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  1. Recognizing and Measuring Vectorization Performance | Intel ...

    https://software.intel.com/en-us/articles/recognizing-and-measuring-vectorization-performance

    May 9, 2016 ... This is the importance of vectorization. If software doesn't embrace vectorization, it is not keeping up with the new instructions available, which ...

  2. An Introduction to Vectorization with the Intel® Fortran Compiler

    https://software.intel.com/sites/default/files/An_Introduction_to_Vectorization_with_Intel_Fortran_Compiler_021712.pdf

    Auto-vectorization capabilities of the Intel® Fortran. Compiler .... Vectorization Reports. Intel compiler build-log reports contain two important kinds of information ...

  3. Explicit Vector Programming – Best Known Methods | Intel® Software

    https://software.intel.com/en-us/articles/explicit-vector-programming-best-known-methods

    Mar 18, 2014 ... The simple answer: Vectorizing improves performance, and achieving high ... This is important because you need to understand the loops or ...

  4. Data Alignment to Assist Vectorization | Intel® Software

    https://software.intel.com/en-us/articles/data-alignment-to-assist-vectorization

    It is important to align data for application performance. Typically .... 08, remark # 15388: vectorization support: reference X has aligned access [ test1.c(12,5) ] ...

  5. "Vectorization: Writing C/C++ code in VECTOR Format" | Intel ...

    https://software.intel.com/en-us/articles/vectorization-writing-cc-code-in-vector-format

    Aug 2, 2012 ... Optimizing programs for modern multiprocessor or vector platforms is a major important challenge for Compilers today. Writing C/C++ code in a ...

  6. Program Optimization through Loop Vectorization | Intel® Software

    https://software.intel.com/en-us/articles/program-optimization-through-loop-vectorization

    Jan 6, 2014 ... to highlight some of the important points for taking advantage of the Intel® Many Integrated Core Architecture (Intel® MIC Architecture) vector ...

  7. Fortran Array Data and Arguments and Vectorization | Intel® Software

    https://software.intel.com/en-us/articles/fortran-array-data-and-arguments-and-vectorization

    In the case where compiler generates unit stride vectorized code, it is also very important to have the arrays aligned to achieve good performance (i.e., use ...

  8. Vectorization Limitations - The step towards SIMD Programming

    https://software.intel.com/en-us/forums/intel-c-compiler/topic/299405

    Nov 29, 2008 ... Hi All. Since vectorization in one way to achieve parallelization of code ... which makes a sinerio for SIMD programming totake it's importance?

  9. 3D Finite Differences on Multi-core Processors

    https://software.intel.com/sites/default/files/program-optimization-through-loop-vectorization.pdf

    u[j+1], ..., u[j+15], the SIMD vectorization can be represented as follows. ... One of the most important aspects of vectorizing for Intel MIC Architecture is data.

  10. Requirements for Vectorizing Loops with #pragma SIMD | Intel ...

    https://software.intel.com/en-us/articles/requirements-for-vectorizing-loops-with-pragma-simd

    Apr 2, 2012 ... Loop vectorization is a key to enhanced performance on Intel® Architecture, that grows in importance as the SIMD vector length increases.

  11. Why Optimizing Kernel Code Is Important? | Intel® Software

    https://software.intel.com/en-us/node/540489

    ... Data Accesses · Tips for Auto-Vectorization Module · Local Memory Usage · Avoid Extracting Vector Components · Task-Parallel Programming Model Hints ...

  12. Additional instructions suggestion

    https://software.intel.com/en-us/forums/intel-isa-extensions/topic/302479

    Apr 28, 2008 ... So it is of great importance to vectorizing compilers that there is no discrimination in performance for all the popular data types (or at least no ...

  13. Optimisation report says large loop trip count ignored

    https://software.intel.com/en-us/forums/software-tuning-performance-optimization-platform-monitoring/topic/629338

    May 9, 2016 ... In general, that increases the importance of vectorized remainder loops. Assuming 64-bit data, the total trip count would be a multiple of 16 to ...

  14. !$OMP SIMD or !DIR$ SIMD ?

    https://software.intel.com/en-us/forums/intel-fortran-compiler-for-linux-and-mac-os-x/topic/509157

    Apr 9, 2014 ... DIR$ SIMD to help the compiler to vectorize the loops. ... As there isn't support for omp simd firstprivate, it's important to assure that index is set ...

  15. Vectorize loop with dependent array indices

    https://software.intel.com/en-us/forums/intel-c-compiler/topic/299392

    is there a way to convince the Intel compiler to (auto-)vectorize the .... I must admit I am almost glad we disagree on the importance of the issue, ...

  16. Keeping data in cache

    https://software.intel.com/en-us/forums/intel-visual-fortran-compiler-for-windows/topic/340921

    Intel(c) Xeon Phi(tm) increases the importance of vectorization as well as threading for full performance, so the list of questions which are ...

  17. Search form

    https://software.intel.com/en-us/search/gss/building%20applications%20manual?page=23

    https://software.intel.com/en-us/articles/the-importance-of-vectorization-for-intel ... of external ... for the non-vectorized code version can be seen by building with.

  18. Putting Your Data and Code in Order: Optimization and Memory ...

    https://software.intel.com/en-us/articles/putting-your-data-and-code-in-order-optimization-and-memory-part-1

    Feb 4, 2016 ... While these items are very important, memory is equally important and .... both the Intel compiler and gcc* generate vectorized code utilizing the ...

  19. Consistency of Floating-Point Results using the Intel® Compiler ...

    https://software.intel.com/en-us/articles/consistency-of-floating-point-results-using-the-intel-compiler

    ... different processor types of the same architecture is important, use also ... reduction loops, since the compiler knows not to vectorize or parallelize such loops if ...

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