This TLB is more of an "APU" TLB than anything GCN3 specific. It can be used with either GCN3 or Vega. With this change, VEGA_X86 builds and one can run binaries with Vega ISA code using the same steps as GCN3 but building the Vega ISA instead. Change-Id: I0c92bcd0379a18628dc05cb5af070bdc7e692c7c Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/53803 Maintainer: Bobby Bruce <bbruce@ucdavis.edu> Reviewed-by: Matt Sinclair <mattdsinclair@gmail.com> Maintainer: Matt Sinclair <mattdsinclair@gmail.com> Tested-by: kokoro <noreply+kokoro@google.com>