Search

Search Results for:

Search Results: 173

  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. 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 ...

  3. 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) ] ...

  4. "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 ...

  5. Random Number Function Vectorization | Intel® Software

    https://software.intel.com/en-us/search/gss/vectorization?page=3

    Compiler Methodology for Intel® MIC Architecture Vectorization Essentials, Random Number ... The Importance of Vectorization for Intel® Many Integrated Core .

  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. 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?

  8. The Importance of Vectorization for Intel® Many Integrated Core

    https://software.intel.com/en-us/search/gss/many%20core?page=4

    Data Types for Intel® Many Integrated Core Architecture (Intel® MIC ... https:// software.intel.com/en-us/node/694278. This topic only applies to Intel® Many ...

  9. 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.

  10. Additional instructions suggestion

    https://software.intel.com/pt-br/forums/intel-isa-extensions/topic/302479

    Apr 28, 2008 ... My main concern is the (automatic) vectorization of loops. ... So it is of great importance to vectorizing compilers that there is no discrimination in ...

  11. 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 ...

  12. 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.

  13. about ifort Linux compiler activation

    https://software.intel.com/en-us/search/gss/ifort%20compile%20slow?page=5

    The Importance of Vectorization for Intel® Many Integrated Core . ... For the Intel® Compiler, vectorization is the unrolling of a loop combined with the ... 1, ifort ...

  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. 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 ...

  17. Aliasing concern with variable stride creating temporary and slow ...

    https://software.intel.com/en-us/forums/intel-visual-fortran-compiler-for-windows/topic/506953

    Mar 8, 2014 ... ... 1 temporary and then copied to the destination, all reporting vectorization. ... I wanted to give an example of the importance of digging up the ...

  18. Download Slides

    https://software.intel.com/sites/default/files/Slides-Compilation-for-Intel-Xeon-Phi-coprocessor.pdf

    Because of the greater SIMD width, vectorization is even more important on Intel ® MIC architecture than on Intel® Xeon® processors. The Intel compiler now ...

  19. Parallel Patterns in Seismic Duck – Part 3 (Vectorization and Tiling ...

    https://software.intel.com/en-us/blogs/2010/08/07/parallel-patterns-in-seismic-duck-part-3-vectorization-and-tiling

    Aug 7, 2010 ... This part covers vectorization, tiling, and wide halo. Vectorization I'll ... Parts 1 and 2 discussed the importance of the ratio C (Compute density).

For more complete information about compiler optimizations, see our Optimization Notice.