> On Wed, 31 Jan 2018, Wilco Dijkstra wrote: > > > The comparison order for SCHED_PRESSURE_MODEL is incorrect. If either > > instruction is not in target_bb, the ordering is not well defined. To fix > > this, give all instructions in target_bb the highest priority and sort all > > other instructions behind it. This way instructions in target_bb will be > > sorted using the pressure model, and instructions outside it will use > > RFS_DEP_COUNT and/or RFS_TIE for their order. > > This appears to be the same issue as PR 83459; please add > rtl-optimization/83459 > to ChangeLog if approved. > > > PR rlt-optimization/84068 > > * haifa-sched.c (rank_for_schedule): Fix SCHED_PRESSURE_MODEL sorting. > > > > PR rlt-optimization/84068 > > Note typos in category name (s/rlt/rtl).
This and the previous point applies to v2 as well. Thanks. Alexander
