1 /* Native-dependent code for SuperH running NetBSD, for GDB.
2 Copyright 2002, 2003 Free Software Foundation, Inc.
3 Contributed by Wasabi Systems, 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. */
22 #include <sys/types.h>
23 #include <sys/ptrace.h>
24 #include <machine/reg.h>
30 #include "shnbsd-tdep.h"
32 /* Determine if PT_GETREGS fetches this register. */
33 #define GETREGS_SUPPLIES(regno) \
34 (((regno) >= R0_REGNUM && (regno) <= (R0_REGNUM + 15)) \
35 || (regno) == PC_REGNUM || (regno) == PR_REGNUM \
36 || (regno) == MACH_REGNUM || (regno) == MACL_REGNUM \
37 || (regno) == SR_REGNUM)
40 fetch_inferior_registers (int regno
)
42 if (regno
== -1 || GETREGS_SUPPLIES (regno
))
44 struct reg inferior_registers
;
46 if (ptrace (PT_GETREGS
, PIDGET (inferior_ptid
),
47 (PTRACE_ARG3_TYPE
) &inferior_registers
, 0) == -1)
48 perror_with_name ("Couldn't get registers");
50 shnbsd_supply_reg ((char *) &inferior_registers
, regno
);
58 store_inferior_registers (int regno
)
60 if (regno
== -1 || GETREGS_SUPPLIES (regno
))
62 struct reg inferior_registers
;
64 if (ptrace (PT_GETREGS
, PIDGET (inferior_ptid
),
65 (PTRACE_ARG3_TYPE
) &inferior_registers
, 0) == -1)
66 perror_with_name ("Couldn't get registers");
68 shnbsd_fill_reg ((char *) &inferior_registers
, regno
);
70 if (ptrace (PT_SETREGS
, PIDGET (inferior_ptid
),
71 (PTRACE_ARG3_TYPE
) &inferior_registers
, 0) == -1)
72 perror_with_name ("Couldn't set registers");
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