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Re: egcs-1.1 status
- To: Andi Kleen <ak at muc dot de>
- Subject: Re: egcs-1.1 status
- From: Jeffrey A Law <law at cygnus dot com>
- Date: Fri, 21 Aug 1998 14:24:54 -0600
- cc: "H.J. Lu" <hjl at lucon dot org>, manfred at s-direktnet dot de, Manfred dot Hollstein at ks dot sel dot alcatel dot de, egcs at cygnus dot com
- Reply-To: law at cygnus dot com
In message <19980821221249.A16758@kali.lrz-muenchen.de>you write:
> I was refering to 2.1 kernels. There were some fixes in 2.1, but it seems t hey
> were not enough to make it work in all cases. If you look at
> include/asm-i386/string.h in a Linux installation you'll see that it is
> rather hairy asm code, that is why I suggested to replace the non speed
> critical things with C functions.
Oh. Someone would have to take a very careful look at them to see
if they're really correct.
> A new problem that just has appeared today is that Linux 2.1 uses
> __attribute__((regparm)) for some critical functions, and at least egcs 1.0
> seems to have problems to generate correct code with this in all cases.
Oh god. Please stop them from doing this. regparm does not work on
the x86 and will never work correctly on the x86. They're just going
to shoot themselves in the foot.
jeff