target-mips: Add TLB Refill exception interpreter
Exception interpreter supersedes the TLB optimisation which was
initially written to optimize the kernel refill handler
and it was pretty hard to maintain it because the table walker
depends on the exact layout of the refill handler code.
The idea behind this approach is not to make any assumptions
about the refill handler and let the interpreter execute it
as it is.
Change-Id: I7acaa77215aae721937c3c5f10ee77da7f6d4cca
Signed-off-by: Miodrag Dinic <miodrag.dinic@imgtec.com>
3 files changed