pan/bi: Add packing unit test group

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8723>

src/panfrost/bifrost/bi_pack.c

@@ -939,3 +939,11 @@ bi_pack(bi_context *ctx, struct util_dynarray *emission)
                 }
         }
 }
+
+#ifndef NDEBUG
+
+int bi_test_packing(void)
+{
+        return 0;
+}
+#endif

src/panfrost/bifrost/cmdline.c

@@ -123,6 +123,7 @@ bi_tests()
 {
 #ifndef NDEBUG
         bi_test_scheduler();
+        bi_test_packing();
         printf("Pass.\n");
         return 0;
 #else

src/panfrost/bifrost/compiler.h

@@ -724,6 +724,7 @@ void bi_register_allocate(bi_context *ctx);
 
 /* Test suite */
 int bi_test_scheduler(void);
+int bi_test_packing(void);
 
 bi_clause *
 bi_singleton(void *memctx, bi_instr *ins,