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Re: recent binutils and mips64-linux
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