Summary: Newly-created threads always had the active field of their SATB queue initialized to false, even if they were created during marking. As a result, updates from threads created during a marking cycle were never enqueued and never processed. The fix includes remaining a method from active() to is_active() for readability and naming consistency.
Reviewed-by: ysr, johnc

Summary: process one item at a time from the objarray stack/queue
Reviewed-by: apetrusenko, tonyp

Summary: Some code cleanups found during the JSR 292 SPARC port.
Reviewed-by: kvn, never

Summary: If CM task was aborted while scanning the last object of the specified region and the size of that object is equal to bitmap's granularity then the next offset would be equal or over the region limit which is exactly what the assertion states.
Reviewed-by: ysr, tonyp, jmasa

Reviewed-by: kvn

Summary: The logic for x86 C1 to save the SP over MH calls is pretty straight forward but SPARC handles that differently.
Reviewed-by: never, jrose

Summary: Add missing guard.
Reviewed-by: never

Summary: Passing a null pointer to an InvokeDynamic function call should lead to a NullPointerException.
Reviewed-by: kvn, never

Summary: A TLAB became large enough to be considered a humongous object allowing multiple objects to be allocated in a humongous region, which violates a basic assumption about humongous regions. The changes ensure that TLABs cannot be regarded as humongous.
Reviewed-by: iveresov, tonyp

Summary: Improve the usability of safepoint statistics data. See bug evaluation for more details.
Reviewed-by: ysr, dholmes

Summary: store jsr ret bci as intptr constant in c1 debug info
Reviewed-by: never

Summary: This implements JSR 292 support for C1 x86.
Reviewed-by: never, jrose, kvn

Summary: Use an explicit stack for object arrays and process them in chunks.
Reviewed-by: iveresov, apetrusenko

Summary: Calculation of the slicing of survivor spaces for MT was incorrect.
Reviewed-by: ysr

Summary: Move creating stack guard pages in jni attach thread before potential java call rather than after. Also cleanup stack guard pages when jni attach fails
Reviewed-by: never, dholmes

Reviewed-by: kvn

Summary: Reduce NewSize from 4m to 1m.
Reviewed-by: tonyp, jmasa

Summary: Add check for iff->outcnt() < 2.
Reviewed-by: never

Summary: Add missing code.
Reviewed-by: never

Reviewed-by: kvn

Summary: see synopsis
Reviewed-by: johnc, jmasa

Summary: Rename marking stack sizing flags to be common between G1 and CMS
Reviewed-by: ysr, tonyp

Summary: replace the combination of the G1SteadyStateUsed / G1SteadyStateUsedDelta parameteres to decide the marking initiation threshold and instead use InitiatingHeapOccupancyPercent.
Reviewed-by: ysr, johnc

Summary: Rename G1 parameters to make them more consistent.
Reviewed-by: jmasa, johnc

Summary: Add missing handles.inline.hpp for codeCache.cpp.
Reviewed-by: never

Reviewed-by: kvn

Summary: Matcher::float_in_double should be true only when FPU is used for floats.
Reviewed-by: never, twisti

Reviewed-by: kvn

Summary: After 6921352 the CodeBuffer size was too small.
Reviewed-by: kvn, never

Reviewed-by: kvn

Summary: Define AdapterHandlerTableIterator class as non product instead of debug.
Reviewed-by: never

Summary: Fix assert since top deoptimized frame has last_sp == interpreter_frame_monitor_begin if there are no expressions.
Reviewed-by: twisti

Summary: Implemented block-based work stealing. Moved copying during the rset scanning phase to the main copying phase. Made the size of rset table depend on the region size.
Reviewed-by: apetrusenko, tonyp

6782663: Data produced by PrintGCApplicationConcurrentTime and PrintGCApplicationStoppedTime is not accurate.
Summary: Update and display the timers associated with these flags for all safepoints.
Reviewed-by: ysr, jcoomes

Summary: Use PhiNode::make_blank(r, n) method to construct the phi.
Reviewed-by: never

Summary: Mark in PcDesc call sites which return oop and save the result oop across objects reallocation during deoptimization.
Reviewed-by: never

Summary: Set the reexecute bit for runtime calls _new_array_Java when they used for _multianewarray bytecode.
Reviewed-by: never

Summary: The operations of re-using a RSet component and expanding the same RSet component were not mutually exlusive, and this could lead to RSets getting corrupted and entries being dropped.
Reviewed-by: iveresov, johnc

Summary: Clear the total count when a receiver information is cleared.
Reviewed-by: never, jrose

Reviewed-by: kvn, twisti