1 //===-- MipsMCTargetDesc.cpp - Mips Target Descriptions ---------*- C++ -*-===//
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 Mips specific target descriptions.
12 //===----------------------------------------------------------------------===//
14 #include "MipsMCTargetDesc.h"
15 #include "MipsMCAsmInfo.h"
16 #include "InstPrinter/MipsInstPrinter.h"
17 #include "llvm/MC/MachineLocation.h"
18 #include "llvm/MC/MCInstrInfo.h"
19 #include "llvm/MC/MCRegisterInfo.h"
20 #include "llvm/MC/MCSubtargetInfo.h"
21 #include "llvm/Target/TargetRegistry.h"
23 #define GET_INSTRINFO_MC_DESC
24 #include "MipsGenInstrInfo.inc"
26 #define GET_SUBTARGETINFO_MC_DESC
27 #include "MipsGenSubtargetInfo.inc"
29 #define GET_REGINFO_MC_DESC
30 #include "MipsGenRegisterInfo.inc"
34 static MCInstrInfo *createMipsMCInstrInfo() {
35 MCInstrInfo *X = new MCInstrInfo();
36 InitMipsMCInstrInfo(X);
40 static MCRegisterInfo *createMipsMCRegisterInfo(StringRef TT) {
41 MCRegisterInfo *X = new MCRegisterInfo();
42 InitMipsMCRegisterInfo(X, Mips::RA);
46 static MCSubtargetInfo *createMipsMCSubtargetInfo(StringRef TT, StringRef CPU,
48 MCSubtargetInfo *X = new MCSubtargetInfo();
49 InitMipsMCSubtargetInfo(X, TT, CPU, FS);
53 static MCAsmInfo *createMipsMCAsmInfo(const Target &T, StringRef TT) {
54 MCAsmInfo *MAI = new MipsMCAsmInfo(T, TT);
56 MachineLocation Dst(MachineLocation::VirtualFP);
57 MachineLocation Src(Mips::SP, 0);
58 MAI->addInitialFrameState(0, Dst, Src);
63 static MCCodeGenInfo *createMipsMCCodeGenInfo(StringRef TT, Reloc::Model RM,
64 CodeModel::Model CM) {
65 MCCodeGenInfo *X = new MCCodeGenInfo();
66 if (RM == Reloc::Default) {
67 // Abicall enables PIC by default
68 if (TT.find("mipsallegrex") != std::string::npos ||
69 TT.find("psp") != std::string::npos)
74 X->InitMCCodeGenInfo(RM, CM);
78 static MCInstPrinter *createMipsMCInstPrinter(const Target &T,
79 unsigned SyntaxVariant,
80 const MCAsmInfo &MAI) {
81 return new MipsInstPrinter(MAI);
84 extern "C" void LLVMInitializeMipsTargetMC() {
85 // Register the MC asm info.
86 RegisterMCAsmInfoFn X(TheMipsTarget, createMipsMCAsmInfo);
87 RegisterMCAsmInfoFn Y(TheMipselTarget, createMipsMCAsmInfo);
89 // Register the MC codegen info.
90 TargetRegistry::RegisterMCCodeGenInfo(TheMipsTarget,
91 createMipsMCCodeGenInfo);
92 TargetRegistry::RegisterMCCodeGenInfo(TheMipselTarget,
93 createMipsMCCodeGenInfo);
95 // Register the MC instruction info.
96 TargetRegistry::RegisterMCInstrInfo(TheMipsTarget, createMipsMCInstrInfo);
98 // Register the MC register info.
99 TargetRegistry::RegisterMCRegInfo(TheMipsTarget, createMipsMCRegisterInfo);
100 TargetRegistry::RegisterMCRegInfo(TheMipselTarget, createMipsMCRegisterInfo);
102 // Register the MC subtarget info.
103 TargetRegistry::RegisterMCSubtargetInfo(TheMipsTarget,
104 createMipsMCSubtargetInfo);
106 // Register the MCInstPrinter.
107 TargetRegistry::RegisterMCInstPrinter(TheMipsTarget,
108 createMipsMCInstPrinter);
109 TargetRegistry::RegisterMCInstPrinter(TheMipselTarget,
110 createMipsMCInstPrinter);