src/share/vm/gc/serial/genMarkSweep.cpp

*** 178,188 ****
    _objarray_stack.clear(true);
  }
  
  void GenMarkSweep::mark_sweep_phase1(bool clear_all_softrefs) {
    // Recursively traverse all live objects and mark them
!   GCTraceTime(Trace, gc) tm("Phase 1: Mark live objects", _gc_timer);
  
    GenCollectedHeap* gch = GenCollectedHeap::heap();
  
    // Because follow_root_closure is created statically, cannot
    // use OopsInGenClosure constructor which takes a generation,
--- 178,188 ----
    _objarray_stack.clear(true);
  }
  
  void GenMarkSweep::mark_sweep_phase1(bool clear_all_softrefs) {
    // Recursively traverse all live objects and mark them
!   GCTraceTime(Info, gc, phases) tm("Phase 1: Mark live objects", _gc_timer);
  
    GenCollectedHeap* gch = GenCollectedHeap::heap();
  
    // Because follow_root_closure is created statically, cannot
    // use OopsInGenClosure constructor which takes a generation,
*** 206,215 ****
--- 206,217 ----
                             &follow_cld_closure);
    }
  
    // Process reference objects found during marking
    {
+     GCTraceTime(Debug, gc, phases) tm_m("Reference Processing", gc_timer());
+ 
      ref_processor()->setup_policy(clear_all_softrefs);
      const ReferenceProcessorStats& stats =
        ref_processor()->process_discovered_references(
          &is_alive, &keep_alive, &follow_stack_closure, NULL, _gc_timer);
      gc_tracer()->report_gc_reference_stats(stats);
*** 217,227 ****
  
    // This is the point where the entire marking should have completed.
    assert(_marking_stack.is_empty(), "Marking should have completed");
  
    {
!     GCTraceTime(Debug, gc) tm_m("Class Unloading", gc_timer());
  
      // Unload classes and purge the SystemDictionary.
      bool purged_class = SystemDictionary::do_unloading(&is_alive);
  
      // Unload nmethods.
--- 219,229 ----
  
    // This is the point where the entire marking should have completed.
    assert(_marking_stack.is_empty(), "Marking should have completed");
  
    {
!     GCTraceTime(Debug, gc, phases) tm_m("Class Unloading", gc_timer());
  
      // Unload classes and purge the SystemDictionary.
      bool purged_class = SystemDictionary::do_unloading(&is_alive);
  
      // Unload nmethods.
*** 230,246 ****
      // Prune dead klasses from subklass/sibling/implementor lists.
      Klass::clean_weak_klass_links(&is_alive);
    }
  
    {
!     GCTraceTime(Debug, gc) t("Scrub String Table", gc_timer());
      // Delete entries for dead interned strings.
      StringTable::unlink(&is_alive);
    }
  
    {
!     GCTraceTime(Debug, gc) t("Scrub Symbol Table", gc_timer());
      // Clean up unreferenced symbols in symbol table.
      SymbolTable::unlink();
    }
  
    gc_tracer()->report_object_count_after_gc(&is_alive);
--- 232,248 ----
      // Prune dead klasses from subklass/sibling/implementor lists.
      Klass::clean_weak_klass_links(&is_alive);
    }
  
    {
!     GCTraceTime(Debug, gc, phases) t("Scrub String Table", gc_timer());
      // Delete entries for dead interned strings.
      StringTable::unlink(&is_alive);
    }
  
    {
!     GCTraceTime(Debug, gc, phases) t("Scrub Symbol Table", gc_timer());
      // Clean up unreferenced symbols in symbol table.
      SymbolTable::unlink();
    }
  
    gc_tracer()->report_object_count_after_gc(&is_alive);
*** 261,271 ****
    // phase2, phase3 and phase4, but the ValidateMarkSweep live oops
    // tracking expects us to do so. See comment under phase4.
  
    GenCollectedHeap* gch = GenCollectedHeap::heap();
  
!   GCTraceTime(Trace, gc) tm("Phase 2: Compute new object addresses", _gc_timer);
  
    gch->prepare_for_compaction();
  }
  
  class GenAdjustPointersClosure: public GenCollectedHeap::GenClosure {
--- 263,273 ----
    // phase2, phase3 and phase4, but the ValidateMarkSweep live oops
    // tracking expects us to do so. See comment under phase4.
  
    GenCollectedHeap* gch = GenCollectedHeap::heap();
  
!   GCTraceTime(Info, gc, phases) tm("Phase 2: Compute new object addresses", _gc_timer);
  
    gch->prepare_for_compaction();
  }
  
  class GenAdjustPointersClosure: public GenCollectedHeap::GenClosure {
*** 277,287 ****
  
  void GenMarkSweep::mark_sweep_phase3() {
    GenCollectedHeap* gch = GenCollectedHeap::heap();
  
    // Adjust the pointers to reflect the new locations
!   GCTraceTime(Trace, gc) tm("Phase 3: Adjust pointers", _gc_timer);
  
    // Need new claim bits for the pointer adjustment tracing.
    ClassLoaderDataGraph::clear_claimed_marks();
  
    // Because the closure below is created statically, we cannot
--- 279,289 ----
  
  void GenMarkSweep::mark_sweep_phase3() {
    GenCollectedHeap* gch = GenCollectedHeap::heap();
  
    // Adjust the pointers to reflect the new locations
!   GCTraceTime(Info, gc, phases) tm("Phase 3: Adjust pointers", gc_timer());
  
    // Need new claim bits for the pointer adjustment tracing.
    ClassLoaderDataGraph::clear_claimed_marks();
  
    // Because the closure below is created statically, we cannot
*** 329,338 ****
    // in the same order in phase2, phase3 and phase4. We don't quite do that
    // here (perm_gen first rather than last), so we tell the validate code
    // to use a higher index (saved from phase2) when verifying perm_gen.
    GenCollectedHeap* gch = GenCollectedHeap::heap();
  
!   GCTraceTime(Trace, gc) tm("Phase 4: Move objects", _gc_timer);
  
    GenCompactClosure blk;
    gch->generation_iterate(&blk, true);
  }
--- 331,340 ----
    // in the same order in phase2, phase3 and phase4. We don't quite do that
    // here (perm_gen first rather than last), so we tell the validate code
    // to use a higher index (saved from phase2) when verifying perm_gen.
    GenCollectedHeap* gch = GenCollectedHeap::heap();
  
!   GCTraceTime(Info, gc, phases) tm("Phase 4: Move objects", _gc_timer);
  
    GenCompactClosure blk;
    gch->generation_iterate(&blk, true);
  }