blob: 36a28e8f8ccd3a7bb8a1ad324fac6ad1b1babd2d [file] [log] [blame]
#include <machine/asm.h>
#include <sys/linux-syscalls.h>
#define FUTEX_WAIT 0
#define FUTEX_WAKE 1
// int __futex_wait(volatile void *ftx, int val, const struct timespec *timeout)
ENTRY(__futex_wait)
pushl %ebx
pushl %esi
mov 12(%esp), %ebx /* ftx */
movl $FUTEX_WAIT, %ecx
mov 16(%esp), %edx /* val */
mov 20(%esp), %esi /* timeout */
movl $__NR_futex, %eax
int $0x80
popl %esi
popl %ebx
ret
END(__futex_wait)
// int __futex_wake(volatile void *ftx, int count)
ENTRY(__futex_wake)
pushl %ebx
mov 8(%esp), %ebx /* ftx */
movl $FUTEX_WAKE, %ecx
mov 12(%esp), %edx /* count */
movl $__NR_futex, %eax
int $0x80
popl %ebx
ret
END(__futex_wake)
// int __futex_syscall3(volatile void *ftx, int op, int count)
ENTRY(__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
END(__futex_syscall3)
// int __futex_syscall4(volatile void *ftx, int op, int val, const struct timespec *timeout)
ENTRY(__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
END(__futex_syscall4)