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-ssa-register-allocate.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'source/slang/slang-ir-ssa-register-allocate.cpp')

diff --git a/source/slang/slang-ir-ssa-register-allocate.cpp b/source/slang/slang-ir-ssa-register-allocate.cpp
index b1d375fcf..a93a3a8f4 100644
--- a/source/slang/slang-ir-ssa-register-allocate.cpp
+++ b/source/slang/slang-ir-ssa-register-allocate.cpp
@@ -156,8 +156,8 @@ struct RegisterAllocateContext
         // This order allows us to easily track what is dominating the current inst.
 
         // We track the insts dominating the current location in a stack.
-        List<IRInst*> dominatingInsts;
-        HashSet<IRInst*> dominatingInstSet;
+        InstWorkList dominatingInsts(func->getModule());
+        InstHashSet dominatingInstSet(func->getModule());
 
         struct WorkStackItem
         {
-- 
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