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SubjectRe: pre egcs-1.1 testing and Linux 2.1.x
On Sat, 22 Aug 1998, Linus Torvalds wrote:

>I know that gcc has had problems with "regparm". However, I'm rather
>disgusted with some egcs people who say "we have problems and they will
>never get fixed". I don't personally believe in that kind of development
>behaviour, and if it's true it is really sad.

Agreed!

>I will continue to use "regparm" for the specific functions where I think
>there's a noticeable win (either in performance or simplicity - when
>mixing assembly and C the regparm calling convention can be much nicer to
>use). And I hope that not all egcs people consider it impossible to fix

For my experience it' s generally safe to use regparm when the function
with the regparm attribute is not recalled via a pointer to function (so
the asm generated can' t be something like "call %%eax").

Andrea[s] Arcangeli


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