[llvm] r180191 - MI Sched: regpressure tracing.

[Andrew Trick]

Author: atrick
Date: Wed Apr 24 10:54:36 2013
New Revision: 180191

URL: http://llvm.org/viewvc/llvm-project?rev=180191&view=rev
Log:
MI Sched: regpressure tracing.

Modified:
    llvm/trunk/lib/CodeGen/MachineScheduler.cpp

Modified: llvm/trunk/lib/CodeGen/MachineScheduler.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/MachineScheduler.cpp?rev=180191&r1=180190&r2=180191&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/MachineScheduler.cpp (original)
+++ llvm/trunk/lib/CodeGen/MachineScheduler.cpp Wed Apr 24 10:54:36 2013
@@ -507,6 +507,14 @@ updateScheduledPressure(const std::vecto
     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