vendor/llvm/llvm-trunk-r351319

1 files changed, 18 insertions, 0 deletions

diff --git a/include/llvm/Transforms/Utils/ModuleUtils.h b/include/llvm/Transforms/Utils/ModuleUtils.h
index 14615c25d093b..fee492be2a902 100644
--- a/include/llvm/Transforms/Utils/ModuleUtils.h
+++ b/include/llvm/Transforms/Utils/ModuleUtils.h
@@ -58,6 +58,24 @@ std::pair<Function *, Function *> createSanitizerCtorAndInitFunctions(
     ArrayRef<Type *> InitArgTypes, ArrayRef<Value *> InitArgs,
     StringRef VersionCheckName = StringRef());
 
+/// Creates sanitizer constructor function lazily. If a constructor and init
+/// function already exist, this function returns it. Otherwise it calls \c
+/// createSanitizerCtorAndInitFunctions. The FunctionsCreatedCallback is invoked
+/// in that case, passing the new Ctor and Init function.
+///
+/// \return Returns pair of pointers to constructor, and init functions
+/// respectively.
+std::pair<Function *, Function *> getOrCreateSanitizerCtorAndInitFunctions(
+    Module &M, StringRef CtorName, StringRef InitName,
+    ArrayRef<Type *> InitArgTypes, ArrayRef<Value *> InitArgs,
+    function_ref<void(Function *, Function *)> FunctionsCreatedCallback,
+    StringRef VersionCheckName = StringRef());
+
+// Creates and returns a sanitizer init function without argument if it doesn't
+// exist, and adds it to the global constructors list. Otherwise it returns the
+// existing function.
+Function *getOrCreateInitFunction(Module &M, StringRef Name);
+
 /// Rename all the anon globals in the module using a hash computed from
 /// the list of public globals in the module.
 bool nameUnamedGlobals(Module &M);