linux-mips
[Top] [All Lists]

Re: [PATCH 1/3] fixed mtc0_tlbw_hazard

To: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Subject: Re: [PATCH 1/3] fixed mtc0_tlbw_hazard
From: Ralf Baechle <ralf@linux-mips.org>
Date: Mon, 25 Sep 2006 15:26:30 +0100
Cc: Sergei Shtylyov <sshtylyov@dev.rtsoft.ru>, linux-mips@linux-mips.org
In-reply-to: <20060922014142.2a1985c1.yoichi_yuasa@tripeaks.co.jp>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20060922010713.657f2861.yoichi_yuasa@tripeaks.co.jp> <4512BC2A.6040003@dev.rtsoft.ru> <20060922014142.2a1985c1.yoichi_yuasa@tripeaks.co.jp>
Sender: linux-mips-bounce@linux-mips.org
User-agent: Mutt/1.4.2.1i
On Fri, Sep 22, 2006 at 01:41:42AM +0900, Yoichi Yuasa wrote:

> previous mtc0_tlbw_hazard() for C used nop.
> "b . + 8" is trick for R4000/R4400, see comment in old hazard.h .

The trick actually requires to have the tlbw in the branch delay slot,
so was broken for the C version anyway.

  Ralf

<Prev in Thread] Current Thread [Next in Thread>