Forum topic

Optimiser weirdness

On one of my tests, some OpenMP-parallelised loops are running at twice the speed of the near-identical serial code, even on one CPU!  That rather implies that there's a optimisation which would be

Autor Nick M. Última actualización 02/10/2013 - 06:00
Forum topic

Array notation and parallelisation

Does the Intel compiler currently attempt to parallelise array notation expressions?  If it does, I am failing dismally in persuading it to do so.  I use CILK_NWORKERS=4, and print both the wall cl

Autor Nick M. Última actualización 02/10/2013 - 06:08
Forum topic

Compiler bug(s) with implied-DO array initialisation inside derived type across modules

I've found some strange behaivour in derived type constructors when the following criteria are met:

Autor Alan Briolat Última actualización 02/10/2013 - 08:58
Forum topic

Method for adding new Gesture?


    I am working on a project in which I wish to add new custom Gesture.

Please Suggest me methords and/or Process to add new Custum Gesture wrt refrence to C#.

Autor Nikhil T. Última actualización 02/10/2013 - 06:39
Forum topic

Internal error with CilkPlus directive

In build and command

icpc -std=c++11 -g -O3 -xHost -align -ansi-alias -mcmodel=medium -DBLAS -fopenmp Cholesky.cpp -mkl -lm

the attached program gets:

Autor Nick M. Última actualización 21/02/2014 - 07:39
Forum topic

Parallel alternative for spbsvx

HI All,

I'm using spbsvx to solve a large band matrix.

Autor Ariel B. Última actualización 07/11/2013 - 21:55
Forum topic

Can we use VS2012 to target both v100 (VS2010) and Intel C++ Composer XE

Dear all,

I am working on a large project (C#,C++/CLI,and native C++) where the target platform toolset for C++/CLI and C++ is v100 (Visual Studio 2010).

Autor Jean-michel Rouet Última actualización 02/12/2014 - 09:11
Forum topic

Bloated Instruction counts in SDE as compared with that from HW PMC 0xC0

I have noted in multiple (though infrequent but freqent enough) circumstances that the instruction counts for execution of a binary in SDE and that reported by PMC 0xC0 differ by ORDERS of magnitud

Autor perfwise Última actualización 02/10/2013 - 06:56
Forum topic

Poor Code Gen of FMA3 instructions in SPEC FP 06 using Intel 14.0.0 compiler suite

I have compiled a SPEC FP 06 using the Intel 14.0.0 compiler suite.

Autor perfwise Última actualización 02/10/2013 - 07:10
Forum topic

Variable-length arrays and CilkPlus

It seems that I can use OpenMP together with CilkPlus array notation on variable length arrays, but not _Cilk_for.  This is under the Intel compiler with build  I get messages like:

Autor Nick M. Última actualización 02/10/2013 - 08:12
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