/home/stan/gdb/src/gdb/rs6000-nat.c File Reference

#include "defs.h"
#include "inferior.h"
#include "target.h"
#include "gdbcore.h"
#include "symfile.h"
#include "objfiles.h"
#include "libbfd.h"
#include "bfd.h"
#include "exceptions.h"
#include "gdb-stabs.h"
#include "regcache.h"
#include "arch-utils.h"
#include "inf-child.h"
#include "inf-ptrace.h"
#include "ppc-tdep.h"
#include "rs6000-tdep.h"
#include "rs6000-aix-tdep.h"
#include "exec.h"
#include "observer.h"
#include "xcoffread.h"
#include <sys/ptrace.h>
#include <sys/reg.h>
#include <sys/dir.h>
#include <sys/user.h>
#include <signal.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include <errno.h>
#include <a.out.h>
#include <sys/file.h>
#include "gdb_stat.h"
#include "gdb_bfd.h"
#include <sys/core.h>
#include <sys/ldr.h>
#include <sys/systemcfg.h>

Go to the source code of this file.

Defines
#define	__LDINFO_PTRACE32__   /* for __ld_info32 */
#define	__LDINFO_PTRACE64__   /* for __ld_info64 */
#define	ARCH64()   0
#define	DUMMY_INSN_ADDR   AIX_TEXT_SEGMENT_BASE+0x200
Functions
static void	exec_one_dummy_insn (struct regcache *)
static LONGEST	rs6000_xfer_shared_libraries (struct target_ops *ops, enum target_object object, const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	regmap (struct gdbarch *gdbarch, int regno, int *isfloat)
static int	rs6000_ptrace32 (int req, int id, int *addr, int data, int *buf)
static int	rs6000_ptrace64 (int req, int id, long long addr, int data, void *buf)
static void	fetch_register (struct regcache *regcache, int regno)
static void	store_register (struct regcache *regcache, int regno)
static void	rs6000_fetch_inferior_registers (struct target_ops *ops, struct regcache *regcache, int regno)
static void	rs6000_store_inferior_registers (struct target_ops *ops, struct regcache *regcache, int regno)
static LONGEST	rs6000_xfer_partial (struct target_ops *ops, enum target_object object, const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static ptid_t	rs6000_wait (struct target_ops *ops, ptid_t ptid, struct target_waitstatus *ourstatus, int options)
static void	rs6000_create_inferior (struct target_ops *ops, char *exec_file, char *allargs, char **env, int from_tty)
static gdb_byte *	rs6000_ptrace_ldinfo (ptid_t ptid)
void	_initialize_rs6000_nat (void)
Variables
static void(*	super_create_inferior )(struct target_ops *, char *exec_file, char *allargs, char **env, int from_tty)

---

Define Documentation

#define __LDINFO_PTRACE32__   /* for __ld_info32 */

Definition at line 56 of file rs6000-nat.c.

#define __LDINFO_PTRACE64__   /* for __ld_info64 */

Definition at line 57 of file rs6000-nat.c.

#define ARCH64

(

)

0

Definition at line 75 of file rs6000-nat.c.

Referenced by exec_one_dummy_insn(), fetch_register(), rs6000_ptrace_ldinfo(), rs6000_xfer_partial(), and store_register().

#define DUMMY_INSN_ADDR   AIX_TEXT_SEGMENT_BASE+0x200

Referenced by exec_one_dummy_insn().

---

Function Documentation

void _initialize_rs6000_nat

(

void

)

Definition at line 719 of file rs6000-nat.c.

References add_target(), inf_ptrace_target(), rs6000_create_inferior(), rs6000_fetch_inferior_registers(), rs6000_store_inferior_registers(), rs6000_wait(), rs6000_xfer_partial(), super_create_inferior, target_ops::to_create_inferior, target_ops::to_fetch_registers, target_ops::to_store_registers, target_ops::to_wait, and target_ops::to_xfer_partial.

static void exec_one_dummy_insn

(

struct regcache *

regcache

)

[static]

Definition at line 548 of file rs6000-nat.c.

References _, ARCH64, deprecated_insert_raw_breakpoint(), deprecated_remove_raw_breakpoint(), DUMMY_INSN_ADDR, get_regcache_arch(), inferior_ptid, PT_CONTINUE, ptid_get_pid(), regcache_read_pc(), regcache_write_pc(), rs6000_ptrace32(), rs6000_ptrace64(), and exsummary::status.

Referenced by store_register().

static void fetch_register	(	struct regcache *	regcache,
		int	regno
	)		[static]

Definition at line 170 of file rs6000-nat.c.

References _, ARCH64, fprintf_unfiltered(), gdb_stderr, gdbarch_num_regs(), get_regcache_arch(), inferior_ptid, MAX_REGISTER_SIZE, memcpy(), ptid_get_pid(), regcache_raw_supply(), register_size(), regmap(), rs6000_ptrace32(), and rs6000_ptrace64().

Referenced by rs6000_fetch_inferior_registers().

static int regmap	(	struct gdbarch *	gdbarch,
		int	regno,
		int *	isfloat
	)		[static]

Definition at line 93 of file rs6000-nat.c.

References gdbarch_pc_regnum(), gdbarch_tdep(), gdbarch_tdep::ppc_cr_regnum, gdbarch_tdep::ppc_ctr_regnum, gdbarch_tdep::ppc_fp0_regnum, gdbarch_tdep::ppc_fpscr_regnum, gdbarch_tdep::ppc_gp0_regnum, gdbarch_tdep::ppc_lr_regnum, gdbarch_tdep::ppc_mq_regnum, ppc_num_fprs, ppc_num_gprs, gdbarch_tdep::ppc_ps_regnum, and gdbarch_tdep::ppc_xer_regnum.

Referenced by fetch_register(), and store_register().

static void rs6000_create_inferior	(	struct target_ops *	ops,
		char *	exec_file,
		char *	allargs,
		char **	env,
		int	from_tty
	)		[static]

Definition at line 597 of file rs6000-nat.c.

References _, gdbarch_info::abfd, gdbarch_info::bfd_arch_info, exec_bfd, gdbarch_info_init(), gdbarch_update_p(), internal_error(), and super_create_inferior.

Referenced by _initialize_rs6000_nat().

static void rs6000_fetch_inferior_registers	(	struct target_ops *	ops,
		struct regcache *	regcache,
		int	regno
	)		[static]

Definition at line 299 of file rs6000-nat.c.

References fetch_register(), gdbarch_pc_regnum(), gdbarch_tdep(), get_regcache_arch(), gdbarch_tdep::ppc_cr_regnum, gdbarch_tdep::ppc_ctr_regnum, gdbarch_tdep::ppc_fp0_regnum, gdbarch_tdep::ppc_fpscr_regnum, gdbarch_tdep::ppc_gp0_regnum, gdbarch_tdep::ppc_lr_regnum, gdbarch_tdep::ppc_mq_regnum, ppc_num_fprs, ppc_num_gprs, gdbarch_tdep::ppc_ps_regnum, and gdbarch_tdep::ppc_xer_regnum.

Referenced by _initialize_rs6000_nat().

static int rs6000_ptrace32	(	int	req,
		int	id,
		int *	addr,
		int	data,
		int *	buf
	)		[static]

Definition at line 132 of file rs6000-nat.c.

References ptrace().

Referenced by exec_one_dummy_insn(), fetch_register(), rs6000_ptrace_ldinfo(), rs6000_xfer_partial(), and store_register().

static int rs6000_ptrace64	(	int	req,
		int	id,
		long long	addr,
		int	data,
		void *	buf
	)		[static]

Definition at line 149 of file rs6000-nat.c.

References hex_string().

Referenced by exec_one_dummy_insn(), fetch_register(), rs6000_ptrace_ldinfo(), rs6000_xfer_partial(), and store_register().

static gdb_byte* rs6000_ptrace_ldinfo

(

ptid_t

ptid

)

[static]

Definition at line 656 of file rs6000-nat.c.

References _, ARCH64, perror_with_name(), ptid_get_pid(), rs6000_ptrace32(), rs6000_ptrace64(), xmalloc(), and xrealloc().

Referenced by rs6000_xfer_shared_libraries().

static void rs6000_store_inferior_registers	(	struct target_ops *	ops,
		struct regcache *	regcache,
		int	regno
	)		[static]

Definition at line 342 of file rs6000-nat.c.

References gdbarch_pc_regnum(), gdbarch_tdep(), get_regcache_arch(), gdbarch_tdep::ppc_cr_regnum, gdbarch_tdep::ppc_ctr_regnum, gdbarch_tdep::ppc_fp0_regnum, gdbarch_tdep::ppc_fpscr_regnum, gdbarch_tdep::ppc_gp0_regnum, gdbarch_tdep::ppc_lr_regnum, gdbarch_tdep::ppc_mq_regnum, ppc_num_fprs, ppc_num_gprs, gdbarch_tdep::ppc_ps_regnum, gdbarch_tdep::ppc_xer_regnum, and store_register().

Referenced by _initialize_rs6000_nat().

static ptid_t rs6000_wait	(	struct target_ops *	ops,
		ptid_t	ptid,
		struct target_waitstatus *	ourstatus,
		int	options
	)		[static]

Definition at line 491 of file rs6000-nat.c.

References _, clear_sigint_trap(), fprintf_unfiltered(), gdb_stderr, inferior_ptid, target_waitstatus::kind, pid_to_ptid(), ptid_get_pid(), safe_strerror(), set_sigint_trap(), target_waitstatus::sig, exsummary::status, store_waitstatus(), TARGET_WAITKIND_LOADED, TARGET_WAITKIND_SIGNALLED, TARGET_WAITKIND_SPURIOUS, and target_waitstatus::value.

Referenced by _initialize_rs6000_nat().

static LONGEST rs6000_xfer_partial	(	struct target_ops *	ops,
		enum target_object	object,
		const char *	annex,
		gdb_byte *	readbuf,
		const gdb_byte *	writebuf,
		ULONGEST	offset,
		LONGEST	len
	)		[static]

Definition at line 386 of file rs6000-nat.c.

References ARCH64, arch64, inferior_ptid, len, LONGEST, memcpy(), offset, PT_READ_I, PT_WRITE_D, ptid_get_pid(), PTRACE_TYPE_RET, rs6000_ptrace32(), rs6000_ptrace64(), rs6000_xfer_shared_libraries(), TARGET_OBJECT_LIBRARIES_AIX, TARGET_OBJECT_MEMORY, ULONGEST, and word.

Referenced by _initialize_rs6000_nat().

static LONGEST rs6000_xfer_shared_libraries	(	struct target_ops *	ops,
		enum target_object	object,
		const char *	annex,
		gdb_byte *	readbuf,
		const gdb_byte *	writebuf,
		ULONGEST	offset,
		LONGEST	len
	)		[static]

Definition at line 690 of file rs6000-nat.c.

References do_cleanups(), gdb_assert, inferior_ptid, make_cleanup(), rs6000_aix_ld_info_to_xml(), rs6000_ptrace_ldinfo(), target_gdbarch(), target_has_execution, ULONGEST, and xfree().

Referenced by rs6000_xfer_partial().

static void store_register	(	struct regcache *	regcache,
		int	regno
	)		[static]

Definition at line 230 of file rs6000-nat.c.

References _, ARCH64, exec_one_dummy_insn(), fprintf_unfiltered(), gdb_stderr, gdbarch_num_regs(), gdbarch_sp_regnum(), get_regcache_arch(), inferior_ptid, MAX_REGISTER_SIZE, memcpy(), ptid_get_pid(), regcache_raw_collect(), register_size(), regmap(), rs6000_ptrace32(), and rs6000_ptrace64().

Referenced by rs6000_store_inferior_registers().

---

Variable Documentation

void(* super_create_inferior)(struct target_ops *, char *exec_file, char *allargs, char **env, int from_tty) [static]

Definition at line 594 of file rs6000-nat.c.

Referenced by _initialize_rs6000_nat(), and rs6000_create_inferior().