[llvm] [LLVM][Intrinsics] Print note if manual name matches default name (PR #164716)

[Durgadoss R via llvm-commits]

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@@ -533,26 +533,34 @@ class MMA_SP_NAME<string Metadata, string Kind, int Satfinite,
                   # signature;
 }
 
+class IntrinsicName<string name> {
+  string record = !subst(".", "_",
+                  !subst("llvm.", "int_", name));
+  // Use explicit intrinsic name if it has an _ in it, else rely on LLVM
+  // assigned default name.
+  string intr = !if(!ne(!find(name, "_"), -1), name, "");
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durga4github wrote:

Can we name this variable more explicitly, `intr_name` or `intr_str` or something like that?

(mainly, to differentiate it from the output of a `cast<Intrinsic>`)

https://github.com/llvm/llvm-project/pull/164716