New Language: Ada

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45954 138bc75d-0d04-0410-961f-82ee72b054a4

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+------------------------------------------------------------------------------
+--                                                                          --
+--                         GNAT COMPILER COMPONENTS                         --
+--                                                                          --
+--                             E X P _ V F P T                              --
+--                                                                          --
+--                                 S p e c                                  --
+--                                                                          --
+--                            $Revision: 1.2 $                              --
+--                                                                          --
+--             Copyright (C) 1997 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 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,  59 Temple Place - Suite 330,  Boston, --
+-- MA 02111-1307, USA.                                                      --
+--                                                                          --
+-- GNAT was originally developed  by the GNAT team at  New York University. --
+-- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
+--                                                                          --
+------------------------------------------------------------------------------
+
+--  This package contains specialized routines for handling the expansion
+--  of arithmetic and conversion operations involving Vax format floating-
+--  point formats as used on the Vax and the Alpha.
+
+with Types; use Types;
+
+package Exp_VFpt is
+
+   procedure Expand_Vax_Arith (N : Node_Id);
+   --  The node N is an arithmetic node (N_Op_Abs, N_Op_Add, N_Op_Sub,
+   --  N_Op_Div, N_Op_Mul, N_Op_Minus where the operands are in Vax
+   --  float format. This procedure expands the necessary call.
+
+   procedure Expand_Vax_Comparison (N : Node_Id);
+   --  The node N is an arithmetic comparison node where the types to
+   --  be compared are in Vax float format. This procedure expands the
+   --  necessary call.
+
+   procedure Expand_Vax_Conversion (N : Node_Id);
+   --  The node N is a type conversion node where either the source or
+   --  the target type, or both, are Vax floating-point type.
+
+   procedure Expand_Vax_Real_Literal (N : Node_Id);
+   --  The node N is a real literal node where the type is a Vax
+   --  floating-point type. This procedure rewrites the node to eliminate
+   --  the occurrence of such constants.
+
+end Exp_VFpt;