Are there any methods to have date resident in GPU in Op

Accelerated Computing HPC Compilers Legacy PGI Compilers
#1

Hi, Dear
Are there any methods to have date resident in GPU in OpenACC? if yes, different subroutines could use the date in GPU and don’t need copy date between CPU and GPU back and forth

#2

Hi Teslalady,

What about
Acc enter data
Acc data device resident
Global acc data section which wraps all your code
Acc mirror
…

#3

Hi Sisiy,

Yes, there’s several ways to do this. Alexey points several and I’ll add “create” to that list as well as call to “acc_malloc”.

  • Mat
#4

thanks you all very much
I will try them.

:)