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-rw-r--r--src/core/hle/kernel/address_arbiter.cpp6
-rw-r--r--src/core/hle/kernel/kernel.cpp3
-rw-r--r--src/core/hle/kernel/svc.cpp19
-rw-r--r--src/core/hle/kernel/thread.cpp1
-rw-r--r--src/core/hle/kernel/thread.h3
-rw-r--r--src/yuzu/debugger/wait_tree.cpp4
6 files changed, 22 insertions, 14 deletions
diff --git a/src/core/hle/kernel/address_arbiter.cpp b/src/core/hle/kernel/address_arbiter.cpp
index 352190da8..c8842410b 100644
--- a/src/core/hle/kernel/address_arbiter.cpp
+++ b/src/core/hle/kernel/address_arbiter.cpp
@@ -26,7 +26,7 @@ void WakeThreads(const std::vector<SharedPtr<Thread>>& waiting_threads, s32 num_
// them all.
std::size_t last = waiting_threads.size();
if (num_to_wake > 0) {
- last = num_to_wake;
+ last = std::min(last, static_cast<std::size_t>(num_to_wake));
}
// Signal the waiting threads.
@@ -90,9 +90,9 @@ ResultCode AddressArbiter::ModifyByWaitingCountAndSignalToAddressIfEqual(VAddr a
// Determine the modified value depending on the waiting count.
s32 updated_value;
if (waiting_threads.empty()) {
- updated_value = value - 1;
- } else if (num_to_wake <= 0 || waiting_threads.size() <= static_cast<u32>(num_to_wake)) {
updated_value = value + 1;
+ } else if (num_to_wake <= 0 || waiting_threads.size() <= static_cast<u32>(num_to_wake)) {
+ updated_value = value - 1;
} else {
updated_value = value;
}
diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp
index a7e4ddc05..3b73be67b 100644
--- a/src/core/hle/kernel/kernel.cpp
+++ b/src/core/hle/kernel/kernel.cpp
@@ -62,7 +62,8 @@ static void ThreadWakeupCallback(u64 thread_handle, [[maybe_unused]] s64 cycles_
if (thread->GetMutexWaitAddress() != 0 || thread->GetCondVarWaitAddress() != 0 ||
thread->GetWaitHandle() != 0) {
- ASSERT(thread->GetStatus() == ThreadStatus::WaitMutex);
+ ASSERT(thread->GetStatus() == ThreadStatus::WaitMutex ||
+ thread->GetStatus() == ThreadStatus::WaitCondVar);
thread->SetMutexWaitAddress(0);
thread->SetCondVarWaitAddress(0);
thread->SetWaitHandle(0);
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index 09d1eadb6..11796e5e5 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -1353,7 +1353,7 @@ static ResultCode WaitProcessWideKeyAtomic(VAddr mutex_addr, VAddr condition_var
current_thread->SetCondVarWaitAddress(condition_variable_addr);
current_thread->SetMutexWaitAddress(mutex_addr);
current_thread->SetWaitHandle(thread_handle);
- current_thread->SetStatus(ThreadStatus::WaitMutex);
+ current_thread->SetStatus(ThreadStatus::WaitCondVar);
current_thread->InvalidateWakeupCallback();
current_thread->WakeAfterDelay(nano_seconds);
@@ -1397,10 +1397,10 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target
// them all.
std::size_t last = waiting_threads.size();
if (target != -1)
- last = target;
+ last = std::min(waiting_threads.size(), static_cast<std::size_t>(target));
// If there are no threads waiting on this condition variable, just exit
- if (last > waiting_threads.size())
+ if (last == 0)
return RESULT_SUCCESS;
for (std::size_t index = 0; index < last; ++index) {
@@ -1408,6 +1408,9 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target
ASSERT(thread->GetCondVarWaitAddress() == condition_variable_addr);
+ // liberate Cond Var Thread.
+ thread->SetCondVarWaitAddress(0);
+
std::size_t current_core = Core::System::GetInstance().CurrentCoreIndex();
auto& monitor = Core::System::GetInstance().Monitor();
@@ -1426,10 +1429,9 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target
}
} while (!monitor.ExclusiveWrite32(current_core, thread->GetMutexWaitAddress(),
thread->GetWaitHandle()));
-
if (mutex_val == 0) {
// We were able to acquire the mutex, resume this thread.
- ASSERT(thread->GetStatus() == ThreadStatus::WaitMutex);
+ ASSERT(thread->GetStatus() == ThreadStatus::WaitCondVar);
thread->ResumeFromWait();
auto* const lock_owner = thread->GetLockOwner();
@@ -1439,8 +1441,8 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target
thread->SetLockOwner(nullptr);
thread->SetMutexWaitAddress(0);
- thread->SetCondVarWaitAddress(0);
thread->SetWaitHandle(0);
+ Core::System::GetInstance().CpuCore(thread->GetProcessorID()).PrepareReschedule();
} else {
// Atomically signal that the mutex now has a waiting thread.
do {
@@ -1459,12 +1461,11 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target
const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
auto owner = handle_table.Get<Thread>(owner_handle);
ASSERT(owner);
- ASSERT(thread->GetStatus() == ThreadStatus::WaitMutex);
+ ASSERT(thread->GetStatus() == ThreadStatus::WaitCondVar);
thread->InvalidateWakeupCallback();
+ thread->SetStatus(ThreadStatus::WaitMutex);
owner->AddMutexWaiter(thread);
-
- Core::System::GetInstance().CpuCore(thread->GetProcessorID()).PrepareReschedule();
}
}
diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp
index 3b22e8e0d..e5853c46f 100644
--- a/src/core/hle/kernel/thread.cpp
+++ b/src/core/hle/kernel/thread.cpp
@@ -105,6 +105,7 @@ void Thread::ResumeFromWait() {
case ThreadStatus::WaitSleep:
case ThreadStatus::WaitIPC:
case ThreadStatus::WaitMutex:
+ case ThreadStatus::WaitCondVar:
case ThreadStatus::WaitArb:
break;
diff --git a/src/core/hle/kernel/thread.h b/src/core/hle/kernel/thread.h
index faad5f391..9c684758c 100644
--- a/src/core/hle/kernel/thread.h
+++ b/src/core/hle/kernel/thread.h
@@ -51,7 +51,8 @@ enum class ThreadStatus {
WaitIPC, ///< Waiting for the reply from an IPC request
WaitSynchAny, ///< Waiting due to WaitSynch1 or WaitSynchN with wait_all = false
WaitSynchAll, ///< Waiting due to WaitSynchronizationN with wait_all = true
- WaitMutex, ///< Waiting due to an ArbitrateLock/WaitProcessWideKey svc
+ WaitMutex, ///< Waiting due to an ArbitrateLock svc
+ WaitCondVar, ///< Waiting due to an WaitProcessWideKey svc
WaitArb, ///< Waiting due to a SignalToAddress/WaitForAddress svc
Dormant, ///< Created but not yet made ready
Dead ///< Run to completion, or forcefully terminated
diff --git a/src/yuzu/debugger/wait_tree.cpp b/src/yuzu/debugger/wait_tree.cpp
index 06ad74ffe..593bb681f 100644
--- a/src/yuzu/debugger/wait_tree.cpp
+++ b/src/yuzu/debugger/wait_tree.cpp
@@ -234,6 +234,9 @@ QString WaitTreeThread::GetText() const {
case Kernel::ThreadStatus::WaitMutex:
status = tr("waiting for mutex");
break;
+ case Kernel::ThreadStatus::WaitCondVar:
+ status = tr("waiting for condition variable");
+ break;
case Kernel::ThreadStatus::WaitArb:
status = tr("waiting for address arbiter");
break;
@@ -269,6 +272,7 @@ QColor WaitTreeThread::GetColor() const {
case Kernel::ThreadStatus::WaitSynchAll:
case Kernel::ThreadStatus::WaitSynchAny:
case Kernel::ThreadStatus::WaitMutex:
+ case Kernel::ThreadStatus::WaitCondVar:
case Kernel::ThreadStatus::WaitArb:
return QColor(Qt::GlobalColor::red);
case Kernel::ThreadStatus::Dormant:
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-03 13:01:37 +0200