Fix FS and GS handling

src/emulator/arch_emulator.hpp

@@ -35,6 +35,7 @@ struct x86_emulator : arch_emulator<Traits>
     using pointer_type = typename Traits::pointer_type;
 
     virtual void set_segment_base(register_type base, pointer_type value) = 0;
+    virtual pointer_type get_segment_base(register_type base) = 0;
     virtual void load_gdt(pointer_type address, uint32_t limit) = 0;
 };
 

src/emulator/hook_interface.hpp

@@ -16,10 +16,11 @@ enum class instruction_hook_continuation : bool
     skip_instruction = true,
 };
 
-enum class memory_violation_continuation : bool
+enum class memory_violation_continuation : uint8_t
 {
-    stop = false,
-    resume = true,
+    stop,
+    resume,
+    restart,
 };
 
 enum class memory_violation_type : uint8_t