core/pkgs/by-name/ll/llvm/13/default.nix
2024-06-30 09:12:46 +01:00

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{
lowPrio,
newScope,
pkgs,
lib,
stdenv,
cmake,
preLibcCrossHeaders,
fetchpatch,
libxml2,
python3,
isl,
fetchFromGitHub,
substitute,
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 version'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 = "13.0.1";
sha256 = "06dv6h5dmvzdxbif2s8njki6h32796v368dyb5945x8gjj72xh7k";
},
# 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
# Import releaseInfo separately to avoid infinite recursion
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
;
src = monorepoSrc;
tools = lib.makeExtensible (
tools:
let
callPackage = newScope (
tools
// {
inherit
stdenv
cmake
libxml2
python3
isl
release_version
version
src
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" "$rsrc/share"
'';
bintoolsNoLibc' = if bootBintoolsNoLibc == null then tools.bintoolsNoLibc else bootBintoolsNoLibc;
bintools' = if bootBintools == null then tools.bintools else bootBintools;
in
{
libllvm = callPackage ./llvm { inherit llvm_meta; };
# `llvm` historically had the binaries. When choosing an output explicitly,
# we need to reintroduce `outputSpecified` to get the expected behavior e.g. of lib.get*
llvm = tools.libllvm;
libclang = callPackage ../common/clang {
patches = [
./clang/purity.patch
# https://reviews.llvm.org/D51899
./clang/gnu-install-dirs.patch
# Revert of https://reviews.llvm.org/D100879
# The malloc alignment assumption is incorrect for jemalloc and causes
# mis-compilation in firefox.
# See: https://bugzilla.mozilla.org/show_bug.cgi?id=1741454
./clang/revert-malloc-alignment-assumption.patch
../common/clang/add-nostdlibinc-flag.patch
(substituteAll {
src = ../common/clang/clang-11-15-LLVMgold-path.patch;
libllvmLibdir = "${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
}
);
# 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.libc == null then
tools.clangNoLibc
else 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;
};
lldb = callPackage ../common/lldb.nix {
patches =
let
resourceDirPatch = callPackage (
{ substituteAll, libclang }:
substituteAll {
src = ./lldb/resource-dir.patch;
clangLibDir = "${libclang.lib}/lib";
}
) { };
in
[
./lldb/procfs.patch
resourceDirPatch
./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
# doesnt 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 =
''
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" >> $out/nix-support/cc-cflags
echo "-L${targetLlvmLibraries.libunwind}/lib" >> $out/nix-support/cc-ldflags
''
+ 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
src
;
}
);
in
{
compiler-rt-libc = callPackage ../common/compiler-rt {
patches = [
./compiler-rt/codesign.patch # Revert compiler-rt commit that makes codesign mandatory
./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
# Prevent a compilation error on darwin
./compiler-rt/darwin-targetconditionals.patch
../common/compiler-rt/darwin-plistbuddy-workaround.patch
./compiler-rt/armv7l.patch
# Fix build on armv6l
../common/compiler-rt/armv6-mcr-dmb.patch
../common/compiler-rt/armv6-sync-ops-no-thumb.patch
../common/compiler-rt/armv6-no-ldrexd-strexd.patch
../common/compiler-rt/armv6-scudo-no-yield.patch
../common/compiler-rt/armv6-scudo-libatomic.patch
];
inherit llvm_meta;
stdenv =
if stdenv.hostPlatform.useLLVM or false then
overrideCC stdenv buildLlvmTools.clangNoCompilerRtWithLibc
else
stdenv;
};
compiler-rt-no-libc = callPackage ../common/compiler-rt {
patches = [
./compiler-rt/codesign.patch # Revert compiler-rt commit that makes codesign mandatory
./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
# Prevent a compilation error on darwin
./compiler-rt/darwin-targetconditionals.patch
../common/compiler-rt/darwin-plistbuddy-workaround.patch
./compiler-rt/armv7l.patch
# Fix build on armv6l
../common/compiler-rt/armv6-mcr-dmb.patch
../common/compiler-rt/armv6-sync-ops-no-thumb.patch
../common/compiler-rt/armv6-no-ldrexd-strexd.patch
../common/compiler-rt/armv6-scudo-no-yield.patch
../common/compiler-rt/armv6-scudo-libatomic.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 then libraries.compiler-rt-libc else libraries.compiler-rt-no-libc;
stdenv = overrideCC stdenv buildLlvmTools.clang;
libcxxStdenv = overrideCC stdenv buildLlvmTools.libcxxClang;
libcxx = callPackage ../common/libcxx {
patches =
[
(substitute {
src = ../common/libcxxabi/wasm.patch;
replacements = [
"--replace-fail"
"/cmake/"
"/llvm/cmake/"
];
})
]
++ lib.optionals stdenv.hostPlatform.isMusl [
(substitute {
src = ../common/libcxx/libcxx-0001-musl-hacks.patch;
replacements = [
"--replace-fail"
"/include/"
"/libcxx/include/"
];
})
];
inherit llvm_meta;
stdenv = overrideCC stdenv buildLlvmTools.clangNoLibcxx;
monorepoSrc = src;
};
libunwind = callPackage ../common/libunwind {
patches = [ ./libunwind/gnu-install-dirs.patch ];
inherit llvm_meta;
stdenv = overrideCC stdenv buildLlvmTools.clangNoLibcxx;
};
openmp = callPackage ../common/openmp {
patches = [
# Fix cross.
(fetchpatch {
url = "https://github.com/llvm/llvm-project/commit/5e2358c781b85a18d1463fd924d2741d4ae5e42e.patch";
hash = "sha256-UxIlAifXnexF/MaraPW0Ut6q+sf3e7y1fMdEv1q103A=";
})
];
inherit llvm_meta targetLlvm;
};
}
);
noExtend = extensible: lib.attrsets.removeAttrs extensible [ "extend" ];
in
{ inherit tools libraries release_version; } // (noExtend libraries) // (noExtend tools)