[llvm-branch-commits] [llvm] [NFC][IR2Vec] Add usage documentation for obtaining embeddings (PR #155516)

[Mircea Trofin via llvm-branch-commits]

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@@ -24,6 +24,12 @@
 ///   Code Optimization (TACO), 2020. https://doi.org/10.1145/3418463.
 ///   https://arxiv.org/abs/1909.06228
 ///
+/// To obtain embeddings:
+/// First run the IR2Vec vocabulary analysis pass to populate the vocabulary.
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mtrofin wrote:

`s/the IR2Vec vocabulary analysis pass/<the actual name of the class>`

... so that one can find it fast in code

https://github.com/llvm/llvm-project/pull/155516