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Date: Sat, 11 Apr 2015 17:51:47 +0200
From: Agnieszka Bielec <bielecagnieszka8@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: [GSoC] John the Ripper support for PHC finalists
2015-04-11 17:43 GMT+02:00 Solar Designer <solar@...nwall.com>:
> On Sat, Apr 11, 2015 at 05:35:53PM +0200, Agnieszka Bielec wrote:
>> I wanted to test my sse2 implementation but on well when I want to
>> compile johntheripper I have
>>
>> /tmp/ccsm0C9J.s: Assembler messages:
>> /tmp/ccsm0C9J.s:434: Error: no such instruction: `vfmadd312sd
>> .LC5(%rip),%xmm0,%xmm2'
>> make[1]: *** [formats.o] Error 1
>> make[1]: Leaving directory `/space/home/a/sse/src'
>> make: *** [default] Error 2
>
> The version of binutils on well might not support all of the
> instructions that recent gcc may generate for that platform, but in
> practice it's been sufficient for us so far.
>
> Why would the vfmadd312sd instruction appear in code generated for
> POMELO? This is a floating-point instruction. Do you possibly
> inadvertently use floating-point math somewhere in your code?
no, no, I returned back all my changes and there is an error
even without pomelo
thanks
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