#define Src2One (3<<29)
#define Src2Mask (7<<29)
-#define X2(x) x, x
-#define X3(x) X2(x), x
-#define X4(x) X2(x), X2(x)
-#define X5(x) X4(x), x
-#define X6(x) X4(x), X2(x)
-#define X7(x) X4(x), X3(x)
-#define X8(x) X4(x), X4(x)
-#define X16(x) X8(x), X8(x)
+#define X2(x...) x, x
+#define X3(x...) X2(x), x
+#define X4(x...) X2(x), X2(x)
+#define X5(x...) X4(x), x
+#define X6(x...) X4(x), X2(x)
+#define X7(x...) X4(x), X3(x)
+#define X8(x...) X4(x), X4(x)
+#define X16(x...) X8(x), X8(x)
struct opcode {
u32 flags;