first steps in bringing over the JIT refactor/fastmem

src/ARM.h

@@ -32,11 +32,14 @@ enum
     RWFlags_ForceUser = (1<<21),
 };
 
+const u32 ITCMPhysicalSize = 0x8000;
+const u32 DTCMPhysicalSize = 0x4000;
+
 class ARM
 {
 public:
     ARM(u32 num);
-    ~ARM(); // destroy shit
+    virtual ~ARM(); // destroy shit
 
     virtual void Reset();
 
@@ -143,6 +146,11 @@ public:
 
     NDS::MemRegion CodeMem;
 
+#ifdef JIT_ENABLED
+    u32 FastBlockLookupStart = 0, FastBlockLookupSize = 0;
+    u64* FastBlockLookup;
+#endif
+
     static u32 ConditionTable[16];
 
 protected:
@@ -158,6 +166,7 @@ class ARMv5 : public ARM
 {
 public:
     ARMv5();
+    ~ARMv5();
 
     void Reset();
 
@@ -260,8 +269,8 @@ public:
     u32 DTCMBase, DTCMSize;
     s32 RegionCodeCycles;
 
-    u8 ITCM[0x8000];
-    u8 DTCM[0x4000];
+    u8 ITCM[ITCMPhysicalSize];
+    u8* DTCM;
 
     u8 ICache[0x2000];
     u32 ICacheTags[64*4];