GPU Calc: unit test cases for TANH

Need open macro NO_FALLBACK_TO_SWINTERP in formulagroupcl.cxx for test

AMLOEXT-61 BUG

Change-Id: I1db0693cdacdf437c413e56e3c97f0ff4d913211
Signed-off-by: haochen <haochen@multicorewareinc.com>
Signed-off-by: I-Jui (Ray) Sung <ray@multicorewareinc.com>
GPU Calc: implemented TANH

AMLOEXT-61 FIX

Change-Id: I7c8dcc23d85aa809f134446dcab97e51405d58c2
Signed-off-by: haochen <haochen@multicorewareinc.com>
Signed-off-by: I-Jui (Ray) Sung <ray@multicorewareinc.com>