Re: libvlccore0: VLC shuts down with "Illegal Instruction" warning opening any media

[Gunther Furtado <gunfurtado@gmail.com>]

terça, 07 de abril de 2009,
Gunther Furtado <gunfurtado@gmail.com> escreveu:

>Subject: libvlccore0: VLC shuts down with "Illegal Instruction"

[...]

>whenever I try to open any kind of media VLS shuts down with nothing
>but an "Illegal Instruction"
>notice.

The forwarded message bellow reports the current situations. Just to
inform the G3 users. 

The version in stable (0.8.6h) works fine. [Thanks Jose JORGE.]

thanks,

forwarding-------
>
>Gunther Furtado <gunfurtado@gmail.com> writes:
>> That is an iMac G3 333MHz. I don't realy know about altivec.
>
>okay, then the issue is clear. libvlccore0 contains altivec code, which
>cannot be executed on G3 macs.
>
>From: http://en.wikipedia.org/wiki/Altivec
>
>AltiVec is a floating point and integer SIMD instruction set designed
>and owned by Apple, IBM and Freescale Semiconductor, formerly the
>Semiconductor Products Sector of Motorola, (the AIM alliance), and
>implemented on versions of the PowerPC including Motorola's G4, IBM's
>G5 and POWER6 processors, and P.A. Semi's PWRficient PA6T. AltiVec is a
>tradename owned solely by Freescale, so the system is also referred to
>as Velocity Engine by Apple and VMX by IBM and P.A. Semi, although IBM
>has recently begun using AltiVec as well.
>
>
>In ffmpeg, we solve this problem by building the libraries twice on
>powerpc: a generic one in /usr/lib for G3 macs, and an altivec enabled
>on in /usr/lib/altivec. I think we need to do the same in vlc :-(
>
>-- 
>Gruesse/greetings,
>Reinhard Tartler, KeyID 945348A4


-- 
Gunther Furtado
gunfurtado@gmail.com