1/* Target-dependent code for UltraSPARC.
2
3   Copyright 2003, 2004 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#ifndef SPARC64_TDEP_H
23#define SPARC64_TDEP_H 1
24
25struct frame_info;
26struct gdbarch;
27struct regcache;
28struct sparc_gregset;
29struct trad_frame_saved_reg;
30
31#include "sparc-tdep.h"
32
33/* The stack pointer is offset from the stack frame by a BIAS of 2047
34   (0x7ff) for 64-bit code.  BIAS is likely to be defined on SPARC
35   hosts, so undefine it first.  */
36#undef BIAS
37#define BIAS 2047
38
39/* Register offsets for the general-purpose register set.  */
40
41/* UltraSPARC doesn't have %psr.  */
42#define r_tstate_offset r_psr_offset
43
44/* UltraSPARC doesn't have %wim either.  */
45#define r_fprs_offset r_wim_offset
46
47/* Register numbers of various important registers.  */
48
49enum sparc64_regnum
50{
51  SPARC64_F32_REGNUM		/* %f32 */
52  = SPARC_F0_REGNUM + 32,
53  SPARC64_F62_REGNUM		/* %f62 */
54  = SPARC64_F32_REGNUM + 15,
55  SPARC64_PC_REGNUM,		/* %pc */
56  SPARC64_NPC_REGNUM,		/* %npc */
57  SPARC64_STATE_REGNUM,
58  SPARC64_FSR_REGNUM,		/* %fsr */
59  SPARC64_FPRS_REGNUM,		/* %fprs */
60  SPARC64_Y_REGNUM,		/* %y */
61
62  /* Pseudo registers.  */
63  SPARC64_CWP_REGNUM,		/* %cwp */
64  SPARC64_PSTATE_REGNUM,	/* %pstate */
65  SPARC64_ASI_REGNUM,		/* %asi */
66  SPARC64_CCR_REGNUM,		/* %ccr */
67  SPARC64_D0_REGNUM,		/* %d0 */
68  SPARC64_D10_REGNUM		/* %d10 */
69  = SPARC64_D0_REGNUM + 5,
70  SPARC64_D30_REGNUM		/* %d30 */
71  = SPARC64_D0_REGNUM + 15,
72  SPARC64_D32_REGNUM		/* %d32 */
73  = SPARC64_D0_REGNUM + 16,
74  SPARC64_D62_REGNUM		/* %d62 */
75  = SPARC64_D0_REGNUM + 31,
76  SPARC64_Q0_REGNUM,		/* %q0 */
77  SPARC64_Q8_REGNUM		/* %q8 */
78  = SPARC64_Q0_REGNUM + 2,
79  SPARC64_Q28_REGNUM		/* %q28 */
80  = SPARC64_Q0_REGNUM + 7,
81  SPARC64_Q32_REGNUM		/* %q32 */
82  = SPARC64_Q0_REGNUM + 8,
83  SPARC64_Q60_REGNUM		/* %q60 */
84  = SPARC64_Q0_REGNUM + 15
85};
86
87extern void sparc64_init_abi (struct gdbarch_info info,
88			      struct gdbarch *gdbarch);
89
90extern void sparc64_supply_gregset (const struct sparc_gregset *gregset,
91				    struct regcache *regcache,
92				    int regnum, const void *gregs);
93extern void sparc64_collect_gregset (const struct sparc_gregset *gregset,
94				     const struct regcache *regcache,
95				     int regnum, void *gregs);
96extern void sparc64_supply_fpregset (struct regcache *regcache,
97				     int regnum, const void *fpregs);
98extern void sparc64_collect_fpregset (const struct regcache *regcache,
99				      int regnum, void *fpregs);
100
101/* Functions and variables exported from sparc64-sol2-tdep.c.  */
102
103/* Register offsets for Solaris 2.  */
104extern const struct sparc_gregset sparc64_sol2_gregset;
105
106extern void sparc64_sol2_init_abi (struct gdbarch_info info,
107				   struct gdbarch *gdbarch);
108
109/* Variables exported from sparc64fbsd-tdep.c.  */
110
111/* Register offsets for FreeBSD/sparc64.  */
112extern const struct sparc_gregset sparc64fbsd_gregset;
113
114/* Functions and variables exported from sparc64nbsd-tdep.c.  */
115
116/* Register offsets for NetBSD/sparc64.  */
117extern const struct sparc_gregset sparc64nbsd_gregset;
118
119extern struct trad_frame_saved_reg *
120  sparc64nbsd_sigcontext_saved_regs (CORE_ADDR sigcontext_addr,
121				     struct frame_info *next_frame);
122
123#endif /* sparc64-tdep.h */
124