1 //===-- SelectionDAGDumper.cpp - Implement SelectionDAG::dump() -----------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This implements the SelectionDAG::dump method and friends.
12 //===----------------------------------------------------------------------===//
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"
33 std::string SDNode::getOperationName(const SelectionDAG *G) const {
34 switch (getOpcode()) {
36 if (getOpcode() < ISD::BUILTIN_OP_END)
37 return "<<Unknown DAG Node>>";
38 if (isMachineOpcode()) {
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()) + ">>";
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()) + ">>";
51 return "<<Unknown Node #" + utostr(getOpcode()) + ">>";
54 case ISD::DELETED_NODE: return "<<Deleted Node!>>";
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";
82 case ISD::BasicBlock: return "BasicBlock";
83 case ISD::VALUETYPE: return "ValueType";
84 case ISD::Register: return "Register";
85 case ISD::RegisterMask: return "RegisterMask";
87 if (cast<ConstantSDNode>(this)->isOpaque())
88 return "OpaqueConstant";
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::FRAME_ALLOC_RECOVER: return "FRAME_ALLOC_RECOVER";
99 case ISD::READ_REGISTER: return "READ_REGISTER";
100 case ISD::WRITE_REGISTER: return "WRITE_REGISTER";
101 case ISD::FRAME_TO_ARGS_OFFSET: return "FRAME_TO_ARGS_OFFSET";
102 case ISD::EH_RETURN: return "EH_RETURN";
103 case ISD::EH_SJLJ_SETJMP: return "EH_SJLJ_SETJMP";
104 case ISD::EH_SJLJ_LONGJMP: return "EH_SJLJ_LONGJMP";
105 case ISD::ConstantPool: return "ConstantPool";
106 case ISD::TargetIndex: return "TargetIndex";
107 case ISD::ExternalSymbol: return "ExternalSymbol";
108 case ISD::BlockAddress: return "BlockAddress";
109 case ISD::INTRINSIC_WO_CHAIN:
110 case ISD::INTRINSIC_VOID:
111 case ISD::INTRINSIC_W_CHAIN: {
112 unsigned OpNo = getOpcode() == ISD::INTRINSIC_WO_CHAIN ? 0 : 1;
113 unsigned IID = cast<ConstantSDNode>(getOperand(OpNo))->getZExtValue();
114 if (IID < Intrinsic::num_intrinsics)
115 return Intrinsic::getName((Intrinsic::ID)IID);
116 else if (const TargetIntrinsicInfo *TII = G->getTarget().getIntrinsicInfo())
117 return TII->getName(IID);
118 llvm_unreachable("Invalid intrinsic ID");
121 case ISD::BUILD_VECTOR: return "BUILD_VECTOR";
122 case ISD::TargetConstant:
123 if (cast<ConstantSDNode>(this)->isOpaque())
124 return "OpaqueTargetConstant";
125 return "TargetConstant";
126 case ISD::TargetConstantFP: return "TargetConstantFP";
127 case ISD::TargetGlobalAddress: return "TargetGlobalAddress";
128 case ISD::TargetGlobalTLSAddress: return "TargetGlobalTLSAddress";
129 case ISD::TargetFrameIndex: return "TargetFrameIndex";
130 case ISD::TargetJumpTable: return "TargetJumpTable";
131 case ISD::TargetConstantPool: return "TargetConstantPool";
132 case ISD::TargetExternalSymbol: return "TargetExternalSymbol";
133 case ISD::TargetBlockAddress: return "TargetBlockAddress";
135 case ISD::CopyToReg: return "CopyToReg";
136 case ISD::CopyFromReg: return "CopyFromReg";
137 case ISD::UNDEF: return "undef";
138 case ISD::MERGE_VALUES: return "merge_values";
139 case ISD::INLINEASM: return "inlineasm";
140 case ISD::EH_LABEL: return "eh_label";
141 case ISD::HANDLENODE: return "handlenode";
144 case ISD::FABS: return "fabs";
145 case ISD::FMINNUM: return "fminnum";
146 case ISD::FMAXNUM: return "fmaxnum";
147 case ISD::FNEG: return "fneg";
148 case ISD::FSQRT: return "fsqrt";
149 case ISD::FSIN: return "fsin";
150 case ISD::FCOS: return "fcos";
151 case ISD::FSINCOS: return "fsincos";
152 case ISD::FTRUNC: return "ftrunc";
153 case ISD::FFLOOR: return "ffloor";
154 case ISD::FCEIL: return "fceil";
155 case ISD::FRINT: return "frint";
156 case ISD::FNEARBYINT: return "fnearbyint";
157 case ISD::FROUND: return "fround";
158 case ISD::FEXP: return "fexp";
159 case ISD::FEXP2: return "fexp2";
160 case ISD::FLOG: return "flog";
161 case ISD::FLOG2: return "flog2";
162 case ISD::FLOG10: return "flog10";
165 case ISD::ADD: return "add";
166 case ISD::SUB: return "sub";
167 case ISD::MUL: return "mul";
168 case ISD::MULHU: return "mulhu";
169 case ISD::MULHS: return "mulhs";
170 case ISD::SDIV: return "sdiv";
171 case ISD::UDIV: return "udiv";
172 case ISD::SREM: return "srem";
173 case ISD::UREM: return "urem";
174 case ISD::SMUL_LOHI: return "smul_lohi";
175 case ISD::UMUL_LOHI: return "umul_lohi";
176 case ISD::SDIVREM: return "sdivrem";
177 case ISD::UDIVREM: return "udivrem";
178 case ISD::AND: return "and";
179 case ISD::OR: return "or";
180 case ISD::XOR: return "xor";
181 case ISD::SHL: return "shl";
182 case ISD::SRA: return "sra";
183 case ISD::SRL: return "srl";
184 case ISD::ROTL: return "rotl";
185 case ISD::ROTR: return "rotr";
186 case ISD::FADD: return "fadd";
187 case ISD::FSUB: return "fsub";
188 case ISD::FMUL: return "fmul";
189 case ISD::FDIV: return "fdiv";
190 case ISD::FMA: return "fma";
191 case ISD::FMAD: return "fmad";
192 case ISD::FREM: return "frem";
193 case ISD::FCOPYSIGN: return "fcopysign";
194 case ISD::FGETSIGN: return "fgetsign";
195 case ISD::FPOW: return "fpow";
197 case ISD::FPOWI: return "fpowi";
198 case ISD::SETCC: return "setcc";
199 case ISD::SELECT: return "select";
200 case ISD::VSELECT: return "vselect";
201 case ISD::SELECT_CC: return "select_cc";
202 case ISD::INSERT_VECTOR_ELT: return "insert_vector_elt";
203 case ISD::EXTRACT_VECTOR_ELT: return "extract_vector_elt";
204 case ISD::CONCAT_VECTORS: return "concat_vectors";
205 case ISD::INSERT_SUBVECTOR: return "insert_subvector";
206 case ISD::EXTRACT_SUBVECTOR: return "extract_subvector";
207 case ISD::SCALAR_TO_VECTOR: return "scalar_to_vector";
208 case ISD::VECTOR_SHUFFLE: return "vector_shuffle";
209 case ISD::CARRY_FALSE: return "carry_false";
210 case ISD::ADDC: return "addc";
211 case ISD::ADDE: return "adde";
212 case ISD::SADDO: return "saddo";
213 case ISD::UADDO: return "uaddo";
214 case ISD::SSUBO: return "ssubo";
215 case ISD::USUBO: return "usubo";
216 case ISD::SMULO: return "smulo";
217 case ISD::UMULO: return "umulo";
218 case ISD::SUBC: return "subc";
219 case ISD::SUBE: return "sube";
220 case ISD::SHL_PARTS: return "shl_parts";
221 case ISD::SRA_PARTS: return "sra_parts";
222 case ISD::SRL_PARTS: return "srl_parts";
224 // Conversion operators.
225 case ISD::SIGN_EXTEND: return "sign_extend";
226 case ISD::ZERO_EXTEND: return "zero_extend";
227 case ISD::ANY_EXTEND: return "any_extend";
228 case ISD::SIGN_EXTEND_INREG: return "sign_extend_inreg";
229 case ISD::ANY_EXTEND_VECTOR_INREG: return "any_extend_vector_inreg";
230 case ISD::SIGN_EXTEND_VECTOR_INREG: return "sign_extend_vector_inreg";
231 case ISD::ZERO_EXTEND_VECTOR_INREG: return "zero_extend_vector_inreg";
232 case ISD::TRUNCATE: return "truncate";
233 case ISD::FP_ROUND: return "fp_round";
234 case ISD::FLT_ROUNDS_: return "flt_rounds";
235 case ISD::FP_ROUND_INREG: return "fp_round_inreg";
236 case ISD::FP_EXTEND: return "fp_extend";
238 case ISD::SINT_TO_FP: return "sint_to_fp";
239 case ISD::UINT_TO_FP: return "uint_to_fp";
240 case ISD::FP_TO_SINT: return "fp_to_sint";
241 case ISD::FP_TO_UINT: return "fp_to_uint";
242 case ISD::BITCAST: return "bitcast";
243 case ISD::ADDRSPACECAST: return "addrspacecast";
244 case ISD::FP16_TO_FP: return "fp16_to_fp";
245 case ISD::FP_TO_FP16: return "fp_to_fp16";
247 case ISD::CONVERT_RNDSAT: {
248 switch (cast<CvtRndSatSDNode>(this)->getCvtCode()) {
249 default: llvm_unreachable("Unknown cvt code!");
250 case ISD::CVT_FF: return "cvt_ff";
251 case ISD::CVT_FS: return "cvt_fs";
252 case ISD::CVT_FU: return "cvt_fu";
253 case ISD::CVT_SF: return "cvt_sf";
254 case ISD::CVT_UF: return "cvt_uf";
255 case ISD::CVT_SS: return "cvt_ss";
256 case ISD::CVT_SU: return "cvt_su";
257 case ISD::CVT_US: return "cvt_us";
258 case ISD::CVT_UU: return "cvt_uu";
262 // Control flow instructions
263 case ISD::BR: return "br";
264 case ISD::BRIND: return "brind";
265 case ISD::BR_JT: return "br_jt";
266 case ISD::BRCOND: return "brcond";
267 case ISD::BR_CC: return "br_cc";
268 case ISD::CALLSEQ_START: return "callseq_start";
269 case ISD::CALLSEQ_END: return "callseq_end";
272 case ISD::LOAD: return "load";
273 case ISD::STORE: return "store";
274 case ISD::MLOAD: return "masked_load";
275 case ISD::MSTORE: return "masked_store";
276 case ISD::VAARG: return "vaarg";
277 case ISD::VACOPY: return "vacopy";
278 case ISD::VAEND: return "vaend";
279 case ISD::VASTART: return "vastart";
280 case ISD::DYNAMIC_STACKALLOC: return "dynamic_stackalloc";
281 case ISD::EXTRACT_ELEMENT: return "extract_element";
282 case ISD::BUILD_PAIR: return "build_pair";
283 case ISD::STACKSAVE: return "stacksave";
284 case ISD::STACKRESTORE: return "stackrestore";
285 case ISD::TRAP: return "trap";
286 case ISD::DEBUGTRAP: return "debugtrap";
287 case ISD::LIFETIME_START: return "lifetime.start";
288 case ISD::LIFETIME_END: return "lifetime.end";
291 case ISD::BSWAP: return "bswap";
292 case ISD::CTPOP: return "ctpop";
293 case ISD::CTTZ: return "cttz";
294 case ISD::CTTZ_ZERO_UNDEF: return "cttz_zero_undef";
295 case ISD::CTLZ: return "ctlz";
296 case ISD::CTLZ_ZERO_UNDEF: return "ctlz_zero_undef";
299 case ISD::INIT_TRAMPOLINE: return "init_trampoline";
300 case ISD::ADJUST_TRAMPOLINE: return "adjust_trampoline";
303 switch (cast<CondCodeSDNode>(this)->get()) {
304 default: llvm_unreachable("Unknown setcc condition!");
305 case ISD::SETOEQ: return "setoeq";
306 case ISD::SETOGT: return "setogt";
307 case ISD::SETOGE: return "setoge";
308 case ISD::SETOLT: return "setolt";
309 case ISD::SETOLE: return "setole";
310 case ISD::SETONE: return "setone";
312 case ISD::SETO: return "seto";
313 case ISD::SETUO: return "setuo";
314 case ISD::SETUEQ: return "setue";
315 case ISD::SETUGT: return "setugt";
316 case ISD::SETUGE: return "setuge";
317 case ISD::SETULT: return "setult";
318 case ISD::SETULE: return "setule";
319 case ISD::SETUNE: return "setune";
321 case ISD::SETEQ: return "seteq";
322 case ISD::SETGT: return "setgt";
323 case ISD::SETGE: return "setge";
324 case ISD::SETLT: return "setlt";
325 case ISD::SETLE: return "setle";
326 case ISD::SETNE: return "setne";
328 case ISD::SETTRUE: return "settrue";
329 case ISD::SETTRUE2: return "settrue2";
330 case ISD::SETFALSE: return "setfalse";
331 case ISD::SETFALSE2: return "setfalse2";
336 const char *SDNode::getIndexedModeName(ISD::MemIndexedMode AM) {
339 case ISD::PRE_INC: return "<pre-inc>";
340 case ISD::PRE_DEC: return "<pre-dec>";
341 case ISD::POST_INC: return "<post-inc>";
342 case ISD::POST_DEC: return "<post-dec>";
346 void SDNode::dump() const { dump(nullptr); }
347 void SDNode::dump(const SelectionDAG *G) const {
352 void SDNode::print_types(raw_ostream &OS, const SelectionDAG *G) const {
353 OS << (const void*)this << ": ";
355 for (unsigned i = 0, e = getNumValues(); i != e; ++i) {
357 if (getValueType(i) == MVT::Other)
360 OS << getValueType(i).getEVTString();
362 OS << " = " << getOperationName(G);
365 void SDNode::print_details(raw_ostream &OS, const SelectionDAG *G) const {
366 if (const MachineSDNode *MN = dyn_cast<MachineSDNode>(this)) {
367 if (!MN->memoperands_empty()) {
370 for (MachineSDNode::mmo_iterator i = MN->memoperands_begin(),
371 e = MN->memoperands_end(); i != e; ++i) {
373 if (std::next(i) != e)
378 } else if (const ShuffleVectorSDNode *SVN =
379 dyn_cast<ShuffleVectorSDNode>(this)) {
381 for (unsigned i = 0, e = ValueList[0].getVectorNumElements(); i != e; ++i) {
382 int Idx = SVN->getMaskElt(i);
390 } else if (const ConstantSDNode *CSDN = dyn_cast<ConstantSDNode>(this)) {
391 OS << '<' << CSDN->getAPIntValue() << '>';
392 } else if (const ConstantFPSDNode *CSDN = dyn_cast<ConstantFPSDNode>(this)) {
393 if (&CSDN->getValueAPF().getSemantics()==&APFloat::IEEEsingle)
394 OS << '<' << CSDN->getValueAPF().convertToFloat() << '>';
395 else if (&CSDN->getValueAPF().getSemantics()==&APFloat::IEEEdouble)
396 OS << '<' << CSDN->getValueAPF().convertToDouble() << '>';
399 CSDN->getValueAPF().bitcastToAPInt().dump();
402 } else if (const GlobalAddressSDNode *GADN =
403 dyn_cast<GlobalAddressSDNode>(this)) {
404 int64_t offset = GADN->getOffset();
406 GADN->getGlobal()->printAsOperand(OS);
409 OS << " + " << offset;
412 if (unsigned int TF = GADN->getTargetFlags())
413 OS << " [TF=" << TF << ']';
414 } else if (const FrameIndexSDNode *FIDN = dyn_cast<FrameIndexSDNode>(this)) {
415 OS << "<" << FIDN->getIndex() << ">";
416 } else if (const JumpTableSDNode *JTDN = dyn_cast<JumpTableSDNode>(this)) {
417 OS << "<" << JTDN->getIndex() << ">";
418 if (unsigned int TF = JTDN->getTargetFlags())
419 OS << " [TF=" << TF << ']';
420 } else if (const ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(this)){
421 int offset = CP->getOffset();
422 if (CP->isMachineConstantPoolEntry())
423 OS << "<" << *CP->getMachineCPVal() << ">";
425 OS << "<" << *CP->getConstVal() << ">";
427 OS << " + " << offset;
430 if (unsigned int TF = CP->getTargetFlags())
431 OS << " [TF=" << TF << ']';
432 } else if (const TargetIndexSDNode *TI = dyn_cast<TargetIndexSDNode>(this)) {
433 OS << "<" << TI->getIndex() << '+' << TI->getOffset() << ">";
434 if (unsigned TF = TI->getTargetFlags())
435 OS << " [TF=" << TF << ']';
436 } else if (const BasicBlockSDNode *BBDN = dyn_cast<BasicBlockSDNode>(this)) {
438 const Value *LBB = (const Value*)BBDN->getBasicBlock()->getBasicBlock();
440 OS << LBB->getName() << " ";
441 OS << (const void*)BBDN->getBasicBlock() << ">";
442 } else if (const RegisterSDNode *R = dyn_cast<RegisterSDNode>(this)) {
443 OS << ' ' << PrintReg(R->getReg(),
444 G ? G->getSubtarget().getRegisterInfo() : nullptr);
445 } else if (const ExternalSymbolSDNode *ES =
446 dyn_cast<ExternalSymbolSDNode>(this)) {
447 OS << "'" << ES->getSymbol() << "'";
448 if (unsigned int TF = ES->getTargetFlags())
449 OS << " [TF=" << TF << ']';
450 } else if (const SrcValueSDNode *M = dyn_cast<SrcValueSDNode>(this)) {
452 OS << "<" << M->getValue() << ">";
455 } else if (const MDNodeSDNode *MD = dyn_cast<MDNodeSDNode>(this)) {
457 OS << "<" << MD->getMD() << ">";
460 } else if (const VTSDNode *N = dyn_cast<VTSDNode>(this)) {
461 OS << ":" << N->getVT().getEVTString();
463 else if (const LoadSDNode *LD = dyn_cast<LoadSDNode>(this)) {
464 OS << "<" << *LD->getMemOperand();
467 switch (LD->getExtensionType()) {
468 default: doExt = false; break;
469 case ISD::EXTLOAD: OS << ", anyext"; break;
470 case ISD::SEXTLOAD: OS << ", sext"; break;
471 case ISD::ZEXTLOAD: OS << ", zext"; break;
474 OS << " from " << LD->getMemoryVT().getEVTString();
476 const char *AM = getIndexedModeName(LD->getAddressingMode());
481 } else if (const StoreSDNode *ST = dyn_cast<StoreSDNode>(this)) {
482 OS << "<" << *ST->getMemOperand();
484 if (ST->isTruncatingStore())
485 OS << ", trunc to " << ST->getMemoryVT().getEVTString();
487 const char *AM = getIndexedModeName(ST->getAddressingMode());
492 } else if (const MemSDNode* M = dyn_cast<MemSDNode>(this)) {
493 OS << "<" << *M->getMemOperand() << ">";
494 } else if (const BlockAddressSDNode *BA =
495 dyn_cast<BlockAddressSDNode>(this)) {
496 int64_t offset = BA->getOffset();
498 BA->getBlockAddress()->getFunction()->printAsOperand(OS, false);
500 BA->getBlockAddress()->getBasicBlock()->printAsOperand(OS, false);
503 OS << " + " << offset;
506 if (unsigned int TF = BA->getTargetFlags())
507 OS << " [TF=" << TF << ']';
508 } else if (const AddrSpaceCastSDNode *ASC =
509 dyn_cast<AddrSpaceCastSDNode>(this)) {
511 << ASC->getSrcAddressSpace()
513 << ASC->getDestAddressSpace()
517 if (unsigned Order = getIROrder())
518 OS << " [ORD=" << Order << ']';
520 if (getNodeId() != -1)
521 OS << " [ID=" << getNodeId() << ']';
523 DebugLoc dl = getDebugLoc();
524 if (G && !dl.isUnknown()) {
526 Scope(dl.getScope(G->getMachineFunction().getFunction()->getContext()));
528 assert((!Scope || Scope.isScope()) &&
529 "Scope of a DebugLoc should be null or a DIScope.");
530 // Omit the directory, since it's usually long and uninteresting.
532 OS << Scope.getFilename();
535 OS << ':' << dl.getLine();
536 if (dl.getCol() != 0)
537 OS << ':' << dl.getCol();
541 static void DumpNodes(const SDNode *N, unsigned indent, const SelectionDAG *G) {
542 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i)
543 if (N->getOperand(i).getNode()->hasOneUse())
544 DumpNodes(N->getOperand(i).getNode(), indent+2, G);
546 dbgs() << "\n" << std::string(indent+2, ' ')
547 << (void*)N->getOperand(i).getNode() << ": <multiple use>";
550 dbgs().indent(indent);
554 void SelectionDAG::dump() const {
555 dbgs() << "SelectionDAG has " << AllNodes.size() << " nodes:";
557 for (allnodes_const_iterator I = allnodes_begin(), E = allnodes_end();
560 if (!N->hasOneUse() && N != getRoot().getNode())
561 DumpNodes(N, 2, this);
564 if (getRoot().getNode()) DumpNodes(getRoot().getNode(), 2, this);
568 void SDNode::printr(raw_ostream &OS, const SelectionDAG *G) const {
570 print_details(OS, G);
573 typedef SmallPtrSet<const SDNode *, 128> VisitedSDNodeSet;
574 static void DumpNodesr(raw_ostream &OS, const SDNode *N, unsigned indent,
575 const SelectionDAG *G, VisitedSDNodeSet &once) {
576 if (!once.insert(N).second) // If we've been here before, return now.
579 // Dump the current SDNode, but don't end the line yet.
583 // Having printed this SDNode, walk the children:
584 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {
585 const SDNode *child = N->getOperand(i).getNode();
590 if (child->getNumOperands() == 0) {
591 // This child has no grandchildren; print it inline right here.
592 child->printr(OS, G);
594 } else { // Just the address. FIXME: also print the child's opcode.
595 OS << (const void*)child;
596 if (unsigned RN = N->getOperand(i).getResNo())
603 // Dump children that have grandchildren on their own line(s).
604 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {
605 const SDNode *child = N->getOperand(i).getNode();
606 DumpNodesr(OS, child, indent+2, G, once);
610 void SDNode::dumpr() const {
611 VisitedSDNodeSet once;
612 DumpNodesr(dbgs(), this, 0, nullptr, once);
615 void SDNode::dumpr(const SelectionDAG *G) const {
616 VisitedSDNodeSet once;
617 DumpNodesr(dbgs(), this, 0, G, once);
620 static void printrWithDepthHelper(raw_ostream &OS, const SDNode *N,
621 const SelectionDAG *G, unsigned depth,
633 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {
634 // Don't follow chain operands.
635 if (N->getOperand(i).getValueType() == MVT::Other)
638 printrWithDepthHelper(OS, N->getOperand(i).getNode(), G, depth-1, indent+2);
642 void SDNode::printrWithDepth(raw_ostream &OS, const SelectionDAG *G,
643 unsigned depth) const {
644 printrWithDepthHelper(OS, this, G, depth, 0);
647 void SDNode::printrFull(raw_ostream &OS, const SelectionDAG *G) const {
648 // Don't print impossibly deep things.
649 printrWithDepth(OS, G, 10);
652 void SDNode::dumprWithDepth(const SelectionDAG *G, unsigned depth) const {
653 printrWithDepth(dbgs(), G, depth);
656 void SDNode::dumprFull(const SelectionDAG *G) const {
657 // Don't print impossibly deep things.
658 dumprWithDepth(G, 10);
661 void SDNode::print(raw_ostream &OS, const SelectionDAG *G) const {
663 for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
664 if (i) OS << ", "; else OS << " ";
665 OS << (void*)getOperand(i).getNode();
666 if (unsigned RN = getOperand(i).getResNo())
669 print_details(OS, G);