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Building librustc_codegen_llvm in a separate directory 

This allows clearing it out and building it separately from the
compiler. Since it's essentially a different and separate crate this
makes sense to do, each cargo invocation should generally happen in its
own directory.
This commit is contained in:
Mark Rousskov 2018-08-03 07:22:42 -06:00
parent 73c78734ba
commit d8e8a50cf2
5 changed files with 10 additions and 54 deletions
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20
src/Cargo.lock
View File

@ -2184,30 +2184,10 @@ dependencies = [
name = "rustc_codegen_llvm"
version = "0.0.0"
dependencies = [
"bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
"cc 1.0.18 (registry+https://github.com/rust-lang/crates.io-index)",
"env_logger 0.5.10 (registry+https://github.com/rust-lang/crates.io-index)",
"flate2 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
"jobserver 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
"libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
"log 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
"num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
"rustc 0.0.0",
"rustc-demangle 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
"rustc_allocator 0.0.0",
"rustc_apfloat 0.0.0",
"rustc_codegen_utils 0.0.0",
"rustc_data_structures 0.0.0",
"rustc_errors 0.0.0",
"rustc_incremental 0.0.0",
"rustc_llvm 0.0.0",
"rustc_mir 0.0.0",
"rustc_platform_intrinsics 0.0.0",
"rustc_target 0.0.0",
"serialize 0.0.0",
"syntax 0.0.0",
"syntax_pos 0.0.0",
"tempfile 3.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]

6
src/bootstrap/check.rs
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@ -137,8 +137,10 @@ impl Step for CodegenBackend {
let target = self.target;
let backend = self.backend;
let out_dir = builder.cargo_out(compiler, Mode::Codegen, target);
builder.clear_if_dirty(&out_dir, &librustc_stamp(builder, compiler, target));
let mut cargo = builder.cargo(compiler, Mode::Codegen, target, "check");
let features = builder.rustc_features().to_string();
cargo.arg("--manifest-path").arg(builder.src.join("src/librustc_codegen_llvm/Cargo.toml"));
rustc_cargo_env(builder, &mut cargo);
@ -146,7 +148,7 @@ impl Step for CodegenBackend {
let _folder = builder.fold_output(|| format!("stage{}-rustc_codegen_llvm", compiler.stage));
run_cargo(builder,
cargo.arg("--features").arg(features),
&mut cargo,
&codegen_backend_stamp(builder, compiler, target, backend),
true);
}

9
src/bootstrap/compile.rs
View File

@ -670,16 +670,17 @@ impl Step for CodegenBackend {
return;
}
let out_dir = builder.cargo_out(compiler, Mode::Codegen, target);
builder.clear_if_dirty(&out_dir, &librustc_stamp(builder, compiler, target));
let mut cargo = builder.cargo(compiler, Mode::Codegen, target, "build");
let mut features = builder.rustc_features().to_string();
cargo.arg("--manifest-path")
.arg(builder.src.join("src/librustc_codegen_llvm/Cargo.toml"));
rustc_cargo_env(builder, &mut cargo);
features += &build_codegen_backend(&builder, &mut cargo, &compiler, target, backend);
let features = build_codegen_backend(&builder, &mut cargo, &compiler, target, backend);
let tmp_stamp = builder.cargo_out(compiler, Mode::Codegen, target)
.join(".tmp.stamp");
let tmp_stamp = out_dir.join(".tmp.stamp");
let _folder = builder.fold_output(|| format!("stage{}-rustc_codegen_llvm", compiler.stage));
let files = run_cargo(builder,

2
src/bootstrap/lib.rs
View File

@ -555,8 +555,8 @@ impl Build {
let suffix = match mode {
Mode::Std => "-std",
Mode::Test => "-test",
Mode::Codegen => "-rustc",
Mode::Rustc => "-rustc",
Mode::Codegen => "-codegen",
Mode::ToolBootstrap => "-bootstrap-tools",
Mode::ToolStd => "-tools",
Mode::ToolRustc => "-tools",

27
src/librustc_codegen_llvm/Cargo.toml
View File

@ -10,39 +10,12 @@ crate-type = ["dylib"]
test = false
[dependencies]
bitflags = "1.0.1"
cc = "1.0.1"
flate2 = "1.0"
jobserver = "0.1.5"
libc = "0.2"
log = "0.4"
num_cpus = "1.0"
rustc = { path = "../librustc" }
rustc-demangle = "0.1.4"
rustc_allocator = { path = "../librustc_allocator" }
rustc_apfloat = { path = "../librustc_apfloat" }
rustc_target = { path = "../librustc_target" }
rustc_data_structures = { path = "../librustc_data_structures" }
rustc_errors = { path = "../librustc_errors" }
rustc_incremental = { path = "../librustc_incremental" }
rustc_llvm = { path = "../librustc_llvm" }
rustc_platform_intrinsics = { path = "../librustc_platform_intrinsics" }
rustc_codegen_utils = { path = "../librustc_codegen_utils" }
rustc_mir = { path = "../librustc_mir" }
serialize = { path = "../libserialize" }
syntax = { path = "../libsyntax" }
syntax_pos = { path = "../libsyntax_pos" }
tempfile = "3.0"
# not actually used but needed to make sure we enable the same feature set as
# winapi used in librustc
env_logger = { version = "0.5", default-features = false }
[features]
# Used to communicate the feature to `rustc_target` in the same manner that the
# `rustc` driver script communicate this.
jemalloc = ["rustc_target/jemalloc"]
# This is used to convince Cargo to separately cache builds of `rustc_codegen_llvm`
# when this option is enabled or not. That way we can build two, cache two
# artifacts, and have nice speedy rebuilds.