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Message-ID: <954a4379b6ab9071ee56a91d55bba86c@smtp.hushmail.com>
Date: Sun, 28 Apr 2013 15:44:09 +0200
From: magnum <john.magnum@...hmail.com>
To: john-users@...ts.openwall.com
Subject: Re: 'close' to getting opencl working
Yeah on Ubuntu systems I just install fglrx-dev, for the CPU driver. Intel's driver is sometimes better, sometimes worse. But it doesn't exist as an Ubuntu package afaik.
magnum
On 28 Apr, 2013, at 15:31 , Claudio André <claudioandre.br@...il.com> wrote:
> Have you ever thought about using AMD SDK? Magnum used amd's software on
> Intel CPU (right? He might has an opinion).
>
> Maybe it is only me or Intel SDK has too much rules, limitations and
> problems [1]? Personally, i have no idea what could be wrong.
>
> [1] http://software.intel.com/en-us/forums/topic/382619
> ---
>
> BTW: i propose we check and report on -list=opencl-devices if
> clCreateContext (all initialization?) fails [2] (seems it will).
>
> Specification says and we need to expect:
> [2] CL_DEVICE_NOT_AVAILABLE if a device in devices is currently not
> available even though the device was returned by clGetDeviceIDs.
>
>
> 2013/4/27 <jfoug@....net>
>
>> I have been able to modify the linux-x86-64, changing -msse2 to -msse4 and
>> things run fine, including a few formats that acutally 'use' sse4. This
>> was done UNDER the VB vm. Also, the vm lists 6-cpu core2-2600 as the
>> CPU's being emulated. So, I am pretty sure this requirement is met.
>>
>> I have tried building with -msse4 on my very ancient laptop, and it built
>> fine, but cores when run, so I am pretty sure that this test is pretty
>> obvious that SSE4.1 is exposed and working on my VM.
>>
>> Jim.
>>
>> ---- "Claudio André" <claudioandre.br@...il.com> wrote:
>>> Does it make sense in your environment?
>>>
>>> CPU only support on Intel® Core™ 2 processor family and Intel® Xeon®
>>> processors is limited to Intel® microarchitecture that supports the
>> Intel®
>>> Streaming SIMD Extensions 4.1 (Intel® SSE 4.1) or higher.
>>> ----
>>>
>>>
>> http://stackoverflow.com/questions/15499533/error-cl-device-not-available-when-calling-clcreatecontext-intel-core2duo-inte
>>
>>
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