| 1 | //===- AddDiscriminators.h --------------------------------------*- C++ -*-===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This pass adds DWARF discriminators to the IR. Path discriminators are used |
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| 10 | // to decide what CFG path was taken inside sub-graphs whose instructions share |
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| 11 | // the same line and column number information. |
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| 12 | // |
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| 13 | //===----------------------------------------------------------------------===// |
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| 14 | |
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| 15 | #ifndef LLVM_TRANSFORMS_UTILS_ADDDISCRIMINATORS_H |
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| 16 | #define LLVM_TRANSFORMS_UTILS_ADDDISCRIMINATORS_H |
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| 17 | |
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| 18 | #include "llvm/IR/PassManager.h" |
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| 19 | |
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| 20 | namespace llvm { |
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| 21 | |
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| 22 | class Function; |
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| 23 | |
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| 24 | class AddDiscriminatorsPass : public PassInfoMixin<AddDiscriminatorsPass> { |
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| 25 | public: |
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| 26 | PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM); |
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| 27 | static bool isRequired() { return true; } |
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| 28 | }; |
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| 29 | |
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| 30 | } // end namespace llvm |
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| 31 | |
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| 32 | #endif // LLVM_TRANSFORMS_UTILS_ADDDISCRIMINATORS_H |
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| 33 | |
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