[llvm-branch-commits] [llvm] [BOLT] Match blocks with pseudo probes (PR #99891)

[Amir Ayupov via llvm-branch-commits]

================
@@ -722,6 +770,15 @@ Error YAMLProfileReader::readProfile(BinaryContext &BC) {
     }
   }
 
+  if (opts::StaleMatchingWithPseudoProbes) {
+    const MCPseudoProbeDecoder *Decoder = BC.getPseudoProbeDecoder();
+    assert(Decoder &&
+           "If pseudo probes are in use, pseudo probe decoder should exist");
+    for (const MCDecodedPseudoProbeInlineTree &TopLev :
+         Decoder->getDummyInlineRoot().getChildren())
+      TopLevelGUIDToInlineTree[TopLev.Guid] = &TopLev;
+  }
+
----------------
aaupov wrote:

We want to set TopLevelGUID... once though, that's why I decided to keep it in 
top-level location. matchWeightsByHashes would be invoked for every profile 
basic block.

https://github.com/llvm/llvm-project/pull/99891
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