[llvm] r327980 - [Hexagon] Fix division by zero in machine scheduler

[Krzysztof Parzyszek via llvm-commits]

Author: kparzysz
Date: Tue Mar 20 06:28:46 2018
New Revision: 327980

URL: http://llvm.org/viewvc/llvm-project?rev=327980&view=rev
Log:
[Hexagon] Fix division by zero in machine scheduler

Modified:
    llvm/trunk/lib/Target/Hexagon/HexagonMachineScheduler.cpp

Modified: llvm/trunk/lib/Target/Hexagon/HexagonMachineScheduler.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonMachineScheduler.cpp?rev=327980&r1=327979&r2=327980&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/HexagonMachineScheduler.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/HexagonMachineScheduler.cpp Tue Mar 20 06:28:46 2018
@@ -291,7 +291,7 @@ void ConvergingVLIWScheduler::initialize
   for (unsigned i = 0, e = MaxPressure.size(); i < e; ++i) {
     unsigned Limit = DAG->getRegClassInfo()->getRegPressureSetLimit(i);
     HighPressureSets[i] =
-      (((float) MaxPressure[i] / (float) Limit) > RPThreshold);
+      ((float) MaxPressure[i] > ((float) Limit * RPThreshold));
   }
 
   assert((!ForceTopDown || !ForceBottomUp) &&