sim/common/gentmap.c

   1 /* Generate targ-vals.h and targ-map.c.  */
   2
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5 #include <string.h>
   6
   7 struct tdefs {
   8   char *symbol;
   9   int value;
  10 };
  11
  12 static struct tdefs sys_tdefs[] = {
  13 #define sys_defs
  14 #include "nltvals.def"
  15 #undef sys_defs
  16   { 0, 0 }
  17 };
  18
  19 static struct tdefs errno_tdefs[] =  {
  20 #define errno_defs
  21 #include "nltvals.def"
  22 #undef errno_defs
  23   { 0, 0 }
  24 };
  25
  26 static struct tdefs open_tdefs[] = {
  27 #define open_defs
  28 #include "nltvals.def"
  29 #undef open_defs
  30   { 0, 0 }
  31 };
  32
  33 static void
  34 gen_targ_vals_h (void)
  35 {
  36   struct tdefs *t;
  37
  38   printf ("/* Target header values needed by the simulator and gdb.  */\n");
  39   printf ("/* This file is machine generated by gentmap.c.  */\n\n");
  40
  41   printf ("#ifndef TARG_VALS_H\n");
  42   printf ("#define TARG_VALS_H\n\n");
  43
  44   printf ("/* syscall values */\n");
  45   for (t = &sys_tdefs[0]; t->symbol; ++t)
  46     printf ("#define TARGET_%s %d\n", t->symbol, t->value);
  47   printf ("\n");
  48
  49   printf ("/* errno values */\n");
  50   for (t = &errno_tdefs[0]; t->symbol; ++t)
  51     printf ("#define TARGET_%s %d\n", t->symbol, t->value);
  52   printf ("\n");
  53
  54   printf ("/* open flag values */\n");
  55   for (t = &open_tdefs[0]; t->symbol; ++t)
  56     printf ("#define TARGET_%s 0x%x\n", t->symbol, t->value);
  57   printf ("\n");
  58
  59   printf ("#endif /* TARG_VALS_H */\n");
  60 }
  61
  62 static void
  63 gen_targ_map_c (void)
  64 {
  65   struct tdefs *t;
  66
  67   printf ("/* Target value mapping utilities needed by the simulator and gdb.  */\n");
  68   printf ("/* This file is machine generated by gentmap.c.  */\n\n");
  69
  70   printf ("#include \"config.h\"\n");
  71   printf ("#include <errno.h>\n");
  72   printf ("#include <fcntl.h>\n");
  73   printf ("#include \"ansidecl.h\"\n");
  74   printf ("#include \"gdb/callback.h\"\n");
  75   printf ("#include \"targ-vals.h\"\n");
  76   printf ("\n");
  77
  78   printf ("/* syscall mapping table */\n");
  79   printf ("CB_TARGET_DEFS_MAP cb_init_syscall_map[] = {\n");
  80   for (t = &sys_tdefs[0]; t->symbol; ++t)
  81     {
  82       printf ("#ifdef CB_%s\n", t->symbol);
  83       /* Skip the "SYS_" prefix for the name.  */
  84       printf ("  { \"%s\", CB_%s, TARGET_%s },\n", t->symbol + 4, t->symbol, t->symbol);
  85       printf ("#endif\n");
  86     }
  87   printf ("  { 0, -1, -1 }\n");
  88   printf ("};\n\n");
  89
  90   printf ("/* errno mapping table */\n");
  91   printf ("CB_TARGET_DEFS_MAP cb_init_errno_map[] = {\n");
  92   for (t = &errno_tdefs[0]; t->symbol; ++t)
  93     {
  94       printf ("#ifdef %s\n", t->symbol);
  95       printf ("  { \"%s\", %s, TARGET_%s },\n", t->symbol, t->symbol, t->symbol);
  96       printf ("#endif\n");
  97     }
  98   printf ("  { 0, 0, 0 }\n");
  99   printf ("};\n\n");
 100
 101   printf ("/* open flags mapping table */\n");
 102   printf ("CB_TARGET_DEFS_MAP cb_init_open_map[] = {\n");
 103   for (t = &open_tdefs[0]; t->symbol; ++t)
 104     {
 105       printf ("#ifdef %s\n", t->symbol);
 106       printf ("  { \"%s\", %s, TARGET_%s },\n", t->symbol, t->symbol, t->symbol);
 107       printf ("#endif\n");
 108     }
 109   printf ("  { 0, -1, -1 }\n");
 110   printf ("};\n\n");
 111 }
 112
 113 int
 114 main (int argc, char *argv[])
 115 {
 116   if (argc != 2)
 117     abort ();
 118
 119   if (strcmp (argv[1], "-h") == 0)
 120     gen_targ_vals_h ();
 121   else if (strcmp (argv[1], "-c") == 0)
 122     gen_targ_map_c ();
 123   else
 124     abort ();
 125
 126   exit (0);
 127 }