Re: [RFC][PATCH] jit: fix handling of split intervals in register allocator

2009-08-01 Thread Pekka Enberg
On Wed, 2009-07-29 at 15:36 +0200, Tomek Grabiec wrote: > Liveness analysis can produce intervals with range not ending at a use > position. When splitting such interval after last use position we get > the new interval with non-zero range length and without use positions. > We should not add such

[RFC][PATCH] jit: fix handling of split intervals in register allocator

2009-07-29 Thread Tomek Grabiec
Liveness analysis can produce intervals with range not ending at a use position. When splitting such interval after last use position we get the new interval with non-zero range length and without use positions. We should not add such intervals to the "unhandled" list. This bug led to incorrect co