x86-linux-dregs.c File Reference

#include "common-defs.h"
#include <sys/ptrace.h>
#include <sys/user.h>
#include "target/waitstatus.h"
#include "nat/x86-linux.h"
#include "nat/x86-dregs.h"
#include "nat/x86-linux-dregs.h"

Go to the source code of this file.

Functions
static int	u_debugreg_offset (int regnum)
static unsigned long	x86_linux_dr_get (ptid_t ptid, int regnum)
static void	x86_linux_dr_set (ptid_t ptid, int regnum, unsigned long value)
static int	update_debug_registers_callback (struct lwp_info *lwp, void *arg)
CORE_ADDR	x86_linux_dr_get_addr (int regnum)
void	x86_linux_dr_set_addr (int regnum, CORE_ADDR addr)
unsigned long	x86_linux_dr_get_control (void)
void	x86_linux_dr_set_control (unsigned long control)
unsigned long	x86_linux_dr_get_status (void)
void	x86_linux_update_debug_registers (struct lwp_info *lwp)

Function Documentation

static int u_debugreg_offset ( int  regnum )

static

Definition at line 32 of file x86-linux-dregs.c.

Referenced by x86_linux_dr_get(), and x86_linux_dr_set().

static int update_debug_registers_callback ( struct lwp_info *  lwp, void *  arg  )

static

Definition at line 79 of file x86-linux-dregs.c.

References linux_stop_lwp(), lwp_is_stopped(), and lwp_set_debug_registers_changed().

Referenced by x86_linux_dr_set_addr(), and x86_linux_dr_set_control().

static unsigned long x86_linux_dr_get ( ptid_t  ptid, int  regnum  )

static

Definition at line 41 of file x86-linux-dregs.c.

References _, gdb_assert, perror_with_name(), ptid_get_lwp(), ptid_lwp_p(), ptrace(), and u_debugreg_offset().

Referenced by x86_linux_dr_get_addr(), x86_linux_dr_get_control(), and x86_linux_dr_get_status().

CORE_ADDR x86_linux_dr_get_addr

(

int

regnum

)

Definition at line 93 of file x86-linux-dregs.c.

References current_lwp_ptid(), DR_FIRSTADDR, DR_LASTADDR, gdb_assert, and x86_linux_dr_get().

Referenced by x86_linux_create_target().

unsigned long x86_linux_dr_get_control

(

void

)

Definition at line 115 of file x86-linux-dregs.c.

References current_lwp_ptid(), DR_CONTROL, and x86_linux_dr_get().

Referenced by x86_linux_create_target().

unsigned long x86_linux_dr_get_status

(

void

)

Definition at line 133 of file x86-linux-dregs.c.

References current_lwp_ptid(), DR_STATUS, and x86_linux_dr_get().

Referenced by x86_linux_create_target().

static void x86_linux_dr_set ( ptid_t  ptid, int  regnum, unsigned long  value  )

static

Definition at line 60 of file x86-linux-dregs.c.

References _, gdb_assert, perror_with_name(), ptid_get_lwp(), ptid_lwp_p(), ptrace(), and u_debugreg_offset().

Referenced by x86_linux_update_debug_registers().

void x86_linux_dr_set_addr	(	int	regnum,
		CORE_ADDR	addr
	)

Definition at line 103 of file x86-linux-dregs.c.

References current_lwp_ptid(), DR_FIRSTADDR, DR_LASTADDR, gdb_assert, iterate_over_lwps(), pid_to_ptid(), ptid_get_pid(), and update_debug_registers_callback().

Referenced by x86_linux_create_target().

void x86_linux_dr_set_control

(

unsigned long

control

)

Definition at line 123 of file x86-linux-dregs.c.

References current_lwp_ptid(), iterate_over_lwps(), pid_to_ptid(), ptid_get_pid(), and update_debug_registers_callback().

Referenced by x86_linux_create_target().

void x86_linux_update_debug_registers

(

struct lwp_info *

lwp

)

Definition at line 141 of file x86-linux-dregs.c.

References ALL_DEBUG_ADDRESS_REGISTERS, DR_CONTROL, x86_debug_reg_state::dr_control_mirror, x86_debug_reg_state::dr_mirror, x86_debug_reg_state::dr_ref_count, DR_STATUS, gdb_assert, lwp_debug_registers_changed(), lwp_is_stopped(), lwp_set_debug_registers_changed(), lwp_stop_reason(), ptid_get_pid(), ptid_of_lwp(), TARGET_STOPPED_BY_WATCHPOINT, x86_debug_reg_state(), and x86_linux_dr_set().

Referenced by x86_linux_prepare_to_resume().