From e47414d975e0ba1fe3a5f329756a20daaf31fefa Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 23 Aug 2006 19:25:34 +0000 Subject: import new headers from upstream via psm --- libc/sysdeps/linux/sh/bits/fenv.h | 72 ++++++++++++++++++++++++++++++++++++ libc/sysdeps/linux/sh/bits/mathdef.h | 69 ++++++++++++++++++++++++++++++++++ 2 files changed, 141 insertions(+) create mode 100644 libc/sysdeps/linux/sh/bits/fenv.h create mode 100644 libc/sysdeps/linux/sh/bits/mathdef.h (limited to 'libc/sysdeps/linux/sh') diff --git a/libc/sysdeps/linux/sh/bits/fenv.h b/libc/sysdeps/linux/sh/bits/fenv.h new file mode 100644 index 000000000..cbbad92e1 --- /dev/null +++ b/libc/sysdeps/linux/sh/bits/fenv.h @@ -0,0 +1,72 @@ +/* Copyright (C) 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _FENV_H +# error "Never use directly; include instead." +#endif + + +/* Define bits representing the exception. We use the bit positions + of the appropriate bits in the FPU control word. */ +enum + { + FE_INEXACT = 0x04, +#define FE_INEXACT FE_INEXACT + FE_UNDERFLOW = 0x08, +#define FE_UNDERFLOW FE_UNDERFLOW + FE_OVERFLOW = 0x10, +#define FE_OVERFLOW FE_OVERFLOW + FE_DIVBYZERO = 0x20, +#define FE_DIVBYZERO FE_DIVBYZERO + FE_INVALID = 0x40, +#define FE_INVALID FE_INVALID + }; + +#define FE_ALL_EXCEPT \ + (FE_INEXACT | FE_DIVBYZERO | FE_UNDERFLOW | FE_OVERFLOW | FE_INVALID) + +/* The SH FPU supports all of the four defined rounding modes. We + use again the bit positions in the FPU control word as the values + for the appropriate macros. */ +enum + { + FE_TONEAREST = 0x0, +#define FE_TONEAREST FE_TONEAREST + FE_TOWARDZERO = 0x1, +#define FE_TOWARDZERO FE_TOWARDZERO + FE_UPWARD = 0x2, +#define FE_UPWARD FE_UPWARD + FE_DOWNWARD = 0x3 +#define FE_DOWNWARD FE_DOWNWARD + }; + + +/* Type representing exception flags. */ +typedef unsigned short int fexcept_t; + + +/* Type representing floating-point environment. This function corresponds + to the layout of the block written by the `fstenv'. */ +typedef struct + { + unsigned int __fpscr; + } +fenv_t; + +/* If the default argument is used we use this value. */ +#define FE_DFL_ENV ((fenv_t *) -1) diff --git a/libc/sysdeps/linux/sh/bits/mathdef.h b/libc/sysdeps/linux/sh/bits/mathdef.h new file mode 100644 index 000000000..2b8caf194 --- /dev/null +++ b/libc/sysdeps/linux/sh/bits/mathdef.h @@ -0,0 +1,69 @@ +/* Copyright (C) 1997, 1998, 1999, 2000, 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#if !defined _MATH_H && !defined _COMPLEX_H +# error "Never use directly; include instead" +#endif + + +/* FIXME! This file describes properties of the compiler, not the machine; + it should not be part of libc! + + FIXME! This file does not deal with the -fshort-double option of + gcc! */ + +#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF +# define _MATH_H_MATHDEF 1 + +# ifdef __GNUC__ +# if __STDC__ == 1 + +/* In GNU or ANSI mode, gcc leaves `float' expressions as-is. */ +typedef float float_t; /* `float' expressions are evaluated as + `float'. */ +typedef double double_t; /* `double' expressions are evaluated as + `double'. */ + +# else + +/* For `gcc -traditional', `float' expressions are evaluated as `double'. */ +typedef double float_t; /* `float' expressions are evaluated as + `double'. */ +typedef double double_t; /* `double' expressions are evaluated as + `double'. */ + +# endif +# else + +/* Wild guess at types for float_t and double_t. */ +typedef double float_t; +typedef double double_t; + +# endif + +/* The values returned by `ilogb' for 0 and NaN respectively. */ +# define FP_ILOGB0 0x80000001 +# define FP_ILOGBNAN 0x7fffffff + +#endif /* ISO C99 */ + +#ifndef __NO_LONG_DOUBLE_MATH +/* Signal that we do not really have a `long double'. The disables the + declaration of all the `long double' function variants. */ +# define __NO_LONG_DOUBLE_MATH 1 +#endif -- cgit v1.2.3