Initial checkin

IDEHelper/HotHeap.h

@@ -0,0 +1,46 @@
+#pragma once
+
+#include "DebugCommon.h"
+#include "BeefySysLib/util/Dictionary.h"
+#include "BeefySysLib/util/Array.h"
+
+NS_BF_DBG_BEGIN
+
+class HotHeap
+{
+public:
+	enum HotUseFlags
+	{
+		HotUseFlags_None,
+		HotUseFlags_Allocated,
+		HotUseFlags_Referenced
+	};
+
+public:
+	static const int BLOCK_SIZE = 4096;
+	
+	addr_target mHotAreaStart;
+	int mHotAreaSize;
+	Beefy::Array<HotUseFlags> mHotAreaUsed;	
+
+	int mCurBlockIdx;
+	int mBlockAllocIdx; // Total blocks allocated, doesn't decrease with frees
+
+	Beefy::Dictionary<addr_target, int> mTrackedMap;
+
+public:
+	HotHeap(addr_target hotStart, int size);
+	HotHeap();
+	
+	void AddTrackedRegion(addr_target hotStart, int size);
+		
+	addr_target Alloc(int size);
+	void Release(addr_target addr, int size);
+	void MarkBlockReferenced(addr_target addr);
+	bool IsReferenced(addr_target addr, int size);
+	bool IsBlockUsed();
+	void ClearReferencedFlags();
+	intptr_target GetUsedSize();
+};
+
+NS_BF_DBG_END