Commit 4be6a921 authored by Luca Tornatore's avatar Luca Tornatore
Browse files

.

parent e20c8569

OpenMP/examples/tasks/basic_task_examples/00_simple_nowait.c

+1 −1
Changes for OpenMP/examples/tasks/basic_task_examples/00_simple_nowait.c: 1 added line, 1 removed line.
Original line number Diff line number Diff line
@@ -45,7 +45,7 @@ int main( int argc, char **argv ) 
 #pragma omp parallel

  {



    #pragma omp single nowait

   #pragma omp single nowait     // NOTE the nowait

    {

      printf( " »Yuk yuk, here is thread %d from "

	      "within the single region\n", omp_get_thread_num() );

OpenMP/examples/tasks/basic_task_examples/00_simple_taskwait.c

+9 −0
Changes for OpenMP/examples/tasks/basic_task_examples/00_simple_taskwait.c: 9 added lines, 0 removed lines.
Original line number Diff line number Diff line
@@ -63,6 +63,9 @@ int main( int argc, char **argv ) 
		"running task B\n", omp_get_thread_num() );

      }



      // the taskwait instructs the encountering task to wait

      // for the completion of previously generated tasks

      // 

     #pragma omp taskwait

      fflush(stdout);

      printf(" «Yuk yuk, it is still me, thread %d "
@@ -70,8 +73,14 @@ int main( int argc, char **argv ) 
      

    }



    // what changes if we uncomment the followin taskyield, while

    // commenting the subsequent barrier?

    // hint: the taskwiat is about completing the tasks generated previously

    // in the parallel region by the encountering task

    // --> generated *by the encountering task*

   #pragma omp taskwait



    // a barrier is always a TSP, a task scheduling point

    //#pragma omp barrier

    

    printf(" :Hi, here is thread %d after the end "