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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
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jeremybenn |
------------------------------------------------------------------------------
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-- --
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-- GNAT COMPILER COMPONENTS --
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-- --
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-- G E T _ T A R G --
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-- --
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-- B o d y --
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-- --
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-- Copyright (C) 1992-2007, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
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-- for more details. You should have received a copy of the GNU General --
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-- Public License distributed with GNAT; see file COPYING3. If not, go to --
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-- http://www.gnu.org/licenses for a complete copy of the license. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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package body Get_Targ is
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----------------------
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-- Digits_From_Size --
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----------------------
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function Digits_From_Size (Size : Pos) return Pos is
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begin
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if Size = 32 then
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return 6;
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elsif Size = 48 then
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return 9;
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elsif Size = 64 then
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return 15;
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elsif Size = 96 then
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return 18;
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elsif Size = 128 then
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return 18;
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else
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raise Program_Error;
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end if;
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end Digits_From_Size;
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-----------------------------
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-- Get_Max_Unaligned_Field --
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-----------------------------
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function Get_Max_Unaligned_Field return Pos is
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begin
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return 64; -- Can be different on some targets (e.g., AAMP)
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end Get_Max_Unaligned_Field;
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---------------------
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-- Width_From_Size --
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---------------------
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function Width_From_Size (Size : Pos) return Pos is
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begin
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if Size = 8 then
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return 4;
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elsif Size = 16 then
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return 6;
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elsif Size = 32 then
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return 11;
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elsif Size = 64 then
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return 21;
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else
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raise Program_Error;
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end if;
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end Width_From_Size;
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end Get_Targ;
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