Re: recent binutils and mips64-linux

[Thiemo Seufer <ica2_ts at csv dot ica dot uni-stuttgart dot de>]

Maciej W. Rozycki wrote:
> On Fri, 19 Sep 2003, Thiemo Seufer wrote:
> 
> > > OK as in "it works for me", and OK as in "this is the correct usage" are
> > > two different things. I believe that for a 64-bit kernel either -mabi=64
> > > or -mabi=n32 (-mlong64) are the right long term answer,
> > 
> > A third answer is to add a -msign-extend-addresses switch in the assembler.
> > Together with -mabi=64 this would produce optimized ELF64 output.
> 
>  Hmm, what do you exactly mean -- is that what I am worrying about?

The idea is to use the assembler's 32bit macro expansions for addresses.
This reduces the .text size of a n64 kernel and improves the performance,
without tricks like -Wa,32.


Thiemo