AREA RESET, DATA, READONLY
	EXPORT __Vectors
__Vectors
	DCD 0x10001000
	DCD Reset_Handler
	ALIGN

	AREA MYCODE, CODE, READONLY
	ENTRY
	EXPORT Reset_Handler

Reset_Handler
	LDR R0, =ARRAY
	MOV R9, #9
	LDR R9, [R9]
	ADD R9, R0, R9, LSL #2 	; address of one element from the end
	ADD R1, R0, #4 			; i pointer
	
OUTER
	CMP R1, R9 				; checks append if counter
	BGE DONE
	
	LDR R5, [R1]
	MOV R2, R1				; j pointer (inner loop)

INNER
	SUB R2, R2, #4			; decrements j to previous element
	CMP R2, R0
	BLT INSERT
	
	LDR R8, [R2]
	CMP R8, R5
	BLE INSERT
	
	STR R8, [R2, #4]
	ADD R1, R1, #4
	B INNER

INSERT
	STR R5, [R2, #4]
	ADD R1, R1, #4
	B OUTER

DONE
	B DONE
	
	AREA mydata, DATA, READWRITE
ARRAY DCD 5,2,8,1,9,4,6,3,7

	END