[Vm-dev] [OpenSmalltalk/opensmalltalk-vm] Illegal instruction `mrs x0, id_aa64isar0_el1` on aarch64 on older Linux kernels (Issue #608)

[Eliot Miranda]

Should be fixed by 6f2914e4484fa2d6f0e0107391b674daea85b60c
Author: Eliot Miranda <eliot.miranda at gmail.com>
Date:   Thu Dec 2 14:03:25 2021 -0800

    CogVm source as per VMMaker.oscog-eem.3117

    Cog ARMv8: Since id_aa64isar0_el1 is a priviledged instruction use getauxval on
    linux to derive the value(s) derived there-from, currenty whether atomic
    instructions are available or not. This addresses opensmalltalk-vm Issue #608.

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