/* Dynamic architecture support for GDB, the GNU debugger.
- Copyright (C) 1998-2013 Free Software Foundation, Inc.
+ Copyright (C) 1998-2014 Free Software Foundation, Inc.
This file is part of GDB.
extern const struct bfd_arch_info * gdbarch_bfd_arch_info (struct gdbarch *gdbarch);
/* set_gdbarch_bfd_arch_info() - not applicable - pre-initialized. */
-extern int gdbarch_byte_order (struct gdbarch *gdbarch);
+extern enum bfd_endian gdbarch_byte_order (struct gdbarch *gdbarch);
/* set_gdbarch_byte_order() - not applicable - pre-initialized. */
-extern int gdbarch_byte_order_for_code (struct gdbarch *gdbarch);
+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);
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);
-/* See gdbint.texinfo, and PUSH_DUMMY_CALL. */
-
extern int gdbarch_dummy_id_p (struct gdbarch *gdbarch);
typedef struct frame_id (gdbarch_dummy_id_ftype) (struct gdbarch *gdbarch, struct frame_info *this_frame);
extern int gdbarch_deprecated_fp_regnum (struct gdbarch *gdbarch);
extern void set_gdbarch_deprecated_fp_regnum (struct gdbarch *gdbarch, int deprecated_fp_regnum);
-/* See gdbint.texinfo. See infcall.c. */
-
extern int gdbarch_push_dummy_call_p (struct gdbarch *gdbarch);
typedef CORE_ADDR (gdbarch_push_dummy_call_ftype) (struct gdbarch *gdbarch, struct value *function, struct regcache *regcache, CORE_ADDR bp_addr, int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr);
extern 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);
-/* setjmp/longjmp support. */
+/* Determine the address where a longjmp will land and save this address
+ in PC. Return nonzero on success.
+
+ FRAME corresponds to the longjmp frame. */
extern int gdbarch_get_longjmp_target_p (struct gdbarch *gdbarch);
extern const char * gdbarch_address_class_type_flags_to_name (struct gdbarch *gdbarch, int type_flags);
extern void set_gdbarch_address_class_type_flags_to_name (struct gdbarch *gdbarch, gdbarch_address_class_type_flags_to_name_ftype *address_class_type_flags_to_name);
+/* Return the appropriate type_flags for the supplied address class.
+ This function should return 1 if the address class was recognized and
+ type_flags was set, zero otherwise. */
+
extern int gdbarch_address_class_name_to_type_flags_p (struct gdbarch *gdbarch);
typedef int (gdbarch_address_class_name_to_type_flags_ftype) (struct gdbarch *gdbarch, const char *name, int *type_flags_ptr);
extern int gdbarch_core_xfer_shared_libraries_p (struct gdbarch *gdbarch);
-typedef LONGEST (gdbarch_core_xfer_shared_libraries_ftype) (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, LONGEST len);
-extern LONGEST gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, LONGEST len);
+typedef LONGEST (gdbarch_core_xfer_shared_libraries_ftype) (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
+extern LONGEST 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
extern int gdbarch_core_xfer_shared_libraries_aix_p (struct gdbarch *gdbarch);
-typedef LONGEST (gdbarch_core_xfer_shared_libraries_aix_ftype) (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, LONGEST len);
-extern LONGEST gdbarch_core_xfer_shared_libraries_aix (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, LONGEST len);
+typedef LONGEST (gdbarch_core_xfer_shared_libraries_aix_ftype) (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
+extern LONGEST 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 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 int gdbarch_gdb_signal_to_target_p (struct gdbarch *gdbarch);
+
+typedef int (gdbarch_gdb_signal_to_target_ftype) (struct gdbarch *gdbarch, enum gdb_signal signal);
+extern int gdbarch_gdb_signal_to_target (struct gdbarch *gdbarch, enum gdb_signal signal);
+extern void set_gdbarch_gdb_signal_to_target (struct gdbarch *gdbarch, gdbarch_gdb_signal_to_target_ftype *gdb_signal_to_target);
+
/* Extra signal info inspection.
Return a type suitable to inspect extra signal information. */
extern void set_gdbarch_get_syscall_number (struct gdbarch *gdbarch, gdbarch_get_syscall_number_ftype *get_syscall_number);
/* SystemTap related fields and functions.
- Prefix used to mark an integer constant on the architecture's assembly
+ 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 * gdbarch_stap_integer_prefix (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_integer_prefix (struct gdbarch *gdbarch, const char * stap_integer_prefix);
+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);
-/* Suffix used to mark an integer constant on the architecture's assembly. */
+/* A NULL-terminated array of suffixes used to mark an integer constant
+ on the architecture's assembly. */
-extern const char * gdbarch_stap_integer_suffix (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_integer_suffix (struct gdbarch *gdbarch, const char * stap_integer_suffix);
+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);
-/* Prefix used to mark a register name on the architecture's assembly.
+/* 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 * gdbarch_stap_register_prefix (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_register_prefix (struct gdbarch *gdbarch, const char * stap_register_prefix);
+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);
-/* Suffix used to mark a register name on the architecture's assembly */
+/* A NULL-terminated array of suffixes used to mark a register name on
+ the architecture's assembly. */
-extern const char * gdbarch_stap_register_suffix (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_register_suffix (struct gdbarch *gdbarch, const char * stap_register_suffix);
+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);
-/* Prefix used to mark a register indirection on the architecture's assembly.
+/* 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
Please note that we use the indirection prefix also for register
displacement, e.g., `4(%eax)' on x86. */
-extern const char * gdbarch_stap_register_indirection_prefix (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_register_indirection_prefix (struct gdbarch *gdbarch, const char * stap_register_indirection_prefix);
+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);
-/* Suffix used to mark a register indirection on the architecture's assembly.
+/* 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
Please note that we use the indirection suffix also for register
displacement, e.g., `4(%eax)' on x86. */
-extern const char * gdbarch_stap_register_indirection_suffix (struct gdbarch *gdbarch);
-extern void set_gdbarch_stap_register_indirection_suffix (struct gdbarch *gdbarch, const char * stap_register_indirection_suffix);
+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 used to name a register using GDB's nomenclature.
+/* 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,
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);
+
/* Definition for an unknown syscall, used basically in error-cases. */
#define UNKNOWN_SYSCALL (-1)
const struct bfd_arch_info *bfd_arch_info;
/* Use default: BFD_ENDIAN_UNKNOWN (NB: is not ZERO). */
- int byte_order;
+ enum bfd_endian byte_order;
- int byte_order_for_code;
+ enum bfd_endian byte_order_for_code;
/* Use default: NULL (ZERO). */
bfd *abfd;