diff --git a/src/panfrost/bifrost/ISA.xml b/src/panfrost/bifrost/ISA.xml
index e5c600c874d..f1e908331c2 100644
--- a/src/panfrost/bifrost/ISA.xml
+++ b/src/panfrost/bifrost/ISA.xml
@@ -8854,6 +8854,8 @@
     </mod>
   </ins>
 
+  <ins name="+PHI" pseudo="true" variable_srcs="true"/>
+
   <ins name="+COLLECT.i32" pseudo="true" variable_srcs="true"/>
 
   <ins name="+SPLIT.i32" pseudo="true" variable_dests="true">
diff --git a/src/panfrost/bifrost/bi_printer.c.py b/src/panfrost/bifrost/bi_printer.c.py
index b4cc3d8965e..391223593ea 100644
--- a/src/panfrost/bifrost/bi_printer.c.py
+++ b/src/panfrost/bifrost/bi_printer.c.py
@@ -179,7 +179,7 @@ bi_print_instr(const bi_instr *I, FILE *fp)
     if (I->flow)
         fprintf(fp, ".flow%u", I->flow);
 
-    if (I->op == BI_OPCODE_COLLECT_I32) {
+    if (I->op == BI_OPCODE_COLLECT_I32 || I->op == BI_OPCODE_PHI) {
         for (unsigned i = 0; i < I->nr_srcs; ++i) {
             if (i > 0)
                 fputs(", ", fp);