dsb

Data Synchronization Barrier

DSB <option>

Ensures completion of memory accesses.

Details

The Data Synchronization Barrier instruction ensures completion of memory accesses.

Pseudocode Operation

// Memory/instruction barrier

Example

DSB option

Encoding

Binary Layout
11010101
000
00011
0011
CRm
1001111
 
Format System
Opcode 0xD503309F
Extension Base

Operands

  • option
    Barrier type