From 1f99f5473c7a03c791ea20256c7fc2f1caba8adc Mon Sep 17 00:00:00 2001
From: bunnei
Date: Tue, 19 Jan 2021 21:07:07 -0800
Subject: kernel: k_light_lock: Simplify EmuThreadHandle implementation.

---
 src/core/hle/kernel/kernel.cpp | 21 +++++++--------------
 1 file changed, 7 insertions(+), 14 deletions(-)

(limited to 'src/core/hle/kernel/kernel.cpp')

diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp
index 97a5dc2e0..39d5122f5 100644
--- a/src/core/hle/kernel/kernel.cpp
+++ b/src/core/hle/kernel/kernel.cpp
@@ -237,20 +237,13 @@ struct KernelCore::Impl {
         is_phantom_mode_for_singlecore = value;
     }
 
-    [[nodiscard]] Core::EmuThreadHandle GetCurrentEmuThreadID() {
-        Core::EmuThreadHandle result = Core::EmuThreadHandle::InvalidHandle();
-        result.host_handle = GetCurrentHostThreadID();
-        if (result.host_handle >= Core::Hardware::NUM_CPU_CORES) {
-            return result;
+    [[nodiscard]] EmuThreadHandle GetCurrentEmuThreadID() {
+        const auto thread_id = GetCurrentHostThreadID();
+        if (thread_id >= Core::Hardware::NUM_CPU_CORES) {
+            // Reserved value for HLE threads
+            return EmuThreadHandleReserved + (static_cast<u64>(thread_id) << 1);
         }
-        const Kernel::KScheduler& sched = cores[result.host_handle].Scheduler();
-        const Kernel::KThread* current = sched.GetCurrentThread();
-        if (current != nullptr && !IsPhantomModeForSingleCore()) {
-            result.guest_handle = current->GetGlobalHandle();
-        } else {
-            result.guest_handle = InvalidHandle;
-        }
-        return result;
+        return reinterpret_cast<uintptr_t>(schedulers[thread_id].get());
     }
 
     void InitializeMemoryLayout() {
@@ -555,7 +548,7 @@ u32 KernelCore::GetCurrentHostThreadID() const {
     return impl->GetCurrentHostThreadID();
 }
 
-Core::EmuThreadHandle KernelCore::GetCurrentEmuThreadID() const {
+EmuThreadHandle KernelCore::GetCurrentEmuThreadID() const {
     return impl->GetCurrentEmuThreadID();
 }
 
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