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- /*
- * Copyright (c) 1989 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)float.h 7.1 (Berkeley) 5/8/90
- */
-
- #ifndef _MACHINE_FLOAT_H
- #define _MACHINE_FLOAT_H
-
- #define FLT_RADIX 2 /* b */
- #define FLT_ROUNDS 1 /* FP addition rounds to nearest */
-
- #define FLT_MANT_DIG 24 /* p */
- #define FLT_EPSILON 1.19209290E-07F /* b**(1-p) */
- #define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */
- #define FLT_MIN_EXP -125 /* emin */
- #define FLT_MIN 1.17549435E-38F /* b**(emin-1) */
- #define FLT_MIN_10_EXP -37 /* ceil(log10(b**(emin-1))) */
- #define FLT_MAX_EXP 128 /* emax */
- #define FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */
- #define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */
-
- #define DBL_MANT_DIG 53
- #define DBL_EPSILON 2.2204460492503131E-16
- #define DBL_DIG 15
- #define DBL_MIN_EXP -1021
- #define DBL_MIN 2.225073858507201E-308
- #define DBL_MIN_10_EXP -307
- #define DBL_MAX_EXP 1024
- #define DBL_MAX 1.797693134862316E+308
- /* #define DBL_MAX (*(double *)(unsigned long []){0x7fefffff, 0xffffffff}) */
- #define DBL_MAX_10_EXP 308
-
- #define LDBL_MANT_DIG DBL_MANT_DIG
- #define LDBL_EPSILON DBL_EPSILON
- #define LDBL_DIG DBL_DIG
- #define LDBL_MIN_EXP DBL_MIN_EXP
- #define LDBL_MIN DBL_MIN
- #define LDBL_MIN_10_EXP DBL_MIN_10_EXP
- #define LDBL_MAX_EXP DBL_MAX_EXP
- #define LDBL_MAX DBL_MAX
- #define LDBL_MAX_10_EXP DBL_MAX_10_EXP
-
- /* C++ support */
- #define MAXFLOAT FLT_MAX
- #define MAXDOUBLE DBL_MAX
- #define MINFLOAT FLT_MIN
- #define MINDOUBLE DBL_MIN
-
- #define _IEEE 1
- #define _DEXPLEN 11
- #define _FEXPLEN 8
- #define _HIDDENBIT 1
-
- #define DMINEXP DBL_MIN_EXP
- #define FMINEXP FLT_MIN_EXP
- #define DMAXEXP DBL_MAX_EXP
- #define FMAXEXP FLT_MAX_EXP
-
- #define DSIGNIF DBL_MANT_DIG
- #define FSIGNIF FLT_MANT_DIG
-
- #define DMAXPOWTWO ((double)(1L << LONGBITS -2)*(1L << DSIGNIF - LONGBITS +1))
- #define FMAXPOWTWO ((float)(1L << FSIGNIF - 1))
-
- #endif /* _MACHINE_FLOAT_H */
-