1 files changed, 12 insertions, 0 deletions
diff --git a/src/compiler/nir/nir_search.h b/src/compiler/nir/nir_search.h
index 1c78d0a3201..9dc09d2361c 100644
--- a/src/compiler/nir/nir_search.h
+++ b/src/compiler/nir/nir_search.h
@@ -132,6 +132,18 @@ typedef struct {
     */
    bool inexact;
 
+   /* Commutative expression index.  This is assigned by opt_algebraic.py when
+    * search structures are constructed and is a unique (to this structure)
+    * index within the commutative operation bitfield used for searching for
+    * all combinations of expressions containing commutative operations.
+    */
+   int8_t comm_expr_idx;
+
+   /* Number of commutative expressions in this expression including this one
+    * (if it is commutative).
+    */
+   uint8_t comm_exprs;
+
    /* One of nir_op or nir_search_op */
    uint16_t opcode;
    const nir_search_value *srcs[4];