gallium: add NIR as a possible IR

Signed-off-by: Rob Clark <[email protected]>
Reviewed-by: Roland Scheidegger <[email protected]>
Reviewed-by: Marek Olšák <[email protected]>

1 files changed, 6 insertions, 0 deletions

diff --git a/src/gallium/include/pipe/p_state.h b/src/gallium/include/pipe/p_state.h
index 3f14e41dff1..eacf9bbe68b 100644
--- a/src/gallium/include/pipe/p_state.h
+++ b/src/gallium/include/pipe/p_state.h
@@ -221,6 +221,11 @@ struct pipe_stream_output_info
  *
  * TODO pipe_compute_state should probably get similar treatment to handle
  * multiple IR's in a cleaner way..
+ *
+ * NOTE: since it is expected that the consumer will want to perform
+ * additional passes on the nir_shader, the driver takes ownership of
+ * the nir_shader.  If state trackers need to hang on to the IR (for
+ * example, variant management), it should use nir_shader_clone().
  */
 struct pipe_shader_state
 {
@@ -230,6 +235,7 @@ struct pipe_shader_state
    union {
       void *llvm;
       void *native;
+      void *nir;
    } ir;
    struct pipe_stream_output_info stream_output;
 };