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/MCCodeGenInfo.h"
19 #include "llvm/MC/MCInstrInfo.h"
20 #include "llvm/MC/MCRegisterInfo.h"
21 #include "llvm/MC/MCSubtargetInfo.h"
22 #include "llvm/Support/TargetRegistry.h"
24 #define GET_INSTRINFO_MC_DESC
25 #include "MipsGenInstrInfo.inc"
27 #define GET_SUBTARGETINFO_MC_DESC
28 #include "MipsGenSubtargetInfo.inc"
30 #define GET_REGINFO_MC_DESC
31 #include "MipsGenRegisterInfo.inc"
35 static MCInstrInfo *createMipsMCInstrInfo() {
36 MCInstrInfo *X = new MCInstrInfo();
37 InitMipsMCInstrInfo(X);
41 static MCRegisterInfo *createMipsMCRegisterInfo(StringRef TT) {
42 MCRegisterInfo *X = new MCRegisterInfo();
43 InitMipsMCRegisterInfo(X, Mips::RA);
47 static MCSubtargetInfo *createMipsMCSubtargetInfo(StringRef TT, StringRef CPU,
49 MCSubtargetInfo *X = new MCSubtargetInfo();
50 InitMipsMCSubtargetInfo(X, TT, CPU, FS);
54 static MCAsmInfo *createMipsMCAsmInfo(const Target &T, StringRef TT) {
55 MCAsmInfo *MAI = new MipsMCAsmInfo(T, TT);
57 MachineLocation Dst(MachineLocation::VirtualFP);
58 MachineLocation Src(Mips::SP, 0);
59 MAI->addInitialFrameState(0, Dst, Src);
64 static MCCodeGenInfo *createMipsMCCodeGenInfo(StringRef TT, Reloc::Model RM,
65 CodeModel::Model CM) {
66 MCCodeGenInfo *X = new MCCodeGenInfo();
67 if (RM == Reloc::Default) {
68 // Abicall enables PIC by default
69 if (TT.find("mipsallegrex") != std::string::npos ||
70 TT.find("psp") != std::string::npos)
75 X->InitMCCodeGenInfo(RM, CM);
79 static MCInstPrinter *createMipsMCInstPrinter(const Target &T,
80 unsigned SyntaxVariant,
81 const MCAsmInfo &MAI) {
82 return new MipsInstPrinter(MAI);
85 extern "C" void LLVMInitializeMipsTargetMC() {
86 // Register the MC asm info.
87 RegisterMCAsmInfoFn X(TheMipsTarget, createMipsMCAsmInfo);
88 RegisterMCAsmInfoFn Y(TheMipselTarget, createMipsMCAsmInfo);
90 // Register the MC codegen info.
91 TargetRegistry::RegisterMCCodeGenInfo(TheMipsTarget,
92 createMipsMCCodeGenInfo);
93 TargetRegistry::RegisterMCCodeGenInfo(TheMipselTarget,
94 createMipsMCCodeGenInfo);
96 // Register the MC instruction info.
97 TargetRegistry::RegisterMCInstrInfo(TheMipsTarget, createMipsMCInstrInfo);
99 // Register the MC register info.
100 TargetRegistry::RegisterMCRegInfo(TheMipsTarget, createMipsMCRegisterInfo);
101 TargetRegistry::RegisterMCRegInfo(TheMipselTarget, createMipsMCRegisterInfo);
103 // Register the MC subtarget info.
104 TargetRegistry::RegisterMCSubtargetInfo(TheMipsTarget,
105 createMipsMCSubtargetInfo);
107 // Register the MCInstPrinter.
108 TargetRegistry::RegisterMCInstPrinter(TheMipsTarget,
109 createMipsMCInstPrinter);
110 TargetRegistry::RegisterMCInstPrinter(TheMipselTarget,
111 createMipsMCInstPrinter);