Re: [musl] FYI: llvm-musl-hexagon toolchain build script v1

[Rich Felker <dalias@libc.org>]

On Sun, Jul 25, 2021 at 07:11:43PM -0500, Rob Landley wrote:
> Note the first three lines are the 3 git archives to clone into the current
> directory. (llvm, linux, and qualcomm's musl-hexagon fork)
> 
> Loosely based on the
> https://github.com/qemu/qemu/blob/master/tests/docker/dockerfiles/debian-hexagon-cross.docker.d/build-toolchain.sh
> with a _LOT_ of simplification. Yes, it can still be slimmed down further,
> working on it ala
> https://lists.nongnu.org/archive/html/qemu-devel/2021-07/msg04610.html
> 
> I built a toybox binary which qemu-hexagon could run, and I built a
> comet_defconfig vlinux which... doesn't seem to have a qemu-system-hexagon board
> emulation yet? Hmmm...
> 
> Their musl hexagon branch is a couple dozen patches on top of a commit from
> January of this year. Should rebase reasonnably to current without too much effort.

Yes, it was proposed here a while back after a long time of being
something done independently that we hadn't seen. I need to look back
at the thread to determine where things are with getting it
upstreamable. My lack of tooling to build and test it is partly a
blocker, so if you're willing to help with that side of things it'd be
great.

Rich