On 08/03/2017 03:27 PM, Steven Bosscher wrote: > On Thu, Aug 3, 2017 at 2:56 PM, Richard Biener wrote: >> I think the main reason for not doing it early is the benefit is small >> (unless it is GIMPLE optimizations triggering) > > Agree. > >> and we can't get rid of >> switches completely because we eventually have to support casei RTL >> expansion. >> (and no, computed goto with an array of label addresses at GIMPLE is really >> too ugly ;)) > > What I would have done, is lower all gswitch statements that are to be > lowered to something other than a tablejump. > So by the time you get to RTL expansion, all remaining gswitch > statements would be tablejump or casesi.
That exactly my plan :) > > Ciao! > Steven >
