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Merge the BTreeMap in hir::Crate.

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This commit is contained in:
Camille GILLOT
2021-02-05 15:47:44 +01:00
parent 0443424954
commit 36a28060f1
14 changed files with 268 additions and 119 deletions
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59
compiler/rustc_ast_lowering/src/lib.rs
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@@ -101,13 +101,8 @@ struct LoweringContext<'a, 'hir: 'a> {
arena: &'hir Arena<'hir>,
/// The items being lowered are collected here.
items: BTreeMap<hir::ItemId, hir::Item<'hir>>,
trait_items: BTreeMap<hir::TraitItemId, hir::TraitItem<'hir>>,
impl_items: BTreeMap<hir::ImplItemId, hir::ImplItem<'hir>>,
foreign_items: BTreeMap<hir::ForeignItemId, hir::ForeignItem<'hir>>,
owners: IndexVec<LocalDefId, Option<hir::OwnerNode<'hir>>>,
bodies: BTreeMap<hir::BodyId, hir::Body<'hir>>,
exported_macros: Vec<hir::MacroDef<'hir>>,
non_exported_macro_attrs: Vec<ast::Attribute>,
trait_impls: BTreeMap<DefId, Vec<LocalDefId>>,
@@ -330,15 +325,11 @@ pub fn lower_crate<'a, 'hir>(
resolver,
nt_to_tokenstream,
arena,
items: BTreeMap::new(),
trait_items: BTreeMap::new(),
impl_items: BTreeMap::new(),
foreign_items: BTreeMap::new(),
owners: IndexVec::default(),
bodies: BTreeMap::new(),
trait_impls: BTreeMap::new(),
modules: BTreeMap::new(),
attrs: BTreeMap::default(),
exported_macros: Vec::new(),
non_exported_macro_attrs: Vec::new(),
catch_scopes: Vec::new(),
loop_scopes: Vec::new(),
@@ -558,12 +549,8 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
let krate = hir::Crate {
item: module,
exported_macros: self.arena.alloc_from_iter(self.exported_macros),
non_exported_macro_attrs: self.arena.alloc_from_iter(self.non_exported_macro_attrs),
items: self.items,
trait_items: self.trait_items,
impl_items: self.impl_items,
foreign_items: self.foreign_items,
owners: self.owners,
bodies: self.bodies,
body_ids,
trait_impls: self.trait_impls,
@@ -576,12 +563,48 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
}
fn insert_item(&mut self, item: hir::Item<'hir>) -> hir::ItemId {
let id = hir::ItemId { def_id: item.def_id };
self.items.insert(id, item);
let id = item.item_id();
let item = self.arena.alloc(item);
self.owners.ensure_contains_elem(id.def_id, || None);
self.owners[id.def_id] = Some(hir::OwnerNode::Item(item));
self.modules.entry(self.current_module).or_default().items.insert(id);
id
}
fn insert_foreign_item(&mut self, item: hir::ForeignItem<'hir>) -> hir::ForeignItemId {
let id = item.foreign_item_id();
let item = self.arena.alloc(item);
self.owners.ensure_contains_elem(id.def_id, || None);
self.owners[id.def_id] = Some(hir::OwnerNode::ForeignItem(item));
self.modules.entry(self.current_module).or_default().foreign_items.insert(id);
id
}
fn insert_impl_item(&mut self, item: hir::ImplItem<'hir>) -> hir::ImplItemId {
let id = item.impl_item_id();
let item = self.arena.alloc(item);
self.owners.ensure_contains_elem(id.def_id, || None);
self.owners[id.def_id] = Some(hir::OwnerNode::ImplItem(item));
self.modules.entry(self.current_module).or_default().impl_items.insert(id);
id
}
fn insert_trait_item(&mut self, item: hir::TraitItem<'hir>) -> hir::TraitItemId {
let id = item.trait_item_id();
let item = self.arena.alloc(item);
self.owners.ensure_contains_elem(id.def_id, || None);
self.owners[id.def_id] = Some(hir::OwnerNode::TraitItem(item));
self.modules.entry(self.current_module).or_default().trait_items.insert(id);
id
}
fn insert_macro_def(&mut self, item: hir::MacroDef<'hir>) {
let def_id = item.def_id;
let item = self.arena.alloc(item);
self.owners.ensure_contains_elem(def_id, || None);
self.owners[def_id] = Some(hir::OwnerNode::MacroDef(item));
}
fn allocate_hir_id_counter(&mut self, owner: NodeId) -> hir::HirId {
// Set up the counter if needed.
self.item_local_id_counters.entry(owner).or_insert(0);