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-rw-r--r--sim/ppc/main.c318
1 files changed, 0 insertions, 318 deletions
diff --git a/sim/ppc/main.c b/sim/ppc/main.c
deleted file mode 100644
index a2948e0a6b0..00000000000
--- a/sim/ppc/main.c
+++ /dev/null
@@ -1,318 +0,0 @@
-/* This file is part of the program psim.
-
- Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
-
- 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 2 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, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
- */
-
-
-#include <stdarg.h>
-#include <stdio.h>
-#include <fcntl.h>
-
-#include <signal.h>
-
-#include "psim.h"
-#include "options.h"
-#include "device.h" /* FIXME: psim should provide the interface */
-#include "events.h" /* FIXME: psim should provide the interface */
-
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-
-#ifdef HAVE_STRING_H
-#include <string.h>
-#else
-#ifdef HAVE_STRINGS_H
-#include <strings.h>
-#endif
-#endif
-
-#include <errno.h>
-
-#if !defined(O_NDELAY) || !defined(F_GETFL) || !defined(F_SETFL)
-#undef WITH_STDIO
-#define WITH_STDIO DO_USE_STDIO
-#endif
-
-
-extern char **environ;
-
-static psim *simulation = NULL;
-
-
-void
-sim_io_poll_quit (void)
-{
- /* nothing to do */
-}
-
-void
-sim_io_printf_filtered(const char *msg, ...)
-{
- va_list ap;
- va_start(ap, msg);
- vprintf(msg, ap);
- va_end(ap);
-}
-
-void
-error (const char *msg, ...)
-{
- va_list ap;
- va_start(ap, msg);
- vprintf(msg, ap);
- printf("\n");
- va_end(ap);
-
- /* any final clean up */
- if (ppc_trace[trace_print_info] && simulation != NULL)
- psim_print_info (simulation, ppc_trace[trace_print_info]);
-
- exit (1);
-}
-
-int
-sim_io_write_stdout(const char *buf,
- int sizeof_buf)
-{
- switch (CURRENT_STDIO) {
- case DO_USE_STDIO:
- {
- int i;
- for (i = 0; i < sizeof_buf; i++) {
- putchar(buf[i]);
- }
- return i;
- }
- break;
- case DONT_USE_STDIO:
- return write(1, buf, sizeof_buf);
- break;
- default:
- error("sim_io_write_stdout: invalid switch\n");
- }
- return 0;
-}
-
-int
-sim_io_write_stderr(const char *buf,
- int sizeof_buf)
-{
- switch (CURRENT_STDIO) {
- case DO_USE_STDIO:
- {
- int i;
- for (i = 0; i < sizeof_buf; i++) {
- fputc(buf[i], stderr);
- }
- return i;
- }
- break;
- case DONT_USE_STDIO:
- return write(2, buf, sizeof_buf);
- break;
- default:
- error("sim_io_write_stdout: invalid switch\n");
- }
- return 0;
-}
-
-int
-sim_io_read_stdin(char *buf,
- int sizeof_buf)
-{
- switch (CURRENT_STDIO) {
- case DO_USE_STDIO:
- if (sizeof_buf > 1) {
- if (fgets(buf, sizeof_buf, stdin) != NULL)
- return strlen(buf);
- }
- else if (sizeof_buf == 1) {
- char b[2];
- if (fgets(b, sizeof(b), stdin) != NULL) {
- memcpy(buf, b, strlen(b));
- return strlen(b);
- }
- }
- else if (sizeof_buf == 0)
- return 0;
- return sim_io_eof;
- break;
- case DONT_USE_STDIO:
-#if defined(O_NDELAY) && defined(F_GETFL) && defined(F_SETFL)
- {
- /* check for input */
- int flags;
- int status;
- int nr_read;
- int result;
- /* get the old status */
- flags = fcntl(0, F_GETFL, 0);
- if (flags == -1) {
- perror("sim_io_read_stdin");
- return sim_io_eof;
- }
- /* temp, disable blocking IO */
- status = fcntl(0, F_SETFL, flags | O_NDELAY);
- if (status == -1) {
- perror("sim_io_read_stdin");
- return sim_io_eof;
- }
- /* try for input */
- nr_read = read(0, buf, sizeof_buf);
- if (nr_read > 0
- || (nr_read == 0 && sizeof_buf == 0))
- result = nr_read;
- else if (nr_read == 0)
- result = sim_io_eof;
- else { /* nr_read < 0 */
- if (errno == EAGAIN)
- result = sim_io_not_ready;
- else
- result = sim_io_eof;
- }
- /* return to regular vewing */
- status = fcntl(0, F_SETFL, flags);
- if (status == -1) {
- perror("sim_io_read_stdin");
- return sim_io_eof;
- }
- return result;
- }
- break;
-#endif
- default:
- error("sim_io_read_stdin: invalid switch\n");
- break;
- }
- return 0;
-}
-
-void
-sim_io_flush_stdoutput(void)
-{
- switch (CURRENT_STDIO) {
- case DO_USE_STDIO:
- fflush (stdout);
- break;
- case DONT_USE_STDIO:
- break;
- default:
- error("sim_io_flush_stdoutput: invalid switch\n");
- break;
- }
-}
-
-
-void *
-zalloc(long size)
-{
- void *memory = malloc(size);
- if (memory == NULL)
- error("zmalloc failed\n");
- memset(memory, 0, size);
- return memory;
-}
-
-void
-zfree(void *chunk)
-{
- free(chunk);
-}
-
-/* When a CNTRL-C occures, queue an event to shut down the simulation */
-
-static RETSIGTYPE
-cntrl_c(int sig)
-{
- psim_stop (simulation);
-}
-
-
-int
-main(int argc, char **argv)
-{
- const char *name_of_file;
- char *arg_;
- psim_status status;
- device *root = psim_tree();
-
- /* parse the arguments */
- argv = psim_options(root, argv + 1);
- if (argv[0] == NULL) {
- if (ppc_trace[trace_opts]) {
- print_options ();
- return 0;
- } else {
- psim_usage(0);
- }
- }
- name_of_file = argv[0];
-
- if (ppc_trace[trace_opts])
- print_options ();
-
- /* create the simulator */
- simulation = psim_create(name_of_file, root);
-
- /* fudge the environment so that _=prog-name */
- arg_ = (char*)zalloc(strlen(argv[0]) + strlen("_=") + 1);
- strcpy(arg_, "_=");
- strcat(arg_, argv[0]);
- putenv(arg_);
-
- /* initialize it */
- psim_init(simulation);
- psim_stack(simulation, argv, environ);
-
- {
- RETSIGTYPE (*prev) ();
- prev = signal(SIGINT, cntrl_c);
- psim_run(simulation);
- signal(SIGINT, prev);
- }
-
- /* any final clean up */
- if (ppc_trace[trace_print_info])
- psim_print_info (simulation, ppc_trace[trace_print_info]);
-
- /* why did we stop */
- status = psim_get_status(simulation);
- switch (status.reason) {
- case was_continuing:
- error("psim: continuing while stoped!\n");
- return 0;
- case was_trap:
- error("psim: no trap insn\n");
- return 0;
- case was_exited:
- return status.signal;
- case was_signalled:
- printf ("%s: Caught signal %d at address 0x%lx\n",
- name_of_file, (int)status.signal,
- (long)status.program_counter);
- return status.signal;
- default:
- error("unknown halt condition\n");
- return 0;
- }
-}
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