[llvm] r298710 - [AMDGPU] Fix SGPR usage count in SI scheduler

Valery Pykhtin via llvm-commits llvm-commits at lists.llvm.org
Fri Mar 24 09:45:50 PDT 2017


Author: vpykhtin
Date: Fri Mar 24 11:45:50 2017
New Revision: 298710

URL: http://llvm.org/viewvc/llvm-project?rev=298710&view=rev
Log:
[AMDGPU] Fix SGPR usage count in SI scheduler

Patch by Axel Davy (axel.davy at normalesup.org)

Differential revision: https://reviews.llvm.org/D30149

Modified:
    llvm/trunk/lib/Target/AMDGPU/SIMachineScheduler.cpp

Modified: llvm/trunk/lib/Target/AMDGPU/SIMachineScheduler.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/SIMachineScheduler.cpp?rev=298710&r1=298709&r2=298710&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/SIMachineScheduler.cpp (original)
+++ llvm/trunk/lib/Target/AMDGPU/SIMachineScheduler.cpp Fri Mar 24 11:45:50 2017
@@ -1465,8 +1465,8 @@ SIScheduleBlock *SIScheduleBlockSchedule
                         VregCurrentUsage, SregCurrentUsage);
   if (VregCurrentUsage > maxVregUsage)
     maxVregUsage = VregCurrentUsage;
-  if (VregCurrentUsage > maxSregUsage)
-    maxSregUsage = VregCurrentUsage;
+  if (SregCurrentUsage > maxSregUsage)
+    maxSregUsage = SregCurrentUsage;
   DEBUG(
     dbgs() << "Picking New Blocks\n";
     dbgs() << "Available: ";




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