forked from OSchip/llvm-project
94 lines
3.2 KiB
C++
94 lines
3.2 KiB
C++
//===-- SPIRVSubtarget.h - SPIR-V Subtarget Information --------*- 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 SPIR-V specific subclass of TargetSubtargetInfo.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_SPIRV_SPIRVSUBTARGET_H
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#define LLVM_LIB_TARGET_SPIRV_SPIRVSUBTARGET_H
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#include "SPIRVCallLowering.h"
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#include "SPIRVFrameLowering.h"
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#include "SPIRVISelLowering.h"
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#include "SPIRVInstrInfo.h"
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#include "llvm/CodeGen/GlobalISel/CallLowering.h"
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#include "llvm/CodeGen/GlobalISel/InstructionSelector.h"
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#include "llvm/CodeGen/GlobalISel/LegalizerInfo.h"
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#include "llvm/CodeGen/SelectionDAGTargetInfo.h"
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#include "llvm/CodeGen/TargetSubtargetInfo.h"
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#include "llvm/IR/DataLayout.h"
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#include "llvm/Target/TargetMachine.h"
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#define GET_SUBTARGETINFO_HEADER
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#include "SPIRVGenSubtargetInfo.inc"
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namespace llvm {
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class StringRef;
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class SPIRVGlobalRegistry;
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class SPIRVTargetMachine;
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class SPIRVSubtarget : public SPIRVGenSubtargetInfo {
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private:
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const unsigned PointerSize;
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uint32_t SPIRVVersion;
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std::unique_ptr<SPIRVGlobalRegistry> GR;
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SPIRVInstrInfo InstrInfo;
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SPIRVFrameLowering FrameLowering;
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SPIRVTargetLowering TLInfo;
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// GlobalISel related APIs.
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std::unique_ptr<CallLowering> CallLoweringInfo;
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std::unique_ptr<RegisterBankInfo> RegBankInfo;
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std::unique_ptr<LegalizerInfo> Legalizer;
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std::unique_ptr<InstructionSelector> InstSelector;
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public:
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// This constructor initializes the data members to match that
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// of the specified triple.
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SPIRVSubtarget(const Triple &TT, const std::string &CPU,
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const std::string &FS, const SPIRVTargetMachine &TM);
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SPIRVSubtarget &initSubtargetDependencies(StringRef CPU, StringRef FS);
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// Parses features string setting specified subtarget options.
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// The definition of this function is auto generated by tblgen.
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void ParseSubtargetFeatures(StringRef CPU, StringRef TuneCPU, StringRef FS);
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unsigned getPointerSize() const { return PointerSize; }
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bool canDirectlyComparePointers() const;
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uint32_t getSPIRVVersion() const { return SPIRVVersion; };
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SPIRVGlobalRegistry *getSPIRVGlobalRegistry() const { return GR.get(); }
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const CallLowering *getCallLowering() const override {
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return CallLoweringInfo.get();
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}
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const RegisterBankInfo *getRegBankInfo() const override {
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return RegBankInfo.get();
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}
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const LegalizerInfo *getLegalizerInfo() const override {
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return Legalizer.get();
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}
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InstructionSelector *getInstructionSelector() const override {
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return InstSelector.get();
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}
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const SPIRVInstrInfo *getInstrInfo() const override { return &InstrInfo; }
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const SPIRVFrameLowering *getFrameLowering() const override {
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return &FrameLowering;
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}
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const SPIRVTargetLowering *getTargetLowering() const override {
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return &TLInfo;
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}
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const SPIRVRegisterInfo *getRegisterInfo() const override {
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return &InstrInfo.getRegisterInfo();
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}
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};
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} // namespace llvm
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#endif // LLVM_LIB_TARGET_SPIRV_SPIRVSUBTARGET_H
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