1 //===- SelectionDAGDumper.cpp - Implement SelectionDAG::dump() ------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This implements the SelectionDAG::dump method and friends. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #include "SDNodeDbgValue.h" 14 #include "llvm/ADT/APFloat.h" 15 #include "llvm/ADT/APInt.h" 16 #include "llvm/ADT/SmallPtrSet.h" 17 #include "llvm/ADT/StringExtras.h" 18 #include "llvm/CodeGen/ISDOpcodes.h" 19 #include "llvm/CodeGen/MachineBasicBlock.h" 20 #include "llvm/CodeGen/MachineConstantPool.h" 21 #include "llvm/CodeGen/MachineMemOperand.h" 22 #include "llvm/CodeGen/SelectionDAG.h" 23 #include "llvm/CodeGen/SelectionDAGNodes.h" 24 #include "llvm/CodeGen/TargetInstrInfo.h" 25 #include "llvm/CodeGen/TargetLowering.h" 26 #include "llvm/CodeGen/TargetRegisterInfo.h" 27 #include "llvm/CodeGen/TargetSubtargetInfo.h" 28 #include "llvm/CodeGen/ValueTypes.h" 29 #include "llvm/Config/llvm-config.h" 30 #include "llvm/IR/BasicBlock.h" 31 #include "llvm/IR/Constants.h" 32 #include "llvm/IR/DebugInfoMetadata.h" 33 #include "llvm/IR/DebugLoc.h" 34 #include "llvm/IR/Function.h" 35 #include "llvm/IR/Intrinsics.h" 36 #include "llvm/IR/ModuleSlotTracker.h" 37 #include "llvm/IR/Value.h" 38 #include "llvm/Support/Casting.h" 39 #include "llvm/Support/CommandLine.h" 40 #include "llvm/Support/Compiler.h" 41 #include "llvm/Support/Debug.h" 42 #include "llvm/Support/ErrorHandling.h" 43 #include "llvm/Support/MachineValueType.h" 44 #include "llvm/Support/Printable.h" 45 #include "llvm/Support/raw_ostream.h" 46 #include "llvm/Target/TargetIntrinsicInfo.h" 47 #include "llvm/Target/TargetMachine.h" 48 #include <cstdint> 49 #include <iterator> 50 51 using namespace llvm; 52 53 static cl::opt<bool> 54 VerboseDAGDumping("dag-dump-verbose", cl::Hidden, 55 cl::desc("Display more information when dumping selection " 56 "DAG nodes.")); 57 58 std::string SDNode::getOperationName(const SelectionDAG *G) const { 59 switch (getOpcode()) { 60 default: 61 if (getOpcode() < ISD::BUILTIN_OP_END) 62 return "<<Unknown DAG Node>>"; 63 if (isMachineOpcode()) { 64 if (G) 65 if (const TargetInstrInfo *TII = G->getSubtarget().getInstrInfo()) 66 if (getMachineOpcode() < TII->getNumOpcodes()) 67 return std::string(TII->getName(getMachineOpcode())); 68 return "<<Unknown Machine Node #" + utostr(getOpcode()) + ">>"; 69 } 70 if (G) { 71 const TargetLowering &TLI = G->getTargetLoweringInfo(); 72 const char *Name = TLI.getTargetNodeName(getOpcode()); 73 if (Name) return Name; 74 return "<<Unknown Target Node #" + utostr(getOpcode()) + ">>"; 75 } 76 return "<<Unknown Node #" + utostr(getOpcode()) + ">>"; 77 78 #ifndef NDEBUG 79 case ISD::DELETED_NODE: return "<<Deleted Node!>>"; 80 #endif 81 case ISD::PREFETCH: return "Prefetch"; 82 case ISD::MEMBARRIER: return "MemBarrier"; 83 case ISD::ATOMIC_FENCE: return "AtomicFence"; 84 case ISD::ATOMIC_CMP_SWAP: return "AtomicCmpSwap"; 85 case ISD::ATOMIC_CMP_SWAP_WITH_SUCCESS: return "AtomicCmpSwapWithSuccess"; 86 case ISD::ATOMIC_SWAP: return "AtomicSwap"; 87 case ISD::ATOMIC_LOAD_ADD: return "AtomicLoadAdd"; 88 case ISD::ATOMIC_LOAD_SUB: return "AtomicLoadSub"; 89 case ISD::ATOMIC_LOAD_AND: return "AtomicLoadAnd"; 90 case ISD::ATOMIC_LOAD_CLR: return "AtomicLoadClr"; 91 case ISD::ATOMIC_LOAD_OR: return "AtomicLoadOr"; 92 case ISD::ATOMIC_LOAD_XOR: return "AtomicLoadXor"; 93 case ISD::ATOMIC_LOAD_NAND: return "AtomicLoadNand"; 94 case ISD::ATOMIC_LOAD_MIN: return "AtomicLoadMin"; 95 case ISD::ATOMIC_LOAD_MAX: return "AtomicLoadMax"; 96 case ISD::ATOMIC_LOAD_UMIN: return "AtomicLoadUMin"; 97 case ISD::ATOMIC_LOAD_UMAX: return "AtomicLoadUMax"; 98 case ISD::ATOMIC_LOAD_FADD: return "AtomicLoadFAdd"; 99 case ISD::ATOMIC_LOAD_UINC_WRAP: 100 return "AtomicLoadUIncWrap"; 101 case ISD::ATOMIC_LOAD_UDEC_WRAP: 102 return "AtomicLoadUDecWrap"; 103 case ISD::ATOMIC_LOAD: return "AtomicLoad"; 104 case ISD::ATOMIC_STORE: return "AtomicStore"; 105 case ISD::PCMARKER: return "PCMarker"; 106 case ISD::READCYCLECOUNTER: return "ReadCycleCounter"; 107 case ISD::SRCVALUE: return "SrcValue"; 108 case ISD::MDNODE_SDNODE: return "MDNode"; 109 case ISD::EntryToken: return "EntryToken"; 110 case ISD::TokenFactor: return "TokenFactor"; 111 case ISD::AssertSext: return "AssertSext"; 112 case ISD::AssertZext: return "AssertZext"; 113 case ISD::AssertAlign: return "AssertAlign"; 114 115 case ISD::BasicBlock: return "BasicBlock"; 116 case ISD::VALUETYPE: return "ValueType"; 117 case ISD::Register: return "Register"; 118 case ISD::RegisterMask: return "RegisterMask"; 119 case ISD::Constant: 120 if (cast<ConstantSDNode>(this)->isOpaque()) 121 return "OpaqueConstant"; 122 return "Constant"; 123 case ISD::ConstantFP: return "ConstantFP"; 124 case ISD::GlobalAddress: return "GlobalAddress"; 125 case ISD::GlobalTLSAddress: return "GlobalTLSAddress"; 126 case ISD::FrameIndex: return "FrameIndex"; 127 case ISD::JumpTable: return "JumpTable"; 128 case ISD::GLOBAL_OFFSET_TABLE: return "GLOBAL_OFFSET_TABLE"; 129 case ISD::RETURNADDR: return "RETURNADDR"; 130 case ISD::ADDROFRETURNADDR: return "ADDROFRETURNADDR"; 131 case ISD::FRAMEADDR: return "FRAMEADDR"; 132 case ISD::SPONENTRY: return "SPONENTRY"; 133 case ISD::LOCAL_RECOVER: return "LOCAL_RECOVER"; 134 case ISD::READ_REGISTER: return "READ_REGISTER"; 135 case ISD::WRITE_REGISTER: return "WRITE_REGISTER"; 136 case ISD::FRAME_TO_ARGS_OFFSET: return "FRAME_TO_ARGS_OFFSET"; 137 case ISD::EH_DWARF_CFA: return "EH_DWARF_CFA"; 138 case ISD::EH_RETURN: return "EH_RETURN"; 139 case ISD::EH_SJLJ_SETJMP: return "EH_SJLJ_SETJMP"; 140 case ISD::EH_SJLJ_LONGJMP: return "EH_SJLJ_LONGJMP"; 141 case ISD::EH_SJLJ_SETUP_DISPATCH: return "EH_SJLJ_SETUP_DISPATCH"; 142 case ISD::ConstantPool: return "ConstantPool"; 143 case ISD::TargetIndex: return "TargetIndex"; 144 case ISD::ExternalSymbol: return "ExternalSymbol"; 145 case ISD::BlockAddress: return "BlockAddress"; 146 case ISD::INTRINSIC_WO_CHAIN: 147 case ISD::INTRINSIC_VOID: 148 case ISD::INTRINSIC_W_CHAIN: { 149 unsigned OpNo = getOpcode() == ISD::INTRINSIC_WO_CHAIN ? 0 : 1; 150 unsigned IID = cast<ConstantSDNode>(getOperand(OpNo))->getZExtValue(); 151 if (IID < Intrinsic::num_intrinsics) 152 return Intrinsic::getBaseName((Intrinsic::ID)IID).str(); 153 if (!G) 154 return "Unknown intrinsic"; 155 if (const TargetIntrinsicInfo *TII = G->getTarget().getIntrinsicInfo()) 156 return TII->getName(IID); 157 llvm_unreachable("Invalid intrinsic ID"); 158 } 159 160 case ISD::BUILD_VECTOR: return "BUILD_VECTOR"; 161 case ISD::TargetConstant: 162 if (cast<ConstantSDNode>(this)->isOpaque()) 163 return "OpaqueTargetConstant"; 164 return "TargetConstant"; 165 case ISD::TargetConstantFP: return "TargetConstantFP"; 166 case ISD::TargetGlobalAddress: return "TargetGlobalAddress"; 167 case ISD::TargetGlobalTLSAddress: return "TargetGlobalTLSAddress"; 168 case ISD::TargetFrameIndex: return "TargetFrameIndex"; 169 case ISD::TargetJumpTable: return "TargetJumpTable"; 170 case ISD::TargetConstantPool: return "TargetConstantPool"; 171 case ISD::TargetExternalSymbol: return "TargetExternalSymbol"; 172 case ISD::MCSymbol: return "MCSymbol"; 173 case ISD::TargetBlockAddress: return "TargetBlockAddress"; 174 175 case ISD::CopyToReg: return "CopyToReg"; 176 case ISD::CopyFromReg: return "CopyFromReg"; 177 case ISD::UNDEF: return "undef"; 178 case ISD::VSCALE: return "vscale"; 179 case ISD::MERGE_VALUES: return "merge_values"; 180 case ISD::INLINEASM: return "inlineasm"; 181 case ISD::INLINEASM_BR: return "inlineasm_br"; 182 case ISD::EH_LABEL: return "eh_label"; 183 case ISD::ANNOTATION_LABEL: return "annotation_label"; 184 case ISD::HANDLENODE: return "handlenode"; 185 186 // Unary operators 187 case ISD::FABS: return "fabs"; 188 case ISD::FMINNUM: return "fminnum"; 189 case ISD::STRICT_FMINNUM: return "strict_fminnum"; 190 case ISD::FMAXNUM: return "fmaxnum"; 191 case ISD::STRICT_FMAXNUM: return "strict_fmaxnum"; 192 case ISD::FMINNUM_IEEE: return "fminnum_ieee"; 193 case ISD::FMAXNUM_IEEE: return "fmaxnum_ieee"; 194 case ISD::FMINIMUM: return "fminimum"; 195 case ISD::STRICT_FMINIMUM: return "strict_fminimum"; 196 case ISD::FMAXIMUM: return "fmaximum"; 197 case ISD::STRICT_FMAXIMUM: return "strict_fmaximum"; 198 case ISD::FNEG: return "fneg"; 199 case ISD::FSQRT: return "fsqrt"; 200 case ISD::STRICT_FSQRT: return "strict_fsqrt"; 201 case ISD::FCBRT: return "fcbrt"; 202 case ISD::FSIN: return "fsin"; 203 case ISD::STRICT_FSIN: return "strict_fsin"; 204 case ISD::FCOS: return "fcos"; 205 case ISD::STRICT_FCOS: return "strict_fcos"; 206 case ISD::FSINCOS: return "fsincos"; 207 case ISD::FTRUNC: return "ftrunc"; 208 case ISD::STRICT_FTRUNC: return "strict_ftrunc"; 209 case ISD::FFLOOR: return "ffloor"; 210 case ISD::STRICT_FFLOOR: return "strict_ffloor"; 211 case ISD::FCEIL: return "fceil"; 212 case ISD::STRICT_FCEIL: return "strict_fceil"; 213 case ISD::FRINT: return "frint"; 214 case ISD::STRICT_FRINT: return "strict_frint"; 215 case ISD::FNEARBYINT: return "fnearbyint"; 216 case ISD::STRICT_FNEARBYINT: return "strict_fnearbyint"; 217 case ISD::FROUND: return "fround"; 218 case ISD::STRICT_FROUND: return "strict_fround"; 219 case ISD::FROUNDEVEN: return "froundeven"; 220 case ISD::STRICT_FROUNDEVEN: return "strict_froundeven"; 221 case ISD::FEXP: return "fexp"; 222 case ISD::STRICT_FEXP: return "strict_fexp"; 223 case ISD::FEXP2: return "fexp2"; 224 case ISD::STRICT_FEXP2: return "strict_fexp2"; 225 case ISD::FLOG: return "flog"; 226 case ISD::STRICT_FLOG: return "strict_flog"; 227 case ISD::FLOG2: return "flog2"; 228 case ISD::STRICT_FLOG2: return "strict_flog2"; 229 case ISD::FLOG10: return "flog10"; 230 case ISD::STRICT_FLOG10: return "strict_flog10"; 231 232 // Binary operators 233 case ISD::ADD: return "add"; 234 case ISD::SUB: return "sub"; 235 case ISD::MUL: return "mul"; 236 case ISD::MULHU: return "mulhu"; 237 case ISD::MULHS: return "mulhs"; 238 case ISD::AVGFLOORU: return "avgflooru"; 239 case ISD::AVGFLOORS: return "avgfloors"; 240 case ISD::AVGCEILU: return "avgceilu"; 241 case ISD::AVGCEILS: return "avgceils"; 242 case ISD::ABDS: return "abds"; 243 case ISD::ABDU: return "abdu"; 244 case ISD::SDIV: return "sdiv"; 245 case ISD::UDIV: return "udiv"; 246 case ISD::SREM: return "srem"; 247 case ISD::UREM: return "urem"; 248 case ISD::SMUL_LOHI: return "smul_lohi"; 249 case ISD::UMUL_LOHI: return "umul_lohi"; 250 case ISD::SDIVREM: return "sdivrem"; 251 case ISD::UDIVREM: return "udivrem"; 252 case ISD::AND: return "and"; 253 case ISD::OR: return "or"; 254 case ISD::XOR: return "xor"; 255 case ISD::SHL: return "shl"; 256 case ISD::SRA: return "sra"; 257 case ISD::SRL: return "srl"; 258 case ISD::ROTL: return "rotl"; 259 case ISD::ROTR: return "rotr"; 260 case ISD::FSHL: return "fshl"; 261 case ISD::FSHR: return "fshr"; 262 case ISD::FADD: return "fadd"; 263 case ISD::STRICT_FADD: return "strict_fadd"; 264 case ISD::FSUB: return "fsub"; 265 case ISD::STRICT_FSUB: return "strict_fsub"; 266 case ISD::FMUL: return "fmul"; 267 case ISD::STRICT_FMUL: return "strict_fmul"; 268 case ISD::FDIV: return "fdiv"; 269 case ISD::STRICT_FDIV: return "strict_fdiv"; 270 case ISD::FMA: return "fma"; 271 case ISD::STRICT_FMA: return "strict_fma"; 272 case ISD::FMAD: return "fmad"; 273 case ISD::FREM: return "frem"; 274 case ISD::STRICT_FREM: return "strict_frem"; 275 case ISD::FCOPYSIGN: return "fcopysign"; 276 case ISD::FGETSIGN: return "fgetsign"; 277 case ISD::FCANONICALIZE: return "fcanonicalize"; 278 case ISD::IS_FPCLASS: return "is_fpclass"; 279 case ISD::FPOW: return "fpow"; 280 case ISD::STRICT_FPOW: return "strict_fpow"; 281 case ISD::SMIN: return "smin"; 282 case ISD::SMAX: return "smax"; 283 case ISD::UMIN: return "umin"; 284 case ISD::UMAX: return "umax"; 285 286 case ISD::FPOWI: return "fpowi"; 287 case ISD::STRICT_FPOWI: return "strict_fpowi"; 288 case ISD::SETCC: return "setcc"; 289 case ISD::SETCCCARRY: return "setcccarry"; 290 case ISD::STRICT_FSETCC: return "strict_fsetcc"; 291 case ISD::STRICT_FSETCCS: return "strict_fsetccs"; 292 case ISD::SELECT: return "select"; 293 case ISD::VSELECT: return "vselect"; 294 case ISD::SELECT_CC: return "select_cc"; 295 case ISD::INSERT_VECTOR_ELT: return "insert_vector_elt"; 296 case ISD::EXTRACT_VECTOR_ELT: return "extract_vector_elt"; 297 case ISD::CONCAT_VECTORS: return "concat_vectors"; 298 case ISD::INSERT_SUBVECTOR: return "insert_subvector"; 299 case ISD::EXTRACT_SUBVECTOR: return "extract_subvector"; 300 case ISD::SCALAR_TO_VECTOR: return "scalar_to_vector"; 301 case ISD::VECTOR_SHUFFLE: return "vector_shuffle"; 302 case ISD::VECTOR_SPLICE: return "vector_splice"; 303 case ISD::SPLAT_VECTOR: return "splat_vector"; 304 case ISD::SPLAT_VECTOR_PARTS: return "splat_vector_parts"; 305 case ISD::VECTOR_REVERSE: return "vector_reverse"; 306 case ISD::STEP_VECTOR: return "step_vector"; 307 case ISD::CARRY_FALSE: return "carry_false"; 308 case ISD::ADDC: return "addc"; 309 case ISD::ADDE: return "adde"; 310 case ISD::ADDCARRY: return "addcarry"; 311 case ISD::SADDO_CARRY: return "saddo_carry"; 312 case ISD::SADDO: return "saddo"; 313 case ISD::UADDO: return "uaddo"; 314 case ISD::SSUBO: return "ssubo"; 315 case ISD::USUBO: return "usubo"; 316 case ISD::SMULO: return "smulo"; 317 case ISD::UMULO: return "umulo"; 318 case ISD::SUBC: return "subc"; 319 case ISD::SUBE: return "sube"; 320 case ISD::SUBCARRY: return "subcarry"; 321 case ISD::SSUBO_CARRY: return "ssubo_carry"; 322 case ISD::SHL_PARTS: return "shl_parts"; 323 case ISD::SRA_PARTS: return "sra_parts"; 324 case ISD::SRL_PARTS: return "srl_parts"; 325 326 case ISD::SADDSAT: return "saddsat"; 327 case ISD::UADDSAT: return "uaddsat"; 328 case ISD::SSUBSAT: return "ssubsat"; 329 case ISD::USUBSAT: return "usubsat"; 330 case ISD::SSHLSAT: return "sshlsat"; 331 case ISD::USHLSAT: return "ushlsat"; 332 333 case ISD::SMULFIX: return "smulfix"; 334 case ISD::SMULFIXSAT: return "smulfixsat"; 335 case ISD::UMULFIX: return "umulfix"; 336 case ISD::UMULFIXSAT: return "umulfixsat"; 337 338 case ISD::SDIVFIX: return "sdivfix"; 339 case ISD::SDIVFIXSAT: return "sdivfixsat"; 340 case ISD::UDIVFIX: return "udivfix"; 341 case ISD::UDIVFIXSAT: return "udivfixsat"; 342 343 // Conversion operators. 344 case ISD::SIGN_EXTEND: return "sign_extend"; 345 case ISD::ZERO_EXTEND: return "zero_extend"; 346 case ISD::ANY_EXTEND: return "any_extend"; 347 case ISD::SIGN_EXTEND_INREG: return "sign_extend_inreg"; 348 case ISD::ANY_EXTEND_VECTOR_INREG: return "any_extend_vector_inreg"; 349 case ISD::SIGN_EXTEND_VECTOR_INREG: return "sign_extend_vector_inreg"; 350 case ISD::ZERO_EXTEND_VECTOR_INREG: return "zero_extend_vector_inreg"; 351 case ISD::TRUNCATE: return "truncate"; 352 case ISD::FP_ROUND: return "fp_round"; 353 case ISD::STRICT_FP_ROUND: return "strict_fp_round"; 354 case ISD::FP_EXTEND: return "fp_extend"; 355 case ISD::STRICT_FP_EXTEND: return "strict_fp_extend"; 356 357 case ISD::SINT_TO_FP: return "sint_to_fp"; 358 case ISD::STRICT_SINT_TO_FP: return "strict_sint_to_fp"; 359 case ISD::UINT_TO_FP: return "uint_to_fp"; 360 case ISD::STRICT_UINT_TO_FP: return "strict_uint_to_fp"; 361 case ISD::FP_TO_SINT: return "fp_to_sint"; 362 case ISD::STRICT_FP_TO_SINT: return "strict_fp_to_sint"; 363 case ISD::FP_TO_UINT: return "fp_to_uint"; 364 case ISD::STRICT_FP_TO_UINT: return "strict_fp_to_uint"; 365 case ISD::FP_TO_SINT_SAT: return "fp_to_sint_sat"; 366 case ISD::FP_TO_UINT_SAT: return "fp_to_uint_sat"; 367 case ISD::BITCAST: return "bitcast"; 368 case ISD::ADDRSPACECAST: return "addrspacecast"; 369 case ISD::FP16_TO_FP: return "fp16_to_fp"; 370 case ISD::STRICT_FP16_TO_FP: return "strict_fp16_to_fp"; 371 case ISD::FP_TO_FP16: return "fp_to_fp16"; 372 case ISD::STRICT_FP_TO_FP16: return "strict_fp_to_fp16"; 373 case ISD::BF16_TO_FP: return "bf16_to_fp"; 374 case ISD::FP_TO_BF16: return "fp_to_bf16"; 375 case ISD::LROUND: return "lround"; 376 case ISD::STRICT_LROUND: return "strict_lround"; 377 case ISD::LLROUND: return "llround"; 378 case ISD::STRICT_LLROUND: return "strict_llround"; 379 case ISD::LRINT: return "lrint"; 380 case ISD::STRICT_LRINT: return "strict_lrint"; 381 case ISD::LLRINT: return "llrint"; 382 case ISD::STRICT_LLRINT: return "strict_llrint"; 383 384 // Control flow instructions 385 case ISD::BR: return "br"; 386 case ISD::BRIND: return "brind"; 387 case ISD::BR_JT: return "br_jt"; 388 case ISD::BRCOND: return "brcond"; 389 case ISD::BR_CC: return "br_cc"; 390 case ISD::CALLSEQ_START: return "callseq_start"; 391 case ISD::CALLSEQ_END: return "callseq_end"; 392 393 // EH instructions 394 case ISD::CATCHRET: return "catchret"; 395 case ISD::CLEANUPRET: return "cleanupret"; 396 397 // Other operators 398 case ISD::LOAD: return "load"; 399 case ISD::STORE: return "store"; 400 case ISD::MLOAD: return "masked_load"; 401 case ISD::MSTORE: return "masked_store"; 402 case ISD::MGATHER: return "masked_gather"; 403 case ISD::MSCATTER: return "masked_scatter"; 404 case ISD::VAARG: return "vaarg"; 405 case ISD::VACOPY: return "vacopy"; 406 case ISD::VAEND: return "vaend"; 407 case ISD::VASTART: return "vastart"; 408 case ISD::DYNAMIC_STACKALLOC: return "dynamic_stackalloc"; 409 case ISD::EXTRACT_ELEMENT: return "extract_element"; 410 case ISD::BUILD_PAIR: return "build_pair"; 411 case ISD::STACKSAVE: return "stacksave"; 412 case ISD::STACKRESTORE: return "stackrestore"; 413 case ISD::TRAP: return "trap"; 414 case ISD::DEBUGTRAP: return "debugtrap"; 415 case ISD::UBSANTRAP: return "ubsantrap"; 416 case ISD::LIFETIME_START: return "lifetime.start"; 417 case ISD::LIFETIME_END: return "lifetime.end"; 418 case ISD::PSEUDO_PROBE: 419 return "pseudoprobe"; 420 case ISD::GC_TRANSITION_START: return "gc_transition.start"; 421 case ISD::GC_TRANSITION_END: return "gc_transition.end"; 422 case ISD::GET_DYNAMIC_AREA_OFFSET: return "get.dynamic.area.offset"; 423 case ISD::FREEZE: return "freeze"; 424 case ISD::PREALLOCATED_SETUP: 425 return "call_setup"; 426 case ISD::PREALLOCATED_ARG: 427 return "call_alloc"; 428 429 // Floating point environment manipulation 430 case ISD::GET_ROUNDING: return "get_rounding"; 431 case ISD::SET_ROUNDING: return "set_rounding"; 432 433 // Bit manipulation 434 case ISD::ABS: return "abs"; 435 case ISD::BITREVERSE: return "bitreverse"; 436 case ISD::BSWAP: return "bswap"; 437 case ISD::CTPOP: return "ctpop"; 438 case ISD::CTTZ: return "cttz"; 439 case ISD::CTTZ_ZERO_UNDEF: return "cttz_zero_undef"; 440 case ISD::CTLZ: return "ctlz"; 441 case ISD::CTLZ_ZERO_UNDEF: return "ctlz_zero_undef"; 442 case ISD::PARITY: return "parity"; 443 444 // Trampolines 445 case ISD::INIT_TRAMPOLINE: return "init_trampoline"; 446 case ISD::ADJUST_TRAMPOLINE: return "adjust_trampoline"; 447 448 case ISD::CONDCODE: 449 switch (cast<CondCodeSDNode>(this)->get()) { 450 default: llvm_unreachable("Unknown setcc condition!"); 451 case ISD::SETOEQ: return "setoeq"; 452 case ISD::SETOGT: return "setogt"; 453 case ISD::SETOGE: return "setoge"; 454 case ISD::SETOLT: return "setolt"; 455 case ISD::SETOLE: return "setole"; 456 case ISD::SETONE: return "setone"; 457 458 case ISD::SETO: return "seto"; 459 case ISD::SETUO: return "setuo"; 460 case ISD::SETUEQ: return "setueq"; 461 case ISD::SETUGT: return "setugt"; 462 case ISD::SETUGE: return "setuge"; 463 case ISD::SETULT: return "setult"; 464 case ISD::SETULE: return "setule"; 465 case ISD::SETUNE: return "setune"; 466 467 case ISD::SETEQ: return "seteq"; 468 case ISD::SETGT: return "setgt"; 469 case ISD::SETGE: return "setge"; 470 case ISD::SETLT: return "setlt"; 471 case ISD::SETLE: return "setle"; 472 case ISD::SETNE: return "setne"; 473 474 case ISD::SETTRUE: return "settrue"; 475 case ISD::SETTRUE2: return "settrue2"; 476 case ISD::SETFALSE: return "setfalse"; 477 case ISD::SETFALSE2: return "setfalse2"; 478 } 479 case ISD::VECREDUCE_FADD: return "vecreduce_fadd"; 480 case ISD::VECREDUCE_SEQ_FADD: return "vecreduce_seq_fadd"; 481 case ISD::VECREDUCE_FMUL: return "vecreduce_fmul"; 482 case ISD::VECREDUCE_SEQ_FMUL: return "vecreduce_seq_fmul"; 483 case ISD::VECREDUCE_ADD: return "vecreduce_add"; 484 case ISD::VECREDUCE_MUL: return "vecreduce_mul"; 485 case ISD::VECREDUCE_AND: return "vecreduce_and"; 486 case ISD::VECREDUCE_OR: return "vecreduce_or"; 487 case ISD::VECREDUCE_XOR: return "vecreduce_xor"; 488 case ISD::VECREDUCE_SMAX: return "vecreduce_smax"; 489 case ISD::VECREDUCE_SMIN: return "vecreduce_smin"; 490 case ISD::VECREDUCE_UMAX: return "vecreduce_umax"; 491 case ISD::VECREDUCE_UMIN: return "vecreduce_umin"; 492 case ISD::VECREDUCE_FMAX: return "vecreduce_fmax"; 493 case ISD::VECREDUCE_FMIN: return "vecreduce_fmin"; 494 case ISD::STACKMAP: 495 return "stackmap"; 496 case ISD::PATCHPOINT: 497 return "patchpoint"; 498 499 // Vector Predication 500 #define BEGIN_REGISTER_VP_SDNODE(SDID, LEGALARG, NAME, ...) \ 501 case ISD::SDID: \ 502 return #NAME; 503 #include "llvm/IR/VPIntrinsics.def" 504 } 505 } 506 507 const char *SDNode::getIndexedModeName(ISD::MemIndexedMode AM) { 508 switch (AM) { 509 default: return ""; 510 case ISD::PRE_INC: return "<pre-inc>"; 511 case ISD::PRE_DEC: return "<pre-dec>"; 512 case ISD::POST_INC: return "<post-inc>"; 513 case ISD::POST_DEC: return "<post-dec>"; 514 } 515 } 516 517 static Printable PrintNodeId(const SDNode &Node) { 518 return Printable([&Node](raw_ostream &OS) { 519 #ifndef NDEBUG 520 OS << 't' << Node.PersistentId; 521 #else 522 OS << (const void*)&Node; 523 #endif 524 }); 525 } 526 527 // Print the MMO with more information from the SelectionDAG. 528 static void printMemOperand(raw_ostream &OS, const MachineMemOperand &MMO, 529 const MachineFunction *MF, const Module *M, 530 const MachineFrameInfo *MFI, 531 const TargetInstrInfo *TII, LLVMContext &Ctx) { 532 ModuleSlotTracker MST(M); 533 if (MF) 534 MST.incorporateFunction(MF->getFunction()); 535 SmallVector<StringRef, 0> SSNs; 536 MMO.print(OS, MST, SSNs, Ctx, MFI, TII); 537 } 538 539 static void printMemOperand(raw_ostream &OS, const MachineMemOperand &MMO, 540 const SelectionDAG *G) { 541 if (G) { 542 const MachineFunction *MF = &G->getMachineFunction(); 543 return printMemOperand(OS, MMO, MF, MF->getFunction().getParent(), 544 &MF->getFrameInfo(), 545 G->getSubtarget().getInstrInfo(), *G->getContext()); 546 } 547 548 LLVMContext Ctx; 549 return printMemOperand(OS, MMO, /*MF=*/nullptr, /*M=*/nullptr, 550 /*MFI=*/nullptr, /*TII=*/nullptr, Ctx); 551 } 552 553 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP) 554 LLVM_DUMP_METHOD void SDNode::dump() const { dump(nullptr); } 555 556 LLVM_DUMP_METHOD void SDNode::dump(const SelectionDAG *G) const { 557 print(dbgs(), G); 558 dbgs() << '\n'; 559 } 560 #endif 561 562 void SDNode::print_types(raw_ostream &OS, const SelectionDAG *G) const { 563 for (unsigned i = 0, e = getNumValues(); i != e; ++i) { 564 if (i) OS << ","; 565 if (getValueType(i) == MVT::Other) 566 OS << "ch"; 567 else 568 OS << getValueType(i).getEVTString(); 569 } 570 } 571 572 void SDNode::print_details(raw_ostream &OS, const SelectionDAG *G) const { 573 if (getFlags().hasNoUnsignedWrap()) 574 OS << " nuw"; 575 576 if (getFlags().hasNoSignedWrap()) 577 OS << " nsw"; 578 579 if (getFlags().hasExact()) 580 OS << " exact"; 581 582 if (getFlags().hasNoNaNs()) 583 OS << " nnan"; 584 585 if (getFlags().hasNoInfs()) 586 OS << " ninf"; 587 588 if (getFlags().hasNoSignedZeros()) 589 OS << " nsz"; 590 591 if (getFlags().hasAllowReciprocal()) 592 OS << " arcp"; 593 594 if (getFlags().hasAllowContract()) 595 OS << " contract"; 596 597 if (getFlags().hasApproximateFuncs()) 598 OS << " afn"; 599 600 if (getFlags().hasAllowReassociation()) 601 OS << " reassoc"; 602 603 if (getFlags().hasNoFPExcept()) 604 OS << " nofpexcept"; 605 606 if (const MachineSDNode *MN = dyn_cast<MachineSDNode>(this)) { 607 if (!MN->memoperands_empty()) { 608 OS << "<"; 609 OS << "Mem:"; 610 for (MachineSDNode::mmo_iterator i = MN->memoperands_begin(), 611 e = MN->memoperands_end(); i != e; ++i) { 612 printMemOperand(OS, **i, G); 613 if (std::next(i) != e) 614 OS << " "; 615 } 616 OS << ">"; 617 } 618 } else if (const ShuffleVectorSDNode *SVN = 619 dyn_cast<ShuffleVectorSDNode>(this)) { 620 OS << "<"; 621 for (unsigned i = 0, e = ValueList[0].getVectorNumElements(); i != e; ++i) { 622 int Idx = SVN->getMaskElt(i); 623 if (i) OS << ","; 624 if (Idx < 0) 625 OS << "u"; 626 else 627 OS << Idx; 628 } 629 OS << ">"; 630 } else if (const ConstantSDNode *CSDN = dyn_cast<ConstantSDNode>(this)) { 631 OS << '<' << CSDN->getAPIntValue() << '>'; 632 } else if (const ConstantFPSDNode *CSDN = dyn_cast<ConstantFPSDNode>(this)) { 633 if (&CSDN->getValueAPF().getSemantics() == &APFloat::IEEEsingle()) 634 OS << '<' << CSDN->getValueAPF().convertToFloat() << '>'; 635 else if (&CSDN->getValueAPF().getSemantics() == &APFloat::IEEEdouble()) 636 OS << '<' << CSDN->getValueAPF().convertToDouble() << '>'; 637 else { 638 OS << "<APFloat("; 639 CSDN->getValueAPF().bitcastToAPInt().print(OS, false); 640 OS << ")>"; 641 } 642 } else if (const GlobalAddressSDNode *GADN = 643 dyn_cast<GlobalAddressSDNode>(this)) { 644 int64_t offset = GADN->getOffset(); 645 OS << '<'; 646 GADN->getGlobal()->printAsOperand(OS); 647 OS << '>'; 648 if (offset > 0) 649 OS << " + " << offset; 650 else 651 OS << " " << offset; 652 if (unsigned int TF = GADN->getTargetFlags()) 653 OS << " [TF=" << TF << ']'; 654 } else if (const FrameIndexSDNode *FIDN = dyn_cast<FrameIndexSDNode>(this)) { 655 OS << "<" << FIDN->getIndex() << ">"; 656 } else if (const JumpTableSDNode *JTDN = dyn_cast<JumpTableSDNode>(this)) { 657 OS << "<" << JTDN->getIndex() << ">"; 658 if (unsigned int TF = JTDN->getTargetFlags()) 659 OS << " [TF=" << TF << ']'; 660 } else if (const ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(this)){ 661 int offset = CP->getOffset(); 662 if (CP->isMachineConstantPoolEntry()) 663 OS << "<" << *CP->getMachineCPVal() << ">"; 664 else 665 OS << "<" << *CP->getConstVal() << ">"; 666 if (offset > 0) 667 OS << " + " << offset; 668 else 669 OS << " " << offset; 670 if (unsigned int TF = CP->getTargetFlags()) 671 OS << " [TF=" << TF << ']'; 672 } else if (const TargetIndexSDNode *TI = dyn_cast<TargetIndexSDNode>(this)) { 673 OS << "<" << TI->getIndex() << '+' << TI->getOffset() << ">"; 674 if (unsigned TF = TI->getTargetFlags()) 675 OS << " [TF=" << TF << ']'; 676 } else if (const BasicBlockSDNode *BBDN = dyn_cast<BasicBlockSDNode>(this)) { 677 OS << "<"; 678 const Value *LBB = (const Value*)BBDN->getBasicBlock()->getBasicBlock(); 679 if (LBB) 680 OS << LBB->getName() << " "; 681 OS << (const void*)BBDN->getBasicBlock() << ">"; 682 } else if (const RegisterSDNode *R = dyn_cast<RegisterSDNode>(this)) { 683 OS << ' ' << printReg(R->getReg(), 684 G ? G->getSubtarget().getRegisterInfo() : nullptr); 685 } else if (const ExternalSymbolSDNode *ES = 686 dyn_cast<ExternalSymbolSDNode>(this)) { 687 OS << "'" << ES->getSymbol() << "'"; 688 if (unsigned int TF = ES->getTargetFlags()) 689 OS << " [TF=" << TF << ']'; 690 } else if (const SrcValueSDNode *M = dyn_cast<SrcValueSDNode>(this)) { 691 if (M->getValue()) 692 OS << "<" << M->getValue() << ">"; 693 else 694 OS << "<null>"; 695 } else if (const MDNodeSDNode *MD = dyn_cast<MDNodeSDNode>(this)) { 696 if (MD->getMD()) 697 OS << "<" << MD->getMD() << ">"; 698 else 699 OS << "<null>"; 700 } else if (const VTSDNode *N = dyn_cast<VTSDNode>(this)) { 701 OS << ":" << N->getVT().getEVTString(); 702 } 703 else if (const LoadSDNode *LD = dyn_cast<LoadSDNode>(this)) { 704 OS << "<"; 705 706 printMemOperand(OS, *LD->getMemOperand(), G); 707 708 bool doExt = true; 709 switch (LD->getExtensionType()) { 710 default: doExt = false; break; 711 case ISD::EXTLOAD: OS << ", anyext"; break; 712 case ISD::SEXTLOAD: OS << ", sext"; break; 713 case ISD::ZEXTLOAD: OS << ", zext"; break; 714 } 715 if (doExt) 716 OS << " from " << LD->getMemoryVT().getEVTString(); 717 718 const char *AM = getIndexedModeName(LD->getAddressingMode()); 719 if (*AM) 720 OS << ", " << AM; 721 722 OS << ">"; 723 } else if (const StoreSDNode *ST = dyn_cast<StoreSDNode>(this)) { 724 OS << "<"; 725 printMemOperand(OS, *ST->getMemOperand(), G); 726 727 if (ST->isTruncatingStore()) 728 OS << ", trunc to " << ST->getMemoryVT().getEVTString(); 729 730 const char *AM = getIndexedModeName(ST->getAddressingMode()); 731 if (*AM) 732 OS << ", " << AM; 733 734 OS << ">"; 735 } else if (const MaskedLoadSDNode *MLd = dyn_cast<MaskedLoadSDNode>(this)) { 736 OS << "<"; 737 738 printMemOperand(OS, *MLd->getMemOperand(), G); 739 740 bool doExt = true; 741 switch (MLd->getExtensionType()) { 742 default: doExt = false; break; 743 case ISD::EXTLOAD: OS << ", anyext"; break; 744 case ISD::SEXTLOAD: OS << ", sext"; break; 745 case ISD::ZEXTLOAD: OS << ", zext"; break; 746 } 747 if (doExt) 748 OS << " from " << MLd->getMemoryVT().getEVTString(); 749 750 const char *AM = getIndexedModeName(MLd->getAddressingMode()); 751 if (*AM) 752 OS << ", " << AM; 753 754 if (MLd->isExpandingLoad()) 755 OS << ", expanding"; 756 757 OS << ">"; 758 } else if (const MaskedStoreSDNode *MSt = dyn_cast<MaskedStoreSDNode>(this)) { 759 OS << "<"; 760 printMemOperand(OS, *MSt->getMemOperand(), G); 761 762 if (MSt->isTruncatingStore()) 763 OS << ", trunc to " << MSt->getMemoryVT().getEVTString(); 764 765 const char *AM = getIndexedModeName(MSt->getAddressingMode()); 766 if (*AM) 767 OS << ", " << AM; 768 769 if (MSt->isCompressingStore()) 770 OS << ", compressing"; 771 772 OS << ">"; 773 } else if (const auto *MGather = dyn_cast<MaskedGatherSDNode>(this)) { 774 OS << "<"; 775 printMemOperand(OS, *MGather->getMemOperand(), G); 776 777 bool doExt = true; 778 switch (MGather->getExtensionType()) { 779 default: doExt = false; break; 780 case ISD::EXTLOAD: OS << ", anyext"; break; 781 case ISD::SEXTLOAD: OS << ", sext"; break; 782 case ISD::ZEXTLOAD: OS << ", zext"; break; 783 } 784 if (doExt) 785 OS << " from " << MGather->getMemoryVT().getEVTString(); 786 787 auto Signed = MGather->isIndexSigned() ? "signed" : "unsigned"; 788 auto Scaled = MGather->isIndexScaled() ? "scaled" : "unscaled"; 789 OS << ", " << Signed << " " << Scaled << " offset"; 790 791 OS << ">"; 792 } else if (const auto *MScatter = dyn_cast<MaskedScatterSDNode>(this)) { 793 OS << "<"; 794 printMemOperand(OS, *MScatter->getMemOperand(), G); 795 796 if (MScatter->isTruncatingStore()) 797 OS << ", trunc to " << MScatter->getMemoryVT().getEVTString(); 798 799 auto Signed = MScatter->isIndexSigned() ? "signed" : "unsigned"; 800 auto Scaled = MScatter->isIndexScaled() ? "scaled" : "unscaled"; 801 OS << ", " << Signed << " " << Scaled << " offset"; 802 803 OS << ">"; 804 } else if (const MemSDNode *M = dyn_cast<MemSDNode>(this)) { 805 OS << "<"; 806 printMemOperand(OS, *M->getMemOperand(), G); 807 OS << ">"; 808 } else if (const BlockAddressSDNode *BA = 809 dyn_cast<BlockAddressSDNode>(this)) { 810 int64_t offset = BA->getOffset(); 811 OS << "<"; 812 BA->getBlockAddress()->getFunction()->printAsOperand(OS, false); 813 OS << ", "; 814 BA->getBlockAddress()->getBasicBlock()->printAsOperand(OS, false); 815 OS << ">"; 816 if (offset > 0) 817 OS << " + " << offset; 818 else 819 OS << " " << offset; 820 if (unsigned int TF = BA->getTargetFlags()) 821 OS << " [TF=" << TF << ']'; 822 } else if (const AddrSpaceCastSDNode *ASC = 823 dyn_cast<AddrSpaceCastSDNode>(this)) { 824 OS << '[' 825 << ASC->getSrcAddressSpace() 826 << " -> " 827 << ASC->getDestAddressSpace() 828 << ']'; 829 } else if (const LifetimeSDNode *LN = dyn_cast<LifetimeSDNode>(this)) { 830 if (LN->hasOffset()) 831 OS << "<" << LN->getOffset() << " to " << LN->getOffset() + LN->getSize() << ">"; 832 } else if (const auto *AA = dyn_cast<AssertAlignSDNode>(this)) { 833 OS << '<' << AA->getAlign().value() << '>'; 834 } 835 836 if (VerboseDAGDumping) { 837 if (unsigned Order = getIROrder()) 838 OS << " [ORD=" << Order << ']'; 839 840 if (getNodeId() != -1) 841 OS << " [ID=" << getNodeId() << ']'; 842 if (!(isa<ConstantSDNode>(this) || (isa<ConstantFPSDNode>(this)))) 843 OS << " # D:" << isDivergent(); 844 845 if (G && !G->GetDbgValues(this).empty()) { 846 OS << " [NoOfDbgValues=" << G->GetDbgValues(this).size() << ']'; 847 for (SDDbgValue *Dbg : G->GetDbgValues(this)) 848 if (!Dbg->isInvalidated()) 849 Dbg->print(OS); 850 } else if (getHasDebugValue()) 851 OS << " [NoOfDbgValues>0]"; 852 } 853 } 854 855 LLVM_DUMP_METHOD void SDDbgValue::print(raw_ostream &OS) const { 856 OS << " DbgVal(Order=" << getOrder() << ')'; 857 if (isInvalidated()) 858 OS << "(Invalidated)"; 859 if (isEmitted()) 860 OS << "(Emitted)"; 861 OS << "("; 862 bool Comma = false; 863 for (const SDDbgOperand &Op : getLocationOps()) { 864 if (Comma) 865 OS << ", "; 866 switch (Op.getKind()) { 867 case SDDbgOperand::SDNODE: 868 if (Op.getSDNode()) 869 OS << "SDNODE=" << PrintNodeId(*Op.getSDNode()) << ':' << Op.getResNo(); 870 else 871 OS << "SDNODE"; 872 break; 873 case SDDbgOperand::CONST: 874 OS << "CONST"; 875 break; 876 case SDDbgOperand::FRAMEIX: 877 OS << "FRAMEIX=" << Op.getFrameIx(); 878 break; 879 case SDDbgOperand::VREG: 880 OS << "VREG=" << Op.getVReg(); 881 break; 882 } 883 Comma = true; 884 } 885 OS << ")"; 886 if (isIndirect()) OS << "(Indirect)"; 887 if (isVariadic()) 888 OS << "(Variadic)"; 889 OS << ":\"" << Var->getName() << '"'; 890 #ifndef NDEBUG 891 if (Expr->getNumElements()) 892 Expr->dump(); 893 #endif 894 } 895 896 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP) 897 LLVM_DUMP_METHOD void SDDbgValue::dump() const { 898 if (isInvalidated()) 899 return; 900 print(dbgs()); 901 dbgs() << "\n"; 902 } 903 #endif 904 905 /// Return true if this node is so simple that we should just print it inline 906 /// if it appears as an operand. 907 static bool shouldPrintInline(const SDNode &Node, const SelectionDAG *G) { 908 // Avoid lots of cluttering when inline printing nodes with associated 909 // DbgValues in verbose mode. 910 if (VerboseDAGDumping && G && !G->GetDbgValues(&Node).empty()) 911 return false; 912 if (Node.getOpcode() == ISD::EntryToken) 913 return false; 914 return Node.getNumOperands() == 0; 915 } 916 917 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP) 918 static void DumpNodes(const SDNode *N, unsigned indent, const SelectionDAG *G) { 919 for (const SDValue &Op : N->op_values()) { 920 if (shouldPrintInline(*Op.getNode(), G)) 921 continue; 922 if (Op.getNode()->hasOneUse()) 923 DumpNodes(Op.getNode(), indent+2, G); 924 } 925 926 dbgs().indent(indent); 927 N->dump(G); 928 } 929 930 LLVM_DUMP_METHOD void SelectionDAG::dump() const { 931 dbgs() << "SelectionDAG has " << AllNodes.size() << " nodes:\n"; 932 933 for (const SDNode &N : allnodes()) { 934 if (!N.hasOneUse() && &N != getRoot().getNode() && 935 (!shouldPrintInline(N, this) || N.use_empty())) 936 DumpNodes(&N, 2, this); 937 } 938 939 if (getRoot().getNode()) DumpNodes(getRoot().getNode(), 2, this); 940 dbgs() << "\n"; 941 942 if (VerboseDAGDumping) { 943 if (DbgBegin() != DbgEnd()) 944 dbgs() << "SDDbgValues:\n"; 945 for (auto *Dbg : make_range(DbgBegin(), DbgEnd())) 946 Dbg->dump(); 947 if (ByvalParmDbgBegin() != ByvalParmDbgEnd()) 948 dbgs() << "Byval SDDbgValues:\n"; 949 for (auto *Dbg : make_range(ByvalParmDbgBegin(), ByvalParmDbgEnd())) 950 Dbg->dump(); 951 } 952 dbgs() << "\n"; 953 } 954 #endif 955 956 void SDNode::printr(raw_ostream &OS, const SelectionDAG *G) const { 957 OS << PrintNodeId(*this) << ": "; 958 print_types(OS, G); 959 OS << " = " << getOperationName(G); 960 print_details(OS, G); 961 } 962 963 static bool printOperand(raw_ostream &OS, const SelectionDAG *G, 964 const SDValue Value) { 965 if (!Value.getNode()) { 966 OS << "<null>"; 967 return false; 968 } 969 970 if (shouldPrintInline(*Value.getNode(), G)) { 971 OS << Value->getOperationName(G) << ':'; 972 Value->print_types(OS, G); 973 Value->print_details(OS, G); 974 return true; 975 } 976 977 OS << PrintNodeId(*Value.getNode()); 978 if (unsigned RN = Value.getResNo()) 979 OS << ':' << RN; 980 return false; 981 } 982 983 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP) 984 using VisitedSDNodeSet = SmallPtrSet<const SDNode *, 32>; 985 986 static void DumpNodesr(raw_ostream &OS, const SDNode *N, unsigned indent, 987 const SelectionDAG *G, VisitedSDNodeSet &once) { 988 if (!once.insert(N).second) // If we've been here before, return now. 989 return; 990 991 // Dump the current SDNode, but don't end the line yet. 992 OS.indent(indent); 993 N->printr(OS, G); 994 995 // Having printed this SDNode, walk the children: 996 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) { 997 if (i) OS << ","; 998 OS << " "; 999 1000 const SDValue Op = N->getOperand(i); 1001 bool printedInline = printOperand(OS, G, Op); 1002 if (printedInline) 1003 once.insert(Op.getNode()); 1004 } 1005 1006 OS << "\n"; 1007 1008 // Dump children that have grandchildren on their own line(s). 1009 for (const SDValue &Op : N->op_values()) 1010 DumpNodesr(OS, Op.getNode(), indent+2, G, once); 1011 } 1012 1013 LLVM_DUMP_METHOD void SDNode::dumpr() const { 1014 VisitedSDNodeSet once; 1015 DumpNodesr(dbgs(), this, 0, nullptr, once); 1016 } 1017 1018 LLVM_DUMP_METHOD void SDNode::dumpr(const SelectionDAG *G) const { 1019 VisitedSDNodeSet once; 1020 DumpNodesr(dbgs(), this, 0, G, once); 1021 } 1022 #endif 1023 1024 static void printrWithDepthHelper(raw_ostream &OS, const SDNode *N, 1025 const SelectionDAG *G, unsigned depth, 1026 unsigned indent) { 1027 if (depth == 0) 1028 return; 1029 1030 OS.indent(indent); 1031 1032 N->print(OS, G); 1033 1034 for (const SDValue &Op : N->op_values()) { 1035 // Don't follow chain operands. 1036 if (Op.getValueType() == MVT::Other) 1037 continue; 1038 OS << '\n'; 1039 printrWithDepthHelper(OS, Op.getNode(), G, depth - 1, indent + 2); 1040 } 1041 } 1042 1043 void SDNode::printrWithDepth(raw_ostream &OS, const SelectionDAG *G, 1044 unsigned depth) const { 1045 printrWithDepthHelper(OS, this, G, depth, 0); 1046 } 1047 1048 void SDNode::printrFull(raw_ostream &OS, const SelectionDAG *G) const { 1049 // Don't print impossibly deep things. 1050 printrWithDepth(OS, G, 10); 1051 } 1052 1053 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP) 1054 LLVM_DUMP_METHOD 1055 void SDNode::dumprWithDepth(const SelectionDAG *G, unsigned depth) const { 1056 printrWithDepth(dbgs(), G, depth); 1057 } 1058 1059 LLVM_DUMP_METHOD void SDNode::dumprFull(const SelectionDAG *G) const { 1060 // Don't print impossibly deep things. 1061 dumprWithDepth(G, 10); 1062 } 1063 #endif 1064 1065 void SDNode::print(raw_ostream &OS, const SelectionDAG *G) const { 1066 printr(OS, G); 1067 // Under VerboseDAGDumping divergence will be printed always. 1068 if (isDivergent() && !VerboseDAGDumping) 1069 OS << " # D:1"; 1070 for (unsigned i = 0, e = getNumOperands(); i != e; ++i) { 1071 if (i) OS << ", "; else OS << " "; 1072 printOperand(OS, G, getOperand(i)); 1073 } 1074 if (DebugLoc DL = getDebugLoc()) { 1075 OS << ", "; 1076 DL.print(OS); 1077 } 1078 } 1079