include/llvm/Transforms/Utils/AddDiscriminators.h

   1 //===- AddDiscriminators.h --------------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This pass adds DWARF discriminators to the IR. Path discriminators are used
  10 // to decide what CFG path was taken inside sub-graphs whose instructions share
  11 // the same line and column number information.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #ifndef LLVM_TRANSFORMS_UTILS_ADDDISCRIMINATORS_H
  16 #define LLVM_TRANSFORMS_UTILS_ADDDISCRIMINATORS_H
  17
  18 #include "llvm/IR/PassManager.h"
  19
  20 namespace llvm {
  21
  22 class Function;
  23
  24 class AddDiscriminatorsPass : public PassInfoMixin<AddDiscriminatorsPass> {
  25 public:
  26   PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM);
  27 };
  28
  29 } // end namespace llvm
  30
  31 #endif // LLVM_TRANSFORMS_UTILS_ADDDISCRIMINATORS_H