Message ID | 20240215152037.720162-14-kmatsui@gcc.gnu.org |
---|---|
State | New |
Headers | show
Return-Path: <gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.a=rsa-sha256 header.s=default header.b=VlHQGl3X; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org (client-ip=2620:52:3:1:0:246e:9693:128c; helo=server2.sourceware.org; envelope-from=gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=patchwork.ozlabs.org) Received: from server2.sourceware.org (server2.sourceware.org [IPv6:2620:52:3:1:0:246e:9693:128c]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4TbJnm0Hmrz23j4 for <incoming@patchwork.ozlabs.org>; Fri, 16 Feb 2024 02:26:52 +1100 (AEDT) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id D04A8384DEEE for <incoming@patchwork.ozlabs.org>; Thu, 15 Feb 2024 15:26:49 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org D04A8384DEEE DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1708010809; bh=Eel5yyb5iGCvlyloWbXZJDQQyPxGiqGZhQd/6FSvOyc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=VlHQGl3XnonUhflIMniLnUo8dMMqMCxi3mGKe2+ug61xB0UDXmF1WSe/ruxc8nkjG Pg2xQPrs/qPgD4BmS4Zrnwrnb8+jxEsBaX5eRA2JJqn6Z8evvpJ9TDJCwjDWv9zHfm b+ZxiftdrVh6E8qv/LxoLcAXpaGE2LCUcDRzbMhM= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from mx0a-00641c01.pphosted.com (mx0a-00641c01.pphosted.com [205.220.165.146]) by sourceware.org (Postfix) with ESMTPS id AE3383865C26; Thu, 15 Feb 2024 15:21:10 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org AE3383865C26 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=gcc.gnu.org Authentication-Results: sourceware.org; spf=fail smtp.mailfrom=gcc.gnu.org ARC-Filter: OpenARC Filter v1.0.0 sourceware.org AE3383865C26 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=205.220.165.146 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1708010476; cv=none; b=aU5CAn/6Og/sL24bhKRrWjCgtTtn/nZM/Lbx84JEMLgpfkZBA0Ac79RQpdPABAKpR25A2QTKji0Dx5/CaFv0gpvqAn6Pvvozg5qQ/tvcl6ma+Zp0G4n48AA5s6MfwuqOcrxMkdeUNB4taMkpRY2Lza9xlUAEudJ3UdvHeZrWPUc= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1708010476; c=relaxed/simple; bh=kUrcYT21VjtMtAwzB52Z+aGIcbSesmeIBNELtElY9UY=; h=From:To:Subject:Date:Message-ID:MIME-Version; b=Sg3qdtdqk7F5MkPS8aq/rX9C9FxKeFSlXAw0yWySme0ocDwVUrQEuggRwtNb5JBWSgo0m47Nry/WZJCaB1b/Oa9kozgFvM6OrMutO1Ymqae9bzIrTu3JlKnl06oSfNdQ59hulzCihKLay+k/fc92Aoc0wmnVoCfD6Dqv6c+N6gc= ARC-Authentication-Results: i=1; server2.sourceware.org Received: from pps.filterd (m0247470.ppops.net [127.0.0.1]) by mx0a-00641c01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 41FFDpOl025608; Thu, 15 Feb 2024 15:21:09 GMT Received: from mxout25.s.uw.edu (mxout25.s.uw.edu [140.142.234.175]) by mx0a-00641c01.pphosted.com (PPS) with ESMTPS id 3w97csc6fc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 15 Feb 2024 15:21:09 +0000 Received: from smtp.washington.edu (smtp.washington.edu [140.142.234.157]) by mxout25.s.uw.edu (8.14.4+UW20.07/8.14.4+UW24.02) with ESMTP id 41FFKlVg030366 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 15 Feb 2024 07:20:47 -0800 X-Auth-Received: from kmatsui-ThinkPad-X1-Carbon-Gen-9.dhcp4.washington.edu ([10.154.74.143]) (authenticated authid=kmatsui) by smtp.washington.edu (8.16.1+UW21.10/8.14.4+UW24.02) with ESMTPSA id 41FFKkh0029956 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 15 Feb 2024 07:20:47 -0800 X-UW-Orig-Sender: kmatsui@smtp.washington.edu From: Ken Matsui <kmatsui@gcc.gnu.org> To: gcc-patches@gcc.gnu.org Cc: libstdc++@gcc.gnu.org, Ken Matsui <kmatsui@gcc.gnu.org> Subject: [PATCH v5 14/14] libstdc++: Optimize std::rank compilation performance Date: Thu, 15 Feb 2024 07:20:37 -0800 Message-ID: <20240215152037.720162-14-kmatsui@gcc.gnu.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240215152037.720162-1-kmatsui@gcc.gnu.org> References: <20240215045258.3025806-1-kmatsui@gcc.gnu.org> <20240215152037.720162-1-kmatsui@gcc.gnu.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: cutrV_CUjUu0MeGYW60OP0JK1uJ_6PjE X-Proofpoint-ORIG-GUID: cutrV_CUjUu0MeGYW60OP0JK1uJ_6PjE X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-02-15_14,2024-02-14_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 adultscore=0 mlxlogscore=727 clxscore=1034 priorityscore=1501 mlxscore=0 phishscore=0 suspectscore=0 lowpriorityscore=0 bulkscore=0 spamscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2402150123 X-Spam-Status: No, score=-12.9 required=5.0 tests=BAYES_00, GIT_PATCH_0, JMQ_SPF_NEUTRAL, KAM_DMARC_STATUS, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_NEUTRAL, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gcc-patches mailing list <gcc-patches.gcc.gnu.org> List-Unsubscribe: <https://gcc.gnu.org/mailman/options/gcc-patches>, <mailto:gcc-patches-request@gcc.gnu.org?subject=unsubscribe> List-Archive: <https://gcc.gnu.org/pipermail/gcc-patches/> List-Post: <mailto:gcc-patches@gcc.gnu.org> List-Help: <mailto:gcc-patches-request@gcc.gnu.org?subject=help> List-Subscribe: <https://gcc.gnu.org/mailman/listinfo/gcc-patches>, <mailto:gcc-patches-request@gcc.gnu.org?subject=subscribe> Errors-To: gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org |
Series |
[v5,01/14] c++: Implement __add_pointer built-in trait
|
expand
|
diff --git a/libstdc++-v3/include/std/type_traits b/libstdc++-v3/include/std/type_traits index 90718d772dd..5d2e6eaa2a2 100644 --- a/libstdc++-v3/include/std/type_traits +++ b/libstdc++-v3/include/std/type_traits @@ -1445,6 +1445,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION }; /// rank +#if _GLIBCXX_USE_BUILTIN_TRAIT(__rank) + template<typename _Tp> + struct rank + : public integral_constant<std::size_t, __rank(_Tp)> { }; +#else template<typename> struct rank : public integral_constant<std::size_t, 0> { }; @@ -1456,6 +1461,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION template<typename _Tp> struct rank<_Tp[]> : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { }; +#endif /// extent template<typename, unsigned _Uint = 0>
This patch optimizes the compilation performance of std::rank by dispatching to the new __rank built-in trait. libstdc++-v3/ChangeLog: * include/std/type_traits (rank): Use __rank built-in trait. Signed-off-by: Ken Matsui <kmatsui@gcc.gnu.org> --- libstdc++-v3/include/std/type_traits | 6 ++++++ 1 file changed, 6 insertions(+)