src/hotspot/share/gc/parallel/parallelArguments.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

*** 27,40 ****
  #include "gc/parallel/parallelArguments.hpp"
  #include "gc/parallel/parallelScavengeHeap.hpp"
  #include "gc/shared/adaptiveSizePolicy.hpp"
  #include "gc/shared/collectorPolicy.hpp"
  #include "gc/shared/gcArguments.inline.hpp"
  #include "runtime/globals.hpp"
  #include "runtime/globals_extension.hpp"
  #include "runtime/java.hpp"
- #include "runtime/vm_version.hpp"
  #include "utilities/defaultStream.hpp"
  
  size_t ParallelArguments::conservative_max_heap_alignment() {
    return CollectorPolicy::compute_heap_alignment();
  }
--- 27,40 ----
  #include "gc/parallel/parallelArguments.hpp"
  #include "gc/parallel/parallelScavengeHeap.hpp"
  #include "gc/shared/adaptiveSizePolicy.hpp"
  #include "gc/shared/collectorPolicy.hpp"
  #include "gc/shared/gcArguments.inline.hpp"
+ #include "gc/shared/workerPolicy.hpp"
  #include "runtime/globals.hpp"
  #include "runtime/globals_extension.hpp"
  #include "runtime/java.hpp"
  #include "utilities/defaultStream.hpp"
  
  size_t ParallelArguments::conservative_max_heap_alignment() {
    return CollectorPolicy::compute_heap_alignment();
  }
*** 49,59 ****
    FLAG_SET_DEFAULT(UseParallelGC, true);
  
    // If no heap maximum was requested explicitly, use some reasonable fraction
    // of the physical memory, up to a maximum of 1GB.
    FLAG_SET_DEFAULT(ParallelGCThreads,
!                    VM_Version::parallel_worker_threads());
    if (ParallelGCThreads == 0) {
      jio_fprintf(defaultStream::error_stream(),
          "The Parallel GC can not be combined with -XX:ParallelGCThreads=0\n");
      vm_exit(1);
    }
--- 49,59 ----
    FLAG_SET_DEFAULT(UseParallelGC, true);
  
    // If no heap maximum was requested explicitly, use some reasonable fraction
    // of the physical memory, up to a maximum of 1GB.
    FLAG_SET_DEFAULT(ParallelGCThreads,
!                    WorkerPolicy::parallel_worker_threads());
    if (ParallelGCThreads == 0) {
      jio_fprintf(defaultStream::error_stream(),
          "The Parallel GC can not be combined with -XX:ParallelGCThreads=0\n");
      vm_exit(1);
    }