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Re: Kernel 2.1.117 OOPS w/egcs
- To: law at cygnus dot com
- Subject: Re: Kernel 2.1.117 OOPS w/egcs
- From: Dax Kelson <dkelson at inconnect dot com>
- Date: Fri, 21 Aug 1998 22:58:31 -0600 (MDT)
- cc: egcs at cygnus dot com
---------- Forwarded message ----------
Date: Fri, 21 Aug 1998 06:01:13 -0700 (PDT)
From: Linus Torvalds <torvalds@transmeta.com>
To: rbarnett <rbarnett@scf-fs.usc.edu>
Cc: Kernel Mailing List <linux-kernel@vger.rutgers.edu>
Subject: Re: Kernel 2.1.117 OOPS bug report
On Thu, 20 Aug 1998, rbarnett wrote:
>
> I'm using egcs-2.90.27 980315 (egcs-1.0.2 release) with binutils
> 2.8.1.0.23.
>
> Running gdb 4.17 on vmlinux (2.1.117) displays the following output:
>
> (gdb) x/10i __switch_to
> 0xc01088d0 <__switch_to>: pushl %esi
> 0xc01088d1 <__switch_to+1>: pushl %ebx
> 0xc01088d2 <__switch_to+2>: movl 0xc(%esp,1),%ebx
> 0xc01088d6 <__switch_to+6>: movl 0x10(%esp,1),%ecx
Ok, egcs for some reason refuses to do the fastcall thing.
> Your interpretation? Shall I reinstall GNU gcc and abandon egcs?
I wonder. The above certainly implies that at least your particular
version of egcs cannot compile the current kernels, but I don't know why.
Before abandoning egcs you might want to talk to some egcs people to see
whether there is some simple way to make egcs do the right thing.
Linus
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