Data commit

Task/String-concatenation/MIPS-Assembly/string-concatenation.mips

@@ -0,0 +1,39 @@
+main:
+	la $a0,String1
+	la $a1,UserRam
+
+	jal strcpy			
+	nop
+
+	la $a0,String2
+	jal strcpy
+	nop
+	
+	la $a0,UserRam
+	jal PrintString
+	nop
+
+shutdown:
+	nop           ;normally not needed, but Project 64 will throw an exception if I don't have a nop here.
+	b shutdown    ;loop forever
+	nop
+strcpy:
+	LBU t0,(a0)
+        nop
+	beqz t0,strcpy_done	
+	SB t0,(a1)			;branch delay slot - this is actually executed BEFORE the beqz!
+	addiu a0,a0,1
+	b strcpy
+	addiu a1,a1,1		        ;branch delay slot
+strcpy_done:
+	jr ra
+	nop
+
+String1:
+	.ascii "abcdefghijk"
+	.byte 0
+	.align 4
+String2:
+	.ascii "lmnopqrstuvwxyz"
+	.byte 0
+	.align 4