From df62c1c110e8532b995b23540b7e3695729c0779 Mon Sep 17 00:00:00 2001 From: Jing Yu Date: Thu, 5 Nov 2009 15:11:04 -0800 Subject: Check in gcc sources for prebuilt toolchains in Eclair. --- gcc-4.2.1/gcc/ada/a-numaux.ads | 111 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 111 insertions(+) create mode 100644 gcc-4.2.1/gcc/ada/a-numaux.ads (limited to 'gcc-4.2.1/gcc/ada/a-numaux.ads') diff --git a/gcc-4.2.1/gcc/ada/a-numaux.ads b/gcc-4.2.1/gcc/ada/a-numaux.ads new file mode 100644 index 000000000..694ca8069 --- /dev/null +++ b/gcc-4.2.1/gcc/ada/a-numaux.ads @@ -0,0 +1,111 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME COMPONENTS -- +-- -- +-- A D A . N U M E R I C S . A U X -- +-- -- +-- S p e c -- +-- (C Library Version, non-x86) -- +-- -- +-- Copyright (C) 1992-2005, 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, 51 Franklin Street, Fifth Floor, -- +-- Boston, MA 02110-1301, USA. -- +-- -- +-- As a special exception, if other files instantiate generics from this -- +-- unit, or you link this unit with other files to produce an executable, -- +-- this unit does not by itself cause the resulting executable to be -- +-- covered by the GNU General Public License. This exception does not -- +-- however invalidate any other reasons why the executable file might be -- +-- covered by the GNU Public License. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- Extensive contributions were provided by Ada Core Technologies Inc. -- +-- -- +------------------------------------------------------------------------------ + +-- This package provides the basic computational interface for the generic +-- elementary functions. The C library version interfaces with the routines +-- in the C mathematical library, and is thus quite portable, although it may +-- not necessarily meet the requirements for accuracy in the numerics annex. +-- One advantage of using this package is that it will interface directly to +-- hardware instructions, such as the those provided on the Intel x86. + +-- This version is for use with normal Unix math functions. Alternative +-- packages are used on OpenVMS (different import names), VxWorks (no +-- need for the -lm Linker_Options), and on the x86 (where we have two +-- versions one using inline ASM, and one importing from the C long +-- routines that take 80-bit arguments). + +package Ada.Numerics.Aux is + pragma Pure; + + pragma Linker_Options ("-lm"); + + type Double is digits 15; + -- Type Double is the type used to call the C routines + + -- We import these functions directly from C. Note that we label them + -- all as pure functions, because indeed all of them are in fact pure! + + function Sin (X : Double) return Double; + pragma Import (C, Sin, "sin"); + pragma Pure_Function (Sin); + + function Cos (X : Double) return Double; + pragma Import (C, Cos, "cos"); + pragma Pure_Function (Cos); + + function Tan (X : Double) return Double; + pragma Import (C, Tan, "tan"); + pragma Pure_Function (Tan); + + function Exp (X : Double) return Double; + pragma Import (C, Exp, "exp"); + pragma Pure_Function (Exp); + + function Sqrt (X : Double) return Double; + pragma Import (C, Sqrt, "sqrt"); + pragma Pure_Function (Sqrt); + + function Log (X : Double) return Double; + pragma Import (C, Log, "log"); + pragma Pure_Function (Log); + + function Acos (X : Double) return Double; + pragma Import (C, Acos, "acos"); + pragma Pure_Function (Acos); + + function Asin (X : Double) return Double; + pragma Import (C, Asin, "asin"); + pragma Pure_Function (Asin); + + function Atan (X : Double) return Double; + pragma Import (C, Atan, "atan"); + pragma Pure_Function (Atan); + + function Sinh (X : Double) return Double; + pragma Import (C, Sinh, "sinh"); + pragma Pure_Function (Sinh); + + function Cosh (X : Double) return Double; + pragma Import (C, Cosh, "cosh"); + pragma Pure_Function (Cosh); + + function Tanh (X : Double) return Double; + pragma Import (C, Tanh, "tanh"); + pragma Pure_Function (Tanh); + + function Pow (X, Y : Double) return Double; + pragma Import (C, Pow, "pow"); + pragma Pure_Function (Pow); + +end Ada.Numerics.Aux; -- cgit v1.2.3