On Wed, 1 Jun 2022 06:05:37 GMT, Rickard Bäckman <rbackman at openjdk.org> wrote: > The NOP is required for deoptimization. I could be wrong, but I thought aarch64 allowed undefined instructions to be patched on top of branch instructions too. ------------- PR: https://git.openjdk.java.net/jdk/pull/8955