Don't inline query_cache_hit to reduce code size of the query hot path.

Author: Zoxc

compiler/rustc_data_structures/src/profiling.rs

@@ -393,7 +393,7 @@ impl SelfProfilerRef {
     }
 
     /// Record a query in-memory cache hit.
-    #[inline(always)]
+    #[inline(never)]
     pub fn query_cache_hit(&self, query_invocation_id: QueryInvocationId) {
         self.instant_query_event(
             |profiler| profiler.query_cache_hit_event_kind,

compiler/rustc_query_system/src/query/plumbing.rs

@@ -722,7 +722,9 @@ where
         }
         Some((_, dep_node_index)) => {
             dep_graph.read_index(dep_node_index);
-            qcx.dep_context().profiler().query_cache_hit(dep_node_index.into());
+            if std::intrinsics::unlikely(qcx.dep_context().profiler().enabled()) {
+                qcx.dep_context().profiler().query_cache_hit(dep_node_index.into());
+            }
             (false, None)
         }
     }