Processor Description Languages

378 CHAPTER 14 HMDES, ISDL, and Other Contemporary ADLs

CREATE SECTION Table_Option

REQUIRED one_of(LINK(Resource_Unit|Resource_Usage)

LINK(Resource_Unit|Resource_Usage)*);

{

}

Each table option entry consists of a list of Resource_Unit or Resource_Usage

entry names in the“one-of”field. By convention,the first entry in the list is the most

desirable option, the second entry is the second most useful option, and so on. For

example,

SECTION Table_Option

{

any_int_issue (one_of(RU_first_slot RU_second_slot));

any_float_issue (one_of(first_float_issue_unit

second_float_issue_unit));

}

The Resource_Usage entries,Resource_Unit entries and the Table_Option entries