53 lines
1.9 KiB
C
53 lines
1.9 KiB
C
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//===-- RISCVTargetMachine.h - Define TargetMachine for RISCV ---*- 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 declares the RISCV specific subclass of TargetMachine.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_RISCV_RISCVTARGETMACHINE_H
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#define LLVM_LIB_TARGET_RISCV_RISCVTARGETMACHINE_H
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#include "MCTargetDesc/RISCVMCTargetDesc.h"
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#include "RISCVSubtarget.h"
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#include "llvm/CodeGen/SelectionDAGTargetInfo.h"
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#include "llvm/IR/DataLayout.h"
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#include "llvm/Target/TargetMachine.h"
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namespace llvm {
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class RISCVTargetMachine : public LLVMTargetMachine {
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std::unique_ptr<TargetLoweringObjectFile> TLOF;
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mutable StringMap<std::unique_ptr<RISCVSubtarget>> SubtargetMap;
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public:
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RISCVTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
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StringRef FS, const TargetOptions &Options,
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Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM,
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CodeGenOpt::Level OL, bool JIT);
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const RISCVSubtarget *getSubtargetImpl(const Function &F) const override;
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// DO NOT IMPLEMENT: There is no such thing as a valid default subtarget,
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// subtargets are per-function entities based on the target-specific
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// attributes of each function.
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const RISCVSubtarget *getSubtargetImpl() const = delete;
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TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
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TargetLoweringObjectFile *getObjFileLowering() const override {
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return TLOF.get();
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}
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TargetTransformInfo getTargetTransformInfo(const Function &F) override;
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virtual bool isNoopAddrSpaceCast(unsigned SrcAS,
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unsigned DstAS) const override;
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};
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} // namespace llvm
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#endif
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