diff options
Diffstat (limited to 'pkgs/development/compilers/llvm/common/default.nix')
-rw-r--r-- | pkgs/development/compilers/llvm/common/default.nix | 1091 |
1 files changed, 1091 insertions, 0 deletions
diff --git a/pkgs/development/compilers/llvm/common/default.nix b/pkgs/development/compilers/llvm/common/default.nix new file mode 100644 index 0000000000000..73bba6ae13ce3 --- /dev/null +++ b/pkgs/development/compilers/llvm/common/default.nix @@ -0,0 +1,1091 @@ +{ + lowPrio, + newScope, + pkgs, + lib, + stdenv, + preLibcCrossHeaders, + libxcrypt, + substitute, + substituteAll, + fetchFromGitHub, + fetchpatch, + 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, + gitRelease ? null, + officialRelease ? null, + monorepoSrc ? null, + version ? null, + ... +}@args: + +assert lib.assertMsg (lib.xor (gitRelease != null) (officialRelease != null)) ( + "must specify `gitRelease` or `officialRelease`" + + (lib.optionalString (gitRelease != null) " — not both") +); + +let + monorepoSrc' = monorepoSrc; + + metadata = rec { + # Import releaseInfo separately to avoid infinite recursion + inherit + (import ./common-let.nix { + inherit (args) + lib + gitRelease + officialRelease + version + ; + }) + releaseInfo + ; + inherit (releaseInfo) release_version version; + inherit + (import ./common-let.nix { + inherit + lib + fetchFromGitHub + release_version + gitRelease + officialRelease + monorepoSrc' + version + ; + }) + llvm_meta + monorepoSrc + ; + src = monorepoSrc; + versionDir = + (builtins.toString ../.) + + "/${if (gitRelease != null) then "git" else lib.versions.major release_version}"; + getVersionFile = + p: + builtins.path { + name = builtins.baseNameOf p; + path = + let + patches = { + "clang/gnu-install-dirs.patch" = [ + { + before = "14"; + path = ../12; + } + { + after = "19"; + path = ../19; + } + ]; + "clang/purity.patch" = [ + { + after = "18"; + path = ../18; + } + { + before = "17"; + after = "15"; + path = ../15; + } + { + before = "16"; + path = ../12; + } + ]; + "lld/add-table-base.patch" = [ + { + after = "16"; + path = ../16; + } + ]; + "lld/gnu-install-dirs.patch" = [ + { + after = "18"; + path = ../18; + } + { + before = "14"; + path = ../12; + } + ]; + "llvm/gnu-install-dirs.patch" = [ + { + after = "18"; + path = ../18; + } + ]; + "llvm/gnu-install-dirs-polly.patch" = [ + { + after = "18"; + path = ../18; + } + { + before = "18"; + after = "14"; + path = ../14; + } + ]; + "llvm/llvm-lit-cfg-add-libs-to-dylib-path.patch" = [ + { + before = "17"; + after = "15"; + path = ../15; + } + { + after = "17"; + path = ../17; + } + ]; + "llvm/lit-shell-script-runner-set-dyld-library-path.patch" = [ + { + after = "18"; + path = ../18; + } + { + after = "16"; + before = "18"; + path = ../16; + } + ]; + "llvm/polly-lit-cfg-add-libs-to-dylib-path.patch" = [ + { + after = "15"; + path = ../15; + } + ]; + "libcxx/0001-darwin-10.12-mbstate_t-fix.patch" = [ + { + after = "18"; + path = ../18; + } + ]; + "libunwind/gnu-install-dirs.patch" = [ + { + before = "17"; + after = "15"; + path = ../15; + } + ]; + "compiler-rt/X86-support-extension.patch" = [ + { + after = "15"; + path = ../15; + } + { + before = "15"; + path = ../12; + } + ]; + "compiler-rt/armv7l.patch" = [ + { + before = "15"; + after = "13"; + path = ../13; + } + ]; + "compiler-rt/gnu-install-dirs.patch" = [ + { + before = "14"; + path = ../12; + } + { + after = "13"; + before = "15"; + path = ../14; + } + { + after = "15"; + before = "17"; + path = ../15; + } + { + after = "16"; + path = ../17; + } + ]; + "compiler-rt/darwin-targetconditionals.patch" = [ + { + after = "13"; + path = ../13; + } + ]; + "compiler-rt/codesign.patch" = [ + { + after = "13"; + path = ../13; + } + ]; + "compiler-rt/normalize-var.patch" = [ + { + after = "16"; + path = ../16; + } + { + before = "16"; + path = ../12; + } + ]; + "lldb/procfs.patch" = [ + { + after = "15"; + path = ../15; + } + { + before = "15"; + path = ../12; + } + ]; + "lldb/cpu_subtype_arm64e_replacement.patch" = [ + { + after = "13"; + path = ../13; + } + ]; + "lldb/resource-dir.patch" = [ + { + before = "16"; + path = ../12; + } + ]; + "openmp/fix-find-tool.patch" = [ + { + after = "17"; + path = ../17; + } + ]; + "openmp/run-lit-directly.patch" = [ + { + after = "16"; + path = ../16; + } + { + after = "14"; + before = "16"; + path = ../14; + } + ]; + }; + + constraints = patches."${p}" or null; + matchConstraint = + { + before ? null, + after ? null, + path, + }: + let + check = fn: value: if value == null then true else fn release_version value; + matchBefore = check lib.versionOlder before; + matchAfter = check lib.versionAtLeast after; + in + matchBefore && matchAfter; + + patchDir = + toString + ( + if constraints == null then + { path = metadata.versionDir; } + else + (lib.findFirst matchConstraint { path = metadata.versionDir; } constraints) + ).path; + in + "${patchDir}/${p}"; + }; + }; + + lldbPlugins = lib.makeExtensible ( + lldbPlugins: + let + callPackage = newScope ( + lldbPlugins + // { + inherit stdenv; + inherit (tools) lldb; + } + ); + in + lib.recurseIntoAttrs { llef = callPackage ./lldb-plugins/llef.nix { }; } + ); + + tools = lib.makeExtensible ( + tools: + let + callPackage = newScope ( + tools + // args + // metadata + # Previously monorepoSrc was erroneously not being passed through. + // lib.optionalAttrs (lib.versionOlder metadata.release_version "14") { monorepoSrc = null; } # Preserve a bug during #307211, TODO: remove; causes llvm 13 rebuild. + ); + clangVersion = + if (lib.versionOlder metadata.release_version "16") then + metadata.release_version + else + lib.versions.major metadata.release_version; + mkExtraBuildCommands0 = cc: '' + rsrc="$out/resource-root" + mkdir "$rsrc" + ln -s "${cc.lib}/lib/clang/${clangVersion}/include" "$rsrc" + echo "-resource-dir=$rsrc" >> $out/nix-support/cc-cflags + ''; + mkExtraBuildCommandsBasicRt = + cc: + mkExtraBuildCommands0 cc + + '' + ln -s "${targetLlvmLibraries.compiler-rt-no-libc.out}/lib" "$rsrc/lib" + ln -s "${targetLlvmLibraries.compiler-rt-no-libc.out}/share" "$rsrc/share" + ''; + mkExtraBuildCommands = + cc: + mkExtraBuildCommands0 cc + + '' + ln -s "${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 { + patches = + lib.optional (lib.versionOlder metadata.release_version "14") ./llvm/llvm-config-link-static.patch + ++ [ (metadata.getVersionFile "llvm/gnu-install-dirs.patch") ] + ++ lib.optionals (lib.versionAtLeast metadata.release_version "15") [ + # Running the tests involves invoking binaries (like `opt`) that depend on + # the LLVM dylibs and reference them by absolute install path (i.e. their + # nix store path). + # + # Because we have not yet run the install phase (we're running these tests + # as part of `checkPhase` instead of `installCheckPhase`) these absolute + # paths do not exist yet; to work around this we point the loader (`ld` on + # unix, `dyld` on macOS) at the `lib` directory which will later become this + # package's `lib` output. + # + # Previously we would just set `LD_LIBRARY_PATH` to include the build `lib` + # dir but: + # - this doesn't generalize well to other platforms; `lit` doesn't forward + # `DYLD_LIBRARY_PATH` (macOS): + # + https://github.com/llvm/llvm-project/blob/0d89963df354ee309c15f67dc47c8ab3cb5d0fb2/llvm/utils/lit/lit/TestingConfig.py#L26 + # - even if `lit` forwarded this env var, we actually cannot set + # `DYLD_LIBRARY_PATH` in the child processes `lit` launches because + # `DYLD_LIBRARY_PATH` (and `DYLD_FALLBACK_LIBRARY_PATH`) is cleared for + # "protected processes" (i.e. the python interpreter that runs `lit`): + # https://stackoverflow.com/a/35570229 + # - other LLVM subprojects deal with this issue by having their `lit` + # configuration set these env vars for us; it makes sense to do the same + # for LLVM: + # + https://github.com/llvm/llvm-project/blob/4c106cfdf7cf7eec861ad3983a3dd9a9e8f3a8ae/clang-tools-extra/test/Unit/lit.cfg.py#L22-L31 + # + # !!! TODO: look into upstreaming this patch + (metadata.getVersionFile "llvm/llvm-lit-cfg-add-libs-to-dylib-path.patch") + + # `lit` has a mode where it executes run lines as a shell script which is + # constructs; this is problematic for macOS because it means that there's + # another process in between `lit` and the binaries being tested. As noted + # above, this means that `DYLD_LIBRARY_PATH` is cleared which means that our + # tests fail with dyld errors. + # + # To get around this we patch `lit` to reintroduce `DYLD_LIBRARY_PATH`, when + # present in the test configuration. + # + # It's not clear to me why this isn't an issue for LLVM developers running + # on macOS (nothing about this _seems_ nix specific).. + (metadata.getVersionFile "llvm/lit-shell-script-runner-set-dyld-library-path.patch") + ] + ++ + lib.optional (lib.versions.major metadata.release_version == "13") + # Fix random compiler crashes: https://bugs.llvm.org/show_bug.cgi?id=50611 + ( + fetchpatch { + url = "https://raw.githubusercontent.com/archlinux/svntogit-packages/4764a4f8c920912a2bfd8b0eea57273acfe0d8a8/trunk/no-strict-aliasing-DwarfCompileUnit.patch"; + sha256 = "18l6mrvm2vmwm77ckcnbjvh6ybvn72rhrb799d4qzwac4x2ifl7g"; + stripLen = 1; + } + ) + ++ + lib.optional (lib.versionOlder metadata.release_version "16") + # Fix musl build. + ( + fetchpatch { + url = "https://github.com/llvm/llvm-project/commit/5cd554303ead0f8891eee3cd6d25cb07f5a7bf67.patch"; + relative = "llvm"; + hash = "sha256-XPbvNJ45SzjMGlNUgt/IgEvM2dHQpDOe6woUJY+nUYA="; + } + ) + ++ lib.optionals (lib.versions.major metadata.release_version == "13") [ + # Backport gcc-13 fixes with missing includes. + (fetchpatch { + name = "signals-gcc-13.patch"; + url = "https://github.com/llvm/llvm-project/commit/ff1681ddb303223973653f7f5f3f3435b48a1983.patch"; + hash = "sha256-CXwYxQezTq5vdmc8Yn88BUAEly6YZ5VEIA6X3y5NNOs="; + stripLen = 1; + }) + (fetchpatch { + name = "base64-gcc-13.patch"; + url = "https://github.com/llvm/llvm-project/commit/5e9be93566f39ee6cecd579401e453eccfbe81e5.patch"; + hash = "sha256-PAwrVrvffPd7tphpwCkYiz+67szPRzRB2TXBvKfzQ7U="; + stripLen = 1; + }) + ] + ++ lib.optionals (lib.versions.major metadata.release_version == "14") [ + # fix RuntimeDyld usage on aarch64-linux (e.g. python312Packages.numba tests) + (fetchpatch { + url = "https://github.com/llvm/llvm-project/commit/2e1b838a889f9793d4bcd5dbfe10db9796b77143.patch"; + relative = "llvm"; + hash = "sha256-Ot45P/iwaR4hkcM3xtLwfryQNgHI6pv6ADjv98tgdZA="; + }) + ] + ++ + lib.optional (lib.versions.major metadata.release_version == "17") + # resolves https://github.com/llvm/llvm-project/issues/75168 + ( + fetchpatch { + name = "fix-fzero-call-used-regs.patch"; + url = "https://github.com/llvm/llvm-project/commit/f800c1f3b207e7bcdc8b4c7192928d9a078242a0.patch"; + stripLen = 1; + hash = "sha256-e8YKrMy2rGcSJGC6er2V66cOnAnI+u1/yImkvsRsmg8="; + } + ) + ++ lib.optionals (lib.versions.major metadata.release_version == "18") [ + # Reorgs one test so the next patch applies + (fetchpatch { + name = "osabi-test-reorg.patch"; + url = "https://github.com/llvm/llvm-project/commit/06cecdc60ec9ebfdd4d8cdb2586d201272bdf6bd.patch"; + stripLen = 1; + hash = "sha256-s9GZTNgzLS511Pzh6Wb1hEV68lxhmLWXjlybHBDMhvM="; + }) + # Sets the OSABI for OpenBSD, needed for an LLD patch for OpenBSD. + # https://github.com/llvm/llvm-project/pull/98553 + (fetchpatch { + name = "mc-set-openbsd-osabi.patch"; + url = "https://github.com/llvm/llvm-project/commit/b64c1de714c50bec7493530446ebf5e540d5f96a.patch"; + stripLen = 1; + hash = "sha256-fqw5gTSEOGs3kAguR4tINFG7Xja1RAje+q67HJt2nGg="; + }) + ]; + pollyPatches = + [ (metadata.getVersionFile "llvm/gnu-install-dirs-polly.patch") ] + ++ lib.optional (lib.versionAtLeast metadata.release_version "15") + # Just like the `llvm-lit-cfg` patch, but for `polly`. + (metadata.getVersionFile "llvm/polly-lit-cfg-add-libs-to-dylib-path.patch"); + }; + + # `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 ./clang { + patches = + [ + (metadata.getVersionFile "clang/purity.patch") + # https://reviews.llvm.org/D51899 + (metadata.getVersionFile "clang/gnu-install-dirs.patch") + ] + ++ lib.optional (lib.versions.major metadata.release_version == "13") + # 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 + (metadata.getVersionFile "clang/revert-malloc-alignment-assumption.patch") + ++ [ + ./clang/add-nostdlibinc-flag.patch + (substituteAll { + src = + if (lib.versionOlder metadata.release_version "16") then + ./clang/clang-11-15-LLVMgold-path.patch + else + ./clang/clang-at-least-16-LLVMgold-path.patch; + libllvmLibdir = "${tools.libllvm.lib}/lib"; + }) + ] + ++ lib.optional (lib.versions.major metadata.release_version == "18") (fetchpatch { + name = "tweak-tryCaptureVariable-for-unevaluated-lambdas.patch"; + url = "https://github.com/llvm/llvm-project/commit/3d361b225fe89ce1d8c93639f27d689082bd8dad.patch"; + # TreeTransform.h is not affected in LLVM 18. + excludes = [ + "docs/ReleaseNotes.rst" + "lib/Sema/TreeTransform.h" + ]; + stripLen = 1; + hash = "sha256-1NKej08R9SPlbDY/5b0OKUsHjX07i9brR84yXiPwi7E="; + }); + }; + + 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 + } + ); + + # Wrapper for standalone command line utilities + clang-tools = callPackage ./clang-tools { }; + + # 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 args.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 ./lld { + patches = + [ (metadata.getVersionFile "lld/gnu-install-dirs.patch") ] + ++ lib.optional (lib.versions.major metadata.release_version == "14") ( + metadata.getVersionFile "lld/fix-root-src-dir.patch" + ) + ++ lib.optional ( + lib.versionAtLeast metadata.release_version "16" && lib.versionOlder metadata.release_version "18" + ) (metadata.getVersionFile "lld/add-table-base.patch") + ++ lib.optional (lib.versions.major metadata.release_version == "18") ( + # https://github.com/llvm/llvm-project/pull/97122 + fetchpatch { + name = "more-openbsd-program-headers.patch"; + url = "https://github.com/llvm/llvm-project/commit/d7fd8b19e560fbb613159625acd8046d0df75115.patch"; + stripLen = 1; + hash = "sha256-7wTy7XDTx0+fhWQpW1KEuz7xJvpl42qMTUfd20KGOfA="; + } + ); + }; + + lldb = callPackage ./lldb.nix ( + { + patches = + let + resourceDirPatch = callPackage ( + { substituteAll, libclang }: + (substituteAll { + src = metadata.getVersionFile "lldb/resource-dir.patch"; + clangLibDir = "${libclang.lib}/lib"; + }).overrideAttrs + (_: _: { name = "resource-dir.patch"; }) + ) { }; + in + lib.optional (lib.versionOlder metadata.release_version "16") + # FIXME: do we need this after 15? + (metadata.getVersionFile "lldb/procfs.patch") + ++ lib.optional (lib.versionOlder metadata.release_version "17") resourceDirPatch + ++ lib.optional (lib.versionOlder metadata.release_version "14") ( + metadata.getVersionFile "lldb/gnu-install-dirs.patch" + ) + ++ lib.optional (lib.versionAtLeast metadata.release_version "14") ./lldb/gnu-install-dirs.patch + # This is a stopgap solution if/until the macOS SDK used for x86_64 is + # updated. + # + # The older 10.12 SDK used on x86_64 as of this writing has a `mach/machine.h` + # header that does not define `CPU_SUBTYPE_ARM64E` so we replace the one use + # of this preprocessor symbol in `lldb` with its expansion. + # + # See here for some context: + # https://github.com/NixOS/nixpkgs/pull/194634#issuecomment-1272129132 + ++ lib.optional ( + stdenv.targetPlatform.isDarwin && lib.versionOlder stdenv.targetPlatform.darwinSdkVersion "11.0" + ) (metadata.getVersionFile "lldb/cpu_subtype_arm64e_replacement.patch"); + } + // lib.optionalAttrs (lib.versions.major metadata.release_version == "16") { + src = callPackage ( + { runCommand }: + runCommand "lldb-src-${metadata.version}" { } '' + mkdir -p "$out" + cp -r ${monorepoSrc}/cmake "$out" + cp -r ${monorepoSrc}/lldb "$out" + '' + ) { }; + } + ); + + # 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.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 && !stdenv.targetPlatform.isFreeBSD) [ + targetLlvmLibraries.libunwind + ]; + extraBuildCommands = + lib.optionalString (lib.versions.major metadata.release_version == "13") ( + '' + 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" >> $out/nix-support/cc-cflags + '' + ) + + mkExtraBuildCommands cc; + } + // lib.optionalAttrs (lib.versionAtLeast metadata.release_version "14") { + nixSupport.cc-cflags = + [ + "-rtlib=compiler-rt" + "-Wno-unused-command-line-argument" + "-B${targetLlvmLibraries.compiler-rt}/lib" + ] + ++ lib.optional ( + !stdenv.targetPlatform.isWasm && !stdenv.targetPlatform.isFreeBSD + ) "--unwindlib=libunwind" + ++ lib.optional ( + !stdenv.targetPlatform.isWasm + && !stdenv.targetPlatform.isFreeBSD + && stdenv.targetPlatform.useLLVM or false + ) "-lunwind" + ++ lib.optional stdenv.targetPlatform.isWasm "-fno-exceptions"; + nixSupport.cc-ldflags = + lib.optionals (!stdenv.targetPlatform.isWasm && !stdenv.targetPlatform.isFreeBSD) + ( + [ "-L${targetLlvmLibraries.libunwind}/lib" ] + ++ lib.optional (lib.versionAtLeast metadata.release_version "17") "--undefined-version" + ); + } + ); + + clangWithLibcAndBasicRtAndLibcxx = wrapCCWith ( + rec { + cc = tools.clang-unwrapped; + libcxx = targetLlvmLibraries.libcxx; + bintools = bintools'; + extraPackages = + [ targetLlvmLibraries.compiler-rt-no-libc ] + ++ lib.optionals (!stdenv.targetPlatform.isWasm && !stdenv.targetPlatform.isFreeBSD) [ + targetLlvmLibraries.libunwind + ]; + extraBuildCommands = + lib.optionalString (lib.versions.major metadata.release_version == "13") ( + '' + echo "-rtlib=compiler-rt -Wno-unused-command-line-argument" >> $out/nix-support/cc-cflags + echo "-B${targetLlvmLibraries.compiler-rt-no-libc}/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" >> $out/nix-support/cc-cflags + '' + ) + + mkExtraBuildCommandsBasicRt cc; + } + // lib.optionalAttrs (lib.versionAtLeast metadata.release_version "14") { + nixSupport.cc-cflags = + [ + "-rtlib=compiler-rt" + "-Wno-unused-command-line-argument" + "-B${targetLlvmLibraries.compiler-rt-no-libc}/lib" + ] + ++ lib.optional ( + !stdenv.targetPlatform.isWasm && !stdenv.targetPlatform.isFreeBSD + ) "--unwindlib=libunwind" + ++ lib.optional ( + !stdenv.targetPlatform.isWasm + && !stdenv.targetPlatform.isFreeBSD + && stdenv.targetPlatform.useLLVM or false + ) "-lunwind" + ++ lib.optional stdenv.targetPlatform.isWasm "-fno-exceptions"; + nixSupport.cc-ldflags = lib.optionals ( + !stdenv.targetPlatform.isWasm && !stdenv.targetPlatform.isFreeBSD + ) [ "-L${targetLlvmLibraries.libunwind}/lib" ]; + } + ); + + clangWithLibcAndBasicRt = wrapCCWith ( + rec { + cc = tools.clang-unwrapped; + libcxx = null; + bintools = bintools'; + extraPackages = [ targetLlvmLibraries.compiler-rt-no-libc ]; + extraBuildCommands = + lib.optionalString (lib.versions.major metadata.release_version == "13") '' + echo "-rtlib=compiler-rt" >> $out/nix-support/cc-cflags + echo "-B${targetLlvmLibraries.compiler-rt-no-libc}/lib" >> $out/nix-support/cc-cflags + echo "-nostdlib++" >> $out/nix-support/cc-cflags + '' + + mkExtraBuildCommandsBasicRt cc; + } + // lib.optionalAttrs (lib.versionAtLeast metadata.release_version "14") { + nixSupport.cc-cflags = + [ + "-rtlib=compiler-rt" + "-B${targetLlvmLibraries.compiler-rt-no-libc}/lib" + "-nostdlib++" + ] + ++ lib.optional ( + lib.versionAtLeast metadata.release_version "15" && stdenv.targetPlatform.isWasm + ) "-fno-exceptions"; + } + ); + + clangNoLibcWithBasicRt = wrapCCWith ( + rec { + cc = tools.clang-unwrapped; + libcxx = null; + bintools = bintoolsNoLibc'; + extraPackages = [ targetLlvmLibraries.compiler-rt-no-libc ]; + extraBuildCommands = + lib.optionalString (lib.versions.major metadata.release_version == "13") '' + echo "-rtlib=compiler-rt" >> $out/nix-support/cc-cflags + echo "-B${targetLlvmLibraries.compiler-rt-no-libc}/lib" >> $out/nix-support/cc-cflags + '' + + mkExtraBuildCommandsBasicRt cc; + } + // lib.optionalAttrs (lib.versionAtLeast metadata.release_version "14") { + nixSupport.cc-cflags = + [ + "-rtlib=compiler-rt" + "-B${targetLlvmLibraries.compiler-rt-no-libc}/lib" + ] + ++ lib.optional ( + lib.versionAtLeast metadata.release_version "15" && stdenv.targetPlatform.isWasm + ) "-fno-exceptions"; + } + ); + + clangNoLibcNoRt = wrapCCWith ( + rec { + cc = tools.clang-unwrapped; + libcxx = null; + bintools = bintoolsNoLibc'; + extraPackages = [ ]; + extraBuildCommands = + lib.optionalString (lib.versions.major metadata.release_version == "13") '' + echo "-nostartfiles" >> $out/nix-support/cc-cflags + '' + + mkExtraBuildCommands0 cc; + } + // lib.optionalAttrs (lib.versionAtLeast metadata.release_version "14") { + nixSupport.cc-cflags = + [ "-nostartfiles" ] + ++ lib.optional ( + lib.versionAtLeast metadata.release_version "15" && stdenv.targetPlatform.isWasm + ) "-fno-exceptions"; + } + ); + + # This is an "oddly ordered" bootstrap just for Darwin. Probably + # don't want it otherwise. + clangNoCompilerRtWithLibc = + wrapCCWith rec { + cc = tools.clang-unwrapped; + libcxx = null; + bintools = bintools'; + extraPackages = [ ]; + extraBuildCommands = mkExtraBuildCommands0 cc; + } + // lib.optionalAttrs ( + lib.versionAtLeast metadata.release_version "15" && stdenv.targetPlatform.isWasm + ) { nixSupport.cc-cflags = [ "-fno-exceptions" ]; }; + + # Aliases + clangNoCompilerRt = tools.clangNoLibcNoRt; + clangNoLibc = tools.clangNoLibcWithBasicRt; + clangNoLibcxx = tools.clangWithLibcAndBasicRt; + } + // lib.optionalAttrs (lib.versionAtLeast metadata.release_version "15") { + # TODO: pre-15: 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 + } + ); + } + // lib.optionalAttrs (lib.versionAtLeast metadata.release_version "16") { + mlir = callPackage ./mlir { }; + libclc = callPackage ./libclc.nix { }; + } + // lib.optionalAttrs (lib.versionAtLeast metadata.release_version "19") { + bolt = callPackage ./bolt { + patches = lib.optionals (lib.versions.major metadata.release_version == "19") [ + (fetchpatch { + url = "https://github.com/llvm/llvm-project/commit/abc2eae68290c453e1899a94eccc4ed5ea3b69c1.patch"; + hash = "sha256-oxCxOjhi5BhNBEraWalEwa1rS3Mx9CuQgRVZ2hrbd7M="; + }) + ]; + }; + } + ); + + libraries = lib.makeExtensible ( + libraries: + let + callPackage = newScope ( + libraries + // buildLlvmTools + // args + // metadata + # Previously monorepoSrc was erroneously not being passed through. + // lib.optionalAttrs (lib.versionOlder metadata.release_version "14") { monorepoSrc = null; } # Preserve a bug during #307211, TODO: remove; causes llvm 13 rebuild. + ); + + compiler-rtPatches = + lib.optional (lib.versionOlder metadata.release_version "15") ( + metadata.getVersionFile "compiler-rt/codesign.patch" + ) # Revert compiler-rt commit that makes codesign mandatory + ++ [ + (metadata.getVersionFile "compiler-rt/X86-support-extension.patch") # Add support for i486 i586 i686 by reusing i386 config + ] + ++ lib.optional ( + lib.versionAtLeast metadata.release_version "14" && lib.versionOlder metadata.release_version "18" + ) (metadata.getVersionFile "compiler-rt/gnu-install-dirs.patch") + ++ [ + # ld-wrapper dislikes `-rpath-link //nix/store`, so we normalize away the + # extra `/`. + (metadata.getVersionFile "compiler-rt/normalize-var.patch") + ] + ++ + lib.optional (lib.versionOlder metadata.release_version "18") + # Prevent a compilation error on darwin + (metadata.getVersionFile "compiler-rt/darwin-targetconditionals.patch") + ++ + lib.optional (lib.versionAtLeast metadata.release_version "15") + # See: https://github.com/NixOS/nixpkgs/pull/186575 + ./compiler-rt/darwin-plistbuddy-workaround.patch + ++ + lib.optional (lib.versions.major metadata.release_version == "15") + # See: https://github.com/NixOS/nixpkgs/pull/194634#discussion_r999829893 + ./compiler-rt/armv7l-15.patch + ++ lib.optionals (lib.versionOlder metadata.release_version "15") [ + ./compiler-rt/darwin-plistbuddy-workaround.patch + (metadata.getVersionFile "compiler-rt/armv7l.patch") + # Fix build on armv6l + ./compiler-rt/armv6-mcr-dmb.patch + ./compiler-rt/armv6-sync-ops-no-thumb.patch + ./compiler-rt/armv6-no-ldrexd-strexd.patch + ./compiler-rt/armv6-scudo-no-yield.patch + ./compiler-rt/armv6-scudo-libatomic.patch + ] + ++ lib.optional (lib.versionAtLeast metadata.release_version "19") (fetchpatch { + url = "https://github.com/llvm/llvm-project/pull/99837/commits/14ae0a660a38e1feb151928a14f35ff0f4487351.patch"; + hash = "sha256-JykABCaNNhYhZQxCvKiBn54DZ5ZguksgCHnpdwWF2no="; + relative = "compiler-rt"; + }); + in + { + compiler-rt-libc = callPackage ./compiler-rt ( + let + # temp rename to avoid infinite recursion + stdenv = + if args.stdenv.hostPlatform.useLLVM or false then + overrideCC args.stdenv buildLlvmTools.clangWithLibcAndBasicRtAndLibcxx + else if + lib.versionAtLeast metadata.release_version "16" + && args.stdenv.hostPlatform.isDarwin + && args.stdenv.hostPlatform.isStatic + then + overrideCC args.stdenv buildLlvmTools.clangNoCompilerRtWithLibc + else + args.stdenv; + in + { + patches = compiler-rtPatches; + inherit stdenv; + } + // lib.optionalAttrs (stdenv.hostPlatform.useLLVM or false) { + libxcrypt = (libxcrypt.override { inherit stdenv; }).overrideAttrs (old: { + configureFlags = old.configureFlags ++ [ "--disable-symvers" ]; + }); + } + ); + + compiler-rt-no-libc = callPackage ./compiler-rt { + patches = compiler-rtPatches; + doFakeLibgcc = stdenv.hostPlatform.useLLVM or false; + stdenv = + if stdenv.hostPlatform.isDarwin && stdenv.hostPlatform == stdenv.buildPlatform then + stdenv + else + # TODO: make this branch unconditional next rebuild + overrideCC stdenv buildLlvmTools.clangNoLibcNoRt; + }; + + compiler-rt = + if + stdenv.hostPlatform.libc == null + # Building the with-libc compiler-rt and WASM doesn't yet work, + # because wasilibc doesn't provide some expected things. See + # compiler-rt's file for further details. + || stdenv.hostPlatform.isWasm + # Failing `#include <term.h>` in + # `lib/sanitizer_common/sanitizer_platform_limits_freebsd.cpp` + # sanitizers, not sure where to get it. + || stdenv.hostPlatform.isFreeBSD + then + libraries.compiler-rt-no-libc + else + libraries.compiler-rt-libc; + + stdenv = overrideCC stdenv buildLlvmTools.clang; + + libcxxStdenv = overrideCC stdenv buildLlvmTools.libcxxClang; + + libcxx = callPackage ./libcxx ( + { + patches = + lib.optionals (lib.versionOlder metadata.release_version "16") ( + lib.optional (lib.versions.major metadata.release_version == "15") + # See: + # - https://reviews.llvm.org/D133566 + # - https://github.com/NixOS/nixpkgs/issues/214524#issuecomment-1429146432 + # !!! Drop in LLVM 16+ + ( + fetchpatch { + url = "https://github.com/llvm/llvm-project/commit/57c7bb3ec89565c68f858d316504668f9d214d59.patch"; + hash = "sha256-B07vHmSjy5BhhkGSj3e1E0XmMv5/9+mvC/k70Z29VwY="; + } + ) + ++ [ + (substitute { + src = ./libcxxabi/wasm.patch; + substitutions = [ + "--replace-fail" + "/cmake/" + "/llvm/cmake/" + ]; + }) + ] + ++ lib.optional stdenv.hostPlatform.isMusl (substitute { + src = ./libcxx/libcxx-0001-musl-hacks.patch; + substitutions = [ + "--replace-fail" + "/include/" + "/libcxx/include/" + ]; + }) + ) + ++ + lib.optional + ( + lib.versions.major metadata.release_version == "17" + && stdenv.isDarwin + && lib.versionOlder stdenv.hostPlatform.darwinMinVersion "10.13" + ) + # https://github.com/llvm/llvm-project/issues/64226 + ( + fetchpatch { + name = "0042-mbstate_t-not-defined.patch"; + url = "https://github.com/macports/macports-ports/raw/acd8acb171f1658596ed1cf25da48d5b932e2d19/lang/llvm-17/files/0042-mbstate_t-not-defined.patch"; + hash = "sha256-jo+DYA6zuSv9OH3A0bYwY5TlkWprup4OKQ7rfK1WHBI="; + } + ) + ++ + lib.optional + ( + lib.versionAtLeast metadata.release_version "18" + && stdenv.isDarwin + && lib.versionOlder stdenv.hostPlatform.darwinMinVersion "10.13" + ) + # https://github.com/llvm/llvm-project/issues/64226 + (metadata.getVersionFile "libcxx/0001-darwin-10.12-mbstate_t-fix.patch"); + stdenv = overrideCC stdenv buildLlvmTools.clangWithLibcAndBasicRt; + } + // lib.optionalAttrs (lib.versionOlder metadata.release_version "14") { + # TODO: remove this, causes LLVM 13 packages rebuild. + inherit (metadata) monorepoSrc; # Preserve bug during #307211 refactor. + } + ); + + libunwind = callPackage ./libunwind { + patches = lib.optional (lib.versionOlder metadata.release_version "17") ( + metadata.getVersionFile "libunwind/gnu-install-dirs.patch" + ); + stdenv = overrideCC stdenv buildLlvmTools.clangWithLibcAndBasicRt; + }; + + openmp = callPackage ./openmp { + patches = + lib.optional (lib.versionAtLeast metadata.release_version "15") ( + metadata.getVersionFile "openmp/fix-find-tool.patch" + ) + ++ lib.optional ( + lib.versionAtLeast metadata.release_version "14" && lib.versionOlder metadata.release_version "18" + ) (metadata.getVersionFile "openmp/gnu-install-dirs.patch") + ++ lib.optional (lib.versionAtLeast metadata.release_version "14") ( + metadata.getVersionFile "openmp/run-lit-directly.patch" + ) + ++ + lib.optional (lib.versionOlder metadata.release_version "14") + # Fix cross. + ( + fetchpatch { + url = "https://github.com/llvm/llvm-project/commit/5e2358c781b85a18d1463fd924d2741d4ae5e42e.patch"; + hash = "sha256-UxIlAifXnexF/MaraPW0Ut6q+sf3e7y1fMdEv1q103A="; + } + ); + }; + } + ); + + noExtend = extensible: lib.attrsets.removeAttrs extensible [ "extend" ]; +in +{ + inherit tools libraries lldbPlugins; + inherit (metadata) release_version; +} +// (noExtend libraries) +// (noExtend tools) |