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Tier0: cleanup CThreadFastMutex

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This commit is contained in:
Kawe Mazidjatari 2024-01-16 21:21:08 +01:00
parent 65cdc0c75b
commit 8ce0412405
1 changed files with 7 additions and 14 deletions
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21
src/tier0/threadtools.cpp
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@ -13,25 +13,21 @@
int CThreadFastMutex::Lock(void)
{
DWORD threadId = GetCurrentThreadId();
const DWORD threadId = GetCurrentThreadId();
LONG result = ThreadInterlockedCompareExchange((volatile LONG*)&m_lAddend, 0, 1);
if (result)
{
if (m_nOwnerID == threadId)
{
result = m_nDepth + 1;
m_nDepth = result;
return result;
return ++m_nDepth;
}
LONG cycle = 1;
LONG64 delay;
while (true)
{
delay = (10 * cycle);
LONG64 delay = (10 * cycle);
if (delay)
{
do
@ -77,10 +73,7 @@ int CThreadFastMutex::Lock(void)
int CThreadFastMutex::Unlock()
{
LONG result; // eax
HANDLE SemaphoreA; // rcx
result = m_nDepth - 1;
LONG result = m_nDepth - 1;
m_nDepth = result;
if (!result)
@ -92,12 +85,12 @@ int CThreadFastMutex::Unlock()
{
if (!m_hSemaphore)
{
SemaphoreA = CreateSemaphoreA(NULL, INIT_SEM_COUNT, MAX_SEM_COUNT, NULL);
const HANDLE SemaphoreA = CreateSemaphoreA(NULL, INIT_SEM_COUNT, MAX_SEM_COUNT, NULL);
if (ThreadInterlockedAssignIf64(
(volatile LONG64*)&m_hSemaphore, NULL, (LONG64)SemaphoreA))
if (ThreadInterlockedAssignIf64((volatile LONG64*)&m_hSemaphore, NULL, (LONG64)SemaphoreA))
CloseHandle(SemaphoreA);
}
return ReleaseSemaphore(m_hSemaphore, 1, NULL);
}
}