gdb/aarch64-fbsd-nat.c

   1 /* Native-dependent code for FreeBSD/aarch64.
   2
   3    Copyright (C) 2017-2021 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #include "defs.h"
  21 #include "regcache.h"
  22 #include "target.h"
  23
  24 #include <sys/types.h>
  25 #include <sys/ptrace.h>
  26 #include <machine/reg.h>
  27
  28 #include "fbsd-nat.h"
  29 #include "aarch64-fbsd-tdep.h"
  30 #include "inf-ptrace.h"
  31
  32 struct aarch64_fbsd_nat_target final : public fbsd_nat_target
  33 {
  34   void fetch_registers (struct regcache *, int) override;
  35   void store_registers (struct regcache *, int) override;
  36 };
  37
  38 static aarch64_fbsd_nat_target the_aarch64_fbsd_nat_target;
  39
  40 /* Fetch register REGNUM from the inferior.  If REGNUM is -1, do this
  41    for all registers.  */
  42
  43 void
  44 aarch64_fbsd_nat_target::fetch_registers (struct regcache *regcache,
  45                                           int regnum)
  46 {
  47   fetch_register_set<struct reg> (regcache, regnum, PT_GETREGS,
  48                                   &aarch64_fbsd_gregset);
  49   fetch_register_set<struct fpreg> (regcache, regnum, PT_GETFPREGS,
  50                                     &aarch64_fbsd_fpregset);
  51 }
  52
  53 /* Store register REGNUM back into the inferior.  If REGNUM is -1, do
  54    this for all registers.  */
  55
  56 void
  57 aarch64_fbsd_nat_target::store_registers (struct regcache *regcache,
  58                                           int regnum)
  59 {
  60   store_register_set<struct reg> (regcache, regnum, PT_GETREGS, PT_SETREGS,
  61                                   &aarch64_fbsd_gregset);
  62   store_register_set<struct fpreg> (regcache, regnum, PT_GETFPREGS,
  63                                     PT_SETFPREGS, &aarch64_fbsd_fpregset);
  64 }
  65
  66 void _initialize_aarch64_fbsd_nat ();
  67 void
  68 _initialize_aarch64_fbsd_nat ()
  69 {
  70   add_inf_child_target (&the_aarch64_fbsd_nat_target);
  71 }