Fix C formatting with indent

1 files changed, 268 insertions, 209 deletions

diff --git a/sis.c b/sis.c
index 72466c6..87f75bc 100644
--- a/sis.c
+++ b/sis.c
@@ -37,272 +37,331 @@
 #define HIST_LEN	256
 
 int
-main(argc, argv)
-    int             argc;
-    char          **argv;
+main (argc, argv)
+     int argc;
+     char **argv;
 {
 
-    int             cont = 1;
-    int             stat = 1;
-    int             freq = 0;
-    int             copt = 0;
+  int cont = 1;
+  int stat = 1;
+  int freq = 0;
+  int copt = 0;
 
-    char           *cfile, *bacmd;
-    char           *cmdq[HIST_LEN];
-    int             cmdi = 0;
-    int             i;
-    int             lfile = 0;
-    char	    tlim[64] = "";
-    int		    run = 0;
-    char	    prompt[8];
-    int		    gdb = 0;
-    int		    lcputype = 0;
+  char *cfile, *bacmd;
+  char *cmdq[HIST_LEN];
+  int cmdi = 0;
+  int i;
+  int lfile = 0;
+  char tlim[64] = "";
+  int run = 0;
+  char prompt[8];
+  int gdb = 0;
+  int lcputype = 0;
 
-    printf("\n SIS - SPARC/RISCV instruction simulator %s,  copyright Jiri Gaisler 2019\n", sis_version);
-    printf (" Bug-reports to jiri@gaisler.se\n\n");
+  printf
+    ("\n SIS - SPARC/RISCV instruction simulator %s,  copyright Jiri Gaisler 2019\n",
+     sis_version);
+  printf (" Bug-reports to jiri@gaisler.se\n\n");
 
-    /* initialize history buffer */
-    for (i = 0; i < HIST_LEN; i++)
-	cmdq[i] = 0;
+  /* initialize history buffer */
+  for (i = 0; i < HIST_LEN; i++)
+    cmdq[i] = 0;
 
-    /* if binary name starts with riscv, force RISCV emulation */
-    strncpy(uart_dev1, argv[0], 128);
-    cfile = basename(uart_dev1);
-    if (strncmp(cfile, "riscv", 5) == 0) {
+  /* if binary name starts with riscv, force RISCV emulation */
+  strncpy (uart_dev1, argv[0], 128);
+  cfile = basename (uart_dev1);
+  if (strncmp (cfile, "riscv", 5) == 0)
+    {
       lcputype = CPU_RISCV;
-    } 
+    }
 
-    cfile = 0;
-    uart_dev1[0] = 0;
+  cfile = 0;
+  uart_dev1[0] = 0;
 
-    /* parse start-up switches */
-    while (stat < argc) {
-	if (argv[stat][0] == '-') {
-	    if (strcmp(argv[stat], "-v") == 0) {
-		sis_verbose += 1;
-	    } else if (strcmp(argv[stat], "-c") == 0) {
-		if ((stat + 1) < argc) {
-		    copt = 1;
-		    cfile = argv[++stat];
+  /* parse start-up switches */
+  while (stat < argc)
+    {
+      if (argv[stat][0] == '-')
+	{
+	  if (strcmp (argv[stat], "-v") == 0)
+	    {
+	      sis_verbose += 1;
+	    }
+	  else if (strcmp (argv[stat], "-c") == 0)
+	    {
+	      if ((stat + 1) < argc)
+		{
+		  copt = 1;
+		  cfile = argv[++stat];
 		}
-	    } else if (strcmp(argv[stat], "-cov") == 0)
-		ebase.coven = 1;
-	    else if (strcmp(argv[stat], "-nfp") == 0)
-		nfp = 1;
-	    else if (strcmp(argv[stat], "-ift") == 0)
-		ift = 1;
-	    else if (strcmp(argv[stat], "-wrp") == 0)
-		wrp = 1;
-	    else if (strcmp(argv[stat], "-rom8") == 0)
-		rom8 = 1;
-	    else if (strcmp(argv[stat], "-uben") == 0)
-		uben = 1;
-	    else if (strcmp(argv[stat], "-uart1") == 0) {
-		if ((stat + 1) < argc)
-		    strcpy(uart_dev1, argv[++stat]);
-	    } else if (strcmp(argv[stat], "-uart2") == 0) {
-		if ((stat + 1) < argc)
-		    strcpy(uart_dev2, argv[++stat]);
-	    } else if (strcmp(argv[stat], "-freq") == 0) {
-		if ((stat + 1) < argc)
-		    freq = VAL(argv[++stat]);
-            } else if (strcmp(argv[stat], "-dumbio") == 0) {
-		dumbio = 1;
-	    } else if (strcmp(argv[stat], "-gdb") == 0) {
-		gdb = 1;
-            } else if (strcmp(argv[stat], "-port") == 0) {
-		if ((stat + 1) < argc)
-		    port = VAL(argv[++stat]);
-	    } else if (strcmp(argv[stat], "-nouartrx") == 0) {
-		nouartrx = 1;
-	    } else if (strcmp(argv[stat], "-r") == 0) {
-		run = 1;
-	    } else if (strcmp (argv[stat], "-erc32") == 0) {
-		lcputype = CPU_ERC32;
-	    } else if (strcmp (argv[stat], "-leon2") == 0) {
-		lcputype = CPU_LEON2;
-	    } else if (strcmp (argv[stat], "-leon3") == 0) {
-		lcputype = CPU_LEON3;
-	    } else if (strcmp (argv[stat], "-riscv") == 0) {
-		lcputype = CPU_RISCV;
-	    } else if (strcmp(argv[stat], "-tlim") == 0) {
-		if ((stat + 2) < argc) {
-		    strcpy(tlim, "tlim ");
-		    strcat(tlim, argv[++stat]);
-		    strcat(tlim, " ");
-		    strcat(tlim, argv[++stat]);
+	    }
+	  else if (strcmp (argv[stat], "-cov") == 0)
+	    ebase.coven = 1;
+	  else if (strcmp (argv[stat], "-nfp") == 0)
+	    nfp = 1;
+	  else if (strcmp (argv[stat], "-ift") == 0)
+	    ift = 1;
+	  else if (strcmp (argv[stat], "-wrp") == 0)
+	    wrp = 1;
+	  else if (strcmp (argv[stat], "-rom8") == 0)
+	    rom8 = 1;
+	  else if (strcmp (argv[stat], "-uben") == 0)
+	    uben = 1;
+	  else if (strcmp (argv[stat], "-uart1") == 0)
+	    {
+	      if ((stat + 1) < argc)
+		strcpy (uart_dev1, argv[++stat]);
+	    }
+	  else if (strcmp (argv[stat], "-uart2") == 0)
+	    {
+	      if ((stat + 1) < argc)
+		strcpy (uart_dev2, argv[++stat]);
+	    }
+	  else if (strcmp (argv[stat], "-freq") == 0)
+	    {
+	      if ((stat + 1) < argc)
+		freq = VAL (argv[++stat]);
+	    }
+	  else if (strcmp (argv[stat], "-dumbio") == 0)
+	    {
+	      dumbio = 1;
+	    }
+	  else if (strcmp (argv[stat], "-gdb") == 0)
+	    {
+	      gdb = 1;
+	    }
+	  else if (strcmp (argv[stat], "-port") == 0)
+	    {
+	      if ((stat + 1) < argc)
+		port = VAL (argv[++stat]);
+	    }
+	  else if (strcmp (argv[stat], "-nouartrx") == 0)
+	    {
+	      nouartrx = 1;
+	    }
+	  else if (strcmp (argv[stat], "-r") == 0)
+	    {
+	      run = 1;
+	    }
+	  else if (strcmp (argv[stat], "-erc32") == 0)
+	    {
+	      lcputype = CPU_ERC32;
+	    }
+	  else if (strcmp (argv[stat], "-leon2") == 0)
+	    {
+	      lcputype = CPU_LEON2;
+	    }
+	  else if (strcmp (argv[stat], "-leon3") == 0)
+	    {
+	      lcputype = CPU_LEON3;
+	    }
+	  else if (strcmp (argv[stat], "-riscv") == 0)
+	    {
+	      lcputype = CPU_RISCV;
+	    }
+	  else if (strcmp (argv[stat], "-tlim") == 0)
+	    {
+	      if ((stat + 2) < argc)
+		{
+		  strcpy (tlim, "tlim ");
+		  strcat (tlim, argv[++stat]);
+		  strcat (tlim, " ");
+		  strcat (tlim, argv[++stat]);
 		}
-	    } else if (strcmp(argv[stat], "-m") == 0) {
-		if ((stat + 1) < argc)
-		    ncpu = VAL(argv[++stat]);
-		    if ((ncpu < 1) || (ncpu > NCPU)) ncpu = 1;
-	    } else if (strcmp(argv[stat], "-d") == 0) {
-		if ((stat + 1) < argc)
-		    delta = VAL(argv[++stat]);
-		    if (delta <= 0) delta = 25;
-	    } else {
-		printf("unknown option %s\n", argv[stat]);
-		sis_usage();
-		exit(1);
 	    }
-	} else {
-	    lfile = stat;
+	  else if (strcmp (argv[stat], "-m") == 0)
+	    {
+	      if ((stat + 1) < argc)
+		ncpu = VAL (argv[++stat]);
+	      if ((ncpu < 1) || (ncpu > NCPU))
+		ncpu = 1;
+	    }
+	  else if (strcmp (argv[stat], "-d") == 0)
+	    {
+	      if ((stat + 1) < argc)
+		delta = VAL (argv[++stat]);
+	      if (delta <= 0)
+		delta = 25;
+	    }
+	  else
+	    {
+	      printf ("unknown option %s\n", argv[stat]);
+	      sis_usage ();
+	      exit (1);
+	    }
 	}
-	stat++;
+      else
+	{
+	  lfile = stat;
+	}
+      stat++;
     }
 
-    if (lfile) {
-        last_load_addr = elf_load(argv[lfile], 0);
-	if (ebase.cpu)
-	  cputype = ebase.cpu;
+  if (lfile)
+    {
+      last_load_addr = elf_load (argv[lfile], 0);
+      if (ebase.cpu)
+	cputype = ebase.cpu;
     }
 
-    if (lcputype)
-      cputype = lcputype;
+  if (lcputype)
+    cputype = lcputype;
 
-    switch (cputype) {
+  switch (cputype)
+    {
     case CPU_LEON2:
-	printf (" LEON2 emulation enabled\n");
-	ms = &leon2;
-	if (!freq) freq = 50;
-	break;
+      printf (" LEON2 emulation enabled\n");
+      ms = &leon2;
+      if (!freq)
+	freq = 50;
+      break;
     case CPU_LEON3:
-	printf (" LEON3 emulation enabled, %d cpus online, delta %d clocks\n",
-			ncpu, delta);
-	ms = &leon3;
-	if (!freq) freq = 50;
-	break;
+      printf (" LEON3 emulation enabled, %d cpus online, delta %d clocks\n",
+	      ncpu, delta);
+      ms = &leon3;
+      if (!freq)
+	freq = 50;
+      break;
     case CPU_RISCV:
-        printf (" RISCV emulation enabled, %d cpus online, delta %d clocks\n",
-			ncpu, delta);
-	ms = &leon3;
-	arch = &riscv;
-        if (!freq) freq = 50;
-	break;
+      printf (" RISCV emulation enabled, %d cpus online, delta %d clocks\n",
+	      ncpu, delta);
+      ms = &leon3;
+      arch = &riscv;
+      if (!freq)
+	freq = 50;
+      break;
     default:
-	printf (" ERC32 emulation enabled\n");
-	cputype = CPU_ERC32;
-	if (!freq) freq = 14;
+      printf (" ERC32 emulation enabled\n");
+      cputype = CPU_ERC32;
+      if (!freq)
+	freq = 14;
     }
 
 #ifdef ENABLE_L1CACHE
-    if (ncpu > 1)
-        printf(" L1 cache: %dK/%dK, %d bytes/line \n",
-		(1 << (L1IBITS - 10)), (1 << (L1DBITS - 10)), (1 << L1ILINEBITS));
+  if (ncpu > 1)
+    printf (" L1 cache: %dK/%dK, %d bytes/line \n",
+	    (1 << (L1IBITS - 10)), (1 << (L1DBITS - 10)), (1 << L1ILINEBITS));
 #endif
 
-    if (nfp)
-	printf(" FPU disabled\n");
-    ebase.freq = freq;
-    printf("\n");
+  if (nfp)
+    printf (" FPU disabled\n");
+  ebase.freq = freq;
+  printf ("\n");
 
 #ifdef F_GETFL
-    termsave = fcntl(0, F_GETFL, 0);
+  termsave = fcntl (0, F_GETFL, 0);
 #endif
-    using_history();
-    init_signals();
-    ebase.simtime = 0;
-    ebase.simstart = 0;
-    reset_all();
-    init_bpt(sregs);
-    ms->init_sim ();
-    if (lfile) {
-        last_load_addr = elf_load(argv[lfile], 1);
-	daddr = last_load_addr;
+  using_history ();
+  init_signals ();
+  ebase.simtime = 0;
+  ebase.simstart = 0;
+  reset_all ();
+  init_bpt (sregs);
+  ms->init_sim ();
+  if (lfile)
+    {
+      last_load_addr = elf_load (argv[lfile], 1);
+      daddr = last_load_addr;
     }
 #ifdef STAT
-    reset_stat(&sregs);
+  reset_stat (&sregs);
 #endif
 
-    if (copt) {
-	bacmd = (char *) malloc(256);
-	strcpy(bacmd, "batch ");
-	strcat(bacmd, cfile);
-	exec_cmd(bacmd);
+  if (copt)
+    {
+      bacmd = (char *) malloc (256);
+      strcpy (bacmd, "batch ");
+      strcat (bacmd, cfile);
+      exec_cmd (bacmd);
     }
-    if (tlim[0]) {
-	exec_cmd(tlim);
+  if (tlim[0])
+    {
+      exec_cmd (tlim);
     }
 
-    if (gdb)
-	gdb_remote(port);
+  if (gdb)
+    gdb_remote (port);
 
-    while (cont) {
+  while (cont)
+    {
 
-	if (cmdq[cmdi] != 0) {
+      if (cmdq[cmdi] != 0)
+	{
 #if 0
-	    remove_history(cmdq[cmdi]);
+	  remove_history (cmdq[cmdi]);
 #else
-	    remove_history(cmdi);
+	  remove_history (cmdi);
 #endif
-	    free(cmdq[cmdi]);
-	    cmdq[cmdi] = 0;
+	  free (cmdq[cmdi]);
+	  cmdq[cmdi] = 0;
 	}
-	if (run) {
-	    stat = exec_cmd("run");
-	    cont = 0;
+      if (run)
+	{
+	  stat = exec_cmd ("run");
+	  cont = 0;
 	}
-	else {
-	    if (ncpu > 1)
-		sprintf(prompt, "cpu%d> ", cpu);
-	    else
-		sprintf(prompt, "sis> ");
-	    cmdq[cmdi] = readline(prompt);
-	    if (cmdq[cmdi] && *cmdq[cmdi])
-		add_history(cmdq[cmdi]);
-	    if (cmdq[cmdi])
-		stat = exec_cmd(cmdq[cmdi]);
-	    else {
-		puts("\n");
-		exit(0);
+      else
+	{
+	  if (ncpu > 1)
+	    sprintf (prompt, "cpu%d> ", cpu);
+	  else
+	    sprintf (prompt, "sis> ");
+	  cmdq[cmdi] = readline (prompt);
+	  if (cmdq[cmdi] && *cmdq[cmdi])
+	    add_history (cmdq[cmdi]);
+	  if (cmdq[cmdi])
+	    stat = exec_cmd (cmdq[cmdi]);
+	  else
+	    {
+	      puts ("\n");
+	      exit (0);
 	    }
 	}
-	switch (stat) {
+      switch (stat)
+	{
 	case OK:
-	    break;
+	  break;
 	case CTRL_C:
-	    printf("\b\bInterrupt!\n");
+	  printf ("\b\bInterrupt!\n");
 	case TIME_OUT:
-	    printf(" Stopped at time %" PRIu64 " (%.3f ms)\n", ebase.simtime,
-	      ((double) ebase.simtime / (double) ebase.freq) / 1000.0);
-	    break;
+	  printf (" Stopped at time %" PRIu64 " (%.3f ms)\n", ebase.simtime,
+		  ((double) ebase.simtime / (double) ebase.freq) / 1000.0);
+	  break;
 	case BPT_HIT:
-	    printf("cpu %d breakpoint at 0x%08x reached\n",
-	    	ebase.bpcpu, sregs[ebase.bpcpu].pc);
-	    break;
+	  printf ("cpu %d breakpoint at 0x%08x reached\n",
+		  ebase.bpcpu, sregs[ebase.bpcpu].pc);
+	  break;
 	case ERROR:
-	    printf("cpu %d in error mode (tt = 0x%02x)\n",
-	    	ebase.bpcpu, sregs[ebase.bpcpu].trap);
-	    stat = 0;
-	    printf(" %8" PRIu64 " ", ebase.simtime);
-	    dis_mem(sregs[cpu].pc, 1);
-	    break;
+	  printf ("cpu %d in error mode (tt = 0x%02x)\n",
+		  ebase.bpcpu, sregs[ebase.bpcpu].trap);
+	  stat = 0;
+	  printf (" %8" PRIu64 " ", ebase.simtime);
+	  dis_mem (sregs[cpu].pc, 1);
+	  break;
 	case WPT_HIT:
-	    printf("cpu %d watchpoint at 0x%08x reached, pc = 0x%08x\n",
-	        ebase.bpcpu, ebase.wpaddress, sregs[ebase.bpcpu].pc);
-	    ebase.wphit = 1;
-	    break;
+	  printf ("cpu %d watchpoint at 0x%08x reached, pc = 0x%08x\n",
+		  ebase.bpcpu, ebase.wpaddress, sregs[ebase.bpcpu].pc);
+	  ebase.wphit = 1;
+	  break;
 	case NULL_HIT:
-	    printf("segmentation error, cpu %d halted\n",
-	    	ebase.bpcpu);
-	    stat = 0;
-	    printf(" %8" PRIu64 " ", ebase.simtime);
-	    dis_mem(sregs[cpu].pc, 1);
-	    break;
+	  printf ("segmentation error, cpu %d halted\n", ebase.bpcpu);
+	  stat = 0;
+	  printf (" %8" PRIu64 " ", ebase.simtime);
+	  dis_mem (sregs[cpu].pc, 1);
+	  break;
 	case QUIT:
-	    cont = 0;
-	    break;
+	  cont = 0;
+	  break;
 	default:
-	    break;
+	  break;
 	}
-	ctrl_c = 0;
-	stat = OK;
+      ctrl_c = 0;
+      stat = OK;
 
-	cmdi = (cmdi + 1) & (HIST_LEN - 1);
+      cmdi = (cmdi + 1) & (HIST_LEN - 1);
 
     }
-    if (ebase.coven)
-	cov_save(argv[lfile]);
-    return 0;
+  if (ebase.coven)
+    cov_save (argv[lfile]);
+  return 0;
 }
-