* 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.
This commit is contained in:
Richard Henderson
parent
399e12d470
commit
154a5429ac
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@ -1,4 +1,5 @@
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/* Copyright (C) 1997, 1998, 1999, 2000, 2003 Free Software Foundation, Inc.
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/* Copyright (C) 1997, 1998, 1999, 2000, 2003, 2004
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Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -33,18 +34,12 @@
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typedef float float_t;
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typedef double double_t;
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/* Define `INFINITY' as value of type `float'. */
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# define INFINITY HUGE_VALF
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# else
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/* For `gcc -traditional', `float' expressions are evaluated as `double'. */
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typedef double float_t;
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typedef double double_t;
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/* Define `INFINITY' as value of type `float'. */
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# define INFINITY HUGE_VALF
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# endif
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# else
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@ -52,9 +47,6 @@ typedef double double_t;
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typedef double float_t;
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typedef double double_t;
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/* Define `INFINITY' as value of type `float'. */
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# define INFINITY HUGE_VALF
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# endif
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/* The values returned by `ilogb' for 0 and NaN respectively. */
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@ -1,7 +1,8 @@
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/* `HUGE_VAL' constants for IEEE 754 machines (where it is infinity).
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/* `HUGE_VAL' constant for IEEE 754 machines (where it is infinity).
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Used by <stdlib.h> and <math.h> functions for overflow.
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ARM version.
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Copyright (C) 1992, 95, 96, 97, 98, 99, 2000 Free Software Foundation, Inc.
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Copyright (C) 1992, 95, 96, 97, 98, 99, 2000, 2004
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Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -23,25 +24,19 @@
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# error "Never use <bits/huge_val.h> directly; include <math.h> instead."
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#endif
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#include <features.h>
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/* IEEE positive infinity (-HUGE_VAL is negative infinity). */
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#ifdef __GNUC__
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#if __GNUC_PREREQ(3,3)
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# define HUGE_VAL (__builtin_huge_val())
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#elif __GNUC_PREREQ(2,96)
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# define HUGE_VAL (__extension__ 0x1.0p2047)
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#elif defined __GNUC__
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# if __GNUC_PREREQ(2,96)
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# define HUGE_VAL (__extension__ 0x1.0p2047)
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# else
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# define HUGE_VAL \
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# define HUGE_VAL \
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(__extension__ \
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((union { unsigned __l __attribute__((__mode__(__DI__))); double __d; }) \
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{ __l: 0x000000007ff00000ULL }).__d)
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# endif
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#else /* not GCC */
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# include <endian.h>
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@ -59,46 +54,3 @@ static __huge_val_t __huge_val = { __HUGE_VAL_bytes };
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# define HUGE_VAL (__huge_val.__d)
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#endif /* GCC. */
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/* ISO C99 extensions: (float) HUGE_VALF and (long double) HUGE_VALL. */
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#ifdef __USE_ISOC99
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# ifdef __GNUC__
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# if __GNUC_PREREQ(2,96)
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# define HUGE_VALF (__extension__ 0x1.0p255f)
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# else
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# define HUGE_VALF \
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(__extension__ \
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((union { unsigned __l __attribute__((__mode__(__SI__))); float __d; }) \
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{ __l: 0x7f800000UL }).__d)
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# endif
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# else /* not GCC */
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typedef union { unsigned char __c[4]; float __f; } __huge_valf_t;
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# if __BYTE_ORDER == __BIG_ENDIAN
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# define __HUGE_VALF_bytes { 0x7f, 0x80, 0, 0 }
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# endif
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# if __BYTE_ORDER == __LITTLE_ENDIAN
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# define __HUGE_VALF_bytes { 0, 0, 0x80, 0x7f }
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# endif
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static __huge_valf_t __huge_valf = { __HUGE_VALF_bytes };
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# define HUGE_VALF (__huge_valf.__f)
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# endif /* GCC. */
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/* Generally there is no separate `long double' format and it is the
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same as `double'. */
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# define HUGE_VALL HUGE_VAL
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#endif /* __USE_ISOC99. */
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@ -1,4 +1,4 @@
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/* Copyright (C) 1999, 2000 Free Software Foundation, Inc.
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/* Copyright (C) 1999, 2000, 2004 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -29,10 +29,6 @@ typedef float float_t; /* `float' expressions are evaluated as
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typedef double double_t; /* `double' expressions are evaluated as
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`double'. */
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/* Define `INFINITY' as value of type `float'. */
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# define INFINITY HUGE_VALF
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/* The values returned by `ilogb' for 0 and NaN respectively. */
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# define FP_ILOGB0 (-2147483647)
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# define FP_ILOGBNAN (2147483647)
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@ -1,92 +0,0 @@
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/* `HUGE_VAL' constants for m68k (where it is infinity).
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Used by <stdlib.h> and <math.h> functions for overflow.
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Copyright (C) 1992, 1995, 1996, 1997, 1999, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef _MATH_H
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# error "Never use <bits/huge_val.h> directly; include <math.h> instead."
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#endif
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#include <features.h>
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#include <sys/cdefs.h>
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/* IEEE positive infinity (-HUGE_VAL is negative infinity). */
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#ifdef __GNUC__
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# if __GNUC_PREREQ(2,96)
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# define HUGE_VAL (__extension__ 0x1.0p2047)
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# else
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# define HUGE_VAL \
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(__extension__ \
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((union { unsigned long long __l; double __d; }) \
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{ __l: 0x7ff0000000000000ULL }).__d)
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# endif
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#else /* not GCC */
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static union { unsigned char __c[8]; double __d; } __huge_val =
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{ { 0x7f, 0xf0, 0, 0, 0, 0, 0, 0 } };
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# define HUGE_VAL (__huge_val.__d)
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#endif /* GCC. */
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/* ISO C 99 extensions: (float) HUGE_VALF and (long double) HUGE_VALL. */
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#ifdef __USE_ISOC99
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# if __GNUC_PREREQ(2,96)
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# define HUGE_VALF (__extension__ 0x1.0p255f)
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# define HUGE_VALL (__extension__ 0x1.0p32767L)
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# else
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# ifdef __GNUC__
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# define HUGE_VALF \
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(__extension__ \
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((union { unsigned long __l; float __f; }) \
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{ __l: 0x7f800000UL }).__f)
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# define HUGE_VALL \
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(__extension__ \
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((union { unsigned long __l[3]; long double __ld; }) \
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{ __l: { 0x7fff0000UL, 0x80000000UL, 0UL } }).__ld)
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# else /* not GCC */
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static union { unsigned char __c[4]; float __f; } __huge_valf =
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{ { 0x7f, 0x80, 0, 0 } };
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# define HUGE_VALF (__huge_valf.__f)
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static union { unsigned char __c[12]; long double __ld; } __huge_vall =
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{ { 0x7f, 0xff, 0, 0, 0x80, 0, 0, 0, 0, 0, 0, 0 } };
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# define HUGE_VALL (__huge_vall.__ld)
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# endif /* GCC. */
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# endif /* GCC 2.95. */
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#endif /* __USE_ISOC99. */
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@ -0,0 +1,43 @@
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/* `HUGE_VALL' constant for m68k (where it is infinity).
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Used by <stdlib.h> and <math.h> functions for overflow.
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Copyright (C) 1992, 1995, 1996, 1997, 1999, 2000, 2004
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Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef _MATH_H
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# error "Never use <bits/huge_val.h> directly; include <math.h> instead."
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#endif
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#if __GNUC_PREREQ(3,3)
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# define HUGE_VALL (__builtin_huge_vall ())
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#elif __GNUC_PREREQ(2,96)
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# define HUGE_VALL (__extension__ 0x1.0p32767L)
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#elif defined__GNUC__
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# define HUGE_VALL \
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(__extension__ \
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((union { unsigned long __l[3]; long double __ld; }) \
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{ __l: { 0x7fff0000UL, 0x80000000UL, 0UL } }).__ld)
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#else /* not GCC */
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static union { unsigned char __c[12]; long double __ld; } __huge_vall =
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{ { 0x7f, 0xff, 0, 0, 0x80, 0, 0, 0, 0, 0, 0, 0 } };
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# define HUGE_VALL (__huge_vall.__ld)
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#endif /* GCC 2.95. */
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@ -1,4 +1,4 @@
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/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
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/* Copyright (C) 1997, 1998, 1999, 2000, 2004 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -31,9 +31,6 @@ typedef long double float_t; /* `float' expressions are evaluated as
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typedef long double double_t; /* `double' expressions are evaluated as
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`long double'. */
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/* Define `INFINITY' as value of type `float'. */
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# define INFINITY HUGE_VALF
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/* The values returned by `ilogb' for 0 and NaN respectively. */
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# define FP_ILOGB0 (-2147483647 - 1)
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# define FP_ILOGBNAN (2147483647)
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@ -1,5 +1,6 @@
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/* `NAN' constant for IEEE 754 machines.
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Copyright (C) 1992, 1996, 1997, 1999, 2002 Free Software Foundation, Inc.
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Copyright (C) 1992, 1996, 1997, 1999, 2002, 2004
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Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -27,7 +28,11 @@
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the definition of this open to implementations, and for MIPS the top
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bit of the mantissa must be SET to indicate a SNaN. */
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#ifdef __GNUC__
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#if __GNUC_PREREQ(3,3)
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# define NAN (__builtin_nanf(""))
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#elif defined __GNUC__
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# define NAN \
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(__extension__ \
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@ -1,4 +1,4 @@
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/* Copyright (C) 1997, 1998, 1999, 2000, 2002, 2003
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/* Copyright (C) 1997, 1998, 1999, 2000, 2002, 2003, 2004
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Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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@ -31,10 +31,6 @@ typedef double float_t; /* `float' expressions are evaluated as
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typedef double double_t; /* `double' expressions are evaluated as
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`double'. */
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/* Define `INFINITY' as value of type `float'. */
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# define INFINITY HUGE_VALF
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/* The values returned by `ilogb' for 0 and NaN respectively. */
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# define FP_ILOGB0 (-2147483647)
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# define FP_ILOGBNAN 2147483647
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Loading…
Reference in New Issue