[llvm] [NVPTX] Improve NVVMReflect Efficiency (PR #134416)

[Artem Belevich via llvm-commits]

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@@ -78,27 +91,51 @@ INITIALIZE_PASS(NVVMReflect, "nvvm-reflect",
                 "Replace occurrences of __nvvm_reflect() calls with 0/1", false,
                 false)
 
-static bool runNVVMReflect(Function &F, unsigned SmVersion) {
-  if (!NVVMReflectEnabled)
-    return false;
+static cl::list<std::string>
+    ReflectList("nvvm-reflect-list", cl::value_desc("name=<int>"), cl::Hidden,
+                cl::desc("A list of string=num assignments"),
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Artem-B wrote:

Nit: ".. list of comma-separated key=<int> values"

https://github.com/llvm/llvm-project/pull/134416