Read_queue
1	4	*2	# size_queue    
1	1	*2	# nb_context         
1	1	*2	# nb_front_end       
1	1	*2	# nb_ooo_engine      
32	32	*2	# nb_packet          
16	16	+1	# size_general_data  
2	2	+1	# size_special_data  
32	32	*2	# nb_general_register
32	32	+1	# nb_special_register
1 	1 	*2	# nb_gpr_write
1 	1 	*2	# nb_spr_write
4	4	*2	# size_store_queue
4	4	*2	# size_load_queue