From owner-svn-src-projects@FreeBSD.ORG  Thu Aug 14 18:46:37 2014
Return-Path: <owner-svn-src-projects@FreeBSD.ORG>
Delivered-To: svn-src-projects@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 60FBDA94;
 Thu, 14 Aug 2014 18:46:37 +0000 (UTC)
Received: from svn.freebsd.org (svn.freebsd.org
 [IPv6:2001:1900:2254:2068::e6a:0])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id EFB802E36;
 Thu, 14 Aug 2014 18:46:36 +0000 (UTC)
Received: from svn.freebsd.org ([127.0.1.70])
 by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id s7EIkavr042783;
 Thu, 14 Aug 2014 18:46:36 GMT (envelope-from andrew@FreeBSD.org)
Received: (from andrew@localhost)
 by svn.freebsd.org (8.14.9/8.14.9/Submit) id s7EIka34042782;
 Thu, 14 Aug 2014 18:46:36 GMT (envelope-from andrew@FreeBSD.org)
Message-Id: <201408141846.s7EIka34042782@svn.freebsd.org>
X-Authentication-Warning: svn.freebsd.org: andrew set sender to
 andrew@FreeBSD.org using -f
From: Andrew Turner <andrew@FreeBSD.org>
Date: Thu, 14 Aug 2014 18:46:36 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-projects@freebsd.org
Subject: svn commit: r269997 - projects/arm64/sys/arm64/include
X-SVN-Group: projects
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
X-BeenThere: svn-src-projects@freebsd.org
X-Mailman-Version: 2.1.18-1
Precedence: list
List-Id: "SVN commit messages for the src &quot; projects&quot;
 tree" <svn-src-projects.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/svn-src-projects>, 
 <mailto:svn-src-projects-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-projects/>
List-Post: <mailto:svn-src-projects@freebsd.org>
List-Help: <mailto:svn-src-projects-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-projects>, 
 <mailto:svn-src-projects-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 14 Aug 2014 18:46:37 -0000

Author: andrew
Date: Thu Aug 14 18:46:36 2014
New Revision: 269997
URL: http://svnweb.freebsd.org/changeset/base/269997

Log:
  Add WEAK_REFERENCE to create a weak reference to a symbol in asm

Modified:
  projects/arm64/sys/arm64/include/asm.h

Modified: projects/arm64/sys/arm64/include/asm.h
==============================================================================
--- projects/arm64/sys/arm64/include/asm.h	Thu Aug 14 18:46:33 2014	(r269996)
+++ projects/arm64/sys/arm64/include/asm.h	Thu Aug 14 18:46:36 2014	(r269997)
@@ -41,6 +41,10 @@
 	.text; .globl sym; .align 2; sym:
 #define END(sym) .size sym, . - sym
 
+#define	WEAK_REFERENCE(sym, alias)				\
+	.weak alias;						\
+	.set alias,sym
+
 #define	UINT64_C(x)	(x)
 
 #endif /* _MACHINE_ASM_H_ */