1 //===-- RISCVMCTargetDesc.cpp - RISCV Target Descriptions -----------------===//
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 RISCV-specific target descriptions.
11 ///
12 //===----------------------------------------------------------------------===//
13 
14 #include "RISCVMCTargetDesc.h"
15 #include "RISCVMCAsmInfo.h"
16 #include "llvm/ADT/STLExtras.h"
17 #include "llvm/MC/MCAsmInfo.h"
18 #include "llvm/MC/MCInstrInfo.h"
19 #include "llvm/MC/MCRegisterInfo.h"
20 #include "llvm/MC/MCStreamer.h"
21 #include "llvm/MC/MCSubtargetInfo.h"
22 #include "llvm/Support/ErrorHandling.h"
23 #include "llvm/Support/TargetRegistry.h"
24 
25 #define GET_INSTRINFO_MC_DESC
26 #include "RISCVGenInstrInfo.inc"
27 
28 #define GET_REGINFO_MC_DESC
29 #include "RISCVGenRegisterInfo.inc"
30 
31 using namespace llvm;
32 
33 static MCInstrInfo *createRISCVMCInstrInfo() {
34   MCInstrInfo *X = new MCInstrInfo();
35   InitRISCVMCInstrInfo(X);
36   return X;
37 }
38 
39 static MCRegisterInfo *createRISCVMCRegisterInfo(const Triple &TT) {
40   MCRegisterInfo *X = new MCRegisterInfo();
41   InitRISCVMCRegisterInfo(X, RISCV::X1_32);
42   return X;
43 }
44 
45 static MCAsmInfo *createRISCVMCAsmInfo(const MCRegisterInfo &MRI,
46                                        const Triple &TT) {
47   MCAsmInfo *MAI = new RISCVMCAsmInfo(TT);
48   return MAI;
49 }
50 
51 extern "C" void LLVMInitializeRISCVTargetMC() {
52   for (Target *T : {&getTheRISCV32Target(), &getTheRISCV64Target()}) {
53     RegisterMCAsmInfoFn X(*T, createRISCVMCAsmInfo);
54     TargetRegistry::RegisterMCInstrInfo(*T, createRISCVMCInstrInfo);
55     TargetRegistry::RegisterMCRegInfo(*T, createRISCVMCRegisterInfo);
56     TargetRegistry::RegisterMCAsmBackend(*T, createRISCVAsmBackend);
57     TargetRegistry::RegisterMCCodeEmitter(*T, createRISCVMCCodeEmitter);
58   }
59 }
60