RFR: 8370983: Add methods for primitive operators to support method handles

[Joe Darcy]

Initial draft of a partial set of methods wrapping primitive operators to get feedback on the class providing this functionality.

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Commit messages:
 - Appease jcheck.
 - JDK-8370983: Add methods for primiative operators to support method handles

Changes: https://git.openjdk.org/jdk/pull/28081/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=28081&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8370983
  Stats: 699 lines in 1 file changed: 699 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/28081.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/28081/head:pull/28081

PR: https://git.openjdk.org/jdk/pull/28081