Add original unix v6

2018-01-27 22:35:41 +09:00
commit 2c7099ee50
664 changed files with 106254 additions and 0 deletions
@@ -0,0 +1,16 @@
+/*
+ * Location of the users' stored
+ * registers relative to R0.
+ * Usage is u.u_ar0[XX].
+ */
+#define	R0	(0)
+#define	R1	(-2)
+#define	R2	(-9)
+#define	R3	(-8)
+#define	R4	(-7)
+#define	R5	(-6)
+#define	R6	(-3)
+#define	R7	(1)
+#define	RPS	(2)
+
+#define	TBIT	020		/* PS trace bit */