1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
/* Architecture commands for GDB, the GNU debugger.
Copyright 1998-1999, Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifndef GDBARCH_H
#define GDBARCH_H
#ifdef __STDC__
struct frame_info;
struct value;
enum lval_type;
#endif
/* The target-system-dependant byte order is dynamic */
/* TARGET_BYTE_ORDER_SELECTABLE_P determines if the target endianness
is selectable at runtime. The user can use the ``set endian''
command to change it. TARGET_BYTE_ORDER_AUTO is nonzero when
target_byte_order should be auto-detected (from the program image
say). */
#ifndef TARGET_BYTE_ORDER_SELECTABLE_P
/* compat - Catch old targets that define TARGET_BYTE_ORDER_SLECTABLE
when they should have defined TARGET_BYTE_ORDER_SELECTABLE_P 1 */
#ifdef TARGET_BYTE_ORDER_SELECTABLE
#define TARGET_BYTE_ORDER_SELECTABLE_P 1
#else
#define TARGET_BYTE_ORDER_SELECTABLE_P 0
#endif
#endif
extern int target_byte_order;
#ifdef TARGET_BYTE_ORDER_SELECTABLE
/* compat - Catch old targets that define TARGET_BYTE_ORDER_SELECTABLE
and expect defs.h to re-define TARGET_BYTE_ORDER. */
#undef TARGET_BYTE_ORDER
#endif
#ifndef TARGET_BYTE_ORDER
#define TARGET_BYTE_ORDER (target_byte_order + 0)
#endif
extern int target_byte_order_auto;
#ifndef TARGET_BYTE_ORDER_AUTO
#define TARGET_BYTE_ORDER_AUTO (target_byte_order_auto + 0)
#endif
/* The target-system-dependant BFD architecture is dynamic */
extern int target_architecture_auto;
#ifndef TARGET_ARCHITECTURE_AUTO
#define TARGET_ARCHITECTURE_AUTO (target_architecture_auto + 0)
#endif
extern const struct bfd_arch_info *target_architecture;
#ifndef TARGET_ARCHITECTURE
#define TARGET_ARCHITECTURE (target_architecture + 0)
#endif
/* Notify the target dependant backend of a change to the selected
architecture. A zero return status indicates that the target did
not like the change. */
extern int (*target_architecture_hook) PARAMS ((const struct bfd_arch_info *));
/* The target-system-dependant disassembler is semi-dynamic */
#include "dis-asm.h" /* Get defs for disassemble_info */
extern int dis_asm_read_memory PARAMS ((bfd_vma memaddr, bfd_byte *myaddr,
int len, disassemble_info *info));
extern void dis_asm_memory_error PARAMS ((int status, bfd_vma memaddr,
disassemble_info *info));
extern void dis_asm_print_address PARAMS ((bfd_vma addr,
disassemble_info *info));
extern int (*tm_print_insn) PARAMS ((bfd_vma, disassemble_info*));
extern disassemble_info tm_print_insn_info;
#ifndef TARGET_PRINT_INSN
#define TARGET_PRINT_INSN(vma, info) (*tm_print_insn) (vma, info)
#endif
#ifndef TARGET_PRINT_INSN_INFO
#define TARGET_PRINT_INSN_INFO (&tm_print_insn_info)
#endif
/* Explicit test for D10V architecture.
USE of these macro's is *STRONGLY* discouraged. */
#define GDB_TARGET_IS_D10V (TARGET_ARCHITECTURE->arch == bfd_arch_d10v)
#ifndef D10V_MAKE_DADDR
#define D10V_MAKE_DADDR(X) (abort (), 0)
#endif
#ifndef D10V_MAKE_IADDR
#define D10V_MAKE_IADDR(X) (abort (), 0)
#endif
/* Fallback definition of FRAMELESS_FUNCTION_INVOCATION */
#ifndef FRAMELESS_FUNCTION_INVOCATION
#define FRAMELESS_FUNCTION_INVOCATION(FI) (0)
#endif
/* Fallback definition of REGISTER_CONVERTIBLE etc */
#ifndef REGISTER_CONVERTIBLE
#define REGISTER_CONVERTIBLE(x) (0)
#endif
#ifndef REGISTER_CONVERT_TO_VIRTUAL
#define REGISTER_CONVERT_TO_VIRTUAL(x, y, z, a)
#endif
#ifndef REGISTER_CONVERT_TO_RAW
#define REGISTER_CONVERT_TO_RAW(x, y, z, a)
#endif
/* Fallback definition for EXTRACT_STRUCT_VALUE_ADDRESS */
#ifndef EXTRACT_STRUCT_VALUE_ADDRESS
#define EXTRACT_STRUCT_VALUE_ADDRESS_P (0)
#define EXTRACT_STRUCT_VALUE_ADDRESS(X) (abort (), 0)
#else
#ifndef EXTRACT_STRUCT_VALUE_ADDRESS_P
#define EXTRACT_STRUCT_VALUE_ADDRESS_P (1)
#endif
#endif
/* Fallback definition for REGISTER_NAME for systems still defining
REGISTER_NAMES. */
#ifndef REGISTER_NAME
extern char *gdb_register_names[];
#define REGISTER_NAME(i) gdb_register_names[i]
#endif
/* Set the dynamic target-system-dependant parameters (architecture,
byte-order, ...) using information found in the BFD */
extern void set_gdbarch_from_file PARAMS ((bfd *));
/* Explicitly set the dynamic target-system-dependant parameters based
on bfd_architecture and machine. */
extern void set_architecture_from_arch_mach PARAMS ((enum bfd_architecture, unsigned long));
/* Helper function for targets that don't know how my arguments are
being passed */
extern int frame_num_args_unknown PARAMS ((struct frame_info *fi));
/* gdbarch trace variable */
extern int gdbarch_debug;
#endif
|
