c++ - OpenMP specify thread number of a for loop iteration -


i'm using following command parallelize single loop on available threads of program:

#pragma omp parallel num_threads(threads) for(long = 0; < threads; i++) {     array[i] = calculatestuff(i,...); } 

for technical reasons, guarantee thread number 0 executes i=0, , thread number 1 executes i=1. in other words, want i=omp_get_thread_num(). possible?

try

#pragma omp parallel num_threads(threads) schedule(static,1) 

now @hristo iliev has turned i'm 100% confident openmp standard requires static schedule assign iteration 0 thread 0, 1 1, etc.

try , let know how on.

then again

#pragma omp parallel num_threads(threads) schedule(dynamic,1) 

ought work too, since have many iterations have threads. it's possible though if thread 0 finishes work before thread n starts thread 0 grab iteration n.


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