| use crate::dep_graph::{self, DepConstructor, DepNode}; |
| use crate::hir::def_id::{CrateNum, DefId, DefIndex}; |
| use crate::hir::def::{Def, Export}; |
| use crate::hir::{self, TraitCandidate, ItemLocalId, CodegenFnAttrs}; |
| use crate::infer::canonical::{self, Canonical}; |
| use crate::lint; |
| use crate::middle::borrowck::BorrowCheckResult; |
| use crate::middle::cstore::{ExternCrate, LinkagePreference, NativeLibrary, ForeignModule}; |
| use crate::middle::cstore::{NativeLibraryKind, DepKind, CrateSource}; |
| use crate::middle::privacy::AccessLevels; |
| use crate::middle::reachable::ReachableSet; |
| use crate::middle::region; |
| use crate::middle::resolve_lifetime::{ResolveLifetimes, Region, ObjectLifetimeDefault}; |
| use crate::middle::stability::{self, DeprecationEntry}; |
| use crate::middle::lib_features::LibFeatures; |
| use crate::middle::lang_items::{LanguageItems, LangItem}; |
| use crate::middle::exported_symbols::{SymbolExportLevel, ExportedSymbol}; |
| use crate::mir::interpret::{ConstEvalRawResult, ConstEvalResult}; |
| use crate::mir::mono::CodegenUnit; |
| use crate::mir; |
| use crate::mir::interpret::GlobalId; |
| use crate::session::CrateDisambiguator; |
| use crate::session::config::{EntryFnType, OutputFilenames, OptLevel}; |
| use crate::traits::{self, Vtable}; |
| use crate::traits::query::{ |
| CanonicalPredicateGoal, CanonicalProjectionGoal, |
| CanonicalTyGoal, CanonicalTypeOpAscribeUserTypeGoal, |
| CanonicalTypeOpEqGoal, CanonicalTypeOpSubtypeGoal, CanonicalTypeOpProvePredicateGoal, |
| CanonicalTypeOpNormalizeGoal, NoSolution, |
| }; |
| use crate::traits::query::method_autoderef::MethodAutoderefStepsResult; |
| use crate::traits::query::dropck_outlives::{DtorckConstraint, DropckOutlivesResult}; |
| use crate::traits::query::normalize::NormalizationResult; |
| use crate::traits::query::outlives_bounds::OutlivesBound; |
| use crate::traits::specialization_graph; |
| use crate::traits::Clauses; |
| use crate::ty::{self, CrateInherentImpls, ParamEnvAnd, Ty, TyCtxt, AdtSizedConstraint}; |
| use crate::ty::steal::Steal; |
| use crate::ty::util::NeedsDrop; |
| use crate::ty::subst::SubstsRef; |
| use crate::util::nodemap::{DefIdSet, DefIdMap, ItemLocalSet}; |
| use crate::util::common::{ErrorReported}; |
| use crate::util::profiling::ProfileCategory::*; |
| use crate::session::Session; |
| |
| use rustc_data_structures::svh::Svh; |
| use rustc_data_structures::bit_set::BitSet; |
| use rustc_data_structures::indexed_vec::IndexVec; |
| use rustc_data_structures::fx::{FxHashMap, FxHashSet}; |
| use rustc_data_structures::stable_hasher::StableVec; |
| use rustc_data_structures::sync::Lrc; |
| use rustc_data_structures::fingerprint::Fingerprint; |
| use rustc_target::spec::PanicStrategy; |
| |
| use std::borrow::Cow; |
| use std::ops::Deref; |
| use std::sync::Arc; |
| use std::intrinsics::type_name; |
| use syntax_pos::{Span, DUMMY_SP}; |
| use syntax_pos::symbol::InternedString; |
| use syntax::attr; |
| use syntax::ast; |
| use syntax::feature_gate; |
| use syntax::symbol::Symbol; |
| |
| #[macro_use] |
| mod plumbing; |
| use self::plumbing::*; |
| pub use self::plumbing::{force_from_dep_node, CycleError}; |
| |
| mod job; |
| pub use self::job::{QueryJob, QueryInfo}; |
| #[cfg(parallel_compiler)] |
| pub use self::job::handle_deadlock; |
| |
| mod keys; |
| use self::keys::Key; |
| |
| mod values; |
| use self::values::Value; |
| |
| mod config; |
| pub use self::config::QueryConfig; |
| use self::config::{QueryAccessors, QueryDescription}; |
| |
| mod on_disk_cache; |
| pub use self::on_disk_cache::OnDiskCache; |
| |
| // Each of these quries corresponds to a function pointer field in the |
| // `Providers` struct for requesting a value of that type, and a method |
| // on `tcx: TyCtxt` (and `tcx.at(span)`) for doing that request in a way |
| // which memoizes and does dep-graph tracking, wrapping around the actual |
| // `Providers` that the driver creates (using several `rustc_*` crates). |
| // |
| // The result type of each query must implement `Clone`, and additionally |
| // `ty::query::values::Value`, which produces an appropriate placeholder |
| // (error) value if the query resulted in a query cycle. |
| // Queries marked with `fatal_cycle` do not need the latter implementation, |
| // as they will raise an fatal error on query cycles instead. |
| define_queries! { <'tcx> |
| Other { |
| /// Run analysis passes on the crate |
| [] fn analysis: Analysis(CrateNum) -> Result<(), ErrorReported>, |
| |
| /// Records the type of every item. |
| [] fn type_of: TypeOfItem(DefId) -> Ty<'tcx>, |
| |
| /// Maps from the `DefId` of an item (trait/struct/enum/fn) to its |
| /// associated generics. |
| [] fn generics_of: GenericsOfItem(DefId) -> &'tcx ty::Generics, |
| |
| /// Maps from the `DefId` of an item (trait/struct/enum/fn) to the |
| /// predicates (where-clauses) that must be proven true in order |
| /// to reference it. This is almost always the "predicates query" |
| /// that you want. |
| /// |
| /// `predicates_of` builds on `predicates_defined_on` -- in fact, |
| /// it is almost always the same as that query, except for the |
| /// case of traits. For traits, `predicates_of` contains |
| /// an additional `Self: Trait<...>` predicate that users don't |
| /// actually write. This reflects the fact that to invoke the |
| /// trait (e.g., via `Default::default`) you must supply types |
| /// that actually implement the trait. (However, this extra |
| /// predicate gets in the way of some checks, which are intended |
| /// to operate over only the actual where-clauses written by the |
| /// user.) |
| [] fn predicates_of: PredicatesOfItem(DefId) -> Lrc<ty::GenericPredicates<'tcx>>, |
| |
| /// Maps from the `DefId` of an item (trait/struct/enum/fn) to the |
| /// predicates (where-clauses) directly defined on it. This is |
| /// equal to the `explicit_predicates_of` predicates plus the |
| /// `inferred_outlives_of` predicates. |
| [] fn predicates_defined_on: PredicatesDefinedOnItem(DefId) |
| -> Lrc<ty::GenericPredicates<'tcx>>, |
| |
| /// Returns the predicates written explicit by the user. |
| [] fn explicit_predicates_of: ExplicitPredicatesOfItem(DefId) |
| -> Lrc<ty::GenericPredicates<'tcx>>, |
| |
| /// Returns the inferred outlives predicates (e.g., for `struct |
| /// Foo<'a, T> { x: &'a T }`, this would return `T: 'a`). |
| [] fn inferred_outlives_of: InferredOutlivesOf(DefId) -> Lrc<Vec<ty::Predicate<'tcx>>>, |
| |
| /// Maps from the `DefId` of a trait to the list of |
| /// super-predicates. This is a subset of the full list of |
| /// predicates. We store these in a separate map because we must |
| /// evaluate them even during type conversion, often before the |
| /// full predicates are available (note that supertraits have |
| /// additional acyclicity requirements). |
| [] fn super_predicates_of: SuperPredicatesOfItem(DefId) -> Lrc<ty::GenericPredicates<'tcx>>, |
| |
| /// To avoid cycles within the predicates of a single item we compute |
| /// per-type-parameter predicates for resolving `T::AssocTy`. |
| [] fn type_param_predicates: type_param_predicates((DefId, DefId)) |
| -> Lrc<ty::GenericPredicates<'tcx>>, |
| |
| [] fn trait_def: TraitDefOfItem(DefId) -> &'tcx ty::TraitDef, |
| [] fn adt_def: AdtDefOfItem(DefId) -> &'tcx ty::AdtDef, |
| [] fn adt_destructor: AdtDestructor(DefId) -> Option<ty::Destructor>, |
| |
| // The cycle error here should be reported as an error by `check_representable`. |
| // We consider the type as Sized in the meanwhile to avoid |
| // further errors (done in impl Value for AdtSizedConstraint). |
| // Use `cycle_delay_bug` to delay the cycle error here to be emitted later |
| // in case we accidentally otherwise don't emit an error. |
| [cycle_delay_bug] fn adt_sized_constraint: SizedConstraint( |
| DefId |
| ) -> AdtSizedConstraint<'tcx>, |
| |
| [] fn adt_dtorck_constraint: DtorckConstraint( |
| DefId |
| ) -> Result<DtorckConstraint<'tcx>, NoSolution>, |
| |
| /// True if this is a const fn, use the `is_const_fn` to know whether your crate actually |
| /// sees it as const fn (e.g., the const-fn-ness might be unstable and you might not have |
| /// the feature gate active) |
| /// |
| /// **Do not call this function manually.** It is only meant to cache the base data for the |
| /// `is_const_fn` function. |
| [] fn is_const_fn_raw: IsConstFn(DefId) -> bool, |
| |
| |
| /// Returns true if calls to the function may be promoted |
| /// |
| /// This is either because the function is e.g., a tuple-struct or tuple-variant |
| /// constructor, or because it has the `#[rustc_promotable]` attribute. The attribute should |
| /// be removed in the future in favour of some form of check which figures out whether the |
| /// function does not inspect the bits of any of its arguments (so is essentially just a |
| /// constructor function). |
| [] fn is_promotable_const_fn: IsPromotableConstFn(DefId) -> bool, |
| |
| /// True if this is a foreign item (i.e., linked via `extern { ... }`). |
| [] fn is_foreign_item: IsForeignItem(DefId) -> bool, |
| |
| /// Get a map with the variance of every item; use `item_variance` |
| /// instead. |
| [] fn crate_variances: crate_variances(CrateNum) -> Lrc<ty::CrateVariancesMap>, |
| |
| /// Maps from def-id of a type or region parameter to its |
| /// (inferred) variance. |
| [] fn variances_of: ItemVariances(DefId) -> Lrc<Vec<ty::Variance>>, |
| }, |
| |
| TypeChecking { |
| /// Maps from def-id of a type to its (inferred) outlives. |
| [] fn inferred_outlives_crate: InferredOutlivesCrate(CrateNum) |
| -> Lrc<ty::CratePredicatesMap<'tcx>>, |
| }, |
| |
| Other { |
| /// Maps from an impl/trait def-id to a list of the def-ids of its items |
| [] fn associated_item_def_ids: AssociatedItemDefIds(DefId) -> Lrc<Vec<DefId>>, |
| |
| /// Maps from a trait item to the trait item "descriptor" |
| [] fn associated_item: AssociatedItems(DefId) -> ty::AssociatedItem, |
| |
| [] fn impl_trait_ref: ImplTraitRef(DefId) -> Option<ty::TraitRef<'tcx>>, |
| [] fn impl_polarity: ImplPolarity(DefId) -> hir::ImplPolarity, |
| |
| [] fn issue33140_self_ty: Issue33140SelfTy(DefId) -> Option<ty::Ty<'tcx>>, |
| }, |
| |
| TypeChecking { |
| /// Maps a DefId of a type to a list of its inherent impls. |
| /// Contains implementations of methods that are inherent to a type. |
| /// Methods in these implementations don't need to be exported. |
| [] fn inherent_impls: InherentImpls(DefId) -> Lrc<Vec<DefId>>, |
| }, |
| |
| Codegen { |
| /// Set of all the `DefId`s in this crate that have MIR associated with |
| /// them. This includes all the body owners, but also things like struct |
| /// constructors. |
| [] fn mir_keys: mir_keys(CrateNum) -> Lrc<DefIdSet>, |
| |
| /// Maps DefId's that have an associated Mir to the result |
| /// of the MIR qualify_consts pass. The actual meaning of |
| /// the value isn't known except to the pass itself. |
| [] fn mir_const_qualif: MirConstQualif(DefId) -> (u8, Lrc<BitSet<mir::Local>>), |
| |
| /// Fetch the MIR for a given `DefId` right after it's built - this includes |
| /// unreachable code. |
| [] fn mir_built: MirBuilt(DefId) -> &'tcx Steal<mir::Mir<'tcx>>, |
| |
| /// Fetch the MIR for a given `DefId` up till the point where it is |
| /// ready for const evaluation. |
| /// |
| /// See the README for the `mir` module for details. |
| [no_hash] fn mir_const: MirConst(DefId) -> &'tcx Steal<mir::Mir<'tcx>>, |
| |
| [no_hash] fn mir_validated: MirValidated(DefId) -> &'tcx Steal<mir::Mir<'tcx>>, |
| |
| /// MIR after our optimization passes have run. This is MIR that is ready |
| /// for codegen. This is also the only query that can fetch non-local MIR, at present. |
| [] fn optimized_mir: MirOptimized(DefId) -> &'tcx mir::Mir<'tcx>, |
| }, |
| |
| TypeChecking { |
| /// The result of unsafety-checking this `DefId`. |
| [] fn unsafety_check_result: UnsafetyCheckResult(DefId) -> mir::UnsafetyCheckResult, |
| |
| /// HACK: when evaluated, this reports a "unsafe derive on repr(packed)" error |
| [] fn unsafe_derive_on_repr_packed: UnsafeDeriveOnReprPacked(DefId) -> (), |
| |
| /// The signature of functions and closures. |
| [] fn fn_sig: FnSignature(DefId) -> ty::PolyFnSig<'tcx>, |
| }, |
| |
| Other { |
| /// Checks the attributes in the module |
| [] fn check_mod_attrs: CheckModAttrs(DefId) -> (), |
| |
| [] fn check_mod_unstable_api_usage: CheckModUnstableApiUsage(DefId) -> (), |
| |
| /// Checks the loops in the module |
| [] fn check_mod_loops: CheckModLoops(DefId) -> (), |
| |
| [] fn check_mod_item_types: CheckModItemTypes(DefId) -> (), |
| |
| [] fn check_mod_privacy: CheckModPrivacy(DefId) -> (), |
| |
| [] fn check_mod_intrinsics: CheckModIntrinsics(DefId) -> (), |
| |
| [] fn check_mod_liveness: CheckModLiveness(DefId) -> (), |
| |
| [] fn check_mod_impl_wf: CheckModImplWf(DefId) -> (), |
| |
| [] fn collect_mod_item_types: CollectModItemTypes(DefId) -> (), |
| |
| /// Caches CoerceUnsized kinds for impls on custom types. |
| [] fn coerce_unsized_info: CoerceUnsizedInfo(DefId) |
| -> ty::adjustment::CoerceUnsizedInfo, |
| }, |
| |
| TypeChecking { |
| [] fn typeck_item_bodies: |
| typeck_item_bodies_dep_node(CrateNum) -> Result<(), ErrorReported>, |
| |
| [] fn typeck_tables_of: TypeckTables(DefId) -> &'tcx ty::TypeckTables<'tcx>, |
| }, |
| |
| Other { |
| [] fn used_trait_imports: UsedTraitImports(DefId) -> Lrc<DefIdSet>, |
| }, |
| |
| TypeChecking { |
| [] fn has_typeck_tables: HasTypeckTables(DefId) -> bool, |
| |
| [] fn coherent_trait: CoherenceCheckTrait(DefId) -> (), |
| }, |
| |
| BorrowChecking { |
| [] fn borrowck: BorrowCheck(DefId) -> Lrc<BorrowCheckResult>, |
| |
| /// Borrow checks the function body. If this is a closure, returns |
| /// additional requirements that the closure's creator must verify. |
| [] fn mir_borrowck: MirBorrowCheck(DefId) -> mir::BorrowCheckResult<'tcx>, |
| }, |
| |
| TypeChecking { |
| /// Gets a complete map from all types to their inherent impls. |
| /// Not meant to be used directly outside of coherence. |
| /// (Defined only for `LOCAL_CRATE`.) |
| [] fn crate_inherent_impls: crate_inherent_impls_dep_node(CrateNum) |
| -> Lrc<CrateInherentImpls>, |
| |
| /// Checks all types in the crate for overlap in their inherent impls. Reports errors. |
| /// Not meant to be used directly outside of coherence. |
| /// (Defined only for `LOCAL_CRATE`.) |
| [] fn crate_inherent_impls_overlap_check: inherent_impls_overlap_check_dep_node(CrateNum) |
| -> (), |
| }, |
| |
| Other { |
| /// Evaluate a constant without running sanity checks |
| /// |
| /// **Do not use this** outside const eval. Const eval uses this to break query cycles |
| /// during validation. Please add a comment to every use site explaining why using |
| /// `const_eval` isn't sufficient |
| [] fn const_eval_raw: const_eval_raw_dep_node(ty::ParamEnvAnd<'tcx, GlobalId<'tcx>>) |
| -> ConstEvalRawResult<'tcx>, |
| |
| /// Results of evaluating const items or constants embedded in |
| /// other items (such as enum variant explicit discriminants). |
| [] fn const_eval: const_eval_dep_node(ty::ParamEnvAnd<'tcx, GlobalId<'tcx>>) |
| -> ConstEvalResult<'tcx>, |
| }, |
| |
| TypeChecking { |
| [] fn check_match: CheckMatch(DefId) |
| -> Result<(), ErrorReported>, |
| |
| /// Performs part of the privacy check and computes "access levels". |
| [] fn privacy_access_levels: PrivacyAccessLevels(CrateNum) -> Lrc<AccessLevels>, |
| [] fn check_private_in_public: CheckPrivateInPublic(CrateNum) -> (), |
| }, |
| |
| Other { |
| [] fn reachable_set: reachability_dep_node(CrateNum) -> ReachableSet, |
| |
| /// Per-body `region::ScopeTree`. The `DefId` should be the owner `DefId` for the body; |
| /// in the case of closures, this will be redirected to the enclosing function. |
| [] fn region_scope_tree: RegionScopeTree(DefId) -> Lrc<region::ScopeTree>, |
| |
| [] fn mir_shims: mir_shim_dep_node(ty::InstanceDef<'tcx>) -> &'tcx mir::Mir<'tcx>, |
| |
| [] fn def_symbol_name: SymbolName(DefId) -> ty::SymbolName, |
| [] fn symbol_name: symbol_name_dep_node(ty::Instance<'tcx>) -> ty::SymbolName, |
| |
| [] fn describe_def: DescribeDef(DefId) -> Option<Def>, |
| [] fn def_span: DefSpan(DefId) -> Span, |
| [] fn lookup_stability: LookupStability(DefId) -> Option<&'tcx attr::Stability>, |
| [] fn lookup_deprecation_entry: LookupDeprecationEntry(DefId) -> Option<DeprecationEntry>, |
| [] fn item_attrs: ItemAttrs(DefId) -> Lrc<[ast::Attribute]>, |
| }, |
| |
| Codegen { |
| [] fn codegen_fn_attrs: codegen_fn_attrs(DefId) -> CodegenFnAttrs, |
| }, |
| |
| Other { |
| [] fn fn_arg_names: FnArgNames(DefId) -> Vec<ast::Name>, |
| /// Gets the rendered value of the specified constant or associated constant. |
| /// Used by rustdoc. |
| [] fn rendered_const: RenderedConst(DefId) -> String, |
| [] fn impl_parent: ImplParent(DefId) -> Option<DefId>, |
| }, |
| |
| TypeChecking { |
| [] fn trait_of_item: TraitOfItem(DefId) -> Option<DefId>, |
| [] fn const_is_rvalue_promotable_to_static: ConstIsRvaluePromotableToStatic(DefId) -> bool, |
| [] fn rvalue_promotable_map: RvaluePromotableMap(DefId) -> Lrc<ItemLocalSet>, |
| }, |
| |
| Codegen { |
| [] fn is_mir_available: IsMirAvailable(DefId) -> bool, |
| }, |
| |
| Other { |
| [] fn vtable_methods: vtable_methods_node(ty::PolyTraitRef<'tcx>) |
| -> Lrc<Vec<Option<(DefId, SubstsRef<'tcx>)>>>, |
| }, |
| |
| Codegen { |
| [] fn codegen_fulfill_obligation: fulfill_obligation_dep_node( |
| (ty::ParamEnv<'tcx>, ty::PolyTraitRef<'tcx>)) -> Vtable<'tcx, ()>, |
| }, |
| |
| TypeChecking { |
| [] fn trait_impls_of: TraitImpls(DefId) -> Lrc<ty::trait_def::TraitImpls>, |
| [] fn specialization_graph_of: SpecializationGraph(DefId) |
| -> Lrc<specialization_graph::Graph>, |
| [] fn is_object_safe: ObjectSafety(DefId) -> bool, |
| |
| /// Gets the ParameterEnvironment for a given item; this environment |
| /// will be in "user-facing" mode, meaning that it is suitabe for |
| /// type-checking etc, and it does not normalize specializable |
| /// associated types. This is almost always what you want, |
| /// unless you are doing MIR optimizations, in which case you |
| /// might want to use `reveal_all()` method to change modes. |
| [] fn param_env: ParamEnv(DefId) -> ty::ParamEnv<'tcx>, |
| |
| /// Trait selection queries. These are best used by invoking `ty.is_copy_modulo_regions()`, |
| /// `ty.is_copy()`, etc, since that will prune the environment where possible. |
| [] fn is_copy_raw: is_copy_dep_node(ty::ParamEnvAnd<'tcx, Ty<'tcx>>) -> bool, |
| [] fn is_sized_raw: is_sized_dep_node(ty::ParamEnvAnd<'tcx, Ty<'tcx>>) -> bool, |
| [] fn is_freeze_raw: is_freeze_dep_node(ty::ParamEnvAnd<'tcx, Ty<'tcx>>) -> bool, |
| |
| // The cycle error here should be reported as an error by `check_representable`. |
| // We consider the type as not needing drop in the meanwhile to avoid |
| // further errors (done in impl Value for NeedsDrop). |
| // Use `cycle_delay_bug` to delay the cycle error here to be emitted later |
| // in case we accidentally otherwise don't emit an error. |
| [cycle_delay_bug] fn needs_drop_raw: needs_drop_dep_node( |
| ty::ParamEnvAnd<'tcx, Ty<'tcx>> |
| ) -> NeedsDrop, |
| |
| [] fn layout_raw: layout_dep_node(ty::ParamEnvAnd<'tcx, Ty<'tcx>>) |
| -> Result<&'tcx ty::layout::LayoutDetails, |
| ty::layout::LayoutError<'tcx>>, |
| }, |
| |
| Other { |
| [] fn dylib_dependency_formats: DylibDepFormats(CrateNum) |
| -> Lrc<Vec<(CrateNum, LinkagePreference)>>, |
| }, |
| |
| Codegen { |
| [fatal_cycle] fn is_panic_runtime: IsPanicRuntime(CrateNum) -> bool, |
| [fatal_cycle] fn is_compiler_builtins: IsCompilerBuiltins(CrateNum) -> bool, |
| [fatal_cycle] fn has_global_allocator: HasGlobalAllocator(CrateNum) -> bool, |
| [fatal_cycle] fn has_panic_handler: HasPanicHandler(CrateNum) -> bool, |
| [fatal_cycle] fn is_sanitizer_runtime: IsSanitizerRuntime(CrateNum) -> bool, |
| [fatal_cycle] fn is_profiler_runtime: IsProfilerRuntime(CrateNum) -> bool, |
| [fatal_cycle] fn panic_strategy: GetPanicStrategy(CrateNum) -> PanicStrategy, |
| [fatal_cycle] fn is_no_builtins: IsNoBuiltins(CrateNum) -> bool, |
| |
| [] fn extern_crate: ExternCrate(DefId) -> Lrc<Option<ExternCrate>>, |
| }, |
| |
| TypeChecking { |
| [] fn specializes: specializes_node((DefId, DefId)) -> bool, |
| [] fn in_scope_traits_map: InScopeTraits(DefIndex) |
| -> Option<Lrc<FxHashMap<ItemLocalId, Lrc<StableVec<TraitCandidate>>>>>, |
| }, |
| |
| Other { |
| [] fn module_exports: ModuleExports(DefId) -> Option<Lrc<Vec<Export>>>, |
| [] fn lint_levels: lint_levels_node(CrateNum) -> Lrc<lint::LintLevelMap>, |
| }, |
| |
| TypeChecking { |
| [] fn impl_defaultness: ImplDefaultness(DefId) -> hir::Defaultness, |
| |
| [] fn check_item_well_formed: CheckItemWellFormed(DefId) -> (), |
| [] fn check_trait_item_well_formed: CheckTraitItemWellFormed(DefId) -> (), |
| [] fn check_impl_item_well_formed: CheckImplItemWellFormed(DefId) -> (), |
| }, |
| |
| Linking { |
| // The DefIds of all non-generic functions and statics in the given crate |
| // that can be reached from outside the crate. |
| // |
| // We expect this items to be available for being linked to. |
| // |
| // This query can also be called for LOCAL_CRATE. In this case it will |
| // compute which items will be reachable to other crates, taking into account |
| // the kind of crate that is currently compiled. Crates with only a |
| // C interface have fewer reachable things. |
| // |
| // Does not include external symbols that don't have a corresponding DefId, |
| // like the compiler-generated `main` function and so on. |
| [] fn reachable_non_generics: ReachableNonGenerics(CrateNum) |
| -> Lrc<DefIdMap<SymbolExportLevel>>, |
| [] fn is_reachable_non_generic: IsReachableNonGeneric(DefId) -> bool, |
| [] fn is_unreachable_local_definition: IsUnreachableLocalDefinition(DefId) -> bool, |
| }, |
| |
| Codegen { |
| [] fn upstream_monomorphizations: UpstreamMonomorphizations(CrateNum) |
| -> Lrc<DefIdMap<Lrc<FxHashMap<SubstsRef<'tcx>, CrateNum>>>>, |
| [] fn upstream_monomorphizations_for: UpstreamMonomorphizationsFor(DefId) |
| -> Option<Lrc<FxHashMap<SubstsRef<'tcx>, CrateNum>>>, |
| }, |
| |
| Other { |
| [] fn native_libraries: NativeLibraries(CrateNum) -> Lrc<Vec<NativeLibrary>>, |
| |
| [] fn foreign_modules: ForeignModules(CrateNum) -> Lrc<Vec<ForeignModule>>, |
| |
| /// Identifies the entry-point (e.g., the `main` function) for a given |
| /// crate, returning `None` if there is no entry point (such as for library crates). |
| [] fn entry_fn: EntryFn(CrateNum) -> Option<(DefId, EntryFnType)>, |
| [] fn plugin_registrar_fn: PluginRegistrarFn(CrateNum) -> Option<DefId>, |
| [] fn proc_macro_decls_static: ProcMacroDeclsStatic(CrateNum) -> Option<DefId>, |
| [] fn crate_disambiguator: CrateDisambiguator(CrateNum) -> CrateDisambiguator, |
| [] fn crate_hash: CrateHash(CrateNum) -> Svh, |
| [] fn original_crate_name: OriginalCrateName(CrateNum) -> Symbol, |
| [] fn extra_filename: ExtraFileName(CrateNum) -> String, |
| }, |
| |
| TypeChecking { |
| [] fn implementations_of_trait: implementations_of_trait_node((CrateNum, DefId)) |
| -> Lrc<Vec<DefId>>, |
| [] fn all_trait_implementations: AllTraitImplementations(CrateNum) |
| -> Lrc<Vec<DefId>>, |
| }, |
| |
| Other { |
| [] fn dllimport_foreign_items: DllimportForeignItems(CrateNum) |
| -> Lrc<FxHashSet<DefId>>, |
| [] fn is_dllimport_foreign_item: IsDllimportForeignItem(DefId) -> bool, |
| [] fn is_statically_included_foreign_item: IsStaticallyIncludedForeignItem(DefId) -> bool, |
| [] fn native_library_kind: NativeLibraryKind(DefId) |
| -> Option<NativeLibraryKind>, |
| }, |
| |
| Linking { |
| [] fn link_args: link_args_node(CrateNum) -> Lrc<Vec<String>>, |
| }, |
| |
| BorrowChecking { |
| // Lifetime resolution. See `middle::resolve_lifetimes`. |
| [] fn resolve_lifetimes: ResolveLifetimes(CrateNum) -> Lrc<ResolveLifetimes>, |
| [] fn named_region_map: NamedRegion(DefIndex) -> |
| Option<Lrc<FxHashMap<ItemLocalId, Region>>>, |
| [] fn is_late_bound_map: IsLateBound(DefIndex) -> |
| Option<Lrc<FxHashSet<ItemLocalId>>>, |
| [] fn object_lifetime_defaults_map: ObjectLifetimeDefaults(DefIndex) |
| -> Option<Lrc<FxHashMap<ItemLocalId, Lrc<Vec<ObjectLifetimeDefault>>>>>, |
| }, |
| |
| TypeChecking { |
| [] fn visibility: Visibility(DefId) -> ty::Visibility, |
| }, |
| |
| Other { |
| [] fn dep_kind: DepKind(CrateNum) -> DepKind, |
| [] fn crate_name: CrateName(CrateNum) -> Symbol, |
| [] fn item_children: ItemChildren(DefId) -> Lrc<Vec<Export>>, |
| [] fn extern_mod_stmt_cnum: ExternModStmtCnum(DefId) -> Option<CrateNum>, |
| |
| [] fn get_lib_features: get_lib_features_node(CrateNum) -> Lrc<LibFeatures>, |
| [] fn defined_lib_features: DefinedLibFeatures(CrateNum) |
| -> Lrc<Vec<(Symbol, Option<Symbol>)>>, |
| [] fn get_lang_items: get_lang_items_node(CrateNum) -> Lrc<LanguageItems>, |
| [] fn defined_lang_items: DefinedLangItems(CrateNum) -> Lrc<Vec<(DefId, usize)>>, |
| [] fn missing_lang_items: MissingLangItems(CrateNum) -> Lrc<Vec<LangItem>>, |
| [] fn visible_parent_map: visible_parent_map_node(CrateNum) |
| -> Lrc<DefIdMap<DefId>>, |
| [] fn missing_extern_crate_item: MissingExternCrateItem(CrateNum) -> bool, |
| [] fn used_crate_source: UsedCrateSource(CrateNum) -> Lrc<CrateSource>, |
| [] fn postorder_cnums: postorder_cnums_node(CrateNum) -> Lrc<Vec<CrateNum>>, |
| |
| [] fn freevars: Freevars(DefId) -> Option<Lrc<Vec<hir::Freevar>>>, |
| [] fn maybe_unused_trait_import: MaybeUnusedTraitImport(DefId) -> bool, |
| [] fn maybe_unused_extern_crates: maybe_unused_extern_crates_node(CrateNum) |
| -> Lrc<Vec<(DefId, Span)>>, |
| [] fn names_imported_by_glob_use: NamesImportedByGlobUse(DefId) |
| -> Lrc<FxHashSet<ast::Name>>, |
| |
| [] fn stability_index: stability_index_node(CrateNum) -> Lrc<stability::Index<'tcx>>, |
| [] fn all_crate_nums: all_crate_nums_node(CrateNum) -> Lrc<Vec<CrateNum>>, |
| |
| /// A vector of every trait accessible in the whole crate |
| /// (i.e., including those from subcrates). This is used only for |
| /// error reporting. |
| [] fn all_traits: all_traits_node(CrateNum) -> Lrc<Vec<DefId>>, |
| }, |
| |
| Linking { |
| [] fn exported_symbols: ExportedSymbols(CrateNum) |
| -> Arc<Vec<(ExportedSymbol<'tcx>, SymbolExportLevel)>>, |
| }, |
| |
| Codegen { |
| [] fn collect_and_partition_mono_items: |
| collect_and_partition_mono_items_node(CrateNum) |
| -> (Arc<DefIdSet>, Arc<Vec<Arc<CodegenUnit<'tcx>>>>), |
| [] fn is_codegened_item: IsCodegenedItem(DefId) -> bool, |
| [] fn codegen_unit: CodegenUnit(InternedString) -> Arc<CodegenUnit<'tcx>>, |
| [] fn backend_optimization_level: BackendOptimizationLevel(CrateNum) -> OptLevel, |
| }, |
| |
| Other { |
| [] fn output_filenames: output_filenames_node(CrateNum) |
| -> Arc<OutputFilenames>, |
| }, |
| |
| TypeChecking { |
| // Erases regions from `ty` to yield a new type. |
| // Normally you would just use `tcx.erase_regions(&value)`, |
| // however, which uses this query as a kind of cache. |
| [] fn erase_regions_ty: erase_regions_ty(Ty<'tcx>) -> Ty<'tcx>, |
| |
| /// Do not call this query directly: invoke `normalize` instead. |
| [] fn normalize_projection_ty: NormalizeProjectionTy( |
| CanonicalProjectionGoal<'tcx> |
| ) -> Result< |
| Lrc<Canonical<'tcx, canonical::QueryResponse<'tcx, NormalizationResult<'tcx>>>>, |
| NoSolution, |
| >, |
| |
| /// Do not call this query directly: invoke `normalize_erasing_regions` instead. |
| [] fn normalize_ty_after_erasing_regions: NormalizeTyAfterErasingRegions( |
| ParamEnvAnd<'tcx, Ty<'tcx>> |
| ) -> Ty<'tcx>, |
| |
| [] fn implied_outlives_bounds: ImpliedOutlivesBounds( |
| CanonicalTyGoal<'tcx> |
| ) -> Result< |
| Lrc<Canonical<'tcx, canonical::QueryResponse<'tcx, Vec<OutlivesBound<'tcx>>>>>, |
| NoSolution, |
| >, |
| |
| /// Do not call this query directly: invoke `infcx.at().dropck_outlives()` instead. |
| [] fn dropck_outlives: DropckOutlives( |
| CanonicalTyGoal<'tcx> |
| ) -> Result< |
| Lrc<Canonical<'tcx, canonical::QueryResponse<'tcx, DropckOutlivesResult<'tcx>>>>, |
| NoSolution, |
| >, |
| |
| /// Do not call this query directly: invoke `infcx.predicate_may_hold()` or |
| /// `infcx.predicate_must_hold()` instead. |
| [] fn evaluate_obligation: EvaluateObligation( |
| CanonicalPredicateGoal<'tcx> |
| ) -> Result<traits::EvaluationResult, traits::OverflowError>, |
| |
| [] fn evaluate_goal: EvaluateGoal( |
| traits::ChalkCanonicalGoal<'tcx> |
| ) -> Result< |
| Lrc<Canonical<'tcx, canonical::QueryResponse<'tcx, ()>>>, |
| NoSolution |
| >, |
| |
| /// Do not call this query directly: part of the `Eq` type-op |
| [] fn type_op_ascribe_user_type: TypeOpAscribeUserType( |
| CanonicalTypeOpAscribeUserTypeGoal<'tcx> |
| ) -> Result< |
| Lrc<Canonical<'tcx, canonical::QueryResponse<'tcx, ()>>>, |
| NoSolution, |
| >, |
| |
| /// Do not call this query directly: part of the `Eq` type-op |
| [] fn type_op_eq: TypeOpEq( |
| CanonicalTypeOpEqGoal<'tcx> |
| ) -> Result< |
| Lrc<Canonical<'tcx, canonical::QueryResponse<'tcx, ()>>>, |
| NoSolution, |
| >, |
| |
| /// Do not call this query directly: part of the `Subtype` type-op |
| [] fn type_op_subtype: TypeOpSubtype( |
| CanonicalTypeOpSubtypeGoal<'tcx> |
| ) -> Result< |
| Lrc<Canonical<'tcx, canonical::QueryResponse<'tcx, ()>>>, |
| NoSolution, |
| >, |
| |
| /// Do not call this query directly: part of the `ProvePredicate` type-op |
| [] fn type_op_prove_predicate: TypeOpProvePredicate( |
| CanonicalTypeOpProvePredicateGoal<'tcx> |
| ) -> Result< |
| Lrc<Canonical<'tcx, canonical::QueryResponse<'tcx, ()>>>, |
| NoSolution, |
| >, |
| |
| /// Do not call this query directly: part of the `Normalize` type-op |
| [] fn type_op_normalize_ty: TypeOpNormalizeTy( |
| CanonicalTypeOpNormalizeGoal<'tcx, Ty<'tcx>> |
| ) -> Result< |
| Lrc<Canonical<'tcx, canonical::QueryResponse<'tcx, Ty<'tcx>>>>, |
| NoSolution, |
| >, |
| |
| /// Do not call this query directly: part of the `Normalize` type-op |
| [] fn type_op_normalize_predicate: TypeOpNormalizePredicate( |
| CanonicalTypeOpNormalizeGoal<'tcx, ty::Predicate<'tcx>> |
| ) -> Result< |
| Lrc<Canonical<'tcx, canonical::QueryResponse<'tcx, ty::Predicate<'tcx>>>>, |
| NoSolution, |
| >, |
| |
| /// Do not call this query directly: part of the `Normalize` type-op |
| [] fn type_op_normalize_poly_fn_sig: TypeOpNormalizePolyFnSig( |
| CanonicalTypeOpNormalizeGoal<'tcx, ty::PolyFnSig<'tcx>> |
| ) -> Result< |
| Lrc<Canonical<'tcx, canonical::QueryResponse<'tcx, ty::PolyFnSig<'tcx>>>>, |
| NoSolution, |
| >, |
| |
| /// Do not call this query directly: part of the `Normalize` type-op |
| [] fn type_op_normalize_fn_sig: TypeOpNormalizeFnSig( |
| CanonicalTypeOpNormalizeGoal<'tcx, ty::FnSig<'tcx>> |
| ) -> Result< |
| Lrc<Canonical<'tcx, canonical::QueryResponse<'tcx, ty::FnSig<'tcx>>>>, |
| NoSolution, |
| >, |
| |
| [] fn substitute_normalize_and_test_predicates: |
| substitute_normalize_and_test_predicates_node((DefId, SubstsRef<'tcx>)) -> bool, |
| |
| [] fn method_autoderef_steps: MethodAutoderefSteps( |
| CanonicalTyGoal<'tcx> |
| ) -> MethodAutoderefStepsResult<'tcx>, |
| }, |
| |
| Other { |
| [] fn target_features_whitelist: |
| target_features_whitelist_node(CrateNum) -> Lrc<FxHashMap<String, Option<String>>>, |
| |
| // Get an estimate of the size of an InstanceDef based on its MIR for CGU partitioning. |
| [] fn instance_def_size_estimate: instance_def_size_estimate_dep_node(ty::InstanceDef<'tcx>) |
| -> usize, |
| |
| [] fn features_query: features_node(CrateNum) -> Lrc<feature_gate::Features>, |
| }, |
| |
| TypeChecking { |
| [] fn program_clauses_for: ProgramClausesFor(DefId) -> Clauses<'tcx>, |
| |
| [] fn program_clauses_for_env: ProgramClausesForEnv( |
| traits::Environment<'tcx> |
| ) -> Clauses<'tcx>, |
| |
| // Get the chalk-style environment of the given item. |
| [] fn environment: Environment(DefId) -> traits::Environment<'tcx>, |
| }, |
| |
| Linking { |
| [] fn wasm_import_module_map: WasmImportModuleMap(CrateNum) |
| -> Lrc<FxHashMap<DefId, String>>, |
| }, |
| } |
| |
| ////////////////////////////////////////////////////////////////////// |
| // These functions are little shims used to find the dep-node for a |
| // given query when there is not a *direct* mapping: |
| |
| |
| fn features_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::Features |
| } |
| |
| fn codegen_fn_attrs<'tcx>(id: DefId) -> DepConstructor<'tcx> { |
| DepConstructor::CodegenFnAttrs { 0: id } |
| } |
| |
| fn erase_regions_ty<'tcx>(ty: Ty<'tcx>) -> DepConstructor<'tcx> { |
| DepConstructor::EraseRegionsTy { ty } |
| } |
| |
| fn type_param_predicates<'tcx>((item_id, param_id): (DefId, DefId)) -> DepConstructor<'tcx> { |
| DepConstructor::TypeParamPredicates { |
| item_id, |
| param_id |
| } |
| } |
| |
| fn fulfill_obligation_dep_node<'tcx>((param_env, trait_ref): |
| (ty::ParamEnv<'tcx>, ty::PolyTraitRef<'tcx>)) -> DepConstructor<'tcx> { |
| DepConstructor::FulfillObligation { |
| param_env, |
| trait_ref |
| } |
| } |
| |
| fn crate_inherent_impls_dep_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::Coherence |
| } |
| |
| fn inherent_impls_overlap_check_dep_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::CoherenceInherentImplOverlapCheck |
| } |
| |
| fn reachability_dep_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::Reachability |
| } |
| |
| fn mir_shim_dep_node<'tcx>(instance_def: ty::InstanceDef<'tcx>) -> DepConstructor<'tcx> { |
| DepConstructor::MirShim { |
| instance_def |
| } |
| } |
| |
| fn symbol_name_dep_node<'tcx>(instance: ty::Instance<'tcx>) -> DepConstructor<'tcx> { |
| DepConstructor::InstanceSymbolName { instance } |
| } |
| |
| fn typeck_item_bodies_dep_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::TypeckBodiesKrate |
| } |
| |
| fn const_eval_dep_node<'tcx>(param_env: ty::ParamEnvAnd<'tcx, GlobalId<'tcx>>) |
| -> DepConstructor<'tcx> { |
| DepConstructor::ConstEval { param_env } |
| } |
| fn const_eval_raw_dep_node<'tcx>(param_env: ty::ParamEnvAnd<'tcx, GlobalId<'tcx>>) |
| -> DepConstructor<'tcx> { |
| DepConstructor::ConstEvalRaw { param_env } |
| } |
| |
| fn mir_keys<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::MirKeys |
| } |
| |
| fn crate_variances<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::CrateVariances |
| } |
| |
| fn is_copy_dep_node<'tcx>(param_env: ty::ParamEnvAnd<'tcx, Ty<'tcx>>) -> DepConstructor<'tcx> { |
| DepConstructor::IsCopy { param_env } |
| } |
| |
| fn is_sized_dep_node<'tcx>(param_env: ty::ParamEnvAnd<'tcx, Ty<'tcx>>) -> DepConstructor<'tcx> { |
| DepConstructor::IsSized { param_env } |
| } |
| |
| fn is_freeze_dep_node<'tcx>(param_env: ty::ParamEnvAnd<'tcx, Ty<'tcx>>) -> DepConstructor<'tcx> { |
| DepConstructor::IsFreeze { param_env } |
| } |
| |
| fn needs_drop_dep_node<'tcx>(param_env: ty::ParamEnvAnd<'tcx, Ty<'tcx>>) -> DepConstructor<'tcx> { |
| DepConstructor::NeedsDrop { param_env } |
| } |
| |
| fn layout_dep_node<'tcx>(param_env: ty::ParamEnvAnd<'tcx, Ty<'tcx>>) -> DepConstructor<'tcx> { |
| DepConstructor::Layout { param_env } |
| } |
| |
| fn lint_levels_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::LintLevels |
| } |
| |
| fn specializes_node<'tcx>((a, b): (DefId, DefId)) -> DepConstructor<'tcx> { |
| DepConstructor::Specializes { impl1: a, impl2: b } |
| } |
| |
| fn implementations_of_trait_node<'tcx>((krate, trait_id): (CrateNum, DefId)) |
| -> DepConstructor<'tcx> |
| { |
| DepConstructor::ImplementationsOfTrait { krate, trait_id } |
| } |
| |
| fn link_args_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::LinkArgs |
| } |
| |
| fn get_lib_features_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::GetLibFeatures |
| } |
| |
| fn get_lang_items_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::GetLangItems |
| } |
| |
| fn visible_parent_map_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::VisibleParentMap |
| } |
| |
| fn postorder_cnums_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::PostorderCnums |
| } |
| |
| fn maybe_unused_extern_crates_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::MaybeUnusedExternCrates |
| } |
| |
| fn stability_index_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::StabilityIndex |
| } |
| |
| fn all_crate_nums_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::AllCrateNums |
| } |
| |
| fn all_traits_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::AllTraits |
| } |
| |
| fn collect_and_partition_mono_items_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::CollectAndPartitionMonoItems |
| } |
| |
| fn output_filenames_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::OutputFilenames |
| } |
| |
| fn vtable_methods_node<'tcx>(trait_ref: ty::PolyTraitRef<'tcx>) -> DepConstructor<'tcx> { |
| DepConstructor::VtableMethods{ trait_ref } |
| } |
| |
| fn substitute_normalize_and_test_predicates_node<'tcx>(key: (DefId, SubstsRef<'tcx>)) |
| -> DepConstructor<'tcx> { |
| DepConstructor::SubstituteNormalizeAndTestPredicates { key } |
| } |
| |
| fn target_features_whitelist_node<'tcx>(_: CrateNum) -> DepConstructor<'tcx> { |
| DepConstructor::TargetFeaturesWhitelist |
| } |
| |
| fn instance_def_size_estimate_dep_node<'tcx>(instance_def: ty::InstanceDef<'tcx>) |
| -> DepConstructor<'tcx> { |
| DepConstructor::InstanceDefSizeEstimate { |
| instance_def |
| } |
| } |