/home/stan/gdb/src/gdb/osabi.c File Reference

#include "defs.h"
#include "gdb_assert.h"
#include "gdb_string.h"
#include "osabi.h"
#include "arch-utils.h"
#include "gdbcmd.h"
#include "command.h"
#include "elf-bfd.h"

Go to the source code of this file.

Classes
struct	gdb_osabi_handler
struct	gdb_osabi_sniffer
Defines
#define	GDB_OSABI_DEFAULT   GDB_OSABI_UNKNOWN
#define	MAX_NOTESZ   128
Enumerations
enum	{ osabi_auto, osabi_default, osabi_user }
Functions
const char *	gdbarch_osabi_name (enum gdb_osabi osabi)
enum gdb_osabi	osabi_from_tdesc_string (const char *name)
void	gdbarch_register_osabi (enum bfd_architecture arch, unsigned long machine, enum gdb_osabi osabi, void(*init_osabi)(struct gdbarch_info, struct gdbarch *))
void	gdbarch_register_osabi_sniffer (enum bfd_architecture arch, enum bfd_flavour flavour, enum gdb_osabi(*sniffer_fn)(bfd *))
enum gdb_osabi	gdbarch_lookup_osabi (bfd *abfd)
static int	can_run_code_for (const struct bfd_arch_info *a, const struct bfd_arch_info *b)
void	gdbarch_init_osabi (struct gdbarch_info info, struct gdbarch *gdbarch)
static int	check_note (bfd *abfd, asection *sect, char *note, unsigned int *sectsize, const char *name, unsigned long descsz, unsigned long type)
void	generic_elf_osabi_sniff_abi_tag_sections (bfd *abfd, asection *sect, void *obj)
static enum gdb_osabi	generic_elf_osabi_sniffer (bfd *abfd)
static void	set_osabi (char *args, int from_tty, struct cmd_list_element *c)
static void	show_osabi (struct ui_file *file, int from_tty, struct cmd_list_element *c, const char *value)
void	_initialize_gdb_osabi (void)
Variables
static enum { ... }	user_osabi_state
static enum gdb_osabi	user_selected_osabi
static const char *	gdb_osabi_available_names [GDB_OSABI_INVALID+3]
static const char *	set_osabi_string
static const char *const	gdb_osabi_names []
static struct gdb_osabi_handler *	gdb_osabi_handler_list
static struct gdb_osabi_sniffer *	gdb_osabi_sniffer_list
initialize_file_ftype	_initialize_gdb_osabi

---

Define Documentation

#define GDB_OSABI_DEFAULT   GDB_OSABI_UNKNOWN

Definition at line 33 of file osabi.c.

Referenced by gdbarch_info_fill(), set_osabi(), and show_osabi().

#define MAX_NOTESZ   128

Definition at line 372 of file osabi.c.

Referenced by check_note(), and generic_elf_osabi_sniff_abi_tag_sections().

---

Enumeration Type Documentation

anonymous enum

Enumerator:

osabi_auto
osabi_default
osabi_user

Definition at line 37 of file osabi.c.

---

Function Documentation

void _initialize_gdb_osabi

(

void

)

Definition at line 650 of file osabi.c.

References _, add_setshow_enum_cmd(), class_support, gdb_osabi_available_names, GDB_OSABI_INVALID, gdb_osabi_names, gdbarch_register_osabi_sniffer(), generic_elf_osabi_sniffer(), internal_error(), osabi_auto, set_osabi(), set_osabi_string, setlist, show_osabi(), showlist, and user_osabi_state.

static int can_run_code_for	(	const struct bfd_arch_info *	a,
		const struct bfd_arch_info *	b
	)		[static]

Definition at line 304 of file osabi.c.

Referenced by gdbarch_init_osabi().

static int check_note	(	bfd *	abfd,
		asection *	sect,
		char *	note,
		unsigned int *	sectsize,
		const char *	name,
		unsigned long	descsz,
		unsigned long	type
	)		[static]

Definition at line 379 of file osabi.c.

References gdb_assert, and MAX_NOTESZ.

Referenced by generic_elf_osabi_sniff_abi_tag_sections().

void gdbarch_init_osabi	(	struct gdbarch_info	info,
		struct gdbarch *	gdbarch
	)

Definition at line 320 of file osabi.c.

References gdb_osabi_handler::arch_info, gdbarch_info::bfd_arch_info, can_run_code_for(), GDB_OSABI_UNKNOWN, gdbarch_osabi_name(), gdb_osabi_handler::init_osabi, gdb_osabi_handler::next, gdb_osabi_handler::osabi, gdbarch_info::osabi, and warning().

Referenced by aarch64_gdbarch_init(), alpha_gdbarch_init(), arm_gdbarch_init(), bfin_gdbarch_init(), cris_gdbarch_init(), frv_gdbarch_init(), hppa_gdbarch_init(), i386_gdbarch_init(), ia64_gdbarch_init(), iq2000_gdbarch_init(), m32r_gdbarch_init(), m68k_gdbarch_init(), microblaze_gdbarch_init(), mips_gdbarch_init(), mn10300_gdbarch_init(), moxie_gdbarch_init(), nios2_gdbarch_init(), rs6000_gdbarch_init(), sh64_gdbarch_init(), sh_gdbarch_init(), sparc32_gdbarch_init(), tic6x_gdbarch_init(), tilegx_gdbarch_init(), v850_gdbarch_init(), vax_gdbarch_init(), and xstormy16_gdbarch_init().

enum gdb_osabi gdbarch_lookup_osabi

(

bfd *

abfd

)

Definition at line 222 of file osabi.c.

References _, gdb_osabi_sniffer::arch, gdb_osabi_sniffer::flavour, GDB_OSABI_INVALID, GDB_OSABI_UNKNOWN, gdbarch_osabi_name(), internal_error(), gdb_osabi_sniffer::next, osabi_user, gdb_osabi_sniffer::sniffer, user_osabi_state, and user_selected_osabi.

Referenced by gdbarch_info_fill().

const char* gdbarch_osabi_name

(

enum gdb_osabi

osabi

)

Definition at line 82 of file osabi.c.

References GDB_OSABI_INVALID, gdb_osabi_names, and GDB_OSABI_UNKNOWN.

Referenced by gdbarch_find_by_info(), gdbarch_init_osabi(), gdbarch_lookup_osabi(), gdbarch_register_osabi(), maint_print_c_tdesc_cmd(), set_osabi(), and show_osabi().

void gdbarch_register_osabi	(	enum bfd_architecture	arch,
		unsigned long	machine,
		enum gdb_osabi	osabi,
		void(*)(struct gdbarch_info, struct gdbarch *)	init_osabi
	)

Definition at line 127 of file osabi.c.

References _, gdb_osabi_handler::arch_info, gdb_assert, gdb_osabi_available_names, GDB_OSABI_UNKNOWN, gdbarch_osabi_name(), gdb_osabi_handler::init_osabi, internal_error(), gdb_osabi_handler::next, gdb_osabi_handler::osabi, and xmalloc().

Referenced by _initialize_aarch64_linux_tdep(), _initialize_aarch64_newlib_tdep(), _initialize_alpha_linux_tdep(), _initialize_alpha_osf1_tdep(), _initialize_alphafbsd_tdep(), _initialize_alphanbsd_tdep(), _initialize_alphaobsd_tdep(), _initialize_amd64_darwin_tdep(), _initialize_amd64_dicos_tdep(), _initialize_amd64_linux_tdep(), _initialize_amd64_sol2_tdep(), _initialize_amd64_windows_tdep(), _initialize_amd64fbsd_tdep(), _initialize_amd64nbsd_tdep(), _initialize_amd64obsd_tdep(), _initialize_arm_linux_tdep(), _initialize_arm_netbsd_tdep(), _initialize_arm_symbian_tdep(), _initialize_armobsd_tdep(), _initialize_bfin_linux_tdep(), _initialize_cris_linux_tdep(), _initialize_hppa_linux_tdep(), _initialize_hppanbsd_tdep(), _initialize_i386_darwin_tdep(), _initialize_i386nbsd_tdep(), _initialize_i386nto_tdep(), _initialize_ia64_hpux_tdep(), _initialize_ia64_linux_tdep(), _initialize_ia64_vms_tdep(), _initialize_m68k_linux_tdep(), _initialize_microblaze_linux_tdep(), _initialize_mips64obsd_tdep(), _initialize_mips_irix_tdep(), _initialize_mips_linux_tdep(), _initialize_mipsnbsd_tdep(), _initialize_mn10300_linux_tdep(), _initialize_nios2_linux_tdep(), _initialize_ppc_linux_tdep(), _initialize_rs6000_aix_tdep(), _initialize_rs6000_lynx178_tdep(), _initialize_shnbsd_tdep(), _initialize_sparc64_linux_tdep(), _initialize_sparc64_sol2_tdep(), _initialize_sparc64fbsd_tdep(), _initialize_sparc64nbsd_tdep(), _initialize_sparc64obsd_tdep(), _initialize_tic6x_linux_tdep(), _initialize_tilegx_linux_tdep(), and _initialize_xtensa_linux_tdep().

void gdbarch_register_osabi_sniffer	(	enum bfd_architecture	arch,
		enum bfd_flavour	flavour,
		enum gdb_osabi(*)(bfd *)	sniffer_fn
	)

Definition at line 204 of file osabi.c.

References gdb_osabi_sniffer::arch, gdb_osabi_sniffer::flavour, gdb_osabi_sniffer_list, gdb_osabi_sniffer::next, gdb_osabi_sniffer::sniffer, and xmalloc().

Referenced by _initialize_alphanbsd_tdep(), _initialize_amd64_dicos_tdep(), _initialize_arm_netbsd_tdep(), _initialize_arm_symbian_tdep(), _initialize_arm_tdep(), _initialize_armobsd_tdep(), _initialize_gdb_osabi(), _initialize_i386_darwin_tdep(), _initialize_i386nto_tdep(), _initialize_mips_irix_tdep(), _initialize_rs6000_aix_tdep(), _initialize_rs6000_lynx178_tdep(), and _initialize_shnbsd_tdep().

void generic_elf_osabi_sniff_abi_tag_sections	(	bfd *	abfd,
		asection *	sect,
		void *	obj
	)

Definition at line 423 of file osabi.c.

References _, check_note(), GDB_OSABI_FREEBSD_ELF, GDB_OSABI_HURD, GDB_OSABI_LINUX, GDB_OSABI_NETBSD_ELF, GDB_OSABI_OPENBSD_ELF, GDB_OSABI_SOLARIS, internal_error(), MAX_NOTESZ, and name.

Referenced by arm_elf_osabi_sniffer(), generic_elf_osabi_sniffer(), and mips_irix_elf_osabi_sniffer().

static enum gdb_osabi generic_elf_osabi_sniffer

(

bfd *

abfd

)

[static]

Definition at line 523 of file osabi.c.

References GDB_OSABI_FREEBSD_ELF, GDB_OSABI_HPUX_ELF, GDB_OSABI_NETBSD_ELF, GDB_OSABI_OPENVMS, GDB_OSABI_SOLARIS, GDB_OSABI_UNKNOWN, generic_elf_osabi_sniff_abi_tag_sections(), memcmp(), and gdb_osabi_handler::osabi.

Referenced by _initialize_gdb_osabi().

enum gdb_osabi osabi_from_tdesc_string

(

const char *

name

)

Definition at line 94 of file osabi.c.

References GDB_OSABI_INVALID, gdb_osabi_names, and GDB_OSABI_UNKNOWN.

Referenced by initialize_tdesc_amd64_avx_linux(), initialize_tdesc_amd64_linux(), initialize_tdesc_i386_avx_linux(), initialize_tdesc_i386_linux(), initialize_tdesc_i386_mmx_linux(), initialize_tdesc_mips_dsp_linux(), initialize_tdesc_mips_linux(), initialize_tdesc_nios2_linux(), initialize_tdesc_tic6x_c62x_linux(), initialize_tdesc_tic6x_c64x_linux(), initialize_tdesc_tic6x_c64xp_linux(), initialize_tdesc_x32_avx_linux(), and initialize_tdesc_x32_linux().

static void set_osabi	(	char *	args,
		int	from_tty,
		struct cmd_list_element *	c
	)		[static]

Definition at line 589 of file osabi.c.

References _, GDB_OSABI_DEFAULT, GDB_OSABI_INVALID, GDB_OSABI_UNKNOWN, gdbarch_info_init(), gdbarch_osabi_name(), gdbarch_update_p(), internal_error(), osabi_auto, osabi_user, set_osabi_string, user_osabi_state, and user_selected_osabi.

Referenced by _initialize_gdb_osabi().

static void show_osabi	(	struct ui_file *	file,
		int	from_tty,
		struct cmd_list_element *	c,
		const char *	value
	)		[static]

Definition at line 630 of file osabi.c.

References _, fprintf_filtered(), GDB_OSABI_DEFAULT, GDB_OSABI_UNKNOWN, gdbarch_osabi(), gdbarch_osabi_name(), get_current_arch(), osabi_auto, user_osabi_state, and user_selected_osabi.

Referenced by _initialize_gdb_osabi().

---

Variable Documentation

initialize_file_ftype _initialize_gdb_osabi

Referenced by initialize_all_files().

const char* gdb_osabi_available_names[GDB_OSABI_INVALID+3] [static]

Initial value:

 {
  "auto",
  "default",
  "none",
  NULL
}

Definition at line 39 of file osabi.c.

Referenced by _initialize_gdb_osabi(), and gdbarch_register_osabi().

struct gdb_osabi_handler* gdb_osabi_handler_list [static]

Definition at line 124 of file osabi.c.

const char* const gdb_osabi_names[] [static]

Definition at line 49 of file osabi.c.

Referenced by _initialize_gdb_osabi(), gdbarch_osabi_name(), and osabi_from_tdesc_string().

struct gdb_osabi_sniffer* gdb_osabi_sniffer_list [static]

Definition at line 201 of file osabi.c.

Referenced by gdbarch_register_osabi_sniffer().

const char* set_osabi_string [static]

Definition at line 45 of file osabi.c.

Referenced by _initialize_gdb_osabi(), and set_osabi().

enum { ... } user_osabi_state [static]

Referenced by _initialize_gdb_osabi(), gdbarch_lookup_osabi(), set_osabi(), and show_osabi().

enum gdb_osabi user_selected_osabi [static]

Definition at line 38 of file osabi.c.

Referenced by gdbarch_lookup_osabi(), set_osabi(), and show_osabi().