1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */ 23*0Sstevel@tonic-gate /* All Rights Reserved */ 24*0Sstevel@tonic-gate 25*0Sstevel@tonic-gate 26*0Sstevel@tonic-gate /* 27*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 28*0Sstevel@tonic-gate * Use is subject to license terms. 29*0Sstevel@tonic-gate */ 30*0Sstevel@tonic-gate 31*0Sstevel@tonic-gate #ifndef _FLOAT_H 32*0Sstevel@tonic-gate #define _FLOAT_H 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate #include <sys/feature_tests.h> 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate #ifdef __cplusplus 39*0Sstevel@tonic-gate extern "C" { 40*0Sstevel@tonic-gate #endif 41*0Sstevel@tonic-gate 42*0Sstevel@tonic-gate #if defined(__sparc) 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate #if defined(__STDC__) 45*0Sstevel@tonic-gate extern int __flt_rounds(void); 46*0Sstevel@tonic-gate #else /* defined(__STDC__) */ 47*0Sstevel@tonic-gate extern int __flt_rounds(); 48*0Sstevel@tonic-gate #endif /* defined(__STDC__) */ 49*0Sstevel@tonic-gate #define FLT_ROUNDS __flt_rounds() 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate #else /* defined(__sparc) */ 52*0Sstevel@tonic-gate 53*0Sstevel@tonic-gate #if defined(__STDC__) 54*0Sstevel@tonic-gate extern int __fltrounds(void); 55*0Sstevel@tonic-gate #else /* defined (__STDC__) */ 56*0Sstevel@tonic-gate extern int __fltrounds(); 57*0Sstevel@tonic-gate #endif /* defined(__STDC__) */ 58*0Sstevel@tonic-gate #if defined(__amd64) 59*0Sstevel@tonic-gate #define FLT_ROUNDS __fltrounds() 60*0Sstevel@tonic-gate #else /* defined(__amd64) */ 61*0Sstevel@tonic-gate extern int __flt_rounds; 62*0Sstevel@tonic-gate #define FLT_ROUNDS __flt_rounds 63*0Sstevel@tonic-gate #endif /* defined(__amd64) */ 64*0Sstevel@tonic-gate #endif /* defined(__sparc) */ 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate /* Introduced in ISO/IEC 9899:1999 standard */ 67*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || defined(_STDC_C99) || \ 68*0Sstevel@tonic-gate (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) 69*0Sstevel@tonic-gate #if defined(__FLT_EVAL_METHOD__) 70*0Sstevel@tonic-gate #define FLT_EVAL_METHOD __FLT_EVAL_METHOD__ 71*0Sstevel@tonic-gate #else 72*0Sstevel@tonic-gate #define FLT_EVAL_METHOD -1 73*0Sstevel@tonic-gate #endif /* defined(__FLT_EVAL_METHOD__) */ 74*0Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) || defined(_STDC_C99)... */ 75*0Sstevel@tonic-gate 76*0Sstevel@tonic-gate #define FLT_RADIX 2 77*0Sstevel@tonic-gate #define FLT_MANT_DIG 24 78*0Sstevel@tonic-gate #define FLT_EPSILON 1.1920928955078125000000E-07F 79*0Sstevel@tonic-gate #define FLT_DIG 6 80*0Sstevel@tonic-gate #define FLT_MIN_EXP (-125) 81*0Sstevel@tonic-gate #define FLT_MIN 1.1754943508222875079688E-38F 82*0Sstevel@tonic-gate #define FLT_MIN_10_EXP (-37) 83*0Sstevel@tonic-gate #define FLT_MAX_EXP (+128) 84*0Sstevel@tonic-gate #define FLT_MAX 3.4028234663852885981170E+38F 85*0Sstevel@tonic-gate #define FLT_MAX_10_EXP (+38) 86*0Sstevel@tonic-gate 87*0Sstevel@tonic-gate #define DBL_MANT_DIG 53 88*0Sstevel@tonic-gate #define DBL_EPSILON 2.2204460492503130808473E-16 89*0Sstevel@tonic-gate #define DBL_DIG 15 90*0Sstevel@tonic-gate #define DBL_MIN_EXP (-1021) 91*0Sstevel@tonic-gate #define DBL_MIN 2.2250738585072013830903E-308 92*0Sstevel@tonic-gate #define DBL_MIN_10_EXP (-307) 93*0Sstevel@tonic-gate #define DBL_MAX_EXP (+1024) 94*0Sstevel@tonic-gate #define DBL_MAX 1.7976931348623157081452E+308 95*0Sstevel@tonic-gate #define DBL_MAX_10_EXP (+308) 96*0Sstevel@tonic-gate 97*0Sstevel@tonic-gate /* Introduced in ISO/IEC 9899:1999 standard */ 98*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || defined(_STDC_C99) || \ 99*0Sstevel@tonic-gate (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) 100*0Sstevel@tonic-gate #if defined(__sparc) 101*0Sstevel@tonic-gate #define DECIMAL_DIG 36 102*0Sstevel@tonic-gate #elif defined(__i386) || defined(__amd64) 103*0Sstevel@tonic-gate #define DECIMAL_DIG 21 104*0Sstevel@tonic-gate #endif 105*0Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) || defined(_STDC_C99)... */ 106*0Sstevel@tonic-gate 107*0Sstevel@tonic-gate 108*0Sstevel@tonic-gate #if defined(__i386) || defined(__amd64) 109*0Sstevel@tonic-gate 110*0Sstevel@tonic-gate /* Follows IEEE standards for 80-bit floating point */ 111*0Sstevel@tonic-gate #define LDBL_MANT_DIG 64 112*0Sstevel@tonic-gate #define LDBL_EPSILON 1.0842021724855044340075E-19L 113*0Sstevel@tonic-gate #define LDBL_DIG 18 114*0Sstevel@tonic-gate #define LDBL_MIN_EXP (-16381) 115*0Sstevel@tonic-gate #define LDBL_MIN 3.3621031431120935062627E-4932L 116*0Sstevel@tonic-gate #define LDBL_MIN_10_EXP (-4931) 117*0Sstevel@tonic-gate #define LDBL_MAX_EXP (+16384) 118*0Sstevel@tonic-gate #define LDBL_MAX 1.1897314953572317650213E+4932L 119*0Sstevel@tonic-gate #define LDBL_MAX_10_EXP (+4932) 120*0Sstevel@tonic-gate 121*0Sstevel@tonic-gate #elif defined(__sparc) 122*0Sstevel@tonic-gate 123*0Sstevel@tonic-gate /* Follows IEEE standards for 128-bit floating point */ 124*0Sstevel@tonic-gate #define LDBL_MANT_DIG 113 125*0Sstevel@tonic-gate #define LDBL_EPSILON 1.925929944387235853055977942584927319E-34L 126*0Sstevel@tonic-gate #define LDBL_DIG 33 127*0Sstevel@tonic-gate #define LDBL_MIN_EXP (-16381) 128*0Sstevel@tonic-gate #define LDBL_MIN 3.362103143112093506262677817321752603E-4932L 129*0Sstevel@tonic-gate #define LDBL_MIN_10_EXP (-4931) 130*0Sstevel@tonic-gate #define LDBL_MAX_EXP (+16384) 131*0Sstevel@tonic-gate #define LDBL_MAX 1.189731495357231765085759326628007016E+4932L 132*0Sstevel@tonic-gate #define LDBL_MAX_10_EXP (+4932) 133*0Sstevel@tonic-gate 134*0Sstevel@tonic-gate #else 135*0Sstevel@tonic-gate 136*0Sstevel@tonic-gate #error "Unknown architecture!" 137*0Sstevel@tonic-gate 138*0Sstevel@tonic-gate #endif 139*0Sstevel@tonic-gate 140*0Sstevel@tonic-gate 141*0Sstevel@tonic-gate #ifdef __cplusplus 142*0Sstevel@tonic-gate } 143*0Sstevel@tonic-gate #endif 144*0Sstevel@tonic-gate 145*0Sstevel@tonic-gate #endif /* _FLOAT_H */ 146