triple: tcx.sess.opts.target_triple.clone(),
hash: tcx.crate_hash(LOCAL_CRATE),
disambiguator: tcx.sess.local_crate_disambiguator(),
+ stable_crate_id: tcx.def_path_hash(LOCAL_CRATE.as_def_id()).stable_crate_id(),
panic_strategy: tcx.sess.panic_strategy(),
edition: tcx.sess.edition(),
has_global_allocator: tcx.has_global_allocator(LOCAL_CRATE),
}
}
+fn should_encode_variances(def_kind: DefKind) -> bool {
+ match def_kind {
+ DefKind::Struct
+ | DefKind::Union
+ | DefKind::Enum
+ | DefKind::Variant
+ | DefKind::Fn
+ | DefKind::Ctor(..)
+ | DefKind::AssocFn => true,
+ DefKind::Mod
+ | DefKind::Field
+ | DefKind::AssocTy
+ | DefKind::AssocConst
+ | DefKind::TyParam
+ | DefKind::ConstParam
+ | DefKind::Static
+ | DefKind::Const
+ | DefKind::ForeignMod
+ | DefKind::TyAlias
+ | DefKind::OpaqueTy
+ | DefKind::Impl
+ | DefKind::Trait
+ | DefKind::TraitAlias
+ | DefKind::Macro(..)
+ | DefKind::ForeignTy
+ | DefKind::Use
+ | DefKind::LifetimeParam
+ | DefKind::AnonConst
+ | DefKind::GlobalAsm
+ | DefKind::Closure
+ | DefKind::Generator
+ | DefKind::ExternCrate => false,
+ }
+}
+
impl EncodeContext<'a, 'tcx> {
fn encode_def_ids(&mut self) {
if self.is_proc_macro {
self.encode_const_stability(def_id);
self.encode_deprecation(def_id);
}
+ if should_encode_variances(def_kind) {
+ let v = self.tcx.variances_of(def_id);
+ record!(self.tables.variances[def_id] <- v);
+ }
+ let g = tcx.generics_of(def_id);
+ record!(self.tables.generics[def_id] <- g);
+ record!(self.tables.explicit_predicates[def_id] <- self.tcx.explicit_predicates_of(def_id));
+ let inferred_outlives = self.tcx.inferred_outlives_of(def_id);
+ if !inferred_outlives.is_empty() {
+ record!(self.tables.inferred_outlives[def_id] <- inferred_outlives);
+ }
+ }
+ let inherent_impls = tcx.crate_inherent_impls(LOCAL_CRATE);
+ for (def_id, implementations) in inherent_impls.inherent_impls.iter() {
+ assert!(def_id.is_local());
+ if implementations.is_empty() {
+ continue;
+ }
+ record!(self.tables.inherent_impls[def_id] <- implementations.iter().map(|&def_id| {
+ assert!(def_id.is_local());
+ def_id.index
+ }));
}
- }
-
- fn encode_variances_of(&mut self, def_id: DefId) {
- debug!("EncodeContext::encode_variances_of({:?})", def_id);
- record!(self.tables.variances[def_id] <- self.tcx.variances_of(def_id));
}
fn encode_item_type(&mut self, def_id: DefId) {
if let Some(ctor_def_id) = variant.ctor_def_id {
record!(self.tables.fn_sig[def_id] <- tcx.fn_sig(ctor_def_id));
}
- // FIXME(eddyb) is this ever used?
- self.encode_variances_of(def_id);
}
- self.encode_generics(def_id);
- self.encode_explicit_predicates(def_id);
- self.encode_inferred_outlives(def_id);
}
fn encode_enum_variant_ctor(&mut self, def: &ty::AdtDef, index: VariantIdx) {
self.encode_item_type(def_id);
if variant.ctor_kind == CtorKind::Fn {
record!(self.tables.fn_sig[def_id] <- tcx.fn_sig(def_id));
- self.encode_variances_of(def_id);
}
- self.encode_generics(def_id);
- self.encode_explicit_predicates(def_id);
- self.encode_inferred_outlives(def_id);
}
fn encode_info_for_mod(&mut self, local_def_id: LocalDefId, md: &hir::Mod<'_>) {
record!(self.tables.kind[def_id] <- EntryKind::Field);
self.encode_ident_span(def_id, field.ident);
self.encode_item_type(def_id);
- self.encode_generics(def_id);
- self.encode_explicit_predicates(def_id);
- self.encode_inferred_outlives(def_id);
}
fn encode_struct_ctor(&mut self, adt_def: &ty::AdtDef, def_id: DefId) {
self.encode_item_type(def_id);
if variant.ctor_kind == CtorKind::Fn {
record!(self.tables.fn_sig[def_id] <- tcx.fn_sig(def_id));
- self.encode_variances_of(def_id);
- }
- self.encode_generics(def_id);
- self.encode_explicit_predicates(def_id);
- self.encode_inferred_outlives(def_id);
- }
-
- fn encode_generics(&mut self, def_id: DefId) {
- debug!("EncodeContext::encode_generics({:?})", def_id);
- record!(self.tables.generics[def_id] <- self.tcx.generics_of(def_id));
- }
-
- fn encode_explicit_predicates(&mut self, def_id: DefId) {
- debug!("EncodeContext::encode_explicit_predicates({:?})", def_id);
- record!(self.tables.explicit_predicates[def_id] <-
- self.tcx.explicit_predicates_of(def_id));
- }
-
- fn encode_inferred_outlives(&mut self, def_id: DefId) {
- debug!("EncodeContext::encode_inferred_outlives({:?})", def_id);
- let inferred_outlives = self.tcx.inferred_outlives_of(def_id);
- if !inferred_outlives.is_empty() {
- record!(self.tables.inferred_outlives[def_id] <- inferred_outlives);
}
}
}
if trait_item.kind == ty::AssocKind::Fn {
record!(self.tables.fn_sig[def_id] <- tcx.fn_sig(def_id));
- self.encode_variances_of(def_id);
}
- self.encode_generics(def_id);
- self.encode_explicit_predicates(def_id);
- self.encode_inferred_outlives(def_id);
}
fn encode_info_for_impl_item(&mut self, def_id: DefId) {
self.encode_item_type(def_id);
if impl_item.kind == ty::AssocKind::Fn {
record!(self.tables.fn_sig[def_id] <- tcx.fn_sig(def_id));
- self.encode_variances_of(def_id);
}
- self.encode_generics(def_id);
- self.encode_explicit_predicates(def_id);
- self.encode_inferred_outlives(def_id);
}
fn encode_fn_param_names_for_body(&mut self, body_id: hir::BodyId) -> Lazy<[Ident]> {
}
}
- // Encodes the inherent implementations of a structure, enumeration, or trait.
- fn encode_inherent_implementations(&mut self, def_id: DefId) {
- debug!("EncodeContext::encode_inherent_implementations({:?})", def_id);
- let implementations = self.tcx.inherent_impls(def_id);
- if !implementations.is_empty() {
- record!(self.tables.inherent_impls[def_id] <- implementations.iter().map(|&def_id| {
- assert!(def_id.is_local());
- def_id.index
- }));
- }
- }
-
fn encode_stability(&mut self, def_id: DefId) {
debug!("EncodeContext::encode_stability({:?})", def_id);
record!(self.tables.impl_trait_ref[def_id] <- trait_ref);
}
}
- self.encode_inherent_implementations(def_id);
- match item.kind {
- hir::ItemKind::Enum(..)
- | hir::ItemKind::Struct(..)
- | hir::ItemKind::Union(..)
- | hir::ItemKind::Fn(..) => self.encode_variances_of(def_id),
- _ => {}
- }
- match item.kind {
- hir::ItemKind::Static(..)
- | hir::ItemKind::Const(..)
- | hir::ItemKind::Fn(..)
- | hir::ItemKind::TyAlias(..)
- | hir::ItemKind::Enum(..)
- | hir::ItemKind::Struct(..)
- | hir::ItemKind::Union(..)
- | hir::ItemKind::Impl { .. }
- | hir::ItemKind::OpaqueTy(..)
- | hir::ItemKind::Trait(..)
- | hir::ItemKind::TraitAlias(..) => {
- self.encode_generics(def_id);
- self.encode_explicit_predicates(def_id);
- self.encode_inferred_outlives(def_id);
- }
- _ => {}
- }
match item.kind {
hir::ItemKind::Trait(..) | hir::ItemKind::TraitAlias(..) => {
self.encode_super_predicates(def_id);
if let ty::Closure(def_id, substs) = *ty.kind() {
record!(self.tables.fn_sig[def_id] <- substs.as_closure().sig());
}
- self.encode_generics(def_id.to_def_id());
}
fn encode_info_for_anon_const(&mut self, def_id: LocalDefId) {
record!(self.tables.kind[def_id.to_def_id()] <- EntryKind::AnonConst(qualifs, const_data));
self.encode_item_type(def_id.to_def_id());
- self.encode_generics(def_id.to_def_id());
- self.encode_explicit_predicates(def_id.to_def_id());
- self.encode_inferred_outlives(def_id.to_def_id());
}
fn encode_native_libraries(&mut self) -> Lazy<[NativeLib]> {
}
self.encode_ident_span(def_id, nitem.ident);
self.encode_item_type(def_id);
- self.encode_inherent_implementations(def_id);
if let hir::ForeignItemKind::Fn(..) = nitem.kind {
record!(self.tables.fn_sig[def_id] <- tcx.fn_sig(def_id));
- self.encode_variances_of(def_id);
}
- self.encode_generics(def_id);
- self.encode_explicit_predicates(def_id);
- self.encode_inferred_outlives(def_id);
}
}