glibc/bits/huge_val.h
Richard Henderson a86573f471 * math/Makefile (headers): Add bits/huge_valf.h, bits/huge_vall.h, and bits/inf.h. * math/math.h: Include them.
* sysdeps/alpha/fpu/bits/mathdef.h, sysdeps/arm/fpu/bits/mathdef.h,
        sysdeps/generic/bits/mathdef.h, sysdeps/i386/fpu/bits/mathdef.h,
        sysdeps/ia64/fpu/bits/mathdef.h, sysdeps/m68k/fpu/bits/mathdef.h,
        sysdeps/mips/fpu/bits/mathdef.h, sysdeps/powerpc/fpu/bits/mathdef.h,
        sysdeps/sh/sh4/fpu/bits/mathdef.h, sysdeps/sparc/fpu/bits/mathdef.h,
        sysdeps/x86_64/fpu/bits/mathdef.h: Remove INFINITY.

        * sysdeps/arm/bits/huge_val.h (HUGE_VAL): Use __builtin_huge_val.
        (HUGE_VALF, HUGE_VALL): Remove.
        * sysdeps/ieee754/bits/huge_val.h: Likewise.
        * sysdeps/sh/bits/huge_val.h: Likewise.

        * sysdeps/generic/bits/huge_val.h (HUGE_VAL): Use __builtin_huge_val.
        * sysdeps/generic/bits/huge_valf.h: New file.
        * sysdeps/generic/bits/huge_vall.h: New file.
        * sysdeps/generic/bits/inf.h: New file.
        * sysdeps/ieee754/bits/huge_valf.h: New file.
        * sysdeps/ieee754/bits/inf.h: New file.
        * sysdeps/i386/bits/huge_val.h: Remove file.
        * sysdeps/i386/bits/huge_vall.h: New file.
        * sysdeps/ia64/bits/huge_val.h: Remove file.
        * sysdeps/ia64/bits/huge_vall.h: New file.
        * sysdeps/ieee754/ldbl-128/bits/huge_vall.h: New file.
        * sysdeps/m68k/bits/huge_val.h: Remove file.
        * sysdeps/m68k/bits/huge_vall.h: New file.
        * sysdeps/s390/bits/huge_val.h: Remove file.
        * sysdeps/sh/sh4/fpu/bits/huge_val.h: Remove file.
        * sysdeps/sparc/bits/huge_vall.h: New file.
        * sysdeps/sparc/sparc32/fpu/bits/huge_val.h: Remove file.
        * sysdeps/sparc/sparc64/fpu/bits/huge_val.h: Remove file.

        * sysdeps/ieee754/bits/nan.h (NAN): Use __builtin_nanf.
        * sysdeps/mips/bits/nan.h (NAN): Likewise.
2004-03-15  Richard Henderson  <rth@redhat.com>

	* math/Makefile (headers): Add bits/huge_valf.h, bits/huge_vall.h,
	and bits/inf.h.
	* math/math.h: Include them.

	* sysdeps/alpha/fpu/bits/mathdef.h, sysdeps/arm/fpu/bits/mathdef.h,
	sysdeps/generic/bits/mathdef.h, sysdeps/i386/fpu/bits/mathdef.h,
	sysdeps/ia64/fpu/bits/mathdef.h, sysdeps/m68k/fpu/bits/mathdef.h,
	sysdeps/mips/fpu/bits/mathdef.h, sysdeps/powerpc/fpu/bits/mathdef.h,
	sysdeps/sh/sh4/fpu/bits/mathdef.h, sysdeps/sparc/fpu/bits/mathdef.h,
	sysdeps/x86_64/fpu/bits/mathdef.h: Remove INFINITY.

	* sysdeps/arm/bits/huge_val.h (HUGE_VAL): Use __builtin_huge_val.
	(HUGE_VALF, HUGE_VALL): Remove.
	* sysdeps/ieee754/bits/huge_val.h: Likewise.
	* sysdeps/sh/bits/huge_val.h: Likewise.

	* sysdeps/generic/bits/huge_val.h (HUGE_VAL): Use __builtin_huge_val.
	* sysdeps/generic/bits/huge_valf.h: New file.
	* sysdeps/generic/bits/huge_vall.h: New file.
	* sysdeps/generic/bits/inf.h: New file.
	* sysdeps/ieee754/bits/huge_valf.h: New file.
	* sysdeps/ieee754/bits/inf.h: New file.
	* sysdeps/i386/bits/huge_val.h: Remove file.
	* sysdeps/i386/bits/huge_vall.h: New file.
	* sysdeps/ia64/bits/huge_val.h: Remove file.
	* sysdeps/ia64/bits/huge_vall.h: New file.
	* sysdeps/ieee754/ldbl-128/bits/huge_vall.h: New file.
	* sysdeps/m68k/bits/huge_val.h: Remove file.
	* sysdeps/m68k/bits/huge_vall.h: New file.
	* sysdeps/s390/bits/huge_val.h: Remove file.
	* sysdeps/sh/sh4/fpu/bits/huge_val.h: Remove file.
	* sysdeps/sparc/bits/huge_vall.h: New file.
	* sysdeps/sparc/sparc32/fpu/bits/huge_val.h: Remove file.
	* sysdeps/sparc/sparc64/fpu/bits/huge_val.h: Remove file.

	* sysdeps/ieee754/bits/nan.h (NAN): Use __builtin_nanf.
	* sysdeps/mips/bits/nan.h (NAN): Likewise.
2004-03-15 21:44:11 +00:00

30 lines
1.1 KiB
C

/* Stub `HUGE_VAL' constant.
Used by <stdlib.h> and <math.h> functions for overflow.
Copyright (C) 1992, 1996, 1997, 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. */
#ifndef _MATH_H
# error "Never use <bits/huge_val.h> directly; include <math.h> instead."
#endif
#if __GNUC_PREREQ(3,3)
# define HUGE_VAL (__builtin_huge_val())
#else
# define HUGE_VAL 1e37
#endif