1 //===- Scalarizer.h --- Scalarize vector operations -----------------------===// 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 /// \file 10 /// This pass converts vector operations into scalar operations, in order 11 /// to expose optimization opportunities on the individual scalar operations. 12 /// It is mainly intended for targets that do not have vector units, but it 13 /// may also be useful for revectorizing code to different vector widths. 14 // 15 //===----------------------------------------------------------------------===// 16 17 #ifndef LLVM_TRANSFORMS_SCALAR_SCALARIZER_H 18 #define LLVM_TRANSFORMS_SCALAR_SCALARIZER_H 19 20 #include "llvm/IR/PassManager.h" 21 #include "llvm/Pass.h" 22 23 namespace llvm { 24 25 class ScalarizerPass : public PassInfoMixin<ScalarizerPass> { 26 public: 27 PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM); 28 }; 29 30 /// Create a legacy pass manager instance of the Scalarizer pass 31 FunctionPass *createScalarizerPass(); 32 33 } 34 35 #endif /* LLVM_TRANSFORMS_SCALAR_SCALARIZER_H */ 36