diff options
Diffstat (limited to 'libc/arch-x86/bionic/atomics_x86.S')
| -rw-r--r-- | libc/arch-x86/bionic/atomics_x86.S | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/libc/arch-x86/bionic/atomics_x86.S b/libc/arch-x86/bionic/atomics_x86.S index 2370f23..666e182 100644 --- a/libc/arch-x86/bionic/atomics_x86.S +++ b/libc/arch-x86/bionic/atomics_x86.S @@ -41,6 +41,38 @@ __futex_wake: popl %ebx ret +/* int __futex_syscall3(volatile void *ftx, int op, int count) */ +.text +.globl __futex_syscall3 +.type __futex_syscall3, @function +.align 4 +__futex_syscall3: + pushl %ebx + movl 8(%esp), %ebx /* ftx */ + movl 12(%esp), %ecx /* op */ + movl 16(%esp), %edx /* value */ + movl $__NR_futex, %eax + int $0x80 + popl %ebx + ret + +/* int __futex_syscall4(volatile void *ftx, int op, int val, const struct timespec *timeout) */ +.text +.globl __futex_syscall4 +.type __futex_syscall4, @function +.align 4 +__futex_syscall4: + pushl %ebx + pushl %esi + movl 12(%esp), %ebx /* ftx */ + movl 16(%esp), %ecx /* op */ + movl 20(%esp), %edx /* val */ + movl 24(%esp), %esi /* timeout */ + movl $__NR_futex, %eax + int $0x80 + popl %esi + popl %ebx + ret /* int __atomic_cmpxchg(int old, int new, volatile int* addr) */ |