aboutsummaryrefslogtreecommitdiff
path: root/gdb/sparc64-tdep.h
blob: ad2a75277cbda5209e0e201a3f5cea020fc380c5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
/* Target-dependent code for 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/>.  */

#ifndef SPARC64_TDEP_H
#define SPARC64_TDEP_H 1

struct frame_info;
struct gdbarch;
struct regcache;
struct sparc_gregmap;
struct trad_frame_saved_reg;

#include "sparc-tdep.h"

/* The stack pointer is offset from the stack frame by a BIAS of 2047
   (0x7ff) for 64-bit code.  BIAS is likely to be defined on SPARC
   hosts, so undefine it first.  */
#undef BIAS
#define BIAS 2047

/* Register offsets for the general-purpose register set.  */

/* UltraSPARC doesn't have %psr.  */
#define r_tstate_offset r_psr_offset

/* UltraSPARC doesn't have %wim either.  */
#define r_fprs_offset r_wim_offset

/* Register numbers of various important registers.  */

enum sparc64_regnum
{
  SPARC64_F32_REGNUM		/* %f32 */
  = SPARC_F0_REGNUM + 32,
  SPARC64_F62_REGNUM		/* %f62 */
  = SPARC64_F32_REGNUM + 15,
  SPARC64_PC_REGNUM,		/* %pc */
  SPARC64_NPC_REGNUM,		/* %npc */
  SPARC64_STATE_REGNUM,
  SPARC64_FSR_REGNUM,		/* %fsr */
  SPARC64_FPRS_REGNUM,		/* %fprs */
  SPARC64_Y_REGNUM,		/* %y */
};

/* Pseudo registers.  */
enum sparc64_pseudo_regnum
{
  SPARC64_CWP_REGNUM = 0,	/* %cwp */
  SPARC64_PSTATE_REGNUM,	/* %pstate */
  SPARC64_ASI_REGNUM,		/* %asi */
  SPARC64_CCR_REGNUM,		/* %ccr */
  SPARC64_D0_REGNUM,		/* %d0 */
  SPARC64_D10_REGNUM		/* %d10 */
  = SPARC64_D0_REGNUM + 5,
  SPARC64_D30_REGNUM		/* %d30 */
  = SPARC64_D0_REGNUM + 15,
  SPARC64_D32_REGNUM		/* %d32 */
  = SPARC64_D0_REGNUM + 16,
  SPARC64_D62_REGNUM		/* %d62 */
  = SPARC64_D0_REGNUM + 31,
  SPARC64_Q0_REGNUM,		/* %q0 */
  SPARC64_Q8_REGNUM		/* %q8 */
  = SPARC64_Q0_REGNUM + 2,
  SPARC64_Q28_REGNUM		/* %q28 */
  = SPARC64_Q0_REGNUM + 7,
  SPARC64_Q32_REGNUM		/* %q32 */
  = SPARC64_Q0_REGNUM + 8,
  SPARC64_Q60_REGNUM		/* %q60 */
  = SPARC64_Q0_REGNUM + 15
};

/* Processor state bits.  */
#define SPARC64_PSTATE_AG	0x001
#define SPARC64_PSTATE_IE	0x002
#define SPARC64_PSTATE_PRIV	0x004
#define SPARC64_PSTATE_AM	0x008
#define SPARC64_PSTATE_PEF	0x010
#define SPARC64_PSTATE_RED	0x020
#define SPARC64_PSTATE_TLE	0x100
#define SPARC64_PSTATE_CLE	0x200
#define SPARC64_PSTATE_PID0	0x400
#define SPARC64_PSTATE_PID1	0x800

extern void sparc64_init_abi (struct gdbarch_info info,
			      struct gdbarch *gdbarch);

extern void sparc64_supply_gregset (const struct sparc_gregmap *gregmap,
				    struct regcache *regcache,
				    int regnum, const void *gregs);
extern void sparc64_collect_gregset (const struct sparc_gregmap *gregmap,
				     const struct regcache *regcache,
				     int regnum, void *gregs);
extern void sparc64_supply_fpregset (const struct sparc_fpregmap *fpregmap,
				     struct regcache *regcache,
				     int regnum, const void *fpregs);
extern void sparc64_collect_fpregset (const struct sparc_fpregmap *fpregmap,
				      const struct regcache *regcache,
				      int regnum, void *fpregs);

/* Functions and variables exported from sparc64-sol2-tdep.c.  */

/* Register offsets for Solaris 2.  */
extern const struct sparc_gregmap sparc64_sol2_gregmap;
extern const struct sparc_fpregmap sparc64_sol2_fpregmap;

/* Variables exported from sparc64-fbsd-tdep.c.  */

/* Register offsets for FreeBSD/sparc64.  */
extern const struct sparc_gregmap sparc64fbsd_gregmap;

/* Functions and variables exported from sparc64-netbsd-tdep.c.  */

/* Register offsets for NetBSD/sparc64.  */
extern const struct sparc_gregmap sparc64nbsd_gregmap;

extern struct trad_frame_saved_reg *
  sparc64nbsd_sigcontext_saved_regs (CORE_ADDR sigcontext_addr,
				     struct frame_info *next_frame);

extern const struct sparc_fpregmap sparc64_bsd_fpregmap;

extern void sparc64_forget_process (pid_t pid);

#endif /* sparc64-tdep.h */