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GET /api/patches/138644/?format=api
https://patches.dpdk.org/api/patches/138644/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1710969879-23701-3-git-send-email-roretzla@linux.microsoft.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<1710969879-23701-3-git-send-email-roretzla@linux.microsoft.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1710969879-23701-3-git-send-email-roretzla@linux.microsoft.com", "date": "2024-03-20T21:24:39", "name": "[2/2] eal: add rte ffs32 and rte ffs64 inline functions", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "cb90c3021a58a14efe57d229c49ed58884294f69", "submitter": { "id": 2077, "url": "https://patches.dpdk.org/api/people/2077/?format=api", "name": "Tyler Retzlaff", "email": "roretzla@linux.microsoft.com" }, "delegate": { "id": 1, "url": "https://patches.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1710969879-23701-3-git-send-email-roretzla@linux.microsoft.com/mbox/", "series": [ { "id": 31576, "url": "https://patches.dpdk.org/api/series/31576/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=31576", "date": "2024-03-20T21:24:37", "name": "provide rte_ffs32, rte_ffs64 and __rte_x86_movdiri for MSVC", "version": 1, "mbox": "https://patches.dpdk.org/series/31576/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/138644/comments/", "check": "warning", "checks": "https://patches.dpdk.org/api/patches/138644/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id D34DE43D0A;\n\tWed, 20 Mar 2024 22:24:47 +0100 (CET)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 5B2C142E37;\n\tWed, 20 Mar 2024 22:24:44 +0100 (CET)", "from linux.microsoft.com (linux.microsoft.com [13.77.154.182])\n by mails.dpdk.org (Postfix) with ESMTP id 7D97942DF0\n for <dev@dpdk.org>; Wed, 20 Mar 2024 22:24:41 +0100 (CET)", "by linux.microsoft.com (Postfix, from userid 1086)\n id BD85720B74C2; Wed, 20 Mar 2024 14:24:40 -0700 (PDT)" ], "DKIM-Filter": "OpenDKIM Filter v2.11.0 linux.microsoft.com BD85720B74C2", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com;\n s=default; t=1710969880;\n bh=dtBOzkA46rM1KI0WTIFF6Ulwp8sGxQQaFhWC+ev3QXo=;\n h=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n b=TrR80MjLOd3fVD3sRw1uCuzPSe6znphP85lBfxzFwJySNI0Na2iaEYVdPfGz6vCGb\n pYOpdL0sqcxuqciH0TDxCBnzIXHkgAvj7MbHzqORbnSLDRVxdEhRy4SbyFvxRUBpR7\n HMFAcQnhqGkbmWYpvbBOzPH8IKcrj5VDH0GjVwao=", "From": "Tyler Retzlaff <roretzla@linux.microsoft.com>", "To": "dev@dpdk.org", "Cc": "Bruce Richardson <bruce.richardson@intel.com>,\n Joyce Kong <joyce.kong@arm.com>,\n Konstantin Ananyev <konstantin.v.ananyev@yandex.ru>,\n Tyler Retzlaff <roretzla@linux.microsoft.com>", "Subject": "[PATCH 2/2] eal: add rte ffs32 and rte ffs64 inline functions", "Date": "Wed, 20 Mar 2024 14:24:39 -0700", "Message-Id": "<1710969879-23701-3-git-send-email-roretzla@linux.microsoft.com>", "X-Mailer": "git-send-email 1.8.3.1", "In-Reply-To": "<1710969879-23701-1-git-send-email-roretzla@linux.microsoft.com>", "References": "<1710969879-23701-1-git-send-email-roretzla@linux.microsoft.com>", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org" }, "content": "provide toolchain abstraction for __builtin_ffs{,l,ll} gcc built-in\nintrinsics.\n\nSigned-off-by: Tyler Retzlaff <roretzla@linux.microsoft.com>\n---\n lib/eal/include/rte_bitops.h | 34 ++++++++++++++++++++++++++++++++++\n 1 file changed, 34 insertions(+)", "diff": "diff --git a/lib/eal/include/rte_bitops.h b/lib/eal/include/rte_bitops.h\nindex 449565e..e157a45 100644\n--- a/lib/eal/include/rte_bitops.h\n+++ b/lib/eal/include/rte_bitops.h\n@@ -405,6 +405,28 @@\n \treturn (unsigned int)__popcnt64(v);\n }\n \n+static inline unsigned int\n+rte_ffs32(uint32_t v)\n+{\n+\tunsigned long rv;\n+\n+\tif (0 == _BitScanForward(&rv, v))\n+\t\treturn 0;\n+\n+\treturn (unsigned int)rv + 1;\n+}\n+\n+static inline unsigned int\n+rte_ffs64(uint64_t v)\n+{\n+\tunsigned long rv;\n+\n+\tif (0 == _BitScanForward64(&rv, v))\n+\t\treturn 0;\n+\n+\treturn (unsigned int)rv + 1;\n+}\n+\n #else\n \n /**\n@@ -491,6 +513,18 @@\n \treturn (unsigned int)__builtin_popcountll(v);\n }\n \n+static inline unsigned int\n+rte_ffs32(uint32_t v)\n+{\n+\treturn (unsigned int)__builtin_ffs(v);\n+}\n+\n+static inline unsigned int\n+rte_ffs64(uint64_t v)\n+{\n+\treturn (unsigned int)__builtin_ffsll(v);\n+}\n+\n #endif\n \n /**\n", "prefixes": [ "2/2" ] }{ "id": 138644, "url": "