Filtros

Article

Intel® C++ Compiler - ANSI C/C++ and OpenMP* compliance

C Standard Conformance

Autor Jennifer J. (Blackbelt) Última actualización 01/08/2019 - 19:50
Article

Intel® MKL 10.x threading

Intel MKL threading
Autor Chao Y (Intel) Última actualización 27/03/2019 - 12:20
Article

internal threshold was exceeded

In very large, complex functions, loops preceded by OpenMP directives may not be threaded. Compiler may emit the warning remark: "An internal threshold was exceeded: loops may not be vectorized or parallelized. Try to reduce routine size."
Autor Martyn Corden (Intel) Última actualización 26/12/2018 - 13:11
Article

Diagnostic 1392: variable "entity" in firstprivate or lastprivate clause of an OpenMP pragma must be shared in the enclosing context

CauseOne case that the Intel C++ Compiler will emitting this diagnostic message is when using the "firstprivate" of OpenMP* with a wrong syntax.

Autor admin Última actualización 25/05/2018 - 15:30
Article

OpenMP und inkrementelle Parallelisierung - (article in german)

In diesem Artikel wird der inkrementelle OpenMP Ansatz zur Parallelisierung von sequentiellen Programmen vorgestellt. Der Schwerpunkt liegt auf der praktischen Darstellung von einfachen Programmbeispielen und nicht auf der Vollständigkeit der Beschreibung
Autor admin Última actualización 12/12/2018 - 18:00
Article

Building application with -openmp but no OpenMP pragmas causes segmentation fault

Compiling an application with the -openmp option that does not contain OpenMP pragmas causes a segmentation fault due to stack size overrun.
Autor Elizabeth S (Intel) Última actualización 25/05/2018 - 15:30
Article

Intel thread affinity environment variable for OpenMP*

Intel thread affinity environment variable KMP_AFFINITY for openMP is explained in Compiler Intel® compiler user guide topic “Thread Affinity Interface (Linux* and Windows*)”.
Autor Última actualización 31/12/2018 - 15:00
Article

Intel® Professional Edition Compilers 11.1 Fixes List

This page lists fixes that have been made in Intel Professional Edition Compilers 11.1.
Autor Elizabeth S (Intel) Última actualización 25/05/2018 - 15:30
Article

Threading Fortran Applications for Parallel Performance on Multi-Core Systems

Advice and background information is given on typical issues that may arise when threading an application using the Intel Fortran Compiler and other software tools, whether using OpenMP, automatic parallelization or threaded libraries.
Autor Martyn Corden (Intel) Última actualización 12/12/2018 - 18:00
Article

Using Tasking in OpenMP* with the Intel® Fortran Compiler

The multi-core performance of a legacy Fortran benchmark unsuited to data parallelism is enhanced by threading using the TASK construct of OpenMP and the Intel Fortran Compiler. The necessary source code changes are explained in detail.
Autor Martyn Corden (Intel) Última actualización 04/07/2019 - 10:00