Re: [PATCH] sparc: Avoid unsupported LLD branch relocations

[Nathan Chancellor]

On Wed, May 20, 2026 at 04:20:50PM +0000, Koakuma wrote:
> Yes, at the moment LLD only has very basic capabilities and still can't link
> the kernel, at least not without some rather invasive changes.
> (And even if you manage to land all the changes to the kernel, still there are
> many complex programs out there that's currently unlinkable by LLD that I feel
> like improving LLD would be a better use of resources, in the long term)

Agreed and that is generally what we tried to do for all other
architectures, I don't think SPARC is special here.

> As for the integrated assembler, now that PR 187534 [1] is merged it should
> be possible to build the kernel with IAS, but that commit hasn't made it into
> a release yet so I don't feel like it's the time to update the kernel's
> docs... maybe?
> 
> [1]: https://github.com/llvm/llvm-project/pull/187534

Yeah, we can update the documentation when 23.1.0 is out, but I should
update our CI to test sparc64_defconfig with the integrated assembler
for clang-23+ because we test from main.

-- 
Cheers,
Nathan