Implied
  Implied (6502)
    CLC - clears the carry flag in the condition code register.

  Implied combined with  base, displacement (IBM 360)
    LPSW 422(R0) - Load PSW - Implied displacement.
      (16 bit opcode, 4 bit register, 12 bit displacement) 
      Loads the program status with the value found in memory 422
      The status register is implied by the opcode.
      IBM 360 usually requires destination operand.