thirdparty/ppsspp
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Keep track of the current thread obj.

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To reduce overhead/improve perf.  Actually, it used to be only the current
thread object, but now it's just a cache with accessors.
This commit is contained in:
Unknown W. Brackets 2013-11-02 20:16:47 -07:00
parent 738dfc84e4
commit d400b1a67b
1 changed files with 15 additions and 20 deletions
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35
Core/HLE/sceKernelThread.cpp
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@ -837,6 +837,7 @@ int g_inCbCount = 0;
SceUID currentCallbackThreadID = 0;
int readyCallbacksCount = 0;
SceUID currentThread;
Thread *currentThreadPtr;
u32 idleThreadHackAddr;
u32 threadReturnHackAddr;
u32 cbReturnHackAddr;
@ -933,10 +934,13 @@ void MipsCall::setReturnValue(u64 value)
}
inline Thread *__GetCurrentThread() {
if (currentThread != 0)
return kernelObjects.GetFast<Thread>(currentThread);
else
return NULL;
return currentThreadPtr;
}
inline void __SetCurrentThread(Thread *thread, SceUID threadID, const char *name) {
currentThread = threadID;
currentThreadPtr = thread;
hleCurrentThreadName = name;
}
u32 __KernelMipsCallReturnAddress() {
@ -1118,7 +1122,7 @@ void __KernelThreadingInit()
dispatchEnabled = true;
memset(waitTypeFuncs, 0, sizeof(waitTypeFuncs));
currentThread = 0;
__SetCurrentThread(NULL, 0, NULL);
g_inCbCount = 0;
currentCallbackThreadID = 0;
readyCallbacksCount = 0;
@ -1186,7 +1190,7 @@ void __KernelThreadingDoState(PointerWrap &p)
p.Do(pausedDelays);
hleCurrentThreadName = __KernelGetThreadName(currentThread);
__SetCurrentThread(kernelObjects.GetFast<Thread>(currentThread), currentThread, __KernelGetThreadName(currentThread));
lastSwitchCycles = CoreTiming::GetTicks();
}
@ -1369,9 +1373,8 @@ void __KernelThreadingShutdown()
mipsCalls.clear();
threadReturnHackAddr = 0;
cbReturnHackAddr = 0;
currentThread = 0;
__SetCurrentThread(NULL, 0, NULL);
intReturnHackAddr = 0;
hleCurrentThreadName = NULL;
pausedDelays.clear();
}
@ -1782,10 +1785,7 @@ u32 __KernelDeleteThread(SceUID threadID, int exitStatus, const char *reason)
__KernelRemoveFromThreadQueue(threadID);
if (currentThread == threadID)
{
currentThread = 0;
hleCurrentThreadName = NULL;
}
__SetCurrentThread(NULL, 0, NULL);
if (currentCallbackThreadID == threadID)
{
currentCallbackThreadID = 0;
@ -2012,8 +2012,7 @@ SceUID __KernelSetupRootThread(SceUID moduleID, int args, const char *argp, int
Thread *prevThread = __GetCurrentThread();
if (prevThread && prevThread->isRunning())
__KernelChangeReadyState(currentThread, true);
currentThread = id;
hleCurrentThreadName = "root";
__SetCurrentThread(thread, id, "root");
thread->nt.status = THREADSTATUS_RUNNING; // do not schedule
strcpy(thread->nt.name, "root");
@ -3205,18 +3204,14 @@ void __KernelSwitchContext(Thread *target, const char *reason)
if (target)
{
currentThread = target->GetUID();
hleCurrentThreadName = target->nt.name;
__SetCurrentThread(target, target->GetUID(), target->nt.name);
__KernelChangeReadyState(target, currentThread, false);
target->nt.status = (target->nt.status | THREADSTATUS_RUNNING) & ~THREADSTATUS_READY;
__KernelLoadContext(&target->context, (target->nt.attr & PSP_THREAD_ATTR_VFPU) != 0);
}
else
{
currentThread = 0;
hleCurrentThreadName = NULL;
}
__SetCurrentThread(NULL, 0, NULL);
#if DEBUG_LEVEL <= MAX_LOGLEVEL || DEBUG_LOG == NOTICE_LOG
bool fromIdle = oldUID == threadIdleID[0] || oldUID == threadIdleID[1];