| /* copy sign, double version. |
| Copyright (C) 2002, 2006 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Andreas Jaeger <aj@suse.de>, 2002. |
| |
| 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, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| #include <machine/asm.h> |
| |
| #ifdef __ELF__ |
| .section .rodata |
| #else |
| .text |
| #endif |
| |
| .align ALIGNARG(4) |
| ASM_TYPE_DIRECTIVE(signmask,@object) |
| signmask: |
| .byte 0, 0, 0, 0, 0, 0, 0, 0x80 |
| .byte 0, 0, 0, 0, 0, 0, 0, 0 |
| ASM_SIZE_DIRECTIVE(signmask) |
| ASM_TYPE_DIRECTIVE(othermask,@object) |
| othermask: |
| .byte 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f |
| .byte 0, 0, 0, 0, 0, 0, 0, 0 |
| ASM_SIZE_DIRECTIVE(othermask) |
| |
| #ifdef PIC |
| #define MO(op) op##(%rip) |
| #else |
| #define MO(op) op |
| #endif |
| |
| .text |
| ENTRY(__copysign) |
| andpd MO(othermask),%xmm0 |
| andpd MO(signmask),%xmm1 |
| orpd %xmm1,%xmm0 |
| ret |
| END (__copysign) |
| |
| weak_alias (__copysign, copysign) |
