Messages in this thread | | | Date | Sun, 23 Aug 1998 18:24:29 +0200 (CEST) | From | Andrea Arcangeli <> | Subject | Re: 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
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.altern.org/andrebalsa/doc/lkml-faq.html
| |