Hi, The load to FlatArrayKlass::_layout_kind can be constant-folded if the receiver is a constant. This eliminates all checks when the array type is known statically or speculated correctly.
Please leave your reviews, thanks a lot. ------------- Commit messages: - constant fold layout kind loads Changes: https://git.openjdk.org/valhalla/pull/1687/files Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=1687&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8370195 Stats: 137 lines in 4 files changed: 135 ins; 0 del; 2 mod Patch: https://git.openjdk.org/valhalla/pull/1687.diff Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1687/head:pull/1687 PR: https://git.openjdk.org/valhalla/pull/1687
