src/share/vm/runtime/arguments.cpp

rev 8396 : imported patch epsilon-base

*** 1721,1730 ****
--- 1721,1746 ----
            UseParallelGC || UseParallelOldGC));
  }
  #endif // ASSERT
  #endif // INCLUDE_ALL_GCS
  
+ void Arguments::set_epsilon_flags() {
+   assert(UseEpsilonGC, "Error");
+ 
+   // Forcefully exit when OOME is detected. Nothing we can do at that point.
+   if (FLAG_IS_DEFAULT(ExitOnOutOfMemoryError)) {
+     FLAG_SET_DEFAULT(ExitOnOutOfMemoryError, true);
+   }
+ 
+ #if INCLUDE_ALL_GCS
+   if (EpsilonMaxTLABSize < MinTLABSize) {
+     warning("EpsilonMaxTLABSize < MinTLABSize, adjusting it to " SIZE_FORMAT, MinTLABSize);
+     EpsilonMaxTLABSize = MinTLABSize;
+   }
+ #endif
+ }
+ 
  void Arguments::set_gc_specific_flags() {
  #if INCLUDE_ALL_GCS
    // Set per-collector flags
    if (UseParallelGC || UseParallelOldGC) {
      set_parallel_gc_flags();
*** 1732,1741 ****
--- 1748,1759 ----
      set_cms_and_parnew_gc_flags();
    } else if (UseParNewGC) {  // Skipped if CMS is set above
      set_parnew_gc_flags();
    } else if (UseG1GC) {
      set_g1_gc_flags();
+   } else if (UseEpsilonGC) {
+     set_epsilon_flags();
    }
    check_deprecated_gcs();
    check_deprecated_gc_flags();
    if (AssumeMP && !UseSerialGC) {
      if (FLAG_IS_DEFAULT(ParallelGCThreads) && ParallelGCThreads == 1) {
*** 2118,2127 ****
--- 2136,2146 ----
    uint i = 0;
    if (UseSerialGC)                       i++;
    if (UseConcMarkSweepGC || UseParNewGC) i++;
    if (UseParallelGC || UseParallelOldGC) i++;
    if (UseG1GC)                           i++;
+   if (UseEpsilonGC)                      i++;
    if (i > 1) {
      jio_fprintf(defaultStream::error_stream(),
                  "Conflicting collector combinations in option list; "
                  "please refer to the release notes for the combinations "
                  "allowed\n");