#define tcg_gen_qemu_ldst_op tcg_gen_op3i_i32
#define tcg_gen_qemu_ldst_op_i64 tcg_gen_qemu_ldst_op_i64_i32
#define TCGV_UNUSED(x) TCGV_UNUSED_I32(x)
+#define TCGV_IS_UNUSED(x) TCGV_IS_UNUSED_I32(x)
#define TCGV_EQUAL(a, b) TCGV_EQUAL_I32(a, b)
#else
#define TCGv TCGv_i64
#define tcg_gen_qemu_ldst_op tcg_gen_op3i_i64
#define tcg_gen_qemu_ldst_op_i64 tcg_gen_qemu_ldst_op_i64_i64
#define TCGV_UNUSED(x) TCGV_UNUSED_I64(x)
+#define TCGV_IS_UNUSED(x) TCGV_IS_UNUSED_I64(x)
#define TCGV_EQUAL(a, b) TCGV_EQUAL_I64(a, b)
#endif
#define TCGV_UNUSED_I32(x) x = MAKE_TCGV_I32(-1)
#define TCGV_UNUSED_I64(x) x = MAKE_TCGV_I64(-1)
+#define TCGV_IS_UNUSED_I32(x) (GET_TCGV_I32(x) == -1)
+#define TCGV_IS_UNUSED_I64(x) (GET_TCGV_I64(x) == -1)
+
/* call flags */
/* Helper does not read globals (either directly or through an exception). It
implies TCG_CALL_NO_WRITE_GLOBALS. */