[llvm] [memprof] Add extractCallsFromIR (PR #115218)

[Snehasish Kumar via llvm-commits]

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@@ -795,6 +795,53 @@ struct AllocMatchInfo {
   bool Matched = false;
 };
 
+DenseMap<uint64_t, SmallVector<CallEdgeTy, 0>>
+memprof::extractCallsFromIR(Module &M) {
+  DenseMap<uint64_t, SmallVector<CallEdgeTy, 0>> Calls;
+
+  auto GetOffset = [](const DILocation *DIL) {
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snehasish wrote:

Right, any reason you are opposed to passing DIL to it? 

https://github.com/llvm/llvm-project/pull/115218