From fa21d299e666c3b9862e2e96cf1c4bacc3675c6b Mon Sep 17 00:00:00 2001 From: Andrew Cagney Date: Fri, 21 Mar 1997 03:56:07 +0000 Subject: Pass GCC -W... --- sim/common/ChangeLog | 27 ++++++ sim/common/run.c | 216 +++++++++++++++++++++++++++++++++++------------- sim/common/sim-assert.h | 77 ++++++++++------- sim/common/sim-io.c | 138 ++++++++++++++++--------------- 4 files changed, 303 insertions(+), 155 deletions(-) diff --git a/sim/common/ChangeLog b/sim/common/ChangeLog index f32fdcc..2b159fe 100644 --- a/sim/common/ChangeLog +++ b/sim/common/ChangeLog @@ -1,3 +1,30 @@ +Fri Mar 21 13:36:20 1997 Andrew Cagney + + * run.c (string.h, strings.h, stdlib.h): Include. + + * sim-events.c (sim_events_tick): Recent cleanup failed to return + 0 when nothing pending. + + * run.c (sim_size, sim_trace): Plicate GCC - these two functions + will soon be going away. + (getopt): Plicate GCC. + + * sim-endian.c (sim-io.h): Plicate GCC. + * sim-bits.c (sim-io.h): Ditto. + * sim-n-bits.h (ROTn): Ditto. + + * sim-io.c (sim_io_error): Correct check for NULL. + + * sim-assert.h (SIM_FILTER_PATH): Separate out the code filtering + the __FILE__. + * sim-events.c: Use SIM_FILTER_PATH to filter out the filename + path. + +Wed Mar 19 01:12:06 1997 Andrew Cagney + + * aclocal.m4 (SIM_AC_OPTION_*: Move so that they are outside of + SIM_AC_COMMON - SIM_AC_COMMON was gobling arguments. + Tue Mar 18 20:48:12 1997 Andrew Cagney * sim-alu.h: Include sim-xcat.h. diff --git a/sim/common/run.c b/sim/common/run.c index 79484eb..cb9fdab 100644 --- a/sim/common/run.c +++ b/sim/common/run.c @@ -1,5 +1,5 @@ /* run front end support for all the simulators. - Copyright (C) 1992, 1993 1994, 1995 Free Software Foundation, Inc. + Copyright (C) 1992, 1993 1994, 1995, 1996 Free Software Foundation, Inc. GNU CC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -15,21 +15,38 @@ You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +/* Steve Chamberlain sac@cygnus.com, + and others at Cygnus. */ -/* Steve Chamberlain - sac@cygnus.com */ +#include "config.h" +#include "tconfig.h" #include #include +#ifdef __STDC__ +#include +#else #include +#endif + +#ifdef HAVE_STDLIB_H +#include +#endif + +#ifdef HAVE_STRING_H +#include +#else +#ifdef HAVE_STRINGS_H +#include +#endif +#endif + +#include "libiberty.h" #include "bfd.h" -#include "remote-sim.h" #include "callback.h" -#ifndef SIGQUIT -#define SIGQUIT SIGTERM -#endif +#include "remote-sim.h" -void usage(); +static void usage PARAMS ((void)); extern int optind; extern char *optarg; @@ -38,6 +55,17 @@ bfd *exec_bfd; int target_byte_order; extern host_callback default_callback; + +static char *myname; + + +/* NOTE: sim_size() and sim_trace() are going away */ +extern void sim_size PARAMS ((int i)); +extern int sim_trace PARAMS ((SIM_DESC sd)); + +extern int getopt (); + + int main (ac, av) int ac; @@ -49,135 +77,211 @@ main (ac, av) int i; int verbose = 0; int trace = 0; - char *name = ""; + char *name; + static char *no_args[2]; + char **sim_argv = &no_args[0]; + char **prog_args; enum sim_stop reason; int sigrc; + SIM_DESC sd; + + myname = av[0] + strlen (av[0]); + while (myname > av[0] && myname[-1] != '/') + --myname; - while ((i = getopt (ac, av, "m:p:s:tv")) != EOF) + /* The first element of sim_open's argv is the program name. */ + no_args[0] = av[0]; + + /* FIXME: This is currently being rewritten to have each simulator + do all argv processing. */ + +#ifdef SIM_H8300 /* FIXME: quick hack */ + while ((i = getopt (ac, av, "a:c:m:p:s:htv")) != EOF) +#else + while ((i = getopt (ac, av, "a:c:m:p:s:tv")) != EOF) +#endif switch (i) { + case 'a': + /* FIXME: Temporary hack. */ + { + int len = strlen (av[0]) + strlen (optarg); + char *argbuf = (char *) alloca (len + 2); + sprintf (argbuf, "%s %s", av[0], optarg); + 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_PROFILE case 'p': sim_set_profile (atoi (optarg)); break; case 's': sim_set_profile_size (atoi (optarg)); break; +#endif case 't': trace = 1; + /* FIXME: need to allow specification of what to trace. */ + /* sim_set_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. */ +#ifdef SIM_H8300 + case 'h': + set_h8300h (1); + break; +#endif default: - usage(); + usage (); } + ac -= optind; av += optind; - if (ac != 1) - usage(); - name = *av; + prog_args = av + 1; if (verbose) { - printf ("run %s\n", name); + printf ("%s %s\n", myname, name); } exec_bfd = abfd = bfd_openr (name, 0); if (!abfd) { - fprintf (stderr, "run: can't open %s: %s\n", - name, bfd_errmsg(bfd_get_error())); + 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, "run: can't load %s: %s\n", - name, bfd_errmsg(bfd_get_error())); + fprintf (stderr, "%s: can't load %s: %s\n", + myname, name, bfd_errmsg (bfd_get_error ())); exit (1); } - sim_set_callbacks (&default_callback); + /* This must be set before sim_open is called, because gdb assumes that + the simulator endianness is known immediately after the sim_open call. */ + target_byte_order = bfd_big_endian (abfd) ? 4321 : 1234; + + sim_set_callbacks (NULL, &default_callback); default_callback.init (&default_callback); /* Ensure that any run-time initialisation that needs to be performed by the simulator can occur. */ - sim_open(NULL); + sd = sim_open (sim_argv); for (s = abfd->sections; s; s = s->next) - if (abfd && (s->flags & SEC_LOAD)) { - unsigned char *buffer = (unsigned char *)malloc ((size_t)(bfd_section_size (abfd, s))); - if (buffer != NULL) - { - bfd_get_section_contents (abfd, - s, - buffer, - 0, - bfd_section_size (abfd, s)); - sim_write (s->vma, buffer, bfd_section_size (abfd, s)); - } - else - { - fprintf (stderr, "run: failed to allocate section buffer: %s\n", - bfd_errmsg(bfd_get_error())); - exit (1); - } + if (s->flags & SEC_LOAD) + { + unsigned char *buffer = (unsigned char *)malloc ((size_t)(bfd_section_size (abfd, s))); + if (buffer != NULL) + { + bfd_get_section_contents (abfd, + s, + buffer, + 0, + bfd_section_size (abfd, s)); + sim_write (sd, s->vma, buffer, bfd_section_size (abfd, s)); + /* FIXME: How come we don't free buffer? */ + } + else + { + fprintf (stderr, "%s: failed to allocate section buffer: %s\n", + myname, bfd_errmsg (bfd_get_error ())); + exit (1); + } + } } start_address = bfd_get_start_address (abfd); - sim_create_inferior (start_address, NULL, NULL); - - target_byte_order = bfd_big_endian (abfd) ? 4321 : 1234; + sim_create_inferior (sd, start_address, prog_args, NULL); if (trace) { int done = 0; while (!done) { - done = sim_trace (); + done = sim_trace (sd); } } else { - sim_resume (0, 0); + sim_resume (sd, 0, 0); } if (verbose) - sim_info (0); + sim_info (sd, 0); - sim_stop_reason (&reason, &sigrc); + sim_stop_reason (sd, &reason, &sigrc); - sim_close(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. */ + +#ifdef SIM_H8300 /* FIXME: Ugh. grep for SLEEP in compile.c */ + if (sigrc == SIGILL) + abort (); + sigrc = 0; +#else /* Why did we stop? */ switch (reason) { case sim_signalled: case sim_stopped: - fprintf (stderr, "program stopped with signal %d.\n", sigrc); + if (sigrc != 0) + fprintf (stderr, "program stopped with signal %d.\n", sigrc); break; case sim_exited: break; } +#endif - /* 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. */ return sigrc; } -void -usage() +static void +usage () { - fprintf (stderr, "usage: run [-tv][-m size] program\n"); + fprintf (stderr, "Usage: %s [options] program [program args]\n", myname); + fprintf (stderr, "Options:\n"); + fprintf (stderr, "-a args Pass `args' to simulator.\n"); +#ifdef SIM_HAVE_SIMCACHE + fprintf (stderr, "-c size Set simulator cache size to `size'.\n"); +#endif +#ifdef SIM_H8300 + fprintf (stderr, "-h Executable is for h8/300h or h8/300s.\n"); +#endif + fprintf (stderr, "-m size Set memory size of simulator, in bytes.\n"); +#ifdef SIM_HAVE_PROFILE + fprintf (stderr, "-p freq Set profiling frequency.\n"); + fprintf (stderr, "-s size Set profiling size.\n"); +#endif + fprintf (stderr, "-t Perform instruction tracing.\n"); + fprintf (stderr, " Note: Very few simulators support tracing.\n"); + fprintf (stderr, "-v Verbose output.\n"); + fprintf (stderr, "\n"); + fprintf (stderr, "program args Arguments to pass to simulated program.\n"); + fprintf (stderr, " Note: Very few simulators support this.\n"); exit (1); } - - diff --git a/sim/common/sim-assert.h b/sim/common/sim-assert.h index 2d6a3d7..40d0883 100644 --- a/sim/common/sim-assert.h +++ b/sim/common/sim-assert.h @@ -22,48 +22,63 @@ #ifndef _SIM_ASSERT_H_ #define _SIM_ASSERT_H_ -# if defined (WITH_ASSERT) +#define SIM_FILTER_PATH(FILE, PATH) \ +do \ + { \ + /* strip leading path */ \ + const char *p = (PATH); \ + (FILE) = p; \ + while (*p != '\0' && *p != ':') \ + { \ + if (*p == '/') \ + (FILE) = p; \ + p++; \ + } \ + } \ +while (0) + +/* The subtle difference between SIM_ASSERT and ASSERT is that + SIM_ASSERT passes `sd' to sim_io_error for the SIM_DESC, + ASSERT passes NULL. */ + +#if defined (WITH_ASSERT) #define SIM_ASSERT(EXPRESSION) \ -do { \ - if (WITH_ASSERT) { \ - if (!(EXPRESSION)) { \ - /* strip leading path */ \ - const char *file = __FILE__; \ - const char *p = file; \ - while (*p != '\0' && *p != ':') { \ - if (*p == '/') \ - file = p; \ - p++; \ +do \ + { \ + if (WITH_ASSERT) \ + { \ + if (!(EXPRESSION)) \ + { \ + /* report the failure */ \ + const char *file; \ + SIM_FILTER_PATH(file, __FILE__); \ + sim_io_error (sd, "%s:%d: assertion failed - %s", \ + file, __LINE__, #EXPRESSION); \ + } \ } \ - /* report the failure */ \ - sim_io_error (sd, "%s:%d: assertion failed - %s", \ - file, __LINE__, #EXPRESSION); \ - } \ } \ -} while (0) +while (0) #else #define SIM_ASSERT(EXPRESSION) do { /*nothing*/; } while (0) #endif #if defined (WITH_ASSERT) #define ASSERT(EXPRESSION) \ -do { \ - if (WITH_ASSERT) { \ - if (!(EXPRESSION)) { \ - /* strip leading path */ \ - const char *file = __FILE__; \ - const char *p = file; \ - while (*p != '\0' && *p != ':') { \ - if (*p == '/') \ - file = p; \ - p++; \ +do \ + { \ + if (WITH_ASSERT) \ + { \ + if (!(EXPRESSION)) \ + { \ + /* report the failure */ \ + const char *file; \ + SIM_FILTER_PATH(file, __FILE__); \ + sim_io_error (NULL, "%s:%d: assertion failed - %s", \ + file, __LINE__, #EXPRESSION); \ + } \ } \ - /* report the failure */ \ - sim_io_error (NULL, "%s:%d: assertion failed - %s", \ - file, __LINE__, #EXPRESSION); \ - } \ } \ -} while (0) +while (0) #else #define ASSERT(EXPRESSION) do { /*nothing*/; } while (0) #endif diff --git a/sim/common/sim-io.c b/sim/common/sim-io.c index 7d40ccf..6d661c3 100644 --- a/sim/common/sim-io.c +++ b/sim/common/sim-io.c @@ -22,153 +22,153 @@ #ifndef _SIM_IO_C_ #define _SIM_IO_C_ -#include "engine.h" +#include "sim-state.h" /* See the file include/callbacks.h for a description */ INLINE_SIM_IO(int) -sim_io_init(engine *system) +sim_io_init(SIM_DESC sd) { - return system->callback->init (system->callback); + return sd->callback->init (sd->callback); } INLINE_SIM_IO(int) -sim_io_shutdown(engine *system) +sim_io_shutdown(SIM_DESC sd) { - return system->callback->shutdown (system->callback); + return sd->callback->shutdown (sd->callback); } INLINE_SIM_IO(int) -sim_io_unlink(engine *system, +sim_io_unlink(SIM_DESC sd, const char *f1) { - return system->callback->unlink (system->callback, f1); + return sd->callback->unlink (sd->callback, f1); } INLINE_SIM_IO(long) -sim_io_time(engine *system, +sim_io_time(SIM_DESC sd, long *t) { - return system->callback->time (system->callback, t); + return sd->callback->time (sd->callback, t); } INLINE_SIM_IO(int) -sim_io_system(engine *system, const char *s) +sim_io_system(SIM_DESC sd, const char *s) { - return system->callback->system (system->callback, s); + return sd->callback->system (sd->callback, s); } INLINE_SIM_IO(int) -sim_io_rename(engine *system, +sim_io_rename(SIM_DESC sd, const char *f1, const char *f2) { - return system->callback->rename (system->callback, f1, f2); + return sd->callback->rename (sd->callback, f1, f2); } INLINE_SIM_IO(int) -sim_io_write_stdout(engine *system, +sim_io_write_stdout(SIM_DESC sd, const char *buf, int len) { switch (CURRENT_STDIO) { case DO_USE_STDIO: - return system->callback->write_stdout (system->callback, buf, len); + return sd->callback->write_stdout (sd->callback, buf, len); break; case DONT_USE_STDIO: - return system->callback->write (system->callback, 1, buf, len); + return sd->callback->write (sd->callback, 1, buf, len); break; default: - sim_io_error (system, "sim_io_write_stdout: unaccounted switch\n"); + sim_io_error (sd, "sim_io_write_stdout: unaccounted switch\n"); break; } return 0; } -INLINE_SIM_IO(int) -sim_io_flush_stdout(engine *system) +INLINE_SIM_IO(void) +sim_io_flush_stdout(SIM_DESC sd) { switch (CURRENT_STDIO) { case DO_USE_STDIO: - return system->callback->flush_stdout (system->callback); + sd->callback->flush_stdout (sd->callback); break; case DONT_USE_STDIO: break; default: - sim_io_error (system, "sim_io_flush_stdout: unaccounted switch\n"); + sim_io_error (sd, "sim_io_flush_stdout: unaccounted switch\n"); break; } } INLINE_SIM_IO(int) -sim_io_write_stderr(engine *system, +sim_io_write_stderr(SIM_DESC sd, const char *buf, int len) { switch (CURRENT_STDIO) { case DO_USE_STDIO: - return system->callback->write_stderr (system->callback, buf, len); + return sd->callback->write_stderr (sd->callback, buf, len); break; case DONT_USE_STDIO: - return system->callback->write (system->callback, 2, buf, len); + return sd->callback->write (sd->callback, 2, buf, len); break; default: - sim_io_error (system, "sim_io_write_stderr: unaccounted switch\n"); + sim_io_error (sd, "sim_io_write_stderr: unaccounted switch\n"); break; } return 0; } -INLINE_SIM_IO(int) -sim_io_flush_stderr(engine *system) +INLINE_SIM_IO(void) +sim_io_flush_stderr(SIM_DESC sd) { switch (CURRENT_STDIO) { case DO_USE_STDIO: - return system->callback->flush_stderr (system->callback); + sd->callback->flush_stderr (sd->callback); break; case DONT_USE_STDIO: break; default: - sim_io_error (system, "sim_io_flush_stderr: unaccounted switch\n"); + sim_io_error (sd, "sim_io_flush_stderr: unaccounted switch\n"); break; } } INLINE_SIM_IO(int) -sim_io_write(engine *system, +sim_io_write(SIM_DESC sd, int fd, const char *buf, int len) { - return system->callback->write (system->callback, fd, buf, len); + return sd->callback->write (sd->callback, fd, buf, len); } INLINE_SIM_IO(int) -sim_io_read_stdin(engine *system, +sim_io_read_stdin(SIM_DESC sd, char *buf, int len) { switch (CURRENT_STDIO) { case DO_USE_STDIO: - return system->callback->read_stdin (system->callback, buf, len); + return sd->callback->read_stdin (sd->callback, buf, len); break; case DONT_USE_STDIO: - return system->callback->read (system->callback, 0, buf, len); + return sd->callback->read (sd->callback, 0, buf, len); break; default: - sim_io_error (system, "sim_io_read_stdin: unaccounted switch\n"); + sim_io_error (sd, "sim_io_read_stdin: unaccounted switch\n"); break; } return 0; @@ -176,115 +176,117 @@ sim_io_read_stdin(engine *system, INLINE_SIM_IO(int) -sim_io_read(engine *system, int fd, +sim_io_read(SIM_DESC sd, int fd, char *buf, int len) { - return system->callback->read(system->callback, fd, buf, len); + return sd->callback->read (sd->callback, fd, buf, len); } INLINE_SIM_IO(int) -sim_io_open(engine *system, +sim_io_open(SIM_DESC sd, const char *name, int flags) { - return system->callback->open (system->callback, name, flags); + return sd->callback->open (sd->callback, name, flags); } INLINE_SIM_IO(int) -sim_io_lseek(engine *system, +sim_io_lseek(SIM_DESC sd, int fd, long off, int way) { - return system->callback->lseek (system->callback, fd, off, way); + return sd->callback->lseek (sd->callback, fd, off, way); } INLINE_SIM_IO(int) -sim_io_isatty(engine *system, +sim_io_isatty(SIM_DESC sd, int fd) { - return system->callback->isatty (system->callback, fd); + return sd->callback->isatty (sd->callback, fd); } INLINE_SIM_IO(int) -sim_io_get_errno(engine *system) +sim_io_get_errno(SIM_DESC sd) { - return system->callback->get_errno (system->callback); + return sd->callback->get_errno (sd->callback); } INLINE_SIM_IO(int) -sim_io_close(engine *system, +sim_io_close(SIM_DESC sd, int fd) { - return system->callback->close (system->callback, fd); + return sd->callback->close (sd->callback, fd); } INLINE_SIM_IO(void) -sim_io_printf(engine *system, +sim_io_printf(SIM_DESC sd, const char *fmt, ...) { va_list ap; va_start(ap, fmt); - system->callback->vprintf_filtered (system->callback, fmt, ap); + sd->callback->vprintf_filtered (sd->callback, fmt, ap); va_end(ap); } INLINE_SIM_IO(void) -sim_io_vprintf(engine *system, +sim_io_vprintf(SIM_DESC sd, const char *fmt, va_list ap) { - system->callback->vprintf_filtered (system->callback, fmt, ap); + sd->callback->vprintf_filtered (sd->callback, fmt, ap); } INLINE_SIM_IO(void) -sim_io_eprintf(engine *system, +sim_io_eprintf(SIM_DESC sd, const char *fmt, ...) { va_list ap; va_start(ap, fmt); - system->callback->evprintf_filtered (system->callback, fmt, ap); + sd->callback->evprintf_filtered (sd->callback, fmt, ap); va_end(ap); } INLINE_SIM_IO(void) -sim_io_evprintf(engine *system, +sim_io_evprintf(SIM_DESC sd, const char *fmt, va_list ap) { - system->callback->evprintf_filtered (system->callback, fmt, ap); + sd->callback->evprintf_filtered (sd->callback, fmt, ap); } INLINE_SIM_IO(void) -sim_io_error(engine *system, +sim_io_error(SIM_DESC sd, const char *fmt, ...) { - char buf[1000]; - va_list ap; - va_start(ap, fmt); - vsprintf(buf, fmt, ap); - va_end(ap); - - if (strlen(buf) >= sizeof(buf)) - abort(); - - system->callback->error (system->callback, "%s", buf); + if (sd == NULL || sd->callback == NULL) { + va_list ap; + va_start(ap, fmt); + vfprintf (stderr, fmt, ap); + va_end(ap); + abort (); + } + else { + va_list ap; + va_start(ap, fmt); + sd->callback->evprintf_filtered (sd->callback, fmt, ap); + va_end(ap); + sd->callback->error (sd->callback, ""); + } } - - #endif -- cgit v1.1