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Use less HirId when referring to items.

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This commit is contained in:
Camille GILLOT 2021-01-31 18:21:04 +01:00
parent c4e7427081
commit f395f2ea12
3 changed files with 27 additions and 28 deletions
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28
compiler/rustc_incremental/src/persist/dirty_clean.rs
View File

@ -17,7 +17,7 @@ use rustc_ast::{self as ast, Attribute, NestedMetaItem};
use rustc_data_structures::fingerprint::Fingerprint;
use rustc_data_structures::fx::FxHashSet;
use rustc_hir as hir;
use rustc_hir::def_id::DefId;
use rustc_hir::def_id::{DefId, LocalDefId};
use rustc_hir::intravisit;
use rustc_hir::itemlikevisit::ItemLikeVisitor;
use rustc_hir::Node as HirNode;
@ -179,7 +179,7 @@ pub struct DirtyCleanVisitor<'tcx> {
impl DirtyCleanVisitor<'tcx> {
/// Possibly "deserialize" the attribute into a clean/dirty assertion
fn assertion_maybe(&mut self, item_id: hir::HirId, attr: &Attribute) -> Option<Assertion> {
fn assertion_maybe(&mut self, item_id: LocalDefId, attr: &Attribute) -> Option<Assertion> {
let is_clean = if self.tcx.sess.check_name(attr, sym::rustc_dirty) {
false
} else if self.tcx.sess.check_name(attr, sym::rustc_clean) {
@ -207,7 +207,7 @@ impl DirtyCleanVisitor<'tcx> {
/// Gets the "auto" assertion on pre-validated attr, along with the `except` labels.
fn assertion_auto(
&mut self,
item_id: hir::HirId,
item_id: LocalDefId,
attr: &Attribute,
is_clean: bool,
) -> Assertion {
@ -253,8 +253,9 @@ impl DirtyCleanVisitor<'tcx> {
/// Return all DepNode labels that should be asserted for this item.
/// index=0 is the "name" used for error messages
fn auto_labels(&mut self, item_id: hir::HirId, attr: &Attribute) -> (&'static str, Labels) {
let node = self.tcx.hir().get(item_id);
fn auto_labels(&mut self, item_id: LocalDefId, attr: &Attribute) -> (&'static str, Labels) {
let hir_id = self.tcx.hir().local_def_id_to_hir_id(item_id);
let node = self.tcx.hir().get(hir_id);
let (name, labels) = match node {
HirNode::Item(item) => {
match item.kind {
@ -430,18 +431,17 @@ impl DirtyCleanVisitor<'tcx> {
}
}
fn check_item(&mut self, item_id: hir::HirId, item_span: Span) {
let def_id = self.tcx.hir().local_def_id(item_id);
for attr in self.tcx.get_attrs(def_id.to_def_id()).iter() {
fn check_item(&mut self, item_id: LocalDefId, item_span: Span) {
for attr in self.tcx.get_attrs(item_id.to_def_id()).iter() {
let assertion = match self.assertion_maybe(item_id, attr) {
Some(a) => a,
None => continue,
};
self.checked_attrs.insert(attr.id);
for dep_node in self.dep_nodes(&assertion.clean, def_id.to_def_id()) {
for dep_node in self.dep_nodes(&assertion.clean, item_id.to_def_id()) {
self.assert_clean(item_span, dep_node);
}
for dep_node in self.dep_nodes(&assertion.dirty, def_id.to_def_id()) {
for dep_node in self.dep_nodes(&assertion.dirty, item_id.to_def_id()) {
self.assert_dirty(item_span, dep_node);
}
}
@ -450,19 +450,19 @@ impl DirtyCleanVisitor<'tcx> {
impl ItemLikeVisitor<'tcx> for DirtyCleanVisitor<'tcx> {
fn visit_item(&mut self, item: &'tcx hir::Item<'tcx>) {
self.check_item(item.hir_id(), item.span);
self.check_item(item.def_id, item.span);
}
fn visit_trait_item(&mut self, item: &hir::TraitItem<'_>) {
self.check_item(item.hir_id(), item.span);
self.check_item(item.def_id, item.span);
}
fn visit_impl_item(&mut self, item: &hir::ImplItem<'_>) {
self.check_item(item.hir_id(), item.span);
self.check_item(item.def_id, item.span);
}
fn visit_foreign_item(&mut self, item: &hir::ForeignItem<'_>) {
self.check_item(item.hir_id(), item.span);
self.check_item(item.def_id, item.span);
}
}

15
compiler/rustc_passes/src/diagnostic_items.rs
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@ -16,7 +16,7 @@ use rustc_hir::itemlikevisit::ItemLikeVisitor;
use rustc_middle::ty::query::Providers;
use rustc_middle::ty::TyCtxt;
use rustc_session::Session;
use rustc_span::def_id::{DefId, LOCAL_CRATE};
use rustc_span::def_id::{DefId, LocalDefId, LOCAL_CRATE};
use rustc_span::symbol::{sym, Symbol};
struct DiagnosticItemCollector<'tcx> {
@ -27,19 +27,19 @@ struct DiagnosticItemCollector<'tcx> {
impl<'v, 'tcx> ItemLikeVisitor<'v> for DiagnosticItemCollector<'tcx> {
fn visit_item(&mut self, item: &hir::Item<'_>) {
self.observe_item(&item.attrs, item.hir_id());
self.observe_item(&item.attrs, item.def_id);
}
fn visit_trait_item(&mut self, trait_item: &hir::TraitItem<'_>) {
self.observe_item(&trait_item.attrs, trait_item.hir_id());
self.observe_item(&trait_item.attrs, trait_item.def_id);
}
fn visit_impl_item(&mut self, impl_item: &hir::ImplItem<'_>) {
self.observe_item(&impl_item.attrs, impl_item.hir_id());
self.observe_item(&impl_item.attrs, impl_item.def_id);
}
fn visit_foreign_item(&mut self, foreign_item: &hir::ForeignItem<'_>) {
self.observe_item(foreign_item.attrs, foreign_item.hir_id());
self.observe_item(foreign_item.attrs, foreign_item.def_id);
}
}
@ -48,9 +48,8 @@ impl<'tcx> DiagnosticItemCollector<'tcx> {
DiagnosticItemCollector { tcx, items: Default::default() }
}
fn observe_item(&mut self, attrs: &[ast::Attribute], hir_id: hir::HirId) {
fn observe_item(&mut self, attrs: &[ast::Attribute], def_id: LocalDefId) {
if let Some(name) = extract(&self.tcx.sess, attrs) {
let def_id = self.tcx.hir().local_def_id(hir_id);
// insert into our table
collect_item(self.tcx, &mut self.items, name, def_id.to_def_id());
}
@ -106,7 +105,7 @@ fn collect<'tcx>(tcx: TyCtxt<'tcx>) -> FxHashMap<Symbol, DefId> {
tcx.hir().krate().visit_all_item_likes(&mut collector);
for m in tcx.hir().krate().exported_macros {
collector.observe_item(m.attrs, m.hir_id());
collector.observe_item(m.attrs, m.def_id);
}
collector.items

12
compiler/rustc_symbol_mangling/src/test.rs
View File

@ -5,6 +5,7 @@
//! paths etc in all kinds of annoying scenarios.
use rustc_hir as hir;
use rustc_hir::def_id::LocalDefId;
use rustc_middle::ty::print::with_no_trimmed_paths;
use rustc_middle::ty::{subst::InternalSubsts, Instance, TyCtxt};
use rustc_span::symbol::{sym, Symbol};
@ -31,9 +32,8 @@ struct SymbolNamesTest<'tcx> {
}
impl SymbolNamesTest<'tcx> {
fn process_attrs(&mut self, hir_id: hir::HirId) {
fn process_attrs(&mut self, def_id: LocalDefId) {
let tcx = self.tcx;
let def_id = tcx.hir().local_def_id(hir_id);
for attr in tcx.get_attrs(def_id.to_def_id()).iter() {
if tcx.sess.check_name(attr, SYMBOL_NAME) {
let def_id = def_id.to_def_id();
@ -61,18 +61,18 @@ impl SymbolNamesTest<'tcx> {
impl hir::itemlikevisit::ItemLikeVisitor<'tcx> for SymbolNamesTest<'tcx> {
fn visit_item(&mut self, item: &'tcx hir::Item<'tcx>) {
self.process_attrs(item.hir_id());
self.process_attrs(item.def_id);
}
fn visit_trait_item(&mut self, trait_item: &'tcx hir::TraitItem<'tcx>) {
self.process_attrs(trait_item.hir_id());
self.process_attrs(trait_item.def_id);
}
fn visit_impl_item(&mut self, impl_item: &'tcx hir::ImplItem<'tcx>) {
self.process_attrs(impl_item.hir_id());
self.process_attrs(impl_item.def_id);
}
fn visit_foreign_item(&mut self, foreign_item: &'tcx hir::ForeignItem<'tcx>) {
self.process_attrs(foreign_item.hir_id());
self.process_attrs(foreign_item.def_id);
}
}