30 #include "gc_implementation/shared/gcPolicyCounters.hpp"
  31 #include "gc_implementation/shared/vmGCOperations.hpp"
  32 #include "memory/cardTableRS.hpp"
  33 #include "memory/collectorPolicy.hpp"
  34 #include "memory/gcLocker.inline.hpp"
  35 #include "memory/genCollectedHeap.hpp"
  36 #include "memory/generationSpec.hpp"
  37 #include "memory/space.hpp"
  38 #include "memory/universe.hpp"
  39 #include "runtime/arguments.hpp"
  40 #include "runtime/globals_extension.hpp"
  41 #include "runtime/handles.inline.hpp"
  42 #include "runtime/java.hpp"
  43 #include "runtime/thread.inline.hpp"
  44 #include "runtime/vmThread.hpp"
  45 
  46 //
  47 // ConcurrentMarkSweepPolicy methods
  48 //
  49 
  50 ConcurrentMarkSweepPolicy::ConcurrentMarkSweepPolicy() {
  51   initialize_all();

  52 }
  53 
  54 void ConcurrentMarkSweepPolicy::initialize_generations() {
  55   _generations = NEW_C_HEAP_ARRAY3(GenerationSpecPtr, number_of_generations(), mtGC, 0, AllocFailStrategy::RETURN_NULL);
  56   if (_generations == NULL)
  57     vm_exit_during_initialization("Unable to allocate gen spec");
  58 
  59   if (UseParNewGC) {
  60     if (UseAdaptiveSizePolicy) {
  61       _generations[0] = new GenerationSpec(Generation::ASParNew,
  62                                            _initial_gen0_size, _max_gen0_size);
  63     } else {
  64       _generations[0] = new GenerationSpec(Generation::ParNew,
  65                                            _initial_gen0_size, _max_gen0_size);
  66     }
  67   } else {
  68     _generations[0] = new GenerationSpec(Generation::DefNew,
  69                                          _initial_gen0_size, _max_gen0_size);
  70   }
  71   if (UseAdaptiveSizePolicy) {

  30 #include "gc_implementation/shared/gcPolicyCounters.hpp"
  31 #include "gc_implementation/shared/vmGCOperations.hpp"
  32 #include "memory/cardTableRS.hpp"
  33 #include "memory/collectorPolicy.hpp"
  34 #include "memory/gcLocker.inline.hpp"
  35 #include "memory/genCollectedHeap.hpp"
  36 #include "memory/generationSpec.hpp"
  37 #include "memory/space.hpp"
  38 #include "memory/universe.hpp"
  39 #include "runtime/arguments.hpp"
  40 #include "runtime/globals_extension.hpp"
  41 #include "runtime/handles.inline.hpp"
  42 #include "runtime/java.hpp"
  43 #include "runtime/thread.inline.hpp"
  44 #include "runtime/vmThread.hpp"
  45 
  46 //
  47 // ConcurrentMarkSweepPolicy methods
  48 //
  49 
  50 void ConcurrentMarkSweepPolicy::initialize_alignments() {
  51   _space_alignment = _gen_alignment = (uintx)Generation::GenGrain;
  52   _heap_alignment = compute_heap_alignment();
  53 }
  54 
  55 void ConcurrentMarkSweepPolicy::initialize_generations() {
  56   _generations = NEW_C_HEAP_ARRAY3(GenerationSpecPtr, number_of_generations(), mtGC, 0, AllocFailStrategy::RETURN_NULL);
  57   if (_generations == NULL)
  58     vm_exit_during_initialization("Unable to allocate gen spec");
  59 
  60   if (UseParNewGC) {
  61     if (UseAdaptiveSizePolicy) {
  62       _generations[0] = new GenerationSpec(Generation::ASParNew,
  63                                            _initial_gen0_size, _max_gen0_size);
  64     } else {
  65       _generations[0] = new GenerationSpec(Generation::ParNew,
  66                                            _initial_gen0_size, _max_gen0_size);
  67     }
  68   } else {
  69     _generations[0] = new GenerationSpec(Generation::DefNew,
  70                                          _initial_gen0_size, _max_gen0_size);
  71   }
  72   if (UseAdaptiveSizePolicy) {