8076541: Parallel GC registers Java heap twice to NMT Summary: Remove the superfluous call to MemTracker::record_virtual_memory_type() and also a superfluous check whether the space has been successfully reserved. Reviewed-by: pliden, jmasa

Merge

8074546: Rename and clean up the ParGCAllocBuffer class Summary: Rename ParGCAllocBuffer to PLAB and rename affected files. Reviewed-by: tschatzl, kbarrett

8078193: BACKOUT: Rename and clean up the ParGCAllocBuffer class Summary: Back out the problem change set. Reviewed-by: brutisso, tschatzl

8078243: Fix include of stack.inline.hpp in taskqueue.hpp. Reviewed-by: stefank, tschatzl

8042891: Format issues embedded in macros for two g1 source files Reviewed-by: brutisso, tschatzl

8068582: UseSerialGC not always set up properly Reviewed-by: jmasa, brutisso, sjohanss

8078156: G1: Remove dead code PrintObjsInRegionClosure Reviewed-by: tschatzl, sjohanss

Merge

8078021: SATB apply_closure_to_completed_buffer should have closure argument Summary: Apply closure directly, eliminating registration. Reviewed-by: stefank, tschatzl

8078017: Introduce hotspot_basicvmtest Reviewed-by: dholmes, kvn

Merge

8078048: Fix non-pch build after "8076457: Fix includes of inline.hpp in GC code" Reviewed-by: stefank, ehelin

8077265: Modify assert to help debug JDK-8068448 Summary: Added relevant asserts on covered_region for allocation methods in psOldGen.hpp Reviewed-by: tschatzl, stefank

8077936: Remove the unused java_lang_invoke_CallSite::target_volatile Reviewed-by: vlivanov, jrose

8077938: Remove TraceMarkSweep Reviewed-by: sjohanss, jmasa

8074545: Rename and clean up the ParGCAllocBuffer class Summary: Rename ParGCAllocBuffer to PLAB and rename affected files. Reviewed-by: tschatzl, kbarrett

8077417: Cleanup of Universe::initialize_heap() Reviewed-by: stefank, kbarrett

Merge

8077415: Remove duplicate variables holding the CollectedHeap Reviewed-by: stefank, kbarrett

8077841: G1: Remove PrintReachable support Reviewed-by: stefank, tschatzl

8077873: G1: Remove G1SATBPrintStubs Reviewed-by: kbarrett, tschatzl

8075466: SATB queue pre-filter verify found reclaimed humongous object Summary: Removed pre-filter verify, and made filtering more careful. Reviewed-by: brutisso, tschatzl

8078144: many nightly tests failed due to NoSuchMethodError: sun.management.ManagementFactoryHelper.getDiagnosticMXBean Reviewed-by: alanb, sla

8074026: Deprecated UseBoundThreads, DefaultThreadPriority and NoYieldsInMicrolock VM options still defined in globals.hpp Reviewed-by: dholmes, mseledtsov

8077674: BSD build failures due to undefined macros Reviewed-by: dsamersoff, kbarrett, hseigel

8077308: Fix warning: increase O_BUFLEN in ostream.hpp -- output truncated Reviewed-by: dholmes, hseigel Contributed-by: Andrew Haley <aph@redhat.com>

Merge

8077608: [TESTBUG] Enable Hotspot jtreg tests to run in agentvm mode Reviewed-by: sla, gtriantafill

Merge

8042901: Allow com.sun.management to be in a different module to java.lang.management Reviewed-by: mchung, dfuchs, erikj, jbachorik

Merge

Merge

8073165: Contended Locking fast exit bucket Summary: JEP-143/JDK-8073165 Contended Locking fast exit bucket Reviewed-by: dholmes, acorn, dice, dcubed Contributed-by: dave.dice@oracle.com, karen.kinnear@oracle.com, daniel.daugherty@oracle.com

Merge

8073989: Deprecated integer options are considered as invalid instead of deprecated in Java 9 Summary: Deprecated integer options are now recognized as being deprecated. Reviewed-by: dholmes, hseigel, ddmitriev

8029630: Thread id should be displayed as a hex number in error report Summary: Thread id is now displayed as a hex number in error report. Reviewed-by: dholmes, hseigel, stuefe

8074354: Make CreateMinidumpOnCrash a new name and available on all platforms Summary: Rename CreateMinidumpOnCrash which is used only for Windows as CreateCoredumpOnCrash and make it available for all platforms. Changed order for dumping core on Windows to be similar on other platforms. Also reviewed by thomas.stuefe@gmail.com Reviewed-by: dcubed Contributed-by: yumin.qi@oracle.com, thomas.stuefe@gmail.com

8077364: "if( !this )" construct prevents build on Xcode 6.3 Reviewed-by: stefank, simonis

8072863: Replace fatal() with vm_exit_during_initialization() when an incorrect class is found on the bootclasspath Reviewed-by: dholmes, coleenp Contributed-by: Cheleswer Sahu <cheleswer.sahu@oracle.com>

Merge

8076274: [TESTBUG] Remove @ignore from runtime\NMT\JcmdDetailDiff.java Reviewed-by: lfoltan, coleenp

8044416: serviceability/sa/jmap-hashcode/Test8028623.java fails with AssertionFailure: can not get class data for java/lang/UNIXProcess$Platform$$Lambda Summary: Lambda object is not counted when SA builds class data cache but is reached inside live region. Reviewed-by: sla, jbachorik

8077257: Use CanUseSafeFetch instead of probing SafeFetch stub directly Reviewed-by: simonis

Merge

8074368: ThreadMXBean.getThreadInfo() corrupts memory when called with empty array for thread ids Reviewed-by: mchung

Merge

8067235: embedded/minvm/checknmt fails on compact1 and compact2 with minimal VM Reviewed-by: lfoltan, sspitsyn

8066679: jvmtiRedefineClasses.cpp assert cache ptrs must match Summary: remove the assert and deallocate cashed class file bytes that are in collision Reviewed-by: coleenp, dcubed

8067991: [Findbugs] SA com.sun.java.swing.ui.CommonUI some methods need final protect Summary: Fixed java programmint style nit Reviewed-by: jbachorik, sspitsyn

Merge

8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class" Summary: after guards in Arrays.copyOf() intrinsic, control may become top Reviewed-by: kvn, vlivanov

8077615: AARCH64: Add C2 intrinsic for BigInteger::multiplyToLen() method Summary: Add C2 intrinsic for BigInteger::multiplyToLen() on AArch64. Reviewed-by: kvn

8076461: JSR292: remove unused native and constants Reviewed-by: jrose, vlivanov

8062280: C2: inlining failure due to access checks being too strict Reviewed-by: kvn

8057919: Class.getSimpleName() should work for non-JLS compliant class names Reviewed-by: dholmes, jrose

8077618: Move rtmLocking.cpp to shared directory. Reviewed-by: dholmes, kvn

8076057: aix: After 8075506, aix does not support large pages. Reviewed-by: kvn

8071546: hotspot/test/compiler/codecache/jmx/PoolsIndependenceTest.java has been fixed, but still is in the exclude list Summary: Deleted @ignore clause Reviewed-by: iignatyev Contributed-by: Kirill Zhaldybin <kirill.zhaldybin@oracle.com>

8076625: IndexOutOfBoundsException in HeapByteBufferTest.java Summary: Use Utils::getRandomInstance and nextInt to get reproducable and limited random values. Reviewed-by: kvn, vlivanov

8076968: PICL based initialization of L2 cache line size on some SPARC systems is incorrect Summary: Chcek both l2-dcache-line-size and l2-cache-line-size properties to determine the size of the line Reviewed-by: kvn

Merge

8076523: assert(((ABS(iv_adjustment_in_bytes) % elt_size) == 0)) fails in superword.cpp Summary: check that offset % mem_oper_size == 0 when alignment is verified during vectorization. Reviewed-by: iveresov

Merge

8076094: CheckCastPPNode::Value() has outdated logic for constants Summary: outdated logic for constants in CheckCastPPNode::Value() Reviewed-by: kvn, vlivanov

8076532: Fix format warning/error in methodHandles_ppc.cpp Reviewed-by: dholmes

8074981: Integer/FP scalar reduction optimization Summary: Add scalar reduction optimization to C2 to take advantage of vector instructions in modern x86 CPUs. Reviewed-by: kvn, twisti Contributed-by: michael.c.berg@intel.com

8075587: Compilation of constant array containing different sub classes crashes the JVM Summary: meet of 2 constant arrays result in bottom Reviewed-by: kvn

8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods Summary: Use unaligned Unsafe loads and stores for ByteBuffer access on platforms which support unaligned access. Add intrinsics for Unsafe.{get,put}-X-Unaligned methods. Reviewed-by: dholmes, jrose, psandoz, kvn

8075921: assert assert(allocx == alloc) fails in library_call.cpp Summary: control becomes top after arraycopy guards and confuses tighly coupled allocation logic Reviewed-by: kvn, vlivanov

Merge

8075922: assert(t == t_no_spec) fails in phaseX.cpp Summary: subgraph becomes dead RegionNode::Ideal() but is not destroyed Reviewed-by: kvn, vlivanov

8075214: SIGSEGV in nmethod sweeping Summary: Changed implementation of forceNMethodSweep() to request sweep from existing sweeper thread. Reviewed-by: kvn, mgerdin, dholmes

Merge

Merge

8075798: Allow ADLC register class to depend on runtime conditions also for cisc-spillable classes Summary: Introduce a new register class, reg_class_dynamic, that supports also cist-spillable masks. Reviewed-by: kvn, dlong, roland

8075663: compiler/rangechecks/TestExplicitRangeChecks.java fails in compiler nightlies Summary: -Xmixed following -Xcomp doesn't undo the effect of -Xcomp with tiered on Reviewed-by: kvn, vlivanov

Merge

Merge

8075505: aix: improve handling of native memory Reviewed-by: kvn, stuefe Contributed-by: thomas.stuefe@sap.com

8075858: AIX: clean-up HotSpot make files Reviewed-by: kvn

Merge

8069263: assert(fm == NULL || fm->method_holder() == _participants[n]) failed: sanity Summary: default methods added to classes confuse dependency processing Reviewed-by: kvn

8075136: Unnecessary sign extension for byte array access Summary: Added C2 matching rules to remove unnecessary sign extension for byte array access. Reviewed-by: roland, kvn, aph, adinn

8075324: Costs of memory operands in aarch64.ad are inconsistent Summary: Made cost of 'indOffI' consistent to the other memory operands. Reviewed-by: roland, aph, adinn

8075488: compiler/whitebox/DeoptimizeFramesTest fails with exit code 1 due to unrecognized VM option -XX:+IgnoreUnexpectedVMOptions Reviewed-by: kvn

Merge

8074548: Never-taken branches cause repeated deopts in MHs.GWT case Reviewed-by: jrose, kvn

8075263: MHI::checkCustomized isn't eliminated for inlined MethodHandles Reviewed-by: jrose, kvn

8075266: Show runtime call details when printing machine code Reviewed-by: jrose, kvn

8075269: Extend -XX:CompileCommand=print,* to work for MethodHandle.invokeBasic/linkTo* Reviewed-by: jrose, kvn, dlong

8075270: Print locals & stack slots location for PcDescs Reviewed-by: kvn, jrose

8073866: Fix for 8064703 is not sufficient Summary: side effects between allocation and arraycopy can be reexecuted, unreachable uninitialized array can be seen by GCs Reviewed-by: kvn, vlivanov

Merge

8073480: C2 should optimize explicit range checks Summary: explicit range checks should be recognized by C2 Reviewed-by: kvn, vlivanov

8069367: Eagerly reclaimed humongous objects left on mark stack Summary: Prevent eager reclaim of objects that might be on mark stack. Reviewed-by: brutisso, tschatzl

Merge

Merge

8026043: Add regression test for JDK-8000831 Reviewed-by: mchung

8077710: BACKOUT - java hangs with -XX:ParallelGCThreads=0 -XX:+ExplicitGCInvokesConcurrent options Summary: Removed unnecessary guards. Reviewed-by: stefank, jwilhelm

8077403: Remove guarantee from GenCollectedHeap::is_in() Reviewed-by: mgerdin, jmasa

8077420: Build failure with SS12u4 Reviewed-by: dholmes, lfoltan

8076457: Fix includes of inline.hpp in GC code Reviewed-by: pliden, jmasa

8077301: Optimized build is broken Reviewed-by: kbarrett, brutisso

8077413: Avoid use of Universe::heap() inside collectors Reviewed-by: stefank, kbarrett

8077400: Unnecessary and incorrect "Code Cache Roots" G1 log entry Reviewed-by: tschatzl, brutisso, sangheki

8077411: Remove CollectedHeap::supports_heap_inspection() Reviewed-by: stefank, ecaspole, jmasa

8077414: PSPromotionLAB _state is unintialized Summary: Initialize _state to zero_size Reviewed-by: brutisso, stefank Contributed-by: Eric Caspole <eric.caspole@oracle.com>

8076311: Java 9 process negative MaxTenuringThreshold in different way than Java 8 Summary: Corrected processing of invalid MaXTenuringThreshold Reviewed-by: jmasa, dholmes, kbarrett

Merge

8076325: java hangs with -XX:ParallelGCThreads=0 -XX:+ExplicitGCInvokesConcurrent options Summary: Added a guard of gc workers > 0 to execute logic. Reviewed-by: stefank, mgerdin

8077255: TracePageSizes output reports wrong page size on Windows with G1 Summary: Print selected page size, not alignment size chosen by ReservedSpace (which is the vm_allocation_granularity that is different to page size on Windows) in the message presented by TracePageSizes. Reviewed-by: drwhite, jmasa

8076614: Add comment to ClearNoncleanCardWrapper::do_MemRegion() Reviewed-by: kbarrett, stefank

Merge

Merge

8076265: Simplify deal_with_reference Summary: Eliminate _CHECK_BOTH_FINGERS_ and simplify. Reviewed-by: brutisso, tschatzl

8077315: Build failure on OSX after compiler upgrade Reviewed-by: stefank, mgerdin

8077302: src/share/vm/oops/instanceRefKlass.inline.hpp has a doubble /* Reviewed-by: stefank, mgerdin

8076534: CollectedHeapName in SA agent incorrect Reviewed-by: dsamersoff, sla, tschatzl

8058354: SPECjvm2008-Derby -2.7% performance regression on Solaris-X64 starting with 9-b29 Summary: Allow use of large pages for auxiliary data structures in G1. Clean up existing interfaces. Reviewed-by: jmasa, pliden, stefank

8069004: Kitchensink hanged with 16Gb heap and GC pause >30 min Summary: Revert bug introduced a few months ago. Reviewed-by: brutisso, tschatzl, jmasa

8043225: Make whitebox API functions more stable Summary: Added checks for null parameters where applicable Reviewed-by: dholmes, iignatyev Contributed-by: Kirill Zhaldybin <kirill.zhaldybin@oracle.com>

8076267: Remove n_gens() Reviewed-by: jprovino, kbarrett, jmasa

8076452: Remove SharedHeap Reviewed-by: stefank, sjohanss, david

8076289: Move the StrongRootsScope out of SharedHeap Reviewed-by: stefank, sjohanss, david

8076454: Clean up/move things out of SharedHeap Reviewed-by: stefank, sjohanss, david

8076456: Remove unnecessary oopDesc::klass() calls Reviewed-by: pliden, jmasa

8075955: Replace the macro based implementation of oop_oop_iterate with a template based solution Reviewed-by: brutisso, coleenp, kbarrett, sjohanss