1/* Native-dependent code for GNU/Linux UltraSPARC.
2
3   Copyright 2003 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 2 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, write to the Free Software
19   Foundation, Inc., 59 Temple Place - Suite 330,
20   Boston, MA 02111-1307, USA.  */
21
22#include "defs.h"
23#include "gdbarch.h"
24
25#include "sparc64-tdep.h"
26#include "sparc-nat.h"
27
28/* Determine whether `gregset_t' contains register REGNUM.  */
29
30static int
31sparc64_gregset_supplies_p (int regnum)
32{
33  if (gdbarch_ptr_bit (current_gdbarch) == 32)
34    return sparc32_gregset_supplies_p (regnum);
35
36  /* Integer registers.  */
37  if ((regnum >= SPARC_G1_REGNUM && regnum <= SPARC_G7_REGNUM)
38      || (regnum >= SPARC_O0_REGNUM && regnum <= SPARC_O7_REGNUM)
39      || (regnum >= SPARC_L0_REGNUM && regnum <= SPARC_L7_REGNUM)
40      || (regnum >= SPARC_I0_REGNUM && regnum <= SPARC_I7_REGNUM))
41    return 1;
42
43  /* Control registers.  */
44  if (regnum == SPARC64_PC_REGNUM
45      || regnum == SPARC64_NPC_REGNUM
46      || regnum == SPARC64_STATE_REGNUM
47      || regnum == SPARC64_Y_REGNUM
48      || regnum == SPARC64_FPRS_REGNUM)
49    return 1;
50
51  return 0;
52}
53
54/* Determine whether `fpregset_t' contains register REGNUM.  */
55
56static int
57sparc64_fpregset_supplies_p (int regnum)
58{
59  if (gdbarch_ptr_bit (current_gdbarch) == 32)
60    return sparc32_fpregset_supplies_p (regnum);
61
62  /* Floating-point registers.  */
63  if ((regnum >= SPARC_F0_REGNUM && regnum <= SPARC_F31_REGNUM)
64      || (regnum >= SPARC64_F32_REGNUM && regnum <= SPARC64_F62_REGNUM))
65    return 1;
66
67  /* Control registers.  */
68  if (regnum == SPARC64_FSR_REGNUM)
69    return 1;
70
71  return 0;
72}
73
74
75/* Provide a prototype to silence -Wmissing-prototypes.  */
76void _initialize_sparc64_nat (void);
77
78void
79_initialize_sparc64_nat (void)
80{
81  sparc_supply_gregset = sparc64_supply_gregset;
82  sparc_collect_gregset = sparc64_collect_gregset;
83  sparc_supply_fpregset = sparc64_supply_fpregset;
84  sparc_collect_fpregset = sparc64_collect_fpregset;
85  sparc_gregset_supplies_p = sparc64_gregset_supplies_p;
86  sparc_fpregset_supplies_p = sparc64_fpregset_supplies_p;
87}
88