Sunday, December 31, 2023

Re: as cannot do endbr64 instructions (too old)

That's curious.

We never invoke as directly these days.

It feels like an upstream llvm bug, and I say that because noone else has
embraced BTI/IBT as much as we have, everyone else is still considering it
a thing for specific applications or the future.

Lorenz (xha) <me@xha.li> wrote:

> hi misc@,
>
> like the subject says, `as` in the base system cannot do endbr64
> instructions. should it be updated?
>
> background: i am maintaining hare for openbsd and we always have
> to install "gas" from the "binutils" package because the normal one
> is too old. i'd be nice if we don't depend on any packages from
> ports and don't have some specific workarounds in hare just for
> openbsd because "as" is too old.
>
> if updating "as" is not an option, is there a way to invoke the
> llvm assembler directly in the base system?
>
> thanks.
>
> - lorenz
>

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