1 /* Native-dependent code for OpenBSD/mips64.
3 Copyright 2004 Free Software Foundation, Inc.
5 This file is part of GDB.
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.
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.
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. */
27 #include <sys/types.h>
28 #include <sys/ptrace.h>
29 #include <machine/reg.h>
31 #include "inf-ptrace.h"
33 #define MIPS64OBSD_NUM_REGS 73
35 /* Supply the general-purpose registers stored in GREGS to REGCACHE. */
38 mips64obsd_supply_gregset (struct regcache
*regcache
, const void *gregs
)
40 const char *regs
= gregs
;
43 for (regnum
= 0; regnum
< MIPS64OBSD_NUM_REGS
; regnum
++)
44 regcache_raw_supply (regcache
, regnum
, regs
+ regnum
* 8);
47 /* Collect the general-purpose registers from REGCACHE and store them
51 mips64obsd_collect_gregset (const struct regcache
*regcache
,
52 void *gregs
, int regnum
)
57 for (i
= 0; i
<= MIPS64OBSD_NUM_REGS
; i
++)
59 if (regnum
== -1 || regnum
== i
)
60 regcache_raw_collect (regcache
, i
, regs
+ i
* 8);
65 /* Fetch register REGNUM from the inferior. If REGNUM is -1, do this
69 mips64obsd_fetch_inferior_registers (int regnum
)
73 if (ptrace (PT_GETREGS
, PIDGET (inferior_ptid
),
74 (PTRACE_TYPE_ARG3
) ®s
, 0) == -1)
75 perror_with_name ("Couldn't get registers");
77 mips64obsd_supply_gregset (current_regcache
, ®s
);
80 /* Store register REGNUM back into the inferior. If REGNUM is -1, do
81 this for all registers. */
84 mips64obsd_store_inferior_registers (int regnum
)
88 if (ptrace (PT_GETREGS
, PIDGET (inferior_ptid
),
89 (PTRACE_TYPE_ARG3
) ®s
, 0) == -1)
90 perror_with_name ("Couldn't get registers");
92 mips64obsd_collect_gregset (current_regcache
, ®s
, regnum
);
94 if (ptrace (PT_SETREGS
, PIDGET (inferior_ptid
),
95 (PTRACE_TYPE_ARG3
) ®s
, 0) == -1)
96 perror_with_name ("Couldn't write registers");
100 /* Provide a prototype to silence -Wmissing-prototypes. */
101 void _initialize_mips64obsd_nat (void);
104 _initialize_mips64obsd_nat (void)
106 struct target_ops
*t
;
108 t
= inf_ptrace_target ();
109 t
->to_fetch_registers
= mips64obsd_fetch_inferior_registers
;
110 t
->to_store_registers
= mips64obsd_store_inferior_registers
;