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