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mi-sched: Load clustering is a bit to expensive to enable unconditionally.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189990 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick
2013-09-04 21:00:08 +00:00
parent 00b5fa4c28
commit d1d0d37a19
2 changed files with 3 additions and 1 deletions
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2
lib/CodeGen/MachineScheduler.cpp
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@ -2753,7 +2753,7 @@ static ScheduleDAGInstrs *createConvergingSched(MachineSchedContext *C) {
// data and pass it to later mutations. Have a single mutation that gathers
// the interesting nodes in one pass.
DAG->addMutation(new CopyConstrain(DAG->TII, DAG->TRI));
if (EnableLoadCluster)
if (EnableLoadCluster && DAG->TII->enableClusterLoads())
DAG->addMutation(new LoadClusterMutation(DAG->TII, DAG->TRI));
if (EnableMacroFusion)
DAG->addMutation(new MacroFusion(DAG->TII));