[llvm] [Inline][PGO] After inline, update InvokeInst profile counts in caller and cloned callee (PR #83809)

[David Li via llvm-commits]

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@@ -201,14 +201,23 @@ void scaleProfData(Instruction &I, uint64_t S, uint64_t T) {
                         !ProfDataName->getString().equals("VP")))
     return;
 
+  // If an instruction is a call and its branch weight has more than two
+  // operands, it represents taken vs not-taken branch probabilities and doesn't
+  // need scaling.
+  if (isa<CallBase>(&I) && ProfDataName->getString().equals("branch_weights") &&
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david-xl wrote:

Should we introduce a common API to get the profile annotation type? BR_Weight, Call_Count ...?

https://github.com/llvm/llvm-project/pull/83809