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 +1,24 @@
+.globl succ,.u,update
+.globl .ia,.ib,.da,.db
+
+/prefix ++
+.ib:
+	inc	(sp)
+	jmp	.u
+/prefix --
+.db:
+	dec	(sp)
+	jmp	.u
+/postfix++
+.ia:
+	inc	(sp)
+	jsr	pc,update
+	dec	(sp)
+	jmp	succ
+/potsfix --
+.da:
+	dec	(sp)
+	jsr	pc,update
+	inc	(sp)
+	jmp	succ
+