[LLVMdev] ScheduleDAG Question
eli.friedman at gmail.com
Thu Sep 3 18:41:28 PDT 2009
On Thu, Sep 3, 2009 at 5:55 PM, David Greene<dag at cray.com> wrote:
> On Thursday 03 September 2009 18:22, David Greene wrote:
>> > Since scheduling and selection is mostly within a block, hopefully it
>> > wouldn't be too hard to come up with a testcase?
>> Yep, I've got a much reduced testcase now (and converted from Fortran
>> to C which makes things much easier to work with). I'm going to test
>> against TOT and see if I see the same problem.
> TOT is bug-free. I'm about to try 2.5.
> My little testcase definitely has missing edges in the sched dag and sunit
> dag. Where do edges from loads of globals to calls get added? That's what's
> missing here.
They should be there from the very beginning, when the selection dag is built.
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