1 //===-- PTXMCTargetDesc.cpp - PTX Target Descriptions -----------*- C++ -*-===// 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 PTX specific target descriptions. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "PTXMCTargetDesc.h" 15 #include "PTXMCAsmInfo.h" 16 #include "InstPrinter/PTXInstPrinter.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" 22 23 #define GET_INSTRINFO_MC_DESC 24 #include "PTXGenInstrInfo.inc" 25 26 #define GET_SUBTARGETINFO_MC_DESC 27 #include "PTXGenSubtargetInfo.inc" 28 29 #define GET_REGINFO_MC_DESC 30 #include "PTXGenRegisterInfo.inc" 31 32 using namespace llvm; 33 34 static MCInstrInfo *createPTXMCInstrInfo() { 35 MCInstrInfo *X = new MCInstrInfo(); 36 InitPTXMCInstrInfo(X); 37 return X; 38 } 39 40 static MCRegisterInfo *createPTXMCRegisterInfo(StringRef TT) { 41 MCRegisterInfo *X = new MCRegisterInfo(); 42 // PTX does not have a return address register. 43 InitPTXMCRegisterInfo(X, 0); 44 return X; 45 } 46 47 static MCSubtargetInfo *createPTXMCSubtargetInfo(StringRef TT, StringRef CPU, 48 StringRef FS) { 49 MCSubtargetInfo *X = new MCSubtargetInfo(); 50 InitPTXMCSubtargetInfo(X, TT, CPU, FS); 51 return X; 52 } 53 54 static MCCodeGenInfo *createPTXMCCodeGenInfo(StringRef TT, Reloc::Model RM, 55 CodeModel::Model CM) { 56 MCCodeGenInfo *X = new MCCodeGenInfo(); 57 X->InitMCCodeGenInfo(RM, CM); 58 return X; 59 } 60 61 static MCInstPrinter *createPTXMCInstPrinter(const Target &T, 62 unsigned SyntaxVariant, 63 const MCAsmInfo &MAI, 64 const MCSubtargetInfo &STI) { 65 assert(SyntaxVariant == 0 && "We only have one syntax variant"); 66 return new PTXInstPrinter(MAI, STI); 67 } 68 69 extern "C" void LLVMInitializePTXTargetMC() { 70 // Register the MC asm info. 71 RegisterMCAsmInfo<PTXMCAsmInfo> X(ThePTX32Target); 72 RegisterMCAsmInfo<PTXMCAsmInfo> Y(ThePTX64Target); 73 74 // Register the MC codegen info. 75 TargetRegistry::RegisterMCCodeGenInfo(ThePTX32Target, createPTXMCCodeGenInfo); 76 TargetRegistry::RegisterMCCodeGenInfo(ThePTX64Target, createPTXMCCodeGenInfo); 77 78 // Register the MC instruction info. 79 TargetRegistry::RegisterMCInstrInfo(ThePTX32Target, createPTXMCInstrInfo); 80 TargetRegistry::RegisterMCInstrInfo(ThePTX64Target, createPTXMCInstrInfo); 81 82 // Register the MC register info. 83 TargetRegistry::RegisterMCRegInfo(ThePTX32Target, createPTXMCRegisterInfo); 84 TargetRegistry::RegisterMCRegInfo(ThePTX64Target, createPTXMCRegisterInfo); 85 86 // Register the MC subtarget info. 87 TargetRegistry::RegisterMCSubtargetInfo(ThePTX32Target, 88 createPTXMCSubtargetInfo); 89 TargetRegistry::RegisterMCSubtargetInfo(ThePTX64Target, 90 createPTXMCSubtargetInfo); 91 92 // Register the MCInstPrinter. 93 TargetRegistry::RegisterMCInstPrinter(ThePTX32Target, createPTXMCInstPrinter); 94 TargetRegistry::RegisterMCInstPrinter(ThePTX64Target, createPTXMCInstPrinter); 95 } 96
