From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.90_1) id 1kC6es-0007o4-34 for mharc-qemu-riscv@gnu.org; Sat, 29 Aug 2020 15:37:02 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:58806) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kC6eq-0007nB-O0 for qemu-riscv@nongnu.org; Sat, 29 Aug 2020 15:37:00 -0400 Received: from mail-pl1-x634.google.com ([2607:f8b0:4864:20::634]:35071) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kC6ep-0002oQ-3s for qemu-riscv@nongnu.org; Sat, 29 Aug 2020 15:37:00 -0400 Received: by mail-pl1-x634.google.com with SMTP id a8so1200541plm.2 for ; Sat, 29 Aug 2020 12:36:58 -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=1DZS1CKCCVu4mf26sz0wE+xra3IkdIj2/iwU10xcWog=; b=Y3vkyIjBLqHdF6LrYpzh27pKf5VcikSjXLOH3jvRBweb640yYTPjMlO3ZlWPnOHc/i awx1zQ+hxh+pD5S1Ovy6PXeN/iDh6kBgvv8acnNklo+mZ/WZyAWSMwdBROiJ3plLstmI rhMQZpGfBdSgmt2b/oL8lfUJNGc62CZbG3fdfzrYFNalC1t9DhI4mVz6si8A/qMiQH2h WjZZZtl/G2qGJCaMkCenF97QvXQYjmSVa8OSJEJ9X4b8r7kwS97u3LclqlKrIjcx+/xx c+0212QYIXZ0Oj9J5WCS8bO6+/9x2UDYk/7rEVmPFaQOevnyjZAIT+xjNqjs/dMU9LL+ b9qg== 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=1DZS1CKCCVu4mf26sz0wE+xra3IkdIj2/iwU10xcWog=; b=fw9o9Fh3ggogZHwD7YGDYcE9PaJqu0TH8uHjaAg+zLeSP6FuOq0Wqi6rhxhtYiyCgN USH6T7bzIZQwza1Jgv+oAS0zGqqNj2AZe080tuzRnST6bHr1ztQrtJjV2Qpf1b7qaL4k +ywmKiJkWNrhAnEru4smINdPxkOH6CnVUwkINHT0lPqjRQ1bXtzCPxb9ARbNyhuyFt7j PTxYQG9ATPPCg5+hPh4D7b0Fl2KaQ57nzeMQ0gbvJCzS+5qdO7wyS4NvyG50Pq3hzm02 /w2rzA0fsWJiQ/YWoAu9c5CU4B2yIsT9rcEMRH7/4o+j6je2IG36QygW3QNHa5BfDjGK Jk2w== X-Gm-Message-State: AOAM531vdEGm2Umnei9tgqS2dFLicu39XtBTUdKilWFj97QjuamoYAFw LL1YBpMdjRdAr/1Rk4vRG2uQwA== X-Google-Smtp-Source: ABdhPJwCRfBYjVooiyOxKEZ3iiWB+DHMEK13tPQtklgBpEntSMHAaQR+d1wG6I8XjNyaLvw7iOJIXQ== X-Received: by 2002:a17:902:ea8c:: with SMTP id x12mr3601018plb.60.1598729817556; Sat, 29 Aug 2020 12:36:57 -0700 (PDT) Received: from [192.168.1.11] ([71.212.141.89]) by smtp.gmail.com with ESMTPSA id b6sm2699920pjz.33.2020.08.29.12.36.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 29 Aug 2020 12:36:56 -0700 (PDT) Subject: Re: [RFC v4 25/70] target/riscv: rvv-1.0: take fractional LMUL into vector max elements calculation To: frank.chang@sifive.com, qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: Alistair Francis , Palmer Dabbelt , Sagar Karandikar , Bastian Koppelmann References: <20200817084955.28793-1-frank.chang@sifive.com> <20200817084955.28793-26-frank.chang@sifive.com> From: Richard Henderson Message-ID: Date: Sat, 29 Aug 2020 12:36:54 -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: <20200817084955.28793-26-frank.chang@sifive.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::634; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x634.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: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 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, NICE_REPLY_A=-0.809, 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-riscv@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 29 Aug 2020 19:37:00 -0000 On 8/17/20 1:49 AM, frank.chang@sifive.com wrote: > From: Frank Chang > > Update vext_get_vlmax() and MAXSZ() to take fractional LMUL into > calculation for RVV 1.0. > > Signed-off-by: Frank Chang > --- > target/riscv/cpu.h | 43 ++++++++++++++++++------- > target/riscv/insn_trans/trans_rvv.inc.c | 12 ++++++- > 2 files changed, 42 insertions(+), 13 deletions(-) Reviewed-by: Richard Henderson r~