GNU C Library master sources branch, hjl/mathinline, updated. glibc-2.15-1167-g1c4b8bd

[hjl at sourceware dot org]

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- Log -----------------------------------------------------------------
http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=1c4b8bdd0149d26ded689801a5c2f79c6b28e063

commit 1c4b8bdd0149d26ded689801a5c2f79c6b28e063
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Wed Jun 13 06:06:43 2012 -0700

    Use i386 fpu/bits/mathinline.h for i386 and x86-64

diff --git a/ChangeLog b/ChangeLog
index 46e919f..be4c13b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2012-06-13  H.J. Lu  <hongjiu.lu@intel.com>
+
+	[BZ #14117]
+	* sysdeps/i386/fpu/bits/mathinline.h: Renamed to ...
+	* sysdeps/x86/fpu/bits/mathinline.h: This.
+	* sysdeps/x86_64/fpu/bits/mathinline.h: Removed.
+
 2012-06-12  H.J. Lu  <hongjiu.lu@intel.com>
 
 	[BZ #14050]
diff --git a/sysdeps/i386/fpu/bits/mathinline.h b/sysdeps/x86/fpu/bits/mathinline.h
similarity index 100%
rename from sysdeps/i386/fpu/bits/mathinline.h
rename to sysdeps/x86/fpu/bits/mathinline.h
diff --git a/sysdeps/x86_64/fpu/bits/mathinline.h b/sysdeps/x86_64/fpu/bits/mathinline.h
deleted file mode 100644
index 7cfe688..0000000
--- a/sysdeps/x86_64/fpu/bits/mathinline.h
+++ /dev/null
@@ -1,289 +0,0 @@
-/* Inline math functions for x86-64.
-   Copyright (C) 2002-2012 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
-
-
-/* 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) && defined __USE_ISOC99
-__BEGIN_NAMESPACE_C99
-
-/* Test for negative number.  Used in the signbit() macro.  */
-__MATH_INLINE int
-__NTH (__signbitf (float __x))
-{
-# ifndef __x86_64__
-  __extension__ union { float __f; int __i; } __u = { __f: __x };
-  return __u.__i < 0;
-# else
-  int __m;
-  __asm ("pmovmskb %1, %0" : "=r" (__m) : "x" (__x));
-  return __m & 0x8;
-# endif
-}
-__MATH_INLINE int
-__NTH (__signbit (double __x))
-{
-# ifndef __x86_64__
-  __extension__ union { double __d; int __i[2]; } __u = { __d: __x };
-  return __u.__i[1] < 0;
-# else
-  int __m;
-  __asm ("pmovmskb %1, %0" : "=r" (__m) : "x" (__x));
-  return __m & 0x80;
-# 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;
-}
-
-__END_NAMESPACE_C99
-#endif
-
-
-#if __GNUC_PREREQ (2, 8) && !__GNUC_PREREQ (3, 4) \
-    && !defined __NO_MATH_INLINES && defined __OPTIMIZE__
-/* GCC 3.4 introduced builtins for all functions below, so
-   there's no need to define any of these inline functions.  */
-
-# ifdef __USE_ISOC99
-__BEGIN_NAMESPACE_C99
-
-/* Round to nearest integer.  */
-#  ifdef __SSE_MATH__
-__MATH_INLINE long int
-__NTH (lrintf (float __x))
-{
-  long int __res;
-  /* Mark as volatile since the result is dependend on the state of
-     the SSE control register (the rounding mode). Otherwise GCC might
-     remove these assembler instructions since it does not know about
-     the rounding mode change and cannot currently be told.  */
-  __asm __volatile__ ("cvtss2si %1, %0" : "=r" (__res) : "xm" (__x));
-  return __res;
-}
-#  endif
-#  ifdef __SSE2_MATH__
-__MATH_INLINE long int
-__NTH (lrint (double __x))
-{
-  long int __res;
-  /* Mark as volatile since the result is dependend on the state of
-     the SSE control register (the rounding mode). Otherwise GCC might
-     remove these assembler instructions since it does not know about
-     the rounding mode change and cannot currently be told.  */
-  __asm __volatile__ ("cvtsd2si %1, %0" : "=r" (__res) : "xm" (__x));
-  return __res;
-}
-#  endif
-#  ifdef __x86_64__
-__MATH_INLINE long long int
-__NTH (llrintf (float __x))
-{
-  long long int __res;
-  /* Mark as volatile since the result is dependend on the state of
-     the SSE control register (the rounding mode). Otherwise GCC might
-     remove these assembler instructions since it does not know about
-     the rounding mode change and cannot currently be told.  */
-  __asm __volatile__ ("cvtss2si %1, %0" : "=r" (__res) : "xm" (__x));
-  return __res;
-}
-__MATH_INLINE long long int
-__NTH (llrint (double __x))
-{
-  long long int __res;
-  /* Mark as volatile since the result is dependend on the state of
-     the SSE control register (the rounding mode). Otherwise GCC might
-     remove these assembler instructions since it does not know about
-     the rounding mode change and cannot currently be told.  */
-  __asm __volatile__ ("cvtsd2si %1, %0" : "=r" (__res) : "xm" (__x));
-  return __res;
-}
-#  endif
-
-#  if defined __FINITE_MATH_ONLY__ && __FINITE_MATH_ONLY__ > 0 \
-      && defined __SSE2_MATH__
-/* Determine maximum of two values.  */
-__MATH_INLINE float
-__NTH (fmaxf (float __x, float __y))
-{
-#   ifdef __AVX__
-  float __res;
-  __asm ("vmaxss %2, %1, %0" : "=x" (__res) : "x" (x), "xm" (__y));
-  return __res;
-#   else
-  __asm ("maxss %1, %0" : "+x" (__x) : "xm" (__y));
-  return __x;
-#   endif
-}
-__MATH_INLINE double
-__NTH (fmax (double __x, double __y))
-{
-#   ifdef __AVX__
-  float __res;
-  __asm ("vmaxsd %2, %1, %0" : "=x" (__res) : "x" (x), "xm" (__y));
-  return __res;
-#   else
-  __asm ("maxsd %1, %0" : "+x" (__x) : "xm" (__y));
-  return __x;
-#   endif
-}
-
-/* Determine minimum of two values.  */
-__MATH_INLINE float
-__NTH (fminf (float __x, float __y))
-{
-#   ifdef __AVX__
-  float __res;
-  __asm ("vminss %2, %1, %0" : "=x" (__res) : "x" (x), "xm" (__y));
-  return __res;
-#   else
-  __asm ("minss %1, %0" : "+x" (__x) : "xm" (__y));
-  return __x;
-#   endif
-}
-__MATH_INLINE double
-__NTH (fmin (double __x, double __y))
-{
-#   ifdef __AVX__
-  float __res;
-  __asm ("vminsd %2, %1, %0" : "=x" (__res) : "x" (x), "xm" (__y));
-  return __res;
-#   else
-  __asm ("minsd %1, %0" : "+x" (__x) : "xm" (__y));
-  return __x;
-#   endif
-}
-#  endif
-
-__END_NAMESPACE_C99
-# endif
-
-# if defined __SSE4_1__ && defined __SSE2_MATH__
-#  if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99
-__BEGIN_NAMESPACE_C99
-
-/* Round to nearest integer.  */
-__MATH_INLINE double
-__NTH (rint (double __x))
-{
-  double __res;
-  /* Mark as volatile since the result is dependend on the state of
-     the SSE control register (the rounding mode). Otherwise GCC might
-     remove these assembler instructions since it does not know about
-     the rounding mode change and cannot currently be told.  */
-  __asm __volatile__ ("roundsd $4, %1, %0" : "=x" (__res) : "xm" (__x));
-  return __res;
-}
-__MATH_INLINE float
-__NTH (rintf (float __x))
-{
-  float __res;
-  /* Mark as volatile since the result is dependend on the state of
-     the SSE control register (the rounding mode). Otherwise GCC might
-     remove these assembler instructions since it does not know about
-     the rounding mode change and cannot currently be told.  */
-  __asm __volatile__ ("roundss $4, %1, %0" : "=x" (__res) : "xm" (__x));
-  return __res;
-}
-
-#   ifdef __USE_ISOC99
-/* Round to nearest integer without raising inexact exception.  */
-__MATH_INLINE double
-__NTH (nearbyint (double __x))
-{
-  double __res;
-  /* Mark as volatile since the result is dependend on the state of
-     the SSE control register (the rounding mode). Otherwise GCC might
-     remove these assembler instructions since it does not know about
-     the rounding mode change and cannot currently be told.  */
-  __asm __volatile__ ("roundsd $0xc, %1, %0" : "=x" (__res) : "xm" (__x));
-  return __res;
-}
-__MATH_INLINE float
-__NTH (nearbyintf (float __x))
-{
-  float __res;
-  /* Mark as volatile since the result is dependend on the state of
-     the SSE control register (the rounding mode). Otherwise GCC might
-     remove these assembler instructions since it does not know about
-     the rounding mode change and cannot currently be told.  */
-  __asm __volatile__ ("roundss $0xc, %1, %0" : "=x" (__res) : "xm" (__x));
-  return __res;
-}
-#   endif
-
-__END_NAMESPACE_C99
-#  endif
-
-__BEGIN_NAMESPACE_STD
-/* Smallest integral value not less than X.  */
-__MATH_INLINE double
-__NTH (ceil (double __x))
-{
-  double __res;
-  __asm ("roundsd $2, %1, %0" : "=x" (__res) : "xm" (__x));
-  return __res;
-}
-__END_NAMESPACE_STD
-
-__BEGIN_NAMESPACE_C99
-__MATH_INLINE float
-__NTH (ceilf (float __x))
-{
-  float __res;
-  __asm ("roundss $2, %1, %0" : "=x" (__res) : "xm" (__x));
-  return __res;
-}
-__END_NAMESPACE_C99
-
-__BEGIN_NAMESPACE_STD
-/* Largest integer not greater than X.  */
-__MATH_INLINE double
-__NTH (floor (double __x))
-{
-  double __res;
-  __asm ("roundsd $1, %1, %0" : "=x" (__res) : "xm" (__x));
-  return __res;
-}
-__END_NAMESPACE_STD
-
-__BEGIN_NAMESPACE_C99
-__MATH_INLINE float
-__NTH (floorf (float __x))
-{
-  float __res;
-  __asm ("roundss $1, %1, %0" : "=x" (__res) : "xm" (__x));
-  return __res;
-}
-__END_NAMESPACE_C99
-# endif
-
-#endif

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog                                   |    7 +
 sysdeps/{i386 => x86}/fpu/bits/mathinline.h |    0
 sysdeps/x86_64/fpu/bits/mathinline.h        |  289 ---------------------------
 3 files changed, 7 insertions(+), 289 deletions(-)
 rename sysdeps/{i386 => x86}/fpu/bits/mathinline.h (100%)
 delete mode 100644 sysdeps/x86_64/fpu/bits/mathinline.h


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