273 			stop("Prefix multiply defined",
277 			stop("Unable to record prefix", EX_SOFTWARE);
285 			stop("Patch argument list multiply defined",
289 			stop("Unable to record patch arg list", EX_SOFTWARE);
306 				stop("Register multiply defined", EX_DATAERR);
383 				stop("SCB or SRAM space exhausted", EX_DATAERR);
417 			stop("Valid register modes range between 0 and 4.",
430 			stop("Only \"const\" symbols allowed in "
435 			stop("Valid register modes range between 0 and 4.",
512 			stop("Re-definition of register alias",
526 			stop("Only one accumulator definition allowed",
538 			stop("Only one mode pointer definition allowed",
550 			stop("Only one definition of allones allowed",
562 			stop("Only one definition of allzeros allowed",
574 			stop("Only one definition of none allowed",
586 			stop("Only one definition of sindex allowed",
699 			stop(errbuf, EX_DATAERR);
713 			stop("Re-definition of symbol as a constant",
724 			stop("Invalid downloaded constant declaration",
729 			stop("Re-definition of symbol as a downloaded constant",
743 			stop("Re-definition of symbol as a macro",
778 			stop("Comma without preceeding argument in arg list",
819 				stop("Only one SRAM definition allowed",
867 			stop("register offset must be a constant", EX_DATAERR);
871 			stop("Accessing offset beyond range of register",
882 			stop("Accessing offset beyond range of register",
892 			stop("No accumulator has been defined", EX_DATAERR);
922 			stop(errbuf, EX_DATAERR);
978 			stop("Critical Section within Critical Section",
994 			stop("Unballanced 'end_cs'", EX_DATAERR);
1013 			stop("Program label multiply defined", EX_DATAERR);
1083 			stop("'else if' without leading 'if'", EX_DATAERR);
1108 			stop("'else' without leading 'if'", EX_DATAERR);
1124 			stop("Unexpected '}' encountered", EX_DATAERR);
1136 			stop("Unexpected '}' encountered", EX_DATAERR);
1397 				stop("Empty Field, or Enum", EX_DATAERR);
1408 		stop("Field definition mirrors a definition of the same "
1412 		stop("Field redefined with a conflicting value", EX_DATAERR);
1418 		stop("Field defined multiple times for register", EX_DATAERR);
1433 		stop("Call to initialize_symbol with type field unset",  in initialize_symbol()
1443 			stop("Can't create register info", EX_SOFTWARE);  in initialize_symbol()
1464 			stop("Can't create alias info", EX_SOFTWARE);  in initialize_symbol()
1477 			stop("Can't create field info", EX_SOFTWARE);  in initialize_symbol()
1488 			stop("Can't create alias info", EX_SOFTWARE);  in initialize_symbol()
1498 			stop("Can't create label info", EX_SOFTWARE);  in initialize_symbol()
1508 			stop("Can't create conditional info", EX_SOFTWARE);  in initialize_symbol()
1518 			stop("Can't create macro info", EX_SOFTWARE);  in initialize_symbol()
1526 		stop("Call to initialize_symbol with invalid symbol type",  in initialize_symbol()
1542 		stop("Invalid current symbol for adding macro arg",  in add_macro_arg()
1549 		stop("Can't create macro_arg structure", EX_SOFTWARE);  in add_macro_arg()
1557 		stop("Regex text buffer too small for arg",  in add_macro_arg()
1563 		stop("Regex compilation failed", EX_SOFTWARE);  in add_macro_arg()
1573 		stop("Invalid current symbol for adding macro arg",  in add_macro_body()
1579 		stop("Can't duplicate macro body text", EX_SOFTWARE);  in add_macro_body()
1592 		stop(errbuf, EX_DATAERR);  in process_register()
1602 		stop(errbuf, EX_DATAERR);  in process_register()
1706 		stop("illegal shift value", EX_DATAERR);  in format_2_instr()
1733 		stop("Invalid shift operation specified", EX_SOFTWARE);  in format_2_instr()
1789 		stop(errbuf, EX_DATAERR);  in test_readable_symbol()
1793 		stop("Write Only register specified as source",  in test_readable_symbol()
1807 		stop(errbuf, EX_DATAERR);  in test_writable_symbol()
1811 		stop("Read Only register specified as destination",  in test_writable_symbol()
1838 		stop(errbuf, EX_DATAERR);  in type_check()
1860 				stop(errbuf, EX_DATAERR);  in type_check()
1885 			stop("Conditional expression '0' "  in add_conditional()
1900 		stop("Conditional expression conflicts with a symbol",  in add_conditional()
1924 		stop("Can't allocate version string", EX_SOFTWARE);  in add_version()
1934 	stop(string, EX_DATAERR);  in yyerror()