From a86573f4715e5f9638a8ae5e298203dbed7481b9 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Mon, 15 Mar 2004 21:44:11 +0000 Subject: * 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 * 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. --- sysdeps/i386/bits/huge_val.h | 81 ------------------------------------------- sysdeps/i386/bits/huge_vall.h | 43 +++++++++++++++++++++++ 2 files changed, 43 insertions(+), 81 deletions(-) delete mode 100644 sysdeps/i386/bits/huge_val.h create mode 100644 sysdeps/i386/bits/huge_vall.h (limited to 'sysdeps/i386/bits') diff --git a/sysdeps/i386/bits/huge_val.h b/sysdeps/i386/bits/huge_val.h deleted file mode 100644 index 43f576d8ae..0000000000 --- a/sysdeps/i386/bits/huge_val.h +++ /dev/null @@ -1,81 +0,0 @@ -/* `HUGE_VAL' constants for ix86 (where it is infinity). - Used by and functions for overflow. - Copyright (C) 1992, 1995, 1996, 1997, 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 _MATH_H -# error "Never use directly; include instead." -#endif - -#include - -/* IEEE positive infinity (-HUGE_VAL is negative infinity). */ - -#if __GNUC_PREREQ(2,96) -# define HUGE_VAL (__extension__ 0x1.0p2047) -#else -# define __HUGE_VAL_bytes { 0, 0, 0, 0, 0, 0, 0xf0, 0x7f } - -# define __huge_val_t union { unsigned char __c[8]; double __d; } -# ifdef __GNUC__ -# define HUGE_VAL (__extension__ \ - ((__huge_val_t) { __c: __HUGE_VAL_bytes }).__d) -# else /* Not GCC. */ -static __huge_val_t __huge_val = { __HUGE_VAL_bytes }; -# define HUGE_VAL (__huge_val.__d) -# endif /* GCC. */ -#endif /* GCC 2.95 */ - - -/* ISO C99 extensions: (float) HUGE_VALF and (long double) HUGE_VALL. */ - -#ifdef __USE_ISOC99 - -# if __GNUC_PREREQ(2,96) - -# define HUGE_VALF (__extension__ 0x1.0p255f) -# define HUGE_VALL (__extension__ 0x1.0p32767L) - -# else - -# define __HUGE_VALF_bytes { 0, 0, 0x80, 0x7f } - -# define __huge_valf_t union { unsigned char __c[4]; float __f; } -# ifdef __GNUC__ -# define HUGE_VALF (__extension__ \ - ((__huge_valf_t) { __c: __HUGE_VALF_bytes }).__f) -# else /* Not GCC. */ -static __huge_valf_t __huge_valf = { __HUGE_VALF_bytes }; -# define HUGE_VALF (__huge_valf.__f) -# endif /* GCC. */ - - -# define __HUGE_VALL_bytes { 0, 0, 0, 0, 0, 0, 0, 0x80, 0xff, 0x7f, 0, 0 } - -# define __huge_vall_t union { unsigned char __c[12]; long double __ld; } -# ifdef __GNUC__ -# define HUGE_VALL (__extension__ \ - ((__huge_vall_t) { __c: __HUGE_VALL_bytes }).__ld) -# else /* Not GCC. */ -static __huge_vall_t __huge_vall = { __HUGE_VALL_bytes }; -# define HUGE_VALL (__huge_vall.__ld) -# endif /* GCC. */ - -# endif /* GCC 2.95 */ - -#endif /* __USE_ISOC99. */ diff --git a/sysdeps/i386/bits/huge_vall.h b/sysdeps/i386/bits/huge_vall.h new file mode 100644 index 0000000000..0678c7cd33 --- /dev/null +++ b/sysdeps/i386/bits/huge_vall.h @@ -0,0 +1,43 @@ +/* `HUGE_VALL' constant for ix86 (where it is infinity). + Used by and functions for overflow. + Copyright (C) 1992, 1995, 1996, 1997, 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. */ + +#ifndef _MATH_H +# error "Never use directly; include instead." +#endif + +#if __GNUC_PREREQ(3,3) +# define HUGE_VALL (__builtin_huge_vall()) +#elif __GNUC_PREREQ(2,96) +# define HUGE_VALL (__extension__ 0x1.0p32767L) +#else + +# define __HUGE_VALL_bytes { 0, 0, 0, 0, 0, 0, 0, 0x80, 0xff, 0x7f, 0, 0 } + +# define __huge_vall_t union { unsigned char __c[12]; long double __ld; } +# ifdef __GNUC__ +# define HUGE_VALL (__extension__ \ + ((__huge_vall_t) { __c: __HUGE_VALL_bytes }).__ld) +# else /* Not GCC. */ +static __huge_vall_t __huge_vall = { __HUGE_VALL_bytes }; +# define HUGE_VALL (__huge_vall.__ld) +# endif /* GCC. */ + +#endif /* GCC 2.95 */ -- cgit v1.2.3