lima/ppir: fix ssa undef emit

The ssa doesn't need to be manually added to block->comp->reg_list.
Doing so actually causes other registers to be marked as undef=true
later.

This patch alone fixes a few deqp tests that have undefs.

Signed-off-by: Erico Nunes <nunes.erico@gmail.com>
Reviewed-by: Vasily Khoruzhick <anarsoul@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3502>
2 files changed