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| 1 | int NE = 8; | |
| 2 | int i, j; | |
| 3 | ||
| 4 | - | nt num_devices = _Offload_number_of_devices(); |
| 4 | + | int num_devices = _Offload_number_of_devices(); |
| 5 | ||
| 6 | // array to be offloaded to the mics | |
| 7 | __declspec(target (mic)) float *offarray = (float*) memalign( 4096, NE * sizeof(float) ); | |
| 8 | for ( j = 0; j < NE; j++ ) offarray[j] = sqrt(j); | |
| 9 | ||
| 10 | ||
| 11 | // offloat to all (both) mics and retain memory | |
| 12 | for ( i = 0; i < num_devices; i++ ) | |
| 13 | {
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| 14 | #pragma offload_transfer target(mic:i) in ( offarray : length ( NE ) alloc_if(1) free_if(0) ) | |
| 15 | } | |
| 16 | ||
| 17 | // access array on mics in reverse order | |
| 18 | for ( i = num_devices - 1; i >= 0; i-- ) | |
| 19 | {
| |
| 20 | #pragma offload target(mic:i) nocopy ( offarray ) | |
| 21 | {
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| 22 | int j; | |
| 23 | for ( j = 0; j < NE; j++ ) printf ( "%d(%d) %f\n", j, i, offarray[j] ); | |
| 24 | } | |
| 25 | } |
