Commit | Line | Data |
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fb40c209 | 1 | /* MI Command Set - disassemble commands. |
7b6bb8da | 2 | Copyright (C) 2000, 2001, 2002, 2007, 2008, 2009, 2010, 2011 |
0fb0cc75 | 3 | Free Software Foundation, Inc. |
ab91fdd5 | 4 | Contributed by Cygnus Solutions (a Red Hat company). |
fb40c209 AC |
5 | |
6 | This file is part of GDB. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 10 | the Free Software Foundation; either version 3 of the License, or |
fb40c209 AC |
11 | (at your option) any later version. |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
fb40c209 AC |
20 | |
21 | #include "defs.h" | |
13274fc3 | 22 | #include "arch-utils.h" |
fb40c209 AC |
23 | #include "target.h" |
24 | #include "value.h" | |
25 | #include "mi-cmds.h" | |
26 | #include "mi-getopt.h" | |
5f8a3188 | 27 | #include "gdb_string.h" |
92df71f0 FN |
28 | #include "ui-out.h" |
29 | #include "disasm.h" | |
8f0eea0e | 30 | |
fb40c209 AC |
31 | /* The arguments to be passed on the command line and parsed here are: |
32 | ||
33 | either: | |
34 | ||
35 | START-ADDRESS: address to start the disassembly at. | |
36 | END-ADDRESS: address to end the disassembly at. | |
37 | ||
38 | or: | |
39 | ||
40 | FILENAME: The name of the file where we want disassemble from. | |
41 | LINE: The line around which we want to disassemble. It will | |
42 | disassemble the function that contins that line. | |
b716877b | 43 | HOW_MANY: Number of disassembly lines to display. With source, it |
fb40c209 AC |
44 | is the number of disassembly lines only, not counting the source |
45 | lines. | |
46 | ||
47 | always required: | |
48 | ||
b716877b AB |
49 | MODE: 0 -- disassembly. |
50 | 1 -- disassembly and source. | |
51 | 2 -- disassembly and opcodes. | |
52 | 3 -- disassembly, source and opcodes. | |
53 | */ | |
ce8f13f8 | 54 | void |
fb40c209 AC |
55 | mi_cmd_disassemble (char *command, char **argv, int argc) |
56 | { | |
13274fc3 | 57 | struct gdbarch *gdbarch = get_current_arch (); |
fb40c209 | 58 | CORE_ADDR start; |
fb40c209 | 59 | |
b716877b | 60 | int mode, disasm_flags; |
fb40c209 AC |
61 | struct symtab *s; |
62 | ||
8e2eec62 | 63 | /* Which options have we processed ... */ |
fb40c209 AC |
64 | int file_seen = 0; |
65 | int line_seen = 0; | |
66 | int num_seen = 0; | |
67 | int start_seen = 0; | |
68 | int end_seen = 0; | |
69 | ||
8e2eec62 AC |
70 | /* ... and their corresponding value. */ |
71 | char *file_string = NULL; | |
72 | int line_num = -1; | |
73 | int how_many = -1; | |
74 | CORE_ADDR low = 0; | |
75 | CORE_ADDR high = 0; | |
85c9d6a6 | 76 | struct cleanup *cleanups = make_cleanup (null_cleanup, NULL); |
8e2eec62 | 77 | |
fb40c209 AC |
78 | /* Options processing stuff. */ |
79 | int optind = 0; | |
80 | char *optarg; | |
81 | enum opt | |
fb40c209 | 82 | { |
27cdacdb EZ |
83 | FILE_OPT, LINE_OPT, NUM_OPT, START_OPT, END_OPT |
84 | }; | |
85 | static struct mi_opt opts[] = { | |
fb40c209 AC |
86 | {"f", FILE_OPT, 1}, |
87 | {"l", LINE_OPT, 1}, | |
88 | {"n", NUM_OPT, 1}, | |
89 | {"s", START_OPT, 1}, | |
90 | {"e", END_OPT, 1}, | |
d5d6fca5 | 91 | { 0, 0, 0 } |
fb40c209 AC |
92 | }; |
93 | ||
94 | /* Get the options with their arguments. Keep track of what we | |
95 | encountered. */ | |
96 | while (1) | |
97 | { | |
1b05df00 | 98 | int opt = mi_getopt ("-data-disassemble", argc, argv, opts, |
fb40c209 AC |
99 | &optind, &optarg); |
100 | if (opt < 0) | |
101 | break; | |
102 | switch ((enum opt) opt) | |
103 | { | |
104 | case FILE_OPT: | |
105 | file_string = xstrdup (optarg); | |
106 | file_seen = 1; | |
85c9d6a6 | 107 | make_cleanup (xfree, file_string); |
fb40c209 AC |
108 | break; |
109 | case LINE_OPT: | |
110 | line_num = atoi (optarg); | |
111 | line_seen = 1; | |
112 | break; | |
113 | case NUM_OPT: | |
114 | how_many = atoi (optarg); | |
115 | num_seen = 1; | |
116 | break; | |
117 | case START_OPT: | |
118 | low = parse_and_eval_address (optarg); | |
119 | start_seen = 1; | |
120 | break; | |
121 | case END_OPT: | |
122 | high = parse_and_eval_address (optarg); | |
123 | end_seen = 1; | |
124 | break; | |
125 | } | |
126 | } | |
127 | argv += optind; | |
128 | argc -= optind; | |
129 | ||
130 | /* Allow only filename + linenum (with how_many which is not | |
131 | required) OR start_addr + and_addr */ | |
132 | ||
133 | if (!((line_seen && file_seen && num_seen && !start_seen && !end_seen) | |
134 | || (line_seen && file_seen && !num_seen && !start_seen && !end_seen) | |
27cdacdb | 135 | || (!line_seen && !file_seen && !num_seen && start_seen && end_seen))) |
1b05df00 | 136 | error (_("-data-disassemble: Usage: ( [-f filename -l linenum [-n " |
b716877b | 137 | "howmany]] | [-s startaddr -e endaddr]) [--] mode.")); |
fb40c209 AC |
138 | |
139 | if (argc != 1) | |
1b05df00 | 140 | error (_("-data-disassemble: Usage: [-f filename -l linenum " |
b716877b | 141 | "[-n howmany]] [-s startaddr -e endaddr] [--] mode.")); |
fb40c209 | 142 | |
b716877b AB |
143 | mode = atoi (argv[0]); |
144 | if (mode < 0 || mode > 3) | |
1b05df00 | 145 | error (_("-data-disassemble: Mode argument must be 0, 1, 2, or 3.")); |
fb40c209 | 146 | |
b716877b AB |
147 | /* Convert the mode into a set of disassembly flags */ |
148 | ||
149 | disasm_flags = 0; | |
150 | if (mode & 0x1) | |
151 | disasm_flags |= DISASSEMBLY_SOURCE; | |
152 | if (mode & 0x2) | |
153 | disasm_flags |= DISASSEMBLY_RAW_INSN; | |
8f0eea0e | 154 | |
fb40c209 AC |
155 | /* We must get the function beginning and end where line_num is |
156 | contained. */ | |
157 | ||
158 | if (line_seen && file_seen) | |
159 | { | |
160 | s = lookup_symtab (file_string); | |
161 | if (s == NULL) | |
1b05df00 | 162 | error (_("-data-disassemble: Invalid filename.")); |
fb40c209 | 163 | if (!find_line_pc (s, line_num, &start)) |
1b05df00 | 164 | error (_("-data-disassemble: Invalid line number")); |
fb40c209 | 165 | if (find_pc_partial_function (start, NULL, &low, &high) == 0) |
1b05df00 | 166 | error (_("-data-disassemble: " |
9a2b4c1b | 167 | "No function contains specified address")); |
fb40c209 AC |
168 | } |
169 | ||
13274fc3 | 170 | gdb_disassembly (gdbarch, uiout, |
92df71f0 | 171 | file_string, |
b716877b | 172 | disasm_flags, |
328d0145 | 173 | how_many, low, high); |
85c9d6a6 MS |
174 | |
175 | do_cleanups (cleanups); | |
fb40c209 | 176 | } |