From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm1-x32a.google.com (mail-wm1-x32a.google.com [IPv6:2a00:1450:4864:20::32a]) by sourceware.org (Postfix) with ESMTPS id AB1813857C4E for ; Tue, 8 Mar 2022 12:49:47 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org AB1813857C4E Received: by mail-wm1-x32a.google.com with SMTP id l10so7238293wmb.0 for ; Tue, 08 Mar 2022 04:49:47 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=rIsIyYgWPVEI6EJVFhnaH83/DxnOAsWkd0prg63HesA=; b=RM3G2dTnTNgoUHkgzqAKOjXP/Joy9ialYI0TaQVHQnmgV491Ro0XlPsZujJh6S1GQ8 8enqrbRv4K2xrOvJVzK8dpjM3rfxa/moSbySicvc1sVJZjBSYPgZ9E/oW0qCP1svy7jk QS0wnTFKDUyR0BeiCujkYlqYO97+BFu/8oeOqoPSQ9ExYoPgxku7Vj1e3KNh0K86IwaG b9SjjC7YgFv7Tb7lX+x1+nLRr9qUkTupbw4bJF3MH0BvntDdi7K4cFceu77ixlyztDFc jbXNKy3XFcl7Tx/xIxuUqxrTXzb2VvkygR52jm3Bo+0wlsvVlVLNmovJ0gihD3sv5eLH nDNw== X-Gm-Message-State: AOAM5302imxQT9xY2hzPBbwwlCpcO0agpyR47dLCZ51yLNMlyVgJPwcW TDBZdOsZBjyBnCg6+edORs7eBQ== X-Google-Smtp-Source: ABdhPJxX9/quD6p5WYHG3EbM022U4AD5eldbOuq13bb6ofI5YS4cTQJEtck6PR1pyvAWSP0pvbJquw== X-Received: by 2002:a05:600c:1d29:b0:389:81d6:f499 with SMTP id l41-20020a05600c1d2900b0038981d6f499mr3440576wms.137.1646743784759; Tue, 08 Mar 2022 04:49:44 -0800 (PST) Received: from fomalhaut.localnet ([2a01:e0a:41b:84f0:cf71:f5e0:b050:bede]) by smtp.gmail.com with ESMTPSA id 186-20020a1c19c3000000b0038990c0925fsm2285233wmz.14.2022.03.08.04.49.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Mar 2022 04:49:44 -0800 (PST) From: Eric Botcazou X-Google-Original-From: Eric Botcazou To: Jakub Jelinek Cc: "H.J. Lu" , gcc-patches@gcc.gnu.org Subject: Re: [PATCH v3] x86: Disable SSE on unwind-c.c and unwind-dw2.c Date: Tue, 08 Mar 2022 13:49:43 +0100 Message-ID: <2176183.iZASKD2KPV@fomalhaut> In-Reply-To: References: <20220307150628.68146-1-hjl.tools@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" X-Spam-Status: No, score=-5.1 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 08 Mar 2022 12:49:48 -0000 > Disabling sse/sse2 might be a problem especially on mingw where we need to > restore SSE registers in the EH return, no? Not in 32-bit mode I think, all XMM registers are call used. -- Eric Botcazou