From patchwork Tue Oct 5 00:19:13 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Randy Dunlap X-Patchwork-Id: 12535149 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 44088C433FE for ; Tue, 5 Oct 2021 00:19:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1FC706137D for ; Tue, 5 Oct 2021 00:19:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229549AbhJEAVH (ORCPT ); Mon, 4 Oct 2021 20:21:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46244 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230109AbhJEAVH (ORCPT ); Mon, 4 Oct 2021 20:21:07 -0400 Received: from bombadil.infradead.org (unknown [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 83591C061749; Mon, 4 Oct 2021 17:19:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=UGnZuFAcpMUOmEXXyT7AcnFvYR5lLxeczg5QY3FKNLY=; b=xDuLagZaSCnZjjWpsOiriywC9q g+u74sCgC9CoPdFGVR0t42o4iAhCEdnEvihJKNkIu2EL9QrE1QTjl8AyvhD8AldymGBa1cJeSoR8N eLYSl+pNq9KgPCL6mVJ0tvZhvBbMuqfAdOciUzHwzIXOdcdmkaaytVKnP4qb02eI2dvzDSOGA0Utv 393asZkp1N9cxRMsDvvvzkxfdThCLTQfkiHX8LHJe+lLJpk8lxCT4ICvBNzNLj5Fz+XCfFeQYUxcY et+h6Y6rzbz1/KYQZVGnPAKi2dsJ7w/9MXWdTO02aOszs1qp81fhFZghpkwH3nhTz2sz0/VCZRWmm o3UlF5nQ==; Received: from [2601:1c0:6280:3f0::aa0b] (helo=bombadil.infradead.org) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1mXYAv-008SGi-35; Tue, 05 Oct 2021 00:19:17 +0000 From: Randy Dunlap To: linux-kernel@vger.kernel.org Cc: Randy Dunlap , Yoshinori Sato , Rich Felker , linux-sh@vger.kernel.org, John Paul Adrian Glaubitz , Geert Uytterhoeven Subject: [PATCH 4/5 v3] sh: define __BIG_ENDIAN for math-emu Date: Mon, 4 Oct 2021 17:19:13 -0700 Message-Id: <20211005001914.28574-5-rdunlap@infradead.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211005001914.28574-1-rdunlap@infradead.org> References: <20211005001914.28574-1-rdunlap@infradead.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org Fix this by defining both ENDIAN macros in so that they can be utilized in according to the latter's comment: /* Allow sfp-machine to have its own byte order definitions. */ (This is what is done in arch/nds32/include/asm/sfp-machine.h.) This placates these build warnings: In file included from ../arch/sh/math-emu/math.c:23: ../include/math-emu/single.h:50:21: warning: "__BIG_ENDIAN" is not defined, evaluates to 0 [-Wundef] 50 | #if __BYTE_ORDER == __BIG_ENDIAN In file included from ../arch/sh/math-emu/math.c:24: ../include/math-emu/double.h:59:21: warning: "__BIG_ENDIAN" is not defined, evaluates to 0 [-Wundef] 59 | #if __BYTE_ORDER == __BIG_ENDIAN Fixes: 4b565680d163 ("sh: math-emu support") Signed-off-by: Randy Dunlap Cc: Yoshinori Sato Cc: Rich Felker Cc: linux-sh@vger.kernel.org Cc: John Paul Adrian Glaubitz Reviewed-by: Geert Uytterhoeven Tested-by: John Paul Adrian Glaubitz --- v2: use same preprocessor method that nds32 does; add Geert's Reviewed-by; renumber patches; add more Cc's; v3: renumber, rebase, and resend; add Tested-by: JPAG; arch/sh/include/asm/sfp-machine.h | 8 ++++++++ 1 file changed, 8 insertions(+) --- linux-next-20211001.orig/arch/sh/include/asm/sfp-machine.h +++ linux-next-20211001/arch/sh/include/asm/sfp-machine.h @@ -13,6 +13,14 @@ #ifndef _SFP_MACHINE_H #define _SFP_MACHINE_H +#ifdef __BIG_ENDIAN__ +#define __BYTE_ORDER __BIG_ENDIAN +#define __LITTLE_ENDIAN 0 +#else +#define __BYTE_ORDER __LITTLE_ENDIAN +#define __BIG_ENDIAN 0 +#endif + #define _FP_W_TYPE_SIZE 32 #define _FP_W_TYPE unsigned long #define _FP_WS_TYPE signed long