1 //===-- PTXMCTargetDesc.cpp - PTX 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 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 CodeGenOpt::Level OL) { 57 MCCodeGenInfo *X = new MCCodeGenInfo(); 58 X->InitMCCodeGenInfo(RM, CM, OL); 59 return X; 60 } 61 62 static MCInstPrinter *createPTXMCInstPrinter(const Target &T, 63 unsigned SyntaxVariant, 64 const MCAsmInfo &MAI, 65 const MCInstrInfo &MII, 66 const MCRegisterInfo &MRI, 67 const MCSubtargetInfo &STI) { 68 assert(SyntaxVariant == 0 && "We only have one syntax variant"); 69 return new PTXInstPrinter(MAI, MII, MRI, STI); 70 } 71 72 extern "C" void LLVMInitializePTXTargetMC() { 73 // Register the MC asm info. 74 RegisterMCAsmInfo<PTXMCAsmInfo> X(ThePTX32Target); 75 RegisterMCAsmInfo<PTXMCAsmInfo> Y(ThePTX64Target); 76 77 // Register the MC codegen info. 78 TargetRegistry::RegisterMCCodeGenInfo(ThePTX32Target, createPTXMCCodeGenInfo); 79 TargetRegistry::RegisterMCCodeGenInfo(ThePTX64Target, createPTXMCCodeGenInfo); 80 81 // Register the MC instruction info. 82 TargetRegistry::RegisterMCInstrInfo(ThePTX32Target, createPTXMCInstrInfo); 83 TargetRegistry::RegisterMCInstrInfo(ThePTX64Target, createPTXMCInstrInfo); 84 85 // Register the MC register info. 86 TargetRegistry::RegisterMCRegInfo(ThePTX32Target, createPTXMCRegisterInfo); 87 TargetRegistry::RegisterMCRegInfo(ThePTX64Target, createPTXMCRegisterInfo); 88 89 // Register the MC subtarget info. 90 TargetRegistry::RegisterMCSubtargetInfo(ThePTX32Target, 91 createPTXMCSubtargetInfo); 92 TargetRegistry::RegisterMCSubtargetInfo(ThePTX64Target, 93 createPTXMCSubtargetInfo); 94 95 // Register the MCInstPrinter. 96 TargetRegistry::RegisterMCInstPrinter(ThePTX32Target, createPTXMCInstPrinter); 97 TargetRegistry::RegisterMCInstPrinter(ThePTX64Target, createPTXMCInstPrinter); 98 } 99
