+++ /dev/null
-/* This file defines the part of the interface between the standalone
- simaulator program - run - and simulator library - libsim.a - that
- is not used by GDB. The GDB part is described in include/remote-sim.h.
-
- Copyright 2002-2015 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 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/>. */
-
-#ifndef RUN_SIM_H
-#define RUN_SIM_H
-
-#ifdef SIM_TARGET_SWITCHES
- /* Parse the command line, extracting any target specific switches
- before the generic simulator code gets a chance to complain
- about them. Returns the adjusted value of argc. */
-int sim_target_parse_command_line (int, char **);
-
- /* Display a list of target specific switches supported by this
- target. */
-void sim_target_display_usage (int help);
-
-#endif
-
-/* Provide simulator with a default (global) host_callback_struct.
- THIS PROCEDURE IS DEPRECATED.
- GDB and NRUN do not use this interface.
- This procedure does not take a SIM_DESC argument as it is
- used before sim_open. */
-
-void sim_set_callbacks (struct host_callback_struct *);
-
-
-/* Set the size of the simulator memory array.
- THIS PROCEDURE IS DEPRECATED.
- GDB and NRUN do not use this interface.
- This procedure does not take a SIM_DESC argument as it is
- used before sim_open. */
-
-void sim_size (int i);
-
-
-/* Single-step simulator with tracing enabled.
- THIS PROCEDURE IS DEPRECATED.
- THIS PROCEDURE IS EVEN MORE DEPRECATED THAN SIM_SET_TRACE
- GDB and NRUN do not use this interface.
- This procedure returns: ``0'' indicating that the simulator should
- be continued using sim_trace() calls; ``1'' indicating that the
- simulation has finished. */
-
-int sim_trace (SIM_DESC sd);
-
-
-/* Enable tracing.
- THIS PROCEDURE IS DEPRECATED.
- GDB and NRUN do not use this interface.
- This procedure returns: ``0'' indicating that the simulator should
- be continued using sim_trace() calls; ``1'' indicating that the
- simulation has finished. */
-
-void sim_set_trace (void);
-
-
-/* Configure the size of the profile buffer.
- THIS PROCEDURE IS DEPRECATED.
- GDB and NRUN do not use this interface.
- This procedure does not take a SIM_DESC argument as it is
- used before sim_open. */
-
-void sim_set_profile_size (int n);
-
-#endif
+++ /dev/null
-/* run front end support for all the simulators.
- Copyright (C) 1992-2015 Free Software Foundation, Inc.
-
-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/>. */
-
-/* Steve Chamberlain sac@cygnus.com,
- and others at Cygnus. */
-
-#ifdef HAVE_CONFIG_H
-#include "cconfig.h"
-#endif
-
-#include <signal.h>
-#include <stdio.h>
-#ifdef __STDC__
-#include <stdarg.h>
-#else
-#include <varargs.h>
-#endif
-
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-
-#ifdef HAVE_STRING_H
-#include <string.h>
-#else
-#ifdef HAVE_STRINGS_H
-#include <strings.h>
-#endif
-#endif
-
-#include "libiberty.h"
-#include "bfd.h"
-#include "gdb/callback.h"
-#include "gdb/remote-sim.h"
-#include "ansidecl.h"
-#include "run-sim.h"
-#include "version.h"
-
-#ifdef SIM_USE_DEPRECATED_RUN_FRONTEND
-# warning "This sim is using the deprecated run.c; please migrate to nrun.c."
-#else
-# error "Please do not create new sim ports using run.c; use nrun.c instead." \
- "New submissions using run.c will not be accepted."
-#endif
-
-static void usage (int help);
-static void print_version (void);
-extern int optind;
-extern char *optarg;
-
-extern host_callback default_callback;
-
-static char *myname;
-
-extern int getopt ();
-
-#ifdef NEED_UI_LOOP_HOOK
-/* Gdb foolery. This is only needed for gdb using a gui. */
-int (*deprecated_ui_loop_hook) (int signo);
-#endif
-
-static SIM_DESC sd;
-
-static RETSIGTYPE
-cntrl_c (int sig ATTRIBUTE_UNUSED)
-{
- if (! sim_stop (sd))
- {
- fprintf (stderr, "Quit!\n");
- exit (1);
- }
-}
-
-int
-main (int ac, char **av)
-{
- RETSIGTYPE (*prev_sigint) ();
- bfd *abfd;
- int i;
- int verbose = 0;
- int trace = 0;
-#ifdef SIM_HAVE_ENVIRONMENT
- int operating_p = 0;
-#endif
- char *name;
- static char *no_args[4];
- char **sim_argv = &no_args[0];
- char **prog_args;
- enum sim_stop reason;
- int sigrc;
-
- myname = av[0] + strlen (av[0]);
- while (myname > av[0] && myname[-1] != '/')
- --myname;
-
- /* The first element of sim_open's argv is the program name. */
- no_args[0] = av[0];
-#ifdef SIM_HAVE_BIENDIAN
- no_args[1] = "-E";
- no_args[2] = "set-later";
-#endif
-
- /* FIXME: This is currently being migrated into sim_open.
- Simulators that use functions such as sim_size() still require
- this. */
- default_callback.init (&default_callback);
- sim_set_callbacks (&default_callback);
-
-#ifdef SIM_TARGET_SWITCHES
- ac = sim_target_parse_command_line (ac, av);
-#endif
-
- for (i = 1; av[i]; ++i)
- {
- if (strcmp (av[i], "--help") == 0)
- {
- usage (1);
- }
- else if (strcmp (av[i], "--version") == 0)
- {
- print_version ();
- return 0;
- }
- }
-
- /* FIXME: This is currently being rewritten to have each simulator
- do all argv processing. */
-
- while ((i = getopt (ac, av, "a:c:m:op:s:tv")) != EOF)
- switch (i)
- {
- case 'a':
- /* FIXME: Temporary hack. */
- {
- int len = strlen (av[0]) + strlen (optarg);
- char *argbuf = (char *) alloca (len + 2 + 50);
- sprintf (argbuf, "%s %s", av[0], optarg);
-#ifdef SIM_HAVE_BIENDIAN
- /* The desired endianness must be passed to sim_open.
- The value for "set-later" is set when we know what it is.
- -E support isn't yet part of the published interface. */
- strcat (argbuf, " -E set-later");
-#endif
- sim_argv = buildargv (argbuf);
- }
- break;
-#ifdef SIM_HAVE_SIMCACHE
- case 'c':
- sim_set_simcache_size (atoi (optarg));
- break;
-#endif
- case 'm':
- /* FIXME: Rename to sim_set_mem_size. */
- sim_size (atoi (optarg));
- break;
-#ifdef SIM_HAVE_ENVIRONMENT
- case 'o':
- /* Operating enironment where any signals are delivered to the
- target. */
- operating_p = 1;
- break;
-#endif
-#ifdef SIM_HAVE_PROFILE
- case 'p':
- sim_set_profile (atoi (optarg));
- break;
- case 's':
- sim_set_profile_size (atoi (optarg));
- break;
-#endif
- case 't':
- trace = 1;
- break;
- case 'v':
- /* Things that are printed with -v are the kinds of things that
- gcc -v prints. This is not meant to include detailed tracing
- or debugging information, just summaries. */
- verbose = 1;
- /* sim_set_verbose (1); */
- break;
- /* FIXME: Quick hack, to be replaced by more general facility. */
- default:
- usage (0);
- }
-
- ac -= optind;
- av += optind;
- if (ac <= 0)
- usage (0);
-
- name = *av;
- prog_args = av;
-
- if (verbose)
- {
- printf ("%s %s\n", myname, name);
- }
-
- abfd = bfd_openr (name, 0);
- if (!abfd)
- {
- fprintf (stderr, "%s: can't open %s: %s\n",
- myname, name, bfd_errmsg (bfd_get_error ()));
- exit (1);
- }
-
- if (!bfd_check_format (abfd, bfd_object))
- {
- fprintf (stderr, "%s: can't load %s: %s\n",
- myname, name, bfd_errmsg (bfd_get_error ()));
- exit (1);
- }
-
-#ifdef SIM_HAVE_BIENDIAN
- /* The endianness must be passed to sim_open because one may wish to
- examine/set registers before calling sim_load [which is the other
- place where one can determine endianness]. We previously passed the
- endianness via global `target_byte_order' but that's not a clean
- interface. */
- for (i = 1; sim_argv[i + 1] != NULL; ++i)
- continue;
- if (bfd_big_endian (abfd))
- sim_argv[i] = "big";
- else
- sim_argv[i] = "little";
-#endif
-
- /* Ensure that any run-time initialisation that needs to be
- performed by the simulator can occur. */
- sd = sim_open (SIM_OPEN_STANDALONE, &default_callback, abfd, sim_argv);
- if (sd == 0)
- exit (1);
-
- if (sim_load (sd, name, abfd, 0) == SIM_RC_FAIL)
- exit (1);
-
- if (sim_create_inferior (sd, abfd, prog_args, NULL) == SIM_RC_FAIL)
- exit (1);
-
-#ifdef SIM_HAVE_ENVIRONMENT
- /* NOTE: An old simulator supporting the operating environment MUST
- provide sim_set_trace() and not sim_trace(). That way
- sim_stop_reason() can be used to determine any stop reason. */
- if (trace)
- sim_set_trace ();
- sigrc = 0;
- do
- {
- prev_sigint = signal (SIGINT, cntrl_c);
- sim_resume (sd, 0, sigrc);
- signal (SIGINT, prev_sigint);
- sim_stop_reason (sd, &reason, &sigrc);
- }
- while (operating_p && reason == sim_stopped && sigrc != SIGINT);
-#else
- if (trace)
- {
- int done = 0;
- prev_sigint = signal (SIGINT, cntrl_c);
- while (!done)
- {
- done = sim_trace (sd);
- }
- signal (SIGINT, prev_sigint);
- sim_stop_reason (sd, &reason, &sigrc);
- }
- else
- {
- prev_sigint = signal (SIGINT, cntrl_c);
- sigrc = 0;
- sim_resume (sd, 0, sigrc);
- signal (SIGINT, prev_sigint);
- sim_stop_reason (sd, &reason, &sigrc);
- }
-#endif
-
- if (verbose)
- sim_info (sd, 0);
- sim_close (sd, 0);
-
- /* If reason is sim_exited, then sigrc holds the exit code which we want
- to return. If reason is sim_stopped or sim_signalled, then sigrc holds
- the signal that the simulator received; we want to return that to
- indicate failure. */
-
- /* Why did we stop? */
- switch (reason)
- {
- case sim_signalled:
- case sim_stopped:
- if (sigrc != 0)
- fprintf (stderr, "program stopped with signal %d.\n", sigrc);
- break;
-
- case sim_exited:
- break;
-
- case sim_running:
- case sim_polling: /* These indicate a serious problem. */
- abort ();
- break;
-
- }
-
- return sigrc;
-}
-
-static void
-usage (int help)
-{
- FILE *stream = help ? stdout : stderr;
-
- fprintf (stream, "Usage: %s [options] program [program args]\n", myname);
- fprintf (stream, "Options:\n");
- fprintf (stream, "-a args Pass `args' to simulator.\n");
-#ifdef SIM_HAVE_SIMCACHE
- fprintf (stream, "-c size Set simulator cache size to `size'.\n");
-#endif
- fprintf (stream, "-m size Set memory size of simulator, in bytes.\n");
-#ifdef SIM_HAVE_ENVIRONMENT
- fprintf (stream, "-o Select operating (kernel) environment.\n");
-#endif
-#ifdef SIM_HAVE_PROFILE
- fprintf (stream, "-p freq Set profiling frequency.\n");
- fprintf (stream, "-s size Set profiling size.\n");
-#endif
- fprintf (stream, "-t Perform instruction tracing.\n");
- fprintf (stream, " Note: Very few simulators support tracing.\n");
- fprintf (stream, "-v Verbose output.\n");
- fprintf (stream, "\n");
- fprintf (stream, "program args Arguments to pass to simulated program.\n");
- fprintf (stream, " Note: Very few simulators support this.\n");
-#ifdef SIM_TARGET_SWITCHES
- fprintf (stream, "\nTarget specific options:\n");
- sim_target_display_usage (help);
-#endif
-
- if (help && REPORT_BUGS_TO[0])
- printf ("Report bugs to %s\n", REPORT_BUGS_TO);
-
- exit (help ? 0 : 1);
-}
-
-static void
-print_version (void)
-{
- printf ("GNU simulator %s%s\n", PKGVERSION, version);
-}
projects / binutils-gdb.git / commitdiff