freedreno: Cleanups from fd-largeconsts branch
My branch for nir_opt_large_constants (!5810 (merged)) on freedreno is getting unwieldy, let's pull some reviewed fixes out so the next reviewers over there don't have as much to slog through.
My branch for nir_opt_large_constants (!5810 (merged)) on freedreno is getting unwieldy, let's pull some reviewed fixes out so the next reviewers over there don't have as much to slog through.