On Wed, 1 Jun 2022 07:32:35 GMT, Dean Long <dlong 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. That's true. ------------- PR: https://git.openjdk.java.net/jdk/pull/8955