z80:Opcodes:SLA
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Revision as of 22:28, 10 March 2017 by ReGuess (talk | contribs) (Added summary. I assume this is correct, given the info in the Effects section and in Z80:Opcodes:SRA)
Arithmetic shift left 1 bit, bit 7 goes to carry flag, bit 0 remains unchanged.
Syntax
sla op8
Allowed Instructions
SLA A SLA B SLA C SLA D SLA E SLA H SLA L SLA (HL) SLA (IX+n) SLA (IY+n)
Effects
S and Z by definition, H and N reset, C from bit 7, P/V set if result is even.
Uses
T-States
r denotes 8-bit register.
| r | 8 |
| (hl) | 15 |
| (ix+X) | 23 |
| (iy+X) | 23 |
See Also
RL,RLA,RLC,RLCA,RLD,RR,RRA,RRC,RRCA,RRD,SLL/SL1,SRA,SRL
