1 //===-- SelectionDAGDumper.cpp - Implement SelectionDAG::dump() -----------===// 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 implements the SelectionDAG::dump method and friends. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "llvm/CodeGen/SelectionDAG.h" 15 #include "ScheduleDAGSDNodes.h" 16 #include "llvm/ADT/StringExtras.h" 17 #include "llvm/CodeGen/MachineConstantPool.h" 18 #include "llvm/CodeGen/MachineFunction.h" 19 #include "llvm/CodeGen/MachineModuleInfo.h" 20 #include "llvm/IR/DebugInfo.h" 21 #include "llvm/IR/Function.h" 22 #include "llvm/IR/Intrinsics.h" 23 #include "llvm/Support/Debug.h" 24 #include "llvm/Support/GraphWriter.h" 25 #include "llvm/Support/raw_ostream.h" 26 #include "llvm/Target/TargetInstrInfo.h" 27 #include "llvm/Target/TargetIntrinsicInfo.h" 28 #include "llvm/Target/TargetMachine.h" 29 #include "llvm/Target/TargetRegisterInfo.h" 30 #include "llvm/Target/TargetSubtargetInfo.h" 31 using namespace llvm; 32 33 std::string SDNode::getOperationName(const SelectionDAG *G) const { 34 switch (getOpcode()) { 35 default: 36 if (getOpcode() < ISD::BUILTIN_OP_END) 37 return "<<Unknown DAG Node>>"; 38 if (isMachineOpcode()) { 39 if (G) 40 if (const TargetInstrInfo *TII = G->getSubtarget().getInstrInfo()) 41 if (getMachineOpcode() < TII->getNumOpcodes()) 42 return TII->getName(getMachineOpcode()); 43 return "<<Unknown Machine Node #" + utostr(getOpcode()) + ">>"; 44 } 45 if (G) { 46 const TargetLowering &TLI = G->getTargetLoweringInfo(); 47 const char *Name = TLI.getTargetNodeName(getOpcode()); 48 if (Name) return Name; 49 return "<<Unknown Target Node #" + utostr(getOpcode()) + ">>"; 50 } 51 return "<<Unknown Node #" + utostr(getOpcode()) + ">>"; 52 53 #ifndef NDEBUG 54 case ISD::DELETED_NODE: return "<<Deleted Node!>>"; 55 #endif 56 case ISD::PREFETCH: return "Prefetch"; 57 case ISD::ATOMIC_FENCE: return "AtomicFence"; 58 case ISD::ATOMIC_CMP_SWAP: return "AtomicCmpSwap"; 59 case ISD::ATOMIC_CMP_SWAP_WITH_SUCCESS: return "AtomicCmpSwapWithSuccess"; 60 case ISD::ATOMIC_SWAP: return "AtomicSwap"; 61 case ISD::ATOMIC_LOAD_ADD: return "AtomicLoadAdd"; 62 case ISD::ATOMIC_LOAD_SUB: return "AtomicLoadSub"; 63 case ISD::ATOMIC_LOAD_AND: return "AtomicLoadAnd"; 64 case ISD::ATOMIC_LOAD_OR: return "AtomicLoadOr"; 65 case ISD::ATOMIC_LOAD_XOR: return "AtomicLoadXor"; 66 case ISD::ATOMIC_LOAD_NAND: return "AtomicLoadNand"; 67 case ISD::ATOMIC_LOAD_MIN: return "AtomicLoadMin"; 68 case ISD::ATOMIC_LOAD_MAX: return "AtomicLoadMax"; 69 case ISD::ATOMIC_LOAD_UMIN: return "AtomicLoadUMin"; 70 case ISD::ATOMIC_LOAD_UMAX: return "AtomicLoadUMax"; 71 case ISD::ATOMIC_LOAD: return "AtomicLoad"; 72 case ISD::ATOMIC_STORE: return "AtomicStore"; 73 case ISD::PCMARKER: return "PCMarker"; 74 case ISD::READCYCLECOUNTER: return "ReadCycleCounter"; 75 case ISD::SRCVALUE: return "SrcValue"; 76 case ISD::MDNODE_SDNODE: return "MDNode"; 77 case ISD::EntryToken: return "EntryToken"; 78 case ISD::TokenFactor: return "TokenFactor"; 79 case ISD::AssertSext: return "AssertSext"; 80 case ISD::AssertZext: return "AssertZext"; 81 82 case ISD::BasicBlock: return "BasicBlock"; 83 case ISD::VALUETYPE: return "ValueType"; 84 case ISD::Register: return "Register"; 85 case ISD::RegisterMask: return "RegisterMask"; 86 case ISD::Constant: 87 if (cast<ConstantSDNode>(this)->isOpaque()) 88 return "OpaqueConstant"; 89 return "Constant"; 90 case ISD::ConstantFP: return "ConstantFP"; 91 case ISD::GlobalAddress: return "GlobalAddress"; 92 case ISD::GlobalTLSAddress: return "GlobalTLSAddress"; 93 case ISD::FrameIndex: return "FrameIndex"; 94 case ISD::JumpTable: return "JumpTable"; 95 case ISD::GLOBAL_OFFSET_TABLE: return "GLOBAL_OFFSET_TABLE"; 96 case ISD::RETURNADDR: return "RETURNADDR"; 97 case ISD::FRAMEADDR: return "FRAMEADDR"; 98 case ISD::READ_REGISTER: return "READ_REGISTER"; 99 case ISD::WRITE_REGISTER: return "WRITE_REGISTER"; 100 case ISD::FRAME_TO_ARGS_OFFSET: return "FRAME_TO_ARGS_OFFSET"; 101 case ISD::EH_RETURN: return "EH_RETURN"; 102 case ISD::EH_SJLJ_SETJMP: return "EH_SJLJ_SETJMP"; 103 case ISD::EH_SJLJ_LONGJMP: return "EH_SJLJ_LONGJMP"; 104 case ISD::ConstantPool: return "ConstantPool"; 105 case ISD::TargetIndex: return "TargetIndex"; 106 case ISD::ExternalSymbol: return "ExternalSymbol"; 107 case ISD::BlockAddress: return "BlockAddress"; 108 case ISD::INTRINSIC_WO_CHAIN: 109 case ISD::INTRINSIC_VOID: 110 case ISD::INTRINSIC_W_CHAIN: { 111 unsigned OpNo = getOpcode() == ISD::INTRINSIC_WO_CHAIN ? 0 : 1; 112 unsigned IID = cast<ConstantSDNode>(getOperand(OpNo))->getZExtValue(); 113 if (IID < Intrinsic::num_intrinsics) 114 return Intrinsic::getName((Intrinsic::ID)IID); 115 else if (const TargetIntrinsicInfo *TII = G->getTarget().getIntrinsicInfo()) 116 return TII->getName(IID); 117 llvm_unreachable("Invalid intrinsic ID"); 118 } 119 120 case ISD::BUILD_VECTOR: return "BUILD_VECTOR"; 121 case ISD::TargetConstant: 122 if (cast<ConstantSDNode>(this)->isOpaque()) 123 return "OpaqueTargetConstant"; 124 return "TargetConstant"; 125 case ISD::TargetConstantFP: return "TargetConstantFP"; 126 case ISD::TargetGlobalAddress: return "TargetGlobalAddress"; 127 case ISD::TargetGlobalTLSAddress: return "TargetGlobalTLSAddress"; 128 case ISD::TargetFrameIndex: return "TargetFrameIndex"; 129 case ISD::TargetJumpTable: return "TargetJumpTable"; 130 case ISD::TargetConstantPool: return "TargetConstantPool"; 131 case ISD::TargetExternalSymbol: return "TargetExternalSymbol"; 132 case ISD::TargetBlockAddress: return "TargetBlockAddress"; 133 134 case ISD::CopyToReg: return "CopyToReg"; 135 case ISD::CopyFromReg: return "CopyFromReg"; 136 case ISD::UNDEF: return "undef"; 137 case ISD::MERGE_VALUES: return "merge_values"; 138 case ISD::INLINEASM: return "inlineasm"; 139 case ISD::EH_LABEL: return "eh_label"; 140 case ISD::HANDLENODE: return "handlenode"; 141 142 // Unary operators 143 case ISD::FABS: return "fabs"; 144 case ISD::FMINNUM: return "fminnum"; 145 case ISD::FMAXNUM: return "fmaxnum"; 146 case ISD::FNEG: return "fneg"; 147 case ISD::FSQRT: return "fsqrt"; 148 case ISD::FSIN: return "fsin"; 149 case ISD::FCOS: return "fcos"; 150 case ISD::FSINCOS: return "fsincos"; 151 case ISD::FTRUNC: return "ftrunc"; 152 case ISD::FFLOOR: return "ffloor"; 153 case ISD::FCEIL: return "fceil"; 154 case ISD::FRINT: return "frint"; 155 case ISD::FNEARBYINT: return "fnearbyint"; 156 case ISD::FROUND: return "fround"; 157 case ISD::FEXP: return "fexp"; 158 case ISD::FEXP2: return "fexp2"; 159 case ISD::FLOG: return "flog"; 160 case ISD::FLOG2: return "flog2"; 161 case ISD::FLOG10: return "flog10"; 162 163 // Binary operators 164 case ISD::ADD: return "add"; 165 case ISD::SUB: return "sub"; 166 case ISD::MUL: return "mul"; 167 case ISD::MULHU: return "mulhu"; 168 case ISD::MULHS: return "mulhs"; 169 case ISD::SDIV: return "sdiv"; 170 case ISD::UDIV: return "udiv"; 171 case ISD::SREM: return "srem"; 172 case ISD::UREM: return "urem"; 173 case ISD::SMUL_LOHI: return "smul_lohi"; 174 case ISD::UMUL_LOHI: return "umul_lohi"; 175 case ISD::SDIVREM: return "sdivrem"; 176 case ISD::UDIVREM: return "udivrem"; 177 case ISD::AND: return "and"; 178 case ISD::OR: return "or"; 179 case ISD::XOR: return "xor"; 180 case ISD::SHL: return "shl"; 181 case ISD::SRA: return "sra"; 182 case ISD::SRL: return "srl"; 183 case ISD::ROTL: return "rotl"; 184 case ISD::ROTR: return "rotr"; 185 case ISD::FADD: return "fadd"; 186 case ISD::FSUB: return "fsub"; 187 case ISD::FMUL: return "fmul"; 188 case ISD::FDIV: return "fdiv"; 189 case ISD::FMA: return "fma"; 190 case ISD::FMAD: return "fmad"; 191 case ISD::FREM: return "frem"; 192 case ISD::FCOPYSIGN: return "fcopysign"; 193 case ISD::FGETSIGN: return "fgetsign"; 194 case ISD::FPOW: return "fpow"; 195 196 case ISD::FPOWI: return "fpowi"; 197 case ISD::SETCC: return "setcc"; 198 case ISD::SELECT: return "select"; 199 case ISD::VSELECT: return "vselect"; 200 case ISD::SELECT_CC: return "select_cc"; 201 case ISD::INSERT_VECTOR_ELT: return "insert_vector_elt"; 202 case ISD::EXTRACT_VECTOR_ELT: return "extract_vector_elt"; 203 case ISD::CONCAT_VECTORS: return "concat_vectors"; 204 case ISD::INSERT_SUBVECTOR: return "insert_subvector"; 205 case ISD::EXTRACT_SUBVECTOR: return "extract_subvector"; 206 case ISD::SCALAR_TO_VECTOR: return "scalar_to_vector"; 207 case ISD::VECTOR_SHUFFLE: return "vector_shuffle"; 208 case ISD::CARRY_FALSE: return "carry_false"; 209 case ISD::ADDC: return "addc"; 210 case ISD::ADDE: return "adde"; 211 case ISD::SADDO: return "saddo"; 212 case ISD::UADDO: return "uaddo"; 213 case ISD::SSUBO: return "ssubo"; 214 case ISD::USUBO: return "usubo"; 215 case ISD::SMULO: return "smulo"; 216 case ISD::UMULO: return "umulo"; 217 case ISD::SUBC: return "subc"; 218 case ISD::SUBE: return "sube"; 219 case ISD::SHL_PARTS: return "shl_parts"; 220 case ISD::SRA_PARTS: return "sra_parts"; 221 case ISD::SRL_PARTS: return "srl_parts"; 222 223 // Conversion operators. 224 case ISD::SIGN_EXTEND: return "sign_extend"; 225 case ISD::ZERO_EXTEND: return "zero_extend"; 226 case ISD::ANY_EXTEND: return "any_extend"; 227 case ISD::SIGN_EXTEND_INREG: return "sign_extend_inreg"; 228 case ISD::ANY_EXTEND_VECTOR_INREG: return "any_extend_vector_inreg"; 229 case ISD::SIGN_EXTEND_VECTOR_INREG: return "sign_extend_vector_inreg"; 230 case ISD::ZERO_EXTEND_VECTOR_INREG: return "zero_extend_vector_inreg"; 231 case ISD::TRUNCATE: return "truncate"; 232 case ISD::FP_ROUND: return "fp_round"; 233 case ISD::FLT_ROUNDS_: return "flt_rounds"; 234 case ISD::FP_ROUND_INREG: return "fp_round_inreg"; 235 case ISD::FP_EXTEND: return "fp_extend"; 236 237 case ISD::SINT_TO_FP: return "sint_to_fp"; 238 case ISD::UINT_TO_FP: return "uint_to_fp"; 239 case ISD::FP_TO_SINT: return "fp_to_sint"; 240 case ISD::FP_TO_UINT: return "fp_to_uint"; 241 case ISD::BITCAST: return "bitcast"; 242 case ISD::ADDRSPACECAST: return "addrspacecast"; 243 case ISD::FP16_TO_FP: return "fp16_to_fp"; 244 case ISD::FP_TO_FP16: return "fp_to_fp16"; 245 246 case ISD::CONVERT_RNDSAT: { 247 switch (cast<CvtRndSatSDNode>(this)->getCvtCode()) { 248 default: llvm_unreachable("Unknown cvt code!"); 249 case ISD::CVT_FF: return "cvt_ff"; 250 case ISD::CVT_FS: return "cvt_fs"; 251 case ISD::CVT_FU: return "cvt_fu"; 252 case ISD::CVT_SF: return "cvt_sf"; 253 case ISD::CVT_UF: return "cvt_uf"; 254 case ISD::CVT_SS: return "cvt_ss"; 255 case ISD::CVT_SU: return "cvt_su"; 256 case ISD::CVT_US: return "cvt_us"; 257 case ISD::CVT_UU: return "cvt_uu"; 258 } 259 } 260 261 // Control flow instructions 262 case ISD::BR: return "br"; 263 case ISD::BRIND: return "brind"; 264 case ISD::BR_JT: return "br_jt"; 265 case ISD::BRCOND: return "brcond"; 266 case ISD::BR_CC: return "br_cc"; 267 case ISD::CALLSEQ_START: return "callseq_start"; 268 case ISD::CALLSEQ_END: return "callseq_end"; 269 270 // Other operators 271 case ISD::LOAD: return "load"; 272 case ISD::STORE: return "store"; 273 case ISD::MLOAD: return "masked_load"; 274 case ISD::MSTORE: return "masked_store"; 275 case ISD::VAARG: return "vaarg"; 276 case ISD::VACOPY: return "vacopy"; 277 case ISD::VAEND: return "vaend"; 278 case ISD::VASTART: return "vastart"; 279 case ISD::DYNAMIC_STACKALLOC: return "dynamic_stackalloc"; 280 case ISD::EXTRACT_ELEMENT: return "extract_element"; 281 case ISD::BUILD_PAIR: return "build_pair"; 282 case ISD::STACKSAVE: return "stacksave"; 283 case ISD::STACKRESTORE: return "stackrestore"; 284 case ISD::TRAP: return "trap"; 285 case ISD::DEBUGTRAP: return "debugtrap"; 286 case ISD::LIFETIME_START: return "lifetime.start"; 287 case ISD::LIFETIME_END: return "lifetime.end"; 288 289 // Bit manipulation 290 case ISD::BSWAP: return "bswap"; 291 case ISD::CTPOP: return "ctpop"; 292 case ISD::CTTZ: return "cttz"; 293 case ISD::CTTZ_ZERO_UNDEF: return "cttz_zero_undef"; 294 case ISD::CTLZ: return "ctlz"; 295 case ISD::CTLZ_ZERO_UNDEF: return "ctlz_zero_undef"; 296 297 // Trampolines 298 case ISD::INIT_TRAMPOLINE: return "init_trampoline"; 299 case ISD::ADJUST_TRAMPOLINE: return "adjust_trampoline"; 300 301 case ISD::CONDCODE: 302 switch (cast<CondCodeSDNode>(this)->get()) { 303 default: llvm_unreachable("Unknown setcc condition!"); 304 case ISD::SETOEQ: return "setoeq"; 305 case ISD::SETOGT: return "setogt"; 306 case ISD::SETOGE: return "setoge"; 307 case ISD::SETOLT: return "setolt"; 308 case ISD::SETOLE: return "setole"; 309 case ISD::SETONE: return "setone"; 310 311 case ISD::SETO: return "seto"; 312 case ISD::SETUO: return "setuo"; 313 case ISD::SETUEQ: return "setue"; 314 case ISD::SETUGT: return "setugt"; 315 case ISD::SETUGE: return "setuge"; 316 case ISD::SETULT: return "setult"; 317 case ISD::SETULE: return "setule"; 318 case ISD::SETUNE: return "setune"; 319 320 case ISD::SETEQ: return "seteq"; 321 case ISD::SETGT: return "setgt"; 322 case ISD::SETGE: return "setge"; 323 case ISD::SETLT: return "setlt"; 324 case ISD::SETLE: return "setle"; 325 case ISD::SETNE: return "setne"; 326 327 case ISD::SETTRUE: return "settrue"; 328 case ISD::SETTRUE2: return "settrue2"; 329 case ISD::SETFALSE: return "setfalse"; 330 case ISD::SETFALSE2: return "setfalse2"; 331 } 332 } 333 } 334 335 const char *SDNode::getIndexedModeName(ISD::MemIndexedMode AM) { 336 switch (AM) { 337 default: return ""; 338 case ISD::PRE_INC: return "<pre-inc>"; 339 case ISD::PRE_DEC: return "<pre-dec>"; 340 case ISD::POST_INC: return "<post-inc>"; 341 case ISD::POST_DEC: return "<post-dec>"; 342 } 343 } 344 345 void SDNode::dump() const { dump(nullptr); } 346 void SDNode::dump(const SelectionDAG *G) const { 347 print(dbgs(), G); 348 dbgs() << '\n'; 349 } 350 351 void SDNode::print_types(raw_ostream &OS, const SelectionDAG *G) const { 352 OS << (const void*)this << ": "; 353 354 for (unsigned i = 0, e = getNumValues(); i != e; ++i) { 355 if (i) OS << ","; 356 if (getValueType(i) == MVT::Other) 357 OS << "ch"; 358 else 359 OS << getValueType(i).getEVTString(); 360 } 361 OS << " = " << getOperationName(G); 362 } 363 364 void SDNode::print_details(raw_ostream &OS, const SelectionDAG *G) const { 365 if (const MachineSDNode *MN = dyn_cast<MachineSDNode>(this)) { 366 if (!MN->memoperands_empty()) { 367 OS << "<"; 368 OS << "Mem:"; 369 for (MachineSDNode::mmo_iterator i = MN->memoperands_begin(), 370 e = MN->memoperands_end(); i != e; ++i) { 371 OS << **i; 372 if (std::next(i) != e) 373 OS << " "; 374 } 375 OS << ">"; 376 } 377 } else if (const ShuffleVectorSDNode *SVN = 378 dyn_cast<ShuffleVectorSDNode>(this)) { 379 OS << "<"; 380 for (unsigned i = 0, e = ValueList[0].getVectorNumElements(); i != e; ++i) { 381 int Idx = SVN->getMaskElt(i); 382 if (i) OS << ","; 383 if (Idx < 0) 384 OS << "u"; 385 else 386 OS << Idx; 387 } 388 OS << ">"; 389 } else if (const ConstantSDNode *CSDN = dyn_cast<ConstantSDNode>(this)) { 390 OS << '<' << CSDN->getAPIntValue() << '>'; 391 } else if (const ConstantFPSDNode *CSDN = dyn_cast<ConstantFPSDNode>(this)) { 392 if (&CSDN->getValueAPF().getSemantics()==&APFloat::IEEEsingle) 393 OS << '<' << CSDN->getValueAPF().convertToFloat() << '>'; 394 else if (&CSDN->getValueAPF().getSemantics()==&APFloat::IEEEdouble) 395 OS << '<' << CSDN->getValueAPF().convertToDouble() << '>'; 396 else { 397 OS << "<APFloat("; 398 CSDN->getValueAPF().bitcastToAPInt().dump(); 399 OS << ")>"; 400 } 401 } else if (const GlobalAddressSDNode *GADN = 402 dyn_cast<GlobalAddressSDNode>(this)) { 403 int64_t offset = GADN->getOffset(); 404 OS << '<'; 405 GADN->getGlobal()->printAsOperand(OS); 406 OS << '>'; 407 if (offset > 0) 408 OS << " + " << offset; 409 else 410 OS << " " << offset; 411 if (unsigned int TF = GADN->getTargetFlags()) 412 OS << " [TF=" << TF << ']'; 413 } else if (const FrameIndexSDNode *FIDN = dyn_cast<FrameIndexSDNode>(this)) { 414 OS << "<" << FIDN->getIndex() << ">"; 415 } else if (const JumpTableSDNode *JTDN = dyn_cast<JumpTableSDNode>(this)) { 416 OS << "<" << JTDN->getIndex() << ">"; 417 if (unsigned int TF = JTDN->getTargetFlags()) 418 OS << " [TF=" << TF << ']'; 419 } else if (const ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(this)){ 420 int offset = CP->getOffset(); 421 if (CP->isMachineConstantPoolEntry()) 422 OS << "<" << *CP->getMachineCPVal() << ">"; 423 else 424 OS << "<" << *CP->getConstVal() << ">"; 425 if (offset > 0) 426 OS << " + " << offset; 427 else 428 OS << " " << offset; 429 if (unsigned int TF = CP->getTargetFlags()) 430 OS << " [TF=" << TF << ']'; 431 } else if (const TargetIndexSDNode *TI = dyn_cast<TargetIndexSDNode>(this)) { 432 OS << "<" << TI->getIndex() << '+' << TI->getOffset() << ">"; 433 if (unsigned TF = TI->getTargetFlags()) 434 OS << " [TF=" << TF << ']'; 435 } else if (const BasicBlockSDNode *BBDN = dyn_cast<BasicBlockSDNode>(this)) { 436 OS << "<"; 437 const Value *LBB = (const Value*)BBDN->getBasicBlock()->getBasicBlock(); 438 if (LBB) 439 OS << LBB->getName() << " "; 440 OS << (const void*)BBDN->getBasicBlock() << ">"; 441 } else if (const RegisterSDNode *R = dyn_cast<RegisterSDNode>(this)) { 442 OS << ' ' << PrintReg(R->getReg(), 443 G ? G->getSubtarget().getRegisterInfo() : nullptr); 444 } else if (const ExternalSymbolSDNode *ES = 445 dyn_cast<ExternalSymbolSDNode>(this)) { 446 OS << "'" << ES->getSymbol() << "'"; 447 if (unsigned int TF = ES->getTargetFlags()) 448 OS << " [TF=" << TF << ']'; 449 } else if (const SrcValueSDNode *M = dyn_cast<SrcValueSDNode>(this)) { 450 if (M->getValue()) 451 OS << "<" << M->getValue() << ">"; 452 else 453 OS << "<null>"; 454 } else if (const MDNodeSDNode *MD = dyn_cast<MDNodeSDNode>(this)) { 455 if (MD->getMD()) 456 OS << "<" << MD->getMD() << ">"; 457 else 458 OS << "<null>"; 459 } else if (const VTSDNode *N = dyn_cast<VTSDNode>(this)) { 460 OS << ":" << N->getVT().getEVTString(); 461 } 462 else if (const LoadSDNode *LD = dyn_cast<LoadSDNode>(this)) { 463 OS << "<" << *LD->getMemOperand(); 464 465 bool doExt = true; 466 switch (LD->getExtensionType()) { 467 default: doExt = false; break; 468 case ISD::EXTLOAD: OS << ", anyext"; break; 469 case ISD::SEXTLOAD: OS << ", sext"; break; 470 case ISD::ZEXTLOAD: OS << ", zext"; break; 471 } 472 if (doExt) 473 OS << " from " << LD->getMemoryVT().getEVTString(); 474 475 const char *AM = getIndexedModeName(LD->getAddressingMode()); 476 if (*AM) 477 OS << ", " << AM; 478 479 OS << ">"; 480 } else if (const StoreSDNode *ST = dyn_cast<StoreSDNode>(this)) { 481 OS << "<" << *ST->getMemOperand(); 482 483 if (ST->isTruncatingStore()) 484 OS << ", trunc to " << ST->getMemoryVT().getEVTString(); 485 486 const char *AM = getIndexedModeName(ST->getAddressingMode()); 487 if (*AM) 488 OS << ", " << AM; 489 490 OS << ">"; 491 } else if (const MemSDNode* M = dyn_cast<MemSDNode>(this)) { 492 OS << "<" << *M->getMemOperand() << ">"; 493 } else if (const BlockAddressSDNode *BA = 494 dyn_cast<BlockAddressSDNode>(this)) { 495 int64_t offset = BA->getOffset(); 496 OS << "<"; 497 BA->getBlockAddress()->getFunction()->printAsOperand(OS, false); 498 OS << ", "; 499 BA->getBlockAddress()->getBasicBlock()->printAsOperand(OS, false); 500 OS << ">"; 501 if (offset > 0) 502 OS << " + " << offset; 503 else 504 OS << " " << offset; 505 if (unsigned int TF = BA->getTargetFlags()) 506 OS << " [TF=" << TF << ']'; 507 } else if (const AddrSpaceCastSDNode *ASC = 508 dyn_cast<AddrSpaceCastSDNode>(this)) { 509 OS << '[' 510 << ASC->getSrcAddressSpace() 511 << " -> " 512 << ASC->getDestAddressSpace() 513 << ']'; 514 } 515 516 if (unsigned Order = getIROrder()) 517 OS << " [ORD=" << Order << ']'; 518 519 if (getNodeId() != -1) 520 OS << " [ID=" << getNodeId() << ']'; 521 522 DebugLoc dl = getDebugLoc(); 523 if (G && !dl.isUnknown()) { 524 DIScope 525 Scope(dl.getScope(G->getMachineFunction().getFunction()->getContext())); 526 OS << " dbg:"; 527 assert((!Scope || Scope.isScope()) && 528 "Scope of a DebugLoc should be null or a DIScope."); 529 // Omit the directory, since it's usually long and uninteresting. 530 if (Scope) 531 OS << Scope.getFilename(); 532 else 533 OS << "<unknown>"; 534 OS << ':' << dl.getLine(); 535 if (dl.getCol() != 0) 536 OS << ':' << dl.getCol(); 537 } 538 } 539 540 static void DumpNodes(const SDNode *N, unsigned indent, const SelectionDAG *G) { 541 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) 542 if (N->getOperand(i).getNode()->hasOneUse()) 543 DumpNodes(N->getOperand(i).getNode(), indent+2, G); 544 else 545 dbgs() << "\n" << std::string(indent+2, ' ') 546 << (void*)N->getOperand(i).getNode() << ": <multiple use>"; 547 548 dbgs() << '\n'; 549 dbgs().indent(indent); 550 N->dump(G); 551 } 552 553 void SelectionDAG::dump() const { 554 dbgs() << "SelectionDAG has " << AllNodes.size() << " nodes:"; 555 556 for (allnodes_const_iterator I = allnodes_begin(), E = allnodes_end(); 557 I != E; ++I) { 558 const SDNode *N = I; 559 if (!N->hasOneUse() && N != getRoot().getNode()) 560 DumpNodes(N, 2, this); 561 } 562 563 if (getRoot().getNode()) DumpNodes(getRoot().getNode(), 2, this); 564 dbgs() << "\n\n"; 565 } 566 567 void SDNode::printr(raw_ostream &OS, const SelectionDAG *G) const { 568 print_types(OS, G); 569 print_details(OS, G); 570 } 571 572 typedef SmallPtrSet<const SDNode *, 128> VisitedSDNodeSet; 573 static void DumpNodesr(raw_ostream &OS, const SDNode *N, unsigned indent, 574 const SelectionDAG *G, VisitedSDNodeSet &once) { 575 if (!once.insert(N).second) // If we've been here before, return now. 576 return; 577 578 // Dump the current SDNode, but don't end the line yet. 579 OS.indent(indent); 580 N->printr(OS, G); 581 582 // Having printed this SDNode, walk the children: 583 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) { 584 const SDNode *child = N->getOperand(i).getNode(); 585 586 if (i) OS << ","; 587 OS << " "; 588 589 if (child->getNumOperands() == 0) { 590 // This child has no grandchildren; print it inline right here. 591 child->printr(OS, G); 592 once.insert(child); 593 } else { // Just the address. FIXME: also print the child's opcode. 594 OS << (const void*)child; 595 if (unsigned RN = N->getOperand(i).getResNo()) 596 OS << ":" << RN; 597 } 598 } 599 600 OS << "\n"; 601 602 // Dump children that have grandchildren on their own line(s). 603 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) { 604 const SDNode *child = N->getOperand(i).getNode(); 605 DumpNodesr(OS, child, indent+2, G, once); 606 } 607 } 608 609 void SDNode::dumpr() const { 610 VisitedSDNodeSet once; 611 DumpNodesr(dbgs(), this, 0, nullptr, once); 612 } 613 614 void SDNode::dumpr(const SelectionDAG *G) const { 615 VisitedSDNodeSet once; 616 DumpNodesr(dbgs(), this, 0, G, once); 617 } 618 619 static void printrWithDepthHelper(raw_ostream &OS, const SDNode *N, 620 const SelectionDAG *G, unsigned depth, 621 unsigned indent) { 622 if (depth == 0) 623 return; 624 625 OS.indent(indent); 626 627 N->print(OS, G); 628 629 if (depth < 1) 630 return; 631 632 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) { 633 // Don't follow chain operands. 634 if (N->getOperand(i).getValueType() == MVT::Other) 635 continue; 636 OS << '\n'; 637 printrWithDepthHelper(OS, N->getOperand(i).getNode(), G, depth-1, indent+2); 638 } 639 } 640 641 void SDNode::printrWithDepth(raw_ostream &OS, const SelectionDAG *G, 642 unsigned depth) const { 643 printrWithDepthHelper(OS, this, G, depth, 0); 644 } 645 646 void SDNode::printrFull(raw_ostream &OS, const SelectionDAG *G) const { 647 // Don't print impossibly deep things. 648 printrWithDepth(OS, G, 10); 649 } 650 651 void SDNode::dumprWithDepth(const SelectionDAG *G, unsigned depth) const { 652 printrWithDepth(dbgs(), G, depth); 653 } 654 655 void SDNode::dumprFull(const SelectionDAG *G) const { 656 // Don't print impossibly deep things. 657 dumprWithDepth(G, 10); 658 } 659 660 void SDNode::print(raw_ostream &OS, const SelectionDAG *G) const { 661 print_types(OS, G); 662 for (unsigned i = 0, e = getNumOperands(); i != e; ++i) { 663 if (i) OS << ", "; else OS << " "; 664 OS << (void*)getOperand(i).getNode(); 665 if (unsigned RN = getOperand(i).getResNo()) 666 OS << ":" << RN; 667 } 668 print_details(OS, G); 669 } 670