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File indexing completed on 2026-05-10 08:44:40
0001 //===- LoopExtractor.h - Extract each loop into a new function ------------===// 0002 // 0003 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 0004 // See https://llvm.org/LICENSE.txt for license information. 0005 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 0006 // 0007 //===----------------------------------------------------------------------===// 0008 // 0009 // A pass wrapper around the ExtractLoop() scalar transformation to extract each 0010 // top-level loop into its own new function. If the loop is the ONLY loop in a 0011 // given function, it is not touched. This is a pass most useful for debugging 0012 // via bugpoint. 0013 // 0014 //===----------------------------------------------------------------------===// 0015 0016 #ifndef LLVM_TRANSFORMS_IPO_LOOPEXTRACTOR_H 0017 #define LLVM_TRANSFORMS_IPO_LOOPEXTRACTOR_H 0018 0019 #include "llvm/IR/PassManager.h" 0020 0021 namespace llvm { 0022 0023 struct LoopExtractorPass : public PassInfoMixin<LoopExtractorPass> { 0024 LoopExtractorPass(unsigned NumLoops = ~0) : NumLoops(NumLoops) {} 0025 PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 0026 void printPipeline(raw_ostream &OS, 0027 function_ref<StringRef(StringRef)> MapClassName2PassName); 0028 0029 private: 0030 unsigned NumLoops; 0031 }; 0032 } // namespace llvm 0033 0034 #endif // LLVM_TRANSFORMS_IPO_LOOPEXTRACTOR_H
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