tb_find_fast and tb_find_slow are finding the translated blocks based on guest physical address. I am thinking about finding tbs by content, e.g. using a hash signature. this can be used to potentially save translations.
Xin On Mon, Dec 9, 2013 at 7:32 AM, Peter Maydell <peter.mayd...@linaro.org>wrote: > On 9 December 2013 06:36, Xin Tong <trent.t...@gmail.com> wrote: > > Is it possible for QEMU to obviate some of the translations by attaching > a > > signature (e.g. a hash) with every translated basic block and try to > reuse > > translated basic block based on the signature as much as possible ? > Reuses > > can be a result of rerunning programs or same libraries statically > linked to > > programs. > > We already cache translated results. See tb_find_fast() > and tb_find_slow() which do the lookup into the cache. > > thanks > -- PMM >
