[llvm-branch-commits] [ModuleUtils] Add updateGlobalCtors/updateGlobalDtors (PR #101757)

[Thurston Dang via llvm-branch-commits]

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@@ -44,6 +45,14 @@ void appendToGlobalCtors(Module &M, Function *F, int Priority,
 void appendToGlobalDtors(Module &M, Function *F, int Priority,
                          Constant *Data = nullptr);
 
+/// Apply 'Fn' to the list of global ctors of module M and replace contructor
+/// record with the one returned by `Fn`. If `nullptr` was returned, the
+/// corresponding constructor will be removed from the array. For details see
+/// https://llvm.org/docs/LangRef.html#the-llvm-global-ctors-global-variable
+using GlobalCtorUpdateFn = llvm::function_ref<Constant *(Constant *)>;
+void updateGlobalCtors(Module &M, const GlobalCtorUpdateFn &Fn);
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thurstond wrote:

'updateGlobalCtors' is a very generic name - is there a name that could be descriptive? (e.g., it's somewhat similar to 'map' in Haskell/Python or std::transform.)

https://github.com/llvm/llvm-project/pull/101757