pause

Spin Loop Hint

PAUSE

Improves performance of spin-wait loops (alias for REP NOP).

Details

The Spin Loop Hint instruction improves performance of spin-wait loops (alias for REP NOP).

Pseudocode Operation

// Improves performance of spin-wait loops (alias for REP NOP)

Example

PAUSE

Encoding

Binary Layout
F3
+0
90
+1
 
Format Legacy
Opcode F3 90
Extension Base

Operands