1 //===-- SparcMCTargetDesc.cpp - Sparc 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 Sparc specific target descriptions.
12 //===----------------------------------------------------------------------===//
14 #include "SparcMCTargetDesc.h"
15 #include "SparcMCAsmInfo.h"
16 #include "SparcTargetStreamer.h"
17 #include "InstPrinter/SparcInstPrinter.h"
18 #include "llvm/MC/MCCodeGenInfo.h"
19 #include "llvm/MC/MCInstrInfo.h"
20 #include "llvm/MC/MCRegisterInfo.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 "SparcGenInstrInfo.inc"
28 #define GET_SUBTARGETINFO_MC_DESC
29 #include "SparcGenSubtargetInfo.inc"
31 #define GET_REGINFO_MC_DESC
32 #include "SparcGenRegisterInfo.inc"
36 static MCInstrInfo *createSparcMCInstrInfo() {
37 MCInstrInfo *X = new MCInstrInfo();
38 InitSparcMCInstrInfo(X);
42 static MCRegisterInfo *createSparcMCRegisterInfo(StringRef TT) {
43 MCRegisterInfo *X = new MCRegisterInfo();
44 InitSparcMCRegisterInfo(X, SP::I7);
48 static MCSubtargetInfo *createSparcMCSubtargetInfo(StringRef TT, StringRef CPU,
50 MCSubtargetInfo *X = new MCSubtargetInfo();
51 InitSparcMCSubtargetInfo(X, TT, CPU, FS);
55 // Code models. Some only make sense for 64-bit code.
57 // SunCC Reloc CodeModel Constraints
58 // abs32 Static Small text+data+bss linked below 2^32 bytes
59 // abs44 Static Medium text+data+bss linked below 2^44 bytes
60 // abs64 Static Large text smaller than 2^31 bytes
61 // pic13 PIC_ Small GOT < 2^13 bytes
62 // pic32 PIC_ Medium GOT < 2^32 bytes
64 // All code models require that the text segment is smaller than 2GB.
66 static MCCodeGenInfo *createSparcMCCodeGenInfo(StringRef TT, Reloc::Model RM,
68 CodeGenOpt::Level OL) {
69 MCCodeGenInfo *X = new MCCodeGenInfo();
71 // The default 32-bit code model is abs32/pic32.
72 if (CM == CodeModel::Default)
73 CM = RM == Reloc::PIC_ ? CodeModel::Medium : CodeModel::Small;
75 X->InitMCCodeGenInfo(RM, CM, OL);
79 static MCCodeGenInfo *createSparcV9MCCodeGenInfo(StringRef TT, Reloc::Model RM,
81 CodeGenOpt::Level OL) {
82 MCCodeGenInfo *X = new MCCodeGenInfo();
84 // The default 64-bit code model is abs44/pic32.
85 if (CM == CodeModel::Default)
86 CM = CodeModel::Medium;
88 X->InitMCCodeGenInfo(RM, CM, OL);
92 static MCStreamer *createMCStreamer(const Target &T, StringRef TT,
93 MCContext &Context, MCAsmBackend &MAB,
94 raw_ostream &OS, MCCodeEmitter *Emitter,
95 bool RelaxAll, bool NoExecStack) {
96 SparcTargetELFStreamer *S = new SparcTargetELFStreamer();
97 return createELFStreamer(Context, S, MAB, OS, Emitter, RelaxAll, NoExecStack);
101 createMCAsmStreamer(MCContext &Ctx, formatted_raw_ostream &OS,
102 bool isVerboseAsm, bool useLoc, bool useCFI,
103 bool useDwarfDirectory, MCInstPrinter *InstPrint,
104 MCCodeEmitter *CE, MCAsmBackend *TAB, bool ShowInst) {
105 SparcTargetAsmStreamer *S = new SparcTargetAsmStreamer(OS);
107 return llvm::createAsmStreamer(Ctx, S, OS, isVerboseAsm, useLoc, useCFI,
108 useDwarfDirectory, InstPrint, CE, TAB,
112 static MCInstPrinter *createSparcMCInstPrinter(const Target &T,
113 unsigned SyntaxVariant,
114 const MCAsmInfo &MAI,
115 const MCInstrInfo &MII,
116 const MCRegisterInfo &MRI,
117 const MCSubtargetInfo &STI) {
118 return new SparcInstPrinter(MAI, MII, MRI);
121 extern "C" void LLVMInitializeSparcTargetMC() {
122 // Register the MC asm info.
123 RegisterMCAsmInfo<SparcELFMCAsmInfo> X(TheSparcTarget);
124 RegisterMCAsmInfo<SparcELFMCAsmInfo> Y(TheSparcV9Target);
126 // Register the MC codegen info.
127 TargetRegistry::RegisterMCCodeGenInfo(TheSparcTarget,
128 createSparcMCCodeGenInfo);
129 TargetRegistry::RegisterMCCodeGenInfo(TheSparcV9Target,
130 createSparcV9MCCodeGenInfo);
132 // Register the MC instruction info.
133 TargetRegistry::RegisterMCInstrInfo(TheSparcTarget, createSparcMCInstrInfo);
134 TargetRegistry::RegisterMCInstrInfo(TheSparcV9Target, createSparcMCInstrInfo);
136 // Register the MC register info.
137 TargetRegistry::RegisterMCRegInfo(TheSparcTarget, createSparcMCRegisterInfo);
138 TargetRegistry::RegisterMCRegInfo(TheSparcV9Target,
139 createSparcMCRegisterInfo);
141 // Register the MC subtarget info.
142 TargetRegistry::RegisterMCSubtargetInfo(TheSparcTarget,
143 createSparcMCSubtargetInfo);
144 TargetRegistry::RegisterMCSubtargetInfo(TheSparcV9Target,
145 createSparcMCSubtargetInfo);
147 // Register the MC Code Emitter.
148 TargetRegistry::RegisterMCCodeEmitter(TheSparcTarget,
149 createSparcMCCodeEmitter);
150 TargetRegistry::RegisterMCCodeEmitter(TheSparcV9Target,
151 createSparcMCCodeEmitter);
153 //Register the asm backend.
154 TargetRegistry::RegisterMCAsmBackend(TheSparcTarget,
155 createSparcAsmBackend);
156 TargetRegistry::RegisterMCAsmBackend(TheSparcV9Target,
157 createSparcAsmBackend);
159 // Register the object streamer.
160 TargetRegistry::RegisterMCObjectStreamer(TheSparcTarget,
162 TargetRegistry::RegisterMCObjectStreamer(TheSparcV9Target,
165 // Register the asm streamer.
166 TargetRegistry::RegisterAsmStreamer(TheSparcTarget,
167 createMCAsmStreamer);
168 TargetRegistry::RegisterAsmStreamer(TheSparcV9Target,
169 createMCAsmStreamer);
171 // Register the MCInstPrinter
172 TargetRegistry::RegisterMCInstPrinter(TheSparcTarget,
173 createSparcMCInstPrinter);
174 TargetRegistry::RegisterMCInstPrinter(TheSparcV9Target,
175 createSparcMCInstPrinter);