Summary: add safepoint before popping expression stack, not after
Reviewed-by: kvn

Summary: Escape Analysis fixes.
Reviewed-by: never, rasbold

Summary: SS12 C++ tripped over new templates usage in instanceKlass.cpp.
Reviewed-by: never

Summary: partial peeling shouldn't place clones into loop
Reviewed-by: kvn

6712835: Server compiler fails with assertion (loop_count < K,"infinite loop in PhaseIterGVN::transform")
Reviewed-by: kvn

Reviewed-by: kvn

Summary: make do_ifnull() handling similar to do_if()
Reviewed-by: jrose, kvn

Summary: Add missing _instance_id settings and other EA fixes.
Reviewed-by: rasbold

Summary: Remove call to repush_if_args()
Reviewed-by: kvn, jrose