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Remove ancient __signbit inlines

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Remove __signbit inlines from mathinline.h.  Math.h already uses
the builtin when supported, so additional inlines are only used
on pre 4.0 GCCs.  Similarly remove ancient copysign and fabs
inlines.

	* sysdeps/alpha/fpu/bits/mathinline.h: Delete file.
	* sysdeps/ia64/fpu/bits/mathinline.h: Delete file.
	* sysdeps/m68k/coldfire/fpu/bits/mathinline.h: Delete file.
	* sysdeps/m68k/m680x0/fpu/bits/mathinline.h: (__signbitf): Remove.
	(__signbit): Remove.
	(__signbitl): Remove.
	* sysdeps/powerpc/bits/mathinline.h (__signbitf): Remove.
	(__signbit): Remove.
	(__signbitl): Remove.
	* sysdeps/s390/fpu/bits/mathinline.h: (__signbitf): Remove.
	(__signbit): Remove.
	(__signbitl): Remove
	* sysdeps/sparc/fpu/bits/mathinline.h (__signbitf): Remove.
	(__signbit): Remove.
	(__signbitl): Remove.
	* sysdeps/tile/bits/mathinline.h: Delete file.
	* sysdeps/x86/fpu/bits/mathinline.h (__signbitf): Remove.
	(__signbit): Remove.
	(__signbitl): Remove.
This commit is contained in:
Wilco Dijkstra 2017-09-28 19:52:13 +01:00
parent 1e6d07234f
commit 4d3693ec1c
10 changed files with 22 additions and 436 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
ChangeLog
View File

@ -1,3 +1,25 @@
2017-09-28 Wilco Dijkstra <wdijkstr@arm.com>
* sysdeps/alpha/fpu/bits/mathinline.h: Delete file.
* sysdeps/ia64/fpu/bits/mathinline.h: Delete file.
* sysdeps/m68k/coldfire/fpu/bits/mathinline.h: Delete file.
* sysdeps/m68k/m680x0/fpu/bits/mathinline.h: (__signbitf): Remove.
(__signbit): Remove.
(__signbitl): Remove.
* sysdeps/powerpc/bits/mathinline.h (__signbitf): Remove.
(__signbit): Remove.
(__signbitl): Remove.
* sysdeps/s390/fpu/bits/mathinline.h: (__signbitf): Remove.
(__signbit): Remove.
(__signbitl): Remove.
* sysdeps/sparc/fpu/bits/mathinline.h (__signbitf): Remove.
(__signbit): Remove.
(__signbitl): Remove.
* sysdeps/tile/bits/mathinline.h: Delete file.
* sysdeps/x86/fpu/bits/mathinline.h (__signbitf): Remove.
(__signbit): Remove.
(__signbitl): Remove.
2017-09-28 Wilco Dijkstra <wdijkstr@arm.com>
* math/math.h: Improve handling of C99 isgreater macros.

110
sysdeps/alpha/fpu/bits/mathinline.h
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@ -1,110 +0,0 @@
/* Inline math functions for Alpha.
Copyright (C) 1996-2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by David Mosberger-Tang.
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/>. */
#ifndef _MATH_H
# error "Never use <bits/mathinline.h> directly; include <math.h> instead."
#endif
#ifndef __extern_inline
# define __MATH_INLINE __inline
#else
# define __MATH_INLINE __extern_inline
#endif
#if (!defined __NO_MATH_INLINES || defined __LIBC_INTERNAL_MATH_INLINES) \
&& defined __OPTIMIZE__
#if !__GNUC_PREREQ (4, 0)
# define __inline_copysign(NAME, TYPE) \
__MATH_INLINE TYPE \
__NTH (NAME (TYPE __x, TYPE __y)) \
{ \
TYPE __z; \
__asm ("cpys %1, %2, %0" : "=f" (__z) : "f" (__y), "f" (__x)); \
return __z; \
}
__inline_copysign (__copysignf, float)
__inline_copysign (copysignf, float)
__inline_copysign (__copysign, double)
__inline_copysign (copysign, double)
# undef __inline_copysign
#endif
#if !__GNUC_PREREQ (2, 8)
# define __inline_fabs(NAME, TYPE) \
__MATH_INLINE TYPE \
__NTH (NAME (TYPE __x)) \
{ \
TYPE __z; \
__asm ("cpys $f31, %1, %0" : "=f" (__z) : "f" (__x)); \
return __z; \
}
__inline_fabs (__fabsf, float)
__inline_fabs (fabsf, float)
__inline_fabs (__fabs, double)
__inline_fabs (fabs, double)
# undef __inline_fabs
#endif
#ifdef __USE_ISOC99
/* Test for negative number. Used in the signbit() macro. */
__MATH_INLINE int
__NTH (__signbitf (float __x))
{
#if !__GNUC_PREREQ (4, 0)
__extension__ union { float __f; int __i; } __u = { __f: __x };
return __u.__i < 0;
#else
return __builtin_signbitf (__x);
#endif
}
__MATH_INLINE int
__NTH (__signbit (double __x))
{
#if !__GNUC_PREREQ (4, 0)
__extension__ union { double __d; long __i; } __u = { __d: __x };
return __u.__i < 0;
#else
return __builtin_signbit (__x);
#endif
}
__MATH_INLINE int
__NTH (__signbitl (long double __x))
{
#if !__GNUC_PREREQ (4, 0)
__extension__ union {
long double __d;
long __i[sizeof(long double)/sizeof(long)];
} __u = { __d: __x };
return __u.__i[sizeof(long double)/sizeof(long) - 1] < 0;
#else
return __builtin_signbitl (__x);
#endif
}
#endif /* C99 */
#endif /* __NO_MATH_INLINES */

53
sysdeps/ia64/fpu/bits/mathinline.h
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@ -1,53 +0,0 @@
/* Inline math functions for ia64.
Copyright (C) 2004-2017 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/>. */
#ifndef _MATH_H
# error "Never use <bits/mathinline.h> directly; include <math.h> instead."
#endif
#ifndef __extern_inline
# define __MATH_INLINE __inline
#else
# define __MATH_INLINE __extern_inline
#endif
#if defined __USE_ISOC99 && defined __GNUC__ && __GNUC__ >= 2
/* The gcc, version 2.7 or below, has problems with all this inlining
code. So disable it for this version of the compiler. */
# if __GNUC_PREREQ (2, 8)
/* Test for negative number. Used in the signbit() macro. */
__MATH_INLINE int
__NTH (__signbitf (float __x))
{
__extension__ union { float __f; int __i; } __u = { __f: __x };
return __u.__i < 0;
}
__MATH_INLINE int
__NTH (__signbit (double __x))
{
__extension__ union { double __d; int __i[2]; } __u = { __d: __x };
return __u.__i[1] < 0;
}
__MATH_INLINE int
__NTH (__signbitl (long double __x))
{
__extension__ union { long double __l; int __i[3]; } __u = { __l: __x };
return (__u.__i[2] & 0x8000) != 0;
}
# endif
#endif

44
sysdeps/m68k/coldfire/fpu/bits/mathinline.h
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@ -1,44 +0,0 @@
/* Inline math functions for Coldfire.
Copyright (C) 2012-2017 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/>. */
#ifndef _MATH_H
# error "Never use <bits/mathinline.h> directly; include <math.h> instead."
#endif
#ifndef __extern_always_inline
# define __MATH_INLINE __inline
#else
# define __MATH_INLINE __extern_always_inline
#endif
#if defined __USE_ISOC99 && defined __GNUC__
/* Test for negative number. Used in the signbit macro. */
__MATH_INLINE int
__NTH (__signbitf (float __x))
{
return __builtin_signbitf (__x);
}
__MATH_INLINE int
__NTH (__signbit (double __x))
{
return __builtin_signbit (__x);
}
#endif

24
sysdeps/m68k/m680x0/fpu/bits/mathinline.h
View File

@ -28,30 +28,6 @@
#ifdef __GNUC__
#ifdef __USE_ISOC99
/* Test for negative number. Used in the signbit() macro. */
__MATH_INLINE int
__NTH (__signbitf (float __x))
{
__extension__ union { float __f; int __i; } __u = { __f: __x };
return __u.__i < 0;
}
__MATH_INLINE int
__NTH (__signbit (double __x))
{
__extension__ union { double __d; int __i[2]; } __u = { __d: __x };
return __u.__i[0] < 0;
}
__MATH_INLINE int
__NTH (__signbitl (long double __x))
{
__extension__ union { long double __d; int __i[3]; } __u = { __d: __x };
return __u.__i[0] < 0;
}
#endif
#if (!defined __NO_MATH_INLINES && defined __OPTIMIZE__) \
|| defined __LIBC_INTERNAL_MATH_INLINES

35
sysdeps/powerpc/bits/mathinline.h
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@ -28,41 +28,6 @@
#if defined __GNUC__ && !defined _SOFT_FLOAT && !defined __NO_FPRS__
#ifdef __USE_ISOC99
/* The gcc, version 2.7 or below, has problems with all this inlining
code. So disable it for this version of the compiler. */
# if __GNUC_PREREQ (2, 8)
/* Test for negative number. Used in the signbit() macro. */
__MATH_INLINE int
__NTH (__signbitf (float __x))
{
#if __GNUC_PREREQ (4, 0)
return __builtin_signbitf (__x);
#else
__extension__ union { float __f; int __i; } __u = { __f: __x };
return __u.__i < 0;
#endif
}
__MATH_INLINE int
__NTH (__signbit (double __x))
{
#if __GNUC_PREREQ (4, 0)
return __builtin_signbit (__x);
#else
__extension__ union { double __d; long long __i; } __u = { __d: __x };
return __u.__i < 0;
#endif
}
# ifdef __LONG_DOUBLE_128__
__MATH_INLINE int
__NTH (__signbitl (long double __x))
{
return __signbit ((double) __x);
}
# endif
# endif
#endif /* __USE_ISOC99 */
#if !defined __NO_MATH_INLINES && defined __OPTIMIZE__
#ifdef __USE_ISOC99

34
sysdeps/s390/fpu/bits/mathinline.h
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@ -29,40 +29,6 @@
#if (!defined __NO_MATH_INLINES || defined __LIBC_INTERNAL_MATH_INLINES) \
&& defined __OPTIMIZE__
#ifdef __USE_ISOC99
/* Test for negative number. Used in the signbit() macro. */
__MATH_INLINE int
__NTH (__signbitf (float __x))
{
__extension__ union { float __f; int __i; } __u = { __f: __x };
return __u.__i < 0;
}
__MATH_INLINE int
__NTH (__signbit (double __x))
{
__extension__ union { double __d; long __i; } __u = { __d: __x };
return __u.__i < 0;
}
# ifndef __NO_LONG_DOUBLE_MATH
__MATH_INLINE int
__NTH (__signbitl (long double __x))
{
__extension__ union { long double __l; int __i[4]; } __u = { __l: __x };
return __u.__i[0] < 0;
}
# else
__MATH_INLINE int
__NTH (__signbitl (long double __x))
{
return __signbit ((double) __x);
}
# endif
#endif /* C99 */
/* This code is used internally in the GNU libc. */
#ifdef __LIBC_INTERNAL_MATH_INLINES

54
sysdeps/sparc/fpu/bits/mathinline.h
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@ -37,60 +37,6 @@
code. So disable it for this version of the compiler. */
# if __GNUC_PREREQ (2, 8)
# ifdef __USE_ISOC99
/* Test for negative number. Used in the signbit() macro. */
__MATH_INLINE int
__NTH (__signbitf (float __x))
{
__extension__ union { float __f; int __i; } __u = { __f: __x };
return __u.__i < 0;
}
# if __WORDSIZE == 32
__MATH_INLINE int
__NTH (__signbit (double __x))
{
__extension__ union { double __d; int __i[2]; } __u = { __d: __x };
return __u.__i[0] < 0;
}
# ifndef __NO_LONG_DOUBLE_MATH
__MATH_INLINE int
__NTH (__signbitl (long double __x))
{
__extension__ union { long double __l; int __i[4]; } __u = { __l: __x };
return __u.__i[0] < 0;
}
# else
__MATH_INLINE int
__NTH (__signbitl (long double __x))
{
return __signbit ((double)__x);
}
# endif
# else /* sparc64 */
__MATH_INLINE int
__NTH (__signbit (double __x))
{
__extension__ union { double __d; long int __i; } __u = { __d: __x };
return __u.__i < 0;
}
__MATH_INLINE int
__NTH (__signbitl (long double __x))
{
__extension__ union { long double __l; long int __i[2]; } __u = { __l: __x };
return __u.__i[0] < 0;
}
# endif /* sparc64 */
# endif /* __USE_ISOC99 */
# if !defined __NO_MATH_INLINES && !__GNUC_PREREQ (3, 2)
__MATH_INLINE double

44
sysdeps/tile/bits/mathinline.h
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@ -1,44 +0,0 @@
/* Copyright (C) 2011-2017 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
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/>. */
#ifndef _MATH_H
# error "Never use <bits/mathinline.h> directly; include <math.h> instead."
#endif
#ifndef __extern_always_inline
# define __MATH_INLINE __inline
#else
# define __MATH_INLINE __extern_always_inline
#endif
#if defined __USE_ISOC99 && defined __GNUC__
/* Test for negative number. Used in the signbit() macro. */
__MATH_INLINE int
__NTH (__signbitf (float __x))
{
return __builtin_signbitf (__x);
}
__MATH_INLINE int
__NTH (__signbit (double __x))
{
return __builtin_signbit (__x);
}
#endif

38
sysdeps/x86/fpu/bits/mathinline.h
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@ -26,44 +26,6 @@
# define __MATH_INLINE __extern_always_inline
#endif
/* The gcc, version 2.7 or below, has problems with all this inlining
code. So disable it for this version of the compiler. */
# if __GNUC_PREREQ (2, 8)
/* Test for negative number. Used in the signbit() macro. */
__MATH_INLINE int
__NTH (__signbitf (float __x))
{
# ifdef __SSE2_MATH__
int __m;
__asm ("pmovmskb %1, %0" : "=r" (__m) : "x" (__x));
return (__m & 0x8) != 0;
# else
__extension__ union { float __f; int __i; } __u = { __f: __x };
return __u.__i < 0;
# endif
}
__MATH_INLINE int
__NTH (__signbit (double __x))
{
# ifdef __SSE2_MATH__
int __m;
__asm ("pmovmskb %1, %0" : "=r" (__m) : "x" (__x));
return (__m & 0x80) != 0;
# else
__extension__ union { double __d; int __i[2]; } __u = { __d: __x };
return __u.__i[1] < 0;
# endif
}
__MATH_INLINE int
__NTH (__signbitl (long double __x))
{
__extension__ union { long double __l; int __i[3]; } __u = { __l: __x };
return (__u.__i[2] & 0x8000) != 0;
}
# endif
/* The gcc, version 2.7 or below, has problems with all this inlining
code. So disable it for this version of the compiler. */
#if __GNUC_PREREQ (2, 8)