nir: add nir_intrinsic_load_per_primitive_input, split from io_semantics flag

Instead of having 1 bit in nir_io_semantics indicating a per-primitive FS input, add a dedicated intrinsic for it. Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29895>
2024-07-06 04:24:31 -04:00
parent ecfefe823e
commit b2d32ae246
29 changed files with 72 additions and 45 deletions
@@ -2017,9 +2017,7 @@ typedef struct nir_io_semantics {
   unsigned no_sysval_output : 1; /* whether this system value output has no
                                     effect due to current pipeline states */
   unsigned interp_explicit_strict : 1; /* preserve original vertex order */
-   unsigned per_primitive : 1; /* Per-primitive FS input (when FS is used with a mesh shader).
-                                  Note that per-primitive MS outputs are implied by
-                                  using a dedicated intrinsic, store_per_primitive_output. */
+   unsigned _pad : 1;
 } nir_io_semantics;

 /* Transform feedback info for 2 outputs. nir_intrinsic_store_output contains