diff --git a/tcg/tcg.c b/tcg/tcg.c
index 2991112..de91bb6 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -107,8 +107,9 @@
 static bool tcg_out_mov(TCGContext *s, TCGType type, TCGReg ret, TCGReg arg);
 static void tcg_out_movi(TCGContext *s, TCGType type,
                          TCGReg ret, tcg_target_long arg);
-static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args,
-                       const int *const_args);
+static void tcg_out_op(TCGContext *s, TCGOpcode opc,
+                       const TCGArg args[TCG_MAX_OP_ARGS],
+                       const int const_args[TCG_MAX_OP_ARGS]);
 #if TCG_TARGET_MAYBE_vec
 static bool tcg_out_dup_vec(TCGContext *s, TCGType type, unsigned vece,
                             TCGReg dst, TCGReg src);
@@ -116,9 +117,10 @@
                              TCGReg dst, TCGReg base, intptr_t offset);
 static void tcg_out_dupi_vec(TCGContext *s, TCGType type, unsigned vece,
                              TCGReg dst, int64_t arg);
-static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc, unsigned vecl,
-                           unsigned vece, const TCGArg *args,
-                           const int *const_args);
+static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
+                           unsigned vecl, unsigned vece,
+                           const TCGArg args[TCG_MAX_OP_ARGS],
+                           const int const_args[TCG_MAX_OP_ARGS]);
 #else
 static inline bool tcg_out_dup_vec(TCGContext *s, TCGType type, unsigned vece,
                                    TCGReg dst, TCGReg src)
@@ -135,9 +137,10 @@
 {
     g_assert_not_reached();
 }
-static inline void tcg_out_vec_op(TCGContext *s, TCGOpcode opc, unsigned vecl,
-                                  unsigned vece, const TCGArg *args,
-                                  const int *const_args)
+static inline void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
+                                  unsigned vecl, unsigned vece,
+                                  const TCGArg args[TCG_MAX_OP_ARGS],
+                                  const int const_args[TCG_MAX_OP_ARGS])
 {
     g_assert_not_reached();
 }