1 //===-- NVPTXMCTargetDesc.cpp - NVPTX 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 NVPTX specific target descriptions.
12 //===----------------------------------------------------------------------===//
14 #include "NVPTXMCTargetDesc.h"
15 #include "InstPrinter/NVPTXInstPrinter.h"
16 #include "NVPTXMCAsmInfo.h"
17 #include "llvm/MC/MCCodeGenInfo.h"
18 #include "llvm/MC/MCInstrInfo.h"
19 #include "llvm/MC/MCRegisterInfo.h"
20 #include "llvm/MC/MCSubtargetInfo.h"
21 #include "llvm/Support/TargetRegistry.h"
25 #define GET_INSTRINFO_MC_DESC
26 #include "NVPTXGenInstrInfo.inc"
28 #define GET_SUBTARGETINFO_MC_DESC
29 #include "NVPTXGenSubtargetInfo.inc"
31 #define GET_REGINFO_MC_DESC
32 #include "NVPTXGenRegisterInfo.inc"
34 static MCInstrInfo *createNVPTXMCInstrInfo() {
35 MCInstrInfo *X = new MCInstrInfo();
36 InitNVPTXMCInstrInfo(X);
40 static MCRegisterInfo *createNVPTXMCRegisterInfo(StringRef TT) {
41 MCRegisterInfo *X = new MCRegisterInfo();
42 // PTX does not have a return address register.
43 InitNVPTXMCRegisterInfo(X, 0);
47 static MCSubtargetInfo *
48 createNVPTXMCSubtargetInfo(const Triple &TT, StringRef CPU, StringRef FS) {
49 MCSubtargetInfo *X = new MCSubtargetInfo();
50 InitNVPTXMCSubtargetInfo(X, TT, CPU, FS);
54 static MCCodeGenInfo *createNVPTXMCCodeGenInfo(
55 StringRef TT, Reloc::Model RM, CodeModel::Model CM, CodeGenOpt::Level OL) {
56 MCCodeGenInfo *X = new MCCodeGenInfo();
57 X->initMCCodeGenInfo(RM, CM, OL);
61 static MCInstPrinter *createNVPTXMCInstPrinter(const Triple &T,
62 unsigned SyntaxVariant,
64 const MCInstrInfo &MII,
65 const MCRegisterInfo &MRI) {
66 if (SyntaxVariant == 0)
67 return new NVPTXInstPrinter(MAI, MII, MRI);
71 // Force static initialization.
72 extern "C" void LLVMInitializeNVPTXTargetMC() {
73 for (Target *T : {&TheNVPTXTarget32, &TheNVPTXTarget64}) {
74 // Register the MC asm info.
75 RegisterMCAsmInfo<NVPTXMCAsmInfo> X(*T);
77 // Register the MC codegen info.
78 TargetRegistry::RegisterMCCodeGenInfo(*T, createNVPTXMCCodeGenInfo);
80 // Register the MC instruction info.
81 TargetRegistry::RegisterMCInstrInfo(*T, createNVPTXMCInstrInfo);
83 // Register the MC register info.
84 TargetRegistry::RegisterMCRegInfo(*T, createNVPTXMCRegisterInfo);
86 // Register the MC subtarget info.
87 TargetRegistry::RegisterMCSubtargetInfo(*T, createNVPTXMCSubtargetInfo);
89 // Register the MCInstPrinter.
90 TargetRegistry::RegisterMCInstPrinter(*T, createNVPTXMCInstPrinter);