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1994-05-19
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47 lines
------------------------------------------------------------------------------
-- --
-- GNAT RUNTIME COMPONENTS --
-- --
-- S Y S T E M . X P --
-- --
-- S p e c --
-- --
-- $Revision: 1.3 $ --
-- --
-- Copyright (c) 1992,1993,1994 NYU, All Rights Reserved --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 2, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT 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 distributed with GNAT; see file COPYING. If not, write --
-- to the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. --
-- --
------------------------------------------------------------------------------
-- This package contains the generic functions which are instantiated with
-- predefined integer and real types to generate the runtime exponentiation
-- functions called by expanded code generated by Expand_Op_Expon.
package System.Xp is
-- pragma Pure (System.Xp);
-- Exponentiation for integer base
generic
type Type_Of_Base is range <>;
function Exponentiate_Integer
(Left : Type_Of_Base; Right : Natural) return Type_Of_Base;
-- Exponentiation for float base
generic
type Type_Of_Base is digits <>;
function Exponentiate_Float
(Left : Type_Of_Base; Right : Integer) return Type_Of_Base;
end System.Xp;