| 1 | #ifndef LLVM_TRANSFORMS_UTILS_IRNORMALIZER_H |
| 2 | #define LLVM_TRANSFORMS_UTILS_IRNORMALIZER_H |
| 3 | |
| 4 | #include "llvm/IR/PassManager.h" |
| 5 | |
| 6 | namespace llvm { |
| 7 | |
| 8 | struct IRNormalizerOptions { |
| 9 | /// Preserves original instruction order. |
| 10 | bool PreserveOrder = false; |
| 11 | |
| 12 | /// Renames all instructions (including user-named) |
| 13 | bool RenameAll = true; |
| 14 | |
| 15 | /// Folds all regular instructions (including pre-outputs) |
| 16 | bool FoldPreOutputs = true; |
| 17 | |
| 18 | /// Sorts and reorders operands in commutative instructions |
| 19 | bool ReorderOperands = true; |
| 20 | }; |
| 21 | |
| 22 | /// IRNormalizer aims to transform LLVM IR into normal form. |
| 23 | struct IRNormalizerPass : public PassInfoMixin<IRNormalizerPass> { |
| 24 | private: |
| 25 | const IRNormalizerOptions Options; |
| 26 | |
| 27 | public: |
| 28 | IRNormalizerPass(IRNormalizerOptions Options = IRNormalizerOptions()) |
| 29 | : Options(Options) {} |
| 30 | |
| 31 | PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM) const; |
| 32 | }; |
| 33 | |
| 34 | } // namespace llvm |
| 35 | |
| 36 | #endif // LLVM_TRANSFORMS_UTILS_IRNORMALIZER_H |
| 37 | |