mirror of
https://github.com/OpenMP/Examples.git
synced 2025-04-10 16:32:11 +01:00
37 lines
817 B
C
37 lines
817 B
C
/*
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* @@name: async_target.3
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* @@type: C
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* @@operation: compile
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* @@expect: success
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* @@version: omp_5.1
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*/
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#include <stdio.h>
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#define N 1000000 //N must be even
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void init(int n, float *v1, float *v2);
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int main(){
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int i, n=N;
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int chunk=1000;
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float v1[N],v2[N],vxv[N];
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init(n, v1,v2);
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#pragma omp parallel
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{
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#pragma omp masked
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#pragma omp target teams distribute parallel for nowait \
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map(to: v1[0:n/2]) \
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map(to: v2[0:n/2]) \
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map(from: vxv[0:n/2])
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for(i=0; i<n/2; i++){ vxv[i] = v1[i]*v2[i]; }
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#pragma omp for schedule(dynamic,chunk)
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for(i=n/2; i<n; i++){ vxv[i] = v1[i]*v2[i]; }
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}
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printf(" vxv[0] vxv[n-1] %f %f\n", vxv[0], vxv[n-1]);
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return 0;
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}
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