+++ /dev/null
-/* Configuration data for libmath subpart of libstdc++. */
-
-/* Copyright (C) 1997-1999, 2000, 2001 Free Software Foundation, Inc.
-
- This file is part of the GNU ISO C++ Library. This library 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.
-
- This library 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 this library; see the file COPYING. If not, write to the Free
- Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
- USA.
-
- As a special exception, you may use this file as part of a free software
- library without restriction. Specifically, if other files instantiate
- templates or use macros or inline functions from this file, or you compile
- this file and link it with other files to produce an executable, this
- 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. */
-
-
-#include <config.h>
-
-#ifdef HAVE_ENDIAN_H
-# include <endian.h>
-#else
-# ifdef HAVE_MACHINE_ENDIAN_H
-# ifdef HAVE_SYS_TYPES_H
-# include <sys/types.h>
-# endif
-# include <machine/endian.h>
-# else
-# ifdef HAVE_SYS_MACHINE_H
-# include <sys/machine.h>
-# else
-# if defined HAVE_SYS_ISA_DEFS_H || defined HAVE_MACHINE_PARAM_H
-/* This is on Solaris. */
-# ifdef HAVE_SYS_ISA_DEFS_H
-# include <sys/isa_defs.h>
-# endif
-# ifdef HAVE_MACHINE_PARAM_H
-# include <machine/param.h>
-# endif
-# ifdef _LITTLE_ENDIAN
-# define LITTLE_ENDIAN 1
-# endif
-# ifdef _BIG_ENDIAN
-# define BIG_ENDIAN 1
-# endif
-# define BYTE_ORDER 1
-# else
-/* We have to rely on the AC_C_BIGENDIAN test. */
-# ifdef WORDS_BIGENDIAN
-# define BIG_ENDIAN 1
-# else
-# define LITTLE_ENDIAN 1
-# endif
-# define BYTE_ORDER 1
-# endif
-# endif
-# endif
-#endif
-
-typedef unsigned int U_int32_t __attribute ((mode (SI)));
-typedef int Int32_t __attribute ((mode (SI)));
-typedef unsigned int U_int64_t __attribute ((mode (DI)));
-typedef int Int64_t __attribute ((mode (DI)));
-
-#ifdef HAVE_NAN_H
-# include <nan.h>
-#endif
-
-#ifndef NAN
-# define NAN (nan())
-double nan (void);
-#endif
-
-#ifdef HAVE_IEEEFP_H
-# include <ieeefp.h>
-#endif
-
-#ifdef HAVE_FP_H
-# include <fp.h>
-#endif
-
-#ifdef HAVE_FLOAT_H
-# include <float.h>
-#endif
-
-/* `float' variant of HUGE_VAL. */
-#ifndef HUGE_VALF
-# ifdef HUGE_VALf
-# define HUGE_VALF HUGE_VALf
-# else
-# define HUGE_VALF HUGE_VAL
-# endif
-#endif
-
-/* `long double' variant of HUGE_VAL. */
-#ifndef HUGE_VALL
-# ifdef HUGE_VALl
-# define HUGE_VALL HUGE_VALl
-# else
-# define HUGE_VALL HUGE_VAL
-# endif
-#endif
-
-/* Make sure that at least HUGE_VAL is defined. */
-#ifndef HUGE_VAL
-# ifdef HUGE
-# define HUGE_VAL HUGE
-# else
-# ifdef MAXFLOAT
-# define HUGE_VAL MAXFLOAT
-# else
-# error "We need HUGE_VAL!"
-# endif
-# endif
-#endif
-
-#ifndef M_PI
-# define M_PI 3.14159265358979323846
-#endif
-
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/* signbit is a macro in ISO C99. */
-#ifndef signbit
-extern int __signbitf (float);
-extern int __signbit (double);
-extern int __signbitl (long double);
-
-# define signbit(x) \
- (sizeof (x) == sizeof (float) ? \
- __signbitf (x) \
- : sizeof (x) == sizeof (double) ? \
- __signbit (x) : __signbitl (x))
-#endif
-
-#if BYTE_ORDER == BIG_ENDIAN
-typedef union
-{
- double value;
- struct
- {
- U_int32_t msw;
- U_int32_t lsw;
- } parts;
-} ieee_double_shape_type;
-#endif
-#if BYTE_ORDER == LITTLE_ENDIAN
-typedef union
-{
- double value;
- struct
- {
- U_int32_t lsw;
- U_int32_t msw;
- } parts;
-} ieee_double_shape_type;
-#endif
-/* Get the more significant 32 bit int from a double. */
-#define GET_HIGH_WORD(i,d) \
-do { \
- ieee_double_shape_type gh_u; \
- gh_u.value = (d); \
- (i) = gh_u.parts.msw; \
-} while (0)
-
-
-typedef union
-{
- float value;
- U_int32_t word;
-} ieee_float_shape_type;
-/* Get a 32 bit int from a float. */
-#define GET_FLOAT_WORD(i,d) \
-do { \
- ieee_float_shape_type gf_u; \
- gf_u.value = (d); \
- (i) = gf_u.word; \
-} while (0)
-
-
-#if BYTE_ORDER == BIG_ENDIAN
-typedef union
-{
- long double value;
- struct
- {
- unsigned int sign_exponent:16;
- unsigned int empty:16;
- U_int32_t msw;
- U_int32_t lsw;
- } parts;
-} ieee_long_double_shape_type;
-#endif
-#if BYTE_ORDER == LITTLE_ENDIAN
-typedef union
-{
- long double value;
- struct
- {
- U_int32_t lsw;
- U_int32_t msw;
- unsigned int sign_exponent:16;
- unsigned int empty:16;
- } parts;
-} ieee_long_double_shape_type;
-#endif
-/* Get int from the exponent of a long double. */
-#define GET_LDOUBLE_EXP(exp,d) \
-do { \
- ieee_long_double_shape_type ge_u; \
- ge_u.value = (d); \
- (exp) = ge_u.parts.sign_exponent; \
-} while (0)
-
-#if BYTE_ORDER == BIG_ENDIAN
-typedef union
-{
- long double value;
- struct
- {
- U_int64_t msw;
- U_int64_t lsw;
- } parts64;
- struct
- {
- U_int32_t w0, w1, w2, w3;
- } parts32;
-} ieee_quad_double_shape_type;
-#endif
-#if BYTE_ORDER == LITTLE_ENDIAN
-typedef union
-{
- long double value;
- struct
- {
- U_int64_t lsw;
- U_int64_t msw;
- } parts64;
- struct
- {
- U_int32_t w3, w2, w1, w0;
- } parts32;
-} ieee_quad_double_shape_type;
-#endif
-/* Get most significant 64 bit int from a quad long double. */
-#define GET_LDOUBLE_MSW64(msw,d) \
-do { \
- ieee_quad_double_shape_type qw_u; \
- qw_u.value = (d); \
- (msw) = qw_u.parts64.msw; \
-} while (0)
-
-
-/* Replacement for non-existing float functions. */
-#if !defined(HAVE_FABSF) && !defined(HAVE___BUILTIN_FABSF)
-# define fabsf(x) fabs (x)
-#endif
-#if !defined(HAVE_COSF) && !defined(HAVE___BUILTIN_COSF)
-# define cosf(x) cos (x)
-#endif
-#ifndef HAVE_COSHF
-# define coshf(x) cosh (x)
-#endif
-#ifndef HAVE_EXPF
-# define expf(x) expf (x)
-#endif
-#ifndef HAVE_LOGF
-# define logf(x) log(x)
-#endif
-#ifndef HAVE_LOG10F
-# define log10f(x) log10 (x)
-#endif
-#ifndef HAVE_POWF
-# define powf(x, y) pow (x, y)
-#endif
-#if !defined(HAVE_SINF) && !defined(HAVE___BUILTIN_SINF)
-# define sinf(x) sin (x)
-#endif
-#ifndef HAVE_SINHF
-# define sinhf(x) sinh (x)
-#endif
-#if !defined(HAVE_SQRTF) && !defined(HAVE___BUILTIN_SQRTF)
-# define sqrtf(x) sqrt (x)
-#endif
-#ifndef HAVE_TANF
-# define tanf(x) tan (x)
-#endif
-#ifndef HAVE_TANHF
-# define tanhf(x) tanh (x)
-#endif
-#ifndef HAVE_STRTOF
-# define strtof(s, e) strtod (s, e)
-#endif
-
-#ifdef __cplusplus
-}
-#endif
-
projects / msp430-gcc.git / blobdiff