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1 | /* Native-dependent code for BSD Unix running on ARM's, for GDB. |
2 | Copyright 1988, 1989, 1991, 1992, 1994, 1996, 1999 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of GDB. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, Inc., 59 Temple Place - Suite 330, | |
19 | Boston, MA 02111-1307, USA. */ | |
20 | ||
21 | #include "defs.h" | |
22 | ||
23 | #ifdef FETCH_INFERIOR_REGISTERS | |
24 | #include <sys/types.h> | |
25 | #include <sys/ptrace.h> | |
26 | #include <machine/reg.h> | |
27 | #include <machine/frame.h> | |
28 | #include "inferior.h" | |
29 | ||
30 | void | |
31 | fetch_inferior_registers (regno) | |
32 | int regno; | |
33 | { | |
34 | struct reg inferior_registers; | |
35 | struct fpreg inferior_fpregisters; | |
36 | ||
37 | ptrace (PT_GETREGS, inferior_pid, (PTRACE_ARG3_TYPE) &inferior_registers, 0); | |
38 | memcpy (®isters[REGISTER_BYTE (0)], &inferior_registers, | |
39 | 16 * sizeof (unsigned int)); | |
40 | memcpy (®isters[REGISTER_BYTE (PS_REGNUM)], &inferior_registers.r_cpsr, | |
41 | sizeof (unsigned int)); | |
42 | ptrace (PT_GETFPREGS, inferior_pid, (PTRACE_ARG3_TYPE) &inferior_fpregisters, | |
43 | 0); | |
44 | memcpy (®isters[REGISTER_BYTE (F0_REGNUM)], &inferior_fpregisters.fpr[0], | |
45 | 8 * sizeof (fp_reg_t)); | |
46 | memcpy (®isters[REGISTER_BYTE (FPS_REGNUM)], | |
47 | &inferior_fpregisters.fpr_fpsr, sizeof (unsigned int)); | |
48 | registers_fetched (); | |
49 | } | |
50 | ||
51 | void | |
52 | store_inferior_registers (regno) | |
53 | int regno; | |
54 | { | |
55 | struct reg inferior_registers; | |
56 | ||
57 | memcpy (&inferior_registers, ®isters[REGISTER_BYTE (0)], | |
58 | 16 * sizeof (unsigned int)); | |
59 | memcpy (&inferior_registers.r_cpsr, ®isters[REGISTER_BYTE (PS_REGNUM)], | |
60 | sizeof (unsigned int)); | |
61 | ptrace (PT_SETREGS, inferior_pid, (PTRACE_ARG3_TYPE) &inferior_registers, 0); | |
62 | ||
63 | /* XXX Set FP regs. */ | |
64 | } | |
65 | ||
66 | struct md_core | |
67 | { | |
68 | struct reg intreg; | |
69 | struct fpreg freg; | |
70 | }; | |
71 | ||
72 | void | |
73 | fetch_core_registers (core_reg_sect, core_reg_size, which, ignore) | |
74 | char *core_reg_sect; | |
75 | unsigned core_reg_size; | |
76 | int which; | |
77 | CORE_ADDR ignore; | |
78 | { | |
79 | struct md_core *core_reg = (struct md_core *) core_reg_sect; | |
80 | ||
81 | /* integer registers */ | |
82 | memcpy (®isters[REGISTER_BYTE (0)], &core_reg->intreg, | |
83 | sizeof (struct reg)); | |
84 | /* floating point registers */ | |
85 | /* XXX */ | |
86 | } | |
87 | ||
88 | #else | |
89 | #error Not FETCH_INFERIOR_REGISTERS | |
90 | #endif /* !FETCH_INFERIOR_REGISTERS */ | |
91 | ||
92 | int | |
93 | get_longjmp_target (CORE_ADDR *addr) | |
94 | { | |
95 | return 0; | |
96 | } |