Core: Port Exclusive memory impl from yuzu

core\arm\dynarmic\arm_dynarmic.cpp: fix build

core\arm\dynarmic\arm_dynarmic.cpp: Fixes

CPP 20

src/core/arm/exclusive_monitor.cpp

@@ -0,0 +1,26 @@
+// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#if defined(ARCHITECTURE_x86_64) || defined(ARCHITECTURE_arm64)
+#include "core/arm/dynarmic/arm_exclusive_monitor.h"
+#endif
+#include "core/arm/exclusive_monitor.h"
+#include "core/memory.h"
+#include "core/settings.h"
+
+namespace Core {
+
+ExclusiveMonitor::~ExclusiveMonitor() = default;
+
+std::unique_ptr<Core::ExclusiveMonitor> MakeExclusiveMonitor(Memory::MemorySystem& memory,
+                                                             std::size_t num_cores) {
+#if defined(ARCHITECTURE_x86_64) || defined(ARCHITECTURE_arm64)
+    if (Settings::values.use_cpu_jit) {
+        return std::make_unique<Core::DynarmicExclusiveMonitor>(memory, num_cores);
+    }
+#endif
+    // TODO(merry): Passthrough exclusive monitor
+    return nullptr;
+}
+
+} // namespace Core