X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=gdb%2Fgdbarch.h;h=6404dc1cb438b09e2179ff90c29d6b582f3ee63c;hb=ea764154c27a11619ba764a4c92f395ba5007234;hp=2225c76ea3964f65ff0831b7c2349ca25b378aef;hpb=012b3a217a60cc74b802b059029c72a25d77808c;p=binutils-gdb.git
diff --git a/gdb/gdbarch.h b/gdb/gdbarch.h
index 2225c76ea39..6404dc1cb43 100644
--- a/gdb/gdbarch.h
+++ b/gdb/gdbarch.h
@@ -1,9 +1,6 @@
-/* *INDENT-OFF* */ /* THIS FILE IS GENERATED -*- buffer-read-only: t -*- */
-/* vi:set ro: */
-
/* Dynamic architecture support for GDB, the GNU debugger.
- Copyright (C) 1998-2016 Free Software Foundation, Inc.
+ Copyright (C) 1998-2022 Free Software Foundation, Inc.
This file is part of GDB.
@@ -20,22 +17,17 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see . */
-/* This file was created with the aid of ``gdbarch.sh''.
-
- The Bourne shell script ``gdbarch.sh'' creates the files
- ``new-gdbarch.c'' and ``new-gdbarch.h and then compares them
- against the existing ``gdbarch.[hc]''. Any differences found
- being reported.
-
- If editing this file, please also run gdbarch.sh and merge any
- changes into that script. Conversely, when making sweeping changes
- to this file, modifying gdbarch.sh and using its output may prove
- easier. */
#ifndef GDBARCH_H
#define GDBARCH_H
+#include
#include "frame.h"
+#include "dis-asm.h"
+#include "gdbsupport/gdb_obstack.h"
+#include "infrun.h"
+#include "osabi.h"
+#include "displaced-stepping.h"
struct floatformat;
struct ui_file;
@@ -51,23 +43,23 @@ struct target_ops;
struct obstack;
struct bp_target_info;
struct target_desc;
-struct objfile;
struct symbol;
-struct displaced_step_closure;
struct syscall;
struct agent_expr;
struct axs_value;
struct stap_parse_info;
-struct parser_state;
+struct expr_builder;
struct ravenscar_arch_ops;
-struct elf_internal_linux_prpsinfo;
struct mem_range;
struct syscalls_info;
struct thread_info;
struct ui_out;
+struct inferior;
#include "regcache.h"
+struct gdbarch_tdep {};
+
/* The architecture associated with the inferior through the
connection to the target.
@@ -91,1425 +83,64 @@ typedef int (iterate_over_objfiles_in_search_order_cb_ftype)
/* Callback type for regset section iterators. The callback usually
invokes the REGSET's supply or collect method, to which it must
- pass a buffer with at least the given SIZE. SECT_NAME is a BFD
- section name, and HUMAN_NAME is used for diagnostic messages.
- CB_DATA should have been passed unchanged through the iterator. */
+ pass a buffer - for collects this buffer will need to be created using
+ COLLECT_SIZE, for supply the existing buffer being read from should
+ be at least SUPPLY_SIZE. SECT_NAME is a BFD section name, and HUMAN_NAME
+ is used for diagnostic messages. CB_DATA should have been passed
+ unchanged through the iterator. */
typedef void (iterate_over_regset_sections_cb)
- (const char *sect_name, int size, const struct regset *regset,
- const char *human_name, void *cb_data);
-
-
-/* The following are pre-initialized by GDBARCH. */
-
-extern const struct bfd_arch_info * gdbarch_bfd_arch_info (struct gdbarch *gdbarch);
-/* set_gdbarch_bfd_arch_info() - not applicable - pre-initialized. */
-
-extern enum bfd_endian gdbarch_byte_order (struct gdbarch *gdbarch);
-/* set_gdbarch_byte_order() - not applicable - pre-initialized. */
-
-extern enum bfd_endian gdbarch_byte_order_for_code (struct gdbarch *gdbarch);
-/* set_gdbarch_byte_order_for_code() - not applicable - pre-initialized. */
-
-extern enum gdb_osabi gdbarch_osabi (struct gdbarch *gdbarch);
-/* set_gdbarch_osabi() - not applicable - pre-initialized. */
-
-extern const struct target_desc * gdbarch_target_desc (struct gdbarch *gdbarch);
-/* set_gdbarch_target_desc() - not applicable - pre-initialized. */
-
-
-/* The following are initialized by the target dependent code. */
-
-/* The bit byte-order has to do just with numbering of bits in debugging symbols
- and such. Conceptually, it's quite separate from byte/word byte order. */
-
-extern int gdbarch_bits_big_endian (struct gdbarch *gdbarch);
-extern void set_gdbarch_bits_big_endian (struct gdbarch *gdbarch, int bits_big_endian);
-
-/* Number of bits in a char or unsigned char for the target machine.
- Just like CHAR_BIT in but describes the target machine.
- v:TARGET_CHAR_BIT:int:char_bit::::8 * sizeof (char):8::0:
-
- Number of bits in a short or unsigned short for the target machine. */
-
-extern int gdbarch_short_bit (struct gdbarch *gdbarch);
-extern void set_gdbarch_short_bit (struct gdbarch *gdbarch, int short_bit);
-
-/* Number of bits in an int or unsigned int for the target machine. */
-
-extern int gdbarch_int_bit (struct gdbarch *gdbarch);
-extern void set_gdbarch_int_bit (struct gdbarch *gdbarch, int int_bit);
-
-/* Number of bits in a long or unsigned long for the target machine. */
-
-extern int gdbarch_long_bit (struct gdbarch *gdbarch);
-extern void set_gdbarch_long_bit (struct gdbarch *gdbarch, int long_bit);
-
-/* Number of bits in a long long or unsigned long long for the target
- machine. */
-
-extern int gdbarch_long_long_bit (struct gdbarch *gdbarch);
-extern void set_gdbarch_long_long_bit (struct gdbarch *gdbarch, int long_long_bit);
-
-/* Alignment of a long long or unsigned long long for the target
- machine. */
-
-extern int gdbarch_long_long_align_bit (struct gdbarch *gdbarch);
-extern void set_gdbarch_long_long_align_bit (struct gdbarch *gdbarch, int long_long_align_bit);
-
-/* The ABI default bit-size and format for "half", "float", "double", and
- "long double". These bit/format pairs should eventually be combined
- into a single object. For the moment, just initialize them as a pair.
- Each format describes both the big and little endian layouts (if
- useful). */
-
-extern int gdbarch_half_bit (struct gdbarch *gdbarch);
-extern void set_gdbarch_half_bit (struct gdbarch *gdbarch, int half_bit);
-
-extern const struct floatformat ** gdbarch_half_format (struct gdbarch *gdbarch);
-extern void set_gdbarch_half_format (struct gdbarch *gdbarch, const struct floatformat ** half_format);
-
-extern int gdbarch_float_bit (struct gdbarch *gdbarch);
-extern void set_gdbarch_float_bit (struct gdbarch *gdbarch, int float_bit);
-
-extern const struct floatformat ** gdbarch_float_format (struct gdbarch *gdbarch);
-extern void set_gdbarch_float_format (struct gdbarch *gdbarch, const struct floatformat ** float_format);
-
-extern int gdbarch_double_bit (struct gdbarch *gdbarch);
-extern void set_gdbarch_double_bit (struct gdbarch *gdbarch, int double_bit);
-
-extern const struct floatformat ** gdbarch_double_format (struct gdbarch *gdbarch);
-extern void set_gdbarch_double_format (struct gdbarch *gdbarch, const struct floatformat ** double_format);
-
-extern int gdbarch_long_double_bit (struct gdbarch *gdbarch);
-extern void set_gdbarch_long_double_bit (struct gdbarch *gdbarch, int long_double_bit);
-
-extern const struct floatformat ** gdbarch_long_double_format (struct gdbarch *gdbarch);
-extern void set_gdbarch_long_double_format (struct gdbarch *gdbarch, const struct floatformat ** long_double_format);
-
-/* For most targets, a pointer on the target and its representation as an
- address in GDB have the same size and "look the same". For such a
- target, you need only set gdbarch_ptr_bit and gdbarch_addr_bit
- / addr_bit will be set from it.
-
- If gdbarch_ptr_bit and gdbarch_addr_bit are different, you'll probably
- also need to set gdbarch_dwarf2_addr_size, gdbarch_pointer_to_address and
- gdbarch_address_to_pointer as well.
-
- ptr_bit is the size of a pointer on the target */
-
-extern int gdbarch_ptr_bit (struct gdbarch *gdbarch);
-extern void set_gdbarch_ptr_bit (struct gdbarch *gdbarch, int ptr_bit);
-
-/* addr_bit is the size of a target address as represented in gdb */
-
-extern int gdbarch_addr_bit (struct gdbarch *gdbarch);
-extern void set_gdbarch_addr_bit (struct gdbarch *gdbarch, int addr_bit);
-
-/* dwarf2_addr_size is the target address size as used in the Dwarf debug
- info. For .debug_frame FDEs, this is supposed to be the target address
- size from the associated CU header, and which is equivalent to the
- DWARF2_ADDR_SIZE as defined by the target specific GCC back-end.
- Unfortunately there is no good way to determine this value. Therefore
- dwarf2_addr_size simply defaults to the target pointer size.
-
- dwarf2_addr_size is not used for .eh_frame FDEs, which are generally
- defined using the target's pointer size so far.
-
- Note that dwarf2_addr_size only needs to be redefined by a target if the
- GCC back-end defines a DWARF2_ADDR_SIZE other than the target pointer size,
- and if Dwarf versions < 4 need to be supported. */
-
-extern int gdbarch_dwarf2_addr_size (struct gdbarch *gdbarch);
-extern void set_gdbarch_dwarf2_addr_size (struct gdbarch *gdbarch, int dwarf2_addr_size);
-
-/* One if `char' acts like `signed char', zero if `unsigned char'. */
-
-extern int gdbarch_char_signed (struct gdbarch *gdbarch);
-extern void set_gdbarch_char_signed (struct gdbarch *gdbarch, int char_signed);
-
-extern int gdbarch_read_pc_p (struct gdbarch *gdbarch);
-
-typedef CORE_ADDR (gdbarch_read_pc_ftype) (struct regcache *regcache);
-extern CORE_ADDR gdbarch_read_pc (struct gdbarch *gdbarch, struct regcache *regcache);
-extern void set_gdbarch_read_pc (struct gdbarch *gdbarch, gdbarch_read_pc_ftype *read_pc);
-
-extern int gdbarch_write_pc_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_write_pc_ftype) (struct regcache *regcache, CORE_ADDR val);
-extern void gdbarch_write_pc (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR val);
-extern void set_gdbarch_write_pc (struct gdbarch *gdbarch, gdbarch_write_pc_ftype *write_pc);
-
-/* Function for getting target's idea of a frame pointer. FIXME: GDB's
- whole scheme for dealing with "frames" and "frame pointers" needs a
- serious shakedown. */
-
-typedef void (gdbarch_virtual_frame_pointer_ftype) (struct gdbarch *gdbarch, CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset);
-extern void gdbarch_virtual_frame_pointer (struct gdbarch *gdbarch, CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset);
-extern void set_gdbarch_virtual_frame_pointer (struct gdbarch *gdbarch, gdbarch_virtual_frame_pointer_ftype *virtual_frame_pointer);
-
-extern int gdbarch_pseudo_register_read_p (struct gdbarch *gdbarch);
-
-typedef enum register_status (gdbarch_pseudo_register_read_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, gdb_byte *buf);
-extern enum register_status gdbarch_pseudo_register_read (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, gdb_byte *buf);
-extern void set_gdbarch_pseudo_register_read (struct gdbarch *gdbarch, gdbarch_pseudo_register_read_ftype *pseudo_register_read);
-
-/* Read a register into a new struct value. If the register is wholly
- or partly unavailable, this should call mark_value_bytes_unavailable
- as appropriate. If this is defined, then pseudo_register_read will
- never be called. */
-
-extern int gdbarch_pseudo_register_read_value_p (struct gdbarch *gdbarch);
-
-typedef struct value * (gdbarch_pseudo_register_read_value_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum);
-extern struct value * gdbarch_pseudo_register_read_value (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum);
-extern void set_gdbarch_pseudo_register_read_value (struct gdbarch *gdbarch, gdbarch_pseudo_register_read_value_ftype *pseudo_register_read_value);
-
-extern int gdbarch_pseudo_register_write_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_pseudo_register_write_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, const gdb_byte *buf);
-extern void gdbarch_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, const gdb_byte *buf);
-extern void set_gdbarch_pseudo_register_write (struct gdbarch *gdbarch, gdbarch_pseudo_register_write_ftype *pseudo_register_write);
-
-extern int gdbarch_num_regs (struct gdbarch *gdbarch);
-extern void set_gdbarch_num_regs (struct gdbarch *gdbarch, int num_regs);
-
-/* This macro gives the number of pseudo-registers that live in the
- register namespace but do not get fetched or stored on the target.
- These pseudo-registers may be aliases for other registers,
- combinations of other registers, or they may be computed by GDB. */
-
-extern int gdbarch_num_pseudo_regs (struct gdbarch *gdbarch);
-extern void set_gdbarch_num_pseudo_regs (struct gdbarch *gdbarch, int num_pseudo_regs);
-
-/* Assemble agent expression bytecode to collect pseudo-register REG.
- Return -1 if something goes wrong, 0 otherwise. */
-
-extern int gdbarch_ax_pseudo_register_collect_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_ax_pseudo_register_collect_ftype) (struct gdbarch *gdbarch, struct agent_expr *ax, int reg);
-extern int gdbarch_ax_pseudo_register_collect (struct gdbarch *gdbarch, struct agent_expr *ax, int reg);
-extern void set_gdbarch_ax_pseudo_register_collect (struct gdbarch *gdbarch, gdbarch_ax_pseudo_register_collect_ftype *ax_pseudo_register_collect);
-
-/* Assemble agent expression bytecode to push the value of pseudo-register
- REG on the interpreter stack.
- Return -1 if something goes wrong, 0 otherwise. */
-
-extern int gdbarch_ax_pseudo_register_push_stack_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_ax_pseudo_register_push_stack_ftype) (struct gdbarch *gdbarch, struct agent_expr *ax, int reg);
-extern int gdbarch_ax_pseudo_register_push_stack (struct gdbarch *gdbarch, struct agent_expr *ax, int reg);
-extern void set_gdbarch_ax_pseudo_register_push_stack (struct gdbarch *gdbarch, gdbarch_ax_pseudo_register_push_stack_ftype *ax_pseudo_register_push_stack);
-
-/* Some targets/architectures can do extra processing/display of
- segmentation faults. E.g., Intel MPX boundary faults.
- Call the architecture dependent function to handle the fault.
- UIOUT is the output stream where the handler will place information. */
-
-extern int gdbarch_handle_segmentation_fault_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_handle_segmentation_fault_ftype) (struct gdbarch *gdbarch, struct ui_out *uiout);
-extern void gdbarch_handle_segmentation_fault (struct gdbarch *gdbarch, struct ui_out *uiout);
-extern void set_gdbarch_handle_segmentation_fault (struct gdbarch *gdbarch, gdbarch_handle_segmentation_fault_ftype *handle_segmentation_fault);
-
-/* GDB's standard (or well known) register numbers. These can map onto
- a real register or a pseudo (computed) register or not be defined at
- all (-1).
- gdbarch_sp_regnum will hopefully be replaced by UNWIND_SP. */
-
-extern int gdbarch_sp_regnum (struct gdbarch *gdbarch);
-extern void set_gdbarch_sp_regnum (struct gdbarch *gdbarch, int sp_regnum);
-
-extern int gdbarch_pc_regnum (struct gdbarch *gdbarch);
-extern void set_gdbarch_pc_regnum (struct gdbarch *gdbarch, int pc_regnum);
-
-extern int gdbarch_ps_regnum (struct gdbarch *gdbarch);
-extern void set_gdbarch_ps_regnum (struct gdbarch *gdbarch, int ps_regnum);
-
-extern int gdbarch_fp0_regnum (struct gdbarch *gdbarch);
-extern void set_gdbarch_fp0_regnum (struct gdbarch *gdbarch, int fp0_regnum);
-
-/* Convert stab register number (from `r' declaration) to a gdb REGNUM. */
-
-typedef int (gdbarch_stab_reg_to_regnum_ftype) (struct gdbarch *gdbarch, int stab_regnr);
-extern int gdbarch_stab_reg_to_regnum (struct gdbarch *gdbarch, int stab_regnr);
-extern void set_gdbarch_stab_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_stab_reg_to_regnum_ftype *stab_reg_to_regnum);
-
-/* Provide a default mapping from a ecoff register number to a gdb REGNUM. */
-
-typedef int (gdbarch_ecoff_reg_to_regnum_ftype) (struct gdbarch *gdbarch, int ecoff_regnr);
-extern int gdbarch_ecoff_reg_to_regnum (struct gdbarch *gdbarch, int ecoff_regnr);
-extern void set_gdbarch_ecoff_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_ecoff_reg_to_regnum_ftype *ecoff_reg_to_regnum);
-
-/* Convert from an sdb register number to an internal gdb register number. */
-
-typedef int (gdbarch_sdb_reg_to_regnum_ftype) (struct gdbarch *gdbarch, int sdb_regnr);
-extern int gdbarch_sdb_reg_to_regnum (struct gdbarch *gdbarch, int sdb_regnr);
-extern void set_gdbarch_sdb_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_sdb_reg_to_regnum_ftype *sdb_reg_to_regnum);
-
-/* Provide a default mapping from a DWARF2 register number to a gdb REGNUM.
- Return -1 for bad REGNUM. Note: Several targets get this wrong. */
-
-typedef int (gdbarch_dwarf2_reg_to_regnum_ftype) (struct gdbarch *gdbarch, int dwarf2_regnr);
-extern int gdbarch_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, int dwarf2_regnr);
-extern void set_gdbarch_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_dwarf2_reg_to_regnum_ftype *dwarf2_reg_to_regnum);
-
-typedef const char * (gdbarch_register_name_ftype) (struct gdbarch *gdbarch, int regnr);
-extern const char * gdbarch_register_name (struct gdbarch *gdbarch, int regnr);
-extern void set_gdbarch_register_name (struct gdbarch *gdbarch, gdbarch_register_name_ftype *register_name);
-
-/* Return the type of a register specified by the architecture. Only
- the register cache should call this function directly; others should
- use "register_type". */
-
-extern int gdbarch_register_type_p (struct gdbarch *gdbarch);
-
-typedef struct type * (gdbarch_register_type_ftype) (struct gdbarch *gdbarch, int reg_nr);
-extern struct type * gdbarch_register_type (struct gdbarch *gdbarch, int reg_nr);
-extern void set_gdbarch_register_type (struct gdbarch *gdbarch, gdbarch_register_type_ftype *register_type);
-
-extern int gdbarch_dummy_id_p (struct gdbarch *gdbarch);
-
-typedef struct frame_id (gdbarch_dummy_id_ftype) (struct gdbarch *gdbarch, struct frame_info *this_frame);
-extern struct frame_id gdbarch_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame);
-extern void set_gdbarch_dummy_id (struct gdbarch *gdbarch, gdbarch_dummy_id_ftype *dummy_id);
-
-/* Implement DUMMY_ID and PUSH_DUMMY_CALL, then delete
- deprecated_fp_regnum. */
-
-extern int gdbarch_deprecated_fp_regnum (struct gdbarch *gdbarch);
-extern void set_gdbarch_deprecated_fp_regnum (struct gdbarch *gdbarch, int deprecated_fp_regnum);
-
-extern int gdbarch_push_dummy_call_p (struct gdbarch *gdbarch);
-
-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);
-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);
-extern void set_gdbarch_push_dummy_call (struct gdbarch *gdbarch, gdbarch_push_dummy_call_ftype *push_dummy_call);
-
-extern int gdbarch_call_dummy_location (struct gdbarch *gdbarch);
-extern void set_gdbarch_call_dummy_location (struct gdbarch *gdbarch, int call_dummy_location);
-
-extern int gdbarch_push_dummy_code_p (struct gdbarch *gdbarch);
-
-typedef CORE_ADDR (gdbarch_push_dummy_code_ftype) (struct gdbarch *gdbarch, CORE_ADDR sp, CORE_ADDR funaddr, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr, struct regcache *regcache);
-extern CORE_ADDR gdbarch_push_dummy_code (struct gdbarch *gdbarch, CORE_ADDR sp, CORE_ADDR funaddr, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr, struct regcache *regcache);
-extern void set_gdbarch_push_dummy_code (struct gdbarch *gdbarch, gdbarch_push_dummy_code_ftype *push_dummy_code);
-
-typedef void (gdbarch_print_registers_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, int regnum, int all);
-extern void gdbarch_print_registers_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, int regnum, int all);
-extern void set_gdbarch_print_registers_info (struct gdbarch *gdbarch, gdbarch_print_registers_info_ftype *print_registers_info);
-
-typedef void (gdbarch_print_float_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args);
-extern void gdbarch_print_float_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args);
-extern void set_gdbarch_print_float_info (struct gdbarch *gdbarch, gdbarch_print_float_info_ftype *print_float_info);
-
-extern int gdbarch_print_vector_info_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_print_vector_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args);
-extern void gdbarch_print_vector_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args);
-extern void set_gdbarch_print_vector_info (struct gdbarch *gdbarch, gdbarch_print_vector_info_ftype *print_vector_info);
-
-/* MAP a GDB RAW register number onto a simulator register number. See
- also include/...-sim.h. */
-
-typedef int (gdbarch_register_sim_regno_ftype) (struct gdbarch *gdbarch, int reg_nr);
-extern int gdbarch_register_sim_regno (struct gdbarch *gdbarch, int reg_nr);
-extern void set_gdbarch_register_sim_regno (struct gdbarch *gdbarch, gdbarch_register_sim_regno_ftype *register_sim_regno);
-
-typedef int (gdbarch_cannot_fetch_register_ftype) (struct gdbarch *gdbarch, int regnum);
-extern int gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, int regnum);
-extern void set_gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, gdbarch_cannot_fetch_register_ftype *cannot_fetch_register);
-
-typedef int (gdbarch_cannot_store_register_ftype) (struct gdbarch *gdbarch, int regnum);
-extern int gdbarch_cannot_store_register (struct gdbarch *gdbarch, int regnum);
-extern void set_gdbarch_cannot_store_register (struct gdbarch *gdbarch, gdbarch_cannot_store_register_ftype *cannot_store_register);
-
-/* Determine the address where a longjmp will land and save this address
- in PC. Return nonzero on success.
-
- FRAME corresponds to the longjmp frame. */
-
-extern int gdbarch_get_longjmp_target_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_get_longjmp_target_ftype) (struct frame_info *frame, CORE_ADDR *pc);
-extern int gdbarch_get_longjmp_target (struct gdbarch *gdbarch, struct frame_info *frame, CORE_ADDR *pc);
-extern void set_gdbarch_get_longjmp_target (struct gdbarch *gdbarch, gdbarch_get_longjmp_target_ftype *get_longjmp_target);
-
-extern int gdbarch_believe_pcc_promotion (struct gdbarch *gdbarch);
-extern void set_gdbarch_believe_pcc_promotion (struct gdbarch *gdbarch, int believe_pcc_promotion);
-
-typedef int (gdbarch_convert_register_p_ftype) (struct gdbarch *gdbarch, int regnum, struct type *type);
-extern int gdbarch_convert_register_p (struct gdbarch *gdbarch, int regnum, struct type *type);
-extern void set_gdbarch_convert_register_p (struct gdbarch *gdbarch, gdbarch_convert_register_p_ftype *convert_register_p);
-
-typedef int (gdbarch_register_to_value_ftype) (struct frame_info *frame, int regnum, struct type *type, gdb_byte *buf, int *optimizedp, int *unavailablep);
-extern int gdbarch_register_to_value (struct gdbarch *gdbarch, struct frame_info *frame, int regnum, struct type *type, gdb_byte *buf, int *optimizedp, int *unavailablep);
-extern void set_gdbarch_register_to_value (struct gdbarch *gdbarch, gdbarch_register_to_value_ftype *register_to_value);
-
-typedef void (gdbarch_value_to_register_ftype) (struct frame_info *frame, int regnum, struct type *type, const gdb_byte *buf);
-extern void gdbarch_value_to_register (struct gdbarch *gdbarch, struct frame_info *frame, int regnum, struct type *type, const gdb_byte *buf);
-extern void set_gdbarch_value_to_register (struct gdbarch *gdbarch, gdbarch_value_to_register_ftype *value_to_register);
-
-/* Construct a value representing the contents of register REGNUM in
- frame FRAME_ID, interpreted as type TYPE. The routine needs to
- allocate and return a struct value with all value attributes
- (but not the value contents) filled in. */
-
-typedef struct value * (gdbarch_value_from_register_ftype) (struct gdbarch *gdbarch, struct type *type, int regnum, struct frame_id frame_id);
-extern struct value * gdbarch_value_from_register (struct gdbarch *gdbarch, struct type *type, int regnum, struct frame_id frame_id);
-extern void set_gdbarch_value_from_register (struct gdbarch *gdbarch, gdbarch_value_from_register_ftype *value_from_register);
-
-typedef CORE_ADDR (gdbarch_pointer_to_address_ftype) (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf);
-extern CORE_ADDR gdbarch_pointer_to_address (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf);
-extern void set_gdbarch_pointer_to_address (struct gdbarch *gdbarch, gdbarch_pointer_to_address_ftype *pointer_to_address);
-
-typedef void (gdbarch_address_to_pointer_ftype) (struct gdbarch *gdbarch, struct type *type, gdb_byte *buf, CORE_ADDR addr);
-extern void gdbarch_address_to_pointer (struct gdbarch *gdbarch, struct type *type, gdb_byte *buf, CORE_ADDR addr);
-extern void set_gdbarch_address_to_pointer (struct gdbarch *gdbarch, gdbarch_address_to_pointer_ftype *address_to_pointer);
-
-extern int gdbarch_integer_to_address_p (struct gdbarch *gdbarch);
-
-typedef CORE_ADDR (gdbarch_integer_to_address_ftype) (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf);
-extern CORE_ADDR gdbarch_integer_to_address (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf);
-extern void set_gdbarch_integer_to_address (struct gdbarch *gdbarch, gdbarch_integer_to_address_ftype *integer_to_address);
-
-/* Return the return-value convention that will be used by FUNCTION
- to return a value of type VALTYPE. FUNCTION may be NULL in which
- case the return convention is computed based only on VALTYPE.
-
- If READBUF is not NULL, extract the return value and save it in this buffer.
-
- If WRITEBUF is not NULL, it contains a return value which will be
- stored into the appropriate register. This can be used when we want
- to force the value returned by a function (see the "return" command
- for instance). */
-
-extern int gdbarch_return_value_p (struct gdbarch *gdbarch);
-
-typedef enum return_value_convention (gdbarch_return_value_ftype) (struct gdbarch *gdbarch, struct value *function, struct type *valtype, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf);
-extern enum return_value_convention gdbarch_return_value (struct gdbarch *gdbarch, struct value *function, struct type *valtype, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf);
-extern void set_gdbarch_return_value (struct gdbarch *gdbarch, gdbarch_return_value_ftype *return_value);
-
-/* Return true if the return value of function is stored in the first hidden
- parameter. In theory, this feature should be language-dependent, specified
- by language and its ABI, such as C++. Unfortunately, compiler may
- implement it to a target-dependent feature. So that we need such hook here
- to be aware of this in GDB. */
-
-typedef int (gdbarch_return_in_first_hidden_param_p_ftype) (struct gdbarch *gdbarch, struct type *type);
-extern int gdbarch_return_in_first_hidden_param_p (struct gdbarch *gdbarch, struct type *type);
-extern void set_gdbarch_return_in_first_hidden_param_p (struct gdbarch *gdbarch, gdbarch_return_in_first_hidden_param_p_ftype *return_in_first_hidden_param_p);
-
-typedef CORE_ADDR (gdbarch_skip_prologue_ftype) (struct gdbarch *gdbarch, CORE_ADDR ip);
-extern CORE_ADDR gdbarch_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR ip);
-extern void set_gdbarch_skip_prologue (struct gdbarch *gdbarch, gdbarch_skip_prologue_ftype *skip_prologue);
-
-extern int gdbarch_skip_main_prologue_p (struct gdbarch *gdbarch);
-
-typedef CORE_ADDR (gdbarch_skip_main_prologue_ftype) (struct gdbarch *gdbarch, CORE_ADDR ip);
-extern CORE_ADDR gdbarch_skip_main_prologue (struct gdbarch *gdbarch, CORE_ADDR ip);
-extern void set_gdbarch_skip_main_prologue (struct gdbarch *gdbarch, gdbarch_skip_main_prologue_ftype *skip_main_prologue);
-
-/* On some platforms, a single function may provide multiple entry points,
- e.g. one that is used for function-pointer calls and a different one
- that is used for direct function calls.
- In order to ensure that breakpoints set on the function will trigger
- no matter via which entry point the function is entered, a platform
- may provide the skip_entrypoint callback. It is called with IP set
- to the main entry point of a function (as determined by the symbol table),
- and should return the address of the innermost entry point, where the
- actual breakpoint needs to be set. Note that skip_entrypoint is used
- by GDB common code even when debugging optimized code, where skip_prologue
- is not used. */
-
-extern int gdbarch_skip_entrypoint_p (struct gdbarch *gdbarch);
-
-typedef CORE_ADDR (gdbarch_skip_entrypoint_ftype) (struct gdbarch *gdbarch, CORE_ADDR ip);
-extern CORE_ADDR gdbarch_skip_entrypoint (struct gdbarch *gdbarch, CORE_ADDR ip);
-extern void set_gdbarch_skip_entrypoint (struct gdbarch *gdbarch, gdbarch_skip_entrypoint_ftype *skip_entrypoint);
-
-typedef int (gdbarch_inner_than_ftype) (CORE_ADDR lhs, CORE_ADDR rhs);
-extern int gdbarch_inner_than (struct gdbarch *gdbarch, CORE_ADDR lhs, CORE_ADDR rhs);
-extern void set_gdbarch_inner_than (struct gdbarch *gdbarch, gdbarch_inner_than_ftype *inner_than);
-
-typedef const gdb_byte * (gdbarch_breakpoint_from_pc_ftype) (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr);
-extern const gdb_byte * gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr);
-extern void set_gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch, gdbarch_breakpoint_from_pc_ftype *breakpoint_from_pc);
-
-/* Return the adjusted address and kind to use for Z0/Z1 packets.
- KIND is usually the memory length of the breakpoint, but may have a
- different target-specific meaning. */
-
-typedef void (gdbarch_remote_breakpoint_from_pc_ftype) (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *kindptr);
-extern void gdbarch_remote_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *kindptr);
-extern void set_gdbarch_remote_breakpoint_from_pc (struct gdbarch *gdbarch, gdbarch_remote_breakpoint_from_pc_ftype *remote_breakpoint_from_pc);
-
-extern int gdbarch_adjust_breakpoint_address_p (struct gdbarch *gdbarch);
-
-typedef CORE_ADDR (gdbarch_adjust_breakpoint_address_ftype) (struct gdbarch *gdbarch, CORE_ADDR bpaddr);
-extern CORE_ADDR gdbarch_adjust_breakpoint_address (struct gdbarch *gdbarch, CORE_ADDR bpaddr);
-extern void set_gdbarch_adjust_breakpoint_address (struct gdbarch *gdbarch, gdbarch_adjust_breakpoint_address_ftype *adjust_breakpoint_address);
-
-typedef int (gdbarch_memory_insert_breakpoint_ftype) (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt);
-extern int gdbarch_memory_insert_breakpoint (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt);
-extern void set_gdbarch_memory_insert_breakpoint (struct gdbarch *gdbarch, gdbarch_memory_insert_breakpoint_ftype *memory_insert_breakpoint);
-
-typedef int (gdbarch_memory_remove_breakpoint_ftype) (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt);
-extern int gdbarch_memory_remove_breakpoint (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt);
-extern void set_gdbarch_memory_remove_breakpoint (struct gdbarch *gdbarch, gdbarch_memory_remove_breakpoint_ftype *memory_remove_breakpoint);
-
-extern CORE_ADDR gdbarch_decr_pc_after_break (struct gdbarch *gdbarch);
-extern void set_gdbarch_decr_pc_after_break (struct gdbarch *gdbarch, CORE_ADDR decr_pc_after_break);
-
-/* A function can be addressed by either it's "pointer" (possibly a
- descriptor address) or "entry point" (first executable instruction).
- The method "convert_from_func_ptr_addr" converting the former to the
- latter. gdbarch_deprecated_function_start_offset is being used to implement
- a simplified subset of that functionality - the function's address
- corresponds to the "function pointer" and the function's start
- corresponds to the "function entry point" - and hence is redundant. */
-
-extern CORE_ADDR gdbarch_deprecated_function_start_offset (struct gdbarch *gdbarch);
-extern void set_gdbarch_deprecated_function_start_offset (struct gdbarch *gdbarch, CORE_ADDR deprecated_function_start_offset);
-
-/* Return the remote protocol register number associated with this
- register. Normally the identity mapping. */
-
-typedef int (gdbarch_remote_register_number_ftype) (struct gdbarch *gdbarch, int regno);
-extern int gdbarch_remote_register_number (struct gdbarch *gdbarch, int regno);
-extern void set_gdbarch_remote_register_number (struct gdbarch *gdbarch, gdbarch_remote_register_number_ftype *remote_register_number);
-
-/* Fetch the target specific address used to represent a load module. */
+ (const char *sect_name, int supply_size, int collect_size,
+ const struct regset *regset, const char *human_name, void *cb_data);
-extern int gdbarch_fetch_tls_load_module_address_p (struct gdbarch *gdbarch);
+/* For a function call, does the function return a value using a
+ normal value return or a structure return - passing a hidden
+ argument pointing to storage. For the latter, there are two
+ cases: language-mandated structure return and target ABI
+ structure return. */
-typedef CORE_ADDR (gdbarch_fetch_tls_load_module_address_ftype) (struct objfile *objfile);
-extern CORE_ADDR gdbarch_fetch_tls_load_module_address (struct gdbarch *gdbarch, struct objfile *objfile);
-extern void set_gdbarch_fetch_tls_load_module_address (struct gdbarch *gdbarch, gdbarch_fetch_tls_load_module_address_ftype *fetch_tls_load_module_address);
-
-extern CORE_ADDR gdbarch_frame_args_skip (struct gdbarch *gdbarch);
-extern void set_gdbarch_frame_args_skip (struct gdbarch *gdbarch, CORE_ADDR frame_args_skip);
-
-extern int gdbarch_unwind_pc_p (struct gdbarch *gdbarch);
-
-typedef CORE_ADDR (gdbarch_unwind_pc_ftype) (struct gdbarch *gdbarch, struct frame_info *next_frame);
-extern CORE_ADDR gdbarch_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame);
-extern void set_gdbarch_unwind_pc (struct gdbarch *gdbarch, gdbarch_unwind_pc_ftype *unwind_pc);
-
-extern int gdbarch_unwind_sp_p (struct gdbarch *gdbarch);
-
-typedef CORE_ADDR (gdbarch_unwind_sp_ftype) (struct gdbarch *gdbarch, struct frame_info *next_frame);
-extern CORE_ADDR gdbarch_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame);
-extern void set_gdbarch_unwind_sp (struct gdbarch *gdbarch, gdbarch_unwind_sp_ftype *unwind_sp);
-
-/* DEPRECATED_FRAME_LOCALS_ADDRESS as been replaced by the per-frame
- frame-base. Enable frame-base before frame-unwind. */
-
-extern int gdbarch_frame_num_args_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_frame_num_args_ftype) (struct frame_info *frame);
-extern int gdbarch_frame_num_args (struct gdbarch *gdbarch, struct frame_info *frame);
-extern void set_gdbarch_frame_num_args (struct gdbarch *gdbarch, gdbarch_frame_num_args_ftype *frame_num_args);
-
-extern int gdbarch_frame_align_p (struct gdbarch *gdbarch);
-
-typedef CORE_ADDR (gdbarch_frame_align_ftype) (struct gdbarch *gdbarch, CORE_ADDR address);
-extern CORE_ADDR gdbarch_frame_align (struct gdbarch *gdbarch, CORE_ADDR address);
-extern void set_gdbarch_frame_align (struct gdbarch *gdbarch, gdbarch_frame_align_ftype *frame_align);
-
-typedef int (gdbarch_stabs_argument_has_addr_ftype) (struct gdbarch *gdbarch, struct type *type);
-extern int gdbarch_stabs_argument_has_addr (struct gdbarch *gdbarch, struct type *type);
-extern void set_gdbarch_stabs_argument_has_addr (struct gdbarch *gdbarch, gdbarch_stabs_argument_has_addr_ftype *stabs_argument_has_addr);
-
-extern int gdbarch_frame_red_zone_size (struct gdbarch *gdbarch);
-extern void set_gdbarch_frame_red_zone_size (struct gdbarch *gdbarch, int frame_red_zone_size);
-
-typedef CORE_ADDR (gdbarch_convert_from_func_ptr_addr_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr, struct target_ops *targ);
-extern CORE_ADDR gdbarch_convert_from_func_ptr_addr (struct gdbarch *gdbarch, CORE_ADDR addr, struct target_ops *targ);
-extern void set_gdbarch_convert_from_func_ptr_addr (struct gdbarch *gdbarch, gdbarch_convert_from_func_ptr_addr_ftype *convert_from_func_ptr_addr);
-
-/* On some machines there are bits in addresses which are not really
- part of the address, but are used by the kernel, the hardware, etc.
- for special purposes. gdbarch_addr_bits_remove takes out any such bits so
- we get a "real" address such as one would find in a symbol table.
- This is used only for addresses of instructions, and even then I'm
- not sure it's used in all contexts. It exists to deal with there
- being a few stray bits in the PC which would mislead us, not as some
- sort of generic thing to handle alignment or segmentation (it's
- possible it should be in TARGET_READ_PC instead). */
-
-typedef CORE_ADDR (gdbarch_addr_bits_remove_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern CORE_ADDR gdbarch_addr_bits_remove (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern void set_gdbarch_addr_bits_remove (struct gdbarch *gdbarch, gdbarch_addr_bits_remove_ftype *addr_bits_remove);
-
-/* FIXME/cagney/2001-01-18: This should be split in two. A target method that
- indicates if the target needs software single step. An ISA method to
- implement it.
-
- FIXME/cagney/2001-01-18: This should be replaced with something that inserts
- breakpoints using the breakpoint system instead of blatting memory directly
- (as with rs6000).
-
- FIXME/cagney/2001-01-18: The logic is backwards. It should be asking if the
- target can single step. If not, then implement single step using breakpoints.
-
- A return value of 1 means that the software_single_step breakpoints
- were inserted; 0 means they were not. */
-
-extern int gdbarch_software_single_step_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_software_single_step_ftype) (struct frame_info *frame);
-extern int gdbarch_software_single_step (struct gdbarch *gdbarch, struct frame_info *frame);
-extern void set_gdbarch_software_single_step (struct gdbarch *gdbarch, gdbarch_software_single_step_ftype *software_single_step);
-
-/* Return non-zero if the processor is executing a delay slot and a
- further single-step is needed before the instruction finishes. */
-
-extern int gdbarch_single_step_through_delay_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_single_step_through_delay_ftype) (struct gdbarch *gdbarch, struct frame_info *frame);
-extern int gdbarch_single_step_through_delay (struct gdbarch *gdbarch, struct frame_info *frame);
-extern void set_gdbarch_single_step_through_delay (struct gdbarch *gdbarch, gdbarch_single_step_through_delay_ftype *single_step_through_delay);
-
-/* FIXME: cagney/2003-08-28: Need to find a better way of selecting the
- disassembler. Perhaps objdump can handle it? */
-
-typedef int (gdbarch_print_insn_ftype) (bfd_vma vma, struct disassemble_info *info);
-extern int gdbarch_print_insn (struct gdbarch *gdbarch, bfd_vma vma, struct disassemble_info *info);
-extern void set_gdbarch_print_insn (struct gdbarch *gdbarch, gdbarch_print_insn_ftype *print_insn);
-
-typedef CORE_ADDR (gdbarch_skip_trampoline_code_ftype) (struct frame_info *frame, CORE_ADDR pc);
-extern CORE_ADDR gdbarch_skip_trampoline_code (struct gdbarch *gdbarch, struct frame_info *frame, CORE_ADDR pc);
-extern void set_gdbarch_skip_trampoline_code (struct gdbarch *gdbarch, gdbarch_skip_trampoline_code_ftype *skip_trampoline_code);
-
-/* If in_solib_dynsym_resolve_code() returns true, and SKIP_SOLIB_RESOLVER
- evaluates non-zero, this is the address where the debugger will place
- a step-resume breakpoint to get us past the dynamic linker. */
-
-typedef CORE_ADDR (gdbarch_skip_solib_resolver_ftype) (struct gdbarch *gdbarch, CORE_ADDR pc);
-extern CORE_ADDR gdbarch_skip_solib_resolver (struct gdbarch *gdbarch, CORE_ADDR pc);
-extern void set_gdbarch_skip_solib_resolver (struct gdbarch *gdbarch, gdbarch_skip_solib_resolver_ftype *skip_solib_resolver);
-
-/* Some systems also have trampoline code for returning from shared libs. */
-
-typedef int (gdbarch_in_solib_return_trampoline_ftype) (struct gdbarch *gdbarch, CORE_ADDR pc, const char *name);
-extern int gdbarch_in_solib_return_trampoline (struct gdbarch *gdbarch, CORE_ADDR pc, const char *name);
-extern void set_gdbarch_in_solib_return_trampoline (struct gdbarch *gdbarch, gdbarch_in_solib_return_trampoline_ftype *in_solib_return_trampoline);
-
-/* A target might have problems with watchpoints as soon as the stack
- frame of the current function has been destroyed. This mostly happens
- as the first action in a function's epilogue. stack_frame_destroyed_p()
- is defined to return a non-zero value if either the given addr is one
- instruction after the stack destroying instruction up to the trailing
- return instruction or if we can figure out that the stack frame has
- already been invalidated regardless of the value of addr. Targets
- which don't suffer from that problem could just let this functionality
- untouched. */
-
-typedef int (gdbarch_stack_frame_destroyed_p_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern int gdbarch_stack_frame_destroyed_p (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern void set_gdbarch_stack_frame_destroyed_p (struct gdbarch *gdbarch, gdbarch_stack_frame_destroyed_p_ftype *stack_frame_destroyed_p);
-
-/* Process an ELF symbol in the minimal symbol table in a backend-specific
- way. Normally this hook is supposed to do nothing, however if required,
- then this hook can be used to apply tranformations to symbols that are
- considered special in some way. For example the MIPS backend uses it
- to interpret `st_other' information to mark compressed code symbols so
- that they can be treated in the appropriate manner in the processing of
- the main symbol table and DWARF-2 records. */
-
-extern int gdbarch_elf_make_msymbol_special_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_elf_make_msymbol_special_ftype) (asymbol *sym, struct minimal_symbol *msym);
-extern void gdbarch_elf_make_msymbol_special (struct gdbarch *gdbarch, asymbol *sym, struct minimal_symbol *msym);
-extern void set_gdbarch_elf_make_msymbol_special (struct gdbarch *gdbarch, gdbarch_elf_make_msymbol_special_ftype *elf_make_msymbol_special);
-
-typedef void (gdbarch_coff_make_msymbol_special_ftype) (int val, struct minimal_symbol *msym);
-extern void gdbarch_coff_make_msymbol_special (struct gdbarch *gdbarch, int val, struct minimal_symbol *msym);
-extern void set_gdbarch_coff_make_msymbol_special (struct gdbarch *gdbarch, gdbarch_coff_make_msymbol_special_ftype *coff_make_msymbol_special);
-
-/* Process a symbol in the main symbol table in a backend-specific way.
- Normally this hook is supposed to do nothing, however if required,
- then this hook can be used to apply tranformations to symbols that
- are considered special in some way. This is currently used by the
- MIPS backend to make sure compressed code symbols have the ISA bit
- set. This in turn is needed for symbol values seen in GDB to match
- the values used at the runtime by the program itself, for function
- and label references. */
-
-typedef void (gdbarch_make_symbol_special_ftype) (struct symbol *sym, struct objfile *objfile);
-extern void gdbarch_make_symbol_special (struct gdbarch *gdbarch, struct symbol *sym, struct objfile *objfile);
-extern void set_gdbarch_make_symbol_special (struct gdbarch *gdbarch, gdbarch_make_symbol_special_ftype *make_symbol_special);
-
-/* Adjust the address retrieved from a DWARF-2 record other than a line
- entry in a backend-specific way. Normally this hook is supposed to
- return the address passed unchanged, however if that is incorrect for
- any reason, then this hook can be used to fix the address up in the
- required manner. This is currently used by the MIPS backend to make
- sure addresses in FDE, range records, etc. referring to compressed
- code have the ISA bit set, matching line information and the symbol
- table. */
-
-typedef CORE_ADDR (gdbarch_adjust_dwarf2_addr_ftype) (CORE_ADDR pc);
-extern CORE_ADDR gdbarch_adjust_dwarf2_addr (struct gdbarch *gdbarch, CORE_ADDR pc);
-extern void set_gdbarch_adjust_dwarf2_addr (struct gdbarch *gdbarch, gdbarch_adjust_dwarf2_addr_ftype *adjust_dwarf2_addr);
-
-/* Adjust the address updated by a line entry in a backend-specific way.
- Normally this hook is supposed to return the address passed unchanged,
- however in the case of inconsistencies in these records, this hook can
- be used to fix them up in the required manner. This is currently used
- by the MIPS backend to make sure all line addresses in compressed code
- are presented with the ISA bit set, which is not always the case. This
- in turn ensures breakpoint addresses are correctly matched against the
- stop PC. */
-
-typedef CORE_ADDR (gdbarch_adjust_dwarf2_line_ftype) (CORE_ADDR addr, int rel);
-extern CORE_ADDR gdbarch_adjust_dwarf2_line (struct gdbarch *gdbarch, CORE_ADDR addr, int rel);
-extern void set_gdbarch_adjust_dwarf2_line (struct gdbarch *gdbarch, gdbarch_adjust_dwarf2_line_ftype *adjust_dwarf2_line);
-
-extern int gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch);
-extern void set_gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch, int cannot_step_breakpoint);
-
-extern int gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch);
-extern void set_gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch, int have_nonsteppable_watchpoint);
-
-extern int gdbarch_address_class_type_flags_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_address_class_type_flags_ftype) (int byte_size, int dwarf2_addr_class);
-extern int gdbarch_address_class_type_flags (struct gdbarch *gdbarch, int byte_size, int dwarf2_addr_class);
-extern void set_gdbarch_address_class_type_flags (struct gdbarch *gdbarch, gdbarch_address_class_type_flags_ftype *address_class_type_flags);
-
-extern int gdbarch_address_class_type_flags_to_name_p (struct gdbarch *gdbarch);
-
-typedef const char * (gdbarch_address_class_type_flags_to_name_ftype) (struct gdbarch *gdbarch, int type_flags);
-extern const char * gdbarch_address_class_type_flags_to_name (struct gdbarch *gdbarch, int type_flags);
-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);
-
-/* Return the appropriate type_flags for the supplied address class.
- This function should return 1 if the address class was recognized and
- type_flags was set, zero otherwise. */
-
-extern int gdbarch_address_class_name_to_type_flags_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_address_class_name_to_type_flags_ftype) (struct gdbarch *gdbarch, const char *name, int *type_flags_ptr);
-extern int gdbarch_address_class_name_to_type_flags (struct gdbarch *gdbarch, const char *name, int *type_flags_ptr);
-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);
-
-/* Is a register in a group */
-
-typedef int (gdbarch_register_reggroup_p_ftype) (struct gdbarch *gdbarch, int regnum, struct reggroup *reggroup);
-extern int gdbarch_register_reggroup_p (struct gdbarch *gdbarch, int regnum, struct reggroup *reggroup);
-extern void set_gdbarch_register_reggroup_p (struct gdbarch *gdbarch, gdbarch_register_reggroup_p_ftype *register_reggroup_p);
-
-/* Fetch the pointer to the ith function argument. */
-
-extern int gdbarch_fetch_pointer_argument_p (struct gdbarch *gdbarch);
-
-typedef CORE_ADDR (gdbarch_fetch_pointer_argument_ftype) (struct frame_info *frame, int argi, struct type *type);
-extern CORE_ADDR gdbarch_fetch_pointer_argument (struct gdbarch *gdbarch, struct frame_info *frame, int argi, struct type *type);
-extern void set_gdbarch_fetch_pointer_argument (struct gdbarch *gdbarch, gdbarch_fetch_pointer_argument_ftype *fetch_pointer_argument);
-
-/* Iterate over all supported register notes in a core file. For each
- supported register note section, the iterator must call CB and pass
- CB_DATA unchanged. If REGCACHE is not NULL, the iterator can limit
- the supported register note sections based on the current register
- values. Otherwise it should enumerate all supported register note
- sections. */
-
-extern int gdbarch_iterate_over_regset_sections_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_iterate_over_regset_sections_ftype) (struct gdbarch *gdbarch, iterate_over_regset_sections_cb *cb, void *cb_data, const struct regcache *regcache);
-extern void gdbarch_iterate_over_regset_sections (struct gdbarch *gdbarch, iterate_over_regset_sections_cb *cb, void *cb_data, const struct regcache *regcache);
-extern void set_gdbarch_iterate_over_regset_sections (struct gdbarch *gdbarch, gdbarch_iterate_over_regset_sections_ftype *iterate_over_regset_sections);
-
-/* Create core file notes */
-
-extern int gdbarch_make_corefile_notes_p (struct gdbarch *gdbarch);
-
-typedef char * (gdbarch_make_corefile_notes_ftype) (struct gdbarch *gdbarch, bfd *obfd, int *note_size);
-extern char * gdbarch_make_corefile_notes (struct gdbarch *gdbarch, bfd *obfd, int *note_size);
-extern void set_gdbarch_make_corefile_notes (struct gdbarch *gdbarch, gdbarch_make_corefile_notes_ftype *make_corefile_notes);
-
-/* The elfcore writer hook to use to write Linux prpsinfo notes to core
- files. Most Linux architectures use the same prpsinfo32 or
- prpsinfo64 layouts, and so won't need to provide this hook, as we
- call the Linux generic routines in bfd to write prpsinfo notes by
- default. */
-
-extern int gdbarch_elfcore_write_linux_prpsinfo_p (struct gdbarch *gdbarch);
-
-typedef char * (gdbarch_elfcore_write_linux_prpsinfo_ftype) (bfd *obfd, char *note_data, int *note_size, const struct elf_internal_linux_prpsinfo *info);
-extern char * gdbarch_elfcore_write_linux_prpsinfo (struct gdbarch *gdbarch, bfd *obfd, char *note_data, int *note_size, const struct elf_internal_linux_prpsinfo *info);
-extern void set_gdbarch_elfcore_write_linux_prpsinfo (struct gdbarch *gdbarch, gdbarch_elfcore_write_linux_prpsinfo_ftype *elfcore_write_linux_prpsinfo);
-
-/* Find core file memory regions */
-
-extern int gdbarch_find_memory_regions_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_find_memory_regions_ftype) (struct gdbarch *gdbarch, find_memory_region_ftype func, void *data);
-extern int gdbarch_find_memory_regions (struct gdbarch *gdbarch, find_memory_region_ftype func, void *data);
-extern void set_gdbarch_find_memory_regions (struct gdbarch *gdbarch, gdbarch_find_memory_regions_ftype *find_memory_regions);
-
-/* Read offset OFFSET of TARGET_OBJECT_LIBRARIES formatted shared libraries list from
- core file into buffer READBUF with length LEN. Return the number of bytes read
- (zero indicates failure).
- failed, otherwise, return the red length of READBUF. */
-
-extern int gdbarch_core_xfer_shared_libraries_p (struct gdbarch *gdbarch);
-
-typedef ULONGEST (gdbarch_core_xfer_shared_libraries_ftype) (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
-extern ULONGEST gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
-extern void set_gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch, gdbarch_core_xfer_shared_libraries_ftype *core_xfer_shared_libraries);
-
-/* Read offset OFFSET of TARGET_OBJECT_LIBRARIES_AIX formatted shared
- libraries list from core file into buffer READBUF with length LEN.
- Return the number of bytes read (zero indicates failure). */
-
-extern int gdbarch_core_xfer_shared_libraries_aix_p (struct gdbarch *gdbarch);
-
-typedef ULONGEST (gdbarch_core_xfer_shared_libraries_aix_ftype) (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
-extern ULONGEST gdbarch_core_xfer_shared_libraries_aix (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
-extern void set_gdbarch_core_xfer_shared_libraries_aix (struct gdbarch *gdbarch, gdbarch_core_xfer_shared_libraries_aix_ftype *core_xfer_shared_libraries_aix);
-
-/* How the core target converts a PTID from a core file to a string. */
-
-extern int gdbarch_core_pid_to_str_p (struct gdbarch *gdbarch);
-
-typedef char * (gdbarch_core_pid_to_str_ftype) (struct gdbarch *gdbarch, ptid_t ptid);
-extern char * gdbarch_core_pid_to_str (struct gdbarch *gdbarch, ptid_t ptid);
-extern void set_gdbarch_core_pid_to_str (struct gdbarch *gdbarch, gdbarch_core_pid_to_str_ftype *core_pid_to_str);
-
-/* How the core target extracts the name of a thread from a core file. */
-
-extern int gdbarch_core_thread_name_p (struct gdbarch *gdbarch);
-
-typedef const char * (gdbarch_core_thread_name_ftype) (struct gdbarch *gdbarch, struct thread_info *thr);
-extern const char * gdbarch_core_thread_name (struct gdbarch *gdbarch, struct thread_info *thr);
-extern void set_gdbarch_core_thread_name (struct gdbarch *gdbarch, gdbarch_core_thread_name_ftype *core_thread_name);
-
-/* BFD target to use when generating a core file. */
-
-extern int gdbarch_gcore_bfd_target_p (struct gdbarch *gdbarch);
-
-extern const char * gdbarch_gcore_bfd_target (struct gdbarch *gdbarch);
-extern void set_gdbarch_gcore_bfd_target (struct gdbarch *gdbarch, const char * gcore_bfd_target);
-
-/* If the elements of C++ vtables are in-place function descriptors rather
- than normal function pointers (which may point to code or a descriptor),
- set this to one. */
-
-extern int gdbarch_vtable_function_descriptors (struct gdbarch *gdbarch);
-extern void set_gdbarch_vtable_function_descriptors (struct gdbarch *gdbarch, int vtable_function_descriptors);
-
-/* Set if the least significant bit of the delta is used instead of the least
- significant bit of the pfn for pointers to virtual member functions. */
-
-extern int gdbarch_vbit_in_delta (struct gdbarch *gdbarch);
-extern void set_gdbarch_vbit_in_delta (struct gdbarch *gdbarch, int vbit_in_delta);
-
-/* Advance PC to next instruction in order to skip a permanent breakpoint. */
-
-typedef void (gdbarch_skip_permanent_breakpoint_ftype) (struct regcache *regcache);
-extern void gdbarch_skip_permanent_breakpoint (struct gdbarch *gdbarch, struct regcache *regcache);
-extern void set_gdbarch_skip_permanent_breakpoint (struct gdbarch *gdbarch, gdbarch_skip_permanent_breakpoint_ftype *skip_permanent_breakpoint);
-
-/* The maximum length of an instruction on this architecture in bytes. */
-
-extern int gdbarch_max_insn_length_p (struct gdbarch *gdbarch);
-
-extern ULONGEST gdbarch_max_insn_length (struct gdbarch *gdbarch);
-extern void set_gdbarch_max_insn_length (struct gdbarch *gdbarch, ULONGEST max_insn_length);
-
-/* Copy the instruction at FROM to TO, and make any adjustments
- necessary to single-step it at that address.
-
- REGS holds the state the thread's registers will have before
- executing the copied instruction; the PC in REGS will refer to FROM,
- not the copy at TO. The caller should update it to point at TO later.
-
- Return a pointer to data of the architecture's choice to be passed
- to gdbarch_displaced_step_fixup. Or, return NULL to indicate that
- the instruction's effects have been completely simulated, with the
- resulting state written back to REGS.
-
- For a general explanation of displaced stepping and how GDB uses it,
- see the comments in infrun.c.
-
- The TO area is only guaranteed to have space for
- gdbarch_max_insn_length (arch) bytes, so this function must not
- write more bytes than that to that area.
-
- If you do not provide this function, GDB assumes that the
- architecture does not support displaced stepping.
-
- If your architecture doesn't need to adjust instructions before
- single-stepping them, consider using simple_displaced_step_copy_insn
- here.
-
- If the instruction cannot execute out of line, return NULL. The
- core falls back to stepping past the instruction in-line instead in
- that case. */
-
-extern int gdbarch_displaced_step_copy_insn_p (struct gdbarch *gdbarch);
-
-typedef struct displaced_step_closure * (gdbarch_displaced_step_copy_insn_ftype) (struct gdbarch *gdbarch, CORE_ADDR from, CORE_ADDR to, struct regcache *regs);
-extern struct displaced_step_closure * gdbarch_displaced_step_copy_insn (struct gdbarch *gdbarch, CORE_ADDR from, CORE_ADDR to, struct regcache *regs);
-extern void set_gdbarch_displaced_step_copy_insn (struct gdbarch *gdbarch, gdbarch_displaced_step_copy_insn_ftype *displaced_step_copy_insn);
-
-/* Return true if GDB should use hardware single-stepping to execute
- the displaced instruction identified by CLOSURE. If false,
- GDB will simply restart execution at the displaced instruction
- location, and it is up to the target to ensure GDB will receive
- control again (e.g. by placing a software breakpoint instruction
- into the displaced instruction buffer).
-
- The default implementation returns false on all targets that
- provide a gdbarch_software_single_step routine, and true otherwise. */
-
-typedef int (gdbarch_displaced_step_hw_singlestep_ftype) (struct gdbarch *gdbarch, struct displaced_step_closure *closure);
-extern int gdbarch_displaced_step_hw_singlestep (struct gdbarch *gdbarch, struct displaced_step_closure *closure);
-extern void set_gdbarch_displaced_step_hw_singlestep (struct gdbarch *gdbarch, gdbarch_displaced_step_hw_singlestep_ftype *displaced_step_hw_singlestep);
-
-/* Fix up the state resulting from successfully single-stepping a
- displaced instruction, to give the result we would have gotten from
- stepping the instruction in its original location.
-
- REGS is the register state resulting from single-stepping the
- displaced instruction.
-
- CLOSURE is the result from the matching call to
- gdbarch_displaced_step_copy_insn.
-
- If you provide gdbarch_displaced_step_copy_insn.but not this
- function, then GDB assumes that no fixup is needed after
- single-stepping the instruction.
-
- For a general explanation of displaced stepping and how GDB uses it,
- see the comments in infrun.c. */
-
-extern int gdbarch_displaced_step_fixup_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_displaced_step_fixup_ftype) (struct gdbarch *gdbarch, struct displaced_step_closure *closure, CORE_ADDR from, CORE_ADDR to, struct regcache *regs);
-extern void gdbarch_displaced_step_fixup (struct gdbarch *gdbarch, struct displaced_step_closure *closure, CORE_ADDR from, CORE_ADDR to, struct regcache *regs);
-extern void set_gdbarch_displaced_step_fixup (struct gdbarch *gdbarch, gdbarch_displaced_step_fixup_ftype *displaced_step_fixup);
-
-/* Free a closure returned by gdbarch_displaced_step_copy_insn.
-
- If you provide gdbarch_displaced_step_copy_insn, you must provide
- this function as well.
-
- If your architecture uses closures that don't need to be freed, then
- you can use simple_displaced_step_free_closure here.
-
- For a general explanation of displaced stepping and how GDB uses it,
- see the comments in infrun.c. */
-
-typedef void (gdbarch_displaced_step_free_closure_ftype) (struct gdbarch *gdbarch, struct displaced_step_closure *closure);
-extern void gdbarch_displaced_step_free_closure (struct gdbarch *gdbarch, struct displaced_step_closure *closure);
-extern void set_gdbarch_displaced_step_free_closure (struct gdbarch *gdbarch, gdbarch_displaced_step_free_closure_ftype *displaced_step_free_closure);
-
-/* Return the address of an appropriate place to put displaced
- instructions while we step over them. There need only be one such
- place, since we're only stepping one thread over a breakpoint at a
- time.
-
- For a general explanation of displaced stepping and how GDB uses it,
- see the comments in infrun.c. */
-
-typedef CORE_ADDR (gdbarch_displaced_step_location_ftype) (struct gdbarch *gdbarch);
-extern CORE_ADDR gdbarch_displaced_step_location (struct gdbarch *gdbarch);
-extern void set_gdbarch_displaced_step_location (struct gdbarch *gdbarch, gdbarch_displaced_step_location_ftype *displaced_step_location);
-
-/* Relocate an instruction to execute at a different address. OLDLOC
- is the address in the inferior memory where the instruction to
- relocate is currently at. On input, TO points to the destination
- where we want the instruction to be copied (and possibly adjusted)
- to. On output, it points to one past the end of the resulting
- instruction(s). The effect of executing the instruction at TO shall
- be the same as if executing it at FROM. For example, call
- instructions that implicitly push the return address on the stack
- should be adjusted to return to the instruction after OLDLOC;
- relative branches, and other PC-relative instructions need the
- offset adjusted; etc. */
-
-extern int gdbarch_relocate_instruction_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_relocate_instruction_ftype) (struct gdbarch *gdbarch, CORE_ADDR *to, CORE_ADDR from);
-extern void gdbarch_relocate_instruction (struct gdbarch *gdbarch, CORE_ADDR *to, CORE_ADDR from);
-extern void set_gdbarch_relocate_instruction (struct gdbarch *gdbarch, gdbarch_relocate_instruction_ftype *relocate_instruction);
-
-/* Refresh overlay mapped state for section OSECT. */
-
-extern int gdbarch_overlay_update_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_overlay_update_ftype) (struct obj_section *osect);
-extern void gdbarch_overlay_update (struct gdbarch *gdbarch, struct obj_section *osect);
-extern void set_gdbarch_overlay_update (struct gdbarch *gdbarch, gdbarch_overlay_update_ftype *overlay_update);
-
-extern int gdbarch_core_read_description_p (struct gdbarch *gdbarch);
-
-typedef const struct target_desc * (gdbarch_core_read_description_ftype) (struct gdbarch *gdbarch, struct target_ops *target, bfd *abfd);
-extern const struct target_desc * gdbarch_core_read_description (struct gdbarch *gdbarch, struct target_ops *target, bfd *abfd);
-extern void set_gdbarch_core_read_description (struct gdbarch *gdbarch, gdbarch_core_read_description_ftype *core_read_description);
-
-/* Handle special encoding of static variables in stabs debug info. */
-
-extern int gdbarch_static_transform_name_p (struct gdbarch *gdbarch);
-
-typedef const char * (gdbarch_static_transform_name_ftype) (const char *name);
-extern const char * gdbarch_static_transform_name (struct gdbarch *gdbarch, const char *name);
-extern void set_gdbarch_static_transform_name (struct gdbarch *gdbarch, gdbarch_static_transform_name_ftype *static_transform_name);
-
-/* Set if the address in N_SO or N_FUN stabs may be zero. */
-
-extern int gdbarch_sofun_address_maybe_missing (struct gdbarch *gdbarch);
-extern void set_gdbarch_sofun_address_maybe_missing (struct gdbarch *gdbarch, int sofun_address_maybe_missing);
-
-/* Parse the instruction at ADDR storing in the record execution log
- the registers REGCACHE and memory ranges that will be affected when
- the instruction executes, along with their current values.
- Return -1 if something goes wrong, 0 otherwise. */
-
-extern int gdbarch_process_record_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_process_record_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR addr);
-extern int gdbarch_process_record (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR addr);
-extern void set_gdbarch_process_record (struct gdbarch *gdbarch, gdbarch_process_record_ftype *process_record);
-
-/* Save process state after a signal.
- Return -1 if something goes wrong, 0 otherwise. */
-
-extern int gdbarch_process_record_signal_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_process_record_signal_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, enum gdb_signal signal);
-extern int gdbarch_process_record_signal (struct gdbarch *gdbarch, struct regcache *regcache, enum gdb_signal signal);
-extern void set_gdbarch_process_record_signal (struct gdbarch *gdbarch, gdbarch_process_record_signal_ftype *process_record_signal);
-
-/* Signal translation: translate inferior's signal (target's) number
- into GDB's representation. The implementation of this method must
- be host independent. IOW, don't rely on symbols of the NAT_FILE
- header (the nm-*.h files), the host header, or similar
- headers. This is mainly used when cross-debugging core files ---
- "Live" targets hide the translation behind the target interface
- (target_wait, target_resume, etc.). */
-
-extern int gdbarch_gdb_signal_from_target_p (struct gdbarch *gdbarch);
-
-typedef enum gdb_signal (gdbarch_gdb_signal_from_target_ftype) (struct gdbarch *gdbarch, int signo);
-extern enum gdb_signal gdbarch_gdb_signal_from_target (struct gdbarch *gdbarch, int signo);
-extern void set_gdbarch_gdb_signal_from_target (struct gdbarch *gdbarch, gdbarch_gdb_signal_from_target_ftype *gdb_signal_from_target);
-
-/* Signal translation: translate the GDB's internal signal number into
- the inferior's signal (target's) representation. The implementation
- of this method must be host independent. IOW, don't rely on symbols
- of the NAT_FILE header (the nm-*.h files), the host
- header, or similar headers.
- Return the target signal number if found, or -1 if the GDB internal
- signal number is invalid. */
-
-extern int gdbarch_gdb_signal_to_target_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_gdb_signal_to_target_ftype) (struct gdbarch *gdbarch, enum gdb_signal signal);
-extern int gdbarch_gdb_signal_to_target (struct gdbarch *gdbarch, enum gdb_signal signal);
-extern void set_gdbarch_gdb_signal_to_target (struct gdbarch *gdbarch, gdbarch_gdb_signal_to_target_ftype *gdb_signal_to_target);
-
-/* Extra signal info inspection.
-
- Return a type suitable to inspect extra signal information. */
-
-extern int gdbarch_get_siginfo_type_p (struct gdbarch *gdbarch);
-
-typedef struct type * (gdbarch_get_siginfo_type_ftype) (struct gdbarch *gdbarch);
-extern struct type * gdbarch_get_siginfo_type (struct gdbarch *gdbarch);
-extern void set_gdbarch_get_siginfo_type (struct gdbarch *gdbarch, gdbarch_get_siginfo_type_ftype *get_siginfo_type);
-
-/* Record architecture-specific information from the symbol table. */
-
-extern int gdbarch_record_special_symbol_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_record_special_symbol_ftype) (struct gdbarch *gdbarch, struct objfile *objfile, asymbol *sym);
-extern void gdbarch_record_special_symbol (struct gdbarch *gdbarch, struct objfile *objfile, asymbol *sym);
-extern void set_gdbarch_record_special_symbol (struct gdbarch *gdbarch, gdbarch_record_special_symbol_ftype *record_special_symbol);
-
-/* Function for the 'catch syscall' feature.
- Get architecture-specific system calls information from registers. */
-
-extern int gdbarch_get_syscall_number_p (struct gdbarch *gdbarch);
-
-typedef LONGEST (gdbarch_get_syscall_number_ftype) (struct gdbarch *gdbarch, ptid_t ptid);
-extern LONGEST gdbarch_get_syscall_number (struct gdbarch *gdbarch, ptid_t ptid);
-extern void set_gdbarch_get_syscall_number (struct gdbarch *gdbarch, gdbarch_get_syscall_number_ftype *get_syscall_number);
-
-/* The filename of the XML syscall for this architecture. */
-
-extern const char * gdbarch_xml_syscall_file (struct gdbarch *gdbarch);
-extern void set_gdbarch_xml_syscall_file (struct gdbarch *gdbarch, const char * xml_syscall_file);
-
-/* Information about system calls from this architecture */
-
-extern struct syscalls_info * gdbarch_syscalls_info (struct gdbarch *gdbarch);
-extern void set_gdbarch_syscalls_info (struct gdbarch *gdbarch, struct syscalls_info * syscalls_info);
-
-/* SystemTap related fields and functions.
- A NULL-terminated array of prefixes used to mark an integer constant
- on the architecture's assembly.
- For example, on x86 integer constants are written as:
-
- $10 ;; integer constant 10
-
- in this case, this prefix would be the character `$'. */
-
-extern const char *const * gdbarch_stap_integer_prefixes (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_integer_prefixes (struct gdbarch *gdbarch, const char *const * stap_integer_prefixes);
-
-/* A NULL-terminated array of suffixes used to mark an integer constant
- on the architecture's assembly. */
-
-extern const char *const * gdbarch_stap_integer_suffixes (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_integer_suffixes (struct gdbarch *gdbarch, const char *const * stap_integer_suffixes);
-
-/* A NULL-terminated array of prefixes used to mark a register name on
- the architecture's assembly.
- For example, on x86 the register name is written as:
-
- %eax ;; register eax
-
- in this case, this prefix would be the character `%'. */
-
-extern const char *const * gdbarch_stap_register_prefixes (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_register_prefixes (struct gdbarch *gdbarch, const char *const * stap_register_prefixes);
-
-/* A NULL-terminated array of suffixes used to mark a register name on
- the architecture's assembly. */
-
-extern const char *const * gdbarch_stap_register_suffixes (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_register_suffixes (struct gdbarch *gdbarch, const char *const * stap_register_suffixes);
-
-/* A NULL-terminated array of prefixes used to mark a register
- indirection on the architecture's assembly.
- For example, on x86 the register indirection is written as:
-
- (%eax) ;; indirecting eax
-
- in this case, this prefix would be the charater `('.
-
- Please note that we use the indirection prefix also for register
- displacement, e.g., `4(%eax)' on x86. */
-
-extern const char *const * gdbarch_stap_register_indirection_prefixes (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_register_indirection_prefixes (struct gdbarch *gdbarch, const char *const * stap_register_indirection_prefixes);
-
-/* A NULL-terminated array of suffixes used to mark a register
- indirection on the architecture's assembly.
- For example, on x86 the register indirection is written as:
-
- (%eax) ;; indirecting eax
-
- in this case, this prefix would be the charater `)'.
-
- Please note that we use the indirection suffix also for register
- displacement, e.g., `4(%eax)' on x86. */
-
-extern const char *const * gdbarch_stap_register_indirection_suffixes (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_register_indirection_suffixes (struct gdbarch *gdbarch, const char *const * stap_register_indirection_suffixes);
-
-/* Prefix(es) used to name a register using GDB's nomenclature.
-
- For example, on PPC a register is represented by a number in the assembly
- language (e.g., `10' is the 10th general-purpose register). However,
- inside GDB this same register has an `r' appended to its name, so the 10th
- register would be represented as `r10' internally. */
-
-extern const char * gdbarch_stap_gdb_register_prefix (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_gdb_register_prefix (struct gdbarch *gdbarch, const char * stap_gdb_register_prefix);
-
-/* Suffix used to name a register using GDB's nomenclature. */
-
-extern const char * gdbarch_stap_gdb_register_suffix (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_gdb_register_suffix (struct gdbarch *gdbarch, const char * stap_gdb_register_suffix);
-
-/* Check if S is a single operand.
-
- Single operands can be:
- - Literal integers, e.g. `$10' on x86
- - Register access, e.g. `%eax' on x86
- - Register indirection, e.g. `(%eax)' on x86
- - Register displacement, e.g. `4(%eax)' on x86
-
- This function should check for these patterns on the string
- and return 1 if some were found, or zero otherwise. Please try to match
- as much info as you can from the string, i.e., if you have to match
- something like `(%', do not match just the `('. */
-
-extern int gdbarch_stap_is_single_operand_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_stap_is_single_operand_ftype) (struct gdbarch *gdbarch, const char *s);
-extern int gdbarch_stap_is_single_operand (struct gdbarch *gdbarch, const char *s);
-extern void set_gdbarch_stap_is_single_operand (struct gdbarch *gdbarch, gdbarch_stap_is_single_operand_ftype *stap_is_single_operand);
-
-/* Function used to handle a "special case" in the parser.
-
- A "special case" is considered to be an unknown token, i.e., a token
- that the parser does not know how to parse. A good example of special
- case would be ARM's register displacement syntax:
-
- [R0, #4] ;; displacing R0 by 4
-
- Since the parser assumes that a register displacement is of the form:
-
-
-
- it means that it will not be able to recognize and parse this odd syntax.
- Therefore, we should add a special case function that will handle this token.
-
- This function should generate the proper expression form of the expression
- using GDB's internal expression mechanism (e.g., `write_exp_elt_opcode'
- and so on). It should also return 1 if the parsing was successful, or zero
- if the token was not recognized as a special token (in this case, returning
- zero means that the special parser is deferring the parsing to the generic
- parser), and should advance the buffer pointer (p->arg). */
-
-extern int gdbarch_stap_parse_special_token_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_stap_parse_special_token_ftype) (struct gdbarch *gdbarch, struct stap_parse_info *p);
-extern int gdbarch_stap_parse_special_token (struct gdbarch *gdbarch, struct stap_parse_info *p);
-extern void set_gdbarch_stap_parse_special_token (struct gdbarch *gdbarch, gdbarch_stap_parse_special_token_ftype *stap_parse_special_token);
-
-/* DTrace related functions.
- The expression to compute the NARTGth+1 argument to a DTrace USDT probe.
- NARG must be >= 0. */
-
-extern int gdbarch_dtrace_parse_probe_argument_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_dtrace_parse_probe_argument_ftype) (struct gdbarch *gdbarch, struct parser_state *pstate, int narg);
-extern void gdbarch_dtrace_parse_probe_argument (struct gdbarch *gdbarch, struct parser_state *pstate, int narg);
-extern void set_gdbarch_dtrace_parse_probe_argument (struct gdbarch *gdbarch, gdbarch_dtrace_parse_probe_argument_ftype *dtrace_parse_probe_argument);
-
-/* True if the given ADDR does not contain the instruction sequence
- corresponding to a disabled DTrace is-enabled probe. */
-
-extern int gdbarch_dtrace_probe_is_enabled_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_dtrace_probe_is_enabled_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern int gdbarch_dtrace_probe_is_enabled (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern void set_gdbarch_dtrace_probe_is_enabled (struct gdbarch *gdbarch, gdbarch_dtrace_probe_is_enabled_ftype *dtrace_probe_is_enabled);
-
-/* Enable a DTrace is-enabled probe at ADDR. */
-
-extern int gdbarch_dtrace_enable_probe_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_dtrace_enable_probe_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern void gdbarch_dtrace_enable_probe (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern void set_gdbarch_dtrace_enable_probe (struct gdbarch *gdbarch, gdbarch_dtrace_enable_probe_ftype *dtrace_enable_probe);
-
-/* Disable a DTrace is-enabled probe at ADDR. */
-
-extern int gdbarch_dtrace_disable_probe_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_dtrace_disable_probe_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern void gdbarch_dtrace_disable_probe (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern void set_gdbarch_dtrace_disable_probe (struct gdbarch *gdbarch, gdbarch_dtrace_disable_probe_ftype *dtrace_disable_probe);
-
-/* True if the list of shared libraries is one and only for all
- processes, as opposed to a list of shared libraries per inferior.
- This usually means that all processes, although may or may not share
- an address space, will see the same set of symbols at the same
- addresses. */
-
-extern int gdbarch_has_global_solist (struct gdbarch *gdbarch);
-extern void set_gdbarch_has_global_solist (struct gdbarch *gdbarch, int has_global_solist);
-
-/* On some targets, even though each inferior has its own private
- address space, the debug interface takes care of making breakpoints
- visible to all address spaces automatically. For such cases,
- this property should be set to true. */
-
-extern int gdbarch_has_global_breakpoints (struct gdbarch *gdbarch);
-extern void set_gdbarch_has_global_breakpoints (struct gdbarch *gdbarch, int has_global_breakpoints);
-
-/* True if inferiors share an address space (e.g., uClinux). */
-
-typedef int (gdbarch_has_shared_address_space_ftype) (struct gdbarch *gdbarch);
-extern int gdbarch_has_shared_address_space (struct gdbarch *gdbarch);
-extern void set_gdbarch_has_shared_address_space (struct gdbarch *gdbarch, gdbarch_has_shared_address_space_ftype *has_shared_address_space);
-
-/* True if a fast tracepoint can be set at an address. */
-
-typedef int (gdbarch_fast_tracepoint_valid_at_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr, char **msg);
-extern int gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, CORE_ADDR addr, char **msg);
-extern void set_gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, gdbarch_fast_tracepoint_valid_at_ftype *fast_tracepoint_valid_at);
-
-/* Guess register state based on tracepoint location. Used for tracepoints
- where no registers have been collected, but there's only one location,
- allowing us to guess the PC value, and perhaps some other registers.
- On entry, regcache has all registers marked as unavailable. */
-
-typedef void (gdbarch_guess_tracepoint_registers_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR addr);
-extern void gdbarch_guess_tracepoint_registers (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR addr);
-extern void set_gdbarch_guess_tracepoint_registers (struct gdbarch *gdbarch, gdbarch_guess_tracepoint_registers_ftype *guess_tracepoint_registers);
-
-/* Return the "auto" target charset. */
-
-typedef const char * (gdbarch_auto_charset_ftype) (void);
-extern const char * gdbarch_auto_charset (struct gdbarch *gdbarch);
-extern void set_gdbarch_auto_charset (struct gdbarch *gdbarch, gdbarch_auto_charset_ftype *auto_charset);
-
-/* Return the "auto" target wide charset. */
-
-typedef const char * (gdbarch_auto_wide_charset_ftype) (void);
-extern const char * gdbarch_auto_wide_charset (struct gdbarch *gdbarch);
-extern void set_gdbarch_auto_wide_charset (struct gdbarch *gdbarch, gdbarch_auto_wide_charset_ftype *auto_wide_charset);
-
-/* If non-empty, this is a file extension that will be opened in place
- of the file extension reported by the shared library list.
-
- This is most useful for toolchains that use a post-linker tool,
- where the names of the files run on the target differ in extension
- compared to the names of the files GDB should load for debug info. */
-
-extern const char * gdbarch_solib_symbols_extension (struct gdbarch *gdbarch);
-extern void set_gdbarch_solib_symbols_extension (struct gdbarch *gdbarch, const char * solib_symbols_extension);
-
-/* If true, the target OS has DOS-based file system semantics. That
- is, absolute paths include a drive name, and the backslash is
- considered a directory separator. */
-
-extern int gdbarch_has_dos_based_file_system (struct gdbarch *gdbarch);
-extern void set_gdbarch_has_dos_based_file_system (struct gdbarch *gdbarch, int has_dos_based_file_system);
-
-/* Generate bytecodes to collect the return address in a frame.
- Since the bytecodes run on the target, possibly with GDB not even
- connected, the full unwinding machinery is not available, and
- typically this function will issue bytecodes for one or more likely
- places that the return address may be found. */
-
-typedef void (gdbarch_gen_return_address_ftype) (struct gdbarch *gdbarch, struct agent_expr *ax, struct axs_value *value, CORE_ADDR scope);
-extern void gdbarch_gen_return_address (struct gdbarch *gdbarch, struct agent_expr *ax, struct axs_value *value, CORE_ADDR scope);
-extern void set_gdbarch_gen_return_address (struct gdbarch *gdbarch, gdbarch_gen_return_address_ftype *gen_return_address);
-
-/* Implement the "info proc" command. */
-
-extern int gdbarch_info_proc_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_info_proc_ftype) (struct gdbarch *gdbarch, const char *args, enum info_proc_what what);
-extern void gdbarch_info_proc (struct gdbarch *gdbarch, const char *args, enum info_proc_what what);
-extern void set_gdbarch_info_proc (struct gdbarch *gdbarch, gdbarch_info_proc_ftype *info_proc);
-
-/* Implement the "info proc" command for core files. Noe that there
- are two "info_proc"-like methods on gdbarch -- one for core files,
- one for live targets. */
-
-extern int gdbarch_core_info_proc_p (struct gdbarch *gdbarch);
-
-typedef void (gdbarch_core_info_proc_ftype) (struct gdbarch *gdbarch, const char *args, enum info_proc_what what);
-extern void gdbarch_core_info_proc (struct gdbarch *gdbarch, const char *args, enum info_proc_what what);
-extern void set_gdbarch_core_info_proc (struct gdbarch *gdbarch, gdbarch_core_info_proc_ftype *core_info_proc);
-
-/* Iterate over all objfiles in the order that makes the most sense
- for the architecture to make global symbol searches.
-
- CB is a callback function where OBJFILE is the objfile to be searched,
- and CB_DATA a pointer to user-defined data (the same data that is passed
- when calling this gdbarch method). The iteration stops if this function
- returns nonzero.
-
- CB_DATA is a pointer to some user-defined data to be passed to
- the callback.
-
- If not NULL, CURRENT_OBJFILE corresponds to the objfile being
- inspected when the symbol search was requested. */
-
-typedef void (gdbarch_iterate_over_objfiles_in_search_order_ftype) (struct gdbarch *gdbarch, iterate_over_objfiles_in_search_order_cb_ftype *cb, void *cb_data, struct objfile *current_objfile);
-extern void gdbarch_iterate_over_objfiles_in_search_order (struct gdbarch *gdbarch, iterate_over_objfiles_in_search_order_cb_ftype *cb, void *cb_data, struct objfile *current_objfile);
-extern void set_gdbarch_iterate_over_objfiles_in_search_order (struct gdbarch *gdbarch, gdbarch_iterate_over_objfiles_in_search_order_ftype *iterate_over_objfiles_in_search_order);
-
-/* Ravenscar arch-dependent ops. */
-
-extern struct ravenscar_arch_ops * gdbarch_ravenscar_ops (struct gdbarch *gdbarch);
-extern void set_gdbarch_ravenscar_ops (struct gdbarch *gdbarch, struct ravenscar_arch_ops * ravenscar_ops);
-
-/* Return non-zero if the instruction at ADDR is a call; zero otherwise. */
-
-typedef int (gdbarch_insn_is_call_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern int gdbarch_insn_is_call (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern void set_gdbarch_insn_is_call (struct gdbarch *gdbarch, gdbarch_insn_is_call_ftype *insn_is_call);
-
-/* Return non-zero if the instruction at ADDR is a return; zero otherwise. */
-
-typedef int (gdbarch_insn_is_ret_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern int gdbarch_insn_is_ret (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern void set_gdbarch_insn_is_ret (struct gdbarch *gdbarch, gdbarch_insn_is_ret_ftype *insn_is_ret);
-
-/* Return non-zero if the instruction at ADDR is a jump; zero otherwise. */
-
-typedef int (gdbarch_insn_is_jump_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern int gdbarch_insn_is_jump (struct gdbarch *gdbarch, CORE_ADDR addr);
-extern void set_gdbarch_insn_is_jump (struct gdbarch *gdbarch, gdbarch_insn_is_jump_ftype *insn_is_jump);
-
-/* Read one auxv entry from *READPTR, not reading locations >= ENDPTR.
- Return 0 if *READPTR is already at the end of the buffer.
- Return -1 if there is insufficient buffer for a whole entry.
- Return 1 if an entry was read into *TYPEP and *VALP. */
-
-extern int gdbarch_auxv_parse_p (struct gdbarch *gdbarch);
-
-typedef int (gdbarch_auxv_parse_ftype) (struct gdbarch *gdbarch, gdb_byte **readptr, gdb_byte *endptr, CORE_ADDR *typep, CORE_ADDR *valp);
-extern int gdbarch_auxv_parse (struct gdbarch *gdbarch, gdb_byte **readptr, gdb_byte *endptr, CORE_ADDR *typep, CORE_ADDR *valp);
-extern void set_gdbarch_auxv_parse (struct gdbarch *gdbarch, gdbarch_auxv_parse_ftype *auxv_parse);
-
-/* Find the address range of the current inferior's vsyscall/vDSO, and
- write it to *RANGE. If the vsyscall's length can't be determined, a
- range with zero length is returned. Returns true if the vsyscall is
- found, false otherwise. */
-
-typedef int (gdbarch_vsyscall_range_ftype) (struct gdbarch *gdbarch, struct mem_range *range);
-extern int gdbarch_vsyscall_range (struct gdbarch *gdbarch, struct mem_range *range);
-extern void set_gdbarch_vsyscall_range (struct gdbarch *gdbarch, gdbarch_vsyscall_range_ftype *vsyscall_range);
-
-/* Allocate SIZE bytes of PROT protected page aligned memory in inferior.
- PROT has GDB_MMAP_PROT_* bitmask format.
- Throw an error if it is not possible. Returned address is always valid. */
-
-typedef CORE_ADDR (gdbarch_infcall_mmap_ftype) (CORE_ADDR size, unsigned prot);
-extern CORE_ADDR gdbarch_infcall_mmap (struct gdbarch *gdbarch, CORE_ADDR size, unsigned prot);
-extern void set_gdbarch_infcall_mmap (struct gdbarch *gdbarch, gdbarch_infcall_mmap_ftype *infcall_mmap);
-
-/* Deallocate SIZE bytes of memory at ADDR in inferior from gdbarch_infcall_mmap.
- Print a warning if it is not possible. */
-
-typedef void (gdbarch_infcall_munmap_ftype) (CORE_ADDR addr, CORE_ADDR size);
-extern void gdbarch_infcall_munmap (struct gdbarch *gdbarch, CORE_ADDR addr, CORE_ADDR size);
-extern void set_gdbarch_infcall_munmap (struct gdbarch *gdbarch, gdbarch_infcall_munmap_ftype *infcall_munmap);
-
-/* Return string (caller has to use xfree for it) with options for GCC
- to produce code for this target, typically "-m64", "-m32" or "-m31".
- These options are put before CU's DW_AT_producer compilation options so that
- they can override it. Method may also return NULL. */
-
-typedef char * (gdbarch_gcc_target_options_ftype) (struct gdbarch *gdbarch);
-extern char * gdbarch_gcc_target_options (struct gdbarch *gdbarch);
-extern void set_gdbarch_gcc_target_options (struct gdbarch *gdbarch, gdbarch_gcc_target_options_ftype *gcc_target_options);
+enum function_call_return_method
+{
+ /* Standard value return. */
+ return_method_normal = 0,
+
+ /* Language ABI structure return. This is handled
+ by passing the return location as the first parameter to
+ the function, even preceding "this". */
+ return_method_hidden_param,
+
+ /* Target ABI struct return. This is target-specific; for instance,
+ on ia64 the first argument is passed in out0 but the hidden
+ structure return pointer would normally be passed in r8. */
+ return_method_struct,
+};
-/* Return a regular expression that matches names used by this
- architecture in GNU configury triplets. The result is statically
- allocated and must not be freed. The default implementation simply
- returns the BFD architecture name, which is correct in nearly every
- case. */
+enum class memtag_type
+{
+ /* Logical tag, the tag that is stored in unused bits of a pointer to a
+ virtual address. */
+ logical = 0,
+
+ /* Allocation tag, the tag that is associated with every granule of memory in
+ the physical address space. Allocation tags are used to validate memory
+ accesses via pointers containing logical tags. */
+ allocation,
+};
-typedef const char * (gdbarch_gnu_triplet_regexp_ftype) (struct gdbarch *gdbarch);
-extern const char * gdbarch_gnu_triplet_regexp (struct gdbarch *gdbarch);
-extern void set_gdbarch_gnu_triplet_regexp (struct gdbarch *gdbarch, gdbarch_gnu_triplet_regexp_ftype *gnu_triplet_regexp);
+/* Callback types for 'read_core_file_mappings' gdbarch method. */
-/* Return the size in 8-bit bytes of an addressable memory unit on this
- architecture. This corresponds to the number of 8-bit bytes associated to
- each address in memory. */
+using read_core_file_mappings_pre_loop_ftype =
+ gdb::function_view;
-typedef int (gdbarch_addressable_memory_unit_size_ftype) (struct gdbarch *gdbarch);
-extern int gdbarch_addressable_memory_unit_size (struct gdbarch *gdbarch);
-extern void set_gdbarch_addressable_memory_unit_size (struct gdbarch *gdbarch, gdbarch_addressable_memory_unit_size_ftype *addressable_memory_unit_size);
+using read_core_file_mappings_loop_ftype =
+ gdb::function_view;
-/* Definition for an unknown syscall, used basically in error-cases. */
-#define UNKNOWN_SYSCALL (-1)
+#include "gdbarch-gen.h"
extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch);
@@ -1579,25 +210,35 @@ struct gdbarch_list
struct gdbarch_info
{
- /* Use default: NULL (ZERO). */
- const struct bfd_arch_info *bfd_arch_info;
+ gdbarch_info ()
+ /* Ensure the union is zero-initialized. Relies on the fact that there's
+ no member larger than TDESC_DATA. */
+ : tdesc_data ()
+ {}
+
+ const struct bfd_arch_info *bfd_arch_info = nullptr;
- /* Use default: BFD_ENDIAN_UNKNOWN (NB: is not ZERO). */
- enum bfd_endian byte_order;
+ enum bfd_endian byte_order = BFD_ENDIAN_UNKNOWN;
- enum bfd_endian byte_order_for_code;
+ enum bfd_endian byte_order_for_code = BFD_ENDIAN_UNKNOWN;
- /* Use default: NULL (ZERO). */
- bfd *abfd;
+ bfd *abfd = nullptr;
- /* Use default: NULL (ZERO). */
- void *tdep_info;
+ union
+ {
+ /* Architecture-specific target description data. Numerous targets
+ need only this, so give them an easy way to hold it. */
+ struct tdesc_arch_data *tdesc_data;
- /* Use default: GDB_OSABI_UNINITIALIZED (-1). */
- enum gdb_osabi osabi;
+ /* SPU file system ID. This is a single integer, so using the
+ generic form would only complicate code. Other targets may
+ reuse this member if suitable. */
+ int *id;
+ };
- /* Use default: NULL (ZERO). */
- const struct target_desc *target_desc;
+ enum gdb_osabi osabi = GDB_OSABI_UNKNOWN;
+
+ const struct target_desc *target_desc = nullptr;
};
typedef struct gdbarch *(gdbarch_init_ftype) (struct gdbarch_info info, struct gdbarch_list *arches);
@@ -1607,16 +248,15 @@ typedef void (gdbarch_dump_tdep_ftype) (struct gdbarch *gdbarch, struct ui_file
extern void register_gdbarch_init (enum bfd_architecture architecture, gdbarch_init_ftype *);
extern void gdbarch_register (enum bfd_architecture architecture,
- gdbarch_init_ftype *,
- gdbarch_dump_tdep_ftype *);
+ gdbarch_init_ftype *,
+ gdbarch_dump_tdep_ftype *);
-/* Return a freshly allocated, NULL terminated, array of the valid
- architecture names. Since architectures are registered during the
- _initialize phase this function only returns useful information
- once initialization has been completed. */
+/* Return a vector of the valid architecture names. Since architectures are
+ registered during the _initialize phase this function only returns useful
+ information once initialization has been completed. */
-extern const char **gdbarch_printable_names (void);
+extern std::vector gdbarch_printable_names ();
/* Helper function. Search the list of ARCHES for a GDBARCH that
@@ -1639,14 +279,17 @@ extern struct gdbarch *gdbarch_alloc (const struct gdbarch_info *info, struct gd
extern void gdbarch_free (struct gdbarch *);
+/* Get the obstack owned by ARCH. */
+
+extern obstack *gdbarch_obstack (gdbarch *arch);
/* Helper function. Allocate memory from the ``struct gdbarch''
obstack. The memory is freed when the corresponding architecture
is also freed. */
-extern void *gdbarch_obstack_zalloc (struct gdbarch *gdbarch, long size);
-#define GDBARCH_OBSTACK_CALLOC(GDBARCH, NR, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), (NR) * sizeof (TYPE)))
-#define GDBARCH_OBSTACK_ZALLOC(GDBARCH, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), sizeof (TYPE)))
+#define GDBARCH_OBSTACK_CALLOC(GDBARCH, NR, TYPE) obstack_calloc (gdbarch_obstack ((GDBARCH)), (NR))
+
+#define GDBARCH_OBSTACK_ZALLOC(GDBARCH, TYPE) obstack_zalloc (gdbarch_obstack ((GDBARCH)))
/* Duplicate STRING, returning an equivalent string that's allocated on the
obstack associated with GDBARCH. The string is freed when the corresponding
@@ -1668,8 +311,8 @@ extern int gdbarch_update_p (struct gdbarch_info info);
/* Helper function. Find an architecture matching info.
- INFO should be initialized using gdbarch_info_init, relevant fields
- set, and then finished using gdbarch_info_fill.
+ INFO should have relevant fields set, and then finished using
+ gdbarch_info_fill.
Returns the corresponding architecture, or NULL if no matching
architecture was found. */
@@ -1705,9 +348,6 @@ typedef void *(gdbarch_data_pre_init_ftype) (struct obstack *obstack);
extern struct gdbarch_data *gdbarch_data_register_pre_init (gdbarch_data_pre_init_ftype *init);
typedef void *(gdbarch_data_post_init_ftype) (struct gdbarch *gdbarch);
extern struct gdbarch_data *gdbarch_data_register_post_init (gdbarch_data_post_init_ftype *init);
-extern void deprecated_set_gdbarch_data (struct gdbarch *gdbarch,
- struct gdbarch_data *data,
- void *pointer);
extern void *gdbarch_data (struct gdbarch *gdbarch, struct gdbarch_data *);
@@ -1728,4 +368,12 @@ extern unsigned int gdbarch_debug;
extern void gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file);
+/* Return the number of cooked registers (raw + pseudo) for ARCH. */
+
+static inline int
+gdbarch_num_cooked_regs (gdbarch *arch)
+{
+ return gdbarch_num_regs (arch) + gdbarch_num_pseudo_regs (arch);
+}
+
#endif