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

[David Li via llvm-branch-commits]

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@@ -55,6 +55,17 @@ MDNode *getBranchWeightMDNode(const Instruction &I);
 /// Nullptr otherwise.
 MDNode *getValidBranchWeightMDNode(const Instruction &I);
 
+/// Check if Branch Weight Metadata has an "expected" field from an llvm.expect*
+/// intrinsic
+bool hasBranchWeightProvenance(const Instruction &I);
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david-xl wrote:

hasBranchWeightOrigin sounds good to me -- it is straightforward for the reader to understand.

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