Commit cb70c6a5 authored by Tobias Grosser's avatar Tobias Grosser
Browse files

add comments to clarify the use of a temporary variable in the map insertion 

Merged from: https://llvm.org/svn/llvm-project/polly/trunk@182662

llvm-svn: 183381
parent 33a10126

polly/lib/CodeGen/BlockGenerators.cpp

+4 −0
Original line number Diff line number Diff line
@@ -356,12 +356,16 @@ void BlockGenerator::copyInstruction(const Instruction *Inst, ValueMapT &BBMap, 


  if (const LoadInst *Load = dyn_cast<LoadInst>(Inst)) {

    Value *NewLoad = generateScalarLoad(Load, BBMap, GlobalMap, LTS);

    // Compute NewLoad before its insertion in BBMap to make the insertion

    // deterministic.

    BBMap[Load] = NewLoad;

    return;

  }



  if (const StoreInst *Store = dyn_cast<StoreInst>(Inst)) {

    Value *NewStore = generateScalarStore(Store, BBMap, GlobalMap, LTS);

    // Compute NewStore before its insertion in BBMap to make the insertion

    // deterministic.

    BBMap[Store] = NewStore;

    return;

  }