bjoernager/rust
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rustc: Replace HirIds with LocalDefIds in AccessLevels tables

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and passes using them - primarily privacy checking, stability checking and dead code checking.

WIP
This commit is contained in:
Vadim Petrochenkov 2021-07-28 18:23:40 +03:00
parent 337181e07d
commit b08576b2ad
12 changed files with 252 additions and 286 deletions
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52
compiler/rustc_save_analysis/src/dump_visitor.rs
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@ -255,16 +255,17 @@ impl<'tcx> DumpVisitor<'tcx> {
&mut self,
sig: &'tcx hir::FnSig<'tcx>,
body: Option<hir::BodyId>,
hir_id: hir::HirId,
def_id: LocalDefId,
ident: Ident,
generics: &'tcx hir::Generics<'tcx>,
vis: &hir::Visibility<'tcx>,
span: Span,
) {
debug!("process_method: {}:{}", hir_id, ident);
debug!("process_method: {:?}:{}", def_id, ident);
let map = &self.tcx.hir();
self.nest_typeck_results(map.local_def_id(hir_id), |v| {
let hir_id = map.local_def_id_to_hir_id(def_id);
self.nest_typeck_results(def_id, |v| {
if let Some(mut method_data) = v.save_ctxt.get_method_data(hir_id, ident, span) {
if let Some(body) = body {
v.process_formals(map.body(body).params, &method_data.qualname);
@ -275,7 +276,7 @@ impl<'tcx> DumpVisitor<'tcx> {
fn_to_string(sig.decl, sig.header, Some(ident.name), generics, vis, &[], None);
method_data.sig = sig::method_signature(hir_id, ident, generics, sig, &v.save_ctxt);
v.dumper.dump_def(&access_from_vis!(v.save_ctxt, vis, hir_id), method_data);
v.dumper.dump_def(&access_from_vis!(v.save_ctxt, vis, def_id), method_data);
}
// walk arg and return types
@ -301,7 +302,10 @@ impl<'tcx> DumpVisitor<'tcx> {
) {
let field_data = self.save_ctxt.get_field_data(field, parent_id);
if let Some(field_data) = field_data {
self.dumper.dump_def(&access_from!(self.save_ctxt, field, field.hir_id), field_data);
self.dumper.dump_def(
&access_from!(self.save_ctxt, field, self.tcx.hir().local_def_id(field.hir_id)),
field_data,
);
}
}
@ -366,7 +370,7 @@ impl<'tcx> DumpVisitor<'tcx> {
v.process_formals(body.params, &fn_data.qualname);
v.process_generic_params(ty_params, &fn_data.qualname, item.hir_id());
v.dumper.dump_def(&access_from!(v.save_ctxt, item, item.hir_id()), fn_data);
v.dumper.dump_def(&access_from!(v.save_ctxt, item, item.def_id), fn_data);
}
for arg in decl.inputs {
@ -390,7 +394,7 @@ impl<'tcx> DumpVisitor<'tcx> {
self.nest_typeck_results(item.def_id, |v| {
if let Some(var_data) = v.save_ctxt.get_item_data(item) {
down_cast_data!(var_data, DefData, item.span);
v.dumper.dump_def(&access_from!(v.save_ctxt, item, item.hir_id()), var_data);
v.dumper.dump_def(&access_from!(v.save_ctxt, item, item.def_id), var_data);
}
v.visit_ty(&typ);
v.visit_expr(expr);
@ -399,7 +403,7 @@ impl<'tcx> DumpVisitor<'tcx> {
fn process_assoc_const(
&mut self,
hir_id: hir::HirId,
def_id: LocalDefId,
ident: Ident,
typ: &'tcx hir::Ty<'tcx>,
expr: Option<&'tcx hir::Expr<'tcx>>,
@ -407,15 +411,15 @@ impl<'tcx> DumpVisitor<'tcx> {
vis: &hir::Visibility<'tcx>,
attrs: &'tcx [ast::Attribute],
) {
let qualname =
format!("::{}", self.tcx.def_path_str(self.tcx.hir().local_def_id(hir_id).to_def_id()));
let qualname = format!("::{}", self.tcx.def_path_str(def_id.to_def_id()));
if !self.span.filter_generated(ident.span) {
let hir_id = self.tcx.hir().local_def_id_to_hir_id(def_id);
let sig = sig::assoc_const_signature(hir_id, ident.name, typ, expr, &self.save_ctxt);
let span = self.span_from_span(ident.span);
self.dumper.dump_def(
&access_from_vis!(self.save_ctxt, vis, hir_id),
&access_from_vis!(self.save_ctxt, vis, def_id),
Def {
kind: DefKind::Const,
id: id_from_hir_id(hir_id, &self.save_ctxt),
@ -434,7 +438,7 @@ impl<'tcx> DumpVisitor<'tcx> {
}
// walk type and init value
self.nest_typeck_results(self.tcx.hir().local_def_id(hir_id), |v| {
self.nest_typeck_results(def_id, |v| {
v.visit_ty(typ);
if let Some(expr) = expr {
v.visit_expr(expr);
@ -484,7 +488,7 @@ impl<'tcx> DumpVisitor<'tcx> {
let span = self.span_from_span(item.ident.span);
let attrs = self.tcx.hir().attrs(item.hir_id());
self.dumper.dump_def(
&access_from!(self.save_ctxt, item, item.hir_id()),
&access_from!(self.save_ctxt, item, item.def_id),
Def {
kind,
id: id_from_def_id(item.def_id.to_def_id()),
@ -525,7 +529,7 @@ impl<'tcx> DumpVisitor<'tcx> {
};
down_cast_data!(enum_data, DefData, item.span);
let access = access_from!(self.save_ctxt, item, item.hir_id());
let access = access_from!(self.save_ctxt, item, item.def_id);
for variant in enum_definition.variants {
let name = variant.ident.name.to_string();
@ -660,7 +664,7 @@ impl<'tcx> DumpVisitor<'tcx> {
methods.iter().map(|i| id_from_def_id(i.id.def_id.to_def_id())).collect();
let attrs = self.tcx.hir().attrs(item.hir_id());
self.dumper.dump_def(
&access_from!(self.save_ctxt, item, item.hir_id()),
&access_from!(self.save_ctxt, item, item.def_id),
Def {
kind: DefKind::Trait,
id,
@ -723,7 +727,7 @@ impl<'tcx> DumpVisitor<'tcx> {
fn process_mod(&mut self, item: &'tcx hir::Item<'tcx>) {
if let Some(mod_data) = self.save_ctxt.get_item_data(item) {
down_cast_data!(mod_data, DefData, item.span);
self.dumper.dump_def(&access_from!(self.save_ctxt, item, item.hir_id()), mod_data);
self.dumper.dump_def(&access_from!(self.save_ctxt, item, item.def_id), mod_data);
}
}
@ -985,7 +989,7 @@ impl<'tcx> DumpVisitor<'tcx> {
let respan = respan(vis_span, hir::VisibilityKind::Public);
let attrs = self.tcx.hir().attrs(trait_item.hir_id());
self.process_assoc_const(
trait_item.hir_id(),
trait_item.def_id,
trait_item.ident,
&ty,
body,
@ -1001,7 +1005,7 @@ impl<'tcx> DumpVisitor<'tcx> {
self.process_method(
sig,
body,
trait_item.hir_id(),
trait_item.def_id,
trait_item.ident,
&trait_item.generics,
&respan,
@ -1058,7 +1062,7 @@ impl<'tcx> DumpVisitor<'tcx> {
let body = self.tcx.hir().body(body);
let attrs = self.tcx.hir().attrs(impl_item.hir_id());
self.process_assoc_const(
impl_item.hir_id(),
impl_item.def_id,
impl_item.ident,
&ty,
Some(&body.value),
@ -1071,7 +1075,7 @@ impl<'tcx> DumpVisitor<'tcx> {
self.process_method(
sig,
Some(body),
impl_item.hir_id(),
impl_item.def_id,
impl_item.ident,
&impl_item.generics,
&impl_item.vis,
@ -1146,7 +1150,7 @@ impl<'tcx> Visitor<'tcx> for DumpVisitor<'tcx> {
hir::ItemKind::Use(path, hir::UseKind::Single) => {
let sub_span = path.segments.last().unwrap().ident.span;
if !self.span.filter_generated(sub_span) {
let access = access_from!(self.save_ctxt, item, item.hir_id());
let access = access_from!(self.save_ctxt, item, item.def_id);
let ref_id = self.lookup_def_id(item.hir_id()).map(id_from_def_id);
let span = self.span_from_span(sub_span);
let parent =
@ -1175,7 +1179,7 @@ impl<'tcx> Visitor<'tcx> for DumpVisitor<'tcx> {
// we don't want to track anyway, since it's probably macro-internal `use`
if let Some(sub_span) = self.span.sub_span_of_star(item.span) {
if !self.span.filter_generated(item.span) {
let access = access_from!(self.save_ctxt, item, item.hir_id());
let access = access_from!(self.save_ctxt, item, item.def_id);
let span = self.span_from_span(sub_span);
let parent =
self.save_ctxt.tcx.parent(item.def_id.to_def_id()).map(id_from_def_id);
@ -1248,7 +1252,7 @@ impl<'tcx> Visitor<'tcx> for DumpVisitor<'tcx> {
let attrs = self.tcx.hir().attrs(item.hir_id());
self.dumper.dump_def(
&access_from!(self.save_ctxt, item, item.hir_id()),
&access_from!(self.save_ctxt, item, item.def_id),
Def {
kind: DefKind::Type,
id,
@ -1432,7 +1436,7 @@ impl<'tcx> Visitor<'tcx> for DumpVisitor<'tcx> {
}
fn visit_foreign_item(&mut self, item: &'tcx hir::ForeignItem<'tcx>) {
let access = access_from!(self.save_ctxt, item, item.hir_id());
let access = access_from!(self.save_ctxt, item, item.def_id);
match item.kind {
hir::ForeignItemKind::Fn(decl, _, ref generics) => {