Summary: Duplicate cmp node in empty loop if it has other users
Reviewed-by: neliasso, thartmann
Contributed-by: wanghuang3@huawei.com, xietuo@huawei.com

8214189: test/hotspot/jtreg/compiler/intrinsics/mathexact/MulExactLConstantTest.java fails on Windows x64 when run with -XX:-TieredCompilation
Reviewed-by: kvn

Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair

Summary: Remove AND operation only if mask is equal to shift.
Reviewed-by: never

Summary: Mismatch in some header copyrights from standard templates
Reviewed-by: jcoomes

Summary: Changed license headers to GPL
Reviewed-by: tonyp, rasbold

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

Summary: fix several problems in C2 related to Escape Analysis and Compressed Oops.
Reviewed-by: never, jrose