Merge

8148785: Update class file version to 53 for JDK-9 Summary: Change max supported class file version to 53 Reviewed-by: alanb, coleenp, shade

8144916: Decrease PerfDataMemorySize back to 32K Reviewed-by: mlarsson, sla Contributed-by: robbin.ehn@oracle.com

8149035: Make the full_gc_dump() calls be recorded as part of the GC Reviewed-by: jmasa, sjohanss

Merge

8149038: SIGSEGV at frame::is_interpreted_frame_valid -> StubRoutines::SafeFetchN Summary: Backout change for 8146984 but add an alignment check which may have caught original bug. Reviewed-by: mgronlun, dcubed

8148005: One byte may be corrupted by get_datetime_string() Reviewed-by: dholmes

Merge

8138562: Event based tracing should cover monitor inflation Reviewed-by: dcubed, egahlin, mgronlun

8132721: Add tests which check that heap counters work as expected during Humongous allocations Reviewed-by: jmasa, tschatzl, dfazunen

8148844: Update run_unit_test macro for InternalVMTests Reviewed-by: sjohanss, david

Merge

8148951: Remove unused method Generation::performs_in_place_marking() Reviewed-by: david, jwilhelm

8148960: Humongous mis-spelled in log output Reviewed-by: huntch, jwilhelm

8148945: JDK-8148481: Devirtualize Klass::vtable breaks Zero build Summary: Use Klass::method_at_vtable() instead of InstanceClass::start_of_vtable()[index] Reviewed-by: mgerdin, coleenp

8148944: CollectorPolicy methods for memory allocations are specific to GenCollectorPolicy Reviewed-by: jwilhelm, kbarrett

8148141: Remove fixed level padding in UL Reviewed-by: sla, mlarsson Contributed-by: robbin.ehn@oracle.com

8148053: Remove unused log tags Reviewed-by: dholmes, mlarsson, sla Contributed-by: robbin.ehn@oracle.com

Merge

8147003: Move BubbleUpRef test into CMS directory Summary: closed test gc/4950157/BubbleUpRef.java moved to gc/cms/TestBubbleUpRef.java Reviewed-by: jwilhelm, brutisso

8148747: [TESTBUG] runtime/Unsafe/AllocateMemory.java fails with OOM during compilation Reviewed-by: coleenp, gtriantafill

Merge

8146984: SIGBUS: bool Method::has_method_vptr(const void*)+0xc Summary: Add address check and use SafeFetchN for Method* vptr access when Method* may be bad pointer. Reviewed-by: dcubed, mgronlun

Merge

Merge

8079408: Reimplement TraceClassLoading, TraceClassUnloading, and TraceClassLoaderData with Unified Logging. Summary: TraceClassLoading, TraceClassUnloading, and TraceClassLoaderData have been reimplemented using Unified logging. Reviewed-by: iklam, coleenp, dholmes, jiangli, hseigel, rprotacio Contributed-by: max.ockner@oracle.com, ioi.lam@oracle.com

8147884: Names of GC threads should be set before the threads start Reviewed-by: mgerdin, david

8148755: -XX:+HeapDumpAfterFullGC creates heap dump both before and after Full GC Reviewed-by: mgerdin, brutisso, sangheki

8146616: VM exit path throws fatal error: Thread holding lock at safepoint that vm can block on: BeforeExit_lock Reviewed-by: dcubed, gthornbr

Merge

Merge

8135206: VM permits illegal flags for abstract methods in interfaces, versions 45.3 - 51.0 Summary: Add additional method flag checks Reviewed-by: jiangli, minqi

Merge

8148736: Let the G1 heap transition log regions instead of bytes Reviewed-by: sjohanss, david

8148733: G1: Add log message to print the heap region size Reviewed-by: sjohanss, david

8148734: G1: Make G1GCPhaseTimes keep track of the start GC time Reviewed-by: sjohanss, tschatzl

8148766: Test AvailableProcessors.java got wrong number of processors Reviewed-by: dsamersoff, tschatzl, mseledtsov

8147913: Some runtime/CompressedOops tests fail on ARM64 product builds Reviewed-by: jmasa, kbarrett

Merge

8147510: [windows] no text locations shown for register info in hs-err file Reviewed-by: dholmes, iklam

8148771: os::active_processor_count() returns garbage which causes VM to crash Reviewed-by: kbarrett

8147918: Rename develop_log_is_enabled() to log_develop_is_enabled() Reviewed-by: dholmes, brutisso

8148481: Devirtualize Klass::vtable Summary: Move remainder of vtable related methods to Klass Reviewed-by: cjplummer, coleenp

8148047: Move the vtable length field to Klass Reviewed-by: cjplummer, twisti, coleenp, kbarrett

8145628: hotspot metadata classes shouldn't use HeapWordSize or heap related macros like align_object_size Summary: Use align_metadata_size, align_metadata_offset and is_metadata_aligned for metadata rather than align_object_size, etc. Use wordSize rather than HeapWordSize for metadata. Use align_ptr_up rather than align_pointer_up (all the related functions are ptr). Reviewed-by: hseigel, jmasa, cjplummer

8146793: logStream::write re-formats string Summary: Eliminate re-format, add warning attribute, fix size check, fix va_list usage. Reviewed-by: mlarsson, rprotacio, jrose

8145190: MinTLABSize can cause overflow problem with CMS GC Summary: Changed max range of MinTLABSize from max_uintx to max_uintx/2 Reviewed-by: jwilhelm, tbenson

Merge

8147477: com/sun/management/HotSpotDiagnosticMXBean/CheckOrigin.java is failing for the jdk9/hs snapshot control job Reviewed-by: gtriantafill, gziemski, dcubed, coleenp

Merge

8134963: [Newtest] New stress test for changing the coarseness level of G1 remembered set Reviewed-by: tschatzl, mchernov

Merge

Merge

8148104: HSDB could not terminate when launched on CLI Summary: Create frame before initialize SA Reviewed-by: jbachorik, dsamersoff Contributed-by: kubota.yuji@gmail.com

Merge

8148467: Consistent use of : in the logging Reviewed-by: mgerdin, tbenson

Merge

8141278: New tests for PLAB testing Reviewed-by: tschatzl

6515172: Runtime.availableProcessors() ignores Linux taskset command Summary: extract processor count from sched_getaffinity mask Reviewed-by: dcubed, stuefe, gthornbr

Merge

8147906: G1 use of os::processor_count() Summary: Use os::active_processor_count() instead of os::processor_count() in G1 Reviewed-by: dholmes, jmasa

8148470: Metadata print routines should not print to tty Reviewed-by: iklam, mgerdin

Merge

8141421: Various test fail with OOME on win x86 Summary: Fix memory overuse in g1CodeCacheRemset Reviewed-by: tschatzl, mgerdin

Merge

8146987: Improve Parallel GC Full GC by caching results of live_words_in_range() Summary: A large part of time in the parallel scavenge collector is spent finding out the amount of live words within memory ranges to find out where to move an object to. Try to incrementally calculate this value. Reviewed-by: tschatzl, mgerdin, jmasa Contributed-by: ray alex <sky1young@gmail.com>

Merge

8147087: Race when reusing PerRegionTable bitmaps may result in dropped remembered set entries Summary: Do not make reused PRTs available to other threads before the bitmap of the PRT has been cleared. Reviewed-by: tbenson, mgerdin Contributed-by: Poonam Bajaj <poonam.bajaj@oracle.com>, Thomas Schatzl <thomas.schatzl@oracle.com>

8147447: serviceability/tmtools/jstack/WaitNotifyThreadTest.java test fails Summary: corrected verification of the jstack object references Reviewed-by: sla

Merge

8145180: Add back PrintGC, PrintGCDetails and -Xloggc Reviewed-by: sjohanss, david

8147461: Use byte offsets for vtable start and vtable length offsets Reviewed-by: cjplummer, coleenp, dnsimon

Merge

8146905: cleanup ostream, staticBufferStream Summary: get rid of staticBufferStream and implement the use-caller-provided-scratch-buffer feature in a simpler way. Reviewed-by: simonis, dholmes

8147500: The HashtableTextDump::get_num() should check for integer overflow Summary: Add check for integer overflow in HashtableTextDump::get_num() Reviewed-by: dholmes, iklam

Merge

8147940: Test gc/g1/TestG1TraceEagerReclaimHumongousObjects.java fails Reviewed-by: mgerdin, jwilhelm

Merge

8145192: 'count' variable can overflow in PSMarkSweep::invoke on 64 bit JVM Summary: Changed MarkSweepAlwaysCompactCount from uintx to uint Reviewed-by: tschatzl, tbenson

Merge

8146395: Add inline qualifier in oop.hpp and fix inlining in gc files Summary: Fix remaining issues after 8146401. Also fix windows VS2010 linkage problem (g1OopClosures.hpp). Reviewed-by: stefank, mgerdin

Merge

Merge

8146137: runtime/logging/ExceptionsTest.java fails on embedded and ARM test Summary: Removed part of ExceptionsTest.java looking for exception that is not printed when function is compiled on embedded/ARM Reviewed-by: coleenp, dholmes

8146435: [TESTBUG] Logging tests are failing intermittently on windows when executed by JPRT Summary: Improved robustness of UL tests by removing reliance on "java -version" and replacing with explicit code to trigger logging in all environments Reviewed-by: dholmes, iklam, mockner

Merge

8137314: vm crash from test java/security/Policy/SignedJar/SignedJarTest.java Summary: Add additional checks in the verifier for recursive verification Reviewed-by: acorn, gtriantafill

Merge

8147609: [TESTBUG] Correct the @build statements in the serviceability/dcmd/gc/HeapDumpAllTest.java and HeapDumpTest.java tests Summary: Corrected the @build statements Reviewed-by: jbachorik

Merge

8147348: LogTagLevelExpression not properly initialized in configure_stdout Reviewed-by: brutisso, sla

8147814: Move verification code out of g1collectedheap Reviewed-by: jwilhelm, tschatzl

Merge

8145740: Visual Studio pragmas should be guarded by ifdef _MSC_VER Reviewed-by: simonis, dholmes Contributed-by: Matthias Baesken <matthias.baesken@sap.com>

Merge

8143608: Don't 64-bit align start of InstanceKlass vtable, itable, and nonstatic_oopmap on 32-bit systems Summary: Removed alignment of these fields. Reviewed-by: coleenp, dholmes, mgerdin

8148752: Compiled StringBuilder code throws StringIndexOutOfBoundsException Summary: Fixed handling of long/double MH arguments in GraphBuilder::try_method_handle_inline(). Reviewed-by: roland, shade, vlivanov, kvn, twisti

8148507: [JVMCI] mitigate deadlocks related to JVMCI compiler under -Xbatch Reviewed-by: twisti, dholmes

8148741: compiler/jvmci/code/SimpleDebugInfoTest.java fails in 'frame::sender_for_compiled_frame' Reviewed-by: twisti

8149080: AArch64: Recognise disjoint array copy in stub code Summary: Detect array copy can use fwd copy by checking (dest-src) above_same (copy_size) Reviewed-by: aph

8149100: AArch64: "bad AD file" for LL enconding AryEq Node matching Summary: add byte array equal support for aarch64 Reviewed-by: aph

8149365: aarch64: memory copy does not prefetch on backwards copy Summary: Implement prefetch on backwards copies Reviewed-by: aph

8148783: aarch64: SEGV running SpecJBB2013 Summary: Fix calculation of offset for adrp Reviewed-by: aph

8148948: aarch64: generate_copy_longs calls align() incorrectly Summary: Fix alignments Reviewed-by: aph

8137049: Code quality: reducing an trivial integer loop does not produce an optimal code Summary: canonicalized if shape not recognized by empty loop detection code Reviewed-by: kvn, shade

8149019: remove redundant modifiers Reviewed-by: twisti

Merge

8149076: [JVMCI] missing ResourceMark in JVMCIRuntime::initialize_HotSpotJVMCIRuntime Reviewed-by: twisti, iignatyev

Merge

8148864: Quarantine CompilerControl tests Summary: exclude tests affected by JDK-8148563 and JDK-8140354 from execution Reviewed-by: kvn

Merge

8149135: [jittester] Makefile copies JitTesterDriver in incorrect directory and always uses default value for number-of-tests and seed Reviewed-by: iignatyev

8148696: Race loading hsdis may cause SIGSEGV Summary: Guard library loading with a lock Reviewed-by: vlivanov

8148758: Compilation fails with "this call site should not be polymorphic" Summary: Change test to run in interpreter-only mode. Reviewed-by: kvn

Merge

8149105: typo in jvmciCodeInstaller.cpp Reviewed-by: twisti

Merge

8063112: Compiler diagnostic commands should have locking instead of safepoint Summary: Remove unnecessary vm-ops and add locking instead, improve output Reviewed-by: kvn

8148981: remove ResolvedJavaType.getClassFilePath() Reviewed-by: twisti

8146608: [JVMCI] DebugInfo Tests on DeoptimizeALot runs fails in assert(_pc == *pc_addr || pc == *pc_addr) frame::patch_pc() /frame_x86.cpp:285 Reviewed-by: twisti