.pa 1 .he 'AS (I)'1/15/73'AS (I)' .ti 0 NAME as -- assembler .sp .ti 0 SYNOPSIS as__ [ -_ ] name918 ... .sp .ti 0 DESCRIPTION as__ assembles the concatenation of name\d1\u, .... If the optional first argument -_ is used, all undefined symbols in the assembly are treated as global. The output of the assembly is left on the file "a.out". It is executable if no errors occurred during the assembly. .ti 0 FILES /etc/as2 pass 2 of the assembler .br /tmp/atm1? temporary .br /tmp/atm2? temporary .br /tmp/atm3? temporary .br a.out object .sp .ti 0 SEE ALSO ld(I), nm(I), un(I), db(I), a.out(V), "UNIX Assembler Manual". .sp .ti 0 DIAGNOSTICS When an input file cannot be read, its name followed by a question mark is typed and assembly ceases. When syntactic or semantic errors occur, a single-character diagnostic is typed out together with the line number and the file name in which it occurred. Errors in pass 1 cause cancellation of pass 2. The possible errors are: .sp .in +6 .ti -6 ) parentheses error .ti -6 ] parentheses error .ti -6 < String not terminated properly .ti -6 * Indirection ("*_") used illegally .ti -6 .li . Illegal assignment to "." .ti -6 A error in A_ddress .ti -6 B B_ranch instruction is odd or too remote .ti -6 E error in E_xpression .ti -6 F error in local ("F_" or "b") type symbol .ti -6 G G_arbage (unknown) character .ti -6 I End of file inside an If__ .ti -6 M M_ultiply defined symbol as label .ti -6 O O_dd-- word quantity assembled at odd address .ti -6 P P_hase error-- "." different in pass 1 and 2 .ti -6 R R_elocation error .ti -6 U U_ndefined symbol .ti -6 X syntaX_ error .in -6 .sp .ti 0 BUGS Symbol table overflow is not checked.