From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ed1-x52a.google.com (mail-ed1-x52a.google.com [IPv6:2a00:1450:4864:20::52a]) by sourceware.org (Postfix) with ESMTPS id D97183858410 for ; Mon, 22 Jan 2024 13:34:08 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org D97183858410 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org D97183858410 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2a00:1450:4864:20::52a ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1705930459; cv=none; b=I/UtYaKUp/5ISbnBEKq2BGskT0o0Fow/xWiPywu/3+aV0pgzCuUBR6e+7yWzHIWwS5Zcu8i4hNF0m/L17Z73cfRPrinvbSdgmGqAxcF7x6P7Z88weYHPegg4cAG8nLmrtytv1zHlQjT7rme4djV3NEp3VoKO+Jken4HXcplxNEw= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1705930459; c=relaxed/simple; bh=wcYJBds0n8jR9bOotJlTLwXx4KZxiwIDrnQc2Nm6D+4=; h=DKIM-Signature:Message-ID:Date:MIME-Version:Subject:To:From; b=wZX8vdaYsZ0Y6Z+NK9/l8wXH+3CUsrKi4UyW0FHu1FHU3ZN7r/hvi3/9uI336EWeJekQ3g29gOGBA3rSjiojKCP0JA+wV33lE0Zeu5Edslm98AwZlGk+Cco//RpKe5tBE3mjG7bgetlV5tHMiYo9qfyF3Wj5sCgVprR+QuQktXg= ARC-Authentication-Results: i=1; server2.sourceware.org Received: by mail-ed1-x52a.google.com with SMTP id 4fb4d7f45d1cf-558f523c072so3707140a12.2 for ; Mon, 22 Jan 2024 05:34:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1705930447; x=1706535247; darn=gcc.gnu.org; h=content-transfer-encoding:in-reply-to:from:references:to :content-language:subject:cc:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=4XM1Is0qMNsZt8iyJpzvb31Ek3xGC78SZTOQ8SKpcpQ=; b=g4eqpVoQF9hvOGHbdvl7EZsji1VQ63BrWW14UT17xiKsR34UrhybzNdmeOOG8EfgGy YX//I+jjtIvWnr8O6twcftVpclNrWh8OPmRX9o1h710Yxko5n2D2IQJlLUrrH1YvwTDX nF38jf8CXoqtkN8lfGt1BS4pjJ+tqY5sqm59BGEZqBLO0AgfBdzcizk7DkB62c+/6EAS XdR6B9gOoI88q0kAGY4toSt+67+z7i3pivpHAm4bmfBuQgjwrmUpDI7M37AATBkb1nRQ ti4NBsyMSEGKqtUDVCwQNJnRMw68o5Djw4c5x3h0MZIj/eV8955nJNY4kAT27pd8iTH1 sv9A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1705930447; x=1706535247; h=content-transfer-encoding:in-reply-to:from:references:to :content-language:subject:cc:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=4XM1Is0qMNsZt8iyJpzvb31Ek3xGC78SZTOQ8SKpcpQ=; b=nHM4qOiME8l3wiEH6814vH8f9T5AFZNMiRabdP6M8ifAIGdZUX3FAgDn9gPc7QPqHc GNHFIDDRtchyNptdGKwiwILkixaBNxWzBBQgMTI0GkDaP69zg71yxERp4m3PXVrSPxxT +LIfgG2iDyGQmJOsrnx7zLZScPKroBr1WPlMNgbbcRFC7geIK5M5KNs2e8EyBWchckZv 8jQ420GrpenTEf0Z0ga/0x2qvRRCgfbg1r8/yPlrHLLj5lqvD+4RM4o3FZ1V9UAaUdR7 Gx3IUUADLeojpzdDhZaOWyO3oqY6XPPPVOzk3J8CGKmXrCWmfi20jWCLz8mnJFySzarp xXNA== X-Gm-Message-State: AOJu0Yz6iNeLafSRf37Fa9xrHspPFOjWPA5pdvZ85EMInl/m04l1SGmW jAqJ4zWl16AU0gK4KOTX3kWcXwP8BIDeUWgP7Q74IqASrPJ9hNG3XQvcgLwJ X-Google-Smtp-Source: AGHT+IHHVko+tIagv8AHQWTlz3e7jUCnXasx+ynbgJ4E1zFgWoXdDjk8LU3OEah4CyQR4TEaYySoPw== X-Received: by 2002:a50:998c:0:b0:558:2872:dc73 with SMTP id m12-20020a50998c000000b005582872dc73mr1136077edb.154.1705930447355; Mon, 22 Jan 2024 05:34:07 -0800 (PST) Received: from [192.168.1.23] (ip-149-172-150-237.um42.pools.vodafone-ip.de. [149.172.150.237]) by smtp.gmail.com with ESMTPSA id e16-20020a056402191000b0055a331beecesm5120339edz.72.2024.01.22.05.34.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 22 Jan 2024 05:34:07 -0800 (PST) Message-ID: <7f11989e-1db1-4f5c-97e0-252a753b2c26@gmail.com> Date: Mon, 22 Jan 2024 14:34:06 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Cc: rdapp.gcc@gmail.com, "kito.cheng" , "Kito.cheng" , jeffreyalaw Subject: Re: [PATCH] RISC-V: Fix regressions due to 86de9b66480b710202a2898cf513db105d8c432f Content-Language: en-US To: "juzhe.zhong@rivai.ai" , gcc-patches References: <20240122090507.2617720-1-juzhe.zhong@rivai.ai> <54b40771-d5e8-42a4-a452-6874dd4b2e6d@gmail.com> From: Robin Dapp In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.9 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE 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: > No, we didn't undo the optimization. > > We just disallow move pattern for (set (reg) (VL_REGNUM)). Ah, what I referred to was the opposite direction. We allow (subreg:V8QI (reg:DI ...)) which is not touched by this patch. Then it is OK. Regards Robin