CSKYInstPrinter.cpp Source File (original) (raw)

30using namespace llvm;

32#define DEBUG_TYPE "csky-asm-printer"

35#define PRINT_ALIAS_INSTR

36#include "CSKYGenAsmWriter.inc"

40 cl::desc("Disable the emission of assembler pseudo instructions"),

45 cl::desc("Print architectural register names rather than the "

46 "ABI names (such as r14 instead of sp)"),

55 if (Opt == "no-aliases") {

57 return true;

58 }

59 if (Opt == "numeric") {

61 return true;

62 }

63 if (Opt == "debug") {

65 return true;

66 }

67 if (Opt == "abi-names") {

68 ABIRegNames = true;

69 return true;

70 }

72 return false;

73}

87 O << getRegisterName(Reg, ABIRegNames ? CSKY::ABIRegAltName

88 : CSKY::NoRegAltName);

89 else

91}

102 const MCOperand &MO = MI->getOperand(OpNo);

103

104 if (MO.isReg()) {

105 unsigned Reg = MO.getReg();

106 bool useABIName = false;

108 useABIName = ABIRegNames;

109 else

111

112 if (Reg == CSKY::C)

113 O << "";

114 else if (STI.hasFeature(CSKY::FeatureJAVA)) {

115 if (Reg == CSKY::R23)

116 O << (useABIName ? "fp" : "r23");

117 else if (Reg == CSKY::R24)

118 O << (useABIName ? "top" : "r24");

119 else if (Reg == CSKY::R25)

120 O << (useABIName ? "bsp" : "r25");

121 else

123 } else

125

126 return;

127 }

128

129 if (MO.isImm()) {

130 uint64_t TSFlags = MII.get(MI->getOpcode()).TSFlags;

131

135 else

137 return;

138 }

139

140 assert(MO.isExpr() && "Unknown operand kind in printOperand");

142}

143

147 const MCOperand &MO = MI->getOperand(OpNo);

148

149 O << "[";

152 else

154 O << "]";

155}

156

160 const MCOperand &MO = MI->getOperand(OpNo);

161

162 if (MO.isImm()) {

165 Target &= 0xfffffffc;

167 } else {

169 }

170 return;

171 }

172

173 assert(MO.isExpr() && "Unknown operand kind in printConstpool");

174

175 O << "[";

177 O << "]";

178}

179

181 unsigned OpNo,

184 const MCOperand &MO = MI->getOperand(OpNo);

185 if (!MO.isImm()) {

187 }

188

191 Target &= 0xffffffff;

193 } else {

195 }

196}

197

200 auto V = MI->getOperand(OpNo).getImm();

201

203

204 if ((V >> 3) & 0x1)

205 O << LS << "ee";

206 if ((V >> 2) & 0x1)

207 O << LS << "ie";

208 if ((V >> 1) & 0x1)

209 O << LS << "fe";

210 if ((V >> 0) & 0x1)

211 O << LS << "af";

212}

213

221

225 auto V = MI->getOperand(OpNum).getImm();

227

228 if (V & 0xf) {

229 O << LS;

231 auto Offset = (V & 0xf) - 1;

233 O << "-";

235 }

236 }

237

238 if ((V >> 4) & 0x1) {

239 O << LS;

241 }

242

243 if ((V >> 5) & 0x7) {

244 O << LS;

246

247 auto Offset = ((V >> 5) & 0x7) - 1;

248

250 O << "-";

252 }

253 }

254

255 if ((V >> 8) & 0x1) {

256 O << LS;

258 }

259}

260

263 : CSKY::ABIRegAltName);

264}

265

268 const MCOperand &MO = MI->getOperand(OpNo);

270

272}

assert(UImm &&(UImm !=~static_cast< T >(0)) &&"Invalid immediate!")

static cl::opt< bool > NoAliases("csky-no-aliases", cl::desc("Disable the emission of assembler pseudo instructions"), cl::init(false), cl::Hidden)

static cl::opt< bool > ArchRegNames("csky-arch-reg-names", cl::desc("Print architectural register names rather than the " "ABI names (such as r14 instead of sp)"), cl::init(false), cl::Hidden)

void printInst(const MCInst *MI, uint64_t Address, StringRef Annot, const MCSubtargetInfo &STI, raw_ostream &O) override

Print the specified MCInst to the specified raw_ostream.

Definition CSKYInstPrinter.cpp:75

void printRegisterSeq(const MCInst *MI, unsigned OpNo, const MCSubtargetInfo &STI, raw_ostream &O)

Definition CSKYInstPrinter.cpp:214

void printFPRRegName(raw_ostream &O, unsigned RegNo) const

Definition CSKYInstPrinter.cpp:93

static const char * getRegisterName(MCRegister Reg)

Definition CSKYInstPrinter.cpp:261

void printDataSymbol(const MCInst *MI, unsigned OpNo, const MCSubtargetInfo &STI, raw_ostream &O)

Definition CSKYInstPrinter.cpp:144

bool applyTargetSpecificCLOption(StringRef Opt) override

Customize the printer according to a command line option.

Definition CSKYInstPrinter.cpp:54

void printOperand(const MCInst *MI, unsigned OpNo, const MCSubtargetInfo &STI, raw_ostream &O)

Definition CSKYInstPrinter.cpp:100

void printPSRFlag(const MCInst *MI, unsigned OpNo, const MCSubtargetInfo &STI, raw_ostream &O)

Definition CSKYInstPrinter.cpp:198

void printCSKYSymbolOperand(const MCInst *MI, uint64_t Address, unsigned OpNo, const MCSubtargetInfo &STI, raw_ostream &O)

Definition CSKYInstPrinter.cpp:180

void printFPR(const MCInst *MI, unsigned OpNo, const MCSubtargetInfo &STI, raw_ostream &O)

Definition CSKYInstPrinter.cpp:266

void printConstpool(const MCInst *MI, uint64_t Address, unsigned OpNo, const MCSubtargetInfo &STI, raw_ostream &O)

Definition CSKYInstPrinter.cpp:157

bool printAliasInstr(const MCInst *MI, uint64_t Address, const MCSubtargetInfo &STI, raw_ostream &O)

void printRegisterList(const MCInst *MI, unsigned OpNo, const MCSubtargetInfo &STI, raw_ostream &O)

Definition CSKYInstPrinter.cpp:222

void printInstruction(const MCInst *MI, uint64_t Address, const MCSubtargetInfo &STI, raw_ostream &O)

void printRegName(raw_ostream &O, MCRegister Reg) override

Print the assembler register name.

Definition CSKYInstPrinter.cpp:85

A helper class to return the specified delimiter string after the first invocation of operator String...

format_object< int64_t > formatHex(int64_t Value) const

void printAnnotation(raw_ostream &OS, StringRef Annot)

Utility function for printing annotations.

bool PrintBranchImmAsAddress

If true, a branch immediate (e.g.

Instances of this class represent a single low-level machine instruction.

Instances of this class represent operands of the MCInst class.

MCRegister getReg() const

Returns the register number.

const MCExpr * getExpr() const

Wrapper class representing physical registers. Should be passed by value.

Generic base class for all target subtargets.

bool hasFeature(unsigned Feature) const

StringRef - Represent a constant reference to a string, i.e.

This class implements an extremely fast bulk output stream that can only output to a stream.

initializer< Ty > init(const Ty &Val)

This is an optimization pass for GlobalISel generic memory operations.

LLVM_ABI bool DebugFlag

This boolean is set to true if the '-debug' command line option is specified.