Summary: During an evacuation pause clear the region fields of any concurrent marking task whose local finger points into the collection set as the values in the region fields will become stale. Clearing these fields causes the concurrent mark task to claim a new region when marking restarts after the pause.
Reviewed-by: tonyp, iveresov

Summary: Implement a more accurate is_scavengable()
Reviewed-by: stefank, jcoomes, ysr

Reviewed-by: jrose, kvn, never

Summary: Add a notification to the GarbageCollectorMXBeans
Reviewed-by: acorn, mchung

Reviewed-by: kvn, coleenp

Summary: Fixed assertion checking code that was attempting to translate addresses past end of space for card-table slot. Also elaborated some assertion checking messages.
Reviewed-by: iveresov, jmasa, tonyp

Summary: Use '-e' version of sed expressions. Clarify and fix comments
Reviewed-by: never, acorn

7043040: JSR292: JRuby bench/shootout/binarytrees.ruby-2.ruby SEGV: constantPoolKlass::oop_follow_contents
Reviewed-by: kvn, ysr

Summary: Generate Opaque2 node only during first unroll.
Reviewed-by: never

Summary: Fixed the warning, also fixed copyrights in a bunch of files.
Reviewed-by: johnc, kvn

7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
Reviewed-by: jrose, never, kvn

6883834: ParNew: assert(!_g->to()->is_in_reserved(obj),"Scanning field twice?") with LargeObjects tests
Summary: Fixed process_chunk_boundaries(), used for parallel card scanning when using ParNew/CMS, so as to prevent double-scanning, or worse, non-scanning of imprecisely marked objects exceeding parallel chunk size. Made some sizing parameters for parallel card scanning diagnostic, disabled ParallelGCRetainPLAB, and elaborated and clarified some comments.
Reviewed-by: stefank, johnc

Reviewed-by: kvn

Reviewed-by: twisti, jrose

Summary: Update the HS21 build number to 12
Reviewed-by: jcoomes

7042153: guarantee(x_compare_res != Constant::not_comparable) failed: incomparable constants in IfOp
Summary: Handle IfOps folding properly in case of unloaded constant oop arguments
Reviewed-by: kvn, never

Summary: Separate limit by Opaque2 node when calculating new limit for unrolled loop.
Reviewed-by: never

Summary: By default if OPENJDK=true is set then we don't look in the alt-src predefined location. The user can explicitly set HS_ALT_SRC_REL to the desired location in conjunction with OPENJDK=true, if they wish.
Reviewed-by: jcoomes, kamg

Summary: Update JVMTI source files to remove hyperlinks and add full legal name
Reviewed-by: acorn, dcubed, dholmes

Reviewed-by: dholmes, coleenp, ysr, kamg

7040450: G1: assert((_g1->evacuation_failed()) || (!_g1->obj_in_cs(obj))) failed: shouldn't still be in ...
Summary: There is a race in the evac failure handling code that causes the condition the assert checks not to be true. The fix is to replace the too-strong assert with a more targeted one.
Reviewed-by: johnc, ysr, jcoomes

Summary: The test should compare with -0.0f.
Reviewed-by: never, iveresov

Reviewed-by: kvn, iveresov

Summary: Change call to Abstract_VM_Version::vm_info_string to VM_Version::vm_info_string so it cna be overridden by the arch specific VM_Version class
Reviewed-by: bobv, phh

Summary: Expand the old gen in bigger increments
Reviewed-by: jmasa