1 //===-- MBlazeMCTargetDesc.cpp - MBlaze Target Descriptions ---------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file provides MBlaze specific target descriptions.
12 //===----------------------------------------------------------------------===//
14 #include "MBlazeMCTargetDesc.h"
15 #include "InstPrinter/MBlazeInstPrinter.h"
16 #include "MBlazeMCAsmInfo.h"
17 #include "llvm/MC/MCCodeGenInfo.h"
18 #include "llvm/MC/MCInstrInfo.h"
19 #include "llvm/MC/MCRegisterInfo.h"
20 #include "llvm/MC/MCStreamer.h"
21 #include "llvm/MC/MCSubtargetInfo.h"
22 #include "llvm/Support/ErrorHandling.h"
23 #include "llvm/Support/TargetRegistry.h"
25 #define GET_INSTRINFO_MC_DESC
26 #include "MBlazeGenInstrInfo.inc"
28 #define GET_SUBTARGETINFO_MC_DESC
29 #include "MBlazeGenSubtargetInfo.inc"
31 #define GET_REGINFO_MC_DESC
32 #include "MBlazeGenRegisterInfo.inc"
37 static MCInstrInfo *createMBlazeMCInstrInfo() {
38 MCInstrInfo *X = new MCInstrInfo();
39 InitMBlazeMCInstrInfo(X);
43 static MCRegisterInfo *createMBlazeMCRegisterInfo(StringRef TT) {
44 MCRegisterInfo *X = new MCRegisterInfo();
45 InitMBlazeMCRegisterInfo(X, MBlaze::R15);
49 static MCSubtargetInfo *createMBlazeMCSubtargetInfo(StringRef TT, StringRef CPU,
51 MCSubtargetInfo *X = new MCSubtargetInfo();
52 InitMBlazeMCSubtargetInfo(X, TT, CPU, FS);
56 static MCAsmInfo *createMCAsmInfo(const MCRegisterInfo &MRI, StringRef TT) {
57 return new MBlazeMCAsmInfo();
60 static MCCodeGenInfo *createMBlazeMCCodeGenInfo(StringRef TT, Reloc::Model RM,
62 CodeGenOpt::Level OL) {
63 MCCodeGenInfo *X = new MCCodeGenInfo();
64 if (RM == Reloc::Default)
66 if (CM == CodeModel::Default)
67 CM = CodeModel::Small;
68 X->InitMCCodeGenInfo(RM, CM, OL);
72 static MCStreamer *createMCStreamer(const Target &T, StringRef TT,
73 MCContext &Ctx, MCAsmBackend &MAB,
75 MCCodeEmitter *_Emitter,
80 if (TheTriple.isOSDarwin()) {
81 llvm_unreachable("MBlaze does not support Darwin MACH-O format");
84 if (TheTriple.isOSWindows()) {
85 llvm_unreachable("MBlaze does not support Windows COFF format");
88 return createELFStreamer(Ctx, MAB, _OS, _Emitter, RelaxAll, NoExecStack);
91 static MCInstPrinter *createMBlazeMCInstPrinter(const Target &T,
92 unsigned SyntaxVariant,
94 const MCInstrInfo &MII,
95 const MCRegisterInfo &MRI,
96 const MCSubtargetInfo &STI) {
97 if (SyntaxVariant == 0)
98 return new MBlazeInstPrinter(MAI, MII, MRI);
102 // Force static initialization.
103 extern "C" void LLVMInitializeMBlazeTargetMC() {
104 // Register the MC asm info.
105 RegisterMCAsmInfoFn X(TheMBlazeTarget, createMCAsmInfo);
107 // Register the MC codegen info.
108 TargetRegistry::RegisterMCCodeGenInfo(TheMBlazeTarget,
109 createMBlazeMCCodeGenInfo);
111 // Register the MC instruction info.
112 TargetRegistry::RegisterMCInstrInfo(TheMBlazeTarget, createMBlazeMCInstrInfo);
114 // Register the MC register info.
115 TargetRegistry::RegisterMCRegInfo(TheMBlazeTarget,
116 createMBlazeMCRegisterInfo);
118 // Register the MC subtarget info.
119 TargetRegistry::RegisterMCSubtargetInfo(TheMBlazeTarget,
120 createMBlazeMCSubtargetInfo);
122 // Register the MC code emitter
123 TargetRegistry::RegisterMCCodeEmitter(TheMBlazeTarget,
124 llvm::createMBlazeMCCodeEmitter);
126 // Register the asm backend
127 TargetRegistry::RegisterMCAsmBackend(TheMBlazeTarget,
128 createMBlazeAsmBackend);
130 // Register the object streamer
131 TargetRegistry::RegisterMCObjectStreamer(TheMBlazeTarget,
134 // Register the MCInstPrinter.
135 TargetRegistry::RegisterMCInstPrinter(TheMBlazeTarget,
136 createMBlazeMCInstPrinter);