fistp

Store Integer and Pop

FISTP m16int/m32int/m64int

Converts ST(0) to integer, stores in memory, and pops stack.

Details

The Store Integer and Pop instruction converts ST(0) to integer, stores in memory, and pops stack.

Pseudocode Operation

// Converts ST(0) to integer, stores in memory, and pops stack

Example

FISTP m16int/m32int/m64int

Encoding

Binary Layout
DF
+0
ModRM
+1
 
Format Legacy
Opcode DF /3
Extension x87 FPU

Operands

  • dest
    Integer Memory