The builtin and generic implementation from generic files are suffice.
Checked on powerpc64-linux-gnu and powerpc-linux-gnu.
+++ /dev/null
-/* Copy sign of a number. PowerPC version.
- Copyright (C) 2019-2022 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 Library General Public License as
- published by the Free Software Foundation; either version 2 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.
-
- 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, 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)
-{
- return __builtin_copysign (x, y);
-}
-libm_alias_double (__copysign, copysign)
-#if LONG_DOUBLE_COMPAT (libc, GLIBC_2_0)
-compat_symbol (libc, __copysign, copysignl, GLIBC_2_0);
-#endif
+++ /dev/null
-/* Copy sign of a number. PowerPC version.
- Copyright (C) 2019-2022 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 Library General Public License as
- published by the Free Software Foundation; either version 2 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.
-
- 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, see <https://www.gnu.org/licenses/>. */
-
-#define NO_MATH_REDIRECT
-#include <math.h>
-#include <libm-alias-float.h>
-
-float
-__copysignf (float x, float y)
-{
- return __builtin_copysignf (x, y);
-}
-libm_alias_float (__copysign, copysign)
+++ /dev/null
-/* Copy a sign bit between floating-point values.
- IBM extended format long double version.
- Copyright (C) 2006-2022 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
- <https://www.gnu.org/licenses/>. */
-
-#include <sysdep.h>
-#include <math_ldbl_opt.h>
-
-ENTRY(__copysignl)
-/* long double [f1,f2] copysign (long double [f1,f2] x, long double [f3,f4] y);
- copysign(x,y) returns a value with the magnitude of x and
- with the sign bit of y. */
-#ifdef _ARCH_PPCGR
- /* fsel available. */
- stwu r1,-16(r1)
- cfi_adjust_cfa_offset (16)
- stfd fp3,8(r1)
- fmr fp0,fp1
- fabs fp1,fp1
- lwz r3,8+HIWORD(r1)
- cmpwi cr6,r3,0
- addi r1,r1,16
- cfi_adjust_cfa_offset (-16)
- fneg fp3,fp2
- fsel fp2,fp0,fp2,fp3
- bgelr cr6
- fneg fp1,fp1
- fneg fp2,fp2
- blr
-#else
- stwu r1,-32(r1)
- cfi_adjust_cfa_offset (32)
- stfd fp3,8(r1)
- stfd fp1,16(r1)
- lwz r3,8+HIWORD(r1)
- lwz r4,16+HIWORD(r1)
- xor r3,r3,r4
- cmpwi cr6,r3,0
- addi r1,r1,32
- cfi_adjust_cfa_offset (-32)
- bgelr cr6
- fneg fp1,fp1
- fneg fp2,fp2
- blr
-#endif
-END (__copysignl)
-
-#if IS_IN (libm)
-long_double_symbol (libm, __copysignl, copysignl)
-#else
-long_double_symbol (libc, __copysignl, copysignl)
-#endif
+++ /dev/null
-/* Copy a sign bit between floating-point values.
- IBM extended format long double version.
- Copyright (C) 2004-2022 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
- <https://www.gnu.org/licenses/>. */
-
-#include <sysdep.h>
-#include <math_ldbl_opt.h>
-
-ENTRY_TOCLESS (__copysignl)
-/* long double [f1,f2] copysign (long double [f1,f2] x, long double [f3,f4] y);
- copysign(x,y) returns a value with the magnitude of x and
- with the sign bit of y. */
- stfd fp3,-16(r1)
- ld r3,-16(r1)
- cmpdi r3,0
- blt L(0)
- fmr fp0,fp1
- fabs fp1,fp1
- fneg fp3,fp2
- fsel fp2,fp0,fp2,fp3
- blr
-L(0):
- fmr fp0,fp1
- fnabs fp1,fp1
- fneg fp3,fp2
- fsel fp2,fp0,fp3,fp2
- blr
-END (__copysignl)
-
-#if IS_IN (libm)
-long_double_symbol (libm, __copysignl, copysignl)
-#else
-long_double_symbol (libc, __copysignl, copysignl)
-#endif
projects / thirdparty / glibc.git / commitdiff
