QEMU Documentation/TCG
QEMU Internal – Tiny Code Generator (TCG) 1/2
TCG instrumentation
https://github.com/cedric-vincent/qemu/tree/master/tcg/plugins
http://compilfr.ens-lyon.fr/wp-content/uploads/2011/12/christophe.pdf
https://github.com/moyix/panda/blob/master/qemu/tcg/NOTES.txt