Question

randsequence_statement ::= randsequence ( [ production_ identifier ] )

production { production }

endsequence

production ::= [ function_data_type ] production_name [ ( tf_port_list ) ] : rs_rule { | rs_rule } ;

rs_rule ::= rs_production_list [ := expression [ rs_code_block ] ]

rs_production_list ::=

rs_prod { rs_prod }

| rand join [ ( expression ) ] production_item production_item { production_item }

rs_code_block ::= { { data_declaration } { statement_or_null } }

rs_prod ::=

production_item

| rs_code_block

| rs_if_else

| rs_repeat

| rs_case

production_item ::= production_identifier [ ( list_of_arguments ) ]

rs_if_else ::= if ( expression ) production_item [ else production_item ]

rs_repeat ::= repeat ( expression ) production_item

rs_case ::= case ( expression ) rs_case_item { rs_case_item } endcase

rs_case_item ::=

expression { , expression } : production_item

| default [ : ] production_item