From a2783df3f00eb2cc8d6832f44fe8aa7ea3be46c8 Mon Sep 17 00:00:00 2001
From: Florian Diebold <flodiebold@gmail.com>
Date: Sat, 11 Apr 2020 13:11:33 +0200
Subject: Look up impls by self type

This speeds up inference in analysis-stats by ~30% (even more with the recursive
solver).
---
 crates/ra_hir_ty/src/db.rs | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'crates/ra_hir_ty/src/db.rs')

diff --git a/crates/ra_hir_ty/src/db.rs b/crates/ra_hir_ty/src/db.rs
index 1462b053f..33da16b48 100644
--- a/crates/ra_hir_ty/src/db.rs
+++ b/crates/ra_hir_ty/src/db.rs
@@ -11,7 +11,7 @@ use ra_db::{impl_intern_key, salsa, CrateId, Upcast};
 use ra_prof::profile;
 
 use crate::{
-    method_resolution::CrateImplDefs,
+    method_resolution::{CrateImplDefs, TyFingerprint},
     traits::{chalk, AssocTyValue, Impl},
     Binders, CallableDef, GenericPredicate, InferenceResult, PolyFnSig, Substs, TraitRef, Ty,
     TyDefId, TypeCtor, ValueTyDefId,
@@ -65,7 +65,12 @@ pub trait HirDatabase: DefDatabase + Upcast<dyn DefDatabase> {
     fn impls_in_crate(&self, krate: CrateId) -> Arc<CrateImplDefs>;
 
     #[salsa::invoke(crate::traits::impls_for_trait_query)]
-    fn impls_for_trait(&self, krate: CrateId, trait_: TraitId) -> Arc<[ImplId]>;
+    fn impls_for_trait(
+        &self,
+        krate: CrateId,
+        trait_: TraitId,
+        self_ty_fp: Option<TyFingerprint>,
+    ) -> Arc<[ImplId]>;
 
     // Interned IDs for Chalk integration
     #[salsa::interned]
-- 
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