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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6C5BCC25B10 for ; Sun, 28 Apr 2024 22:00:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Date: Message-Id:From:Subject:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=rgtqu3RWKZKdhC+MwNEhDHQnPklrqR7hm1PLHvL+qE4=; b=n9kRGiOQW9J24b s8xkIWVALZv3JE8X34JqgvHPjc8SZ7k82JLznnzMov0EmEYb3xKG2L8/gU7NcG4etoXitn1m+HJ9J EsQFLjR6JSpjJ6HQqFCmD1HiIfNE7dX5jOPlQgbUwl+dTanHNydH2rCbHct4GY2GTRnGH4Ev8Q0Cs CyZOK6gl6Rhr3fvRH93C9bZl9wMS8g1ihob3PaSptZL3lFHalKRf2QtSjSuU1a8L1PyiLs3TmG9IP itiJRpxf7YKhnkde580qwZqvxbEdjKLxkL31Hod6wOhguNZrGZV7pfexYWXcoGqsFtucqHW5iYCyi cZ7tFQapcgAjDS/GE0HQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s1CZp-00000000nss-2VPG; Sun, 28 Apr 2024 22:00:53 +0000 Received: from sin.source.kernel.org ([2604:1380:40e1:4800::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1s1CZZ-00000000nj1-38QN for linux-riscv@lists.infradead.org; Sun, 28 Apr 2024 22:00:42 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id 1728BCE0A23; Sun, 28 Apr 2024 22:00:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id E4C54C4AF1D; Sun, 28 Apr 2024 22:00:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1714341635; bh=i0lgj4Gi4l7oqdJ7DvxdlIR0OkstYyRvXjI4yj9zdRo=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=HFePvE/RtKH5Z6L5x9jhbEi8evaKNPLoBTsa4exJ6iHJHGMnIZa9Gs12Blr+04Zfa AUMZQ+KhknlXyFoc9+0tIAK1det3byxvh3G283lbaVWw2El3zKRJc9AX2WtPsarDjk Mg1cwWrbFaDANMRPXIpl/ufu9auK1/3B2+UphJtOYd9YsXPTKJN3ESD7AWtVZXF4xh 9j1ZeLhUJ2WNmjdDNN5KnLdOBxXhR654ga6RFGbkucalf8FTOXgtu/DG7FZCmTIjJb EoTBKGhc9fTs0GgYcZEOrM/dsM/y/A+R8YgMKDPQR15ePzjs7uHxhe21/ObDkWmaGg yf0oHbOXpbrhQ== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id D7432C4167D; Sun, 28 Apr 2024 22:00:34 +0000 (UTC) MIME-Version: 1.0 Subject: Re: [PATCH v3 RESEND] riscv: select ARCH_HAS_FAST_MULTIPLIER From: patchwork-bot+linux-riscv@kernel.org Message-Id: <171434163487.22130.12031747809558123919.git-patchwork-notify@kernel.org> Date: Sun, 28 Apr 2024 22:00:34 +0000 References: <20240325105823.1483-1-jszhang@kernel.org> In-Reply-To: <20240325105823.1483-1-jszhang@kernel.org> To: Jisheng Zhang Cc: linux-riscv@lists.infradead.org, paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, linux-kernel@vger.kernel.org, samuel.holland@sifive.com, alexghiti@rivosinc.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240428_150037_981459_4671D8FA X-CRM114-Status: UNSURE ( 7.78 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Hello: This patch was applied to riscv/linux.git (for-next) by Palmer Dabbelt : On Mon, 25 Mar 2024 18:58:23 +0800 you wrote: > Currently, riscv linux requires at least IMA, so all platforms have a > multiplier. And I assume the 'mul' efficiency is comparable or better > than a sequence of five or so register-dependent arithmetic > instructions. Select ARCH_HAS_FAST_MULTIPLIER to get slightly nicer > codegen. Refer to commit f9b4192923fa ("[PATCH] bitops: hweight() > speedup") for more details. > > [...] Here is the summary with links: - [v3,RESEND] riscv: select ARCH_HAS_FAST_MULTIPLIER https://git.kernel.org/riscv/c/0a16a1728790 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv