X-Recipient: archive-cygwin@delorie.com X-SWARE-Spam-Status: No, hits=-5.3 required=5.0 tests=AWL,BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,KHOP_RCVD_TRUST,KHOP_THREADED,RCVD_IN_DNSWL_LOW,RCVD_IN_HOSTKARMA_YE X-Spam-Check-By: sourceware.org MIME-Version: 1.0 In-Reply-To: References: <20120801191737.7557.qmail@sourceware.org> Date: Thu, 2 Aug 2012 09:56:26 +0200 Message-ID: Subject: src/winsup/w32api ChangeLog include/winnt.h From: =?UTF-8?Q?V=C3=A1clav_Zeman?= To: cygwin@cygwin.com Cc: earnie@cygwin.com Content-Type: text/plain; charset=UTF-8 X-IsSubscribed: yes Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Delivered-To: mailing list cygwin@cygwin.com On 1 August 2012 21:17, wrote: > CVSROOT: /cvs/src > Module name: src > Changes by: earnie@... 2012-08-01 19:17:37 > > Modified files: > winsup/w32api : ChangeLog > winsup/w32api/include: winnt.h > > Log message: > * include/winnt.h (MemoryBarrier): Add definition. > > Patches: > http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/w32api/ChangeLog.diff?cvsroot=src&r1=1.1121&r2=1.1122 > http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/w32api/include/winnt.h.diff?cvsroot=src&r1=1.139&r2=1.140 > +# else + FORCEINLINE VOID MemoryBarrier (VOID) { + LONG Barrier = 0; + __asm__ __volatile__("xchgl %%eax,%0 " + :"=r" (Barrier)); + } Since this is for GCC anyway, why not using __sync_synchronize() in the body of the function instead? -- VZ -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple