1//===-- VEMCTargetDesc.cpp - VE Target Descriptions -----------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file provides VE specific target descriptions.
10//
11//===----------------------------------------------------------------------===//
12
13#include "VEMCTargetDesc.h"
14#include "InstPrinter/VEInstPrinter.h"
15#include "VEMCAsmInfo.h"
16#include "VETargetStreamer.h"
17#include "llvm/MC/MCInstrInfo.h"
18#include "llvm/MC/MCRegisterInfo.h"
19#include "llvm/MC/MCSubtargetInfo.h"
20#include "llvm/Support/ErrorHandling.h"
21#include "llvm/Support/TargetRegistry.h"
22
23using namespace llvm;
24
25#define GET_INSTRINFO_MC_DESC
26#include "VEGenInstrInfo.inc"
27
28#define GET_SUBTARGETINFO_MC_DESC
29#include "VEGenSubtargetInfo.inc"
30
31#define GET_REGINFO_MC_DESC
32#include "VEGenRegisterInfo.inc"
33
34static MCAsmInfo *createVEMCAsmInfo(const MCRegisterInfo &MRI, const Triple &TT,
35                                    const MCTargetOptions &Options) {
36  MCAsmInfo *MAI = new VEELFMCAsmInfo(TT);
37  unsigned Reg = MRI.getDwarfRegNum(VE::SX11, true);
38  MCCFIInstruction Inst = MCCFIInstruction::createDefCfa(nullptr, Reg, 0);
39  MAI->addInitialFrameState(Inst);
40  return MAI;
41}
42
43static MCInstrInfo *createVEMCInstrInfo() {
44  MCInstrInfo *X = new MCInstrInfo();
45  InitVEMCInstrInfo(X);
46  return X;
47}
48
49static MCRegisterInfo *createVEMCRegisterInfo(const Triple &TT) {
50  MCRegisterInfo *X = new MCRegisterInfo();
51  InitVEMCRegisterInfo(X, VE::SX10);
52  return X;
53}
54
55static MCSubtargetInfo *createVEMCSubtargetInfo(const Triple &TT, StringRef CPU,
56                                                StringRef FS) {
57  if (CPU.empty())
58    CPU = "ve";
59  return createVEMCSubtargetInfoImpl(TT, CPU, FS);
60}
61
62static MCTargetStreamer *
63createObjectTargetStreamer(MCStreamer &S, const MCSubtargetInfo &STI) {
64  return new VETargetELFStreamer(S);
65}
66
67static MCTargetStreamer *createTargetAsmStreamer(MCStreamer &S,
68                                                 formatted_raw_ostream &OS,
69                                                 MCInstPrinter *InstPrint,
70                                                 bool isVerboseAsm) {
71  return new VETargetAsmStreamer(S, OS);
72}
73
74static MCInstPrinter *createVEMCInstPrinter(const Triple &T,
75                                            unsigned SyntaxVariant,
76                                            const MCAsmInfo &MAI,
77                                            const MCInstrInfo &MII,
78                                            const MCRegisterInfo &MRI) {
79  return new VEInstPrinter(MAI, MII, MRI);
80}
81
82extern "C" void LLVMInitializeVETargetMC() {
83  // Register the MC asm info.
84  RegisterMCAsmInfoFn X(getTheVETarget(), createVEMCAsmInfo);
85
86  for (Target *T : {&getTheVETarget()}) {
87    // Register the MC instruction info.
88    TargetRegistry::RegisterMCInstrInfo(*T, createVEMCInstrInfo);
89
90    // Register the MC register info.
91    TargetRegistry::RegisterMCRegInfo(*T, createVEMCRegisterInfo);
92
93    // Register the MC subtarget info.
94    TargetRegistry::RegisterMCSubtargetInfo(*T, createVEMCSubtargetInfo);
95
96    // Register the object target streamer.
97    TargetRegistry::RegisterObjectTargetStreamer(*T,
98                                                 createObjectTargetStreamer);
99
100    // Register the asm streamer.
101    TargetRegistry::RegisterAsmTargetStreamer(*T, createTargetAsmStreamer);
102
103    // Register the MCInstPrinter
104    TargetRegistry::RegisterMCInstPrinter(*T, createVEMCInstPrinter);
105  }
106}
107