C++ (Cpp) finish_var_decl Examples

Example #1

File: objc-runtime-shared-support.c Project: Nodplus/gcc

/* Used by NeXT ABI=0..2 */
void
build_next_selector_translation_table (void)
{
  tree chain;
  for (chain = sel_ref_chain; chain; chain = TREE_CHAIN (chain))
    {
      tree expr;
      tree decl = TREE_PURPOSE (chain);
      if (warn_selector)
	{
	  location_t loc;
	  if (decl)
	    loc = DECL_SOURCE_LOCATION (decl);
	  else
	    loc = UNKNOWN_LOCATION;
	  diagnose_missing_method (TREE_VALUE (chain), loc);
	}

      expr = build_selector (TREE_VALUE (chain));

      if (decl)
	{
	  /* Entries of this form are used for references to methods.
	  The runtime re-writes these on start-up, but the compiler can't see
	  that and optimizes it away unless we force it.  */
	  DECL_PRESERVE_P (decl) = 1;
	  finish_var_decl (decl, expr);
	}
    }
}

Example #2

File: objc-runtime-shared-support.c Project: Nodplus/gcc

/* This emits all the meta-data string tables (and finalizes each var
   as it goes).  */
void
generate_strings (void)
{
  tree chain, string_expr;
  tree string, decl; /* , type;*/

  for (chain = class_names_chain; chain; chain = TREE_CHAIN (chain))
    {
      string = TREE_VALUE (chain);
      decl = TREE_PURPOSE (chain);
      string_expr = my_build_string (IDENTIFIER_LENGTH (string) + 1,
				     IDENTIFIER_POINTER (string));
      finish_var_decl (decl, string_expr);
    }

  for (chain = meth_var_names_chain; chain; chain = TREE_CHAIN (chain))
    {
      string = TREE_VALUE (chain);
      decl = TREE_PURPOSE (chain);
      string_expr = my_build_string (IDENTIFIER_LENGTH (string) + 1,
				     IDENTIFIER_POINTER (string));
      finish_var_decl (decl, string_expr);
    }

  for (chain = meth_var_types_chain; chain; chain = TREE_CHAIN (chain))
    {
      string = TREE_VALUE (chain);
      decl = TREE_PURPOSE (chain);
      string_expr = my_build_string (IDENTIFIER_LENGTH (string) + 1,
				     IDENTIFIER_POINTER (string));
      finish_var_decl (decl, string_expr);
    }

  for (chain = prop_names_attr_chain; chain; chain = TREE_CHAIN (chain))
    {
      string = TREE_VALUE (chain);
      decl = TREE_PURPOSE (chain);
      string_expr = my_build_string (IDENTIFIER_LENGTH (string) + 1,
				     IDENTIFIER_POINTER (string));
      finish_var_decl (decl, string_expr);
    }
}

Example #3

File: objc-runtime-shared-support.c Project: gmarkall/gcc

void
build_module_descriptor (long vers, tree attr)
{
  tree decls, *chain = NULL;

#ifdef OBJCPLUS
  push_lang_context (lang_name_c); /* extern "C" */
#endif

  objc_module_template = objc_start_struct (get_identifier (UTAG_MODULE));

  /* long version; */
  decls = add_field_decl (long_integer_type_node, "version", &chain);

  /* long size; */
  add_field_decl (long_integer_type_node, "size", &chain);

  /* char *name; */
  add_field_decl (string_type_node, "name", &chain);

  /* struct _objc_symtab *symtab; */
  add_field_decl (build_pointer_type (xref_tag (RECORD_TYPE,
						get_identifier (UTAG_SYMTAB))),
		  "symtab", &chain);

  objc_finish_struct (objc_module_template, decls);

  /* Create an instance of "_objc_module".  */
  UOBJC_MODULES_decl = start_var_decl (objc_module_template,
				       /* FIXME - why the conditional
					  if the symbol is the
					  same.  */
				       flag_next_runtime ? "_OBJC_Module" :  "_OBJC_Module");

  /* This is the root of the metadata for defined classes and categories, it
     is referenced by the runtime and, therefore, needed.  */
  DECL_PRESERVE_P (UOBJC_MODULES_decl) = 1;

  /* Squash `defined but not used' warning.  */
  TREE_USED (UOBJC_MODULES_decl) = 1;

  /* Allow the runtime to mark meta-data such that it can be assigned to target
     specific sections by the back-end.  */
  if (attr)
    DECL_ATTRIBUTES (UOBJC_MODULES_decl) = attr;

  finish_var_decl (UOBJC_MODULES_decl,
		   init_module_descriptor (TREE_TYPE (UOBJC_MODULES_decl),
					   vers));

#ifdef OBJCPLUS
  pop_lang_context ();
#endif
}