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authorbunnei <ericbunnie@gmail.com>2014-06-10 04:14:03 +0200
committerbunnei <ericbunnie@gmail.com>2014-06-13 15:51:17 +0200
commitb62ef4bbd2f415b6a193ce53e87decb56bacb3e1 (patch)
tree993d436e1c39323076ec38940775e7e2778e1f84 /src/core/hle/kernel/thread.cpp
parentThread: Cleaned up VerifyWait, fixed issue where nullptr msg could unnecessarily be logged. (diff)
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Diffstat (limited to 'src/core/hle/kernel/thread.cpp')
-rw-r--r--src/core/hle/kernel/thread.cpp93
1 files changed, 45 insertions, 48 deletions
diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp
index baa9687cb..ab5a5559e 100644
--- a/src/core/hle/kernel/thread.cpp
+++ b/src/core/hle/kernel/thread.cpp
@@ -154,26 +154,23 @@ inline bool VerifyWait(const Handle& handle, WaitType type, Handle wait_handle)
}
/// Stops the current thread
-void StopThread(Handle thread, const char* reason) {
- u32 error;
- Thread* t = g_object_pool.Get<Thread>(thread, error);
- if (t) {
- ChangeReadyState(t, false);
- t->status = THREADSTATUS_DORMANT;
- for (size_t i = 0; i < t->waiting_threads.size(); ++i) {
- const Handle waiting_thread = t->waiting_threads[i];
- if (VerifyWait(waiting_thread, WAITTYPE_THREADEND, thread)) {
- ResumeThreadFromWait(waiting_thread);
- }
+void StopThread(Handle handle, const char* reason) {
+ Thread* thread = g_object_pool.GetFast<Thread>(handle);
+ _assert_msg_(KERNEL, (thread != nullptr), "called, but thread is nullptr!");
+
+ ChangeReadyState(thread, false);
+ thread->status = THREADSTATUS_DORMANT;
+ for (size_t i = 0; i < thread->waiting_threads.size(); ++i) {
+ const Handle waiting_thread = thread->waiting_threads[i];
+ if (VerifyWait(waiting_thread, WAITTYPE_THREADEND, handle)) {
+ ResumeThreadFromWait(waiting_thread);
}
- t->waiting_threads.clear();
-
- // Stopped threads are never waiting.
- t->wait_type = WAITTYPE_NONE;
- t->wait_handle = 0;
- } else {
- ERROR_LOG(KERNEL, "thread 0x%08X does not exist", thread);
}
+ thread->waiting_threads.clear();
+
+ // Stopped threads are never waiting.
+ thread->wait_type = WAITTYPE_NONE;
+ thread->wait_handle = 0;
}
/// Changes a threads state
@@ -242,20 +239,20 @@ Thread* NextThread() {
/// Puts the current thread in the wait state for the given type
void WaitCurrentThread(WaitType wait_type, Handle wait_handle) {
- Thread* t = GetCurrentThread();
- t->wait_type = wait_type;
- t->wait_handle = wait_handle;
- ChangeThreadState(t, ThreadStatus(THREADSTATUS_WAIT | (t->status & THREADSTATUS_SUSPEND)));
+ Thread* thread = GetCurrentThread();
+ thread->wait_type = wait_type;
+ thread->wait_handle = wait_handle;
+ ChangeThreadState(thread, ThreadStatus(THREADSTATUS_WAIT | (thread->status & THREADSTATUS_SUSPEND)));
}
/// Resumes a thread from waiting by marking it as "ready"
void ResumeThreadFromWait(Handle handle) {
u32 error;
- Thread* t = Kernel::g_object_pool.Get<Thread>(handle, error);
- if (t) {
- t->status &= ~THREADSTATUS_WAIT;
- if (!(t->status & (THREADSTATUS_WAITSUSPEND | THREADSTATUS_DORMANT | THREADSTATUS_DEAD))) {
- ChangeReadyState(t, true);
+ Thread* thread = Kernel::g_object_pool.Get<Thread>(handle, error);
+ if (thread) {
+ thread->status &= ~THREADSTATUS_WAIT;
+ if (!(thread->status & (THREADSTATUS_WAITSUSPEND | THREADSTATUS_DORMANT | THREADSTATUS_DEAD))) {
+ ChangeReadyState(thread, true);
}
}
}
@@ -283,26 +280,26 @@ Thread* CreateThread(Handle& handle, const char* name, u32 entry_point, s32 prio
_assert_msg_(KERNEL, (priority >= THREADPRIO_HIGHEST && priority <= THREADPRIO_LOWEST),
"CreateThread priority=%d, outside of allowable range!", priority)
- Thread* t = new Thread;
+ Thread* thread = new Thread;
- handle = Kernel::g_object_pool.Create(t);
+ handle = Kernel::g_object_pool.Create(thread);
g_thread_queue.push_back(handle);
g_thread_ready_queue.prepare(priority);
- t->status = THREADSTATUS_DORMANT;
- t->entry_point = entry_point;
- t->stack_top = stack_top;
- t->stack_size = stack_size;
- t->initial_priority = t->current_priority = priority;
- t->processor_id = processor_id;
- t->wait_type = WAITTYPE_NONE;
- t->wait_handle = 0;
+ thread->status = THREADSTATUS_DORMANT;
+ thread->entry_point = entry_point;
+ thread->stack_top = stack_top;
+ thread->stack_size = stack_size;
+ thread->initial_priority = thread->current_priority = priority;
+ thread->processor_id = processor_id;
+ thread->wait_type = WAITTYPE_NONE;
+ thread->wait_handle = 0;
- strncpy(t->name, name, Kernel::MAX_NAME_LENGTH);
- t->name[Kernel::MAX_NAME_LENGTH] = '\0';
+ strncpy(thread->name, name, Kernel::MAX_NAME_LENGTH);
+ thread->name[Kernel::MAX_NAME_LENGTH] = '\0';
- return t;
+ return thread;
}
/// Creates a new thread - wrapper for external user
@@ -331,11 +328,11 @@ Handle CreateThread(const char* name, u32 entry_point, s32 priority, u32 arg, s3
return -1;
}
Handle handle;
- Thread* t = CreateThread(handle, name, entry_point, priority, processor_id, stack_top,
+ Thread* thread = CreateThread(handle, name, entry_point, priority, processor_id, stack_top,
stack_size);
- ResetThread(t, arg, 0);
- CallThread(t);
+ ResetThread(thread, arg, 0);
+ CallThread(thread);
return handle;
}
@@ -388,10 +385,10 @@ Handle SetupMainThread(s32 priority, int stack_size) {
Handle handle;
// Initialize new "main" thread
- Thread* t = CreateThread(handle, "main", Core::g_app_core->GetPC(), priority,
+ Thread* thread = CreateThread(handle, "main", Core::g_app_core->GetPC(), priority,
THREADPROCESSORID_0, Memory::SCRATCHPAD_VADDR_END, stack_size);
- ResetThread(t, 0, 0);
+ ResetThread(thread, 0, 0);
// If running another thread already, set it to "ready" state
Thread* cur = GetCurrentThread();
@@ -400,9 +397,9 @@ Handle SetupMainThread(s32 priority, int stack_size) {
}
// Run new "main" thread
- SetCurrentThread(t);
- t->status = THREADSTATUS_RUNNING;
- LoadContext(t->context);
+ SetCurrentThread(thread);
+ thread->status = THREADSTATUS_RUNNING;
+ LoadContext(thread->context);
return handle;
}