Add cuda target check to dense tensorcore schedule. (#5376)

python/tvm/relay/op/strategy/cuda.py

@@ -373,6 +373,7 @@ def dense_strategy_cuda(attrs, inputs, out_type, target):
                 wrap_topi_schedule(topi.cuda.schedule_dense_large_batch),
                 name="dense_large_batch.cuda",
                 plevel=5)
+        if target.target_name == "cuda":
             if nvcc.have_tensorcore(tvm.gpu(0).compute_version):
                 if(i % 16 == 0 and b % 16 == 0 and o % 16 == 0) \
                         or (i % 16 == 0 and b % 8 == 0 and o % 32 == 0) \