GlobalFounderies was created as an AMD spin off back in 2008, but now it is not controlled by Team Red anymore. Nevertheless, AMD is still an important customer, and the two companies already signed a $1.6 billion multiyear deal for chip component supplies earlier this year, so the Intel deal might not be easily attainable.
https://www.notebookcheck.net/Intel-rumored-to-acquire-GlobalFoundries-for-30-billion.551312.0.html