From patchwork Sat Jul 16 19:48:02 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julien Lepiller X-Patchwork-Id: 40701 Return-Path: X-Original-To: patchwork@mira.cbaines.net Delivered-To: patchwork@mira.cbaines.net Received: by mira.cbaines.net (Postfix, from userid 113) id 0811227BBEA; Sat, 16 Jul 2022 20:49:40 +0100 (BST) X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on mira.cbaines.net X-Spam-Level: X-Spam-Status: No, score=-2.7 required=5.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,SPF_HELO_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.6 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mira.cbaines.net (Postfix) with ESMTPS id 58E7827BBE9 for ; Sat, 16 Jul 2022 20:49:39 +0100 (BST) Received: from localhost ([::1]:46808 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oCnnG-0004hs-4p for patchwork@mira.cbaines.net; Sat, 16 Jul 2022 15:49:38 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:59892) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oCnmh-0004S4-Uh for guix-patches@gnu.org; Sat, 16 Jul 2022 15:49:03 -0400 Received: from debbugs.gnu.org ([209.51.188.43]:48411) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1oCnmh-0004hH-ME for guix-patches@gnu.org; Sat, 16 Jul 2022 15:49:03 -0400 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1oCnmh-0005Ia-JI for guix-patches@gnu.org; Sat, 16 Jul 2022 15:49:03 -0400 X-Loop: help-debbugs@gnu.org Subject: [bug#54239] [PATCH v3 05/10] gnu: Add cross-clang. Resent-From: Julien Lepiller Original-Sender: "Debbugs-submit" Resent-CC: guix-patches@gnu.org Resent-Date: Sat, 16 Jul 2022 19:49:03 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 54239 X-GNU-PR-Package: guix-patches X-GNU-PR-Keywords: patch To: 54239@debbugs.gnu.org Received: via spool by 54239-submit@debbugs.gnu.org id=B54239.165800090820262 (code B ref 54239); Sat, 16 Jul 2022 19:49:03 +0000 Received: (at 54239) by debbugs.gnu.org; 16 Jul 2022 19:48:28 +0000 Received: from localhost ([127.0.0.1]:46156 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oCnm8-0005Gj-4B for submit@debbugs.gnu.org; Sat, 16 Jul 2022 15:48:28 -0400 Received: from lepiller.eu ([89.234.186.109]:44374) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oCnm0-0005FA-4X for 54239@debbugs.gnu.org; Sat, 16 Jul 2022 15:48:20 -0400 Received: from lepiller.eu (localhost [127.0.0.1]) by lepiller.eu (OpenSMTPD) with ESMTP id 589f4353 for <54239@debbugs.gnu.org>; Sat, 16 Jul 2022 19:48:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=lepiller.eu; h=from:to :subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; s=dkim; bh=gu/GSsog9cnoOWIdK3cc/4FLU mRGzDzVvFok2bQBKJ4=; b=aZ4pGPM7F61dW4FmOZgPBX5d7oKhMR1aqY6Cca7Qa U0O6MuVn1+9JjbIfI8TuzPiGLibvcJToKEoFDKfOHjUY6XRsIoifdBWp6y0JNnDl GiGxZcmimHxmgYsybz+Wa4eod8ZtTDdPy3IkEroKV2tvVw+aL9CuluXbZPR/niOs uz0l1qedw8iiP2EOCiCac/Vssu9VYoMw646jMjatd8/l6SyCk/r90NiAAPrZWzwS DoW5PYyeagFv63KhWEfN/5jZz5b/1CPrYKFjWVOog4rDz8gvYpKsrJiOajhWhr2e HRosky5xu/mz5oHRQMPxxatpUAzkGzbouOPtOmvy6YXbg== Received: by lepiller.eu (OpenSMTPD) with ESMTPSA id 63d3854f (TLSv1.3:AEAD-AES256-GCM-SHA384:256:NO) for <54239@debbugs.gnu.org>; Sat, 16 Jul 2022 19:48:15 +0000 (UTC) From: Julien Lepiller Date: Sat, 16 Jul 2022 21:48:02 +0200 Message-Id: <20220716194807.20378-5-julien@lepiller.eu> X-Mailer: git-send-email 2.37.0 In-Reply-To: <20220716194807.20378-1-julien@lepiller.eu> References: <20220716214424.1d521d65@sybil.lepiller.eu> <20220716194807.20378-1-julien@lepiller.eu> MIME-Version: 1.0 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: guix-patches@gnu.org List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-patches-bounces+patchwork=mira.cbaines.net@gnu.org Sender: "Guix-patches" X-getmail-retrieved-from-mailbox: Patches * gnu/packages/llvm.scm (cross-clang): New variable. --- gnu/packages/llvm.scm | 169 +++++++++++++++++++++++++++++++++++++++++- 1 file changed, 168 insertions(+), 1 deletion(-) diff --git a/gnu/packages/llvm.scm b/gnu/packages/llvm.scm index caf8264bef..560a64840a 100644 --- a/gnu/packages/llvm.scm +++ b/gnu/packages/llvm.scm @@ -48,6 +48,7 @@ (define-module (gnu packages llvm) #:use-module (guix git-download) #:use-module (guix memoization) #:use-module (guix utils) + #:use-module (guix build-system) #:use-module (guix build-system gnu) #:use-module (guix build-system cmake) #:use-module (guix build-system emacs) @@ -75,9 +76,12 @@ (define-module (gnu packages llvm) #:use-module (gnu packages xml) #:use-module (srfi srfi-1) #:use-module (ice-9 match) + #:autoload (gnu packages cross-base) (cross-libc cross-gcc cross-binutils) #:export (make-lld-wrapper system->llvm-target - cross-llvm)) + cross-llvm + cross-clang + clang-for-target)) (define* (system->llvm-target #:optional (system (or (and=> (%current-target-system) @@ -1263,6 +1267,169 @@ (define-public clang-runtime clang-runtime-13) (define-public clang clang-13) (define-public clang-toolchain clang-toolchain-13) +(define* (cross-clang target + #:key + (libc (cross-libc target)) + (xgcc (cross-gcc target + #:xbinutils (cross-binutils target) + #:libc (cross-libc target))) + (clang clang)) + "Return a cross-clang compiler for target." + (define cross-clang-aux + (mlambda (target libc xgcc clang) + (package + (inherit clang) + (name (string-append "clang-cross-" target)) + (version (package-version clang)) + ;; Support the same variables as clang, even in cross-compilation context. + ;; Clang does not make a difference between native and cross-compilation. + (search-paths + (list + (search-path-specification + (variable "CROSS_LIBRARY_PATH") + (files '("lib"))) + (search-path-specification + (variable "CROSS_C_INCLUDE_PATH") + (files '("include"))) + (search-path-specification + (variable "CROSS_CPLUS_INCLUDE_PATH") + (files '("include/c++" "include"))))) + (native-search-paths '()) + (arguments + (substitute-keyword-arguments (package-arguments clang) + ((#:configure-flags _) + #~(list "-DCLANG_INCLUDE_TESTS=True" + (string-append "-DGCC_INSTALL_PREFIX=" + (assoc-ref %build-inputs "cross-gcc-lib")) + (string-append "-DC_INCLUDE_DIRS=" + (assoc-ref %build-inputs "target-libc") + "/include"))) + ((#:phases phases) + `(modify-phases ,phases + (add-after 'unpack 'add-missing-libdir + (lambda _ + ;; cross-gcc installs its libraries in /lib instead of + ;; lib. + (substitute* "lib/Driver/ToolChain.cpp" + (("\"-L\"\\) \\+ LibPath\\)\\);") + ,(string-append "\"-L\") + LibPath)); + CmdArgs.push_back(Args.MakeArgString(StringRef(\"-L\") + " + "StringRef(GCC_INSTALL_PREFIX) + StringRef(\"/" + target "/lib\"))); + CmdArgs.push_back(Args.MakeArgString(StringRef(\"-rpath=\") + " + "StringRef(GCC_INSTALL_PREFIX) + StringRef(\"/" + target "/lib\")));"))))) + (add-after 'unpack 'support-cross-include-path + (lambda _ + (substitute* ,(if (version>=? version "6.0") + "lib/Driver/ToolChains/Clang.cpp" + "lib/Driver/Tools.cpp") + (("C_INCLUDE_PATH") "CROSS_C_INCLUDE_PATH") + (("CPLUS_INCLUDE_PATH") "CROSS_CPLUS_INCLUDE_PATH")))) + (add-after 'unpack 'support-cross-library-path + (lambda _ + ;; LIBRARY_PATH is only supported for native builds, but we still + ;; need it (or CROSS_LIBRARY_PATH to be precise) when + ;; cross-compiling + ,(cond + ((version>=? version "10") + `(substitute* "lib/Driver/ToolChains/CommonArgs.cpp" + (("LIBRARY_PATH\"") + "LIBRARY_PATH\"); + else + addDirectoryList(Args, CmdArgs, \"-L\", \"CROSS_LIBRARY_PATH\""))) + ((version>=? version "6.0") + `(substitute* "lib/Driver/ToolChains/CommonArgs.cpp" + (("LIBRARY_PATH\"") + "LIBRARY_PATH\"); + } else { + addDirectoryList(Args, CmdArgs, \"-L\", \"CROSS_LIBRARY_PATH\""))) + (else + `(substitute* "lib/Driver/Tools.cpp" + (("LIBRARY_PATH\"") + "LIBRARY_PATH\"); + else + addDirectoryList(Args, CmdArgs, \"-L\", \"CROSS_LIBRARY_PATH\"")))))) + (replace 'set-glibc-file-names + (lambda* (#:key inputs #:allow-other-keys) + (let ((libc (assoc-ref inputs "target-libc")) + (compiler-rt (assoc-ref inputs "clang-runtime")) + (gcc (assoc-ref inputs "cross-gcc"))) + (setenv "LIBRARY_PATH" + (string-append + (assoc-ref inputs "libc") "/lib:" (getenv "LIBRARY_PATH"))) + ,@(cond + ((version>=? version "6.0") + `(;; Link to libclang_rt files from clang-runtime. + (substitute* "lib/Driver/ToolChain.cpp" + (("getDriver\\(\\)\\.ResourceDir") + (string-append "\"" compiler-rt "\""))) + + ;; Make "LibDir" refer to /lib so that it + ;; uses the right dynamic linker file name. + (substitute* "lib/Driver/ToolChains/Linux.cpp" + (("(^[[:blank:]]+LibDir = ).*" _ declaration) + (string-append declaration "\"" libc "/lib\";\n")) + + ;; Make clang look for libstdc++ in the right + ;; location. + (("LibStdCXXIncludePathCandidates\\[\\] = \\{") + (string-append + "LibStdCXXIncludePathCandidates[] = { \"" gcc + "/include/c++\",")) + + ;; Make sure libc's libdir is on the search path, to + ;; allow crt1.o & co. to be found. + (("@GLIBC_LIBDIR@") + (string-append libc "/lib"))))) + (else + `((substitute* "lib/Driver/Tools.cpp" + ;; Patch the 'getLinuxDynamicLinker' function so that + ;; it uses the right dynamic linker file name. + (("/lib64/ld-linux-x86-64.so.2") + (string-append libc ,(glibc-dynamic-linker)))) + + ;; Link to libclang_rt files from clang-runtime. + ;; This substitution needed slight adjustment in 3.8. + ,@(if (version>=? version "3.8") + '((substitute* "lib/Driver/Tools.cpp" + (("TC\\.getDriver\\(\\)\\.ResourceDir") + (string-append "\"" compiler-rt "\"")))) + '((substitute* "lib/Driver/ToolChain.cpp" + (("getDriver\\(\\)\\.ResourceDir") + (string-append "\"" compiler-rt "\""))))) + + ;; Make sure libc's libdir is on the search path, to + ;; allow crt1.o & co. to be found. + (substitute* "lib/Driver/ToolChains.cpp" + (("@GLIBC_LIBDIR@") + (string-append libc "/lib"))))))))))))) + (inputs + `(("target-libc" ,libc) + ("cross-gcc-lib" ,xgcc "lib") + ("cross-gcc" ,xgcc) + ,@(package-inputs clang))) + (propagated-inputs + (modify-inputs (package-propagated-inputs clang) + (replace "clang-runtime" + (let ((base (car (assoc-ref (package-propagated-inputs clang) + "clang-runtime")))) + (package + (inherit base) + (build-system (build-system-with-target + (package-build-system base) + target))))) + (replace "llvm" + (cross-llvm + (car (assoc-ref (package-propagated-inputs clang) "llvm")) + target))))))) + (cross-clang-aux target libc xgcc clang)) + +(define* (clang-for-target #:optional (clang clang)) + (if (%current-target-system) + (cross-clang (%current-target-system) #:clang clang) + clang)) + (define-public llvm-for-rocm (package ;; Based on LLVM 14 as of v5.0.0