Chuck
Thanks for your feedback.
-erik
On Mon, Feb 4, 2013 at 2:24 PM, Chuck Zhao <[email protected]> wrote:
> Erik,
>
> Yes, the instruction fixed the build issue. Thank you very much :-)
>
> Please update the "BUILD" file with the added instructions.
> And, make sure to mention that gcc/g++-4.7.X is needed for building the
> vecmathlib.
>
> Thank you
>
> Chuck
>
>
> On 2/1/2013 7:39 PM, Erik Schnetter wrote:
>
> Chuck
>
> To change e.g. to Unix Makefiles, you would change autogen.sh to contain
> the line
>
> cmake -G 'Unix Makefiles'
>
> after the "rm -f CMakeCache.txt". Does this correct things for you?
>
> -erik
>
>
> On Fri, Feb 1, 2013 at 6:15 PM, Chuck Zhao <[email protected]> wrote:
>
>> Erik,
>>
>> I have problem building it with gcc-4.4.7 and ninja on Ubuntu 12.10.
>> Could you set the default build env to gnu make or cmake?
>>
>> Thank you
>>
>> Chuck
>>
>>
>>
>> On 2/1/2013 2:08 PM, Erik Schnetter wrote:
>>
>> The loop kernels in our application call math functions such as
>> sqrt(), exp(), or log(). While some CPUs provide some of these via machine
>> instructions (e.g. sqrt() via SSE2), others either need to be scalarised or
>> need to be implemented manually. Currently, pocl's run-time library
>> scalarises these, i.e. double4 sqrt(double4) is implemented via 4 calls to
>> libc's double sqrt(double).
>>
>> I have implemented vecmathlib <https://bitbucket.org/eschnett/vecmathlib>,
>> a generic library that implements these math functions directly. Benchmarks
>> show that this can speed up these intrinsics significantly, i.e. by a
>> factor of several in some cases. I would like to use vecmathlib with pocl.
>>
>> vecmathlib is implemented in C++, since using templates greatly
>> simplifies the code. It builds with both gcc and clang. vecmathlib is still
>> incomplete in several respects, e.g. some intrinsics should have a higher
>> precision, could be further optimised, or inf and nan are not yet handled
>> correctly.
>>
>> -erik
>>
>> --
>> Erik Schnetter <[email protected]>
>> http://www.perimeterinstitute.ca/personal/eschnetter/
>> AIM: eschnett247, Skype: eschnett, Google Talk: [email protected]
>>
>>
>>
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>>
>>
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>>
>>
>>
>> ------------------------------------------------------------------------------
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>> Make your web apps faster with AppDynamics
>> Download AppDynamics Lite for free today:
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>>
>>
>
>
> --
> Erik Schnetter <[email protected]>
> http://www.perimeterinstitute.ca/personal/eschnetter/
> AIM: eschnett247, Skype: eschnett, Google Talk: [email protected]
>
>
> ------------------------------------------------------------------------------
> Everyone hates slow websites. So do we.
> Make your web apps faster with AppDynamics
> Download AppDynamics Lite for free today:http://p.sf.net/sfu/appdyn_d2d_jan
>
>
>
> _______________________________________________
> pocl-devel mailing
> [email protected]https://lists.sourceforge.net/lists/listinfo/pocl-devel
>
>
>
--
Erik Schnetter <[email protected]>
http://www.perimeterinstitute.ca/personal/eschnetter/
AIM: eschnett247, Skype: eschnett, Google Talk: [email protected]
------------------------------------------------------------------------------
Everyone hates slow websites. So do we.
Make your web apps faster with AppDynamics
Download AppDynamics Lite for free today:
http://p.sf.net/sfu/appdyn_d2d_jan
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