cc65/libsrc/runtime/shrax4.s

23 lines
365 B
ArmAsm

;
; Ullrich von Bassewitz, 25.07.2001
;
; CC65 runtime: Scale the primary register by 16
;
.export shrax4
.importzp tmp1
shrax4: stx tmp1
lsr tmp1
ror a
lsr tmp1
ror a
lsr tmp1
ror a
lsr tmp1
ror a
ldx tmp1
rts