1 files changed, 5 insertions, 0 deletions
diff --git a/src/panfrost/midgard/midgard_print.c b/src/panfrost/midgard/midgard_print.c
index 585df36565f..d6aef04cb92 100644
--- a/src/panfrost/midgard/midgard_print.c
+++ b/src/panfrost/midgard/midgard_print.c
@@ -34,6 +34,11 @@
 static void
 mir_print_index(int source)
 {
+        if (source < 0) {
+                printf("_");
+                return;
+        }
+
         if (source >= SSA_FIXED_MINIMUM) {
                 /* Specific register */
                 int reg = SSA_REG_FROM_FIXED(source);