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[SYSVABI64] Add Guarded Control Stack (GCS) Feature Bit #231

Merged
merged 2 commits into from
Dec 11, 2023
Merged

[SYSVABI64] Add Guarded Control Stack (GCS) Feature Bit #231

merged 2 commits into from
Dec 11, 2023

Commits on Nov 22, 2023

  1. [SYSVABI64] Add Guarded Control Stack (GCS) Feature Bit 

    Add GNU_PROPERTY_AARCH64_FEATURE_1_GCS to the GNU property
GNU_PROPERTY_AARCH64_FEATURE_1_AND.

This permits executables and shared libraries to declare
that they are compatible with GCS, this permits a platform
to enable GCS for a program when the executable and all of
its dependecies are compatible with it.

When GCS is enabled, use of dlopen of a shared library that
is not GCS compatible is platform defined. Some platforms
may be able to disable GCS, others may decide to refuse to
load the library.
    @smithp35
    smithp35 committed Nov 22, 2023
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Commits on Nov 27, 2023

  1. "Address John Brawn's review comment on procedure push/pop operation 

    This commit will be squashed before merging.
    @smithp35
    smithp35 committed Nov 27, 2023
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