diff options
Diffstat (limited to 'contrib/llvm/lib/Target/MBlaze/MCTargetDesc/MBlazeMCTargetDesc.cpp')
-rw-r--r-- | contrib/llvm/lib/Target/MBlaze/MCTargetDesc/MBlazeMCTargetDesc.cpp | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/MBlaze/MCTargetDesc/MBlazeMCTargetDesc.cpp b/contrib/llvm/lib/Target/MBlaze/MCTargetDesc/MBlazeMCTargetDesc.cpp new file mode 100644 index 0000000..9a7549b --- /dev/null +++ b/contrib/llvm/lib/Target/MBlaze/MCTargetDesc/MBlazeMCTargetDesc.cpp @@ -0,0 +1,141 @@ +//===-- MBlazeMCTargetDesc.cpp - MBlaze Target Descriptions ---------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file provides MBlaze specific target descriptions. +// +//===----------------------------------------------------------------------===// + +#include "MBlazeMCTargetDesc.h" +#include "MBlazeMCAsmInfo.h" +#include "InstPrinter/MBlazeInstPrinter.h" +#include "llvm/MC/MCCodeGenInfo.h" +#include "llvm/MC/MCInstrInfo.h" +#include "llvm/MC/MCRegisterInfo.h" +#include "llvm/MC/MCStreamer.h" +#include "llvm/MC/MCSubtargetInfo.h" +#include "llvm/Support/ErrorHandling.h" +#include "llvm/Support/TargetRegistry.h" + +#define GET_INSTRINFO_MC_DESC +#include "MBlazeGenInstrInfo.inc" + +#define GET_SUBTARGETINFO_MC_DESC +#include "MBlazeGenSubtargetInfo.inc" + +#define GET_REGINFO_MC_DESC +#include "MBlazeGenRegisterInfo.inc" + +using namespace llvm; + + +static MCInstrInfo *createMBlazeMCInstrInfo() { + MCInstrInfo *X = new MCInstrInfo(); + InitMBlazeMCInstrInfo(X); + return X; +} + +static MCRegisterInfo *createMBlazeMCRegisterInfo(StringRef TT) { + MCRegisterInfo *X = new MCRegisterInfo(); + InitMBlazeMCRegisterInfo(X, MBlaze::R15); + return X; +} + +static MCSubtargetInfo *createMBlazeMCSubtargetInfo(StringRef TT, StringRef CPU, + StringRef FS) { + MCSubtargetInfo *X = new MCSubtargetInfo(); + InitMBlazeMCSubtargetInfo(X, TT, CPU, FS); + return X; +} + +static MCAsmInfo *createMCAsmInfo(const Target &T, StringRef TT) { + Triple TheTriple(TT); + switch (TheTriple.getOS()) { + default: + return new MBlazeMCAsmInfo(); + } +} + +static MCCodeGenInfo *createMBlazeMCCodeGenInfo(StringRef TT, Reloc::Model RM, + CodeModel::Model CM, + CodeGenOpt::Level OL) { + MCCodeGenInfo *X = new MCCodeGenInfo(); + if (RM == Reloc::Default) + RM = Reloc::Static; + if (CM == CodeModel::Default) + CM = CodeModel::Small; + X->InitMCCodeGenInfo(RM, CM, OL); + return X; +} + +static MCStreamer *createMCStreamer(const Target &T, StringRef TT, + MCContext &Ctx, MCAsmBackend &MAB, + raw_ostream &_OS, + MCCodeEmitter *_Emitter, + bool RelaxAll, + bool NoExecStack) { + Triple TheTriple(TT); + + if (TheTriple.isOSDarwin()) { + llvm_unreachable("MBlaze does not support Darwin MACH-O format"); + } + + if (TheTriple.isOSWindows()) { + llvm_unreachable("MBlaze does not support Windows COFF format"); + } + + return createELFStreamer(Ctx, MAB, _OS, _Emitter, RelaxAll, NoExecStack); +} + +static MCInstPrinter *createMBlazeMCInstPrinter(const Target &T, + unsigned SyntaxVariant, + const MCAsmInfo &MAI, + const MCInstrInfo &MII, + const MCRegisterInfo &MRI, + const MCSubtargetInfo &STI) { + if (SyntaxVariant == 0) + return new MBlazeInstPrinter(MAI, MII, MRI); + return 0; +} + +// Force static initialization. +extern "C" void LLVMInitializeMBlazeTargetMC() { + // Register the MC asm info. + RegisterMCAsmInfoFn X(TheMBlazeTarget, createMCAsmInfo); + + // Register the MC codegen info. + TargetRegistry::RegisterMCCodeGenInfo(TheMBlazeTarget, + createMBlazeMCCodeGenInfo); + + // Register the MC instruction info. + TargetRegistry::RegisterMCInstrInfo(TheMBlazeTarget, createMBlazeMCInstrInfo); + + // Register the MC register info. + TargetRegistry::RegisterMCRegInfo(TheMBlazeTarget, + createMBlazeMCRegisterInfo); + + // Register the MC subtarget info. + TargetRegistry::RegisterMCSubtargetInfo(TheMBlazeTarget, + createMBlazeMCSubtargetInfo); + + // Register the MC code emitter + TargetRegistry::RegisterMCCodeEmitter(TheMBlazeTarget, + llvm::createMBlazeMCCodeEmitter); + + // Register the asm backend + TargetRegistry::RegisterMCAsmBackend(TheMBlazeTarget, + createMBlazeAsmBackend); + + // Register the object streamer + TargetRegistry::RegisterMCObjectStreamer(TheMBlazeTarget, + createMCStreamer); + + // Register the MCInstPrinter. + TargetRegistry::RegisterMCInstPrinter(TheMBlazeTarget, + createMBlazeMCInstPrinter); +} |