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LLVM
4.0.0
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This class describes a target machine that is implemented with the LLVM target-independent code generator. More...
#include <TargetMachine.h>
Public Member Functions | |
| TargetIRAnalysis | getTargetIRAnalysis () override |
| Get a TargetIRAnalysis implementation for the target. More... | |
| virtual TargetPassConfig * | createPassConfig (PassManagerBase &PM) |
| Create a pass configuration object to be used by addPassToEmitX methods for generating a pipeline of CodeGen passes. More... | |
| bool | addPassesToEmitFile (PassManagerBase &PM, raw_pwrite_stream &Out, CodeGenFileType FileType, bool DisableVerify=true, AnalysisID StartBefore=nullptr, AnalysisID StartAfter=nullptr, AnalysisID StopBefore=nullptr, AnalysisID StopAfter=nullptr, MachineFunctionInitializer *MFInitializer=nullptr) override |
| Add passes to the specified pass manager to get the specified file emitted. More... | |
| bool | addPassesToEmitMC (PassManagerBase &PM, MCContext *&Ctx, raw_pwrite_stream &OS, bool DisableVerify=true) override |
| Add passes to the specified pass manager to get machine code emitted with the MCJIT. More... | |
Public Member Functions inherited from llvm::TargetMachine | |
| TargetMachine (const TargetMachine &)=delete | |
| void | operator= (const TargetMachine &)=delete |
| virtual | ~TargetMachine () |
| const Target & | getTarget () const |
| const Triple & | getTargetTriple () const |
| StringRef | getTargetCPU () const |
| StringRef | getTargetFeatureString () const |
| virtual const TargetSubtargetInfo * | getSubtargetImpl (const Function &) const |
| Virtual method implemented by subclasses that returns a reference to that target's TargetSubtargetInfo-derived member variable. More... | |
| virtual TargetLoweringObjectFile * | getObjFileLowering () const |
| template<typename STC > | |
| const STC & | getSubtarget (const Function &F) const |
| This method returns a pointer to the specified type of TargetSubtargetInfo. More... | |
| const DataLayout | createDataLayout () const |
| Create a DataLayout. More... | |
| bool | isCompatibleDataLayout (const DataLayout &Candidate) const |
| Test if a DataLayout if compatible with the CodeGen for this target. More... | |
| unsigned | getPointerSize () const |
| Get the pointer size for this target. More... | |
| void | resetTargetOptions (const Function &F) const |
| Reset the target options based on the function's attributes. More... | |
| const MCAsmInfo * | getMCAsmInfo () const |
| Return target specific asm information. More... | |
| const MCRegisterInfo * | getMCRegisterInfo () const |
| const MCInstrInfo * | getMCInstrInfo () const |
| const MCSubtargetInfo * | getMCSubtargetInfo () const |
| virtual const TargetIntrinsicInfo * | getIntrinsicInfo () const |
| If intrinsic information is available, return it. If not, return null. More... | |
| bool | requiresStructuredCFG () const |
| void | setRequiresStructuredCFG (bool Value) |
| Reloc::Model | getRelocationModel () const |
| Returns the code generation relocation model. More... | |
| CodeModel::Model | getCodeModel () const |
| Returns the code model. More... | |
| bool | isPositionIndependent () const |
| bool | shouldAssumeDSOLocal (const Module &M, const GlobalValue *GV) const |
| TLSModel::Model | getTLSModel (const GlobalValue *GV) const |
| Returns the TLS model which should be used for the given global variable. More... | |
| CodeGenOpt::Level | getOptLevel () const |
| Returns the optimization level: None, Less, Default, or Aggressive. More... | |
| void | setOptLevel (CodeGenOpt::Level Level) |
| Overrides the optimization level. More... | |
| void | setFastISel (bool Enable) |
| bool | getO0WantsFastISel () |
| void | setO0WantsFastISel (bool Enable) |
| bool | shouldPrintMachineCode () const |
| bool | getUniqueSectionNames () const |
| bool | getDataSections () const |
| Return true if data objects should be emitted into their own section, corresponds to -fdata-sections. More... | |
| bool | getFunctionSections () const |
| Return true if functions should be emitted into their own section, corresponding to -ffunction-sections. More... | |
| virtual void | addEarlyAsPossiblePasses (PassManagerBase &) |
| Add target-specific function passes that should be run as early as possible in the optimization pipeline. More... | |
| virtual bool | targetSchedulesPostRAScheduling () const |
| True if subtarget inserts the final scheduling pass on its own. More... | |
| void | getNameWithPrefix (SmallVectorImpl< char > &Name, const GlobalValue *GV, Mangler &Mang, bool MayAlwaysUsePrivate=false) const |
| MCSymbol * | getSymbol (const GlobalValue *GV) const |
| virtual bool | usesPhysRegsForPEI () const |
| True if the target uses physical regs at Prolog/Epilog insertion time. More... | |
Protected Member Functions | |
| LLVMTargetMachine (const Target &T, StringRef DataLayoutString, const Triple &TargetTriple, StringRef CPU, StringRef FS, TargetOptions Options, Reloc::Model RM, CodeModel::Model CM, CodeGenOpt::Level OL) | |
| void | initAsmInfo () |
Protected Member Functions inherited from llvm::TargetMachine | |
| TargetMachine (const Target &T, StringRef DataLayoutString, const Triple &TargetTriple, StringRef CPU, StringRef FS, const TargetOptions &Options) | |
Additional Inherited Members | |
Public Types inherited from llvm::TargetMachine | |
| enum | CodeGenFileType { CGFT_AssemblyFile, CGFT_ObjectFile, CGFT_Null } |
| These enums are meant to be passed into addPassesToEmitFile to indicate what type of file to emit, and returned by it to indicate what type of file could actually be made. More... | |
Public Attributes inherited from llvm::TargetMachine | |
| const TargetOptions | DefaultOptions |
| TargetOptions | Options |
Protected Attributes inherited from llvm::TargetMachine | |
| const Target & | TheTarget |
| The Target that this machine was created for. More... | |
| const DataLayout | DL |
| DataLayout for the target: keep ABI type size and alignment. More... | |
| Triple | TargetTriple |
| Triple string, CPU name, and target feature strings the TargetMachine instance is created with. More... | |
| std::string | TargetCPU |
| std::string | TargetFS |
| Reloc::Model | RM = Reloc::Static |
| CodeModel::Model | CMModel = CodeModel::Default |
| CodeGenOpt::Level | OptLevel = CodeGenOpt::Default |
| const MCAsmInfo * | AsmInfo |
| Contains target specific asm information. More... | |
| const MCRegisterInfo * | MRI |
| const MCInstrInfo * | MII |
| const MCSubtargetInfo * | STI |
| unsigned | RequireStructuredCFG: 1 |
| unsigned | O0WantsFastISel: 1 |
This class describes a target machine that is implemented with the LLVM target-independent code generator.
Definition at line 267 of file Target/TargetMachine.h.
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protected |
Definition at line 85 of file LLVMTargetMachine.cpp.
References llvm::Target::adjustCodeGenOpts(), llvm::TargetMachine::CMModel, llvm::TargetMachine::OptLevel, and llvm::TargetMachine::RM.
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overridevirtual |
Add passes to the specified pass manager to get the specified file emitted.
Typically this will involve several steps of code generation.
Reimplemented from llvm::TargetMachine.
Definition at line 193 of file LLVMTargetMachine.cpp.
References addPassesToGenerateCode(), llvm::MCTargetOptions::AsmVerbose, llvm::TargetMachine::CGFT_AssemblyFile, llvm::TargetMachine::CGFT_Null, llvm::TargetMachine::CGFT_ObjectFile, Context, llvm::Target::createAsmPrinter(), llvm::Target::createAsmStreamer(), llvm::createFreeMachineFunctionPass(), llvm::Target::createMCAsmBackend(), llvm::Target::createMCCodeEmitter(), llvm::Target::createMCInstPrinter(), llvm::createNullStreamer(), llvm::createPrintMIRPass(), llvm::MCAsmInfo::getAssemblerDialect(), llvm::TargetMachine::getMCAsmInfo(), llvm::TargetMachine::getMCInstrInfo(), llvm::TargetMachine::getMCRegisterInfo(), llvm::TargetMachine::getMCSubtargetInfo(), llvm::TargetMachine::getTarget(), llvm::TargetMachine::getTargetTriple(), llvm::MCTargetOptions::MCIncrementalLinkerCompatible, llvm::TargetOptions::MCOptions, llvm::MCTargetOptions::MCRelaxAll, llvm::MCTargetOptions::MCSaveTempLabels, llvm::MCTargetOptions::MCUseDwarfDirectory, llvm::TargetMachine::MII, llvm::TargetMachine::MRI, llvm::TargetMachine::Options, Printer, llvm::MCStreamer::reset(), llvm::MCContext::setAllowTemporaryLabels(), llvm::MCContext::setUseNamesOnTempLabels(), llvm::MCTargetOptions::ShowMCEncoding, llvm::MCTargetOptions::ShowMCInst, llvm::TargetMachine::STI, T, and llvm::TargetMachine::TargetCPU.
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overridevirtual |
Add passes to the specified pass manager to get machine code emitted with the MCJIT.
addPassesToEmitMC - Add passes to the specified pass manager to get machine code emitted with the MCJIT.
This method returns true if machine code is not supported. It fills the MCContext Ctx pointer which can be used to build custom MCStreamer.
Reimplemented from llvm::TargetMachine.
Reimplemented in llvm::NVPTXTargetMachine.
Definition at line 285 of file LLVMTargetMachine.cpp.
References addPassesToGenerateCode(), llvm::Target::createAsmPrinter(), llvm::createFreeMachineFunctionPass(), llvm::Target::createMCAsmBackend(), llvm::Target::createMCCodeEmitter(), llvm::TargetMachine::getMCInstrInfo(), llvm::TargetMachine::getMCRegisterInfo(), llvm::TargetMachine::getMCSubtargetInfo(), llvm::TargetMachine::getTarget(), llvm::TargetMachine::getTargetTriple(), llvm::MCTargetOptions::MCIncrementalLinkerCompatible, llvm::TargetOptions::MCOptions, llvm::MCTargetOptions::MCRelaxAll, llvm::MCTargetOptions::MCSaveTempLabels, llvm::TargetMachine::MRI, llvm::TargetMachine::Options, Printer, llvm::MCContext::setAllowTemporaryLabels(), llvm::TargetMachine::STI, and llvm::TargetMachine::TargetCPU.
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Create a pass configuration object to be used by addPassToEmitX methods for generating a pipeline of CodeGen passes.
createPassConfig - Create a pass configuration object to be used by addPassToEmitX methods for generating a pipeline of CodeGen passes.
Targets may override this to extend TargetPassConfig.
Reimplemented in llvm::GCNTargetMachine, llvm::R600TargetMachine, llvm::MipsTargetMachine, llvm::ARMBaseTargetMachine, llvm::NVPTXTargetMachine, llvm::LanaiTargetMachine, llvm::PPCTargetMachine, llvm::AVRTargetMachine, llvm::SystemZTargetMachine, llvm::HexagonTargetMachine, llvm::MSP430TargetMachine, llvm::X86TargetMachine, llvm::AArch64TargetMachine, llvm::SparcTargetMachine, llvm::WebAssemblyTargetMachine, llvm::XCoreTargetMachine, llvm::BPFTargetMachine, and llvm::RISCVTargetMachine.
Definition at line 305 of file TargetPassConfig.cpp.
Referenced by addPassesToGenerateCode().
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overridevirtual |
Get a TargetIRAnalysis implementation for the target.
This analysis will produce a TTI result which uses the common code generator to answer queries about the IR.
Reimplemented from llvm::TargetMachine.
Reimplemented in llvm::NVPTXTargetMachine, llvm::AMDGPUTargetMachine, llvm::ARMBaseTargetMachine, llvm::PPCTargetMachine, llvm::MipsTargetMachine, llvm::WebAssemblyTargetMachine, llvm::LanaiTargetMachine, llvm::AArch64TargetMachine, llvm::SystemZTargetMachine, llvm::HexagonTargetMachine, llvm::XCoreTargetMachine, and llvm::X86TargetMachine.
Definition at line 98 of file LLVMTargetMachine.cpp.
References F.
Referenced by addPassesToGenerateCode().
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protected |
Definition at line 49 of file LLVMTargetMachine.cpp.
References llvm::TargetMachine::AsmInfo, assert(), llvm::TargetOptions::CompressDebugSections, llvm::Target::createMCAsmInfo(), llvm::Target::createMCInstrInfo(), llvm::Target::createMCRegInfo(), llvm::Target::createMCSubtargetInfo(), llvm::DCT_ZlibGnu, llvm::TargetOptions::DisableIntegratedAS, llvm::TargetOptions::ExceptionModel, llvm::TargetMachine::getTargetCPU(), llvm::TargetMachine::getTargetFeatureString(), llvm::TargetMachine::getTargetTriple(), llvm::TargetOptions::MCOptions, llvm::TargetMachine::MII, llvm::TargetMachine::MRI, llvm::None, llvm::TargetMachine::Options, llvm::MCTargetOptions::PreserveAsmComments, llvm::TargetOptions::RelaxELFRelocations, llvm::MCAsmInfo::setCompressDebugSections(), llvm::MCAsmInfo::setExceptionsType(), llvm::MCAsmInfo::setPreserveAsmComments(), llvm::MCAsmInfo::setRelaxELFRelocations(), llvm::MCAsmInfo::setUseIntegratedAssembler(), llvm::TargetMachine::STI, and llvm::TargetMachine::TheTarget.
Referenced by llvm::AArch64TargetMachine::AArch64TargetMachine(), llvm::AMDGPUTargetMachine::AMDGPUTargetMachine(), llvm::ARMTargetMachine::ARMTargetMachine(), llvm::AVRTargetMachine::AVRTargetMachine(), llvm::BPFTargetMachine::BPFTargetMachine(), llvm::HexagonTargetMachine::HexagonTargetMachine(), llvm::LanaiTargetMachine::LanaiTargetMachine(), llvm::MipsTargetMachine::MipsTargetMachine(), llvm::MSP430TargetMachine::MSP430TargetMachine(), llvm::NVPTXTargetMachine::NVPTXTargetMachine(), llvm::PPCTargetMachine::PPCTargetMachine(), llvm::SparcTargetMachine::SparcTargetMachine(), llvm::SystemZTargetMachine::SystemZTargetMachine(), llvm::ThumbTargetMachine::ThumbTargetMachine(), llvm::WebAssemblyTargetMachine::WebAssemblyTargetMachine(), llvm::X86TargetMachine::X86TargetMachine(), and llvm::XCoreTargetMachine::XCoreTargetMachine().
1.8.6