diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc32/fpu/s_copysign.S')
| -rw-r--r-- | sysdeps/powerpc/powerpc32/fpu/s_copysign.S | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_copysign.S b/sysdeps/powerpc/powerpc32/fpu/s_copysign.S deleted file mode 100644 index fa9e5a2a1a..0000000000 --- a/sysdeps/powerpc/powerpc32/fpu/s_copysign.S +++ /dev/null @@ -1,53 +0,0 @@ -/* Copy a sign bit between floating-point values. - Copyright (C) 1997-2019 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/>. */ - -/* This has been coded in assembler because GCC makes such a mess of it - when it's coded in C. */ - -#include <sysdep.h> -#include <math_ldbl_opt.h> -#include <libm-alias-float.h> -#include <libm-alias-double.h> - -ENTRY(__copysign) -/* double [f1] copysign (double [f1] x, double [f2] y); - copysign(x,y) returns a value with the magnitude of x and - with the sign bit of y. */ - stwu r1,-16(r1) - cfi_adjust_cfa_offset (16) - stfd fp2,8(r1) - lwz r3,8+HIWORD(r1) - cmpwi r3,0 - addi r1,r1,16 - cfi_adjust_cfa_offset (-16) - blt L(0) - fabs fp1,fp1 - blr -L(0): fnabs fp1,fp1 - blr - END (__copysign) - -libm_alias_double (__copysign, copysign) - -/* It turns out that it's safe to use this code even for single-precision. */ -strong_alias(__copysign,__copysignf) -libm_alias_float (__copysign, copysign) - -#if LONG_DOUBLE_COMPAT (libc, GLIBC_2_0) -compat_symbol (libc, __copysign, copysignl, GLIBC_2_0) -#endif |