1 /* Native-dependent code for MIPS systems running NetBSD.
3 Copyright 2000, 2001, 2002, 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 "mips-tdep.h"
32 #include "mipsnbsd-tdep.h"
33 #include "inf-ptrace.h"
35 /* Determine if PT_GETREGS fetches this register. */
37 getregs_supplies (int regno
)
39 return ((regno
) >= MIPS_ZERO_REGNUM
&& (regno
) <= PC_REGNUM
);
43 mipsnbsd_fetch_inferior_registers (int regno
)
45 if (regno
== -1 || getregs_supplies (regno
))
49 if (ptrace (PT_GETREGS
, PIDGET (inferior_ptid
),
50 (PTRACE_TYPE_ARG3
) ®s
, 0) == -1)
51 perror_with_name (_("Couldn't get registers"));
53 mipsnbsd_supply_reg ((char *) ®s
, regno
);
58 if (regno
== -1 || regno
>= FP0_REGNUM
)
62 if (ptrace (PT_GETFPREGS
, PIDGET (inferior_ptid
),
63 (PTRACE_TYPE_ARG3
) &fpregs
, 0) == -1)
64 perror_with_name (_("Couldn't get floating point status"));
66 mipsnbsd_supply_fpreg ((char *) &fpregs
, regno
);
71 mipsnbsd_store_inferior_registers (int regno
)
73 if (regno
== -1 || getregs_supplies (regno
))
77 if (ptrace (PT_GETREGS
, PIDGET (inferior_ptid
),
78 (PTRACE_TYPE_ARG3
) ®s
, 0) == -1)
79 perror_with_name (_("Couldn't get registers"));
81 mipsnbsd_fill_reg ((char *) ®s
, regno
);
83 if (ptrace (PT_SETREGS
, PIDGET (inferior_ptid
),
84 (PTRACE_TYPE_ARG3
) ®s
, 0) == -1)
85 perror_with_name (_("Couldn't write registers"));
91 if (regno
== -1 || regno
>= FP0_REGNUM
)
95 if (ptrace (PT_GETFPREGS
, PIDGET (inferior_ptid
),
96 (PTRACE_TYPE_ARG3
) &fpregs
, 0) == -1)
97 perror_with_name (_("Couldn't get floating point status"));
99 mipsnbsd_fill_fpreg ((char *) &fpregs
, regno
);
101 if (ptrace (PT_SETFPREGS
, PIDGET (inferior_ptid
),
102 (PTRACE_TYPE_ARG3
) &fpregs
, 0) == -1)
103 perror_with_name (_("Couldn't write floating point status"));
108 /* Provide a prototype to silence -Wmissing-prototypes. */
109 void _initialize_mipsnbsd_nat (void);
112 _initialize_mipsnbsd_nat (void)
114 struct target_ops
*t
;
116 t
= inf_ptrace_target ();
117 t
->to_fetch_registers
= mipsnbsd_fetch_inferior_registers
;
118 t
->to_store_registers
= mipsnbsd_store_inferior_registers
;