7 files changed, 16 insertions, 144 deletions
diff --git a/sysdeps/tile/bits/mathdef.h b/sysdeps/aarch64/bits/fp-fast.h
index 8ed7ac4341..d84249d162 100644
--- a/sysdeps/tile/bits/mathdef.h
+++ b/sysdeps/aarch64/bits/fp-fast.h
@@ -1,6 +1,6 @@
-/* Copyright (C) 2011-2016 Free Software Foundation, Inc.
+/* Define FP_FAST_* macros.  AArch64 version.
+   Copyright (C) 2016 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
@@ -13,38 +13,22 @@
    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, see
+   License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
-#if !defined _MATH_H && !defined _COMPLEX_H
-# error "Never use <bits/mathdef.h> directly; include <math.h> instead"
+#ifndef _MATH_H
+# error "Never use <bits/fp-fast.h> directly; include <math.h> instead."
 #endif
 
-#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
-# define _MATH_H_MATHDEF	1
-
-/* The values returned by `ilogb' for 0 and NaN respectively.  */
-# define FP_ILOGB0	(-2147483647)
-# define FP_ILOGBNAN	(2147483647)
+#ifdef __USE_ISOC99
 
 /* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
    builtins are supported.  */
-# ifdef __FP_FAST_FMA
-#  define FP_FAST_FMA 1
-# endif
-
-# ifdef __FP_FAST_FMAF
-#  define FP_FAST_FMAF 1
-# endif
+# define FP_FAST_FMA 1
+# define FP_FAST_FMAF 1
 
 # ifdef __FP_FAST_FMAL
 #  define FP_FAST_FMAL 1
 # endif
 
-#endif /* ISO C99 */
-
-#ifndef __NO_LONG_DOUBLE_MATH
-/* Signal that we do not really have a `long double'.  This disables the
-   declaration of all the `long double' function variants.  */
-# define __NO_LONG_DOUBLE_MATH	1
 #endif
diff --git a/sysdeps/aarch64/bits/mathdef.h b/sysdeps/aarch64/bits/mathdef.h
index 2b55b59a5e..5418beacfb 100644
--- a/sysdeps/aarch64/bits/mathdef.h
+++ b/sysdeps/aarch64/bits/mathdef.h
@@ -27,7 +27,4 @@
 # define FP_ILOGB0	(-2147483647)
 # define FP_ILOGBNAN	(2147483647)
 
-# define FP_FAST_FMA 1
-# define FP_FAST_FMAF 1
-
 #endif	/* ISO C99 */
diff --git a/sysdeps/hppa/fpu/bits/mathdef.h b/sysdeps/hppa/fpu/bits/mathdef.h
deleted file mode 100644
index 24b67b2f62..0000000000
--- a/sysdeps/hppa/fpu/bits/mathdef.h
+++ /dev/null
@@ -1,37 +0,0 @@
-/* Copyright (C) 2006-2016 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, see
-   <http://www.gnu.org/licenses/>.  */
-
-#if !defined _MATH_H && !defined _COMPLEX_H
-# error "Never use <bits/mathdef.h> directly; include <math.h> instead"
-#endif
-
-#if defined  __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
-# define _MATH_H_MATHDEF	1
-
-/* The values returned by `ilogb' for 0 and NaN respectively.  */
-# define FP_ILOGB0	(-2147483647)
-# define FP_ILOGBNAN	(2147483647)
-
-#endif	/* ISO C99 */
-
-#ifndef __NO_LONG_DOUBLE_MATH
-/* On hppa `long double' and `double' are 64-bits.  So, libm is built
-   with NO_LONG_DOUBLE defined.  The following define ensures the library
-   and headers are consistent.  This disables the declaration of all the
-   `long double' function variants.  */
-# define __NO_LONG_DOUBLE_MATH	1
-#endif
diff --git a/sysdeps/arm/bits/mathdef.h b/sysdeps/powerpc/bits/fp-fast.h
index 68c96f0ce4..1b6c32c16b 100644
--- a/sysdeps/arm/bits/mathdef.h
+++ b/sysdeps/powerpc/bits/fp-fast.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 1999-2016 Free Software Foundation, Inc.
+/* Define FP_FAST_* macros.  PowerPC version.
+   Copyright (C) 2016 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
@@ -12,27 +13,22 @@
    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, see
+   License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
-#if !defined _MATH_H && !defined _COMPLEX_H
-# error "Never use <bits/mathdef.h> directly; include <math.h> instead"
+#ifndef _MATH_H
+# error "Never use <bits/fp-fast.h> directly; include <math.h> instead."
 #endif
 
-#if defined  __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
-# define _MATH_H_MATHDEF	1
-
-/* The values returned by `ilogb' for 0 and NaN respectively.  */
-# define FP_ILOGB0	(-2147483647)
-# define FP_ILOGBNAN	(2147483647)
+#ifdef __USE_ISOC99
 
 /* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
    builtins are supported.  */
-# ifdef __FP_FAST_FMA
+# if (!defined _SOFT_FLOAT && !defined __NO_FPRS__) || defined __FP_FAST_FMA
 #  define FP_FAST_FMA 1
 # endif
 
-# ifdef __FP_FAST_FMAF
+# if (!defined _SOFT_FLOAT && !defined __NO_FPRS__) || defined __FP_FAST_FMAF
 #  define FP_FAST_FMAF 1
 # endif
 
@@ -40,10 +36,4 @@
 #  define FP_FAST_FMAL 1
 # endif
 
-#endif	/* ISO C99 */
-
-#ifndef __NO_LONG_DOUBLE_MATH
-/* Signal that we do not really have a `long double'.  This disables the
-   declaration of all the `long double' function variants.  */
-# define __NO_LONG_DOUBLE_MATH	1
 #endif
diff --git a/sysdeps/powerpc/bits/mathdef.h b/sysdeps/powerpc/bits/mathdef.h
index debb5a5d26..392e4e5ac6 100644
--- a/sysdeps/powerpc/bits/mathdef.h
+++ b/sysdeps/powerpc/bits/mathdef.h
@@ -33,10 +33,4 @@
 # define FP_ILOGB0	(-2147483647)
 # define FP_ILOGBNAN	(2147483647)
 
-# if !defined _SOFT_FLOAT && !defined __NO_FPRS__
-/* The powerpc has a combined multiply/add instruction.  */
-#  define FP_FAST_FMA 1
-#  define FP_FAST_FMAF 1
-# endif
-
 #endif	/* ISO C99 */
diff --git a/sysdeps/sh/sh4/bits/mathdef.h b/sysdeps/sh/sh4/bits/mathdef.h
deleted file mode 100644
index f3ee2879a7..0000000000
--- a/sysdeps/sh/sh4/bits/mathdef.h
+++ /dev/null
@@ -1,42 +0,0 @@
-/* Copyright (C) 1997-2016 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, see
-   <http://www.gnu.org/licenses/>.  */
-
-#if !defined _MATH_H && !defined _COMPLEX_H
-# error "Never use <bits/mathdef.h> directly; include <math.h> 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
-
-/* The values returned by `ilogb' for 0 and NaN respectively.  */
-# define FP_ILOGB0	(-0x7fffffff)
-# 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
diff --git a/sysdeps/x86/bits/mathdef.h b/sysdeps/x86/bits/mathdef.h
index 2f0025c38d..17ad1efa89 100644
--- a/sysdeps/x86/bits/mathdef.h
+++ b/sysdeps/x86/bits/mathdef.h
@@ -26,18 +26,4 @@
 # define FP_ILOGB0	(-2147483647 - 1)
 # define FP_ILOGBNAN	(-2147483647 - 1)
 
-/* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
-   builtins are supported.  */
-# ifdef __FP_FAST_FMA
-#  define FP_FAST_FMA 1
-# endif
-
-# ifdef __FP_FAST_FMAF
-#  define FP_FAST_FMAF 1
-# endif
-
-# ifdef __FP_FAST_FMAL
-#  define FP_FAST_FMAL 1
-# endif
-
 #endif	/* ISO C99 */