Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

bootstrap: Allow building individual crates #95503

Merged
merged 3 commits into from
Jul 6, 2022
Merged

bootstrap: Allow building individual crates #95503

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
ee8e0bc
Only call default steps once, not once for each PathSet
jyn514 Jun 19, 2022
0566ade
Use generics for interned types rather than copy-pasting impls
jyn514 Jun 27, 2022
d0011b0
Allow building single crates for the compiler and standard library
jyn514 Jun 27, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
19 changes: 13 additions & 6 deletions src/bootstrap/builder.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,6 @@ use std::process::{Command, Stdio};
use std::time::{Duration, Instant};

use crate::cache::{Cache, Interned, INTERNER};
use crate::compile;
use crate::config::{SplitDebuginfo, TargetSelection};
use crate::dist;
use crate::doc;
Expand All @@ -26,6 +25,7 @@ use crate::tool::{self, SourceType};
use crate::util::{self, add_dylib_path, add_link_lib_path, exe, libdir, output, t};
use crate::EXTRA_CHECK_CFGS;
use crate::{check, Config};
use crate::{compile, Crate};
use crate::{Build, CLang, DocTests, GitRepo, Mode};

pub use crate::Compiler;
Expand Down Expand Up @@ -304,9 +304,7 @@ impl StepDescription {
if paths.is_empty() || builder.config.include_default_paths {
for (desc, should_run) in v.iter().zip(&should_runs) {
if desc.default && should_run.is_really_default() {
for pathset in &should_run.paths {
desc.maybe_run(builder, vec![pathset.clone()]);
}
desc.maybe_run(builder, should_run.paths.iter().cloned().collect());
}
}
}
Expand Down Expand Up @@ -424,8 +422,16 @@ impl<'a> ShouldRun<'a> {
/// any of its (local) dependencies.
///
/// `make_run` will be called a single time with all matching command-line paths.
pub fn krate(mut self, name: &str) -> Self {
for krate in self.builder.in_tree_crates(name, None) {
pub fn crate_or_deps(self, name: &str) -> Self {
let crates = self.builder.in_tree_crates(name, None);
self.crates(crates)
}

/// Indicates it should run if the command-line selects any of the given crates.
///
/// `make_run` will be called a single time with all matching command-line paths.
pub(crate) fn crates(mut self, crates: Vec<&Crate>) -> Self {
for krate in crates {
let path = krate.local_path(self.builder);
self.paths.insert(PathSet::one(path, self.kind));
}
Expand Down Expand Up @@ -581,6 +587,7 @@ impl<'a> Builder<'a> {
match kind {
Kind::Build => describe!(
compile::Std,
compile::Rustc,
compile::Assemble,
compile::CodegenBackend,
compile::StartupObjects,
Expand Down
125 changes: 63 additions & 62 deletions src/bootstrap/builder/tests.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,24 @@ fn check_cli<const N: usize>(paths: [&str; N]) {
);
}

macro_rules! std {
($host:ident => $target:ident, stage = $stage:literal) => {
compile::Std::new(
Compiler { host: TargetSelection::from_user(stringify!($host)), stage: $stage },
TargetSelection::from_user(stringify!($target)),
)
};
}

macro_rules! rustc {
($host:ident => $target:ident, stage = $stage:literal) => {
compile::Rustc::new(
Compiler { host: TargetSelection::from_user(stringify!($host)), stage: $stage },
TargetSelection::from_user(stringify!($target)),
)
};
}

#[test]
fn test_valid() {
// make sure multi suite paths are accepted
Expand Down Expand Up @@ -117,6 +135,17 @@ fn test_exclude_kind() {
assert!(run_build(&[path], config).contains::<tool::CargoTest>());
}

/// Ensure that if someone passes both a single crate and `library`, all library crates get built.
#[test]
fn alias_and_path_for_library() {
let mut cache =
run_build(&["library".into(), "core".into()], configure("build", &["A"], &["A"]));
assert_eq!(
first(cache.all::<compile::Std>()),
&[std!(A => A, stage = 0), std!(A => A, stage = 1)]
);
}

mod defaults {
use super::{configure, first, run_build};
use crate::builder::*;
Expand All @@ -130,10 +159,7 @@ mod defaults {
let a = TargetSelection::from_user("A");
assert_eq!(
first(cache.all::<compile::Std>()),
&[
compile::Std { compiler: Compiler { host: a, stage: 0 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 1 }, target: a },
]
&[std!(A => A, stage = 0), std!(A => A, stage = 1),]
);
assert!(!cache.all::<compile::Assemble>().is_empty());
// Make sure rustdoc is only built once.
Expand All @@ -143,10 +169,7 @@ mod defaults {
// - this is the compiler it's _linked_ to, not built with.
&[tool::Rustdoc { compiler: Compiler { host: a, stage: 1 } }],
);
assert_eq!(
first(cache.all::<compile::Rustc>()),
&[compile::Rustc { compiler: Compiler { host: a, stage: 0 }, target: a },]
);
assert_eq!(first(cache.all::<compile::Rustc>()), &[rustc!(A => A, stage = 0)],);
}

#[test]
Expand All @@ -155,10 +178,7 @@ mod defaults {
let mut cache = run_build(&[], config);

let a = TargetSelection::from_user("A");
assert_eq!(
first(cache.all::<compile::Std>()),
&[compile::Std { compiler: Compiler { host: a, stage: 0 }, target: a },]
);
assert_eq!(first(cache.all::<compile::Std>()), &[std!(A => A, stage = 0)]);
assert!(!cache.all::<compile::Assemble>().is_empty());
assert_eq!(
first(cache.all::<tool::Rustdoc>()),
Expand All @@ -185,10 +205,10 @@ mod defaults {
assert_eq!(
first(cache.all::<compile::Std>()),
&[
compile::Std { compiler: Compiler { host: a, stage: 0 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 1 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 0 }, target: b },
compile::Std { compiler: Compiler { host: a, stage: 1 }, target: b },
std!(A => A, stage = 0),
std!(A => A, stage = 1),
std!(A => B, stage = 0),
std!(A => B, stage = 1),
]
);
assert_eq!(
Expand All @@ -208,10 +228,7 @@ mod defaults {
);
assert_eq!(
first(cache.all::<compile::Rustc>()),
&[
compile::Rustc { compiler: Compiler { host: a, stage: 0 }, target: a },
compile::Rustc { compiler: Compiler { host: a, stage: 0 }, target: b },
]
&[rustc!(A => A, stage = 0), rustc!(A => B, stage = 0),]
);
}

Expand Down Expand Up @@ -334,19 +351,18 @@ mod dist {
assert_eq!(
first(cache.all::<compile::Std>()),
&[
compile::Std { compiler: Compiler { host: a, stage: 0 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 1 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 2 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 1 }, target: b },
compile::Std { compiler: Compiler { host: a, stage: 2 }, target: b },
std!(A => A, stage = 0),
std!(A => A, stage = 1),
std!(A => A, stage = 2),
std!(A => B, stage = 1),
std!(A => B, stage = 2),
],
);
assert_eq!(first(cache.all::<dist::Src>()), &[dist::Src]);
}

#[test]
fn dist_only_cross_host() {
let a = TargetSelection::from_user("A");
let b = TargetSelection::from_user("B");
let mut config = configure(&["A", "B"], &["A", "B"]);
config.docs = false;
Expand All @@ -360,10 +376,7 @@ mod dist {
);
assert_eq!(
first(cache.all::<compile::Rustc>()),
&[
compile::Rustc { compiler: Compiler { host: a, stage: 0 }, target: a },
compile::Rustc { compiler: Compiler { host: a, stage: 1 }, target: b },
]
&[rustc!(A => A, stage = 0), rustc!(A => B, stage = 1),]
);
}

Expand Down Expand Up @@ -450,11 +463,11 @@ mod dist {
assert_eq!(
first(cache.all::<compile::Std>()),
&[
compile::Std { compiler: Compiler { host: a, stage: 0 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 1 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 2 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 1 }, target: b },
compile::Std { compiler: Compiler { host: a, stage: 2 }, target: b },
std!(A => A, stage = 0),
std!(A => A, stage = 1),
std!(A => A, stage = 2),
std!(A => B, stage = 1),
std!(A => B, stage = 2),
]
);
assert_eq!(
Expand All @@ -474,33 +487,29 @@ mod dist {
let mut builder = Builder::new(&build);
builder.run_step_descriptions(
&Builder::get_step_descriptions(Kind::Build),
&["compiler/rustc".into(), "library/std".into()],
&["compiler/rustc".into(), "library".into()],
);

let a = TargetSelection::from_user("A");
let b = TargetSelection::from_user("B");
let c = TargetSelection::from_user("C");

assert_eq!(
first(builder.cache.all::<compile::Std>()),
&[
compile::Std { compiler: Compiler { host: a, stage: 0 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 1 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 2 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 1 }, target: b },
compile::Std { compiler: Compiler { host: a, stage: 2 }, target: b },
compile::Std { compiler: Compiler { host: a, stage: 2 }, target: c },
std!(A => A, stage = 0),
std!(A => A, stage = 1),
std!(A => A, stage = 2),
std!(A => B, stage = 1),
std!(A => B, stage = 2),
std!(A => C, stage = 2),
]
);
assert!(!builder.cache.all::<compile::Assemble>().is_empty());
assert_eq!(builder.cache.all::<compile::Assemble>().len(), 5);
assert_eq!(
first(builder.cache.all::<compile::Rustc>()),
&[
compile::Rustc { compiler: Compiler { host: a, stage: 0 }, target: a },
compile::Rustc { compiler: Compiler { host: a, stage: 1 }, target: a },
compile::Rustc { compiler: Compiler { host: a, stage: 2 }, target: a },
compile::Rustc { compiler: Compiler { host: a, stage: 1 }, target: b },
compile::Rustc { compiler: Compiler { host: a, stage: 2 }, target: b },
rustc!(A => A, stage = 0),
rustc!(A => A, stage = 1),
rustc!(A => A, stage = 2),
rustc!(A => B, stage = 1),
rustc!(A => B, stage = 2),
]
);
}
Expand All @@ -513,15 +522,10 @@ mod dist {
builder.run_step_descriptions(&Builder::get_step_descriptions(Kind::Build), &[]);

let a = TargetSelection::from_user("A");
let c = TargetSelection::from_user("C");

assert_eq!(
first(builder.cache.all::<compile::Std>()),
&[
compile::Std { compiler: Compiler { host: a, stage: 0 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 1 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 2 }, target: c },
]
&[std!(A => A, stage = 0), std!(A => A, stage = 1), std!(A => C, stage = 2),]
);
assert_eq!(
first(builder.cache.all::<compile::Assemble>()),
Expand All @@ -533,10 +537,7 @@ mod dist {
);
assert_eq!(
first(builder.cache.all::<compile::Rustc>()),
&[
compile::Rustc { compiler: Compiler { host: a, stage: 0 }, target: a },
compile::Rustc { compiler: Compiler { host: a, stage: 1 }, target: a },
]
&[rustc!(A => A, stage = 0), rustc!(A => A, stage = 1),]
);
}

Expand Down
Loading