?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
[llvm-objdump] - Remove one overload of reportError. NFCI.
[llvm-complete.git] / lib / CodeGen / SelectionDAG / SelectionDAGDumper.cpp
blobda3049881d310d22f97a73bdbbd17dc61e44c0f3
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 "llvm/ADT/APFloat.h"
14 #include "llvm/ADT/APInt.h"
15 #include "llvm/ADT/None.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 "SDNodeDbgValue.h"
49 #include <cstdint>
50 #include <iterator>
51
52 using namespace llvm;
53
54 static cl::opt<bool>
55 VerboseDAGDumping("dag-dump-verbose", cl::Hidden,
56 cl::desc("Display more information when dumping selection "
57 "DAG nodes."));
58
59 std::string SDNode::getOperationName(const SelectionDAG *G) const {
60 switch (getOpcode()) {
61 default:
62 if (getOpcode() < ISD::BUILTIN_OP_END)
63 return "<<Unknown DAG Node>>";
64 if (isMachineOpcode()) {
65 if (G)
66 if (const TargetInstrInfo *TII = G->getSubtarget().getInstrInfo())
67 if (getMachineOpcode() < TII->getNumOpcodes())
68 return TII->getName(getMachineOpcode());
69 return "<<Unknown Machine Node #" + utostr(getOpcode()) + ">>";
70 }
71 if (G) {
72 const TargetLowering &TLI = G->getTargetLoweringInfo();
73 const char *Name = TLI.getTargetNodeName(getOpcode());
74 if (Name) return Name;
75 return "<<Unknown Target Node #" + utostr(getOpcode()) + ">>";
76 }
77 return "<<Unknown Node #" + utostr(getOpcode()) + ">>";
78
79 #ifndef NDEBUG
80 case ISD::DELETED_NODE: return "<<Deleted Node!>>";
81 #endif
82 case ISD::PREFETCH: return "Prefetch";
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: return "AtomicLoad";
100 case ISD::ATOMIC_STORE: return "AtomicStore";
101 case ISD::PCMARKER: return "PCMarker";
102 case ISD::READCYCLECOUNTER: return "ReadCycleCounter";
103 case ISD::SRCVALUE: return "SrcValue";
104 case ISD::MDNODE_SDNODE: return "MDNode";
105 case ISD::EntryToken: return "EntryToken";
106 case ISD::TokenFactor: return "TokenFactor";
107 case ISD::AssertSext: return "AssertSext";
108 case ISD::AssertZext: return "AssertZext";
109
110 case ISD::BasicBlock: return "BasicBlock";
111 case ISD::VALUETYPE: return "ValueType";
112 case ISD::Register: return "Register";
113 case ISD::RegisterMask: return "RegisterMask";
114 case ISD::Constant:
115 if (cast<ConstantSDNode>(this)->isOpaque())
116 return "OpaqueConstant";
117 return "Constant";
118 case ISD::ConstantFP: return "ConstantFP";
119 case ISD::GlobalAddress: return "GlobalAddress";
120 case ISD::GlobalTLSAddress: return "GlobalTLSAddress";
121 case ISD::FrameIndex: return "FrameIndex";
122 case ISD::JumpTable: return "JumpTable";
123 case ISD::GLOBAL_OFFSET_TABLE: return "GLOBAL_OFFSET_TABLE";
124 case ISD::RETURNADDR: return "RETURNADDR";
125 case ISD::ADDROFRETURNADDR: return "ADDROFRETURNADDR";
126 case ISD::FRAMEADDR: return "FRAMEADDR";
127 case ISD::SPONENTRY: return "SPONENTRY";
128 case ISD::LOCAL_RECOVER: return "LOCAL_RECOVER";
129 case ISD::READ_REGISTER: return "READ_REGISTER";
130 case ISD::WRITE_REGISTER: return "WRITE_REGISTER";
131 case ISD::FRAME_TO_ARGS_OFFSET: return "FRAME_TO_ARGS_OFFSET";
132 case ISD::EH_DWARF_CFA: return "EH_DWARF_CFA";
133 case ISD::EH_RETURN: return "EH_RETURN";
134 case ISD::EH_SJLJ_SETJMP: return "EH_SJLJ_SETJMP";
135 case ISD::EH_SJLJ_LONGJMP: return "EH_SJLJ_LONGJMP";
136 case ISD::EH_SJLJ_SETUP_DISPATCH: return "EH_SJLJ_SETUP_DISPATCH";
137 case ISD::ConstantPool: return "ConstantPool";
138 case ISD::TargetIndex: return "TargetIndex";
139 case ISD::ExternalSymbol: return "ExternalSymbol";
140 case ISD::BlockAddress: return "BlockAddress";
141 case ISD::INTRINSIC_WO_CHAIN:
142 case ISD::INTRINSIC_VOID:
143 case ISD::INTRINSIC_W_CHAIN: {
144 unsigned OpNo = getOpcode() == ISD::INTRINSIC_WO_CHAIN ? 0 : 1;
145 unsigned IID = cast<ConstantSDNode>(getOperand(OpNo))->getZExtValue();
146 if (IID < Intrinsic::num_intrinsics)
147 return Intrinsic::getName((Intrinsic::ID)IID, None);
148 else if (!G)
149 return "Unknown intrinsic";
150 else if (const TargetIntrinsicInfo *TII = G->getTarget().getIntrinsicInfo())
151 return TII->getName(IID);
152 llvm_unreachable("Invalid intrinsic ID");
153 }
154
155 case ISD::BUILD_VECTOR: return "BUILD_VECTOR";
156 case ISD::TargetConstant:
157 if (cast<ConstantSDNode>(this)->isOpaque())
158 return "OpaqueTargetConstant";
159 return "TargetConstant";
160 case ISD::TargetConstantFP: return "TargetConstantFP";
161 case ISD::TargetGlobalAddress: return "TargetGlobalAddress";
162 case ISD::TargetGlobalTLSAddress: return "TargetGlobalTLSAddress";
163 case ISD::TargetFrameIndex: return "TargetFrameIndex";
164 case ISD::TargetJumpTable: return "TargetJumpTable";
165 case ISD::TargetConstantPool: return "TargetConstantPool";
166 case ISD::TargetExternalSymbol: return "TargetExternalSymbol";
167 case ISD::MCSymbol: return "MCSymbol";
168 case ISD::TargetBlockAddress: return "TargetBlockAddress";
169
170 case ISD::CopyToReg: return "CopyToReg";
171 case ISD::CopyFromReg: return "CopyFromReg";
172 case ISD::UNDEF: return "undef";
173 case ISD::MERGE_VALUES: return "merge_values";
174 case ISD::INLINEASM: return "inlineasm";
175 case ISD::INLINEASM_BR: return "inlineasm_br";
176 case ISD::EH_LABEL: return "eh_label";
177 case ISD::ANNOTATION_LABEL: return "annotation_label";
178 case ISD::HANDLENODE: return "handlenode";
179
180 // Unary operators
181 case ISD::FABS: return "fabs";
182 case ISD::FMINNUM: return "fminnum";
183 case ISD::STRICT_FMINNUM: return "strict_fminnum";
184 case ISD::FMAXNUM: return "fmaxnum";
185 case ISD::STRICT_FMAXNUM: return "strict_fmaxnum";
186 case ISD::FMINNUM_IEEE: return "fminnum_ieee";
187 case ISD::FMAXNUM_IEEE: return "fmaxnum_ieee";
188 case ISD::FMINIMUM: return "fminimum";
189 case ISD::FMAXIMUM: return "fmaximum";
190 case ISD::FNEG: return "fneg";
191 case ISD::FSQRT: return "fsqrt";
192 case ISD::STRICT_FSQRT: return "strict_fsqrt";
193 case ISD::FCBRT: return "fcbrt";
194 case ISD::FSIN: return "fsin";
195 case ISD::STRICT_FSIN: return "strict_fsin";
196 case ISD::FCOS: return "fcos";
197 case ISD::STRICT_FCOS: return "strict_fcos";
198 case ISD::FSINCOS: return "fsincos";
199 case ISD::FTRUNC: return "ftrunc";
200 case ISD::STRICT_FTRUNC: return "strict_ftrunc";
201 case ISD::FFLOOR: return "ffloor";
202 case ISD::STRICT_FFLOOR: return "strict_ffloor";
203 case ISD::FCEIL: return "fceil";
204 case ISD::STRICT_FCEIL: return "strict_fceil";
205 case ISD::FRINT: return "frint";
206 case ISD::STRICT_FRINT: return "strict_frint";
207 case ISD::FNEARBYINT: return "fnearbyint";
208 case ISD::STRICT_FNEARBYINT: return "strict_fnearbyint";
209 case ISD::FROUND: return "fround";
210 case ISD::STRICT_FROUND: return "strict_fround";
211 case ISD::FEXP: return "fexp";
212 case ISD::STRICT_FEXP: return "strict_fexp";
213 case ISD::FEXP2: return "fexp2";
214 case ISD::STRICT_FEXP2: return "strict_fexp2";
215 case ISD::FLOG: return "flog";
216 case ISD::STRICT_FLOG: return "strict_flog";
217 case ISD::FLOG2: return "flog2";
218 case ISD::STRICT_FLOG2: return "strict_flog2";
219 case ISD::FLOG10: return "flog10";
220 case ISD::STRICT_FLOG10: return "strict_flog10";
221
222 // Binary operators
223 case ISD::ADD: return "add";
224 case ISD::SUB: return "sub";
225 case ISD::MUL: return "mul";
226 case ISD::MULHU: return "mulhu";
227 case ISD::MULHS: return "mulhs";
228 case ISD::SDIV: return "sdiv";
229 case ISD::UDIV: return "udiv";
230 case ISD::SREM: return "srem";
231 case ISD::UREM: return "urem";
232 case ISD::SMUL_LOHI: return "smul_lohi";
233 case ISD::UMUL_LOHI: return "umul_lohi";
234 case ISD::SDIVREM: return "sdivrem";
235 case ISD::UDIVREM: return "udivrem";
236 case ISD::AND: return "and";
237 case ISD::OR: return "or";
238 case ISD::XOR: return "xor";
239 case ISD::SHL: return "shl";
240 case ISD::SRA: return "sra";
241 case ISD::SRL: return "srl";
242 case ISD::ROTL: return "rotl";
243 case ISD::ROTR: return "rotr";
244 case ISD::FSHL: return "fshl";
245 case ISD::FSHR: return "fshr";
246 case ISD::FADD: return "fadd";
247 case ISD::STRICT_FADD: return "strict_fadd";
248 case ISD::FSUB: return "fsub";
249 case ISD::STRICT_FSUB: return "strict_fsub";
250 case ISD::FMUL: return "fmul";
251 case ISD::STRICT_FMUL: return "strict_fmul";
252 case ISD::FDIV: return "fdiv";
253 case ISD::STRICT_FDIV: return "strict_fdiv";
254 case ISD::FMA: return "fma";
255 case ISD::STRICT_FMA: return "strict_fma";
256 case ISD::FMAD: return "fmad";
257 case ISD::FREM: return "frem";
258 case ISD::STRICT_FREM: return "strict_frem";
259 case ISD::FCOPYSIGN: return "fcopysign";
260 case ISD::FGETSIGN: return "fgetsign";
261 case ISD::FCANONICALIZE: return "fcanonicalize";
262 case ISD::FPOW: return "fpow";
263 case ISD::STRICT_FPOW: return "strict_fpow";
264 case ISD::SMIN: return "smin";
265 case ISD::SMAX: return "smax";
266 case ISD::UMIN: return "umin";
267 case ISD::UMAX: return "umax";
268
269 case ISD::FPOWI: return "fpowi";
270 case ISD::STRICT_FPOWI: return "strict_fpowi";
271 case ISD::SETCC: return "setcc";
272 case ISD::SETCCCARRY: return "setcccarry";
273 case ISD::SELECT: return "select";
274 case ISD::VSELECT: return "vselect";
275 case ISD::SELECT_CC: return "select_cc";
276 case ISD::INSERT_VECTOR_ELT: return "insert_vector_elt";
277 case ISD::EXTRACT_VECTOR_ELT: return "extract_vector_elt";
278 case ISD::CONCAT_VECTORS: return "concat_vectors";
279 case ISD::INSERT_SUBVECTOR: return "insert_subvector";
280 case ISD::EXTRACT_SUBVECTOR: return "extract_subvector";
281 case ISD::SCALAR_TO_VECTOR: return "scalar_to_vector";
282 case ISD::VECTOR_SHUFFLE: return "vector_shuffle";
283 case ISD::CARRY_FALSE: return "carry_false";
284 case ISD::ADDC: return "addc";
285 case ISD::ADDE: return "adde";
286 case ISD::ADDCARRY: return "addcarry";
287 case ISD::SADDO: return "saddo";
288 case ISD::UADDO: return "uaddo";
289 case ISD::SSUBO: return "ssubo";
290 case ISD::USUBO: return "usubo";
291 case ISD::SMULO: return "smulo";
292 case ISD::UMULO: return "umulo";
293 case ISD::SUBC: return "subc";
294 case ISD::SUBE: return "sube";
295 case ISD::SUBCARRY: return "subcarry";
296 case ISD::SHL_PARTS: return "shl_parts";
297 case ISD::SRA_PARTS: return "sra_parts";
298 case ISD::SRL_PARTS: return "srl_parts";
299
300 case ISD::SADDSAT: return "saddsat";
301 case ISD::UADDSAT: return "uaddsat";
302 case ISD::SSUBSAT: return "ssubsat";
303 case ISD::USUBSAT: return "usubsat";
304
305 case ISD::SMULFIX: return "smulfix";
306 case ISD::SMULFIXSAT: return "smulfixsat";
307 case ISD::UMULFIX: return "umulfix";
308
309 // Conversion operators.
310 case ISD::SIGN_EXTEND: return "sign_extend";
311 case ISD::ZERO_EXTEND: return "zero_extend";
312 case ISD::ANY_EXTEND: return "any_extend";
313 case ISD::SIGN_EXTEND_INREG: return "sign_extend_inreg";
314 case ISD::ANY_EXTEND_VECTOR_INREG: return "any_extend_vector_inreg";
315 case ISD::SIGN_EXTEND_VECTOR_INREG: return "sign_extend_vector_inreg";
316 case ISD::ZERO_EXTEND_VECTOR_INREG: return "zero_extend_vector_inreg";
317 case ISD::TRUNCATE: return "truncate";
318 case ISD::FP_ROUND: return "fp_round";
319 case ISD::STRICT_FP_ROUND: return "strict_fp_round";
320 case ISD::FLT_ROUNDS_: return "flt_rounds";
321 case ISD::FP_ROUND_INREG: return "fp_round_inreg";
322 case ISD::FP_EXTEND: return "fp_extend";
323 case ISD::STRICT_FP_EXTEND: return "strict_fp_extend";
324
325 case ISD::SINT_TO_FP: return "sint_to_fp";
326 case ISD::UINT_TO_FP: return "uint_to_fp";
327 case ISD::FP_TO_SINT: return "fp_to_sint";
328 case ISD::FP_TO_UINT: return "fp_to_uint";
329 case ISD::BITCAST: return "bitcast";
330 case ISD::ADDRSPACECAST: return "addrspacecast";
331 case ISD::FP16_TO_FP: return "fp16_to_fp";
332 case ISD::FP_TO_FP16: return "fp_to_fp16";
333 case ISD::LROUND: return "lround";
334 case ISD::LLROUND: return "llround";
335 case ISD::LRINT: return "lrint";
336 case ISD::LLRINT: return "llrint";
337
338 // Control flow instructions
339 case ISD::BR: return "br";
340 case ISD::BRIND: return "brind";
341 case ISD::BR_JT: return "br_jt";
342 case ISD::BRCOND: return "brcond";
343 case ISD::BR_CC: return "br_cc";
344 case ISD::CALLSEQ_START: return "callseq_start";
345 case ISD::CALLSEQ_END: return "callseq_end";
346
347 // EH instructions
348 case ISD::CATCHRET: return "catchret";
349 case ISD::CLEANUPRET: return "cleanupret";
350
351 // Other operators
352 case ISD::LOAD: return "load";
353 case ISD::STORE: return "store";
354 case ISD::MLOAD: return "masked_load";
355 case ISD::MSTORE: return "masked_store";
356 case ISD::MGATHER: return "masked_gather";
357 case ISD::MSCATTER: return "masked_scatter";
358 case ISD::VAARG: return "vaarg";
359 case ISD::VACOPY: return "vacopy";
360 case ISD::VAEND: return "vaend";
361 case ISD::VASTART: return "vastart";
362 case ISD::DYNAMIC_STACKALLOC: return "dynamic_stackalloc";
363 case ISD::EXTRACT_ELEMENT: return "extract_element";
364 case ISD::BUILD_PAIR: return "build_pair";
365 case ISD::STACKSAVE: return "stacksave";
366 case ISD::STACKRESTORE: return "stackrestore";
367 case ISD::TRAP: return "trap";
368 case ISD::DEBUGTRAP: return "debugtrap";
369 case ISD::LIFETIME_START: return "lifetime.start";
370 case ISD::LIFETIME_END: return "lifetime.end";
371 case ISD::GC_TRANSITION_START: return "gc_transition.start";
372 case ISD::GC_TRANSITION_END: return "gc_transition.end";
373 case ISD::GET_DYNAMIC_AREA_OFFSET: return "get.dynamic.area.offset";
374
375 // Bit manipulation
376 case ISD::ABS: return "abs";
377 case ISD::BITREVERSE: return "bitreverse";
378 case ISD::BSWAP: return "bswap";
379 case ISD::CTPOP: return "ctpop";
380 case ISD::CTTZ: return "cttz";
381 case ISD::CTTZ_ZERO_UNDEF: return "cttz_zero_undef";
382 case ISD::CTLZ: return "ctlz";
383 case ISD::CTLZ_ZERO_UNDEF: return "ctlz_zero_undef";
384
385 // Trampolines
386 case ISD::INIT_TRAMPOLINE: return "init_trampoline";
387 case ISD::ADJUST_TRAMPOLINE: return "adjust_trampoline";
388
389 case ISD::CONDCODE:
390 switch (cast<CondCodeSDNode>(this)->get()) {
391 default: llvm_unreachable("Unknown setcc condition!");
392 case ISD::SETOEQ: return "setoeq";
393 case ISD::SETOGT: return "setogt";
394 case ISD::SETOGE: return "setoge";
395 case ISD::SETOLT: return "setolt";
396 case ISD::SETOLE: return "setole";
397 case ISD::SETONE: return "setone";
398
399 case ISD::SETO: return "seto";
400 case ISD::SETUO: return "setuo";
401 case ISD::SETUEQ: return "setueq";
402 case ISD::SETUGT: return "setugt";
403 case ISD::SETUGE: return "setuge";
404 case ISD::SETULT: return "setult";
405 case ISD::SETULE: return "setule";
406 case ISD::SETUNE: return "setune";
407
408 case ISD::SETEQ: return "seteq";
409 case ISD::SETGT: return "setgt";
410 case ISD::SETGE: return "setge";
411 case ISD::SETLT: return "setlt";
412 case ISD::SETLE: return "setle";
413 case ISD::SETNE: return "setne";
414
415 case ISD::SETTRUE: return "settrue";
416 case ISD::SETTRUE2: return "settrue2";
417 case ISD::SETFALSE: return "setfalse";
418 case ISD::SETFALSE2: return "setfalse2";
419 }
420 case ISD::VECREDUCE_FADD: return "vecreduce_fadd";
421 case ISD::VECREDUCE_STRICT_FADD: return "vecreduce_strict_fadd";
422 case ISD::VECREDUCE_FMUL: return "vecreduce_fmul";
423 case ISD::VECREDUCE_STRICT_FMUL: return "vecreduce_strict_fmul";
424 case ISD::VECREDUCE_ADD: return "vecreduce_add";
425 case ISD::VECREDUCE_MUL: return "vecreduce_mul";
426 case ISD::VECREDUCE_AND: return "vecreduce_and";
427 case ISD::VECREDUCE_OR: return "vecreduce_or";
428 case ISD::VECREDUCE_XOR: return "vecreduce_xor";
429 case ISD::VECREDUCE_SMAX: return "vecreduce_smax";
430 case ISD::VECREDUCE_SMIN: return "vecreduce_smin";
431 case ISD::VECREDUCE_UMAX: return "vecreduce_umax";
432 case ISD::VECREDUCE_UMIN: return "vecreduce_umin";
433 case ISD::VECREDUCE_FMAX: return "vecreduce_fmax";
434 case ISD::VECREDUCE_FMIN: return "vecreduce_fmin";
435 }
436 }
437
438 const char *SDNode::getIndexedModeName(ISD::MemIndexedMode AM) {
439 switch (AM) {
440 default: return "";
441 case ISD::PRE_INC: return "<pre-inc>";
442 case ISD::PRE_DEC: return "<pre-dec>";
443 case ISD::POST_INC: return "<post-inc>";
444 case ISD::POST_DEC: return "<post-dec>";
445 }
446 }
447
448 static Printable PrintNodeId(const SDNode &Node) {
449 return Printable([&Node](raw_ostream &OS) {
450 #ifndef NDEBUG
451 OS << 't' << Node.PersistentId;
452 #else
453 OS << (const void*)&Node;
454 #endif
455 });
456 }
457
458 // Print the MMO with more information from the SelectionDAG.
459 static void printMemOperand(raw_ostream &OS, const MachineMemOperand &MMO,
460 const MachineFunction *MF, const Module *M,
461 const MachineFrameInfo *MFI,
462 const TargetInstrInfo *TII, LLVMContext &Ctx) {
463 ModuleSlotTracker MST(M);
464 if (MF)
465 MST.incorporateFunction(MF->getFunction());
466 SmallVector<StringRef, 0> SSNs;
467 MMO.print(OS, MST, SSNs, Ctx, MFI, TII);
468 }
469
470 static void printMemOperand(raw_ostream &OS, const MachineMemOperand &MMO,
471 const SelectionDAG *G) {
472 if (G) {
473 const MachineFunction *MF = &G->getMachineFunction();
474 return printMemOperand(OS, MMO, MF, MF->getFunction().getParent(),
475 &MF->getFrameInfo(), G->getSubtarget().getInstrInfo(),
476 *G->getContext());
477 } else {
478 LLVMContext Ctx;
479 return printMemOperand(OS, MMO, /*MF=*/nullptr, /*M=*/nullptr,
480 /*MFI=*/nullptr, /*TII=*/nullptr, Ctx);
481 }
482 }
483
484 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
485 LLVM_DUMP_METHOD void SDNode::dump() const { dump(nullptr); }
486
487 LLVM_DUMP_METHOD void SDNode::dump(const SelectionDAG *G) const {
488 print(dbgs(), G);
489 dbgs() << '\n';
490 }
491 #endif
492
493 void SDNode::print_types(raw_ostream &OS, const SelectionDAG *G) const {
494 for (unsigned i = 0, e = getNumValues(); i != e; ++i) {
495 if (i) OS << ",";
496 if (getValueType(i) == MVT::Other)
497 OS << "ch";
498 else
499 OS << getValueType(i).getEVTString();
500 }
501 }
502
503 void SDNode::print_details(raw_ostream &OS, const SelectionDAG *G) const {
504 if (getFlags().hasNoUnsignedWrap())
505 OS << " nuw";
506
507 if (getFlags().hasNoSignedWrap())
508 OS << " nsw";
509
510 if (getFlags().hasExact())
511 OS << " exact";
512
513 if (getFlags().hasNoNaNs())
514 OS << " nnan";
515
516 if (getFlags().hasNoInfs())
517 OS << " ninf";
518
519 if (getFlags().hasNoSignedZeros())
520 OS << " nsz";
521
522 if (getFlags().hasAllowReciprocal())
523 OS << " arcp";
524
525 if (getFlags().hasAllowContract())
526 OS << " contract";
527
528 if (getFlags().hasApproximateFuncs())
529 OS << " afn";
530
531 if (getFlags().hasAllowReassociation())
532 OS << " reassoc";
533
534 if (getFlags().hasVectorReduction())
535 OS << " vector-reduction";
536
537 if (const MachineSDNode *MN = dyn_cast<MachineSDNode>(this)) {
538 if (!MN->memoperands_empty()) {
539 OS << "<";
540 OS << "Mem:";
541 for (MachineSDNode::mmo_iterator i = MN->memoperands_begin(),
542 e = MN->memoperands_end(); i != e; ++i) {
543 printMemOperand(OS, **i, G);
544 if (std::next(i) != e)
545 OS << " ";
546 }
547 OS << ">";
548 }
549 } else if (const ShuffleVectorSDNode *SVN =
550 dyn_cast<ShuffleVectorSDNode>(this)) {
551 OS << "<";
552 for (unsigned i = 0, e = ValueList[0].getVectorNumElements(); i != e; ++i) {
553 int Idx = SVN->getMaskElt(i);
554 if (i) OS << ",";
555 if (Idx < 0)
556 OS << "u";
557 else
558 OS << Idx;
559 }
560 OS << ">";
561 } else if (const ConstantSDNode *CSDN = dyn_cast<ConstantSDNode>(this)) {
562 OS << '<' << CSDN->getAPIntValue() << '>';
563 } else if (const ConstantFPSDNode *CSDN = dyn_cast<ConstantFPSDNode>(this)) {
564 if (&CSDN->getValueAPF().getSemantics() == &APFloat::IEEEsingle())
565 OS << '<' << CSDN->getValueAPF().convertToFloat() << '>';
566 else if (&CSDN->getValueAPF().getSemantics() == &APFloat::IEEEdouble())
567 OS << '<' << CSDN->getValueAPF().convertToDouble() << '>';
568 else {
569 OS << "<APFloat(";
570 CSDN->getValueAPF().bitcastToAPInt().print(OS, false);
571 OS << ")>";
572 }
573 } else if (const GlobalAddressSDNode *GADN =
574 dyn_cast<GlobalAddressSDNode>(this)) {
575 int64_t offset = GADN->getOffset();
576 OS << '<';
577 GADN->getGlobal()->printAsOperand(OS);
578 OS << '>';
579 if (offset > 0)
580 OS << " + " << offset;
581 else
582 OS << " " << offset;
583 if (unsigned int TF = GADN->getTargetFlags())
584 OS << " [TF=" << TF << ']';
585 } else if (const FrameIndexSDNode *FIDN = dyn_cast<FrameIndexSDNode>(this)) {
586 OS << "<" << FIDN->getIndex() << ">";
587 } else if (const JumpTableSDNode *JTDN = dyn_cast<JumpTableSDNode>(this)) {
588 OS << "<" << JTDN->getIndex() << ">";
589 if (unsigned int TF = JTDN->getTargetFlags())
590 OS << " [TF=" << TF << ']';
591 } else if (const ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(this)){
592 int offset = CP->getOffset();
593 if (CP->isMachineConstantPoolEntry())
594 OS << "<" << *CP->getMachineCPVal() << ">";
595 else
596 OS << "<" << *CP->getConstVal() << ">";
597 if (offset > 0)
598 OS << " + " << offset;
599 else
600 OS << " " << offset;
601 if (unsigned int TF = CP->getTargetFlags())
602 OS << " [TF=" << TF << ']';
603 } else if (const TargetIndexSDNode *TI = dyn_cast<TargetIndexSDNode>(this)) {
604 OS << "<" << TI->getIndex() << '+' << TI->getOffset() << ">";
605 if (unsigned TF = TI->getTargetFlags())
606 OS << " [TF=" << TF << ']';
607 } else if (const BasicBlockSDNode *BBDN = dyn_cast<BasicBlockSDNode>(this)) {
608 OS << "<";
609 const Value *LBB = (const Value*)BBDN->getBasicBlock()->getBasicBlock();
610 if (LBB)
611 OS << LBB->getName() << " ";
612 OS << (const void*)BBDN->getBasicBlock() << ">";
613 } else if (const RegisterSDNode *R = dyn_cast<RegisterSDNode>(this)) {
614 OS << ' ' << printReg(R->getReg(),
615 G ? G->getSubtarget().getRegisterInfo() : nullptr);
616 } else if (const ExternalSymbolSDNode *ES =
617 dyn_cast<ExternalSymbolSDNode>(this)) {
618 OS << "'" << ES->getSymbol() << "'";
619 if (unsigned int TF = ES->getTargetFlags())
620 OS << " [TF=" << TF << ']';
621 } else if (const SrcValueSDNode *M = dyn_cast<SrcValueSDNode>(this)) {
622 if (M->getValue())
623 OS << "<" << M->getValue() << ">";
624 else
625 OS << "<null>";
626 } else if (const MDNodeSDNode *MD = dyn_cast<MDNodeSDNode>(this)) {
627 if (MD->getMD())
628 OS << "<" << MD->getMD() << ">";
629 else
630 OS << "<null>";
631 } else if (const VTSDNode *N = dyn_cast<VTSDNode>(this)) {
632 OS << ":" << N->getVT().getEVTString();
633 }
634 else if (const LoadSDNode *LD = dyn_cast<LoadSDNode>(this)) {
635 OS << "<";
636
637 printMemOperand(OS, *LD->getMemOperand(), G);
638
639 bool doExt = true;
640 switch (LD->getExtensionType()) {
641 default: doExt = false; break;
642 case ISD::EXTLOAD: OS << ", anyext"; break;
643 case ISD::SEXTLOAD: OS << ", sext"; break;
644 case ISD::ZEXTLOAD: OS << ", zext"; break;
645 }
646 if (doExt)
647 OS << " from " << LD->getMemoryVT().getEVTString();
648
649 const char *AM = getIndexedModeName(LD->getAddressingMode());
650 if (*AM)
651 OS << ", " << AM;
652
653 OS << ">";
654 } else if (const StoreSDNode *ST = dyn_cast<StoreSDNode>(this)) {
655 OS << "<";
656 printMemOperand(OS, *ST->getMemOperand(), G);
657
658 if (ST->isTruncatingStore())
659 OS << ", trunc to " << ST->getMemoryVT().getEVTString();
660
661 const char *AM = getIndexedModeName(ST->getAddressingMode());
662 if (*AM)
663 OS << ", " << AM;
664
665 OS << ">";
666 } else if (const MaskedLoadSDNode *MLd = dyn_cast<MaskedLoadSDNode>(this)) {
667 OS << "<";
668
669 printMemOperand(OS, *MLd->getMemOperand(), G);
670
671 bool doExt = true;
672 switch (MLd->getExtensionType()) {
673 default: doExt = false; break;
674 case ISD::EXTLOAD: OS << ", anyext"; break;
675 case ISD::SEXTLOAD: OS << ", sext"; break;
676 case ISD::ZEXTLOAD: OS << ", zext"; break;
677 }
678 if (doExt)
679 OS << " from " << MLd->getMemoryVT().getEVTString();
680
681 if (MLd->isExpandingLoad())
682 OS << ", expanding";
683
684 OS << ">";
685 } else if (const MaskedStoreSDNode *MSt = dyn_cast<MaskedStoreSDNode>(this)) {
686 OS << "<";
687 printMemOperand(OS, *MSt->getMemOperand(), G);
688
689 if (MSt->isTruncatingStore())
690 OS << ", trunc to " << MSt->getMemoryVT().getEVTString();
691
692 if (MSt->isCompressingStore())
693 OS << ", compressing";
694
695 OS << ">";
696 } else if (const MemSDNode* M = dyn_cast<MemSDNode>(this)) {
697 OS << "<";
698 printMemOperand(OS, *M->getMemOperand(), G);
699 OS << ">";
700 } else if (const BlockAddressSDNode *BA =
701 dyn_cast<BlockAddressSDNode>(this)) {
702 int64_t offset = BA->getOffset();
703 OS << "<";
704 BA->getBlockAddress()->getFunction()->printAsOperand(OS, false);
705 OS << ", ";
706 BA->getBlockAddress()->getBasicBlock()->printAsOperand(OS, false);
707 OS << ">";
708 if (offset > 0)
709 OS << " + " << offset;
710 else
711 OS << " " << offset;
712 if (unsigned int TF = BA->getTargetFlags())
713 OS << " [TF=" << TF << ']';
714 } else if (const AddrSpaceCastSDNode *ASC =
715 dyn_cast<AddrSpaceCastSDNode>(this)) {
716 OS << '['
717 << ASC->getSrcAddressSpace()
718 << " -> "
719 << ASC->getDestAddressSpace()
720 << ']';
721 } else if (const LifetimeSDNode *LN = dyn_cast<LifetimeSDNode>(this)) {
722 if (LN->hasOffset())
723 OS << "<" << LN->getOffset() << " to " << LN->getOffset() + LN->getSize() << ">";
724 }
725
726 if (VerboseDAGDumping) {
727 if (unsigned Order = getIROrder())
728 OS << " [ORD=" << Order << ']';
729
730 if (getNodeId() != -1)
731 OS << " [ID=" << getNodeId() << ']';
732 if (!(isa<ConstantSDNode>(this) || (isa<ConstantFPSDNode>(this))))
733 OS << " # D:" << isDivergent();
734
735 if (G && !G->GetDbgValues(this).empty()) {
736 OS << " [NoOfDbgValues=" << G->GetDbgValues(this).size() << ']';
737 for (SDDbgValue *Dbg : G->GetDbgValues(this))
738 if (!Dbg->isInvalidated())
739 Dbg->print(OS);
740 } else if (getHasDebugValue())
741 OS << " [NoOfDbgValues>0]";
742 }
743 }
744
745 LLVM_DUMP_METHOD void SDDbgValue::print(raw_ostream &OS) const {
746 OS << " DbgVal(Order=" << getOrder() << ')';
747 if (isInvalidated()) OS << "(Invalidated)";
748 if (isEmitted()) OS << "(Emitted)";
749 switch (getKind()) {
750 case SDNODE:
751 if (getSDNode())
752 OS << "(SDNODE=" << PrintNodeId(*getSDNode()) << ':' << getResNo() << ')';
753 else
754 OS << "(SDNODE)";
755 break;
756 case CONST:
757 OS << "(CONST)";
758 break;
759 case FRAMEIX:
760 OS << "(FRAMEIX=" << getFrameIx() << ')';
761 break;
762 case VREG:
763 OS << "(VREG=" << getVReg() << ')';
764 break;
765 }
766 if (isIndirect()) OS << "(Indirect)";
767 OS << ":\"" << Var->getName() << '"';
768 #ifndef NDEBUG
769 if (Expr->getNumElements())
770 Expr->dump();
771 #endif
772 }
773
774 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
775 LLVM_DUMP_METHOD void SDDbgValue::dump() const {
776 if (isInvalidated())
777 return;
778 print(dbgs());
779 dbgs() << "\n";
780 }
781 #endif
782
783 /// Return true if this node is so simple that we should just print it inline
784 /// if it appears as an operand.
785 static bool shouldPrintInline(const SDNode &Node, const SelectionDAG *G) {
786 // Avoid lots of cluttering when inline printing nodes with associated
787 // DbgValues in verbose mode.
788 if (VerboseDAGDumping && G && !G->GetDbgValues(&Node).empty())
789 return false;
790 if (Node.getOpcode() == ISD::EntryToken)
791 return false;
792 return Node.getNumOperands() == 0;
793 }
794
795 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
796 static void DumpNodes(const SDNode *N, unsigned indent, const SelectionDAG *G) {
797 for (const SDValue &Op : N->op_values()) {
798 if (shouldPrintInline(*Op.getNode(), G))
799 continue;
800 if (Op.getNode()->hasOneUse())
801 DumpNodes(Op.getNode(), indent+2, G);
802 }
803
804 dbgs().indent(indent);
805 N->dump(G);
806 }
807
808 LLVM_DUMP_METHOD void SelectionDAG::dump() const {
809 dbgs() << "SelectionDAG has " << AllNodes.size() << " nodes:\n";
810
811 for (allnodes_const_iterator I = allnodes_begin(), E = allnodes_end();
812 I != E; ++I) {
813 const SDNode *N = &*I;
814 if (!N->hasOneUse() && N != getRoot().getNode() &&
815 (!shouldPrintInline(*N, this) || N->use_empty()))
816 DumpNodes(N, 2, this);
817 }
818
819 if (getRoot().getNode()) DumpNodes(getRoot().getNode(), 2, this);
820 dbgs() << "\n";
821
822 if (VerboseDAGDumping) {
823 if (DbgBegin() != DbgEnd())
824 dbgs() << "SDDbgValues:\n";
825 for (auto *Dbg : make_range(DbgBegin(), DbgEnd()))
826 Dbg->dump();
827 if (ByvalParmDbgBegin() != ByvalParmDbgEnd())
828 dbgs() << "Byval SDDbgValues:\n";
829 for (auto *Dbg : make_range(ByvalParmDbgBegin(), ByvalParmDbgEnd()))
830 Dbg->dump();
831 }
832 dbgs() << "\n";
833 }
834 #endif
835
836 void SDNode::printr(raw_ostream &OS, const SelectionDAG *G) const {
837 OS << PrintNodeId(*this) << ": ";
838 print_types(OS, G);
839 OS << " = " << getOperationName(G);
840 print_details(OS, G);
841 }
842
843 static bool printOperand(raw_ostream &OS, const SelectionDAG *G,
844 const SDValue Value) {
845 if (!Value.getNode()) {
846 OS << "<null>";
847 return false;
848 } else if (shouldPrintInline(*Value.getNode(), G)) {
849 OS << Value->getOperationName(G) << ':';
850 Value->print_types(OS, G);
851 Value->print_details(OS, G);
852 return true;
853 } else {
854 OS << PrintNodeId(*Value.getNode());
855 if (unsigned RN = Value.getResNo())
856 OS << ':' << RN;
857 return false;
858 }
859 }
860
861 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
862 using VisitedSDNodeSet = SmallPtrSet<const SDNode *, 32>;
863
864 static void DumpNodesr(raw_ostream &OS, const SDNode *N, unsigned indent,
865 const SelectionDAG *G, VisitedSDNodeSet &once) {
866 if (!once.insert(N).second) // If we've been here before, return now.
867 return;
868
869 // Dump the current SDNode, but don't end the line yet.
870 OS.indent(indent);
871 N->printr(OS, G);
872
873 // Having printed this SDNode, walk the children:
874 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {
875 if (i) OS << ",";
876 OS << " ";
877
878 const SDValue Op = N->getOperand(i);
879 bool printedInline = printOperand(OS, G, Op);
880 if (printedInline)
881 once.insert(Op.getNode());
882 }
883
884 OS << "\n";
885
886 // Dump children that have grandchildren on their own line(s).
887 for (const SDValue &Op : N->op_values())
888 DumpNodesr(OS, Op.getNode(), indent+2, G, once);
889 }
890
891 LLVM_DUMP_METHOD void SDNode::dumpr() const {
892 VisitedSDNodeSet once;
893 DumpNodesr(dbgs(), this, 0, nullptr, once);
894 }
895
896 LLVM_DUMP_METHOD void SDNode::dumpr(const SelectionDAG *G) const {
897 VisitedSDNodeSet once;
898 DumpNodesr(dbgs(), this, 0, G, once);
899 }
900 #endif
901
902 static void printrWithDepthHelper(raw_ostream &OS, const SDNode *N,
903 const SelectionDAG *G, unsigned depth,
904 unsigned indent) {
905 if (depth == 0)
906 return;
907
908 OS.indent(indent);
909
910 N->print(OS, G);
911
912 if (depth < 1)
913 return;
914
915 for (const SDValue &Op : N->op_values()) {
916 // Don't follow chain operands.
917 if (Op.getValueType() == MVT::Other)
918 continue;
919 OS << '\n';
920 printrWithDepthHelper(OS, Op.getNode(), G, depth-1, indent+2);
921 }
922 }
923
924 void SDNode::printrWithDepth(raw_ostream &OS, const SelectionDAG *G,
925 unsigned depth) const {
926 printrWithDepthHelper(OS, this, G, depth, 0);
927 }
928
929 void SDNode::printrFull(raw_ostream &OS, const SelectionDAG *G) const {
930 // Don't print impossibly deep things.
931 printrWithDepth(OS, G, 10);
932 }
933
934 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
935 LLVM_DUMP_METHOD
936 void SDNode::dumprWithDepth(const SelectionDAG *G, unsigned depth) const {
937 printrWithDepth(dbgs(), G, depth);
938 }
939
940 LLVM_DUMP_METHOD void SDNode::dumprFull(const SelectionDAG *G) const {
941 // Don't print impossibly deep things.
942 dumprWithDepth(G, 10);
943 }
944 #endif
945
946 void SDNode::print(raw_ostream &OS, const SelectionDAG *G) const {
947 printr(OS, G);
948 for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
949 if (i) OS << ", "; else OS << " ";
950 printOperand(OS, G, getOperand(i));
951 }
952 if (DebugLoc DL = getDebugLoc()) {
953 OS << ", ";
954 DL.print(OS);
955 }
956 }
The low level virtual machine