[PATCH 1/4] MIPS/GAS: Fix equated symbols in relaxation

[Richard Sandiford]

"Maciej W. Rozycki" <macro@codesourcery.com> writes:
> Hi,
>
>  Equated symbols (defined with .eqv) are not yet fully resolved by the 
> time relaxation is made.  As a result, if used in a relaxed expression, 
> they cause a failure as follows:
>
> branch-self.s:30: Error: attempt to get value of unresolved symbol `fnord'
>
>  The fix is to manually walk the chain of symbols; we handle additive 
> expressions involving constant (positive or negative) addends here only 
> like elsewhere.
>
> 2010-07-26  Maciej W. Rozycki  <macro@codesourcery.com>
>
> 	gas/
> 	* config/tc-mips.c: Include "struc-symbol.h".
> 	(md_convert_frag): Resolve equated symbols manually.

Can you explain in more detail why the equated symbol handling
in resolve_symbol_value doesn't do the right thing?

Richard