src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.lir/src/org/graalvm/compiler/lir/ControlFlowOptimizer.java

*** 25,36 ****
  import static org.graalvm.compiler.lir.LIR.verifyBlocks;
  
  import java.util.ArrayList;
  
  import org.graalvm.compiler.core.common.cfg.AbstractBlockBase;
! import org.graalvm.compiler.debug.Debug;
! import org.graalvm.compiler.debug.DebugCounter;
  import org.graalvm.compiler.lir.gen.LIRGenerationResult;
  import org.graalvm.compiler.lir.phases.PostAllocationOptimizationPhase;
  
  import jdk.vm.ci.code.TargetDescription;
  
--- 25,36 ----
  import static org.graalvm.compiler.lir.LIR.verifyBlocks;
  
  import java.util.ArrayList;
  
  import org.graalvm.compiler.core.common.cfg.AbstractBlockBase;
! import org.graalvm.compiler.debug.CounterKey;
! import org.graalvm.compiler.debug.DebugContext;
  import org.graalvm.compiler.lir.gen.LIRGenerationResult;
  import org.graalvm.compiler.lir.phases.PostAllocationOptimizationPhase;
  
  import jdk.vm.ci.code.TargetDescription;
  
*** 54,64 ****
  
          private Optimizer(LIR lir) {
              this.lir = lir;
          }
  
!         private static final DebugCounter BLOCKS_DELETED = Debug.counter("BlocksDeleted");
  
          /**
           * Checks whether a block can be deleted. Only blocks with exactly one successor and an
           * unconditional branch to this successor are eligable.
           *
--- 54,64 ----
  
          private Optimizer(LIR lir) {
              this.lir = lir;
          }
  
!         private static final CounterKey BLOCKS_DELETED = DebugContext.counter("BlocksDeleted");
  
          /**
           * Checks whether a block can be deleted. Only blocks with exactly one successor and an
           * unconditional branch to this successor are eligable.
           *
*** 103,113 ****
                      AbstractBlockBase<?> other = block.getSuccessors()[0];
                      if (block.isAligned()) {
                          alignBlock(other);
                      }
  
!                     BLOCKS_DELETED.increment();
                      blocks[i] = null;
                  }
              }
              assert verifyBlocks(lir, blocks);
          }
--- 103,113 ----
                      AbstractBlockBase<?> other = block.getSuccessors()[0];
                      if (block.isAligned()) {
                          alignBlock(other);
                      }
  
!                     BLOCKS_DELETED.increment(lir.getDebug());
                      blocks[i] = null;
                  }
              }
              assert verifyBlocks(lir, blocks);
          }