Updated copyright notices for most files.

[deliverable/binutils-gdb.git] / gdb / language.h

diff --git a/gdb/language.h b/gdb/language.h
index e25aec4036d8d09fcbeae3dbf6d0cf648481db66..1639d4cf662cf94c6afc88687c13709934764829 100644 (file)
--- a/gdb/language.h
+++ b/gdb/language.h
@@ -1,7 +1,7 @@
 /* Source-language-related definitions for GDB.
 
-   Copyright 1991, 1992, 1993, 1994, 1995, 1998, 1999, 2000, 2003,
-   2004 Free Software Foundation, Inc.
+   Copyright (C) 1991, 1992, 1993, 1994, 1995, 1998, 1999, 2000, 2003, 2004,
+   2007, 2008 Free Software Foundation, Inc.
 
    Contributed by the Department of Computer Science at the State University
    of New York at Buffalo.
@@ -10,7 +10,7 @@
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
@@ -19,9 +19,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #if !defined (LANGUAGE_H)
 #define LANGUAGE_H 1
@@ -29,11 +27,10 @@
 /* Forward decls for prototypes */
 struct value;
 struct objfile;
+struct frame_info;
 struct expression;
 struct ui_file;
 
-/* enum exp_opcode;     ANSI's `wisdom' didn't include forward enum decls. */
-
 /* This used to be included to configure GDB for one or more specific
    languages.  Now it is left out to configure for all of them.  FIXME.  */
 /* #include "lang_def.h" */
@@ -130,13 +127,6 @@ struct language_arch_info
   struct type *string_char_type;
 };
 
-struct type *language_string_char_type (const struct language_defn *l,
-                                       struct gdbarch *gdbarch);
-
-struct type *language_lookup_primitive_type_by_name (const struct language_defn *l,
-                                                    struct gdbarch *gdbarch,
-                                                    const char *name);
-
 /* Structure tying together assorted information about a language.  */
 
 struct language_defn
@@ -149,13 +139,6 @@ struct language_defn
 
     enum language la_language;
 
-    /* Its builtin types.  This is a vector ended by a NULL pointer.  These
-       types can be specified by name in parsing types in expressions,
-       regardless of whether the program being debugged actually defines
-       such a type.  */
-
-    struct type **const *la_builtin_type_vector;
-
     /* Default range checking */
 
     enum range_check la_range_check;
@@ -199,8 +182,6 @@ struct language_defn
 
     void (*la_emitchar) (int ch, struct ui_file * stream, int quoter);
 
-    struct type *(*la_fund_type) (struct objfile *, int);
-
     /* Print a type using syntax appropriate for this language. */
 
     void (*la_print_type) (struct type *, char *, struct ui_file *, int,
@@ -221,7 +202,7 @@ struct language_defn
        If that PC falls in a trampoline belonging to this language,
        return the address of the first pc in the real function, or 0
        if it isn't a language tramp for this language.  */
-    CORE_ADDR (*skip_trampoline) (CORE_ADDR pc);
+    CORE_ADDR (*skip_trampoline) (struct frame_info *, CORE_ADDR);
 
     /* Now come some hooks for lookup_symbol.  */
 
@@ -265,9 +246,6 @@ struct language_defn
     /* Index to use for extracting the first element of a string. */
     char string_lower_bound;
 
-    /* Type of elements of strings. */
-    struct type **string_char_type;
-
     /* The list of characters forming word boundaries.  */
     char *(*la_word_break_characters) (void);
 
@@ -281,6 +259,10 @@ struct language_defn
                                   int format,
                                   enum val_prettyprint pretty);
 
+    /* Return non-zero if TYPE should be passed (and returned) by
+       reference at the language level.  */
+    int (*la_pass_by_reference) (struct type *type);
+
     /* Add fields above this point, so the magic number is always last. */
     /* Magic number for compat checking */
 
@@ -323,6 +305,14 @@ extern enum language_mode
     language_mode_auto, language_mode_manual
   }
 language_mode;
+
+struct type *language_string_char_type (const struct language_defn *l,
+                                       struct gdbarch *gdbarch);
+
+struct type *language_lookup_primitive_type_by_name (const struct language_defn *l,
+                                                    struct gdbarch *gdbarch,
+                                                    const char *name);
+
 \f
 /* These macros define the behaviour of the expression 
    evaluator.  */
@@ -349,9 +339,6 @@ extern enum language set_language (enum language);
    the current setting of working_lang, which the user sets
    with the "set language" command. */
 
-#define create_fundamental_type(objfile,typeid) \
-  (current_language->la_fund_type(objfile, typeid))
-
 #define LA_PRINT_TYPE(type,varstring,stream,show,level) \
   (current_language->la_print_type(type,varstring,stream,show,level))
 
@@ -421,9 +408,6 @@ extern void binop_type_check (struct value *, struct value *, int);
 
 /* Error messages */
 
-extern void op_error (const char *lhs, enum exp_opcode,
-                     const char *rhs);
-
 extern void type_error (const char *, ...) ATTR_FORMAT (printf, 1, 2);
 
 extern void range_error (const char *, ...) ATTR_FORMAT (printf, 1, 2);
@@ -453,7 +437,7 @@ extern enum language get_frame_language (void);     /* In stack.c */
 
 /* Check for a language-specific trampoline. */
 
-extern CORE_ADDR skip_language_trampoline (CORE_ADDR pc);
+extern CORE_ADDR skip_language_trampoline (struct frame_info *, CORE_ADDR pc);
 
 /* Return demangled language symbol, or NULL.  */
 extern char *language_demangle (const struct language_defn *current_language, 
@@ -472,4 +456,13 @@ extern void default_print_array_index (struct value *index_value,
                                        int format,
                                        enum val_prettyprint pretty);
 
+/* Return non-zero if TYPE should be passed (and returned) by
+   reference at the language level.  */
+int language_pass_by_reference (struct type *type);
+
+/* Return zero; by default, types are passed by value at the language
+   level.  The target ABI may pass or return some structs by reference
+   independent of this.  */
+int default_pass_by_reference (struct type *type);
+
 #endif /* defined (LANGUAGE_H) */