我的电脑是集成显卡，code如下
import tensorflow as tf
x = tf.Variable(initial_value=3.)
with tf.GradientTape() as tape:
y = tf.square(x)
y_grad = tape.gradient(y, x)
print(y, y_grad)
运行后结果没问题，但出现了一些提示，费解！请问是怎么回事呢？
tf.Tensor(9.0, shape=(), dtype=float32) tf.Tensor(6.0, shape=(), dtype=float32)
2021-03-09 13:56:02.374852: I tensorflow/compiler/jit/xla_cpu_device.cc:41] Not creating XLA devices, tf_xla_enable_xla_devices not set
2021-03-09 13:56:02.375186: I tensorflow/core/platform/cpu_feature_guard.cc:142] This TensorFlow binary is optimized with oneAPI Deep Neural Network Library (oneDNN) to use the following CPU instructions in performance-critical operations: AVX2
To enable them in other operations, rebuild TensorFlow with the appropriate compiler flags.