-- --
-- S p e c --
-- --
--- $Revision: 1.2 $ --
--- --
--- Copyright (C) 1997 Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2008, 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- --
+-- 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. 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. --
+-- Public License distributed with GNAT; see file COPYING3. If not, go to --
+-- http://www.gnu.org/licenses for a complete copy of the license. --
-- --
-- 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). --
+-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
-- 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.
+-- point formats as used on the Vax and the Alpha and the ia64.
with Types; use Types;
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.
+ -- 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.
+ -- 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.
+ -- 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_Foreign_Return (N : Node_Id);
+ -- The node N is a call to a foreign function that returns a Vax float
+ -- value in a floating point register. Wraps the call in an asm stub
+ -- that moves the return value to an integer location on Alpha/VMS,
+ -- noop everywhere else.
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.
+ -- 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.
+
+ procedure Expand_Vax_Valid (N : Node_Id);
+ -- The node N is an attribute reference node for the Valid attribute where
+ -- the prefix is of a Vax floating-point type. This procedure expands the
+ -- necessary call for the validity test.
end Exp_VFpt;