mbar

Memory Barrier

mbar MO

Ensures memory access ordering (Embedded version of 'sync').

Details

The Memory Barrier instruction ensures memory access ordering (Embedded version of 'sync').

Pseudocode Operation

// Ensures memory access ordering (Embedded version of 'sync')

Example

mbar 0

Encoding

Binary Layout
31
0
0
6
0
11
MO
16
854
21
/
31
 
Format X-form
Opcode 0x7C0006AC
Extension Embedded

Operands

  • MO
    Ordering