On Thu, 4 Feb 2021 22:54:42 GMT, Gerard Ziemski <gziem...@openjdk.org> wrote:
>> src/hotspot/os_cpu/bsd_aarch64/os_bsd_aarch64.cpp line 363:
>>
>>> 361: address pc = os::Posix::ucontext_get_pc(uc);
>>> 362:
>>> 363: if (pc != addr && uc->context_esr == 0x9200004F) { //TODO: figure
>>> out what this value means
>>
>> Is this TODO going to be resolved by this port?
>
> Where did this come from - some snippet/example/tech note code? Maybe other
> people can help figure it out if we provide more info.
This is the version of w^x on-demand switch implemented by microsoft guys. This
is enabled only for debug builds.
@lewurm could you comment here please
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PR: https://git.openjdk.java.net/jdk/pull/2200
