From owner-svn-src-all@FreeBSD.ORG  Sat Mar 20 21:15:56 2010
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 62BB31065672;
	Sat, 20 Mar 2010 21:15:56 +0000 (UTC)
	(envelope-from marius@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id 51CB08FC0C;
	Sat, 20 Mar 2010 21:15:56 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id o2KLFuAq090245;
	Sat, 20 Mar 2010 21:15:56 GMT (envelope-from marius@svn.freebsd.org)
Received: (from marius@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id o2KLFuhH090243;
	Sat, 20 Mar 2010 21:15:56 GMT (envelope-from marius@svn.freebsd.org)
Message-Id: <201003202115.o2KLFuhH090243@svn.freebsd.org>
From: Marius Strobl <marius@FreeBSD.org>
Date: Sat, 20 Mar 2010 21:15:56 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
	svn-src-head@freebsd.org
X-SVN-Group: head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r205394 - head/lib/libc/sparc64/fpu
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
	user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 20 Mar 2010 21:15:56 -0000

Author: marius
Date: Sat Mar 20 21:15:56 2010
New Revision: 205394
URL: http://svn.freebsd.org/changeset/base/205394

Log:
  Ensure that __fpu_ftox() both returns the high bits and res[1] contains
  the low bits also in the default case.
  
  PR:		144900
  Obtained from:	OpenBSD
  MFC after:	3 days

Modified:
  head/lib/libc/sparc64/fpu/fpu_implode.c

Modified: head/lib/libc/sparc64/fpu/fpu_implode.c
==============================================================================
--- head/lib/libc/sparc64/fpu/fpu_implode.c	Sat Mar 20 21:04:47 2010	(r205393)
+++ head/lib/libc/sparc64/fpu/fpu_implode.c	Sat Mar 20 21:15:56 2010	(r205394)
@@ -248,8 +248,8 @@ __fpu_ftox(fe, fp, res)
 	sign = fp->fp_sign;
 	switch (fp->fp_class) {
 	case FPC_ZERO:
-		res[1] = 0;
-		return (0);
+		i = 0;
+		goto done;
 
 	case FPC_NUM:
 		/*
@@ -273,15 +273,17 @@ __fpu_ftox(fe, fp, res)
 			break;
 		if (sign)
 			i = -i;
-		res[1] = (int)i;
-		return (i >> 32);
+		goto done;
 
 	default:		/* Inf, qNaN, sNaN */
 		break;
 	}
 	/* overflow: replace any inexact exception with invalid */
 	fe->fe_cx = (fe->fe_cx & ~FSR_NX) | FSR_NV;
-	return (0x7fffffffffffffffLL + sign);
+	i = 0x7fffffffffffffffLL + sign;
+done:
+	res[1] = i & 0xffffffff;
+	return (i >> 32);
 }
 
 /*