blci

Bit Line Create Isolated

BLCI r32, r/m32

Sets all bits to 0 except the lowest set bit inverted (x | ~(x+1)).

Details

The Bit Line Create Isolated instruction sets all bits to 0 except the lowest set bit inverted (x | ~(x+1)).

Pseudocode Operation

// Sets all bits to 0 except the lowest set bit inverted (x | ~(x+1))

Example

BLCI eax, ebx

Encoding

Binary Layout
VEX
+0
opcode
+3
ModRM
+4
 
Format TBM
Opcode 8F ... 02
Extension TBM

Operands

  • dest
    32-bit general-purpose register (e.g. EAX)
  • src
    32-bit register or memory