#include "defs.h"
#include "gdb_string.h"
#include "inferior.h"
#include "target.h"
#include "gdbcore.h"
#include "regcache.h"
#include "ia64-tdep.h"
#include "linux-nat.h"
#include <signal.h>
#include <sys/ptrace.h>
#include "gdb_wait.h"
#include <sys/syscall.h>
#include <sys/user.h>
#include <asm/ptrace_offsets.h>
#include <sys/procfs.h>
#include "gregset.h"

Defines
#define	COPY_REG(_idx_, _regi_)
#define	IA64_PSR_DB (1UL << 24)
#define	IA64_PSR_DD (1UL << 39)
Functions
static CORE_ADDR	ia64_register_addr (struct gdbarch *gdbarch, int regno)
static int	ia64_cannot_fetch_register (struct gdbarch *gdbarch, int regno)
static int	ia64_cannot_store_register (struct gdbarch *gdbarch, int regno)
void	supply_gregset (struct regcache regcache, const gregset_t gregsetp)
void	fill_gregset (const struct regcache regcache, gregset_t gregsetp, int regno)
void	supply_fpregset (struct regcache regcache, const fpregset_t fpregsetp)
void	fill_fpregset (const struct regcache regcache, fpregset_t fpregsetp, int regno)
static void	enable_watchpoints_in_psr (ptid_t ptid)
static void	store_debug_register (ptid_t ptid, int idx, long val)
static void	store_debug_register_pair (ptid_t ptid, int idx, long dbr_addr, long dbr_mask)
static int	is_power_of_2 (int val)
static int	ia64_linux_insert_watchpoint (CORE_ADDR addr, int len, int rw, struct expression *cond)
static int	ia64_linux_remove_watchpoint (CORE_ADDR addr, int len, int type, struct expression *cond)
static void	ia64_linux_new_thread (struct lwp_info *lp)
static int	ia64_linux_stopped_data_address (struct target_ops ops, CORE_ADDR addr_p)
static int	ia64_linux_stopped_by_watchpoint (void)
static int	ia64_linux_can_use_hw_breakpoint (int type, int cnt, int othertype)
static void	ia64_linux_fetch_register (struct regcache *regcache, int regnum)
static void	ia64_linux_fetch_registers (struct target_ops ops, struct regcache regcache, int regnum)
static void	ia64_linux_store_register (const struct regcache *regcache, int regnum)
static void	ia64_linux_store_registers (struct target_ops ops, struct regcache regcache, int regnum)
static LONGEST	ia64_linux_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 int	ia64_linux_status_is_event (int status)
void	_initialize_ia64_linux_nat (void)
Variables
static int	u_offsets []
static long	debug_registers [8]
static LONGEST(*	super_xfer_partial )(struct target_ops , enum target_object, const char , gdb_byte , const gdb_byte , ULONGEST, LONGEST)

Define Documentation

#define COPY_REG	(	_idx_,
		_regi_
	)

Value:

if ((regno == -1) || regno == _regi_) \
    regcache_raw_collect (regcache, _regi_, regp + _idx_)

Referenced by fill_gregset().

#define IA64_PSR_DB (1UL << 24)

Definition at line 489 of file ia64-linux-nat.c.

Referenced by enable_watchpoints_in_psr().

#define IA64_PSR_DD (1UL << 39)

Definition at line 490 of file ia64-linux-nat.c.

Referenced by ia64_linux_stopped_data_address().

Function Documentation

void _initialize_ia64_linux_nat ( void )

static void enable_watchpoints_in_psr ( ptid_t ptid ) [static]

Definition at line 493 of file ia64-linux-nat.c.

References get_thread_regcache(), IA64_PSR_DB, IA64_PSR_REGNUM, regcache_cooked_read_unsigned(), regcache_cooked_write_unsigned(), and ULONGEST.

Referenced by ia64_linux_insert_watchpoint(), and ia64_linux_new_thread().

void fill_fpregset	(	const struct regcache *	regcache,
		fpregset_t *	fpregsetp,
		int	regno
	)

Definition at line 476 of file ia64-linux-nat.c.

References IA64_FR0_REGNUM, IA64_FR127_REGNUM, and regcache_raw_collect().

void fill_gregset	(	const struct regcache *	regcache,
		gregset_t *	gregsetp,
		int	regno
	)

Definition at line 403 of file ia64-linux-nat.c.

References COPY_REG, IA64_BR0_REGNUM, IA64_BR7_REGNUM, IA64_BSP_REGNUM, IA64_BSPSTORE_REGNUM, IA64_CCV_REGNUM, IA64_CFM_REGNUM, IA64_EC_REGNUM, IA64_FPSR_REGNUM, IA64_GR0_REGNUM, IA64_GR31_REGNUM, IA64_IP_REGNUM, IA64_LC_REGNUM, IA64_PFS_REGNUM, IA64_PR_REGNUM, IA64_PSR_REGNUM, IA64_RNAT_REGNUM, IA64_RSC_REGNUM, and IA64_UNAT_REGNUM.

static int ia64_cannot_fetch_register	(	struct gdbarch *	gdbarch,
		int	regno
	)		`[static]`

Definition at line 320 of file ia64-linux-nat.c.

References gdbarch_num_regs(), and u_offsets.

Referenced by ia64_linux_fetch_register().

static int ia64_cannot_store_register	(	struct gdbarch *	gdbarch,
		int	regno
	)		`[static]`

Definition at line 328 of file ia64-linux-nat.c.

References gdbarch_num_regs(), IA64_BSPSTORE_REGNUM, and u_offsets.

Referenced by ia64_linux_store_register().

static int ia64_linux_can_use_hw_breakpoint	(	int	type,
		int	cnt,
		int	othertype
	)		`[static]`

Definition at line 679 of file ia64-linux-nat.c.

Referenced by _initialize_ia64_linux_nat().

static void ia64_linux_fetch_register	(	struct regcache *	regcache,
		int	regnum
	)		`[static]`

Definition at line 688 of file ia64-linux-nat.c.

References _, error(), gdb_assert, gdbarch_register_name(), get_regcache_arch(), ia64_cannot_fetch_register(), IA64_FR0_REGNUM, IA64_FR1_REGNUM, IA64_GR0_REGNUM, ia64_register_addr(), inferior_ptid, PT_READ_U, ptid_get_lwp(), ptid_get_pid(), ptrace(), PTRACE_TYPE_ARG3, PTRACE_TYPE_RET, regcache_raw_supply(), register_size(), safe_strerror(), and size.

Referenced by ia64_linux_fetch_registers().

static void ia64_linux_fetch_registers	(	struct target_ops *	ops,
		struct regcache *	regcache,
		int	regnum
	)		`[static]`

Definition at line 765 of file ia64-linux-nat.c.

References gdbarch_num_regs(), get_regcache_arch(), and ia64_linux_fetch_register().

Referenced by _initialize_ia64_linux_nat().

static int ia64_linux_insert_watchpoint	(	CORE_ADDR	addr,
		int	len,
		int	rw,
		struct expression *	cond
	)		`[static]`

Definition at line 545 of file ia64-linux-nat.c.

References ALL_LWPS, debug_registers, enable_watchpoints_in_psr(), hw_access, hw_read, hw_write, is_power_of_2(), L, gdb::printing::long, lwp_info::ptid, and store_debug_register_pair().

Referenced by _initialize_ia64_linux_nat().

static void ia64_linux_new_thread ( struct lwp_info * lp ) [static]

Definition at line 632 of file ia64-linux-nat.c.

References debug_registers, enable_watchpoints_in_psr(), lwp_info::ptid, and store_debug_register().

Referenced by _initialize_ia64_linux_nat().

static int ia64_linux_remove_watchpoint	(	CORE_ADDR	addr,
		int	len,
		int	type,
		struct expression *	cond
	)		`[static]`

Definition at line 599 of file ia64-linux-nat.c.

References ALL_LWPS, debug_registers, is_power_of_2(), lwp_info::ptid, and store_debug_register_pair().

Referenced by _initialize_ia64_linux_nat().

static int ia64_linux_status_is_event ( int status ) [static]

Definition at line 860 of file ia64-linux-nat.c.

Referenced by _initialize_ia64_linux_nat().

static int ia64_linux_stopped_by_watchpoint ( void ) [static]

Definition at line 672 of file ia64-linux-nat.c.

References current_target, and ia64_linux_stopped_data_address().

Referenced by _initialize_ia64_linux_nat().

static int ia64_linux_stopped_data_address	(	struct target_ops *	ops,
		CORE_ADDR *	addr_p
	)		`[static]`

Definition at line 649 of file ia64-linux-nat.c.

References get_current_regcache(), IA64_PSR_DD, IA64_PSR_REGNUM, inferior_ptid, linux_nat_get_siginfo(), regcache_cooked_read_unsigned(), and regcache_cooked_write_unsigned().

Referenced by _initialize_ia64_linux_nat(), and ia64_linux_stopped_by_watchpoint().

static void ia64_linux_store_register	(	const struct regcache *	regcache,
		int	regnum
	)		`[static]`

Definition at line 780 of file ia64-linux-nat.c.

References _, error(), gdb_assert, gdbarch_register_name(), get_regcache_arch(), ia64_cannot_store_register(), ia64_register_addr(), inferior_ptid, PT_WRITE_U, ptid_get_lwp(), ptid_get_pid(), ptrace(), PTRACE_TYPE_ARG3, PTRACE_TYPE_RET, regcache_raw_collect(), register_size(), safe_strerror(), and size.

Referenced by ia64_linux_store_registers().

static void ia64_linux_store_registers	(	struct target_ops *	ops,
		struct regcache *	regcache,
		int	regnum
	)		`[static]`

Definition at line 823 of file ia64-linux-nat.c.

References gdbarch_num_regs(), get_regcache_arch(), and ia64_linux_store_register().

Referenced by _initialize_ia64_linux_nat().

static LONGEST ia64_linux_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]`