Fix a compilation error when HAVE_CLAMDFFT is on.
use host data when DEVICE_MEM_UHP is set (the risk of vary align size is owned by users)
Fix arithm's substract mismatch caused by incomplete merge
Merge pull request #810 from pengx17:master_fix_ocl_tmflag
Merge pull request #813 from bitwangyaoyao:master_fix
Merge pull request #812 from bitwangyaoyao:master_uhp