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: Typo fix
Reviewed-by: jcoomes

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

Summary: Move loop unswitch before maximally unroll
Reviewed-by: never

Summary: Don't place a load below anti-dependent PHI.
Reviewed-by: never, twisti

Summary: Set the control edge for the field _interrupted load in inline_native_isInterrupted().
Reviewed-by: never

Summary: constantPoolOopDesc::copy_cpool_bytes() - do the brute-force search search through 'tbl' when SymbolTable::lookup_only() returns NULL
Reviewed-by: kamg

Reviewed-by: iveresov, tonyp

Summary: During parallel rset updating we have to make sure that the worker ids of the refinement threads do not intersect with the worker ids that can be claimed by the mutator threads.
Reviewed-by: tonyp

Summary: 6797305 handles load widening but no shortening which should be covered here.
Reviewed-by: never, kvn

Summary: Do not mark an allocation as scalar replaceable if its actual type in unknown statically.
Reviewed-by: never

Summary: Check for an object array of interface in CmpPNode::sub().
Reviewed-by: never

6826318: G1: remove traversal-based refinement code
Summary: Removed traversal-based refinement code as it's no longer used. Made the concurrent refinement (queue-based) parallel.
Reviewed-by: tonyp

Reviewed-by: never, kvn

6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
Summary: Cache Jvmti and DTrace flags used by Compiler.
Reviewed-by: never

Summary: The CR's test crashes with SIGSEGV when running with "-server -Xcomp" using using 32bit jvm.
Reviewed-by: kvn, never, rasbold

Summary: These methods can be instrinsified by using bit scan, bit test, and population count instructions.
Reviewed-by: kvn, never

Summary: The code that calculates the heap region index for an object address incorrectly used signed arithmetic.
Reviewed-by: jcoomes, ysr

Summary: Don't perform CMOVE identity optimization for floating point types
Reviewed-by: kvn, never

Summary: Change G1 flag names to be more consistent and disable some in 'product' mode.
Reviewed-by: tonyp, iveresov

Summary: Use CodeCache buffer blob instead of static buffer in AdapterHandlerLibrary.
Reviewed-by: never

Summary: Added a feedback-driven exponential skipping for parallel RSet scanning.
Reviewed-by: tonyp, apetrusenko

Summary: Restore the call to Bytecodes::java_code() in BytecodePrinter::print_attributes().
Reviewed-by: jrose

Summary: Relocate the stack pointer adjustment to where uncommon_trap is actually inserted for new_array.
Reviewed-by: kvn, jrose

Summary: Turn off G1VerifyConcMarkPrintReachable by default to minimize the amount of verbose output we generate by default.
Reviewed-by: jmasa

6709742: find_base_for_derived's use of Ideal NULL is unsafe causing crashes during register allocation
Summary: Create a mach node corresponding to ideal node ConP #NULL specifically for derived pointers.
Reviewed-by: never

Summary: invokedynamic instruction (JSR 292 RI)
Reviewed-by: twisti, never

Reviewed-by: kvn

Reviewed-by: kvn

Reviewed-by: kvn

Summary: initial implementation, with known omissions (x86/64, sparc, compiler optim., c-oops, C++ interp.)
Reviewed-by: kvn, twisti, never

Summary: Asserts and comments to help maintain the correct sizing of certain stubs
Reviewed-by: kvn

6711117: Assertion in 64bit server vm (flat != TypePtr::BOTTOM,"cannot alias-analyze an untyped ptr")
Summary: Delay a memory node transformation if its control or address on IGVN worklist.
Reviewed-by: never

6826960: C2 Sparc: assert(bb->_nodes(_bb_end)->is_Proj(),"skipping projections after expected call")
Summary: Add the check when a Halt node is placed in a separate block.
Reviewed-by: twisti

Summary: Remove usage of _highest_lock field in Thread so that is_lock_owned won't depend on the correct update of that field.
Reviewed-by: never, dice, acorn

Summary: Use a HaltNode on the fall through path of the AllocateArrayNode to indicate that it is unreachable if the array length is negative.
Reviewed-by: never, jrose

Reviewed-by: xlu, coleenp, kamg, swamyv

Summary: Support multiplex and mutable sun.boot.library.path
Reviewed-by: acorn, dcubed, xlu

Reviewed-by: kvn, jrose