Nios® II Processor Reference Guide

ID 683836
Date 8/28/2023
Public
Document Table of Contents

8.5.92. sync

Instruction memory synchronization
Operation

None

Assembler Syntax

sync

Example

sync

Description

Forces all pending memory accesses to complete before allowing execution of subsequent instructions. In processor cores that support in-order memory accesses only, this instruction performs no operation.

Exceptions

None

Instruction Type

R

Instruction Fields

None

Bit Fields
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
0 0 0 0x36
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0x36 0 0x3a