Kernel: Change WaitObject to Synchronization object. In order to better reflect RE.

22 files changed, 110 insertions, 98 deletions

diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index d342cafe0..052907f08 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -181,14 +181,14 @@ add_library(core STATIC
     hle/kernel/svc.cpp
     hle/kernel/svc.h
     hle/kernel/svc_wrap.h
+    hle/kernel/synchronization_object.cpp
+    hle/kernel/synchronization_object.h
     hle/kernel/thread.cpp
     hle/kernel/thread.h
     hle/kernel/transfer_memory.cpp
     hle/kernel/transfer_memory.h
     hle/kernel/vm_manager.cpp
     hle/kernel/vm_manager.h
-    hle/kernel/wait_object.cpp
-    hle/kernel/wait_object.h
     hle/kernel/writable_event.cpp
     hle/kernel/writable_event.h
     hle/lock.cpp
diff --git a/src/core/hle/kernel/client_session.cpp b/src/core/hle/kernel/client_session.cpp
index 4669a14ad..3dfeb9813 100644
--- a/src/core/hle/kernel/client_session.cpp
+++ b/src/core/hle/kernel/client_session.cpp
@@ -12,7 +12,7 @@
 
 namespace Kernel {
 
-ClientSession::ClientSession(KernelCore& kernel) : WaitObject{kernel} {}
+ClientSession::ClientSession(KernelCore& kernel) : SynchronizationObject{kernel} {}
 
 ClientSession::~ClientSession() {
     // This destructor will be called automatically when the last ClientSession handle is closed by
diff --git a/src/core/hle/kernel/client_session.h b/src/core/hle/kernel/client_session.h
index b4289a9a8..9cf9219b1 100644
--- a/src/core/hle/kernel/client_session.h
+++ b/src/core/hle/kernel/client_session.h
@@ -7,7 +7,7 @@
 #include <memory>
 #include <string>
 
-#include "core/hle/kernel/wait_object.h"
+#include "core/hle/kernel/synchronization_object.h"
 #include "core/hle/result.h"
 
 union ResultCode;
@@ -22,7 +22,7 @@ class KernelCore;
 class Session;
 class Thread;
 
-class ClientSession final : public WaitObject {
+class ClientSession final : public SynchronizationObject {
 public:
     explicit ClientSession(KernelCore& kernel);
     ~ClientSession() override;
diff --git a/src/core/hle/kernel/hle_ipc.cpp b/src/core/hle/kernel/hle_ipc.cpp
index ab05788d7..c558a2f33 100644
--- a/src/core/hle/kernel/hle_ipc.cpp
+++ b/src/core/hle/kernel/hle_ipc.cpp
@@ -47,15 +47,15 @@ std::shared_ptr<WritableEvent> HLERequestContext::SleepClientThread(
     const std::string& reason, u64 timeout, WakeupCallback&& callback,
     std::shared_ptr<WritableEvent> writable_event) {
     // Put the client thread to sleep until the wait event is signaled or the timeout expires.
-    thread->SetWakeupCallback([context = *this, callback](ThreadWakeupReason reason,
-                                                          std::shared_ptr<Thread> thread,
-                                                          std::shared_ptr<WaitObject> object,
-                                                          std::size_t index) mutable -> bool {
-        ASSERT(thread->GetStatus() == ThreadStatus::WaitHLEEvent);
-        callback(thread, context, reason);
-        context.WriteToOutgoingCommandBuffer(*thread);
-        return true;
-    });
+    thread->SetWakeupCallback(
+        [context = *this, callback](ThreadWakeupReason reason, std::shared_ptr<Thread> thread,
+                                    std::shared_ptr<SynchronizationObject> object,
+                                    std::size_t index) mutable -> bool {
+            ASSERT(thread->GetStatus() == ThreadStatus::WaitHLEEvent);
+            callback(thread, context, reason);
+            context.WriteToOutgoingCommandBuffer(*thread);
+            return true;
+        });
 
     auto& kernel = Core::System::GetInstance().Kernel();
     if (!writable_event) {
@@ -67,7 +67,7 @@ std::shared_ptr<WritableEvent> HLERequestContext::SleepClientThread(
     const auto readable_event{writable_event->GetReadableEvent()};
     writable_event->Clear();
     thread->SetStatus(ThreadStatus::WaitHLEEvent);
-    thread->SetWaitObjects({readable_event});
+    thread->SetSynchronizationObjects({readable_event});
     readable_event->AddWaitingThread(thread);
 
     if (timeout > 0) {
diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp
index edd4c4259..26799f6b5 100644
--- a/src/core/hle/kernel/kernel.cpp
+++ b/src/core/hle/kernel/kernel.cpp
@@ -54,10 +54,10 @@ static void ThreadWakeupCallback(u64 thread_handle, [[maybe_unused]] s64 cycles_
     if (thread->GetStatus() == ThreadStatus::WaitSynch ||
         thread->GetStatus() == ThreadStatus::WaitHLEEvent) {
         // Remove the thread from each of its waiting objects' waitlists
-        for (const auto& object : thread->GetWaitObjects()) {
+        for (const auto& object : thread->GetSynchronizationObjects()) {
             object->RemoveWaitingThread(thread);
         }
-        thread->ClearWaitObjects();
+        thread->ClearSynchronizationObjects();
 
         // Invoke the wakeup callback before clearing the wait objects
         if (thread->HasWakeupCallback()) {
diff --git a/src/core/hle/kernel/process.cpp b/src/core/hle/kernel/process.cpp
index b9035a0be..7a616435a 100644
--- a/src/core/hle/kernel/process.cpp
+++ b/src/core/hle/kernel/process.cpp
@@ -337,7 +337,7 @@ void Process::LoadModule(CodeSet module_, VAddr base_addr) {
 }
 
 Process::Process(Core::System& system)
-    : WaitObject{system.Kernel()}, vm_manager{system},
+    : SynchronizationObject{system.Kernel()}, vm_manager{system},
       address_arbiter{system}, mutex{system}, system{system} {}
 
 Process::~Process() = default;
diff --git a/src/core/hle/kernel/process.h b/src/core/hle/kernel/process.h
index 3483fa19d..7b64c564a 100644
--- a/src/core/hle/kernel/process.h
+++ b/src/core/hle/kernel/process.h
@@ -15,8 +15,8 @@
 #include "core/hle/kernel/handle_table.h"
 #include "core/hle/kernel/mutex.h"
 #include "core/hle/kernel/process_capability.h"
+#include "core/hle/kernel/synchronization_object.h"
 #include "core/hle/kernel/vm_manager.h"
-#include "core/hle/kernel/wait_object.h"
 #include "core/hle/result.h"
 
 namespace Core {
@@ -60,7 +60,7 @@ enum class ProcessStatus {
     DebugBreak,
 };
 
-class Process final : public WaitObject {
+class Process final : public SynchronizationObject {
 public:
     explicit Process(Core::System& system);
     ~Process() override;
diff --git a/src/core/hle/kernel/readable_event.cpp b/src/core/hle/kernel/readable_event.cpp
index d8ac97aa1..8ab796ba8 100644
--- a/src/core/hle/kernel/readable_event.cpp
+++ b/src/core/hle/kernel/readable_event.cpp
@@ -11,7 +11,7 @@
 
 namespace Kernel {
 
-ReadableEvent::ReadableEvent(KernelCore& kernel) : WaitObject{kernel} {}
+ReadableEvent::ReadableEvent(KernelCore& kernel) : SynchronizationObject{kernel} {}
 ReadableEvent::~ReadableEvent() = default;
 
 bool ReadableEvent::ShouldWait(const Thread* thread) const {
diff --git a/src/core/hle/kernel/readable_event.h b/src/core/hle/kernel/readable_event.h
index 11ff71c3a..c7b0d6add 100644
--- a/src/core/hle/kernel/readable_event.h
+++ b/src/core/hle/kernel/readable_event.h
@@ -5,7 +5,7 @@
 #pragma once
 
 #include "core/hle/kernel/object.h"
-#include "core/hle/kernel/wait_object.h"
+#include "core/hle/kernel/synchronization_object.h"
 
 union ResultCode;
 
@@ -14,7 +14,7 @@ namespace Kernel {
 class KernelCore;
 class WritableEvent;
 
-class ReadableEvent final : public WaitObject {
+class ReadableEvent final : public SynchronizationObject {
     friend class WritableEvent;
 
 public:
diff --git a/src/core/hle/kernel/server_port.cpp b/src/core/hle/kernel/server_port.cpp
index a4ccfa35e..4f02f8df2 100644
--- a/src/core/hle/kernel/server_port.cpp
+++ b/src/core/hle/kernel/server_port.cpp
@@ -13,7 +13,7 @@
 
 namespace Kernel {
 
-ServerPort::ServerPort(KernelCore& kernel) : WaitObject{kernel} {}
+ServerPort::ServerPort(KernelCore& kernel) : SynchronizationObject{kernel} {}
 ServerPort::~ServerPort() = default;
 
 ResultVal<std::shared_ptr<ServerSession>> ServerPort::Accept() {
diff --git a/src/core/hle/kernel/server_port.h b/src/core/hle/kernel/server_port.h
index 8be8a75ea..43cf3ae18 100644
--- a/src/core/hle/kernel/server_port.h
+++ b/src/core/hle/kernel/server_port.h
@@ -10,7 +10,7 @@
 #include <vector>
 #include "common/common_types.h"
 #include "core/hle/kernel/object.h"
-#include "core/hle/kernel/wait_object.h"
+#include "core/hle/kernel/synchronization_object.h"
 #include "core/hle/result.h"
 
 namespace Kernel {
@@ -20,7 +20,7 @@ class KernelCore;
 class ServerSession;
 class SessionRequestHandler;
 
-class ServerPort final : public WaitObject {
+class ServerPort final : public SynchronizationObject {
 public:
     explicit ServerPort(KernelCore& kernel);
     ~ServerPort() override;
diff --git a/src/core/hle/kernel/server_session.cpp b/src/core/hle/kernel/server_session.cpp
index 7825e1ec4..8207f71c3 100644
--- a/src/core/hle/kernel/server_session.cpp
+++ b/src/core/hle/kernel/server_session.cpp
@@ -24,7 +24,7 @@
 
 namespace Kernel {
 
-ServerSession::ServerSession(KernelCore& kernel) : WaitObject{kernel} {}
+ServerSession::ServerSession(KernelCore& kernel) : SynchronizationObject{kernel} {}
 ServerSession::~ServerSession() = default;
 
 ResultVal<std::shared_ptr<ServerSession>> ServerSession::Create(KernelCore& kernel,
diff --git a/src/core/hle/kernel/server_session.h b/src/core/hle/kernel/server_session.h
index d6e48109e..3688c7d11 100644
--- a/src/core/hle/kernel/server_session.h
+++ b/src/core/hle/kernel/server_session.h
@@ -10,7 +10,7 @@
 #include <vector>
 
 #include "common/threadsafe_queue.h"
-#include "core/hle/kernel/wait_object.h"
+#include "core/hle/kernel/synchronization_object.h"
 #include "core/hle/result.h"
 
 namespace Memory {
@@ -41,7 +41,7 @@ class Thread;
  * After the server replies to the request, the response is marshalled back to the caller's
  * TLS buffer and control is transferred back to it.
  */
-class ServerSession final : public WaitObject {
+class ServerSession final : public SynchronizationObject {
 public:
     explicit ServerSession(KernelCore& kernel);
     ~ServerSession() override;
diff --git a/src/core/hle/kernel/session.cpp b/src/core/hle/kernel/session.cpp
index dee6e2b72..1c1fc440d 100644
--- a/src/core/hle/kernel/session.cpp
+++ b/src/core/hle/kernel/session.cpp
@@ -9,7 +9,7 @@
 
 namespace Kernel {
 
-Session::Session(KernelCore& kernel) : WaitObject{kernel} {}
+Session::Session(KernelCore& kernel) : SynchronizationObject{kernel} {}
 Session::~Session() = default;
 
 Session::SessionPair Session::Create(KernelCore& kernel, std::string name) {
diff --git a/src/core/hle/kernel/session.h b/src/core/hle/kernel/session.h
index 15a5ac15f..d107dd9aa 100644
--- a/src/core/hle/kernel/session.h
+++ b/src/core/hle/kernel/session.h
@@ -8,7 +8,7 @@
 #include <string>
 #include <utility>
 
-#include "core/hle/kernel/wait_object.h"
+#include "core/hle/kernel/synchronization_object.h"
 
 namespace Kernel {
 
@@ -19,7 +19,7 @@ class ServerSession;
  * Parent structure to link the client and server endpoints of a session with their associated
  * client port.
  */
-class Session final : public WaitObject {
+class Session final : public SynchronizationObject {
 public:
     explicit Session(KernelCore& kernel);
     ~Session() override;
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index 9cae5c73d..39552a176 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -435,7 +435,8 @@ static ResultCode GetProcessId(Core::System& system, u64* process_id, Handle han
 
 /// Default thread wakeup callback for WaitSynchronization
 static bool DefaultThreadWakeupCallback(ThreadWakeupReason reason, std::shared_ptr<Thread> thread,
-                                        std::shared_ptr<WaitObject> object, std::size_t index) {
+                                        std::shared_ptr<SynchronizationObject> object,
+                                        std::size_t index) {
     ASSERT(thread->GetStatus() == ThreadStatus::WaitSynch);
 
     if (reason == ThreadWakeupReason::Timeout) {
@@ -473,13 +474,13 @@ static ResultCode WaitSynchronization(Core::System& system, Handle* index, VAddr
 
     auto* const thread = system.CurrentScheduler().GetCurrentThread();
 
-    using ObjectPtr = Thread::ThreadWaitObjects::value_type;
-    Thread::ThreadWaitObjects objects(handle_count);
+    using ObjectPtr = Thread::ThreadSynchronizationObjects::value_type;
+    Thread::ThreadSynchronizationObjects objects(handle_count);
     const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
 
     for (u64 i = 0; i < handle_count; ++i) {
         const Handle handle = memory.Read32(handles_address + i * sizeof(Handle));
-        const auto object = handle_table.Get<WaitObject>(handle);
+        const auto object = handle_table.Get<SynchronizationObject>(handle);
 
         if (object == nullptr) {
             LOG_ERROR(Kernel_SVC, "Object is a nullptr");
@@ -496,7 +497,7 @@ static ResultCode WaitSynchronization(Core::System& system, Handle* index, VAddr
 
     if (itr != objects.end()) {
         // We found a ready object, acquire it and set the result value
-        WaitObject* object = itr->get();
+        SynchronizationObject* object = itr->get();
         object->Acquire(thread);
         *index = static_cast<s32>(std::distance(objects.begin(), itr));
         return RESULT_SUCCESS;
@@ -519,7 +520,7 @@ static ResultCode WaitSynchronization(Core::System& system, Handle* index, VAddr
         object->AddWaitingThread(SharedFrom(thread));
     }
 
-    thread->SetWaitObjects(std::move(objects));
+    thread->SetSynchronizationObjects(std::move(objects));
     thread->SetStatus(ThreadStatus::WaitSynch);
 
     // Create an event to wake the thread up after the specified nanosecond delay has passed
diff --git a/src/core/hle/kernel/wait_object.cpp b/src/core/hle/kernel/synchronization_object.cpp
index 1838260fd..95f3f9245 100644
--- a/src/core/hle/kernel/wait_object.cpp
+++ b/src/core/hle/kernel/synchronization_object.cpp
@@ -10,20 +10,21 @@
 #include "core/hle/kernel/kernel.h"
 #include "core/hle/kernel/object.h"
 #include "core/hle/kernel/process.h"
+#include "core/hle/kernel/synchronization_object.h"
 #include "core/hle/kernel/thread.h"
 
 namespace Kernel {
 
-WaitObject::WaitObject(KernelCore& kernel) : Object{kernel} {}
-WaitObject::~WaitObject() = default;
+SynchronizationObject::SynchronizationObject(KernelCore& kernel) : Object{kernel} {}
+SynchronizationObject::~SynchronizationObject() = default;
 
-void WaitObject::AddWaitingThread(std::shared_ptr<Thread> thread) {
+void SynchronizationObject::AddWaitingThread(std::shared_ptr<Thread> thread) {
     auto itr = std::find(waiting_threads.begin(), waiting_threads.end(), thread);
     if (itr == waiting_threads.end())
         waiting_threads.push_back(std::move(thread));
 }
 
-void WaitObject::RemoveWaitingThread(std::shared_ptr<Thread> thread) {
+void SynchronizationObject::RemoveWaitingThread(std::shared_ptr<Thread> thread) {
     auto itr = std::find(waiting_threads.begin(), waiting_threads.end(), thread);
     // If a thread passed multiple handles to the same object,
     // the kernel might attempt to remove the thread from the object's
@@ -32,7 +33,7 @@ void WaitObject::RemoveWaitingThread(std::shared_ptr<Thread> thread) {
         waiting_threads.erase(itr);
 }
 
-std::shared_ptr<Thread> WaitObject::GetHighestPriorityReadyThread() const {
+std::shared_ptr<Thread> SynchronizationObject::GetHighestPriorityReadyThread() const {
     Thread* candidate = nullptr;
     u32 candidate_priority = THREADPRIO_LOWEST + 1;
 
@@ -57,7 +58,7 @@ std::shared_ptr<Thread> WaitObject::GetHighestPriorityReadyThread() const {
     return SharedFrom(candidate);
 }
 
-void WaitObject::WakeupWaitingThread(std::shared_ptr<Thread> thread) {
+void SynchronizationObject::WakeupWaitingThread(std::shared_ptr<Thread> thread) {
     ASSERT(!ShouldWait(thread.get()));
 
     if (!thread) {
@@ -65,7 +66,7 @@ void WaitObject::WakeupWaitingThread(std::shared_ptr<Thread> thread) {
     }
 
     if (thread->IsSleepingOnWait()) {
-        for (const auto& object : thread->GetWaitObjects()) {
+        for (const auto& object : thread->GetSynchronizationObjects()) {
             ASSERT(!object->ShouldWait(thread.get()));
             object->Acquire(thread.get());
         }
@@ -73,9 +74,9 @@ void WaitObject::WakeupWaitingThread(std::shared_ptr<Thread> thread) {
         Acquire(thread.get());
     }
 
-    const std::size_t index = thread->GetWaitObjectIndex(SharedFrom(this));
+    const std::size_t index = thread->GetSynchronizationObjectIndex(SharedFrom(this));
 
-    thread->ClearWaitObjects();
+    thread->ClearSynchronizationObjects();
 
     thread->CancelWakeupTimer();
 
@@ -90,13 +91,13 @@ void WaitObject::WakeupWaitingThread(std::shared_ptr<Thread> thread) {
     }
 }
 
-void WaitObject::WakeupAllWaitingThreads() {
+void SynchronizationObject::WakeupAllWaitingThreads() {
     while (auto thread = GetHighestPriorityReadyThread()) {
         WakeupWaitingThread(thread);
     }
 }
 
-const std::vector<std::shared_ptr<Thread>>& WaitObject::GetWaitingThreads() const {
+const std::vector<std::shared_ptr<Thread>>& SynchronizationObject::GetWaitingThreads() const {
     return waiting_threads;
 }
 
diff --git a/src/core/hle/kernel/wait_object.h b/src/core/hle/kernel/synchronization_object.h
index 9a17958a4..a0f891c97 100644
--- a/src/core/hle/kernel/wait_object.h
+++ b/src/core/hle/kernel/synchronization_object.h
@@ -15,10 +15,10 @@ class KernelCore;
 class Thread;
 
 /// Class that represents a Kernel object that a thread can be waiting on
-class WaitObject : public Object {
+class SynchronizationObject : public Object {
 public:
-    explicit WaitObject(KernelCore& kernel);
-    ~WaitObject() override;
+    explicit SynchronizationObject(KernelCore& kernel);
+    ~SynchronizationObject() override;
 
     /**
      * Check if the specified thread should wait until the object is available
@@ -65,11 +65,12 @@ private:
     std::vector<std::shared_ptr<Thread>> waiting_threads;
 };
 
-// Specialization of DynamicObjectCast for WaitObjects
+// Specialization of DynamicObjectCast for SynchronizationObjects
 template <>
-inline std::shared_ptr<WaitObject> DynamicObjectCast<WaitObject>(std::shared_ptr<Object> object) {
+inline std::shared_ptr<SynchronizationObject> DynamicObjectCast<SynchronizationObject>(
+    std::shared_ptr<Object> object) {
     if (object != nullptr && object->IsWaitable()) {
-        return std::static_pointer_cast<WaitObject>(object);
+        return std::static_pointer_cast<SynchronizationObject>(object);
     }
     return nullptr;
 }
diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp
index e965b5b04..0f096ed6d 100644
--- a/src/core/hle/kernel/thread.cpp
+++ b/src/core/hle/kernel/thread.cpp
@@ -35,7 +35,7 @@ void Thread::Acquire(Thread* thread) {
     ASSERT_MSG(!ShouldWait(thread), "object unavailable!");
 }
 
-Thread::Thread(KernelCore& kernel) : WaitObject{kernel} {}
+Thread::Thread(KernelCore& kernel) : SynchronizationObject{kernel} {}
 Thread::~Thread() = default;
 
 void Thread::Stop() {
@@ -215,7 +215,7 @@ void Thread::SetWaitSynchronizationOutput(s32 output) {
     context.cpu_registers[1] = output;
 }
 
-s32 Thread::GetWaitObjectIndex(std::shared_ptr<WaitObject> object) const {
+s32 Thread::GetSynchronizationObjectIndex(std::shared_ptr<SynchronizationObject> object) const {
     ASSERT_MSG(!wait_objects.empty(), "Thread is not waiting for anything");
     const auto match = std::find(wait_objects.rbegin(), wait_objects.rend(), object);
     return static_cast<s32>(std::distance(match, wait_objects.rend()) - 1);
@@ -336,14 +336,16 @@ void Thread::ChangeCore(u32 core, u64 mask) {
     SetCoreAndAffinityMask(core, mask);
 }
 
-bool Thread::AllWaitObjectsReady() const {
-    return std::none_of(
-        wait_objects.begin(), wait_objects.end(),
-        [this](const std::shared_ptr<WaitObject>& object) { return object->ShouldWait(this); });
+bool Thread::AllSynchronizationObjectsReady() const {
+    return std::none_of(wait_objects.begin(), wait_objects.end(),
+                        [this](const std::shared_ptr<SynchronizationObject>& object) {
+                            return object->ShouldWait(this);
+                        });
 }
 
 bool Thread::InvokeWakeupCallback(ThreadWakeupReason reason, std::shared_ptr<Thread> thread,
-                                  std::shared_ptr<WaitObject> object, std::size_t index) {
+                                  std::shared_ptr<SynchronizationObject> object,
+                                  std::size_t index) {
     ASSERT(wakeup_callback);
     return wakeup_callback(reason, std::move(thread), std::move(object), index);
 }
diff --git a/src/core/hle/kernel/thread.h b/src/core/hle/kernel/thread.h
index 3bcf9e137..895258095 100644
--- a/src/core/hle/kernel/thread.h
+++ b/src/core/hle/kernel/thread.h
@@ -11,7 +11,7 @@
 #include "common/common_types.h"
 #include "core/arm/arm_interface.h"
 #include "core/hle/kernel/object.h"
-#include "core/hle/kernel/wait_object.h"
+#include "core/hle/kernel/synchronization_object.h"
 #include "core/hle/result.h"
 
 namespace Kernel {
@@ -95,7 +95,7 @@ enum class ThreadSchedMasks : u32 {
     ForcePauseMask = 0x0070,
 };
 
-class Thread final : public WaitObject {
+class Thread final : public SynchronizationObject {
 public:
     explicit Thread(KernelCore& kernel);
     ~Thread() override;
@@ -104,11 +104,11 @@ public:
 
     using ThreadContext = Core::ARM_Interface::ThreadContext;
 
-    using ThreadWaitObjects = std::vector<std::shared_ptr<WaitObject>>;
+    using ThreadSynchronizationObjects = std::vector<std::shared_ptr<SynchronizationObject>>;
 
     using WakeupCallback =
         std::function<bool(ThreadWakeupReason reason, std::shared_ptr<Thread> thread,
-                           std::shared_ptr<WaitObject> object, std::size_t index)>;
+                           std::shared_ptr<SynchronizationObject> object, std::size_t index)>;
 
     /**
      * Creates and returns a new thread. The new thread is immediately scheduled
@@ -233,7 +233,7 @@ public:
      *
      * @param object Object to query the index of.
      */
-    s32 GetWaitObjectIndex(std::shared_ptr<WaitObject> object) const;
+    s32 GetSynchronizationObjectIndex(std::shared_ptr<SynchronizationObject> object) const;
 
     /**
      * Stops a thread, invalidating it from further use
@@ -314,15 +314,15 @@ public:
         return owner_process;
     }
 
-    const ThreadWaitObjects& GetWaitObjects() const {
+    const ThreadSynchronizationObjects& GetSynchronizationObjects() const {
         return wait_objects;
     }
 
-    void SetWaitObjects(ThreadWaitObjects objects) {
+    void SetSynchronizationObjects(ThreadSynchronizationObjects objects) {
         wait_objects = std::move(objects);
     }
 
-    void ClearWaitObjects() {
+    void ClearSynchronizationObjects() {
         for (const auto& waiting_object : wait_objects) {
             waiting_object->RemoveWaitingThread(SharedFrom(this));
         }
@@ -330,7 +330,7 @@ public:
     }
 
     /// Determines whether all the objects this thread is waiting on are ready.
-    bool AllWaitObjectsReady() const;
+    bool AllSynchronizationObjectsReady() const;
 
     const MutexWaitingThreads& GetMutexWaitingThreads() const {
         return wait_mutex_threads;
@@ -395,7 +395,7 @@ public:
      *      will cause an assertion to trigger.
      */
     bool InvokeWakeupCallback(ThreadWakeupReason reason, std::shared_ptr<Thread> thread,
-                              std::shared_ptr<WaitObject> object, std::size_t index);
+                              std::shared_ptr<SynchronizationObject> object, std::size_t index);
 
     u32 GetIdealCore() const {
         return ideal_core;
@@ -494,7 +494,7 @@ private:
 
     /// Objects that the thread is waiting on, in the same order as they were
     /// passed to WaitSynchronization.
-    ThreadWaitObjects wait_objects;
+    ThreadSynchronizationObjects wait_objects;
 
     /// List of threads that are waiting for a mutex that is held by this thread.
     MutexWaitingThreads wait_mutex_threads;
diff --git a/src/yuzu/debugger/wait_tree.cpp b/src/yuzu/debugger/wait_tree.cpp
index 727bd8a94..3f1a94627 100644
--- a/src/yuzu/debugger/wait_tree.cpp
+++ b/src/yuzu/debugger/wait_tree.cpp
@@ -12,8 +12,8 @@
 #include "core/hle/kernel/process.h"
 #include "core/hle/kernel/readable_event.h"
 #include "core/hle/kernel/scheduler.h"
+#include "core/hle/kernel/synchronization_object.h"
 #include "core/hle/kernel/thread.h"
-#include "core/hle/kernel/wait_object.h"
 #include "core/memory.h"
 
 WaitTreeItem::WaitTreeItem() = default;
@@ -133,8 +133,9 @@ std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeCallstack::GetChildren() cons
     return list;
 }
 
-WaitTreeWaitObject::WaitTreeWaitObject(const Kernel::WaitObject& o) : object(o) {}
-WaitTreeWaitObject::~WaitTreeWaitObject() = default;
+WaitTreeSynchronizationObject::WaitTreeSynchronizationObject(const Kernel::SynchronizationObject& o)
+    : object(o) {}
+WaitTreeSynchronizationObject::~WaitTreeSynchronizationObject() = default;
 
 WaitTreeExpandableItem::WaitTreeExpandableItem() = default;
 WaitTreeExpandableItem::~WaitTreeExpandableItem() = default;
@@ -143,25 +144,26 @@ bool WaitTreeExpandableItem::IsExpandable() const {
     return true;
 }
 
-QString WaitTreeWaitObject::GetText() const {
+QString WaitTreeSynchronizationObject::GetText() const {
     return tr("[%1]%2 %3")
         .arg(object.GetObjectId())
         .arg(QString::fromStdString(object.GetTypeName()),
              QString::fromStdString(object.GetName()));
 }
 
-std::unique_ptr<WaitTreeWaitObject> WaitTreeWaitObject::make(const Kernel::WaitObject& object) {
+std::unique_ptr<WaitTreeSynchronizationObject> WaitTreeSynchronizationObject::make(
+    const Kernel::SynchronizationObject& object) {
     switch (object.GetHandleType()) {
     case Kernel::HandleType::ReadableEvent:
         return std::make_unique<WaitTreeEvent>(static_cast<const Kernel::ReadableEvent&>(object));
     case Kernel::HandleType::Thread:
         return std::make_unique<WaitTreeThread>(static_cast<const Kernel::Thread&>(object));
     default:
-        return std::make_unique<WaitTreeWaitObject>(object);
+        return std::make_unique<WaitTreeSynchronizationObject>(object);
     }
 }
 
-std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeWaitObject::GetChildren() const {
+std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeSynchronizationObject::GetChildren() const {
     std::vector<std::unique_ptr<WaitTreeItem>> list;
 
     const auto& threads = object.GetWaitingThreads();
@@ -173,8 +175,8 @@ std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeWaitObject::GetChildren() con
     return list;
 }
 
-WaitTreeObjectList::WaitTreeObjectList(const std::vector<std::shared_ptr<Kernel::WaitObject>>& list,
-                                       bool w_all)
+WaitTreeObjectList::WaitTreeObjectList(
+    const std::vector<std::shared_ptr<Kernel::SynchronizationObject>>& list, bool w_all)
     : object_list(list), wait_all(w_all) {}
 
 WaitTreeObjectList::~WaitTreeObjectList() = default;
@@ -188,11 +190,12 @@ QString WaitTreeObjectList::GetText() const {
 std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeObjectList::GetChildren() const {
     std::vector<std::unique_ptr<WaitTreeItem>> list(object_list.size());
     std::transform(object_list.begin(), object_list.end(), list.begin(),
-                   [](const auto& t) { return WaitTreeWaitObject::make(*t); });
+                   [](const auto& t) { return WaitTreeSynchronizationObject::make(*t); });
     return list;
 }
 
-WaitTreeThread::WaitTreeThread(const Kernel::Thread& thread) : WaitTreeWaitObject(thread) {}
+WaitTreeThread::WaitTreeThread(const Kernel::Thread& thread)
+    : WaitTreeSynchronizationObject(thread) {}
 WaitTreeThread::~WaitTreeThread() = default;
 
 QString WaitTreeThread::GetText() const {
@@ -241,7 +244,8 @@ QString WaitTreeThread::GetText() const {
     const QString pc_info = tr(" PC = 0x%1 LR = 0x%2")
                                 .arg(context.pc, 8, 16, QLatin1Char{'0'})
                                 .arg(context.cpu_registers[30], 8, 16, QLatin1Char{'0'});
-    return QStringLiteral("%1%2 (%3) ").arg(WaitTreeWaitObject::GetText(), pc_info, status);
+    return QStringLiteral("%1%2 (%3) ")
+        .arg(WaitTreeSynchronizationObject::GetText(), pc_info, status);
 }
 
 QColor WaitTreeThread::GetColor() const {
@@ -273,7 +277,7 @@ QColor WaitTreeThread::GetColor() const {
 }
 
 std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeThread::GetChildren() const {
-    std::vector<std::unique_ptr<WaitTreeItem>> list(WaitTreeWaitObject::GetChildren());
+    std::vector<std::unique_ptr<WaitTreeItem>> list(WaitTreeSynchronizationObject::GetChildren());
 
     const auto& thread = static_cast<const Kernel::Thread&>(object);
 
@@ -314,7 +318,7 @@ std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeThread::GetChildren() const {
     }
 
     if (thread.GetStatus() == Kernel::ThreadStatus::WaitSynch) {
-        list.push_back(std::make_unique<WaitTreeObjectList>(thread.GetWaitObjects(),
+        list.push_back(std::make_unique<WaitTreeObjectList>(thread.GetSynchronizationObjects(),
                                                             thread.IsSleepingOnWait()));
     }
 
@@ -323,7 +327,8 @@ std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeThread::GetChildren() const {
     return list;
 }
 
-WaitTreeEvent::WaitTreeEvent(const Kernel::ReadableEvent& object) : WaitTreeWaitObject(object) {}
+WaitTreeEvent::WaitTreeEvent(const Kernel::ReadableEvent& object)
+    : WaitTreeSynchronizationObject(object) {}
 WaitTreeEvent::~WaitTreeEvent() = default;
 
 WaitTreeThreadList::WaitTreeThreadList(const std::vector<std::shared_ptr<Kernel::Thread>>& list)
diff --git a/src/yuzu/debugger/wait_tree.h b/src/yuzu/debugger/wait_tree.h
index 631274a5f..8e3bc4b24 100644
--- a/src/yuzu/debugger/wait_tree.h
+++ b/src/yuzu/debugger/wait_tree.h
@@ -19,7 +19,7 @@ class EmuThread;
 namespace Kernel {
 class HandleTable;
 class ReadableEvent;
-class WaitObject;
+class SynchronizationObject;
 class Thread;
 } // namespace Kernel
 
@@ -99,35 +99,37 @@ private:
     const Kernel::Thread& thread;
 };
 
-class WaitTreeWaitObject : public WaitTreeExpandableItem {
+class WaitTreeSynchronizationObject : public WaitTreeExpandableItem {
     Q_OBJECT
 public:
-    explicit WaitTreeWaitObject(const Kernel::WaitObject& object);
-    ~WaitTreeWaitObject() override;
+    explicit WaitTreeSynchronizationObject(const Kernel::SynchronizationObject& object);
+    ~WaitTreeSynchronizationObject() override;
 
-    static std::unique_ptr<WaitTreeWaitObject> make(const Kernel::WaitObject& object);
+    static std::unique_ptr<WaitTreeSynchronizationObject> make(
+        const Kernel::SynchronizationObject& object);
     QString GetText() const override;
     std::vector<std::unique_ptr<WaitTreeItem>> GetChildren() const override;
 
 protected:
-    const Kernel::WaitObject& object;
+    const Kernel::SynchronizationObject& object;
 };
 
 class WaitTreeObjectList : public WaitTreeExpandableItem {
     Q_OBJECT
 public:
-    WaitTreeObjectList(const std::vector<std::shared_ptr<Kernel::WaitObject>>& list, bool wait_all);
+    WaitTreeObjectList(const std::vector<std::shared_ptr<Kernel::SynchronizationObject>>& list,
+                       bool wait_all);
     ~WaitTreeObjectList() override;
 
     QString GetText() const override;
     std::vector<std::unique_ptr<WaitTreeItem>> GetChildren() const override;
 
 private:
-    const std::vector<std::shared_ptr<Kernel::WaitObject>>& object_list;
+    const std::vector<std::shared_ptr<Kernel::SynchronizationObject>>& object_list;
     bool wait_all;
 };
 
-class WaitTreeThread : public WaitTreeWaitObject {
+class WaitTreeThread : public WaitTreeSynchronizationObject {
     Q_OBJECT
 public:
     explicit WaitTreeThread(const Kernel::Thread& thread);
@@ -138,7 +140,7 @@ public:
     std::vector<std::unique_ptr<WaitTreeItem>> GetChildren() const override;
 };
 
-class WaitTreeEvent : public WaitTreeWaitObject {
+class WaitTreeEvent : public WaitTreeSynchronizationObject {
     Q_OBJECT
 public:
     explicit WaitTreeEvent(const Kernel::ReadableEvent& object);