ieeefloat

/* Copyright 1996 Acorn Computers Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* float.h: ANSI draft (X3J11 Oct 86) library header, section 2.2.4.2 */
/* Copyright (C) A.C. Norman and A. Mycroft */
/* version 0.01 */

#ifndef __float_h
#define __float_h

/* IEEE version: the following values are taken from the above ANSI draft.  */
/* The ACORN FPE (v17) is known not to precisely implement IEEE arithmetic. */

#define FLT_RADIX     2
#define FLT_ROUNDS    1

#define FLT_MANT_DIG        24
#define DBL_MANT_DIG        53
#define LDBL_MANT_DIG       53

/* The values that follow are not achieved under Acorn's FPE version 17  */
/* but they should be correct in due course!                             */

#define FLT_EPSILON         1.19209290e-7F
#define DBL_EPSILON         2.2204460492503131e-16
#define LDBL_EPSILON        2.2204460492503131e-16L

#define FLT_DIG      6
#define DBL_DIG      15
#define LDBL_DIG     15

#define FLT_MIN_EXP  (-125)
#define DBL_MIN_EXP  (-1021)
#define LDBL_MIN_EXP (-1021)

#define FLT_MIN  1.17549435e-38F
#define DBL_MIN  2.22507385850720138e-308
#define LDBL_MIN 2.22507385850720138e-308L

#define FLT_MIN_10_EXP  (-37)
#define DBL_MIN_10_EXP  (-307)
#define LDBL_MIN_10_EXP (-307)

#define FLT_MAX_EXP  128
#define DBL_MAX_EXP  1024
#define LDBL_MAX_EXP 1024

#define FLT_MAX  3.40282347e+38F
#define DBL_MAX  1.79769313486231571e+308
#define LDBL_MAX 1.79769313486231571e+308L

#define FLT_MAX_10_EXP  38
#define DBL_MAX_10_EXP  308
#define LDBL_MAX_10_EXP 308

#endif

/* end of float.h */