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On Feb 21, 2013, at 9:11 AM, Jonas Paulsson <jonas.paulsson at ericsson.com> wrote: > Hi, > > I am trying to add Hazard scheduling nodes after buildSchedGraph(), with a scheduler derived from ScheduleDAGInstrs. I get weird errors, so I wonder what I am doing wrong? > > What I am doing right now is: > > I have a created MI with opcode HAZARD that does not have

Hi, I am trying to add Hazard scheduling nodes after buildSchedGraph(), with a scheduler derived from ScheduleDAGInstrs. I get weird errors, so I wonder what I am doing wrong? What I am doing right now is: I have a created MI with opcode HAZARD that does not have parent, and I greate a SUnit(HazardMI). I use this one HazardMI for all hazard nodes. I remove all edges using removePred. I insert

...For PostRA: -debug-only=post-RA-sched. Modifying the DAG edges is tricky to get right. But removePred() and addPred() are the basic primitives... -Andy -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20130312/af11ba1f/attachment.html>