1//===-- NVPTXMCTargetDesc.cpp - NVPTX Target Descriptions -------*- C++ -*-===//
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 NVPTX specific target descriptions.
10//
11//===----------------------------------------------------------------------===//
12
13#include "NVPTXMCTargetDesc.h"
14#include "NVPTXInstPrinter.h"
15#include "NVPTXMCAsmInfo.h"
16#include "NVPTXTargetStreamer.h"
17#include "TargetInfo/NVPTXTargetInfo.h"
18#include "llvm/MC/MCInstrInfo.h"
19#include "llvm/MC/MCRegisterInfo.h"
20#include "llvm/MC/MCSubtargetInfo.h"
21#include "llvm/MC/TargetRegistry.h"
22#include "llvm/Support/Compiler.h"
23
24using namespace llvm;
25
26#define GET_INSTRINFO_MC_DESC
27#define GET_INSTRINFO_NAMED_OPS
28#define ENABLE_INSTR_PREDICATE_VERIFIER
29#include "NVPTXGenInstrInfo.inc"
30
31#define GET_SUBTARGETINFO_MC_DESC
32#include "NVPTXGenSubtargetInfo.inc"
33
34#define GET_REGINFO_MC_DESC
35#include "NVPTXGenRegisterInfo.inc"
36
37static MCInstrInfo *createNVPTXMCInstrInfo() {
38 MCInstrInfo *X = new MCInstrInfo();
39 InitNVPTXMCInstrInfo(II: X);
40 return X;
41}
42
43static MCRegisterInfo *createNVPTXMCRegisterInfo(const Triple &TT) {
44 MCRegisterInfo *X = new MCRegisterInfo();
45 // PTX does not have a return address register.
46 InitNVPTXMCRegisterInfo(RI: X, RA: 0);
47 return X;
48}
49
50static MCSubtargetInfo *
51createNVPTXMCSubtargetInfo(const Triple &TT, StringRef CPU, StringRef FS) {
52 return createNVPTXMCSubtargetInfoImpl(TT, CPU, /*TuneCPU*/ CPU, FS);
53}
54
55static MCInstPrinter *createNVPTXMCInstPrinter(const Triple &T,
56 unsigned SyntaxVariant,
57 const MCAsmInfo &MAI,
58 const MCInstrInfo &MII,
59 const MCRegisterInfo &MRI) {
60 if (SyntaxVariant == 0)
61 return new NVPTXInstPrinter(MAI, MII, MRI);
62 return nullptr;
63}
64
65static MCTargetStreamer *createTargetAsmStreamer(MCStreamer &S,
66 formatted_raw_ostream &OS,
67 MCInstPrinter *) {
68 return new NVPTXAsmTargetStreamer(S, OS);
69}
70
71static MCTargetStreamer *createNullTargetStreamer(MCStreamer &S) {
72 return new NVPTXTargetStreamer(S);
73}
74
75// Force static initialization.
76extern "C" LLVM_ABI LLVM_EXTERNAL_VISIBILITY void
77LLVMInitializeNVPTXTargetMC() {
78 for (Target *T : {&getTheNVPTXTarget32(), &getTheNVPTXTarget64()}) {
79 // Register the MC asm info.
80 RegisterMCAsmInfo<NVPTXMCAsmInfo> X(*T);
81
82 // Register the MC instruction info.
83 TargetRegistry::RegisterMCInstrInfo(T&: *T, Fn: createNVPTXMCInstrInfo);
84
85 // Register the MC register info.
86 TargetRegistry::RegisterMCRegInfo(T&: *T, Fn: createNVPTXMCRegisterInfo);
87
88 // Register the MC subtarget info.
89 TargetRegistry::RegisterMCSubtargetInfo(T&: *T, Fn: createNVPTXMCSubtargetInfo);
90
91 // Register the MCInstPrinter.
92 TargetRegistry::RegisterMCInstPrinter(T&: *T, Fn: createNVPTXMCInstPrinter);
93
94 // Register the MCTargetStreamer.
95 TargetRegistry::RegisterAsmTargetStreamer(T&: *T, Fn: createTargetAsmStreamer);
96
97 // Register the MCTargetStreamer.
98 TargetRegistry::RegisterNullTargetStreamer(T&: *T, Fn: createNullTargetStreamer);
99 }
100}
101