* 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.

4 files changed, 50 insertions, 254 deletions

diff --git a/sysdeps/sparc/bits/huge_vall.h b/sysdeps/sparc/bits/huge_vall.h
new file mode 100644
index 0000000000..e4e2749a19
--- /dev/null
+++ b/sysdeps/sparc/bits/huge_vall.h
@@ -0,0 +1,49 @@
+/* `HUGE_VALL' constant for IEEE 754 machines (where it is infinity).
+   Used by <stdlib.h> and <math.h> 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 <bits/huge_vall.h> directly; include <math.h> instead."
+#endif
+
+#if __GNUC_PREREQ(3,3)
+# define HUGE_VALL	(__builtin_huge_vall())
+#else
+# include <bits/wordsize.h>
+# if __WORDSIZE == 32
+#  define HUGE_VALL	((long double) HUGE_VAL)
+# elif __GNUC_PREREQ(2,96)
+#   define HUGE_VALL	(__extension__ 0x1.0p32767L)
+# elif defined __GNUC__
+
+#   define HUGE_VALL \
+  (__extension__							 \
+   ((union { struct { unsigned long __h, __l; } __i; long double __d; }) \
+    { __i: { __h: 0x7fff000000000000UL, __l: 0 } }).__d)
+
+# else /* not GCC */
+
+typedef union { unsigned char __c[16]; long double __d; } __huge_vall_t;
+#  define __HUGE_VALL_bytes	{ 0x7f, 0xff, 0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+static __huge_vall_t __huge_vall = { __HUGE_VALL_bytes };
+#  define HUGE_VALL	(__huge_vall.__d)
+
+# endif /* GCC.  */
+#endif /* GCC 3.3.  */
diff --git a/sysdeps/sparc/fpu/bits/mathdef.h b/sysdeps/sparc/fpu/bits/mathdef.h
index c292a4189a..e76735b55b 100644
--- a/sysdeps/sparc/fpu/bits/mathdef.h
+++ b/sysdeps/sparc/fpu/bits/mathdef.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+/* 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
@@ -35,18 +35,12 @@
 typedef float float_t;
 typedef double double_t;
 
-/* Define `INFINITY' as value of type `float'.  */
-#   define INFINITY	HUGE_VALF
-
 #  else
 
 /* For `gcc -traditional', `float' expressions are evaluated as `double'. */
 typedef double float_t;
 typedef double double_t;
 
-/* Define `INFINITY' as value of type `float'.  */
-#   define INFINITY	HUGE_VALF
-
 #  endif
 # else
 
@@ -54,9 +48,6 @@ typedef double double_t;
 typedef double float_t;
 typedef double double_t;
 
-/* Define `INFINITY' as value of type `float'.  */
-#  define INFINITY	HUGE_VALF
-
 # endif
 
 /* The values returned by `ilogb' for 0 and NaN respectively.  */
diff --git a/sysdeps/sparc/sparc32/fpu/bits/huge_val.h b/sysdeps/sparc/sparc32/fpu/bits/huge_val.h
deleted file mode 100644
index 2cc3c10b2c..0000000000
--- a/sysdeps/sparc/sparc32/fpu/bits/huge_val.h
+++ /dev/null
@@ -1,122 +0,0 @@
-/* `HUGE_VAL' constants for IEEE 754 machines (where it is infinity).
-   Used by <stdlib.h> and <math.h> 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 <bits/huge_val.h> directly; include <math.h> instead."
-#endif
-
-#include <features.h>
-#include <bits/wordsize.h>
-
-/* IEEE positive infinity (-HUGE_VAL is negative infinity).  */
-
-#ifdef	__GNUC__
-
-# if __GNUC_PREREQ(2,96)
-
-#  define HUGE_VAL (__extension__ 0x1.0p2047)
-
-# else
-
-#  define HUGE_VAL \
-  (__extension__							      \
-   ((union { unsigned __l __attribute__((__mode__(__DI__))); double __d; })   \
-    { __l: 0x7ff0000000000000ULL }).__d)
-
-# endif
-
-#else /* not GCC */
-
-typedef union { unsigned char __c[8]; double __d; } __huge_val_t;
-
-# define __HUGE_VAL_bytes	{ 0x7f, 0xf0, 0, 0, 0, 0, 0, 0 }
-
-static __huge_val_t __huge_val = { __HUGE_VAL_bytes };
-# define HUGE_VAL	(__huge_val.__d)
-
-#endif	/* GCC.  */
-
-
-/* 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)
-#  if __WORDSIZE == 32
-#   define HUGE_VALL HUGE_VAL
-#  else
-/* Sparc64 uses IEEE 754 128bit long double */
-#   define HUGE_VALL (__extension__ 0x1.0p32767L)
-#  endif
-
-# else
-
-#  ifdef __GNUC__
-
-#   define HUGE_VALF \
-  (__extension__							      \
-   ((union { unsigned __l __attribute__((__mode__(__SI__))); float __d; })    \
-    { __l: 0x7f800000UL }).__d)
-
-#  else /* not GCC */
-
-typedef union { unsigned char __c[4]; float __f; } __huge_valf_t;
-
-#   define __HUGE_VALF_bytes	{ 0x7f, 0x80, 0, 0 }
-
-static __huge_valf_t __huge_valf = { __HUGE_VALF_bytes };
-#   define HUGE_VALF	(__huge_valf.__f)
-
-#  endif /* GCC.  */
-
-#  if __WORDSIZE == 32
-
-/* Sparc32 has IEEE 754 64bit long double */
-#   define HUGE_VALL HUGE_VAL
-
-#  else
-
-/* Sparc64 uses IEEE 754 128bit long double */
-
-#   ifdef __GNUC__
-
-#    define HUGE_VALL \
-  (__extension__									\
-   ((union { struct { unsigned long __h, __l; } __i; long double __d; })		\
-    { __i: { __h: 0x7fff000000000000UL, __l: 0 } }).__d)
-
-#   else /* not GCC */
-
-typedef union { unsigned char __c[16]; long double __d; } __huge_vall_t;
-
-#    define __HUGE_VALL_bytes	{ 0x7f, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
-
-static __huge_vall_t __huge_vall = { __HUGE_VALL_bytes };
-#    define HUGE_VALL	(__huge_vall.__d)
-
-#   endif /* GCC.  */
-
-#  endif
-
-# endif /* GCC 2.95.  */
-
-#endif /* __USE_ISOC99.  */
diff --git a/sysdeps/sparc/sparc64/fpu/bits/huge_val.h b/sysdeps/sparc/sparc64/fpu/bits/huge_val.h
deleted file mode 100644
index 2cc3c10b2c..0000000000
--- a/sysdeps/sparc/sparc64/fpu/bits/huge_val.h
+++ /dev/null
@@ -1,122 +0,0 @@
-/* `HUGE_VAL' constants for IEEE 754 machines (where it is infinity).
-   Used by <stdlib.h> and <math.h> 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 <bits/huge_val.h> directly; include <math.h> instead."
-#endif
-
-#include <features.h>
-#include <bits/wordsize.h>
-
-/* IEEE positive infinity (-HUGE_VAL is negative infinity).  */
-
-#ifdef	__GNUC__
-
-# if __GNUC_PREREQ(2,96)
-
-#  define HUGE_VAL (__extension__ 0x1.0p2047)
-
-# else
-
-#  define HUGE_VAL \
-  (__extension__							      \
-   ((union { unsigned __l __attribute__((__mode__(__DI__))); double __d; })   \
-    { __l: 0x7ff0000000000000ULL }).__d)
-
-# endif
-
-#else /* not GCC */
-
-typedef union { unsigned char __c[8]; double __d; } __huge_val_t;
-
-# define __HUGE_VAL_bytes	{ 0x7f, 0xf0, 0, 0, 0, 0, 0, 0 }
-
-static __huge_val_t __huge_val = { __HUGE_VAL_bytes };
-# define HUGE_VAL	(__huge_val.__d)
-
-#endif	/* GCC.  */
-
-
-/* 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)
-#  if __WORDSIZE == 32
-#   define HUGE_VALL HUGE_VAL
-#  else
-/* Sparc64 uses IEEE 754 128bit long double */
-#   define HUGE_VALL (__extension__ 0x1.0p32767L)
-#  endif
-
-# else
-
-#  ifdef __GNUC__
-
-#   define HUGE_VALF \
-  (__extension__							      \
-   ((union { unsigned __l __attribute__((__mode__(__SI__))); float __d; })    \
-    { __l: 0x7f800000UL }).__d)
-
-#  else /* not GCC */
-
-typedef union { unsigned char __c[4]; float __f; } __huge_valf_t;
-
-#   define __HUGE_VALF_bytes	{ 0x7f, 0x80, 0, 0 }
-
-static __huge_valf_t __huge_valf = { __HUGE_VALF_bytes };
-#   define HUGE_VALF	(__huge_valf.__f)
-
-#  endif /* GCC.  */
-
-#  if __WORDSIZE == 32
-
-/* Sparc32 has IEEE 754 64bit long double */
-#   define HUGE_VALL HUGE_VAL
-
-#  else
-
-/* Sparc64 uses IEEE 754 128bit long double */
-
-#   ifdef __GNUC__
-
-#    define HUGE_VALL \
-  (__extension__									\
-   ((union { struct { unsigned long __h, __l; } __i; long double __d; })		\
-    { __i: { __h: 0x7fff000000000000UL, __l: 0 } }).__d)
-
-#   else /* not GCC */
-
-typedef union { unsigned char __c[16]; long double __d; } __huge_vall_t;
-
-#    define __HUGE_VALL_bytes	{ 0x7f, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
-
-static __huge_vall_t __huge_vall = { __HUGE_VALL_bytes };
-#    define HUGE_VALL	(__huge_vall.__d)
-
-#   endif /* GCC.  */
-
-#  endif
-
-# endif /* GCC 2.95.  */
-
-#endif /* __USE_ISOC99.  */