Revert "Minor decoder optimizations, kernel fixes, cpu backend fixes"

src/xenia/cpu/xex_module.h

@@ -34,8 +34,7 @@ struct InfoCacheFlags {
   uint32_t was_resolved : 1;  // has this address ever been called/requested
                               // via resolvefunction?
   uint32_t accessed_mmio : 1;
-  uint32_t is_syscall_func : 1;
-  uint32_t reserved : 29;
+  uint32_t reserved : 30;
 };
 struct XexInfoCache {
   struct InfoCacheFlagsHeader {
@@ -210,8 +209,7 @@ class XexModule : public xe::cpu::Module {
 
   InfoCacheFlags* GetInstructionAddressFlags(uint32_t guest_addr);
   void PrecompileKnownFunctions();
-  void PrecompileDiscoveredFunctions();
-  std::vector<uint32_t> PreanalyzeCode();
+
  protected:
   std::unique_ptr<Function> CreateFunction(uint32_t address) override;