## Meta

base:use_shy_as_sty_abs_x

# Using shx/shy as stx,y/sty,x

The 6510 doesn't have a stx abs,y or sty abs,x. So instead you would normally do something like this:

//store X indexed by Y:
txa

//store Y indexed by X:
tya

Which each take 7 cycles. But instead you can do this, which only takes 5:

//store X indexed by Y: