Reviewed-by: jrose

Summary: ARM ricochet port and minor fixes in shared debug code
Reviewed-by: jrose, vladidan

Reviewed-by: kvn, iveresov

Summary: Fix problems in new RCE code.
Reviewed-by: never

Summary: Update the HS21 build number to 13
Reviewed-by: jcoomes

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