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1 ------------------------------------------------------------------------------
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2 -- --
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3 -- GNAT COMPILER COMPONENTS --
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4 -- --
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5 -- E X P _ A G G R --
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6 -- --
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7 -- S p e c --
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8 -- --
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9 -- Copyright (C) 1992-2016, Free Software Foundation, Inc. --
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10 -- --
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11 -- GNAT is free software; you can redistribute it and/or modify it under --
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12 -- terms of the GNU General Public License as published by the Free Soft- --
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13 -- ware Foundation; either version 3, or (at your option) any later ver- --
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14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
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17 -- for more details. You should have received a copy of the GNU General --
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18 -- Public License distributed with GNAT; see file COPYING3. If not, go to --
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19 -- http://www.gnu.org/licenses for a complete copy of the license. --
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20 -- --
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21 -- GNAT was originally developed by the GNAT team at New York University. --
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22 -- Extensive contributions were provided by Ada Core Technologies Inc. --
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23 -- --
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24 ------------------------------------------------------------------------------
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25
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26 with Types; use Types;
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27
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28 package Exp_Aggr is
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29
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30 procedure Expand_N_Aggregate (N : Node_Id);
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31 procedure Expand_N_Delta_Aggregate (N : Node_Id);
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32 procedure Expand_N_Extension_Aggregate (N : Node_Id);
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33
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34 function Is_Delayed_Aggregate (N : Node_Id) return Boolean;
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35 -- Returns True if N is an aggregate of some kind whose Expansion_Delayed
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36 -- flag is set (see sinfo for meaning of flag).
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37
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38 procedure Convert_Aggr_In_Object_Decl (N : Node_Id);
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39 -- N is a N_Object_Declaration with an expression which must be an
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40 -- N_Aggregate or N_Extension_Aggregate with Expansion_Delayed.
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41 -- This procedure performs in-place aggregate assignment.
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42
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43 procedure Convert_Aggr_In_Allocator
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44 (Alloc : Node_Id;
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45 Decl : Node_Id;
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46 Aggr : Node_Id);
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47 -- Alloc is the allocator whose expression is the aggregate Aggr.
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48 -- Decl is an N_Object_Declaration created during allocator expansion.
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49 -- This procedure performs in-place aggregate assignment into the
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50 -- temporary declared in Decl, and the allocator becomes an access to
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51 -- that temporary.
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52
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53 procedure Convert_Aggr_In_Assignment (N : Node_Id);
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54 -- If the right-hand side of an assignment is an aggregate, expand the
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55 -- statement into a series of individual component assignments. This is
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56 -- done if there are non-static values involved in either the bounds or
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57 -- the components, and the aggregate cannot be handled as a whole by the
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58 -- backend.
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59
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60 function Static_Array_Aggregate (N : Node_Id) return Boolean;
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61 -- N is an array aggregate that may have a component association with
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62 -- an others clause and a range. If bounds are static and the expressions
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63 -- are compile-time known constants, rewrite N as a purely positional
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64 -- aggregate, to be use to initialize variables and components of the type
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65 -- without generating elaboration code.
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66
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67 end Exp_Aggr;
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