forked from OSchip/llvm-project
95 lines
3.3 KiB
C++
95 lines
3.3 KiB
C++
//===-- NVPTXTargetMachine.h - Define TargetMachine for NVPTX ---*- 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 NVPTX specific subclass of TargetMachine.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_NVPTX_NVPTXTARGETMACHINE_H
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#define LLVM_LIB_TARGET_NVPTX_NVPTXTARGETMACHINE_H
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#include "ManagedStringPool.h"
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#include "NVPTXSubtarget.h"
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#include "llvm/Target/TargetMachine.h"
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namespace llvm {
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/// NVPTXTargetMachine
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///
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class NVPTXTargetMachine : public LLVMTargetMachine {
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bool is64bit;
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// Use 32-bit pointers for accessing const/local/short AS.
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bool UseShortPointers;
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std::unique_ptr<TargetLoweringObjectFile> TLOF;
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NVPTX::DrvInterface drvInterface;
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NVPTXSubtarget Subtarget;
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// Hold Strings that can be free'd all together with NVPTXTargetMachine
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ManagedStringPool ManagedStrPool;
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public:
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NVPTXTargetMachine(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 OP, bool is64bit);
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~NVPTXTargetMachine() override;
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const NVPTXSubtarget *getSubtargetImpl(const Function &) const override {
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return &Subtarget;
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}
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const NVPTXSubtarget *getSubtargetImpl() const { return &Subtarget; }
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bool is64Bit() const { return is64bit; }
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bool useShortPointers() const { return UseShortPointers; }
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NVPTX::DrvInterface getDrvInterface() const { return drvInterface; }
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ManagedStringPool *getManagedStrPool() const {
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return const_cast<ManagedStringPool *>(&ManagedStrPool);
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}
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TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
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// Emission of machine code through MCJIT is not supported.
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bool addPassesToEmitMC(PassManagerBase &, MCContext *&, raw_pwrite_stream &,
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bool = true) override {
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return true;
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}
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TargetLoweringObjectFile *getObjFileLowering() const override {
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return TLOF.get();
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}
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void adjustPassManager(PassManagerBuilder &) override;
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void registerPassBuilderCallbacks(PassBuilder &PB) override;
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TargetTransformInfo getTargetTransformInfo(const Function &F) override;
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bool isMachineVerifierClean() const override {
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return false;
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}
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}; // NVPTXTargetMachine.
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class NVPTXTargetMachine32 : public NVPTXTargetMachine {
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virtual void anchor();
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public:
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NVPTXTargetMachine32(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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};
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class NVPTXTargetMachine64 : public NVPTXTargetMachine {
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virtual void anchor();
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public:
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NVPTXTargetMachine64(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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};
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} // end namespace llvm
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#endif
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