8012525: gc/metaspace/G1AddMetaspaceDependency.java Test fails a safepoint timeout assertion or hangs.
Reviewed-by: brutisso, tschatzl

Reviewed-by: stefank, tschatzl

Reviewed-by: tschatzl, jwilhelm, jmasa

8025441: G1: assert "assert(thread < _num_vtimes) failed: just checking" fails when G1ConcRefinementThreads > ParallelGCThreads
Summary: The initialization for the remembered set summary data structures used the wrong thread count, i.e. number of worker threads instead of number of refinement threads.
Reviewed-by: brutisso

Summary: Move some G1 specific code from CardTableModRefBS to G1SATBCardTableModRefBS.
Reviewed-by: brutisso, tschatzl, ehelin

Summary: Only put "Compressed class space" as OOM cause if actually using Compressed class space
Reviewed-by: jwilhelm, stefank, ehelin, coleenp

Reviewed-by: jcoomes

Summary: Add memory consumption breakdown on a per region type in the G1 remembered set summary statistics. This simplifies remembered set memory consumption analysis.
Reviewed-by: brutisso

Reviewed-by: ksrini, katleman

Reviewed-by: mgerdin, tschatzl, jmasa

Summary: Add G1BiasedArray<T> that is an array where each element represents a fixed-sized subdivision of the heap. Use this abstraction to refactor the HeapRegionSeq class.
Reviewed-by: brutisso

Summary: use adr_at() to access inline info structures in growableArray. Add ability to specify print inlining per method.
Reviewed-by: twisti

Summary: Allocation in the code cache returns NULL instead of failing the entire VM
Reviewed-by: kvn, iveresov

8025088: Missing cases for JVM_CONSTANT_MethodHandleInError cause crash if debugger steps into error-tagged method handle
Summary: Need to refetch each method from InstanceKlass after all safepoints.  Removed leaky PreviousVersionInfo code.
Reviewed-by: coleenp, sspitsyn

Summary: replace PT_LOAD segment with library segment when necessary
Reviewed-by: dholmes, sla

Reviewed-by: sla, dsamersoff
Contributed-by: NYasumasa Suenaga <yasu@ysfactory.dip.jp>

Reviewed-by: coleenp, mgerdin, jmasa

Summary: reference_map[] array had uninitialized junk that was causing a bogus bootstrap method to be found.
Reviewed-by: hseigel, dcubed, sspitsyn

Summary: If SUPPORTS_NATIVE_CX8 true then supports_cx8() function hard coded to return 'true'
Reviewed-by: kvn, twisti, dholmes

Reviewed-by: jcoomes