[PATCH] D78432: Add a policy to enable computing SchedDFSResult.

[Mark Lacey via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG328bb446ddd2: Add a policy to enable computing SchedDFSResult. (authored by rudkx).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D78432/new/

https://reviews.llvm.org/D78432

Files:
  llvm/include/llvm/CodeGen/MachineScheduler.h
  llvm/lib/CodeGen/MachineScheduler.cpp


Index: llvm/lib/CodeGen/MachineScheduler.cpp
===================================================================
--- llvm/lib/CodeGen/MachineScheduler.cpp
+++ llvm/lib/CodeGen/MachineScheduler.cpp
@@ -2733,6 +2733,9 @@
   SchedModel = DAG->getSchedModel();
   TRI = DAG->TRI;
 
+  if (RegionPolicy.ComputeDFSResult)
+    DAG->computeDFSResult();
+
   Rem.init(DAG, SchedModel);
   Top.init(DAG, SchedModel, &Rem);
   Bot.init(DAG, SchedModel, &Rem);
Index: llvm/include/llvm/CodeGen/MachineScheduler.h
===================================================================
--- llvm/include/llvm/CodeGen/MachineScheduler.h
+++ llvm/include/llvm/CodeGen/MachineScheduler.h
@@ -186,6 +186,9 @@
   // first.
   bool DisableLatencyHeuristic = false;
 
+  // Compute DFSResult for use in scheduling heuristics.
+  bool ComputeDFSResult = false;
+
   MachineSchedPolicy() = default;
 };
 


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