get_pointer_type
usm::alloc get_pointer_type(const void *ptr, const context &ctxt);
const void* ptr |
The pointer to query |
const sycl::context& ctxt |
The SYCL context to which the USM allocation belongs |
Returns the USM allocation type for ptr if ptr falls inside a valid USM allocation. If ctxt is a host context, returns usm::alloc::host. Returns usm::alloc::unknown if ptr is not a valid USM allocation.