Memory Tracking: Optimize tracking to only use atomic writes when contested with the host GPU

src/video_core/gpu.cpp

@@ -96,7 +96,7 @@ struct GPU::Impl {
     /// Synchronizes CPU writes with Host GPU memory.
     void InvalidateGPUCache() {
         std::function<void(VAddr, size_t)> callback_writes(
-            [this](VAddr address, size_t size) { rasterizer->OnCPUWrite(address, size); });
+            [this](VAddr address, size_t size) { rasterizer->OnCacheInvalidation(address, size); });
         system.GatherGPUDirtyMemory(callback_writes);
     }
 
@@ -301,6 +301,10 @@ struct GPU::Impl {
         gpu_thread.InvalidateRegion(addr, size);
     }
 
+    bool OnCPUWrite(VAddr addr, u64 size) {
+        return rasterizer->OnCPUWrite(addr, size);
+    }
+
     /// Notify rasterizer that any caches of the specified region should be flushed and invalidated
     void FlushAndInvalidateRegion(VAddr addr, u64 size) {
         gpu_thread.FlushAndInvalidateRegion(addr, size);
@@ -563,6 +567,10 @@ void GPU::InvalidateRegion(VAddr addr, u64 size) {
     impl->InvalidateRegion(addr, size);
 }
 
+bool GPU::OnCPUWrite(VAddr addr, u64 size) {
+    return impl->OnCPUWrite(addr, size);
+}
+
 void GPU::FlushAndInvalidateRegion(VAddr addr, u64 size) {
     impl->FlushAndInvalidateRegion(addr, size);
 }