8076188: Optimize arraycopy out for non escaping destination Summary: if the destination of an arraycopy is non escaping, the arraycopy may be optimized out Reviewed-by: kvn, vlivanov

8079797: assert(index >= 0 && index < _count) failed: check Reviewed-by: kvn

Merge

8079343: Crash in PhaseIdealLoop with "assert(!had_error) failed: bad dominance" Summary: C2 should not try to vectorize loops with loop variant vector base address. Reviewed-by: kvn

8078497: C2's superword optimization causes unaligned memory accesses Summary: Prevent vectorization of memory operations with different invariant offsets if unaligned memory accesses are not allowed. Reviewed-by: kvn

8076276: Add support for AVX512 Reviewed-by: kvn, roland Contributed-by: michael.c.berg@intel.com

Merge

8078121: Add 'CreateMinidumpOnCrash' (JDK-8074354) caused many tests failed in nightly testing Reviewed-by: coleenp, hseigel

8075966: Update ProjectCreator to create projects using Visual Studio 2013 toolset Reviewed-by: sla, lfoltan

8080100: compiler/rtm/* tests fail due to Compilation failed Reviewed-by: sla

8079840: G1StringDedupTable::deduplicate() reset String hash value unnecessarily. Summary: Only set hash value if String's hash value was 0. Reviewed-by: pliden, brutisso

Merge

Merge

8076318: split verifier needs to add TraceClassResolution Summary: Add print statements to verifier when TraceClassResolution is specified Reviewed-by: coleenp, acorn

8030680: 292 cleanup from default method code assessment Summary: small code improvements for increased robustness Reviewed-by: acorn, coleenp Contributed-by: michael.haupt@oracle.com

Merge

8079579: Add SuspendibleThreadSetLeaver and make SuspendibleThreadSet::joint()/leave() private Reviewed-by: brutisso, david

8076542: G1 does not print heap page size information with -XX:+TracePageSizes Reviewed-by: tschatzl, brutisso

8079080: ConcurrentMark::mark_stack_push(oop) is unused Summary: Remove unused functions from ConcurrentMark and CMMarkStack. Reviewed-by: jmasa, tschatzl

7006810: G1: Introduce peace-of-mind checking in the Suspendible Thread Set Summary: Add asserts to ensure thread is in the right state. Reviewed-by: tschatzl, pliden

8079263: Suppress warning about disabling adaptive size policy when enabling UseLargePages with UseNUMA when adaptive size policy is disabled Reviewed-by: jmasa, jwilhelm

8079561: Add a method to convert counters to milliseconds Reviewed-by: mgerdin, ehelin

Merge

8069005: Hotspot crashes in System.out.println with assert(resolved_method->method_holder()->is_linked()) failed: must be linked Summary: move java.lang.Class initialization sooner in bootstrapping the jvm Reviewed-by: dholmes, hseigel

8077276: allocating heap with UseLargePages and HugeTLBFS may trash existing memory mappings (linux) Summary: Remove MAP_FIXED from initial mapping allocation; add tests Reviewed-by: stefank, coleenp

8067013: Rename the com.oracle.java.testlibary package Reviewed-by: dholmes, gtriantafill, sla Contributed-by: alexander.kulyakhtin@oracle.com

Merge

8079120: serviceability/dcmd/gc/HeapDumpAllTest.java: compilation failed Reviewed-by: sla

8078628: linux-zero does not build without precompiled header Summary: add missing includes Reviewed-by: coleenp, stefank, sgehwolf

8079112: [TESTBUG] hotspot_jprt group in TEST.groups refers to non-existent groups Reviewed-by: gtriantafill, coleenp, dholmes

8076579: Popping a stack frame after exception breakpoint sets last method param to exception Summary: Null the InterpreterRuntime::member_name_arg_or_null return value when it is necessary Reviewed-by: jbachorik, coleenp, twisti

8078558: [TESTBUG] Merge hotspot_wbapitest with existing jtreg jprt job Reviewed-by: mikael, lfoltan, hseigel

8059047: Extract parser/validator from jhat for use in tests Reviewed-by: sla

Merge

Merge

8079545: [TESTBUG] hotspot_basicvmtest doesn't fail even if VM crashes Reviewed-by: ctornqvi, dholmes

8076284: Improve vectorization of parallel streams Summary: Improve vectorization of java/util/stream/Streams$RangeIntSpliterator::forEachRemaining() method and enable loop vectorization in a given method on demand. Reviewed-by: kvn Contributed-by: jan.civlin@intel.com

Merge

8075492: adopt recent IGV Summary: adopted recent sources, updated README, added build and run instructions; ignored IGV build files in Mercurial; adapted HotSpot Ideal graph printer to current IGV's data format schema; reintroduced control flow window and basic block layout Reviewed-by: kvn, roland Contributed-by: Andreas Woess <andreas.woess@oracle.com>, Bernhard Urban <bernhard.urban@oracle.com>, Christian Haeubl <christian.haeubl@oracle.com>, Doug Simon <doug.simon@oracle.com>, Gilles Duboscq <gilles.duboscq@oracle.com>, Lukas Stadler <lukas.stadler@oracle.com>, Peter Hofer <peter.hofer@jku.at>, Roland Schatz <roland.schatz@oracle.com>, Thomas Wuerthinger <thomas.wuerthinger@oracle.com>, Tom Rodriguez <tom.rodriguez@oracle.com>

8064458: OopMap class could be more compact Reviewed-by: kvn, bdelsart

8078593: [TESTBUG] ppc: Enable jtreg tests for new features Summary: Also fix a ppc issue in test_env.sh Reviewed-by: kvn

8078563: Restrict reduction optimization Reviewed-by: kvn, twisti Contributed-by: michael.c.berg@intel.com

8079280: Fix format warning/error in vm_version_ppc.cpp Reviewed-by: stefank

8079556: BACKOUT - Determining the desired PLAB size adjusts to the the number of threads at the wrong place Reviewed-by: jwilhelm, brutisso

6407976: GC worker number should be unsigned Reviewed-by: jwilhelm, tschatzl

8079337: Format string issues in workgroup.cpp and taskqueue.cpp Reviewed-by: jwilhelm, pliden, ehelin

8079330: Circular dependency between G1CollectedHeap and G1BlockOffsetSharedArray Reviewed-by: tschatzl, mgerdin

8013171: G1: C1 x86_64 barriers use 32-bit accesses to 64-bit PtrQueue::_index Reviewed-by: roland, tschatzl

8079275: Remove CollectedHeap::use_parallel_gc_threads Reviewed-by: sjohanss, kbarrett

8079091: Remove dictionary NULL check on common path of BlockFreeList methods Reviewed-by: kbarrett, stefank, dholmes, jmasa

Merge

8079148: Fix incorrect include guards Reviewed-by: stefank, ehelin

8075215: SATB buffer processing found reclaimed humongous object Summary: Don't assume SATB buffer entries are valid objects Reviewed-by: brutisso, ecaspole

8078897: Clean out unused code in G1MMUTracker Reviewed-by: brutisso, jwilhelm, drwhite

8078405: Heap decommit failed in TestShrinkAuxiliaryData tests Summary: Modified test so options in the code are after the options from the environment, so -ExplicitGCInvokesConcurrent is always used. Reviewed-by: tschatzl, kbarrett

8073476: G1 logging ignores changes to PrintGC* flags via MXBeans Reviewed-by: brutisso, jwilhelm

8076995: gc/ergonomics/TestDynamicNumberOfGCThreads.java failed with java.lang.RuntimeException: 'new_active_workers' missing from stdout/stderr Reviewed-by: brutisso, jmasa, jwilhelm

Merge

8073204: 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: ysr, jwilhelm, tschatzl

Merge