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Resultados da pesquisa: 78

  1. Compiler doesn't vectorize even with simd directive

    https://software.intel.com/pt-br/node/721977

    31 mar. 2017 ... warning #15552: loop was not vectorized with "simd". Googling it, I found [this][3], but it's still not clear to me how I could solve this and vectorize ...

  2. Are there any vectorization directive that vectorize the loop without ...

    https://software.intel.com/pt-br/comment/1622206

    8 fev. 2010 ... Hello, Are there any vectorization directive(for fortran) that any proven dependences are ignored? Fortran Compiler User's guide says that the ...

  3. is it possible to auto-vectorize and auto-parallelize this code ?

    https://software.intel.com/pt-br/forums/intel-c-compiler/topic/282647

    Jul 25, 2011 ... (summation>0));};XE2011 compiler could not auto parallelize /vectorize this code, can someone give me some advise ?compiler complains: ...

  4. <#pragma simd assert> missing from spec?

    https://software.intel.com/pt-br/forums/intel-cilk-plus/topic/389745

    19 abr. 2013 ... Will there be a corresponding "vectorize or die" type of construct in the upcoming spec? Because if not, then we should rip all the simd assert ...

  5. optimization with xW vectorization

    https://software.intel.com/pt-br/forums/intel-fortran-compiler-for-linux-and-mac-os-x/topic/267709

    If you ask for a vectorization report, the compiler will give you more information, perhaps, as to why it did not vectorize. Also, on IA-32, I think you also have to use  ...

  6. C++ 8.1 Linux, cimplex vectors!

    https://software.intel.com/pt-br/forums/intel-c-compiler/topic/309683

    When I try to compile routines that multiply two complex integer vectors, the compiler refuses to vectorize it saying the loop is unsuitable. Did anybody have a  ...

  7. Question about write SIMD code mannually

    https://software.intel.com/pt-br/node/627917

    22 abr. 2016 ... Dear all: We all know that Intel compiler can automatic vectorize code. My Question is: when does a developer have to write SIMD code ...

  8. disable vectorization

    https://software.intel.com/pt-br/forums/intel-many-integrated-core/topic/405683

    Aug 8, 2013 ... Then what are the differences between using and not using the vector option? The compiler will vectorize the code anyway? Jianbin.

  9. advisor use with msvc++ or gcc/gfortran/g++ Windows

    https://software.intel.com/pt-br/forums/intel-advisor-xe/topic/564462

    3 ago. 2015 ... In my examples, MSVC++ invariably chooses AVX-128 (possibly to avoid alignment analysis). It does occasionally vectorize with AVX where it ...

  10. SSE2 problems (load and store) with icc

    https://software.intel.com/pt-br/forums/intel-c-compiler/topic/307451

    Feb 18, 2006 ... I've used altivec to vectorize the same code on an apple G5 cluster and I get a speedup of about 3.9 over the non-vectorized code. I've since ...

  11. How to optimize the following hotspot in the code reported by Vtune ...

    https://software.intel.com/pt-br/node/710173

    28 jan. 2017 ... In order to vectorize, compilers are likely to prefer an equivalent for() with both arrays using the same index (or simd linear clause) as well as ...

  12. Problem vectorizing FORTRAN code

    https://software.intel.com/pt-br/forums/intel-visual-fortran-compiler-for-windows/topic/625009

    Apr 18, 2016 ... that makes vectorization complicated (how to vectorize the multiplication of a single 3x3 matrix?), I have decided to invert the orderof the layout.

  13. Which assembler does Intel Compiler icc10 & icc11 use?

    https://software.intel.com/pt-br/forums/intel-c-compiler/topic/299628

    17 nov. 2008 ... For example, 'icc -ansi_alias' resembles 'gcc -O3 -ffast-math -fno-cx-limited-range -funroll-loops'. For gcc-4.2 you would add -ftree-vectorize, an ...

  14. ICC 17 and Auto Vectorization

    https://software.intel.com/pt-br/node/684903

    7 set. 2016 ... This does not vectorize for (i = 0; i < numElems; i++) { a[i] = b[i] * c[i]; }. } sptxl15- 275> icc -qopt-report=5 -c t.c icc: remark #10397: optimization ...

  15. C++ STL algorithms and vectorization

    https://software.intel.com/pt-br/forums/intel-c-compiler/topic/308557

    Jun 29, 2005 ... ICL 9.0 adds ability to vectorize several STL algorithms. For those which involve source and destination arrays, restrict keywords are needed to ...

  16. ifort 14.0 not vectorizing IVDEP loop

    https://software.intel.com/pt-br/forums/intel-fortran-compiler-for-linux-and-mac-os-x/topic/489307

    Nov 13, 2013 ... Both codes were compiled uisng the options: -xHost -O2 -vec-report6. What is the reason ifort 14.0 doesn't vectorize this loop? RSS Topo.

  17. Why is floor so slow?

    https://software.intel.com/pt-br/forums/intel-c-compiler/topic/296858

    May 5, 2009 ... Not only it was slow, but it did not vectorize (with Intel compiler, aka ICL). Here are some benchmarks for performing floor for all cells in a 2D ...

  18. a confusion about the assembly code after vectorization

    https://software.intel.com/pt-br/forums/intel-fortran-compiler-for-linux-and-mac-os-x/topic/267894

    13 out. 2004 ... I vectorize the program below and getthe assembly code.However, Ifind the asm code spend a large piecetoadd 2000 to the arrayvar ...

  19. Problems with vectorization for the matrix multiply function with tiling ...

    https://software.intel.com/pt-br/forums/intel-c-compiler/topic/287419

    Oct 1, 2010 ... Hi all,I am trying to write in high level code the matrix multiply function with tiling at the register level and let the intel compiler to vectorize it.

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