src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.phases.common/src/org/graalvm/compiler/phases/common/IterativeConditionalEliminationPhase.java

rev 52509 : [mq]: graal2

*** 30,40 ****
  import org.graalvm.compiler.graph.Graph.NodeEventScope;
  import org.graalvm.compiler.graph.Node;
  import org.graalvm.compiler.graph.spi.Simplifiable;
  import org.graalvm.compiler.nodes.StructuredGraph;
  import org.graalvm.compiler.phases.BasePhase;
! import org.graalvm.compiler.phases.common.util.HashSetNodeEventListener;
  import org.graalvm.compiler.phases.tiers.PhaseContext;
  
  public class IterativeConditionalEliminationPhase extends BasePhase<PhaseContext> {
  
      private static final int MAX_ITERATIONS = 256;
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  import org.graalvm.compiler.graph.Graph.NodeEventScope;
  import org.graalvm.compiler.graph.Node;
  import org.graalvm.compiler.graph.spi.Simplifiable;
  import org.graalvm.compiler.nodes.StructuredGraph;
  import org.graalvm.compiler.phases.BasePhase;
! import org.graalvm.compiler.phases.common.util.EconomicSetNodeEventListener;
  import org.graalvm.compiler.phases.tiers.PhaseContext;
  
  public class IterativeConditionalEliminationPhase extends BasePhase<PhaseContext> {
  
      private static final int MAX_ITERATIONS = 256;
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      }
  
      @Override
      @SuppressWarnings("try")
      protected void run(StructuredGraph graph, PhaseContext context) {
!         HashSetNodeEventListener listener = new HashSetNodeEventListener().exclude(NODE_ADDED);
          int count = 0;
          while (true) {
              try (NodeEventScope nes = graph.trackNodeEvents(listener)) {
                  new ConditionalEliminationPhase(fullSchedule).apply(graph, context);
              }
--- 48,58 ----
      }
  
      @Override
      @SuppressWarnings("try")
      protected void run(StructuredGraph graph, PhaseContext context) {
!         EconomicSetNodeEventListener listener = new EconomicSetNodeEventListener().exclude(NODE_ADDED);
          int count = 0;
          while (true) {
              try (NodeEventScope nes = graph.trackNodeEvents(listener)) {
                  new ConditionalEliminationPhase(fullSchedule).apply(graph, context);
              }