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added quad.h and ieee.h
svn path=/trunk/; revision=394
This commit is contained in:
Boudewijn Dekker
parent
6becb71b7c
commit
6f801aae22
4 changed files with 164 additions and 6 deletions
24
reactos/include/crtdll/internal/ieee.h
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24
reactos/include/crtdll/internal/ieee.h
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@ -0,0 +1,24 @@
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#ifndef _IEEE_H
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#define _IEEE_H
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typedef struct {
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unsigned int mantissa:23;
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unsigned int exponent:8;
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unsigned int sign:1;
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} float_t;
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typedef struct {
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unsigned int mantissal:32;
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unsigned int mantissah:20;
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unsigned int exponent:11;
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unsigned int sign:1;
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} double_t;
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typedef struct {
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unsigned int mantissal:32;
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unsigned int mantissah:32;
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unsigned int exponent:15;
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unsigned int sign:1;
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} long_double_t;
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#endif
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131
reactos/include/crtdll/internal/quad.h
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reactos/include/crtdll/internal/quad.h
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@ -0,0 +1,131 @@
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/*-
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This software was developed by the Computer Systems Engineering group
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* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
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* contributed to Berkeley.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)quad.h 8.1 (Berkeley) 6/4/93
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* $Id: quad.h,v 1.1 1999/04/17 09:11:02 ariadne Exp $
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*/
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/*
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* Quad arithmetic.
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*
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* This library makes the following assumptions:
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*
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* - The type long long (aka quad_t) exists.
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*
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* - A quad variable is exactly twice as long as `long'.
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*
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* - The machine's arithmetic is two's complement.
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*
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* This library can provide 128-bit arithmetic on a machine with 128-bit
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* quads and 64-bit longs, for instance, or 96-bit arithmetic on machines
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* with 48-bit longs.
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*/
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#include <windows.h>
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#include <ddk/li.h>
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typedef unsigned long long u_quad_t; /* quads */
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typedef long long quad_t;
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typedef unsigned long u_long;
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/*
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* Define the order of 32-bit words in 64-bit words.
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*/
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#define _QUAD_HIGHWORD 1
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#define _QUAD_LOWWORD 0
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//#include <sys/cdefs.h>
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#include <sys/types.h>
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#include <limits.h>
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/*
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* Depending on the desired operation, we view a `long long' (aka quad_t) in
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* one or more of the following formats.
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*/
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union uu {
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quad_t q; /* as a (signed) quad */
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quad_t uq; /* as an unsigned quad */
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long sl[2]; /* as two signed longs */
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u_long ul[2]; /* as two unsigned longs */
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};
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/*
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* Define high and low longwords.
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*/
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#define H _QUAD_HIGHWORD
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#define L _QUAD_LOWWORD
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/*
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* Total number of bits in a quad_t and in the pieces that make it up.
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* These are used for shifting, and also below for halfword extraction
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* and assembly.
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*/
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#define QUAD_BITS (sizeof(quad_t) * CHAR_BIT)
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#define LONG_BITS (sizeof(long) * CHAR_BIT)
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#define HALF_BITS (sizeof(long) * CHAR_BIT / 2)
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/*
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* Extract high and low shortwords from longword, and move low shortword of
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* longword to upper half of long, i.e., produce the upper longword of
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* ((quad_t)(x) << (number_of_bits_in_long/2)). (`x' must actually be u_long.)
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*
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* These are used in the multiply code, to split a longword into upper
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* and lower halves, and to reassemble a product as a quad_t, shifted left
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* (sizeof(long)*CHAR_BIT/2).
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*/
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#define HHALF(x) ((x) >> HALF_BITS)
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#define LHALF(x) ((x) & ((1 << HALF_BITS) - 1))
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#define LHUP(x) ((x) << HALF_BITS)
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quad_t __divdi3(quad_t a, quad_t b);
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quad_t __moddi3(quad_t a, quad_t b);
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u_quad_t __qdivrem(u_quad_t u, u_quad_t v, u_quad_t *rem);
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u_quad_t __udivdi3(u_quad_t a, u_quad_t b);
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u_quad_t __umoddi3(u_quad_t a, u_quad_t b);
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/*
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* XXX
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* Compensate for gcc 1 vs gcc 2. Gcc 1 defines ?sh?di3's second argument
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* as u_quad_t, while gcc 2 correctly uses int. Unfortunately, we still use
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* both compilers.
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*/
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#if __GNUC__ >= 2
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typedef unsigned int qshift_t;
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#else
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typedef u_quad_t qshift_t;
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#endif
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@ -18,9 +18,9 @@
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* DISCLAMED. This includes but is not limited to warranties of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* $Revision: 1.3 $
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* $Revision: 1.4 $
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* $Author: ariadne $
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* $Date: 1999/04/02 21:42:06 $
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* $Date: 1999/04/17 09:11:02 $
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*
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*/
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@ -105,11 +105,13 @@ double log10 (double x);
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double pow (double x, double y);
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double sqrt (double x);
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double ceil (double x);
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double floor (double x);
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long double ceill (long double x);
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long double floorl (long double x);
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double fabs (double x);
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double ldexp (double x, int n);
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double frexp (double x, int* exp);
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double modf (double x, double* ip);
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long double modfl (long double x,long double* ip);
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double fmod (double x, double y);
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@ -22,9 +22,9 @@
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* DISCLAMED. This includes but is not limited to warranties of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* $Revision: 1.7 $
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* $Revision: 1.8 $
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* $Author: ariadne $
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* $Date: 1999/04/14 07:10:15 $
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* $Date: 1999/04/17 09:11:02 $
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*
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*/
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/* Appropriated for Reactos Crtdll by Ariadne */
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@ -86,11 +86,12 @@ typedef struct {
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int _ungotchar;
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int _bufsiz;
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char *_name_to_remove;
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int _fillsize;
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// int _fillsize;
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} FILE;
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#define _FILE_DEFINED
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#endif
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#define _fillsize _bufsiz
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/*
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* The three standard file pointers provided by the run time library.
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