z80:Opcodes:SLA

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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