gallium/ntt: Drop comment about needing array_id for svga tess.

The svga tess stuff is about internally making a temp array, not arrayid
of the outputs.

Reviewed-by: Gert Wollny <gert.wollny@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8373>

diff --git a/src/gallium/auxiliary/nir/nir_to_tgsi.c b/src/gallium/auxiliary/nir/nir_to_tgsi.c
index 9769dcb..414bac8 100644 (file)
--- a/src/gallium/auxiliary/nir/nir_to_tgsi.c
+++ b/src/gallium/auxiliary/nir/nir_to_tgsi.c
@@ -1465,7 +1465,7 @@ ntt_emit_store_output(struct ntt_compile *c, nir_intrinsic_instr *instr)
             gs_streams &= ~(0x3 << 2 * i);
       }
 
-      /* XXX: array_id is used in svga tess. */
+      /* No driver appears to use array_id of outputs. */
       unsigned array_id = 0;
 
       /* This bit is lost in the i/o semantics, but it's unused in in-tree