7116081: USE_PRECOMPILED_HEADER=0 triggers a single threaded build of the JVM Summary: Changed the conditional to see if the precompiled header has been specified. Also, removed the unused PrecompiledOption. Reviewed-by: dholmes, brutisso

7112034: Parallel CMS fails to properly mark reference objects Summary: Enabled reference processing when work stealing during concurrent marking Reviewed-by: jmasa, brutisso

Merge

7114095: G1: assert(obj == oopDesc::load_decode_heap_oop(p)) failed: p should still be pointing to obj Summary: As a result of the changes for 4965777, the G1 reference field scanning closure could be applied to the discovered field of a reference object twice. The failing assert is too strong if the result of the first application of the closure is stolen, and the referenced object, evacuated by another worker thread. Reviewed-by: ysr, tonyp

Merge

7117282: assert(base == NULL || t_adr->isa_rawptr() || !phase->type(base) Summary: Delay memory node transformation until the memory is processed. Reviewed-by: iveresov, never

7116795: Tiered: enable by default for server Summary: Enable tiered compilation on server VM by default Reviewed-by: kvn, never

7112478: after 7105605 JRuby bench_define_method_methods.rb fails with NPE Summary: Fixed several EA issues with Connection Graph construction. Reviewed-by: never, twisti

7090968: Allow adlc register class to depend on runtime conditions Summary: allow reg_class definition as a function. Reviewed-by: kvn, never

7077312: Provide a CALL effect for instruct declaration in the ad file Summary: abstracted way to declare that the MachNode has the effect of a call (kills caller save registers, preserves callee save registers) Reviewed-by: twisti, never