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Rev 9869 Rev 9871
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;; Copyright (C) KolibriOS team 2004-2022. All rights reserved. ;;
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;; Copyright (C) KolibriOS team 2004-2022. All rights reserved. ;;
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;;  Distributed under terms of the GNU General Public License.  ;;
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;;  Distributed under terms of the GNU General Public License.  ;;
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;;                                                              ;;
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;;                                                              ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision: 9869 $
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$Revision: 9871 $
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align 4
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align 4
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;struct futex*  __fastcall create_futex(int *ptr)
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;struct futex*  __fastcall create_futex(int *ptr)
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        mov     [esp + MUTEX_WAITER.task], ebx
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        mov     [esp + MUTEX_WAITER.task], ebx
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        lea     esi, [ebp + FUTEX.wait_list]
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        lea     esi, [ebp + FUTEX.wait_list]
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        list_add_tail esp, esi      ;esp= new waiter, esi= list head
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        list_add_tail esp, esi      ;esp= new waiter, esi= list head
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        sti
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.again_timeout:
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.again_timeout:
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        mov     [ebx + APPDATA.state], TSTATE_WAITING
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        call    change_task
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        call    change_task
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        mov     eax, [ebx + APPDATA.wait_param]
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        mov     eax, [ebx + APPDATA.wait_param]
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        test    eax, eax
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        jz      .timeout
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        test    eax, eax
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        DEBUGF  1, "FUTEX no timeout [ecx]=%x edx=%x\n", [ecx], edx
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        jz      .timeout
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        mov     eax, edx
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        mov     eax, edx
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        lock cmpxchg [ecx], edx
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        lock cmpxchg [ecx], edx
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        jz      .again_timeout
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        jz      .again_timeout
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        popfd
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        popfd
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        mov     [esp + SYSCALL_STACK.eax], 0
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        mov     [esp + SYSCALL_STACK.eax], 0
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        ret
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        ret
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.timeout:
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        cli
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.timeout:
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        list_del esp
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        sti
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        list_del esp
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        add     esp, sizeof.MUTEX_WAITER
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        DEBUGF  1, "FUTEX timeout\n"
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        add     esp, sizeof.MUTEX_WAITER
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        popfd
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        popfd
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        mov     [esp + SYSCALL_STACK.eax], -1
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        mov     [esp + SYSCALL_STACK.eax], -1