finit

Initialize FPU

FINIT

Resets FPU to default state.

Details

The Initialize FPU instruction resets FPU to default state.

Pseudocode Operation

// Resets FPU to default state

Example

FINIT

Encoding

Binary Layout
9B
+0
DB
+1
E3
+2
 
Format Legacy
Opcode 9B DB E3
Extension x87 FPU

Operands