diff --git a/crates/ide_completion/src/completions/unqualified_path.rs b/crates/ide_completion/src/completions/unqualified_path.rs
index 825fae587b1..a84f0b334b5 100644
--- a/crates/ide_completion/src/completions/unqualified_path.rs
+++ b/crates/ide_completion/src/completions/unqualified_path.rs
@@ -6,6 +6,7 @@
 use crate::{patterns::ImmediateLocation, CompletionContext, Completions};
 
 pub(crate) fn complete_unqualified_path(acc: &mut Completions, ctx: &CompletionContext) {
+    let _p = profile::span("complete_unqualified_path");
     if ctx.is_path_disallowed() || !ctx.is_trivial_path() || ctx.has_impl_or_trait_prev_sibling() {
         return;
     }
diff --git a/crates/ide_completion/src/context.rs b/crates/ide_completion/src/context.rs
index ac01968126d..3f40260d33c 100644
--- a/crates/ide_completion/src/context.rs
+++ b/crates/ide_completion/src/context.rs
@@ -353,6 +353,7 @@ pub(super) fn new(
         position: FilePosition,
         config: &'a CompletionConfig,
     ) -> Option<CompletionContext<'a>> {
+        let _p = profile::span("CompletionContext::new");
         let sema = Semantics::new(db);
 
         let original_file = sema.parse(position.file_id);
diff --git a/crates/ide_completion/src/render.rs b/crates/ide_completion/src/render.rs
index 5ae52f3cc91..a1d4eb998fa 100644
--- a/crates/ide_completion/src/render.rs
+++ b/crates/ide_completion/src/render.rs
@@ -16,7 +16,7 @@
     helpers::{item_name, SnippetCap},
     RootDatabase, SymbolKind,
 };
-use syntax::{SyntaxKind, TextRange};
+use syntax::{SmolStr, SyntaxKind, TextRange};
 
 use crate::{
     context::{PathCompletionContext, PathKind},
@@ -243,7 +243,7 @@ fn render_resolution_(
             if has_non_default_type_params {
                 cov_mark::hit!(inserts_angle_brackets_for_generics);
                 item.lookup_by(local_name.clone())
-                    .label(format!("{}<…>", local_name))
+                    .label(SmolStr::from_iter([&local_name, "<…>"]))
                     .insert_snippet(cap, format!("{}<$0>", local_name));
             }
         }
diff --git a/crates/ide_completion/src/render/const_.rs b/crates/ide_completion/src/render/const_.rs
index 707b6533b54..c40490ac0b8 100644
--- a/crates/ide_completion/src/render/const_.rs
+++ b/crates/ide_completion/src/render/const_.rs
@@ -7,6 +7,7 @@
 use crate::{item::CompletionItem, render::RenderContext};
 
 pub(crate) fn render_const(ctx: RenderContext<'_>, const_: hir::Const) -> Option<CompletionItem> {
+    let _p = profile::span("render_const");
     ConstRender::new(ctx, const_)?.render()
 }
 
diff --git a/crates/ide_completion/src/render/macro_.rs b/crates/ide_completion/src/render/macro_.rs
index 1f76583adbb..090bb5a7151 100644
--- a/crates/ide_completion/src/render/macro_.rs
+++ b/crates/ide_completion/src/render/macro_.rs
@@ -40,7 +40,7 @@ fn new(ctx: RenderContext<'a>, name: hir::Name, macro_: hir::MacroDef) -> MacroR
         MacroRender { ctx, name, macro_, docs, bra, ket }
     }
 
-    fn render(&self, import_to_add: Option<ImportEdit>) -> Option<CompletionItem> {
+    fn render(self, import_to_add: Option<ImportEdit>) -> Option<CompletionItem> {
         let source_range = if self.ctx.completion.is_immediately_after_macro_bang() {
             cov_mark::hit!(completes_macro_call_if_cursor_at_bang_token);
             self.ctx.completion.token.parent().map(|it| it.text_range())
@@ -48,9 +48,7 @@ fn render(&self, import_to_add: Option<ImportEdit>) -> Option<CompletionItem> {
             Some(self.ctx.source_range())
         }?;
         let mut item = CompletionItem::new(SymbolKind::Macro, source_range, self.label());
-        item.set_documentation(self.docs.clone())
-            .set_deprecated(self.ctx.is_deprecated(self.macro_))
-            .set_detail(self.detail());
+        item.set_deprecated(self.ctx.is_deprecated(self.macro_)).set_detail(self.detail());
 
         if let Some(import_to_add) = import_to_add {
             item.add_import(import_to_add);
@@ -76,6 +74,7 @@ fn render(&self, import_to_add: Option<ImportEdit>) -> Option<CompletionItem> {
             }
         };
 
+        item.set_documentation(self.docs);
         Some(item.build())
     }
 
diff --git a/crates/ide_completion/src/render/type_alias.rs b/crates/ide_completion/src/render/type_alias.rs
index 6e6c1204b2b..259fe25a6cd 100644
--- a/crates/ide_completion/src/render/type_alias.rs
+++ b/crates/ide_completion/src/render/type_alias.rs
@@ -13,6 +13,7 @@ pub(crate) fn render_type_alias(
     ctx: RenderContext<'_>,
     type_alias: hir::TypeAlias,
 ) -> Option<CompletionItem> {
+    let _p = profile::span("render_type_alias");
     TypeAliasRender::new(ctx, type_alias)?.render(false)
 }
 
@@ -20,6 +21,7 @@ pub(crate) fn render_type_alias_with_eq(
     ctx: RenderContext<'_>,
     type_alias: hir::TypeAlias,
 ) -> Option<CompletionItem> {
+    let _p = profile::span("render_type_alias_with_eq");
     TypeAliasRender::new(ctx, type_alias)?.render(true)
 }