MLBEDSW-10679: Restore allocation of CPU-only tensors
Restore allocation of CPU-only tensors when the --separate-io-regions flag is not enabled. This matches the old behavior.
This partially reverts d4c6dbd7.
Signed-off-by: Johan Gunnarsson johan.gunnarsson@arm.com Change-Id: I4d36ce2197f4386d47cdd96a1859f3be44f63db6