]>
Commit | Line | Data |
---|---|---|
d45a4bef JB |
1 | /* main.c --- main function for stand-alone M32C simulator. |
2 | ||
6aba47ca | 3 | Copyright (C) 2005, 2007 Free Software Foundation, Inc. |
d45a4bef JB |
4 | Contributed by Red Hat, Inc. |
5 | ||
6 | This file is part of the GNU simulators. | |
7 | ||
8 | The GNU simulators are free software; you can redistribute them and/or | |
9 | modify them under the terms of the GNU General Public License as | |
10 | published by the Free Software Foundation; either version 2 of the | |
11 | License, or (at your option) any later version. | |
12 | ||
13 | The GNU simulators are distributed in the hope that they will be | |
14 | useful, but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with the GNU simulators; if not, write to the Free Software | |
20 | Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | |
21 | 02110-1301, USA */ | |
22 | ||
23 | ||
24 | #include <stdio.h> | |
25 | #include <string.h> | |
26 | #include <stdlib.h> | |
27 | #include <unistd.h> | |
28 | #include <assert.h> | |
29 | #include <setjmp.h> | |
30 | #include <signal.h> | |
31 | ||
32 | #include "bfd.h" | |
33 | ||
34 | #include "cpu.h" | |
35 | #include "mem.h" | |
36 | #include "misc.h" | |
37 | #include "load.h" | |
38 | #include "trace.h" | |
39 | ||
40 | static int disassemble = 0; | |
41 | static unsigned int cycles = 0; | |
42 | ||
43 | static void | |
44 | done (int exit_code) | |
45 | { | |
46 | if (verbose) | |
47 | { | |
48 | stack_heap_stats (); | |
49 | mem_usage_stats (); | |
50 | printf ("insns: %14s\n", comma (cycles)); | |
51 | } | |
52 | exit (exit_code); | |
53 | } | |
54 | ||
55 | int | |
56 | main (int argc, char **argv) | |
57 | { | |
58 | int o; | |
59 | int save_trace; | |
60 | bfd *prog; | |
61 | ||
62 | while ((o = getopt (argc, argv, "tvdm:")) != -1) | |
63 | switch (o) | |
64 | { | |
65 | case 't': | |
66 | trace++; | |
67 | break; | |
68 | case 'v': | |
69 | verbose++; | |
70 | break; | |
71 | case 'd': | |
72 | disassemble++; | |
73 | break; | |
74 | case 'm': | |
75 | if (strcmp (optarg, "r8c") == 0 || strcmp (optarg, "m16c") == 0) | |
76 | default_machine = bfd_mach_m16c; | |
77 | else if (strcmp (optarg, "m32cm") == 0 | |
78 | || strcmp (optarg, "m32c") == 0) | |
79 | default_machine = bfd_mach_m32c; | |
80 | else | |
81 | { | |
82 | fprintf (stderr, "Invalid machine: %s\n", optarg); | |
83 | exit (1); | |
84 | } | |
85 | break; | |
86 | case '?': | |
87 | fprintf (stderr, | |
88 | "usage: run [-v] [-t] [-d] [-m r8c|m16c|m32cm|m32c]" | |
89 | " program\n"); | |
90 | exit (1); | |
91 | } | |
92 | ||
93 | prog = bfd_openr (argv[optind], 0); | |
94 | if (!prog) | |
95 | { | |
96 | fprintf (stderr, "Can't read %s\n", argv[optind]); | |
97 | exit (1); | |
98 | } | |
99 | ||
100 | if (!bfd_check_format (prog, bfd_object)) | |
101 | { | |
102 | fprintf (stderr, "%s not a m32c program\n", argv[optind]); | |
103 | exit (1); | |
104 | } | |
105 | ||
106 | save_trace = trace; | |
107 | trace = 0; | |
108 | m32c_load (prog); | |
109 | trace = save_trace; | |
110 | ||
111 | if (disassemble) | |
112 | sim_disasm_init (prog); | |
113 | ||
114 | while (1) | |
115 | { | |
116 | int rc; | |
117 | ||
118 | if (trace) | |
119 | printf ("\n"); | |
120 | ||
121 | if (disassemble) | |
122 | sim_disasm_one (); | |
123 | ||
124 | enable_counting = verbose; | |
125 | cycles++; | |
126 | rc = decode_opcode (); | |
127 | enable_counting = 0; | |
128 | ||
129 | if (M32C_HIT_BREAK (rc)) | |
130 | done (1); | |
131 | else if (M32C_EXITED (rc)) | |
132 | done (M32C_EXIT_STATUS (rc)); | |
133 | else | |
134 | assert (M32C_STEPPED (rc)); | |
135 | ||
136 | trace_register_changes (); | |
137 | } | |
138 | } |