In this PR I introduce some constants in `StackMapGenerator`. No change in logic is expected.
Passes tests in `jdk/classfile`. ------------- Commit messages: - nn - Merge branch 'master' into JDK-8354871 - constants Changes: https://git.openjdk.org/jdk/pull/27029/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=27029&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8354871 Stats: 124 lines in 7 files changed: 21 ins; 26 del; 77 mod Patch: https://git.openjdk.org/jdk/pull/27029.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/27029/head:pull/27029 PR: https://git.openjdk.org/jdk/pull/27029
