From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.0 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D1AA7C433DF for ; Fri, 31 Jul 2020 17:31:56 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9E9A121744 for ; Fri, 31 Jul 2020 17:31:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="hW11kHc/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9E9A121744 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:45408 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1k1Yst-0005MY-Qb for qemu-devel@archiver.kernel.org; Fri, 31 Jul 2020 13:31:55 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49900) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k1Yrr-0004j8-7l for qemu-devel@nongnu.org; Fri, 31 Jul 2020 13:30:51 -0400 Received: from mail-pg1-x531.google.com ([2607:f8b0:4864:20::531]:45042) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1k1Yro-0008Av-OK for qemu-devel@nongnu.org; Fri, 31 Jul 2020 13:30:50 -0400 Received: by mail-pg1-x531.google.com with SMTP id j19so16375513pgm.11 for ; Fri, 31 Jul 2020 10:30:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=WNZ0jVmsgiE0w8UeoHmpnAwLATROJgr1I69IRXhLDMM=; b=hW11kHc/rcOBR4aW0LrlQY9nKvO9ploB8n2V95PVOghD8cEGV9JvrA8vrXKOlBsRqJ Ml6za6Qk4YpWtsTG1uxcRH3anCrIapKz6+IbDefDoPNYVtksNGMiDbV15vrfqu3IC7dl ePRMTeWvZ8TPbLhhYkG+lnTTE9eTbIFBCDHozNhcv2Lp8YXeIqm0qjy6JflqEVAMdeme v04lyq2BBparMGY+UqKXs+kybTmsPzXgzmYWdOgaMTJySf8JlgvfjGLlA1qcADIpordl PqWeJDac9smM6xaBsQJhHgykr4VVhkUWrYrylPGzj+VpGg36wjx+h8tDHalPrMDLZ5at f5iw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=WNZ0jVmsgiE0w8UeoHmpnAwLATROJgr1I69IRXhLDMM=; b=Gj3mJled0CSzUIoi+23DEUuubpZ9yyS8KCLHyfDu3Guqv1ufuC1AFlJVgdiwcplcmA Vzr5TC4b87Pchg7jHnc7n1sqVVaNRcmd8ec8ctxJ3g6pJLj3IiwRwKqltxHwOF/BVCca IP6Y4Ax0BMyLR3xbnapRTr3nEycmOLVh/Dfgmvg4pX6UHnSICfnriPszkuzzyGNntSuc sbeWG8vZhPmw1dwnjgjMmSyemQzpH/PHv6x6tD8sbgWkZyVMfTuLtc826+DLc94i/eSN te6t4PfrTeiCsmf8Lzt23T33hGmm/9hgX6fDMHTj9sAnJdWFAiqQongbhtcMeEdPxRfE RVeg== X-Gm-Message-State: AOAM532s838Qb3+7HamhqzALdSswZpdE1OBntakEe1KwnmHciZcgoHNJ +zkTz29lZyvdVgJRBLpz7u7xdw== X-Google-Smtp-Source: ABdhPJxcJNZPdh5W7MuE70WBa7wRoDFMALmRXCq3C6mmwx9lWVVBCZXJ7ue2FBPV4Id1qqqwzeJZ/w== X-Received: by 2002:aa7:9404:: with SMTP id x4mr4651500pfo.46.1596216646863; Fri, 31 Jul 2020 10:30:46 -0700 (PDT) Received: from [192.168.1.11] ([71.212.141.89]) by smtp.gmail.com with ESMTPSA id z25sm11051807pfg.150.2020.07.31.10.30.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 31 Jul 2020 10:30:46 -0700 (PDT) Subject: Re: [RFC v2 43/76] target/riscv: rvv-0.9: integer extension instructions To: Frank Chang References: <20200722091641.8834-1-frank.chang@sifive.com> <20200722091641.8834-44-frank.chang@sifive.com> <0b042afa-61e4-d6a4-7fbd-2c359026b8aa@linaro.org> From: Richard Henderson Message-ID: Date: Fri, 31 Jul 2020 10:30:44 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::531; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x531.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "open list:RISC-V" , Sagar Karandikar , Bastian Koppelmann , "qemu-devel@nongnu.org Developers" , Palmer Dabbelt , Alistair Francis , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 7/31/20 3:17 AM, Frank Chang wrote: > On Fri, Jul 31, 2020 at 4:35 AM Richard Henderson I don't understand why there aren't more functions in this table.  As far as I > can see, the only NULLs should be at [*][0]. > > > As source EEW has to be 1/2, 1/4, 1/8 of SEW and the source EEW must be > a supported width (Section 12.3). Oh, duh, of course. Reviewed-by: Richard Henderson r~