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MI Sched: regpressure tracing.

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llvm-svn: 180191
This commit is contained in:
Andrew Trick 2013-04-24 15:54:36 +00:00
parent 8eed76c89e
commit 255be06f92
1 changed files with 8 additions and 0 deletions
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8
lib/CodeGen/MachineScheduler.cpp
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@ -507,6 +507,14 @@ updateScheduledPressure(const std::vector<unsigned> &NewMaxPressure) {
if ((int)NewMaxPressure[ID] > MaxUnits)
MaxUnits = NewMaxPressure[ID];
}
DEBUG(
for (unsigned i = 0, e = NewMaxPressure.size(); i < e; ++i) {
unsigned Limit = TRI->getRegPressureSetLimit(i);
if (NewMaxPressure[i] > Limit ) {
dbgs() << " " << TRI->getRegPressureSetName(i) << ": "
<< NewMaxPressure[i] << " > " << Limit << "\n";
}
});
}
/// schedule - Called back from MachineScheduler::runOnMachineFunction