keeps reg d3-d7/d3-a6 ; registers to preserve
allregs reg d0-d7/a0-a7 ; all registers
movem.l #temps,-(sp) ; these two lines ...
- movea.l d0-d2/a0-a2,-(sp) ; are identical
+ movem.l d0-d2/a0-a2,-(sp) ; are identical
movem.l #keeps,-(sp) ; save "keep" registers
movem.l (sp)+,#keeps ; restore "keep" registers