[llvm] [NVPTX] Add syncscope support for cmpxchg (PR #140812)

[Akshay Deodhar via llvm-commits]

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@@ -2327,18 +2327,20 @@ TargetLoweringBase::getAtomicMemOperandFlags(const Instruction &AI,
 
 Instruction *TargetLoweringBase::emitLeadingFence(IRBuilderBase &Builder,
                                                   Instruction *Inst,
-                                                  AtomicOrdering Ord) const {
+                                                  AtomicOrdering Ord,
+                                                  SyncScope::ID SSID) const {
   if (isReleaseOrStronger(Ord) && Inst->hasAtomicStore())
-    return Builder.CreateFence(Ord);
+    return Builder.CreateFence(Ord, SSID);
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akshayrdeodhar wrote:

I agree, the API isn't needed.

https://github.com/llvm/llvm-project/pull/140812