#ifndef LLVM_SUPPORT_TARGETREGISTRY_H
#define LLVM_SUPPORT_TARGETREGISTRY_H
-#include "llvm/Support/CodeGen.h"
+#include "llvm-c/Disassembler.h"
#include "llvm/ADT/Triple.h"
-#include <string>
+#include "llvm/Support/CodeGen.h"
+#include "llvm/Support/FormattedStream.h"
#include <cassert>
+#include <memory>
+#include <string>
namespace llvm {
class AsmPrinter;
- class Module;
- class MCAssembler;
class MCAsmBackend;
class MCAsmInfo;
class MCAsmParser;
class MCRegisterInfo;
class MCStreamer;
class MCSubtargetInfo;
- class MCTargetAsmLexer;
+ class MCSymbolizer;
+ class MCRelocationInfo;
class MCTargetAsmParser;
+ class MCTargetOptions;
+ class MCTargetStreamer;
class TargetMachine;
class TargetOptions;
class raw_ostream;
+ class raw_pwrite_stream;
class formatted_raw_ostream;
- MCStreamer *createAsmStreamer(MCContext &Ctx, formatted_raw_ostream &OS,
- bool isVerboseAsm,
- bool useLoc, bool useCFI,
- bool useDwarfDirectory,
- MCInstPrinter *InstPrint,
- MCCodeEmitter *CE,
- MCAsmBackend *TAB,
- bool ShowInst);
+ MCStreamer *createNullStreamer(MCContext &Ctx);
+ MCStreamer *createAsmStreamer(MCContext &Ctx,
+ std::unique_ptr<formatted_raw_ostream> OS,
+ bool isVerboseAsm, bool useDwarfDirectory,
+ MCInstPrinter *InstPrint, MCCodeEmitter *CE,
+ MCAsmBackend *TAB, bool ShowInst);
+
+ /// Takes ownership of \p TAB and \p CE.
+ MCStreamer *createELFStreamer(MCContext &Ctx, MCAsmBackend &TAB,
+ raw_pwrite_stream &OS, MCCodeEmitter *CE,
+ bool RelaxAll);
+ MCStreamer *createMachOStreamer(MCContext &Ctx, MCAsmBackend &TAB,
+ raw_pwrite_stream &OS, MCCodeEmitter *CE,
+ bool RelaxAll, bool DWARFMustBeAtTheEnd,
+ bool LabelSections = false);
+
+ MCRelocationInfo *createMCRelocationInfo(StringRef TT, MCContext &Ctx);
+
+ MCSymbolizer *createMCSymbolizer(StringRef TT, LLVMOpInfoCallback GetOpInfo,
+ LLVMSymbolLookupCallback SymbolLookUp,
+ void *DisInfo, MCContext *Ctx,
+ std::unique_ptr<MCRelocationInfo> &&RelInfo);
/// Target - Wrapper for Target specific information.
///
public:
friend struct TargetRegistry;
- typedef unsigned (*TripleMatchQualityFnTy)(const std::string &TT);
+ typedef bool (*ArchMatchFnTy)(Triple::ArchType Arch);
- typedef MCAsmInfo *(*MCAsmInfoCtorFnTy)(const Target &T,
+ typedef MCAsmInfo *(*MCAsmInfoCtorFnTy)(const MCRegisterInfo &MRI,
StringRef TT);
typedef MCCodeGenInfo *(*MCCodeGenInfoCtorFnTy)(StringRef TT,
Reloc::Model RM,
Reloc::Model RM,
CodeModel::Model CM,
CodeGenOpt::Level OL);
- typedef AsmPrinter *(*AsmPrinterCtorTy)(TargetMachine &TM,
- MCStreamer &Streamer);
- typedef MCAsmBackend *(*MCAsmBackendCtorTy)(const Target &T, StringRef TT);
- typedef MCTargetAsmLexer *(*MCAsmLexerCtorTy)(const Target &T,
- const MCRegisterInfo &MRI,
- const MCAsmInfo &MAI);
- typedef MCTargetAsmParser *(*MCAsmParserCtorTy)(MCSubtargetInfo &STI,
- MCAsmParser &P);
+ // If it weren't for layering issues (this header is in llvm/Support, but
+ // depends on MC?) this should take the Streamer by value rather than rvalue
+ // reference.
+ typedef AsmPrinter *(*AsmPrinterCtorTy)(
+ TargetMachine &TM, std::unique_ptr<MCStreamer> &&Streamer);
+ typedef MCAsmBackend *(*MCAsmBackendCtorTy)(const Target &T,
+ const MCRegisterInfo &MRI,
+ StringRef TT,
+ StringRef CPU);
+ typedef MCTargetAsmParser *(*MCAsmParserCtorTy)(
+ MCSubtargetInfo &STI,
+ MCAsmParser &P,
+ const MCInstrInfo &MII,
+ const MCTargetOptions &Options);
typedef MCDisassembler *(*MCDisassemblerCtorTy)(const Target &T,
- const MCSubtargetInfo &STI);
- typedef MCInstPrinter *(*MCInstPrinterCtorTy)(const Target &T,
+ const MCSubtargetInfo &STI,
+ MCContext &Ctx);
+ typedef MCInstPrinter *(*MCInstPrinterCtorTy)(const Triple &T,
unsigned SyntaxVariant,
const MCAsmInfo &MAI,
const MCInstrInfo &MII,
- const MCRegisterInfo &MRI,
- const MCSubtargetInfo &STI);
+ const MCRegisterInfo &MRI);
typedef MCCodeEmitter *(*MCCodeEmitterCtorTy)(const MCInstrInfo &II,
- const MCSubtargetInfo &STI,
+ const MCRegisterInfo &MRI,
MCContext &Ctx);
- typedef MCStreamer *(*MCObjectStreamerCtorTy)(const Target &T,
- StringRef TT,
- MCContext &Ctx,
- MCAsmBackend &TAB,
- raw_ostream &_OS,
- MCCodeEmitter *_Emitter,
- bool RelaxAll,
- bool NoExecStack);
- typedef MCStreamer *(*AsmStreamerCtorTy)(MCContext &Ctx,
- formatted_raw_ostream &OS,
- bool isVerboseAsm,
- bool useLoc,
- bool useCFI,
- bool useDwarfDirectory,
- MCInstPrinter *InstPrint,
- MCCodeEmitter *CE,
- MCAsmBackend *TAB,
- bool ShowInst);
+ typedef MCStreamer *(*ELFStreamerCtorTy)(const Triple &T, MCContext &Ctx,
+ MCAsmBackend &TAB,
+ raw_pwrite_stream &OS,
+ MCCodeEmitter *Emitter,
+ bool RelaxAll);
+ typedef MCStreamer *(*MachOStreamerCtorTy)(
+ MCContext &Ctx, MCAsmBackend &TAB, raw_pwrite_stream &OS,
+ MCCodeEmitter *Emitter, bool RelaxAll, bool DWARFMustBeAtTheEnd);
+ typedef MCStreamer *(*COFFStreamerCtorTy)(MCContext &Ctx, MCAsmBackend &TAB,
+ raw_pwrite_stream &OS,
+ MCCodeEmitter *Emitter,
+ bool RelaxAll);
+ typedef MCTargetStreamer *(*NullTargetStreamerCtorTy)(MCStreamer &S);
+ typedef MCTargetStreamer *(*AsmTargetStreamerCtorTy)(
+ MCStreamer &S, formatted_raw_ostream &OS, MCInstPrinter *InstPrint,
+ bool IsVerboseAsm);
+ typedef MCTargetStreamer *(*ObjectTargetStreamerCtorTy)(
+ MCStreamer &S, const MCSubtargetInfo &STI);
+ typedef MCRelocationInfo *(*MCRelocationInfoCtorTy)(StringRef TT,
+ MCContext &Ctx);
+ typedef MCSymbolizer *(*MCSymbolizerCtorTy)(
+ StringRef TT, LLVMOpInfoCallback GetOpInfo,
+ LLVMSymbolLookupCallback SymbolLookUp, void *DisInfo, MCContext *Ctx,
+ std::unique_ptr<MCRelocationInfo> &&RelInfo);
private:
/// Next - The next registered target in the linked list, maintained by the
/// TargetRegistry.
Target *Next;
- /// TripleMatchQualityFn - The target function for rating the match quality
- /// of a triple.
- TripleMatchQualityFnTy TripleMatchQualityFn;
+ /// The target function for checking if an architecture is supported.
+ ArchMatchFnTy ArchMatchFn;
/// Name - The target name.
const char *Name;
/// MCAsmBackend, if registered.
MCAsmBackendCtorTy MCAsmBackendCtorFn;
- /// MCAsmLexerCtorFn - Construction function for this target's
- /// MCTargetAsmLexer, if registered.
- MCAsmLexerCtorTy MCAsmLexerCtorFn;
-
/// MCAsmParserCtorFn - Construction function for this target's
/// MCTargetAsmParser, if registered.
MCAsmParserCtorTy MCAsmParserCtorFn;
/// CodeEmitter, if registered.
MCCodeEmitterCtorTy MCCodeEmitterCtorFn;
- /// MCObjectStreamerCtorFn - Construction function for this target's
- /// MCObjectStreamer, if registered.
- MCObjectStreamerCtorTy MCObjectStreamerCtorFn;
+ // Construction functions for the various object formats, if registered.
+ COFFStreamerCtorTy COFFStreamerCtorFn;
+ MachOStreamerCtorTy MachOStreamerCtorFn;
+ ELFStreamerCtorTy ELFStreamerCtorFn;
+
+ /// Construction function for this target's null TargetStreamer, if
+ /// registered (default = nullptr).
+ NullTargetStreamerCtorTy NullTargetStreamerCtorFn;
- /// AsmStreamerCtorFn - Construction function for this target's
- /// AsmStreamer, if registered (default = llvm::createAsmStreamer).
- AsmStreamerCtorTy AsmStreamerCtorFn;
+ /// Construction function for this target's asm TargetStreamer, if
+ /// registered (default = nullptr).
+ AsmTargetStreamerCtorTy AsmTargetStreamerCtorFn;
+
+ /// Construction function for this target's obj TargetStreamer, if
+ /// registered (default = nullptr).
+ ObjectTargetStreamerCtorTy ObjectTargetStreamerCtorFn;
+
+ /// MCRelocationInfoCtorFn - Construction function for this target's
+ /// MCRelocationInfo, if registered (default = llvm::createMCRelocationInfo)
+ MCRelocationInfoCtorTy MCRelocationInfoCtorFn;
+
+ /// MCSymbolizerCtorFn - Construction function for this target's
+ /// MCSymbolizer, if registered (default = llvm::createMCSymbolizer)
+ MCSymbolizerCtorTy MCSymbolizerCtorFn;
public:
- Target() : AsmStreamerCtorFn(llvm::createAsmStreamer) {}
+ Target()
+ : COFFStreamerCtorFn(nullptr), MachOStreamerCtorFn(nullptr),
+ ELFStreamerCtorFn(nullptr), NullTargetStreamerCtorFn(nullptr),
+ AsmTargetStreamerCtorFn(nullptr), ObjectTargetStreamerCtorFn(nullptr),
+ MCRelocationInfoCtorFn(nullptr), MCSymbolizerCtorFn(nullptr) {}
/// @name Target Information
/// @{
bool hasJIT() const { return HasJIT; }
/// hasTargetMachine - Check if this target supports code generation.
- bool hasTargetMachine() const { return TargetMachineCtorFn != 0; }
+ bool hasTargetMachine() const { return TargetMachineCtorFn != nullptr; }
/// hasMCAsmBackend - Check if this target supports .o generation.
- bool hasMCAsmBackend() const { return MCAsmBackendCtorFn != 0; }
-
- /// hasMCAsmLexer - Check if this target supports .s lexing.
- bool hasMCAsmLexer() const { return MCAsmLexerCtorFn != 0; }
-
- /// hasAsmParser - Check if this target supports .s parsing.
- bool hasMCAsmParser() const { return MCAsmParserCtorFn != 0; }
-
- /// hasAsmPrinter - Check if this target supports .s printing.
- bool hasAsmPrinter() const { return AsmPrinterCtorFn != 0; }
-
- /// hasMCDisassembler - Check if this target has a disassembler.
- bool hasMCDisassembler() const { return MCDisassemblerCtorFn != 0; }
-
- /// hasMCInstPrinter - Check if this target has an instruction printer.
- bool hasMCInstPrinter() const { return MCInstPrinterCtorFn != 0; }
-
- /// hasMCCodeEmitter - Check if this target supports instruction encoding.
- bool hasMCCodeEmitter() const { return MCCodeEmitterCtorFn != 0; }
-
- /// hasMCObjectStreamer - Check if this target supports streaming to files.
- bool hasMCObjectStreamer() const { return MCObjectStreamerCtorFn != 0; }
-
- /// hasAsmStreamer - Check if this target supports streaming to files.
- bool hasAsmStreamer() const { return AsmStreamerCtorFn != 0; }
+ bool hasMCAsmBackend() const { return MCAsmBackendCtorFn != nullptr; }
/// @}
/// @name Feature Constructors
/// createMCAsmInfo - Create a MCAsmInfo implementation for the specified
/// target triple.
///
- /// \arg Triple - This argument is used to determine the target machine
+ /// \param Triple This argument is used to determine the target machine
/// feature set; it should always be provided. Generally this should be
/// either the target triple from the module, or the target triple of the
/// host if that does not exist.
- MCAsmInfo *createMCAsmInfo(StringRef Triple) const {
+ MCAsmInfo *createMCAsmInfo(const MCRegisterInfo &MRI,
+ StringRef Triple) const {
if (!MCAsmInfoCtorFn)
- return 0;
- return MCAsmInfoCtorFn(*this, Triple);
+ return nullptr;
+ return MCAsmInfoCtorFn(MRI, Triple);
}
/// createMCCodeGenInfo - Create a MCCodeGenInfo implementation.
CodeModel::Model CM,
CodeGenOpt::Level OL) const {
if (!MCCodeGenInfoCtorFn)
- return 0;
+ return nullptr;
return MCCodeGenInfoCtorFn(Triple, RM, CM, OL);
}
///
MCInstrInfo *createMCInstrInfo() const {
if (!MCInstrInfoCtorFn)
- return 0;
+ return nullptr;
return MCInstrInfoCtorFn();
}
///
MCInstrAnalysis *createMCInstrAnalysis(const MCInstrInfo *Info) const {
if (!MCInstrAnalysisCtorFn)
- return 0;
+ return nullptr;
return MCInstrAnalysisCtorFn(Info);
}
///
MCRegisterInfo *createMCRegInfo(StringRef Triple) const {
if (!MCRegInfoCtorFn)
- return 0;
+ return nullptr;
return MCRegInfoCtorFn(Triple);
}
/// createMCSubtargetInfo - Create a MCSubtargetInfo implementation.
///
- /// \arg Triple - This argument is used to determine the target machine
+ /// \param Triple This argument is used to determine the target machine
/// feature set; it should always be provided. Generally this should be
/// either the target triple from the module, or the target triple of the
/// host if that does not exist.
- /// \arg CPU - This specifies the name of the target CPU.
- /// \arg Features - This specifies the string representation of the
+ /// \param CPU This specifies the name of the target CPU.
+ /// \param Features This specifies the string representation of the
/// additional target features.
MCSubtargetInfo *createMCSubtargetInfo(StringRef Triple, StringRef CPU,
StringRef Features) const {
if (!MCSubtargetInfoCtorFn)
- return 0;
+ return nullptr;
return MCSubtargetInfoCtorFn(Triple, CPU, Features);
}
/// createTargetMachine - Create a target specific machine implementation
- /// for the specified \arg Triple.
+ /// for the specified \p Triple.
///
- /// \arg Triple - This argument is used to determine the target machine
+ /// \param Triple This argument is used to determine the target machine
/// feature set; it should always be provided. Generally this should be
/// either the target triple from the module, or the target triple of the
/// host if that does not exist.
CodeModel::Model CM = CodeModel::Default,
CodeGenOpt::Level OL = CodeGenOpt::Default) const {
if (!TargetMachineCtorFn)
- return 0;
+ return nullptr;
return TargetMachineCtorFn(*this, Triple, CPU, Features, Options,
RM, CM, OL);
}
/// createMCAsmBackend - Create a target specific assembly parser.
///
- /// \arg Triple - The target triple string.
- /// \arg Backend - The target independent assembler object.
- MCAsmBackend *createMCAsmBackend(StringRef Triple) const {
+ /// \param Triple The target triple string.
+ MCAsmBackend *createMCAsmBackend(const MCRegisterInfo &MRI,
+ StringRef Triple, StringRef CPU) const {
if (!MCAsmBackendCtorFn)
- return 0;
- return MCAsmBackendCtorFn(*this, Triple);
- }
-
- /// createMCAsmLexer - Create a target specific assembly lexer.
- ///
- MCTargetAsmLexer *createMCAsmLexer(const MCRegisterInfo &MRI,
- const MCAsmInfo &MAI) const {
- if (!MCAsmLexerCtorFn)
- return 0;
- return MCAsmLexerCtorFn(*this, MRI, MAI);
+ return nullptr;
+ return MCAsmBackendCtorFn(*this, MRI, Triple, CPU);
}
/// createMCAsmParser - Create a target specific assembly parser.
///
- /// \arg Parser - The target independent parser implementation to use for
+ /// \param Parser The target independent parser implementation to use for
/// parsing and lexing.
- MCTargetAsmParser *createMCAsmParser(MCSubtargetInfo &STI,
- MCAsmParser &Parser) const {
+ MCTargetAsmParser *createMCAsmParser(
+ MCSubtargetInfo &STI,
+ MCAsmParser &Parser,
+ const MCInstrInfo &MII,
+ const MCTargetOptions &Options) const {
if (!MCAsmParserCtorFn)
- return 0;
- return MCAsmParserCtorFn(STI, Parser);
+ return nullptr;
+ return MCAsmParserCtorFn(STI, Parser, MII, Options);
}
/// createAsmPrinter - Create a target specific assembly printer pass. This
/// takes ownership of the MCStreamer object.
- AsmPrinter *createAsmPrinter(TargetMachine &TM, MCStreamer &Streamer) const{
+ AsmPrinter *createAsmPrinter(TargetMachine &TM,
+ std::unique_ptr<MCStreamer> &&Streamer) const {
if (!AsmPrinterCtorFn)
- return 0;
- return AsmPrinterCtorFn(TM, Streamer);
+ return nullptr;
+ return AsmPrinterCtorFn(TM, std::move(Streamer));
}
- MCDisassembler *createMCDisassembler(const MCSubtargetInfo &STI) const {
+ MCDisassembler *createMCDisassembler(const MCSubtargetInfo &STI,
+ MCContext &Ctx) const {
if (!MCDisassemblerCtorFn)
- return 0;
- return MCDisassemblerCtorFn(*this, STI);
+ return nullptr;
+ return MCDisassemblerCtorFn(*this, STI, Ctx);
}
- MCInstPrinter *createMCInstPrinter(unsigned SyntaxVariant,
+ MCInstPrinter *createMCInstPrinter(const Triple &T, unsigned SyntaxVariant,
const MCAsmInfo &MAI,
const MCInstrInfo &MII,
- const MCRegisterInfo &MRI,
- const MCSubtargetInfo &STI) const {
+ const MCRegisterInfo &MRI) const {
if (!MCInstPrinterCtorFn)
- return 0;
- return MCInstPrinterCtorFn(*this, SyntaxVariant, MAI, MII, MRI, STI);
+ return nullptr;
+ return MCInstPrinterCtorFn(T, SyntaxVariant, MAI, MII, MRI);
}
/// createMCCodeEmitter - Create a target specific code emitter.
MCCodeEmitter *createMCCodeEmitter(const MCInstrInfo &II,
- const MCSubtargetInfo &STI,
+ const MCRegisterInfo &MRI,
MCContext &Ctx) const {
if (!MCCodeEmitterCtorFn)
- return 0;
- return MCCodeEmitterCtorFn(II, STI, Ctx);
+ return nullptr;
+ return MCCodeEmitterCtorFn(II, MRI, Ctx);
}
- /// createMCObjectStreamer - Create a target specific MCStreamer.
+ /// Create a target specific MCStreamer.
///
- /// \arg TT - The target triple.
- /// \arg Ctx - The target context.
- /// \arg TAB - The target assembler backend object. Takes ownership.
- /// \arg _OS - The stream object.
- /// \arg _Emitter - The target independent assembler object.Takes ownership.
- /// \arg RelaxAll - Relax all fixups?
- /// \arg NoExecStack - Mark file as not needing a executable stack.
- MCStreamer *createMCObjectStreamer(StringRef TT, MCContext &Ctx,
- MCAsmBackend &TAB,
- raw_ostream &_OS,
- MCCodeEmitter *_Emitter,
+ /// \param T The target triple.
+ /// \param Ctx The target context.
+ /// \param TAB The target assembler backend object. Takes ownership.
+ /// \param OS The stream object.
+ /// \param Emitter The target independent assembler object.Takes ownership.
+ /// \param RelaxAll Relax all fixups?
+ MCStreamer *createMCObjectStreamer(const Triple &T, MCContext &Ctx,
+ MCAsmBackend &TAB, raw_pwrite_stream &OS,
+ MCCodeEmitter *Emitter,
+ const MCSubtargetInfo &STI,
bool RelaxAll,
- bool NoExecStack) const {
- if (!MCObjectStreamerCtorFn)
- return 0;
- return MCObjectStreamerCtorFn(*this, TT, Ctx, TAB, _OS, _Emitter,
- RelaxAll, NoExecStack);
+ bool DWARFMustBeAtTheEnd) const {
+ MCStreamer *S;
+ switch (T.getObjectFormat()) {
+ default:
+ llvm_unreachable("Unknown object format");
+ case Triple::COFF:
+ assert(T.isOSWindows() && "only Windows COFF is supported");
+ S = COFFStreamerCtorFn(Ctx, TAB, OS, Emitter, RelaxAll);
+ break;
+ case Triple::MachO:
+ if (MachOStreamerCtorFn)
+ S = MachOStreamerCtorFn(Ctx, TAB, OS, Emitter, RelaxAll,
+ DWARFMustBeAtTheEnd);
+ else
+ S = createMachOStreamer(Ctx, TAB, OS, Emitter, RelaxAll,
+ DWARFMustBeAtTheEnd);
+ break;
+ case Triple::ELF:
+ if (ELFStreamerCtorFn)
+ S = ELFStreamerCtorFn(T, Ctx, TAB, OS, Emitter, RelaxAll);
+ else
+ S = createELFStreamer(Ctx, TAB, OS, Emitter, RelaxAll);
+ break;
+ }
+ if (ObjectTargetStreamerCtorFn)
+ ObjectTargetStreamerCtorFn(*S, STI);
+ return S;
}
- /// createAsmStreamer - Create a target specific MCStreamer.
MCStreamer *createAsmStreamer(MCContext &Ctx,
- formatted_raw_ostream &OS,
- bool isVerboseAsm,
- bool useLoc,
- bool useCFI,
- bool useDwarfDirectory,
- MCInstPrinter *InstPrint,
- MCCodeEmitter *CE,
- MCAsmBackend *TAB,
- bool ShowInst) const {
- // AsmStreamerCtorFn is default to llvm::createAsmStreamer
- return AsmStreamerCtorFn(Ctx, OS, isVerboseAsm, useLoc, useCFI,
- useDwarfDirectory, InstPrint, CE, TAB, ShowInst);
+ std::unique_ptr<formatted_raw_ostream> OS,
+ bool IsVerboseAsm, bool UseDwarfDirectory,
+ MCInstPrinter *InstPrint, MCCodeEmitter *CE,
+ MCAsmBackend *TAB, bool ShowInst) const {
+ formatted_raw_ostream &OSRef = *OS;
+ MCStreamer *S = llvm::createAsmStreamer(Ctx, std::move(OS), IsVerboseAsm,
+ UseDwarfDirectory, InstPrint, CE,
+ TAB, ShowInst);
+ createAsmTargetStreamer(*S, OSRef, InstPrint, IsVerboseAsm);
+ return S;
+ }
+
+ MCTargetStreamer *createAsmTargetStreamer(MCStreamer &S,
+ formatted_raw_ostream &OS,
+ MCInstPrinter *InstPrint,
+ bool IsVerboseAsm) const {
+ if (AsmTargetStreamerCtorFn)
+ return AsmTargetStreamerCtorFn(S, OS, InstPrint, IsVerboseAsm);
+ return nullptr;
+ }
+
+ MCStreamer *createNullStreamer(MCContext &Ctx) const {
+ MCStreamer *S = llvm::createNullStreamer(Ctx);
+ createNullTargetStreamer(*S);
+ return S;
+ }
+
+ MCTargetStreamer *createNullTargetStreamer(MCStreamer &S) const {
+ if (NullTargetStreamerCtorFn)
+ return NullTargetStreamerCtorFn(S);
+ return nullptr;
+ }
+
+ /// createMCRelocationInfo - Create a target specific MCRelocationInfo.
+ ///
+ /// \param TT The target triple.
+ /// \param Ctx The target context.
+ MCRelocationInfo *
+ createMCRelocationInfo(StringRef TT, MCContext &Ctx) const {
+ MCRelocationInfoCtorTy Fn = MCRelocationInfoCtorFn
+ ? MCRelocationInfoCtorFn
+ : llvm::createMCRelocationInfo;
+ return Fn(TT, Ctx);
+ }
+
+ /// createMCSymbolizer - Create a target specific MCSymbolizer.
+ ///
+ /// \param TT The target triple.
+ /// \param GetOpInfo The function to get the symbolic information for operands.
+ /// \param SymbolLookUp The function to lookup a symbol name.
+ /// \param DisInfo The pointer to the block of symbolic information for above call
+ /// back.
+ /// \param Ctx The target context.
+ /// \param RelInfo The relocation information for this target. Takes ownership.
+ MCSymbolizer *
+ createMCSymbolizer(StringRef TT, LLVMOpInfoCallback GetOpInfo,
+ LLVMSymbolLookupCallback SymbolLookUp, void *DisInfo,
+ MCContext *Ctx,
+ std::unique_ptr<MCRelocationInfo> &&RelInfo) const {
+ MCSymbolizerCtorTy Fn =
+ MCSymbolizerCtorFn ? MCSymbolizerCtorFn : llvm::createMCSymbolizer;
+ return Fn(TT, GetOpInfo, SymbolLookUp, DisInfo, Ctx, std::move(RelInfo));
}
/// @}
/// TargetRegistry - Generic interface to target specific features.
struct TargetRegistry {
- class iterator {
+ // FIXME: Make this a namespace, probably just move all the Register*
+ // functions into Target (currently they all just set members on the Target
+ // anyway, and Target friends this class so those functions can...
+ // function).
+ TargetRegistry() = delete;
+
+ class iterator
+ : public std::iterator<std::forward_iterator_tag, Target, ptrdiff_t> {
const Target *Current;
explicit iterator(Target *T) : Current(T) {}
friend struct TargetRegistry;
public:
- iterator(const iterator &I) : Current(I.Current) {}
- iterator() : Current(0) {}
+ iterator() : Current(nullptr) {}
bool operator==(const iterator &x) const {
return Current == x.Current;
/// @name Registry Access
/// @{
- static iterator begin();
-
- static iterator end() { return iterator(); }
+ static iterator_range<iterator> targets();
/// lookupTarget - Lookup a target based on a target triple.
///
static const Target *lookupTarget(const std::string &Triple,
std::string &Error);
- /// getClosestTargetForJIT - Pick the best target that is compatible with
- /// the current host. If no close target can be found, this returns null
- /// and sets the Error string to a reason.
+ /// lookupTarget - Lookup a target based on an architecture name
+ /// and a target triple. If the architecture name is non-empty,
+ /// then the lookup is done by architecture. Otherwise, the target
+ /// triple is used.
///
- /// Maintained for compatibility through 2.6.
- static const Target *getClosestTargetForJIT(std::string &Error);
+ /// \param ArchName - The architecture to use for finding a target.
+ /// \param TheTriple - The triple to use for finding a target. The
+ /// triple is updated with canonical architecture name if a lookup
+ /// by architecture is done.
+ /// \param Error - On failure, an error string describing why no target was
+ /// found.
+ static const Target *lookupTarget(const std::string &ArchName,
+ Triple &TheTriple,
+ std::string &Error);
/// @}
/// @name Target Registration
/// @param Name - The target name. This should be a static string.
/// @param ShortDesc - A short target description. This should be a static
/// string.
- /// @param TQualityFn - The triple match quality computation function for
- /// this target.
+ /// @param ArchMatchFn - The arch match checking function for this target.
/// @param HasJIT - Whether the target supports JIT code
/// generation.
static void RegisterTarget(Target &T,
const char *Name,
const char *ShortDesc,
- Target::TripleMatchQualityFnTy TQualityFn,
+ Target::ArchMatchFnTy ArchMatchFn,
bool HasJIT = false);
/// RegisterMCAsmInfo - Register a MCAsmInfo implementation for the
/// @param T - The target being registered.
/// @param Fn - A function to construct a MCAsmInfo for the target.
static void RegisterMCAsmInfo(Target &T, Target::MCAsmInfoCtorFnTy Fn) {
- // Ignore duplicate registration.
- if (!T.MCAsmInfoCtorFn)
- T.MCAsmInfoCtorFn = Fn;
+ T.MCAsmInfoCtorFn = Fn;
}
/// RegisterMCCodeGenInfo - Register a MCCodeGenInfo implementation for the
/// @param Fn - A function to construct a MCCodeGenInfo for the target.
static void RegisterMCCodeGenInfo(Target &T,
Target::MCCodeGenInfoCtorFnTy Fn) {
- // Ignore duplicate registration.
- if (!T.MCCodeGenInfoCtorFn)
- T.MCCodeGenInfoCtorFn = Fn;
+ T.MCCodeGenInfoCtorFn = Fn;
}
/// RegisterMCInstrInfo - Register a MCInstrInfo implementation for the
/// @param T - The target being registered.
/// @param Fn - A function to construct a MCInstrInfo for the target.
static void RegisterMCInstrInfo(Target &T, Target::MCInstrInfoCtorFnTy Fn) {
- // Ignore duplicate registration.
- if (!T.MCInstrInfoCtorFn)
- T.MCInstrInfoCtorFn = Fn;
+ T.MCInstrInfoCtorFn = Fn;
}
/// RegisterMCInstrAnalysis - Register a MCInstrAnalysis implementation for
/// the given target.
static void RegisterMCInstrAnalysis(Target &T,
Target::MCInstrAnalysisCtorFnTy Fn) {
- // Ignore duplicate registration.
- if (!T.MCInstrAnalysisCtorFn)
- T.MCInstrAnalysisCtorFn = Fn;
+ T.MCInstrAnalysisCtorFn = Fn;
}
/// RegisterMCRegInfo - Register a MCRegisterInfo implementation for the
/// @param T - The target being registered.
/// @param Fn - A function to construct a MCRegisterInfo for the target.
static void RegisterMCRegInfo(Target &T, Target::MCRegInfoCtorFnTy Fn) {
- // Ignore duplicate registration.
- if (!T.MCRegInfoCtorFn)
- T.MCRegInfoCtorFn = Fn;
+ T.MCRegInfoCtorFn = Fn;
}
/// RegisterMCSubtargetInfo - Register a MCSubtargetInfo implementation for
/// @param Fn - A function to construct a MCSubtargetInfo for the target.
static void RegisterMCSubtargetInfo(Target &T,
Target::MCSubtargetInfoCtorFnTy Fn) {
- // Ignore duplicate registration.
- if (!T.MCSubtargetInfoCtorFn)
- T.MCSubtargetInfoCtorFn = Fn;
+ T.MCSubtargetInfoCtorFn = Fn;
}
/// RegisterTargetMachine - Register a TargetMachine implementation for the
/// @param Fn - A function to construct a TargetMachine for the target.
static void RegisterTargetMachine(Target &T,
Target::TargetMachineCtorTy Fn) {
- // Ignore duplicate registration.
- if (!T.TargetMachineCtorFn)
- T.TargetMachineCtorFn = Fn;
+ T.TargetMachineCtorFn = Fn;
}
/// RegisterMCAsmBackend - Register a MCAsmBackend implementation for the
/// @param T - The target being registered.
/// @param Fn - A function to construct an AsmBackend for the target.
static void RegisterMCAsmBackend(Target &T, Target::MCAsmBackendCtorTy Fn) {
- if (!T.MCAsmBackendCtorFn)
- T.MCAsmBackendCtorFn = Fn;
- }
-
- /// RegisterMCAsmLexer - Register a MCTargetAsmLexer implementation for the
- /// given target.
- ///
- /// Clients are responsible for ensuring that registration doesn't occur
- /// while another thread is attempting to access the registry. Typically
- /// this is done by initializing all targets at program startup.
- ///
- /// @param T - The target being registered.
- /// @param Fn - A function to construct an MCAsmLexer for the target.
- static void RegisterMCAsmLexer(Target &T, Target::MCAsmLexerCtorTy Fn) {
- if (!T.MCAsmLexerCtorFn)
- T.MCAsmLexerCtorFn = Fn;
+ T.MCAsmBackendCtorFn = Fn;
}
/// RegisterMCAsmParser - Register a MCTargetAsmParser implementation for
/// @param T - The target being registered.
/// @param Fn - A function to construct an MCTargetAsmParser for the target.
static void RegisterMCAsmParser(Target &T, Target::MCAsmParserCtorTy Fn) {
- if (!T.MCAsmParserCtorFn)
- T.MCAsmParserCtorFn = Fn;
+ T.MCAsmParserCtorFn = Fn;
}
/// RegisterAsmPrinter - Register an AsmPrinter implementation for the given
/// @param T - The target being registered.
/// @param Fn - A function to construct an AsmPrinter for the target.
static void RegisterAsmPrinter(Target &T, Target::AsmPrinterCtorTy Fn) {
- // Ignore duplicate registration.
- if (!T.AsmPrinterCtorFn)
- T.AsmPrinterCtorFn = Fn;
+ T.AsmPrinterCtorFn = Fn;
}
/// RegisterMCDisassembler - Register a MCDisassembler implementation for
/// @param Fn - A function to construct an MCDisassembler for the target.
static void RegisterMCDisassembler(Target &T,
Target::MCDisassemblerCtorTy Fn) {
- if (!T.MCDisassemblerCtorFn)
- T.MCDisassemblerCtorFn = Fn;
+ T.MCDisassemblerCtorFn = Fn;
}
/// RegisterMCInstPrinter - Register a MCInstPrinter implementation for the
/// @param Fn - A function to construct an MCInstPrinter for the target.
static void RegisterMCInstPrinter(Target &T,
Target::MCInstPrinterCtorTy Fn) {
- if (!T.MCInstPrinterCtorFn)
- T.MCInstPrinterCtorFn = Fn;
+ T.MCInstPrinterCtorFn = Fn;
}
/// RegisterMCCodeEmitter - Register a MCCodeEmitter implementation for the
/// @param Fn - A function to construct an MCCodeEmitter for the target.
static void RegisterMCCodeEmitter(Target &T,
Target::MCCodeEmitterCtorTy Fn) {
- if (!T.MCCodeEmitterCtorFn)
- T.MCCodeEmitterCtorFn = Fn;
+ T.MCCodeEmitterCtorFn = Fn;
}
- /// RegisterMCObjectStreamer - Register a object code MCStreamer
+ static void RegisterCOFFStreamer(Target &T, Target::COFFStreamerCtorTy Fn) {
+ T.COFFStreamerCtorFn = Fn;
+ }
+
+ static void RegisterMachOStreamer(Target &T,
+ Target::MachOStreamerCtorTy Fn) {
+ T.MachOStreamerCtorFn = Fn;
+ }
+
+ static void RegisterELFStreamer(Target &T, Target::ELFStreamerCtorTy Fn) {
+ T.ELFStreamerCtorFn = Fn;
+ }
+
+ static void
+ RegisterNullTargetStreamer(Target &T, Target::NullTargetStreamerCtorTy Fn) {
+ T.NullTargetStreamerCtorFn = Fn;
+ }
+
+ static void RegisterAsmTargetStreamer(Target &T,
+ Target::AsmTargetStreamerCtorTy Fn) {
+ T.AsmTargetStreamerCtorFn = Fn;
+ }
+
+ static void
+ RegisterObjectTargetStreamer(Target &T,
+ Target::ObjectTargetStreamerCtorTy Fn) {
+ T.ObjectTargetStreamerCtorFn = Fn;
+ }
+
+ /// RegisterMCRelocationInfo - Register an MCRelocationInfo
/// implementation for the given target.
///
/// Clients are responsible for ensuring that registration doesn't occur
/// this is done by initializing all targets at program startup.
///
/// @param T - The target being registered.
- /// @param Fn - A function to construct an MCStreamer for the target.
- static void RegisterMCObjectStreamer(Target &T,
- Target::MCObjectStreamerCtorTy Fn) {
- if (!T.MCObjectStreamerCtorFn)
- T.MCObjectStreamerCtorFn = Fn;
+ /// @param Fn - A function to construct an MCRelocationInfo for the target.
+ static void RegisterMCRelocationInfo(Target &T,
+ Target::MCRelocationInfoCtorTy Fn) {
+ T.MCRelocationInfoCtorFn = Fn;
}
- /// RegisterAsmStreamer - Register an assembly MCStreamer implementation
- /// for the given target.
+ /// RegisterMCSymbolizer - Register an MCSymbolizer
+ /// implementation for the given target.
///
/// Clients are responsible for ensuring that registration doesn't occur
/// while another thread is attempting to access the registry. Typically
/// this is done by initializing all targets at program startup.
///
/// @param T - The target being registered.
- /// @param Fn - A function to construct an MCStreamer for the target.
- static void RegisterAsmStreamer(Target &T, Target::AsmStreamerCtorTy Fn) {
- if (T.AsmStreamerCtorFn == createAsmStreamer)
- T.AsmStreamerCtorFn = Fn;
+ /// @param Fn - A function to construct an MCSymbolizer for the target.
+ static void RegisterMCSymbolizer(Target &T,
+ Target::MCSymbolizerCtorTy Fn) {
+ T.MCSymbolizerCtorFn = Fn;
}
/// @}
bool HasJIT = false>
struct RegisterTarget {
RegisterTarget(Target &T, const char *Name, const char *Desc) {
- TargetRegistry::RegisterTarget(T, Name, Desc,
- &getTripleMatchQuality,
- HasJIT);
+ TargetRegistry::RegisterTarget(T, Name, Desc, &getArchMatch, HasJIT);
}
- static unsigned getTripleMatchQuality(const std::string &TT) {
- if (Triple(TT).getArch() == TargetArchType)
- return 20;
- return 0;
+ static bool getArchMatch(Triple::ArchType Arch) {
+ return Arch == TargetArchType;
}
};
TargetRegistry::RegisterMCAsmInfo(T, &Allocator);
}
private:
- static MCAsmInfo *Allocator(const Target &T, StringRef TT) {
- return new MCAsmInfoImpl(T, TT);
+ static MCAsmInfo *Allocator(const MCRegisterInfo &/*MRI*/, StringRef TT) {
+ return new MCAsmInfoImpl(TT);
}
};
TargetRegistry::RegisterMCCodeGenInfo(T, &Allocator);
}
private:
- static MCCodeGenInfo *Allocator(StringRef TT, Reloc::Model RM,
- CodeModel::Model CM, CodeGenOpt::Level OL) {
+ static MCCodeGenInfo *Allocator(StringRef /*TT*/, Reloc::Model /*RM*/,
+ CodeModel::Model /*CM*/,
+ CodeGenOpt::Level /*OL*/) {
return new MCCodeGenInfoImpl();
}
};
TargetRegistry::RegisterMCRegInfo(T, &Allocator);
}
private:
- static MCRegisterInfo *Allocator(StringRef TT) {
+ static MCRegisterInfo *Allocator(StringRef /*TT*/) {
return new MCRegisterInfoImpl();
}
};
TargetRegistry::RegisterMCSubtargetInfo(T, &Allocator);
}
private:
- static MCSubtargetInfo *Allocator(StringRef TT, StringRef CPU,
- StringRef FS) {
+ static MCSubtargetInfo *Allocator(StringRef /*TT*/, StringRef /*CPU*/,
+ StringRef /*FS*/) {
return new MCSubtargetInfoImpl();
}
};
}
private:
- static MCAsmBackend *Allocator(const Target &T, StringRef Triple) {
- return new MCAsmBackendImpl(T, Triple);
- }
- };
-
- /// RegisterMCAsmLexer - Helper template for registering a target specific
- /// assembly lexer, for use in the target machine initialization
- /// function. Usage:
- ///
- /// extern "C" void LLVMInitializeFooMCAsmLexer() {
- /// extern Target TheFooTarget;
- /// RegisterMCAsmLexer<FooMCAsmLexer> X(TheFooTarget);
- /// }
- template<class MCAsmLexerImpl>
- struct RegisterMCAsmLexer {
- RegisterMCAsmLexer(Target &T) {
- TargetRegistry::RegisterMCAsmLexer(T, &Allocator);
- }
-
- private:
- static MCTargetAsmLexer *Allocator(const Target &T,
- const MCRegisterInfo &MRI,
- const MCAsmInfo &MAI) {
- return new MCAsmLexerImpl(T, MRI, MAI);
+ static MCAsmBackend *Allocator(const Target &T,
+ const MCRegisterInfo &MRI,
+ StringRef Triple, StringRef CPU) {
+ return new MCAsmBackendImpl(T, MRI, Triple, CPU);
}
};
}
private:
- static MCTargetAsmParser *Allocator(MCSubtargetInfo &STI, MCAsmParser &P) {
- return new MCAsmParserImpl(STI, P);
+ static MCTargetAsmParser *Allocator(MCSubtargetInfo &STI, MCAsmParser &P,
+ const MCInstrInfo &MII,
+ const MCTargetOptions &Options) {
+ return new MCAsmParserImpl(STI, P, MII, Options);
}
};
}
private:
- static AsmPrinter *Allocator(TargetMachine &TM, MCStreamer &Streamer) {
- return new AsmPrinterImpl(TM, Streamer);
+ static AsmPrinter *Allocator(TargetMachine &TM,
+ std::unique_ptr<MCStreamer> &&Streamer) {
+ return new AsmPrinterImpl(TM, std::move(Streamer));
}
};
}
private:
- static MCCodeEmitter *Allocator(const MCInstrInfo &II,
- const MCSubtargetInfo &STI,
- MCContext &Ctx) {
+ static MCCodeEmitter *Allocator(const MCInstrInfo & /*II*/,
+ const MCRegisterInfo & /*MRI*/,
+ MCContext & /*Ctx*/) {
return new MCCodeEmitterImpl();
}
};
projects / oota-llvm.git / blobdiff