Commit | Line | Data |
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fb40c209 | 1 | /* MI Command Set - disassemble commands. |
9b254dd1 | 2 | Copyright (C) 2000, 2001, 2002, 2007, 2008 Free Software Foundation, Inc. |
ab91fdd5 | 3 | Contributed by Cygnus Solutions (a Red Hat company). |
fb40c209 AC |
4 | |
5 | This file is part of GDB. | |
6 | ||
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 | |
a9762ec7 | 9 | the Free Software Foundation; either version 3 of the License, or |
fb40c209 AC |
10 | (at your option) any later version. |
11 | ||
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. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
fb40c209 AC |
19 | |
20 | #include "defs.h" | |
21 | #include "target.h" | |
22 | #include "value.h" | |
23 | #include "mi-cmds.h" | |
24 | #include "mi-getopt.h" | |
5f8a3188 | 25 | #include "gdb_string.h" |
92df71f0 FN |
26 | #include "ui-out.h" |
27 | #include "disasm.h" | |
8f0eea0e | 28 | |
fb40c209 AC |
29 | /* The arguments to be passed on the command line and parsed here are: |
30 | ||
31 | either: | |
32 | ||
33 | START-ADDRESS: address to start the disassembly at. | |
34 | END-ADDRESS: address to end the disassembly at. | |
35 | ||
36 | or: | |
37 | ||
38 | FILENAME: The name of the file where we want disassemble from. | |
39 | LINE: The line around which we want to disassemble. It will | |
40 | disassemble the function that contins that line. | |
41 | HOW_MANY: Number of disassembly lines to display. In mixed mode, it | |
42 | is the number of disassembly lines only, not counting the source | |
43 | lines. | |
44 | ||
45 | always required: | |
46 | ||
47 | MODE: 0 or 1 for disassembly only, or mixed source and disassembly, | |
48 | respectively. */ | |
fb40c209 AC |
49 | enum mi_cmd_result |
50 | mi_cmd_disassemble (char *command, char **argv, int argc) | |
51 | { | |
8f0eea0e | 52 | enum mi_cmd_result retval; |
fb40c209 | 53 | CORE_ADDR start; |
fb40c209 | 54 | |
fb40c209 | 55 | int mixed_source_and_assembly; |
fb40c209 AC |
56 | struct symtab *s; |
57 | ||
8e2eec62 | 58 | /* Which options have we processed ... */ |
fb40c209 AC |
59 | int file_seen = 0; |
60 | int line_seen = 0; | |
61 | int num_seen = 0; | |
62 | int start_seen = 0; | |
63 | int end_seen = 0; | |
64 | ||
8e2eec62 AC |
65 | /* ... and their corresponding value. */ |
66 | char *file_string = NULL; | |
67 | int line_num = -1; | |
68 | int how_many = -1; | |
69 | CORE_ADDR low = 0; | |
70 | CORE_ADDR high = 0; | |
71 | ||
fb40c209 AC |
72 | /* Options processing stuff. */ |
73 | int optind = 0; | |
74 | char *optarg; | |
75 | enum opt | |
fb40c209 | 76 | { |
27cdacdb EZ |
77 | FILE_OPT, LINE_OPT, NUM_OPT, START_OPT, END_OPT |
78 | }; | |
79 | static struct mi_opt opts[] = { | |
fb40c209 AC |
80 | {"f", FILE_OPT, 1}, |
81 | {"l", LINE_OPT, 1}, | |
82 | {"n", NUM_OPT, 1}, | |
83 | {"s", START_OPT, 1}, | |
84 | {"e", END_OPT, 1}, | |
d5d6fca5 | 85 | { 0, 0, 0 } |
fb40c209 AC |
86 | }; |
87 | ||
88 | /* Get the options with their arguments. Keep track of what we | |
89 | encountered. */ | |
90 | while (1) | |
91 | { | |
92 | int opt = mi_getopt ("mi_cmd_disassemble", argc, argv, opts, | |
93 | &optind, &optarg); | |
94 | if (opt < 0) | |
95 | break; | |
96 | switch ((enum opt) opt) | |
97 | { | |
98 | case FILE_OPT: | |
99 | file_string = xstrdup (optarg); | |
100 | file_seen = 1; | |
101 | break; | |
102 | case LINE_OPT: | |
103 | line_num = atoi (optarg); | |
104 | line_seen = 1; | |
105 | break; | |
106 | case NUM_OPT: | |
107 | how_many = atoi (optarg); | |
108 | num_seen = 1; | |
109 | break; | |
110 | case START_OPT: | |
111 | low = parse_and_eval_address (optarg); | |
112 | start_seen = 1; | |
113 | break; | |
114 | case END_OPT: | |
115 | high = parse_and_eval_address (optarg); | |
116 | end_seen = 1; | |
117 | break; | |
118 | } | |
119 | } | |
120 | argv += optind; | |
121 | argc -= optind; | |
122 | ||
123 | /* Allow only filename + linenum (with how_many which is not | |
124 | required) OR start_addr + and_addr */ | |
125 | ||
126 | if (!((line_seen && file_seen && num_seen && !start_seen && !end_seen) | |
127 | || (line_seen && file_seen && !num_seen && !start_seen && !end_seen) | |
27cdacdb EZ |
128 | || (!line_seen && !file_seen && !num_seen && start_seen && end_seen))) |
129 | error | |
130 | ("mi_cmd_disassemble: Usage: ( [-f filename -l linenum [-n howmany]] | [-s startaddr -e endaddr]) [--] mixed_mode."); | |
fb40c209 AC |
131 | |
132 | if (argc != 1) | |
27cdacdb EZ |
133 | error |
134 | ("mi_cmd_disassemble: Usage: [-f filename -l linenum [-n howmany]] [-s startaddr -e endaddr] [--] mixed_mode."); | |
fb40c209 AC |
135 | |
136 | mixed_source_and_assembly = atoi (argv[0]); | |
137 | if ((mixed_source_and_assembly != 0) && (mixed_source_and_assembly != 1)) | |
8a3fe4f8 | 138 | error (_("mi_cmd_disassemble: Mixed_mode argument must be 0 or 1.")); |
fb40c209 | 139 | |
8f0eea0e | 140 | |
fb40c209 AC |
141 | /* We must get the function beginning and end where line_num is |
142 | contained. */ | |
143 | ||
144 | if (line_seen && file_seen) | |
145 | { | |
146 | s = lookup_symtab (file_string); | |
147 | if (s == NULL) | |
8a3fe4f8 | 148 | error (_("mi_cmd_disassemble: Invalid filename.")); |
fb40c209 | 149 | if (!find_line_pc (s, line_num, &start)) |
8a3fe4f8 | 150 | error (_("mi_cmd_disassemble: Invalid line number")); |
fb40c209 | 151 | if (find_pc_partial_function (start, NULL, &low, &high) == 0) |
8a3fe4f8 | 152 | error (_("mi_cmd_disassemble: No function contains specified address")); |
fb40c209 AC |
153 | } |
154 | ||
92df71f0 FN |
155 | gdb_disassembly (uiout, |
156 | file_string, | |
157 | line_num, | |
158 | mixed_source_and_assembly, how_many, low, high); | |
159 | ||
160 | return MI_CMD_DONE; | |
fb40c209 | 161 | } |