mirror of
https://github.com/rust-lang/rust-analyzer
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internal: improve compile times a bit
before after for cargo llvm-lines -q --lib --release -p ide_ssr | head -n 24
Lines Copies Function name
----- ------ -------------
297146 (100%) 12748 (100%) (TOTAL)
5970 (2.0%) 47 (0.4%) core::iter::traits::iterator::Iterator::try_fold
4750 (1.6%) 27 (0.2%) hashbrown::raw::RawTable<T,A>::resize
4080 (1.4%) 30 (0.2%) alloc::raw_vec::RawVec<T,A>::grow_amortized
3933 (1.3%) 69 (0.5%) alloc::raw_vec::RawVec<T,A>::current_memory
3668 (1.2%) 89 (0.7%) <core::result::Result<T,E> as core::ops::try_trait::Try>::branch
3500 (1.2%) 50 (0.4%) hashbrown::raw::RawTable<T,A>::drop_elements
3436 (1.2%) 33 (0.3%) hashbrown::raw::RawTable<T,A>::find
3415 (1.1%) 17 (0.1%) hashbrown::raw::RawTable<T,A>::rehash_in_place
3400 (1.1%) 50 (0.4%) <hashbrown::raw::RawIterRange<T> as core::iter::traits::iterator::Iterator>::next
2840 (1.0%) 20 (0.2%) alloc::raw_vec::RawVec<T,A>::allocate_in
2700 (0.9%) 30 (0.2%) core::alloc::layout::Layout::array
2666 (0.9%) 86 (0.7%) core::ptr::metadata::from_raw_parts_mut
2495 (0.8%) 50 (0.4%) core::option::Option<T>::map
2354 (0.8%) 38 (0.3%) alloc::alloc::box_free
2302 (0.8%) 7 (0.1%) ide_ssr::parsing::RuleBuilder::try_add
2146 (0.7%) 45 (0.4%) core::mem::replace
2070 (0.7%) 69 (0.5%) <alloc::raw_vec::RawVec<T,A> as core::ops::drop::Drop>::drop
1979 (0.7%) 16 (0.1%) hashbrown::map::HashMap<K,V,S,A>::insert
1926 (0.6%) 18 (0.1%) <core::iter::adapters::zip::Zip<A,B> as core::iter::adapters::zip::ZipImpl<A,B>>::next
1922 (0.6%) 62 (0.5%) core::fmt::ArgumentV1::new
1885 (0.6%) 13 (0.1%) alloc::raw_vec::RawVec<T,A>::shrink
Lines Copies Function name
----- ------ -------------
261717 (100%) 11666 (100%) (TOTAL)
5239 (2.0%) 42 (0.4%) core::iter::traits::iterator::Iterator::try_fold
4750 (1.8%) 27 (0.2%) hashbrown::raw::RawTable<T,A>::resize
3933 (1.5%) 69 (0.6%) alloc::raw_vec::RawVec<T,A>::current_memory
3536 (1.4%) 26 (0.2%) alloc::raw_vec::RawVec<T,A>::grow_amortized
3500 (1.3%) 50 (0.4%) hashbrown::raw::RawTable<T,A>::drop_elements
3400 (1.3%) 50 (0.4%) <hashbrown::raw::RawIterRange<T> as core::iter::traits::iterator::Iterator>::next
3124 (1.2%) 30 (0.3%) hashbrown::raw::RawTable<T,A>::find
2812 (1.1%) 14 (0.1%) hashbrown::raw::RawTable<T,A>::rehash_in_place
2604 (1.0%) 84 (0.7%) core::ptr::metadata::from_raw_parts_mut
2340 (0.9%) 26 (0.2%) core::alloc::layout::Layout::array
2302 (0.9%) 7 (0.1%) ide_ssr::parsing::RuleBuilder::try_add
2272 (0.9%) 16 (0.1%) alloc::raw_vec::RawVec<T,A>::allocate_in
2201 (0.8%) 35 (0.3%) alloc::alloc::box_free
2104 (0.8%) 44 (0.4%) core::mem::replace
2079 (0.8%) 42 (0.4%) <core::result::Result<T,E> as core::ops::try_trait::Try>::branch
2070 (0.8%) 69 (0.6%) <alloc::raw_vec::RawVec<T,A> as core::ops::drop::Drop>::drop
1926 (0.7%) 18 (0.2%) <core::iter::adapters::zip::Zip<A,B> as core::iter::adapters::zip::ZipImpl<A,B>>::next
1885 (0.7%) 13 (0.1%) alloc::raw_vec::RawVec<T,A>::shrink
1833 (0.7%) 13 (0.1%) hashbrown::raw::RawTable<T,A>::shrink_to
1771 (0.7%) 91 (0.8%) core::ptr::read
1701 (0.6%) 35 (0.3%) core::option::Option<T>::map
This commit is contained in:
Aleksey Kladov
parent
35d98070d2
commit
76b60efbfb
2 changed files with 77 additions and 16 deletions
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@ -2517,18 +2517,35 @@ impl Type {
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krate: Crate,
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mut callback: impl FnMut(AssocItem) -> Option<T>,
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) -> Option<T> {
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for krate in method_resolution::def_crates(db, &self.ty, krate.id)? {
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let mut slot = None;
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self.iterate_assoc_items_dyn(db, krate, &mut |assoc_item_id| {
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slot = callback(assoc_item_id.into());
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slot.is_some()
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});
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slot
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}
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fn iterate_assoc_items_dyn(
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self,
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db: &dyn HirDatabase,
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krate: Crate,
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callback: &mut dyn FnMut(AssocItemId) -> bool,
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) {
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let def_crates = match method_resolution::def_crates(db, &self.ty, krate.id) {
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Some(it) => it,
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None => return,
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};
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for krate in def_crates {
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let impls = db.inherent_impls_in_crate(krate);
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for impl_def in impls.for_self_ty(&self.ty) {
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for &item in db.impl_data(*impl_def).items.iter() {
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if let Some(result) = callback(item.into()) {
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return Some(result);
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if callback(item) {
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return;
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}
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}
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}
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}
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None
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}
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pub fn type_arguments(&self) -> impl Iterator<Item = Type> + '_ {
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@ -2550,6 +2567,31 @@ impl Type {
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mut callback: impl FnMut(&Ty, Function) -> Option<T>,
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) -> Option<T> {
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let _p = profile::span("iterate_method_candidates");
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let mut slot = None;
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self.iterate_method_candidates_dyn(
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db,
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krate,
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traits_in_scope,
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name,
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&mut |ty, assoc_item_id| match assoc_item_id {
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AssocItemId::FunctionId(it) => {
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slot = callback(ty, it.into());
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slot.is_some()
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}
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AssocItemId::ConstId(_) | AssocItemId::TypeAliasId(_) => false,
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},
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);
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slot
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}
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fn iterate_method_candidates_dyn(
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&self,
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db: &dyn HirDatabase,
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krate: Crate,
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traits_in_scope: &FxHashSet<TraitId>,
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name: Option<&Name>,
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callback: &mut dyn FnMut(&Ty, AssocItemId) -> bool,
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) {
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// There should be no inference vars in types passed here
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// FIXME check that?
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// FIXME replace Unknown by bound vars here
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@ -2559,7 +2601,7 @@ impl Type {
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let env = self.env.clone();
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let krate = krate.id;
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method_resolution::iterate_method_candidates(
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method_resolution::iterate_method_candidates_dyn(
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&canonical,
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db,
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env,
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@ -2568,11 +2610,8 @@ impl Type {
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None,
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name,
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method_resolution::LookupMode::MethodCall,
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|ty, it| match it {
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AssocItemId::FunctionId(f) => callback(ty, f.into()),
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_ => None,
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},
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)
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callback,
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);
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}
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pub fn iterate_path_candidates<T>(
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@ -2584,12 +2623,34 @@ impl Type {
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mut callback: impl FnMut(&Ty, AssocItem) -> Option<T>,
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) -> Option<T> {
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let _p = profile::span("iterate_path_candidates");
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let mut slot = None;
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self.iterate_path_candidates_dyn(
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db,
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krate,
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traits_in_scope,
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name,
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&mut |ty, assoc_item_id| {
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slot = callback(ty, assoc_item_id.into());
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slot.is_some()
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},
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);
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slot
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}
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fn iterate_path_candidates_dyn(
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&self,
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db: &dyn HirDatabase,
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krate: Crate,
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traits_in_scope: &FxHashSet<TraitId>,
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name: Option<&Name>,
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callback: &mut dyn FnMut(&Ty, AssocItemId) -> bool,
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) {
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let canonical = hir_ty::replace_errors_with_variables(&self.ty);
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let env = self.env.clone();
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let krate = krate.id;
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method_resolution::iterate_method_candidates(
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method_resolution::iterate_method_candidates_dyn(
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&canonical,
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db,
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env,
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@ -2598,8 +2659,8 @@ impl Type {
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None,
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name,
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method_resolution::LookupMode::Path,
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|ty, it| callback(ty, it.into()),
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)
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callback,
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);
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}
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pub fn as_adt(&self) -> Option<Adt> {
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@ -422,7 +422,7 @@ pub fn iterate_method_candidates<T>(
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mut callback: impl FnMut(&Ty, AssocItemId) -> Option<T>,
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) -> Option<T> {
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let mut slot = None;
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iterate_method_candidates_impl(
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iterate_method_candidates_dyn(
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ty,
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db,
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env,
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@ -440,7 +440,7 @@ pub fn iterate_method_candidates<T>(
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slot
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}
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fn iterate_method_candidates_impl(
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pub fn iterate_method_candidates_dyn(
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ty: &Canonical<Ty>,
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db: &dyn HirDatabase,
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env: Arc<TraitEnvironment>,
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