;;; -*- Mode: asm; indent-tabs-mode: t; tab-width: 8 -*-

;; Sets memory in A to all addresses from B_start to B_end
;; Modifies A, X and B_start
.proc memset
        .include "mem.inc"
	;;put what to recursive write in Y.
	LDX #$0
	TAY
loop:
	;;write to byte
	TYA
	STA (B_start ,X)

	Add_16 B_start, B_start +1, #$01, #$00

	LDA B_start
	CMP B_end
	BEQ test
	jmp loop
test:
	LDA B_start +1
	CMP B_end +1
	BEQ end
	jmp loop
end:
	;;Dont forget to rewrite last byte
	TYA
	STA (B_start, X)
	RTS
.endproc