radeonsi/sqtt: export shader code to RGP

With these changes the shader code is visible in RGP.

Vk pipeline feature is emulated using si_update_shaders: when shaders are
updated we compute a sha1 of their code and use it as a pipeline hash.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9277>
3 files changed