diff options
Diffstat (limited to 'libc/arch-arm64/bionic/futex_arm64.S')
-rw-r--r-- | libc/arch-arm64/bionic/futex_arm64.S | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/libc/arch-arm64/bionic/futex_arm64.S b/libc/arch-arm64/bionic/futex_arm64.S deleted file mode 100644 index d452771..0000000 --- a/libc/arch-arm64/bionic/futex_arm64.S +++ /dev/null @@ -1,86 +0,0 @@ -/* - * Copyright (C) 2013 The Android Open Source Project - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <private/bionic_asm.h> - -#define FUTEX_WAIT 0 -#define FUTEX_WAKE 1 - -// int __futex_syscall4(volatile void* ftx, int op, int val, const struct timespec* timeout) -ENTRY(__futex_syscall4) - stp x29, x30, [sp, #-16]! - mov x29, sp - - str x8, [sp, #-16]! - mov x8, __NR_futex - svc #0 - ldr x8, [sp], #16 - - ldp x29, x30, [sp], #16 - ret -END(__futex_syscall4) - -// int __futex_syscall3(volatile void* ftx, int op, int count) -ENTRY(__futex_syscall3) - b __futex_syscall4 -END(__futex_syscall3) - -// int __futex_wait(volatile void* ftx, int val, const struct timespec* timeout) -ENTRY(__futex_wait) - stp x29, x30, [sp, #-16]! - mov x29, sp - - mov x3, x2 - mov x2, x1 - mov x1, #FUTEX_WAIT - - str x8, [sp, #-16]! - mov x8, __NR_futex - svc #0 - ldr x8, [sp], #16 - - ldp x29, x30, [sp], #16 - ret -END(__futex_wait) - -// int __futex_wake(volatile void* ftx, int count) -ENTRY(__futex_wake) - stp x29, x30, [sp, #-16]! - mov x29, sp - - mov x2, x1 - mov x1, #FUTEX_WAKE - - str x8, [sp, #-16]! - mov x8, __NR_futex - svc #0 - ldr x8, [sp], #16 - - ldp x29, x30, [sp], #16 - ret -END(__futex_wake) |