From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 91972 invoked by alias); 22 May 2017 12:04:35 -0000 Mailing-List: contact newlib-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: newlib-owner@sourceware.org Received: (qmail 91919 invoked by uid 89); 22 May 2017 12:04:34 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-22.6 required=5.0 tests=AWL,BAYES_20,GIT_PATCH_0,GIT_PATCH_1,GIT_PATCH_2,GIT_PATCH_3,RCVD_IN_DNSWL_NONE,SPF_PASS autolearn=ham version=3.3.2 spammy=IMPLIED, EXPRESS, sebastian, Sebastian X-HELO: dedi548.your-server.de Received: from dedi548.your-server.de (HELO dedi548.your-server.de) (85.10.215.148) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Mon, 22 May 2017 12:04:32 +0000 Received: from [88.198.220.132] (helo=sslproxy03.your-server.de) by dedi548.your-server.de with esmtpsa (TLSv1.2:DHE-RSA-AES256-GCM-SHA384:256) (Exim 4.85_2) (envelope-from ) id 1dCm4g-0002uN-2e for newlib@sourceware.org; Mon, 22 May 2017 14:04:34 +0200 Received: from [82.135.62.35] (helo=mail.embedded-brains.de) by sslproxy03.your-server.de with esmtpsa (TLSv1.2:DHE-RSA-AES256-GCM-SHA384:256) (Exim 4.84_2) (envelope-from ) id 1dCm4f-0006uh-GK for newlib@sourceware.org; Mon, 22 May 2017 14:04:33 +0200 Received: from localhost (localhost.localhost [127.0.0.1]) by mail.embedded-brains.de (Postfix) with ESMTP id 86E1E2A0929 for ; Mon, 22 May 2017 14:05:13 +0200 (CEST) Received: from mail.embedded-brains.de ([127.0.0.1]) by localhost (zimbra.eb.localhost [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id wyab58Rld1Dg for ; Mon, 22 May 2017 14:05:13 +0200 (CEST) Received: from localhost (localhost.localhost [127.0.0.1]) by mail.embedded-brains.de (Postfix) with ESMTP id 0DBB92A167A for ; Mon, 22 May 2017 14:05:13 +0200 (CEST) Received: from mail.embedded-brains.de ([127.0.0.1]) by localhost (zimbra.eb.localhost [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 8BfhUUnO5k8e for ; Mon, 22 May 2017 14:05:12 +0200 (CEST) Received: from huber-linux.eb.localhost (unknown [192.168.96.129]) by mail.embedded-brains.de (Postfix) with ESMTP id E750D2A0929 for ; Mon, 22 May 2017 14:05:12 +0200 (CEST) From: Sebastian Huber To: newlib@sourceware.org Subject: [PATCH 1/8] Add generic for RTEMS Date: Mon, 22 May 2017 12:04:00 -0000 Message-Id: <1495454672-9131-1-git-send-email-sebastian.huber@embedded-brains.de> X-IsSubscribed: yes X-SW-Source: 2017/txt/msg00343.txt.bz2 It uses __BIGGEST_ALIGNMENT__ which is available in recent GCC and LLVM/clang. Signed-off-by: Sebastian Huber --- newlib/libc/sys/rtems/include/machine/_align.h | 38 ++++++++++++++++++++++++++ newlib/libc/sys/rtems/include/machine/param.h | 15 +++------- 2 files changed, 42 insertions(+), 11 deletions(-) create mode 100644 newlib/libc/sys/rtems/include/machine/_align.h diff --git a/newlib/libc/sys/rtems/include/machine/_align.h b/newlib/libc/sys/rtems/include/machine/_align.h new file mode 100644 index 0000000..f141c78 --- /dev/null +++ b/newlib/libc/sys/rtems/include/machine/_align.h @@ -0,0 +1,38 @@ +/*- + * Copyright (c) 2017 embedded brains GmbH + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef _MACHINE__ALIGN_H_ +#define _MACHINE__ALIGN_H_ + +#ifdef __BIGGEST_ALIGNMENT__ +#define _ALIGNBYTES (__BIGGEST_ALIGNMENT__ - 1UL) +#else +#define _ALIGNBYTES (sizeof(long long) - 1UL) +#endif + +#define _ALIGN(_p) (((unsigned long)(_p) + _ALIGNBYTES) & ~_ALIGNBYTES) + +#endif /* !_MACHINE__ALIGN_H_ */ diff --git a/newlib/libc/sys/rtems/include/machine/param.h b/newlib/libc/sys/rtems/include/machine/param.h index 74891f5..622194b 100644 --- a/newlib/libc/sys/rtems/include/machine/param.h +++ b/newlib/libc/sys/rtems/include/machine/param.h @@ -14,17 +14,10 @@ #define MID_MACHINE MID_I386 */ -/* - * Round p (pointer or byte index) up to a correctly-aligned value - * for all data types (int, long, ...). The result is unsigned int - * and must be cast to any desired pointer type. - */ -#if defined(__sparc__) -#define ALIGNBYTES (sizeof(double) - 1) -#else -#define ALIGNBYTES (sizeof(int) - 1) -#endif -#define ALIGN(p) (((unsigned)(p) + ALIGNBYTES) & ~ALIGNBYTES) +#include + +#define ALIGNBYTES _ALIGNBYTES +#define ALIGN(p) _ALIGN(p) #define PAGE_SHIFT 12 /* LOG2(PAGE_SIZE) */ #define PAGE_SIZE (1<