Add getOrInsertFunction and getFunction methods to Module. This simplifies

some code in the transformations.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2026 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 11 insertions, 0 deletions

diff --git a/include/llvm/Module.h b/include/llvm/Module.h
index d7d9240..a2a8e50 100644
--- a/include/llvm/Module.h
+++ b/include/llvm/Module.h
@@ -18,6 +18,7 @@
 class GlobalVariable;
 class GlobalValueRefMap;   // Used by ConstantVals.cpp
 class ConstantPointerRef;
+class FunctionType;
 
 class Module : public Value, public SymTabValue {
 public:
@@ -52,6 +53,16 @@ public:
   Module();
   ~Module();
 
+  // getOrInsertFunction - Look up the specified function in the module symbol
+  // table.  If it does not exist, add a prototype for the function and return
+  // it.
+  Function *getOrInsertFunction(const std::string &Name, const FunctionType *T);
+
+  // getFunction - Look up the specified function in the module symbol table.
+  // If it does not exist, return null.
+  //
+  Function *getFunction(const std::string &Name, const FunctionType *Ty);
+
   // Get the underlying elements of the Module...
   inline const GlobalListType &getGlobalList() const  { return GlobalList; }
   inline       GlobalListType &getGlobalList()        { return GlobalList; }