Well i ran it and nothing happened so i must have FCMOV support just
not showing in cat /proc/cpuinfo yet i still get bad bone weights so
its something else
On 10/6/07, Ondřej Hošek <[EMAIL PROTECTED]> wrote:
> Both Intel and AMD manuals say that if CPUID returns flags saying that
> "FPU" and "CMOV" are present, then "FCMOV" is present too.
>
> If you want to be sure, just try it the hard way. Copy the following
> code into a text file (named "fcmov.s" in this example):
>
> .code32
> .text
> .global _start
> _start:
> fldpi
> fldpi
> mov $0x0,%eax
> cmp $0x0,%eax
> fcmove %st(1),%st
> mov $0x1,%eax
> int $0x80
>
> Then run this:
>
> as -o fcmov.o fcmov.s
> ld -o fcmov fcmov.o
> ./fcmov
>
> If nothing happens, your processor can do FCMOV. If you get a SIGILL
> (illegal instruction exception), congratulations, your processor is
> FCMOV-less.
>
> You'll have to have some sort of assembler with AT&T syntax support
> (normally called "as" or "gas") as well as a linker ("ld") installed on
> your machine. Alternatively, you can assemble and link it on a different
> machine with the same major and minor kernel version, such as 2.6, and
> then run it on your target.
>
> (The code runs only on Linux (the last two statements, asking the system
> to quit the process, are Linux-specific). It shouldn't touch any of your
> devices, unless the kernel is defective, so there shouldn't be any data
> loss, but just like everything originating from me, no warranty is given.)
>
> If you still get bone weight errors even though this program completes
> without breaking, then the culprit isn't FCMOV.
>
> ~~ Ondra
>
> On 06.10.07 16:54 Uhr, Steve Sumichrast wrote:
> > I Don't think this is accurate information -- My linux box (AMD Barton
> > 3000+ running Arch Linux kernel 2.6.20) is having the bad bone weight error
> > -- and I have both of those listed in the output.
> >
> > However, I do not have FCMOV -- I have CMOV support.. Guessing that's
> > what's doing it.
> >
> > -----Original Message-----
> > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Ondrej Hošek
> > Sent: Saturday, October 06, 2007 08:17 AM
> > To: hlds_linux@list.valvesoftware.com
> > Subject: Re: [hlds_linux] Team Fortress 2/Dedicated Server updated
> >
> > grep ext /proc/cpuinfo
> >
> > If the output includes "fpu" and "cmov", chances are your machine can do it.
> >
> > As for the "why"... Windows and Linux use different compilers. GCC
> > probably compiles into code using FCMOV while cl.exe doesn't.
> >
> > ~~ Ondra
> >
> > On 06.10.07 5:59 Uhr, Kevin J. Anderson wrote:
> >
> >> In what processor range(s) was this FCMOV introduced?
> >>
> >> Alfred Reynolds wrote:
> >>
> >>> Your CPU needs to support the FCMOV instruction, if you get the bone
> >>> weight problem then chances are it doesn't.
> >>>
> >>> - Alfred
> >>>
> >>> Daron Dodd wrote:
> >>>
> >>>> i see no fix to the bad bone weight crashes
> >>>>
> >>>> On 10/5/07, Jason Ruymen <[EMAIL PROTECTED]> wrote:
> >>>>
> >>>>> Required updates to Team Fortress have been released. Please run
> >>>>> hldsupdatetool to receive them. The specific changes include:
> >>>>>
> >>>>> - Fixed certain crashes with paged pool memory
> >>>>> - Added a warning for when paged pool memory is low
> >>>>> - Fixed some prediction errors with player avoidance
> >>>>> - Fixed columns and row bunching up in server browser
> >>>>> - Fixed a rare bug where the wrong launcher.dll was being used to
> >>>>> launch
> >>>>> the game
> >>>>> - Fixed teleporter/spawn doorway exploit
> >>>>>
> >>>>> Jason
> >>>>>
>
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