1 //===-- MipsMCTargetDesc.cpp - Mips Target Descriptions ---------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file provides Mips specific target descriptions.
11 //
12 //===----------------------------------------------------------------------===//
13
14 #include "MipsMCTargetDesc.h"
15 #include "MipsMCAsmInfo.h"
16 #include "InstPrinter/MipsInstPrinter.h"
17 #include "llvm/MC/MachineLocation.h"
18 #include "llvm/MC/MCCodeGenInfo.h"
19 #include "llvm/MC/MCInstrInfo.h"
20 #include "llvm/MC/MCRegisterInfo.h"
21 #include "llvm/MC/MCStreamer.h"
22 #include "llvm/MC/MCSubtargetInfo.h"
23 #include "llvm/Support/TargetRegistry.h"
24
25 #define GET_INSTRINFO_MC_DESC
26 #include "MipsGenInstrInfo.inc"
27
28 #define GET_SUBTARGETINFO_MC_DESC
29 #include "MipsGenSubtargetInfo.inc"
30
31 #define GET_REGINFO_MC_DESC
32 #include "MipsGenRegisterInfo.inc"
33
34 using namespace llvm;
35
createMipsMCInstrInfo()36 static MCInstrInfo *createMipsMCInstrInfo() {
37 MCInstrInfo *X = new MCInstrInfo();
38 InitMipsMCInstrInfo(X);
39 return X;
40 }
41
createMipsMCRegisterInfo(StringRef TT)42 static MCRegisterInfo *createMipsMCRegisterInfo(StringRef TT) {
43 MCRegisterInfo *X = new MCRegisterInfo();
44 InitMipsMCRegisterInfo(X, Mips::RA);
45 return X;
46 }
47
createMipsMCSubtargetInfo(StringRef TT,StringRef CPU,StringRef FS)48 static MCSubtargetInfo *createMipsMCSubtargetInfo(StringRef TT, StringRef CPU,
49 StringRef FS) {
50 MCSubtargetInfo *X = new MCSubtargetInfo();
51 InitMipsMCSubtargetInfo(X, TT, CPU, FS);
52 return X;
53 }
54
createMipsMCAsmInfo(const Target & T,StringRef TT)55 static MCAsmInfo *createMipsMCAsmInfo(const Target &T, StringRef TT) {
56 MCAsmInfo *MAI = new MipsMCAsmInfo(T, TT);
57
58 MachineLocation Dst(MachineLocation::VirtualFP);
59 MachineLocation Src(Mips::SP, 0);
60 MAI->addInitialFrameState(0, Dst, Src);
61
62 return MAI;
63 }
64
createMipsMCCodeGenInfo(StringRef TT,Reloc::Model RM,CodeModel::Model CM)65 static MCCodeGenInfo *createMipsMCCodeGenInfo(StringRef TT, Reloc::Model RM,
66 CodeModel::Model CM) {
67 MCCodeGenInfo *X = new MCCodeGenInfo();
68 if (RM == Reloc::Default)
69 RM = Reloc::PIC_;
70 X->InitMCCodeGenInfo(RM, CM);
71 return X;
72 }
73
createMipsMCInstPrinter(const Target & T,unsigned SyntaxVariant,const MCAsmInfo & MAI,const MCSubtargetInfo & STI)74 static MCInstPrinter *createMipsMCInstPrinter(const Target &T,
75 unsigned SyntaxVariant,
76 const MCAsmInfo &MAI,
77 const MCSubtargetInfo &STI) {
78 return new MipsInstPrinter(MAI);
79 }
80
createMCStreamer(const Target & T,StringRef TT,MCContext & Ctx,MCAsmBackend & MAB,raw_ostream & _OS,MCCodeEmitter * _Emitter,bool RelaxAll,bool NoExecStack)81 static MCStreamer *createMCStreamer(const Target &T, StringRef TT,
82 MCContext &Ctx, MCAsmBackend &MAB,
83 raw_ostream &_OS,
84 MCCodeEmitter *_Emitter,
85 bool RelaxAll,
86 bool NoExecStack) {
87 Triple TheTriple(TT);
88
89 return createELFStreamer(Ctx, MAB, _OS, _Emitter, RelaxAll, NoExecStack);
90 }
91
LLVMInitializeMipsTargetMC()92 extern "C" void LLVMInitializeMipsTargetMC() {
93 // Register the MC asm info.
94 RegisterMCAsmInfoFn X(TheMipsTarget, createMipsMCAsmInfo);
95 RegisterMCAsmInfoFn Y(TheMipselTarget, createMipsMCAsmInfo);
96 RegisterMCAsmInfoFn A(TheMips64Target, createMipsMCAsmInfo);
97 RegisterMCAsmInfoFn B(TheMips64elTarget, createMipsMCAsmInfo);
98
99 // Register the MC codegen info.
100 TargetRegistry::RegisterMCCodeGenInfo(TheMipsTarget,
101 createMipsMCCodeGenInfo);
102 TargetRegistry::RegisterMCCodeGenInfo(TheMipselTarget,
103 createMipsMCCodeGenInfo);
104 TargetRegistry::RegisterMCCodeGenInfo(TheMips64Target,
105 createMipsMCCodeGenInfo);
106 TargetRegistry::RegisterMCCodeGenInfo(TheMips64elTarget,
107 createMipsMCCodeGenInfo);
108
109 // Register the MC instruction info.
110 TargetRegistry::RegisterMCInstrInfo(TheMipsTarget, createMipsMCInstrInfo);
111 TargetRegistry::RegisterMCInstrInfo(TheMipselTarget, createMipsMCInstrInfo);
112 TargetRegistry::RegisterMCInstrInfo(TheMips64Target, createMipsMCInstrInfo);
113 TargetRegistry::RegisterMCInstrInfo(TheMips64elTarget, createMipsMCInstrInfo);
114
115 // Register the MC register info.
116 TargetRegistry::RegisterMCRegInfo(TheMipsTarget, createMipsMCRegisterInfo);
117 TargetRegistry::RegisterMCRegInfo(TheMipselTarget, createMipsMCRegisterInfo);
118 TargetRegistry::RegisterMCRegInfo(TheMips64Target, createMipsMCRegisterInfo);
119 TargetRegistry::RegisterMCRegInfo(TheMips64elTarget,
120 createMipsMCRegisterInfo);
121
122 // Register the MC Code Emitter
123 TargetRegistry::RegisterMCCodeEmitter(TheMipsTarget, createMipsMCCodeEmitter);
124 TargetRegistry::RegisterMCCodeEmitter(TheMipselTarget,
125 createMipsMCCodeEmitter);
126 TargetRegistry::RegisterMCCodeEmitter(TheMips64Target,
127 createMipsMCCodeEmitter);
128 TargetRegistry::RegisterMCCodeEmitter(TheMips64elTarget,
129 createMipsMCCodeEmitter);
130
131 // Register the object streamer.
132 TargetRegistry::RegisterMCObjectStreamer(TheMipsTarget, createMCStreamer);
133 TargetRegistry::RegisterMCObjectStreamer(TheMipselTarget, createMCStreamer);
134 TargetRegistry::RegisterMCObjectStreamer(TheMips64Target, createMCStreamer);
135 TargetRegistry::RegisterMCObjectStreamer(TheMips64elTarget, createMCStreamer);
136
137 // Register the asm backend.
138 TargetRegistry::RegisterMCAsmBackend(TheMipsTarget, createMipsAsmBackend);
139 TargetRegistry::RegisterMCAsmBackend(TheMipselTarget, createMipsAsmBackend);
140 TargetRegistry::RegisterMCAsmBackend(TheMips64Target, createMipsAsmBackend);
141 TargetRegistry::RegisterMCAsmBackend(TheMips64elTarget, createMipsAsmBackend);
142
143 // Register the MC subtarget info.
144 TargetRegistry::RegisterMCSubtargetInfo(TheMipsTarget,
145 createMipsMCSubtargetInfo);
146 TargetRegistry::RegisterMCSubtargetInfo(TheMipselTarget,
147 createMipsMCSubtargetInfo);
148 TargetRegistry::RegisterMCSubtargetInfo(TheMips64Target,
149 createMipsMCSubtargetInfo);
150 TargetRegistry::RegisterMCSubtargetInfo(TheMips64elTarget,
151 createMipsMCSubtargetInfo);
152
153 // Register the MCInstPrinter.
154 TargetRegistry::RegisterMCInstPrinter(TheMipsTarget,
155 createMipsMCInstPrinter);
156 TargetRegistry::RegisterMCInstPrinter(TheMipselTarget,
157 createMipsMCInstPrinter);
158 TargetRegistry::RegisterMCInstPrinter(TheMips64Target,
159 createMipsMCInstPrinter);
160 TargetRegistry::RegisterMCInstPrinter(TheMips64elTarget,
161 createMipsMCInstPrinter);
162 }
163