8223178: Improve FileSystems.newFileSystem example with map factory methods Reviewed-by: alanb, clanger, bpb

8223309: test failing due to self-assign-overloaded Reviewed-by: tbell Contributed-by: johan.vos@gluonhq.com, erik.joelsson@oracle.com

8220724: TestBiasedLockRevocationEvents fails while matching revoke events to VMOperation events Summary: Safepoint id used by JavaThread when posting event is now set inside appropiate safepoint Reviewed-by: dholmes, rehn

8223265: Clarify operational semantics of java.util.Objects.equals() Reviewed-by: bpb, alanb

8223262: [AOT] jaotc crashes with assert(!(((ThreadShadow*)__the_thread__)->has_pending_exception())) failed: Should not allocate with exception pending Summary: Added missing checks for pending exception. Reviewed-by: never, gdub, dnsimon

8223248: [AIX] Remove old xlC 10 workaround for load acquire Reviewed-by: goetz, lucy

8222500: runtime/8176717/TestInheritFD.java failed with java.nio.file.NoSuchFileException: /tmp/communication7071713601211876892.txt Summary: Create the test's temporary files inside of jtreg scratch directories instead of /tmp Reviewed-by: coleenp, lfoltan, dholmes

8216137: assert failed: Live node limit exceeded. 8219520: assert failed: Live node limit exceeded. Summary: Adding simplistic node budget support for loop-transformations. This /should/attempts to/ resolve most cases of: "assert(Compile::current()->live_nodes() < Compile::current()->max_node_limit()) failed: Live Node limit exceeded limit". Reviewed-by: vlivanov, neliasso

8223143: Restructure/clean-up for 'loopexit_or_null()'. Summary: Minor restructure and clean-up for 'loopexit_or_null()' and its use. Reviewed-by: vlivanov

8223142: Clean-up WS and CB. Reviewed-by: vlivanov