arch-sparc: Revamp the int regs.

Change-Id: Ifa968e42e55f78cea9eb92e9fc6fc906e0784594
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/49768
Maintainer: Gabe Black <gabe.black@gmail.com>
Reviewed-by: Boris Shingarov <shingarov@labware.com>
Reviewed-by: Daniel Carvalho <odanrc@yahoo.com.br>
Tested-by: kokoro <noreply+kokoro@google.com>
13 files changed