348 lines
13 KiB
Nix
348 lines
13 KiB
Nix
{ lowPrio, newScope, pkgs, lib, stdenv, cmake, preLibcCrossHeaders, substitute
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, substituteAll, fetchFromGitHub, fetchpatch, libxml2, python3, isl, fetchurl
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, overrideCC, wrapCCWith, wrapBintoolsWith
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, buildLlvmTools # tools, but from the previous stage, for cross
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, targetLlvmLibraries # libraries, but from the next stage, for cross
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, targetLlvm
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# This is the default binutils, but with *this* version of LLD rather
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# than the default LLVM version's, if LLD is the choice. We use these for
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# the `useLLVM` bootstrapping below.
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, bootBintoolsNoLibc ?
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if stdenv.targetPlatform.linker == "lld" then null else pkgs.bintoolsNoLibc
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, bootBintools ?
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if stdenv.targetPlatform.linker == "lld" then null else pkgs.bintools, darwin
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}:
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let
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release_version = "12.0.1";
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candidate = ""; # empty or "rcN"
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dash-candidate = lib.optionalString (candidate != "") "-${candidate}";
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version =
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"${release_version}${dash-candidate}"; # differentiating these (variables) is important for RCs
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fetch = name: sha256:
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fetchurl {
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url =
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"https://github.com/llvm/llvm-project/releases/download/llvmorg-${version}/${name}-${release_version}${candidate}.src.tar.xz";
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inherit sha256;
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};
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clang-tools-extra_src = fetch "clang-tools-extra"
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"1r9a4fdz9ci58b5z2inwvm4z4cdp6scrivnaw05dggkxz7yrwrb5";
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inherit (import ../common/common-let.nix { inherit lib release_version; })
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llvm_meta;
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tools = lib.makeExtensible (tools:
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let
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callPackage = newScope (tools // {
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inherit stdenv cmake libxml2 python3 isl release_version version fetch
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buildLlvmTools;
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});
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mkExtraBuildCommands0 = cc: ''
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rsrc="$out/resource-root"
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mkdir "$rsrc"
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ln -s "${cc.lib}/lib/clang/${release_version}/include" "$rsrc"
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echo "-resource-dir=$rsrc" >> $out/nix-support/cc-cflags
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'';
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mkExtraBuildCommands = cc:
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mkExtraBuildCommands0 cc + ''
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ln -s "${targetLlvmLibraries.compiler-rt.out}/lib" "$rsrc/lib"
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ln -s "${targetLlvmLibraries.compiler-rt.out}/share" "$rsrc/share"
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'';
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bintoolsNoLibc' = if bootBintoolsNoLibc == null then
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tools.bintoolsNoLibc
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else
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bootBintoolsNoLibc;
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bintools' = if bootBintools == null then tools.bintools else bootBintools;
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in {
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libllvm = callPackage ./llvm { inherit llvm_meta; };
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# `llvm` historically had the binaries. When choosing an output explicitly,
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# we need to reintroduce `outputSpecified` to get the expected behavior e.g. of lib.get*
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llvm = tools.libllvm;
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libclang = callPackage ../common/clang {
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src =
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fetch "clang" "0px4gl27az6cdz6adds89qzdwb1cqpjsfvrldbz9qvpmphrj34bf";
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patches = [
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./clang/purity.patch
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# https://reviews.llvm.org/D51899
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./clang/gnu-install-dirs.patch
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(substituteAll {
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src = ../common/clang/clang-11-15-LLVMgold-path.patch;
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libllvmLibdir = "${tools.libllvm.lib}/lib";
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})
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];
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inherit clang-tools-extra_src llvm_meta;
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};
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clang-unwrapped = tools.libclang;
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# disabled until recommonmark supports sphinx 3
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#Llvm-manpages = lowPrio (tools.libllvm.override {
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# enableManpages = true;
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# python3 = pkgs.python3; # don't use python-boot
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#});
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clang-manpages = lowPrio (tools.libclang.override {
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enableManpages = true;
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python3 = pkgs.python3; # don't use python-boot
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});
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# disabled until recommonmark supports sphinx 3
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# lldb-manpages = lowPrio (tools.lldb.override {
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# enableManpages = true;
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# python3 = pkgs.python3; # don't use python-boot
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# });
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# pick clang appropriate for package set we are targeting
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clang = if stdenv.targetPlatform.libc == null then
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tools.clangNoLibc
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else if stdenv.targetPlatform.useLLVM or false then
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tools.clangUseLLVM
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else if (pkgs.targetPackages.stdenv or stdenv).cc.isGNU then
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tools.libstdcxxClang
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else
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tools.libcxxClang;
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libstdcxxClang = wrapCCWith rec {
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cc = tools.clang-unwrapped;
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# libstdcxx is taken from gcc in an ad-hoc way in cc-wrapper.
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libcxx = null;
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extraPackages = [ targetLlvmLibraries.compiler-rt ];
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extraBuildCommands = mkExtraBuildCommands cc;
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};
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libcxxClang = wrapCCWith rec {
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cc = tools.clang-unwrapped;
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libcxx = targetLlvmLibraries.libcxx;
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extraPackages = [ targetLlvmLibraries.compiler-rt ];
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extraBuildCommands = mkExtraBuildCommands cc;
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};
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lld = callPackage ../common/lld {
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src =
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fetch "lld" "0qg3fgc7wj34hdkqn21y03zcmsdd01szhhm1hfki63iifrm3y2v9";
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patches = [ ./lld/gnu-install-dirs.patch ];
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inherit llvm_meta;
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inherit (libraries) libunwind;
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};
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lldb = callPackage ../common/lldb.nix {
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src =
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fetch "lldb" "0g3pj1m3chafavpr35r9fynm85y2hdyla6klj0h28khxs2613i78";
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patches = let
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resourceDirPatch = callPackage ({ substituteAll, libclang }:
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substituteAll {
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src = ./lldb/resource-dir.patch;
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clangLibDir = "${libclang.lib}/lib";
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}) { };
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in [
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./lldb/procfs.patch
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resourceDirPatch
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./lldb/gnu-install-dirs.patch
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];
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inherit llvm_meta;
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};
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# Below, is the LLVM bootstrapping logic. It handles building a
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# fully LLVM toolchain from scratch. No GCC toolchain should be
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# pulled in. As a consequence, it is very quick to build different
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# targets provided by LLVM and we can also build for what GCC
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# doesn’t support like LLVM. Probably we should move to some other
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# file.
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bintools-unwrapped = callPackage ../common/bintools.nix { };
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bintoolsNoLibc = wrapBintoolsWith {
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bintools = tools.bintools-unwrapped;
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libc = preLibcCrossHeaders;
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};
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bintools = wrapBintoolsWith { bintools = tools.bintools-unwrapped; };
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clangUseLLVM = wrapCCWith rec {
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cc = tools.clang-unwrapped;
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libcxx = targetLlvmLibraries.libcxx;
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bintools = bintools';
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extraPackages = [ targetLlvmLibraries.compiler-rt ]
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++ lib.optionals (!stdenv.targetPlatform.isWasm)
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[ targetLlvmLibraries.libunwind ];
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extraBuildCommands = ''
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echo "-rtlib=compiler-rt -Wno-unused-command-line-argument" >> $out/nix-support/cc-cflags
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echo "-B${targetLlvmLibraries.compiler-rt}/lib" >> $out/nix-support/cc-cflags
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'' + lib.optionalString (!stdenv.targetPlatform.isWasm) ''
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echo "--unwindlib=libunwind" >> $out/nix-support/cc-cflags
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echo "-L${targetLlvmLibraries.libunwind}/lib" >> $out/nix-support/cc-ldflags
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'' + lib.optionalString (!stdenv.targetPlatform.isWasm
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&& stdenv.targetPlatform.useLLVM or false) ''
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echo "-lunwind" >> $out/nix-support/cc-ldflags
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'' + lib.optionalString stdenv.targetPlatform.isWasm ''
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echo "-fno-exceptions" >> $out/nix-support/cc-cflags
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'' + mkExtraBuildCommands cc;
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};
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clangNoLibcxx = wrapCCWith rec {
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cc = tools.clang-unwrapped;
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libcxx = null;
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bintools = bintools';
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extraPackages = [ targetLlvmLibraries.compiler-rt ];
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extraBuildCommands = ''
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echo "-rtlib=compiler-rt" >> $out/nix-support/cc-cflags
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echo "-B${targetLlvmLibraries.compiler-rt}/lib" >> $out/nix-support/cc-cflags
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echo "-nostdlib++" >> $out/nix-support/cc-cflags
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'' + mkExtraBuildCommands cc;
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};
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clangNoLibc = wrapCCWith rec {
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cc = tools.clang-unwrapped;
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libcxx = null;
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bintools = bintoolsNoLibc';
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extraPackages = [ targetLlvmLibraries.compiler-rt ];
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extraBuildCommands = ''
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echo "-rtlib=compiler-rt" >> $out/nix-support/cc-cflags
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echo "-B${targetLlvmLibraries.compiler-rt}/lib" >> $out/nix-support/cc-cflags
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'' + mkExtraBuildCommands cc;
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};
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clangNoCompilerRt = wrapCCWith rec {
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cc = tools.clang-unwrapped;
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libcxx = null;
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bintools = bintoolsNoLibc';
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extraPackages = [ ];
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extraBuildCommands = ''
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echo "-nostartfiles" >> $out/nix-support/cc-cflags
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'' + mkExtraBuildCommands0 cc;
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};
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clangNoCompilerRtWithLibc = wrapCCWith rec {
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cc = tools.clang-unwrapped;
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libcxx = null;
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bintools = bintools';
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extraPackages = [ ];
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extraBuildCommands = mkExtraBuildCommands0 cc;
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};
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});
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libraries = lib.makeExtensible (libraries:
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let
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callPackage = newScope (libraries // buildLlvmTools // {
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inherit stdenv cmake libxml2 python3 isl release_version version fetch;
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});
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in {
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compiler-rt-libc = callPackage ../common/compiler-rt {
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src = fetch "compiler-rt"
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"1950rg294izdwkaasi7yjrmadc9mzdd5paf0q63jjcq2m3rdbj5l";
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patches = [
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../common/compiler-rt/7-12-codesign.patch # Revert compiler-rt commit that makes codesign mandatory
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./compiler-rt/X86-support-extension.patch # Add support for i486 i586 i686 by reusing i386 config
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./compiler-rt/gnu-install-dirs.patch
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# ld-wrapper dislikes `-rpath-link //nix/store`, so we normalize away the
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# extra `/`.
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./compiler-rt/normalize-var.patch
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../common/compiler-rt/darwin-plistbuddy-workaround.patch
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./compiler-rt/armv7l.patch
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# Fix build on armv6l
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../common/compiler-rt/armv6-mcr-dmb.patch
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../common/compiler-rt/armv6-sync-ops-no-thumb.patch
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../common/compiler-rt/armv6-no-ldrexd-strexd.patch
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];
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inherit llvm_meta;
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stdenv = if stdenv.hostPlatform.useLLVM or false then
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overrideCC stdenv buildLlvmTools.clangNoCompilerRtWithLibc
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else
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stdenv;
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};
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compiler-rt-no-libc = callPackage ../common/compiler-rt {
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src = fetch "compiler-rt"
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"1950rg294izdwkaasi7yjrmadc9mzdd5paf0q63jjcq2m3rdbj5l";
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patches = [
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../common/compiler-rt/7-12-codesign.patch # Revert compiler-rt commit that makes codesign mandatory
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./compiler-rt/X86-support-extension.patch # Add support for i486 i586 i686 by reusing i386 config
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./compiler-rt/gnu-install-dirs.patch
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# ld-wrapper dislikes `-rpath-link //nix/store`, so we normalize away the
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# extra `/`.
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./compiler-rt/normalize-var.patch
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../common/compiler-rt/darwin-plistbuddy-workaround.patch
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./compiler-rt/armv7l.patch
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# Fix build on armv6l
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../common/compiler-rt/armv6-mcr-dmb.patch
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../common/compiler-rt/armv6-sync-ops-no-thumb.patch
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../common/compiler-rt/armv6-no-ldrexd-strexd.patch
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];
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inherit llvm_meta;
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stdenv = if stdenv.hostPlatform.useLLVM or false then
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overrideCC stdenv buildLlvmTools.clangNoCompilerRt
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else
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stdenv;
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};
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# N.B. condition is safe because without useLLVM both are the same.
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compiler-rt = if stdenv.hostPlatform.isAndroid then
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libraries.compiler-rt-libc
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else
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libraries.compiler-rt-no-libc;
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stdenv = overrideCC stdenv buildLlvmTools.clang;
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libcxxStdenv = overrideCC stdenv buildLlvmTools.libcxxClang;
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libcxx = callPackage ../common/libcxx {
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src = fetchFromGitHub {
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owner = "llvm";
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repo = "llvm-project";
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rev = "refs/tags/llvmorg-${version}";
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sparseCheckout =
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[ "libcxx" "libcxxabi" "llvm/cmake" "llvm/utils" "runtimes" ];
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hash = "sha256-etxgXIdWxMTmbZ83Hsc0w6Jt5OSQSUEPVEWqLkHsNBY=";
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};
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patches = [
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(substitute {
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src = ../common/libcxxabi/wasm.patch;
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replacements = [ "--replace-fail" "/cmake/" "/llvm/cmake/" ];
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})
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] ++ lib.optionals stdenv.hostPlatform.isMusl [
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(substitute {
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src = ../common/libcxx/libcxx-0001-musl-hacks.patch;
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replacements = [ "--replace-fail" "/include/" "/libcxx/include/" ];
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})
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];
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inherit llvm_meta;
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stdenv = overrideCC stdenv buildLlvmTools.clangNoLibcxx;
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};
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libunwind = callPackage ../common/libunwind {
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src = fetch "libunwind"
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"192ww6n81lj2mb9pj4043z79jp3cf58a9c2qrxjwm5c3a64n1shb";
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patches = [ ./libunwind/gnu-install-dirs.patch ];
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inherit llvm_meta;
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stdenv = overrideCC stdenv buildLlvmTools.clangNoLibcxx;
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};
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openmp = callPackage ../common/openmp {
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src =
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fetch "openmp" "14dh0r6h2xh747ffgnsl4z08h0ri04azi9vf79cbz7ma1r27kzk0";
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patches = [
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# Fix cross.
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(fetchpatch {
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url =
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"https://github.com/llvm/llvm-project/commit/5e2358c781b85a18d1463fd924d2741d4ae5e42e.patch";
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hash = "sha256-UxIlAifXnexF/MaraPW0Ut6q+sf3e7y1fMdEv1q103A=";
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})
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];
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inherit llvm_meta targetLlvm;
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};
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});
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noExtend = extensible: lib.attrsets.removeAttrs extensible [ "extend" ];
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in {
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inherit tools libraries release_version;
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} // (noExtend libraries) // (noExtend tools)
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