8077838: Recent developments for ppc. Summary: Power 8 recognition and instructions, math.*Exact intrinsics and rtm, C2 optimizations Reviewed-by: kvn, simonis

8076987: C1 should support conditional card marks (UseCondCardMark) Reviewed-by: iveresov, roland

8078309: compiler/jsr292/MHInlineTest.java failed with java.lang.RuntimeException: 'MHInlineTest$A::protected_x (3 bytes) virtual call' found in stdout Reviewed-by: jrose

8069191: moving predicate out of loops may cause array accesses to bypass null check Summary: Remove CastPP nodes only during final graph reshape Reviewed-by: kvn, jrose

8078113: 8011102 changes may cause incorrect results Summary: replace Vzeroupper instruction in stubs with zeroing only used ymm registers. Reviewed-by: kvn Contributed-by: sandhya.viswanathan@intel.com

8077843: adlc: allow nodes that use TEMP inputs in expand rules. Reviewed-by: kvn

Merge

8057967: CallSite dependency tracking scales devastatingly poorly Reviewed-by: jrose, roland, plevart, shade

8077832: SA's dumpreplaydata, dumpcfg and buildreplayjars are broken Summary: SA code out of sync with hotspot code Reviewed-by: dsamersoff, sla, kvn

Merge

8076212: AllocateHeap() and ReallocateHeap() should be inlined. Summary: NMT with detail option reports incorrect caller address on Linux. Reviewed-by: dholmes, coleenp

Merge

8068352: Move virtualspace.* out of src/share/vm/runtime to memory directory Summary: Move virtualspace.* out of src/share/vm/runtime to memory directory Reviewed-by: brutisso, sgehwolf, stefank, sspitsyn

8078595: [TESTBUG] Fix runtime/StackGuardPages/testme.sh to deal with 64k pages Reviewed-by: dholmes

8073705: more performance issues in class redefinition Summary: Optimize the method pointer adjustments for prev klass versions and MNT Reviewed-by: dcubed, coleenp

8022853: add ability to load uncompressed object and Klass references in a compressed environment to Unsafe Reviewed-by: coleenp, jrose, kvn

Merge

8078383: [TESTBUG] Merge hotspot_runtime and hotspot_runtime_closed in jprt test set Reviewed-by: mseledtsov, dholmes

8078435: [TESTBUG] runtime/CommandLine/TestVMOptions.java fails when running with an OpenJDK build Reviewed-by: mseledtsov, hseigel

8078519: Can't run SA tools from a non-images build Reviewed-by: mchung, alanb, dsamersoff

Merge

8078504: Zero fails to build Reviewed-by: kvn, simonis

8076475: Misuses of strncpy/strncat Summary: Various small fixes around strncpy and strncat Reviewed-by: dsamersoff, coleenp

Merge

8078023: verify_no_cset_oops found reclaimed humongous object in SATB buffer Summary: Removed no longer valid checking of SATB buffers Reviewed-by: jmasa, pliden

8077836: Make sure G1ParGCAllocBuffer are marked as retired Reviewed-by: tschatzl, pliden

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