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[/] [openrisc/] [tags/] [gnu-src/] [gdb-6.8/] [pre-binutils-2.20.1-sync/] [sim/] [m32c/] [main.c] - Rev 760
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/* main.c --- main function for stand-alone M32C simulator. Copyright (C) 2005, 2007, 2008 Free Software Foundation, Inc. Contributed by Red Hat, Inc. This file is part of the GNU simulators. 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 3 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, see <http://www.gnu.org/licenses/>. */ #include <stdio.h> #include <string.h> #include <stdlib.h> #include <unistd.h> #include <assert.h> #include <setjmp.h> #include <signal.h> #include "bfd.h" #include "cpu.h" #include "mem.h" #include "misc.h" #include "load.h" #include "trace.h" static int disassemble = 0; static unsigned int cycles = 0; static void done (int exit_code) { if (verbose) { stack_heap_stats (); mem_usage_stats (); printf ("insns: %14s\n", comma (cycles)); } exit (exit_code); } int main (int argc, char **argv) { int o; int save_trace; bfd *prog; while ((o = getopt (argc, argv, "tvdm:")) != -1) switch (o) { case 't': trace++; break; case 'v': verbose++; break; case 'd': disassemble++; break; case 'm': if (strcmp (optarg, "r8c") == 0 || strcmp (optarg, "m16c") == 0) default_machine = bfd_mach_m16c; else if (strcmp (optarg, "m32cm") == 0 || strcmp (optarg, "m32c") == 0) default_machine = bfd_mach_m32c; else { fprintf (stderr, "Invalid machine: %s\n", optarg); exit (1); } break; case '?': fprintf (stderr, "usage: run [-v] [-t] [-d] [-m r8c|m16c|m32cm|m32c]" " program\n"); exit (1); } prog = bfd_openr (argv[optind], 0); if (!prog) { fprintf (stderr, "Can't read %s\n", argv[optind]); exit (1); } if (!bfd_check_format (prog, bfd_object)) { fprintf (stderr, "%s not a m32c program\n", argv[optind]); exit (1); } save_trace = trace; trace = 0; m32c_load (prog); trace = save_trace; if (disassemble) sim_disasm_init (prog); while (1) { int rc; if (trace) printf ("\n"); if (disassemble) sim_disasm_one (); enable_counting = verbose; cycles++; rc = decode_opcode (); enable_counting = 0; if (M32C_HIT_BREAK (rc)) done (1); else if (M32C_EXITED (rc)) done (M32C_EXIT_STATUS (rc)); else assert (M32C_STEPPED (rc)); trace_register_changes (); } }
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