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https://github.com/reactos/reactos.git
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Moved interlocked function to rosrtl rather than exporting them from ntdll as windows does not export them from there.
svn path=/trunk/; revision=10815
This commit is contained in:
parent
d0cbef2f9f
commit
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6 changed files with 165 additions and 15 deletions
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@ -1,4 +1,4 @@
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; $Id: ntdll.def,v 1.127 2004/08/11 09:30:23 ekohl Exp $
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; $Id: ntdll.def,v 1.128 2004/09/10 23:29:18 sedwards Exp $
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;
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; ReactOS Operating System
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;
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@ -32,10 +32,6 @@ DbgUiIssueRemoteBreakin@4
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DbgUiRemoteBreakin@0
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DbgUiWaitStateChange@8
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DbgUserBreakPoint@0
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InterlockedIncrement@4
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InterlockedDecrement@4
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InterlockedExchange@8
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InterlockedCompareExchange@12
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KiRaiseUserExceptionDispatcher
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KiUserApcDispatcher
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KiUserCallbackDispatcher
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@ -1,4 +1,4 @@
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; $Id: ntdll.edf,v 1.117 2004/08/11 09:30:23 ekohl Exp $
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; $Id: ntdll.edf,v 1.118 2004/09/10 23:29:18 sedwards Exp $
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;
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; ReactOS Operating System
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;
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@ -32,10 +32,6 @@ DbgUiIssueRemoteBreakin=DbgUiIssueRemoteBreakin@4
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DbgUiRemoteBreakin=DbgUiRemoteBreakin@0
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DbgUiWaitStateChange=DbgUiWaitStateChange@8
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DbgUserBreakPoint=DbgUserBreakPoint@0
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InterlockedIncrement=InterlockedIncrement@4
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InterlockedDecrement=InterlockedDecrement@4
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InterlockedExchange=InterlockedExchange@8
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InterlockedCompareExchange=InterlockedCompareExchange@12
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KiRaiseUserExceptionDispatcher=KiRaiseUserExceptionDispatcher@0
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KiUserApcDispatcher=KiUserApcDispatcher@20
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KiUserCallbackDispatcher=KiUserCallbackDispatcher@12
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@ -1,4 +1,4 @@
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# $Id: makefile,v 1.108 2004/08/10 12:03:29 ekohl Exp $
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# $Id: makefile,v 1.109 2004/09/10 23:29:18 sedwards Exp $
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PATH_TO_TOP = ../..
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@ -69,7 +69,6 @@ RTL_OBJECTS = \
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rtl/dbgbuffer.o \
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rtl/exception.o \
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rtl/handle.o \
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rtl/intrlck.o \
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rtl/math.o \
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rtl/message.o \
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rtl/misc.o \
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@ -1,4 +1,4 @@
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# $Id: makefile,v 1.14 2004/08/11 08:28:13 weiden Exp $
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# $Id: makefile,v 1.15 2004/09/10 23:29:07 sedwards Exp $
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PATH_TO_TOP = ../..
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@ -25,6 +25,7 @@ REGISTRY_OBJECTS = \
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MISC_OBJECTS = \
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misc/devmode.o \
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misc/intrlck.o \
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misc/logfont.o \
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misc/qsort.o
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158
reactos/lib/rosrtl/misc/intrlck.c
Normal file
158
reactos/lib/rosrtl/misc/intrlck.c
Normal file
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@ -0,0 +1,158 @@
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/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS system libraries
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* FILE: lib/ntdll/rtl/intrlck.c
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* PURPOSE: Inter lock increments
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* UPDATE HISTORY:
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* Created 30/09/99
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*/
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/*
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* Win32 kernel functions
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*
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* Copyright 1995 Martin von Loewis
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* Copyright 1997 Onno Hovers
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* Copied from kernel32
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*/
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/************************************************************************
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* InterlockedIncrement *
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* *
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* InterlockedIncrement adds 1 to a long variable and returns *
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* - a negative number if the result < 0 *
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* - zero if the result == 0 *
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* - a positive number if the result > 0 *
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* *
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* The returned number need not be equal to the result!!!! *
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* note: *
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* *
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************************************************************************/
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#include <windows.h>
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LONG
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STDCALL
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InterlockedIncrement(PLONG Addend)
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{
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long ret = 0;
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__asm__
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(
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"\tlock\n" /* for SMP systems */
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"\tincl (%1)\n"
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"\tje 2f\n"
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"\tjl 1f\n"
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"\tincl %0\n"
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"\tjmp 2f\n"
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"1:\tdec %0\n"
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"2:\n"
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:"=r" (ret):"r" (Addend), "0" (0): "memory"
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);
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return ret;
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}
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/************************************************************************
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* InterlockedDecrement *
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* *
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* InterlockedIncrement adds 1 to a long variable and returns *
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* - a negative number if the result < 0 *
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* - zero if the result == 0 *
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* - a positive number if the result > 0 *
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* *
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* The returned number need not be equal to the result!!!! *
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************************************************************************/
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LONG
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STDCALL
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InterlockedDecrement(LPLONG lpAddend)
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{
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long ret;
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__asm__
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(
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"\tlock\n" /* for SMP systems */
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"\tdecl (%1)\n"
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"\tje 2f\n"
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"\tjl 1f\n"
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"\tincl %0\n"
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"\tjmp 2f\n"
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"1:\tdec %0\n"
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"2:\n"
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:"=r" (ret):"r" (lpAddend), "0" (0): "memory"
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);
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return ret;
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}
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/************************************************************************
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* InterlockedExchange
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*
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* Atomically exchanges a pair of values.
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*
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* RETURNS
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* Prior value of value pointed to by Target
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*/
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LONG
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STDCALL
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InterlockedExchange(LPLONG target, LONG value )
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{
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long ret;
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__asm__ ( /* lock for SMP systems */
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"lock\n\txchgl %0,(%1)"
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:"=r" (ret):"r" (target), "0" (value):"memory" );
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return ret;
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}
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/************************************************************************
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* InterlockedCompareExchange
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*
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* Atomically compares Destination and Comperand, and if found equal exchanges
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* the value of Destination with Exchange
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*
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* RETURNS
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* Prior value of value pointed to by Destination
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*/
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LONG
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STDCALL
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InterlockedCompareExchange(
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LPLONG Destination,
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LONG Exchange,
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LONG Comperand )
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{
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LONG ret;
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__asm__ __volatile__( "lock; cmpxchgl %2,(%1)"
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: "=a" (ret) : "r" (Destination), "r" (Exchange), "0" (Comperand) : "memory" );
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return ret;
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}
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/************************************************************************
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* InterlockedExchangeAdd
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*
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* Atomically adds Increment to Addend and returns the previous value of
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* Addend
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*
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* RETURNS
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* Prior value of value pointed to by Addend
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*/
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LONG
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STDCALL
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InterlockedExchangeAdd(
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PLONG Addend,
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LONG Increment
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)
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{
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LONG ret;
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__asm__ ( /* lock for SMP systems */
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"lock\n\t"
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"xaddl %0,(%1)"
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:"=r" (ret)
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:"r" (Addend), "0" (Increment)
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:"memory" );
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return ret;
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}
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@ -1,4 +1,4 @@
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# $Id: makefile,v 1.30 2004/07/12 20:09:34 gvg Exp $
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# $Id: makefile,v 1.31 2004/09/10 23:29:28 sedwards Exp $
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PATH_TO_TOP = ../..
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@ -9,7 +9,7 @@ TARGET_APPTYPE = native
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TARGET_NAME = csrss
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TARGET_SDKLIBS = rosrtl.a ntdll.a
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TARGET_SDKLIBS = rosrtl.a ntdll.a
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TARGET_INSTALLDIR = system32
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