cc65/libsrc/runtime/shrax3.s

21 lines
325 B
ArmAsm

;
; Ullrich von Bassewitz, 06.08.1998
;
; CC65 runtime: Scale the primary register by 8
;
.export shrax3
.importzp tmp1
shrax3: stx tmp1
lsr tmp1
ror a
lsr tmp1
ror a
lsr tmp1
ror a
ldx tmp1
rts