def METHOD_NAME():
    x = relay.var("x", shape=[128, 64], dtype="int8")
    w = relay.var("w", shape=[256, 64], dtype="int8")
    zero = relay.const(0)
    op = relay.op.nn.dense(
        relay.qnn.op.dequantize(x, relay.const(2.0), zero),
        relay.qnn.op.dequantize(w, relay.const(0.5), zero),
    )
    op = relay.qnn.op.quantize(op, relay.const(1.0), zero, out_dtype="int8")
    mod = tvm.IRModule.from_expr(op)
    fake_quantized_op_freqs = relay.analysis.list_fake_quantized_op_freqs(mod)
    assert dict(fake_quantized_op_freqs) == {"nn.dense": 1}