7012980: PSOldGen is increased if there is no space in Metaspace Reviewed-by: tschatzl, tbenson

Merge

8079555: REDO - Determining the desired PLAB size adjusts to the the number of threads at the wrong place Summary: Calculate the desired PLAB value for a single thread and then return desired PLAB size according to the current number of threads when needed Reviewed-by: jmasa, tschatzl

8129558: Coalesce dead objects during removal of self-forwarded pointers Summary: To improve performance of self-forwarding fixup during evacuation failure, coalesce the work done for dead objects. Reviewed-by: mgerdin, tbenson, tonyp

Merge

8129977: TestSummarizeRSetStats.java fails: Incorrect amount of per-period RSet summaries at the end Summary: Due to unrestrained initial heap size more garbage collections than expected could be started, confusing the test. Fix the initial heap size for the test to make them pass. Reviewed-by: tbenson, dfazunen, dcubed

8129355: [TESTBUG] runtime FragmentMetaspaceSimple.java fails with java.lang.ClassNotFoundException: test.Empty Summary: avoid opening files excessively Reviewed-by: coleenp, mseledtsov

Merge

8130330: Quarantine gc/survivorAlignment/TestPromotionFromSurvivorToTenuredAfterMinorGC.java Reviewed-by: dfazunen, tschatzl

Merge

8129786: Buffer overrun when passing long not existing option in JDK 9 Summary: Only make the obsolete check for valid arguments(length less than 256) Reviewed-by: dcubed, dholmes

8129430: tests that requrie G1 should be excluded from execution on embedded platfomrs where g1 is not supported Summary: Test group definition has been fixed Reviewed-by: tschatzl

8129590: TestShrinkDefragmentedHeap.java runs out of memory Reviewed-by: jwilhelm, tschatzl

Merge

8087333: Optionally Pre-Generate the HotSpot Template Interpreter Summary: Optional support for pregenerated template interpreter Reviewed-by: coleenp, dholmes, kvn

8078901: Add trace event for G1 MMU information Reviewed-by: ehelin, mlarsson

8072147: Preloading libjsig.dylib causes deadlock when signal() is called Summary: Added check to prevent reentry of signal chaining code Reviewed-by: dcubed, acorn, dholmes

Merge

8130135: backout 8087143 due to failures in 8130115 Reviewed-by: minqi, coleenp

8130036: Fix problems with imprecise C++ coding. Reviewed-by: dholmes, kbarrett

8087143: Reduce Symbol::_identity_hash to 2 bytes Summary: Convert Symbol::_identity_hash from integer to short integer to save two bytes. Also change identity_hash() to have 'this' and first two bytes of symbol join the calculation. Reviewed-by: iklam, coleenp, shade

Merge

8073423: Remove LazyClassPathEntry support if no longer needed Summary: Remove LazyClassPathEntry support and deprecate -XX:+LazyBootClassLoader Reviewed-by: acorn, lfoltan

8080925: Make error log write timeout parameter configurable Reviewed-by: sla, coleenp, ctornqvi, dholmes

8087322: Implement a Semaphore utility class Reviewed-by: kbarrett, dholmes

Merge

8080511: Refresh of jimage support Reviewed-by: alanb, mchung, psandoz, acorn, lfoltan, ctornqvi Contributed-by: james.laskey@oracle.com, jean-francois.denise@oracle.com, sundararajan.athijegannathan@oracle.com

Merge

8129108: nmethod related crash in CMS Summary: Add SO_AllCodeCache to root scanning options when not unloading classes with a CMS collection cycle Reviewed-by: mgerdin, jwilhelm

Merge

Merge

8129573: CollectedHeap::fill_with_objects() needs to use multiple arrays in 32 bit mode too Summary: In JDK-8042668 we introduced a custom fill threshold for G1. This leads to CollectedHeap::fill_with_objects create too large objects in G1 when using it in 32 bit mode, as the code to create multiple filler objects is IFDEF'ed out on 32 bit. Enable this code on 32 bit too. Reviewed-by: tonyp, mgerdin, tbenson

8129604: Incorrect GPL header in README causes RE script to create wrong output Summary: Fix up GPL headers by removing leading "#" so that the RE script works. Reviewed-by: brutisso, coleenp

8129602: Incorrect GPL header causes RE script to create wrong output Summary: Fix up GPL headers so that the RE script works. Reviewed-by: stefank, dholmes, coleenp

Merge

8081406: cleanup and minor extensions of the debugging facilities in CodeStrings Summary: avoid issues around _defunct CodeStrings Reviewed-by: dholmes, coleenp

Merge

8129626: G1: set_in_progress() and clear_started() needs a barrier on non-TSO platforms Summary: Also reviewed by vitalyd@gmail.com Reviewed-by: pliden, bpittore, bdelsart

Merge

8129394: [TESTBUG] runtime/CommandLine/OptionsValidation/TestOptionsWithRanges.java failed with double option Reviewed-by: dholmes

8078399: Deprecate -Xoss, -Xsqnopause, -Xoptimize and -Xboundthreads options in JDK 9 Reviewed-by: dholmes, coleenp

Merge

8081202: Hotspot compile warning: "Invalid suffix on literal; C++11 requires a space between literal and identifier" Summary: Need to add a space between macro identifier and string literal Reviewed-by: stefank, dholmes, kbarrett

8130687: aarch64: add support for hardware crc32c Summary: add support for crc32c using built in crc32c instructions Reviewed-by: kvn, aph

8086069: Adapt runtime calls to recent intrinsics to pass ints as long Summary: Remove CCallingConventionRequiresIntsAsLongs from shared code and push functionality to native wrapper. Less optimal but more flexible. Reviewed-by: jrose, kvn

8130432: ppc64le: Fix build of hsdis Reviewed-by: dholmes, kvn

8130120: Handling of SHA intrinsics inconsistent across platforms Summary: Introduce common warning message and common processing of SHA intrinsic-related arguments. Reviewed-by: kvn, mcberg

8076112: Add @HotSpotIntrinsicCandidate annotation to indicate methods for which Java Runtime has intrinsics Summary: Annotate possibly intrinsified methods with @HotSpotIntrinsicCandidate. Add checks omitted by intrinsics to the library code. Add CheckIntrinsics flags to check consistency of intrinsics. Reviewed-by: jrose, kvn, thartmann, vlivanov, abuckley, darcy, ascarpino, briangoetz, alanb, aph, dnsimon