Summary: Guarantee is to ensure classloader is a valid oop will help catch the errors at an early stage rather than crashing the JVM later on in the GC
Reviewed-by: coleenp

Summary: Emit release barrier after String creation to prevent partially initialized object from escaping.
Reviewed-by: kvn

Summary: VisualVM's memory profiling with allocation stacktraces crashes JVM in Method::checked_resolve_jmethod_id()
Reviewed-by: coleenp, sspitsyn, jiangli

Reviewed-by: pliden, kevinw

Summary: C2 treats x^2 as a special case and computes x * x while the interpreter and c1 don't have special case code for X^2.
Reviewed-by: kvn

Reviewed-by: coleenp, sspitsyn

Reviewed-by: kvn, thartmann

8017629: G1: UseSHM in combination with a G1HeapRegionSize > os::large_page_size() falls back to use small pages
Reviewed-by: pliden, sjohanss, stuefe

8077276: allocating heap with UseLargePages and HugeTLBFS may trash existing memory mappings (linux)
Summary: Remove MAP_FIXED from initial mapping allocation; add tests
Reviewed-by: stefank, coleenp

Summary: Typo error referring new_acitve_workers is corrected as new_active_workers
Reviewed-by: jmasa, drwhite
Contributed-by: fairoz.matte@oracle.com

8036630: Null ProtectionDomain in JVM can cause NPE because principals field is not initialized to an empty array
Summary: Call ProtectionDomain constructor instead of making all fields null.
Reviewed-by: fparain, zgu

Summary: Complete support for 8132051 on Zero and fix failure on 64-bit big-endian systems
Reviewed-by: andrew, chrisphi, coleenp

Reviewed-by: dcubed, dholmes
Contributed-by: james.cheng@oracle.com

Reviewed-by: kvn

Summary: Check for failed expansion of stub section in code buffer and bailout.
Reviewed-by: kvn, thartmann

8055530: assert(_exits.control()->is_top() || !_gvn.type(ret_phi)->empty()) failed: return value must be well defined
Summary: concurrent class loading causes return phi to become top
Reviewed-by: kvn

Reviewed-by: dsamersoff, sspitsyn, sla

8076995: gc/ergonomics/TestDynamicNumberOfGCThreads.java failed with java.lang.RuntimeException: 'new_active_workers' missing from stdout/stderr
Reviewed-by: jmasa, drwhite

Reviewed-by: jmasa, kbarrett, tschatzl

Reviewed-by: dcubed, dsamersoff

Reviewed-by: kbarrett, tschatzl

Reviewed-by: kvn, coleenp

Summary: Adding missing check for valid oop.
Reviewed-by: dcubed
Contributed-by: NShafi Ahmad <shafi.s.ahmad@oracle.com>

Reviewed-by: kvn

Reviewed-by: kvn, mdoerr

Reviewed-by: dsamersoff, dcubed

Reviewed-by: coleenp

Reviewed-by: stuefe, coleenp, roland

Summary: gcc expects clean 32 bit int in 64 bit register on function entry
Reviewed-by: kvn, dlong

Reviewed-by: kvn, jrose, kevinw, ahgross

8149367: PolicyQualifierInfo/index_Ctor JCk test fails with IOE: Invalid encoding for PolicyQualifierInfo
Summary: fix incorrect code
Reviewed-by: kvn, coleenp

Reviewed-by: sspitsyn, coleenp, dcubed

Summary: Arguments coming from native should be converted to 0=false, 1-255=true
Reviewed-by: coleenp

Summary: Implement remembered sets verification for G1 with option VerifyRememberedSets
Reviewed-by: jmasa, mgerdin

Reviewed-by: goetz, mdoerr

Summary: Do not make reused PRTs available to other threads before the bitmap of the PRT has been cleared.
Reviewed-by: tbenson, mgerdin, brutisso
Contributed-by: NPoonam Bajaj &lt;poonam.bajaj@oracle.com&gt;, Thomas Schatzl <thomas.schatzl@oracle.com>

8139424: SIGSEGV, Problematic frame: # V [libjvm.so+0xd0c0cc] void InstanceKlass::oop_oop_iterate_oop_maps_specialized<true,oopDesc*,MarkAndPushClosure>
Summary: The crash was caused by a faulty eager humongous reclaim. The reason for reclaiming a live object was that the call to cleanupHRRS was done after dirtying cards and clearing the remembered sets for the humongous object. This could lead to one or many cards being missed.
Reviewed-by: tbenson, kbarrett, tschatzl

Summary: Rewrote compressed oops tests
Reviewed-by: kvn, coleenp, mseledtsov

Reviewed-by: kvn, twisti, stuefe

Summary: Thread id is now displayed as a hex number in error report.
Reviewed-by: dholmes, hseigel, stuefe