C++ ptid_get_lwp函数代码示例

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本文整理汇总了C++中ptid_get_lwp函数的典型用法代码示例。如果您正苦于以下问题：C++ ptid_get_lwp函数的具体用法？C++ ptid_get_lwp怎么用？C++ ptid_get_lwp使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了ptid_get_lwp函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: i386_linux_dr_set

static void
i386_linux_dr_set (ptid_t ptid, int regnum, unsigned long value)
{
  int tid;

  tid = ptid_get_lwp (ptid);
  if (tid == 0)
    tid = ptid_get_pid (ptid);

  errno = 0;
  ptrace (PTRACE_POKEUSER, tid,
	  offsetof (struct user, u_debugreg[regnum]), value);
  if (errno != 0)
    perror_with_name (_("Couldn't write debug register"));
}

开发者ID:Levi-Armstrong，项目名称:gdb-7.7.1，代码行数:15，代码来源:i386-linux-nat.c

示例2: get_core_siginfo

static LONGEST
get_core_siginfo (bfd *abfd, gdb_byte *readbuf, ULONGEST offset, LONGEST len)
{
  asection *section;
  long pid;
  char *section_name;
  const char *name = ".note.linuxcore.siginfo";

  if (ptid_get_lwp (inferior_ptid))
    section_name = xstrprintf ("%s/%ld", name,
			       ptid_get_lwp (inferior_ptid));
  else
    section_name = xstrdup (name);

  section = bfd_get_section_by_name (abfd, section_name);
  xfree (section_name);
  if (section == NULL)
    return -1;

  if (!bfd_get_section_contents (abfd, section, readbuf, offset, len))
    return -1;

  return len;
}

开发者ID:abidh，项目名称:gdb，代码行数:24，代码来源:corelow.c

示例3: fetch_xtregs

static void
fetch_xtregs (struct regcache *regcache, int regnum)
{
  int tid = ptid_get_lwp (inferior_ptid);
  const xtensa_regtable_t *ptr;
  char xtregs [XTENSA_ELF_XTREG_SIZE];

  if (ptrace (PTRACE_GETXTREGS, tid, 0, (long)&xtregs) < 0)
    perror_with_name (_("Couldn't get extended registers"));

  for (ptr = xtensa_regmap_table; ptr->name; ptr++)
    if (regnum == ptr->gdb_regnum || regnum == -1)
      regcache_raw_supply (regcache, ptr->gdb_regnum,
			   xtregs + ptr->ptrace_offset);
}

开发者ID:uglyoldbob，项目名称:binutils，代码行数:15，代码来源:xtensa-linux-nat.c

示例4: shnbsd_store_inferior_registers

static void
shnbsd_store_inferior_registers (struct target_ops *ops,
				 struct regcache *regcache, int regno)
{
  if (regno == -1 || GETREGS_SUPPLIES (get_regcache_arch (regcache), regno))
    {
      struct reg inferior_registers;

      if (ptrace (PT_GETREGS, ptid_get_pid (inferior_ptid),
		  (PTRACE_TYPE_ARG3) &inferior_registers, ptid_get_lwp (inferior_ptid)) == -1)
	perror_with_name (_("Couldn't get registers"));

      sh_corefile_collect_regset (&sh_corefile_gregset, regcache, regno,
				  (char *) &inferior_registers,
				  SHNBSD_SIZEOF_GREGS);

      if (ptrace (PT_SETREGS, ptid_get_pid (inferior_ptid),
		  (PTRACE_TYPE_ARG3) &inferior_registers, ptid_get_lwp (inferior_ptid)) == -1)
	perror_with_name (_("Couldn't set registers"));

      if (regno != -1)
	return;
    }
}

开发者ID:ryo，项目名称:netbsd-src，代码行数:24，代码来源:shnbsd-nat.c

示例5: fetch_gregs

static void
fetch_gregs (struct regcache *regcache, int regnum)
{
  int tid = ptid_get_lwp (inferior_ptid);
  const gdb_gregset_t regs;
  int areg;
  
  if (ptrace (PTRACE_GETREGS, tid, 0, (long) &regs) < 0)
    {
      perror_with_name (_("Couldn't get registers"));
      return;
    }
 
  supply_gregset_reg (regcache, &regs, regnum);
}

开发者ID:uglyoldbob，项目名称:binutils，代码行数:15，代码来源:xtensa-linux-nat.c

示例6: find_one_thread

static int
find_one_thread (ptid_t ptid)
{
  td_thrhandle_t th;
  td_thrinfo_t ti;
  td_err_e err;
  struct thread_info *inferior;
  struct lwp_info *lwp;
  struct thread_db *thread_db = current_process ()->priv->thread_db;
  int lwpid = ptid_get_lwp (ptid);

  inferior = (struct thread_info *) find_inferior_id (&all_threads, ptid);
  lwp = get_thread_lwp (inferior);
  if (lwp->thread_known)
    return 1;

  /* Get information about this thread.  */
  err = thread_db->td_ta_map_lwp2thr_p (thread_db->thread_agent, lwpid, &th);
  if (err != TD_OK)
    error ("Cannot get thread handle for LWP %d: %s",
	   lwpid, thread_db_err_str (err));

  err = thread_db->td_thr_get_info_p (&th, &ti);
  if (err != TD_OK)
    error ("Cannot get thread info for LWP %d: %s",
	   lwpid, thread_db_err_str (err));

  if (debug_threads)
    debug_printf ("Found thread %ld (LWP %d)\n",
		  (unsigned long) ti.ti_tid, ti.ti_lid);

  if (lwpid != ti.ti_lid)
    {
      warning ("PID mismatch!  Expected %ld, got %ld",
	       (long) lwpid, (long) ti.ti_lid);
      return 0;
    }

  /* If the new thread ID is zero, a final thread ID will be available
     later.  Do not enable thread debugging yet.  */
  if (ti.ti_tid == 0)
    return 0;

  lwp->thread_known = 1;
  lwp->th = th;

  return 1;
}

开发者ID:Manishearth，项目名称:gdb，代码行数:48，代码来源:thread-db.c

示例7: store_regs

static void
store_regs (const struct regcache *regcache)
{
  int ret, regno, tid;
  elf_gregset_t regs;

  /* Get the thread id for the ptrace call.  */
  tid = ptid_get_lwp (inferior_ptid);

  /* Fetch the general registers.  */
  if (have_ptrace_getregset == TRIBOOL_TRUE)
    {
      struct iovec iov;

      iov.iov_base = &regs;
      iov.iov_len = sizeof (regs);

      ret = ptrace (PTRACE_GETREGSET, tid, NT_PRSTATUS, &iov);
    }
  else
    ret = ptrace (PTRACE_GETREGS, tid, 0, &regs);

  if (ret < 0)
    {
      warning (_("Unable to fetch general registers."));
      return;
    }

  aarch32_gp_regcache_collect (regcache, (uint32_t *) regs, arm_apcs_32);

  if (have_ptrace_getregset == TRIBOOL_TRUE)
    {
      struct iovec iov;

      iov.iov_base = &regs;
      iov.iov_len = sizeof (regs);

      ret = ptrace (PTRACE_SETREGSET, tid, NT_PRSTATUS, &iov);
    }
  else
    ret = ptrace (PTRACE_SETREGS, tid, 0, &regs);

  if (ret < 0)
    {
      warning (_("Unable to store general registers."));
      return;
    }
}

开发者ID:ChrisG0x20，项目名称:gdb，代码行数:48，代码来源:arm-linux-nat.c

示例8: mips64_linux_regsets_store_registers

static void
mips64_linux_regsets_store_registers (int regno)
{
  int is_fp;
  int tid;

  if (regno >= mips_regnum (current_gdbarch)->fp0
      && regno <= mips_regnum (current_gdbarch)->fp0 + 32)
    is_fp = 1;
  else if (regno == mips_regnum (current_gdbarch)->fp_control_status)
    is_fp = 1;
  else if (regno == mips_regnum (current_gdbarch)->fp_implementation_revision)
    is_fp = 1;
  else
    is_fp = 0;

  tid = ptid_get_lwp (inferior_ptid);
  if (tid == 0)
    tid = ptid_get_pid (inferior_ptid);

  if (regno == -1 || !is_fp)
    {
      mips64_elf_gregset_t regs;

      if (ptrace (PTRACE_GETREGS, tid, 0L, (PTRACE_TYPE_ARG3) &regs) == -1)
	perror_with_name (_("Couldn't get registers"));

      mips64_fill_gregset (&regs, regno);

      if (ptrace (PTRACE_SETREGS, tid, 0L, (PTRACE_TYPE_ARG3) &regs) == -1)
	perror_with_name (_("Couldn't set registers"));
    }

  if (regno == -1 || is_fp)
    {
      mips64_elf_fpregset_t fp_regs;

      if (ptrace (PTRACE_GETFPREGS, tid, 0L,
		  (PTRACE_TYPE_ARG3) &fp_regs) == -1)
	perror_with_name (_("Couldn't get FP registers"));

      mips64_fill_fpregset (&fp_regs, regno);

      if (ptrace (PTRACE_SETFPREGS, tid, 0L,
		  (PTRACE_TYPE_ARG3) &fp_regs) == -1)
	perror_with_name (_("Couldn't set FP registers"));
    }
}

开发者ID:3125788，项目名称:android_toolchain_gdb，代码行数:48，代码来源:mips-linux-nat.c

示例9: store_vfp_regs

static void
store_vfp_regs (const struct regcache *regcache)
{
  gdb_byte regbuf[VFP_REGS_SIZE];
  int ret, regno, tid;
  struct gdbarch *gdbarch = get_regcache_arch (regcache);
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);

  /* Get the thread id for the ptrace call.  */
  tid = ptid_get_lwp (inferior_ptid);

  if (have_ptrace_getregset == TRIBOOL_TRUE)
    {
      struct iovec iov;

      iov.iov_base = regbuf;
      iov.iov_len = VFP_REGS_SIZE;
      ret = ptrace (PTRACE_GETREGSET, tid, NT_ARM_VFP, &iov);
    }
  else
    ret = ptrace (PTRACE_GETVFPREGS, tid, 0, regbuf);

  if (ret < 0)
    {
      warning (_("Unable to fetch VFP registers (for update)."));
      return;
    }

  aarch32_vfp_regcache_collect (regcache, regbuf,
				tdep->vfp_register_count);

  if (have_ptrace_getregset == TRIBOOL_TRUE)
    {
      struct iovec iov;

      iov.iov_base = regbuf;
      iov.iov_len = VFP_REGS_SIZE;
      ret = ptrace (PTRACE_SETREGSET, tid, NT_ARM_VFP, &iov);
    }
  else
    ret = ptrace (PTRACE_SETVFPREGS, tid, 0, regbuf);

  if (ret < 0)
    {
      warning (_("Unable to store VFP registers."));
      return;
    }
}

开发者ID:ChrisG0x20，项目名称:gdb，代码行数:48，代码来源:arm-linux-nat.c

示例10: fetch_inferior_registers

static void
fetch_inferior_registers (struct target_ops *ops,
			  struct regcache *regcache, int regnum)
{
  elf_gregset_t regs;
  int tid;

  tid = ptid_get_lwp (inferior_ptid);
  if (tid == 0)
    tid = ptid_get_pid (inferior_ptid);

  if (ptrace (PTRACE_GETREGS, tid, 0, (PTRACE_TYPE_ARG3) &regs) < 0)
    perror_with_name (_("Couldn't get registers"));

  supply_gregset (regcache, (const elf_gregset_t *)&regs);
}

开发者ID:5kg，项目名称:gdb，代码行数:16，代码来源:tilegx-linux-nat.c

示例11: store_regs

static void
store_regs (const struct regcache *regcache)
{
  struct gdbarch *gdbarch = get_regcache_arch (regcache);
  struct reg inferior_registers;
  int ret;
  int regno;


  for (regno = ARM_A1_REGNUM; regno < ARM_SP_REGNUM; regno++)
    regcache_raw_collect (regcache, regno,
			  (char *) &inferior_registers.r[regno]);

  regcache_raw_collect (regcache, ARM_SP_REGNUM,
			(char *) &inferior_registers.r_sp);
  regcache_raw_collect (regcache, ARM_LR_REGNUM,
			(char *) &inferior_registers.r_lr);

  if (arm_apcs_32)
    {
      regcache_raw_collect (regcache, ARM_PC_REGNUM,
			    (char *) &inferior_registers.r_pc);
      regcache_raw_collect (regcache, ARM_PS_REGNUM,
			    (char *) &inferior_registers.r_cpsr);
    }
  else
    {
      unsigned pc_val;
      unsigned psr_val;

      regcache_raw_collect (regcache, ARM_PC_REGNUM,
			    (char *) &pc_val);
      regcache_raw_collect (regcache, ARM_PS_REGNUM,
			    (char *) &psr_val);
	  
      pc_val = gdbarch_addr_bits_remove (gdbarch, pc_val);
      psr_val ^= gdbarch_addr_bits_remove (gdbarch, psr_val);

      inferior_registers.r_pc = pc_val | psr_val;
    }

  ret = ptrace (PT_SETREGS, ptid_get_pid (inferior_ptid),
		(PTRACE_TYPE_ARG3) &inferior_registers, ptid_get_lwp(inferior_ptid));

  if (ret < 0)
    warning (_("unable to store general registers"));
}

开发者ID:ajinkya93，项目名称:netbsd-src，代码行数:47，代码来源:armnbsd-nat.c

示例12: fbsd_pid_to_str

static char *
fbsd_pid_to_str (struct target_ops *ops, ptid_t ptid)
{
  lwpid_t lwp;

  lwp = ptid_get_lwp (ptid);
  if (lwp != 0)
    {
      static char buf[64];
      int pid = ptid_get_pid (ptid);

      xsnprintf (buf, sizeof buf, "LWP %d of process %d", lwp, pid);
      return buf;
    }

  return normal_pid_to_str (ptid);
}

开发者ID:Distrotech，项目名称:binutils，代码行数:17，代码来源:fbsd-nat.c

示例13: fetch_fp_regs

static void
fetch_fp_regs (struct regcache *regcache)
{
  struct fpreg inferior_fp_registers;
  int ret;
  int regno;

  ret = ptrace (PT_GETFPREGS, ptid_get_pid (inferior_ptid),
		(PTRACE_TYPE_ARG3) &inferior_fp_registers, ptid_get_lwp(inferior_ptid));

  if (ret < 0)
    {
      warning (_("unable to fetch floating-point registers"));
      return;
    }

  arm_supply_vfpregset (regcache, &inferior_fp_registers);
}

开发者ID:ajinkya93，项目名称:netbsd-src，代码行数:18，代码来源:armnbsd-nat.c

示例14: fbsd_thread_alive

static int
fbsd_thread_alive (struct target_ops *ops, ptid_t ptid)
{
  if (ptid_lwp_p (ptid))
    {
      struct ptrace_lwpinfo pl;

      if (ptrace (PT_LWPINFO, ptid_get_lwp (ptid), (caddr_t) &pl, sizeof pl)
	  == -1)
	return 0;
#ifdef PL_FLAG_EXITED
      if (pl.pl_flags & PL_FLAG_EXITED)
	return 0;
#endif
    }

  return 1;
}

开发者ID:Distrotech，项目名称:binutils，代码行数:18，代码来源:fbsd-nat.c

示例15: amd64_linux_dr_get

static unsigned long
amd64_linux_dr_get (ptid_t ptid, int regnum)
{
  int tid;
  unsigned long value;

  tid = ptid_get_lwp (ptid);
  if (tid == 0)
    tid = ptid_get_pid (ptid);

  errno = 0;
  value = ptrace (PTRACE_PEEKUSER, tid,
		  offsetof (struct user, u_debugreg[regnum]), 0);
  if (errno != 0)
    perror_with_name (_("Couldn't read debug register"));

  return value;
}

开发者ID:dbl001，项目名称:binutils，代码行数:18，代码来源:amd64-linux-nat.c

示例16: registers

/* Store register REGNO back into the child process.  If REGNO is -1,
   do this for all registers (including the floating point and SSE
   registers).  */
static void
m68k_linux_store_inferior_registers (struct target_ops *ops,
				     struct regcache *regcache, int regno)
{
  int tid;

  /* Use the old method of poking around in `struct user' if the
     SETREGS request isn't available.  */
  if (! have_ptrace_getregs)
    {
      old_store_inferior_registers (regcache, regno);
      return;
    }

  /* GNU/Linux LWP ID's are process ID's.  */
  tid = ptid_get_lwp (inferior_ptid);
  if (tid == 0)
    tid = ptid_get_pid (inferior_ptid);	/* Not a threaded program.  */

  /* Use the PTRACE_SETFPREGS requests whenever possible, since it
     transfers more registers in one system call.  But remember that
     store_fpregs can fail, and return zero.  */
  if (regno == -1)
    {
      store_regs (regcache, tid, regno);
      store_fpregs (regcache, tid, regno);
      return;
    }

  if (getregs_supplies (regno))
    {
      store_regs (regcache, tid, regno);
      return;
    }

  if (getfpregs_supplies (regno))
    {
      store_fpregs (regcache, tid, regno);
      return;
    }

  internal_error (__FILE__, __LINE__,
		  _("Got request to store bad register number %d."), regno);
}

开发者ID:atgreen，项目名称:binutils-gdb，代码行数:47，代码来源:m68klinux-nat.c

示例17: store_inferior_registers

static void
store_inferior_registers (struct target_ops *ops,
			  struct regcache *regcache, int regnum)
{
  elf_gregset_t regs;
  int tid;

  tid = ptid_get_lwp (inferior_ptid);
  if (tid == 0)
    tid = ptid_get_pid (inferior_ptid);

  if (ptrace (PTRACE_GETREGS, tid, 0, (PTRACE_TYPE_ARG3) &regs) < 0)
    perror_with_name (_("Couldn't get registers"));

  fill_gregset (regcache, &regs, regnum);

  if (ptrace (PTRACE_SETREGS, tid, 0, (PTRACE_TYPE_ARG3) &regs) < 0)
    perror_with_name (_("Couldn't write registers"));
}

开发者ID:5kg，项目名称:gdb，代码行数:19，代码来源:tilegx-linux-nat.c

示例18: inf_ptrace_fetch_register

static void
inf_ptrace_fetch_register (struct regcache *regcache, int regnum)
{
  struct gdbarch *gdbarch = get_regcache_arch (regcache);
  CORE_ADDR addr;
  size_t size;
  PTRACE_TYPE_RET *buf;
  int pid, i;

  /* This isn't really an address, but ptrace thinks of it as one.  */
  addr = inf_ptrace_register_u_offset (gdbarch, regnum, 0);
  if (addr == (CORE_ADDR)-1
      || gdbarch_cannot_fetch_register (gdbarch, regnum))
    {
      regcache_raw_supply (regcache, regnum, NULL);
      return;
    }

  /* Cater for systems like GNU/Linux, that implement threads as
     separate processes.  */
  pid = ptid_get_lwp (inferior_ptid);
  if (pid == 0)
    pid = ptid_get_pid (inferior_ptid);

  size = register_size (gdbarch, regnum);
  gdb_assert ((size % sizeof (PTRACE_TYPE_RET)) == 0);
  buf = alloca (size);

  /* Read the register contents from the inferior a chunk at a time.  */
  for (i = 0; i < size / sizeof (PTRACE_TYPE_RET); i++)
    {
      errno = 0;
      buf[i] = ptrace (PT_READ_U, pid, (PTRACE_TYPE_ARG3)(uintptr_t)addr, 0);
      if (errno != 0)
	error (_("Couldn't read register %s (#%d): %s."),
	       gdbarch_register_name (gdbarch, regnum),
	       regnum, safe_strerror (errno));

      addr += sizeof (PTRACE_TYPE_RET);
    }
  regcache_raw_supply (regcache, regnum, buf);
}

开发者ID:rgmabs19357，项目名称:gdb，代码行数:42，代码来源:inf-ptrace.c

示例19: store_wmmx_regs

static void
store_wmmx_regs (const struct regcache *regcache)
{
  char regbuf[IWMMXT_REGS_SIZE];
  int ret, regno, tid;

  /* Get the thread id for the ptrace call.  */
  tid = ptid_get_lwp (inferior_ptid);

  ret = ptrace (PTRACE_GETWMMXREGS, tid, 0, regbuf);
  if (ret < 0)
    {
      warning (_("Unable to fetch WMMX registers."));
      return;
    }

  for (regno = 0; regno < 16; regno++)
    if (REG_VALID == regcache_register_status (regcache,
					       regno + ARM_WR0_REGNUM))
      regcache_raw_collect (regcache, regno + ARM_WR0_REGNUM,
			    &regbuf[regno * 8]);

  for (regno = 0; regno < 2; regno++)
    if (REG_VALID == regcache_register_status (regcache,
					       regno + ARM_WCSSF_REGNUM))
      regcache_raw_collect (regcache, regno + ARM_WCSSF_REGNUM,
			    &regbuf[16 * 8 + regno * 4]);

  for (regno = 0; regno < 4; regno++)
    if (REG_VALID == regcache_register_status (regcache,
					       regno + ARM_WCGR0_REGNUM))
      regcache_raw_collect (regcache, regno + ARM_WCGR0_REGNUM,
			    &regbuf[16 * 8 + 2 * 4 + regno * 4]);

  ret = ptrace (PTRACE_SETWMMXREGS, tid, 0, regbuf);

  if (ret < 0)
    {
      warning (_("Unable to store WMMX registers."));
      return;
    }
}

开发者ID:ChrisG0x20，项目名称:gdb，代码行数:42，代码来源:arm-linux-nat.c

示例20: fbsd_thread_name

static const char *
fbsd_thread_name (struct target_ops *self, struct thread_info *thr)
{
  struct ptrace_lwpinfo pl;
  struct kinfo_proc kp;
  int pid = ptid_get_pid (thr->ptid);
  long lwp = ptid_get_lwp (thr->ptid);
  static char buf[sizeof pl.pl_tdname + 1];

  /* Note that ptrace_lwpinfo returns the process command in pl_tdname
     if a name has not been set explicitly.  Return a NULL name in
     that case.  */
  fbsd_fetch_kinfo_proc (pid, &kp);
  if (ptrace (PT_LWPINFO, lwp, (caddr_t) &pl, sizeof pl) == -1)
    perror_with_name (("ptrace"));
  if (strcmp (kp.ki_comm, pl.pl_tdname) == 0)
    return NULL;
  xsnprintf (buf, sizeof buf, "%s", pl.pl_tdname);
  return buf;
}

开发者ID:Distrotech，项目名称:binutils，代码行数:20，代码来源:fbsd-nat.c

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