| /* *INDENT-OFF* */ /* THIS FILE IS GENERATED -*- buffer-read-only: t -*- */ |
| /* vi:set ro: */ |
| |
| /* Dynamic architecture support for GDB, the GNU debugger. |
| |
| Copyright (C) 1998-2022 Free Software Foundation, Inc. |
| |
| This file is part of GDB. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| |
| /* To regenerate this file, run: |
| ./gdbarch.py |
| */ |
| |
| |
| |
| /* 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. */ |
| |
| /* 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); |
| |
| /* The ABI default bit-size and format for "bfloat16", "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_bfloat16_bit (struct gdbarch *gdbarch); |
| extern void set_gdbarch_bfloat16_bit (struct gdbarch *gdbarch, int bfloat16_bit); |
| |
| extern const struct floatformat ** gdbarch_bfloat16_format (struct gdbarch *gdbarch); |
| extern void set_gdbarch_bfloat16_format (struct gdbarch *gdbarch, const struct floatformat ** bfloat16_format); |
| |
| 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); |
| |
| /* The ABI default bit-size for "wchar_t". wchar_t is a built-in type |
| starting with C++11. */ |
| |
| extern int gdbarch_wchar_bit (struct gdbarch *gdbarch); |
| extern void set_gdbarch_wchar_bit (struct gdbarch *gdbarch, int wchar_bit); |
| |
| /* One if `wchar_t' is signed, zero if unsigned. */ |
| |
| extern int gdbarch_wchar_signed (struct gdbarch *gdbarch); |
| extern void set_gdbarch_wchar_signed (struct gdbarch *gdbarch, int wchar_signed); |
| |
| /* Returns the floating-point format to be used for values of length LENGTH. |
| NAME, if non-NULL, is the type name, which may be used to distinguish |
| different target formats of the same length. */ |
| |
| typedef const struct floatformat ** (gdbarch_floatformat_for_type_ftype) (struct gdbarch *gdbarch, const char *name, int length); |
| extern const struct floatformat ** gdbarch_floatformat_for_type (struct gdbarch *gdbarch, const char *name, int length); |
| extern void set_gdbarch_floatformat_for_type (struct gdbarch *gdbarch, gdbarch_floatformat_for_type_ftype *floatformat_for_type); |
| |
| /* 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 bool gdbarch_read_pc_p (struct gdbarch *gdbarch); |
| |
| typedef CORE_ADDR (gdbarch_read_pc_ftype) (readable_regcache *regcache); |
| extern CORE_ADDR gdbarch_read_pc (struct gdbarch *gdbarch, readable_regcache *regcache); |
| extern void set_gdbarch_read_pc (struct gdbarch *gdbarch, gdbarch_read_pc_ftype *read_pc); |
| |
| extern bool 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 bool gdbarch_pseudo_register_read_p (struct gdbarch *gdbarch); |
| |
| typedef enum register_status (gdbarch_pseudo_register_read_ftype) (struct gdbarch *gdbarch, readable_regcache *regcache, int cookednum, gdb_byte *buf); |
| extern enum register_status gdbarch_pseudo_register_read (struct gdbarch *gdbarch, readable_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 bool gdbarch_pseudo_register_read_value_p (struct gdbarch *gdbarch); |
| |
| typedef struct value * (gdbarch_pseudo_register_read_value_ftype) (struct gdbarch *gdbarch, readable_regcache *regcache, int cookednum); |
| extern struct value * gdbarch_pseudo_register_read_value (struct gdbarch *gdbarch, readable_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 bool 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 bool 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 bool 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 architectures can display additional information for specific |
| signals. |
| UIOUT is the output stream where the handler will place information. */ |
| |
| extern bool gdbarch_report_signal_info_p (struct gdbarch *gdbarch); |
| |
| typedef void (gdbarch_report_signal_info_ftype) (struct gdbarch *gdbarch, struct ui_out *uiout, enum gdb_signal siggnal); |
| extern void gdbarch_report_signal_info (struct gdbarch *gdbarch, struct ui_out *uiout, enum gdb_signal siggnal); |
| extern void set_gdbarch_report_signal_info (struct gdbarch *gdbarch, gdbarch_report_signal_info_ftype *report_signal_info); |
| |
| /* 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". */ |
| |
| 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); |
| |
| /* Generate a dummy frame_id for THIS_FRAME assuming that the frame is |
| a dummy frame. A dummy frame is created before an inferior call, |
| the frame_id returned here must match the frame_id that was built |
| for the inferior call. Usually this means the returned frame_id's |
| stack address should match the address returned by |
| gdbarch_push_dummy_call, and the returned frame_id's code address |
| should match the address at which the breakpoint was set in the dummy |
| frame. */ |
| |
| 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 bool 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, function_call_return_method return_method, 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, function_call_return_method return_method, 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 bool 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); |
| |
| /* Return true if the code of FRAME is writable. */ |
| |
| typedef int (gdbarch_code_of_frame_writable_ftype) (struct gdbarch *gdbarch, struct frame_info *frame); |
| extern int gdbarch_code_of_frame_writable (struct gdbarch *gdbarch, struct frame_info *frame); |
| extern void set_gdbarch_code_of_frame_writable (struct gdbarch *gdbarch, gdbarch_code_of_frame_writable_ftype *code_of_frame_writable); |
| |
| 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 bool 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 bool 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 bool 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 bool 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 bool 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 bool 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 breakpoint kind for this target based on *PCPTR. */ |
| |
| typedef int (gdbarch_breakpoint_kind_from_pc_ftype) (struct gdbarch *gdbarch, CORE_ADDR *pcptr); |
| extern int gdbarch_breakpoint_kind_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr); |
| extern void set_gdbarch_breakpoint_kind_from_pc (struct gdbarch *gdbarch, gdbarch_breakpoint_kind_from_pc_ftype *breakpoint_kind_from_pc); |
| |
| /* Return the software breakpoint from KIND. KIND can have target |
| specific meaning like the Z0 kind parameter. |
| SIZE is set to the software breakpoint's length in memory. */ |
| |
| typedef const gdb_byte * (gdbarch_sw_breakpoint_from_kind_ftype) (struct gdbarch *gdbarch, int kind, int *size); |
| extern const gdb_byte * gdbarch_sw_breakpoint_from_kind (struct gdbarch *gdbarch, int kind, int *size); |
| extern void set_gdbarch_sw_breakpoint_from_kind (struct gdbarch *gdbarch, gdbarch_sw_breakpoint_from_kind_ftype *sw_breakpoint_from_kind); |
| |
| /* Return the breakpoint kind for this target based on the current |
| processor state (e.g. the current instruction mode on ARM) and the |
| *PCPTR. In default, it is gdbarch->breakpoint_kind_from_pc. */ |
| |
| typedef int (gdbarch_breakpoint_kind_from_current_state_ftype) (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR *pcptr); |
| extern int gdbarch_breakpoint_kind_from_current_state (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR *pcptr); |
| extern void set_gdbarch_breakpoint_kind_from_current_state (struct gdbarch *gdbarch, gdbarch_breakpoint_kind_from_current_state_ftype *breakpoint_kind_from_current_state); |
| |
| extern bool 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. */ |
| |
| extern bool gdbarch_fetch_tls_load_module_address_p (struct gdbarch *gdbarch); |
| |
| 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); |
| |
| /* Return the thread-local address at OFFSET in the thread-local |
| storage for the thread PTID and the shared library or executable |
| file given by LM_ADDR. If that block of thread-local storage hasn't |
| been allocated yet, this function may throw an error. LM_ADDR may |
| be zero for statically linked multithreaded inferiors. */ |
| |
| extern bool gdbarch_get_thread_local_address_p (struct gdbarch *gdbarch); |
| |
| typedef CORE_ADDR (gdbarch_get_thread_local_address_ftype) (struct gdbarch *gdbarch, ptid_t ptid, CORE_ADDR lm_addr, CORE_ADDR offset); |
| extern CORE_ADDR gdbarch_get_thread_local_address (struct gdbarch *gdbarch, ptid_t ptid, CORE_ADDR lm_addr, CORE_ADDR offset); |
| extern void set_gdbarch_get_thread_local_address (struct gdbarch *gdbarch, gdbarch_get_thread_local_address_ftype *get_thread_local_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); |
| |
| 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); |
| |
| 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 bool 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 bool 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); |
| |
| /* On some machines, not all bits of an address word are significant. |
| For example, on AArch64, the top bits of an address known as the "tag" |
| are ignored by the kernel, the hardware, etc. and can be regarded as |
| additional data associated with the address. */ |
| |
| extern int gdbarch_significant_addr_bit (struct gdbarch *gdbarch); |
| extern void set_gdbarch_significant_addr_bit (struct gdbarch *gdbarch, int significant_addr_bit); |
| |
| /* Return a string representation of the memory tag TAG. */ |
| |
| typedef std::string (gdbarch_memtag_to_string_ftype) (struct gdbarch *gdbarch, struct value *tag); |
| extern std::string gdbarch_memtag_to_string (struct gdbarch *gdbarch, struct value *tag); |
| extern void set_gdbarch_memtag_to_string (struct gdbarch *gdbarch, gdbarch_memtag_to_string_ftype *memtag_to_string); |
| |
| /* Return true if ADDRESS contains a tag and false otherwise. ADDRESS |
| must be either a pointer or a reference type. */ |
| |
| typedef bool (gdbarch_tagged_address_p_ftype) (struct gdbarch *gdbarch, struct value *address); |
| extern bool gdbarch_tagged_address_p (struct gdbarch *gdbarch, struct value *address); |
| extern void set_gdbarch_tagged_address_p (struct gdbarch *gdbarch, gdbarch_tagged_address_p_ftype *tagged_address_p); |
| |
| /* Return true if the tag from ADDRESS matches the memory tag for that |
| particular address. Return false otherwise. */ |
| |
| typedef bool (gdbarch_memtag_matches_p_ftype) (struct gdbarch *gdbarch, struct value *address); |
| extern bool gdbarch_memtag_matches_p (struct gdbarch *gdbarch, struct value *address); |
| extern void set_gdbarch_memtag_matches_p (struct gdbarch *gdbarch, gdbarch_memtag_matches_p_ftype *memtag_matches_p); |
| |
| /* Set the tags of type TAG_TYPE, for the memory address range |
| [ADDRESS, ADDRESS + LENGTH) to TAGS. |
| Return true if successful and false otherwise. */ |
| |
| typedef bool (gdbarch_set_memtags_ftype) (struct gdbarch *gdbarch, struct value *address, size_t length, const gdb::byte_vector &tags, memtag_type tag_type); |
| extern bool gdbarch_set_memtags (struct gdbarch *gdbarch, struct value *address, size_t length, const gdb::byte_vector &tags, memtag_type tag_type); |
| extern void set_gdbarch_set_memtags (struct gdbarch *gdbarch, gdbarch_set_memtags_ftype *set_memtags); |
| |
| /* Return the tag of type TAG_TYPE associated with the memory address ADDRESS, |
| assuming ADDRESS is tagged. */ |
| |
| typedef struct value * (gdbarch_get_memtag_ftype) (struct gdbarch *gdbarch, struct value *address, memtag_type tag_type); |
| extern struct value * gdbarch_get_memtag (struct gdbarch *gdbarch, struct value *address, memtag_type tag_type); |
| extern void set_gdbarch_get_memtag (struct gdbarch *gdbarch, gdbarch_get_memtag_ftype *get_memtag); |
| |
| /* memtag_granule_size is the size of the allocation tag granule, for |
| architectures that support memory tagging. |
| This is 0 for architectures that do not support memory tagging. |
| For a non-zero value, this represents the number of bytes of memory per tag. */ |
| |
| extern CORE_ADDR gdbarch_memtag_granule_size (struct gdbarch *gdbarch); |
| extern void set_gdbarch_memtag_granule_size (struct gdbarch *gdbarch, CORE_ADDR memtag_granule_size); |
| |
| /* 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: The logic is backwards. It should be asking if the |
| target can single step. If not, then implement single step using breakpoints. |
| |
| Return a vector of addresses on which the software single step |
| breakpoints should be inserted. NULL means software single step is |
| not used. |
| Multiple breakpoints may be inserted for some instructions such as |
| conditional branch. However, each implementation must always evaluate |
| the condition and only put the breakpoint at the branch destination if |
| the condition is true, so that we ensure forward progress when stepping |
| past a conditional branch to self. */ |
| |
| extern bool gdbarch_software_single_step_p (struct gdbarch *gdbarch); |
| |
| typedef std::vector<CORE_ADDR> (gdbarch_software_single_step_ftype) (struct regcache *regcache); |
| extern std::vector<CORE_ADDR> gdbarch_software_single_step (struct gdbarch *gdbarch, struct regcache *regcache); |
| 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 bool 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); |
| |
| /* Return true if PC lies inside an indirect branch thunk. */ |
| |
| typedef bool (gdbarch_in_indirect_branch_thunk_ftype) (struct gdbarch *gdbarch, CORE_ADDR pc); |
| extern bool gdbarch_in_indirect_branch_thunk (struct gdbarch *gdbarch, CORE_ADDR pc); |
| extern void set_gdbarch_in_indirect_branch_thunk (struct gdbarch *gdbarch, gdbarch_in_indirect_branch_thunk_ftype *in_indirect_branch_thunk); |
| |
| /* 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 bool 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); |
| |
| /* See comment in target.h about continuable, steppable and |
| non-steppable watchpoints. */ |
| |
| extern int gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch); |
| extern void set_gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch, int have_nonsteppable_watchpoint); |
| |
| extern bool gdbarch_address_class_type_flags_p (struct gdbarch *gdbarch); |
| |
| typedef type_instance_flags (gdbarch_address_class_type_flags_ftype) (int byte_size, int dwarf2_addr_class); |
| extern type_instance_flags 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 bool 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, type_instance_flags type_flags); |
| extern const char * gdbarch_address_class_type_flags_to_name (struct gdbarch *gdbarch, type_instance_flags 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); |
| |
| /* Execute vendor-specific DWARF Call Frame Instruction. OP is the instruction. |
| FS are passed from the generic execute_cfa_program function. */ |
| |
| typedef bool (gdbarch_execute_dwarf_cfa_vendor_op_ftype) (struct gdbarch *gdbarch, gdb_byte op, struct dwarf2_frame_state *fs); |
| extern bool gdbarch_execute_dwarf_cfa_vendor_op (struct gdbarch *gdbarch, gdb_byte op, struct dwarf2_frame_state *fs); |
| extern void set_gdbarch_execute_dwarf_cfa_vendor_op (struct gdbarch *gdbarch, gdbarch_execute_dwarf_cfa_vendor_op_ftype *execute_dwarf_cfa_vendor_op); |
| |
| /* Return the appropriate type_flags for the supplied address class. |
| This function should return true if the address class was recognized and |
| type_flags was set, false otherwise. */ |
| |
| extern bool gdbarch_address_class_name_to_type_flags_p (struct gdbarch *gdbarch); |
| |
| typedef bool (gdbarch_address_class_name_to_type_flags_ftype) (struct gdbarch *gdbarch, const char *name, type_instance_flags *type_flags_ptr); |
| extern bool gdbarch_address_class_name_to_type_flags (struct gdbarch *gdbarch, const char *name, type_instance_flags *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, const struct reggroup *reggroup); |
| extern int gdbarch_register_reggroup_p (struct gdbarch *gdbarch, int regnum, const 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 bool 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 bool 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 bool gdbarch_make_corefile_notes_p (struct gdbarch *gdbarch); |
| |
| typedef gdb::unique_xmalloc_ptr<char> (gdbarch_make_corefile_notes_ftype) (struct gdbarch *gdbarch, bfd *obfd, int *note_size); |
| extern gdb::unique_xmalloc_ptr<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); |
| |
| /* Find core file memory regions */ |
| |
| extern bool 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); |
| |
| /* Given a bfd OBFD, segment ADDRESS and SIZE, create a memory tag section to be dumped to a core file */ |
| |
| extern bool gdbarch_create_memtag_section_p (struct gdbarch *gdbarch); |
| |
| typedef asection * (gdbarch_create_memtag_section_ftype) (struct gdbarch *gdbarch, bfd *obfd, CORE_ADDR address, size_t size); |
| extern asection * gdbarch_create_memtag_section (struct gdbarch *gdbarch, bfd *obfd, CORE_ADDR address, size_t size); |
| extern void set_gdbarch_create_memtag_section (struct gdbarch *gdbarch, gdbarch_create_memtag_section_ftype *create_memtag_section); |
| |
| /* Given a memory tag section OSEC, fill OSEC's contents with the appropriate tag data */ |
| |
| extern bool gdbarch_fill_memtag_section_p (struct gdbarch *gdbarch); |
| |
| typedef bool (gdbarch_fill_memtag_section_ftype) (struct gdbarch *gdbarch, asection *osec); |
| extern bool gdbarch_fill_memtag_section (struct gdbarch *gdbarch, asection *osec); |
| extern void set_gdbarch_fill_memtag_section (struct gdbarch *gdbarch, gdbarch_fill_memtag_section_ftype *fill_memtag_section); |
| |
| /* Decode a memory tag SECTION and return the tags of type TYPE contained in |
| the memory range [ADDRESS, ADDRESS + LENGTH). |
| If no tags were found, return an empty vector. */ |
| |
| extern bool gdbarch_decode_memtag_section_p (struct gdbarch *gdbarch); |
| |
| typedef gdb::byte_vector (gdbarch_decode_memtag_section_ftype) (struct gdbarch *gdbarch, bfd_section *section, int type, CORE_ADDR address, size_t length); |
| extern gdb::byte_vector gdbarch_decode_memtag_section (struct gdbarch *gdbarch, bfd_section *section, int type, CORE_ADDR address, size_t length); |
| extern void set_gdbarch_decode_memtag_section (struct gdbarch *gdbarch, gdbarch_decode_memtag_section_ftype *decode_memtag_section); |
| |
| /* 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 bool 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 bool 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 bool gdbarch_core_pid_to_str_p (struct gdbarch *gdbarch); |
| |
| typedef std::string (gdbarch_core_pid_to_str_ftype) (struct gdbarch *gdbarch, ptid_t ptid); |
| extern std::string 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 bool 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); |
| |
| /* Read offset OFFSET of TARGET_OBJECT_SIGNAL_INFO signal information |
| from core file into buffer READBUF with length LEN. Return the number |
| of bytes read (zero indicates EOF, a negative value indicates failure). */ |
| |
| extern bool gdbarch_core_xfer_siginfo_p (struct gdbarch *gdbarch); |
| |
| typedef LONGEST (gdbarch_core_xfer_siginfo_ftype) (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len); |
| extern LONGEST gdbarch_core_xfer_siginfo (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len); |
| extern void set_gdbarch_core_xfer_siginfo (struct gdbarch *gdbarch, gdbarch_core_xfer_siginfo_ftype *core_xfer_siginfo); |
| |
| /* BFD target to use when generating a core file. */ |
| |
| extern bool 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 bool 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. |
| |
| 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 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 bool gdbarch_displaced_step_copy_insn_p (struct gdbarch *gdbarch); |
| |
| typedef displaced_step_copy_insn_closure_up (gdbarch_displaced_step_copy_insn_ftype) (struct gdbarch *gdbarch, CORE_ADDR from, CORE_ADDR to, struct regcache *regs); |
| extern displaced_step_copy_insn_closure_up 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 a displaced |
| step instruction. 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 bool (gdbarch_displaced_step_hw_singlestep_ftype) (struct gdbarch *gdbarch); |
| extern bool gdbarch_displaced_step_hw_singlestep (struct gdbarch *gdbarch); |
| 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 bool gdbarch_displaced_step_fixup_p (struct gdbarch *gdbarch); |
| |
| typedef void (gdbarch_displaced_step_fixup_ftype) (struct gdbarch *gdbarch, struct displaced_step_copy_insn_closure *closure, CORE_ADDR from, CORE_ADDR to, struct regcache *regs); |
| extern void gdbarch_displaced_step_fixup (struct gdbarch *gdbarch, struct displaced_step_copy_insn_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); |
| |
| /* Prepare THREAD for it to displaced step the instruction at its current PC. |
| |
| Throw an exception if any unexpected error happens. */ |
| |
| extern bool gdbarch_displaced_step_prepare_p (struct gdbarch *gdbarch); |
| |
| typedef displaced_step_prepare_status (gdbarch_displaced_step_prepare_ftype) (struct gdbarch *gdbarch, thread_info *thread, CORE_ADDR &displaced_pc); |
| extern displaced_step_prepare_status gdbarch_displaced_step_prepare (struct gdbarch *gdbarch, thread_info *thread, CORE_ADDR &displaced_pc); |
| extern void set_gdbarch_displaced_step_prepare (struct gdbarch *gdbarch, gdbarch_displaced_step_prepare_ftype *displaced_step_prepare); |
| |
| /* Clean up after a displaced step of THREAD. */ |
| |
| typedef displaced_step_finish_status (gdbarch_displaced_step_finish_ftype) (struct gdbarch *gdbarch, thread_info *thread, gdb_signal sig); |
| extern displaced_step_finish_status gdbarch_displaced_step_finish (struct gdbarch *gdbarch, thread_info *thread, gdb_signal sig); |
| extern void set_gdbarch_displaced_step_finish (struct gdbarch *gdbarch, gdbarch_displaced_step_finish_ftype *displaced_step_finish); |
| |
| /* Return the closure associated to the displaced step buffer that is at ADDR. */ |
| |
| extern bool gdbarch_displaced_step_copy_insn_closure_by_addr_p (struct gdbarch *gdbarch); |
| |
| typedef const displaced_step_copy_insn_closure * (gdbarch_displaced_step_copy_insn_closure_by_addr_ftype) (inferior *inf, CORE_ADDR addr); |
| extern const displaced_step_copy_insn_closure * gdbarch_displaced_step_copy_insn_closure_by_addr (struct gdbarch *gdbarch, inferior *inf, CORE_ADDR addr); |
| extern void set_gdbarch_displaced_step_copy_insn_closure_by_addr (struct gdbarch *gdbarch, gdbarch_displaced_step_copy_insn_closure_by_addr_ftype *displaced_step_copy_insn_closure_by_addr); |
| |
| /* PARENT_INF has forked and CHILD_PTID is the ptid of the child. Restore the |
| contents of all displaced step buffers in the child's address space. */ |
| |
| typedef void (gdbarch_displaced_step_restore_all_in_ptid_ftype) (inferior *parent_inf, ptid_t child_ptid); |
| extern void gdbarch_displaced_step_restore_all_in_ptid (struct gdbarch *gdbarch, inferior *parent_inf, ptid_t child_ptid); |
| extern void set_gdbarch_displaced_step_restore_all_in_ptid (struct gdbarch *gdbarch, gdbarch_displaced_step_restore_all_in_ptid_ftype *displaced_step_restore_all_in_ptid); |
| |
| /* 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 bool 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 bool 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 bool 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); |
| |
| /* 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 bool 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 bool 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 <signal.h> 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 bool 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 <signal.h> |
| header, or similar headers. |
| Return the target signal number if found, or -1 if the GDB internal |
| signal number is invalid. */ |
| |
| extern bool 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 bool 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 bool 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 bool gdbarch_get_syscall_number_p (struct gdbarch *gdbarch); |
| |
| typedef LONGEST (gdbarch_get_syscall_number_ftype) (struct gdbarch *gdbarch, thread_info *thread); |
| extern LONGEST gdbarch_get_syscall_number (struct gdbarch *gdbarch, thread_info *thread); |
| 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 bool 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: |
| |
| <number> <indirection_prefix> <register_name> <indirection_suffix> |
| |
| 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 bool gdbarch_stap_parse_special_token_p (struct gdbarch *gdbarch); |
| |
| typedef expr::operation_up (gdbarch_stap_parse_special_token_ftype) (struct gdbarch *gdbarch, struct stap_parse_info *p); |
| extern expr::operation_up 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); |
| |
| /* Perform arch-dependent adjustments to a register name. |
| |
| In very specific situations, it may be necessary for the register |
| name present in a SystemTap probe's argument to be handled in a |
| special way. For example, on i386, GCC may over-optimize the |
| register allocation and use smaller registers than necessary. In |
| such cases, the client that is reading and evaluating the SystemTap |
| probe (ourselves) will need to actually fetch values from the wider |
| version of the register in question. |
| |
| To illustrate the example, consider the following probe argument |
| (i386): |
| |
| 4@%ax |
| |
| This argument says that its value can be found at the %ax register, |
| which is a 16-bit register. However, the argument's prefix says |
| that its type is "uint32_t", which is 32-bit in size. Therefore, in |
| this case, GDB should actually fetch the probe's value from register |
| %eax, not %ax. In this scenario, this function would actually |
| replace the register name from %ax to %eax. |
| |
| The rationale for this can be found at PR breakpoints/24541. */ |
| |
| extern bool gdbarch_stap_adjust_register_p (struct gdbarch *gdbarch); |
| |
| typedef std::string (gdbarch_stap_adjust_register_ftype) (struct gdbarch *gdbarch, struct stap_parse_info *p, const std::string ®name, int regnum); |
| extern std::string gdbarch_stap_adjust_register (struct gdbarch *gdbarch, struct stap_parse_info *p, const std::string ®name, int regnum); |
| extern void set_gdbarch_stap_adjust_register (struct gdbarch *gdbarch, gdbarch_stap_adjust_register_ftype *stap_adjust_register); |
| |
| /* DTrace related functions. |
| The expression to compute the NARTGth+1 argument to a DTrace USDT probe. |
| NARG must be >= 0. */ |
| |
| extern bool gdbarch_dtrace_parse_probe_argument_p (struct gdbarch *gdbarch); |
| |
| typedef expr::operation_up (gdbarch_dtrace_parse_probe_argument_ftype) (struct gdbarch *gdbarch, int narg); |
| extern expr::operation_up gdbarch_dtrace_parse_probe_argument (struct gdbarch *gdbarch, 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 bool 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 bool 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 bool 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, std::string *msg); |
| extern int gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, CORE_ADDR addr, std::string *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) (); |
| 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) (); |
| 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 bool 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 bool 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 passed an objfile to be searched. The iteration stops |
| if this function returns nonzero. |
| |
| 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, 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, 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); |
| |
| /* Return true if there's a program/permanent breakpoint planted in |
| memory at ADDRESS, return false otherwise. */ |
| |
| typedef bool (gdbarch_program_breakpoint_here_p_ftype) (struct gdbarch *gdbarch, CORE_ADDR address); |
| extern bool gdbarch_program_breakpoint_here_p (struct gdbarch *gdbarch, CORE_ADDR address); |
| extern void set_gdbarch_program_breakpoint_here_p (struct gdbarch *gdbarch, gdbarch_program_breakpoint_here_p_ftype *program_breakpoint_here_p); |
| |
| /* 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 bool 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); |
| |
| /* Print the description of a single auxv entry described by TYPE and VAL |
| to FILE. */ |
| |
| typedef void (gdbarch_print_auxv_entry_ftype) (struct gdbarch *gdbarch, struct ui_file *file, CORE_ADDR type, CORE_ADDR val); |
| extern void gdbarch_print_auxv_entry (struct gdbarch *gdbarch, struct ui_file *file, CORE_ADDR type, CORE_ADDR val); |
| extern void set_gdbarch_print_auxv_entry (struct gdbarch *gdbarch, gdbarch_print_auxv_entry_ftype *print_auxv_entry); |
| |
| /* 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. */ |
| |
| typedef std::string (gdbarch_gcc_target_options_ftype) (struct gdbarch *gdbarch); |
| extern std::string 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); |
| |
| /* 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. */ |
| |
| 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); |
| |
| /* 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. */ |
| |
| 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); |
| |
| /* Functions for allowing a target to modify its disassembler options. */ |
| |
| extern const char * gdbarch_disassembler_options_implicit (struct gdbarch *gdbarch); |
| extern void set_gdbarch_disassembler_options_implicit (struct gdbarch *gdbarch, const char * disassembler_options_implicit); |
| |
| extern char ** gdbarch_disassembler_options (struct gdbarch *gdbarch); |
| extern void set_gdbarch_disassembler_options (struct gdbarch *gdbarch, char ** disassembler_options); |
| |
| extern const disasm_options_and_args_t * gdbarch_valid_disassembler_options (struct gdbarch *gdbarch); |
| extern void set_gdbarch_valid_disassembler_options (struct gdbarch *gdbarch, const disasm_options_and_args_t * valid_disassembler_options); |
| |
| /* Type alignment override method. Return the architecture specific |
| alignment required for TYPE. If there is no special handling |
| required for TYPE then return the value 0, GDB will then apply the |
| default rules as laid out in gdbtypes.c:type_align. */ |
| |
| typedef ULONGEST (gdbarch_type_align_ftype) (struct gdbarch *gdbarch, struct type *type); |
| extern ULONGEST gdbarch_type_align (struct gdbarch *gdbarch, struct type *type); |
| extern void set_gdbarch_type_align (struct gdbarch *gdbarch, gdbarch_type_align_ftype *type_align); |
| |
| /* Return a string containing any flags for the given PC in the given FRAME. */ |
| |
| typedef std::string (gdbarch_get_pc_address_flags_ftype) (frame_info *frame, CORE_ADDR pc); |
| extern std::string gdbarch_get_pc_address_flags (struct gdbarch *gdbarch, frame_info *frame, CORE_ADDR pc); |
| extern void set_gdbarch_get_pc_address_flags (struct gdbarch *gdbarch, gdbarch_get_pc_address_flags_ftype *get_pc_address_flags); |
| |
| /* Read core file mappings */ |
| |
| typedef void (gdbarch_read_core_file_mappings_ftype) (struct gdbarch *gdbarch, struct bfd *cbfd, read_core_file_mappings_pre_loop_ftype pre_loop_cb, read_core_file_mappings_loop_ftype loop_cb); |
| extern void gdbarch_read_core_file_mappings (struct gdbarch *gdbarch, struct bfd *cbfd, read_core_file_mappings_pre_loop_ftype pre_loop_cb, read_core_file_mappings_loop_ftype loop_cb); |
| extern void set_gdbarch_read_core_file_mappings (struct gdbarch *gdbarch, gdbarch_read_core_file_mappings_ftype *read_core_file_mappings); |
