diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/x86_64/sem_trywait.S')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/x86_64/sem_trywait.S | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_trywait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/sem_trywait.S deleted file mode 100644 index 1893a34737..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_trywait.S +++ /dev/null @@ -1,47 +0,0 @@ -/* Copyright (C) 2002-2014 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@redhat.com>, 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, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> -#include <lowlevellock.h> -#include <shlib-compat.h> -#include <pthread-errnos.h> - - .text - - .globl sem_trywait - .type sem_trywait,@function - .align 16 -sem_trywait: - movl (%rdi), %eax -2: testl %eax, %eax - jz 1f - - leal -1(%rax), %edx - LOCK - cmpxchgl %edx, (%rdi) - jne 2b - - xorl %eax, %eax - retq - -1: - movq errno@gottpoff(%rip), %rdx - movl $EAGAIN, %fs:(%rdx) - orl $-1, %eax - retq - .size sem_trywait,.-sem_trywait |