diff options
Diffstat (limited to 'gcc-4.2.1-5666.3/gcc/ginclude/float.h')
| -rw-r--r-- | gcc-4.2.1-5666.3/gcc/ginclude/float.h | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/gcc-4.2.1-5666.3/gcc/ginclude/float.h b/gcc-4.2.1-5666.3/gcc/ginclude/float.h deleted file mode 100644 index 1337f6ba6..000000000 --- a/gcc-4.2.1-5666.3/gcc/ginclude/float.h +++ /dev/null @@ -1,164 +0,0 @@ -/* Copyright (C) 2002 Free Software Foundation, Inc. - -This file is part of GCC. - -GCC is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GCC is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GCC; see the file COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ - -/* As a special exception, if you include this header file into source - files compiled by GCC, this header file does not by itself cause - the resulting executable to be covered by the GNU General Public - License. This exception does not however invalidate any other - reasons why the executable file might be covered by the GNU General - Public License. */ - -/* - * ISO C Standard: 5.2.4.2.2 Characteristics of floating types <float.h> - */ - -#ifndef _FLOAT_H___ -#define _FLOAT_H___ - -/* Radix of exponent representation, b. */ -#undef FLT_RADIX -#define FLT_RADIX __FLT_RADIX__ - -/* Number of base-FLT_RADIX digits in the significand, p. */ -#undef FLT_MANT_DIG -#undef DBL_MANT_DIG -#undef LDBL_MANT_DIG -#define FLT_MANT_DIG __FLT_MANT_DIG__ -#define DBL_MANT_DIG __DBL_MANT_DIG__ -#define LDBL_MANT_DIG __LDBL_MANT_DIG__ - -/* Number of decimal digits, q, such that any floating-point number with q - decimal digits can be rounded into a floating-point number with p radix b - digits and back again without change to the q decimal digits, - - p * log10(b) if b is a power of 10 - floor((p - 1) * log10(b)) otherwise -*/ -#undef FLT_DIG -#undef DBL_DIG -#undef LDBL_DIG -#define FLT_DIG __FLT_DIG__ -#define DBL_DIG __DBL_DIG__ -#define LDBL_DIG __LDBL_DIG__ - -/* Minimum int x such that FLT_RADIX**(x-1) is a normalized float, emin */ -#undef FLT_MIN_EXP -#undef DBL_MIN_EXP -#undef LDBL_MIN_EXP -#define FLT_MIN_EXP __FLT_MIN_EXP__ -#define DBL_MIN_EXP __DBL_MIN_EXP__ -#define LDBL_MIN_EXP __LDBL_MIN_EXP__ - -/* Minimum negative integer such that 10 raised to that power is in the - range of normalized floating-point numbers, - - ceil(log10(b) * (emin - 1)) -*/ -#undef FLT_MIN_10_EXP -#undef DBL_MIN_10_EXP -#undef LDBL_MIN_10_EXP -#define FLT_MIN_10_EXP __FLT_MIN_10_EXP__ -#define DBL_MIN_10_EXP __DBL_MIN_10_EXP__ -#define LDBL_MIN_10_EXP __LDBL_MIN_10_EXP__ - -/* Maximum int x such that FLT_RADIX**(x-1) is a representable float, emax. */ -#undef FLT_MAX_EXP -#undef DBL_MAX_EXP -#undef LDBL_MAX_EXP -#define FLT_MAX_EXP __FLT_MAX_EXP__ -#define DBL_MAX_EXP __DBL_MAX_EXP__ -#define LDBL_MAX_EXP __LDBL_MAX_EXP__ - -/* Maximum integer such that 10 raised to that power is in the range of - representable finite floating-point numbers, - - floor(log10((1 - b**-p) * b**emax)) -*/ -#undef FLT_MAX_10_EXP -#undef DBL_MAX_10_EXP -#undef LDBL_MAX_10_EXP -#define FLT_MAX_10_EXP __FLT_MAX_10_EXP__ -#define DBL_MAX_10_EXP __DBL_MAX_10_EXP__ -#define LDBL_MAX_10_EXP __LDBL_MAX_10_EXP__ - -/* Maximum representable finite floating-point number, - - (1 - b**-p) * b**emax -*/ -#undef FLT_MAX -#undef DBL_MAX -#undef LDBL_MAX -#define FLT_MAX __FLT_MAX__ -#define DBL_MAX __DBL_MAX__ -#define LDBL_MAX __LDBL_MAX__ - -/* The difference between 1 and the least value greater than 1 that is - representable in the given floating point type, b**1-p. */ -#undef FLT_EPSILON -#undef DBL_EPSILON -#undef LDBL_EPSILON -#define FLT_EPSILON __FLT_EPSILON__ -#define DBL_EPSILON __DBL_EPSILON__ -#define LDBL_EPSILON __LDBL_EPSILON__ - -/* Minimum normalized positive floating-point number, b**(emin - 1). */ -#undef FLT_MIN -#undef DBL_MIN -#undef LDBL_MIN -#define FLT_MIN __FLT_MIN__ -#define DBL_MIN __DBL_MIN__ -#define LDBL_MIN __LDBL_MIN__ - -/* Addition rounds to 0: zero, 1: nearest, 2: +inf, 3: -inf, -1: unknown. */ -/* APPLE LOCAL begin 3399553 */ -/* This changes with calls to fesetround in <fenv.h>. */ -#undef FLT_ROUNDS -#define FLT_ROUNDS (__builtin_flt_rounds ()) -/* APPLE LOCAL end 3399553 */ - -#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L -/* The floating-point expression evaluation method. - -1 indeterminate - 0 evaluate all operations and constants just to the range and - precision of the type - 1 evaluate operations and constants of type float and double - to the range and precision of the double type, evaluate - long double operations and constants to the range and - precision of the long double type - 2 evaluate all operations and constants to the range and - precision of the long double type - - ??? This ought to change with the setting of the fp control word; - the value provided by the compiler assumes the widest setting. */ -#undef FLT_EVAL_METHOD -#define FLT_EVAL_METHOD __FLT_EVAL_METHOD__ - -/* Number of decimal digits, n, such that any floating-point number in the - widest supported floating type with pmax radix b digits can be rounded - to a floating-point number with n decimal digits and back again without - change to the value, - - pmax * log10(b) if b is a power of 10 - ceil(1 + pmax * log10(b)) otherwise -*/ -#undef DECIMAL_DIG -#define DECIMAL_DIG __DECIMAL_DIG__ - -#endif /* C99 */ -#endif /* _FLOAT_H___ */ |