Article

Intel® IPP - Threading / OpenMP* FAQ

This page contains common questions and answers on multi-threading in the Intel IPP.
Authored by Last updated on 10/10/2019 - 10:48
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
Authored by admin Last updated on 12/12/2018 - 18:00
Blog post

OpenMP* 4.0 may offer important solutions for targeting and vectorization

The upcoming OpenMP 4.0 will be discussed at SC12, and there wil

Authored by James R. (Blackbelt) Last updated on 05/28/2018 - 18:28
Article

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

C Standard Conformance

Authored by Jennifer J. (Blackbelt) Last updated on 08/01/2019 - 19:50
Article

Intel® C++ and Fortran Compilers now support the OpenMP* 3.1 Specification

The newest releases of the Intel® C++ and Fortran Compilers support new features in the OpenMP* 3.1 Specification
Authored by Kenneth Craft (Intel) Last updated on 05/25/2018 - 15:48
Article

OpenMP loop does not parallelize with continue statement in the catch block

The compiler does not parallelize OpenMP loops that contain a "continue" statement in a C++ catch block inside the parallel region.
Authored by Last updated on 05/25/2018 - 15:30
Article

Don't Use the OpenMP* THREADPRIVATE 'Compatibility' Option when Everything is Compiled by Intel

The Intel C++ and Fortran compilers for Windows* and Linux* provide 'legacy' and 'compatibility' implementations of the OpenMP THREADPRIVATE directive. The 'compatibility' option should not be used when everything is compiled by Intel compilers.
Authored by Kenneth Craft (Intel) Last updated on 07/08/2019 - 15:12
Article

Updated Support for OpenMP* 4.0 features added in Composer XE 2013 SP1

[Updated based on the version of update 2 of 2013 SP1]

Authored by Last updated on 03/09/2019 - 12:30
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.

Authored by admin Last updated on 05/25/2018 - 15:30
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."
Authored by Martyn Corden (Intel) Last updated on 12/26/2018 - 13:11