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Disable DFSResult for ConvergingScheduler.

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For now, just save the compile time since the ConvergingScheduler
heuristics don't use this analysis. We'll probably enable it later
after compile-time investigation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178822 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick 2013-04-05 00:31:31 +00:00
parent 11189f7a01
commit 2182977ff2
1 changed files with 0 additions and 2 deletions
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lib/CodeGen/MachineScheduler.cpp
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@ -1243,8 +1243,6 @@ void ConvergingScheduler::initialize(ScheduleDAGMI *dag) {
Top.init(DAG, SchedModel, &Rem);
Bot.init(DAG, SchedModel, &Rem);
DAG->computeDFSResult();
// Initialize resource counts.
// Initialize the HazardRecognizers. If itineraries don't exist, are empty, or