NetBSD/gnu/usr.bin/gcc/cc1/c-lang.c
phil 34527405c3 Import gcc-2.7.2. Since it is in the gcc directory instead of the gcc2
directory, this is being done now.  We will live with two trees until
the "formal" switch over by changing src/gnu/usr.bin/Makefile.
1995-12-01 17:58:53 +00:00

181 lines
3.6 KiB
C

/* Language-specific hook definitions for C front end.
Copyright (C) 1991, 1995 Free Software Foundation, Inc.
This file is part of GNU CC.
GNU CC 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, or (at your option)
any later version.
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include "config.h"
#include "tree.h"
#include <stdio.h>
#include "input.h"
/* Each of the functions defined here
is an alternative to a function in objc-actions.c. */
int
lang_decode_option (p)
char *p;
{
return c_decode_option (p);
}
void
lang_init ()
{
/* the beginning of the file is a new line; check for # */
/* With luck, we discover the real source file's name from that
and put it in input_filename. */
ungetc (check_newline (), finput);
}
void
lang_finish ()
{
}
char *
lang_identify ()
{
return "c";
}
void
print_lang_statistics ()
{
}
/* Used by c-lex.c, but only for objc. */
tree
lookup_interface (arg)
tree arg;
{
return 0;
}
tree
is_class_name (arg)
tree arg;
{
return 0;
}
void
maybe_objc_check_decl (decl)
tree decl;
{
}
int
maybe_objc_comptypes (lhs, rhs, reflexive)
tree lhs, rhs;
int reflexive;
{
return -1;
}
tree
maybe_objc_method_name (decl)
tree decl;
{
return 0;
}
tree
maybe_building_objc_message_expr ()
{
return 0;
}
int
recognize_objc_keyword ()
{
return 0;
}
tree
build_objc_string (len, str)
int len;
char *str;
{
abort ();
return NULL_TREE;
}
void
GNU_xref_begin ()
{
fatal ("GCC does not yet support XREF");
}
void
GNU_xref_end ()
{
fatal ("GCC does not yet support XREF");
}
/* called at end of parsing, but before end-of-file processing. */
void
finish_file ()
{
extern tree static_ctors, static_dtors;
extern tree get_file_function_name ();
extern tree build_function_call PROTO((tree, tree));
tree void_list_node = build_tree_list (NULL_TREE, void_type_node);
#ifndef ASM_OUTPUT_CONSTRUCTOR
if (static_ctors)
{
tree fnname = get_file_function_name ('I');
start_function (void_list_node,
build_parse_node (CALL_EXPR, fnname, void_list_node,
NULL_TREE),
NULL_TREE, NULL_TREE, 0);
fnname = DECL_ASSEMBLER_NAME (current_function_decl);
store_parm_decls ();
for (; static_ctors; static_ctors = TREE_CHAIN (static_ctors))
expand_expr_stmt (build_function_call (TREE_VALUE (static_ctors),
NULL_TREE));
finish_function (0);
assemble_constructor (IDENTIFIER_POINTER (fnname));
}
#endif
#ifndef ASM_OUTPUT_DESTRUCTOR
if (static_dtors)
{
tree fnname = get_file_function_name ('D');
start_function (void_list_node,
build_parse_node (CALL_EXPR, fnname, void_list_node,
NULL_TREE),
NULL_TREE, NULL_TREE, 0);
fnname = DECL_ASSEMBLER_NAME (current_function_decl);
store_parm_decls ();
for (; static_dtors; static_dtors = TREE_CHAIN (static_dtors))
expand_expr_stmt (build_function_call (TREE_VALUE (static_dtors),
NULL_TREE));
finish_function (0);
assemble_destructor (IDENTIFIER_POINTER (fnname));
}
#endif
}