64 строки
1.9 KiB
C++
64 строки
1.9 KiB
C++
//===- ARMSelectionDAGISel.h ------------------------------------*- 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 file contains the declaration of ARMSelectionDAGISel class for
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// use by llvm-mctoll.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TOOLS_LLVM_MCTOLL_ARM_ARMSELECTIONDAGISEL_H
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#define LLVM_TOOLS_LLVM_MCTOLL_ARM_ARMSELECTIONDAGISEL_H
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#include "ARMRaiserBase.h"
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#include "DAG/DAGBuilder.h"
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#include "DAG/DAGRaisingInfo.h"
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#include "DAG/FunctionRaisingInfo.h"
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#include "DAG/IREmitter.h"
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#include "DAG/InstSelector.h"
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#include "Raiser/ModuleRaiser.h"
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#include "llvm/Analysis/OptimizationRemarkEmitter.h"
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namespace llvm {
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namespace mctoll {
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/// This is responsible for constructing DAG, and does instruction selection on
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/// the DAG, eventually emits SDNodes of the DAG to LLVM IRs.
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class ARMSelectionDAGISel : public ARMRaiserBase {
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public:
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ARMSelectionDAGISel(ARMModuleRaiser &MR, MachineFunction *MF, Function *RF);
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~ARMSelectionDAGISel() override;
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bool doSelection();
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bool runOnMachineFunction(MachineFunction &MF) override;
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bool setjtList(std::vector<JumpTableInfo> &List);
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static char ID;
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private:
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void initEntryBasicBlock();
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void selectBasicBlock();
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void doInstructionSelection();
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void emitDAG();
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std::unique_ptr<OptimizationRemarkEmitter> ORE;
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FunctionRaisingInfo *FuncInfo;
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DAGBuilder *SDB;
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InstSelector *SLT;
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SelectionDAG *CurDAG;
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DAGRaisingInfo *DAGInfo;
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MachineBasicBlock *MBB;
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BasicBlock *BB;
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std::vector<JumpTableInfo> JTList;
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};
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} // end namespace mctoll
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} // end namespace llvm
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#endif // LLVM_TOOLS_LLVM_MCTOLL_ARM_ARMSELECTIONDAGISEL_H
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