[llvm-branch-commits] [llvm][IR] Extend BranchWeightMetadata to track provenance of weights (PR #86609)

[Matthias Braun via llvm-branch-commits]

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@@ -4756,8 +4757,10 @@ void Verifier::visitProfMetadata(Instruction &I, MDNode 
*MD) {
 
   // Check consistency of !prof branch_weights metadata.
   if (ProfName.equals("branch_weights")) {
+    unsigned int Offset = getBranchWeightOffset(I);
     if (isa<InvokeInst>(&I)) {
-      Check(MD->getNumOperands() == 2 || MD->getNumOperands() == 3,
+      Check(MD->getNumOperands() == (1 + Offset) ||
+                MD->getNumOperands() == (2 + Offset),
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MatzeB wrote:

More opportunities for a possible `getNumBranchWeights(...)` API...

https://github.com/llvm/llvm-project/pull/86609
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