1 //===- LoopLoadElimination.h ------------------------------------*- C++ -*-===// 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 header defines the LoopLoadEliminationPass object. This pass forwards 11 /// loaded values around loop backedges to allow their use in subsequent 12 /// iterations. 13 // 14 //===----------------------------------------------------------------------===// 15 16 #ifndef LLVM_TRANSFORMS_SCALAR_LOOPLOADELIMINATION_H 17 #define LLVM_TRANSFORMS_SCALAR_LOOPLOADELIMINATION_H 18 19 #include "llvm/IR/PassManager.h" 20 21 namespace llvm { 22 23 class Function; 24 25 /// Pass to forward loads in a loop around the backedge to subsequent 26 /// iterations. 27 struct LoopLoadEliminationPass : public PassInfoMixin<LoopLoadEliminationPass> { 28 PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM); 29 }; 30 31 } // end namespace llvm 32 33 #endif // LLVM_TRANSFORMS_SCALAR_LOOPLOADELIMINATION_H 34