| 
            
           | 
          
            
              
                
                  
                    
                  
                  
                     67H - Address-size override prefix.
                   
                 
              
              
                - 
                  
                    Field type: 
                  
                  
Prefix
                 
                
               
             
           | 
        
        
          | 
            
           | 
          
            
              
                
                  
                    
                  
                  
                     Bound prefix is encoded using F2H.
                   
                 
              
              
                - 
                  
                    Field type: 
                  
                  
Prefix
                 
                
               
             
           | 
        
        
          | 
            
           | 
          
            
              
                
              
              
                - 
                  
                    Field type: 
                  
                  
Prefix
                 
                
               
             
           | 
        
        
          | 
            
           | 
          
            
              
                
              
              
                - 
                  
                    Field type: 
                  
                  
Prefix
                 
                
               
             
           | 
        
        
          | 
            
           | 
          
            
              
                
              
              
                - 
                  
                    Field type: 
                  
                  
Prefix
                 
                
               
             
           | 
        
        
          | 
            
           | 
          
            
              
                
              
              
                - 
                  
                    Field type: 
                  
                  
Prefix
                 
                
               
             
           | 
        
        
          | 
            
           | 
          
            
              
                
              
              
                - 
                  
                    Field type: 
                  
                  
Prefix
                 
                
               
             
           | 
        
        
          | 
            
           | 
          
            
              
                
              
              
                - 
                  
                    Field type: 
                  
                  
Prefix
                 
                
               
             
           | 
        
        
          | 
            
           | 
          
            
              
                
              
              
                - 
                  
                    Field type: 
                  
                  
Prefix
                 
                
               
             
           | 
        
        
          | 
            
           | 
          
            
              
                
                  
                    
                  
                  
                     Operand-size override prefix is encoded using 66H.
                   
                 
              
              
                - 
                  
                    Field type: 
                  
                  
Prefix
                 
                
               
             
           | 
        
        
          | 
            
           | 
          
            
              
                
                  
                    
                  
                  
                     REPNE/REPNZ prefix is encoded using F2H.
                   
                 
              
              
                - 
                  
                    Field type: 
                  
                  
Prefix
                 
                
               
             
           | 
        
        
          | 
            
           | 
          
            
              
                
                  
                    
                  
                  
                     REP or REPE/REPZ is encoded using F3H.
                   
                 
              
              
                - 
                  
                    Field type: 
                  
                  
Prefix
                 
                
               
             
           | 
        
        
          | 
            
           | 
          
            
              
                
              
              
                - 
                  
                    Field type: 
                  
                  
Prefix
                 
                
               
             
           |