float.h revision 629c5b4c2d1807ea8dc85c5dc2022d8fa8906b64
1/*===---- float.h - Characteristics of floating point types ----------------=== 2 * 3 * Permission is hereby granted, free of charge, to any person obtaining a copy 4 * of this software and associated documentation files (the "Software"), to deal 5 * in the Software without restriction, including without limitation the rights 6 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 7 * copies of the Software, and to permit persons to whom the Software is 8 * furnished to do so, subject to the following conditions: 9 * 10 * The above copyright notice and this permission notice shall be included in 11 * all copies or substantial portions of the Software. 12 * 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 18 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 19 * THE SOFTWARE. 20 * 21 *===-----------------------------------------------------------------------=== 22 */ 23 24#ifndef __FLOAT_H 25#define __FLOAT_H 26 27/* Characteristics of floating point types, C99 5.2.4.2.2 */ 28 29#define FLT_EVAL_METHOD __FLT_EVAL_METHOD__ 30#define FLT_ROUNDS (__builtin_flt_rounds()) 31#define FLT_RADIX __FLT_RADIX__ 32 33#define FLT_MANT_DIG __FLT_MANT_DIG__ 34#define DBL_MANT_DIG __DBL_MANT_DIG__ 35#define LDBL_MANT_DIG __LDBL_MANT_DIG__ 36 37#define DECIMAL_DIG __DECIMAL_DIG__ 38 39#define FLT_MIN_EXP __FLT_MIN_EXP__ 40#define DBL_MIN_EXP __DBL_MIN_EXP__ 41#define LDBL_MIN_EXP __LDBL_MIN_EXP__ 42 43#define FLT_MIN_10_EXP __FLT_MIN_10_EXP__ 44#define DBL_MIN_10_EXP __DBL_MIN_10_EXP__ 45#define LDBL_MIN_10_EXP __LDBL_MIN_10_EXP__ 46 47#define FLT_MAX __FLT_MAX__ 48#define DBL_MAX __DBL_MAX__ 49#define LDBL_MAX __LDBL_MAX__ 50 51#define FLT_EPSILON __FLT_EPSILON__ 52#define DBL_EPSILON __DBL_EPSILON__ 53#define LDBL_EPSILON __LDBL_EPSILON__ 54 55#define FLT_MIN __FLT_MIN__ 56#define DBL_MIN __DBL_MIN__ 57#define LDBL_MIN __LDBL_MIN__ 58 59#endif /* __FLOAT_H */ 60