| #include <unistd.h> |
| |
| int |
| fallback_usleep (useconds_t d) |
| { |
| /* This function serves as a replacement for usleep in |
| this test case. It does not even attempt to be functionally |
| equivalent - we just want some sort of delay. */ |
| int i; |
| int N = d * 2000; |
| for (i = 0; i < N; i++) |
| asm volatile ("" : : : "memory"); |
| return 0; |
| } |
| |
| #pragma omp declare variant (fallback_usleep) match(construct={target},device={arch(nvptx)}) |
| #pragma omp declare variant (fallback_usleep) match(construct={target},device={arch(gcn)}) |
| #pragma omp declare variant (usleep) match(user={condition(1)}) |
| int |
| tgt_usleep (useconds_t d) |
| { |
| return 0; |
| } |
| |
| #pragma omp declare target to (fallback_usleep, tgt_usleep) |
