mirror of https://github.com/rust-lang/rust.git
unify `llvm-bitcode-linker`, `wasm-component-ld` and llvm-tools logics
Signed-off-by: onur-ozkan <work@onurozkan.dev>
This commit is contained in:
onur-ozkan
parent
38e3a5771c
commit
496709356c
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@ -29,7 +29,7 @@ use crate::utils::helpers::{
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self, exe, get_clang_cl_resource_dir, get_closest_merge_base_commit, is_debug_info, is_dylib,
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symlink_dir, t, up_to_date,
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};
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use crate::{CLang, Compiler, DependencyType, GitRepo, Mode, LLVM_TOOLS};
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use crate::{CLang, Compiler, DependencyType, GitRepo, Mode};
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#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
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pub struct Std {
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@ -1912,52 +1912,26 @@ impl Step for Assemble {
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// delegates to the `rust-lld` binary for linking and then runs
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// logic to create the final binary. This is used by the
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// `wasm32-wasip2` target of Rust.
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if builder.tool_enabled("wasm-component-ld") {
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let wasm_component_ld_exe =
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builder.ensure(crate::core::build_steps::tool::WasmComponentLd {
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compiler: build_compiler,
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target: target_compiler.host,
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});
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builder.copy_link(
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&wasm_component_ld_exe,
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&libdir_bin.join(wasm_component_ld_exe.file_name().unwrap()),
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);
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}
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dist::maybe_install_wasm_component_ld(
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builder,
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build_compiler,
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target_compiler.host,
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&libdir_bin,
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false,
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);
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if builder.config.llvm_enabled(target_compiler.host) {
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let llvm::LlvmResult { llvm_config, .. } =
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builder.ensure(llvm::Llvm { target: target_compiler.host });
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if !builder.config.dry_run() && builder.config.llvm_tools_enabled {
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let llvm_bin_dir =
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command(llvm_config).arg("--bindir").run_capture_stdout(builder).stdout();
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let llvm_bin_dir = Path::new(llvm_bin_dir.trim());
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dist::maybe_install_llvm_tools(builder, target_compiler.host, &libdir_bin, false);
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// Since we've already built the LLVM tools, install them to the sysroot.
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// This is the equivalent of installing the `llvm-tools-preview` component via
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// rustup, and lets developers use a locally built toolchain to
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// build projects that expect llvm tools to be present in the sysroot
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// (e.g. the `bootimage` crate).
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for tool in LLVM_TOOLS {
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let tool_exe = exe(tool, target_compiler.host);
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let src_path = llvm_bin_dir.join(&tool_exe);
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// When using `download-ci-llvm`, some of the tools
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// may not exist, so skip trying to copy them.
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if src_path.exists() {
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builder.copy_link(&src_path, &libdir_bin.join(&tool_exe));
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}
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}
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}
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}
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let self_contained_bin_dir = libdir_bin.join("self-contained");
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t!(fs::create_dir_all(&self_contained_bin_dir));
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if builder.config.llvm_bitcode_linker_enabled {
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let src_path = builder.ensure(crate::core::build_steps::tool::LlvmBitcodeLinker {
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compiler: build_compiler,
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target: target_compiler.host,
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extra_features: vec![],
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});
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let tool_exe = exe("llvm-bitcode-linker", target_compiler.host);
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builder.copy_link(&src_path, &libdir_bin.join(tool_exe));
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}
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dist::maybe_install_llvm_bitcode_linker(
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builder,
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build_compiler,
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target_compiler.host,
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&self_contained_bin_dir,
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false,
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);
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// Ensure that `libLLVM.so` ends up in the newly build compiler directory,
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// so that it can be found when the newly built `rustc` is run.
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@ -473,11 +473,29 @@ impl Step for Rustc {
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);
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}
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}
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if builder.tool_enabled("wasm-component-ld") {
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let src_dir = builder.sysroot_libdir(compiler, host).parent().unwrap().join("bin");
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let ld = exe("wasm-component-ld", compiler.host);
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builder.copy_link(&src_dir.join(&ld), &dst_dir.join(&ld));
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}
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let builder_compiler =
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builder.compiler_for(builder.top_stage, builder.config.build, compiler.host);
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maybe_install_wasm_component_ld(
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builder,
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builder_compiler,
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compiler.host,
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&dst_dir,
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true,
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);
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let self_contained_bin_dir = dst_dir.join("self-contained");
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t!(fs::create_dir_all(&self_contained_bin_dir));
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maybe_install_llvm_bitcode_linker(
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builder,
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builder_compiler,
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compiler.host,
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&self_contained_bin_dir,
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true,
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);
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maybe_install_llvm_tools(builder, compiler.host, &dst_dir, true);
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// Man pages
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t!(fs::create_dir_all(image.join("share/man/man1")));
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@ -2095,6 +2113,85 @@ pub fn maybe_install_llvm_runtime(builder: &Builder<'_>, target: TargetSelection
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}
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}
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/// Maybe add LLVM tools to the rustc sysroot.
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pub fn maybe_install_llvm_tools(
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builder: &Builder<'_>,
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target: TargetSelection,
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dst_dir: &Path,
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dereference_symlinks: bool,
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) {
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if builder.config.llvm_enabled(target) {
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let llvm::LlvmResult { llvm_config, .. } = builder.ensure(llvm::Llvm { target });
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if !builder.config.dry_run() && builder.config.llvm_tools_enabled {
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let llvm_bin_dir =
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command(llvm_config).arg("--bindir").run_capture_stdout(builder).stdout();
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let llvm_bin_dir = Path::new(llvm_bin_dir.trim());
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// Since we've already built the LLVM tools, install them to the sysroot.
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// This is the equivalent of installing the `llvm-tools-preview` component via
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// rustup, and lets developers use a locally built toolchain to
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// build projects that expect llvm tools to be present in the sysroot
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// (e.g. the `bootimage` crate).
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for tool in LLVM_TOOLS {
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let tool_exe = exe(tool, target);
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let src_path = llvm_bin_dir.join(&tool_exe);
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// When using `download-ci-llvm`, some of the tools
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// may not exist, so skip trying to copy them.
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if src_path.exists() {
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builder.copy_link_internal(
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&src_path,
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&dst_dir.join(&tool_exe),
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dereference_symlinks,
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);
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}
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}
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}
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}
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}
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/// Maybe add `llvm-bitcode-linker` to the rustc sysroot.
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pub fn maybe_install_llvm_bitcode_linker(
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builder: &Builder<'_>,
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builder_compiler: Compiler,
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target: TargetSelection,
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dst_dir: &Path,
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dereference_symlinks: bool,
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) {
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if builder.config.llvm_bitcode_linker_enabled {
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let llvm_bitcode_linker_exe = builder.ensure(tool::LlvmBitcodeLinker {
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compiler: builder_compiler,
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target,
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extra_features: vec![],
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});
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builder.copy_link_internal(
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&llvm_bitcode_linker_exe,
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&dst_dir.join(llvm_bitcode_linker_exe.file_name().unwrap()),
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dereference_symlinks,
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);
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}
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}
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/// Maybe add `wasm-component-ld` to the rustc sysroot.
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pub fn maybe_install_wasm_component_ld(
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builder: &Builder<'_>,
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builder_compiler: Compiler,
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target: TargetSelection,
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dst_dir: &Path,
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dereference_symlinks: bool,
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) {
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if builder.tool_enabled("wasm-component-ld") {
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let wasm_component_ld_exe =
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builder.ensure(tool::WasmComponentLd { compiler: builder_compiler, target });
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builder.copy_link_internal(
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&wasm_component_ld_exe,
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&dst_dir.join(wasm_component_ld_exe.file_name().unwrap()),
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dereference_symlinks,
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);
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}
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}
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#[derive(Clone, Debug, Eq, Hash, PartialEq)]
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pub struct LlvmTools {
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pub target: TargetSelection,
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