text: /* Native-dependent code for GNU/Linux UltraSPARC.
  
     Copyright (C) 2003-2021 Free Software Foundation, Inc.
  
     This file is part of GDB.
  
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 3 of the License, or
     (at your option) any later version.
  
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
  
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  
  #include "defs.h"
  #include "regcache.h"
  
  #include <sys/procfs.h>
  #include "gregset.h"
  
  #include "sparc64-tdep.h"
  #include "sparc-tdep.h"
  #include "sparc-nat.h"
  #include "inferior.h"
  #include "target.h"
  #include "linux-nat.h"
  
  class sparc64_linux_nat_target final : public linux_nat_target
  {
  public:
    /* Add our register access methods.  */
    void fetch_registers (struct regcache *regcache, int regnum) override
    { sparc_fetch_inferior_registers (this, regcache, regnum); }
  
    void store_registers (struct regcache *regcache, int regnum) override
    { sparc_store_inferior_registers (this, regcache, regnum); }
  
    /* Override linux_nat_target low methods.  */
  
    /* ADI support */
    void low_forget_process (pid_t pid) override
    { sparc64_forget_process (pid); }
  };
  
  static sparc64_linux_nat_target the_sparc64_linux_nat_target;
  
  static const struct sparc_gregmap sparc64_linux_ptrace_gregmap =
  {
    16 * 8,			/* "tstate" */
    17 * 8,			/* %pc */
    18 * 8,			/* %npc */
    19 * 8,			/* %y */
    -1,				/* %wim */
    -1,				/* %tbr */
    0 * 8,			/* %g1 */
    -1,				/* %l0 */
    4				/* sizeof (%y) */
  };
  
  
  void
  supply_gregset (struct regcache *regcache, const prgregset_t *gregs)
  {
    sparc64_supply_gregset (sparc_gregmap, regcache, -1, gregs);
  }
  
  void
  supply_fpregset (struct regcache *regcache, const prfpregset_t *fpregs)
  {
    sparc64_supply_fpregset (&sparc64_bsd_fpregmap, regcache, -1, fpregs);
  }
  
  void
  fill_gregset (const struct regcache *regcache, prgregset_t *gregs, int regnum)
  {
    sparc64_collect_gregset (sparc_gregmap, regcache, regnum, gregs);
  }
  
  void
  fill_fpregset (const struct regcache *regcache,
  	       prfpregset_t *fpregs, int regnum)
  {
    sparc64_collect_fpregset (&sparc64_bsd_fpregmap, regcache, regnum, fpregs);
  }
  
  void _initialize_sparc64_linux_nat ();
  void
  _initialize_sparc64_linux_nat ()
  {
    sparc_fpregmap = &sparc64_bsd_fpregmap;
  
    /* Register the target.  */
    linux_target = &the_sparc64_linux_nat_target;
    add_inf_child_target (&the_sparc64_linux_nat_target);
  
    sparc_gregmap = &sparc64_linux_ptrace_gregmap;
  }
  