From owner-cvs-all  Thu Oct 25  9:52:49 2001
Delivered-To: cvs-all@freebsd.org
Received: from freefall.freebsd.org (freefall.FreeBSD.org [216.136.204.21])
	by hub.freebsd.org (Postfix) with ESMTP
	id 6F5A437B401; Thu, 25 Oct 2001 09:52:43 -0700 (PDT)
Received: (from jhb@localhost)
	by freefall.freebsd.org (8.11.4/8.11.4) id f9PGqhQ55978;
	Thu, 25 Oct 2001 09:52:43 -0700 (PDT)
	(envelope-from jhb)
Message-Id: <200110251652.f9PGqhQ55978@freefall.freebsd.org>
From: John Baldwin <jhb@FreeBSD.org>
Date: Thu, 25 Oct 2001 09:52:43 -0700 (PDT)
To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject: cvs commit: src/sys/i386/i386 swtch.s
X-FreeBSD-CVS-Branch: HEAD
Sender: owner-cvs-all@FreeBSD.ORG
Precedence: bulk
List-ID: <cvs-all.FreeBSD.ORG>
List-Archive: <http://docs.freebsd.org/mail/> (Web Archive)
List-Help: <mailto:majordomo@FreeBSD.ORG?subject=help> (List Instructions)
List-Subscribe: <mailto:majordomo@FreeBSD.ORG?subject=subscribe%20cvs-all>
List-Unsubscribe: <mailto:majordomo@FreeBSD.ORG?subject=unsubscribe%20cvs-all>
X-Loop: FreeBSD.ORG

jhb         2001/10/25 09:52:43 PDT

  Modified files:
    sys/i386/i386        swtch.s 
  Log:
  Use %ecx instead of %ebx for the scratch register while updating %dr7 since
  %ecx isn't a call safe register and thus we don't have to save and restore
  it.
  
  Submitted by:	bde
  
  Revision  Changes    Path
  1.121     +3 -5      src/sys/i386/i386/swtch.s

To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe cvs-all" in the body of the message