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hpc-2022-g3/openmp/lab1/exercise7.c
Alessandro Capotondi 7106df9383 HPC OpenMP Lab 1
2021-04-13 23:27:30 +02:00

66 lines
1.9 KiB
C

/*
* BSD 2-Clause License
*
* Copyright (c) 2020, Alessandro Capotondi
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* @file exercise7.c
* @author Alessandro Capotondi
* @brief Exercise 7
*
*/
#include <stdio.h>
#include <omp.h>
#include "utils.h"
#if !defined(W)
#define W (1000)
#endif
#if !defined(T)
#define T (20)
#endif
/**
* @brief EX 7 - Task Parallelism w/tasks
*
* a) Parallelize with TASK directive.
* b) Parallelize the loop with for directive
*
* @return void
*/
void exercise()
{
unsigned int i;
for (i = 0; i < 16384; i++)
{
DEBUG_PRINT("%hu: I am executing iteration %hu!\n", omp_get_thread_num(), i);
work(W);
}
}