tree
build_array_notation_ref (location_t loc, tree array, tree start, tree length, 
			  tree stride, tree type)
{
  tree array_ntn_expr = NULL_TREE;

  /* If we enter the then-case of the if-statement below, we have hit a case 
     like this: ARRAY [:].  */
  if (!start && !length)
    {
      if (TREE_CODE (type) != ARRAY_TYPE)
	{
	  error_at (loc, "start-index and length fields necessary for "
		    "using array notation in pointers or records");
	  return error_mark_node;
	}
      tree domain = TYPE_DOMAIN (type);
      if (!domain)
	{
	  error_at (loc, "start-index and length fields necessary for "
		    "using array notation with array of unknown bound");
	  return error_mark_node;
	}
      start = cp_fold_convert (ptrdiff_type_node, TYPE_MINVAL (domain));
      length = size_binop (PLUS_EXPR, TYPE_MAXVAL (domain), size_one_node);
      length = cp_fold_convert (ptrdiff_type_node, length);
    }
    
  if (!stride) 
    stride = build_one_cst (ptrdiff_type_node);
  
  /* When dealing with templates, triplet type-checking will be done in pt.c 
     after type substitution.  */
  if (processing_template_decl 
      && (type_dependent_expression_p (array) 
	  || type_dependent_expression_p (length) 
	  || type_dependent_expression_p (start) 
	  || type_dependent_expression_p (stride))) 
    array_ntn_expr = build_min_nt_loc (loc, ARRAY_NOTATION_REF, array, start, 
				       length, stride, NULL_TREE);
  else 
    { 
      if (!cilkplus_an_triplet_types_ok_p (loc, start, length, stride, type))
	return error_mark_node;
      array_ntn_expr = build4 (ARRAY_NOTATION_REF, NULL_TREE, array, start, 
			       length, stride);
    }
  if (TREE_CODE (type) == ARRAY_TYPE || TREE_CODE (type) == POINTER_TYPE)
    TREE_TYPE (array_ntn_expr) = TREE_TYPE (type);
  else
    gcc_unreachable ();

  SET_EXPR_LOCATION (array_ntn_expr, loc);
  return array_ntn_expr;
}
Ejemplo n.º 2
0
static void
write_ts_type_non_common_tree_pointers (struct output_block *ob, tree expr,
					bool ref_p)
{
  if (TREE_CODE (expr) == ENUMERAL_TYPE)
    stream_write_tree (ob, TYPE_VALUES (expr), ref_p);
  else if (TREE_CODE (expr) == ARRAY_TYPE)
    stream_write_tree (ob, TYPE_DOMAIN (expr), ref_p);
  else if (RECORD_OR_UNION_TYPE_P (expr))
    streamer_write_chain (ob, TYPE_FIELDS (expr), ref_p);
  else if (TREE_CODE (expr) == FUNCTION_TYPE
	   || TREE_CODE (expr) == METHOD_TYPE)
    stream_write_tree (ob, TYPE_ARG_TYPES (expr), ref_p);

  if (!POINTER_TYPE_P (expr))
    stream_write_tree (ob, TYPE_MINVAL (expr), ref_p);
  stream_write_tree (ob, TYPE_MAXVAL (expr), ref_p);
  if (RECORD_OR_UNION_TYPE_P (expr))
    stream_write_tree (ob, TYPE_BINFO (expr), ref_p);
}
Ejemplo n.º 3
0
static void
lto_input_ts_type_non_common_tree_pointers (struct lto_input_block *ib,
					    struct data_in *data_in,
					    tree expr)
{
  if (TREE_CODE (expr) == ENUMERAL_TYPE)
    TYPE_VALUES (expr) = stream_read_tree (ib, data_in);
  else if (TREE_CODE (expr) == ARRAY_TYPE)
    TYPE_DOMAIN (expr) = stream_read_tree (ib, data_in);
  else if (RECORD_OR_UNION_TYPE_P (expr))
    TYPE_FIELDS (expr) = streamer_read_chain (ib, data_in);
  else if (TREE_CODE (expr) == FUNCTION_TYPE
	   || TREE_CODE (expr) == METHOD_TYPE)
    TYPE_ARG_TYPES (expr) = stream_read_tree (ib, data_in);

  if (!POINTER_TYPE_P (expr))
    TYPE_MINVAL (expr) = stream_read_tree (ib, data_in);
  TYPE_MAXVAL (expr) = stream_read_tree (ib, data_in);
  if (RECORD_OR_UNION_TYPE_P (expr))
    TYPE_BINFO (expr) = stream_read_tree (ib, data_in);
}