[llvm] [AMDGPU][NPM] Obey "enable-amdgpu-aa" option (PR #173486)

[Vikram Hegde via llvm-commits]

https://github.com/vikramRH updated https://github.com/llvm/llvm-project/pull/173486

>From 5460d48532d49539e3aea85d567929cf817db2d8 Mon Sep 17 00:00:00 2001
From: vikhegde <vikram.hegde at amd.com>
Date: Wed, 24 Dec 2025 10:59:53 +0530
Subject: [PATCH] [AMDGPU][NPM] Obey "enable-amdgpu-aa" option

---
 llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp b/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
index d2a2f81255344..50ee013a34684 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
@@ -815,7 +815,8 @@ static bool mustPreserveGV(const GlobalValue &GV) {
 }
 
 void AMDGPUTargetMachine::registerDefaultAliasAnalyses(AAManager &AAM) {
-  AAM.registerFunctionAnalysis<AMDGPUAA>();
+  if (EnableAMDGPUAliasAnalysis)
+    AAM.registerFunctionAnalysis<AMDGPUAA>();
 }
 
 static Expected<ScanOptions>