OpenMP-Examples/sources/Example_doacross.2.c

31 lines
562 B
C

/*
* @@name: doacross.2c
* @@type: C
* @@compilable: yes
* @@linkable: no
* @@expect: success
*/
float foo(int i, int j);
float bar(float a, float b, float c);
float baz(float b);
void work( int N, int M, float **A, float **B, float **C )
{
int i, j;
#pragma omp for ordered(2)
for (i=1; i<N; i++)
{
for (j=1; j<M; j++)
{
A[i][j] = foo(i, j);
#pragma omp ordered depend(sink: i-1,j) depend(sink: i,j-1)
B[i][j] = bar(A[i][j], B[i-1][j], B[i][j-1]);
#pragma omp ordered depend(source)
C[i][j] = baz(B[i][j]);
}
}
}