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: Always use "lea" instruction for narrow oop decoding instead of "shift".
Reviewed-by: never

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

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: Fix deoptimization code and OopMapSet::all_do() to check for oop = narrow_oop_base.
Reviewed-by: jcoomes, phh, ysr, never

Summary: remove useless lazy evaluation of intrinsics; add LAST_COMPILER_INLINE to help categorize them
Reviewed-by: kvn

Reviewed-by: kvn

Summary: serialize.cpp currently uses objArrayOopDesc::base_offset_in_bytes(T_BYTE), which seems to be wrong.
Reviewed-by: coleenp, kvn

Summary: Get type for new Phi from non dead path.
Reviewed-by: never

Summary: Fix eliminate_card_mark() to eliminate G1 pre/post barriers.
Reviewed-by: never

Reviewed-by: never, kvn
Contributed-by: yamauchi@google.com, rasbold@google.com

Summary: The used() method assumes that the heap lock is held when it is called. However, when used() is called from print_on(), this is not the case.
Reviewed-by: ysr, jmasa

Summary: Modifications to G1 so as to allow the use of compressed oops.
Reviewed-by: apetrusenko, coleenp, jmasa, kvn, never, phh, tonyp

Reviewed-by: kvn, twisti

Summary: Changing the behavior of -XX:+PrintHeapAtGC for G1 from printing lengthy, per-region information to instead printing a concise summary.
Reviewed-by: ysr, apetrusenko, jcoomes

Summary: Move the secondary raw memory barrier to the correct place in generate_arraycopy().
Reviewed-by: never

Summary: Don not split a block if it contains a FastLockNode with a PhiNode input.
Reviewed-by: kvn, never

Summary: Put missed reference to allocated array in copyOf() intrinsic into OopMap for the call slow_arraycopy().
Reviewed-by: never

Reviewed-by: kvn

Summary: Missed updating two variable names when improving the code for 6850869.
Reviewed-by: iveresov, jmasa, ysr

Reviewed-by: kvn

Reviewed-by: kvn

Summary: Fixes incorrect handling of precompiled headers in diff mode.
Reviewed-by: never, twisti

Summary: The optimizer should be told to normalize (AndL (ConvI2L x) 0xFF) to (ConvI2L (AndI x 0xFF)), and then the existing matcher rule will work for free.
Reviewed-by: kvn

Summary: MaxLabelRootDepth value less then 10 is invalid.
Reviewed-by: never

Summary: RSet scrubbing incorrectly deletes RSet entries that point to regions tagged as "continues humongous" due to a race when RSet scrubbing iterates over regions in parallel.
Reviewed-by: apetrusenko, iveresov

Summary: Have the meet not symmetric check recursively do the interface-vs-oop check on array subtypes.
Reviewed-by: jrose
Contributed-by: rasbold@google.com

Summary: extend G1 marking verification to use either the "prev" or "next" marking information, as appropriate.
Reviewed-by: johnc, ysr

Summary: make verification code visible only in debug builds
Reviewed-by: iveresov, ysr, johnc, apetrusenko, tonyp

Reviewed-by: kvn

Summary: Disable escape analysis when jvmti/debugger is used. Add support for EA ibto SA.
Reviewed-by: never

Summary: Typo fix
Reviewed-by: jcoomes

Reviewed-by: tonyp, iveresov, jmasa, ysr

Summary: For heaps larger than 32Gb, the number of heap regions overflows the data type used to hold the region index in the SparsePRT structure. Changed the region indexes, card indexes, and RSet hash table buckets to ints and added some size overflow guarantees.
Reviewed-by: ysr, tonyp

Summary: Short-circuit gc-a-lot attempts by non-JavaThreads; SkipGCALot c'tor to elide re-entrant gc-a-lot attempts.
Reviewed-by: apetrusenko, jcoomes, jmasa, kamg

Summary: The field is now initialized in the constructor.
Reviewed-by: iveresov, jmasa, johnc

Summary: add a RegisterMap* argument to frame::frame_size() to correctly compute the sender frame
Reviewed-by: never