Summary: Create new/modify existing tests for NMT2, which is an internal redesign to address scalability issues in the first implementation.
Reviewed-by: ctornqvi, zgu
Contributed-by: NGeorge Triantafillou <george.triantafillou@oracle.com>

Summary: Enhance scalability of native memory tracking
Reviewed-by: coleenp, ctornqvi, gtriantafill

Summary: Add missing unit test.
Reviewed-by: tschatzl
Contributed-by: NLeonid Mesnik <leonid.mesnik@oracle.com>

Summary: Because anonymous classes are not in the system dictionary, we have to set 'unloading_occurred' based on 'CLDG::do_unloading()'. Added jtreg test.
Reviewed-by: kvn, coleenp

Summary: Extend the WhiteBox API to provide information about the size and age of objects. Further add a mechanism to trigger a young GC.
Reviewed-by: tschatzl, sjohanss
Contributed-by: NLeonid Mesnik <leonid.mesnik@oracle.com>

Summary: Remove check that causes the VerifyError
Reviewed-by: dholmes, coleenp, acorn

Summary: Add C2 SHA intrinsics on SPARC
Reviewed-by: kvn, roland
Contributed-by: james.cheng@oracle.com

Summary: Do not try to verify timing measures for the redirty logged cards phase when it is not executed.
Reviewed-by: brutisso, jmasa

Summary: Do not try to verify timing measures for the redirty logged cards phase when it is not executed.
Reviewed-by: brutisso, jmasa

Summary: Eager reclaim also needs to clear marks of eagerly reclaimed regions if they have already been marked during concurrent mark.
Reviewed-by: jmasa

Summary: Eager reclaim also needs to clear marks of eagerly reclaimed regions if they have already been marked during concurrent mark.
Reviewed-by: jmasa

Summary: Try to reclaim humongous objects at every young collection after doing a conservative estimate of its liveness.
Reviewed-by: brutisso, mgerdin

Summary: Try to reclaim humongous objects at every young collection after doing a conservative estimate of its liveness.
Reviewed-by: brutisso, mgerdin

8029443: 'assert(klass->is_loader_alive(_is_alive)) failed: must be alive' during VM_CollectForMetadataAllocation
Summary: Added missing metadata relocation to 'loadConP_no_oop_cheap' on Sparc if the pointer is referring to a Klass. Added jtreg test.
Reviewed-by: kvn

Reviewed-by: vlivanov, sla

Reviewed-by: kvn

Summary: call rtm_deopt() only if there were no compilation bailouts before.
Reviewed-by: kvn

Summary: Added -XX:+/-ClassUnloadingWithConcurrentMark
Reviewed-by: jmasa, brutisso, mgerdin

8051883: TEST.groups references missing test: gc/class_unloading/TestCMSClassUnloadingDisabledHWM.java
Reviewed-by: brutisso, tschatzl, ehelin, jmasa, dfazunen

Reviewed-by: brutisso, tschatzl, ehelin, jmasa, dfazunen

Reviewed-by: tschatzl, ehelin, brutisso, coleenp, roland, iveresov
Contributed-by: stefan.karlsson@oracle.com, mikael.gerdin@oracle.com

Summary: Give the test a time limit of approximately one minute so that it exits early on slow machines.
Reviewed-by: ehelin, dfazunen, brutisso

Reviewed-by: mgerdin, jwilhelm

Reviewed-by: jmasa, ehelin, jwilhelm

Reviewed-by: ysr, brutisso, tschatzl

Summary: When G1 is run with -XX:-G1DeferredRSUpdate, the VM crashes because of wrong initialization order of member variables. The change makes the initalization explicit, not relying on initialization order any more.
Reviewed-by: brutisso, mgerdin

Summary: The test launched a 32 bit VM with UseCompressedOops enabled. This is not supported on 32 bit VMs, causing a test failure. Investigation showed that the use of this flag is not required at all, so simply remove it.
Reviewed-by: tschatzl, jwilhelm
Contributed-by: NAndrey Zakharov <andrey.x.zakharov@oracle.com>

Summary: Parallelize card redirtying to decrease the time it takes.
Reviewed-by: brutisso

Reviewed-by: kvn, jrose

Reviewed-by: kvn, jrose

8033626: assert(ex_map->jvms()->same_calls_as(_exceptions->jvms())) failed: all collected exceptions must come from the same place
Reviewed-by: kvn, roland

Summary: Place new nodes on the previous loop exit in reorg_offsets().
Reviewed-by: roland

Summary: Added a new header waiting pattern to catch the case where the target thread waiting on a condition (like a VM op); several other test improvements
Reviewed-by: sspitsyn, dholmes

Reviewed-by: stefank, jmasa

Summary: Prevent from running with Xcomp
Reviewed-by: kvn, twisti

Summary: Add a !owner check for 'waiting to lock' to catch current_pending_monitor corner cases.
Reviewed-by: dholmes, sspitsyn, kmo, zgu
Contributed-by: rednaxelafx@gmail.com, zhengyu.gu@oracle.com, daniel.daugherty@oracle.com

Reviewed-by: ehelin, jwilhelm

Summary: Remove control edge of load node to ensure that castPP removal sets the control edge correctly
Reviewed-by: kvn, roland

Summary: In bcEscapeAnalyzer update the _allocated_escapes flag if a var escapes the method.
Reviewed-by: kvn

Reviewed-by: sla, erikj