7050392: G1: Introduce flag to generate a log of the G1 ergonomic decisions Summary: It introduces ergonomic decision logging in G1 for the following heuristics: heap sizing, collection set construction, concurrent cycle initiation, and partially-young GC start/end. The code has a bit of refactoring in a few places to make the decision logging possible. It also replaces alternative ad-hoc logging that we have under different parameters and switches (G1_DEBUG, G1PolicyVerbose). Reviewed-by: johnc, ysr

7087583: Hotspot fails to allocate heap with mmap(MAP_HUGETLB) Summary: Try using small pages when transparent huge pages allocation fails Reviewed-by: ysr

Merge

7085012: ARM: com/sun/jdi/PopSynchronousTest.java still fails Summary: InterpreterRuntime::popframe_move_outgoing_args() is required for the ARM interpreter. Reviewed-by: kvn, twisti

Merge

7086394: c2/arm: enable UseFPUForSpilling Summary: ARM has instructions to move data directly between the fpu and integer registers. Reviewed-by: kvn, never

7051798: SA-JDI: NPE in Frame.addressOfStackSlot(Frame.java:244) Reviewed-by: kvn

7086560: 7085404 changes broke VM with -XX:-EnableInvokeDynamic Summary: Add check that ciEnv::_CallSite_klass is initialized. Reviewed-by: jrose

Merge

7071307: MethodHandle bimorphic inlining should consider the frequency Reviewed-by: twisti, roland, kvn, iveresov

7016881: JSR 292: JDI: sun.jvm.hotspot.utilities.AssertionFailure: index out of bounds Reviewed-by: kvn, twisti

7039731: arraycopy could use prefetch on SPARC Summary: Use BIS and prefetch in arraycopy stubs for Sparc (BIS for T4 only). Reviewed-by: never, iveresov

7071709: JSR 292: switchpoint invalidation should be pushed not pulled Reviewed-by: never

7085404: JSR 292: VolatileCallSites should have push notification too Reviewed-by: never, kvn

7079673: JSR 292: C1 should inline bytecoded method handle adapters Reviewed-by: never

7083786: dead various dead chunks of code Reviewed-by: iveresov, kvn

7085137: -XX:+VerifyOops is broken Summary: Replace set() with patchable_set() to generate 8 instructions always. Reviewed-by: iveresov, never, roland

7078382: JSR 292: don't count method handle adapters against inlining budgets Reviewed-by: kvn, never

7085279: C1 overflows code buffer with VerifyOops and CompressedOops Summary: Increase the limit of code emitted per LIR instruction, increase the max size of the nmethod generated by C1 Reviewed-by: never, kvn, johnc

7082263: Reflection::resolve_field/field_get/field_set are broken Reviewed-by: kvn, dholmes, stefank, coleenp

7083184: JSR 292: don't store context class argument with call site dependencies Reviewed-by: jrose, never

6591247: C2 cleans up the merge point too early during SplitIf Summary: Remove region self reference last Reviewed-by: kvn, never

7059037: Use BIS for zeroing on T4 Summary: Use BIS for zeroing new allocated big (2Kb and more) objects and arrays. Reviewed-by: never, twisti, ysr

7082949: JSR 292: missing ResourceMark in methodOopDesc::make_invoke_method Reviewed-by: kvn, twisti

Merge

Merge

7066841: remove MacroAssembler::br_on_reg_cond() on sparc Summary: Remove the macro assembler routine br_on_reg_cond() and replace the remaining calls to that routine with an equivalent. Reviewed-by: kvn, iveresov

7082645: Hotspot doesn't compile on old linuxes after 7060836 Summary: Move syscall ids definitions into os_linux.cpp Reviewed-by: johnc