2004-07-27 Andrew Cagney <cagney@gnu.org>
[deliverable/binutils-gdb.git] / gdb / language.c
index b4d38ea364a1c41770d3efee6e7b9bd838903720..b8ef8c9cb14b85fcea63bc111184162bfbee7efe 100644 (file)
@@ -1176,6 +1176,16 @@ language_demangle (const struct language_defn *current_language,
   return NULL;
 }
 
+/* Return class name from physname or NULL.  */
+char *
+language_class_name_from_physname (const struct language_defn *current_language,
+                                  const char *physname)
+{
+  if (current_language != NULL && current_language->la_class_name_from_physname)
+    return current_language->la_class_name_from_physname (physname);
+  return NULL;
+}
+
 /* Return the default string containing the list of characters
    delimiting words.  This is a reasonable default value that
    most languages should be able to use.  */
@@ -1258,21 +1268,30 @@ static char *unk_lang_demangle (const char *mangled, int options)
   return cplus_demangle (mangled, options);
 }
 
-
-static struct type **const (unknown_builtin_types[]) =
+static char *unk_lang_class_name (const char *mangled)
 {
-  0
-};
+  return NULL;
+}
+
 static const struct op_print unk_op_print_tab[] =
 {
   {NULL, OP_NULL, PREC_NULL, 0}
 };
 
+static void
+unknown_language_arch_info (struct gdbarch *gdbarch,
+                           struct language_arch_info *lai)
+{
+  lai->string_char_type = builtin_type (gdbarch)->builtin_char;
+  lai->primative_type_vector = GDBARCH_OBSTACK_CALLOC (gdbarch, 1,
+                                                      struct type *);
+}
+
 const struct language_defn unknown_language_defn =
 {
   "unknown",
   language_unknown,
-  &unknown_builtin_types[0],
+  NULL,
   range_check_off,
   type_check_off,
   case_sensitive_on,
@@ -1292,6 +1311,7 @@ const struct language_defn unknown_language_defn =
   basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
   basic_lookup_transparent_type,/* lookup_transparent_type */
   unk_lang_demangle,           /* Language specific symbol demangler */
+  unk_lang_class_name,         /* Language specific class_name_from_physname */
   {"", "", "", ""},            /* Binary format info */
   {"0%lo", "0", "o", ""},      /* Octal format info */
   {"%ld", "", "d", ""},                /* Decimal format info */
@@ -1299,8 +1319,9 @@ const struct language_defn unknown_language_defn =
   unk_op_print_tab,            /* expression operators for printing */
   1,                           /* c-style arrays */
   0,                           /* String lower bound */
-  &builtin_type_char,          /* Type of string elements */
+  NULL,
   default_word_break_characters,
+  unknown_language_arch_info,  /* la_language_arch_info.  */
   LANG_MAGIC
 };
 
@@ -1309,7 +1330,7 @@ const struct language_defn auto_language_defn =
 {
   "auto",
   language_auto,
-  &unknown_builtin_types[0],
+  NULL,
   range_check_off,
   type_check_off,
   case_sensitive_on,
@@ -1329,6 +1350,7 @@ const struct language_defn auto_language_defn =
   basic_lookup_symbol_nonlocal,        /* lookup_symbol_nonlocal */
   basic_lookup_transparent_type,/* lookup_transparent_type */
   unk_lang_demangle,           /* Language specific symbol demangler */
+  unk_lang_class_name,         /* Language specific class_name_from_physname */
   {"", "", "", ""},            /* Binary format info */
   {"0%lo", "0", "o", ""},      /* Octal format info */
   {"%ld", "", "d", ""},                /* Decimal format info */
@@ -1336,8 +1358,9 @@ const struct language_defn auto_language_defn =
   unk_op_print_tab,            /* expression operators for printing */
   1,                           /* c-style arrays */
   0,                           /* String lower bound */
-  &builtin_type_char,          /* Type of string elements */
+  NULL,
   default_word_break_characters,
+  unknown_language_arch_info,  /* la_language_arch_info.  */
   LANG_MAGIC
 };
 
@@ -1345,7 +1368,7 @@ const struct language_defn local_language_defn =
 {
   "local",
   language_auto,
-  &unknown_builtin_types[0],
+  NULL,
   range_check_off,
   type_check_off,
   case_sensitive_on,
@@ -1365,6 +1388,7 @@ const struct language_defn local_language_defn =
   basic_lookup_symbol_nonlocal,        /* lookup_symbol_nonlocal */
   basic_lookup_transparent_type,/* lookup_transparent_type */
   unk_lang_demangle,           /* Language specific symbol demangler */
+  unk_lang_class_name,         /* Language specific class_name_from_physname */
   {"", "", "", ""},            /* Binary format info */
   {"0%lo", "0", "o", ""},      /* Octal format info */
   {"%ld", "", "d", ""},                /* Decimal format info */
@@ -1372,11 +1396,82 @@ const struct language_defn local_language_defn =
   unk_op_print_tab,            /* expression operators for printing */
   1,                           /* c-style arrays */
   0,                           /* String lower bound */
-  &builtin_type_char,          /* Type of string elements */
+  NULL,
   default_word_break_characters,
+  unknown_language_arch_info,  /* la_language_arch_info.  */
   LANG_MAGIC
 };
 \f
+/* Per-architecture language information.  */
+
+static struct gdbarch_data *language_gdbarch_data;
+
+struct language_gdbarch
+{
+  /* A vector of per-language per-architecture info.  Indexed by "enum
+     language".  */
+  struct language_arch_info arch_info[nr_languages];
+};
+
+static void *
+language_gdbarch_post_init (struct gdbarch *gdbarch)
+{
+  struct language_gdbarch *l;
+  int i;
+
+  l = GDBARCH_OBSTACK_ZALLOC (gdbarch, struct language_gdbarch);
+  for (i = 0; i <= languages_size; i++)
+    {
+      if (languages[i] != NULL
+         && languages[i]->la_language_arch_info != NULL)
+       languages[i]->la_language_arch_info
+         (gdbarch, l->arch_info + languages[i]->la_language);
+    }
+  return l;
+}
+
+struct type *
+language_string_char_type (const struct language_defn *la,
+                          struct gdbarch *gdbarch)
+{
+  struct language_gdbarch *ld = gdbarch_data (gdbarch,
+                                             language_gdbarch_data);
+  if (ld->arch_info[la->la_language].string_char_type != NULL)
+    return ld->arch_info[la->la_language].string_char_type;
+  else
+    return (*la->string_char_type);
+}
+
+struct type *
+language_lookup_primative_type_by_name (const struct language_defn *la,
+                                       struct gdbarch *gdbarch,
+                                       const char *name)
+{
+  struct language_gdbarch *ld = gdbarch_data (gdbarch,
+                                             language_gdbarch_data);
+  if (ld->arch_info[la->la_language].primative_type_vector != NULL)
+    {
+      struct type *const *p;
+      for (p = ld->arch_info[la->la_language].primative_type_vector;
+          (*p) != NULL;
+          p++)
+       {
+         if (strcmp (TYPE_NAME (*p), name) == 0)
+           return (*p);
+       }
+    }
+  else
+    {
+      struct type **const *p;
+      for (p = current_language->la_builtin_type_vector; *p != NULL; p++)
+       {
+         if (strcmp (TYPE_NAME (**p), name) == 0)
+           return (**p);
+       }
+    }
+  return (NULL);
+}
+
 /* Initialize the language routines */
 
 void
@@ -1384,13 +1479,16 @@ _initialize_language (void)
 {
   struct cmd_list_element *set, *show;
 
+  language_gdbarch_data
+    = gdbarch_data_register_post_init (language_gdbarch_post_init);
+
   /* GDB commands for language specific stuff */
 
   set = add_set_cmd ("language", class_support, var_string_noescape,
                     (char *) &language,
                     "Set the current source language.",
                     &setlist);
-  show = add_show_from_set (set, &showlist);
+  show = deprecated_add_show_from_set (set, &showlist);
   set_cmd_cfunc (set, set_language_command);
   set_cmd_cfunc (show, show_language_command);
 
@@ -1410,7 +1508,7 @@ _initialize_language (void)
                     (char *) &type,
                     "Set type checking.  (on/warn/off/auto)",
                     &setchecklist);
-  show = add_show_from_set (set, &showchecklist);
+  show = deprecated_add_show_from_set (set, &showchecklist);
   set_cmd_cfunc (set, set_type_command);
   set_cmd_cfunc (show, show_type_command);
 
@@ -1418,7 +1516,7 @@ _initialize_language (void)
                     (char *) &range,
                     "Set range checking.  (on/warn/off/auto)",
                     &setchecklist);
-  show = add_show_from_set (set, &showchecklist);
+  show = deprecated_add_show_from_set (set, &showchecklist);
   set_cmd_cfunc (set, set_range_command);
   set_cmd_cfunc (show, show_range_command);
 
@@ -1427,7 +1525,7 @@ _initialize_language (void)
                      "Set case sensitivity in name search.  (on/off/auto)\n\
 For Fortran the default is off; for other languages the default is on.",
                      &setlist);
-  show = add_show_from_set (set, &showlist);
+  show = deprecated_add_show_from_set (set, &showlist);
   set_cmd_cfunc (set, set_case_command);
   set_cmd_cfunc (show, show_case_command);
 
This page took 0.027907 seconds and 4 git commands to generate.