gnu/dist/gdb6/sim/common/gentmap.c

   1 /* Generate targ-vals.h and targ-map.c.  */
   2
   3 #include <stdio.h>
   4
   5 struct tdefs {
   6   char *symbol;
   7   int value;
   8 };
   9
  10 static struct tdefs sys_tdefs[] = {
  11 #define sys_defs
  12 #include "targ-vals.def"
  13 #undef sys_defs
  14   { 0, 0 }
  15 };
  16
  17 static struct tdefs errno_tdefs[] =  {
  18 #define errno_defs
  19 #include "targ-vals.def"
  20 #undef errno_defs
  21   { 0, 0 }
  22 };
  23
  24 static struct tdefs open_tdefs[] = {
  25 #define open_defs
  26 #include "targ-vals.def"
  27 #undef open_defs
  28   { 0, 0 }
  29 };
  30
  31 static void
  32 gen_targ_vals_h ()
  33 {
  34   struct tdefs *t;
  35
  36   printf ("/* Target header values needed by the simulator and gdb.  */\n");
  37   printf ("/* This file is machine generated by gentmap.c.  */\n\n");
  38
  39   printf ("#ifndef TARG_VALS_H\n");
  40   printf ("#define TARG_VALS_H\n\n");
  41
  42   printf ("/* syscall values */\n");
  43   for (t = &sys_tdefs[0]; t->symbol; ++t)
  44     printf ("#define TARGET_%s %d\n", t->symbol, t->value);
  45   printf ("\n");
  46
  47   printf ("/* errno values */\n");
  48   for (t = &errno_tdefs[0]; t->symbol; ++t)
  49     printf ("#define TARGET_%s %d\n", t->symbol, t->value);
  50   printf ("\n");
  51
  52   printf ("/* open flag values */\n");
  53   for (t = &open_tdefs[0]; t->symbol; ++t)
  54     printf ("#define TARGET_%s 0x%x\n", t->symbol, t->value);
  55   printf ("\n");
  56
  57   printf ("#endif /* TARG_VALS_H */\n");
  58 }
  59
  60 static void
  61 gen_targ_map_c ()
  62 {
  63   struct tdefs *t;
  64
  65   printf ("/* Target value mapping utilities needed by the simulator and gdb.  */\n");
  66   printf ("/* This file is machine generated by gentmap.c.  */\n\n");
  67
  68   printf ("#include <errno.h>\n");
  69   printf ("#include <fcntl.h>\n");
  70   printf ("#include \"ansidecl.h\"\n");
  71   printf ("#include \"gdb/callback.h\"\n");
  72   printf ("#include \"targ-vals.h\"\n");
  73   printf ("\n");
  74
  75   printf ("/* syscall mapping table */\n");
  76   printf ("CB_TARGET_DEFS_MAP cb_init_syscall_map[] = {\n");
  77   for (t = &sys_tdefs[0]; t->symbol; ++t)
  78     {
  79       printf ("#ifdef CB_%s\n", t->symbol);
  80       printf ("  { CB_%s, TARGET_%s },\n", t->symbol, t->symbol);
  81       printf ("#endif\n");
  82     }
  83   printf ("  { -1, -1 }\n");
  84   printf ("};\n\n");
  85
  86   printf ("/* errno mapping table */\n");
  87   printf ("CB_TARGET_DEFS_MAP cb_init_errno_map[] = {\n");
  88   for (t = &errno_tdefs[0]; t->symbol; ++t)
  89     {
  90       printf ("#ifdef %s\n", t->symbol);
  91       printf ("  { %s, TARGET_%s },\n", t->symbol, t->symbol);
  92       printf ("#endif\n");
  93     }
  94   printf ("  { 0, 0 }\n");
  95   printf ("};\n\n");
  96
  97   printf ("/* open flags mapping table */\n");
  98   printf ("CB_TARGET_DEFS_MAP cb_init_open_map[] = {\n");
  99   for (t = &open_tdefs[0]; t->symbol; ++t)
 100     {
 101       printf ("#ifdef %s\n", t->symbol);
 102       printf ("  { %s, TARGET_%s },\n", t->symbol, t->symbol);
 103       printf ("#endif\n");
 104     }
 105   printf ("  { -1, -1 }\n");
 106   printf ("};\n\n");
 107 }
 108
 109 int
 110 main (argc, argv)
 111      int argc;
 112      char *argv[];
 113 {
 114   if (argc != 2)
 115     abort ();
 116
 117   if (strcmp (argv[1], "-h") == 0)
 118     gen_targ_vals_h ();
 119   else if (strcmp (argv[1], "-c") == 0)
 120     gen_targ_map_c ();
 121   else
 122     abort ();
 123
 124   exit (0);
 125 }