| 1 | //=-- HexagonTargetMachine.h - Define TargetMachine for Hexagon ---*- C++ -*-=// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This file declares the Hexagon specific subclass of TargetMachine. |
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| 10 | // |
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| 11 | //===----------------------------------------------------------------------===// |
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| 12 | |
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| 13 | #ifndef LLVM_LIB_TARGET_HEXAGON_HEXAGONTARGETMACHINE_H |
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| 14 | #define LLVM_LIB_TARGET_HEXAGON_HEXAGONTARGETMACHINE_H |
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| 15 | |
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| 16 | #include "HexagonInstrInfo.h" |
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| 17 | #include "HexagonSubtarget.h" |
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| 18 | #include "HexagonTargetObjectFile.h" |
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| 19 | #include "llvm/Target/TargetMachine.h" |
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| 20 | #include <optional> |
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| 21 | |
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| 22 | namespace llvm { |
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| 23 | |
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| 24 | class HexagonTargetMachine : public LLVMTargetMachine { |
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| 25 | std::unique_ptr<TargetLoweringObjectFile> TLOF; |
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| 26 | HexagonSubtarget Subtarget; |
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| 27 | mutable StringMap<std::unique_ptr<HexagonSubtarget>> SubtargetMap; |
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| 28 | |
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| 29 | public: |
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| 30 | HexagonTargetMachine(const Target &T, const Triple &TT, StringRef CPU, |
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| 31 | StringRef FS, const TargetOptions &Options, |
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| 32 | std::optional<Reloc::Model> RM, |
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| 33 | std::optional<CodeModel::Model> CM, CodeGenOptLevel OL, |
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| 34 | bool JIT); |
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| 35 | ~HexagonTargetMachine() override; |
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| 36 | const HexagonSubtarget *getSubtargetImpl(const Function &F) const override; |
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| 37 | |
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| 38 | void registerPassBuilderCallbacks(PassBuilder &PB, |
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| 39 | bool PopulateClassToPassNames) override; |
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| 40 | TargetPassConfig *createPassConfig(PassManagerBase &PM) override; |
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| 41 | TargetTransformInfo getTargetTransformInfo(const Function &F) const override; |
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| 42 | |
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| 43 | HexagonTargetObjectFile *getObjFileLowering() const override { |
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| 44 | return static_cast<HexagonTargetObjectFile*>(TLOF.get()); |
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| 45 | } |
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| 46 | |
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| 47 | MachineFunctionInfo * |
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| 48 | createMachineFunctionInfo(BumpPtrAllocator &Allocator, const Function &F, |
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| 49 | const TargetSubtargetInfo *STI) const override; |
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| 50 | }; |
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| 51 | |
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| 52 | } // end namespace llvm |
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| 53 | |
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| 54 | #endif |
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| 55 | |
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