diff --git a/src/bootstrap/src/core/build_steps/check.rs b/src/bootstrap/src/core/build_steps/check.rs index 7f7faf077d047..066f913568c54 100644 --- a/src/bootstrap/src/core/build_steps/check.rs +++ b/src/bootstrap/src/core/build_steps/check.rs @@ -91,8 +91,8 @@ impl Step for Std { // We skip populating the sysroot in non-zero stage because that'll lead // to rlib/rmeta conflicts if std gets built during this session. if compiler.stage == 0 { - let libdir = builder.sysroot_libdir(compiler, target); - let hostdir = builder.sysroot_libdir(compiler, compiler.host); + let libdir = builder.sysroot_target_libdir(compiler, target); + let hostdir = builder.sysroot_target_libdir(compiler, compiler.host); add_to_sysroot(builder, &libdir, &hostdir, &libstd_stamp(builder, compiler, target)); } drop(_guard); @@ -257,8 +257,8 @@ impl Step for Rustc { false, ); - let libdir = builder.sysroot_libdir(compiler, target); - let hostdir = builder.sysroot_libdir(compiler, compiler.host); + let libdir = builder.sysroot_target_libdir(compiler, target); + let hostdir = builder.sysroot_target_libdir(compiler, compiler.host); add_to_sysroot(builder, &libdir, &hostdir, &librustc_stamp(builder, compiler, target)); } } diff --git a/src/bootstrap/src/core/build_steps/compile.rs b/src/bootstrap/src/core/build_steps/compile.rs index eef548033f1c6..340f11f766f43 100644 --- a/src/bootstrap/src/core/build_steps/compile.rs +++ b/src/bootstrap/src/core/build_steps/compile.rs @@ -240,7 +240,7 @@ impl Step for Std { .join("bin"); if src_sysroot_bin.exists() { let target_sysroot_bin = - builder.sysroot_libdir(compiler, target).parent().unwrap().join("bin"); + builder.sysroot_target_libdir(compiler, target).parent().unwrap().join("bin"); t!(fs::create_dir_all(&target_sysroot_bin)); builder.cp_link_r(&src_sysroot_bin, &target_sysroot_bin); } @@ -354,7 +354,7 @@ fn copy_third_party_objects( && (target.contains("linux") || target.contains("fuchsia")) { let libunwind_path = - copy_llvm_libunwind(builder, target, &builder.sysroot_libdir(*compiler, target)); + copy_llvm_libunwind(builder, target, &builder.sysroot_target_libdir(*compiler, target)); target_deps.push((libunwind_path, DependencyType::Target)); } @@ -367,7 +367,8 @@ fn copy_self_contained_objects( compiler: &Compiler, target: TargetSelection, ) -> Vec<(PathBuf, DependencyType)> { - let libdir_self_contained = builder.sysroot_libdir(*compiler, target).join("self-contained"); + let libdir_self_contained = + builder.sysroot_target_libdir(*compiler, target).join("self-contained"); t!(fs::create_dir_all(&libdir_self_contained)); let mut target_deps = vec![]; @@ -675,8 +676,8 @@ impl Step for StdLink { let hostdir = sysroot.join(lib).join("rustlib").join(compiler.host).join("lib"); (libdir, hostdir) } else { - let libdir = builder.sysroot_libdir(target_compiler, target); - let hostdir = builder.sysroot_libdir(target_compiler, compiler.host); + let libdir = builder.sysroot_target_libdir(target_compiler, target); + let hostdir = builder.sysroot_target_libdir(target_compiler, compiler.host); (libdir, hostdir) }; @@ -743,7 +744,7 @@ fn copy_sanitizers( } let mut target_deps = Vec::new(); - let libdir = builder.sysroot_libdir(*compiler, target); + let libdir = builder.sysroot_target_libdir(*compiler, target); for runtime in &runtimes { let dst = libdir.join(&runtime.name); @@ -821,7 +822,7 @@ impl Step for StartupObjects { let src_dir = &builder.src.join("library").join("rtstartup"); let dst_dir = &builder.native_dir(target).join("rtstartup"); - let sysroot_dir = &builder.sysroot_libdir(for_compiler, target); + let sysroot_dir = &builder.sysroot_target_libdir(for_compiler, target); t!(fs::create_dir_all(dst_dir)); for file in &["rsbegin", "rsend"] { @@ -1273,10 +1274,17 @@ fn rustc_llvm_env(builder: &Builder<'_>, cargo: &mut Cargo, target: TargetSelect } } +/// `RustcLink` copies all of the rlibs from the rustc build into the previous stage's sysroot. +/// This is necessary for tools using `rustc_private`, where the previous compiler will build +/// a tool against the next compiler. +/// To build a tool against a compiler, the rlibs of that compiler that it links against +/// must be in the sysroot of the compiler that's doing the compiling. #[derive(Debug, Clone, PartialEq, Eq, Hash)] struct RustcLink { + /// The compiler whose rlibs we are copying around. pub compiler: Compiler, - pub target_compiler: Compiler, + /// This is the compiler into whose sysroot we want to copy the rlibs into. + pub previous_stage_compiler: Compiler, pub target: TargetSelection, /// Not actually used; only present to make sure the cache invalidation is correct. crates: Vec, @@ -1286,7 +1294,7 @@ impl RustcLink { fn from_rustc(rustc: Rustc, host_compiler: Compiler) -> Self { Self { compiler: host_compiler, - target_compiler: rustc.compiler, + previous_stage_compiler: rustc.compiler, target: rustc.target, crates: rustc.crates, } @@ -1303,12 +1311,12 @@ impl Step for RustcLink { /// Same as `std_link`, only for librustc fn run(self, builder: &Builder<'_>) { let compiler = self.compiler; - let target_compiler = self.target_compiler; + let previous_stage_compiler = self.previous_stage_compiler; let target = self.target; add_to_sysroot( builder, - &builder.sysroot_libdir(target_compiler, target), - &builder.sysroot_libdir(target_compiler, compiler.host), + &builder.sysroot_target_libdir(previous_stage_compiler, target), + &builder.sysroot_target_libdir(previous_stage_compiler, compiler.host), &librustc_stamp(builder, compiler, target), ); } @@ -1845,7 +1853,7 @@ impl Step for Assemble { let sysroot = builder.sysroot(target_compiler); let rustc_libdir = builder.rustc_libdir(target_compiler); t!(fs::create_dir_all(&rustc_libdir)); - let src_libdir = builder.sysroot_libdir(build_compiler, host); + let src_libdir = builder.sysroot_target_libdir(build_compiler, host); for f in builder.read_dir(&src_libdir) { let filename = f.file_name().into_string().unwrap(); if (is_dylib(&filename) || is_debug_info(&filename)) && !proc_macros.contains(&filename) @@ -1858,7 +1866,7 @@ impl Step for Assemble { // We prepend this bin directory to the user PATH when linking Rust binaries. To // avoid shadowing the system LLD we rename the LLD we provide to `rust-lld`. - let libdir = builder.sysroot_libdir(target_compiler, target_compiler.host); + let libdir = builder.sysroot_target_libdir(target_compiler, target_compiler.host); let libdir_bin = libdir.parent().unwrap().join("bin"); t!(fs::create_dir_all(&libdir_bin)); if let Some(lld_install) = lld_install { diff --git a/src/bootstrap/src/core/build_steps/dist.rs b/src/bootstrap/src/core/build_steps/dist.rs index 4957de2e1b791..9684ec946a09f 100644 --- a/src/bootstrap/src/core/build_steps/dist.rs +++ b/src/bootstrap/src/core/build_steps/dist.rs @@ -459,7 +459,8 @@ impl Step for Rustc { // Copy over lld if it's there if builder.config.lld_enabled { - let src_dir = builder.sysroot_libdir(compiler, host).parent().unwrap().join("bin"); + let src_dir = + builder.sysroot_target_libdir(compiler, host).parent().unwrap().join("bin"); let rust_lld = exe("rust-lld", compiler.host); builder.copy_link(&src_dir.join(&rust_lld), &dst_dir.join(&rust_lld)); let self_contained_lld_src_dir = src_dir.join("gcc-ld"); diff --git a/src/bootstrap/src/core/build_steps/test.rs b/src/bootstrap/src/core/build_steps/test.rs index 84a6b26a491ed..0450b418f749b 100644 --- a/src/bootstrap/src/core/build_steps/test.rs +++ b/src/bootstrap/src/core/build_steps/test.rs @@ -800,7 +800,7 @@ impl Step for RustdocTheme { .arg(builder.src.join("src/librustdoc/html/static/css/rustdoc.css").to_str().unwrap()) .env("RUSTC_STAGE", self.compiler.stage.to_string()) .env("RUSTC_SYSROOT", builder.sysroot(self.compiler)) - .env("RUSTDOC_LIBDIR", builder.sysroot_libdir(self.compiler, self.compiler.host)) + .env("RUSTDOC_LIBDIR", builder.sysroot_target_libdir(self.compiler, self.compiler.host)) .env("CFG_RELEASE_CHANNEL", &builder.config.channel) .env("RUSTDOC_REAL", builder.rustdoc(self.compiler)) .env("RUSTC_BOOTSTRAP", "1"); @@ -1728,7 +1728,7 @@ NOTE: if you're sure you want to do this, please open an issue as to why. In the // of them! cmd.arg("--compile-lib-path").arg(builder.rustc_libdir(compiler)); - cmd.arg("--run-lib-path").arg(builder.sysroot_libdir(compiler, target)); + cmd.arg("--run-lib-path").arg(builder.sysroot_target_libdir(compiler, target)); cmd.arg("--rustc-path").arg(builder.rustc(compiler)); let is_rustdoc = suite.ends_with("rustdoc-ui") || suite.ends_with("rustdoc-js"); @@ -2553,7 +2553,7 @@ fn prepare_cargo_test( // by `Cargo::new` and that actually makes things go wrong. if builder.kind != Kind::Miri { let mut dylib_path = dylib_path(); - dylib_path.insert(0, PathBuf::from(&*builder.sysroot_libdir(compiler, target))); + dylib_path.insert(0, PathBuf::from(&*builder.sysroot_target_libdir(compiler, target))); cargo.env(dylib_path_var(), env::join_paths(&dylib_path).unwrap()); } @@ -2788,7 +2788,7 @@ impl Step for CrateRustdoc { let libdir = if builder.download_rustc() { builder.rustc_libdir(compiler) } else { - builder.sysroot_libdir(compiler, target).to_path_buf() + builder.sysroot_target_libdir(compiler, target).to_path_buf() }; let mut dylib_path = dylib_path(); dylib_path.insert(0, PathBuf::from(&*libdir)); @@ -2913,7 +2913,7 @@ impl Step for RemoteCopyLibs { cmd.run(builder); // Push all our dylibs to the emulator - for f in t!(builder.sysroot_libdir(compiler, target).read_dir()) { + for f in t!(builder.sysroot_target_libdir(compiler, target).read_dir()) { let f = t!(f); let name = f.file_name().into_string().unwrap(); if helpers::is_dylib(&name) { diff --git a/src/bootstrap/src/core/build_steps/tool.rs b/src/bootstrap/src/core/build_steps/tool.rs index 3a1eb43b801f5..d50b78f5c425e 100644 --- a/src/bootstrap/src/core/build_steps/tool.rs +++ b/src/bootstrap/src/core/build_steps/tool.rs @@ -448,7 +448,7 @@ impl ErrorIndex { let compiler = builder.compiler_for(builder.top_stage, host, host); let mut cmd = command(builder.ensure(ErrorIndex { compiler })); let mut dylib_paths = builder.rustc_lib_paths(compiler); - dylib_paths.push(PathBuf::from(&builder.sysroot_libdir(compiler, compiler.host))); + dylib_paths.push(PathBuf::from(&builder.sysroot_target_libdir(compiler, compiler.host))); add_dylib_path(dylib_paths, &mut cmd); cmd } diff --git a/src/bootstrap/src/core/builder.rs b/src/bootstrap/src/core/builder.rs index d7398b76cc91e..bc43c3c2b45d0 100644 --- a/src/bootstrap/src/core/builder.rs +++ b/src/bootstrap/src/core/builder.rs @@ -1152,7 +1152,7 @@ impl<'a> Builder<'a> { /// Returns the libdir where the standard library and other artifacts are /// found for a compiler's sysroot. - pub fn sysroot_libdir(&self, compiler: Compiler, target: TargetSelection) -> PathBuf { + pub fn sysroot_target_libdir(&self, compiler: Compiler, target: TargetSelection) -> PathBuf { #[derive(Debug, Clone, Hash, PartialEq, Eq)] struct Libdir { compiler: Compiler, @@ -1200,7 +1200,7 @@ impl<'a> Builder<'a> { } pub fn sysroot_codegen_backends(&self, compiler: Compiler) -> PathBuf { - self.sysroot_libdir(compiler, compiler.host).with_file_name("codegen-backends") + self.sysroot_target_libdir(compiler, compiler.host).with_file_name("codegen-backends") } /// Returns the compiler's libdir where it stores the dynamic libraries that