gdb/sparc-linux-nat.c

   1 /* Native-dependent code for GNU/Linux SPARC.
   2    Copyright (C) 2005-2021 Free Software Foundation, Inc.
   3
   4    This file is part of GDB.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  18
  19 #include "defs.h"
  20 #include "regcache.h"
  21
  22 #include <sys/procfs.h>
  23 #include "gregset.h"
  24
  25 #include "sparc-tdep.h"
  26 #include "sparc-nat.h"
  27 #include "inferior.h"
  28 #include "target.h"
  29 #include "linux-nat.h"
  30
  31 class sparc_linux_nat_target final : public linux_nat_target
  32 {
  33 public:
  34   /* Add our register access methods.  */
  35   void fetch_registers (struct regcache *regcache, int regnum) override
  36   { sparc_fetch_inferior_registers (this, regcache, regnum); }
  37
  38   void store_registers (struct regcache *regcache, int regnum) override
  39   { sparc_store_inferior_registers (this, regcache, regnum); }
  40 };
  41
  42 static sparc_linux_nat_target the_sparc_linux_nat_target;
  43
  44 void
  45 supply_gregset (struct regcache *regcache, const prgregset_t *gregs)
  46 {
  47   sparc32_supply_gregset (sparc_gregmap, regcache, -1, gregs);
  48 }
  49
  50 void
  51 supply_fpregset (struct regcache *regcache, const prfpregset_t *fpregs)
  52 {
  53   sparc32_supply_fpregset (sparc_fpregmap, regcache, -1, fpregs);
  54 }
  55
  56 void
  57 fill_gregset (const struct regcache *regcache, prgregset_t *gregs, int regnum)
  58 {
  59   sparc32_collect_gregset (sparc_gregmap, regcache, regnum, gregs);
  60 }
  61
  62 void
  63 fill_fpregset (const struct regcache *regcache,
  64                prfpregset_t *fpregs, int regnum)
  65 {
  66   sparc32_collect_fpregset (sparc_fpregmap, regcache, regnum, fpregs);
  67 }
  68
  69 void _initialize_sparc_linux_nat ();
  70 void
  71 _initialize_sparc_linux_nat ()
  72 {
  73   sparc_fpregmap = &sparc32_bsd_fpregmap;
  74
  75   /* Register the target.  */
  76   linux_target = &the_sparc_linux_nat_target;
  77   add_inf_child_target (&the_sparc_linux_nat_target);
  78 }