From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934310AbXLQAzK (ORCPT ); Sun, 16 Dec 2007 19:55:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S934274AbXLQAyk (ORCPT ); Sun, 16 Dec 2007 19:54:40 -0500 Received: from rv-out-0910.google.com ([209.85.198.188]:13168 "EHLO rv-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934214AbXLQAyi (ORCPT ); Sun, 16 Dec 2007 19:54:38 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=subject:from:to:cc:content-type:date:message-id:mime-version:x-mailer:content-transfer-encoding; b=UZoPQPdc1dsYofjQUW+p4Ps8NO58cl8Alu5Bd2NQs+AHBO/tm2wh311pyq1/GK8h1i8PCSQ6kkMr5RqccnfwhEgPj8mf0ZVlGZ/dd/EtJ5uiPbDNv7ayYCTYrHCCxZK7H6j3ERZTiPM9rHN6BCs7OeBivqS6WYCMlJWmY0+EFQI= Subject: [PATCH 2/4] x86: fix asm memory constraints in local_64.h From: Harvey Harrison To: Ingo Molnar Cc: "H. Peter Anvin" , LKML , Thomas Gleixner Content-Type: text/plain Date: Sun, 16 Dec 2007 16:54:41 -0800 Message-Id: <1197852881.3749.96.camel@brick> Mime-Version: 1.0 X-Mailer: Evolution 2.12.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use the shorter +m form rather than =m and m. Signed-off-by: Harvey Harrison --- include/asm-x86/local_64.h | 30 ++++++++++++++---------------- 1 files changed, 14 insertions(+), 16 deletions(-) diff --git a/include/asm-x86/local_64.h b/include/asm-x86/local_64.h index da61076..7808f53 100644 --- a/include/asm-x86/local_64.h +++ b/include/asm-x86/local_64.h @@ -5,32 +5,30 @@ static inline void local_inc(local_t *l) { __asm__ __volatile__( "incq %0" - :"=m" (l->a.counter) - :"m" (l->a.counter)); + :"+m" (l->a.counter)); } static inline void local_dec(local_t *l) { __asm__ __volatile__( "decq %0" - :"=m" (l->a.counter) - :"m" (l->a.counter)); + :"+m" (l->a.counter)); } static inline void local_add(long i, local_t *l) { __asm__ __volatile__( "addq %1,%0" - :"=m" (l->a.counter) - :"ir" (i), "m" (l->a.counter)); + :"+m" (l->a.counter) + :"ir" (i)); } static inline void local_sub(long i, local_t *l) { __asm__ __volatile__( "subq %1,%0" - :"=m" (l->a.counter) - :"ir" (i), "m" (l->a.counter)); + :"+m" (l->a.counter) + :"ir" (i)); } /** @@ -48,8 +46,8 @@ static inline int local_sub_and_test(long i, local_t *l) __asm__ __volatile__( "subq %2,%0; sete %1" - :"=m" (l->a.counter), "=qm" (c) - :"ir" (i), "m" (l->a.counter) : "memory"); + :"+m" (l->a.counter), "=qm" (c) + :"ir" (i) : "memory"); return c; } @@ -67,8 +65,8 @@ static inline int local_dec_and_test(local_t *l) __asm__ __volatile__( "decq %0; sete %1" - :"=m" (l->a.counter), "=qm" (c) - :"m" (l->a.counter) : "memory"); + :"+m" (l->a.counter), "=qm" (c) + : : "memory"); return c != 0; } @@ -86,8 +84,8 @@ static inline int local_inc_and_test(local_t *l) __asm__ __volatile__( "incq %0; sete %1" - :"=m" (l->a.counter), "=qm" (c) - :"m" (l->a.counter) : "memory"); + :"+m" (l->a.counter), "=qm" (c) + : : "memory"); return c != 0; } @@ -106,8 +104,8 @@ static inline int local_add_negative(long i, local_t *l) __asm__ __volatile__( "addq %2,%0; sets %1" - :"=m" (l->a.counter), "=qm" (c) - :"ir" (i), "m" (l->a.counter) : "memory"); + :"+m" (l->a.counter), "=qm" (c) + :"ir" (i) : "memory"); return c; } -- 1.5.4.rc0.1083.gf568