diff options
Diffstat (limited to 'compiler/rustc_interface')
| -rw-r--r-- | compiler/rustc_interface/Cargo.toml | 5 | ||||
| -rw-r--r-- | compiler/rustc_interface/locales/en-US.ftl | 52 | ||||
| -rw-r--r-- | compiler/rustc_interface/src/callbacks.rs | 2 | ||||
| -rw-r--r-- | compiler/rustc_interface/src/errors.rs | 25 | ||||
| -rw-r--r-- | compiler/rustc_interface/src/interface.rs | 3 | ||||
| -rw-r--r-- | compiler/rustc_interface/src/lib.rs | 5 | ||||
| -rw-r--r-- | compiler/rustc_interface/src/passes.rs | 308 | ||||
| -rw-r--r-- | compiler/rustc_interface/src/queries.rs | 87 | ||||
| -rw-r--r-- | compiler/rustc_interface/src/tests.rs | 9 | ||||
| -rw-r--r-- | compiler/rustc_interface/src/util.rs | 34 |
10 files changed, 244 insertions, 286 deletions
diff --git a/compiler/rustc_interface/Cargo.toml b/compiler/rustc_interface/Cargo.toml index f817c5bc1..ac6e8fca6 100644 --- a/compiler/rustc_interface/Cargo.toml +++ b/compiler/rustc_interface/Cargo.toml @@ -20,11 +20,11 @@ rustc_macros = { path = "../rustc_macros" } rustc_parse = { path = "../rustc_parse" } rustc_session = { path = "../rustc_session" } rustc_span = { path = "../rustc_span" } -rustc_serialize = { path = "../rustc_serialize" } rustc_middle = { path = "../rustc_middle" } rustc_ast_lowering = { path = "../rustc_ast_lowering" } rustc_ast_passes = { path = "../rustc_ast_passes" } rustc_incremental = { path = "../rustc_incremental" } +rustc_index = { path = "../rustc_index" } rustc_traits = { path = "../rustc_traits" } rustc_data_structures = { path = "../rustc_data_structures" } rustc_codegen_ssa = { path = "../rustc_codegen_ssa" } @@ -49,9 +49,6 @@ rustc_target = { path = "../rustc_target" } rustc_trait_selection = { path = "../rustc_trait_selection" } rustc_ty_utils = { path = "../rustc_ty_utils" } -[dev-dependencies] -rustc_target = { path = "../rustc_target" } - [features] llvm = ['rustc_codegen_llvm'] rustc_use_parallel_compiler = ['rayon', 'rustc-rayon-core', 'rustc_query_impl/rustc_use_parallel_compiler', 'rustc_errors/rustc_use_parallel_compiler'] diff --git a/compiler/rustc_interface/locales/en-US.ftl b/compiler/rustc_interface/locales/en-US.ftl new file mode 100644 index 000000000..37994899a --- /dev/null +++ b/compiler/rustc_interface/locales/en-US.ftl @@ -0,0 +1,52 @@ +interface_ferris_identifier = + Ferris cannot be used as an identifier + .suggestion = try using their name instead + +interface_emoji_identifier = + identifiers cannot contain emoji: `{$ident}` + +interface_mixed_bin_crate = + cannot mix `bin` crate type with others + +interface_mixed_proc_macro_crate = + cannot mix `proc-macro` crate type with others + +interface_error_writing_dependencies = + error writing dependencies to `{$path}`: {$error} + +interface_input_file_would_be_overwritten = + the input file "{$path}" would be overwritten by the generated executable + +interface_generated_file_conflicts_with_directory = + the generated executable for the input file "{$input_path}" conflicts with the existing directory "{$dir_path}" + +interface_temps_dir_error = + failed to find or create the directory specified by `--temps-dir` + +interface_out_dir_error = + failed to find or create the directory specified by `--out-dir` + +interface_cant_emit_mir = + could not emit MIR: {$error} + +interface_rustc_error_fatal = + fatal error triggered by #[rustc_error] + +interface_rustc_error_unexpected_annotation = + unexpected annotation used with `#[rustc_error(...)]`! + +interface_failed_writing_file = + failed to write file {$path}: {$error}" + +interface_proc_macro_crate_panic_abort = + building proc macro crate with `panic=abort` may crash the compiler should the proc-macro panic + +interface_unsupported_crate_type_for_target = + dropping unsupported crate type `{$crate_type}` for target `{$target_triple}` + +interface_multiple_output_types_adaption = + due to multiple output types requested, the explicitly specified output file name will be adapted for each output type + +interface_ignoring_extra_filename = ignoring -C extra-filename flag due to -o flag + +interface_ignoring_out_dir = ignoring --out-dir flag due to -o flag diff --git a/compiler/rustc_interface/src/callbacks.rs b/compiler/rustc_interface/src/callbacks.rs index ee0552d77..bc6d7c209 100644 --- a/compiler/rustc_interface/src/callbacks.rs +++ b/compiler/rustc_interface/src/callbacks.rs @@ -38,7 +38,7 @@ fn track_diagnostic(diagnostic: &mut Diagnostic, f: &mut dyn FnMut(&mut Diagnost // Diagnostics are tracked, we can ignore the dependency. let icx = tls::ImplicitCtxt { task_deps: TaskDepsRef::Ignore, ..icx.clone() }; - return tls::enter_context(&icx, move |_| (*f)(diagnostic)); + return tls::enter_context(&icx, move || (*f)(diagnostic)); } // In any other case, invoke diagnostics anyway. diff --git a/compiler/rustc_interface/src/errors.rs b/compiler/rustc_interface/src/errors.rs index 15d7e977b..0eedee250 100644 --- a/compiler/rustc_interface/src/errors.rs +++ b/compiler/rustc_interface/src/errors.rs @@ -1,5 +1,7 @@ use rustc_macros::Diagnostic; +use rustc_session::config::CrateType; use rustc_span::{Span, Symbol}; +use rustc_target::spec::TargetTriple; use std::io; use std::path::Path; @@ -30,10 +32,6 @@ pub struct MixedBinCrate; pub struct MixedProcMacroCrate; #[derive(Diagnostic)] -#[diag(interface_proc_macro_doc_without_arg)] -pub struct ProcMacroDocWithoutArg; - -#[derive(Diagnostic)] #[diag(interface_error_writing_dependencies)] pub struct ErrorWritingDependencies<'a> { pub path: &'a Path, @@ -91,3 +89,22 @@ pub struct FailedWritingFile<'a> { #[derive(Diagnostic)] #[diag(interface_proc_macro_crate_panic_abort)] pub struct ProcMacroCratePanicAbort; + +#[derive(Diagnostic)] +#[diag(interface_unsupported_crate_type_for_target)] +pub struct UnsupportedCrateTypeForTarget<'a> { + pub crate_type: CrateType, + pub target_triple: &'a TargetTriple, +} + +#[derive(Diagnostic)] +#[diag(interface_multiple_output_types_adaption)] +pub struct MultipleOutputTypesAdaption; + +#[derive(Diagnostic)] +#[diag(interface_ignoring_extra_filename)] +pub struct IgnoringExtraFilename; + +#[derive(Diagnostic)] +#[diag(interface_ignoring_out_dir)] +pub struct IgnoringOutDir; diff --git a/compiler/rustc_interface/src/interface.rs b/compiler/rustc_interface/src/interface.rs index 7a5e45ada..5e38ca034 100644 --- a/compiler/rustc_interface/src/interface.rs +++ b/compiler/rustc_interface/src/interface.rs @@ -1,4 +1,3 @@ -pub use crate::passes::BoxedResolver; use crate::util; use rustc_ast::token; @@ -223,6 +222,7 @@ pub struct Config { pub output_dir: Option<PathBuf>, pub output_file: Option<PathBuf>, pub file_loader: Option<Box<dyn FileLoader + Send + Sync>>, + pub locale_resources: &'static [&'static str], pub lint_caps: FxHashMap<lint::LintId, lint::Level>, @@ -268,6 +268,7 @@ pub fn run_compiler<R: Send>(config: Config, f: impl FnOnce(&Compiler) -> R + Se config.opts, config.crate_cfg, config.crate_check_cfg, + config.locale_resources, config.file_loader, CompilerIO { input: config.input, diff --git a/compiler/rustc_interface/src/lib.rs b/compiler/rustc_interface/src/lib.rs index 82bc4770b..1abbe8d4f 100644 --- a/compiler/rustc_interface/src/lib.rs +++ b/compiler/rustc_interface/src/lib.rs @@ -12,6 +12,9 @@ #[macro_use] extern crate tracing; +use rustc_errors::{DiagnosticMessage, SubdiagnosticMessage}; +use rustc_macros::fluent_messages; + mod callbacks; mod errors; pub mod interface; @@ -27,3 +30,5 @@ pub use queries::Queries; #[cfg(test)] mod tests; + +fluent_messages! { "../locales/en-US.ftl" } diff --git a/compiler/rustc_interface/src/passes.rs b/compiler/rustc_interface/src/passes.rs index 379a76528..81c1d665e 100644 --- a/compiler/rustc_interface/src/passes.rs +++ b/compiler/rustc_interface/src/passes.rs @@ -1,9 +1,4 @@ -use crate::errors::{ - CantEmitMIR, EmojiIdentifier, ErrorWritingDependencies, FerrisIdentifier, - GeneratedFileConflictsWithDirectory, InputFileWouldBeOverWritten, MixedBinCrate, - MixedProcMacroCrate, OutDirError, ProcMacroCratePanicAbort, ProcMacroDocWithoutArg, - TempsDirError, -}; +use crate::errors; use crate::interface::{Compiler, Result}; use crate::proc_macro_decls; use crate::util; @@ -13,11 +8,12 @@ use rustc_ast::{self as ast, visit}; use rustc_borrowck as mir_borrowck; use rustc_codegen_ssa::traits::CodegenBackend; use rustc_data_structures::parallel; +use rustc_data_structures::steal::Steal; use rustc_data_structures::sync::{Lrc, OnceCell, WorkerLocal}; -use rustc_errors::{ErrorGuaranteed, PResult}; +use rustc_errors::PResult; use rustc_expand::base::{ExtCtxt, LintStoreExpand, ResolverExpand}; -use rustc_hir::def_id::StableCrateId; -use rustc_lint::{BufferedEarlyLint, EarlyCheckNode, LintStore}; +use rustc_hir::def_id::{StableCrateId, LOCAL_CRATE}; +use rustc_lint::{unerased_lint_store, BufferedEarlyLint, EarlyCheckNode, LintStore}; use rustc_metadata::creader::CStore; use rustc_middle::arena::Arena; use rustc_middle::dep_graph::DepGraph; @@ -28,9 +24,9 @@ use rustc_parse::{parse_crate_from_file, parse_crate_from_source_str, validate_a use rustc_passes::{self, hir_stats, layout_test}; use rustc_plugin_impl as plugin; use rustc_query_impl::{OnDiskCache, Queries as TcxQueries}; -use rustc_resolve::{Resolver, ResolverArenas}; +use rustc_resolve::Resolver; use rustc_session::config::{CrateType, Input, OutputFilenames, OutputType}; -use rustc_session::cstore::{MetadataLoader, MetadataLoaderDyn, Untracked}; +use rustc_session::cstore::{CrateStoreDyn, MetadataLoader, Untracked}; use rustc_session::output::filename_for_input; use rustc_session::search_paths::PathKind; use rustc_session::{Limit, Session}; @@ -40,14 +36,10 @@ use rustc_target::spec::PanicStrategy; use rustc_trait_selection::traits; use std::any::Any; -use std::cell::RefCell; use std::ffi::OsString; use std::io::{self, BufWriter, Write}; -use std::marker::PhantomPinned; use std::path::{Path, PathBuf}; -use std::pin::Pin; -use std::rc::Rc; -use std::sync::LazyLock; +use std::sync::{Arc, LazyLock}; use std::{env, fs, iter}; pub fn parse<'a>(sess: &'a Session) -> PResult<'a, ast::Crate> { @@ -80,93 +72,6 @@ fn count_nodes(krate: &ast::Crate) -> usize { counter.count } -pub use boxed_resolver::BoxedResolver; -mod boxed_resolver { - use super::*; - - pub struct BoxedResolver(Pin<Box<BoxedResolverInner>>); - - struct BoxedResolverInner { - session: Lrc<Session>, - resolver_arenas: Option<ResolverArenas<'static>>, - resolver: Option<Resolver<'static>>, - _pin: PhantomPinned, - } - - // Note: Drop order is important to prevent dangling references. Resolver must be dropped first, - // then resolver_arenas and session. - impl Drop for BoxedResolverInner { - fn drop(&mut self) { - self.resolver.take(); - self.resolver_arenas.take(); - } - } - - impl BoxedResolver { - pub(super) fn new( - session: Lrc<Session>, - make_resolver: impl for<'a> FnOnce(&'a Session, &'a ResolverArenas<'a>) -> Resolver<'a>, - ) -> BoxedResolver { - let mut boxed_resolver = Box::new(BoxedResolverInner { - session, - resolver_arenas: Some(Resolver::arenas()), - resolver: None, - _pin: PhantomPinned, - }); - // SAFETY: `make_resolver` takes a resolver arena with an arbitrary lifetime and - // returns a resolver with the same lifetime as the arena. We ensure that the arena - // outlives the resolver in the drop impl and elsewhere so these transmutes are sound. - unsafe { - let resolver = make_resolver( - std::mem::transmute::<&Session, &Session>(&boxed_resolver.session), - std::mem::transmute::<&ResolverArenas<'_>, &ResolverArenas<'_>>( - boxed_resolver.resolver_arenas.as_ref().unwrap(), - ), - ); - boxed_resolver.resolver = Some(resolver); - BoxedResolver(Pin::new_unchecked(boxed_resolver)) - } - } - - pub fn access<F: for<'a> FnOnce(&mut Resolver<'a>) -> R, R>(&mut self, f: F) -> R { - // SAFETY: The resolver doesn't need to be pinned. - let mut resolver = unsafe { - self.0.as_mut().map_unchecked_mut(|boxed_resolver| &mut boxed_resolver.resolver) - }; - f((&mut *resolver).as_mut().unwrap()) - } - - pub fn to_resolver_outputs(resolver: Rc<RefCell<BoxedResolver>>) -> ty::ResolverOutputs { - match Rc::try_unwrap(resolver) { - Ok(resolver) => { - let mut resolver = resolver.into_inner(); - // SAFETY: The resolver doesn't need to be pinned. - let mut resolver = unsafe { - resolver - .0 - .as_mut() - .map_unchecked_mut(|boxed_resolver| &mut boxed_resolver.resolver) - }; - resolver.take().unwrap().into_outputs() - } - Err(resolver) => resolver.borrow_mut().access(|resolver| resolver.clone_outputs()), - } - } - } -} - -pub fn create_resolver( - sess: Lrc<Session>, - metadata_loader: Box<MetadataLoaderDyn>, - krate: &ast::Crate, - crate_name: Symbol, -) -> BoxedResolver { - trace!("create_resolver"); - BoxedResolver::new(sess, move |sess, resolver_arenas| { - Resolver::new(sess, krate, crate_name, metadata_loader, resolver_arenas) - }) -} - pub fn register_plugins<'a>( sess: &'a Session, metadata_loader: &'a dyn MetadataLoader, @@ -267,14 +172,12 @@ impl LintStoreExpand for LintStoreExpandImpl<'_> { /// syntax expansion, secondary `cfg` expansion, synthesis of a test /// harness if one is to be provided, injection of a dependency on the /// standard library and prelude, and name resolution. -pub fn configure_and_expand( - sess: &Session, - lint_store: &LintStore, - mut krate: ast::Crate, - crate_name: Symbol, - resolver: &mut Resolver<'_>, -) -> Result<ast::Crate> { - trace!("configure_and_expand"); +#[instrument(level = "trace", skip(krate, resolver))] +fn configure_and_expand(mut krate: ast::Crate, resolver: &mut Resolver<'_, '_>) -> ast::Crate { + let tcx = resolver.tcx(); + let sess = tcx.sess; + let lint_store = unerased_lint_store(tcx); + let crate_name = tcx.crate_name(LOCAL_CRATE); pre_expansion_lint(sess, lint_store, resolver.registered_tools(), &krate, crate_name); rustc_builtin_macros::register_builtin_macros(resolver); @@ -345,20 +248,19 @@ pub fn configure_and_expand( ecx.check_unused_macros(); }); - let recursion_limit_hit = ecx.reduced_recursion_limit.is_some(); + // If we hit a recursion limit, exit early to avoid later passes getting overwhelmed + // with a large AST + if ecx.reduced_recursion_limit.is_some() { + sess.abort_if_errors(); + unreachable!(); + } if cfg!(windows) { env::set_var("PATH", &old_path); } - if recursion_limit_hit { - // If we hit a recursion limit, exit early to avoid later passes getting overwhelmed - // with a large AST - Err(ErrorGuaranteed::unchecked_claim_error_was_emitted()) - } else { - Ok(krate) - } - })?; + krate + }); sess.time("maybe_building_test_harness", || { rustc_builtin_macros::test_harness::inject(sess, resolver, &mut krate) @@ -374,39 +276,29 @@ pub fn configure_and_expand( if crate_types.len() > 1 { if is_executable_crate { - sess.emit_err(MixedBinCrate); + sess.emit_err(errors::MixedBinCrate); } if is_proc_macro_crate { - sess.emit_err(MixedProcMacroCrate); + sess.emit_err(errors::MixedProcMacroCrate); } } if is_proc_macro_crate && sess.panic_strategy() == PanicStrategy::Abort { - sess.emit_warning(ProcMacroCratePanicAbort); + sess.emit_warning(errors::ProcMacroCratePanicAbort); } - // For backwards compatibility, we don't try to run proc macro injection - // if rustdoc is run on a proc macro crate without '--crate-type proc-macro' being - // specified. This should only affect users who manually invoke 'rustdoc', as - // 'cargo doc' will automatically pass the proper '--crate-type' flags. - // However, we do emit a warning, to let such users know that they should - // start passing '--crate-type proc-macro' - if has_proc_macro_decls && sess.opts.actually_rustdoc && !is_proc_macro_crate { - sess.emit_warning(ProcMacroDocWithoutArg); - } else { - krate = sess.time("maybe_create_a_macro_crate", || { - let is_test_crate = sess.opts.test; - rustc_builtin_macros::proc_macro_harness::inject( - sess, - resolver, - krate, - is_proc_macro_crate, - has_proc_macro_decls, - is_test_crate, - sess.diagnostic(), - ) - }); - } + krate = sess.time("maybe_create_a_macro_crate", || { + let is_test_crate = sess.opts.test; + rustc_builtin_macros::proc_macro_harness::inject( + sess, + resolver, + krate, + is_proc_macro_crate, + has_proc_macro_decls, + is_test_crate, + sess.diagnostic(), + ) + }); // Done with macro expansion! @@ -441,9 +333,9 @@ pub fn configure_and_expand( spans.sort(); if ident == sym::ferris { let first_span = spans[0]; - sess.emit_err(FerrisIdentifier { spans, first_span }); + sess.emit_err(errors::FerrisIdentifier { spans, first_span }); } else { - sess.emit_err(EmojiIdentifier { spans, ident }); + sess.emit_err(errors::EmojiIdentifier { spans, ident }); } } }); @@ -461,7 +353,7 @@ pub fn configure_and_expand( ) }); - Ok(krate) + krate } // Returns all the paths that correspond to generated files. @@ -548,7 +440,7 @@ fn escape_dep_env(symbol: Symbol) -> String { fn write_out_deps( sess: &Session, - boxed_resolver: &RefCell<BoxedResolver>, + cstore: &CrateStoreDyn, outputs: &OutputFilenames, out_filenames: &[PathBuf], ) { @@ -600,20 +492,19 @@ fn write_out_deps( } } - boxed_resolver.borrow_mut().access(|resolver| { - for cnum in resolver.cstore().crates_untracked() { - let source = resolver.cstore().crate_source_untracked(cnum); - if let Some((path, _)) = &source.dylib { - files.push(escape_dep_filename(&path.display().to_string())); - } - if let Some((path, _)) = &source.rlib { - files.push(escape_dep_filename(&path.display().to_string())); - } - if let Some((path, _)) = &source.rmeta { - files.push(escape_dep_filename(&path.display().to_string())); - } + let cstore = cstore.as_any().downcast_ref::<CStore>().unwrap(); + for cnum in cstore.crates_untracked() { + let source = cstore.crate_source_untracked(cnum); + if let Some((path, _)) = &source.dylib { + files.push(escape_dep_filename(&path.display().to_string())); + } + if let Some((path, _)) = &source.rlib { + files.push(escape_dep_filename(&path.display().to_string())); } - }); + if let Some((path, _)) = &source.rmeta { + files.push(escape_dep_filename(&path.display().to_string())); + } + } } let mut file = BufWriter::new(fs::File::create(&deps_filename)?); @@ -656,18 +547,38 @@ fn write_out_deps( } } Err(error) => { - sess.emit_fatal(ErrorWritingDependencies { path: &deps_filename, error }); + sess.emit_fatal(errors::ErrorWritingDependencies { path: &deps_filename, error }); } } } -pub fn prepare_outputs( - sess: &Session, - krate: &ast::Crate, - boxed_resolver: &RefCell<BoxedResolver>, - crate_name: Symbol, -) -> Result<OutputFilenames> { +fn resolver_for_lowering<'tcx>( + tcx: TyCtxt<'tcx>, + (): (), +) -> &'tcx Steal<(ty::ResolverAstLowering, Lrc<ast::Crate>)> { + let arenas = Resolver::arenas(); + let krate = tcx.crate_for_resolver(()).steal(); + let mut resolver = Resolver::new(tcx, &krate, &arenas); + let krate = configure_and_expand(krate, &mut resolver); + + // Make sure we don't mutate the cstore from here on. + tcx.untracked().cstore.leak(); + + let ty::ResolverOutputs { + global_ctxt: untracked_resolutions, + ast_lowering: untracked_resolver_for_lowering, + } = resolver.into_outputs(); + + let feed = tcx.feed_unit_query(); + feed.resolutions(tcx.arena.alloc(untracked_resolutions)); + tcx.arena.alloc(Steal::new((untracked_resolver_for_lowering, Lrc::new(krate)))) +} + +fn output_filenames(tcx: TyCtxt<'_>, (): ()) -> Arc<OutputFilenames> { + let sess = tcx.sess; let _timer = sess.timer("prepare_outputs"); + let (_, krate) = &*tcx.resolver_for_lowering(()).borrow(); + let crate_name = tcx.crate_name(LOCAL_CRATE); // FIXME: rustdoc passes &[] instead of &krate.attrs here let outputs = util::build_output_filenames(&krate.attrs, sess); @@ -679,25 +590,24 @@ pub fn prepare_outputs( if let Some(ref input_path) = sess.io.input.opt_path() { if sess.opts.will_create_output_file() { if output_contains_path(&output_paths, input_path) { - let reported = sess.emit_err(InputFileWouldBeOverWritten { path: input_path }); - return Err(reported); + sess.emit_fatal(errors::InputFileWouldBeOverWritten { path: input_path }); } if let Some(ref dir_path) = output_conflicts_with_dir(&output_paths) { - let reported = - sess.emit_err(GeneratedFileConflictsWithDirectory { input_path, dir_path }); - return Err(reported); + sess.emit_fatal(errors::GeneratedFileConflictsWithDirectory { + input_path, + dir_path, + }); } } } if let Some(ref dir) = sess.io.temps_dir { if fs::create_dir_all(dir).is_err() { - let reported = sess.emit_err(TempsDirError); - return Err(reported); + sess.emit_fatal(errors::TempsDirError); } } - write_out_deps(sess, boxed_resolver, &outputs, &output_paths); + write_out_deps(sess, &*tcx.cstore_untracked(), &outputs, &output_paths); let only_dep_info = sess.opts.output_types.contains_key(&OutputType::DepInfo) && sess.opts.output_types.len() == 1; @@ -705,19 +615,20 @@ pub fn prepare_outputs( if !only_dep_info { if let Some(ref dir) = sess.io.output_dir { if fs::create_dir_all(dir).is_err() { - let reported = sess.emit_err(OutDirError); - return Err(reported); + sess.emit_fatal(errors::OutDirError); } } } - Ok(outputs) + outputs.into() } pub static DEFAULT_QUERY_PROVIDERS: LazyLock<Providers> = LazyLock::new(|| { let providers = &mut Providers::default(); providers.analysis = analysis; providers.hir_crate = rustc_ast_lowering::lower_to_hir; + providers.output_filenames = output_filenames; + providers.resolver_for_lowering = resolver_for_lowering; proc_macro_decls::provide(providers); rustc_const_eval::provide(providers); rustc_middle::hir::provide(providers); @@ -747,30 +658,16 @@ pub static DEFAULT_EXTERN_QUERY_PROVIDERS: LazyLock<ExternProviders> = LazyLock: extern_providers }); -pub struct QueryContext<'tcx> { - gcx: &'tcx GlobalCtxt<'tcx>, -} - -impl<'tcx> QueryContext<'tcx> { - pub fn enter<F, R>(&mut self, f: F) -> R - where - F: FnOnce(TyCtxt<'tcx>) -> R, - { - let icx = ty::tls::ImplicitCtxt::new(self.gcx); - ty::tls::enter_context(&icx, |_| f(icx.tcx)) - } -} - pub fn create_global_ctxt<'tcx>( compiler: &'tcx Compiler, lint_store: Lrc<LintStore>, dep_graph: DepGraph, untracked: Untracked, queries: &'tcx OnceCell<TcxQueries<'tcx>>, - global_ctxt: &'tcx OnceCell<GlobalCtxt<'tcx>>, + gcx_cell: &'tcx OnceCell<GlobalCtxt<'tcx>>, arena: &'tcx WorkerLocal<Arena<'tcx>>, hir_arena: &'tcx WorkerLocal<rustc_hir::Arena<'tcx>>, -) -> QueryContext<'tcx> { +) -> &'tcx GlobalCtxt<'tcx> { // We're constructing the HIR here; we don't care what we will // read, since we haven't even constructed the *input* to // incr. comp. yet. @@ -794,8 +691,8 @@ pub fn create_global_ctxt<'tcx>( TcxQueries::new(local_providers, extern_providers, query_result_on_disk_cache) }); - let gcx = sess.time("setup_global_ctxt", || { - global_ctxt.get_or_init(move || { + sess.time("setup_global_ctxt", || { + gcx_cell.get_or_init(move || { TyCtxt::create_global_ctxt( sess, lint_store, @@ -808,9 +705,7 @@ pub fn create_global_ctxt<'tcx>( rustc_query_impl::query_callbacks(arena), ) }) - }); - - QueryContext { gcx } + }) } /// Runs the resolution, type-checking, region checking and other @@ -900,6 +795,15 @@ fn analysis(tcx: TyCtxt<'_>, (): ()) -> Result<()> { } }); + if tcx.sess.opts.unstable_opts.drop_tracking_mir { + tcx.hir().par_body_owners(|def_id| { + if let rustc_hir::def::DefKind::Generator = tcx.def_kind(def_id) { + tcx.ensure().mir_generator_witnesses(def_id); + tcx.ensure().check_generator_obligations(def_id); + } + }); + } + sess.time("layout_testing", || layout_test::test_layout(tcx)); // Avoid overwhelming user with errors if borrow checking failed. @@ -975,7 +879,7 @@ pub fn start_codegen<'tcx>( if tcx.sess.opts.output_types.contains_key(&OutputType::Mir) { if let Err(error) = rustc_mir_transform::dump_mir::emit_mir(tcx) { - tcx.sess.emit_err(CantEmitMIR { error }); + tcx.sess.emit_err(errors::CantEmitMIR { error }); tcx.sess.abort_if_errors(); } } diff --git a/compiler/rustc_interface/src/queries.rs b/compiler/rustc_interface/src/queries.rs index d5a49dd75..a96cc95a3 100644 --- a/compiler/rustc_interface/src/queries.rs +++ b/compiler/rustc_interface/src/queries.rs @@ -1,27 +1,29 @@ use crate::errors::{FailedWritingFile, RustcErrorFatal, RustcErrorUnexpectedAnnotation}; use crate::interface::{Compiler, Result}; -use crate::passes::{self, BoxedResolver, QueryContext}; +use crate::passes; use rustc_ast as ast; use rustc_codegen_ssa::traits::CodegenBackend; use rustc_codegen_ssa::CodegenResults; use rustc_data_structures::steal::Steal; use rustc_data_structures::svh::Svh; -use rustc_data_structures::sync::{Lrc, OnceCell, WorkerLocal}; -use rustc_hir::def_id::LOCAL_CRATE; +use rustc_data_structures::sync::{AppendOnlyVec, Lrc, OnceCell, RwLock, WorkerLocal}; +use rustc_hir::def_id::{CRATE_DEF_ID, LOCAL_CRATE}; +use rustc_hir::definitions::Definitions; use rustc_incremental::DepGraphFuture; use rustc_lint::LintStore; +use rustc_metadata::creader::CStore; use rustc_middle::arena::Arena; use rustc_middle::dep_graph::DepGraph; -use rustc_middle::ty::{self, GlobalCtxt, TyCtxt}; +use rustc_middle::ty::{GlobalCtxt, TyCtxt}; use rustc_query_impl::Queries as TcxQueries; use rustc_session::config::{self, OutputFilenames, OutputType}; +use rustc_session::cstore::Untracked; use rustc_session::{output::find_crate_name, Session}; use rustc_span::symbol::sym; use rustc_span::Symbol; use std::any::Any; use std::cell::{RefCell, RefMut}; -use std::rc::Rc; use std::sync::Arc; /// Represent the result of a query. @@ -64,8 +66,8 @@ impl<'a, T> std::ops::DerefMut for QueryResult<'a, T> { } } -impl<'a, 'tcx> QueryResult<'a, QueryContext<'tcx>> { - pub fn enter<T>(mut self, f: impl FnOnce(TyCtxt<'tcx>) -> T) -> T { +impl<'a, 'tcx> QueryResult<'a, &'tcx GlobalCtxt<'tcx>> { + pub fn enter<T>(&mut self, f: impl FnOnce(TyCtxt<'tcx>) -> T) -> T { (*self.0).get_mut().enter(f) } } @@ -78,7 +80,7 @@ impl<T> Default for Query<T> { pub struct Queries<'tcx> { compiler: &'tcx Compiler, - gcx: OnceCell<GlobalCtxt<'tcx>>, + gcx_cell: OnceCell<GlobalCtxt<'tcx>>, queries: OnceCell<TcxQueries<'tcx>>, arena: WorkerLocal<Arena<'tcx>>, @@ -88,9 +90,9 @@ pub struct Queries<'tcx> { parse: Query<ast::Crate>, crate_name: Query<Symbol>, register_plugins: Query<(ast::Crate, Lrc<LintStore>)>, - expansion: Query<(Lrc<ast::Crate>, Rc<RefCell<BoxedResolver>>, Lrc<LintStore>)>, dep_graph: Query<DepGraph>, - global_ctxt: Query<QueryContext<'tcx>>, + // This just points to what's in `gcx_cell`. + gcx: Query<&'tcx GlobalCtxt<'tcx>>, ongoing_codegen: Query<Box<dyn Any>>, } @@ -98,7 +100,7 @@ impl<'tcx> Queries<'tcx> { pub fn new(compiler: &'tcx Compiler) -> Queries<'tcx> { Queries { compiler, - gcx: OnceCell::new(), + gcx_cell: OnceCell::new(), queries: OnceCell::new(), arena: WorkerLocal::new(|_| Arena::default()), hir_arena: WorkerLocal::new(|_| rustc_hir::Arena::default()), @@ -106,9 +108,8 @@ impl<'tcx> Queries<'tcx> { parse: Default::default(), crate_name: Default::default(), register_plugins: Default::default(), - expansion: Default::default(), dep_graph: Default::default(), - global_ctxt: Default::default(), + gcx: Default::default(), ongoing_codegen: Default::default(), } } @@ -168,29 +169,6 @@ impl<'tcx> Queries<'tcx> { }) } - pub fn expansion( - &self, - ) -> Result<QueryResult<'_, (Lrc<ast::Crate>, Rc<RefCell<BoxedResolver>>, Lrc<LintStore>)>> - { - trace!("expansion"); - self.expansion.compute(|| { - let crate_name = *self.crate_name()?.borrow(); - let (krate, lint_store) = self.register_plugins()?.steal(); - let _timer = self.session().timer("configure_and_expand"); - let sess = self.session(); - let mut resolver = passes::create_resolver( - sess.clone(), - self.codegen_backend().metadata_loader(), - &krate, - crate_name, - ); - let krate = resolver.access(|resolver| { - passes::configure_and_expand(sess, &lint_store, krate, crate_name, resolver) - })?; - Ok((Lrc::new(krate), Rc::new(RefCell::new(resolver)), lint_store)) - }) - } - fn dep_graph(&self) -> Result<QueryResult<'_, DepGraph>> { self.dep_graph.compute(|| { let sess = self.session(); @@ -207,40 +185,41 @@ impl<'tcx> Queries<'tcx> { }) } - pub fn global_ctxt(&'tcx self) -> Result<QueryResult<'_, QueryContext<'tcx>>> { - self.global_ctxt.compute(|| { + pub fn global_ctxt(&'tcx self) -> Result<QueryResult<'_, &'tcx GlobalCtxt<'tcx>>> { + self.gcx.compute(|| { let crate_name = *self.crate_name()?.borrow(); - let (krate, resolver, lint_store) = self.expansion()?.steal(); + let (krate, lint_store) = self.register_plugins()?.steal(); - let outputs = passes::prepare_outputs(self.session(), &krate, &resolver, crate_name)?; + let sess = self.session(); - let ty::ResolverOutputs { - untracked, - global_ctxt: untracked_resolutions, - ast_lowering: untracked_resolver_for_lowering, - } = BoxedResolver::to_resolver_outputs(resolver); + let cstore = RwLock::new(Box::new(CStore::new(sess)) as _); + let definitions = RwLock::new(Definitions::new(sess.local_stable_crate_id())); + let source_span = AppendOnlyVec::new(); + let _id = source_span.push(krate.spans.inner_span); + debug_assert_eq!(_id, CRATE_DEF_ID); + let untracked = Untracked { cstore, source_span, definitions }; - let mut qcx = passes::create_global_ctxt( + let qcx = passes::create_global_ctxt( self.compiler, lint_store, self.dep_graph()?.steal(), untracked, &self.queries, - &self.gcx, + &self.gcx_cell, &self.arena, &self.hir_arena, ); qcx.enter(|tcx| { + let feed = tcx.feed_local_crate(); + feed.crate_name(crate_name); + let feed = tcx.feed_unit_query(); - feed.resolver_for_lowering( - tcx.arena.alloc(Steal::new((untracked_resolver_for_lowering, krate))), + feed.crate_for_resolver(tcx.arena.alloc(Steal::new(krate))); + feed.metadata_loader( + tcx.arena.alloc(Steal::new(self.codegen_backend().metadata_loader())), ); - feed.resolutions(tcx.arena.alloc(untracked_resolutions)); - feed.output_filenames(tcx.arena.alloc(std::sync::Arc::new(outputs))); feed.features_query(tcx.sess.features_untracked()); - let feed = tcx.feed_local_crate(); - feed.crate_name(crate_name); }); Ok(qcx) }) @@ -390,7 +369,7 @@ impl Compiler { // NOTE: intentionally does not compute the global context if it hasn't been built yet, // since that likely means there was a parse error. - if let Some(Ok(gcx)) = &mut *queries.global_ctxt.result.borrow_mut() { + if let Some(Ok(gcx)) = &mut *queries.gcx.result.borrow_mut() { let gcx = gcx.get_mut(); // We assume that no queries are run past here. If there are new queries // after this point, they'll show up as "<unknown>" in self-profiling data. diff --git a/compiler/rustc_interface/src/tests.rs b/compiler/rustc_interface/src/tests.rs index f94bc4d4c..18d84a702 100644 --- a/compiler/rustc_interface/src/tests.rs +++ b/compiler/rustc_interface/src/tests.rs @@ -5,6 +5,7 @@ use rustc_data_structures::fx::FxHashSet; use rustc_errors::{emitter::HumanReadableErrorType, registry, ColorConfig}; use rustc_session::config::rustc_optgroups; use rustc_session::config::Input; +use rustc_session::config::InstrumentXRay; use rustc_session::config::TraitSolver; use rustc_session::config::{build_configuration, build_session_options, to_crate_config}; use rustc_session::config::{ @@ -49,7 +50,7 @@ fn mk_session(matches: getopts::Matches) -> (Session, CfgSpecs) { output_file: None, temps_dir, }; - let sess = build_session(sessopts, io, None, registry, Default::default(), None, None); + let sess = build_session(sessopts, io, None, registry, vec![], Default::default(), None, None); (sess, cfg) } @@ -690,7 +691,6 @@ fn test_unstable_options_tracking_hash() { untracked!(proc_macro_execution_strategy, ProcMacroExecutionStrategy::CrossThread); untracked!(profile_closures, true); untracked!(query_dep_graph, true); - untracked!(save_analysis, true); untracked!(self_profile, SwitchWithOptPath::Enabled(None)); untracked!(self_profile_events, Some(vec![String::new()])); untracked!(span_debug, true); @@ -755,10 +755,11 @@ fn test_unstable_options_tracking_hash() { tracked!(inline_mir_threshold, Some(123)); tracked!(instrument_coverage, Some(InstrumentCoverage::All)); tracked!(instrument_mcount, true); + tracked!(instrument_xray, Some(InstrumentXRay::default())); + tracked!(link_directives, false); tracked!(link_only, true); tracked!(llvm_plugins, vec![String::from("plugin_name")]); tracked!(location_detail, LocationDetail { file: true, line: false, column: false }); - tracked!(log_backtrace, Some("filter".to_string())); tracked!(maximal_hir_to_mir_coverage, true); tracked!(merge_functions, Some(MergeFunctions::Disabled)); tracked!(mir_emit_retag, true); @@ -776,7 +777,6 @@ fn test_unstable_options_tracking_hash() { tracked!(packed_bundled_libs, true); tracked!(panic_abort_tests, true); tracked!(panic_in_drop, PanicStrategy::Abort); - tracked!(pick_stable_methods_before_any_unstable, false); tracked!(plt, Some(true)); tracked!(polonius, true); tracked!(precise_enum_drop_elaboration, false); @@ -802,6 +802,7 @@ fn test_unstable_options_tracking_hash() { tracked!(teach, true); tracked!(thinlto, Some(true)); tracked!(thir_unsafeck, true); + tracked!(tiny_const_eval_limit, true); tracked!(tls_model, Some(TlsModel::GeneralDynamic)); tracked!(trait_solver, TraitSolver::Chalk); tracked!(translate_remapped_path_to_local_path, false); diff --git a/compiler/rustc_interface/src/util.rs b/compiler/rustc_interface/src/util.rs index 54363e07b..e5d2fb2ea 100644 --- a/compiler/rustc_interface/src/util.rs +++ b/compiler/rustc_interface/src/util.rs @@ -1,3 +1,4 @@ +use crate::errors; use info; use libloading::Library; use rustc_ast as ast; @@ -13,8 +14,8 @@ use rustc_session::filesearch::sysroot_candidates; use rustc_session::lint::{self, BuiltinLintDiagnostics, LintBuffer}; use rustc_session::parse::CrateConfig; use rustc_session::{early_error, filesearch, output, Session}; +use rustc_span::edit_distance::find_best_match_for_name; use rustc_span::edition::Edition; -use rustc_span::lev_distance::find_best_match_for_name; use rustc_span::source_map::FileLoader; use rustc_span::symbol::{sym, Symbol}; use session::CompilerIO; @@ -58,6 +59,7 @@ pub fn create_session( sopts: config::Options, cfg: FxHashSet<(String, Option<String>)>, check_cfg: CheckCfg, + locale_resources: &'static [&'static str], file_loader: Option<Box<dyn FileLoader + Send + Sync + 'static>>, io: CompilerIO, lint_caps: FxHashMap<lint::LintId, lint::Level>, @@ -88,11 +90,15 @@ pub fn create_session( } }; + let mut locale_resources = Vec::from(locale_resources); + locale_resources.push(codegen_backend.locale_resource()); + let mut sess = session::build_session( sopts, io, bundle, descriptions, + locale_resources, lint_caps, file_loader, target_override, @@ -472,16 +478,15 @@ pub fn collect_crate_types(session: &Session, attrs: &[ast::Attribute]) -> Vec<C } base.retain(|crate_type| { - let res = !output::invalid_output_for_target(session, *crate_type); - - if !res { - session.warn(&format!( - "dropping unsupported crate type `{}` for target `{}`", - *crate_type, session.opts.target_triple - )); + if output::invalid_output_for_target(session, *crate_type) { + session.emit_warning(errors::UnsupportedCrateTypeForTarget { + crate_type: *crate_type, + target_triple: &session.opts.target_triple, + }); + false + } else { + true } - - res }); base @@ -517,19 +522,16 @@ pub fn build_output_filenames(attrs: &[ast::Attribute], sess: &Session) -> Outpu let unnamed_output_types = sess.opts.output_types.values().filter(|a| a.is_none()).count(); let ofile = if unnamed_output_types > 1 { - sess.warn( - "due to multiple output types requested, the explicitly specified \ - output file name will be adapted for each output type", - ); + sess.emit_warning(errors::MultipleOutputTypesAdaption); None } else { if !sess.opts.cg.extra_filename.is_empty() { - sess.warn("ignoring -C extra-filename flag due to -o flag"); + sess.emit_warning(errors::IgnoringExtraFilename); } Some(out_file.clone()) }; if sess.io.output_dir != None { - sess.warn("ignoring --out-dir flag due to -o flag"); + sess.emit_warning(errors::IgnoringOutDir); } OutputFilenames::new( |