diff --git a/src/freedreno/ir3/ir3.h b/src/freedreno/ir3/ir3.h
index b728ef58898..fe6932a4f41 100644
--- a/src/freedreno/ir3/ir3.h
+++ b/src/freedreno/ir3/ir3.h
@@ -1401,6 +1401,8 @@ is_reg_gpr(const struct ir3_register *reg)
 static inline bool
 is_reg_a0(const struct ir3_register *reg)
 {
+   if (reg->flags & (IR3_REG_CONST | IR3_REG_IMMED))
+      return false;
    return reg->num == regid(REG_A0, 0);
 }