acc_attach
– Let device pointer point to device-pointer target. ¶This function updates a pointer on the device from pointing to a host-pointer address to pointing to the corresponding device data.
Prototype: | void acc_attach(h_void **ptr_addr); |
Prototype: | void acc_attach_async(h_void **ptr_addr, int async); |
Interface: | subroutine acc_attach(ptr_addr) |
Interface: | subroutine acc_attach_async(ptr_addr, async_arg) |
type(*), dimension(..) :: ptr_addr | |
integer(acc_handle_kind), value :: async_arg |
OpenACC specification v2.6, section 3.2.34. OpenACC specification v3.3, section 3.2.29.