Move caching to intialization so that the GetPhysicalCoreCount is not called every time.

src/ARMeilleure/Translation/Translator.cs

@@ -71,6 +71,8 @@ namespace ARMeilleure.Translation
             _oldFuncs = new ConcurrentQueue<KeyValuePair<ulong, TranslatedFunction>>();
 
             _ptc = new Ptc();
+            
+            _physicalCoreCount = SystemInfo.GetPhysicalCoreCount();
 
             Queue = new TranslatorQueue();
 
@@ -121,7 +123,6 @@ namespace ARMeilleure.Translation
 
                 _ptc.Disable();
                 
-                _physicalCoreCount = SystemInfo.GetPhysicalCoreCount();
 
                 // Simple heuristic, should be user configurable in future. (1 for 4 core/ht or less, 2 for 6 core + ht
                 // etc). All threads are normal priority except from the last, which just fills as much of the last core