rsx: Invalidate surface cache slots that are trampled by buffer writes.

Utilities/deferred_op.hpp

@@ -0,0 +1,27 @@
+#pragma once
+
+// Generic deferred routine wrapper
+// Use-case is similar to "defer" statement in other languages, just invokes a callback when the object goes out of scope
+
+#include <functional>
+
+namespace utils
+{
+	template <typename F>
+		requires std::is_invocable_v<F>
+	class deferred_op
+	{
+	public:
+		deferred_op(F&& callback)
+			: m_callback(callback)
+		{}
+
+		~deferred_op()
+		{
+			m_callback();
+		}
+
+	private:
+		F m_callback;
+	};
+}