maybe_tweak_LLc: generalise this so that it can mash more or less any
cache size and associativity pair into something the simulator can
actually handle, by increasing the associativity whilst reducing the
number of sets, so that the number of sets becomes a power of two.
Fixes #333501.

git-svn-id: svn:// a5019735-40e9-0310-863c-91ae7b9d1cf9
1 file changed