7160161: Missed safepoint in non-Counted loop Summary: Do not remove safepoints during peeling optimization. Reviewed-by: twisti

7191926: Remove MKS dependency in Hotspot regression tests Summary: Add case for CYGWIN in .sh files. Reviewed-by: coleenp, kvn Contributed-by: pavel.punegov@oracle.com

7192406: JSR 292: C2 needs exact return type information for invokedynamic and invokehandle call sites Reviewed-by: kvn

6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp Reviewed-by: kvn, dholmes, coleenp Contributed-by: Tao Mao <tao.mao@oracle.com>

7148109: C2 compiler consumes too much heap resources Summary: Add split_arena to allocate temporary arrays in PhaseChaitin::Split() and free them on method's exit. Reviewed-by: twisti

Merge

7194409: os::javaTimeNanos() shows hot on CPU_CLK_UNHALTED profiles Summary: Add inline directives to os::Linux::supports_monotonic_clock() and os::Bsd::supports_monotonic_clock(). Reviewed-by: johnc, azeemj, mikael Contributed-by: Brandon Mitchell <brandon@twitter.com>

7041879: G1: introduce stress testing parameter to cause frequent evacuation failures Summary: Add the flags G1EvacuationFailureALot flag (and supporting flags) to force trigger evacuation failures. The support flags control how often to trigger an evacuation failure and during which types of evacuation pause. This functionality is analogous to that of PromotionFailureALot for the other collectors. Reviewed-by: brutisso

7178363: G1: Remove the serial code for PrintGCDetails and make it a special case of the parallel code Summary: Also reviewed by vitalyd@gmail.com. Introduced the WorkerDataArray class. Fixed some minor logging bugs. Reviewed-by: johnc, mgerdin

Merge