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

[Amir Ayupov via llvm-branch-commits]

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@@ -306,26 +310,41 @@ class StaleMatcher {
 
       BlockPseudoProbes.push_back(&PseudoProbe);
     }
-
     // Returns nullptr if there is not a 1:1 mapping of the yaml block pseudo
     // probe and binary pseudo probe.
-    if (BlockPseudoProbes.size() == 0 || BlockPseudoProbes.size() > 1)
+    if (BlockPseudoProbes.size() == 0) {
+      if (opts::Verbosity >= 2)
+        errs() << "BOLT-WARNING: no pseudo probes in profile block\n";
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aaupov wrote:

Bump verbosity for this logging to >=3.
Add aggregated counters – those could be printed for BF at v>=2.
BC-level aggregated counters can be printed at v>=1.

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