3 # Architecture commands for GDB, the GNU debugger.
4 # Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
6 # This file is part of GDB.
8 # This program is free software; you can redistribute it and/or modify
9 # it under the terms of the GNU General Public License as published by
10 # the Free Software Foundation; either version 2 of the License, or
11 # (at your option) any later version.
13 # This program is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program; if not, write to the Free Software
20 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
27 echo "${file} missing? cp new-${file} ${file}" 1>&2
28 elif diff -c ${file} new-
${file}
30 echo "${file} unchanged" 1>&2
32 echo "${file} has changed? cp new-${file} ${file}" 1>&2
37 # Format of the input table
38 read="class level macro returntype function formal actual attrib staticdefault predefault postdefault invalid_p fmt print print_p description"
46 if test "${line}" = ""
49 elif test "${line}" = "#" -a "${comment}" = ""
52 elif expr "${line}" : "#" > /dev
/null
58 # The semantics of IFS varies between different SH's. Some
59 # treat ``::' as three fields while some treat it as just too.
60 # Work around this by eliminating ``::'' ....
61 line
="`echo "${line}" | sed -e 's/::/: :/g' -e 's/::/: :/g'`"
63 OFS
="${IFS}" ; IFS
="[:]"
64 eval read ${read} <<EOF
69 # .... and then going back through each field and strip out those
70 # that ended up with just that space character.
73 if eval test \"\
${${r}}\" = \"\
\"
79 test "${staticdefault}" || staticdefault
=0
80 # NOT YET: Breaks BELIEVE_PCC_PROMOTION and confuses non-
81 # multi-arch defaults.
82 # test "${predefault}" || predefault=0
83 test "${fmt}" ||
fmt="%ld"
84 test "${print}" || print
="(long) ${macro}"
85 case "${invalid_p}" in
88 if [ -n "${predefault}" ]
90 #invalid_p="gdbarch->${function} == ${predefault}"
91 valid_p
="gdbarch->${function} != ${predefault}"
93 #invalid_p="gdbarch->${function} == 0"
94 valid_p
="gdbarch->${function} != 0"
97 * ) valid_p
="!(${invalid_p})"
100 # PREDEFAULT is a valid fallback definition of MEMBER when
101 # multi-arch is not enabled. This ensures that the
102 # default value, when multi-arch is the same as the
103 # default value when not multi-arch. POSTDEFAULT is
104 # always a valid definition of MEMBER as this again
105 # ensures consistency.
107 if [ -n "${postdefault}" ]
109 fallbackdefault
="${postdefault}"
110 elif [ -n "${predefault}" ]
112 fallbackdefault
="${predefault}"
117 #NOT YET: See gdbarch.log for basic verification of
132 fallback_default_p
()
134 [ -n "${postdefault}" -a "x${invalid_p}" != "x0" ] \
135 ||
[ -n "${predefault}" -a "x${invalid_p}" = "x0" ]
138 class_is_variable_p
()
146 class_is_function_p
()
149 *f
* |
*F
* |
*m
* |
*M
* ) true
;;
154 class_is_multiarch_p
()
162 class_is_predicate_p
()
165 *F
* |
*V
* |
*M
* ) true
;;
179 # dump out/verify the doco
189 # F -> function + predicate
190 # hiding a function + predicate to test function validity
193 # V -> variable + predicate
194 # hiding a variable + predicate to test variables validity
196 # hiding something from the ``struct info'' object
197 # m -> multi-arch function
198 # hiding a multi-arch function (parameterised with the architecture)
199 # M -> multi-arch function + predicate
200 # hiding a multi-arch function + predicate to test function validity
204 # See GDB_MULTI_ARCH description. Having GDB_MULTI_ARCH >=
205 # LEVEL is a predicate on checking that a given method is
206 # initialized (using INVALID_P).
210 # The name of the MACRO that this method is to be accessed by.
214 # For functions, the return type; for variables, the data type
218 # For functions, the member function name; for variables, the
219 # variable name. Member function names are always prefixed with
220 # ``gdbarch_'' for name-space purity.
224 # The formal argument list. It is assumed that the formal
225 # argument list includes the actual name of each list element.
226 # A function with no arguments shall have ``void'' as the
227 # formal argument list.
231 # The list of actual arguments. The arguments specified shall
232 # match the FORMAL list given above. Functions with out
233 # arguments leave this blank.
237 # Any GCC attributes that should be attached to the function
238 # declaration. At present this field is unused.
242 # To help with the GDB startup a static gdbarch object is
243 # created. STATICDEFAULT is the value to insert into that
244 # static gdbarch object. Since this a static object only
245 # simple expressions can be used.
247 # If STATICDEFAULT is empty, zero is used.
251 # An initial value to assign to MEMBER of the freshly
252 # malloc()ed gdbarch object. After initialization, the
253 # freshly malloc()ed object is passed to the target
254 # architecture code for further updates.
256 # If PREDEFAULT is empty, zero is used.
258 # A non-empty PREDEFAULT, an empty POSTDEFAULT and a zero
259 # INVALID_P are specified, PREDEFAULT will be used as the
260 # default for the non- multi-arch target.
262 # A zero PREDEFAULT function will force the fallback to call
265 # Variable declarations can refer to ``gdbarch'' which will
266 # contain the current architecture. Care should be taken.
270 # A value to assign to MEMBER of the new gdbarch object should
271 # the target architecture code fail to change the PREDEFAULT
274 # If POSTDEFAULT is empty, no post update is performed.
276 # If both INVALID_P and POSTDEFAULT are non-empty then
277 # INVALID_P will be used to determine if MEMBER should be
278 # changed to POSTDEFAULT.
280 # If a non-empty POSTDEFAULT and a zero INVALID_P are
281 # specified, POSTDEFAULT will be used as the default for the
282 # non- multi-arch target (regardless of the value of
285 # You cannot specify both a zero INVALID_P and a POSTDEFAULT.
287 # Variable declarations can refer to ``gdbarch'' which will
288 # contain the current architecture. Care should be taken.
292 # A predicate equation that validates MEMBER. Non-zero is
293 # returned if the code creating the new architecture failed to
294 # initialize MEMBER or the initialized the member is invalid.
295 # If POSTDEFAULT is non-empty then MEMBER will be updated to
296 # that value. If POSTDEFAULT is empty then internal_error()
299 # If INVALID_P is empty, a check that MEMBER is no longer
300 # equal to PREDEFAULT is used.
302 # The expression ``0'' disables the INVALID_P check making
303 # PREDEFAULT a legitimate value.
305 # See also PREDEFAULT and POSTDEFAULT.
309 # printf style format string that can be used to print out the
310 # MEMBER. Sometimes "%s" is useful. For functions, this is
311 # ignored and the function address is printed.
313 # If FMT is empty, ``%ld'' is used.
317 # An optional equation that casts MEMBER to a value suitable
318 # for formatting by FMT.
320 # If PRINT is empty, ``(long)'' is used.
324 # An optional indicator for any predicte to wrap around the
327 # () -> Call a custom function to do the dump.
328 # exp -> Wrap print up in ``if (${print_p}) ...
329 # ``'' -> No predicate
331 # If PRINT_P is empty, ``1'' is always used.
344 # See below (DOCO) for description of each field
346 i:2:TARGET_ARCHITECTURE:const struct bfd_arch_info *:bfd_arch_info::::&bfd_default_arch_struct::::%s:TARGET_ARCHITECTURE->printable_name:TARGET_ARCHITECTURE != NULL
348 i:2:TARGET_BYTE_ORDER:int:byte_order::::BIG_ENDIAN
349 # Number of bits in a char or unsigned char for the target machine.
350 # Just like CHAR_BIT in <limits.h> but describes the target machine.
351 # v::TARGET_CHAR_BIT:int:char_bit::::8 * sizeof (char):8::0:
353 # Number of bits in a short or unsigned short for the target machine.
354 v::TARGET_SHORT_BIT:int:short_bit::::8 * sizeof (short):2*TARGET_CHAR_BIT::0
355 # Number of bits in an int or unsigned int for the target machine.
356 v::TARGET_INT_BIT:int:int_bit::::8 * sizeof (int):4*TARGET_CHAR_BIT::0
357 # Number of bits in a long or unsigned long for the target machine.
358 v::TARGET_LONG_BIT:int:long_bit::::8 * sizeof (long):4*TARGET_CHAR_BIT::0
359 # Number of bits in a long long or unsigned long long for the target
361 v::TARGET_LONG_LONG_BIT:int:long_long_bit::::8 * sizeof (LONGEST):2*TARGET_LONG_BIT::0
362 # Number of bits in a float for the target machine.
363 v::TARGET_FLOAT_BIT:int:float_bit::::8 * sizeof (float):4*TARGET_CHAR_BIT::0
364 # Number of bits in a double for the target machine.
365 v::TARGET_DOUBLE_BIT:int:double_bit::::8 * sizeof (double):8*TARGET_CHAR_BIT::0
366 # Number of bits in a long double for the target machine.
367 v::TARGET_LONG_DOUBLE_BIT:int:long_double_bit::::8 * sizeof (long double):2*TARGET_DOUBLE_BIT::0
368 # For most targets, a pointer on the target and its representation as an
369 # address in GDB have the same size and "look the same". For such a
370 # target, you need only set TARGET_PTR_BIT / ptr_bit and TARGET_ADDR_BIT
371 # / addr_bit will be set from it.
373 # If TARGET_PTR_BIT and TARGET_ADDR_BIT are different, you'll probably
374 # also need to set POINTER_TO_ADDRESS and ADDRESS_TO_POINTER as well.
376 # ptr_bit is the size of a pointer on the target
377 v::TARGET_PTR_BIT:int:ptr_bit::::8 * sizeof (void*):TARGET_INT_BIT::0
378 # addr_bit is the size of a target address as represented in gdb
379 v::TARGET_ADDR_BIT:int:addr_bit::::8 * sizeof (void*):0:TARGET_PTR_BIT:
380 # Number of bits in a BFD_VMA for the target object file format.
381 v::TARGET_BFD_VMA_BIT:int:bfd_vma_bit::::8 * sizeof (void*):TARGET_ARCHITECTURE->bits_per_address::0
383 v::IEEE_FLOAT:int:ieee_float::::0:0::0:::
385 f::TARGET_READ_PC:CORE_ADDR:read_pc:ptid_t ptid:ptid::0:generic_target_read_pc::0
386 f::TARGET_WRITE_PC:void:write_pc:CORE_ADDR val, ptid_t ptid:val, ptid::0:generic_target_write_pc::0
387 f::TARGET_READ_FP:CORE_ADDR:read_fp:void:::0:generic_target_read_fp::0
388 f::TARGET_WRITE_FP:void:write_fp:CORE_ADDR val:val::0:generic_target_write_fp::0
389 f::TARGET_READ_SP:CORE_ADDR:read_sp:void:::0:generic_target_read_sp::0
390 f::TARGET_WRITE_SP:void:write_sp:CORE_ADDR val:val::0:generic_target_write_sp::0
391 # Function for getting target's idea of a frame pointer. FIXME: GDB's
392 # whole scheme for dealing with "frames" and "frame pointers" needs a
394 f::TARGET_VIRTUAL_FRAME_POINTER:void:virtual_frame_pointer:CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset:pc, frame_regnum, frame_offset::0:legacy_virtual_frame_pointer::0
396 M:::void:register_read:int regnum, char *buf:regnum, buf:
397 M:::void:register_write:int regnum, char *buf:regnum, buf:
399 v:2:NUM_REGS:int:num_regs::::0:-1
400 # This macro gives the number of pseudo-registers that live in the
401 # register namespace but do not get fetched or stored on the target.
402 # These pseudo-registers may be aliases for other registers,
403 # combinations of other registers, or they may be computed by GDB.
404 v:2:NUM_PSEUDO_REGS:int:num_pseudo_regs::::0:0::0:::
405 v:2:SP_REGNUM:int:sp_regnum::::0:-1
406 v:2:FP_REGNUM:int:fp_regnum::::0:-1
407 v:2:PC_REGNUM:int:pc_regnum::::0:-1
408 v:2:FP0_REGNUM:int:fp0_regnum::::0:-1::0
409 v:2:NPC_REGNUM:int:npc_regnum::::0:-1::0
410 v:2:NNPC_REGNUM:int:nnpc_regnum::::0:-1::0
411 # Convert stab register number (from \`r\' declaration) to a gdb REGNUM.
412 f:2:STAB_REG_TO_REGNUM:int:stab_reg_to_regnum:int stab_regnr:stab_regnr:::no_op_reg_to_regnum::0
413 # Provide a default mapping from a ecoff register number to a gdb REGNUM.
414 f:2:ECOFF_REG_TO_REGNUM:int:ecoff_reg_to_regnum:int ecoff_regnr:ecoff_regnr:::no_op_reg_to_regnum::0
415 # Provide a default mapping from a DWARF register number to a gdb REGNUM.
416 f:2:DWARF_REG_TO_REGNUM:int:dwarf_reg_to_regnum:int dwarf_regnr:dwarf_regnr:::no_op_reg_to_regnum::0
417 # Convert from an sdb register number to an internal gdb register number.
418 # This should be defined in tm.h, if REGISTER_NAMES is not set up
419 # to map one to one onto the sdb register numbers.
420 f:2:SDB_REG_TO_REGNUM:int:sdb_reg_to_regnum:int sdb_regnr:sdb_regnr:::no_op_reg_to_regnum::0
421 f:2:DWARF2_REG_TO_REGNUM:int:dwarf2_reg_to_regnum:int dwarf2_regnr:dwarf2_regnr:::no_op_reg_to_regnum::0
422 f:2:REGISTER_NAME:char *:register_name:int regnr:regnr:::legacy_register_name::0
423 v:2:REGISTER_SIZE:int:register_size::::0:-1
424 v:2:REGISTER_BYTES:int:register_bytes::::0:-1
425 f:2:REGISTER_BYTE:int:register_byte:int reg_nr:reg_nr::0:0
426 f:2:REGISTER_RAW_SIZE:int:register_raw_size:int reg_nr:reg_nr::0:0
427 v:2:MAX_REGISTER_RAW_SIZE:int:max_register_raw_size::::0:-1
428 f:2:REGISTER_VIRTUAL_SIZE:int:register_virtual_size:int reg_nr:reg_nr::0:0
429 v:2:MAX_REGISTER_VIRTUAL_SIZE:int:max_register_virtual_size::::0:-1
430 f:2:REGISTER_VIRTUAL_TYPE:struct type *:register_virtual_type:int reg_nr:reg_nr::0:0
431 f:2:DO_REGISTERS_INFO:void:do_registers_info:int reg_nr, int fpregs:reg_nr, fpregs:::do_registers_info::0
432 # MAP a GDB RAW register number onto a simulator register number. See
433 # also include/...-sim.h.
434 f:2:REGISTER_SIM_REGNO:int:register_sim_regno:int reg_nr:reg_nr:::default_register_sim_regno::0
435 F:2:REGISTER_BYTES_OK:int:register_bytes_ok:long nr_bytes:nr_bytes::0:0
436 f:2:CANNOT_FETCH_REGISTER:int:cannot_fetch_register:int regnum:regnum:::cannot_register_not::0
437 f:2:CANNOT_STORE_REGISTER:int:cannot_store_register:int regnum:regnum:::cannot_register_not::0
439 v:1:USE_GENERIC_DUMMY_FRAMES:int:use_generic_dummy_frames::::0:-1
440 v:2:CALL_DUMMY_LOCATION:int:call_dummy_location::::0:0
441 f:2:CALL_DUMMY_ADDRESS:CORE_ADDR:call_dummy_address:void:::0:0::gdbarch->call_dummy_location == AT_ENTRY_POINT && gdbarch->call_dummy_address == 0
442 v:2:CALL_DUMMY_START_OFFSET:CORE_ADDR:call_dummy_start_offset::::0:-1:::0x%08lx
443 v:2:CALL_DUMMY_BREAKPOINT_OFFSET:CORE_ADDR:call_dummy_breakpoint_offset::::0:-1::gdbarch->call_dummy_breakpoint_offset_p && gdbarch->call_dummy_breakpoint_offset == -1:0x%08lx::CALL_DUMMY_BREAKPOINT_OFFSET_P
444 v:1:CALL_DUMMY_BREAKPOINT_OFFSET_P:int:call_dummy_breakpoint_offset_p::::0:-1
445 v:2:CALL_DUMMY_LENGTH:int:call_dummy_length::::0:-1:::::CALL_DUMMY_LOCATION == BEFORE_TEXT_END || CALL_DUMMY_LOCATION == AFTER_TEXT_END
446 f:2:PC_IN_CALL_DUMMY:int:pc_in_call_dummy:CORE_ADDR pc, CORE_ADDR sp, CORE_ADDR frame_address:pc, sp, frame_address::0:0
447 v:1:CALL_DUMMY_P:int:call_dummy_p::::0:-1
448 v:2:CALL_DUMMY_WORDS:LONGEST *:call_dummy_words::::0:legacy_call_dummy_words::0:0x%08lx
449 v:2:SIZEOF_CALL_DUMMY_WORDS:int:sizeof_call_dummy_words::::0:legacy_sizeof_call_dummy_words::0:0x%08lx
450 v:1:CALL_DUMMY_STACK_ADJUST_P:int:call_dummy_stack_adjust_p::::0:-1:::0x%08lx
451 v:2:CALL_DUMMY_STACK_ADJUST:int:call_dummy_stack_adjust::::0:::gdbarch->call_dummy_stack_adjust_p && gdbarch->call_dummy_stack_adjust == 0:0x%08lx::CALL_DUMMY_STACK_ADJUST_P
452 f:2:FIX_CALL_DUMMY:void:fix_call_dummy:char *dummy, CORE_ADDR pc, CORE_ADDR fun, int nargs, struct value **args, struct type *type, int gcc_p:dummy, pc, fun, nargs, args, type, gcc_p:::0
453 f:2:INIT_FRAME_PC_FIRST:void:init_frame_pc_first:int fromleaf, struct frame_info *prev:fromleaf, prev:::init_frame_pc_noop::0
454 f:2:INIT_FRAME_PC:void:init_frame_pc:int fromleaf, struct frame_info *prev:fromleaf, prev:::init_frame_pc_default::0
456 v:2:BELIEVE_PCC_PROMOTION:int:believe_pcc_promotion:::::::
457 v:2:BELIEVE_PCC_PROMOTION_TYPE:int:believe_pcc_promotion_type:::::::
458 f:2:COERCE_FLOAT_TO_DOUBLE:int:coerce_float_to_double:struct type *formal, struct type *actual:formal, actual:::default_coerce_float_to_double::0
459 f:1:GET_SAVED_REGISTER:void:get_saved_register:char *raw_buffer, int *optimized, CORE_ADDR *addrp, struct frame_info *frame, int regnum, enum lval_type *lval:raw_buffer, optimized, addrp, frame, regnum, lval::generic_get_saved_register:0
461 f:1:REGISTER_CONVERTIBLE:int:register_convertible:int nr:nr:::generic_register_convertible_not::0
462 f:2:REGISTER_CONVERT_TO_VIRTUAL:void:register_convert_to_virtual:int regnum, struct type *type, char *from, char *to:regnum, type, from, to:::0::0
463 f:2:REGISTER_CONVERT_TO_RAW:void:register_convert_to_raw:struct type *type, int regnum, char *from, char *to:type, regnum, from, to:::0::0
464 # This function is called when the value of a pseudo-register needs to
465 # be updated. Typically it will be defined on a per-architecture
467 f:2:FETCH_PSEUDO_REGISTER:void:fetch_pseudo_register:int regnum:regnum:::0::0
468 # This function is called when the value of a pseudo-register needs to
469 # be set or stored. Typically it will be defined on a
470 # per-architecture basis.
471 f:2:STORE_PSEUDO_REGISTER:void:store_pseudo_register:int regnum:regnum:::0::0
473 f:2:POINTER_TO_ADDRESS:CORE_ADDR:pointer_to_address:struct type *type, void *buf:type, buf:::unsigned_pointer_to_address::0
474 f:2:ADDRESS_TO_POINTER:void:address_to_pointer:struct type *type, void *buf, CORE_ADDR addr:type, buf, addr:::unsigned_address_to_pointer::0
475 F:2:INTEGER_TO_ADDRESS:CORE_ADDR:integer_to_address:struct type *type, void *buf:type, buf
477 f:2:RETURN_VALUE_ON_STACK:int:return_value_on_stack:struct type *type:type:::generic_return_value_on_stack_not::0
478 f:2:EXTRACT_RETURN_VALUE:void:extract_return_value:struct type *type, char *regbuf, char *valbuf:type, regbuf, valbuf::0:0
479 f:1:PUSH_ARGUMENTS:CORE_ADDR:push_arguments:int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr:nargs, args, sp, struct_return, struct_addr::0:0
480 f:2:PUSH_DUMMY_FRAME:void:push_dummy_frame:void:-:::0
481 f:1:PUSH_RETURN_ADDRESS:CORE_ADDR:push_return_address:CORE_ADDR pc, CORE_ADDR sp:pc, sp:::0
482 f:2:POP_FRAME:void:pop_frame:void:-:::0
484 f:2:STORE_STRUCT_RETURN:void:store_struct_return:CORE_ADDR addr, CORE_ADDR sp:addr, sp:::0
485 f:2:STORE_RETURN_VALUE:void:store_return_value:struct type *type, char *valbuf:type, valbuf:::0
486 F:2:EXTRACT_STRUCT_VALUE_ADDRESS:CORE_ADDR:extract_struct_value_address:char *regbuf:regbuf:::0
487 f:2:USE_STRUCT_CONVENTION:int:use_struct_convention:int gcc_p, struct type *value_type:gcc_p, value_type:::0
489 f:2:FRAME_INIT_SAVED_REGS:void:frame_init_saved_regs:struct frame_info *frame:frame::0:0
490 f:2:INIT_EXTRA_FRAME_INFO:void:init_extra_frame_info:int fromleaf, struct frame_info *frame:fromleaf, frame:::0
492 f:2:SKIP_PROLOGUE:CORE_ADDR:skip_prologue:CORE_ADDR ip:ip::0:0
493 f:2:PROLOGUE_FRAMELESS_P:int:prologue_frameless_p:CORE_ADDR ip:ip::0:generic_prologue_frameless_p::0
494 f:2:INNER_THAN:int:inner_than:CORE_ADDR lhs, CORE_ADDR rhs:lhs, rhs::0:0
495 f:2:BREAKPOINT_FROM_PC:unsigned char *:breakpoint_from_pc:CORE_ADDR *pcptr, int *lenptr:pcptr, lenptr:::legacy_breakpoint_from_pc::0
496 f:2:MEMORY_INSERT_BREAKPOINT:int:memory_insert_breakpoint:CORE_ADDR addr, char *contents_cache:addr, contents_cache::0:default_memory_insert_breakpoint::0
497 f:2:MEMORY_REMOVE_BREAKPOINT:int:memory_remove_breakpoint:CORE_ADDR addr, char *contents_cache:addr, contents_cache::0:default_memory_remove_breakpoint::0
498 v:2:DECR_PC_AFTER_BREAK:CORE_ADDR:decr_pc_after_break::::0:-1
499 f::PREPARE_TO_PROCEED:int:prepare_to_proceed:int select_it:select_it::0:default_prepare_to_proceed::0
500 v:2:FUNCTION_START_OFFSET:CORE_ADDR:function_start_offset::::0:-1
502 f:2:REMOTE_TRANSLATE_XFER_ADDRESS:void:remote_translate_xfer_address:CORE_ADDR gdb_addr, int gdb_len, CORE_ADDR *rem_addr, int *rem_len:gdb_addr, gdb_len, rem_addr, rem_len:::generic_remote_translate_xfer_address::0
504 v:2:FRAME_ARGS_SKIP:CORE_ADDR:frame_args_skip::::0:-1
505 f:2:FRAMELESS_FUNCTION_INVOCATION:int:frameless_function_invocation:struct frame_info *fi:fi:::generic_frameless_function_invocation_not::0
506 f:2:FRAME_CHAIN:CORE_ADDR:frame_chain:struct frame_info *frame:frame::0:0
507 f:1:FRAME_CHAIN_VALID:int:frame_chain_valid:CORE_ADDR chain, struct frame_info *thisframe:chain, thisframe::0:0
508 f:2:FRAME_SAVED_PC:CORE_ADDR:frame_saved_pc:struct frame_info *fi:fi::0:0
509 f:2:FRAME_ARGS_ADDRESS:CORE_ADDR:frame_args_address:struct frame_info *fi:fi::0:0
510 f:2:FRAME_LOCALS_ADDRESS:CORE_ADDR:frame_locals_address:struct frame_info *fi:fi::0:0
511 f:2:SAVED_PC_AFTER_CALL:CORE_ADDR:saved_pc_after_call:struct frame_info *frame:frame::0:0
512 f:2:FRAME_NUM_ARGS:int:frame_num_args:struct frame_info *frame:frame::0:0
514 F:2:STACK_ALIGN:CORE_ADDR:stack_align:CORE_ADDR sp:sp::0:0
515 v:1:EXTRA_STACK_ALIGNMENT_NEEDED:int:extra_stack_alignment_needed::::0:1::0:::
516 F:2:REG_STRUCT_HAS_ADDR:int:reg_struct_has_addr:int gcc_p, struct type *type:gcc_p, type::0:0
517 F:2:SAVE_DUMMY_FRAME_TOS:void:save_dummy_frame_tos:CORE_ADDR sp:sp::0:0
518 v:2:PARM_BOUNDARY:int:parm_boundary
520 v:2:TARGET_FLOAT_FORMAT:const struct floatformat *:float_format::::::default_float_format (gdbarch)
521 v:2:TARGET_DOUBLE_FORMAT:const struct floatformat *:double_format::::::default_double_format (gdbarch)
522 v:2:TARGET_LONG_DOUBLE_FORMAT:const struct floatformat *:long_double_format::::::&floatformat_unknown
523 f:2:CONVERT_FROM_FUNC_PTR_ADDR:CORE_ADDR:convert_from_func_ptr_addr:CORE_ADDR addr:addr:::core_addr_identity::0
524 # On some machines there are bits in addresses which are not really
525 # part of the address, but are used by the kernel, the hardware, etc.
526 # for special purposes. ADDR_BITS_REMOVE takes out any such bits so
527 # we get a "real" address such as one would find in a symbol table.
528 # This is used only for addresses of instructions, and even then I'm
529 # not sure it's used in all contexts. It exists to deal with there
530 # being a few stray bits in the PC which would mislead us, not as some
531 # sort of generic thing to handle alignment or segmentation (it's
532 # possible it should be in TARGET_READ_PC instead).
533 f:2:ADDR_BITS_REMOVE:CORE_ADDR:addr_bits_remove:CORE_ADDR addr:addr:::core_addr_identity::0
534 # FIXME/cagney/2001-01-18: This should be split in two. A target method that indicates if
535 # the target needs software single step. An ISA method to implement it.
537 # FIXME/cagney/2001-01-18: This should be replaced with something that inserts breakpoints
538 # using the breakpoint system instead of blatting memory directly (as with rs6000).
540 # FIXME/cagney/2001-01-18: The logic is backwards. It should be asking if the target can
541 # single step. If not, then implement single step using breakpoints.
542 F:2:SOFTWARE_SINGLE_STEP:void:software_single_step:enum target_signal sig, int insert_breakpoints_p:sig, insert_breakpoints_p::0:0
543 f:2:TARGET_PRINT_INSN:int:print_insn:bfd_vma vma, disassemble_info *info:vma, info:::legacy_print_insn::0
544 f:2:SKIP_TRAMPOLINE_CODE:CORE_ADDR:skip_trampoline_code:CORE_ADDR pc:pc:::generic_skip_trampoline_code::0
551 exec > new-gdbarch.log
552 function_list |
while do_read
555 ${class} ${macro}(${actual})
556 ${returntype} ${function} ($formal)${attrib}
560 eval echo \"\ \ \ \
${r}=\
${${r}}\"
562 # #fallbackdefault=${fallbackdefault}
563 # #valid_p=${valid_p}
565 if class_is_predicate_p
&& fallback_default_p
567 echo "Error: predicate function ${macro} can not have a non- multi-arch default" 1>&2
571 if [ "x${invalid_p}" = "x0" -a -n "${postdefault}" ]
573 echo "Error: postdefault is useless when invalid_p=0" 1>&2
581 compare_new gdbarch.log
587 /* *INDENT-OFF* */ /* THIS FILE IS GENERATED */
589 /* Dynamic architecture support for GDB, the GNU debugger.
590 Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
592 This file is part of GDB.
594 This program is free software; you can redistribute it and/or modify
595 it under the terms of the GNU General Public License as published by
596 the Free Software Foundation; either version 2 of the License, or
597 (at your option) any later version.
599 This program is distributed in the hope that it will be useful,
600 but WITHOUT ANY WARRANTY; without even the implied warranty of
601 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
602 GNU General Public License for more details.
604 You should have received a copy of the GNU General Public License
605 along with this program; if not, write to the Free Software
606 Foundation, Inc., 59 Temple Place - Suite 330,
607 Boston, MA 02111-1307, USA. */
609 /* This file was created with the aid of \`\`gdbarch.sh''.
611 The Bourne shell script \`\`gdbarch.sh'' creates the files
612 \`\`new-gdbarch.c'' and \`\`new-gdbarch.h and then compares them
613 against the existing \`\`gdbarch.[hc]''. Any differences found
616 If editing this file, please also run gdbarch.sh and merge any
617 changes into that script. Conversely, when making sweeping changes
618 to this file, modifying gdbarch.sh and using its output may prove
634 #include "dis-asm.h" /* Get defs for disassemble_info, which unfortunately is a typedef. */
636 #include "value.h" /* For default_coerce_float_to_double which is referenced by a macro. */
643 extern struct gdbarch *current_gdbarch;
646 /* If any of the following are defined, the target wasn't correctly
650 #if defined (EXTRA_FRAME_INFO)
651 #error "EXTRA_FRAME_INFO: replaced by struct frame_extra_info"
656 #if defined (FRAME_FIND_SAVED_REGS)
657 #error "FRAME_FIND_SAVED_REGS: replaced by FRAME_INIT_SAVED_REGS"
661 #if (GDB_MULTI_ARCH >= GDB_MULTI_ARCH_PURE) && defined (GDB_TM_FILE)
662 #error "GDB_TM_FILE: Pure multi-arch targets do not have a tm.h file."
669 printf "/* The following are pre-initialized by GDBARCH. */\n"
670 function_list |
while do_read
675 printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch);\n"
676 printf "/* set_gdbarch_${function}() - not applicable - pre-initialized. */\n"
677 printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (${macro})\n"
678 printf "#error \"Non multi-arch definition of ${macro}\"\n"
680 printf "#if GDB_MULTI_ARCH\n"
681 printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (${macro})\n"
682 printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n"
691 printf "/* The following are initialized by the target dependent code. */\n"
692 function_list |
while do_read
694 if [ -n "${comment}" ]
696 echo "${comment}" |
sed \
701 if class_is_multiarch_p
703 if class_is_predicate_p
706 printf "extern int gdbarch_${function}_p (struct gdbarch *gdbarch);\n"
709 if class_is_predicate_p
712 printf "#if defined (${macro})\n"
713 printf "/* Legacy for systems yet to multi-arch ${macro} */\n"
714 #printf "#if (GDB_MULTI_ARCH <= GDB_MULTI_ARCH_PARTIAL) && defined (${macro})\n"
715 printf "#if !defined (${macro}_P)\n"
716 printf "#define ${macro}_P() (1)\n"
720 printf "/* Default predicate for non- multi-arch targets. */\n"
721 printf "#if (!GDB_MULTI_ARCH) && !defined (${macro}_P)\n"
722 printf "#define ${macro}_P() (0)\n"
725 printf "extern int gdbarch_${function}_p (struct gdbarch *gdbarch);\n"
726 printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (${macro}_P)\n"
727 printf "#error \"Non multi-arch definition of ${macro}\"\n"
729 printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (${macro}_P)\n"
730 printf "#define ${macro}_P() (gdbarch_${function}_p (current_gdbarch))\n"
734 if class_is_variable_p
736 if fallback_default_p || class_is_predicate_p
739 printf "/* Default (value) for non- multi-arch platforms. */\n"
740 printf "#if (!GDB_MULTI_ARCH) && !defined (${macro})\n"
741 echo "#define ${macro} (${fallbackdefault})" \
742 |
sed -e 's/\([^a-z_]\)\(gdbarch[^a-z_]\)/\1current_\2/g'
746 printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch);\n"
747 printf "extern void set_gdbarch_${function} (struct gdbarch *gdbarch, ${returntype} ${function});\n"
748 printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (${macro})\n"
749 printf "#error \"Non multi-arch definition of ${macro}\"\n"
751 printf "#if GDB_MULTI_ARCH\n"
752 printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (${macro})\n"
753 printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n"
757 if class_is_function_p
759 if class_is_multiarch_p
; then :
760 elif fallback_default_p || class_is_predicate_p
763 printf "/* Default (function) for non- multi-arch platforms. */\n"
764 printf "#if (!GDB_MULTI_ARCH) && !defined (${macro})\n"
765 if [ "x${fallbackdefault}" = "x0" ]
767 printf "#define ${macro}(${actual}) (internal_error (__FILE__, __LINE__, \"${macro}\"), 0)\n"
769 # FIXME: Should be passing current_gdbarch through!
770 echo "#define ${macro}(${actual}) (${fallbackdefault} (${actual}))" \
771 |
sed -e 's/\([^a-z_]\)\(gdbarch[^a-z_]\)/\1current_\2/g'
776 if [ "x${formal}" = "xvoid" ] && class_is_multiarch_p
778 printf "typedef ${returntype} (gdbarch_${function}_ftype) (struct gdbarch *gdbarch);\n"
779 elif class_is_multiarch_p
781 printf "typedef ${returntype} (gdbarch_${function}_ftype) (struct gdbarch *gdbarch, ${formal});\n"
783 printf "typedef ${returntype} (gdbarch_${function}_ftype) (${formal});\n"
785 if [ "x${formal}" = "xvoid" ]
787 printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch);\n"
789 printf "extern ${returntype} gdbarch_${function} (struct gdbarch *gdbarch, ${formal});\n"
791 printf "extern void set_gdbarch_${function} (struct gdbarch *gdbarch, gdbarch_${function}_ftype *${function});\n"
792 if class_is_multiarch_p
; then :
794 printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (${macro})\n"
795 printf "#error \"Non multi-arch definition of ${macro}\"\n"
797 printf "#if GDB_MULTI_ARCH\n"
798 printf "#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (${macro})\n"
799 if [ "x${actual}" = "x" ]
801 printf "#define ${macro}() (gdbarch_${function} (current_gdbarch))\n"
802 elif [ "x${actual}" = "x-" ]
804 printf "#define ${macro} (gdbarch_${function} (current_gdbarch))\n"
806 printf "#define ${macro}(${actual}) (gdbarch_${function} (current_gdbarch, ${actual}))\n"
817 extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch);
820 /* Mechanism for co-ordinating the selection of a specific
823 GDB targets (*-tdep.c) can register an interest in a specific
824 architecture. Other GDB components can register a need to maintain
825 per-architecture data.
827 The mechanisms below ensures that there is only a loose connection
828 between the set-architecture command and the various GDB
829 components. Each component can independently register their need
830 to maintain architecture specific data with gdbarch.
834 Previously, a single TARGET_ARCHITECTURE_HOOK was provided. It
837 The more traditional mega-struct containing architecture specific
838 data for all the various GDB components was also considered. Since
839 GDB is built from a variable number of (fairly independent)
840 components it was determined that the global aproach was not
844 /* Register a new architectural family with GDB.
846 Register support for the specified ARCHITECTURE with GDB. When
847 gdbarch determines that the specified architecture has been
848 selected, the corresponding INIT function is called.
852 The INIT function takes two parameters: INFO which contains the
853 information available to gdbarch about the (possibly new)
854 architecture; ARCHES which is a list of the previously created
855 \`\`struct gdbarch'' for this architecture.
857 The INIT function parameter INFO shall, as far as possible, be
858 pre-initialized with information obtained from INFO.ABFD or
859 previously selected architecture (if similar). INIT shall ensure
860 that the INFO.BYTE_ORDER is non-zero.
862 The INIT function shall return any of: NULL - indicating that it
863 doesn't recognize the selected architecture; an existing \`\`struct
864 gdbarch'' from the ARCHES list - indicating that the new
865 architecture is just a synonym for an earlier architecture (see
866 gdbarch_list_lookup_by_info()); a newly created \`\`struct gdbarch''
867 - that describes the selected architecture (see gdbarch_alloc()).
869 The DUMP_TDEP function shall print out all target specific values.
870 Care should be taken to ensure that the function works in both the
871 multi-arch and non- multi-arch cases. */
875 struct gdbarch *gdbarch;
876 struct gdbarch_list *next;
881 /* Use default: NULL (ZERO). */
882 const struct bfd_arch_info *bfd_arch_info;
884 /* Use default: 0 (ZERO). */
887 /* Use default: NULL (ZERO). */
890 /* Use default: NULL (ZERO). */
891 struct gdbarch_tdep_info *tdep_info;
894 typedef struct gdbarch *(gdbarch_init_ftype) (struct gdbarch_info info, struct gdbarch_list *arches);
895 typedef void (gdbarch_dump_tdep_ftype) (struct gdbarch *gdbarch, struct ui_file *file);
897 /* DEPRECATED - use gdbarch_register() */
898 extern void register_gdbarch_init (enum bfd_architecture architecture, gdbarch_init_ftype *);
900 extern void gdbarch_register (enum bfd_architecture architecture,
901 gdbarch_init_ftype *,
902 gdbarch_dump_tdep_ftype *);
905 /* Return a freshly allocated, NULL terminated, array of the valid
906 architecture names. Since architectures are registered during the
907 _initialize phase this function only returns useful information
908 once initialization has been completed. */
910 extern const char **gdbarch_printable_names (void);
913 /* Helper function. Search the list of ARCHES for a GDBARCH that
914 matches the information provided by INFO. */
916 extern struct gdbarch_list *gdbarch_list_lookup_by_info (struct gdbarch_list *arches, const struct gdbarch_info *info);
919 /* Helper function. Create a preliminary \`\`struct gdbarch''. Perform
920 basic initialization using values obtained from the INFO andTDEP
921 parameters. set_gdbarch_*() functions are called to complete the
922 initialization of the object. */
924 extern struct gdbarch *gdbarch_alloc (const struct gdbarch_info *info, struct gdbarch_tdep *tdep);
927 /* Helper function. Free a partially-constructed \`\`struct gdbarch''.
928 It is assumed that the caller freeds the \`\`struct
931 extern void gdbarch_free (struct gdbarch *);
934 /* Helper function. Force an update of the current architecture.
936 The actual architecture selected is determined by INFO, \`\`(gdb) set
937 architecture'' et.al., the existing architecture and BFD's default
938 architecture. INFO should be initialized to zero and then selected
939 fields should be updated.
941 Returns non-zero if the update succeeds */
943 extern int gdbarch_update_p (struct gdbarch_info info);
947 /* Register per-architecture data-pointer.
949 Reserve space for a per-architecture data-pointer. An identifier
950 for the reserved data-pointer is returned. That identifer should
951 be saved in a local static variable.
953 The per-architecture data-pointer can be initialized in one of two
954 ways: The value can be set explicitly using a call to
955 set_gdbarch_data(); the value can be set implicitly using the value
956 returned by a non-NULL INIT() callback. INIT(), when non-NULL is
957 called after the basic architecture vector has been created.
959 When a previously created architecture is re-selected, the
960 per-architecture data-pointer for that previous architecture is
961 restored. INIT() is not called.
963 During initialization, multiple assignments of the data-pointer are
964 allowed, non-NULL values are deleted by calling FREE(). If the
965 architecture is deleted using gdbarch_free() all non-NULL data
966 pointers are also deleted using FREE().
968 Multiple registrarants for any architecture are allowed (and
969 strongly encouraged). */
973 typedef void *(gdbarch_data_init_ftype) (struct gdbarch *gdbarch);
974 typedef void (gdbarch_data_free_ftype) (struct gdbarch *gdbarch,
976 extern struct gdbarch_data *register_gdbarch_data (gdbarch_data_init_ftype *init,
977 gdbarch_data_free_ftype *free);
978 extern void set_gdbarch_data (struct gdbarch *gdbarch,
979 struct gdbarch_data *data,
982 extern void *gdbarch_data (struct gdbarch_data*);
985 /* Register per-architecture memory region.
987 Provide a memory-region swap mechanism. Per-architecture memory
988 region are created. These memory regions are swapped whenever the
989 architecture is changed. For a new architecture, the memory region
990 is initialized with zero (0) and the INIT function is called.
992 Memory regions are swapped / initialized in the order that they are
993 registered. NULL DATA and/or INIT values can be specified.
995 New code should use register_gdbarch_data(). */
997 typedef void (gdbarch_swap_ftype) (void);
998 extern void register_gdbarch_swap (void *data, unsigned long size, gdbarch_swap_ftype *init);
999 #define REGISTER_GDBARCH_SWAP(VAR) register_gdbarch_swap (&(VAR), sizeof ((VAR)), NULL)
1003 /* The target-system-dependent byte order is dynamic */
1005 /* TARGET_BYTE_ORDER_SELECTABLE_P determines if the target endianness
1006 is selectable at runtime. The user can use the \`\`set endian''
1007 command to change it. TARGET_BYTE_ORDER_AUTO is nonzero when
1008 target_byte_order should be auto-detected (from the program image
1012 /* Multi-arch GDB is always bi-endian. */
1013 #define TARGET_BYTE_ORDER_SELECTABLE_P 1
1016 #ifndef TARGET_BYTE_ORDER_SELECTABLE_P
1017 /* compat - Catch old targets that define TARGET_BYTE_ORDER_SLECTABLE
1018 when they should have defined TARGET_BYTE_ORDER_SELECTABLE_P 1 */
1019 #ifdef TARGET_BYTE_ORDER_SELECTABLE
1020 #define TARGET_BYTE_ORDER_SELECTABLE_P 1
1022 #define TARGET_BYTE_ORDER_SELECTABLE_P 0
1026 extern int target_byte_order;
1027 #ifdef TARGET_BYTE_ORDER_SELECTABLE
1028 /* compat - Catch old targets that define TARGET_BYTE_ORDER_SELECTABLE
1029 and expect defs.h to re-define TARGET_BYTE_ORDER. */
1030 #undef TARGET_BYTE_ORDER
1032 #ifndef TARGET_BYTE_ORDER
1033 #define TARGET_BYTE_ORDER (target_byte_order + 0)
1036 extern int target_byte_order_auto;
1037 #ifndef TARGET_BYTE_ORDER_AUTO
1038 #define TARGET_BYTE_ORDER_AUTO (target_byte_order_auto + 0)
1043 /* The target-system-dependent BFD architecture is dynamic */
1045 extern int target_architecture_auto;
1046 #ifndef TARGET_ARCHITECTURE_AUTO
1047 #define TARGET_ARCHITECTURE_AUTO (target_architecture_auto + 0)
1050 extern const struct bfd_arch_info *target_architecture;
1051 #ifndef TARGET_ARCHITECTURE
1052 #define TARGET_ARCHITECTURE (target_architecture + 0)
1056 /* The target-system-dependent disassembler is semi-dynamic */
1058 extern int dis_asm_read_memory (bfd_vma memaddr, bfd_byte *myaddr,
1059 unsigned int len, disassemble_info *info);
1061 extern void dis_asm_memory_error (int status, bfd_vma memaddr,
1062 disassemble_info *info);
1064 extern void dis_asm_print_address (bfd_vma addr,
1065 disassemble_info *info);
1067 extern int (*tm_print_insn) (bfd_vma, disassemble_info*);
1068 extern disassemble_info tm_print_insn_info;
1069 #ifndef TARGET_PRINT_INSN_INFO
1070 #define TARGET_PRINT_INSN_INFO (&tm_print_insn_info)
1075 /* Set the dynamic target-system-dependent parameters (architecture,
1076 byte-order, ...) using information found in the BFD */
1078 extern void set_gdbarch_from_file (bfd *);
1081 /* Initialize the current architecture to the "first" one we find on
1084 extern void initialize_current_architecture (void);
1086 /* For non-multiarched targets, do any initialization of the default
1087 gdbarch object necessary after the _initialize_MODULE functions
1089 extern void initialize_non_multiarch ();
1091 /* gdbarch trace variable */
1092 extern int gdbarch_debug;
1094 extern void gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file);
1099 #../move-if-change new-gdbarch.h gdbarch.h
1100 compare_new gdbarch.h
1107 exec > new-gdbarch.c
1112 #include "arch-utils.h"
1116 #include "inferior.h" /* enum CALL_DUMMY_LOCATION et.al. */
1118 /* Just include everything in sight so that the every old definition
1119 of macro is visible. */
1120 #include "gdb_string.h"
1124 #include "inferior.h"
1125 #include "breakpoint.h"
1126 #include "gdb_wait.h"
1127 #include "gdbcore.h"
1130 #include "gdbthread.h"
1131 #include "annotate.h"
1132 #include "symfile.h" /* for overlay functions */
1133 #include "value.h" /* For old tm.h/nm.h macros. */
1137 #include "floatformat.h"
1139 #include "gdb_assert.h"
1140 #include "gdb-events.h"
1142 /* Static function declarations */
1144 static void verify_gdbarch (struct gdbarch *gdbarch);
1145 static void alloc_gdbarch_data (struct gdbarch *);
1146 static void init_gdbarch_data (struct gdbarch *);
1147 static void free_gdbarch_data (struct gdbarch *);
1148 static void init_gdbarch_swap (struct gdbarch *);
1149 static void swapout_gdbarch_swap (struct gdbarch *);
1150 static void swapin_gdbarch_swap (struct gdbarch *);
1152 /* Convenience macro for allocting typesafe memory. */
1155 #define XMALLOC(TYPE) (TYPE*) xmalloc (sizeof (TYPE))
1159 /* Non-zero if we want to trace architecture code. */
1161 #ifndef GDBARCH_DEBUG
1162 #define GDBARCH_DEBUG 0
1164 int gdbarch_debug = GDBARCH_DEBUG;
1168 # gdbarch open the gdbarch object
1170 printf "/* Maintain the struct gdbarch object */\n"
1172 printf "struct gdbarch\n"
1174 printf " /* basic architectural information */\n"
1175 function_list |
while do_read
1179 printf " ${returntype} ${function};\n"
1183 printf " /* target specific vector. */\n"
1184 printf " struct gdbarch_tdep *tdep;\n"
1185 printf " gdbarch_dump_tdep_ftype *dump_tdep;\n"
1187 printf " /* per-architecture data-pointers */\n"
1188 printf " unsigned nr_data;\n"
1189 printf " void **data;\n"
1191 printf " /* per-architecture swap-regions */\n"
1192 printf " struct gdbarch_swap *swap;\n"
1195 /* Multi-arch values.
1197 When extending this structure you must:
1199 Add the field below.
1201 Declare set/get functions and define the corresponding
1204 gdbarch_alloc(): If zero/NULL is not a suitable default,
1205 initialize the new field.
1207 verify_gdbarch(): Confirm that the target updated the field
1210 gdbarch_dump(): Add a fprintf_unfiltered call so that the new
1213 \`\`startup_gdbarch()'': Append an initial value to the static
1214 variable (base values on the host's c-type system).
1216 get_gdbarch(): Implement the set/get functions (probably using
1217 the macro's as shortcuts).
1222 function_list |
while do_read
1224 if class_is_variable_p
1226 printf " ${returntype} ${function};\n"
1227 elif class_is_function_p
1229 printf " gdbarch_${function}_ftype *${function}${attrib};\n"
1234 # A pre-initialized vector
1238 /* The default architecture uses host values (for want of a better
1242 printf "extern const struct bfd_arch_info bfd_default_arch_struct;\n"
1244 printf "struct gdbarch startup_gdbarch =\n"
1246 printf " /* basic architecture information */\n"
1247 function_list |
while do_read
1251 printf " ${staticdefault},\n"
1255 /* target specific vector and its dump routine */
1257 /*per-architecture data-pointers and swap regions */
1259 /* Multi-arch values */
1261 function_list |
while do_read
1263 if class_is_function_p || class_is_variable_p
1265 printf " ${staticdefault},\n"
1269 /* startup_gdbarch() */
1272 struct gdbarch *current_gdbarch = &startup_gdbarch;
1274 /* Do any initialization needed for a non-multiarch configuration
1275 after the _initialize_MODULE functions have been run. */
1277 initialize_non_multiarch ()
1279 alloc_gdbarch_data (&startup_gdbarch);
1280 init_gdbarch_data (&startup_gdbarch);
1284 # Create a new gdbarch struct
1288 /* Create a new \`\`struct gdbarch'' based on information provided by
1289 \`\`struct gdbarch_info''. */
1294 gdbarch_alloc (const struct gdbarch_info *info,
1295 struct gdbarch_tdep *tdep)
1297 /* NOTE: The new architecture variable is named \`\`current_gdbarch''
1298 so that macros such as TARGET_DOUBLE_BIT, when expanded, refer to
1299 the current local architecture and not the previous global
1300 architecture. This ensures that the new architectures initial
1301 values are not influenced by the previous architecture. Once
1302 everything is parameterised with gdbarch, this will go away. */
1303 struct gdbarch *current_gdbarch = XMALLOC (struct gdbarch);
1304 memset (current_gdbarch, 0, sizeof (*current_gdbarch));
1306 alloc_gdbarch_data (current_gdbarch);
1308 current_gdbarch->tdep = tdep;
1311 function_list |
while do_read
1315 printf " current_gdbarch->${function} = info->${function};\n"
1319 printf " /* Force the explicit initialization of these. */\n"
1320 function_list |
while do_read
1322 if class_is_function_p || class_is_variable_p
1324 if [ -n "${predefault}" -a "x${predefault}" != "x0" ]
1326 printf " current_gdbarch->${function} = ${predefault};\n"
1331 /* gdbarch_alloc() */
1333 return current_gdbarch;
1337 # Free a gdbarch struct.
1341 /* Free a gdbarch struct. This should never happen in normal
1342 operation --- once you've created a gdbarch, you keep it around.
1343 However, if an architecture's init function encounters an error
1344 building the structure, it may need to clean up a partially
1345 constructed gdbarch. */
1348 gdbarch_free (struct gdbarch *arch)
1350 gdb_assert (arch != NULL);
1351 free_gdbarch_data (arch);
1356 # verify a new architecture
1359 printf "/* Ensure that all values in a GDBARCH are reasonable. */\n"
1363 verify_gdbarch (struct gdbarch *gdbarch)
1365 /* Only perform sanity checks on a multi-arch target. */
1366 if (!GDB_MULTI_ARCH)
1369 if (gdbarch->byte_order == 0)
1370 internal_error (__FILE__, __LINE__,
1371 "verify_gdbarch: byte-order unset");
1372 if (gdbarch->bfd_arch_info == NULL)
1373 internal_error (__FILE__, __LINE__,
1374 "verify_gdbarch: bfd_arch_info unset");
1375 /* Check those that need to be defined for the given multi-arch level. */
1377 function_list |
while do_read
1379 if class_is_function_p || class_is_variable_p
1381 if [ "x${invalid_p}" = "x0" ]
1383 printf " /* Skip verify of ${function}, invalid_p == 0 */\n"
1384 elif class_is_predicate_p
1386 printf " /* Skip verify of ${function}, has predicate */\n"
1387 # FIXME: See do_read for potential simplification
1388 elif [ -n "${invalid_p}" -a -n "${postdefault}" ]
1390 printf " if (${invalid_p})\n"
1391 printf " gdbarch->${function} = ${postdefault};\n"
1392 elif [ -n "${predefault}" -a -n "${postdefault}" ]
1394 printf " if (gdbarch->${function} == ${predefault})\n"
1395 printf " gdbarch->${function} = ${postdefault};\n"
1396 elif [ -n "${postdefault}" ]
1398 printf " if (gdbarch->${function} == 0)\n"
1399 printf " gdbarch->${function} = ${postdefault};\n"
1400 elif [ -n "${invalid_p}" ]
1402 printf " if ((GDB_MULTI_ARCH >= ${level})\n"
1403 printf " && (${invalid_p}))\n"
1404 printf " internal_error (__FILE__, __LINE__,\n"
1405 printf " \"gdbarch: verify_gdbarch: ${function} invalid\");\n"
1406 elif [ -n "${predefault}" ]
1408 printf " if ((GDB_MULTI_ARCH >= ${level})\n"
1409 printf " && (gdbarch->${function} == ${predefault}))\n"
1410 printf " internal_error (__FILE__, __LINE__,\n"
1411 printf " \"gdbarch: verify_gdbarch: ${function} invalid\");\n"
1419 # dump the structure
1423 /* Print out the details of the current architecture. */
1425 /* NOTE/WARNING: The parameter is called \`\`current_gdbarch'' so that it
1426 just happens to match the global variable \`\`current_gdbarch''. That
1427 way macros refering to that variable get the local and not the global
1428 version - ulgh. Once everything is parameterised with gdbarch, this
1432 gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
1434 fprintf_unfiltered (file,
1435 "gdbarch_dump: GDB_MULTI_ARCH = %d\\n",
1438 function_list |
sort -t: +2 |
while do_read
1440 # multiarch functions don't have macros.
1441 if class_is_multiarch_p
1443 printf " if (GDB_MULTI_ARCH)\n"
1444 printf " fprintf_unfiltered (file,\n"
1445 printf " \"gdbarch_dump: ${function} = 0x%%08lx\\\\n\",\n"
1446 printf " (long) current_gdbarch->${function});\n"
1449 printf "#ifdef ${macro}\n"
1450 if [ "x${returntype}" = "xvoid" ]
1452 printf "#if GDB_MULTI_ARCH\n"
1453 printf " /* Macro might contain \`[{}]' when not multi-arch */\n"
1455 if class_is_function_p
1457 printf " fprintf_unfiltered (file,\n"
1458 printf " \"gdbarch_dump: %%s # %%s\\\\n\",\n"
1459 printf " \"${macro}(${actual})\",\n"
1460 printf " XSTRING (${macro} (${actual})));\n"
1462 printf " fprintf_unfiltered (file,\n"
1463 printf " \"gdbarch_dump: ${macro} # %%s\\\\n\",\n"
1464 printf " XSTRING (${macro}));\n"
1466 if [ "x${returntype}" = "xvoid" ]
1470 if [ "x${print_p}" = "x()" ]
1472 printf " gdbarch_dump_${function} (current_gdbarch);\n"
1473 elif [ "x${print_p}" = "x0" ]
1475 printf " /* skip print of ${macro}, print_p == 0. */\n"
1476 elif [ -n "${print_p}" ]
1478 printf " if (${print_p})\n"
1479 printf " fprintf_unfiltered (file,\n"
1480 printf " \"gdbarch_dump: ${macro} = %s\\\\n\",\n" "${fmt}"
1481 printf " ${print});\n"
1482 elif class_is_function_p
1484 printf " if (GDB_MULTI_ARCH)\n"
1485 printf " fprintf_unfiltered (file,\n"
1486 printf " \"gdbarch_dump: ${macro} = 0x%%08lx\\\\n\",\n"
1487 printf " (long) current_gdbarch->${function}\n"
1488 printf " /*${macro} ()*/);\n"
1490 printf " fprintf_unfiltered (file,\n"
1491 printf " \"gdbarch_dump: ${macro} = %s\\\\n\",\n" "${fmt}"
1492 printf " ${print});\n"
1497 if (current_gdbarch->dump_tdep != NULL)
1498 current_gdbarch->dump_tdep (current_gdbarch, file);
1506 struct gdbarch_tdep *
1507 gdbarch_tdep (struct gdbarch *gdbarch)
1509 if (gdbarch_debug >= 2)
1510 fprintf_unfiltered (gdb_stdlog, "gdbarch_tdep called\\n");
1511 return gdbarch->tdep;
1515 function_list |
while do_read
1517 if class_is_predicate_p
1521 printf "gdbarch_${function}_p (struct gdbarch *gdbarch)\n"
1523 if [ -n "${valid_p}" ]
1525 printf " return ${valid_p};\n"
1527 printf "#error \"gdbarch_${function}_p: not defined\"\n"
1531 if class_is_function_p
1534 printf "${returntype}\n"
1535 if [ "x${formal}" = "xvoid" ]
1537 printf "gdbarch_${function} (struct gdbarch *gdbarch)\n"
1539 printf "gdbarch_${function} (struct gdbarch *gdbarch, ${formal})\n"
1542 printf " if (gdbarch->${function} == 0)\n"
1543 printf " internal_error (__FILE__, __LINE__,\n"
1544 printf " \"gdbarch: gdbarch_${function} invalid\");\n"
1545 printf " if (gdbarch_debug >= 2)\n"
1546 printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n"
1547 if [ "x${actual}" = "x-" -o "x${actual}" = "x" ]
1549 if class_is_multiarch_p
1556 if class_is_multiarch_p
1558 params
="gdbarch, ${actual}"
1563 if [ "x${returntype}" = "xvoid" ]
1565 printf " gdbarch->${function} (${params});\n"
1567 printf " return gdbarch->${function} (${params});\n"
1572 printf "set_gdbarch_${function} (struct gdbarch *gdbarch,\n"
1573 printf " `echo ${function} | sed -e 's/./ /g'` gdbarch_${function}_ftype ${function})\n"
1575 printf " gdbarch->${function} = ${function};\n"
1577 elif class_is_variable_p
1580 printf "${returntype}\n"
1581 printf "gdbarch_${function} (struct gdbarch *gdbarch)\n"
1583 if [ "x${invalid_p}" = "x0" ]
1585 printf " /* Skip verify of ${function}, invalid_p == 0 */\n"
1586 elif [ -n "${invalid_p}" ]
1588 printf " if (${invalid_p})\n"
1589 printf " internal_error (__FILE__, __LINE__,\n"
1590 printf " \"gdbarch: gdbarch_${function} invalid\");\n"
1591 elif [ -n "${predefault}" ]
1593 printf " if (gdbarch->${function} == ${predefault})\n"
1594 printf " internal_error (__FILE__, __LINE__,\n"
1595 printf " \"gdbarch: gdbarch_${function} invalid\");\n"
1597 printf " if (gdbarch_debug >= 2)\n"
1598 printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n"
1599 printf " return gdbarch->${function};\n"
1603 printf "set_gdbarch_${function} (struct gdbarch *gdbarch,\n"
1604 printf " `echo ${function} | sed -e 's/./ /g'` ${returntype} ${function})\n"
1606 printf " gdbarch->${function} = ${function};\n"
1608 elif class_is_info_p
1611 printf "${returntype}\n"
1612 printf "gdbarch_${function} (struct gdbarch *gdbarch)\n"
1614 printf " if (gdbarch_debug >= 2)\n"
1615 printf " fprintf_unfiltered (gdb_stdlog, \"gdbarch_${function} called\\\\n\");\n"
1616 printf " return gdbarch->${function};\n"
1621 # All the trailing guff
1625 /* Keep a registry of per-architecture data-pointers required by GDB
1631 gdbarch_data_init_ftype *init;
1632 gdbarch_data_free_ftype *free;
1635 struct gdbarch_data_registration
1637 struct gdbarch_data *data;
1638 struct gdbarch_data_registration *next;
1641 struct gdbarch_data_registry
1644 struct gdbarch_data_registration *registrations;
1647 struct gdbarch_data_registry gdbarch_data_registry =
1652 struct gdbarch_data *
1653 register_gdbarch_data (gdbarch_data_init_ftype *init,
1654 gdbarch_data_free_ftype *free)
1656 struct gdbarch_data_registration **curr;
1657 for (curr = &gdbarch_data_registry.registrations;
1659 curr = &(*curr)->next);
1660 (*curr) = XMALLOC (struct gdbarch_data_registration);
1661 (*curr)->next = NULL;
1662 (*curr)->data = XMALLOC (struct gdbarch_data);
1663 (*curr)->data->index = gdbarch_data_registry.nr++;
1664 (*curr)->data->init = init;
1665 (*curr)->data->free = free;
1666 return (*curr)->data;
1670 /* Walk through all the registered users initializing each in turn. */
1673 init_gdbarch_data (struct gdbarch *gdbarch)
1675 struct gdbarch_data_registration *rego;
1676 for (rego = gdbarch_data_registry.registrations;
1680 struct gdbarch_data *data = rego->data;
1681 gdb_assert (data->index < gdbarch->nr_data);
1682 if (data->init != NULL)
1684 void *pointer = data->init (gdbarch);
1685 set_gdbarch_data (gdbarch, data, pointer);
1690 /* Create/delete the gdbarch data vector. */
1693 alloc_gdbarch_data (struct gdbarch *gdbarch)
1695 gdb_assert (gdbarch->data == NULL);
1696 gdbarch->nr_data = gdbarch_data_registry.nr;
1697 gdbarch->data = xcalloc (gdbarch->nr_data, sizeof (void*));
1701 free_gdbarch_data (struct gdbarch *gdbarch)
1703 struct gdbarch_data_registration *rego;
1704 gdb_assert (gdbarch->data != NULL);
1705 for (rego = gdbarch_data_registry.registrations;
1709 struct gdbarch_data *data = rego->data;
1710 gdb_assert (data->index < gdbarch->nr_data);
1711 if (data->free != NULL && gdbarch->data[data->index] != NULL)
1713 data->free (gdbarch, gdbarch->data[data->index]);
1714 gdbarch->data[data->index] = NULL;
1717 xfree (gdbarch->data);
1718 gdbarch->data = NULL;
1722 /* Initialize the current value of thee specified per-architecture
1726 set_gdbarch_data (struct gdbarch *gdbarch,
1727 struct gdbarch_data *data,
1730 gdb_assert (data->index < gdbarch->nr_data);
1731 if (data->free != NULL && gdbarch->data[data->index] != NULL)
1732 data->free (gdbarch, gdbarch->data[data->index]);
1733 gdbarch->data[data->index] = pointer;
1736 /* Return the current value of the specified per-architecture
1740 gdbarch_data (struct gdbarch_data *data)
1742 gdb_assert (data->index < current_gdbarch->nr_data);
1743 return current_gdbarch->data[data->index];
1748 /* Keep a registry of swapped data required by GDB modules. */
1753 struct gdbarch_swap_registration *source;
1754 struct gdbarch_swap *next;
1757 struct gdbarch_swap_registration
1760 unsigned long sizeof_data;
1761 gdbarch_swap_ftype *init;
1762 struct gdbarch_swap_registration *next;
1765 struct gdbarch_swap_registry
1768 struct gdbarch_swap_registration *registrations;
1771 struct gdbarch_swap_registry gdbarch_swap_registry =
1777 register_gdbarch_swap (void *data,
1778 unsigned long sizeof_data,
1779 gdbarch_swap_ftype *init)
1781 struct gdbarch_swap_registration **rego;
1782 for (rego = &gdbarch_swap_registry.registrations;
1784 rego = &(*rego)->next);
1785 (*rego) = XMALLOC (struct gdbarch_swap_registration);
1786 (*rego)->next = NULL;
1787 (*rego)->init = init;
1788 (*rego)->data = data;
1789 (*rego)->sizeof_data = sizeof_data;
1794 init_gdbarch_swap (struct gdbarch *gdbarch)
1796 struct gdbarch_swap_registration *rego;
1797 struct gdbarch_swap **curr = &gdbarch->swap;
1798 for (rego = gdbarch_swap_registry.registrations;
1802 if (rego->data != NULL)
1804 (*curr) = XMALLOC (struct gdbarch_swap);
1805 (*curr)->source = rego;
1806 (*curr)->swap = xmalloc (rego->sizeof_data);
1807 (*curr)->next = NULL;
1808 memset (rego->data, 0, rego->sizeof_data);
1809 curr = &(*curr)->next;
1811 if (rego->init != NULL)
1817 swapout_gdbarch_swap (struct gdbarch *gdbarch)
1819 struct gdbarch_swap *curr;
1820 for (curr = gdbarch->swap;
1823 memcpy (curr->swap, curr->source->data, curr->source->sizeof_data);
1827 swapin_gdbarch_swap (struct gdbarch *gdbarch)
1829 struct gdbarch_swap *curr;
1830 for (curr = gdbarch->swap;
1833 memcpy (curr->source->data, curr->swap, curr->source->sizeof_data);
1837 /* Keep a registry of the architectures known by GDB. */
1839 struct gdbarch_registration
1841 enum bfd_architecture bfd_architecture;
1842 gdbarch_init_ftype *init;
1843 gdbarch_dump_tdep_ftype *dump_tdep;
1844 struct gdbarch_list *arches;
1845 struct gdbarch_registration *next;
1848 static struct gdbarch_registration *gdbarch_registry = NULL;
1851 append_name (const char ***buf, int *nr, const char *name)
1853 *buf = xrealloc (*buf, sizeof (char**) * (*nr + 1));
1859 gdbarch_printable_names (void)
1863 /* Accumulate a list of names based on the registed list of
1865 enum bfd_architecture a;
1867 const char **arches = NULL;
1868 struct gdbarch_registration *rego;
1869 for (rego = gdbarch_registry;
1873 const struct bfd_arch_info *ap;
1874 ap = bfd_lookup_arch (rego->bfd_architecture, 0);
1876 internal_error (__FILE__, __LINE__,
1877 "gdbarch_architecture_names: multi-arch unknown");
1880 append_name (&arches, &nr_arches, ap->printable_name);
1885 append_name (&arches, &nr_arches, NULL);
1889 /* Just return all the architectures that BFD knows. Assume that
1890 the legacy architecture framework supports them. */
1891 return bfd_arch_list ();
1896 gdbarch_register (enum bfd_architecture bfd_architecture,
1897 gdbarch_init_ftype *init,
1898 gdbarch_dump_tdep_ftype *dump_tdep)
1900 struct gdbarch_registration **curr;
1901 const struct bfd_arch_info *bfd_arch_info;
1902 /* Check that BFD recognizes this architecture */
1903 bfd_arch_info = bfd_lookup_arch (bfd_architecture, 0);
1904 if (bfd_arch_info == NULL)
1906 internal_error (__FILE__, __LINE__,
1907 "gdbarch: Attempt to register unknown architecture (%d)",
1910 /* Check that we haven't seen this architecture before */
1911 for (curr = &gdbarch_registry;
1913 curr = &(*curr)->next)
1915 if (bfd_architecture == (*curr)->bfd_architecture)
1916 internal_error (__FILE__, __LINE__,
1917 "gdbarch: Duplicate registraration of architecture (%s)",
1918 bfd_arch_info->printable_name);
1922 fprintf_unfiltered (gdb_stdlog, "register_gdbarch_init (%s, 0x%08lx)\n",
1923 bfd_arch_info->printable_name,
1926 (*curr) = XMALLOC (struct gdbarch_registration);
1927 (*curr)->bfd_architecture = bfd_architecture;
1928 (*curr)->init = init;
1929 (*curr)->dump_tdep = dump_tdep;
1930 (*curr)->arches = NULL;
1931 (*curr)->next = NULL;
1932 /* When non- multi-arch, install whatever target dump routine we've
1933 been provided - hopefully that routine has been written correctly
1934 and works regardless of multi-arch. */
1935 if (!GDB_MULTI_ARCH && dump_tdep != NULL
1936 && startup_gdbarch.dump_tdep == NULL)
1937 startup_gdbarch.dump_tdep = dump_tdep;
1941 register_gdbarch_init (enum bfd_architecture bfd_architecture,
1942 gdbarch_init_ftype *init)
1944 gdbarch_register (bfd_architecture, init, NULL);
1948 /* Look for an architecture using gdbarch_info. Base search on only
1949 BFD_ARCH_INFO and BYTE_ORDER. */
1951 struct gdbarch_list *
1952 gdbarch_list_lookup_by_info (struct gdbarch_list *arches,
1953 const struct gdbarch_info *info)
1955 for (; arches != NULL; arches = arches->next)
1957 if (info->bfd_arch_info != arches->gdbarch->bfd_arch_info)
1959 if (info->byte_order != arches->gdbarch->byte_order)
1967 /* Update the current architecture. Return ZERO if the update request
1971 gdbarch_update_p (struct gdbarch_info info)
1973 struct gdbarch *new_gdbarch;
1974 struct gdbarch_list **list;
1975 struct gdbarch_registration *rego;
1977 /* Fill in missing parts of the INFO struct using a number of
1978 sources: \`\`set ...''; INFOabfd supplied; existing target. */
1980 /* \`\`(gdb) set architecture ...'' */
1981 if (info.bfd_arch_info == NULL
1982 && !TARGET_ARCHITECTURE_AUTO)
1983 info.bfd_arch_info = TARGET_ARCHITECTURE;
1984 if (info.bfd_arch_info == NULL
1985 && info.abfd != NULL
1986 && bfd_get_arch (info.abfd) != bfd_arch_unknown
1987 && bfd_get_arch (info.abfd) != bfd_arch_obscure)
1988 info.bfd_arch_info = bfd_get_arch_info (info.abfd);
1989 if (info.bfd_arch_info == NULL)
1990 info.bfd_arch_info = TARGET_ARCHITECTURE;
1992 /* \`\`(gdb) set byte-order ...'' */
1993 if (info.byte_order == 0
1994 && !TARGET_BYTE_ORDER_AUTO)
1995 info.byte_order = TARGET_BYTE_ORDER;
1996 /* From the INFO struct. */
1997 if (info.byte_order == 0
1998 && info.abfd != NULL)
1999 info.byte_order = (bfd_big_endian (info.abfd) ? BIG_ENDIAN
2000 : bfd_little_endian (info.abfd) ? LITTLE_ENDIAN
2002 /* From the current target. */
2003 if (info.byte_order == 0)
2004 info.byte_order = TARGET_BYTE_ORDER;
2006 /* Must have found some sort of architecture. */
2007 gdb_assert (info.bfd_arch_info != NULL);
2011 fprintf_unfiltered (gdb_stdlog,
2012 "gdbarch_update: info.bfd_arch_info %s\n",
2013 (info.bfd_arch_info != NULL
2014 ? info.bfd_arch_info->printable_name
2016 fprintf_unfiltered (gdb_stdlog,
2017 "gdbarch_update: info.byte_order %d (%s)\n",
2019 (info.byte_order == BIG_ENDIAN ? "big"
2020 : info.byte_order == LITTLE_ENDIAN ? "little"
2022 fprintf_unfiltered (gdb_stdlog,
2023 "gdbarch_update: info.abfd 0x%lx\n",
2025 fprintf_unfiltered (gdb_stdlog,
2026 "gdbarch_update: info.tdep_info 0x%lx\n",
2027 (long) info.tdep_info);
2030 /* Find the target that knows about this architecture. */
2031 for (rego = gdbarch_registry;
2034 if (rego->bfd_architecture == info.bfd_arch_info->arch)
2039 fprintf_unfiltered (gdb_stdlog, "gdbarch_update: No matching architecture\\n");
2043 /* Ask the target for a replacement architecture. */
2044 new_gdbarch = rego->init (info, rego->arches);
2046 /* Did the target like it? No. Reject the change. */
2047 if (new_gdbarch == NULL)
2050 fprintf_unfiltered (gdb_stdlog, "gdbarch_update: Target rejected architecture\\n");
2054 /* Did the architecture change? No. Do nothing. */
2055 if (current_gdbarch == new_gdbarch)
2058 fprintf_unfiltered (gdb_stdlog, "gdbarch_update: Architecture 0x%08lx (%s) unchanged\\n",
2060 new_gdbarch->bfd_arch_info->printable_name);
2064 /* Swap all data belonging to the old target out */
2065 swapout_gdbarch_swap (current_gdbarch);
2067 /* Is this a pre-existing architecture? Yes. Swap it in. */
2068 for (list = ®o->arches;
2070 list = &(*list)->next)
2072 if ((*list)->gdbarch == new_gdbarch)
2075 fprintf_unfiltered (gdb_stdlog,
2076 "gdbarch_update: Previous architecture 0x%08lx (%s) selected\\n",
2078 new_gdbarch->bfd_arch_info->printable_name);
2079 current_gdbarch = new_gdbarch;
2080 swapin_gdbarch_swap (new_gdbarch);
2081 architecture_changed_event ();
2086 /* Append this new architecture to this targets list. */
2087 (*list) = XMALLOC (struct gdbarch_list);
2088 (*list)->next = NULL;
2089 (*list)->gdbarch = new_gdbarch;
2091 /* Switch to this new architecture. Dump it out. */
2092 current_gdbarch = new_gdbarch;
2095 fprintf_unfiltered (gdb_stdlog,
2096 "gdbarch_update: New architecture 0x%08lx (%s) selected\\n",
2098 new_gdbarch->bfd_arch_info->printable_name);
2101 /* Check that the newly installed architecture is valid. Plug in
2102 any post init values. */
2103 new_gdbarch->dump_tdep = rego->dump_tdep;
2104 verify_gdbarch (new_gdbarch);
2106 /* Initialize the per-architecture memory (swap) areas.
2107 CURRENT_GDBARCH must be update before these modules are
2109 init_gdbarch_swap (new_gdbarch);
2111 /* Initialize the per-architecture data-pointer of all parties that
2112 registered an interest in this architecture. CURRENT_GDBARCH
2113 must be updated before these modules are called. */
2114 init_gdbarch_data (new_gdbarch);
2115 architecture_changed_event ();
2118 gdbarch_dump (current_gdbarch, gdb_stdlog);
2126 /* Pointer to the target-dependent disassembly function. */
2127 int (*tm_print_insn) (bfd_vma, disassemble_info *);
2128 disassemble_info tm_print_insn_info;
2131 extern void _initialize_gdbarch (void);
2134 _initialize_gdbarch (void)
2136 struct cmd_list_element *c;
2138 INIT_DISASSEMBLE_INFO_NO_ARCH (tm_print_insn_info, gdb_stdout, (fprintf_ftype)fprintf_filtered);
2139 tm_print_insn_info.flavour = bfd_target_unknown_flavour;
2140 tm_print_insn_info.read_memory_func = dis_asm_read_memory;
2141 tm_print_insn_info.memory_error_func = dis_asm_memory_error;
2142 tm_print_insn_info.print_address_func = dis_asm_print_address;
2144 add_show_from_set (add_set_cmd ("arch",
2147 (char *)&gdbarch_debug,
2148 "Set architecture debugging.\\n\\
2149 When non-zero, architecture debugging is enabled.", &setdebuglist),
2151 c = add_set_cmd ("archdebug",
2154 (char *)&gdbarch_debug,
2155 "Set architecture debugging.\\n\\
2156 When non-zero, architecture debugging is enabled.", &setlist);
2158 deprecate_cmd (c, "set debug arch");
2159 deprecate_cmd (add_show_from_set (c, &showlist), "show debug arch");
2165 #../move-if-change new-gdbarch.c gdbarch.c
2166 compare_new gdbarch.c