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Diffstat (limited to 'usr/src/lib/libbc/inc/include/values.h')
| -rw-r--r-- | usr/src/lib/libbc/inc/include/values.h | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/usr/src/lib/libbc/inc/include/values.h b/usr/src/lib/libbc/inc/include/values.h deleted file mode 100644 index ce1bc43299..0000000000 --- a/usr/src/lib/libbc/inc/include/values.h +++ /dev/null @@ -1,147 +0,0 @@ -/* - * CDDL HEADER START - * - * The contents of this file are subject to the terms of the - * Common Development and Distribution License, Version 1.0 only - * (the "License"). You may not use this file except in compliance - * with the License. - * - * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE - * or http://www.opensolaris.org/os/licensing. - * See the License for the specific language governing permissions - * and limitations under the License. - * - * When distributing Covered Code, include this CDDL HEADER in each - * file and include the License file at usr/src/OPENSOLARIS.LICENSE. - * If applicable, add the following below this CDDL HEADER, with the - * fields enclosed by brackets "[]" replaced with your own identifying - * information: Portions Copyright [yyyy] [name of copyright owner] - * - * CDDL HEADER END - */ -/* - * Copyright 1989 Sun Microsystems, Inc. All rights reserved. - * Use is subject to license terms. - */ - -/* Copyright (c) 1984 AT&T */ -/* All Rights Reserved */ - -#pragma ident "%Z%%M% %I% %E% SMI" - -#ifndef _values_h -#define _values_h - -/* These values work with any binary representation of integers - * where the high-order bit contains the sign. */ - -/* a number used normally for size of a shift */ -#if gcos -#define BITSPERBYTE 9 -#else -#define BITSPERBYTE 8 -#endif -#define BITS(type) (BITSPERBYTE * (int)sizeof(type)) - -/* short, regular and long ints with only the high-order bit turned on */ -#define HIBITS ((short)(1 << BITS(short) - 1)) -#define HIBITI (1U << BITS(int) - 1) -#define HIBITL (1UL << BITS(long) - 1) - -/* largest short, regular and long int */ -#define MAXSHORT ((short)~HIBITS) -#define MAXINT ((int)~HIBITI) -#define MAXLONG ((long)~HIBITL) - -/* various values that describe the binary floating-point representation - * _EXPBASE - the exponent base - * DMAXEXP - the maximum exponent of a double (as returned by frexp()) - * FMAXEXP - the maximum exponent of a float (as returned by frexp()) - * DMINEXP - the minimum exponent of a double (as returned by frexp()) - * FMINEXP - the minimum exponent of a float (as returned by frexp()) - * MAXDOUBLE - the largest double - ((_EXPBASE ** DMAXEXP) * (1 - (_EXPBASE ** -DSIGNIF))) - * MAXFLOAT - the largest float - ((_EXPBASE ** FMAXEXP) * (1 - (_EXPBASE ** -FSIGNIF))) - * MINDOUBLE - the smallest double (_EXPBASE ** (DMINEXP - 1)) - * MINFLOAT - the smallest float (_EXPBASE ** (FMINEXP - 1)) - * DSIGNIF - the number of significant bits in a double - * FSIGNIF - the number of significant bits in a float - * DMAXPOWTWO - the largest power of two exactly representable as a double - * FMAXPOWTWO - the largest power of two exactly representable as a float - * _IEEE - 1 if IEEE standard representation is used - * _DEXPLEN - the number of bits for the exponent of a double - * _FEXPLEN - the number of bits for the exponent of a float - * _HIDDENBIT - 1 if high-significance bit of mantissa is implicit - * LN_MAXDOUBLE - the natural log of the largest double -- log(MAXDOUBLE) - * LN_MINDOUBLE - the natural log of the smallest double -- log(MINDOUBLE) - * LN_MAXFLOAT - the natural log of the largest float - * LN_MINFLOAT - the natural log of the smallest float - */ -#if u3b || u3b5 || sun -#define MAXDOUBLE 1.797693134862315708e+308 -#define MAXFLOAT ((float)3.40282346638528860e+38) -#define MINDOUBLE 4.94065645841246544e-324 -#define MINFLOAT ((float)1.40129846432481707e-45) -#define _IEEE 1 -#define _DEXPLEN 11 -#define _HIDDENBIT 1 -#define DMINEXP (-(DMAXEXP + DSIGNIF - _HIDDENBIT - 3)) -#define FMINEXP (-(FMAXEXP + FSIGNIF - _HIDDENBIT - 3)) -#define LN_MAXFLOAT 8.8722839052068e+01 -#define LN_MINFLOAT -1.03278929903432e+02 -#endif -#if pdp11 || vax -#define MAXDOUBLE 1.701411834604692293e+38 -#define MAXFLOAT ((float)1.701411733192644299e+38) -/* The following is kludged because the PDP-11 compilers botch the simple form. - The kludge causes the constant to be computed at run-time on the PDP-11, - even though it is still "folded" at compile-time on the VAX. */ -#define MINDOUBLE (0.01 * 2.938735877055718770e-37) -#define MINFLOAT ((float)MINDOUBLE) -#define _IEEE 0 -#define _DEXPLEN 8 -#define _HIDDENBIT 1 -#define DMINEXP (-DMAXEXP) -#define FMINEXP (-FMAXEXP) -#endif -#if gcos -#define MAXDOUBLE 1.7014118346046923171e+38 -#define MAXFLOAT ((float)1.7014118219281863150e+38) -#define MINDOUBLE 2.9387358770557187699e-39 -#define MINFLOAT ((float)MINDOUBLE) -#define _IEEE 0 -#define _DEXPLEN 8 -#define _HIDDENBIT 0 -#define DMINEXP (-(DMAXEXP + 1)) -#define FMINEXP (-(FMAXEXP + 1)) -#endif -#if u370 -#define _LENBASE 4 -#else -#define _LENBASE 1 -#endif -#define _EXPBASE (1 << _LENBASE) -#define _FEXPLEN 8 -#define DSIGNIF (BITS(double) - _DEXPLEN + _HIDDENBIT - 1) -#define FSIGNIF (BITS(float) - _FEXPLEN + _HIDDENBIT - 1) -#define DMAXPOWTWO ((double)(1L << BITS(long) - 2) * \ - (1L << DSIGNIF - BITS(long) + 1)) -#define FMAXPOWTWO ((float)(1L << FSIGNIF - 1)) -#define DMAXEXP ((1 << _DEXPLEN - 1) - 1 + _IEEE) -#define FMAXEXP ((1 << _FEXPLEN - 1) - 1 + _IEEE) -#define LN_MAXDOUBLE (M_LN2 * DMAXEXP) -#define LN_MINDOUBLE (M_LN2 * (DMINEXP - 1)) - -#define H_PREC (DSIGNIF % 2 ? (1L << DSIGNIF/2) * M_SQRT2 : 1L << DSIGNIF/2) -#define X_EPS (1.0/H_PREC) -#define X_PLOSS ((double)(long)(M_PI * H_PREC)) -#define X_TLOSS (M_PI * DMAXPOWTWO) -#define M_LN2 0.69314718055994530942 -#define M_PI 3.14159265358979323846 -#define M_SQRT2 1.41421356237309504880 -#define MAXBEXP DMAXEXP /* for backward compatibility */ -#define MINBEXP DMINEXP /* for backward compatibility */ -#define MAXPOWTWO DMAXPOWTWO /* for backward compatibility */ - -#endif /*!_values_h*/ |