278 lines
9.2 KiB
Nix
278 lines
9.2 KiB
Nix
{ lowPrio, newScope, pkgs, lib, stdenv, cmake
|
||
, gccForLibs, preLibcCrossHeaders
|
||
, libxml2, python3, isl, fetchFromGitHub, overrideCC, wrapCCWith, wrapBintoolsWith
|
||
, buildLlvmTools # tools, but from the previous stage, for cross
|
||
, targetLlvmLibraries # libraries, but from the next stage, for cross
|
||
# This is the default binutils, but with *this* version of LLD rather
|
||
# than the default LLVM verion's, if LLD is the choice. We use these for
|
||
# the `useLLVM` bootstrapping below.
|
||
, bootBintoolsNoLibc ?
|
||
if stdenv.targetPlatform.linker == "lld"
|
||
then null
|
||
else pkgs.bintoolsNoLibc
|
||
, bootBintools ?
|
||
if stdenv.targetPlatform.linker == "lld"
|
||
then null
|
||
else pkgs.bintools
|
||
, darwin
|
||
}:
|
||
|
||
let
|
||
release_version = "14.0.0";
|
||
candidate = ""; # empty or "rcN"
|
||
dash-candidate = lib.optionalString (candidate != "") "-${candidate}";
|
||
rev = ""; # When using a Git commit
|
||
rev-version = ""; # When using a Git commit
|
||
version = if rev != "" then rev-version else "${release_version}${dash-candidate}";
|
||
targetConfig = stdenv.targetPlatform.config;
|
||
|
||
monorepoSrc = fetchFromGitHub {
|
||
owner = "llvm";
|
||
repo = "llvm-project";
|
||
rev = if rev != "" then rev else "llvmorg-${version}";
|
||
sha256 = "1ixqzjzq4ad3mv1w44gwcg1shy34c2b3i9ja71vx1wa7l2ms2376";
|
||
};
|
||
|
||
llvm_meta = {
|
||
license = lib.licenses.ncsa;
|
||
maintainers = with lib.maintainers; [ lovek323 raskin dtzWill primeos ];
|
||
platforms = lib.platforms.all;
|
||
};
|
||
|
||
tools = lib.makeExtensible (tools: let
|
||
callPackage = newScope (tools // { inherit stdenv cmake libxml2 python3 isl release_version version monorepoSrc buildLlvmTools; });
|
||
mkExtraBuildCommands0 = cc: ''
|
||
rsrc="$out/resource-root"
|
||
mkdir "$rsrc"
|
||
ln -s "${cc.lib}/lib/clang/${release_version}/include" "$rsrc"
|
||
echo "-resource-dir=$rsrc" >> $out/nix-support/cc-cflags
|
||
'';
|
||
mkExtraBuildCommands = cc: mkExtraBuildCommands0 cc + ''
|
||
ln -s "${targetLlvmLibraries.compiler-rt.out}/lib" "$rsrc/lib"
|
||
ln -s "${targetLlvmLibraries.compiler-rt.out}/share" "$rsrc/share"
|
||
'';
|
||
|
||
bintoolsNoLibc' =
|
||
if bootBintoolsNoLibc == null
|
||
then tools.bintoolsNoLibc
|
||
else bootBintoolsNoLibc;
|
||
bintools' =
|
||
if bootBintools == null
|
||
then tools.bintools
|
||
else bootBintools;
|
||
|
||
in {
|
||
|
||
libllvm = callPackage ./llvm {
|
||
inherit llvm_meta;
|
||
};
|
||
|
||
# `llvm` historically had the binaries. When choosing an output explicitly,
|
||
# we need to reintroduce `outputSpecified` to get the expected behavior e.g. of lib.get*
|
||
llvm = tools.libllvm.out // { outputSpecified = false; };
|
||
|
||
libclang = callPackage ./clang {
|
||
inherit llvm_meta;
|
||
};
|
||
|
||
clang-unwrapped = tools.libclang.out // { outputSpecified = false; };
|
||
|
||
llvm-manpages = lowPrio (tools.libllvm.override {
|
||
enableManpages = true;
|
||
python3 = pkgs.python3; # don't use python-boot
|
||
});
|
||
|
||
clang-manpages = lowPrio (tools.libclang.override {
|
||
enableManpages = true;
|
||
python3 = pkgs.python3; # don't use python-boot
|
||
});
|
||
|
||
# TODO: lldb/docs/index.rst:155:toctree contains reference to nonexisting document 'design/structureddataplugins'
|
||
# lldb-manpages = lowPrio (tools.lldb.override {
|
||
# enableManpages = true;
|
||
# python3 = pkgs.python3; # don't use python-boot
|
||
# });
|
||
|
||
# pick clang appropriate for package set we are targeting
|
||
clang =
|
||
/**/ if stdenv.targetPlatform.useLLVM or false then tools.clangUseLLVM
|
||
else if (pkgs.targetPackages.stdenv or stdenv).cc.isGNU then tools.libstdcxxClang
|
||
else tools.libcxxClang;
|
||
|
||
libstdcxxClang = wrapCCWith rec {
|
||
cc = tools.clang-unwrapped;
|
||
# libstdcxx is taken from gcc in an ad-hoc way in cc-wrapper.
|
||
libcxx = null;
|
||
extraPackages = [
|
||
targetLlvmLibraries.compiler-rt
|
||
];
|
||
extraBuildCommands = mkExtraBuildCommands cc;
|
||
};
|
||
|
||
libcxxClang = wrapCCWith rec {
|
||
cc = tools.clang-unwrapped;
|
||
libcxx = targetLlvmLibraries.libcxx;
|
||
extraPackages = [
|
||
targetLlvmLibraries.libcxxabi
|
||
targetLlvmLibraries.compiler-rt
|
||
];
|
||
extraBuildCommands = mkExtraBuildCommands cc;
|
||
};
|
||
|
||
lld = callPackage ./lld {
|
||
inherit llvm_meta;
|
||
};
|
||
|
||
lldb = callPackage ./lldb {
|
||
inherit llvm_meta;
|
||
inherit (darwin) libobjc bootstrap_cmds;
|
||
inherit (darwin.apple_sdk.libs) xpc;
|
||
inherit (darwin.apple_sdk.frameworks) Foundation Carbon Cocoa;
|
||
};
|
||
|
||
# Below, is the LLVM bootstrapping logic. It handles building a
|
||
# fully LLVM toolchain from scratch. No GCC toolchain should be
|
||
# pulled in. As a consequence, it is very quick to build different
|
||
# targets provided by LLVM and we can also build for what GCC
|
||
# doesn’t support like LLVM. Probably we should move to some other
|
||
# file.
|
||
|
||
bintools-unwrapped = callPackage ./bintools {};
|
||
|
||
bintoolsNoLibc = wrapBintoolsWith {
|
||
bintools = tools.bintools-unwrapped;
|
||
libc = preLibcCrossHeaders;
|
||
};
|
||
|
||
bintools = wrapBintoolsWith {
|
||
bintools = tools.bintools-unwrapped;
|
||
};
|
||
|
||
clangUseLLVM = wrapCCWith rec {
|
||
cc = tools.clang-unwrapped;
|
||
libcxx = targetLlvmLibraries.libcxx;
|
||
bintools = bintools';
|
||
extraPackages = [
|
||
targetLlvmLibraries.libcxxabi
|
||
targetLlvmLibraries.compiler-rt
|
||
] ++ lib.optionals (!stdenv.targetPlatform.isWasm) [
|
||
targetLlvmLibraries.libunwind
|
||
];
|
||
extraBuildCommands = ''
|
||
echo "-rtlib=compiler-rt -Wno-unused-command-line-argument" >> $out/nix-support/cc-cflags
|
||
echo "-B${targetLlvmLibraries.compiler-rt}/lib" >> $out/nix-support/cc-cflags
|
||
'' + lib.optionalString (!stdenv.targetPlatform.isWasm) ''
|
||
echo "--unwindlib=libunwind" >> $out/nix-support/cc-cflags
|
||
'' + lib.optionalString (!stdenv.targetPlatform.isWasm && stdenv.targetPlatform.useLLVM or false) ''
|
||
echo "-lunwind" >> $out/nix-support/cc-ldflags
|
||
'' + lib.optionalString stdenv.targetPlatform.isWasm ''
|
||
echo "-fno-exceptions" >> $out/nix-support/cc-cflags
|
||
'' + mkExtraBuildCommands cc;
|
||
};
|
||
|
||
clangNoLibcxx = wrapCCWith rec {
|
||
cc = tools.clang-unwrapped;
|
||
libcxx = null;
|
||
bintools = bintools';
|
||
extraPackages = [
|
||
targetLlvmLibraries.compiler-rt
|
||
];
|
||
extraBuildCommands = ''
|
||
echo "-rtlib=compiler-rt" >> $out/nix-support/cc-cflags
|
||
echo "-B${targetLlvmLibraries.compiler-rt}/lib" >> $out/nix-support/cc-cflags
|
||
echo "-nostdlib++" >> $out/nix-support/cc-cflags
|
||
'' + mkExtraBuildCommands cc;
|
||
};
|
||
|
||
clangNoLibc = wrapCCWith rec {
|
||
cc = tools.clang-unwrapped;
|
||
libcxx = null;
|
||
bintools = bintoolsNoLibc';
|
||
extraPackages = [
|
||
targetLlvmLibraries.compiler-rt
|
||
];
|
||
extraBuildCommands = ''
|
||
echo "-rtlib=compiler-rt" >> $out/nix-support/cc-cflags
|
||
echo "-B${targetLlvmLibraries.compiler-rt}/lib" >> $out/nix-support/cc-cflags
|
||
'' + mkExtraBuildCommands cc;
|
||
};
|
||
|
||
clangNoCompilerRt = wrapCCWith rec {
|
||
cc = tools.clang-unwrapped;
|
||
libcxx = null;
|
||
bintools = bintoolsNoLibc';
|
||
extraPackages = [ ];
|
||
extraBuildCommands = ''
|
||
echo "-nostartfiles" >> $out/nix-support/cc-cflags
|
||
'' + mkExtraBuildCommands0 cc;
|
||
};
|
||
|
||
clangNoCompilerRtWithLibc = wrapCCWith rec {
|
||
cc = tools.clang-unwrapped;
|
||
libcxx = null;
|
||
bintools = bintools';
|
||
extraPackages = [ ];
|
||
extraBuildCommands = mkExtraBuildCommands0 cc;
|
||
};
|
||
|
||
});
|
||
|
||
libraries = lib.makeExtensible (libraries: let
|
||
callPackage = newScope (libraries // buildLlvmTools // { inherit stdenv cmake libxml2 python3 isl release_version version monorepoSrc; });
|
||
in {
|
||
|
||
compiler-rt-libc = callPackage ./compiler-rt {
|
||
inherit llvm_meta;
|
||
stdenv = if stdenv.hostPlatform.useLLVM or false
|
||
then overrideCC stdenv buildLlvmTools.clangNoCompilerRtWithLibc
|
||
else stdenv;
|
||
};
|
||
|
||
compiler-rt-no-libc = callPackage ./compiler-rt {
|
||
inherit llvm_meta;
|
||
stdenv = if stdenv.hostPlatform.useLLVM or false
|
||
then overrideCC stdenv buildLlvmTools.clangNoCompilerRt
|
||
else stdenv;
|
||
};
|
||
|
||
# N.B. condition is safe because without useLLVM both are the same.
|
||
compiler-rt = if stdenv.hostPlatform.isAndroid
|
||
then libraries.compiler-rt-libc
|
||
else libraries.compiler-rt-no-libc;
|
||
|
||
stdenv = overrideCC stdenv buildLlvmTools.clang;
|
||
|
||
libcxxStdenv = overrideCC stdenv buildLlvmTools.libcxxClang;
|
||
|
||
libcxx = callPackage ./libcxx {
|
||
inherit llvm_meta;
|
||
stdenv = if stdenv.hostPlatform.useLLVM or false
|
||
then overrideCC stdenv buildLlvmTools.clangNoLibcxx
|
||
else stdenv;
|
||
};
|
||
|
||
libcxxabi = let
|
||
stdenv_ = if stdenv.hostPlatform.useLLVM or false
|
||
then overrideCC stdenv buildLlvmTools.clangNoLibcxx
|
||
else stdenv;
|
||
cxx-headers = callPackage ./libcxx {
|
||
inherit llvm_meta;
|
||
stdenv = stdenv_;
|
||
headersOnly = true;
|
||
};
|
||
in callPackage ./libcxxabi {
|
||
stdenv = stdenv_;
|
||
inherit llvm_meta cxx-headers;
|
||
};
|
||
|
||
libunwind = callPackage ./libunwind {
|
||
inherit llvm_meta;
|
||
stdenv = overrideCC stdenv buildLlvmTools.clangNoLibcxx;
|
||
};
|
||
|
||
openmp = callPackage ./openmp {
|
||
inherit llvm_meta;
|
||
};
|
||
});
|
||
|
||
in { inherit tools libraries release_version; } // libraries // tools
|