65 lines
3.5 KiB
Ada
65 lines
3.5 KiB
Ada
------------------------------------------------------------------------------
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-- --
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-- GNAT COMPILER COMPONENTS --
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-- --
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-- E X P _ V F P T --
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-- --
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-- S p e c --
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-- --
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-- Copyright (C) 1992-2008, 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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-- This package contains specialized routines for handling the expansion
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-- of arithmetic and conversion operations involving Vax format floating-
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-- point formats as used on the Vax and the Alpha and the ia64.
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with Types; use Types;
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package Exp_VFpt is
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procedure Expand_Vax_Arith (N : Node_Id);
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-- The node N is an arithmetic node (N_Op_Abs, N_Op_Add, N_Op_Sub,
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-- N_Op_Div, N_Op_Mul, N_Op_Minus where the operands are in Vax float
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-- format. This procedure expands the necessary call.
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procedure Expand_Vax_Comparison (N : Node_Id);
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-- The node N is an arithmetic comparison node where the types to be
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-- compared are in Vax float format. This procedure expands the necessary
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-- call.
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procedure Expand_Vax_Conversion (N : Node_Id);
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-- The node N is a type conversion node where either the source or the
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-- target type, or both, are Vax floating-point type.
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procedure Expand_Vax_Foreign_Return (N : Node_Id);
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-- The node N is a call to a foreign function that returns a Vax float
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-- value in a floating point register. Wraps the call in an asm stub
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-- that moves the return value to an integer location on Alpha/VMS,
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-- noop everywhere else.
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procedure Expand_Vax_Real_Literal (N : Node_Id);
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-- The node N is a real literal node where the type is a Vax floating-point
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-- type. This procedure rewrites the node to eliminate the occurrence of
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-- such constants.
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procedure Expand_Vax_Valid (N : Node_Id);
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-- The node N is an attribute reference node for the Valid attribute where
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-- the prefix is of a Vax floating-point type. This procedure expands the
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-- necessary call for the validity test.
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end Exp_VFpt;
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