src/hotspot/share/gc/g1/g1Arguments.cpp

rev 52689 : 8213224: Move code related to GC threads calculation out of AdaptiveSizePolicy
Summary: Consolidate code related to GC threads calculation into a single class

*** 28,40 ****
  #include "gc/g1/g1CollectedHeap.inline.hpp"
  #include "gc/g1/g1CollectorPolicy.hpp"
  #include "gc/g1/g1HeapVerifier.hpp"
  #include "gc/g1/heapRegion.hpp"
  #include "gc/shared/gcArguments.inline.hpp"
  #include "runtime/globals.hpp"
  #include "runtime/globals_extension.hpp"
- #include "runtime/vm_version.hpp"
  
  size_t G1Arguments::conservative_max_heap_alignment() {
    return HeapRegion::max_region_size();
  }
  
--- 28,40 ----
  #include "gc/g1/g1CollectedHeap.inline.hpp"
  #include "gc/g1/g1CollectorPolicy.hpp"
  #include "gc/g1/g1HeapVerifier.hpp"
  #include "gc/g1/heapRegion.hpp"
  #include "gc/shared/gcArguments.inline.hpp"
+ #include "gc/shared/workerPolicy.hpp"
  #include "runtime/globals.hpp"
  #include "runtime/globals_extension.hpp"
  
  size_t G1Arguments::conservative_max_heap_alignment() {
    return HeapRegion::max_region_size();
  }
  
*** 73,83 ****
  }
  
  void G1Arguments::initialize() {
    GCArguments::initialize();
    assert(UseG1GC, "Error");
!   FLAG_SET_DEFAULT(ParallelGCThreads, VM_Version::parallel_worker_threads());
    if (ParallelGCThreads == 0) {
      assert(!FLAG_IS_DEFAULT(ParallelGCThreads), "The default value for ParallelGCThreads should not be 0.");
      vm_exit_during_initialization("The flag -XX:+UseG1GC can not be combined with -XX:ParallelGCThreads=0", NULL);
    }
  
--- 73,83 ----
  }
  
  void G1Arguments::initialize() {
    GCArguments::initialize();
    assert(UseG1GC, "Error");
!   FLAG_SET_DEFAULT(ParallelGCThreads, WorkerPolicy::parallel_worker_threads());
    if (ParallelGCThreads == 0) {
      assert(!FLAG_IS_DEFAULT(ParallelGCThreads), "The default value for ParallelGCThreads should not be 0.");
      vm_exit_during_initialization("The flag -XX:+UseG1GC can not be combined with -XX:ParallelGCThreads=0", NULL);
    }