xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/sparc-linux-nat.c (revision 82d56013d7b633d116a93943de88e08335357a7c)
1 /* Native-dependent code for GNU/Linux SPARC.
2    Copyright (C) 2005-2019 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 (regcache, regnum); }
37 
38   void store_registers (struct regcache *regcache, int regnum) override
39   { sparc_store_inferior_registers (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
70 _initialize_sparc_linux_nat (void)
71 {
72   sparc_fpregmap = &sparc32_bsd_fpregmap;
73 
74   /* Register the target.  */
75   linux_target = &the_sparc_linux_nat_target;
76   add_inf_child_target (&the_sparc_linux_nat_target);
77 }
78