lahf

Load Flags into AH

LAHF

Loads bits 0, 2, 4, 6, and 7 of EFLAGS into AH.

Details

The Load Flags into AH instruction loads bits 0, 2, 4, 6, and 7 of EFLAGS into AH.

Pseudocode Operation

// Loads bits 0, 2, 4, 6, and 7 of EFLAGS into AH

Example

LAHF

Encoding

Binary Layout
9F
+0
 
Format Legacy
Opcode 9F
Extension Base

Operands