Thank you Edward. Janek
Dnia poniedziałek, 5 sierpnia 2013, Edward Z. Yang napisał: > IIUC, this code will never return to cJK. It will return to what-ever > address is in R1; jumping to 'returnToSched' with the value in R1 > says, "Please run the scheduler, and jump back to R1 when you're > done and ready to run my thread again." > > Edward > > Excerpts from Jan Stolarek's message of Mon Aug 05 08:08:43 -0700 2013: > > I have a question about this piece of Cmm code: > > > > cJI: > > R1 = _sGG::P32; > > call (stg_gc_enter_1)(R1) args: 4, res: 0, upd: 4; > > cJK: > > ... > > > > Does the call to stg_gc_enter_1 return to cJK: a) never; b) sometimes; c) > > always ? I'm looking at the implementation in rts/HeapStackCheck.cmm but > > I don't know the meaning of `jump stg_returnToSched [R1];` at the and of > > stg_gc_noregs. Any help will be appreciated. > > > > Janek _______________________________________________ ghc-devs mailing list [email protected] http://www.haskell.org/mailman/listinfo/ghc-devs
