Re: [edk2-devel] Is Xcode5ExceptionHandlerAsm.nasm still needed?

["Ard Biesheuvel" <ardb@kernel.org>]

On Thu, 30 Mar 2023 at 18:33, Ard Biesheuvel <ardb@kernel.org> wrote:
>
> On Thu, 30 Mar 2023 at 17:04, Ard Biesheuvel <ardb@kernel.org> wrote:
> >
> > On Thu, 30 Mar 2023 at 16:25, Ni, Ray <ray.ni@intel.com> wrote:
> > >
> > > I am afraid they are not template code.
> > > That means if nx is set for data section, they can not be executed.
> > >
> >
> > Currently, we fix up the entries by writing to the .text section at
> > runtime, so NX seems out of scope in any case.
> >
> > Someone should check Xcode5, but for LLD, adding  -Wl,-z,notext is
> > sufficient to work around the error.
>
> As far as I could figure out, '-read_only_relocs suppress' does the
> same thing as '-z notext' on the GNU linker, and permits the code to
> be built with the absolute relocations in the .text section.
>
> AFAICT, this means we don't need the runtime fixups, nor do we need to
> move that code out of .text
>
> i'll respin the series I sent out earlier today with that if I manage
> to build a working OVMF.fd with XCODE5

Hmm seems we are already using that for XCODE5.