bjoernager/rust
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Auto merge of #97012 - oli-obk:🦀_intrinsics, r=davidtwco

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Add a query for checking whether a function is an intrinsic.

work towards #93145

This will reduce churn when we add more ways to declare intrinsics

r? `@scottmcm`
This commit is contained in:
bors 2022-05-17 09:39:26 +00:00
commit 735efc0c70
17 changed files with 52 additions and 45 deletions
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4
compiler/rustc_metadata/src/rmeta/decoder.rs
View file

@ -1752,6 +1752,10 @@ impl<'a, 'tcx> CrateMetadataRef<'a> {
fn get_may_have_doc_links(self, index: DefIndex) -> bool {
self.root.tables.may_have_doc_links.get(self, index).is_some()
}
fn get_is_intrinsic(self, index: DefIndex) -> bool {
self.root.tables.is_intrinsic.get(self, index).is_some()
}
}
impl CrateMetadata {

1
compiler/rustc_metadata/src/rmeta/decoder/cstore_impl.rs
View file

@ -224,6 +224,7 @@ provide! { <'tcx> tcx, def_id, other, cdata,
tcx.arena.alloc_slice(&result)
}
defined_lib_features => { cdata.get_lib_features(tcx) }
is_intrinsic => { cdata.get_is_intrinsic(def_id.index) }
defined_lang_items => { cdata.get_lang_items(tcx) }
diagnostic_items => { cdata.get_diagnostic_items() }
missing_lang_items => { cdata.get_missing_lang_items(tcx) }

9
compiler/rustc_metadata/src/rmeta/encoder.rs
View file

@ -1318,6 +1318,9 @@ impl<'a, 'tcx> EncodeContext<'a, 'tcx> {
}
if impl_item.kind == ty::AssocKind::Fn {
record!(self.tables.fn_sig[def_id] <- tcx.fn_sig(def_id));
if tcx.is_intrinsic(def_id) {
self.tables.is_intrinsic.set(def_id.index, ());
}
}
}
@ -1562,6 +1565,9 @@ impl<'a, 'tcx> EncodeContext<'a, 'tcx> {
}
if let hir::ItemKind::Fn(..) = item.kind {
record!(self.tables.fn_sig[def_id] <- tcx.fn_sig(def_id));
if tcx.is_intrinsic(def_id) {
self.tables.is_intrinsic.set(def_id.index, ());
}
}
if let hir::ItemKind::Impl { .. } = item.kind {
if let Some(trait_ref) = self.tcx.impl_trait_ref(def_id) {
@ -1958,6 +1964,9 @@ impl<'a, 'tcx> EncodeContext<'a, 'tcx> {
self.encode_item_type(def_id);
if let hir::ForeignItemKind::Fn(..) = nitem.kind {
record!(self.tables.fn_sig[def_id] <- tcx.fn_sig(def_id));
if tcx.is_intrinsic(def_id) {
self.tables.is_intrinsic.set(def_id.index, ());
}
}
}
}

1
compiler/rustc_metadata/src/rmeta/mod.rs
View file

@ -340,6 +340,7 @@ define_tables! {
impl_parent: Table<DefIndex, RawDefId>,
impl_polarity: Table<DefIndex, ty::ImplPolarity>,
impl_constness: Table<DefIndex, hir::Constness>,
is_intrinsic: Table<DefIndex, ()>,
impl_defaultness: Table<DefIndex, hir::Defaultness>,
// FIXME(eddyb) perhaps compute this on the fly if cheap enough?
coerce_unsized_info: Table<DefIndex, Lazy!(ty::adjustment::CoerceUnsizedInfo)>,