Push PrepareNodeInfo/IdentifyGroups down the inheritance hierarchy
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26682 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
index d6255db..67dbec1 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
@@ -498,10 +498,6 @@
// Number the nodes
NodeCount = std::distance(DAG.allnodes_begin(), DAG.allnodes_end());
- // Set up minimum info for scheduling
- PrepareNodeInfo();
- // Construct node groups for flagged nodes
- IdentifyGroups();
Schedule();
return BB;
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGList.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGList.cpp
index bcbd96a..065b127 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAGList.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAGList.cpp
@@ -640,6 +640,11 @@
void ScheduleDAGList::Schedule() {
DEBUG(std::cerr << "********** List Scheduling **********\n");
+ // Set up minimum info for scheduling
+ PrepareNodeInfo();
+ // Construct node groups for flagged nodes
+ IdentifyGroups();
+
// Build scheduling units.
BuildSchedUnits();
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp
index 55b68f8..b0593a3 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp
@@ -560,6 +560,11 @@
/// Schedule - Order nodes according to selected style.
///
void ScheduleDAGSimple::Schedule() {
+ // Set up minimum info for scheduling
+ PrepareNodeInfo();
+ // Construct node groups for flagged nodes
+ IdentifyGroups();
+
// Test to see if scheduling should occur
bool ShouldSchedule = NodeCount > 3 && Heuristic != noScheduling;
// Don't waste time if is only entry and return