8133530: Add JFR event for evacuation statistics Summary: Introduce two new JFR events for young/old generation allocation statistics based on previous changes. Reviewed-by: ehelin, mgerdin

8073013: Add detailed information about PLAB memory usage Summary: Track and provide information about direct allocation, region end waste and failure waste for G1. Reviewed-by: jmasa, david, ehelin, mgerdin

8133470: Uses of Atomic methods in plab.hpp should be moved to .inline.hpp file Summary: Fix include file dependencies according to general guidelines for plab.hpp Reviewed-by: ehelin, mgerdin

8003237: G1: Reduce unnecessary (and failing) allocation attempts when handling an evacuation failure Summary: Remember for every generation whether the memory for that generation has already been exhausted. If so, do not try to get a new region for these generations. Further, if the last generation is full, early exit from copy_to_survivor_space. Reviewed-by: jmasa, brutisso

8133825: Remove the class G1CollectorPolicyExt Reviewed-by: jwilhelm, ecaspole

8133821: Refactor initialization of the heap and the collector policy Reviewed-by: pliden, tschatzl

8133537: clarify position of unlock options in error messages Reviewed-by: coleenp, dholmes, coffeys

Merge

8080289: Intermediate writes in a loop not eliminated by optimizer Summary: Move Stores out of loop (after or before) when possible Reviewed-by: kvn, vlivanov

8133599: Unsafe.getAndSetObject() is no longer intrinsified by c2 Summary: off by 1 error in c2 intrinsic filtering logic Reviewed-by: dlong, kvn, shade

8130847: Cloned object's fields observed as null after C2 escape analysis Summary: Eliminated instance/array written to by an array copy variant must be correctly initialized when reallocated at a deopt Reviewed-by: kvn, vlivanov

8019968: Reference CAS induces GC store barrier even on failure Reviewed-by: kvn, adinn, roland

8133349: CMS: Assert failed: Ctl pt invariant Summary: _survivor_chunk_array should be sized based on PLAB::min_size() not ThreadLocalAllocBuffer::min_size() Reviewed-by: tschatzl, jwilhelm

8130308: Too low memory usage in TestPromotionFromSurvivorToTenuredAfterMinorGC.java Reviewed-by: dfazunen, brutisso

8133669: Remove unused code in Arguments 8133455: VM ignores setting of the -XX:MemoryRestriction flag. Reviewed-by: dholmes, kbarrett

8133678: test fails due to 'CICompilerCount=0 must be at least 1' missing from stdout/stderr Summary: We changed the constraint error message formatting for CICompilerCount, but forgot to change the corresponding test. Reviewed-by: kbarrett, dcubed

Merge

Merge

8133553: Running with -XX:+UseParallelGC -XX:OldSize=30k crashes jvm Reviewed-by: jwilhelm, sjohanss

8087324: Use semaphores when starting and stopping GC task threads Reviewed-by: jmasa, sjohanss

8087323: Unify and split the work gang classes Reviewed-by: jmasa, sjohanss

Merge

Merge

8130115: REDO - Reduce Symbol::_identity_hash to 2 bytes Summary: Convert Symbol::_identity_hash from integer to short integer to save two bytes. Also change identity_hash() to have 'this' and first two bytes of symbol join the calculation. Reviewed-by: iklam, coleenp, shade

Merge

8133557: Missing test before a branch when checking for MethodCounters in TemplateTable::branch() on x86 Reviewed-by: kvn, coleenp Contributed-by: richard.reingruber@sap.com

Merge

8029453: java/util/concurrent/locks/ReentrantLock/TimeoutLockLoops.java failed by timeout Reviewed-by: bdelsart, ddmitriev, dcubed

Merge

8112746: Followup to JDK-8059557 (JEP 245) Summary: Several improvements to range/constraint check feature. Reviewed-by: coleenp, ddmitriev, sangheki, kbarrett