TM_FILE) && defined (BELIEVE_PCC_PROMOTION) 694 #error "Non multi-arch definition of BELIEVE_PCC_PROMOTION" 695 #endif 696 #if !defined (BELIEVE_PCC_PROMOTION) 697 #define BELIEVE_PCC_PROMOTION (gdbarch_believe_pcc_promotion (current_gdbarch)) 698 #endif 699 700 typedef int (gdbarch_convert_register_p_ftype) (int regnum, struct type *type); 701 extern int gdbarch_convert_register_p (struct gdbarch *gdbarch, int regnum, struct type *type); 702 extern void set_gdbarch_convert_register_p (struct gdbarch *gdbarch, gdbarch_convert_register_p_ftype *convert_register_p); 703 #if !defined (GDB_TM_FILE) && defined (CONVERT_REGISTER_P) 704 #error "Non multi-arch definition of CONVERT_REGISTER_P" 705 #endif 706 #if !defined (CONVERT_REGISTER_P) 707 #define CONVERT_REGISTER_P(regnum, type) (gdbarch_convert_register_p (current_gdbarch, regnum, type)) 708 #endif 709 710 typedef void (gdbarch_register_to_value_ftype) (struct frame_info *frame, int regnum, struct type *type, void *buf); 711 extern void gdbarch_register_to_value (struct gdbarch *gdbarch, struct frame_info *frame, int regnum, struct type *type, void *buf); 712 extern void set_gdbarch_register_to_value (struct gdbarch *gdbarch, gdbarch_register_to_value_ftype *register_to_value); 713 #if !defined (GDB_TM_FILE) && defined (REGISTER_TO_VALUE) 714 #error "Non multi-arch definition of REGISTER_TO_VALUE" 715 #endif 716 #if !defined (REGISTER_TO_VALUE) 717 #define REGISTER_TO_VALUE(frame, regnum, type, buf) (gdbarch_register_to_value (current_gdbarch, frame, regnum, type, buf)) 718 #endif 719 720 typedef void (gdbarch_value_to_register_ftype) (struct frame_info *frame, int regnum, struct type *type, const void *buf); 721 extern void gdbarch_value_to_register (struct gdbarch *gdbarch, struct frame_info *frame, int regnum, struct type *type, const void *buf); 722 extern void set_gdbarch_value_to_register (struct gdbarch *gdbarch, gdbarch_value_to_register_ftype *value_to_register); 723 #if !defined (GDB_TM_FILE) && defined (VALUE_TO_REGISTER) 724 #error "Non multi-arch definition of VALUE_TO_REGISTER" 725 #endif 726 #if !defined (VALUE_TO_REGISTER) 727 #define VALUE_TO_REGISTER(frame, regnum, type, buf) (gdbarch_value_to_register (current_gdbarch, frame, regnum, type, buf)) 728 #endif 729 730 typedef CORE_ADDR (gdbarch_pointer_to_address_ftype) (struct type *type, const void *buf); 731 extern CORE_ADDR gdbarch_pointer_to_address (struct gdbarch *gdbarch, struct type *type, const void *buf); 732 extern void set_gdbarch_pointer_to_address (struct gdbarch *gdbarch, gdbarch_pointer_to_address_ftype *pointer_to_address); 733 #if !defined (GDB_TM_FILE) && defined (POINTER_TO_ADDRESS) 734 #error "Non multi-arch definition of POINTER_TO_ADDRESS" 735 #endif 736 #if !defined (POINTER_TO_ADDRESS) 737 #define POINTER_TO_ADDRESS(type, buf) (gdbarch_pointer_to_address (current_gdbarch, type, buf)) 738 #endif 739 740 typedef void (gdbarch_address_to_pointer_ftype) (struct type *type, void *buf, CORE_ADDR addr); 741 extern void gdbarch_address_to_pointer (struct gdbarch *gdbarch, struct type *type, void *buf, CORE_ADDR addr); 742 extern void set_gdbarch_address_to_pointer (struct gdbarch *gdbarch, gdbarch_address_to_pointer_ftype *address_to_pointer); 743 #if !defined (GDB_TM_FILE) && defined (ADDRESS_TO_POINTER) 744 #error "Non multi-arch definition of ADDRESS_TO_POINTER" 745 #endif 746 #if !defined (ADDRESS_TO_POINTER) 747 #define ADDRESS_TO_POINTER(type, buf, addr) (gdbarch_address_to_pointer (current_gdbarch, type, buf, addr)) 748 #endif 749 750 #if defined (INTEGER_TO_ADDRESS) 751 /* Legacy for systems yet to multi-arch INTEGER_TO_ADDRESS */ 752 #if !defined (INTEGER_TO_ADDRESS_P) 753 #define INTEGER_TO_ADDRESS_P() (1) 754 #endif 755 #endif 756 757 extern int gdbarch_integer_to_address_p (struct gdbarch *gdbarch); 758 #if !defined (GDB_TM_FILE) && defined (INTEGER_TO_ADDRESS_P) 759 #error "Non multi-arch definition of INTEGER_TO_ADDRESS" 760 #endif 761 #if !defined (INTEGER_TO_ADDRESS_P) 762 #define INTEGER_TO_ADDRESS_P() (gdbarch_integer_to_address_p (current_gdbarch)) 763 #endif 764 765 typedef CORE_ADDR (gdbarch_integer_to_address_ftype) (struct type *type, void *buf); 766 extern CORE_ADDR gdbarch_integer_to_address (struct gdbarch *gdbarch, struct type *type, void *buf); 767 extern void set_gdbarch_integer_to_address (struct gdbarch *gdbarch, gdbarch_integer_to_address_ftype *integer_to_address); 768 #if !defined (GDB_TM_FILE) && defined (INTEGER_TO_ADDRESS) 769 #error "Non multi-arch definition of INTEGER_TO_ADDRESS" 770 #endif 771 #if !defined (INTEGER_TO_ADDRESS) 772 #define INTEGER_TO_ADDRESS(type, buf) (gdbarch_integer_to_address (current_gdbarch, type, buf)) 773 #endif 774 775 /* NOTE: cagney/2003-03-24: Replaced by PUSH_ARGUMENTS. */ 776 777 #if defined (DEPRECATED_STORE_STRUCT_RETURN) 778 /* Legacy for systems yet to multi-arch DEPRECATED_STORE_STRUCT_RETURN */ 779 #if !defined (DEPRECATED_STORE_STRUCT_RETURN_P) 780 #define DEPRECATED_STORE_STRUCT_RETURN_P() (1) 781 #endif 782 #endif 783 784 extern int gdbarch_deprecated_store_struct_return_p (struct gdbarch *gdbarch); 785 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_STORE_STRUCT_RETURN_P) 786 #error "Non multi-arch definition of DEPRECATED_STORE_STRUCT_RETURN" 787 #endif 788 #if !defined (DEPRECATED_STORE_STRUCT_RETURN_P) 789 #define DEPRECATED_STORE_STRUCT_RETURN_P() (gdbarch_deprecated_store_struct_return_p (current_gdbarch)) 790 #endif 791 792 typedef void (gdbarch_deprecated_store_struct_return_ftype) (CORE_ADDR addr, CORE_ADDR sp); 793 extern void gdbarch_deprecated_store_struct_return (struct gdbarch *gdbarch, CORE_ADDR addr, CORE_ADDR sp); 794 extern void set_gdbarch_deprecated_store_struct_return (struct gdbarch *gdbarch, gdbarch_deprecated_store_struct_return_ftype *deprecated_store_struct_return); 795 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_STORE_STRUCT_RETURN) 796 #error "Non multi-arch definition of DEPRECATED_STORE_STRUCT_RETURN" 797 #endif 798 #if !defined (DEPRECATED_STORE_STRUCT_RETURN) 799 #define DEPRECATED_STORE_STRUCT_RETURN(addr, sp) (gdbarch_deprecated_store_struct_return (current_gdbarch, addr, sp)) 800 #endif 801 802 /* It has been suggested that this, well actually its predecessor, 803 should take the type/value of the function to be called and not the 804 return type. This is left as an exercise for the reader. 805 NOTE: cagney/2004-06-13: The function stack.c:return_command uses 806 the predicate with default hack to avoid calling STORE_RETURN_VALUE 807 (via legacy_return_value), when a small struct is involved. */ 808 809 extern int gdbarch_return_value_p (struct gdbarch *gdbarch); 810 811 typedef enum return_value_convention (gdbarch_return_value_ftype) (struct gdbarch *gdbarch, struct type *valtype, struct regcache *regcache, void *readbuf, const void *writebuf); 812 extern enum return_value_convention gdbarch_return_value (struct gdbarch *gdbarch, struct type *valtype, struct regcache *regcache, void *readbuf, const void *writebuf); 813 extern void set_gdbarch_return_value (struct gdbarch *gdbarch, gdbarch_return_value_ftype *return_value); 814 815 /* The deprecated methods EXTRACT_RETURN_VALUE, STORE_RETURN_VALUE, 816 DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS and 817 DEPRECATED_USE_STRUCT_CONVENTION have all been folded into 818 RETURN_VALUE. */ 819 820 typedef void (gdbarch_extract_return_value_ftype) (struct type *type, struct regcache *regcache, void *valbuf); 821 extern void gdbarch_extract_return_value (struct gdbarch *gdbarch, struct type *type, struct regcache *regcache, void *valbuf); 822 extern void set_gdbarch_extract_return_value (struct gdbarch *gdbarch, gdbarch_extract_return_value_ftype *extract_return_value); 823 #if !defined (GDB_TM_FILE) && defined (EXTRACT_RETURN_VALUE) 824 #error "Non multi-arch definition of EXTRACT_RETURN_VALUE" 825 #endif 826 #if !defined (EXTRACT_RETURN_VALUE) 827 #define EXTRACT_RETURN_VALUE(type, regcache, valbuf) (gdbarch_extract_return_value (current_gdbarch, type, regcache, valbuf)) 828 #endif 829 830 typedef void (gdbarch_store_return_value_ftype) (struct type *type, struct regcache *regcache, const void *valbuf); 831 extern void gdbarch_store_return_value (struct gdbarch *gdbarch, struct type *type, struct regcache *regcache, const void *valbuf); 832 extern void set_gdbarch_store_return_value (struct gdbarch *gdbarch, gdbarch_store_return_value_ftype *store_return_value); 833 #if !defined (GDB_TM_FILE) && defined (STORE_RETURN_VALUE) 834 #error "Non multi-arch definition of STORE_RETURN_VALUE" 835 #endif 836 #if !defined (STORE_RETURN_VALUE) 837 #define STORE_RETURN_VALUE(type, regcache, valbuf) (gdbarch_store_return_value (current_gdbarch, type, regcache, valbuf)) 838 #endif 839 840 typedef void (gdbarch_deprecated_extract_return_value_ftype) (struct type *type, char *regbuf, char *valbuf); 841 extern void gdbarch_deprecated_extract_return_value (struct gdbarch *gdbarch, struct type *type, char *regbuf, char *valbuf); 842 extern void set_gdbarch_deprecated_extract_return_value (struct gdbarch *gdbarch, gdbarch_deprecated_extract_return_value_ftype *deprecated_extract_return_value); 843 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_EXTRACT_RETURN_VALUE) 844 #error "Non multi-arch definition of DEPRECATED_EXTRACT_RETURN_VALUE" 845 #endif 846 #if !defined (DEPRECATED_EXTRACT_RETURN_VALUE) 847 #define DEPRECATED_EXTRACT_RETURN_VALUE(type, regbuf, valbuf) (gdbarch_deprecated_extract_return_value (current_gdbarch, type, regbuf, valbuf)) 848 #endif 849 850 typedef void (gdbarch_deprecated_store_return_value_ftype) (struct type *type, char *valbuf); 851 extern void gdbarch_deprecated_store_return_value (struct gdbarch *gdbarch, struct type *type, char *valbuf); 852 extern void set_gdbarch_deprecated_store_return_value (struct gdbarch *gdbarch, gdbarch_deprecated_store_return_value_ftype *deprecated_store_return_value); 853 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_STORE_RETURN_VALUE) 854 #error "Non multi-arch definition of DEPRECATED_STORE_RETURN_VALUE" 855 #endif 856 #if !defined (DEPRECATED_STORE_RETURN_VALUE) 857 #define DEPRECATED_STORE_RETURN_VALUE(type, valbuf) (gdbarch_deprecated_store_return_value (current_gdbarch, type, valbuf)) 858 #endif 859 860 typedef int (gdbarch_deprecated_use_struct_convention_ftype) (int gcc_p, struct type *value_type); 861 extern int gdbarch_deprecated_use_struct_convention (struct gdbarch *gdbarch, int gcc_p, struct type *value_type); 862 extern void set_gdbarch_deprecated_use_struct_convention (struct gdbarch *gdbarch, gdbarch_deprecated_use_struct_convention_ftype *deprecated_use_struct_convention); 863 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_USE_STRUCT_CONVENTION) 864 #error "Non multi-arch definition of DEPRECATED_USE_STRUCT_CONVENTION" 865 #endif 866 #if !defined (DEPRECATED_USE_STRUCT_CONVENTION) 867 #define DEPRECATED_USE_STRUCT_CONVENTION(gcc_p, value_type) (gdbarch_deprecated_use_struct_convention (current_gdbarch, gcc_p, value_type)) 868 #endif 869 870 /* As of 2004-01-17 only the 32-bit SPARC ABI has been identified as an 871 ABI suitable for the implementation of a robust extract 872 struct-convention return-value address method (the sparc saves the 873 address in the callers frame). All the other cases so far examined, 874 the DEPRECATED_EXTRACT_STRUCT_VALUE implementation has been 875 erreneous - the code was incorrectly assuming that the return-value 876 address, stored in a register, was preserved across the entire 877 function call. 878 For the moment retain DEPRECATED_EXTRACT_STRUCT_VALUE as a marker of 879 the ABIs that are still to be analyzed - perhaps this should simply 880 be deleted. The commented out extract_returned_value_address method 881 is provided as a starting point for the 32-bit SPARC. It, or 882 something like it, along with changes to both infcmd.c and stack.c 883 will be needed for that case to work. NB: It is passed the callers 884 frame since it is only after the callee has returned that this 885 function is used. 886 M::CORE_ADDR:extract_returned_value_address:struct frame_info *caller_frame:caller_frame */ 887 888 #if defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS) 889 /* Legacy for systems yet to multi-arch DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS */ 890 #if !defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P) 891 #define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P() (1) 892 #endif 893 #endif 894 895 extern int gdbarch_deprecated_extract_struct_value_address_p (struct gdbarch *gdbarch); 896 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P) 897 #error "Non multi-arch definition of DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS" 898 #endif 899 #if !defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P) 900 #define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P() (gdbarch_deprecated_extract_struct_value_address_p (current_gdbarch)) 901 #endif 902 903 typedef CORE_ADDR (gdbarch_deprecated_extract_struct_value_address_ftype) (struct regcache *regcache); 904 extern CORE_ADDR gdbarch_deprecated_extract_struct_value_address (struct gdbarch *gdbarch, struct regcache *regcache); 905 extern void set_gdbarch_deprecated_extract_struct_value_address (struct gdbarch *gdbarch, gdbarch_deprecated_extract_struct_value_address_ftype *deprecated_extract_struct_value_address); 906 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS) 907 #error "Non multi-arch definition of DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS" 908 #endif 909 #if !defined (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS) 910 #define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS(regcache) (gdbarch_deprecated_extract_struct_value_address (current_gdbarch, regcache)) 911 #endif 912 913 typedef CORE_ADDR (gdbarch_skip_prologue_ftype) (CORE_ADDR ip); 914 extern CORE_ADDR gdbarch_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR ip); 915 extern void set_gdbarch_skip_prologue (struct gdbarch *gdbarch, gdbarch_skip_prologue_ftype *skip_prologue); 916 #if !defined (GDB_TM_FILE) && defined (SKIP_PROLOGUE) 917 #error "Non multi-arch definition of SKIP_PROLOGUE" 918 #endif 919 #if !defined (SKIP_PROLOGUE) 920 #define SKIP_PROLOGUE(ip) (gdbarch_skip_prologue (current_gdbarch, ip)) 921 #endif 922 923 typedef int (gdbarch_inner_than_ftype) (CORE_ADDR lhs, CORE_ADDR rhs); 924 extern int gdbarch_inner_than (struct gdbarch *gdbarch, CORE_ADDR lhs, CORE_ADDR rhs); 925 extern void set_gdbarch_inner_than (struct gdbarch *gdbarch, gdbarch_inner_than_ftype *inner_than); 926 #if !defined (GDB_TM_FILE) && defined (INNER_THAN) 927 #error "Non multi-arch definition of INNER_THAN" 928 #endif 929 #if !defined (INNER_THAN) 930 #define INNER_THAN(lhs, rhs) (gdbarch_inner_than (current_gdbarch, lhs, rhs)) 931 #endif 932 933 typedef const unsigned char * (gdbarch_breakpoint_from_pc_ftype) (CORE_ADDR *pcptr, int *lenptr); 934 extern const unsigned char * gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr); 935 extern void set_gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch, gdbarch_breakpoint_from_pc_ftype *breakpoint_from_pc); 936 #if !defined (GDB_TM_FILE) && defined (BREAKPOINT_FROM_PC) 937 #error "Non multi-arch definition of BREAKPOINT_FROM_PC" 938 #endif 939 #if !defined (BREAKPOINT_FROM_PC) 940 #define BREAKPOINT_FROM_PC(pcptr, lenptr) (gdbarch_breakpoint_from_pc (current_gdbarch, pcptr, lenptr)) 941 #endif 942 943 extern int gdbarch_adjust_breakpoint_address_p (struct gdbarch *gdbarch); 944 945 typedef CORE_ADDR (gdbarch_adjust_breakpoint_address_ftype) (struct gdbarch *gdbarch, CORE_ADDR bpaddr); 946 extern CORE_ADDR gdbarch_adjust_breakpoint_address (struct gdbarch *gdbarch, CORE_ADDR bpaddr); 947 extern void set_gdbarch_adjust_breakpoint_address (struct gdbarch *gdbarch, gdbarch_adjust_breakpoint_address_ftype *adjust_breakpoint_address); 948 949 typedef int (gdbarch_memory_insert_breakpoint_ftype) (CORE_ADDR addr, char *contents_cache); 950 extern int gdbarch_memory_insert_breakpoint (struct gdbarch *gdbarch, CORE_ADDR addr, char *contents_cache); 951 extern void set_gdbarch_memory_insert_breakpoint (struct gdbarch *gdbarch, gdbarch_memory_insert_breakpoint_ftype *memory_insert_breakpoint); 952 #if !defined (GDB_TM_FILE) && defined (MEMORY_INSERT_BREAKPOINT) 953 #error "Non multi-arch definition of MEMORY_INSERT_BREAKPOINT" 954 #endif 955 #if !defined (MEMORY_INSERT_BREAKPOINT) 956 #define MEMORY_INSERT_BREAKPOINT(addr, contents_cache) (gdbarch_memory_insert_breakpoint (current_gdbarch, addr, contents_cache)) 957 #endif 958 959 typedef int (gdbarch_memory_remove_breakpoint_ftype) (CORE_ADDR addr, char *contents_cache); 960 extern int gdbarch_memory_remove_breakpoint (struct gdbarch *gdbarch, CORE_ADDR addr, char *contents_cache); 961 extern void set_gdbarch_memory_remove_breakpoint (struct gdbarch *gdbarch, gdbarch_memory_remove_breakpoint_ftype *memory_remove_breakpoint); 962 #if !defined (GDB_TM_FILE) && defined (MEMORY_REMOVE_BREAKPOINT) 963 #error "Non multi-arch definition of MEMORY_REMOVE_BREAKPOINT" 964 #endif 965 #if !defined (MEMORY_REMOVE_BREAKPOINT) 966 #define MEMORY_REMOVE_BREAKPOINT(addr, contents_cache) (gdbarch_memory_remove_breakpoint (current_gdbarch, addr, contents_cache)) 967 #endif 968 969 extern CORE_ADDR gdbarch_decr_pc_after_break (struct gdbarch *gdbarch); 970 extern void set_gdbarch_decr_pc_after_break (struct gdbarch *gdbarch, CORE_ADDR decr_pc_after_break); 971 #if !defined (GDB_TM_FILE) && defined (DECR_PC_AFTER_BREAK) 972 #error "Non multi-arch definition of DECR_PC_AFTER_BREAK" 973 #endif 974 #if !defined (DECR_PC_AFTER_BREAK) 975 #define DECR_PC_AFTER_BREAK (gdbarch_decr_pc_after_break (current_gdbarch)) 976 #endif 977 978 /* A function can be addressed by either it's "pointer" (possibly a 979 descriptor address) or "entry point" (first executable instruction). 980 The method "convert_from_func_ptr_addr" converting the former to the 981 latter. DEPRECATED_FUNCTION_START_OFFSET is being used to implement 982 a simplified subset of that functionality - the function's address 983 corresponds to the "function pointer" and the function's start 984 corresponds to the "function entry point" - and hence is redundant. */ 985 986 extern CORE_ADDR gdbarch_deprecated_function_start_offset (struct gdbarch *gdbarch); 987 extern void set_gdbarch_deprecated_function_start_offset (struct gdbarch *gdbarch, CORE_ADDR deprecated_function_start_offset); 988 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_FUNCTION_START_OFFSET) 989 #error "Non multi-arch definition of DEPRECATED_FUNCTION_START_OFFSET" 990 #endif 991 #if !defined (DEPRECATED_FUNCTION_START_OFFSET) 992 #define DEPRECATED_FUNCTION_START_OFFSET (gdbarch_deprecated_function_start_offset (current_gdbarch)) 993 #endif 994 995 typedef void (gdbarch_remote_translate_xfer_address_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR gdb_addr, int gdb_len, CORE_ADDR *rem_addr, int *rem_len); 996 extern void gdbarch_remote_translate_xfer_address (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR gdb_addr, int gdb_len, CORE_ADDR *rem_addr, int *rem_len); 997 extern void set_gdbarch_remote_translate_xfer_address (struct gdbarch *gdbarch, gdbarch_remote_translate_xfer_address_ftype *remote_translate_xfer_address); 998 999 extern CORE_ADDR gdbarch_frame_args_skip (struct gdbarch *gdbarch); 1000 extern void set_gdbarch_frame_args_skip (struct gdbarch *gdbarch, CORE_ADDR frame_args_skip); 1001 #if !defined (GDB_TM_FILE) && defined (FRAME_ARGS_SKIP) 1002 #error "Non multi-arch definition of FRAME_ARGS_SKIP" 1003 #endif 1004 #if !defined (FRAME_ARGS_SKIP) 1005 #define FRAME_ARGS_SKIP (gdbarch_frame_args_skip (current_gdbarch)) 1006 #endif 1007 1008 extern int gdbarch_unwind_pc_p (struct gdbarch *gdbarch); 1009 1010 typedef CORE_ADDR (gdbarch_unwind_pc_ftype) (struct gdbarch *gdbarch, struct frame_info *next_frame); 1011 extern CORE_ADDR gdbarch_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame); 1012 extern void set_gdbarch_unwind_pc (struct gdbarch *gdbarch, gdbarch_unwind_pc_ftype *unwind_pc); 1013 1014 extern int gdbarch_unwind_sp_p (struct gdbarch *gdbarch); 1015 1016 typedef CORE_ADDR (gdbarch_unwind_sp_ftype) (struct gdbarch *gdbarch, struct frame_info *next_frame); 1017 extern CORE_ADDR gdbarch_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame); 1018 extern void set_gdbarch_unwind_sp (struct gdbarch *gdbarch, gdbarch_unwind_sp_ftype *unwind_sp); 1019 1020 /* DEPRECATED_FRAME_LOCALS_ADDRESS as been replaced by the per-frame 1021 frame-base. Enable frame-base before frame-unwind. */ 1022 1023 #if defined (DEPRECATED_SAVED_PC_AFTER_CALL) 1024 /* Legacy for systems yet to multi-arch DEPRECATED_SAVED_PC_AFTER_CALL */ 1025 #if !defined (DEPRECATED_SAVED_PC_AFTER_CALL_P) 1026 #define DEPRECATED_SAVED_PC_AFTER_CALL_P() (1) 1027 #endif 1028 #endif 1029 1030 extern int gdbarch_deprecated_saved_pc_after_call_p (struct gdbarch *gdbarch); 1031 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_SAVED_PC_AFTER_CALL_P) 1032 #error "Non multi-arch definition of DEPRECATED_SAVED_PC_AFTER_CALL" 1033 #endif 1034 #if !defined (DEPRECATED_SAVED_PC_AFTER_CALL_P) 1035 #define DEPRECATED_SAVED_PC_AFTER_CALL_P() (gdbarch_deprecated_saved_pc_after_call_p (current_gdbarch)) 1036 #endif 1037 1038 typedef CORE_ADDR (gdbarch_deprecated_saved_pc_after_call_ftype) (struct frame_info *frame); 1039 extern CORE_ADDR gdbarch_deprecated_saved_pc_after_call (struct gdbarch *gdbarch, struct frame_info *frame); 1040 extern void set_gdbarch_deprecated_saved_pc_after_call (struct gdbarch *gdbarch, gdbarch_deprecated_saved_pc_after_call_ftype *deprecated_saved_pc_after_call); 1041 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_SAVED_PC_AFTER_CALL) 1042 #error "Non multi-arch definition of DEPRECATED_SAVED_PC_AFTER_CALL" 1043 #endif 1044 #if !defined (DEPRECATED_SAVED_PC_AFTER_CALL) 1045 #define DEPRECATED_SAVED_PC_AFTER_CALL(frame) (gdbarch_deprecated_saved_pc_after_call (current_gdbarch, frame)) 1046 #endif 1047 1048 #if defined (FRAME_NUM_ARGS) 1049 /* Legacy for systems yet to multi-arch FRAME_NUM_ARGS */ 1050 #if !defined (FRAME_NUM_ARGS_P) 1051 #define FRAME_NUM_ARGS_P() (1) 1052 #endif 1053 #endif 1054 1055 extern int gdbarch_frame_num_args_p (struct gdbarch *gdbarch); 1056 #if !defined (GDB_TM_FILE) && defined (FRAME_NUM_ARGS_P) 1057 #error "Non multi-arch definition of FRAME_NUM_ARGS" 1058 #endif 1059 #if !defined (FRAME_NUM_ARGS_P) 1060 #define FRAME_NUM_ARGS_P() (gdbarch_frame_num_args_p (current_gdbarch)) 1061 #endif 1062 1063 typedef int (gdbarch_frame_num_args_ftype) (struct frame_info *frame); 1064 extern int gdbarch_frame_num_args (struct gdbarch *gdbarch, struct frame_info *frame); 1065 extern void set_gdbarch_frame_num_args (struct gdbarch *gdbarch, gdbarch_frame_num_args_ftype *frame_num_args); 1066 #if !defined (GDB_TM_FILE) && defined (FRAME_NUM_ARGS) 1067 #error "Non multi-arch definition of FRAME_NUM_ARGS" 1068 #endif 1069 #if !defined (FRAME_NUM_ARGS) 1070 #define FRAME_NUM_ARGS(frame) (gdbarch_frame_num_args (current_gdbarch, frame)) 1071 #endif 1072 1073 /* DEPRECATED_STACK_ALIGN has been replaced by an initial aligning call 1074 to frame_align and the requirement that methods such as 1075 push_dummy_call and frame_red_zone_size maintain correct stack/frame 1076 alignment. */ 1077 1078 #if defined (DEPRECATED_STACK_ALIGN) 1079 /* Legacy for systems yet to multi-arch DEPRECATED_STACK_ALIGN */ 1080 #if !defined (DEPRECATED_STACK_ALIGN_P) 1081 #define DEPRECATED_STACK_ALIGN_P() (1) 1082 #endif 1083 #endif 1084 1085 extern int gdbarch_deprecated_stack_align_p (struct gdbarch *gdbarch); 1086 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_STACK_ALIGN_P) 1087 #error "Non multi-arch definition of DEPRECATED_STACK_ALIGN" 1088 #endif 1089 #if !defined (DEPRECATED_STACK_ALIGN_P) 1090 #define DEPRECATED_STACK_ALIGN_P() (gdbarch_deprecated_stack_align_p (current_gdbarch)) 1091 #endif 1092 1093 typedef CORE_ADDR (gdbarch_deprecated_stack_align_ftype) (CORE_ADDR sp); 1094 extern CORE_ADDR gdbarch_deprecated_stack_align (struct gdbarch *gdbarch, CORE_ADDR sp); 1095 extern void set_gdbarch_deprecated_stack_align (struct gdbarch *gdbarch, gdbarch_deprecated_stack_align_ftype *deprecated_stack_align); 1096 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_STACK_ALIGN) 1097 #error "Non multi-arch definition of DEPRECATED_STACK_ALIGN" 1098 #endif 1099 #if !defined (DEPRECATED_STACK_ALIGN) 1100 #define DEPRECATED_STACK_ALIGN(sp) (gdbarch_deprecated_stack_align (current_gdbarch, sp)) 1101 #endif 1102 1103 extern int gdbarch_frame_align_p (struct gdbarch *gdbarch); 1104 1105 typedef CORE_ADDR (gdbarch_frame_align_ftype) (struct gdbarch *gdbarch, CORE_ADDR address); 1106 extern CORE_ADDR gdbarch_frame_align (struct gdbarch *gdbarch, CORE_ADDR address); 1107 extern void set_gdbarch_frame_align (struct gdbarch *gdbarch, gdbarch_frame_align_ftype *frame_align); 1108 1109 /* DEPRECATED_REG_STRUCT_HAS_ADDR has been replaced by 1110 stabs_argument_has_addr. */ 1111 1112 #if defined (DEPRECATED_REG_STRUCT_HAS_ADDR) 1113 /* Legacy for systems yet to multi-arch DEPRECATED_REG_STRUCT_HAS_ADDR */ 1114 #if !defined (DEPRECATED_REG_STRUCT_HAS_ADDR_P) 1115 #define DEPRECATED_REG_STRUCT_HAS_ADDR_P() (1) 1116 #endif 1117 #endif 1118 1119 extern int gdbarch_deprecated_reg_struct_has_addr_p (struct gdbarch *gdbarch); 1120 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_REG_STRUCT_HAS_ADDR_P) 1121 #error "Non multi-arch definition of DEPRECATED_REG_STRUCT_HAS_ADDR" 1122 #endif 1123 #if !defined (DEPRECATED_REG_STRUCT_HAS_ADDR_P) 1124 #define DEPRECATED_REG_STRUCT_HAS_ADDR_P() (gdbarch_deprecated_reg_struct_has_addr_p (current_gdbarch)) 1125 #endif 1126 1127 typedef int (gdbarch_deprecated_reg_struct_has_addr_ftype) (int gcc_p, struct type *type); 1128 extern int gdbarch_deprecated_reg_struct_has_addr (struct gdbarch *gdbarch, int gcc_p, struct type *type); 1129 extern void set_gdbarch_deprecated_reg_struct_has_addr (struct gdbarch *gdbarch, gdbarch_deprecated_reg_struct_has_addr_ftype *deprecated_reg_struct_has_addr); 1130 #if !defined (GDB_TM_FILE) && defined (DEPRECATED_REG_STRUCT_HAS_ADDR) 1131 #error "Non multi-arch definition of DEPRECATED_REG_STRUCT_HAS_ADDR" 1132 #endif 1133 #if !defined (DEPRECATED_REG_STRUCT_HAS_ADDR) 1134 #define DEPRECATED_REG_STRUCT_HAS_ADDR(gcc_p, type) (gdbarch_deprecated_reg_struct_has_addr (current_gdbarch, gcc_p, type)) 1135 #endif 1136 1137 typedef int (gdbarch_stabs_argument_has_addr_ftype) (struct gdbarch *gdbarch, struct type *type); 1138 extern int gdbarch_stabs_argument_has_addr (struct gdbarch *gdbarch, struct type *type); 1139 extern void set_gdbarch_stabs_argument_has_addr (struct gdbarch *gdbarch, gdbarch_stabs_argument_has_addr_ftype *stabs_argument_has_addr); 1140 1141 extern int gdbarch_frame_red_zone_size (struct gdbarch *gdbarch); 1142 extern void set_gdbarch_frame_red_zone_size (struct gdbarch *gdbarch, int frame_red_zone_size); 1143 #if !defined (GDB_TM_FILE) && defined (FRAME_RED_ZONE_SIZE) 1144 #error "Non multi-arch definition of FRAME_RED_ZONE_SIZE" 1145 #endif 1146 #if !defined (FRAME_RED_ZONE_SIZE) 1147 #define FRAME_RED_ZONE_SIZE (gdbarch_frame_red_zone_size (current_gdbarch)) 1148 #endif 1149 1150 typedef CORE_ADDR (gdbarch_convert_from_func_ptr_addr_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr, struct target_ops *targ); 1151 extern CORE_ADDR gdbarch_convert_from_func_ptr_addr (struct gdbarch *gdbarch, CORE_ADDR addr, struct target_ops *targ); 1152 extern void set_gdbarch_convert_from_func_ptr_addr (struct gdbarch *gdbarch, gdbarch_convert_from_func_ptr_addr_ftype *convert_from_func_ptr_addr); 1153 1154 /* On some machines there are bits in addresses which are not really 1155 part of the address, but are used by the kernel, the hardware, etc. 1156 for special purposes. ADDR_BITS_REMOVE takes out any such bits so 1157 we get a "real" address such as one would find in a symbol table. 1158 This is used only for addresses of instructions, and even then I'm 1159 not sure it's used in all contexts. It exists to deal with there 1160 being a few stray bits in the PC which would mislead us, not as some 1161 sort of generic thing to handle alignment or segmentation (it's 1162 possible it should be in TARGET_READ_PC instead). */ 1163 1164 typedef CORE_ADDR (gdbarch_addr_bits_remove_ftype) (CORE_ADDR addr); 1165 extern CORE_ADDR gdbarch_addr_bits_remove (struct gdbarch *gdbarch, CORE_ADDR addr); 1166 extern void set_gdbarch_addr_bits_remove (struct gdbarch *gdbarch, gdbarch_addr_bits_remove_ftype *addr_bits_remove); 1167 #if !defined (GDB_TM_FILE) && defined (ADDR_BITS_REMOVE) 1168 #error "Non multi-arch definition of ADDR_BITS_REMOVE" 1169 #endif 1170 #if !defined (ADDR_BITS_REMOVE) 1171 #define ADDR_BITS_REMOVE(addr) (gdbarch_addr_bits_remove (current_gdbarch, addr)) 1172 #endif 1173 1174 /* It is not at all clear why SMASH_TEXT_ADDRESS is not folded into 1175 ADDR_BITS_REMOVE. */ 1176 1177 typedef CORE_ADDR (gdbarch_smash_text_address_ftype) (CORE_ADDR addr); 1178 extern CORE_ADDR gdbarch_smash_text_address (struct gdbarch *gdbarch, CORE_ADDR addr); 1179 extern void set_gdbarch_smash_text_address (struct gdbarch *gdbarch, gdbarch_smash_text_address_ftype *smash_text_address); 1180 #if !defined (GDB_TM_FILE) && defined (SMASH_TEXT_ADDRESS) 1181 #error "Non multi-arch definition of SMASH_TEXT_ADDRESS" 1182 #endif 1183 #if !defined (SMASH_TEXT_ADDRESS) 1184 #define SMASH_TEXT_ADDRESS(addr) (gdbarch_smash_text_address (current_gdbarch, addr)) 1185 #endif 1186 1187 /* FIXME/cagney/2001-01-18: This should be split in two. A target method that indicates if 1188 the target needs software single step. An ISA method to implement it. 1189 1190 FIXME/cagney/2001-01-18: This should be replaced with something that inserts breakpoints 1191 using the breakpoint system instead of blatting memory directly (as with rs6000). 1192 1193 FIXME/cagney/2001-01-18: The logic is backwards. It should be asking if the target can 1194 single step. If not, then implement single step using breakpoints. */ 1195 1196 #if defined (SOFTWARE_SINGLE_STEP) 1197 /* Legacy for systems yet to multi-arch SOFTWARE_SINGLE_STEP */ 1198 #if !defined (SOFTWARE_SINGLE_STEP_P) 1199 #define SOFTWARE_SINGLE_STEP_P() (1) 1200 #endif 1201 #endif 1202 1203 extern int gdbarch_software_single_step_p (struct gdbarch *gdbarch); 1204 #if !defined (GDB_TM_FILE) && defined (SOFTWARE_SINGLE_STEP_P) 1205 #error "Non multi-arch definition of SOFTWARE_SINGLE_STEP" 1206 #endif 1207 #if !defined (SOFTWARE_SINGLE_STEP_P) 1208 #define SOFTWARE_SINGLE_STEP_P() (gdbarch_software_single_step_p (current_gdbarch)) 1209 #endif 1210 1211 typedef void (gdbarch_software_single_step_ftype) (enum target_signal sig, int insert_breakpoints_p); 1212 extern void gdbarch_software_single_step (struct gdbarch *gdbarch, enum target_signal sig, int insert_breakpoints_p); 1213 extern void set_gdbarch_software_single_step (struct gdbarch *gdbarch, gdbarch_software_single_step_ftype *software_single_step); 1214 #if !defined (GDB_TM_FILE) && defined (SOFTWARE_SINGLE_STEP) 1215 #error "Non multi-arch definition of SOFTWARE_SINGLE_STEP" 1216 #endif 1217 #if !defined (SOFTWARE_SINGLE_STEP) 1218 #define SOFTWARE_SINGLE_STEP(sig, insert_breakpoints_p) (gdbarch_software_single_step (current_gdbarch, sig, insert_breakpoints_p)) 1219 #endif 1220 1221 /* FIXME: cagney/2003-08-28: Need to find a better way of selecting the 1222 disassembler. Perhaps objdump can handle it? */ 1223 1224 typedef int (gdbarch_print_insn_ftype) (bfd_vma vma, struct disassemble_info *info); 1225 extern int gdbarch_print_insn (struct gdbarch *gdbarch, bfd_vma vma, struct disassemble_info *info); 1226 extern void set_gdbarch_print_insn (struct gdbarch *gdbarch, gdbarch_print_insn_ftype *print_insn); 1227 #if !defined (GDB_TM_FILE) && defined (TARGET_PRINT_INSN) 1228 #error "Non multi-arch definition of TARGET_PRINT_INSN" 1229 #endif 1230 #if !defined (TARGET_PRINT_INSN) 1231 #define TARGET_PRINT_INSN(vma, info) (gdbarch_print_insn (current_gdbarch, vma, info)) 1232 #endif 1233 1234 typedef CORE_ADDR (gdbarch_skip_trampoline_code_ftype) (CORE_ADDR pc); 1235 extern CORE_ADDR gdbarch_skip_trampoline_code (struct gdbarch *gdbarch, CORE_ADDR pc); 1236 extern void set_gdbarch_skip_trampoline_code (struct gdbarch *gdbarch, gdbarch_skip_trampoline_code_ftype *skip_trampoline_code); 1237 #if !defined (GDB_TM_FILE) && defined (SKIP_TRAMPOLINE_CODE) 1238 #error "Non multi-arch definition of SKIP_TRAMPOLINE_CODE" 1239 #endif 1240 #if !defined (SKIP_TRAMPOLINE_CODE) 1241 #define SKIP_TRAMPOLINE_CODE(pc) (gdbarch_skip_trampoline_code (current_gdbarch, pc)) 1242 #endif 1243 1244 /* If IN_SOLIB_DYNSYM_RESOLVE_CODE returns true, and SKIP_SOLIB_RESOLVER 1245 evaluates non-zero, this is the address where the debugger will place 1246 a step-resume breakpoint to get us past the dynamic linker. */ 1247 1248 typedef CORE_ADDR (gdbarch_skip_solib_resolver_ftype) (struct gdbarch *gdbarch, CORE_ADDR pc); 1249 extern CORE_ADDR gdbarch_skip_solib_resolver (struct gdbarch *gdbarch, CORE_ADDR pc); 1250 extern void set_gdbarch_skip_solib_resolver (struct gdbarch *gdbarch, gdbarch_skip_solib_resolver_ftype *skip_solib_resolver); 1251 1252 /* For SVR4 shared libraries, each call goes through a small piece of 1253 trampoline code in the ".plt" section. IN_SOLIB_CALL_TRAMPOLINE evaluates 1254 to nonzero if we are currently stopped in one of these. */ 1255 1256 typedef int (gdbarch_in_solib_call_trampoline_ftype) (CORE_ADDR pc, char *name); 1257 extern int gdbarch_in_solib_call_trampoline (struct gdbarch *gdbarch, CORE_ADDR pc, char *name); 1258 extern void set_gdbarch_in_solib_call_trampoline (struct gdbarch *gdbarch, gdbarch_in_solib_call_trampoline_ftype *in_solib_call_trampoline); 1259 #if !defined (GDB_TM_FILE) && defined (IN_SOLIB_CALL_TRAMPOLINE) 1260 #error "Non multi-arch definition of IN_SOLIB_CALL_TRAMPOLINE" 1261 #endif 1262 #if !defined (IN_SOLIB_CALL_TRAMPOLINE) 1263 #define IN_SOLIB_CALL_TRAMPOLINE(pc, name) (gdbarch_in_solib_call_trampoline (current_gdbarch, pc, name)) 1264 #endif 1265 1266 /* Some systems also have trampoline code for returning from shared libs. */ 1267 1268 typedef int (gdbarch_in_solib_return_trampoline_ftype) (CORE_ADDR pc, char *name); 1269 extern int gdbarch_in_solib_return_trampoline (struct gdbarch *gdbarch, CORE_ADDR pc, char *name); 1270 extern void set_gdbarch_in_solib_return_trampoline (struct gdbarch *gdbarch, gdbarch_in_solib_return_trampoline_ftype *in_solib_return_trampoline); 1271 #if !defined (GDB_TM_FILE) && defined (IN_SOLIB_RETURN_TRAMPOLINE) 1272 #error "Non multi-arch definition of IN_SOLIB_RETURN_TRAMPOLINE" 1273 #endif 1274 #if !defined (IN_SOLIB_RETURN_TRAMPOLINE) 1275 #define IN_SOLIB_RETURN_TRAMPOLINE(pc, name) (gdbarch_in_solib_return_trampoline (current_gdbarch, pc, name)) 1276 #endif 1277 1278 /* A target might have problems with watchpoints as soon as the stack 1279 frame of the current function has been destroyed. This mostly happens 1280 as the first action in a funtion's epilogue. in_function_epilogue_p() 1281 is defined to return a non-zero value if either the given addr is one 1282 instruction after the stack destroying instruction up to the trailing 1283 return instruction or if we can figure out that the stack frame has 1284 already been invalidated regardless of the value of addr. Targets 1285 which don't suffer from that problem could just let this functionality 1286 untouched. */ 1287 1288 typedef int (gdbarch_in_function_epilogue_p_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr); 1289 extern int gdbarch_in_function_epilogue_p (struct gdbarch *gdbarch, CORE_ADDR addr); 1290 extern void set_gdbarch_in_function_epilogue_p (struct gdbarch *gdbarch, gdbarch_in_function_epilogue_p_ftype *in_function_epilogue_p); 1291 1292 /* Given a vector of command-line arguments, return a newly allocated 1293 string which, when passed to the create_inferior function, will be 1294 parsed (on Unix systems, by the shell) to yield the same vector. 1295 This function should call error() if the argument vector is not 1296 representable for this target or if this target does not support 1297 command-line arguments. 1298 ARGC is the number of elements in the vector. 1299 ARGV is an array of strings, one per argument. */ 1300 1301 typedef char * (gdbarch_construct_inferior_arguments_ftype) (struct gdbarch *gdbarch, int argc, char **argv); 1302 extern char * gdbarch_construct_inferior_arguments (struct gdbarch *gdbarch, int argc, char **argv); 1303 extern void set_gdbarch_construct_inferior_arguments (struct gdbarch *gdbarch, gdbarch_construct_inferior_arguments_ftype *construct_inferior_arguments); 1304 1305 typedef void (gdbarch_elf_make_msymbol_special_ftype) (asymbol *sym, struct minimal_symbol *msym); 1306 extern void gdbarch_elf_make_msymbol_special (struct gdbarch *gdbarch, asymbol *sym, struct minimal_symbol *msym); 1307 extern void set_gdbarch_elf_make_msymbol_special (struct gdbarch *gdbarch, gdbarch_elf_make_msymbol_special_ftype *elf_make_msymbol_special); 1308 #if !defined (GDB_TM_FILE) && defined (ELF_MAKE_MSYMBOL_SPECIAL) 1309 #error "Non multi-arch definition of ELF_MAKE_MSYMBOL_SPECIAL" 1310 #endif 1311 #if !defined (ELF_MAKE_MSYMBOL_SPECIAL) 1312 #define ELF_MAKE_MSYMBOL_SPECIAL(sym, msym) (gdbarch_elf_make_msymbol_special (current_gdbarch, sym, msym)) 1313 #endif 1314 1315 typedef void (gdbarch_coff_make_msymbol_special_ftype) (int val, struct minimal_symbol *msym); 1316 extern void gdbarch_coff_make_msymbol_special (struct gdbarch *gdbarch, int val, struct minimal_symbol *msym); 1317 extern void set_gdbarch_coff_make_msymbol_special (struct gdbarch *gdbarch, gdbarch_coff_make_msymbol_special_ftype *coff_make_msymbol_special); 1318 #if !defined (GDB_TM_FILE) && defined (COFF_MAKE_MSYMBOL_SPECIAL) 1319 #error "Non multi-arch definition of COFF_MAKE_MSYMBOL_SPECIAL" 1320 #endif 1321 #if !defined (COFF_MAKE_MSYMBOL_SPECIAL) 1322 #define COFF_MAKE_MSYMBOL_SPECIAL(val, msym) (gdbarch_coff_make_msymbol_special (current_gdbarch, val, msym)) 1323 #endif 1324 1325 extern const char * gdbarch_name_of_malloc (struct gdbarch *gdbarch); 1326 extern void set_gdbarch_name_of_malloc (struct gdbarch *gdbarch, const char * name_of_malloc); 1327 #if !defined (GDB_TM_FILE) && defined (NAME_OF_MALLOC) 1328 #error "Non multi-arch definition of NAME_OF_MALLOC" 1329 #endif 1330 #if !defined (NAME_OF_MALLOC) 1331 #define NAME_OF_MALLOC (gdbarch_name_of_malloc (current_gdbarch)) 1332 #endif 1333 1334 extern int gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch); 1335 extern void set_gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch, int cannot_step_breakpoint); 1336 #if !defined (GDB_TM_FILE) && defined (CANNOT_STEP_BREAKPOINT) 1337 #error "Non multi-arch definition of CANNOT_STEP_BREAKPOINT" 1338 #endif 1339 #if !defined (CANNOT_STEP_BREAKPOINT) 1340 #define CANNOT_STEP_BREAKPOINT (gdbarch_cannot_step_breakpoint (current_gdbarch)) 1341 #endif 1342 1343 extern int gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch); 1344 extern void set_gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch, int have_nonsteppable_watchpoint); 1345 #if !defined (GDB_TM_FILE) && defined (HAVE_NONSTEPPABLE_WATCHPOINT) 1346 #error "Non multi-arch definition of HAVE_NONSTEPPABLE_WATCHPOINT" 1347 #endif 1348 #if !defined (HAVE_NONSTEPPABLE_WATCHPOINT) 1349 #define HAVE_NONSTEPPABLE_WATCHPOINT (gdbarch_have_nonsteppable_watchpoint (current_gdbarch)) 1350 #endif 1351 1352 #if defined (ADDRESS_CLASS_TYPE_FLAGS) 1353 /* Legacy for systems yet to multi-arch ADDRESS_CLASS_TYPE_FLAGS */ 1354 #if !defined (ADDRESS_CLASS_TYPE_FLAGS_P) 1355 #define ADDRESS_CLASS_TYPE_FLAGS_P() (1) 1356 #endif 1357 #endif 1358 1359 extern int gdbarch_address_class_type_flags_p (struct gdbarch *gdbarch); 1360 #if !defined (GDB_TM_FILE) && defined (ADDRESS_CLASS_TYPE_FLAGS_P) 1361 #error "Non multi-arch definition of ADDRESS_CLASS_TYPE_FLAGS" 1362 #endif 1363 #if !defined (ADDRESS_CLASS_TYPE_FLAGS_P) 1364 #define ADDRESS_CLASS_TYPE_FLAGS_P() (gdbarch_address_class_type_flags_p (current_gdbarch)) 1365 #endif 1366 1367 typedef int (gdbarch_address_class_type_flags_ftype) (int byte_size, int dwarf2_addr_class); 1368 extern int gdbarch_address_class_type_flags (struct gdbarch *gdbarch, int byte_size, int dwarf2_addr_class); 1369 extern void set_gdbarch_address_class_type_flags (struct gdbarch *gdbarch, gdbarch_address_class_type_flags_ftype *address_class_type_flags); 1370 #if !defined (GDB_TM_FILE) && defined (ADDRESS_CLASS_TYPE_FLAGS) 1371 #error "Non multi-arch definition of ADDRESS_CLASS_TYPE_FLAGS" 1372 #endif 1373 #if !defined (ADDRESS_CLASS_TYPE_FLAGS) 1374 #define ADDRESS_CLASS_TYPE_FLAGS(byte_size, dwarf2_addr_class) (gdbarch_address_class_type_flags (current_gdbarch, byte_size, dwarf2_addr_class)) 1375 #endif 1376 1377 extern int gdbarch_address_class_type_flags_to_name_p (struct gdbarch *gdbarch); 1378 1379 typedef const char * (gdbarch_address_class_type_flags_to_name_ftype) (struct gdbarch *gdbarch, int type_flags); 1380 extern const char * gdbarch_address_class_type_flags_to_name (struct gdbarch *gdbarch, int type_flags); 1381 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); 1382 1383 extern int gdbarch_address_class_name_to_type_flags_p (struct gdbarch *gdbarch); 1384 1385 typedef int (gdbarch_address_class_name_to_type_flags_ftype) (struct gdbarch *gdbarch, const char *name, int *type_flags_ptr); 1386 extern int gdbarch_address_class_name_to_type_flags (struct gdbarch *gdbarch, const char *name, int *type_flags_ptr); 1387 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); 1388 1389 /* Is a register in a group */ 1390 1391 typedef int (gdbarch_register_reggroup_p_ftype) (struct gdbarch *gdbarch, int regnum, struct reggroup *reggroup); 1392 extern int gdbarch_register_reggroup_p (struct gdbarch *gdbarch, int regnum, struct reggroup *reggroup); 1393 extern void set_gdbarch_register_reggroup_p (struct gdbarch *gdbarch, gdbarch_register_reggroup_p_ftype *register_reggroup_p); 1394 1395 /* Fetch the pointer to the ith function argument. */ 1396 1397 #if defined (FETCH_POINTER_ARGUMENT) 1398 /* Legacy for systems yet to multi-arch FETCH_POINTER_ARGUMENT */ 1399 #if !defined (FETCH_POINTER_ARGUMENT_P) 1400 #define FETCH_POINTER_ARGUMENT_P() (1) 1401 #endif 1402 #endif 1403 1404 extern int gdbarch_fetch_pointer_argument_p (struct gdbarch *gdbarch); 1405 #if !defined (GDB_TM_FILE) && defined (FETCH_POINTER_ARGUMENT_P) 1406 #error "Non multi-arch definition of FETCH_POINTER_ARGUMENT" 1407 #endif 1408 #if !defined (FETCH_POINTER_ARGUMENT_P) 1409 #define FETCH_POINTER_ARGUMENT_P() (gdbarch_fetch_pointer_argument_p (current_gdbarch)) 1410 #endif 1411 1412 typedef CORE_ADDR (gdbarch_fetch_pointer_argument_ftype) (struct frame_info *frame, int argi, struct type *type); 1413 extern CORE_ADDR gdbarch_fetch_pointer_argument (struct gdbarch *gdbarch, struct frame_info *frame, int argi, struct type *type); 1414 extern void set_gdbarch_fetch_pointer_argument (struct gdbarch *gdbarch, gdbarch_fetch_pointer_argument_ftype *fetch_pointer_argument); 1415 #if !defined (GDB_TM_FILE) && defined (FETCH_POINTER_ARGUMENT) 1416 #error "Non multi-arch definition of FETCH_POINTER_ARGUMENT" 1417 #endif 1418 #if !defined (FETCH_POINTER_ARGUMENT) 1419 #define FETCH_POINTER_ARGUMENT(frame, argi, type) (gdbarch_fetch_pointer_argument (current_gdbarch, frame, argi, type)) 1420 #endif 1421 1422 /* Return the appropriate register set for a core file section with 1423 name SECT_NAME and size SECT_SIZE. */ 1424 1425 extern int gdbarch_regset_from_core_section_p (struct gdbarch *gdbarch); 1426 1427 typedef const struct regset * (gdbarch_regset_from_core_section_ftype) (struct gdbarch *gdbarch, const char *sect_name, size_t sect_size); 1428 extern const struct regset * gdbarch_regset_from_core_section (struct gdbarch *gdbarch, const char *sect_name, size_t sect_size); 1429 extern void set_gdbarch_regset_from_core_section (struct gdbarch *gdbarch, gdbarch_regset_from_core_section_ftype *regset_from_core_section); 1430 1431 extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch); 1432 1433 1434 /* Mechanism for co-ordinating the selection of a specific 1435 architecture. 1436 1437 GDB targets (*-tdep.c) can register an interest in a specific 1438 architecture. Other GDB components can register a need to maintain 1439 per-architecture data. 1440 1441 The mechanisms below ensures that there is only a loose connection 1442 between the set-architecture command and the various GDB 1443 components. Each component can independently register their need 1444 to maintain architecture specific data with gdbarch. 1445 1446 Pragmatics: 1447 1448 Previously, a single TARGET_ARCHITECTURE_HOOK was provided. It 1449 didn't scale. 1450 1451 The more traditional mega-struct containing architecture specific 1452 data for all the various GDB components was also considered. Since 1453 GDB is built from a variable number of (fairly independent) 1454 components it was determined that the global aproach was not 1455 applicable. */ 1456 1457 1458 /* Register a new architectural family with GDB. 1459 1460 Register support for the specified ARCHITECTURE with GDB. When 1461 gdbarch determines that the specified architecture has been 1462 selected, the corresponding INIT function is called. 1463 1464 -- 1465 1466 The INIT function takes two parameters: INFO which contains the 1467 information available to gdbarch about the (possibly new) 1468 architecture; ARCHES which is a list of the previously created 1469 ``struct gdbarch'' for this architecture. 1470 1471 The INFO parameter is, as far as possible, be pre-initialized with 1472 information obtained from INFO.ABFD or the previously selected 1473 architecture. 1474 1475 The ARCHES parameter is a linked list (sorted most recently used) 1476 of all the previously created architures for this architecture 1477 family. The (possibly NULL) ARCHES->gdbarch can used to access 1478 values from the previously selected architecture for this 1479 architecture family. The global ``current_gdbarch'' shall not be 1480 used. 1481 1482 The INIT function shall return any of: NULL - indicating that it 1483 doesn't recognize the selected architecture; an existing ``struct 1484 gdbarch'' from the ARCHES list - indicating that the new 1485 architecture is just a synonym for an earlier architecture (see 1486 gdbarch_list_lookup_by_info()); a newly created ``struct gdbarch'' 1487 - that describes the selected architecture (see gdbarch_alloc()). 1488 1489 The DUMP_TDEP function shall print out all target specific values. 1490 Care should be taken to ensure that the function works in both the 1491 multi-arch and non- multi-arch cases. */ 1492 1493 struct gdbarch_list 1494 { 1495 struct gdbarch *gdbarch; 1496 struct gdbarch_list *next; 1497 }; 1498 1499 struct gdbarch_info 1500 { 1501 /* Use default: NULL (ZERO). */ 1502 const struct bfd_arch_info *bfd_arch_info; 1503 1504 /* Use default: BFD_ENDIAN_UNKNOWN (NB: is not ZERO). */ 1505 int byte_order; 1506 1507 /* Use default: NULL (ZERO). */ 1508 bfd *abfd; 1509 1510 /* Use default: NULL (ZERO). */ 1511 struct gdbarch_tdep_info *tdep_info; 1512 1513 /* Use default: GDB_OSABI_UNINITIALIZED (-1). */ 1514 enum gdb_osabi osabi; 1515 }; 1516 1517 typedef struct gdbarch *(gdbarch_init_ftype) (struct gdbarch_info info, struct gdbarch_list *arches); 1518 typedef void (gdbarch_dump_tdep_ftype) (struct gdbarch *gdbarch, struct ui_file *file); 1519 1520 /* DEPRECATED - use gdbarch_register() */ 1521 extern void register_gdbarch_init (enum bfd_architecture architecture, gdbarch_init_ftype *); 1522 1523 extern void gdbarch_register (enum bfd_architecture architecture, 1524 gdbarch_init_ftype *, 1525 gdbarch_dump_tdep_ftype *); 1526 1527 1528 /* Return a freshly allocated, NULL terminated, array of the valid 1529 architecture names. Since architectures are registered during the 1530 _initialize phase this function only returns useful information 1531 once initialization has been completed. */ 1532 1533 extern const char **gdbarch_printable_names (void); 1534 1535 1536 /* Helper function. Search the list of ARCHES for a GDBARCH that 1537 matches the information provided by INFO. */ 1538 1539 extern struct gdbarch_list *gdbarch_list_lookup_by_info (struct gdbarch_list *arches, const struct gdbarch_info *info); 1540 1541 1542 /* Helper function. Create a preliminary ``struct gdbarch''. Perform 1543 basic initialization using values obtained from the INFO andTDEP 1544 parameters. set_gdbarch_*() functions are called to complete the 1545 initialization of the object. */ 1546 1547 extern struct gdbarch *gdbarch_alloc (const struct gdbarch_info *info, struct gdbarch_tdep *tdep); 1548 1549 1550 /* Helper function. Free a partially-constructed ``struct gdbarch''. 1551 It is assumed that the caller freeds the ``struct 1552 gdbarch_tdep''. */ 1553 1554 extern void gdbarch_free (struct gdbarch *); 1555 1556 1557 /* Helper function. Allocate memory from the ``struct gdbarch'' 1558 obstack. The memory is freed when the corresponding architecture 1559 is also freed. */ 1560 1561 extern void *gdbarch_obstack_zalloc (struct gdbarch *gdbarch, long size); 1562 #define GDBARCH_OBSTACK_CALLOC(GDBARCH, NR, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), (NR) * sizeof (TYPE))) 1563 #define GDBARCH_OBSTACK_ZALLOC(GDBARCH, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), sizeof (TYPE))) 1564 1565 1566 /* Helper function. Force an update of the current architecture. 1567 1568 The actual architecture selected is determined by INFO, ``(gdb) set 1569 architecture'' et.al., the existing architecture and BFD's default 1570 architecture. INFO should be initialized to zero and then selected 1571 fields should be updated. 1572 1573 Returns non-zero if the update succeeds */ 1574 1575 extern int gdbarch_update_p (struct gdbarch_info info); 1576 1577 1578 /* Helper function. Find an architecture matching info. 1579 1580 INFO should be initialized using gdbarch_info_init, relevant fields 1581 set, and then finished using gdbarch_info_fill. 1582 1583 Returns the corresponding architecture, or NULL if no matching 1584 architecture was found. "current_gdbarch" is not updated. */ 1585 1586 extern struct gdbarch *gdbarch_find_by_info (struct gdbarch_info info); 1587 1588 1589 /* Helper function. Set the global "current_gdbarch" to "gdbarch". 1590 1591 FIXME: kettenis/20031124: Of the functions that follow, only 1592 gdbarch_from_bfd is supposed to survive. The others will 1593 dissappear since in the future GDB will (hopefully) be truly 1594 multi-arch. However, for now we're still stuck with the concept of 1595 a single active architecture. */ 1596 1597 extern void deprecated_current_gdbarch_select_hack (struct gdbarch *gdbarch); 1598 1599 1600 /* Register per-architecture data-pointer. 1601 1602 Reserve space for a per-architecture data-pointer. An identifier 1603 for the reserved data-pointer is returned. That identifer should 1604 be saved in a local static variable. 1605 1606 Memory for the per-architecture data shall be allocated using 1607 gdbarch_obstack_zalloc. That memory will be deleted when the 1608 corresponding architecture object is deleted. 1609 1610 When a previously created architecture is re-selected, the 1611 per-architecture data-pointer for that previous architecture is 1612 restored. INIT() is not re-called. 1613 1614 Multiple registrarants for any architecture are allowed (and 1615 strongly encouraged). */ 1616 1617 struct gdbarch_data; 1618 1619 typedef void *(gdbarch_data_pre_init_ftype) (struct obstack *obstack); 1620 extern struct gdbarch_data *gdbarch_data_register_pre_init (gdbarch_data_pre_init_ftype *init); 1621 typedef void *(gdbarch_data_post_init_ftype) (struct gdbarch *gdbarch); 1622 extern struct gdbarch_data *gdbarch_data_register_post_init (gdbarch_data_post_init_ftype *init); 1623 extern void deprecated_set_gdbarch_data (struct gdbarch *gdbarch, 1624 struct gdbarch_data *data, 1625 void *pointer); 1626 1627 extern void *gdbarch_data (struct gdbarch *gdbarch, struct gdbarch_data *); 1628 1629 1630 1631 /* Register per-architecture memory region. 1632 1633 Provide a memory-region swap mechanism. Per-architecture memory 1634 region are created. These memory regions are swapped whenever the 1635 architecture is changed. For a new architecture, the memory region 1636 is initialized with zero (0) and the INIT function is called. 1637 1638 Memory regions are swapped / initialized in the order that they are 1639 registered. NULL DATA and/or INIT values can be specified. 1640 1641 New code should use gdbarch_data_register_*(). */ 1642 1643 typedef void (gdbarch_swap_ftype) (void); 1644 extern void deprecated_register_gdbarch_swap (void *data, unsigned long size, gdbarch_swap_ftype *init); 1645 #define DEPRECATED_REGISTER_GDBARCH_SWAP(VAR) deprecated_register_gdbarch_swap (&(VAR), sizeof ((VAR)), NULL) 1646 1647 1648 1649 /* Set the dynamic target-system-dependent parameters (architecture, 1650 byte-order, ...) using information found in the BFD */ 1651 1652 extern void set_gdbarch_from_file (bfd *); 1653 1654 1655 /* Initialize the current architecture to the "first" one we find on 1656 our list. */ 1657 1658 extern void initialize_current_architecture (void); 1659 1660 /* gdbarch trace variable */ 1661 extern int gdbarch_debug; 1662 1663 extern void gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file); 1664 1665 #endif 1666