On Sun, 18 Sep 2011, Blue Swirl wrote: > On Sun, Sep 18, 2011 at 10:49 AM, malc <av1...@comtv.ru> wrote: > > On Sun, 18 Sep 2011, Blue Swirl wrote: > > > >> On Sat, Sep 17, 2011 at 7:59 PM, Stefan Weil <w...@mail.berlios.de> wrote: > >> > Hello, > >> > > >> > these patches add a new code generator (TCG target) to qemu. > >> > > >> > Unlike other tcg target code generators, this one does not generate > >> > machine code for some cpu. It generates machine independent bytecode > >> > which is interpreted later. That's why I called it TCI (tiny code > >> > interpreter). > >> > > >> > I wrote most of the code two years ago and included feedback and > >> > contributions from several QEMU developers, notably TeleMan, > >> > Stuart Brady, Blue Swirl and Malc. See the history here: > >> > http://lists.nongnu.org/archive/html/qemu-devel/2009-09/msg01710.html > >> > > >> > Since that time, I used TCI regularly, added small fixes and improvements > >> > and rebased it to latest QEMU. Some versions were tested using > >> > ARM (emulated and real), PowerPC (emulated) and MIPS (emulated) hosts, > >> > but normally I run it on i386 and x86_64 hosts. > >> > > >> > I'd appreciate to see TCI in QEMU 1.0. > >> > > >> > Regards, > >> > Stefan Weil > >> > > >> > The patches 2 and 4 are optional, patch 8 is only needed for running > >> > TCI on a PowerPC host. > >> > >> I think patches 1 to 4 and 8 could be applied soon as they are now, > >> they should benefit plain TCG too. I had some comments to other > >> patches, but otherwise everything looks great. > > > > Hold the horses untill Stefan settles the licensing issues. > > Which issues? For which patches? >
Read tcg/LICENSE. > >> > >> Comparisons to other bytecode interpreters (for example Python) would > >> be interesting, maybe there are also tricks that can be reused. > >> > >> > [PATCH 1/8] tcg: Declare TCG_TARGET_REG_BITS in tcg.h > >> > [PATCH 2/8] tcg: Don't declare TCG_TARGET_REG_BITS in tcg-target.h > >> > [PATCH 3/8] tcg: Add forward declarations for local functions > >> > [PATCH 4/8] tcg: Add some assertions > >> > [PATCH 5/8] tcg: Add interpreter for bytecode > >> > [PATCH 6/8] tcg: Add bytecode generator for tcg interpreter > >> > [PATCH 7/8] tcg: Add tcg interpreter to configure / make > >> > [PATCH 8/8] ppc: Support tcg interpreter on ppc hosts > >> > > >> > > >> > > > > -- > > mailto:av1...@comtv.ru > > > -- mailto:av1...@comtv.ru
