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::FNEG: return "fneg"; 145 case ISD::FSQRT: return "fsqrt"; 146 case ISD::FSIN: return "fsin"; 147 case ISD::FCOS: return "fcos"; 148 case ISD::FSINCOS: return "fsincos"; 149 case ISD::FTRUNC: return "ftrunc"; 150 case ISD::FFLOOR: return "ffloor"; 151 case ISD::FCEIL: return "fceil"; 152 case ISD::FRINT: return "frint"; 153 case ISD::FNEARBYINT: return "fnearbyint"; 154 case ISD::FROUND: return "fround"; 155 case ISD::FEXP: return "fexp"; 156 case ISD::FEXP2: return "fexp2"; 157 case ISD::FLOG: return "flog"; 158 case ISD::FLOG2: return "flog2"; 159 case ISD::FLOG10: return "flog10"; 160 161 // Binary operators 162 case ISD::ADD: return "add"; 163 case ISD::SUB: return "sub"; 164 case ISD::MUL: return "mul"; 165 case ISD::MULHU: return "mulhu"; 166 case ISD::MULHS: return "mulhs"; 167 case ISD::SDIV: return "sdiv"; 168 case ISD::UDIV: return "udiv"; 169 case ISD::SREM: return "srem"; 170 case ISD::UREM: return "urem"; 171 case ISD::SMUL_LOHI: return "smul_lohi"; 172 case ISD::UMUL_LOHI: return "umul_lohi"; 173 case ISD::SDIVREM: return "sdivrem"; 174 case ISD::UDIVREM: return "udivrem"; 175 case ISD::AND: return "and"; 176 case ISD::OR: return "or"; 177 case ISD::XOR: return "xor"; 178 case ISD::SHL: return "shl"; 179 case ISD::SRA: return "sra"; 180 case ISD::SRL: return "srl"; 181 case ISD::ROTL: return "rotl"; 182 case ISD::ROTR: return "rotr"; 183 case ISD::FADD: return "fadd"; 184 case ISD::FSUB: return "fsub"; 185 case ISD::FMUL: return "fmul"; 186 case ISD::FDIV: return "fdiv"; 187 case ISD::FMA: return "fma"; 188 case ISD::FREM: return "frem"; 189 case ISD::FCOPYSIGN: return "fcopysign"; 190 case ISD::FGETSIGN: return "fgetsign"; 191 case ISD::FPOW: return "fpow"; 192 193 case ISD::FPOWI: return "fpowi"; 194 case ISD::SETCC: return "setcc"; 195 case ISD::SELECT: return "select"; 196 case ISD::VSELECT: return "vselect"; 197 case ISD::SELECT_CC: return "select_cc"; 198 case ISD::INSERT_VECTOR_ELT: return "insert_vector_elt"; 199 case ISD::EXTRACT_VECTOR_ELT: return "extract_vector_elt"; 200 case ISD::CONCAT_VECTORS: return "concat_vectors"; 201 case ISD::INSERT_SUBVECTOR: return "insert_subvector"; 202 case ISD::EXTRACT_SUBVECTOR: return "extract_subvector"; 203 case ISD::SCALAR_TO_VECTOR: return "scalar_to_vector"; 204 case ISD::VECTOR_SHUFFLE: return "vector_shuffle"; 205 case ISD::CARRY_FALSE: return "carry_false"; 206 case ISD::ADDC: return "addc"; 207 case ISD::ADDE: return "adde"; 208 case ISD::SADDO: return "saddo"; 209 case ISD::UADDO: return "uaddo"; 210 case ISD::SSUBO: return "ssubo"; 211 case ISD::USUBO: return "usubo"; 212 case ISD::SMULO: return "smulo"; 213 case ISD::UMULO: return "umulo"; 214 case ISD::SUBC: return "subc"; 215 case ISD::SUBE: return "sube"; 216 case ISD::SHL_PARTS: return "shl_parts"; 217 case ISD::SRA_PARTS: return "sra_parts"; 218 case ISD::SRL_PARTS: return "srl_parts"; 219 220 // Conversion operators. 221 case ISD::SIGN_EXTEND: return "sign_extend"; 222 case ISD::ZERO_EXTEND: return "zero_extend"; 223 case ISD::ANY_EXTEND: return "any_extend"; 224 case ISD::SIGN_EXTEND_INREG: return "sign_extend_inreg"; 225 case ISD::ANY_EXTEND_VECTOR_INREG: return "any_extend_vector_inreg"; 226 case ISD::SIGN_EXTEND_VECTOR_INREG: return "sign_extend_vector_inreg"; 227 case ISD::ZERO_EXTEND_VECTOR_INREG: return "zero_extend_vector_inreg"; 228 case ISD::TRUNCATE: return "truncate"; 229 case ISD::FP_ROUND: return "fp_round"; 230 case ISD::FLT_ROUNDS_: return "flt_rounds"; 231 case ISD::FP_ROUND_INREG: return "fp_round_inreg"; 232 case ISD::FP_EXTEND: return "fp_extend"; 233 234 case ISD::SINT_TO_FP: return "sint_to_fp"; 235 case ISD::UINT_TO_FP: return "uint_to_fp"; 236 case ISD::FP_TO_SINT: return "fp_to_sint"; 237 case ISD::FP_TO_UINT: return "fp_to_uint"; 238 case ISD::BITCAST: return "bitcast"; 239 case ISD::ADDRSPACECAST: return "addrspacecast"; 240 case ISD::FP16_TO_FP: return "fp16_to_fp"; 241 case ISD::FP_TO_FP16: return "fp_to_fp16"; 242 243 case ISD::CONVERT_RNDSAT: { 244 switch (cast<CvtRndSatSDNode>(this)->getCvtCode()) { 245 default: llvm_unreachable("Unknown cvt code!"); 246 case ISD::CVT_FF: return "cvt_ff"; 247 case ISD::CVT_FS: return "cvt_fs"; 248 case ISD::CVT_FU: return "cvt_fu"; 249 case ISD::CVT_SF: return "cvt_sf"; 250 case ISD::CVT_UF: return "cvt_uf"; 251 case ISD::CVT_SS: return "cvt_ss"; 252 case ISD::CVT_SU: return "cvt_su"; 253 case ISD::CVT_US: return "cvt_us"; 254 case ISD::CVT_UU: return "cvt_uu"; 255 } 256 } 257 258 // Control flow instructions 259 case ISD::BR: return "br"; 260 case ISD::BRIND: return "brind"; 261 case ISD::BR_JT: return "br_jt"; 262 case ISD::BRCOND: return "brcond"; 263 case ISD::BR_CC: return "br_cc"; 264 case ISD::CALLSEQ_START: return "callseq_start"; 265 case ISD::CALLSEQ_END: return "callseq_end"; 266 267 // Other operators 268 case ISD::LOAD: return "load"; 269 case ISD::STORE: return "store"; 270 case ISD::VAARG: return "vaarg"; 271 case ISD::VACOPY: return "vacopy"; 272 case ISD::VAEND: return "vaend"; 273 case ISD::VASTART: return "vastart"; 274 case ISD::DYNAMIC_STACKALLOC: return "dynamic_stackalloc"; 275 case ISD::EXTRACT_ELEMENT: return "extract_element"; 276 case ISD::BUILD_PAIR: return "build_pair"; 277 case ISD::STACKSAVE: return "stacksave"; 278 case ISD::STACKRESTORE: return "stackrestore"; 279 case ISD::TRAP: return "trap"; 280 case ISD::DEBUGTRAP: return "debugtrap"; 281 case ISD::LIFETIME_START: return "lifetime.start"; 282 case ISD::LIFETIME_END: return "lifetime.end"; 283 284 // Bit manipulation 285 case ISD::BSWAP: return "bswap"; 286 case ISD::CTPOP: return "ctpop"; 287 case ISD::CTTZ: return "cttz"; 288 case ISD::CTTZ_ZERO_UNDEF: return "cttz_zero_undef"; 289 case ISD::CTLZ: return "ctlz"; 290 case ISD::CTLZ_ZERO_UNDEF: return "ctlz_zero_undef"; 291 292 // Trampolines 293 case ISD::INIT_TRAMPOLINE: return "init_trampoline"; 294 case ISD::ADJUST_TRAMPOLINE: return "adjust_trampoline"; 295 296 case ISD::CONDCODE: 297 switch (cast<CondCodeSDNode>(this)->get()) { 298 default: llvm_unreachable("Unknown setcc condition!"); 299 case ISD::SETOEQ: return "setoeq"; 300 case ISD::SETOGT: return "setogt"; 301 case ISD::SETOGE: return "setoge"; 302 case ISD::SETOLT: return "setolt"; 303 case ISD::SETOLE: return "setole"; 304 case ISD::SETONE: return "setone"; 305 306 case ISD::SETO: return "seto"; 307 case ISD::SETUO: return "setuo"; 308 case ISD::SETUEQ: return "setue"; 309 case ISD::SETUGT: return "setugt"; 310 case ISD::SETUGE: return "setuge"; 311 case ISD::SETULT: return "setult"; 312 case ISD::SETULE: return "setule"; 313 case ISD::SETUNE: return "setune"; 314 315 case ISD::SETEQ: return "seteq"; 316 case ISD::SETGT: return "setgt"; 317 case ISD::SETGE: return "setge"; 318 case ISD::SETLT: return "setlt"; 319 case ISD::SETLE: return "setle"; 320 case ISD::SETNE: return "setne"; 321 322 case ISD::SETTRUE: return "settrue"; 323 case ISD::SETTRUE2: return "settrue2"; 324 case ISD::SETFALSE: return "setfalse"; 325 case ISD::SETFALSE2: return "setfalse2"; 326 } 327 } 328 } 329 330 const char *SDNode::getIndexedModeName(ISD::MemIndexedMode AM) { 331 switch (AM) { 332 default: return ""; 333 case ISD::PRE_INC: return "<pre-inc>"; 334 case ISD::PRE_DEC: return "<pre-dec>"; 335 case ISD::POST_INC: return "<post-inc>"; 336 case ISD::POST_DEC: return "<post-dec>"; 337 } 338 } 339 340 void SDNode::dump() const { dump(nullptr); } 341 void SDNode::dump(const SelectionDAG *G) const { 342 print(dbgs(), G); 343 dbgs() << '\n'; 344 } 345 346 void SDNode::print_types(raw_ostream &OS, const SelectionDAG *G) const { 347 OS << (const void*)this << ": "; 348 349 for (unsigned i = 0, e = getNumValues(); i != e; ++i) { 350 if (i) OS << ","; 351 if (getValueType(i) == MVT::Other) 352 OS << "ch"; 353 else 354 OS << getValueType(i).getEVTString(); 355 } 356 OS << " = " << getOperationName(G); 357 } 358 359 void SDNode::print_details(raw_ostream &OS, const SelectionDAG *G) const { 360 if (const MachineSDNode *MN = dyn_cast<MachineSDNode>(this)) { 361 if (!MN->memoperands_empty()) { 362 OS << "<"; 363 OS << "Mem:"; 364 for (MachineSDNode::mmo_iterator i = MN->memoperands_begin(), 365 e = MN->memoperands_end(); i != e; ++i) { 366 OS << **i; 367 if (std::next(i) != e) 368 OS << " "; 369 } 370 OS << ">"; 371 } 372 } else if (const ShuffleVectorSDNode *SVN = 373 dyn_cast<ShuffleVectorSDNode>(this)) { 374 OS << "<"; 375 for (unsigned i = 0, e = ValueList[0].getVectorNumElements(); i != e; ++i) { 376 int Idx = SVN->getMaskElt(i); 377 if (i) OS << ","; 378 if (Idx < 0) 379 OS << "u"; 380 else 381 OS << Idx; 382 } 383 OS << ">"; 384 } else if (const ConstantSDNode *CSDN = dyn_cast<ConstantSDNode>(this)) { 385 OS << '<' << CSDN->getAPIntValue() << '>'; 386 } else if (const ConstantFPSDNode *CSDN = dyn_cast<ConstantFPSDNode>(this)) { 387 if (&CSDN->getValueAPF().getSemantics()==&APFloat::IEEEsingle) 388 OS << '<' << CSDN->getValueAPF().convertToFloat() << '>'; 389 else if (&CSDN->getValueAPF().getSemantics()==&APFloat::IEEEdouble) 390 OS << '<' << CSDN->getValueAPF().convertToDouble() << '>'; 391 else { 392 OS << "<APFloat("; 393 CSDN->getValueAPF().bitcastToAPInt().dump(); 394 OS << ")>"; 395 } 396 } else if (const GlobalAddressSDNode *GADN = 397 dyn_cast<GlobalAddressSDNode>(this)) { 398 int64_t offset = GADN->getOffset(); 399 OS << '<'; 400 GADN->getGlobal()->printAsOperand(OS); 401 OS << '>'; 402 if (offset > 0) 403 OS << " + " << offset; 404 else 405 OS << " " << offset; 406 if (unsigned int TF = GADN->getTargetFlags()) 407 OS << " [TF=" << TF << ']'; 408 } else if (const FrameIndexSDNode *FIDN = dyn_cast<FrameIndexSDNode>(this)) { 409 OS << "<" << FIDN->getIndex() << ">"; 410 } else if (const JumpTableSDNode *JTDN = dyn_cast<JumpTableSDNode>(this)) { 411 OS << "<" << JTDN->getIndex() << ">"; 412 if (unsigned int TF = JTDN->getTargetFlags()) 413 OS << " [TF=" << TF << ']'; 414 } else if (const ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(this)){ 415 int offset = CP->getOffset(); 416 if (CP->isMachineConstantPoolEntry()) 417 OS << "<" << *CP->getMachineCPVal() << ">"; 418 else 419 OS << "<" << *CP->getConstVal() << ">"; 420 if (offset > 0) 421 OS << " + " << offset; 422 else 423 OS << " " << offset; 424 if (unsigned int TF = CP->getTargetFlags()) 425 OS << " [TF=" << TF << ']'; 426 } else if (const TargetIndexSDNode *TI = dyn_cast<TargetIndexSDNode>(this)) { 427 OS << "<" << TI->getIndex() << '+' << TI->getOffset() << ">"; 428 if (unsigned TF = TI->getTargetFlags()) 429 OS << " [TF=" << TF << ']'; 430 } else if (const BasicBlockSDNode *BBDN = dyn_cast<BasicBlockSDNode>(this)) { 431 OS << "<"; 432 const Value *LBB = (const Value*)BBDN->getBasicBlock()->getBasicBlock(); 433 if (LBB) 434 OS << LBB->getName() << " "; 435 OS << (const void*)BBDN->getBasicBlock() << ">"; 436 } else if (const RegisterSDNode *R = dyn_cast<RegisterSDNode>(this)) { 437 OS << ' ' << PrintReg(R->getReg(), 438 G ? G->getSubtarget().getRegisterInfo() : nullptr); 439 } else if (const ExternalSymbolSDNode *ES = 440 dyn_cast<ExternalSymbolSDNode>(this)) { 441 OS << "'" << ES->getSymbol() << "'"; 442 if (unsigned int TF = ES->getTargetFlags()) 443 OS << " [TF=" << TF << ']'; 444 } else if (const SrcValueSDNode *M = dyn_cast<SrcValueSDNode>(this)) { 445 if (M->getValue()) 446 OS << "<" << M->getValue() << ">"; 447 else 448 OS << "<null>"; 449 } else if (const MDNodeSDNode *MD = dyn_cast<MDNodeSDNode>(this)) { 450 if (MD->getMD()) 451 OS << "<" << MD->getMD() << ">"; 452 else 453 OS << "<null>"; 454 } else if (const VTSDNode *N = dyn_cast<VTSDNode>(this)) { 455 OS << ":" << N->getVT().getEVTString(); 456 } 457 else if (const LoadSDNode *LD = dyn_cast<LoadSDNode>(this)) { 458 OS << "<" << *LD->getMemOperand(); 459 460 bool doExt = true; 461 switch (LD->getExtensionType()) { 462 default: doExt = false; break; 463 case ISD::EXTLOAD: OS << ", anyext"; break; 464 case ISD::SEXTLOAD: OS << ", sext"; break; 465 case ISD::ZEXTLOAD: OS << ", zext"; break; 466 } 467 if (doExt) 468 OS << " from " << LD->getMemoryVT().getEVTString(); 469 470 const char *AM = getIndexedModeName(LD->getAddressingMode()); 471 if (*AM) 472 OS << ", " << AM; 473 474 OS << ">"; 475 } else if (const StoreSDNode *ST = dyn_cast<StoreSDNode>(this)) { 476 OS << "<" << *ST->getMemOperand(); 477 478 if (ST->isTruncatingStore()) 479 OS << ", trunc to " << ST->getMemoryVT().getEVTString(); 480 481 const char *AM = getIndexedModeName(ST->getAddressingMode()); 482 if (*AM) 483 OS << ", " << AM; 484 485 OS << ">"; 486 } else if (const MemSDNode* M = dyn_cast<MemSDNode>(this)) { 487 OS << "<" << *M->getMemOperand() << ">"; 488 } else if (const BlockAddressSDNode *BA = 489 dyn_cast<BlockAddressSDNode>(this)) { 490 int64_t offset = BA->getOffset(); 491 OS << "<"; 492 BA->getBlockAddress()->getFunction()->printAsOperand(OS, false); 493 OS << ", "; 494 BA->getBlockAddress()->getBasicBlock()->printAsOperand(OS, false); 495 OS << ">"; 496 if (offset > 0) 497 OS << " + " << offset; 498 else 499 OS << " " << offset; 500 if (unsigned int TF = BA->getTargetFlags()) 501 OS << " [TF=" << TF << ']'; 502 } else if (const AddrSpaceCastSDNode *ASC = 503 dyn_cast<AddrSpaceCastSDNode>(this)) { 504 OS << '[' 505 << ASC->getSrcAddressSpace() 506 << " -> " 507 << ASC->getDestAddressSpace() 508 << ']'; 509 } 510 511 if (unsigned Order = getIROrder()) 512 OS << " [ORD=" << Order << ']'; 513 514 if (getNodeId() != -1) 515 OS << " [ID=" << getNodeId() << ']'; 516 517 DebugLoc dl = getDebugLoc(); 518 if (G && !dl.isUnknown()) { 519 DIScope 520 Scope(dl.getScope(G->getMachineFunction().getFunction()->getContext())); 521 OS << " dbg:"; 522 assert((!Scope || Scope.isScope()) && 523 "Scope of a DebugLoc should be null or a DIScope."); 524 // Omit the directory, since it's usually long and uninteresting. 525 if (Scope) 526 OS << Scope.getFilename(); 527 else 528 OS << "<unknown>"; 529 OS << ':' << dl.getLine(); 530 if (dl.getCol() != 0) 531 OS << ':' << dl.getCol(); 532 } 533 } 534 535 static void DumpNodes(const SDNode *N, unsigned indent, const SelectionDAG *G) { 536 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) 537 if (N->getOperand(i).getNode()->hasOneUse()) 538 DumpNodes(N->getOperand(i).getNode(), indent+2, G); 539 else 540 dbgs() << "\n" << std::string(indent+2, ' ') 541 << (void*)N->getOperand(i).getNode() << ": <multiple use>"; 542 543 dbgs() << '\n'; 544 dbgs().indent(indent); 545 N->dump(G); 546 } 547 548 void SelectionDAG::dump() const { 549 dbgs() << "SelectionDAG has " << AllNodes.size() << " nodes:"; 550 551 for (allnodes_const_iterator I = allnodes_begin(), E = allnodes_end(); 552 I != E; ++I) { 553 const SDNode *N = I; 554 if (!N->hasOneUse() && N != getRoot().getNode()) 555 DumpNodes(N, 2, this); 556 } 557 558 if (getRoot().getNode()) DumpNodes(getRoot().getNode(), 2, this); 559 dbgs() << "\n\n"; 560 } 561 562 void SDNode::printr(raw_ostream &OS, const SelectionDAG *G) const { 563 print_types(OS, G); 564 print_details(OS, G); 565 } 566 567 typedef SmallPtrSet<const SDNode *, 128> VisitedSDNodeSet; 568 static void DumpNodesr(raw_ostream &OS, const SDNode *N, unsigned indent, 569 const SelectionDAG *G, VisitedSDNodeSet &once) { 570 if (!once.insert(N)) // If we've been here before, return now. 571 return; 572 573 // Dump the current SDNode, but don't end the line yet. 574 OS.indent(indent); 575 N->printr(OS, G); 576 577 // Having printed this SDNode, walk the children: 578 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) { 579 const SDNode *child = N->getOperand(i).getNode(); 580 581 if (i) OS << ","; 582 OS << " "; 583 584 if (child->getNumOperands() == 0) { 585 // This child has no grandchildren; print it inline right here. 586 child->printr(OS, G); 587 once.insert(child); 588 } else { // Just the address. FIXME: also print the child's opcode. 589 OS << (const void*)child; 590 if (unsigned RN = N->getOperand(i).getResNo()) 591 OS << ":" << RN; 592 } 593 } 594 595 OS << "\n"; 596 597 // Dump children that have grandchildren on their own line(s). 598 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) { 599 const SDNode *child = N->getOperand(i).getNode(); 600 DumpNodesr(OS, child, indent+2, G, once); 601 } 602 } 603 604 void SDNode::dumpr() const { 605 VisitedSDNodeSet once; 606 DumpNodesr(dbgs(), this, 0, nullptr, once); 607 } 608 609 void SDNode::dumpr(const SelectionDAG *G) const { 610 VisitedSDNodeSet once; 611 DumpNodesr(dbgs(), this, 0, G, once); 612 } 613 614 static void printrWithDepthHelper(raw_ostream &OS, const SDNode *N, 615 const SelectionDAG *G, unsigned depth, 616 unsigned indent) { 617 if (depth == 0) 618 return; 619 620 OS.indent(indent); 621 622 N->print(OS, G); 623 624 if (depth < 1) 625 return; 626 627 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) { 628 // Don't follow chain operands. 629 if (N->getOperand(i).getValueType() == MVT::Other) 630 continue; 631 OS << '\n'; 632 printrWithDepthHelper(OS, N->getOperand(i).getNode(), G, depth-1, indent+2); 633 } 634 } 635 636 void SDNode::printrWithDepth(raw_ostream &OS, const SelectionDAG *G, 637 unsigned depth) const { 638 printrWithDepthHelper(OS, this, G, depth, 0); 639 } 640 641 void SDNode::printrFull(raw_ostream &OS, const SelectionDAG *G) const { 642 // Don't print impossibly deep things. 643 printrWithDepth(OS, G, 10); 644 } 645 646 void SDNode::dumprWithDepth(const SelectionDAG *G, unsigned depth) const { 647 printrWithDepth(dbgs(), G, depth); 648 } 649 650 void SDNode::dumprFull(const SelectionDAG *G) const { 651 // Don't print impossibly deep things. 652 dumprWithDepth(G, 10); 653 } 654 655 void SDNode::print(raw_ostream &OS, const SelectionDAG *G) const { 656 print_types(OS, G); 657 for (unsigned i = 0, e = getNumOperands(); i != e; ++i) { 658 if (i) OS << ", "; else OS << " "; 659 OS << (void*)getOperand(i).getNode(); 660 if (unsigned RN = getOperand(i).getResNo()) 661 OS << ":" << RN; 662 } 663 print_details(OS, G); 664 } 665