pan/bi: Move bi_word_node to common code

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11327>

src/panfrost/bifrost/bi_opt_copy_prop.c

@@ -34,13 +34,6 @@ bi_is_copy(bi_instr *ins)
                                 || ins->src[0].type == BI_INDEX_CONSTANT);
 }
 
-static inline unsigned
-bi_word_node(bi_index idx)
-{
-        assert(idx.type == BI_INDEX_NORMAL && !idx.reg);
-        return (idx.value << 2) | idx.offset;
-}
-
 static bool
 bi_reads_fau(bi_instr *ins)
 {

src/panfrost/bifrost/compiler.h

@@ -989,6 +989,12 @@ bi_builder_insert(bi_cursor *cursor, bi_instr *I)
     unreachable("Invalid cursor option");
 }
 
+static inline unsigned
+bi_word_node(bi_index idx)
+{
+        assert(idx.type == BI_INDEX_NORMAL && !idx.reg);
+        return (idx.value << 2) | idx.offset;
+}
 
 /* NIR passes */