8034781: [TESTBUG] runtime/ClassFileUnsupportedClassFileVersion.java unable to find or load main class Summary: Passed empty string to ProcessBuilder which caused problems on Linux, fixed by checking string length Reviewed-by: lfoltan, sla, mseledtsov

Merge

8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending Summary: added JNI exception pending check in several files under src/share/vm/prims directory Reviewed-by: coleenp, minqi

Merge

8030350: Enable additional compiler warnings for GCC Reviewed-by: dholmes, coleenp, erikj, tbell, ihse

8023667: SA: ExceptionBlob and other C2 classes not available in client VM Summary: Ignore error of intialization of C2 only variables Reviewed-by: sla, dholmes

8033215: clang: node.cpp:284 IDX_INIT macro use uninitialized field _out Reviewed-by: twisti, kvn

Merge

Merge

8032816: THIRDPARTYREADME LittleCMS preamble missing JRE 8 & JDK 8 Reviewed-by: lana

7129980: Third Party License Readme update for JDK8 Reviewed-by: lana, tbell

Merge

8033426: Scale initial NewSize using NewRatio if not set on command line Summary: Now using NewRatio to size initial NewSize if not specified on commandline. Reviewed-by: jmasa, jwilhelm

8026849: Fix typos in the GC code, part 2 Summary: Fixed typos in assert messages, flag descriptions and verbose messages Reviewed-by: stefank, tschatzl

8033923: Use BufferingOopClosure for G1 code root scanning Reviewed-by: mgerdin, brutisso

Merge

8033764: Remove the usage of StarTask from BufferingOopClosure Reviewed-by: mgerdin, brutisso, tschatzl

Merge

8033922: G1: Back out 8033601 and go back to use the to-obj for chunked arrays. Reviewed-by: stefank, tschatzl

8033545: Missing volatile specifier in Bitmap::par_put_range_within_word Summary: The method Bitmap::par_put_range_within_word reloads the original value during a CAS, which may be optimized away. Instead of reloading, use the value returned by Atomic::cmpxchg_ptr() for further processing. Reviewed-by: tschatzl, brutisso, tonyp Contributed-by: Matthias Braun <matthia.braun@sap.com>

8031703: Missing post-barrier in ReferenceProcessor Reviewed-by: tonyp, tschatzl

8033443: Test8000311 fails after latest changes to parallelize string and symbol table unlink Summary: When string and symbol table unlink are not performed in parallel, the claim index we check is not updated, and so a guarantee fails. Take this into account when checking the guarantee. Reviewed-by: brutisso, jwilhelm

8033601: G1: Make array chunking use the same length field as the other young GCs Summary: Use the old copy length instead of the length of the forwarded object for chunked arrays. Reviewed-by: brutisso, tschatzl

8028254: gc/arguments/TestMinInitialErgonomics.java failed with unexpected initial heap size Reviewed-by: brutisso, tschatzl, sjohanss

Merge

8024366: Make UseNUMA enable UseNUMAInterleaving Reviewed-by: brutisso, tschatzl Contributed-by: shrinivas.joshi@oracle.com

8033106: Wrong predicate for checking whether the correct amount of symbol table entries have been processed in G1 Summary: The change fixes the predicate check. Reviewed-by: jmasa, tonyp, stefank

6991197: G1: specialize deal_with_reference() for narrowOop* Summary: Clean up and slightly optimize reference handling from the GC reference task queue. Since we never push partial array chunks as narrowOop* we can manually specialize the code so that some code can be optimized away. Reviewed-by: tonyp, brutisso, stefank

8032771: The flag VerifySilently misses a test case Summary: Add test case for the VerifySilently flag. Reviewed-by: brutisso

Merge

7182040: volano29 limited by os resource on Linux - need better diagnostic message Summary: Changed message to "unable to create native thread: possibly out of memory or process/resource limits reached" Reviewed-by: dholmes, sla

8033792: AltHashing used jint for imprecise bit shifting Summary: AltHashing used jint the way of juint in bit shifting which could lead loss of precision. Fix by change _seed defined as juint. Reviewed-by: coleenp, ccheung Contributed-by: yumin.qi@oracle.com

Merge

Merge

8005262: possible gamma launcher issues Summary: Cleaned out make targets and comments associated with the previously removed gamma launcher Reviewed-by: dcubed, stefank

8028073: race condition in ObjectMonitor implementation causing deadlocks Summary: Move redo of ParkEvent.unpark() after JVMTI_EVENT_MONITOR_WAITED event handler is called. Reviewed-by: dholmes, sspitsyn, dice, acorn

8016644: Improve UnsupportedClassVersionError message Summary: Improved the UnsupportedClassVersionError message to hopefully be more user friendly Reviewed-by: coleenp, dholmes, twisti

Merge

8033528: assert(0 <= i && i < length()) failed: index out of bounds Summary: Restoring bytecodes for invokedynamic had wrong index calculation added testing stress option. Reviewed-by: twisti, hseigel

8033931: Several nightly tests failing with assert(imin < imax) failed: Unexpected page size Summary: Loosen new assert() in get_stack_commited_bottom() Reviewed-by: dcubed, coleenp, dsamersoff, hseigel Contributed-by: gerald.thornbrugh@oracle.com

8033714: hotspot 'install_jvm' bld target broken with ZIP_DEBUGINFO_FILES=0 Summary: fixed faulty logic in makefiles when compressed FDS builds are disabled Reviewed-by: rdurbin, dholmes, never, dnsimon, tbell

8025841: JVMTI: "vtable stub" dynamic code notification is misplaced Summary: Generate correct "vtable stub" dynamic code notifications Reviewed-by: sspitsyn, kvn, coleenp Contributed-by: oleg.mazurov@oracle.com

Merge

8029775: Solaris code cleanup 8033464: Linux code cleanup Summary: cleaned up warnings in solaris and linux specific os code. Reviewed-by: coleenp, fparain, dcubed Contributed-by: gerald.thornbrugh@oracle.com

Merge

8030808: dtrace/hotspot/Monitors/Monitors001 fails in product builds on solaris-sparc Reviewed-by: sspitsyn, dcubed, kamg, dholmes

8028735: runtime/RedefineObject/TestRedefineObject.java interrupted (timed out?) on solaris_sparcv9-fastdebug-c2-runtime and solaris_x64-debugOpen-c2-runtime Summary: Change GC loop counter to 100 which is enough to test the original problem but doesn't timeout the test. Reviewed-by: ctornqvi, lfoltan, mseledtsov, sla

8033289: clang: clean up unused function warning Reviewed-by: coleenp, dholmes, mgerdin

Merge

8032010: Attempt to resolve abstract method in concrete class fails with AbstractMethodError Summary: removing a check in LinkResolver::resolve_method() to conform with a change in JVMS-8 5.4.3.3. Method Resolution Reviewed-by: coleenp, lfoltan

8032223: nsk/regression/b4663146 gets assert(SafepointSynchronize::is_at_safepoint() || JvmtiEnv::is_thread_fully_suspended(get_thread(), false, &debug_bits)) Summary: It is better to calculate frame count for suspended threads at a safepoint Reviewed-by: twisti, dsamersoff, sla, dholmes, dcubed Contributed-by: serguei.spitsyn@oracle.com

8033126: Can't call default methods from JNI Reviewed-by: dholmes, acorn, kamg

8032462: Change the linux SDT implementation to use USDT2 instead of USDT1 Reviewed-by: coleenp, sspitsyn, kamg

Merge

8027113: decouple the '-XXaltjvm=<path>' option from the gamma launcher Summary: decoupled the '-XXaltjvm=<path>' option from the gamma launcher. Clearing the way for removing the remaining cruft associated with the previously removed gamma launcher. Reviewed-by: dcubed, dholmes

6656031: SA: jmap -permstat number of classes is off by 1 Reviewed-by: sla, dholmes