diff options
Diffstat (limited to 'compiler/rustc_codegen_cranelift/build_system/mod.rs')
| -rw-r--r-- | compiler/rustc_codegen_cranelift/build_system/mod.rs | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/compiler/rustc_codegen_cranelift/build_system/mod.rs b/compiler/rustc_codegen_cranelift/build_system/mod.rs deleted file mode 100644 index e4ed9be23..000000000 --- a/compiler/rustc_codegen_cranelift/build_system/mod.rs +++ /dev/null @@ -1,193 +0,0 @@ -use std::env; -use std::path::PathBuf; -use std::process; - -use self::utils::{is_ci, is_ci_opt, Compiler}; - -mod abi_cafe; -mod bench; -mod build_backend; -mod build_sysroot; -mod config; -mod path; -mod prepare; -mod rustc_info; -mod tests; -mod utils; - -fn usage() { - eprintln!("{}", include_str!("usage.txt")); -} - -macro_rules! arg_error { - ($($err:tt)*) => {{ - eprintln!($($err)*); - usage(); - std::process::exit(1); - }}; -} - -#[derive(PartialEq, Debug)] -enum Command { - Prepare, - Build, - Test, - AbiCafe, - Bench, -} - -#[derive(Copy, Clone, Debug)] -pub(crate) enum SysrootKind { - None, - Clif, - Llvm, -} - -pub(crate) fn main() { - if env::var("RUST_BACKTRACE").is_err() { - env::set_var("RUST_BACKTRACE", "1"); - } - env::set_var("CG_CLIF_DISABLE_INCR_CACHE", "1"); - - if is_ci() { - // Disabling incr comp reduces cache size and incr comp doesn't save as much on CI anyway - env::set_var("CARGO_BUILD_INCREMENTAL", "false"); - - if !is_ci_opt() { - // Enable the Cranelift verifier - env::set_var("CG_CLIF_ENABLE_VERIFIER", "1"); - } - } - - let mut args = env::args().skip(1); - let command = match args.next().as_deref() { - Some("prepare") => Command::Prepare, - Some("build") => Command::Build, - Some("test") => Command::Test, - Some("abi-cafe") => Command::AbiCafe, - Some("bench") => Command::Bench, - Some(flag) if flag.starts_with('-') => arg_error!("Expected command found flag {}", flag), - Some(command) => arg_error!("Unknown command {}", command), - None => { - usage(); - process::exit(0); - } - }; - - let mut out_dir = PathBuf::from("."); - let mut channel = "release"; - let mut sysroot_kind = SysrootKind::Clif; - let mut use_unstable_features = true; - while let Some(arg) = args.next().as_deref() { - match arg { - "--out-dir" => { - out_dir = PathBuf::from(args.next().unwrap_or_else(|| { - arg_error!("--out-dir requires argument"); - })) - } - "--debug" => channel = "debug", - "--sysroot" => { - sysroot_kind = match args.next().as_deref() { - Some("none") => SysrootKind::None, - Some("clif") => SysrootKind::Clif, - Some("llvm") => SysrootKind::Llvm, - Some(arg) => arg_error!("Unknown sysroot kind {}", arg), - None => arg_error!("--sysroot requires argument"), - } - } - "--no-unstable-features" => use_unstable_features = false, - flag if flag.starts_with("-") => arg_error!("Unknown flag {}", flag), - arg => arg_error!("Unexpected argument {}", arg), - } - } - - let bootstrap_host_compiler = Compiler::bootstrap_with_triple( - std::env::var("HOST_TRIPLE") - .ok() - .or_else(|| config::get_value("host")) - .unwrap_or_else(|| rustc_info::get_host_triple()), - ); - let target_triple = std::env::var("TARGET_TRIPLE") - .ok() - .or_else(|| config::get_value("target")) - .unwrap_or_else(|| bootstrap_host_compiler.triple.clone()); - - // FIXME allow changing the location of these dirs using cli arguments - let current_dir = std::env::current_dir().unwrap(); - out_dir = current_dir.join(out_dir); - let dirs = path::Dirs { - source_dir: current_dir.clone(), - download_dir: out_dir.join("download"), - build_dir: out_dir.join("build"), - dist_dir: out_dir.join("dist"), - }; - - path::RelPath::BUILD.ensure_exists(&dirs); - - { - // Make sure we always explicitly specify the target dir - let target = - path::RelPath::BUILD.join("target_dir_should_be_set_explicitly").to_path(&dirs); - env::set_var("CARGO_TARGET_DIR", &target); - let _ = std::fs::remove_file(&target); - std::fs::File::create(target).unwrap(); - } - - if command == Command::Prepare { - prepare::prepare(&dirs); - process::exit(0); - } - - env::set_var("RUSTC", "rustc_should_be_set_explicitly"); - env::set_var("RUSTDOC", "rustdoc_should_be_set_explicitly"); - - let cg_clif_dylib = build_backend::build_backend( - &dirs, - channel, - &bootstrap_host_compiler, - use_unstable_features, - ); - match command { - Command::Prepare => { - // Handled above - } - Command::Test => { - tests::run_tests( - &dirs, - channel, - sysroot_kind, - &cg_clif_dylib, - &bootstrap_host_compiler, - target_triple.clone(), - ); - } - Command::AbiCafe => { - if bootstrap_host_compiler.triple != target_triple { - eprintln!("Abi-cafe doesn't support cross-compilation"); - process::exit(1); - } - abi_cafe::run(channel, sysroot_kind, &dirs, &cg_clif_dylib, &bootstrap_host_compiler); - } - Command::Build => { - build_sysroot::build_sysroot( - &dirs, - channel, - sysroot_kind, - &cg_clif_dylib, - &bootstrap_host_compiler, - target_triple, - ); - } - Command::Bench => { - build_sysroot::build_sysroot( - &dirs, - channel, - sysroot_kind, - &cg_clif_dylib, - &bootstrap_host_compiler, - target_triple, - ); - bench::benchmark(&dirs, &bootstrap_host_compiler); - } - } -} |