src	.set	A4
dst	.set	B4

S0	.set	A6
S1	.set	A7
T0	.set	B6
T1	.set	B7

x	.set	A2
y	.set	B2

	
ppu2	.macro	
	LDW	*src++, x
||	STW	B0, *dst++
||	ADDU	B0, S1:S0, S1:S0
|| [A1]	NOT	A0, A0
||	SHL	y, 1, B1:B0

	LDW	*src++, y
||	STW	A0, *dst++
||	SHL	x, 1, A1:A0
||	ADDU	A0, T1:T0, T1:T0
|| [B1]	NOT	B0, B0
	.endm

	ppu2
	ppu2
	ppu2
	ppu2