1 /* Host-dependent code for Apollo-68ks for GDB, the GNU debugger.
2 Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1999, 2000, 2001
3 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. */
35 fetch_inferior_registers (int ignored
)
37 struct ptrace_$data_regs_m68k inferior_registers
;
38 struct ptrace_$floating_regs_m68k inferior_fp_registers
;
39 struct ptrace_$control_regs_m68k inferior_control_registers
;
41 ptrace_$
init_control (&inferior_control_registers
);
42 inferior_fp_registers
.size
= sizeof (inferior_fp_registers
);
44 deprecated_registers_fetched ();
46 ptrace (PTRACE_GETREGS
, PIDGET (inferior_ptid
),
47 (PTRACE_ARG3_TYPE
) & inferior_registers
,
49 (PTRACE_ARG3_TYPE
) & inferior_registers
,
52 ptrace (PTRACE_GETREGS
, PIDGET (inferior_ptid
),
53 (PTRACE_ARG3_TYPE
) & inferior_fp_registers
,
54 ptrace_$floating_set_m68k
,
55 (PTRACE_ARG3_TYPE
) & inferior_fp_registers
,
56 ptrace_$floating_set_m68k
);
58 ptrace (PTRACE_GETREGS
, PIDGET (inferior_ptid
),
59 (PTRACE_ARG3_TYPE
) & inferior_control_registers
,
60 ptrace_$control_set_m68k
,
61 (PTRACE_ARG3_TYPE
) & inferior_control_registers
,
62 ptrace_$control_set_m68k
);
64 bcopy (&inferior_registers
, &deprecated_registers
[0], 16 * 4);
65 bcopy (&inferior_fp_registers
,
66 &deprecated_registers
[REGISTER_BYTE (FP0_REGNUM
)],
67 sizeof inferior_fp_registers
.regs
);
68 *(int *) &deprecated_registers
[REGISTER_BYTE (PS_REGNUM
)]
69 = inferior_control_registers
.sr
;
70 *(int *) &deprecated_registers
[REGISTER_BYTE (PC_REGNUM
)]
71 = inferior_control_registers
.pc
;
74 /* Store our register values back into the inferior.
75 If REGNO is -1, do this for all registers.
76 Otherwise, REGNO specifies which register (so we can save time). */
79 store_inferior_registers (int regno
)
81 struct ptrace_$data_regs_m68k inferior_registers
;
82 struct ptrace_$floating_regs_m68k inferior_fp_registers
;
83 struct ptrace_$control_regs_m68k inferior_control_registers
;
85 ptrace_$
init_control (&inferior_control_registers
);
86 inferior_fp_registers
.size
= sizeof (inferior_fp_registers
);
88 ptrace (PTRACE_GETREGS
, PIDGET (inferior_ptid
),
89 (PTRACE_ARG3_TYPE
) & inferior_fp_registers
,
90 ptrace_$floating_set_m68k
,
91 (PTRACE_ARG3_TYPE
) & inferior_fp_registers
,
92 ptrace_$floating_set_m68k
);
94 ptrace (PTRACE_GETREGS
, PIDGET (inferior_ptid
),
95 (PTRACE_ARG3_TYPE
) & inferior_control_registers
,
96 ptrace_$control_set_m68k
,
97 (PTRACE_ARG3_TYPE
) & inferior_control_registers
,
98 ptrace_$control_set_m68k
);
100 bcopy (&deprecated_registers
[0], &inferior_registers
,
101 sizeof (inferior_registers
));
103 bcopy (&deprecated_registers
[REGISTER_BYTE (FP0_REGNUM
)],
104 inferior_fp_registers
.regs
, sizeof inferior_fp_registers
.regs
);
106 inferior_control_registers
.sr
107 = *(int *) &deprecated_registers
[REGISTER_BYTE (PS_REGNUM
)];
108 inferior_control_registers
.pc
109 = *(int *) &deprecated_registers
[REGISTER_BYTE (PC_REGNUM
)];
111 ptrace (PTRACE_SETREGS
, PIDGET (inferior_ptid
),
112 (PTRACE_ARG3_TYPE
) & inferior_registers
,
113 ptrace_$data_set_m68k
,
114 (PTRACE_ARG3_TYPE
) & inferior_registers
,
115 ptrace_$data_set_m68k
);
117 ptrace (PTRACE_SETREGS
, PIDGET (inferior_ptid
),
118 (PTRACE_ARG3_TYPE
) & inferior_fp_registers
,
119 ptrace_$floating_set_m68k
,
120 (PTRACE_ARG3_TYPE
) & inferior_fp_registers
,
121 ptrace_$floating_set_m68k
);
123 ptrace (PTRACE_SETREGS
, PIDGET (inferior_ptid
),
124 (PTRACE_ARG3_TYPE
) & inferior_control_registers
,
125 ptrace_$control_set_m68k
,
126 (PTRACE_ARG3_TYPE
) & inferior_control_registers
,
127 ptrace_$control_set_m68k
);