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Intern types

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Performance about the same, memory reduced by ~5%.
This commit is contained in:
Florian Diebold 2021-04-08 18:32:20 +02:00
parent be03db0e3a
commit 37cb6805af
1 changed files with 7 additions and 3 deletions
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10
crates/hir_ty/src/traits/chalk/interner.rs
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@ -36,13 +36,17 @@ pub struct InternedVariableKindsInner(Vec<chalk_ir::VariableKind<Interner>>);
#[derive(PartialEq, Eq, Hash, Debug)]
pub struct InternedSubstitutionInner(SmallVec<[GenericArg; 2]>);
#[derive(PartialEq, Eq, Hash, Debug)]
pub struct InternedTypeInner(chalk_ir::TyData<Interner>);
impl_internable!(
InternedVariableKindsInner,
InternedSubstitutionInner,
InternedTypeInner,
);
impl chalk_ir::interner::Interner for Interner {
type InternedType = Arc<chalk_ir::TyData<Self>>;
type InternedType = Interned<InternedTypeInner>;
type InternedLifetime = chalk_ir::LifetimeData<Self>;
type InternedConst = Arc<chalk_ir::ConstData<Self>>;
type InternedConcreteConst = ();
@ -209,11 +213,11 @@ impl chalk_ir::interner::Interner for Interner {
fn intern_ty(&self, kind: chalk_ir::TyKind<Self>) -> Self::InternedType {
let flags = kind.compute_flags(self);
Arc::new(chalk_ir::TyData { kind, flags })
Interned::new(InternedTypeInner(chalk_ir::TyData { kind, flags }))
}
fn ty_data<'a>(&self, ty: &'a Self::InternedType) -> &'a chalk_ir::TyData<Self> {
ty
&ty.0
}
fn intern_lifetime(&self, lifetime: chalk_ir::LifetimeData<Self>) -> Self::InternedLifetime {