Article

Intel® AVX2 optimization in Intel® MKL

The specific optimization and general support for the latest Intel® AVX2 instructions have been added in the Intel MKL v11.0. This article lists the specific functions that are optimized for Intel AVX2.
Authored by Last updated on 07/06/2019 - 16:30
Blog post

Parallel Universe Magazine #12: Advanced Vectorization

This blog contains additional content for the article "Advanced Vectorization" from Parallel Universe #12:

Authored by Last updated on 07/03/2019 - 20:08
Blog post

BKMs on the use of the SIMD directive

We had an ask from one of the various "Birds of a Feather" meetings Intel® holds at venues such as at the Super Computing* (SC) and International Super Computing* (ISC) conferences.

Authored by Last updated on 07/06/2019 - 17:00
Article

Diagnostic 15523: Loop was not vectorized: cannot compute loop iteration count before executing the loop.

Product Version: Intel(R) Visual Fortran Compiler XE 15.0 or a later version

Authored by Devorah H. (Intel) Last updated on 05/25/2018 - 15:30
Article

Diagnostic 15522: Loop was not vectorized: loop control flow is too complex.

Product Version: Intel® Fortran Compiler 15.0 and above

Authored by Devorah H. (Intel) Last updated on 05/25/2018 - 15:30
Article

Diagnostic 15524: Loop was not vectorized: search loop cannot be vectorized unless all memory references can be aligned vector load.

Product Version: Intel(R) Visual Fortran Compiler XE 15.0 or a later version

Authored by Devorah H. (Intel) Last updated on 05/25/2018 - 15:30
Article

Diagnostic 15527: loop was not vectorized: function call to xxx cannot be vectorized

Product Version: Intel(R) Visual Fortran Compiler XE 15.0 or a later version

Authored by Devorah H. (Intel) Last updated on 05/25/2018 - 15:30
Article

Diagnostic 15532: Loop was not vectorized: compile time constraints prevent loop optimization

Product Version: Intel(R) Visual Fortran Compiler XE 15.0 or a later version

Authored by Devorah H. (Intel) Last updated on 07/05/2019 - 14:23
Article

Diagnostic 15534: Loop was not vectorized: loop contains arithmetic if or computed goto.

Product Version: Intel(R) Visual Fortran Compiler XE 15.0 or a later version

Authored by Devorah H. (Intel) Last updated on 05/25/2018 - 15:30
Article

Diagnostic 15537: Loop was not vectorized: implied FP exception model prevents usage of SVML library.

Product Version: Intel® Visual Fortran Compiler XE 15.0 or a later version

Authored by Devorah H. (Intel) Last updated on 05/25/2018 - 15:30