Dmitry wrote: > > Fellows, > > No more changes are planned to binutils. > I will port msp430 stuff to newish version of binutils soon. > > Concerning $labels: > > 1. A "label" is written as a symbol immediately followed by a colon > `:'. The symbol then represents the current value of the active > location counter, and is, for example, a suitable instruction operand. > You are warned if you use the same symbol to represent two different > locations: the first definition overrides any other definitions. In standard as the last definition overrides any other definitions. > > 2. '$' sign is reserved for the 'current PC location', same as '.' . > So, jmp $+20 means PC=PC+20 (jmp +20 means skip next 20 bytes PC=PC+22) > $label is not allowed in msp430-as In standard as it is N$ not $label, but I can live without that.
> 3. labels are prepended by '.' to make them 'symbolized' at current > location(convenient for elf table generator and debugger. No difference > for end-user) I presume you mean: 3. Prepend labels with '.' to make them 'sybolized' ... > 4. Symbols started from 'L' are local ones and cannot be seen in an object > dump (but written to the elf symbol table though) What is the scope of local labels? > 5. Symbols 1 to 9 never being used by sane people :) Me sane? You're kidding ;) > > 6. One cannot use #define in 'as' . You have to use C prepocessor. File name > shouls have .S (note upper case) suffix.
