RFR: 8294729: [s390] Implement nmethod entry barriers

Wed Oct 26 20:00:38 UTC 2022

On Fri, 7 Oct 2022 12:41:47 GMT, Lutz Schmidt <lucy at openjdk.org> wrote:

>> `_nmethod_disarm_value` is 64 bit of which the high order 32 bits are only used on aarch64. Other platforms use a 4 Byte access, so `z_cfi` is correct.
>
> How is the value stored then? Using a 8-byte store? Hopefully...

Yes, `_nmethod_disarm_value = (uint64_t)(uint32_t)value;`

-------------

PR: https://git.openjdk.org/jdk/pull/10558