kern: devirtualize most things that are free to devirtualize (see #1672)

libraries/libmesosphere/source/kern_k_debug_base.cpp

@@ -528,7 +528,8 @@ namespace ams::kern {
             }
 
             /* Get the thread context. */
-            return this->GetThreadContextImpl(out, thread, context_flags);
+            static_assert(std::derived_from<KDebug, KDebugBase>);
+            return static_cast<KDebug *>(this)->GetThreadContextImpl(out, thread, context_flags);
         }
     }
 
@@ -619,7 +620,8 @@ namespace ams::kern {
             }
 
             /* Set the thread context. */
-            return this->SetThreadContextImpl(ctx, thread, context_flags);
+            static_assert(std::derived_from<KDebug, KDebugBase>);
+            return static_cast<KDebug *>(this)->SetThreadContextImpl(ctx, thread, context_flags);
         }
     }
 
@@ -984,6 +986,14 @@ namespace ams::kern {
         return this->GetDebugEventInfoImpl(out);
     }
 
+    void KDebugBase::Finalize() {
+        /* Perform base finalization. */
+        KSynchronizationObject::Finalize();
+
+        /* Perform post-synchronization finalization. */
+        this->OnFinalizeSynchronizationObject();
+    }
+
     void KDebugBase::OnFinalizeSynchronizationObject() {
         /* Detach from our process, if we have one. */
         if (this->IsAttached() && this->OpenProcess()) {