76 lines
1.7 KiB
ArmAsm
76 lines
1.7 KiB
ArmAsm
#include <sys/linux-syscalls.h>
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#define FUTEX_WAIT 0
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#define FUTEX_WAKE 1
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/*
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* int __futex_wait(volatile void *ftx, int val, const struct timespec *timeout)
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*/
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.text
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.globl __futex_wait
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.type __futex_wait, @function
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.align 4
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__futex_wait:
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pushl %ebx
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pushl %esi
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mov 12(%esp), %ebx /* ftx */
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movl $FUTEX_WAIT, %ecx
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mov 16(%esp), %edx /* val */
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mov 20(%esp), %esi /* timeout */
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movl $__NR_futex, %eax
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int $0x80
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popl %esi
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popl %ebx
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ret
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/* int __futex_wake(volatile void *ftx, int count) */
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.text
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.globl __futex_wake
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.type __futex_wake, @function
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.align 4
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__futex_wake:
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pushl %ebx
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mov 8(%esp), %ebx /* ftx */
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movl $FUTEX_WAKE, %ecx
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mov 12(%esp), %edx /* count */
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movl $__NR_futex, %eax
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int $0x80
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popl %ebx
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ret
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/* int __futex_syscall3(volatile void *ftx, int op, int count) */
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.text
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.globl __futex_syscall3
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.type __futex_syscall3, @function
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.align 4
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__futex_syscall3:
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pushl %ebx
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movl 8(%esp), %ebx /* ftx */
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movl 12(%esp), %ecx /* op */
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movl 16(%esp), %edx /* value */
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movl $__NR_futex, %eax
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int $0x80
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popl %ebx
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ret
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/* int __futex_syscall4(volatile void *ftx, int op, int val, const struct timespec *timeout) */
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.text
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.globl __futex_syscall4
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.type __futex_syscall4, @function
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.align 4
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__futex_syscall4:
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pushl %ebx
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pushl %esi
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movl 12(%esp), %ebx /* ftx */
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movl 16(%esp), %ecx /* op */
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movl 20(%esp), %edx /* val */
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movl 24(%esp), %esi /* timeout */
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movl $__NR_futex, %eax
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int $0x80
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popl %esi
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popl %ebx
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ret
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