From f3aba255f6d69ddbf255b33d0eb0f391908e60a8 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Wed, 12 Jul 2023 19:55:41 -0700
Subject: Pool inst worklists and hashsets to avoid rehashing. (#2982)

Co-authored-by: Yong He <yhe@nvidia.com>
---
 source/slang/slang-ir-augment-make-existential.cpp | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

(limited to 'source/slang/slang-ir-augment-make-existential.cpp')

diff --git a/source/slang/slang-ir-augment-make-existential.cpp b/source/slang/slang-ir-augment-make-existential.cpp
index a2038ea24..43b4ee51d 100644
--- a/source/slang/slang-ir-augment-make-existential.cpp
+++ b/source/slang/slang-ir-augment-make-existential.cpp
@@ -8,8 +8,14 @@ struct AugmentMakeExistentialContext
 {
     IRModule* module;
 
-    List<IRInst*> workList;
-    HashSet<IRInst*> workListSet;
+    InstWorkList workList;
+    InstHashSet workListSet;
+
+    AugmentMakeExistentialContext(IRModule* inModule)
+        : module(inModule)
+        , workList(inModule)
+        , workListSet(inModule)
+    {}
 
     void addToWorkList(IRInst* inst)
     {
@@ -70,8 +76,7 @@ struct AugmentMakeExistentialContext
 
 void augmentMakeExistentialInsts(IRModule* module)
 {
-    AugmentMakeExistentialContext context;
-    context.module = module;
+    AugmentMakeExistentialContext context(module);
     context.processModule();
 }
 } // namespace Slang
-- 
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