diff options
Diffstat (limited to 'lib/Target/ARM64/MCTargetDesc/ARM64MCTargetDesc.cpp')
-rw-r--r-- | lib/Target/ARM64/MCTargetDesc/ARM64MCTargetDesc.cpp | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/lib/Target/ARM64/MCTargetDesc/ARM64MCTargetDesc.cpp b/lib/Target/ARM64/MCTargetDesc/ARM64MCTargetDesc.cpp deleted file mode 100644 index 8d54412..0000000 --- a/lib/Target/ARM64/MCTargetDesc/ARM64MCTargetDesc.cpp +++ /dev/null @@ -1,167 +0,0 @@ -//===-- ARM64MCTargetDesc.cpp - ARM64 Target Descriptions -------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file provides ARM64 specific target descriptions. -// -//===----------------------------------------------------------------------===// - -#include "ARM64MCTargetDesc.h" -#include "ARM64ELFStreamer.h" -#include "ARM64MCAsmInfo.h" -#include "InstPrinter/ARM64InstPrinter.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 "ARM64GenInstrInfo.inc" - -#define GET_SUBTARGETINFO_MC_DESC -#include "ARM64GenSubtargetInfo.inc" - -#define GET_REGINFO_MC_DESC -#include "ARM64GenRegisterInfo.inc" - -using namespace llvm; - -static MCInstrInfo *createARM64MCInstrInfo() { - MCInstrInfo *X = new MCInstrInfo(); - InitARM64MCInstrInfo(X); - return X; -} - -static MCSubtargetInfo *createARM64MCSubtargetInfo(StringRef TT, StringRef CPU, - StringRef FS) { - MCSubtargetInfo *X = new MCSubtargetInfo(); - InitARM64MCSubtargetInfo(X, TT, CPU, FS); - return X; -} - -static MCRegisterInfo *createARM64MCRegisterInfo(StringRef Triple) { - MCRegisterInfo *X = new MCRegisterInfo(); - InitARM64MCRegisterInfo(X, ARM64::LR); - return X; -} - -static MCAsmInfo *createARM64MCAsmInfo(const MCRegisterInfo &MRI, - StringRef TT) { - Triple TheTriple(TT); - - MCAsmInfo *MAI; - if (TheTriple.isOSDarwin()) - MAI = new ARM64MCAsmInfoDarwin(); - else { - assert(TheTriple.isOSBinFormatELF() && "Only expect Darwin or ELF"); - MAI = new ARM64MCAsmInfoELF(); - } - - // Initial state of the frame pointer is SP. - unsigned Reg = MRI.getDwarfRegNum(ARM64::SP, true); - MCCFIInstruction Inst = MCCFIInstruction::createDefCfa(0, Reg, 0); - MAI->addInitialFrameState(Inst); - - return MAI; -} - -static MCCodeGenInfo *createARM64MCCodeGenInfo(StringRef TT, Reloc::Model RM, - CodeModel::Model CM, - CodeGenOpt::Level OL) { - Triple TheTriple(TT); - assert((TheTriple.isOSBinFormatELF() || TheTriple.isOSBinFormatMachO()) && - "Only expect Darwin and ELF targets"); - - if (CM == CodeModel::Default) - CM = CodeModel::Small; - // The default MCJIT memory managers make no guarantees about where they can - // find an executable page; JITed code needs to be able to refer to globals - // no matter how far away they are. - else if (CM == CodeModel::JITDefault) - CM = CodeModel::Large; - else if (CM != CodeModel::Small && CM != CodeModel::Large) - report_fatal_error("Only small and large code models are allowed on ARM64"); - - // ARM64 Darwin is always PIC. - if (TheTriple.isOSDarwin()) - RM = Reloc::PIC_; - // On ELF platforms the default static relocation model has a smart enough - // linker to cope with referencing external symbols defined in a shared - // library. Hence DynamicNoPIC doesn't need to be promoted to PIC. - else if (RM == Reloc::Default || RM == Reloc::DynamicNoPIC) - RM = Reloc::Static; - - MCCodeGenInfo *X = new MCCodeGenInfo(); - X->InitMCCodeGenInfo(RM, CM, OL); - return X; -} - -static MCInstPrinter *createARM64MCInstPrinter(const Target &T, - unsigned SyntaxVariant, - const MCAsmInfo &MAI, - const MCInstrInfo &MII, - const MCRegisterInfo &MRI, - const MCSubtargetInfo &STI) { - if (SyntaxVariant == 0) - return new ARM64InstPrinter(MAI, MII, MRI, STI); - if (SyntaxVariant == 1) - return new ARM64AppleInstPrinter(MAI, MII, MRI, STI); - - return 0; -} - -static MCStreamer *createMCStreamer(const Target &T, StringRef TT, - MCContext &Ctx, MCAsmBackend &TAB, - raw_ostream &OS, MCCodeEmitter *Emitter, - const MCSubtargetInfo &STI, bool RelaxAll, - bool NoExecStack) { - Triple TheTriple(TT); - - if (TheTriple.isOSDarwin()) - return createMachOStreamer(Ctx, TAB, OS, Emitter, RelaxAll, - /*LabelSections*/ true); - - return createARM64ELFStreamer(Ctx, TAB, OS, Emitter, RelaxAll, NoExecStack); -} - -// Force static initialization. -extern "C" void LLVMInitializeARM64TargetMC() { - // Register the MC asm info. - RegisterMCAsmInfoFn X(TheARM64Target, createARM64MCAsmInfo); - - // Register the MC codegen info. - TargetRegistry::RegisterMCCodeGenInfo(TheARM64Target, - createARM64MCCodeGenInfo); - - // Register the MC instruction info. - TargetRegistry::RegisterMCInstrInfo(TheARM64Target, createARM64MCInstrInfo); - - // Register the MC register info. - TargetRegistry::RegisterMCRegInfo(TheARM64Target, createARM64MCRegisterInfo); - - // Register the MC subtarget info. - TargetRegistry::RegisterMCSubtargetInfo(TheARM64Target, - createARM64MCSubtargetInfo); - - // Register the asm backend. - TargetRegistry::RegisterMCAsmBackend(TheARM64Target, createARM64AsmBackend); - - // Register the MC Code Emitter - TargetRegistry::RegisterMCCodeEmitter(TheARM64Target, - createARM64MCCodeEmitter); - - // Register the object streamer. - TargetRegistry::RegisterMCObjectStreamer(TheARM64Target, createMCStreamer); - - // Register the MCInstPrinter. - TargetRegistry::RegisterMCInstPrinter(TheARM64Target, - createARM64MCInstPrinter); -} |