39 lines
1.2 KiB
C++
39 lines
1.2 KiB
C++
//===- MergeFunctions.h - Merge Identical Functions -------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This pass transforms simple global variables that never have their address
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// taken. If obviously true, it marks read/write globals as constant, deletes
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// variables only stored to, etc.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TRANSFORMS_IPO_MERGEFUNCTIONS_H
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#define LLVM_TRANSFORMS_IPO_MERGEFUNCTIONS_H
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#include "llvm/IR/PassManager.h"
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#include "llvm/Support/Compiler.h"
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namespace llvm {
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class Module;
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class Function;
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/// Merge identical functions.
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class MergeFunctionsPass : public OptionalPassInfoMixin<MergeFunctionsPass> {
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public:
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LLVM_ABI PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM);
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LLVM_ABI static bool runOnModule(Module &M);
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LLVM_ABI static DenseMap<Function *, Function *>
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runOnFunctions(ArrayRef<Function *> F);
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};
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} // end namespace llvm
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#endif // LLVM_TRANSFORMS_IPO_MERGEFUNCTIONS_H
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