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[thirdparty/glibc.git] / sysdeps / alpha / fpu / s_copysign.c

diff --git a/sysdeps/alpha/fpu/s_copysign.c b/sysdeps/alpha/fpu/s_copysign.c
index 5c8d8270182d0f0a50b3f23d71364ffcfbe79d9e..6da1c764959f05b01ea30ab7a8889f3e2ffcbde0 100644 (file)
--- a/sysdeps/alpha/fpu/s_copysign.c
+++ b/sysdeps/alpha/fpu/s_copysign.c
@@ -1,33 +1,33 @@
-/* Copyright (C) 2000 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2019 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Richard Henderson.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   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
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
 
+#define NO_MATH_REDIRECT
 #include <math.h>
+#include <math_ldbl_opt.h>
+#include <libm-alias-double.h>
 
 double
 __copysign (double x, double y)
 {
-  __asm ("cpys %1, %2, %0" : "=f" (x) : "f" (y), "f" (x));
-  return x;
+  return __builtin_copysign (x, y);
 }
 
-weak_alias (__copysign, copysign)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__copysign, __copysignl)
-weak_alias (__copysign, copysignl)
+libm_alias_double (__copysign, copysign)
+#if LONG_DOUBLE_COMPAT (libc, GLIBC_2_0)
+compat_symbol (libc, __copysign, copysignl, GLIBC_2_0);
 #endif