ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

hal: Implement plain queued spinlock functions on top of DPC-level ones. 

Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2019-01-28 19:21:14 -06:00 committed by Alexandre Julliard
parent 10dcc10a55
commit 119b9c7039
2 changed files with 33 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
dlls/hal/hal.c
View File

@ -49,6 +49,21 @@ WINE_DEFAULT_DEBUG_CHANNEL(ntoskrnl);
"pushl %eax\n\t" \
"jmp " __ASM_NAME("__regs_") #name __ASM_STDCALL(8))
extern void * WINAPI call_fastcall_func1( void *func, const void *a );
__ASM_STDCALL_FUNC( call_fastcall_func1, 8,
"popl %ecx\n\t"
"popl %eax\n\t"
"xchgl (%esp),%ecx\n\t"
"jmp *%eax" );
extern void * WINAPI call_fastcall_func2( void *func, const void *a, const void *b );
__ASM_STDCALL_FUNC( call_fastcall_func2, 12,
"popl %edx\n\t"
"popl %eax\n\t"
"popl %ecx\n\t"
"xchgl (%esp),%edx\n\t"
"jmp *%eax" );
DEFINE_FASTCALL1_ENTRYPOINT( ExAcquireFastMutex )
VOID WINAPI DECLSPEC_HIDDEN __regs_ExAcquireFastMutex(PFAST_MUTEX FastMutex)
{
@ -94,6 +109,22 @@ void WINAPI KeReleaseSpinLock( KSPIN_LOCK *lock, KIRQL irql )
TRACE("lock %p, irql %u.\n", lock, irql);
KeReleaseSpinLockFromDpcLevel( lock );
}
extern void WINAPI KeAcquireInStackQueuedSpinLockAtDpcLevel( KSPIN_LOCK *, KLOCK_QUEUE_HANDLE * );
DEFINE_FASTCALL2_ENTRYPOINT( KeAcquireInStackQueuedSpinLock )
void WINAPI DECLSPEC_HIDDEN __regs_KeAcquireInStackQueuedSpinLock( KSPIN_LOCK *lock, KLOCK_QUEUE_HANDLE *queue )
{
call_fastcall_func2( KeAcquireInStackQueuedSpinLockAtDpcLevel, lock, queue );
}
extern void WINAPI KeReleaseInStackQueuedSpinLockFromDpcLevel( KLOCK_QUEUE_HANDLE * );
DEFINE_FASTCALL1_ENTRYPOINT( KeReleaseInStackQueuedSpinLock )
void WINAPI DECLSPEC_HIDDEN __regs_KeReleaseInStackQueuedSpinLock( KLOCK_QUEUE_HANDLE *queue )
{
call_fastcall_func1( KeReleaseInStackQueuedSpinLockFromDpcLevel, queue );
}
#endif /* __i386__ */
#if defined(__i386__) || defined(__arm__) || defined(__aarch64__)

4
dlls/hal/hal.spec
View File

@ -4,12 +4,12 @@
@ stub HalClearSoftwareInterrupt
@ stub HalRequestSoftwareInterrupt
@ stub HalSystemVectorDispatchEntry
@ stdcall -norelay KeAcquireInStackQueuedSpinLock(ptr ptr) ntoskrnl.exe.KeAcquireInStackQueuedSpinLock
@ stdcall -arch=i386 -norelay KeAcquireInStackQueuedSpinLock(ptr ptr)
@ stub KeAcquireInStackQueuedSpinLockRaiseToSynch
@ stub KeAcquireQueuedSpinLock
@ stub KeAcquireQueuedSpinLockRaiseToSynch
@ stub KeAcquireSpinLockRaiseToSynch
@ stdcall -norelay KeReleaseInStackQueuedSpinLock(ptr) ntoskrnl.exe.KeReleaseInStackQueuedSpinLock
@ stdcall -arch=i386 -norelay KeReleaseInStackQueuedSpinLock(ptr)
@ stub KeReleaseQueuedSpinLock
@ stub KeTryToAcquireQueuedSpinLock
@ stub KeTryToAcquireQueuedSpinLockRaiseToSynch