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3.5 omp_get_device_num – Return device number of current device

Description:

This function returns a device number that represents the device that the current thread is executing on. For OpenMP 5.0, this must be equal to the value returned by the omp_get_initial_device function when called from the host.

C/C++
Prototype:int omp_get_device_num(void);
Fortran:
Interface:integer function omp_get_device_num()
See also:

omp_get_initial_device

Reference:

OpenMP specification v5.0, Section 3.2.37.