openmp

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open MP - dot product

I am implementing parallel dot product in open MP I have this code: #include <stdio.h> #include <stdlib.h>[详细]

2023-02-18 03:16 分类：问答
Overflowing int's in OpenMP

I\'m trying my hand at writing a naive indexOf function. It currently works and gets the right position. However it overflows when counting the number of comparisons. I\'ve tried converting them all t[详细]

2023-02-16 07:32 分类：问答
openmp randomly uses only one core

I\'m on Ubuntu 10.04, gcc version 4.4.3. I\'m compiling c++ code with omp.h and a g++ parameter -fopenmp. Most of the time everything works as expecte开发者_StackOverflow中文版d. I have quad-core with[详细]

2023-02-16 06:05 分类：问答
Handling GUI thread in a program using OpenMP

I have a C++ program that performs some lengthy computation in parallel using OpenMP. Now that program also has to respond to user input and update some graphics. So far I\'ve been starting my computa[详细]

2023-02-16 03:43 分类：问答
3 Parallel regions

How do I ensure that 3 pieces of code execute concurrently with OpenMP? In the following toy problem, sections A & B generate some data and section C polls the data and acts on it.[详细]

2023-02-16 03:26 分类：问答
Indent openmp directives as C/C++ code in emacs

In a previous question, I learned how to indent macros as regular C code on emacs. I just need this b开发者_JAVA百科ecause of #pragma omp directives from OpenMP, but I\'d like to maintain all other ki[详细]

2023-02-15 22:01 分类：问答
Behavior of stack with unlimited size in openMP

I\'m curious how openmp deals with (or doesn\'t as the case looks to be) with an unlimited stacksize:[详细]

2023-02-15 14:09 分类：问答
CUDA 4.0 RC - many host threads per one GPU - cudaStreamQuery and cudaStreamSynchronize behaviour

I wrote a code which uses many host (OpenMP) threads per one GPU. Each thread has its own CUDA stream to order it requests. It looks very similar to below code:[详细]

2023-02-15 08:12 分类：问答
OpenMP C parallelisation algorithm

in the boo开发者_高级运维k \"Using OpenMP\" is an example for bad memory access in C and I think this is the main problem in my attempt to parallelism the gaussian algorithm.[详细]

2023-02-13 01:16 分类：问答
Parallelizing base case calculations for recursion using OpenMP

I\'m trying to learn the concepts OpenMP and stumbled upon a case which I\'m having a hard time grasping on how to solve using this library.[详细]

2023-02-11 18:11 分类：问答