_sync_cache_range Subroutine

Base Operating System and Extensions Technical Reference, Volume 2

_sync_cache_range Subroutine

Purpose

Synchronizes the I cache with the D cache.

Library

Standard C Library (libc.a)

Syntax

void _sync_cache_range (eaddr, count)
caddr_t eaddr;
uint count;

Description

The _sync_cache_range subroutine synchronizes the I cache with the D cache, given an effective address and byte count. Programs performing instruction modification can call this routine to ensure that the most recent instructions are fetched for the address range.

Parameters

eaddr	Specifies the starting effective address of the address range.
count	Specifies the byte count of the address range.

Implementation Specifics

This subroutine is part of AIX Base Operating System (BOS) Runtime.

Related Information

The clf (Cache Line Flush) Instruction in AIX Version 4.3 Assembler Language Reference.