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File indexing completed on 2026-05-10 08:44:41

0001 //===- LoopLoadElimination.h ------------------------------------*- C++ -*-===//
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 /// \file
0010 /// This header defines the LoopLoadEliminationPass object. This pass forwards
0011 /// loaded values around loop backedges to allow their use in subsequent
0012 /// iterations.
0013 //
0014 //===----------------------------------------------------------------------===//
0015 
0016 #ifndef LLVM_TRANSFORMS_SCALAR_LOOPLOADELIMINATION_H
0017 #define LLVM_TRANSFORMS_SCALAR_LOOPLOADELIMINATION_H
0018 
0019 #include "llvm/IR/PassManager.h"
0020 
0021 namespace llvm {
0022 
0023 class Function;
0024 
0025 /// Pass to forward loads in a loop around the backedge to subsequent
0026 /// iterations.
0027 struct LoopLoadEliminationPass : public PassInfoMixin<LoopLoadEliminationPass> {
0028   PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM);
0029 };
0030 
0031 } // end namespace llvm
0032 
0033 #endif // LLVM_TRANSFORMS_SCALAR_LOOPLOADELIMINATION_H