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//===--- CSKYTargetMachine.h - Define TargetMachine for CSKY ----*- C++ -*-===//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// This file declares the CSKY specific subclass of TargetMachine.
#include "CSKYSubtarget.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/Target/TargetMachine.h"
#include <optional>
namespace llvm {
class CSKYTargetMachine : public LLVMTargetMachine {
std::unique_ptr<TargetLoweringObjectFile> TLOF;
mutable StringMap<std::unique_ptr<CSKYSubtarget>> SubtargetMap;
CSKYTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
StringRef FS, const TargetOptions &Options,
std::optional<Reloc::Model> RM,
std::optional<CodeModel::Model> CM, CodeGenOptLevel OL,
bool JIT);
TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
const CSKYSubtarget *getSubtargetImpl(const Function &F) const override;
// DO NOT IMPLEMENT: There is no such thing as a valid default subtarget,
// subtargets are per-function entities based on the target-specific
// attributes of each function.
const CSKYSubtarget *getSubtargetImpl() const = delete;
TargetLoweringObjectFile *getObjFileLowering() const override {
return TLOF.get();
MachineFunctionInfo *
createMachineFunctionInfo(BumpPtrAllocator &Allocator, const Function &F,
const TargetSubtargetInfo *STI) const override;
} // namespace llvm