R600: drop TGSI code path
Blockers: #7247 (closed): System freeze in the game "A Hat in Time" with Gallium Nine and R600_DEBUG=nir
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
Blockers: #7247 (closed): System freeze in the game "A Hat in Time" with Gallium Nine and R600_DEBUG=nir