/3rd_party/llvm/lib/Target/Alpha/MCTargetDesc/AlphaMCTargetDesc.cpp

 1//===-- AlphaMCTargetDesc.cpp - Alpha 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 Alpha specific target descriptions.
11//
12//===----------------------------------------------------------------------===//
13
14#include "AlphaMCTargetDesc.h"
15#include "AlphaMCAsmInfo.h"
16#include "llvm/MC/MCCodeGenInfo.h"
17#include "llvm/MC/MCInstrInfo.h"
18#include "llvm/MC/MCRegisterInfo.h"
19#include "llvm/MC/MCSubtargetInfo.h"
20#include "llvm/Support/TargetRegistry.h"
21
22#define GET_INSTRINFO_MC_DESC
23#include "AlphaGenInstrInfo.inc"
24
25#define GET_SUBTARGETINFO_MC_DESC
26#include "AlphaGenSubtargetInfo.inc"
27
28#define GET_REGINFO_MC_DESC
29#include "AlphaGenRegisterInfo.inc"
30
31using namespace llvm;
32
33
34static MCInstrInfo *createAlphaMCInstrInfo() {
35  MCInstrInfo *X = new MCInstrInfo();
36  InitAlphaMCInstrInfo(X);
37  return X;
38}
39
40static MCRegisterInfo *createAlphaMCRegisterInfo(StringRef TT) {
41  MCRegisterInfo *X = new MCRegisterInfo();
42  InitAlphaMCRegisterInfo(X, Alpha::R26);
43  return X;
44}
45
46static MCSubtargetInfo *createAlphaMCSubtargetInfo(StringRef TT, StringRef CPU,
47                                                   StringRef FS) {
48  MCSubtargetInfo *X = new MCSubtargetInfo();
49  InitAlphaMCSubtargetInfo(X, TT, CPU, FS);
50  return X;
51}
52
53static MCCodeGenInfo *createAlphaMCCodeGenInfo(StringRef TT, Reloc::Model RM,
54                                               CodeModel::Model CM) {
55  MCCodeGenInfo *X = new MCCodeGenInfo();
56  X->InitMCCodeGenInfo(Reloc::PIC_, CM);
57  return X;
58}
59
60// Force static initialization.
61extern "C" void LLVMInitializeAlphaTargetMC() {
62  // Register the MC asm info.
63  RegisterMCAsmInfo<AlphaMCAsmInfo> X(TheAlphaTarget);
64
65  // Register the MC codegen info.
66  TargetRegistry::RegisterMCCodeGenInfo(TheAlphaTarget,
67                                        createAlphaMCCodeGenInfo);
68
69  // Register the MC instruction info.
70  TargetRegistry::RegisterMCInstrInfo(TheAlphaTarget, createAlphaMCInstrInfo);
71
72  // Register the MC register info.
73  TargetRegistry::RegisterMCRegInfo(TheAlphaTarget, createAlphaMCRegisterInfo);
74
75  // Register the MC subtarget info.
76  TargetRegistry::RegisterMCSubtargetInfo(TheAlphaTarget,
77                                          createAlphaMCSubtargetInfo);
78}