#ifndef LLVM_SUPPORT_TARGETREGISTRY_H
#define LLVM_SUPPORT_TARGETREGISTRY_H
+#include "llvm-c/Disassembler.h"
#include "llvm/ADT/Triple.h"
#include "llvm/Support/CodeGen.h"
-#include "llvm-c/Disassembler.h"
#include <cassert>
#include <string>
class MCSymbolizer;
class MCRelocationInfo;
class MCTargetAsmParser;
+ class MCTargetOptions;
class TargetMachine;
- class MCTargetStreamer;
class TargetOptions;
class raw_ostream;
class formatted_raw_ostream;
- MCStreamer *createAsmStreamer(MCContext &Ctx,
- MCTargetStreamer *TargetStreamer,
- formatted_raw_ostream &OS, bool isVerboseAsm,
- bool useLoc, bool useCFI,
- bool useDwarfDirectory,
+ MCStreamer *createNullStreamer(MCContext &Ctx);
+ MCStreamer *createAsmStreamer(MCContext &Ctx, formatted_raw_ostream &OS,
+ bool isVerboseAsm, bool useDwarfDirectory,
MCInstPrinter *InstPrint, MCCodeEmitter *CE,
MCAsmBackend *TAB, bool ShowInst);
public:
friend struct TargetRegistry;
- typedef unsigned (*TripleMatchQualityFnTy)(const std::string &TT);
+ typedef bool (*ArchMatchFnTy)(Triple::ArchType Arch);
typedef MCAsmInfo *(*MCAsmInfoCtorFnTy)(const MCRegisterInfo &MRI,
StringRef TT);
const MCRegisterInfo &MRI,
StringRef TT,
StringRef CPU);
- typedef MCTargetAsmParser *(*MCAsmParserCtorTy)(MCSubtargetInfo &STI,
- MCAsmParser &P,
- const MCInstrInfo &MII);
+ typedef MCTargetAsmParser *(*MCAsmParserCtorTy)(
+ MCSubtargetInfo &STI,
+ MCAsmParser &P,
+ const MCInstrInfo &MII,
+ const MCTargetOptions &Options);
typedef MCDisassembler *(*MCDisassemblerCtorTy)(const Target &T,
- const MCSubtargetInfo &STI);
+ const MCSubtargetInfo &STI,
+ MCContext &Ctx);
typedef MCInstPrinter *(*MCInstPrinterCtorTy)(const Target &T,
unsigned SyntaxVariant,
const MCAsmInfo &MAI,
const MCRegisterInfo &MRI,
const MCSubtargetInfo &STI,
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 *(*MCObjectStreamerCtorTy)(
+ const Target &T, StringRef TT, MCContext &Ctx, MCAsmBackend &TAB,
+ raw_ostream &_OS, MCCodeEmitter *_Emitter, const MCSubtargetInfo &STI,
+ bool RelaxAll);
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 *(*NullStreamerCtorTy)(MCContext &Ctx);
typedef MCRelocationInfo *(*MCRelocationInfoCtorTy)(StringRef TT,
MCContext &Ctx);
typedef MCSymbolizer *(*MCSymbolizerCtorTy)(StringRef TT,
/// 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;
/// AsmStreamer, if registered (default = llvm::createAsmStreamer).
AsmStreamerCtorTy AsmStreamerCtorFn;
+ /// Construction function for this target's NullStreamer, if registered
+ /// (default = llvm::createNullStreamer).
+ NullStreamerCtorTy NullStreamerCtorFn;
+
/// MCRelocationInfoCtorFn - Construction function for this target's
/// MCRelocationInfo, if registered (default = llvm::createMCRelocationInfo)
MCRelocationInfoCtorTy MCRelocationInfoCtorFn;
/// MCSymbolizer, if registered (default = llvm::createMCSymbolizer)
MCSymbolizerCtorTy MCSymbolizerCtorFn;
- static MCStreamer *
- createDefaultAsmStreamer(MCContext &Ctx, formatted_raw_ostream &OS,
- bool isVerboseAsm, bool useLoc, bool useCFI,
- bool useDwarfDirectory, MCInstPrinter *InstPrint,
- MCCodeEmitter *CE, MCAsmBackend *TAB,
- bool ShowInst) {
- return llvm::createAsmStreamer(Ctx, 0, OS, isVerboseAsm, useLoc, useCFI,
- useDwarfDirectory, InstPrint, CE, TAB,
- ShowInst);
- }
-
public:
Target()
- : AsmStreamerCtorFn(createDefaultAsmStreamer),
- MCRelocationInfoCtorFn(llvm::createMCRelocationInfo),
- MCSymbolizerCtorFn(llvm::createMCSymbolizer) {}
+ : AsmStreamerCtorFn(nullptr), NullStreamerCtorFn(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; }
+ bool hasMCAsmBackend() const { return MCAsmBackendCtorFn != nullptr; }
/// @}
/// @name Feature Constructors
MCAsmInfo *createMCAsmInfo(const MCRegisterInfo &MRI,
StringRef Triple) const {
if (!MCAsmInfoCtorFn)
- return 0;
+ return nullptr;
return MCAsmInfoCtorFn(MRI, Triple);
}
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);
}
MCSubtargetInfo *createMCSubtargetInfo(StringRef Triple, StringRef CPU,
StringRef Features) const {
if (!MCSubtargetInfoCtorFn)
- return 0;
+ return nullptr;
return MCSubtargetInfoCtorFn(Triple, CPU, Features);
}
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);
}
MCAsmBackend *createMCAsmBackend(const MCRegisterInfo &MRI,
StringRef Triple, StringRef CPU) const {
if (!MCAsmBackendCtorFn)
- return 0;
+ return nullptr;
return MCAsmBackendCtorFn(*this, MRI, Triple, CPU);
}
///
/// \param Parser The target independent parser implementation to use for
/// parsing and lexing.
- MCTargetAsmParser *createMCAsmParser(MCSubtargetInfo &STI,
- MCAsmParser &Parser,
- const MCInstrInfo &MII) const {
+ MCTargetAsmParser *createMCAsmParser(
+ MCSubtargetInfo &STI,
+ MCAsmParser &Parser,
+ const MCInstrInfo &MII,
+ const MCTargetOptions &Options) const {
if (!MCAsmParserCtorFn)
- return 0;
- return MCAsmParserCtorFn(STI, Parser, MII);
+ 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{
if (!AsmPrinterCtorFn)
- return 0;
+ return nullptr;
return AsmPrinterCtorFn(TM, 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,
const MCRegisterInfo &MRI,
const MCSubtargetInfo &STI) const {
if (!MCInstPrinterCtorFn)
- return 0;
+ return nullptr;
return MCInstPrinterCtorFn(*this, SyntaxVariant, MAI, MII, MRI, STI);
}
const MCSubtargetInfo &STI,
MCContext &Ctx) const {
if (!MCCodeEmitterCtorFn)
- return 0;
+ return nullptr;
return MCCodeEmitterCtorFn(II, MRI, STI, Ctx);
}
/// \param _OS The stream object.
/// \param _Emitter The target independent assembler object.Takes ownership.
/// \param RelaxAll Relax all fixups?
- /// \param NoExecStack Mark file as not needing a executable stack.
MCStreamer *createMCObjectStreamer(StringRef TT, MCContext &Ctx,
- MCAsmBackend &TAB,
- raw_ostream &_OS,
+ MCAsmBackend &TAB, raw_ostream &_OS,
MCCodeEmitter *_Emitter,
- bool RelaxAll,
- bool NoExecStack) const {
+ const MCSubtargetInfo &STI,
+ bool RelaxAll) const {
if (!MCObjectStreamerCtorFn)
- return 0;
- return MCObjectStreamerCtorFn(*this, TT, Ctx, TAB, _OS, _Emitter,
- RelaxAll, NoExecStack);
+ return nullptr;
+ return MCObjectStreamerCtorFn(*this, TT, Ctx, TAB, _OS, _Emitter, STI,
+ RelaxAll);
}
/// 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);
+ if (AsmStreamerCtorFn)
+ return AsmStreamerCtorFn(Ctx, OS, isVerboseAsm, useDwarfDirectory,
+ InstPrint, CE, TAB, ShowInst);
+ return llvm::createAsmStreamer(Ctx, OS, isVerboseAsm, useDwarfDirectory,
+ InstPrint, CE, TAB, ShowInst);
+ }
+
+ MCStreamer *createNullStreamer(MCContext &Ctx) const {
+ if (NullStreamerCtorFn)
+ return NullStreamerCtorFn(Ctx);
+ return llvm::createNullStreamer(Ctx);
}
/// createMCRelocationInfo - Create a target specific MCRelocationInfo.
/// \param Ctx The target context.
MCRelocationInfo *
createMCRelocationInfo(StringRef TT, MCContext &Ctx) const {
- return MCRelocationInfoCtorFn(TT, Ctx);
+ MCRelocationInfoCtorTy Fn = MCRelocationInfoCtorFn
+ ? MCRelocationInfoCtorFn
+ : llvm::createMCRelocationInfo;
+ return Fn(TT, Ctx);
}
/// createMCSymbolizer - Create a target specific MCSymbolizer.
LLVMSymbolLookupCallback SymbolLookUp,
void *DisInfo,
MCContext *Ctx, MCRelocationInfo *RelInfo) const {
- return MCSymbolizerCtorFn(TT, GetOpInfo, SymbolLookUp, DisInfo,
- Ctx, RelInfo);
+ MCSymbolizerCtorTy Fn =
+ MCSymbolizerCtorFn ? MCSymbolizerCtorFn : llvm::createMCSymbolizer;
+ return Fn(TT, GetOpInfo, SymbolLookUp, DisInfo, Ctx, RelInfo);
}
/// @}
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;
Triple &TheTriple,
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.
- ///
- /// Maintained for compatibility through 2.6.
- static const Target *getClosestTargetForJIT(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;
+ 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
/// @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;
+ T.MCObjectStreamerCtorFn = Fn;
}
/// RegisterAsmStreamer - Register an assembly MCStreamer implementation
/// @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 == Target::createDefaultAsmStreamer)
- T.AsmStreamerCtorFn = Fn;
+ T.AsmStreamerCtorFn = Fn;
+ }
+
+ static void RegisterNullStreamer(Target &T, Target::NullStreamerCtorTy Fn) {
+ T.NullStreamerCtorFn = Fn;
}
/// RegisterMCRelocationInfo - Register an MCRelocationInfo
/// @param Fn - A function to construct an MCRelocationInfo for the target.
static void RegisterMCRelocationInfo(Target &T,
Target::MCRelocationInfoCtorTy Fn) {
- if (T.MCRelocationInfoCtorFn == llvm::createMCRelocationInfo)
- T.MCRelocationInfoCtorFn = Fn;
+ T.MCRelocationInfoCtorFn = Fn;
}
/// RegisterMCSymbolizer - Register an MCSymbolizer
/// @param Fn - A function to construct an MCSymbolizer for the target.
static void RegisterMCSymbolizer(Target &T,
Target::MCSymbolizerCtorTy Fn) {
- if (T.MCSymbolizerCtorFn == llvm::createMCSymbolizer)
- T.MCSymbolizerCtorFn = 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;
}
};
private:
static MCTargetAsmParser *Allocator(MCSubtargetInfo &STI, MCAsmParser &P,
- const MCInstrInfo &MII) {
- return new MCAsmParserImpl(STI, P, MII);
+ const MCInstrInfo &MII,
+ const MCTargetOptions &Options) {
+ return new MCAsmParserImpl(STI, P, MII, Options);
}
};
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