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rustbuild: Simplify debuginfo configuration

This commit is contained in:
Vadim Petrochenkov 2019-05-05 22:15:42 +03:00
parent 46805805ab
commit 28405cabd5
9 changed files with 65 additions and 82 deletions
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30
config.toml.example
View File

@ -301,20 +301,24 @@
# library.
#debug-assertions = false
# Whether or not debuginfo is emitted
#debuginfo = false
# Debuginfo level for Rust code, corresponds to the `-C debuginfo=N` option of `rustc`.
# `0` - no debug info
# `1` - line tables only
# `2` - full debug info with variable and type information
# Can be overriden for specific subsets of Rust code (rustc, std, tools or tests).
#debuginfo-level = if debug { 2 } else { 0 }
# Whether or not line number debug information is emitted
#debuginfo-lines = false
# Debuginfo level for the compiler.
#debuginfo-level-rustc = debuginfo-level
# Whether or not to only build debuginfo for the standard library if enabled.
# If enabled, this will not compile the compiler with debuginfo, just the
# standard library.
#debuginfo-only-std = false
# Debuginfo level for the standard library.
#debuginfo-level-std = debuginfo-level
# Enable debuginfo for the extended tools: cargo, rls, rustfmt
# Adding debuginfo makes them several times larger.
#debuginfo-tools = false
# Debuginfo level for the tools.
#debuginfo-level-tools = debuginfo-level
# Debuginfo level for the test suites run with compiletest.
#debuginfo-level-tests = debuginfo-level
# Whether or not `panic!`s generate backtraces (RUST_BACKTRACE)
#backtrace = true
@ -345,10 +349,8 @@
# harness are debuggable just from logfiles.
#verbose-tests = false
# Flag indicating whether tests are compiled with optimizations (the -O flag) or
# with debuginfo (the -g flag)
# Flag indicating whether tests are compiled with optimizations (the -O flag)
#optimize-tests = true
#debuginfo-tests = true
# Flag indicating whether codegen tests will be run or not. If you get an error
# saying that the FileCheck executable is missing, you may want to disable this.

9
src/bootstrap/bin/rustc.rs
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@ -102,6 +102,10 @@ fn main() {
cmd.env("RUSTC_BREAK_ON_ICE", "1");
if let Ok(debuginfo_level) = env::var("RUSTC_DEBUGINFO_LEVEL") {
cmd.arg(format!("-Cdebuginfo={}", debuginfo_level));
}
if let Some(target) = target {
// The stage0 compiler has a special sysroot distinct from what we
// actually downloaded, so we just always pass the `--sysroot` option.
@ -169,11 +173,6 @@ fn main() {
// Set various options from config.toml to configure how we're building
// code.
if env::var("RUSTC_DEBUGINFO") == Ok("true".to_string()) {
cmd.arg("-g");
} else if env::var("RUSTC_DEBUGINFO_LINES") == Ok("true".to_string()) {
cmd.arg("-Cdebuginfo=1");
}
let debug_assertions = match env::var("RUSTC_DEBUG_ASSERTIONS") {
Ok(s) => if s == "true" { "y" } else { "n" },
Err(..) => "n",

25
src/bootstrap/builder.rs
View File

@ -970,22 +970,15 @@ impl<'a> Builder<'a> {
cargo.env("RUSTDOC_LIBDIR", self.rustc_libdir(compiler));
}
if mode.is_tool() {
// Tools like cargo and rls don't get debuginfo by default right now, but this can be
// enabled in the config. Adding debuginfo makes them several times larger.
if self.config.rust_debuginfo_tools {
cargo.env("RUSTC_DEBUGINFO", self.config.rust_debuginfo.to_string());
cargo.env(
"RUSTC_DEBUGINFO_LINES",
self.config.rust_debuginfo_lines.to_string(),
);
}
} else {
cargo.env("RUSTC_DEBUGINFO", self.config.rust_debuginfo.to_string());
cargo.env(
"RUSTC_DEBUGINFO_LINES",
self.config.rust_debuginfo_lines.to_string(),
);
let debuginfo_level = match mode {
Mode::Rustc | Mode::Codegen => self.config.rust_debuginfo_level_rustc,
Mode::Std | Mode::Test => self.config.rust_debuginfo_level_std,
Mode::ToolBootstrap | Mode::ToolStd |
Mode::ToolTest | Mode::ToolRustc => self.config.rust_debuginfo_level_tools,
};
cargo.env("RUSTC_DEBUGINFO_LEVEL", debuginfo_level.to_string());
if !mode.is_tool() {
cargo.env("RUSTC_FORCE_UNSTABLE", "1");
// Currently the compiler depends on crates from crates.io, and

7
src/bootstrap/compile.rs
View File

@ -586,13 +586,6 @@ pub fn rustc_cargo_env(builder: &Builder<'_>, cargo: &mut Command) {
let libdir_relative = builder.config.libdir_relative().unwrap_or(Path::new("lib"));
cargo.env("CFG_LIBDIR_RELATIVE", libdir_relative);
// If we're not building a compiler with debugging information then remove
// these two env vars which would be set otherwise.
if builder.config.rust_debuginfo_only_std {
cargo.env_remove("RUSTC_DEBUGINFO");
cargo.env_remove("RUSTC_DEBUGINFO_LINES");
}
if let Some(ref ver_date) = builder.rust_info.commit_date() {
cargo.env("CFG_VER_DATE", ver_date);
}

57
src/bootstrap/config.rs
View File

@ -96,15 +96,14 @@ pub struct Config {
pub rust_codegen_units: Option<u32>,
pub rust_codegen_units_std: Option<u32>,
pub rust_debug_assertions: bool,
pub rust_debuginfo: bool,
pub rust_debuginfo_lines: bool,
pub rust_debuginfo_only_std: bool,
pub rust_debuginfo_tools: bool,
pub rust_debuginfo_level_rustc: u32,
pub rust_debuginfo_level_std: u32,
pub rust_debuginfo_level_tools: u32,
pub rust_debuginfo_level_tests: u32,
pub rust_rpath: bool,
pub rustc_parallel: bool,
pub rustc_default_linker: Option<String>,
pub rust_optimize_tests: bool,
pub rust_debuginfo_tests: bool,
pub rust_dist_src: bool,
pub rust_codegen_backends: Vec<Interned<String>>,
pub rust_codegen_backends_dir: String,
@ -300,10 +299,11 @@ struct Rust {
codegen_units: Option<u32>,
codegen_units_std: Option<u32>,
debug_assertions: Option<bool>,
debuginfo: Option<bool>,
debuginfo_lines: Option<bool>,
debuginfo_only_std: Option<bool>,
debuginfo_tools: Option<bool>,
debuginfo_level: Option<u32>,
debuginfo_level_rustc: Option<u32>,
debuginfo_level_std: Option<u32>,
debuginfo_level_tools: Option<u32>,
debuginfo_level_tests: Option<u32>,
parallel_compiler: Option<bool>,
backtrace: Option<bool>,
default_linker: Option<String>,
@ -311,7 +311,6 @@ struct Rust {
musl_root: Option<String>,
rpath: Option<bool>,
optimize_tests: Option<bool>,
debuginfo_tests: Option<bool>,
codegen_tests: Option<bool>,
ignore_git: Option<bool>,
debug: Option<bool>,
@ -495,12 +494,13 @@ impl Config {
// Store off these values as options because if they're not provided
// we'll infer default values for them later
let mut llvm_assertions = None;
let mut debuginfo_lines = None;
let mut debuginfo_only_std = None;
let mut debuginfo_tools = None;
let mut debug = None;
let mut debuginfo = None;
let mut debug_assertions = None;
let mut debuginfo_level = None;
let mut debuginfo_level_rustc = None;
let mut debuginfo_level_std = None;
let mut debuginfo_level_tools = None;
let mut debuginfo_level_tests = None;
let mut optimize = None;
let mut ignore_git = None;
@ -540,14 +540,14 @@ impl Config {
if let Some(ref rust) = toml.rust {
debug = rust.debug;
debug_assertions = rust.debug_assertions;
debuginfo = rust.debuginfo;
debuginfo_lines = rust.debuginfo_lines;
debuginfo_only_std = rust.debuginfo_only_std;
debuginfo_tools = rust.debuginfo_tools;
debuginfo_level = rust.debuginfo_level;
debuginfo_level_rustc = rust.debuginfo_level_rustc;
debuginfo_level_std = rust.debuginfo_level_std;
debuginfo_level_tools = rust.debuginfo_level_tools;
debuginfo_level_tests = rust.debuginfo_level_tests;
optimize = rust.optimize;
ignore_git = rust.ignore_git;
set(&mut config.rust_optimize_tests, rust.optimize_tests);
set(&mut config.rust_debuginfo_tests, rust.debuginfo_tests);
set(&mut config.codegen_tests, rust.codegen_tests);
set(&mut config.rust_rpath, rust.rpath);
set(&mut config.jemalloc, rust.jemalloc);
@ -639,18 +639,19 @@ impl Config {
let default = true;
config.rust_optimize = optimize.unwrap_or(default);
let default = match &config.channel[..] {
"stable" | "beta" | "nightly" => true,
_ => false,
};
config.rust_debuginfo_lines = debuginfo_lines.unwrap_or(default);
config.rust_debuginfo_only_std = debuginfo_only_std.unwrap_or(default);
config.rust_debuginfo_tools = debuginfo_tools.unwrap_or(false);
let default = debug == Some(true);
config.rust_debuginfo = debuginfo.unwrap_or(default);
config.rust_debug_assertions = debug_assertions.unwrap_or(default);
let with_defaults = |debuginfo_level_specific: Option<u32>| {
debuginfo_level_specific
.or(debuginfo_level)
.unwrap_or(if debug == Some(true) { 2 } else { 0 })
};
config.rust_debuginfo_level_rustc = with_defaults(debuginfo_level_rustc);
config.rust_debuginfo_level_std = with_defaults(debuginfo_level_std);
config.rust_debuginfo_level_tools = with_defaults(debuginfo_level_tools);
config.rust_debuginfo_level_tests = with_defaults(debuginfo_level_tests);
let default = config.channel == "dev";
config.ignore_git = ignore_git.unwrap_or(default);

10
src/bootstrap/configure.py
View File

@ -37,7 +37,6 @@ o("compiler-docs", "build.compiler-docs", "build compiler documentation")
o("optimize-tests", "rust.optimize-tests", "build tests with optimizations")
o("parallel-compiler", "rust.parallel-compiler", "build a multi-threaded rustc")
o("test-miri", "rust.test-miri", "run miri's test suite")
o("debuginfo-tests", "rust.debuginfo-tests", "build tests with debugger metadata")
o("verbose-tests", "rust.verbose-tests", "enable verbose output when running tests")
o("ccache", "llvm.ccache", "invoke gcc/clang via ccache to reuse object files between builds")
o("sccache", None, "invoke gcc/clang via sccache to reuse object files between builds")
@ -77,10 +76,11 @@ o("optimize-llvm", "llvm.optimize", "build optimized LLVM")
o("llvm-assertions", "llvm.assertions", "build LLVM with assertions")
o("debug-assertions", "rust.debug-assertions", "build with debugging assertions")
o("llvm-release-debuginfo", "llvm.release-debuginfo", "build LLVM with debugger metadata")
o("debuginfo", "rust.debuginfo", "build with debugger metadata")
o("debuginfo-lines", "rust.debuginfo-lines", "build with line number debugger metadata")
o("debuginfo-only-std", "rust.debuginfo-only-std", "build only libstd with debugging information")
o("debuginfo-tools", "rust.debuginfo-tools", "build extended tools with debugging information")
o("debuginfo-level", "rust.debuginfo-level", "debuginfo level for Rust code")
o("debuginfo-level-rustc", "rust.debuginfo-level-rustc", "debuginfo level for the compiler")
o("debuginfo-level-std", "rust.debuginfo-level-std", "debuginfo level for the standard library")
o("debuginfo-level-tools", "rust.debuginfo-level-tools", "debuginfo level for the tools")
o("debuginfo-level-tests", "rust.debuginfo-level-tests", "debuginfo level for the test suites run with compiletest")
v("save-toolstates", "rust.save-toolstates", "save build and test status of external tools into this file")
v("prefix", "install.prefix", "set installation prefix")

4
src/bootstrap/test.rs
View File

@ -1078,10 +1078,8 @@ impl Step for Compiletest {
if builder.config.rust_optimize_tests {
flags.push("-O".to_string());
}
if builder.config.rust_debuginfo_tests {
flags.push("-g".to_string());
}
}
flags.push(format!("-Cdebuginfo={}", builder.config.rust_debuginfo_level_tests));
flags.push("-Zunstable-options".to_string());
flags.push(builder.config.cmd.rustc_args().join(" "));

4
src/bootstrap/tool.rs
View File

@ -485,10 +485,6 @@ impl Step for Rustdoc {
&[],
);
// Most tools don't get debuginfo, but rustdoc should.
cargo.env("RUSTC_DEBUGINFO", builder.config.rust_debuginfo.to_string())
.env("RUSTC_DEBUGINFO_LINES", builder.config.rust_debuginfo_lines.to_string());
let _folder = builder.fold_output(|| format!("stage{}-rustdoc", target_compiler.stage));
builder.info(&format!("Building rustdoc for stage{} ({})",
target_compiler.stage, target_compiler.host));

1
src/ci/run.sh
View File

@ -32,6 +32,7 @@ RUST_CONFIGURE_ARGS="$RUST_CONFIGURE_ARGS --disable-manage-submodules"
RUST_CONFIGURE_ARGS="$RUST_CONFIGURE_ARGS --enable-locked-deps"
RUST_CONFIGURE_ARGS="$RUST_CONFIGURE_ARGS --enable-cargo-native-static"
RUST_CONFIGURE_ARGS="$RUST_CONFIGURE_ARGS --set rust.codegen-units-std=1"
RUST_CONFIGURE_ARGS="$RUST_CONFIGURE_ARGS --set rust.debuginfo-level-std=1"
if [ "$DIST_SRC" = "" ]; then
RUST_CONFIGURE_ARGS="$RUST_CONFIGURE_ARGS --disable-dist-src"