From patchwork Fri Sep 12 14:30:35 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ross Burton X-Patchwork-Id: 70078 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 aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 62BF0CA101F for ; Fri, 12 Sep 2025 14:30:46 +0000 (UTC) Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by mx.groups.io with SMTP id smtpd.web11.18369.1757687445533826784 for ; Fri, 12 Sep 2025 07:30:45 -0700 Authentication-Results: mx.groups.io; dkim=none (message not signed); spf=pass (domain: arm.com, ip: 217.140.110.172, mailfrom: ross.burton@arm.com) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id AE18B16A3 for ; Fri, 12 Sep 2025 07:30:36 -0700 (PDT) Received: from cesw-amp-gbt-1s-m12830-04.lab.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 94C653F66E for ; Fri, 12 Sep 2025 07:30:44 -0700 (PDT) From: Ross Burton To: openembedded-core@lists.openembedded.org Subject: [PATCH 3/6] clang: add option for llvm-exegesis Date: Fri, 12 Sep 2025 15:30:35 +0100 Message-ID: <20250912143038.3345369-3-ross.burton@arm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250912143038.3345369-1-ross.burton@arm.com> References: <20250912143038.3345369-1-ross.burton@arm.com> MIME-Version: 1.0 List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Fri, 12 Sep 2025 14:30:46 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/223315 Quoting from the README: llvm-exegesis is a benchmarking tool that accepts or generates snippets and can measure characteristics of those snippets by executing it while keeping track of performance counters. Potentially useful but not essential. This reduces the size of llvm-bin by ~30MB and llvm-dbg by ~1100MB. Signed-off-by: Ross Burton --- meta/recipes-devtools/clang/clang_git.bb | 1 + 1 file changed, 1 insertion(+) diff --git a/meta/recipes-devtools/clang/clang_git.bb b/meta/recipes-devtools/clang/clang_git.bb index 09dda563bd3..f5550e1b44b 100644 --- a/meta/recipes-devtools/clang/clang_git.bb +++ b/meta/recipes-devtools/clang/clang_git.bb @@ -54,6 +54,7 @@ PACKAGECONFIG[clangd-dexp] = "-DCLANGD_BUILD_DEXP=ON,-DCLANGD_BUILD_DEXP=OFF,," PACKAGECONFIG[compiler-rt] = "-DCLANG_DEFAULT_RTLIB=compiler-rt,," PACKAGECONFIG[eh] = "-DLLVM_ENABLE_EH=ON,-DLLVM_ENABLE_EH=OFF,," +PACKAGECONFIG[exegesis] = "-DLLVM_TOOL_LLVM_EXEGESIS_BUILD=ON,-DLLVM_TOOL_LLVM_EXEGESIS_BUILD=OFF" PACKAGECONFIG[libcplusplus] = "-DCLANG_DEFAULT_CXX_STDLIB=libc++,," PACKAGECONFIG[libedit] = "-DLLVM_ENABLE_LIBEDIT=ON,-DLLVM_ENABLE_LIBEDIT=OFF,libedit libedit-native" PACKAGECONFIG[libomp] = "-DCLANG_DEFAULT_OPENMP_RUNTIME=libomp,,"