From c8f54b580a2726b54da3b60954f5cbe3641b32b1 Mon Sep 17 00:00:00 2001
From: Joni Aromaa <me@joniaromaa.fi>
Date: Thu, 21 Apr 2022 17:39:24 +0300
Subject: [PATCH] Fix ILCompiler using wrong ISA for LZCNT (#68324)

---
 .../Compiler/HardwareIntrinsicHelpers.Aot.cs                    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/HardwareIntrinsicHelpers.Aot.cs b/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/HardwareIntrinsicHelpers.Aot.cs
index 880b99d0107..86febba0a95 100644
--- a/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/HardwareIntrinsicHelpers.Aot.cs
+++ b/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/HardwareIntrinsicHelpers.Aot.cs
@@ -134,7 +134,7 @@ public static int FromInstructionSet(InstructionSet instructionSet)
                     InstructionSet.X64_BMI2 => Bmi2,
                     InstructionSet.X64_BMI2_X64 => Bmi2,
                     InstructionSet.X64_LZCNT => Lzcnt,
-                    InstructionSet.X64_LZCNT_X64 => Popcnt,
+                    InstructionSet.X64_LZCNT_X64 => Lzcnt,
                     InstructionSet.X64_AVXVNNI => AvxVnni,
                     InstructionSet.X64_AVXVNNI_X64 => AvxVnni,
 
-- 
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