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 +1,35 @@
+.globl .p,sprv
+.globl .a,.s,.o,.n,.x
+
+/ +
+.a:
+	jsr	pc,sprv
+	add	(sp),4(sp)
+	br	9f
+
+/ -
+.s:
+	jsr	pc,sprv
+	sub	(sp),4(sp)
+	br	9f
+
+/ |
+.o:
+	jsr	pc,sprv
+	bis	(sp),4(sp)
+	br	9f
+
+/ &
+.n:
+	jsr	pc,sprv
+	com	(sp)
+	bic	(sp),4(sp)
+	br	9f
+
+/ ^ exclusive or
+.x:
+	jsr	pc,sprv
+	mov	(sp),r0
+	xor	r0,4(sp)
+9:
+	jmp	.p