Move each of the bits in A one place to the left. Bit 0 is filled with the current value of the carry flag whilst the old bit 7 becomes the new carry flag value.
C Carry Flag Set to contents of old bit 7 Z Zero Flag Set if A = 0 I Interrupt Disable Not affected D Decimal Mode Flag Not affected B Break Command Not affected V Overflow Flag Not affected N Negative Flag Set if bit 7 of the result is set
RolA is referenced in 1 repositorygithub.com/nwidger/nintengo
- 1 reference in m65go2/instructions.go