LLVM
8.0.1
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#include "Target/Hexagon/HexagonAsmPrinter.h"
Public Member Functions | |
HexagonAsmPrinter (TargetMachine &TM, std::unique_ptr< MCStreamer > Streamer) | |
bool | runOnMachineFunction (MachineFunction &Fn) override |
Emit the specified function out to the OutStreamer. More... | |
StringRef | getPassName () const override |
getPassName - Return a nice clean name for a pass. More... | |
bool | isBlockOnlyReachableByFallthrough (const MachineBasicBlock *MBB) const override |
Return true if the basic block has exactly one predecessor and the control transfer mechanism between the predecessor and this block is a fall-through. More... | |
void | EmitInstruction (const MachineInstr *MI) override |
Print out a single Hexagon MI to the current output stream. More... | |
void | HexagonProcessInstruction (MCInst &Inst, const MachineInstr &MBB) |
void | printOperand (const MachineInstr *MI, unsigned OpNo, raw_ostream &O) |
bool | PrintAsmOperand (const MachineInstr *MI, unsigned OpNo, unsigned AsmVariant, const char *ExtraCode, raw_ostream &OS) override |
PrintAsmOperand - Print out an operand for an inline asm expression. More... | |
bool | PrintAsmMemoryOperand (const MachineInstr *MI, unsigned OpNo, unsigned AsmVariant, const char *ExtraCode, raw_ostream &OS) override |
Print the specified operand of MI, an INLINEASM instruction, using the specified assembler variant as an address. More... | |
Public Member Functions inherited from llvm::AsmPrinter | |
~AsmPrinter () override | |
DwarfDebug * | getDwarfDebug () |
DwarfDebug * | getDwarfDebug () const |
uint16_t | getDwarfVersion () const |
void | setDwarfVersion (uint16_t Version) |
bool | isPositionIndependent () const |
bool | isVerbose () const |
Return true if assembly output should contain comments. More... | |
unsigned | getFunctionNumber () const |
Return a unique ID for the current function. More... | |
virtual const MCSymbol * | getFunctionFrameSymbol () const |
Return symbol for the function pseudo stack if the stack frame is not a register based. More... | |
MCSymbol * | getFunctionBegin () const |
MCSymbol * | getFunctionEnd () const |
MCSymbol * | getCurExceptionSym () |
const TargetLoweringObjectFile & | getObjFileLowering () const |
Return information about object file lowering. More... | |
const DataLayout & | getDataLayout () const |
Return information about data layout. More... | |
unsigned | getPointerSize () const |
Return the pointer size from the TargetMachine. More... | |
const MCSubtargetInfo & | getSubtargetInfo () const |
Return information about subtarget. More... | |
void | EmitToStreamer (MCStreamer &S, const MCInst &Inst) |
const MCSection * | getCurrentSection () const |
Return the current section we are emitting to. More... | |
void | getNameWithPrefix (SmallVectorImpl< char > &Name, const GlobalValue *GV) const |
MCSymbol * | getSymbol (const GlobalValue *GV) const |
void | recordSled (MCSymbol *Sled, const MachineInstr &MI, SledKind Kind, uint8_t Version=0) |
void | emitXRayTable () |
Emit a table with all XRay instrumentation points. More... | |
void | getAnalysisUsage (AnalysisUsage &AU) const override |
Record analysis usage. More... | |
bool | doInitialization (Module &M) override |
Set up the AsmPrinter when we are working on a new module. More... | |
bool | doFinalization (Module &M) override |
Shut down the asmprinter. More... | |
void | SetupMachineFunction (MachineFunction &MF) |
This should be called when a new MachineFunction is being processed from runOnMachineFunction. More... | |
void | EmitFunctionBody () |
This method emits the body and trailer for a function. More... | |
void | emitCFIInstruction (const MachineInstr &MI) |
void | emitFrameAlloc (const MachineInstr &MI) |
void | emitStackSizeSection (const MachineFunction &MF) |
CFIMoveType | needsCFIMoves () const |
bool | needsOnlyDebugCFIMoves () const |
Returns false if needsCFIMoves() == CFI_M_EH for any function in the module. More... | |
bool | needsSEHMoves () |
virtual void | EmitConstantPool () |
Print to the current output stream assembly representations of the constants in the constant pool MCP. More... | |
virtual void | EmitJumpTableInfo () |
Print assembly representations of the jump tables used by the current function to the current output stream. More... | |
virtual void | EmitGlobalVariable (const GlobalVariable *GV) |
Emit the specified global variable to the .s file. More... | |
bool | EmitSpecialLLVMGlobal (const GlobalVariable *GV) |
Check to see if the specified global is a special global used by LLVM. More... | |
void | EmitAlignment (unsigned NumBits, const GlobalObject *GV=nullptr) const |
Emit an alignment directive to the specified power of two boundary. More... | |
virtual const MCExpr * | lowerConstant (const Constant *CV) |
Lower the specified LLVM Constant to an MCExpr. More... | |
void | EmitGlobalConstant (const DataLayout &DL, const Constant *CV) |
Print a general LLVM constant to the .s file. More... | |
void | computeGlobalGOTEquivs (Module &M) |
Unnamed constant global variables solely contaning a pointer to another globals variable act like a global variable "proxy", or GOT equivalents, i.e., it's only used to hold the address of the latter. More... | |
void | emitGlobalGOTEquivs () |
Constant expressions using GOT equivalent globals may not be eligible for PC relative GOT entry conversion, in such cases we need to emit the proxies we previously omitted in EmitGlobalVariable. More... | |
void | emitStackMaps (StackMaps &SM) |
Emit the stack maps. More... | |
virtual void | EmitStartOfAsmFile (Module &) |
This virtual method can be overridden by targets that want to emit something at the start of their file. More... | |
virtual void | EmitEndOfAsmFile (Module &) |
This virtual method can be overridden by targets that want to emit something at the end of their file. More... | |
virtual void | EmitFunctionBodyStart () |
Targets can override this to emit stuff before the first basic block in the function. More... | |
virtual void | EmitFunctionBodyEnd () |
Targets can override this to emit stuff after the last basic block in the function. More... | |
virtual void | EmitBasicBlockStart (const MachineBasicBlock &MBB) const |
Targets can override this to emit stuff at the start of a basic block. More... | |
virtual void | EmitBasicBlockEnd (const MachineBasicBlock &MBB) |
Targets can override this to emit stuff at the end of a basic block. More... | |
virtual MCSymbol * | GetCPISymbol (unsigned CPID) const |
Return the symbol for the specified constant pool entry. More... | |
virtual void | EmitFunctionEntryLabel () |
EmitFunctionEntryLabel - Emit the label that is the entrypoint for the function. More... | |
virtual void | EmitMachineConstantPoolValue (MachineConstantPoolValue *MCPV) |
virtual void | EmitXXStructor (const DataLayout &DL, const Constant *CV) |
Targets can override this to change how global constants that are part of a C++ static/global constructor list are emitted. More... | |
virtual void | emitImplicitDef (const MachineInstr *MI) const |
Targets can override this to customize the output of IMPLICIT_DEF instructions in verbose mode. More... | |
MCSymbol * | createTempSymbol (const Twine &Name) const |
MCSymbol * | getSymbolWithGlobalValueBase (const GlobalValue *GV, StringRef Suffix) const |
Return the MCSymbol for a private symbol with global value name as its base, with the specified suffix. More... | |
MCSymbol * | GetExternalSymbolSymbol (StringRef Sym) const |
Return the MCSymbol for the specified ExternalSymbol. More... | |
MCSymbol * | GetJTISymbol (unsigned JTID, bool isLinkerPrivate=false) const |
Return the symbol for the specified jump table entry. More... | |
MCSymbol * | GetJTSetSymbol (unsigned UID, unsigned MBBID) const |
Return the symbol for the specified jump table .set FIXME: privatize to AsmPrinter. More... | |
MCSymbol * | GetBlockAddressSymbol (const BlockAddress *BA) const |
Return the MCSymbol used to satisfy BlockAddress uses of the specified basic block. More... | |
MCSymbol * | GetBlockAddressSymbol (const BasicBlock *BB) const |
void | printOffset (int64_t Offset, raw_ostream &OS) const |
This is just convenient handler for printing offsets. More... | |
void | emitInt8 (int Value) const |
Emit a byte directive and value. More... | |
void | emitInt16 (int Value) const |
Emit a short directive and value. More... | |
void | emitInt32 (int Value) const |
Emit a long directive and value. More... | |
void | emitInt64 (uint64_t Value) const |
Emit a long long directive and value. More... | |
void | EmitLabelDifference (const MCSymbol *Hi, const MCSymbol *Lo, unsigned Size) const |
Emit something like ".long Hi-Lo" where the size in bytes of the directive is specified by Size and Hi/Lo specify the labels. More... | |
void | EmitLabelDifferenceAsULEB128 (const MCSymbol *Hi, const MCSymbol *Lo) const |
Emit something like ".uleb128 Hi-Lo". More... | |
void | EmitLabelPlusOffset (const MCSymbol *Label, uint64_t Offset, unsigned Size, bool IsSectionRelative=false) const |
Emit something like ".long Label+Offset" where the size in bytes of the directive is specified by Size and Label specifies the label. More... | |
void | EmitLabelReference (const MCSymbol *Label, unsigned Size, bool IsSectionRelative=false) const |
Emit something like ".long Label" where the size in bytes of the directive is specified by Size and Label specifies the label. More... | |
void | EmitDwarfOffset (const MCSymbol *Label, uint64_t Offset) const |
Emit something like ".long Label + Offset". More... | |
void | EmitSLEB128 (int64_t Value, const char *Desc=nullptr) const |
Emit the specified signed leb128 value. More... | |
void | EmitULEB128 (uint64_t Value, const char *Desc=nullptr) const |
Emit the specified unsigned leb128 value. More... | |
void | EmitEncodingByte (unsigned Val, const char *Desc=nullptr) const |
Emit a .byte 42 directive that corresponds to an encoding. More... | |
unsigned | GetSizeOfEncodedValue (unsigned Encoding) const |
Return the size of the encoding in bytes. More... | |
void | EmitTTypeReference (const GlobalValue *GV, unsigned Encoding) const |
Emit reference to a ttype global with a specified encoding. More... | |
void | emitDwarfSymbolReference (const MCSymbol *Label, bool ForceOffset=false) const |
Emit a reference to a symbol for use in dwarf. More... | |
void | emitDwarfStringOffset (DwarfStringPoolEntry S) const |
Emit the 4-byte offset of a string from the start of its section. More... | |
void | emitDwarfStringOffset (DwarfStringPoolEntryRef S) const |
Emit the 4-byte offset of a string from the start of its section. More... | |
virtual unsigned | getISAEncoding () |
Get the value for DW_AT_APPLE_isa. Zero if no isa encoding specified. More... | |
virtual void | EmitDebugValue (const MCExpr *Value, unsigned Size) const |
Emit the directive and value for debug thread local expression. More... | |
void | emitCFIInstruction (const MCCFIInstruction &Inst) const |
Emit frame instruction to describe the layout of the frame. More... | |
template<typename T > | |
void | emitDwarfAbbrevs (const T &Abbrevs) const |
Emit Dwarf abbreviation table. More... | |
void | emitDwarfAbbrev (const DIEAbbrev &Abbrev) const |
void | emitDwarfDIE (const DIE &Die) const |
Recursively emit Dwarf DIE tree. More... | |
virtual void | PrintSpecial (const MachineInstr *MI, raw_ostream &OS, const char *Code) const |
Print information related to the specified machine instr that is independent of the operand, and may be independent of the instr itself. More... | |
virtual void | emitInlineAsmStart () const |
Let the target do anything it needs to do before emitting inlineasm. More... | |
virtual void | emitInlineAsmEnd (const MCSubtargetInfo &StartInfo, const MCSubtargetInfo *EndInfo) const |
Let the target do anything it needs to do after emitting inlineasm. More... | |
Public Member Functions inherited from llvm::MachineFunctionPass | |
bool | doInitialization (Module &) override |
doInitialization - Virtual method overridden by subclasses to do any necessary initialization before any pass is run. More... | |
Public Member Functions inherited from llvm::FunctionPass | |
FunctionPass (char &pid) | |
Pass * | createPrinterPass (raw_ostream &OS, const std::string &Banner) const override |
createPrinterPass - Get a function printer pass. More... | |
void | assignPassManager (PMStack &PMS, PassManagerType T) override |
Find appropriate Function Pass Manager or Call Graph Pass Manager in the PM Stack and add self into that manager. More... | |
PassManagerType | getPotentialPassManagerType () const override |
Return what kind of Pass Manager can manage this pass. More... | |
Public Member Functions inherited from llvm::Pass | |
Pass (PassKind K, char &pid) | |
Pass (const Pass &)=delete | |
Pass & | operator= (const Pass &)=delete |
virtual | ~Pass () |
PassKind | getPassKind () const |
AnalysisID | getPassID () const |
getPassID - Return the PassID number that corresponds to this pass. More... | |
virtual void | print (raw_ostream &OS, const Module *M) const |
print - Print out the internal state of the pass. More... | |
void | dump () const |
virtual void | preparePassManager (PMStack &) |
Check if available pass managers are suitable for this pass or not. More... | |
void | setResolver (AnalysisResolver *AR) |
AnalysisResolver * | getResolver () const |
virtual void | releaseMemory () |
releaseMemory() - This member can be implemented by a pass if it wants to be able to release its memory when it is no longer needed. More... | |
virtual void * | getAdjustedAnalysisPointer (AnalysisID ID) |
getAdjustedAnalysisPointer - This method is used when a pass implements an analysis interface through multiple inheritance. More... | |
virtual ImmutablePass * | getAsImmutablePass () |
virtual PMDataManager * | getAsPMDataManager () |
virtual void | verifyAnalysis () const |
verifyAnalysis() - This member can be implemented by a analysis pass to check state of analysis information. More... | |
virtual void | dumpPassStructure (unsigned Offset=0) |
template<typename AnalysisType > | |
AnalysisType * | getAnalysisIfAvailable () const |
getAnalysisIfAvailable<AnalysisType>() - Subclasses use this function to get analysis information that might be around, for example to update it. More... | |
bool | mustPreserveAnalysisID (char &AID) const |
mustPreserveAnalysisID - This method serves the same function as getAnalysisIfAvailable, but works if you just have an AnalysisID. More... | |
template<typename AnalysisType > | |
AnalysisType & | getAnalysis () const |
getAnalysis<AnalysisType>() - This function is used by subclasses to get to the analysis information that they claim to use by overriding the getAnalysisUsage function. More... | |
template<typename AnalysisType > | |
AnalysisType & | getAnalysis (Function &F) |
getAnalysis<AnalysisType>() - This function is used by subclasses to get to the analysis information that they claim to use by overriding the getAnalysisUsage function. More... | |
template<typename AnalysisType > | |
AnalysisType & | getAnalysisID (AnalysisID PI) const |
template<typename AnalysisType > | |
AnalysisType & | getAnalysisID (AnalysisID PI, Function &F) |
Additional Inherited Members | |
Public Types inherited from llvm::AsmPrinter | |
enum | SledKind : uint8_t { SledKind::FUNCTION_ENTER = 0, SledKind::FUNCTION_EXIT = 1, SledKind::TAIL_CALL = 2, SledKind::LOG_ARGS_ENTER = 3, SledKind::CUSTOM_EVENT = 4, SledKind::TYPED_EVENT = 5 } |
enum | CFIMoveType { CFI_M_None, CFI_M_EH, CFI_M_Debug } |
using | GOTEquivUsePair = std::pair< const GlobalVariable *, unsigned > |
Map global GOT equivalent MCSymbols to GlobalVariables and keep track of its number of uses by other globals. More... | |
Static Public Member Functions inherited from llvm::Pass | |
static const PassInfo * | lookupPassInfo (const void *TI) |
static const PassInfo * | lookupPassInfo (StringRef Arg) |
static Pass * | createPass (AnalysisID ID) |
Public Attributes inherited from llvm::AsmPrinter | |
TargetMachine & | TM |
Target machine description. More... | |
const MCAsmInfo * | MAI |
Target Asm Printer information. More... | |
MCContext & | OutContext |
This is the context for the output file that we are streaming. More... | |
std::unique_ptr< MCStreamer > | OutStreamer |
This is the MCStreamer object for the file we are generating. More... | |
MachineFunction * | MF = nullptr |
The current machine function. More... | |
MachineModuleInfo * | MMI = nullptr |
This is a pointer to the current MachineModuleInfo. More... | |
MachineDominatorTree * | MDT = nullptr |
This is a pointer to the current MachineLoopInfo. More... | |
MachineLoopInfo * | MLI = nullptr |
This is a pointer to the current MachineLoopInfo. More... | |
MachineOptimizationRemarkEmitter * | ORE |
Optimization remark emitter. More... | |
MCSymbol * | CurrentFnSym = nullptr |
The symbol for the current function. More... | |
MCSymbol * | CurrentFnSymForSize = nullptr |
The symbol used to represent the start of the current function for the purpose of calculating its size (e.g. More... | |
MapVector< const MCSymbol *, GOTEquivUsePair > | GlobalGOTEquivs |
bool | EnablePrintSchedInfo = false |
Enable print [latency:throughput] in output. More... | |
SmallVector< XRayFunctionEntry, 4 > | Sleds |
unsigned | XRayFnUniqueID = 0 |
Protected Member Functions inherited from llvm::AsmPrinter | |
AsmPrinter (TargetMachine &TM, std::unique_ptr< MCStreamer > Streamer) | |
Protected Member Functions inherited from llvm::MachineFunctionPass | |
MachineFunctionPass (char &ID) | |
void | getAnalysisUsage (AnalysisUsage &AU) const override |
getAnalysisUsage - Subclasses that override getAnalysisUsage must call this. More... | |
virtual MachineFunctionProperties | getRequiredProperties () const |
virtual MachineFunctionProperties | getSetProperties () const |
virtual MachineFunctionProperties | getClearedProperties () const |
Protected Member Functions inherited from llvm::FunctionPass | |
bool | skipFunction (const Function &F) const |
Optional passes call this function to check whether the pass should be skipped. More... | |
Protected Attributes inherited from llvm::AsmPrinter | |
SmallVector< HandlerInfo, 1 > | Handlers |
A vector of all debug/EH info emitters we should use. More... | |
Definition at line 31 of file HexagonAsmPrinter.h.
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inlineexplicit |
Definition at line 35 of file HexagonAsmPrinter.h.
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overridevirtual |
Print out a single Hexagon MI to the current output stream.
Reimplemented from llvm::AsmPrinter.
Definition at line 751 of file HexagonAsmPrinter.cpp.
References llvm::MCInst::addOperand(), assert(), llvm::HexagonMCInstrInfo::bundleSize(), llvm::HexagonMCInstrInfo::canonicalizePacket(), llvm::MCOperand::createImm(), llvm::HexagonSubtarget::getInstrInfo(), llvm::ilist_node_impl< OptionsT >::getIterator(), llvm::MachineBasicBlock::getParent(), llvm::MachineInstr::getParent(), llvm::MachineFunction::getSubtarget(), llvm::AsmPrinter::getSubtargetInfo(), llvm::HexagonLowerToMC(), llvm::MachineBasicBlock::instr_end(), llvm::MachineInstr::isBundle(), llvm::AsmPrinter::MF, llvm::AsmPrinter::OutStreamer, llvm::HexagonMCInstrInfo::setMemReorderDisabled(), and llvm::MCInst::setOpcode().
Referenced by getPassName().
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inlineoverridevirtual |
getPassName - Return a nice clean name for a pass.
This usually implemented in terms of the name that is registered by one of the Registration templates, but can be overloaded directly.
Reimplemented from llvm::Pass.
Definition at line 44 of file HexagonAsmPrinter.h.
References EmitInstruction(), HexagonProcessInstruction(), isBlockOnlyReachableByFallthrough(), MI, llvm::RISCVFenceField::O, PrintAsmMemoryOperand(), PrintAsmOperand(), and printOperand().
void HexagonAsmPrinter::HexagonProcessInstruction | ( | MCInst & | Inst, |
const MachineInstr & | MBB | ||
) |
Definition at line 273 of file HexagonAsmPrinter.cpp.
References llvm::MCInst::addOperand(), assert(), llvm::MCInst::clear(), llvm::HexagonISD::CONST32, llvm::HexagonMCExpr::create(), llvm::MCConstantExpr::create(), llvm::MCSymbolRefExpr::create(), llvm::MCOperand::createExpr(), llvm::MCUnaryExpr::createMinus(), llvm::MCOperand::createReg(), llvm::MCBinaryExpr::createSub(), E, llvm::MCOperand::getExpr(), getHexagonRegisterPair(), llvm::MCInst::getOpcode(), llvm::MCInst::getOperand(), llvm::MachineBasicBlock::getParent(), llvm::MachineInstr::getParent(), llvm::MCOperand::getReg(), llvm::MachineFunction::getSubtarget(), High, llvm::MCOperand::isReg(), llvm::AsmPrinter::MF, llvm::AsmPrinter::OutContext, llvm::AsmPrinter::OutStreamer, Reg, ScaleVectorOffset(), llvm::MCOperand::setExpr(), llvm::HexagonMCInstrInfo::setMustNotExtend(), llvm::MCInst::setOpcode(), llvm::MCOperand::setReg(), llvm::HexagonMCInstrInfo::setS27_2_reloc(), smallData(), and Success.
Referenced by getPassName(), and llvm::HexagonLowerToMC().
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overridevirtual |
Return true if the basic block has exactly one predecessor and the control transfer mechanism between the predecessor and this block is a fall-through.
isBlockOnlyReachableByFallthough - Return true if the basic block has exactly one predecessor and the control transfer mechanism between the predecessor and this block is a fall-through.
Reimplemented from llvm::AsmPrinter.
Definition at line 108 of file HexagonAsmPrinter.cpp.
References llvm::MachineBasicBlock::hasAddressTaken(), and llvm::AsmPrinter::isBlockOnlyReachableByFallthrough().
Referenced by getPassName().
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overridevirtual |
Print the specified operand of MI, an INLINEASM instruction, using the specified assembler variant as an address.
Targets should override this to format as appropriate. This method can return true if the operand is erroneous.
Reimplemented from llvm::AsmPrinter.
Definition at line 162 of file HexagonAsmPrinter.cpp.
References llvm::MachineOperand::getImm(), llvm::MachineInstr::getOperand(), llvm::MachineOperand::isImm(), llvm::MachineOperand::isReg(), llvm_unreachable, and printOperand().
Referenced by getPassName().
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overridevirtual |
PrintAsmOperand - Print out an operand for an inline asm expression.
Reimplemented from llvm::AsmPrinter.
Definition at line 116 of file HexagonAsmPrinter.cpp.
References contains(), llvm::MachineInstr::getOperand(), llvm::MachineBasicBlock::getParent(), llvm::MachineInstr::getParent(), llvm::MachineOperand::getReg(), llvm::TargetSubtargetInfo::getRegisterInfo(), llvm::HexagonInstPrinter::getRegisterName(), llvm::MCRegisterInfo::getSubReg(), llvm::MachineFunction::getSubtarget(), llvm::MachineOperand::isImm(), llvm::MachineOperand::isReg(), llvm::AsmPrinter::MF, llvm::AsmPrinter::PrintAsmOperand(), printOperand(), and TRI.
Referenced by getPassName().
void HexagonAsmPrinter::printOperand | ( | const MachineInstr * | MI, |
unsigned | OpNo, | ||
raw_ostream & | O | ||
) |
Definition at line 75 of file HexagonAsmPrinter.cpp.
References llvm::AsmPrinter::GetCPISymbol(), llvm::MachineOperand::getGlobal(), llvm::MachineOperand::getImm(), llvm::MachineOperand::getIndex(), llvm::MachineOperand::getMBB(), llvm::MachineOperand::getOffset(), llvm::MachineInstr::getOperand(), llvm::MachineOperand::getReg(), llvm::HexagonInstPrinter::getRegisterName(), llvm::AsmPrinter::getSymbol(), llvm::MachineBasicBlock::getSymbol(), llvm::MachineOperand::getType(), llvm_unreachable, llvm::AsmPrinter::MAI, llvm::MachineOperand::MO_ConstantPoolIndex, llvm::MachineOperand::MO_GlobalAddress, llvm::MachineOperand::MO_Immediate, llvm::MachineOperand::MO_MachineBasicBlock, llvm::MachineOperand::MO_Register, llvm::RISCVFenceField::O, llvm::Pass::print(), llvm::MCSymbol::print(), and llvm::AsmPrinter::printOffset().
Referenced by getPassName(), PrintAsmMemoryOperand(), and PrintAsmOperand().
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inlineoverridevirtual |
Emit the specified function out to the OutStreamer.
Reimplemented from llvm::AsmPrinter.
Definition at line 39 of file HexagonAsmPrinter.h.
References llvm::MachineFunction::getSubtarget(), and llvm::AsmPrinter::runOnMachineFunction().