1 //===- AddDiscriminators.h -------------------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This pass adds DWARF discriminators to the IR. Path discriminators are used
11 // to decide what CFG path was taken inside sub-graphs whose instructions share
12 // the same line and column number information.
13 //
14 //===----------------------------------------------------------------------===//
15 
16 #ifndef LLVM_TRANSFORMS_UTILS_ADDDISCRIMINATORS_H
17 #define LLVM_TRANSFORMS_UTILS_ADDDISCRIMINATORS_H
18 
19 #include "llvm/IR/PassManager.h"
20 
21 namespace llvm {
22 
23 class AddDiscriminatorsPass : public PassInfoMixin<AddDiscriminatorsPass> {
24 public:
25   PreservedAnalyses run(Function &F, AnalysisManager<Function> &AM);
26 };
27 } // end namespace llvm
28 
29 #endif // LLVM_TRANSFORMS_UTILS_ADDDISCRIMINATORS_H
30