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/Assembly/Writer.h"
18 #include "llvm/CodeGen/MachineConstantPool.h"
19 #include "llvm/CodeGen/MachineFunction.h"
20 #include "llvm/CodeGen/MachineModuleInfo.h"
21 #include "llvm/DebugInfo.h"
22 #include "llvm/IR/Function.h"
23 #include "llvm/IR/Intrinsics.h"
24 #include "llvm/Support/Debug.h"
25 #include "llvm/Support/GraphWriter.h"
26 #include "llvm/Support/raw_ostream.h"
27 #include "llvm/Target/TargetInstrInfo.h"
28 #include "llvm/Target/TargetIntrinsicInfo.h"
29 #include "llvm/Target/TargetMachine.h"
30 #include "llvm/Target/TargetRegisterInfo.h"
31 using namespace llvm;
32
getOperationName(const SelectionDAG * G) const33 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->getTarget().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_SWAP: return "AtomicSwap";
60 case ISD::ATOMIC_LOAD_ADD: return "AtomicLoadAdd";
61 case ISD::ATOMIC_LOAD_SUB: return "AtomicLoadSub";
62 case ISD::ATOMIC_LOAD_AND: return "AtomicLoadAnd";
63 case ISD::ATOMIC_LOAD_OR: return "AtomicLoadOr";
64 case ISD::ATOMIC_LOAD_XOR: return "AtomicLoadXor";
65 case ISD::ATOMIC_LOAD_NAND: return "AtomicLoadNand";
66 case ISD::ATOMIC_LOAD_MIN: return "AtomicLoadMin";
67 case ISD::ATOMIC_LOAD_MAX: return "AtomicLoadMax";
68 case ISD::ATOMIC_LOAD_UMIN: return "AtomicLoadUMin";
69 case ISD::ATOMIC_LOAD_UMAX: return "AtomicLoadUMax";
70 case ISD::ATOMIC_LOAD: return "AtomicLoad";
71 case ISD::ATOMIC_STORE: return "AtomicStore";
72 case ISD::PCMARKER: return "PCMarker";
73 case ISD::READCYCLECOUNTER: return "ReadCycleCounter";
74 case ISD::SRCVALUE: return "SrcValue";
75 case ISD::MDNODE_SDNODE: return "MDNode";
76 case ISD::EntryToken: return "EntryToken";
77 case ISD::TokenFactor: return "TokenFactor";
78 case ISD::AssertSext: return "AssertSext";
79 case ISD::AssertZext: return "AssertZext";
80
81 case ISD::BasicBlock: return "BasicBlock";
82 case ISD::VALUETYPE: return "ValueType";
83 case ISD::Register: return "Register";
84 case ISD::RegisterMask: return "RegisterMask";
85 case ISD::Constant: return "Constant";
86 case ISD::ConstantFP: return "ConstantFP";
87 case ISD::GlobalAddress: return "GlobalAddress";
88 case ISD::GlobalTLSAddress: return "GlobalTLSAddress";
89 case ISD::FrameIndex: return "FrameIndex";
90 case ISD::JumpTable: return "JumpTable";
91 case ISD::GLOBAL_OFFSET_TABLE: return "GLOBAL_OFFSET_TABLE";
92 case ISD::RETURNADDR: return "RETURNADDR";
93 case ISD::FRAMEADDR: return "FRAMEADDR";
94 case ISD::FRAME_TO_ARGS_OFFSET: return "FRAME_TO_ARGS_OFFSET";
95 case ISD::EH_RETURN: return "EH_RETURN";
96 case ISD::EH_SJLJ_SETJMP: return "EH_SJLJ_SETJMP";
97 case ISD::EH_SJLJ_LONGJMP: return "EH_SJLJ_LONGJMP";
98 case ISD::ConstantPool: return "ConstantPool";
99 case ISD::TargetIndex: return "TargetIndex";
100 case ISD::ExternalSymbol: return "ExternalSymbol";
101 case ISD::BlockAddress: return "BlockAddress";
102 case ISD::INTRINSIC_WO_CHAIN:
103 case ISD::INTRINSIC_VOID:
104 case ISD::INTRINSIC_W_CHAIN: {
105 unsigned OpNo = getOpcode() == ISD::INTRINSIC_WO_CHAIN ? 0 : 1;
106 unsigned IID = cast<ConstantSDNode>(getOperand(OpNo))->getZExtValue();
107 if (IID < Intrinsic::num_intrinsics)
108 return Intrinsic::getName((Intrinsic::ID)IID);
109 else if (const TargetIntrinsicInfo *TII = G->getTarget().getIntrinsicInfo())
110 return TII->getName(IID);
111 llvm_unreachable("Invalid intrinsic ID");
112 }
113
114 case ISD::BUILD_VECTOR: return "BUILD_VECTOR";
115 case ISD::TargetConstant: return "TargetConstant";
116 case ISD::TargetConstantFP: return "TargetConstantFP";
117 case ISD::TargetGlobalAddress: return "TargetGlobalAddress";
118 case ISD::TargetGlobalTLSAddress: return "TargetGlobalTLSAddress";
119 case ISD::TargetFrameIndex: return "TargetFrameIndex";
120 case ISD::TargetJumpTable: return "TargetJumpTable";
121 case ISD::TargetConstantPool: return "TargetConstantPool";
122 case ISD::TargetExternalSymbol: return "TargetExternalSymbol";
123 case ISD::TargetBlockAddress: return "TargetBlockAddress";
124
125 case ISD::CopyToReg: return "CopyToReg";
126 case ISD::CopyFromReg: return "CopyFromReg";
127 case ISD::UNDEF: return "undef";
128 case ISD::MERGE_VALUES: return "merge_values";
129 case ISD::INLINEASM: return "inlineasm";
130 case ISD::EH_LABEL: return "eh_label";
131 case ISD::HANDLENODE: return "handlenode";
132
133 // Unary operators
134 case ISD::FABS: return "fabs";
135 case ISD::FNEG: return "fneg";
136 case ISD::FSQRT: return "fsqrt";
137 case ISD::FSIN: return "fsin";
138 case ISD::FCOS: return "fcos";
139 case ISD::FSINCOS: return "fsincos";
140 case ISD::FTRUNC: return "ftrunc";
141 case ISD::FFLOOR: return "ffloor";
142 case ISD::FCEIL: return "fceil";
143 case ISD::FRINT: return "frint";
144 case ISD::FNEARBYINT: return "fnearbyint";
145 case ISD::FEXP: return "fexp";
146 case ISD::FEXP2: return "fexp2";
147 case ISD::FLOG: return "flog";
148 case ISD::FLOG2: return "flog2";
149 case ISD::FLOG10: return "flog10";
150
151 // Binary operators
152 case ISD::ADD: return "add";
153 case ISD::SUB: return "sub";
154 case ISD::MUL: return "mul";
155 case ISD::MULHU: return "mulhu";
156 case ISD::MULHS: return "mulhs";
157 case ISD::SDIV: return "sdiv";
158 case ISD::UDIV: return "udiv";
159 case ISD::SREM: return "srem";
160 case ISD::UREM: return "urem";
161 case ISD::SMUL_LOHI: return "smul_lohi";
162 case ISD::UMUL_LOHI: return "umul_lohi";
163 case ISD::SDIVREM: return "sdivrem";
164 case ISD::UDIVREM: return "udivrem";
165 case ISD::AND: return "and";
166 case ISD::OR: return "or";
167 case ISD::XOR: return "xor";
168 case ISD::SHL: return "shl";
169 case ISD::SRA: return "sra";
170 case ISD::SRL: return "srl";
171 case ISD::ROTL: return "rotl";
172 case ISD::ROTR: return "rotr";
173 case ISD::FADD: return "fadd";
174 case ISD::FSUB: return "fsub";
175 case ISD::FMUL: return "fmul";
176 case ISD::FDIV: return "fdiv";
177 case ISD::FMA: return "fma";
178 case ISD::FREM: return "frem";
179 case ISD::FCOPYSIGN: return "fcopysign";
180 case ISD::FGETSIGN: return "fgetsign";
181 case ISD::FPOW: return "fpow";
182
183 case ISD::FPOWI: return "fpowi";
184 case ISD::SETCC: return "setcc";
185 case ISD::SELECT: return "select";
186 case ISD::VSELECT: return "vselect";
187 case ISD::SELECT_CC: return "select_cc";
188 case ISD::INSERT_VECTOR_ELT: return "insert_vector_elt";
189 case ISD::EXTRACT_VECTOR_ELT: return "extract_vector_elt";
190 case ISD::CONCAT_VECTORS: return "concat_vectors";
191 case ISD::INSERT_SUBVECTOR: return "insert_subvector";
192 case ISD::EXTRACT_SUBVECTOR: return "extract_subvector";
193 case ISD::SCALAR_TO_VECTOR: return "scalar_to_vector";
194 case ISD::VECTOR_SHUFFLE: return "vector_shuffle";
195 case ISD::CARRY_FALSE: return "carry_false";
196 case ISD::ADDC: return "addc";
197 case ISD::ADDE: return "adde";
198 case ISD::SADDO: return "saddo";
199 case ISD::UADDO: return "uaddo";
200 case ISD::SSUBO: return "ssubo";
201 case ISD::USUBO: return "usubo";
202 case ISD::SMULO: return "smulo";
203 case ISD::UMULO: return "umulo";
204 case ISD::SUBC: return "subc";
205 case ISD::SUBE: return "sube";
206 case ISD::SHL_PARTS: return "shl_parts";
207 case ISD::SRA_PARTS: return "sra_parts";
208 case ISD::SRL_PARTS: return "srl_parts";
209
210 // Conversion operators.
211 case ISD::SIGN_EXTEND: return "sign_extend";
212 case ISD::ZERO_EXTEND: return "zero_extend";
213 case ISD::ANY_EXTEND: return "any_extend";
214 case ISD::SIGN_EXTEND_INREG: return "sign_extend_inreg";
215 case ISD::TRUNCATE: return "truncate";
216 case ISD::FP_ROUND: return "fp_round";
217 case ISD::FLT_ROUNDS_: return "flt_rounds";
218 case ISD::FP_ROUND_INREG: return "fp_round_inreg";
219 case ISD::FP_EXTEND: return "fp_extend";
220
221 case ISD::SINT_TO_FP: return "sint_to_fp";
222 case ISD::UINT_TO_FP: return "uint_to_fp";
223 case ISD::FP_TO_SINT: return "fp_to_sint";
224 case ISD::FP_TO_UINT: return "fp_to_uint";
225 case ISD::BITCAST: return "bitcast";
226 case ISD::FP16_TO_FP32: return "fp16_to_fp32";
227 case ISD::FP32_TO_FP16: return "fp32_to_fp16";
228
229 case ISD::CONVERT_RNDSAT: {
230 switch (cast<CvtRndSatSDNode>(this)->getCvtCode()) {
231 default: llvm_unreachable("Unknown cvt code!");
232 case ISD::CVT_FF: return "cvt_ff";
233 case ISD::CVT_FS: return "cvt_fs";
234 case ISD::CVT_FU: return "cvt_fu";
235 case ISD::CVT_SF: return "cvt_sf";
236 case ISD::CVT_UF: return "cvt_uf";
237 case ISD::CVT_SS: return "cvt_ss";
238 case ISD::CVT_SU: return "cvt_su";
239 case ISD::CVT_US: return "cvt_us";
240 case ISD::CVT_UU: return "cvt_uu";
241 }
242 }
243
244 // Control flow instructions
245 case ISD::BR: return "br";
246 case ISD::BRIND: return "brind";
247 case ISD::BR_JT: return "br_jt";
248 case ISD::BRCOND: return "brcond";
249 case ISD::BR_CC: return "br_cc";
250 case ISD::CALLSEQ_START: return "callseq_start";
251 case ISD::CALLSEQ_END: return "callseq_end";
252
253 // Other operators
254 case ISD::LOAD: return "load";
255 case ISD::STORE: return "store";
256 case ISD::VAARG: return "vaarg";
257 case ISD::VACOPY: return "vacopy";
258 case ISD::VAEND: return "vaend";
259 case ISD::VASTART: return "vastart";
260 case ISD::DYNAMIC_STACKALLOC: return "dynamic_stackalloc";
261 case ISD::EXTRACT_ELEMENT: return "extract_element";
262 case ISD::BUILD_PAIR: return "build_pair";
263 case ISD::STACKSAVE: return "stacksave";
264 case ISD::STACKRESTORE: return "stackrestore";
265 case ISD::TRAP: return "trap";
266 case ISD::DEBUGTRAP: return "debugtrap";
267 case ISD::LIFETIME_START: return "lifetime.start";
268 case ISD::LIFETIME_END: return "lifetime.end";
269
270 // Bit manipulation
271 case ISD::BSWAP: return "bswap";
272 case ISD::CTPOP: return "ctpop";
273 case ISD::CTTZ: return "cttz";
274 case ISD::CTTZ_ZERO_UNDEF: return "cttz_zero_undef";
275 case ISD::CTLZ: return "ctlz";
276 case ISD::CTLZ_ZERO_UNDEF: return "ctlz_zero_undef";
277
278 // Trampolines
279 case ISD::INIT_TRAMPOLINE: return "init_trampoline";
280 case ISD::ADJUST_TRAMPOLINE: return "adjust_trampoline";
281
282 case ISD::CONDCODE:
283 switch (cast<CondCodeSDNode>(this)->get()) {
284 default: llvm_unreachable("Unknown setcc condition!");
285 case ISD::SETOEQ: return "setoeq";
286 case ISD::SETOGT: return "setogt";
287 case ISD::SETOGE: return "setoge";
288 case ISD::SETOLT: return "setolt";
289 case ISD::SETOLE: return "setole";
290 case ISD::SETONE: return "setone";
291
292 case ISD::SETO: return "seto";
293 case ISD::SETUO: return "setuo";
294 case ISD::SETUEQ: return "setue";
295 case ISD::SETUGT: return "setugt";
296 case ISD::SETUGE: return "setuge";
297 case ISD::SETULT: return "setult";
298 case ISD::SETULE: return "setule";
299 case ISD::SETUNE: return "setune";
300
301 case ISD::SETEQ: return "seteq";
302 case ISD::SETGT: return "setgt";
303 case ISD::SETGE: return "setge";
304 case ISD::SETLT: return "setlt";
305 case ISD::SETLE: return "setle";
306 case ISD::SETNE: return "setne";
307
308 case ISD::SETTRUE: return "settrue";
309 case ISD::SETTRUE2: return "settrue2";
310 case ISD::SETFALSE: return "setfalse";
311 case ISD::SETFALSE2: return "setfalse2";
312 }
313 }
314 }
315
getIndexedModeName(ISD::MemIndexedMode AM)316 const char *SDNode::getIndexedModeName(ISD::MemIndexedMode AM) {
317 switch (AM) {
318 default: return "";
319 case ISD::PRE_INC: return "<pre-inc>";
320 case ISD::PRE_DEC: return "<pre-dec>";
321 case ISD::POST_INC: return "<post-inc>";
322 case ISD::POST_DEC: return "<post-dec>";
323 }
324 }
325
dump() const326 void SDNode::dump() const { dump(0); }
dump(const SelectionDAG * G) const327 void SDNode::dump(const SelectionDAG *G) const {
328 print(dbgs(), G);
329 dbgs() << '\n';
330 }
331
print_types(raw_ostream & OS,const SelectionDAG * G) const332 void SDNode::print_types(raw_ostream &OS, const SelectionDAG *G) const {
333 OS << (const void*)this << ": ";
334
335 for (unsigned i = 0, e = getNumValues(); i != e; ++i) {
336 if (i) OS << ",";
337 if (getValueType(i) == MVT::Other)
338 OS << "ch";
339 else
340 OS << getValueType(i).getEVTString();
341 }
342 OS << " = " << getOperationName(G);
343 }
344
print_details(raw_ostream & OS,const SelectionDAG * G) const345 void SDNode::print_details(raw_ostream &OS, const SelectionDAG *G) const {
346 if (const MachineSDNode *MN = dyn_cast<MachineSDNode>(this)) {
347 if (!MN->memoperands_empty()) {
348 OS << "<";
349 OS << "Mem:";
350 for (MachineSDNode::mmo_iterator i = MN->memoperands_begin(),
351 e = MN->memoperands_end(); i != e; ++i) {
352 OS << **i;
353 if (llvm::next(i) != e)
354 OS << " ";
355 }
356 OS << ">";
357 }
358 } else if (const ShuffleVectorSDNode *SVN =
359 dyn_cast<ShuffleVectorSDNode>(this)) {
360 OS << "<";
361 for (unsigned i = 0, e = ValueList[0].getVectorNumElements(); i != e; ++i) {
362 int Idx = SVN->getMaskElt(i);
363 if (i) OS << ",";
364 if (Idx < 0)
365 OS << "u";
366 else
367 OS << Idx;
368 }
369 OS << ">";
370 } else if (const ConstantSDNode *CSDN = dyn_cast<ConstantSDNode>(this)) {
371 OS << '<' << CSDN->getAPIntValue() << '>';
372 } else if (const ConstantFPSDNode *CSDN = dyn_cast<ConstantFPSDNode>(this)) {
373 if (&CSDN->getValueAPF().getSemantics()==&APFloat::IEEEsingle)
374 OS << '<' << CSDN->getValueAPF().convertToFloat() << '>';
375 else if (&CSDN->getValueAPF().getSemantics()==&APFloat::IEEEdouble)
376 OS << '<' << CSDN->getValueAPF().convertToDouble() << '>';
377 else {
378 OS << "<APFloat(";
379 CSDN->getValueAPF().bitcastToAPInt().dump();
380 OS << ")>";
381 }
382 } else if (const GlobalAddressSDNode *GADN =
383 dyn_cast<GlobalAddressSDNode>(this)) {
384 int64_t offset = GADN->getOffset();
385 OS << '<';
386 WriteAsOperand(OS, GADN->getGlobal());
387 OS << '>';
388 if (offset > 0)
389 OS << " + " << offset;
390 else
391 OS << " " << offset;
392 if (unsigned int TF = GADN->getTargetFlags())
393 OS << " [TF=" << TF << ']';
394 } else if (const FrameIndexSDNode *FIDN = dyn_cast<FrameIndexSDNode>(this)) {
395 OS << "<" << FIDN->getIndex() << ">";
396 } else if (const JumpTableSDNode *JTDN = dyn_cast<JumpTableSDNode>(this)) {
397 OS << "<" << JTDN->getIndex() << ">";
398 if (unsigned int TF = JTDN->getTargetFlags())
399 OS << " [TF=" << TF << ']';
400 } else if (const ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(this)){
401 int offset = CP->getOffset();
402 if (CP->isMachineConstantPoolEntry())
403 OS << "<" << *CP->getMachineCPVal() << ">";
404 else
405 OS << "<" << *CP->getConstVal() << ">";
406 if (offset > 0)
407 OS << " + " << offset;
408 else
409 OS << " " << offset;
410 if (unsigned int TF = CP->getTargetFlags())
411 OS << " [TF=" << TF << ']';
412 } else if (const TargetIndexSDNode *TI = dyn_cast<TargetIndexSDNode>(this)) {
413 OS << "<" << TI->getIndex() << '+' << TI->getOffset() << ">";
414 if (unsigned TF = TI->getTargetFlags())
415 OS << " [TF=" << TF << ']';
416 } else if (const BasicBlockSDNode *BBDN = dyn_cast<BasicBlockSDNode>(this)) {
417 OS << "<";
418 const Value *LBB = (const Value*)BBDN->getBasicBlock()->getBasicBlock();
419 if (LBB)
420 OS << LBB->getName() << " ";
421 OS << (const void*)BBDN->getBasicBlock() << ">";
422 } else if (const RegisterSDNode *R = dyn_cast<RegisterSDNode>(this)) {
423 OS << ' ' << PrintReg(R->getReg(), G ? G->getTarget().getRegisterInfo() :0);
424 } else if (const ExternalSymbolSDNode *ES =
425 dyn_cast<ExternalSymbolSDNode>(this)) {
426 OS << "'" << ES->getSymbol() << "'";
427 if (unsigned int TF = ES->getTargetFlags())
428 OS << " [TF=" << TF << ']';
429 } else if (const SrcValueSDNode *M = dyn_cast<SrcValueSDNode>(this)) {
430 if (M->getValue())
431 OS << "<" << M->getValue() << ">";
432 else
433 OS << "<null>";
434 } else if (const MDNodeSDNode *MD = dyn_cast<MDNodeSDNode>(this)) {
435 if (MD->getMD())
436 OS << "<" << MD->getMD() << ">";
437 else
438 OS << "<null>";
439 } else if (const VTSDNode *N = dyn_cast<VTSDNode>(this)) {
440 OS << ":" << N->getVT().getEVTString();
441 }
442 else if (const LoadSDNode *LD = dyn_cast<LoadSDNode>(this)) {
443 OS << "<" << *LD->getMemOperand();
444
445 bool doExt = true;
446 switch (LD->getExtensionType()) {
447 default: doExt = false; break;
448 case ISD::EXTLOAD: OS << ", anyext"; break;
449 case ISD::SEXTLOAD: OS << ", sext"; break;
450 case ISD::ZEXTLOAD: OS << ", zext"; break;
451 }
452 if (doExt)
453 OS << " from " << LD->getMemoryVT().getEVTString();
454
455 const char *AM = getIndexedModeName(LD->getAddressingMode());
456 if (*AM)
457 OS << ", " << AM;
458
459 OS << ">";
460 } else if (const StoreSDNode *ST = dyn_cast<StoreSDNode>(this)) {
461 OS << "<" << *ST->getMemOperand();
462
463 if (ST->isTruncatingStore())
464 OS << ", trunc to " << ST->getMemoryVT().getEVTString();
465
466 const char *AM = getIndexedModeName(ST->getAddressingMode());
467 if (*AM)
468 OS << ", " << AM;
469
470 OS << ">";
471 } else if (const MemSDNode* M = dyn_cast<MemSDNode>(this)) {
472 OS << "<" << *M->getMemOperand() << ">";
473 } else if (const BlockAddressSDNode *BA =
474 dyn_cast<BlockAddressSDNode>(this)) {
475 int64_t offset = BA->getOffset();
476 OS << "<";
477 WriteAsOperand(OS, BA->getBlockAddress()->getFunction(), false);
478 OS << ", ";
479 WriteAsOperand(OS, BA->getBlockAddress()->getBasicBlock(), false);
480 OS << ">";
481 if (offset > 0)
482 OS << " + " << offset;
483 else
484 OS << " " << offset;
485 if (unsigned int TF = BA->getTargetFlags())
486 OS << " [TF=" << TF << ']';
487 }
488
489 if (unsigned Order = getIROrder())
490 OS << " [ORD=" << Order << ']';
491
492 if (getNodeId() != -1)
493 OS << " [ID=" << getNodeId() << ']';
494
495 DebugLoc dl = getDebugLoc();
496 if (G && !dl.isUnknown()) {
497 DIScope
498 Scope(dl.getScope(G->getMachineFunction().getFunction()->getContext()));
499 OS << " dbg:";
500 assert((!Scope || Scope.isScope()) &&
501 "Scope of a DebugLoc should be null or a DIScope.");
502 // Omit the directory, since it's usually long and uninteresting.
503 if (Scope)
504 OS << Scope.getFilename();
505 else
506 OS << "<unknown>";
507 OS << ':' << dl.getLine();
508 if (dl.getCol() != 0)
509 OS << ':' << dl.getCol();
510 }
511 }
512
DumpNodes(const SDNode * N,unsigned indent,const SelectionDAG * G)513 static void DumpNodes(const SDNode *N, unsigned indent, const SelectionDAG *G) {
514 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i)
515 if (N->getOperand(i).getNode()->hasOneUse())
516 DumpNodes(N->getOperand(i).getNode(), indent+2, G);
517 else
518 dbgs() << "\n" << std::string(indent+2, ' ')
519 << (void*)N->getOperand(i).getNode() << ": <multiple use>";
520
521 dbgs() << '\n';
522 dbgs().indent(indent);
523 N->dump(G);
524 }
525
dump() const526 void SelectionDAG::dump() const {
527 dbgs() << "SelectionDAG has " << AllNodes.size() << " nodes:";
528
529 for (allnodes_const_iterator I = allnodes_begin(), E = allnodes_end();
530 I != E; ++I) {
531 const SDNode *N = I;
532 if (!N->hasOneUse() && N != getRoot().getNode())
533 DumpNodes(N, 2, this);
534 }
535
536 if (getRoot().getNode()) DumpNodes(getRoot().getNode(), 2, this);
537 dbgs() << "\n\n";
538 }
539
printr(raw_ostream & OS,const SelectionDAG * G) const540 void SDNode::printr(raw_ostream &OS, const SelectionDAG *G) const {
541 print_types(OS, G);
542 print_details(OS, G);
543 }
544
545 typedef SmallPtrSet<const SDNode *, 128> VisitedSDNodeSet;
DumpNodesr(raw_ostream & OS,const SDNode * N,unsigned indent,const SelectionDAG * G,VisitedSDNodeSet & once)546 static void DumpNodesr(raw_ostream &OS, const SDNode *N, unsigned indent,
547 const SelectionDAG *G, VisitedSDNodeSet &once) {
548 if (!once.insert(N)) // If we've been here before, return now.
549 return;
550
551 // Dump the current SDNode, but don't end the line yet.
552 OS.indent(indent);
553 N->printr(OS, G);
554
555 // Having printed this SDNode, walk the children:
556 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {
557 const SDNode *child = N->getOperand(i).getNode();
558
559 if (i) OS << ",";
560 OS << " ";
561
562 if (child->getNumOperands() == 0) {
563 // This child has no grandchildren; print it inline right here.
564 child->printr(OS, G);
565 once.insert(child);
566 } else { // Just the address. FIXME: also print the child's opcode.
567 OS << (const void*)child;
568 if (unsigned RN = N->getOperand(i).getResNo())
569 OS << ":" << RN;
570 }
571 }
572
573 OS << "\n";
574
575 // Dump children that have grandchildren on their own line(s).
576 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {
577 const SDNode *child = N->getOperand(i).getNode();
578 DumpNodesr(OS, child, indent+2, G, once);
579 }
580 }
581
dumpr() const582 void SDNode::dumpr() const {
583 VisitedSDNodeSet once;
584 DumpNodesr(dbgs(), this, 0, 0, once);
585 }
586
dumpr(const SelectionDAG * G) const587 void SDNode::dumpr(const SelectionDAG *G) const {
588 VisitedSDNodeSet once;
589 DumpNodesr(dbgs(), this, 0, G, once);
590 }
591
printrWithDepthHelper(raw_ostream & OS,const SDNode * N,const SelectionDAG * G,unsigned depth,unsigned indent)592 static void printrWithDepthHelper(raw_ostream &OS, const SDNode *N,
593 const SelectionDAG *G, unsigned depth,
594 unsigned indent) {
595 if (depth == 0)
596 return;
597
598 OS.indent(indent);
599
600 N->print(OS, G);
601
602 if (depth < 1)
603 return;
604
605 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {
606 // Don't follow chain operands.
607 if (N->getOperand(i).getValueType() == MVT::Other)
608 continue;
609 OS << '\n';
610 printrWithDepthHelper(OS, N->getOperand(i).getNode(), G, depth-1, indent+2);
611 }
612 }
613
printrWithDepth(raw_ostream & OS,const SelectionDAG * G,unsigned depth) const614 void SDNode::printrWithDepth(raw_ostream &OS, const SelectionDAG *G,
615 unsigned depth) const {
616 printrWithDepthHelper(OS, this, G, depth, 0);
617 }
618
printrFull(raw_ostream & OS,const SelectionDAG * G) const619 void SDNode::printrFull(raw_ostream &OS, const SelectionDAG *G) const {
620 // Don't print impossibly deep things.
621 printrWithDepth(OS, G, 10);
622 }
623
dumprWithDepth(const SelectionDAG * G,unsigned depth) const624 void SDNode::dumprWithDepth(const SelectionDAG *G, unsigned depth) const {
625 printrWithDepth(dbgs(), G, depth);
626 }
627
dumprFull(const SelectionDAG * G) const628 void SDNode::dumprFull(const SelectionDAG *G) const {
629 // Don't print impossibly deep things.
630 dumprWithDepth(G, 10);
631 }
632
print(raw_ostream & OS,const SelectionDAG * G) const633 void SDNode::print(raw_ostream &OS, const SelectionDAG *G) const {
634 print_types(OS, G);
635 for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
636 if (i) OS << ", "; else OS << " ";
637 OS << (void*)getOperand(i).getNode();
638 if (unsigned RN = getOperand(i).getResNo())
639 OS << ":" << RN;
640 }
641 print_details(OS, G);
642 }
643