Ejemplo n.º 1
0
static void
ppcnbsd_fetch_inferior_registers (struct target_ops *ops,
				  struct regcache *regcache, int regnum)
{
  struct gdbarch *gdbarch = get_regcache_arch (regcache);

  if (regnum == -1 || getregs_supplies (gdbarch, regnum))
    {
      struct reg regs;

      if (ptrace (PT_GETREGS, ptid_get_pid (inferior_ptid),
		  (PTRACE_TYPE_ARG3) &regs, 0) == -1)
        perror_with_name (_("Couldn't get registers"));

      ppc_supply_gregset (&ppcnbsd_gregset, regcache,
			  regnum, &regs, sizeof regs);
    }

  if (regnum == -1 || getfpregs_supplies (gdbarch, regnum))
    {
      struct fpreg fpregs;

      if (ptrace (PT_GETFPREGS, ptid_get_pid (inferior_ptid),
		  (PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
	perror_with_name (_("Couldn't get FP registers"));

      ppc_supply_fpregset (&ppcnbsd_fpregset, regcache,
			   regnum, &fpregs, sizeof fpregs);
    }
}
Ejemplo n.º 2
0
static void
ppcobsd_fetch_registers (struct target_ops *ops,
			 struct regcache *regcache, int regnum)
{
  struct reg regs;

  if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
	      (PTRACE_TYPE_ARG3) &regs, 0) == -1)
    perror_with_name (_("Couldn't get registers"));

  ppc_supply_gregset (&ppcobsd_gregset, regcache, -1,
		      &regs, sizeof regs);
#ifndef PT_GETFPREGS
  ppc_supply_fpregset (&ppcobsd_gregset, regcache, -1,
		       &regs, sizeof regs);
#endif

#ifdef PT_GETFPREGS
  if (regnum == -1
      || getfpregs_supplies (get_regcache_arch (regcache), regnum))
    {
      struct fpreg fpregs;

      if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
		  (PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
	perror_with_name (_("Couldn't get floating point status"));

      ppc_supply_fpregset (&ppcobsd_fpregset, regcache, -1,
			   &fpregs, sizeof fpregs);
    }
#endif
}
Ejemplo n.º 3
0
void
supply_gregset (struct regcache *regcache, const gdb_gregset_t *gregsetp)
{
  const struct regset *regset = ppc_linux_gregset (sizeof (long));

  ppc_supply_gregset (regset, regcache, -1, gregsetp, sizeof (*gregsetp));
}
Ejemplo n.º 4
0
static void
rs6000_aix_supply_regset (const struct regset *regset,
			  struct regcache *regcache, int regnum,
			  const void *gregs, size_t len)
{
  ppc_supply_gregset (regset, regcache, regnum, gregs, len);
  ppc_supply_fpregset (regset, regcache, regnum, gregs, len);
}
Ejemplo n.º 5
0
void
ppcobsd_supply_gregset (const struct regset *regset,
			struct regcache *regcache, int regnum,
			const void *gregs, size_t len)
{
  ppc_supply_gregset (regset, regcache, regnum, gregs, len);
  ppc_supply_fpregset (regset, regcache, regnum, gregs, len);
}
Ejemplo n.º 6
0
static void
ppc_linux_supply_gregset (const struct regset *regset,
			  struct regcache *regcache,
			  int regnum, const void *gregs, size_t len)
{
  const struct ppc_reg_offsets *offsets = regset->descr;

  ppc_supply_gregset (regset, regcache, regnum, gregs, len);

  if (ppc_linux_trap_reg_p (get_regcache_arch (regcache)))
    {
      /* "orig_r3" is stored 2 slots after "pc".  */
      if (regnum == -1 || regnum == PPC_ORIG_R3_REGNUM)
	ppc_supply_reg (regcache, PPC_ORIG_R3_REGNUM, gregs,
			offsets->pc_offset + 2 * offsets->gpr_size,
			offsets->gpr_size);

      /* "trap" is stored 8 slots after "pc".  */
      if (regnum == -1 || regnum == PPC_TRAP_REGNUM)
	ppc_supply_reg (regcache, PPC_TRAP_REGNUM, gregs,
			offsets->pc_offset + 8 * offsets->gpr_size,
			offsets->gpr_size);
    }
}