Fix cuda simulation of fp16 operators
Fix cuda simulation of fp16 operators

cpcloud/numba,IntelLabs/numba,seibert/numba,numba/numba,cpcloud/numba,IntelLabs/numba,cpcloud/numba,IntelLabs/numba,seibert/numba,cpcloud/numba,seibert/numba,IntelLabs/numba,cpcloud/numba,numba/numba,numba/numba,seibert/numba,numba/numba,seibert/numba,numba/numba,IntelLabs/numba