1------------------------------------------------------------------------------ 2-- -- 3-- GNAT COMPILER COMPONENTS -- 4-- -- 5-- E X P _ A G G R -- 6-- -- 7-- S p e c -- 8-- -- 9-- Copyright (C) 1992-2009, Free Software Foundation, Inc. -- 10-- -- 11-- GNAT is free software; you can redistribute it and/or modify it under -- 12-- terms of the GNU General Public License as published by the Free Soft- -- 13-- ware Foundation; either version 3, or (at your option) any later ver- -- 14-- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- 15-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- 16-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -- 17-- for more details. You should have received a copy of the GNU General -- 18-- Public License distributed with GNAT; see file COPYING3. If not, go to -- 19-- http://www.gnu.org/licenses for a complete copy of the license. -- 20-- -- 21-- GNAT was originally developed by the GNAT team at New York University. -- 22-- Extensive contributions were provided by Ada Core Technologies Inc. -- 23-- -- 24------------------------------------------------------------------------------ 25 26with Types; use Types; 27 28package Exp_Aggr is 29 30 procedure Expand_N_Aggregate (N : Node_Id); 31 procedure Expand_N_Extension_Aggregate (N : Node_Id); 32 33 function Is_Delayed_Aggregate (N : Node_Id) return Boolean; 34 -- Returns True if N is an aggregate of some kind whose Expansion_Delayed 35 -- flag is set (see sinfo for meaning of flag). 36 37 procedure Convert_Aggr_In_Object_Decl (N : Node_Id); 38 -- N is a N_Object_Declaration with an expression which must be an 39 -- N_Aggregate or N_Extension_Aggregate with Expansion_Delayed. 40 -- This procedure performs in-place aggregate assignment. 41 42 procedure Convert_Aggr_In_Allocator 43 (Alloc : Node_Id; 44 Decl : Node_Id; 45 Aggr : Node_Id); 46 -- Alloc is the allocator whose expression is the aggregate Aggr. 47 -- Decl is an N_Object_Declaration created during allocator expansion. 48 -- This procedure performs in-place aggregate assignment into the 49 -- temporary declared in Decl, and the allocator becomes an access to 50 -- that temporary. 51 52 procedure Convert_Aggr_In_Assignment (N : Node_Id); 53 -- If the right-hand side of an assignment is an aggregate, expand the 54 -- statement into a series of individual component assignments. This is 55 -- done if there are non-static values involved in either the bounds or 56 -- the components, and the aggregate cannot be handled as a whole by the 57 -- backend. 58 59 function Static_Array_Aggregate (N : Node_Id) return Boolean; 60 -- N is an array aggregate that may have a component association with 61 -- an others clause and a range. If bounds are static and the expressions 62 -- are compile-time known constants, rewrite N as a purely positional 63 -- aggregate, to be use to initialize variables and components of the type 64 -- without generating elaboration code. 65end Exp_Aggr; 66