Summary: Fix CDS/CMS option overrides related to iCMS option CMSIncrementalMode; explicate overrides to error stream.
Reviewed-by: coleenp

Summary: enable compressed oops by default
Reviewed-by: never, ysr

Summary: use PcDesc to keep record of the reexecute bit instead of using DebugInfoStreams
Reviewed-by: kvn, never, twisti

Summary: enable escape analysis by default
Reviewed-by: never

Reviewed-by: kvn

Reviewed-by: twisti, cfang

Summary: delay dead code elimination in set_req_X to make it safe
Reviewed-by: kvn, never

Reviewed-by: kvn

Reviewed-by: jcoomes, tonyp

Summary: Replace the assert with narrow_oop_shift set to 0.
Reviewed-by: never, jcoomes

Reviewed-by: kvn, twisti

Reviewed-by: iveresov, tonyp, ysr

Reviewed-by: ysr, never, kvn

Summary: Refactor JNIHandles::checked_resolve_jmethod_id() into fast and paranoid parts.
Reviewed-by: never, alanb

Summary: switch them from product to experimental; 6817525 will toggle them and switch to diagnostic
Reviewed-by: kvn

6821507: Alignment problem in GC taskqueue
Reviewed-by: tonyp, apetrusenko

Summary: Improvement on reexecute implementation to fix the assertion failure
Reviewed-by: kvn, never

Summary: The first worker thread is delayed when entering the GC because it clears the card count table that is used in identifying hot cards. Replace the card count table with a dynamically sized evicting hash table that includes an epoch based counter.
Reviewed-by: iveresov, tonyp

Summary: Have the GC worker threads clear the hot card cache in parallel by having each worker thread claim a chunk of the card cache and process the cards in that chunk. The size of the chunks that each thread will claim is determined at VM initialization from the size of the card cache and the number of worker threads.
Reviewed-by: jmasa, tonyp

Summary: In the assertion allow for collision with the guard page.
Reviewed-by: tonyp, ysr, jcoomes

Summary: Use NewRatio if it is explicitly set.
Reviewed-by: ysr, jcoomes

Summary: developed a reexecute logic for the interpreter to reexecute the bytecode when deopt happens
Reviewed-by: kvn, never, jrose, twisti

Summary: Produce narrow type for new Phi from the original Phi type.
Reviewed-by: cfang

Summary: Instead of the region size being hard-coded, allow the user to set it.
Reviewed-by: jmasa, johnc, apetrusenko

Summary: Treat ProfileData in MDO's as a source of weak, not strong, roots. Fixes the bug for stop-world collection -- the case of concurrent collection will be fixed separately.
Reviewed-by: jcoomes, jmasa, kvn, never

Reviewed-by: tonyp, iveresov

Reviewed-by: jmasa, iveresov

Reviewed-by: tonyp, iveresov

Summary: Override should_remember_klasses() and remember_klass() as needed.
Reviewed-by: ysr, jcoomes

Summary: Removing the concurrent overhead tracker from G1, along with the GC overhead reporter and the G1AccountConcurrentOverhead (both of which rely on the the concurrent overhead tracker).
Reviewed-by: iveresov, johnc

Summary: It adds parameter -XX:+G1SummarizeRSetStatsPeriod that causes update buffer processing information to be printed periodically. It also includes two small formatting changes.
Reviewed-by: jmasa, jcoomes, ysr

Summary: renaming a couple of update buffer-related parameters to make them more understandable and consistent.
Reviewed-by: iveresov, ysr

Summary: Correctly count full GC operations for framework collectors. Add ForceFullGCJVMTIEpilogues as a future work around if needed.
Reviewed-by: jcoomes, alanb, ysr

Summary: Update copyright for files that have been modified in 2009, up to 07/09
Reviewed-by: tbell, ohair

Summary: Code compiled with server compiler generates an incorrect result.
Reviewed-by: cfang, never, kvn

Summary: JVM_FindClassFromBootLoader returns null if class not found
Reviewed-by: acorn, alanb, dholmes

Summary: Use new atomic long load method Atomic::load() to load max_hrtime.
Reviewed-by: never, ysr, johnc, phh, dcubed, acorn

Summary: Add additional check for a tight loop.
Reviewed-by: never

Summary: Bailout compilation if nodes limit could be reached during Output phase.
Reviewed-by: never, twisti

Summary: Anti-delta for debugging debris that was inadvertently pushed.
Reviewed-by: kvn, tonyp