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--                                                                          --

--                         GNAT COMPILER COMPONENTS                         --

--                                                                          --

--             G N A T . A L T I V E C . C O N V E R S I O N S              --

--                                                                          --

--                                 S p e c                                  --

--                                                                          --

--            Copyright (C) 2009, Free Software Foundation, Inc.            --

--                                                                          --

-- 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 3,  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.                                     --

--                                                                          --

-- As a special exception under Section 7 of GPL version 3, you are granted --

-- additional permissions described in the GCC Runtime Library Exception,   --

-- version 3.1, as published by the Free Software Foundation.               --

--                                                                          --

-- You should have received a copy of the GNU General Public License and    --

-- a copy of the GCC Runtime Library Exception along with this program;     --

-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --

-- <http://www.gnu.org/licenses/>.                                          --

--                                                                          --

-- GNAT was originally developed  by the GNAT team at  New York University. --

-- Extensive contributions were provided by Ada Core Technologies Inc.      --

--                                                                          --

------------------------------------------------------------------------------

--  This unit provides the Vector/Views conversions

with GNAT.Altivec.Vector_Types; use GNAT.Altivec.Vector_Types;

with GNAT.Altivec.Vector_Views; use GNAT.Altivec.Vector_Views;

package GNAT.Altivec.Conversions is

   ---------------------

   -- char components --

   ---------------------

   function To_Vector (S : VUC_View) return VUC;

   function To_Vector (S : VSC_View) return VSC;

   function To_Vector (S : VBC_View) return VBC;

   function To_View (S : VUC) return VUC_View;

   function To_View (S : VSC) return VSC_View;

   function To_View (S : VBC) return VBC_View;

   ----------------------

   -- short components --

   ----------------------

   function To_Vector (S : VUS_View) return VUS;

   function To_Vector (S : VSS_View) return VSS;

   function To_Vector (S : VBS_View) return VBS;

   function To_View (S : VUS) return VUS_View;

   function To_View (S : VSS) return VSS_View;

   function To_View (S : VBS) return VBS_View;

   --------------------

   -- int components --

   --------------------

   function To_Vector (S : VUI_View) return VUI;

   function To_Vector (S : VSI_View) return VSI;

   function To_Vector (S : VBI_View) return VBI;

   function To_View (S : VUI) return VUI_View;

   function To_View (S : VSI) return VSI_View;

   function To_View (S : VBI) return VBI_View;

   ----------------------

   -- float components --

   ----------------------

   function To_Vector (S : VF_View) return VF;

   function To_View (S : VF) return VF_View;

   ----------------------

   -- pixel components --

   ----------------------

   function To_Vector (S : VP_View) return VP;

   function To_View (S : VP) return VP_View;

private

   --  We want the above subprograms to always be inlined in the case of the

   --  hard PowerPC AltiVec support in order to avoid the unnecessary function

   --  call. On the other hand there is no problem with inlining these

   --  subprograms on little-endian targets.

   pragma Inline_Always (To_Vector);

   pragma Inline_Always (To_View);

end GNAT.Altivec.Conversions;