5.5.4 Symbol Attributes for COFF

The COFF format supports a multitude of auxiliary symbol attributes; like the primary symbol attributes, they are set between .def and .endef directives. Primary Attributes

The symbol name is set with .def ; the value and type, respectively, with .val and .type . Auxiliary Attributes

The as directives .dim , .line , .scl , .size , .tag , and .weak can generate auxiliary symbol table information for COFF.