Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1t99J2-0083EO-UC for pgsql-hackers@arkaria.postgresql.org; Thu, 07 Nov 2024 20:40:40 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1t99J0-002F7G-5X for pgsql-hackers@arkaria.postgresql.org; Thu, 07 Nov 2024 20:40:38 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1t99Iz-002F78-SR for pgsql-hackers@lists.postgresql.org; Thu, 07 Nov 2024 20:40:38 +0000 Received: from mail-io1-xd2d.google.com ([2607:f8b0:4864:20::d2d]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.94.2) (envelope-from ) id 1t99Iw-000jWx-HI for pgsql-hackers@lists.postgresql.org; Thu, 07 Nov 2024 20:40:37 +0000 Received: by mail-io1-xd2d.google.com with SMTP id ca18e2360f4ac-83b430a4cfdso57379939f.2 for ; Thu, 07 Nov 2024 12:40:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1731012034; x=1731616834; darn=lists.postgresql.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=1Ena+wiHkJkThNIgJEnlfvXUpyWvoo3u3T+VCMjmIDo=; b=mVJfgBYs195aojZ6GdMoQcHsMZ/oUebSxkJ/IX37BJ5jkNOCTO9mmENw0ky1Yfje5P 7sssy4d+Geja2OncCsuaO3ShR6yX55JG17joWz+IF+nMFoh4pl46X2bwSY+USbgV8FE5 O0z6jbQPqhhHpoKwZz88CJ+q02dUWZXyOOMgZt/0iImZEffZ1ZmVJro6VObojyCNh1Nu VWBM1Ldc6n7NwTclhtEtm5HFPdGN5S3AoVdVogB+gTwGbn9sv/GOUwKDEemG9juto9hq l5voWyKcxfhJ6aDyiUVD96khWVXGtXA3oMsTqvRlhkpwTnrBuBXbUbd5mTdm74th7qgL tkNg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1731012034; x=1731616834; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=1Ena+wiHkJkThNIgJEnlfvXUpyWvoo3u3T+VCMjmIDo=; b=Epcm5JHFxjFL6lirBYPxdeHmd4rb3LYwl+NvQQJ5AvzG0YsI2JUZAYy4R3l23d1Vmw Gs//aMVCTE4O2APRdP31Lf3NCU15AEDqpshnkW8a6LUl6HtIRk3KZpVVUiDY0RijlLVf qcrwFfnKx0FJw0+uUfa6Xp1GwHhiRerIqu+qA6gtrFq4T74ivbz+xQCexakU1bLREnrm AVE43y7QA3Eq0COrGo7Wvt1BJxiWxEX1eLidZJ3KhMa3SCrPZ5ivQBZBsb87vqpUlaw9 dI+15/AjcOVIhzdZHMm1ohZurPGt2N6nGRv5ocv9xdRtv6V5zkH873l1iLT/7rrty4H5 XIcg== X-Forwarded-Encrypted: i=1; AJvYcCV/iSTGKaMzP7a/m+ateAywsEytKNgW1MYWe17JLEsy+8vTyfFcSpFRHVMRMrotBD3ZI7PQFHfn0QE4CnzG@lists.postgresql.org X-Gm-Message-State: AOJu0Yyfvpg7gjInVRw0gRI0tm/qV0YdI5xm7p5URwnhlFgZ5fskGv/8 9T4O7NjQtrQQHRXFZ+ZTrVOFi6trzD7Hit57FsKf3dI6CBkreJYQ X-Google-Smtp-Source: AGHT+IGutp4CXeKUItJLQphybppcrWCkCH+lYNi/Dm/znqNErWgrRBbOU7J5u913KtUBtOCVPG+jfA== X-Received: by 2002:a05:6602:1607:b0:837:7d54:acf1 with SMTP id ca18e2360f4ac-83e0328ffd9mr35401039f.2.1731012034123; Thu, 07 Nov 2024 12:40:34 -0800 (PST) Received: from nathan (162-195-168-172.lightspeed.stlsmo.sbcglobal.net. [162.195.168.172]) by smtp.gmail.com with ESMTPSA id 8926c6da1cb9f-4de5f8f6ef5sm461023173.149.2024.11.07.12.40.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Nov 2024 12:40:33 -0800 (PST) Date: Thu, 7 Nov 2024 14:40:32 -0600 From: Nathan Bossart To: "Devulapalli, Raghuveer" Cc: Andres Freund , "pgsql-hackers@lists.postgresql.org" Subject: Re: Popcount optimization using AVX512 Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On Thu, Nov 07, 2024 at 08:38:21PM +0000, Devulapalli, Raghuveer wrote: > >> Of course, as soon as I committed this, I noticed that it's broken. It seems that >> compilers are rather picky about how multiple target options are specified. > > Just curious, which compiler complained? Clang. -- nathan