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File indexing completed on 2026-05-10 08:44:40
0001 //===- MergeFunctions.h - Merge Identical Functions -------------*- 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 // This pass transforms simple global variables that never have their address 0010 // taken. If obviously true, it marks read/write globals as constant, deletes 0011 // variables only stored to, etc. 0012 // 0013 //===----------------------------------------------------------------------===// 0014 0015 #ifndef LLVM_TRANSFORMS_IPO_MERGEFUNCTIONS_H 0016 #define LLVM_TRANSFORMS_IPO_MERGEFUNCTIONS_H 0017 0018 #include "llvm/IR/PassManager.h" 0019 0020 namespace llvm { 0021 0022 class Module; 0023 class Function; 0024 0025 /// Merge identical functions. 0026 class MergeFunctionsPass : public PassInfoMixin<MergeFunctionsPass> { 0027 public: 0028 PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 0029 0030 static bool runOnModule(Module &M); 0031 static DenseMap<Function *, Function *> 0032 runOnFunctions(ArrayRef<Function *> F); 0033 }; 0034 0035 } // end namespace llvm 0036 0037 #endif // LLVM_TRANSFORMS_IPO_MERGEFUNCTIONS_H
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