Initial creation of sourceware repositorygdb-4_18-branchpoint

1 files changed, 125 insertions, 0 deletions

diff --git a/sim/common/gentmap.c b/sim/common/gentmap.c
new file mode 100644
index 0000000..e4f5d0d
--- /dev/null
+++ b/sim/common/gentmap.c
@@ -0,0 +1,125 @@
+/* Generate targ-vals.h and targ-map.c.  */
+
+#include <stdio.h>
+
+struct tdefs {
+  char *symbol;
+  int value;
+};
+
+static struct tdefs sys_tdefs[] = {
+#define sys_defs
+#include "targ-vals.def"
+#undef sys_defs
+  { 0, 0 }
+};
+
+static struct tdefs errno_tdefs[] =  {
+#define errno_defs
+#include "targ-vals.def"
+#undef errno_defs
+  { 0, 0 }
+};
+
+static struct tdefs open_tdefs[] = {
+#define open_defs
+#include "targ-vals.def"
+#undef open_defs
+  { 0, 0 }
+};
+
+static void
+gen_targ_vals_h ()
+{
+  struct tdefs *t;
+
+  printf ("/* Target header values needed by the simulator and gdb.  */\n");
+  printf ("/* This file is machine generated by gentmap.c.  */\n\n");
+
+  printf ("#ifndef TARG_VALS_H\n");
+  printf ("#define TARG_VALS_H\n\n");
+
+  printf ("/* syscall values */\n");
+  for (t = &sys_tdefs[0]; t->symbol; ++t)
+    printf ("#define TARGET_%s %d\n", t->symbol, t->value);
+  printf ("\n");
+
+  printf ("/* errno values */\n");
+  for (t = &errno_tdefs[0]; t->symbol; ++t)
+    printf ("#define TARGET_%s %d\n", t->symbol, t->value);
+  printf ("\n");
+
+  printf ("/* open flag values */\n");
+  for (t = &open_tdefs[0]; t->symbol; ++t)
+    printf ("#define TARGET_%s 0x%x\n", t->symbol, t->value);
+  printf ("\n");
+
+  printf ("#endif /* TARG_VALS_H */\n");
+}
+
+static void
+gen_targ_map_c ()
+{
+  struct tdefs *t;
+
+  printf ("/* Target value mapping utilities needed by the simulator and gdb.  */\n");
+  printf ("/* This file is machine generated by gentmap.c.  */\n\n");
+
+  printf ("#include <errno.h>\n");
+  printf ("#include <fcntl.h>\n");
+  printf ("#include \"ansidecl.h\"\n");
+  printf ("#include \"callback.h\"\n");
+  printf ("#include \"targ-vals.h\"\n");
+  printf ("\n");
+
+  printf ("/* syscall mapping table */\n");
+  printf ("CB_TARGET_DEFS_MAP cb_init_syscall_map[] = {\n");
+  for (t = &sys_tdefs[0]; t->symbol; ++t)
+    {
+      printf ("#ifdef CB_%s\n", t->symbol);
+      printf ("  { CB_%s, TARGET_%s },\n", t->symbol, t->symbol);
+      printf ("#endif\n");
+    }
+  printf ("  { -1, -1 }\n");
+  printf ("};\n\n");
+
+  printf ("/* errno mapping table */\n");
+  printf ("CB_TARGET_DEFS_MAP cb_init_errno_map[] = {\n");
+  for (t = &errno_tdefs[0]; t->symbol; ++t)
+    {
+      printf ("#ifdef %s\n", t->symbol);
+      printf ("  { %s, TARGET_%s },\n", t->symbol, t->symbol);
+      printf ("#endif\n");
+    }
+  printf ("  { 0, 0 }\n");
+  printf ("};\n\n");
+
+  printf ("/* open flags mapping table */\n");
+  printf ("CB_TARGET_DEFS_MAP cb_init_open_map[] = {\n");
+  for (t = &open_tdefs[0]; t->symbol; ++t)
+    {
+      printf ("#ifdef %s\n", t->symbol);
+      printf ("  { %s, TARGET_%s },\n", t->symbol, t->symbol);
+      printf ("#endif\n");
+    }
+  printf ("  { -1, -1 }\n");
+  printf ("};\n\n");
+}
+
+int
+main (argc, argv)
+     int argc;
+     char *argv[];
+{
+  if (argc != 2)
+    abort ();
+
+  if (strcmp (argv[1], "-h") == 0)
+    gen_targ_vals_h ();
+  else if (strcmp (argv[1], "-c") == 0)
+    gen_targ_map_c ();
+  else
+    abort ();
+
+  exit (0);
+}