Prediction_unit_Glue
1	1	+1	# nb_context     
30	30	+32	# size_address   
1	4	*4	# nb_instruction  [0] [nb_context]
1	4	*4	# size_depth      [0] [nb_context]
1	1	*4	# nb_inst_predict
4	4	*4	# nb_inst_decod  
4	4	*4	# nb_inst_update