35. Bitwise logic operations

• 
      and $t1, $t2, $t3    # $t1 = $t2 & $t3 (bitwise and)
      or  $t1, $t2, $t3    # $t1 = $t2 | $t3 (bitwise or)
      xor $t1, $t2, $t3    # $t1 = $t2 ^ $t3 (bitwise xor)
  
  

• Immediate formats

  
      andi $t1, $t2, 0x0F  # $t1 = $t2 & 0x0F (bitwise and)
      ori  $t1, $t2, 0xF0  # $t1 = $t2 | 0xF0 (bitwise or)
      xori $t1, $t2, 0xFF  # $t1 = $t2 ^ 0xFF (bitwise xor)