8039043: Implicit null check is in the wrong place in C1 -UseCompressedOops Summary: Null check is placed in a wrong place when storing a null to an object field on x64 with compressed oops off Reviewed-by: roland, vlivanov, kvn

8039045: PPC64: need include in adl generated files after 8001532 Reviewed-by: kvn

8001532: C2 node files refactoring Summary: Split C2 node files into cast, convert, countbits, intrinsic, move, narrowptr and opaquenode classes Reviewed-by: kvn, morris

8038633: crash in VM_Version::get_processor_features() on startup Summary: Windows need an exception wrapper around getPsrInfo_stub() call in order to properly handle SEGV for YMM registers test. Reviewed-by: iveresov, iignatyev

8037970: make PrintMethodData a diagnostic options Summary: make PrintMethodData a diagnostic options for performance investigation Reviewed-by: kvn, iveresov

8031755: Type speculation should be used to optimize explicit null checks Summary: feed profiling data about reference nullness to type speculation. Reviewed-by: kvn, iveresov

8038393: [TESTBUG] ciReplay/* tests fail after 8034775 Reviewed-by: kvn

8037295: Add size_t versions of Atomic::add, dec, and inc Reviewed-by: dholmes, fparain Contributed-by: david.simms@oracle.com

8038201: Clean up misleading usage of malloc() in init_system_properties_values() Summary: Remove the misleading malloc macro and cleanup the code Reviewed-by: dsamersoff, kvn Contributed-by: goetz.lindenmaier@sap.com

8016039: jvm.lib is missing from export list unless building server Summary: make the export declaration unconditional Reviewed-by: sla, sspitsyn

7189721: nightly tests failed on JDI attaching Summary: If for some reason elf section with section names is not loaded to cache it attempts to read data using NULL section pointer. Reviewed-by: sspitsyn, sla, kevinw

Merge

8036666: VMTI GetObjectMonitorUsage does not return correct recursion count Summary: fix object lock recursion count and add test Reviewed-by: sspitsyn, dsamersoff

7090324: gclog rotation via external tool Summary: GC log rotation can be set via java command line, but customer sometime need to sync with OS level rotation setting. Reviewed-by: sla, minqi, ehelin Contributed-by: suenaga.yasumasa@lab.ntt.co.jp

8007890: [TESTBUG] JcmdWithNMTDisabled.java fails when invoked with NMT explicitly turned on Summary: Wrapped the test in another layer process creation to avoid NMT being turned on. Reviewed-by: coleenp, dcubed

8031820: NPG: Fix remaining references to metadata as oops in comments 8012125: Comments for ConstantPoolCache should reflect the addition of resolved_references in ConstantPool Summary: Updated comments in metadata header files, and renamed this_oop variables to this_cp or this_k when referring to constant pool or classes. Reviewed-by: stefank, jmasa

8032222: [TESTBUG] runtime/SharedArchiveFile/CdsWriteError.java fails on Mac OS with java.lang.RuntimeException Summary: Excluded the test from running on Mac OS Reviewed-by: coleenp, ctornqvi

Merge

Merge

Merge

Merge

8027924: gc/metaspace/CompressedClassSpaceSizeInJmapHeap.java fails with warning Reviewed-by: jmasa, tschatzl

8038399: Remove dead oop_iterate MemRegion variants from SharedHeap, Generation and Space classes Reviewed-by: tschatzl, stefank

8033580: Old debug information in IMPORT_JDK is not removed Reviewed-by: dcubed, erikj

6521376: MaxTenuringThreshold and AlwayTenure/NeverTenure consistency Summary: Adapt InitialTenuringThreshold and MaxTenuringThreshold according to AlwaysTenure/NeverTenure flag setting. Reviewed-by: jmasa, tschatzl

8037958: ConcurrentMark::cleanup leaks BitMaps if VerifyDuringGC is enabled Summary: Allocate temporary BitMaps in the VMThread's resource area Reviewed-by: stefank, sjohanss

Merge

8037952: Remove code duplication in Metaspace::deallocate Reviewed-by: tschatzl, pliden, coleenp

Merge

8038193: Add command line option tests for BMI options Reviewed-by: kvn, iignatyev Contributed-by: filipp.zhinkin@oracle.com

Merge

8038240: new WB API to get nmethod Reviewed-by: morris, kvn

8037821: Account for trampoline stubs when estimating code buffer sizes Summary: Take into account space needed for "trampoline code" used by calls on PPC64. Reviewed-by: kvn Contributed-by: lutz.schmidt@sap.com

8038222: Assembler::bsrl fails on assert when -UseCountLeadingZerosInstruction is used on CPU with LZCNT support Summary: Remove the overly strict assert Reviewed-by: kvn, twisti

8038286: nm->set_rtm_state() should be called after (nm != NULL) check Summary: move set_rtm_state() call after (nm != NULL) check Reviewed-by: iveresov, twisti

6653795: C2 intrinsic for Unsafe.getAddress performs pointer sign extension on 32-bit systems Summary: Native pointers less than 64 bits wide should be extended as an unsigned number. Reviewed-by: kvn, kevinw

8038181: Can't build product VM without precompiled header Summary: Added missing #include. Reviewed-by: twisti

8035857: Add tests to verify correctness of operations with BMI1 and LZCNT instructions Reviewed-by: iveresov, kvn, iignatyev Contributed-by: filipp.zhinkin@oracle.com

8037915: PPC64/AIX: Several smaller fixes Reviewed-by: kvn

8031320: Use Intel RTM instructions for locks Summary: Use RTM for inflated locks and stack locks. Reviewed-by: iveresov, twisti, roland, dcubed

8031203: remove SafepointPollOffset Reviewed-by: kvn, roland

Merge

8036576: jtreg failed on Test6792161 timed out Summary: Increase time out value of test since debug VM executes additional code Reviewed-by: kvn

8037226: compiler/7196199/Test7196199.java fails on 32-bit linux with MaxVectorSize > 16 Summary: verify YMM registers after signal processing and set limit on vector's size. Reviewed-by: iveresov, twisti

8037140: C1: Incorrect argument type used for SharedRuntime::OSR_migration_end in LIRGenerator::do_Goto Summary: Fix the type of osrBuffer parameter to depend on bitness Reviewed-by: kvn, twisti

8037149: C1: getThreadTemp should return a T_LONG register on 64bit Summary: Fix the type of the register returned by getThreadTemp() to depend on bitness Reviewed-by: kvn, twisti

Merge

8038262: Workaround for ccache in vm.make is missing for aix Reviewed-by: simonis, kvn

8033566: [parfait] warning from b128 for hotspot/src/share/vm/runtime/frame.cpp: JNI primitive type mismatch Summary: added an assert for checking the return value is <= max_jint Reviewed-by: coleenp, minqi

Merge

8034034: [parfait] JNI exc. pending in hotspot/agent/src/os/bsd/MacosxDebuggerLocal.m Summary: added JNI exception check in the appropriate places Reviewed-by: sla, zgu

8037340: Linux semaphores to use CLOCK_REALTIME Reviewed-by: dholmes, sla

Merge

Merge

8027914: Client JVM silently exit with fail exit code when running in compact(1,2) with options -Dcom.sun.management and -XX:+ManagementServer Summary: Check for sun.management.Agent class and print message and exit VM if not found at startup. Reviewed-by: dholmes, mchung

Merge