From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-out.m-online.net (mail-out.m-online.net [212.18.0.10]) by sourceware.org (Postfix) with ESMTPS id A63E83858D32 for ; Sat, 11 Feb 2023 20:21:42 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org A63E83858D32 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=nefkom.net Received: from frontend03.mail.m-online.net (unknown [192.168.6.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4PDhpF4Fxyz1sB74; Sat, 11 Feb 2023 21:21:40 +0100 (CET) Received: from localhost (dynscan3.mnet-online.de [192.168.6.84]) by mail.m-online.net (Postfix) with ESMTP id 4PDhpD3f9Tz1qqlR; Sat, 11 Feb 2023 21:21:40 +0100 (CET) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan3.mail.m-online.net [192.168.6.84]) (amavisd-new, port 10024) with ESMTP id lJ6_XrFSDp0p; Sat, 11 Feb 2023 21:21:39 +0100 (CET) X-Auth-Info: XrFSyIIsTBwgwt2DgOLj2mqL41iWpqGKrJ54efcbUDgz+Bgk9fKkL5pBlafxMkcH Received: from igel.home (aftr-82-135-86-52.dynamic.mnet-online.de [82.135.86.52]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Sat, 11 Feb 2023 21:21:39 +0100 (CET) Received: by igel.home (Postfix, from userid 1000) id 6EB812C1553; Sat, 11 Feb 2023 21:21:39 +0100 (CET) From: Andreas Schwab To: Shiqi Zhang Cc: libc-alpha@sourceware.org Subject: Re: [PATCH] riscv: Add macros for FPUCW in fpu_control.h References: <20230211174916.1455-1-shiqi@isrc.iscas.ac.cn> X-Yow: We have DIFFERENT amounts of HAIR -- Date: Sat, 11 Feb 2023 21:21:39 +0100 In-Reply-To: <20230211174916.1455-1-shiqi@isrc.iscas.ac.cn> (Shiqi Zhang's message of "Sun, 12 Feb 2023 01:49:16 +0800") Message-ID: <87357cvtpo.fsf@igel.home> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Spam-Status: No, score=-2.7 required=5.0 tests=BAYES_00,HEADER_FROM_DIFFERENT_DOMAINS,KAM_DMARC_STATUS,RCVD_IN_DNSWL_LOW,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Feb 12 2023, Shiqi Zhang wrote: > +# define _FPU_RM_DYN (7 << 5) That is only valid in an insn encoding, not in the fcsr register. > +/* FPU accrued exception flags */ > +# define _FPU_EXCEPT_NV (1 << 0) > +# define _FPU_EXCEPT_NZ (1 << 1) > +# define _FPU_EXCEPT_OF (1 << 2) > +# define _FPU_EXCEPT_UF (1 << 3) > +# define _FPU_EXCEPT_NX (1 << 4) You got them backwards. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."