8201209: Separate out CMS specific functions into CMSCardTable Reviewed-by: eosterlund, sjohanss

8201175: Move FilteringClosure::do_oop to genOopClosures Reviewed-by: tschatzl, sjohanss

8201168: Move GC command line constraint functions to GC specific files Reviewed-by: gziemski, sjohanss

8200759: Move GC entries in vmStructs.cpp to GC specific files Reviewed-by: sjohanss, shade

8201359: Incorrect header guards after JDK-8198949 (Modularize arraycopy stub routine GC barriers) Reviewed-by: stefank, dholmes

8201218: PPC64: Avoid use of yield instruction on spinlock Reviewed-by: mdoerr, goetz

8200385: Eagerly reclaimed humongous objects leave mark in prev bitmap Summary: Also clear marks on prev bitmap on eager reclaim Reviewed-by: sangheki, sjohanss

8199736: Define WIN32_LEAN_AND_MEAN before including windows.h Reviewed-by: erikj, ihse, kbarrett, dholmes

8200550: Xcode 9.3 produce warning -Wexpansion-to-defined Summary: Removed problem macros. Reviewed-by: tschatzl, dholmes, coleenp

8187472: AARCH64: array_equals intrinsic doesn't use prefetch for large arrays Reviewed-by: dsamersoff

8201185: AARCH64: bfm instruction encoding hits assert on zero register Reviewed-by: dsamersoff

8199735: Mark word updates need to use Access API Reviewed-by: shade, eosterlund

8201242: Include source file/line number when reporting native call stack on supported platforms Summary: Added source file/line number to native call stack reporting on supported platforms Reviewed-by: adinn, stuefe, dcubed

8201167: Remove MacroAssembler::cmp_heap_oop on x86 Reviewed-by: kvn, tschatzl

8201171: Cleanup in g1CollectedHeap, change CamelCase to snake_case Reviewed-by: sjohanss, tschatzl

8200697: Add utility for spin wait with fallback to yield/sleep Summary: Added SpinYield utility class. Reviewed-by: dcubed, coleenp, dholmes Contributed-by: kim.barrett@oracle.com, robbin.ehn@oracle.com

Merge

8198908: Add JVM support for preview features Summary: Add new major and minor version checks Reviewed-by: dholmes, lfoltan

8201136: Move GC flags from globals.hpp to GC specific files Reviewed-by: sjohanss, shade, rehn

8201227: Add ALL_GCS_ONLY Reviewed-by: sjohanss, shade, rehn

8200169: Flatten G1Allocator class hierarchy Reviewed-by: tschatzl, sangheki

8201213: Remove INCLUDE_ALL_GCS from memset_with_concurrent_readers Reviewed-by: kbarrett

8201212: Remove INCLUDE_ALL_GCS from OopStorage files Reviewed-by: kbarrett

8200737: Move GC code out of Arguments::check_vm_args_consistency into GCArguments Reviewed-by: sjohanss, pliden

8200736: Move CMSGCStats to the cms directory Reviewed-by: sjohanss, tschatzl

8200735: Move CMS specific code from binaryTreeDictionary and freeList to CMS files Reviewed-by: shade, adinn

8201591: JVM features with "-" in name is not correctly handled Reviewed-by: erikj

8201495: [Zero] Reduce limits of max heap size for boot JDK on s390 Reviewed-by: ihse, aph, simonis