368 lines
13 KiB
Nix
368 lines
13 KiB
Nix
{ lowPrio, newScope, pkgs, lib, stdenv, cmake, ninja
|
||
, preLibcCrossHeaders
|
||
, libxml2, python3, fetchFromGitHub, substituteAll, overrideCC, wrapCCWith, wrapBintoolsWith
|
||
, buildLlvmTools # tools, but from the previous stage, for cross
|
||
, targetLlvmLibraries # libraries, but from the next stage, for cross
|
||
, targetLlvm
|
||
# 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
|
||
# LLVM release information; specify one of these but not both:
|
||
, gitRelease ? null
|
||
# i.e.:
|
||
# {
|
||
# version = /* i.e. "15.0.0" */;
|
||
# rev = /* commit SHA */;
|
||
# rev-version = /* human readable version; i.e. "unstable-2022-26-07" */;
|
||
# sha256 = /* checksum for this release, can omit if specifying your own `monorepoSrc` */;
|
||
# }
|
||
, officialRelease ? { version = "18.1.3"; sha256 = "sha256-saQGbpYd95JuudwLcdG80GL8YhadH7TUY1FC0o0ithY="; }
|
||
# i.e.:
|
||
# {
|
||
# version = /* i.e. "15.0.0" */;
|
||
# candidate = /* optional; if specified, should be: "rcN" */
|
||
# sha256 = /* checksum for this release, can omit if specifying your own `monorepoSrc` */;
|
||
# }
|
||
# By default, we'll try to fetch a release from `github:llvm/llvm-project`
|
||
# corresponding to the `gitRelease` or `officialRelease` specified.
|
||
#
|
||
# You can provide your own LLVM source by specifying this arg but then it's up
|
||
# to you to make sure that the LLVM repo given matches the release configuration
|
||
# specified.
|
||
, monorepoSrc ? null
|
||
}:
|
||
|
||
assert
|
||
lib.assertMsg
|
||
(lib.xor
|
||
(gitRelease != null)
|
||
(officialRelease != null))
|
||
("must specify `gitRelease` or `officialRelease`" +
|
||
(lib.optionalString (gitRelease != null) " — not both"));
|
||
let
|
||
monorepoSrc' = monorepoSrc;
|
||
in let
|
||
inherit (import ../common/common-let.nix { inherit lib gitRelease officialRelease; }) releaseInfo;
|
||
|
||
inherit (releaseInfo) release_version version;
|
||
|
||
inherit (import ../common/common-let.nix { inherit lib fetchFromGitHub release_version gitRelease officialRelease monorepoSrc'; }) llvm_meta monorepoSrc;
|
||
|
||
tools = lib.makeExtensible (tools: let
|
||
callPackage = newScope (tools // { inherit stdenv cmake ninja libxml2 python3 release_version version monorepoSrc buildLlvmTools; });
|
||
major = lib.versions.major release_version;
|
||
mkExtraBuildCommands0 = cc: ''
|
||
rsrc="$out/resource-root"
|
||
mkdir "$rsrc"
|
||
ln -s "${cc.lib}/lib/clang/${major}/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" "$rsrc/share"
|
||
'';
|
||
|
||
bintoolsNoLibc' =
|
||
if bootBintoolsNoLibc == null
|
||
then tools.bintoolsNoLibc
|
||
else bootBintoolsNoLibc;
|
||
bintools' =
|
||
if bootBintools == null
|
||
then tools.bintools
|
||
else bootBintools;
|
||
|
||
in {
|
||
|
||
libllvm = callPackage ./llvm {
|
||
inherit llvm_meta;
|
||
};
|
||
|
||
# `llvm` historically had the binaries. When choosing an output explicitly,
|
||
# we need to reintroduce `outputSpecified` to get the expected behavior e.g. of lib.get*
|
||
llvm = tools.libllvm;
|
||
|
||
libclang = callPackage ../common/clang {
|
||
patches = [
|
||
./clang/purity.patch
|
||
# https://reviews.llvm.org/D51899
|
||
./clang/gnu-install-dirs.patch
|
||
../common/clang/add-nostdlibinc-flag.patch
|
||
(substituteAll {
|
||
src = ../common/clang/clang-at-least-16-LLVMgold-path.patch;
|
||
libllvmLibdir = "${tools.libllvm.lib}/lib";
|
||
})
|
||
];
|
||
inherit llvm_meta;
|
||
};
|
||
|
||
clang-unwrapped = tools.libclang;
|
||
|
||
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
|
||
});
|
||
|
||
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.compiler-rt
|
||
];
|
||
extraBuildCommands = mkExtraBuildCommands cc;
|
||
};
|
||
|
||
lld = callPackage ../common/lld {
|
||
patches = [
|
||
./lld/gnu-install-dirs.patch
|
||
];
|
||
inherit llvm_meta;
|
||
};
|
||
|
||
mlir = callPackage ../common/mlir {
|
||
inherit llvm_meta;
|
||
};
|
||
|
||
lldb = callPackage ../common/lldb.nix {
|
||
src = callPackage ({ runCommand }: runCommand "lldb-src-${version}" {} ''
|
||
mkdir -p "$out"
|
||
cp -r ${monorepoSrc}/cmake "$out"
|
||
cp -r ${monorepoSrc}/lldb "$out"
|
||
'') { };
|
||
patches =
|
||
[
|
||
# FIXME: do we need this? ./procfs.patch
|
||
../common/lldb/gnu-install-dirs.patch
|
||
]
|
||
# This is a stopgap solution if/until the macOS SDK used for x86_64 is
|
||
# updated.
|
||
#
|
||
# The older 10.12 SDK used on x86_64 as of this writing has a `mach/machine.h`
|
||
# header that does not define `CPU_SUBTYPE_ARM64E` so we replace the one use
|
||
# of this preprocessor symbol in `lldb` with its expansion.
|
||
#
|
||
# See here for some context:
|
||
# https://github.com/NixOS/nixpkgs/pull/194634#issuecomment-1272129132
|
||
++ lib.optional (
|
||
stdenv.targetPlatform.isDarwin
|
||
&& !stdenv.targetPlatform.isAarch64
|
||
&& (lib.versionOlder darwin.apple_sdk.sdk.version "11.0")
|
||
) ./lldb/cpu_subtype_arm64e_replacement.patch;
|
||
inherit llvm_meta;
|
||
};
|
||
|
||
# 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 ../common/bintools.nix { };
|
||
|
||
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.compiler-rt
|
||
] ++ lib.optionals (!stdenv.targetPlatform.isWasm) [
|
||
targetLlvmLibraries.libunwind
|
||
];
|
||
extraBuildCommands = mkExtraBuildCommands cc;
|
||
nixSupport.cc-cflags =
|
||
[ "-rtlib=compiler-rt"
|
||
"-Wno-unused-command-line-argument"
|
||
"-B${targetLlvmLibraries.compiler-rt}/lib"
|
||
]
|
||
++ lib.optional (!stdenv.targetPlatform.isWasm) "--unwindlib=libunwind"
|
||
++ lib.optional
|
||
(!stdenv.targetPlatform.isWasm && stdenv.targetPlatform.useLLVM or false)
|
||
"-lunwind"
|
||
++ lib.optional stdenv.targetPlatform.isWasm "-fno-exceptions";
|
||
nixSupport.cc-ldflags = lib.optionals (!stdenv.targetPlatform.isWasm) [ "-L${targetLlvmLibraries.libunwind}/lib" ];
|
||
};
|
||
|
||
clangNoLibcxx = wrapCCWith rec {
|
||
cc = tools.clang-unwrapped;
|
||
libcxx = null;
|
||
bintools = bintools';
|
||
extraPackages = [
|
||
targetLlvmLibraries.compiler-rt
|
||
];
|
||
extraBuildCommands = mkExtraBuildCommands cc;
|
||
nixSupport.cc-cflags =
|
||
[
|
||
"-rtlib=compiler-rt"
|
||
"-B${targetLlvmLibraries.compiler-rt}/lib"
|
||
"-nostdlib++"
|
||
]
|
||
++ lib.optional stdenv.targetPlatform.isWasm "-fno-exceptions";
|
||
};
|
||
|
||
clangNoLibc = wrapCCWith rec {
|
||
cc = tools.clang-unwrapped;
|
||
libcxx = null;
|
||
bintools = bintoolsNoLibc';
|
||
extraPackages = [
|
||
targetLlvmLibraries.compiler-rt
|
||
];
|
||
extraBuildCommands = mkExtraBuildCommands cc;
|
||
nixSupport.cc-cflags =
|
||
[
|
||
"-rtlib=compiler-rt"
|
||
"-B${targetLlvmLibraries.compiler-rt}/lib"
|
||
]
|
||
++ lib.optional stdenv.targetPlatform.isWasm "-fno-exceptions";
|
||
};
|
||
|
||
clangNoCompilerRt = wrapCCWith rec {
|
||
cc = tools.clang-unwrapped;
|
||
libcxx = null;
|
||
bintools = bintoolsNoLibc';
|
||
extraPackages = [ ];
|
||
extraBuildCommands = mkExtraBuildCommands0 cc;
|
||
nixSupport.cc-cflags =
|
||
[
|
||
"-nostartfiles"
|
||
]
|
||
++ lib.optional stdenv.targetPlatform.isWasm "-fno-exceptions";
|
||
};
|
||
|
||
clangNoCompilerRtWithLibc = wrapCCWith (rec {
|
||
cc = tools.clang-unwrapped;
|
||
libcxx = null;
|
||
bintools = bintools';
|
||
extraPackages = [ ];
|
||
extraBuildCommands = mkExtraBuildCommands0 cc;
|
||
} // lib.optionalAttrs stdenv.targetPlatform.isWasm {
|
||
nixSupport.cc-cflags = [ "-fno-exceptions" ];
|
||
});
|
||
|
||
# Has to be in tools despite mostly being a library,
|
||
# because we use a native helper executable from a
|
||
# non-cross build in cross builds.
|
||
libclc = callPackage ../common/libclc.nix {
|
||
inherit buildLlvmTools;
|
||
};
|
||
});
|
||
|
||
libraries = lib.makeExtensible (libraries: let
|
||
callPackage = newScope (libraries // buildLlvmTools // { inherit stdenv cmake ninja libxml2 python3 release_version version monorepoSrc; });
|
||
in {
|
||
|
||
compiler-rt-libc = callPackage ../common/compiler-rt {
|
||
patches = [
|
||
./compiler-rt/X86-support-extension.patch # Add support for i486 i586 i686 by reusing i386 config
|
||
# ld-wrapper dislikes `-rpath-link //nix/store`, so we normalize away the
|
||
# extra `/`.
|
||
./compiler-rt/normalize-var.patch
|
||
# See: https://github.com/NixOS/nixpkgs/pull/186575
|
||
../common/compiler-rt/darwin-plistbuddy-workaround.patch
|
||
# See: https://github.com/NixOS/nixpkgs/pull/194634#discussion_r999829893
|
||
# ../common/compiler-rt/armv7l-15.patch
|
||
];
|
||
inherit llvm_meta;
|
||
stdenv = if stdenv.hostPlatform.useLLVM or false || (stdenv.hostPlatform.isDarwin && stdenv.hostPlatform.isStatic)
|
||
then overrideCC stdenv buildLlvmTools.clangNoCompilerRtWithLibc
|
||
else stdenv;
|
||
};
|
||
|
||
compiler-rt-no-libc = callPackage ../common/compiler-rt {
|
||
patches = [
|
||
./compiler-rt/X86-support-extension.patch # Add support for i486 i586 i686 by reusing i386 config
|
||
# ld-wrapper dislikes `-rpath-link //nix/store`, so we normalize away the
|
||
# extra `/`.
|
||
./compiler-rt/normalize-var.patch
|
||
# See: https://github.com/NixOS/nixpkgs/pull/186575
|
||
../common/compiler-rt/darwin-plistbuddy-workaround.patch
|
||
# See: https://github.com/NixOS/nixpkgs/pull/194634#discussion_r999829893
|
||
# ../common/compiler-rt/armv7l-15.patch
|
||
];
|
||
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 || stdenv.hostPlatform.isDarwin
|
||
then libraries.compiler-rt-libc
|
||
else libraries.compiler-rt-no-libc;
|
||
|
||
stdenv = overrideCC stdenv buildLlvmTools.clang;
|
||
|
||
libcxxStdenv = overrideCC stdenv buildLlvmTools.libcxxClang;
|
||
|
||
# `libcxx` requires a fairly modern C++ compiler,
|
||
# so: we use the clang from this LLVM package set instead of the regular
|
||
# stdenv's compiler.
|
||
libcxx = callPackage ../common/libcxx {
|
||
patches = lib.optionals (stdenv.isDarwin && lib.versionOlder stdenv.hostPlatform.darwinMinVersion "10.13") [
|
||
# https://github.com/llvm/llvm-project/issues/64226
|
||
./libcxx/0001-darwin-10.12-mbstate_t-fix.patch
|
||
];
|
||
inherit llvm_meta;
|
||
stdenv = overrideCC stdenv buildLlvmTools.clangNoLibcxx;
|
||
};
|
||
|
||
libunwind = callPackage ../common/libunwind {
|
||
inherit llvm_meta;
|
||
stdenv = overrideCC stdenv buildLlvmTools.clangNoLibcxx;
|
||
};
|
||
|
||
openmp = callPackage ../common/openmp {
|
||
patches = [
|
||
./openmp/fix-find-tool.patch
|
||
./openmp/run-lit-directly.patch
|
||
];
|
||
inherit llvm_meta targetLlvm;
|
||
};
|
||
});
|
||
noExtend = extensible: lib.attrsets.removeAttrs extensible [ "extend" ];
|
||
|
||
in { inherit tools libraries release_version; } // (noExtend libraries) // (noExtend tools)
|