May be, that much hatred Raja Raja had against, Pandyas.
Even before the destruction of Kandlurchalai, on his way he had fought Amarbhuangan, and setted him.
Looking at his, Meykeerthi, as he has not mentioned about Madurai mandalam. He might have thought mentioning it in his meykeerthi, means nothing to him or the world. He could have considered, Pandyas as something powerless or under Cholas.