diff options
Diffstat (limited to 'src/core/hle/kernel/thread.cpp')
-rw-r--r-- | src/core/hle/kernel/thread.cpp | 63 |
1 files changed, 30 insertions, 33 deletions
diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp index 0ae1a21df..dd20ca30e 100644 --- a/src/core/hle/kernel/thread.cpp +++ b/src/core/hle/kernel/thread.cpp @@ -36,7 +36,7 @@ ResultVal<bool> Thread::WaitSynchronization() { } // Lists all thread ids that aren't deleted/etc. -static std::vector<Thread*> thread_list; // TODO(yuriks): Owned +static std::vector<SharedPtr<Thread>> thread_list; // Lists only ready thread ids. static Common::ThreadQueueList<Thread*, THREADPRIO_LOWEST+1> thread_ready_queue; @@ -110,8 +110,8 @@ void Thread::Stop(const char* reason) { ChangeReadyState(this, false); status = THREADSTATUS_DORMANT; - for (Thread* waiting_thread : waiting_threads) { - if (CheckWaitType(waiting_thread, WAITTYPE_THREADEND, this)) + for (auto& waiting_thread : waiting_threads) { + if (CheckWaitType(waiting_thread.get(), WAITTYPE_THREADEND, this)) waiting_thread->ResumeFromWait(); } waiting_threads.clear(); @@ -143,15 +143,15 @@ Thread* ArbitrateHighestPriorityThread(Object* arbiter, u32 address) { s32 priority = THREADPRIO_LOWEST; // Iterate through threads, find highest priority thread that is waiting to be arbitrated... - for (Thread* thread : thread_list) { - if (!CheckWaitType(thread, WAITTYPE_ARB, arbiter, address)) + for (auto& thread : thread_list) { + if (!CheckWaitType(thread.get(), WAITTYPE_ARB, arbiter, address)) continue; if (thread == nullptr) continue; // TODO(yuriks): Thread handle will hang around forever. Should clean up. if(thread->current_priority <= priority) { - highest_priority_thread = thread; + highest_priority_thread = thread.get(); priority = thread->current_priority; } } @@ -168,8 +168,8 @@ Thread* ArbitrateHighestPriorityThread(Object* arbiter, u32 address) { void ArbitrateAllThreads(Object* arbiter, u32 address) { // Iterate through threads, find highest priority thread that is waiting to be arbitrated... - for (Thread* thread : thread_list) { - if (CheckWaitType(thread, WAITTYPE_ARB, arbiter, address)) + for (auto& thread : thread_list) { + if (CheckWaitType(thread.get(), WAITTYPE_ARB, arbiter, address)) thread->ResumeFromWait(); } } @@ -241,7 +241,7 @@ static int ThreadWakeupEventType = -1; /// Callback that will wake up the thread it was scheduled for static void ThreadWakeupCallback(u64 parameter, int cycles_late) { Handle handle = static_cast<Handle>(parameter); - Thread* thread = Kernel::g_handle_table.Get<Thread>(handle); + SharedPtr<Thread> thread = Kernel::g_handle_table.Get<Thread>(handle); if (thread == nullptr) { LOG_ERROR(Kernel, "Thread doesn't exist %u", handle); return; @@ -278,20 +278,18 @@ static void DebugThreadQueue() { return; } LOG_DEBUG(Kernel, "0x%02X 0x%08X (current)", thread->current_priority, GetCurrentThread()->GetHandle()); - for (Thread* t : thread_list) { - s32 priority = thread_ready_queue.contains(t); + for (auto& t : thread_list) { + s32 priority = thread_ready_queue.contains(t.get()); if (priority != -1) { LOG_DEBUG(Kernel, "0x%02X 0x%08X", priority, t->GetHandle()); } } } -ResultVal<Thread*> Thread::Create(const char* name, u32 entry_point, s32 priority, u32 arg, - s32 processor_id, u32 stack_top, int stack_size) { - _dbg_assert_(Kernel, name != nullptr); - - if ((u32)stack_size < 0x200) { - LOG_ERROR(Kernel, "(name=%s): invalid stack_size=0x%08X", name, stack_size); +ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point, s32 priority, + u32 arg, s32 processor_id, VAddr stack_top, u32 stack_size) { + if (stack_size < 0x200) { + LOG_ERROR(Kernel, "(name=%s): invalid stack_size=0x%08X", name.c_str(), stack_size); // TODO: Verify error return ResultCode(ErrorDescription::InvalidSize, ErrorModule::Kernel, ErrorSummary::InvalidArgument, ErrorLevel::Permanent); @@ -300,27 +298,26 @@ ResultVal<Thread*> Thread::Create(const char* name, u32 entry_point, s32 priorit if (priority < THREADPRIO_HIGHEST || priority > THREADPRIO_LOWEST) { s32 new_priority = CLAMP(priority, THREADPRIO_HIGHEST, THREADPRIO_LOWEST); LOG_WARNING(Kernel_SVC, "(name=%s): invalid priority=%d, clamping to %d", - name, priority, new_priority); + name.c_str(), priority, new_priority); // TODO(bunnei): Clamping to a valid priority is not necessarily correct behavior... Confirm // validity of this priority = new_priority; } if (!Memory::GetPointer(entry_point)) { - LOG_ERROR(Kernel_SVC, "(name=%s): invalid entry %08x", name, entry_point); + LOG_ERROR(Kernel_SVC, "(name=%s): invalid entry %08x", name.c_str(), entry_point); // TODO: Verify error return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::Kernel, ErrorSummary::InvalidArgument, ErrorLevel::Permanent); } - Thread* thread = new Thread; + SharedPtr<Thread> thread(new Thread); // TODO(yuriks): Thread requires a handle to be inserted into the various scheduling queues for // the time being. Create a handle here, it will be copied to the handle field in // the object and use by the rest of the code. This should be removed when other // code doesn't rely on the handle anymore. ResultVal<Handle> handle = Kernel::g_handle_table.Create(thread); - // TODO(yuriks): Plug memory leak if (handle.Failed()) return handle.Code(); @@ -337,12 +334,12 @@ ResultVal<Thread*> Thread::Create(const char* name, u32 entry_point, s32 priorit thread->wait_type = WAITTYPE_NONE; thread->wait_object = nullptr; thread->wait_address = 0; - thread->name = name; + thread->name = std::move(name); - ResetThread(thread, arg, 0); - CallThread(thread); + ResetThread(thread.get(), arg, 0); + CallThread(thread.get()); - return MakeResult<Thread*>(thread); + return MakeResult<SharedPtr<Thread>>(std::move(thread)); } /// Set the priority of the thread specified by handle @@ -376,20 +373,20 @@ Handle SetupIdleThread() { auto thread_res = Thread::Create("idle", Memory::KERNEL_MEMORY_VADDR, THREADPRIO_LOWEST, 0, THREADPROCESSORID_0, 0, Kernel::DEFAULT_STACK_SIZE); _dbg_assert_(Kernel, thread_res.Succeeded()); - Thread* thread = *thread_res; + SharedPtr<Thread> thread = std::move(*thread_res); thread->idle = true; - CallThread(thread); + CallThread(thread.get()); return thread->GetHandle(); } -Thread* SetupMainThread(s32 priority, int stack_size) { +SharedPtr<Thread> SetupMainThread(s32 priority, u32 stack_size) { // Initialize new "main" thread - ResultVal<Thread*> thread_res = Thread::Create("main", Core::g_app_core->GetPC(), priority, 0, - THREADPROCESSORID_0, Memory::SCRATCHPAD_VADDR_END, stack_size); + auto thread_res = Thread::Create("main", Core::g_app_core->GetPC(), priority, 0, + THREADPROCESSORID_0, Memory::SCRATCHPAD_VADDR_END, stack_size); // TODO(yuriks): Propagate error _dbg_assert_(Kernel, thread_res.Succeeded()); - Thread* thread = *thread_res; + SharedPtr<Thread> thread = std::move(*thread_res); // If running another thread already, set it to "ready" state Thread* cur = GetCurrentThread(); @@ -398,7 +395,7 @@ Thread* SetupMainThread(s32 priority, int stack_size) { } // Run new "main" thread - current_thread = thread; + current_thread = thread.get(); thread->status = THREADSTATUS_RUNNING; Core::g_app_core->LoadContext(thread->context); @@ -418,7 +415,7 @@ void Reschedule() { } else { LOG_TRACE(Kernel, "cannot context switch from 0x%08X, no higher priority thread!", prev->GetHandle()); - for (Thread* thread : thread_list) { + for (auto& thread : thread_list) { LOG_TRACE(Kernel, "\thandle=0x%08X prio=0x%02X, status=0x%08X wait_type=0x%08X wait_handle=0x%08X", thread->GetHandle(), thread->current_priority, thread->status, thread->wait_type, (thread->wait_object ? thread->wait_object->GetHandle() : INVALID_HANDLE)); |