mirror of
https://github.com/OpenMP/Examples.git
synced 2025-04-10 16:32:11 +01:00
28 lines
652 B
C++
28 lines
652 B
C++
/*
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* @@name: target_data.5
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* @@type: C++
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* @@operation: compile
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* @@expect: success
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* @@version: omp_4.0
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*/
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void vec_mult(float* &, float* &, float* &, int &);
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extern void init(float*, float*, int);
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extern void output(float*, int);
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void foo(float *p0, float *v1, float *v2, int N)
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{
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init(v1, v2, N);
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#pragma omp target data map(to: v1[0:N], v2[:N]) map(from: p0[0:N])
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{
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vec_mult(p0, v1, v2, N);
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}
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output(p0, N);
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}
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void vec_mult(float* &p1, float* &v3, float* &v4, int &N)
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{
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int i;
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#pragma omp target map(to: v3[0:N], v4[:N]) map(from: p1[0:N])
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#pragma omp parallel for
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for (i=0; i<N; i++)
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p1[i] = v3[i] * v4[i];
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}
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