1/* Native-dependent code for SPARC.
2
3   Copyright (C) 2003-2020 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 3 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, see <http://www.gnu.org/licenses/>.  */
19
20#ifndef SPARC_NAT_H
21#define SPARC_NAT_H 1
22
23#include "target.h"
24
25struct sparc_gregmap;
26struct sparc_fpregmap;
27
28extern const struct sparc_gregmap *sparc_gregmap;
29extern const struct sparc_fpregmap *sparc_fpregmap;
30extern void (*sparc_supply_gregset) (const struct sparc_gregmap *,
31				     struct regcache *, int , const void *);
32extern void (*sparc_collect_gregset) (const struct sparc_gregmap *,
33				      const struct regcache *, int, void *);
34extern void (*sparc_supply_fpregset) (const struct sparc_fpregmap *,
35				      struct regcache *, int , const void *);
36extern void (*sparc_collect_fpregset) (const struct sparc_fpregmap *,
37				       const struct regcache *, int , void *);
38extern int (*sparc_gregset_supplies_p) (struct gdbarch *gdbarch, int);
39extern int (*sparc_fpregset_supplies_p) (struct gdbarch *gdbarch, int);
40
41extern int sparc32_gregset_supplies_p (struct gdbarch *gdbarch, int regnum);
42extern int sparc32_fpregset_supplies_p (struct gdbarch *gdbarch, int regnum);
43
44extern void sparc_fetch_inferior_registers (struct regcache *, int);
45extern void sparc_store_inferior_registers (struct regcache *, int);
46
47extern target_xfer_status sparc_xfer_wcookie (enum target_object object,
48					      const char *annex,
49					      gdb_byte *readbuf,
50					      const gdb_byte *writebuf,
51					      ULONGEST offset,
52					      ULONGEST len,
53					      ULONGEST *xfered_len);
54
55/* A prototype generic SPARC target.  The client can override
56   it with local methods.  */
57
58template<typename BaseTarget>
59struct sparc_target : public BaseTarget
60{
61  void fetch_registers (struct regcache *regcache, int regnum) override
62  { sparc_fetch_inferior_registers (regcache, regnum); }
63
64  void store_registers (struct regcache *regcache, int regnum) override
65  { sparc_store_inferior_registers (regcache, regnum); }
66
67  enum target_xfer_status xfer_partial (enum target_object object,
68					const char *annex,
69					gdb_byte *readbuf,
70					const gdb_byte *writebuf,
71					ULONGEST offset, ULONGEST len,
72					ULONGEST *xfered_len) override
73  {
74    if (object == TARGET_OBJECT_WCOOKIE)
75      return sparc_xfer_wcookie (object, annex, readbuf, writebuf,
76				 offset, len, xfered_len);
77
78    return BaseTarget::xfer_partial (object, annex, readbuf, writebuf,
79				     offset, len, xfered_len);
80  }
81};
82
83#endif /* sparc-nat.h */
84