diff options
Diffstat (limited to '')
| -rw-r--r-- | compiler/rustc_interface/src/queries.rs | 87 |
1 files changed, 33 insertions, 54 deletions
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. |