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Date:      Wed, 10 Jul 2019 14:33:40 -0500
From:      Justin Hibbits <chmeeedalf@gmail.com>
To:        bugzilla-noreply@freebsd.org
Cc:        powerpc@FreeBSD.org
Subject:   Re: [Bug 239116] www/node Illegal Instruction on powerpc64 big endian elfv1
Message-ID:  <20190710143340.22357475@titan.knownspace>
In-Reply-To: <bug-239116-25139-1ghWdIy6DI@https.bugs.freebsd.org/bugzilla/>
References:  <bug-239116-25139@https.bugs.freebsd.org/bugzilla/> <bug-239116-25139-1ghWdIy6DI@https.bugs.freebsd.org/bugzilla/>

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On Wed, 10 Jul 2019 19:16:25 +0000
bugzilla-noreply@freebsd.org wrote:

> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=239116
> 
> --- Comment #2 from Curtis Hamilton <hamiltcl@verizon.net> ---
> (In reply to Gustavo Romero from comment #1)
> >>Hi Curtis,  
> 
> >>What does "x/4i $pc" tell in gdb?  
> 
> [Current thread is 1 (LWP 100087)]
> (gdb) x/4i $pc
> => 0x11505b50:  friz    f2,f1  
>    0x11505b54:  fsub    f1,f1,f2
>    0x11505b58:  lfd     f3,0(r28)
>    0x11505b5c:  fcmpu   cr0,f1,f3
> (gdb) 
> 
> 
> >>Could you also try to inspect 'dmesg' and paste the instruction
> >>inside < >, >>please?  
> 
> I assumed you meant this.
> 
> cpu0: IBM PowerPC 970MP revision 1.1, 2300.29 MHz
> cpu0: Features dc000000<PPC32,PPC64,ALTIVEC,FPU,MMU>
> cpu0: HID0 1511081<DEEPNAP,NAP,DPM,NHR,TBEN,ENATTN>
> 
> >>Thanks.  
> 

Looks like 'friz' was added to PowerISA 2.03 or 2.04, so PowerPC 970
does not have that instruction.

- Justin



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