LLVM  7.0.0svn
IRBuilder.h
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1 //===- llvm/IRBuilder.h - Builder for LLVM Instructions ---------*- C++ -*-===//
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 file defines the IRBuilder class, which is used as a convenient way
11 // to create LLVM instructions with a consistent and simplified interface.
12 //
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_IR_IRBUILDER_H
16 #define LLVM_IR_IRBUILDER_H
17 
18 #include "llvm-c/Types.h"
19 #include "llvm/ADT/ArrayRef.h"
20 #include "llvm/ADT/None.h"
21 #include "llvm/ADT/StringRef.h"
22 #include "llvm/ADT/Twine.h"
23 #include "llvm/IR/BasicBlock.h"
24 #include "llvm/IR/Constant.h"
25 #include "llvm/IR/ConstantFolder.h"
26 #include "llvm/IR/Constants.h"
27 #include "llvm/IR/DataLayout.h"
28 #include "llvm/IR/DebugLoc.h"
29 #include "llvm/IR/DerivedTypes.h"
30 #include "llvm/IR/Function.h"
31 #include "llvm/IR/GlobalVariable.h"
32 #include "llvm/IR/InstrTypes.h"
33 #include "llvm/IR/Instruction.h"
34 #include "llvm/IR/Instructions.h"
35 #include "llvm/IR/Intrinsics.h"
36 #include "llvm/IR/LLVMContext.h"
37 #include "llvm/IR/Module.h"
38 #include "llvm/IR/Operator.h"
39 #include "llvm/IR/Type.h"
40 #include "llvm/IR/Value.h"
41 #include "llvm/IR/ValueHandle.h"
44 #include "llvm/Support/Casting.h"
45 #include <cassert>
46 #include <cstddef>
47 #include <cstdint>
48 #include <functional>
49 #include <utility>
50 
51 namespace llvm {
52 
53 class APInt;
54 class MDNode;
55 class Use;
56 
57 /// This provides the default implementation of the IRBuilder
58 /// 'InsertHelper' method that is called whenever an instruction is created by
59 /// IRBuilder and needs to be inserted.
60 ///
61 /// By default, this inserts the instruction at the insertion point.
63 protected:
65  BasicBlock *BB, BasicBlock::iterator InsertPt) const {
66  if (BB) BB->getInstList().insert(InsertPt, I);
67  I->setName(Name);
68  }
69 };
70 
71 /// Provides an 'InsertHelper' that calls a user-provided callback after
72 /// performing the default insertion.
74  std::function<void(Instruction *)> Callback;
75 
76 public:
78  : Callback(std::move(Callback)) {}
79 
80 protected:
82  BasicBlock *BB, BasicBlock::iterator InsertPt) const {
83  IRBuilderDefaultInserter::InsertHelper(I, Name, BB, InsertPt);
84  Callback(I);
85  }
86 };
87 
88 /// Common base class shared among various IRBuilders.
90  DebugLoc CurDbgLocation;
91 
92 protected:
96 
99 
101 
102 public:
103  IRBuilderBase(LLVMContext &context, MDNode *FPMathTag = nullptr,
104  ArrayRef<OperandBundleDef> OpBundles = None)
105  : Context(context), DefaultFPMathTag(FPMathTag),
106  DefaultOperandBundles(OpBundles) {
107  ClearInsertionPoint();
108  }
109 
110  //===--------------------------------------------------------------------===//
111  // Builder configuration methods
112  //===--------------------------------------------------------------------===//
113 
114  /// Clear the insertion point: created instructions will not be
115  /// inserted into a block.
117  BB = nullptr;
118  InsertPt = BasicBlock::iterator();
119  }
120 
121  BasicBlock *GetInsertBlock() const { return BB; }
122  BasicBlock::iterator GetInsertPoint() const { return InsertPt; }
123  LLVMContext &getContext() const { return Context; }
124 
125  /// This specifies that created instructions should be appended to the
126  /// end of the specified block.
127  void SetInsertPoint(BasicBlock *TheBB) {
128  BB = TheBB;
129  InsertPt = BB->end();
130  }
131 
132  /// This specifies that created instructions should be inserted before
133  /// the specified instruction.
135  BB = I->getParent();
136  InsertPt = I->getIterator();
137  assert(InsertPt != BB->end() && "Can't read debug loc from end()");
138  SetCurrentDebugLocation(I->getDebugLoc());
139  }
140 
141  /// This specifies that created instructions should be inserted at the
142  /// specified point.
144  BB = TheBB;
145  InsertPt = IP;
146  if (IP != TheBB->end())
147  SetCurrentDebugLocation(IP->getDebugLoc());
148  }
149 
150  /// Set location information used by debugging information.
151  void SetCurrentDebugLocation(DebugLoc L) { CurDbgLocation = std::move(L); }
152 
153  /// Get location information used by debugging information.
154  const DebugLoc &getCurrentDebugLocation() const { return CurDbgLocation; }
155 
156  /// If this builder has a current debug location, set it on the
157  /// specified instruction.
159  if (CurDbgLocation)
160  I->setDebugLoc(CurDbgLocation);
161  }
162 
163  /// Get the return type of the current function that we're emitting
164  /// into.
165  Type *getCurrentFunctionReturnType() const;
166 
167  /// InsertPoint - A saved insertion point.
168  class InsertPoint {
169  BasicBlock *Block = nullptr;
170  BasicBlock::iterator Point;
171 
172  public:
173  /// Creates a new insertion point which doesn't point to anything.
174  InsertPoint() = default;
175 
176  /// Creates a new insertion point at the given location.
178  : Block(InsertBlock), Point(InsertPoint) {}
179 
180  /// Returns true if this insert point is set.
181  bool isSet() const { return (Block != nullptr); }
182 
183  BasicBlock *getBlock() const { return Block; }
184  BasicBlock::iterator getPoint() const { return Point; }
185  };
186 
187  /// Returns the current insert point.
188  InsertPoint saveIP() const {
189  return InsertPoint(GetInsertBlock(), GetInsertPoint());
190  }
191 
192  /// Returns the current insert point, clearing it in the process.
194  InsertPoint IP(GetInsertBlock(), GetInsertPoint());
195  ClearInsertionPoint();
196  return IP;
197  }
198 
199  /// Sets the current insert point to a previously-saved location.
201  if (IP.isSet())
202  SetInsertPoint(IP.getBlock(), IP.getPoint());
203  else
204  ClearInsertionPoint();
205  }
206 
207  /// Get the floating point math metadata being used.
208  MDNode *getDefaultFPMathTag() const { return DefaultFPMathTag; }
209 
210  /// Get the flags to be applied to created floating point ops
211  FastMathFlags getFastMathFlags() const { return FMF; }
212 
213  /// Clear the fast-math flags.
214  void clearFastMathFlags() { FMF.clear(); }
215 
216  /// Set the floating point math metadata to be used.
217  void setDefaultFPMathTag(MDNode *FPMathTag) { DefaultFPMathTag = FPMathTag; }
218 
219  /// Set the fast-math flags to be used with generated fp-math operators
220  void setFastMathFlags(FastMathFlags NewFMF) { FMF = NewFMF; }
221 
222  //===--------------------------------------------------------------------===//
223  // RAII helpers.
224  //===--------------------------------------------------------------------===//
225 
226  // RAII object that stores the current insertion point and restores it
227  // when the object is destroyed. This includes the debug location.
229  IRBuilderBase &Builder;
231  BasicBlock::iterator Point;
232  DebugLoc DbgLoc;
233 
234  public:
236  : Builder(B), Block(B.GetInsertBlock()), Point(B.GetInsertPoint()),
237  DbgLoc(B.getCurrentDebugLocation()) {}
238 
239  InsertPointGuard(const InsertPointGuard &) = delete;
240  InsertPointGuard &operator=(const InsertPointGuard &) = delete;
241 
243  Builder.restoreIP(InsertPoint(Block, Point));
244  Builder.SetCurrentDebugLocation(DbgLoc);
245  }
246  };
247 
248  // RAII object that stores the current fast math settings and restores
249  // them when the object is destroyed.
251  IRBuilderBase &Builder;
252  FastMathFlags FMF;
253  MDNode *FPMathTag;
254 
255  public:
257  : Builder(B), FMF(B.FMF), FPMathTag(B.DefaultFPMathTag) {}
258 
259  FastMathFlagGuard(const FastMathFlagGuard &) = delete;
260  FastMathFlagGuard &operator=(const FastMathFlagGuard &) = delete;
261 
263  Builder.FMF = FMF;
264  Builder.DefaultFPMathTag = FPMathTag;
265  }
266  };
267 
268  //===--------------------------------------------------------------------===//
269  // Miscellaneous creation methods.
270  //===--------------------------------------------------------------------===//
271 
272  /// Make a new global variable with initializer type i8*
273  ///
274  /// Make a new global variable with an initializer that has array of i8 type
275  /// filled in with the null terminated string value specified. The new global
276  /// variable will be marked mergable with any others of the same contents. If
277  /// Name is specified, it is the name of the global variable created.
278  GlobalVariable *CreateGlobalString(StringRef Str, const Twine &Name = "",
279  unsigned AddressSpace = 0);
280 
281  /// Get a constant value representing either true or false.
282  ConstantInt *getInt1(bool V) {
283  return ConstantInt::get(getInt1Ty(), V);
284  }
285 
286  /// Get the constant value for i1 true.
288  return ConstantInt::getTrue(Context);
289  }
290 
291  /// Get the constant value for i1 false.
293  return ConstantInt::getFalse(Context);
294  }
295 
296  /// Get a constant 8-bit value.
297  ConstantInt *getInt8(uint8_t C) {
298  return ConstantInt::get(getInt8Ty(), C);
299  }
300 
301  /// Get a constant 16-bit value.
302  ConstantInt *getInt16(uint16_t C) {
303  return ConstantInt::get(getInt16Ty(), C);
304  }
305 
306  /// Get a constant 32-bit value.
308  return ConstantInt::get(getInt32Ty(), C);
309  }
310 
311  /// Get a constant 64-bit value.
312  ConstantInt *getInt64(uint64_t C) {
313  return ConstantInt::get(getInt64Ty(), C);
314  }
315 
316  /// Get a constant N-bit value, zero extended or truncated from
317  /// a 64-bit value.
318  ConstantInt *getIntN(unsigned N, uint64_t C) {
319  return ConstantInt::get(getIntNTy(N), C);
320  }
321 
322  /// Get a constant integer value.
323  ConstantInt *getInt(const APInt &AI) {
324  return ConstantInt::get(Context, AI);
325  }
326 
327  //===--------------------------------------------------------------------===//
328  // Type creation methods
329  //===--------------------------------------------------------------------===//
330 
331  /// Fetch the type representing a single bit
333  return Type::getInt1Ty(Context);
334  }
335 
336  /// Fetch the type representing an 8-bit integer.
338  return Type::getInt8Ty(Context);
339  }
340 
341  /// Fetch the type representing a 16-bit integer.
343  return Type::getInt16Ty(Context);
344  }
345 
346  /// Fetch the type representing a 32-bit integer.
348  return Type::getInt32Ty(Context);
349  }
350 
351  /// Fetch the type representing a 64-bit integer.
353  return Type::getInt64Ty(Context);
354  }
355 
356  /// Fetch the type representing a 128-bit integer.
357  IntegerType *getInt128Ty() { return Type::getInt128Ty(Context); }
358 
359  /// Fetch the type representing an N-bit integer.
360  IntegerType *getIntNTy(unsigned N) {
361  return Type::getIntNTy(Context, N);
362  }
363 
364  /// Fetch the type representing a 16-bit floating point value.
366  return Type::getHalfTy(Context);
367  }
368 
369  /// Fetch the type representing a 32-bit floating point value.
371  return Type::getFloatTy(Context);
372  }
373 
374  /// Fetch the type representing a 64-bit floating point value.
376  return Type::getDoubleTy(Context);
377  }
378 
379  /// Fetch the type representing void.
381  return Type::getVoidTy(Context);
382  }
383 
384  /// Fetch the type representing a pointer to an 8-bit integer value.
385  PointerType *getInt8PtrTy(unsigned AddrSpace = 0) {
386  return Type::getInt8PtrTy(Context, AddrSpace);
387  }
388 
389  /// Fetch the type representing a pointer to an integer value.
390  IntegerType *getIntPtrTy(const DataLayout &DL, unsigned AddrSpace = 0) {
391  return DL.getIntPtrType(Context, AddrSpace);
392  }
393 
394  //===--------------------------------------------------------------------===//
395  // Intrinsic creation methods
396  //===--------------------------------------------------------------------===//
397 
398  /// Create and insert a memset to the specified pointer and the
399  /// specified value.
400  ///
401  /// If the pointer isn't an i8*, it will be converted. If a TBAA tag is
402  /// specified, it will be added to the instruction. Likewise with alias.scope
403  /// and noalias tags.
404  CallInst *CreateMemSet(Value *Ptr, Value *Val, uint64_t Size, unsigned Align,
405  bool isVolatile = false, MDNode *TBAATag = nullptr,
406  MDNode *ScopeTag = nullptr,
407  MDNode *NoAliasTag = nullptr) {
408  return CreateMemSet(Ptr, Val, getInt64(Size), Align, isVolatile,
409  TBAATag, ScopeTag, NoAliasTag);
410  }
411 
412  CallInst *CreateMemSet(Value *Ptr, Value *Val, Value *Size, unsigned Align,
413  bool isVolatile = false, MDNode *TBAATag = nullptr,
414  MDNode *ScopeTag = nullptr,
415  MDNode *NoAliasTag = nullptr);
416 
417  /// Create and insert a memcpy between the specified pointers.
418  ///
419  /// If the pointers aren't i8*, they will be converted. If a TBAA tag is
420  /// specified, it will be added to the instruction. Likewise with alias.scope
421  /// and noalias tags.
422  CallInst *CreateMemCpy(Value *Dst, unsigned DstAlign, Value *Src,
423  unsigned SrcAlign, uint64_t Size,
424  bool isVolatile = false, MDNode *TBAATag = nullptr,
425  MDNode *TBAAStructTag = nullptr,
426  MDNode *ScopeTag = nullptr,
427  MDNode *NoAliasTag = nullptr) {
428  return CreateMemCpy(Dst, DstAlign, Src, SrcAlign, getInt64(Size),
429  isVolatile, TBAATag, TBAAStructTag, ScopeTag,
430  NoAliasTag);
431  }
432 
433  CallInst *CreateMemCpy(Value *Dst, unsigned DstAlign, Value *Src,
434  unsigned SrcAlign, Value *Size,
435  bool isVolatile = false, MDNode *TBAATag = nullptr,
436  MDNode *TBAAStructTag = nullptr,
437  MDNode *ScopeTag = nullptr,
438  MDNode *NoAliasTag = nullptr);
439 
440  /// Create and insert an element unordered-atomic memcpy between the
441  /// specified pointers.
442  ///
443  /// DstAlign/SrcAlign are the alignments of the Dst/Src pointers, respectively.
444  ///
445  /// If the pointers aren't i8*, they will be converted. If a TBAA tag is
446  /// specified, it will be added to the instruction. Likewise with alias.scope
447  /// and noalias tags.
449  Value *Dst, unsigned DstAlign, Value *Src, unsigned SrcAlign,
450  uint64_t Size, uint32_t ElementSize, MDNode *TBAATag = nullptr,
451  MDNode *TBAAStructTag = nullptr, MDNode *ScopeTag = nullptr,
452  MDNode *NoAliasTag = nullptr) {
453  return CreateElementUnorderedAtomicMemCpy(
454  Dst, DstAlign, Src, SrcAlign, getInt64(Size), ElementSize, TBAATag,
455  TBAAStructTag, ScopeTag, NoAliasTag);
456  }
457 
458  CallInst *CreateElementUnorderedAtomicMemCpy(
459  Value *Dst, unsigned DstAlign, Value *Src, unsigned SrcAlign, Value *Size,
460  uint32_t ElementSize, MDNode *TBAATag = nullptr,
461  MDNode *TBAAStructTag = nullptr, MDNode *ScopeTag = nullptr,
462  MDNode *NoAliasTag = nullptr);
463 
464  /// Create and insert a memmove between the specified
465  /// pointers.
466  ///
467  /// If the pointers aren't i8*, they will be converted. If a TBAA tag is
468  /// specified, it will be added to the instruction. Likewise with alias.scope
469  /// and noalias tags.
470  CallInst *CreateMemMove(Value *Dst, unsigned DstAlign, Value *Src, unsigned SrcAlign,
471  uint64_t Size, bool isVolatile = false,
472  MDNode *TBAATag = nullptr, MDNode *ScopeTag = nullptr,
473  MDNode *NoAliasTag = nullptr) {
474  return CreateMemMove(Dst, DstAlign, Src, SrcAlign, getInt64(Size), isVolatile,
475  TBAATag, ScopeTag, NoAliasTag);
476  }
477 
478  CallInst *CreateMemMove(Value *Dst, unsigned DstAlign, Value *Src, unsigned SrcAlign,
479  Value *Size, bool isVolatile = false, MDNode *TBAATag = nullptr,
480  MDNode *ScopeTag = nullptr,
481  MDNode *NoAliasTag = nullptr);
482 
483  /// Create a vector fadd reduction intrinsic of the source vector.
484  /// The first parameter is a scalar accumulator value for ordered reductions.
485  CallInst *CreateFAddReduce(Value *Acc, Value *Src);
486 
487  /// Create a vector fmul reduction intrinsic of the source vector.
488  /// The first parameter is a scalar accumulator value for ordered reductions.
489  CallInst *CreateFMulReduce(Value *Acc, Value *Src);
490 
491  /// Create a vector int add reduction intrinsic of the source vector.
492  CallInst *CreateAddReduce(Value *Src);
493 
494  /// Create a vector int mul reduction intrinsic of the source vector.
495  CallInst *CreateMulReduce(Value *Src);
496 
497  /// Create a vector int AND reduction intrinsic of the source vector.
498  CallInst *CreateAndReduce(Value *Src);
499 
500  /// Create a vector int OR reduction intrinsic of the source vector.
501  CallInst *CreateOrReduce(Value *Src);
502 
503  /// Create a vector int XOR reduction intrinsic of the source vector.
504  CallInst *CreateXorReduce(Value *Src);
505 
506  /// Create a vector integer max reduction intrinsic of the source
507  /// vector.
508  CallInst *CreateIntMaxReduce(Value *Src, bool IsSigned = false);
509 
510  /// Create a vector integer min reduction intrinsic of the source
511  /// vector.
512  CallInst *CreateIntMinReduce(Value *Src, bool IsSigned = false);
513 
514  /// Create a vector float max reduction intrinsic of the source
515  /// vector.
516  CallInst *CreateFPMaxReduce(Value *Src, bool NoNaN = false);
517 
518  /// Create a vector float min reduction intrinsic of the source
519  /// vector.
520  CallInst *CreateFPMinReduce(Value *Src, bool NoNaN = false);
521 
522  /// Create a lifetime.start intrinsic.
523  ///
524  /// If the pointer isn't i8* it will be converted.
525  CallInst *CreateLifetimeStart(Value *Ptr, ConstantInt *Size = nullptr);
526 
527  /// Create a lifetime.end intrinsic.
528  ///
529  /// If the pointer isn't i8* it will be converted.
530  CallInst *CreateLifetimeEnd(Value *Ptr, ConstantInt *Size = nullptr);
531 
532  /// Create a call to invariant.start intrinsic.
533  ///
534  /// If the pointer isn't i8* it will be converted.
535  CallInst *CreateInvariantStart(Value *Ptr, ConstantInt *Size = nullptr);
536 
537  /// Create a call to Masked Load intrinsic
538  CallInst *CreateMaskedLoad(Value *Ptr, unsigned Align, Value *Mask,
539  Value *PassThru = nullptr, const Twine &Name = "");
540 
541  /// Create a call to Masked Store intrinsic
542  CallInst *CreateMaskedStore(Value *Val, Value *Ptr, unsigned Align,
543  Value *Mask);
544 
545  /// Create a call to Masked Gather intrinsic
546  CallInst *CreateMaskedGather(Value *Ptrs, unsigned Align,
547  Value *Mask = nullptr,
548  Value *PassThru = nullptr,
549  const Twine& Name = "");
550 
551  /// Create a call to Masked Scatter intrinsic
552  CallInst *CreateMaskedScatter(Value *Val, Value *Ptrs, unsigned Align,
553  Value *Mask = nullptr);
554 
555  /// Create an assume intrinsic call that allows the optimizer to
556  /// assume that the provided condition will be true.
557  CallInst *CreateAssumption(Value *Cond);
558 
559  /// Create a call to the experimental.gc.statepoint intrinsic to
560  /// start a new statepoint sequence.
561  CallInst *CreateGCStatepointCall(uint64_t ID, uint32_t NumPatchBytes,
562  Value *ActualCallee,
563  ArrayRef<Value *> CallArgs,
564  ArrayRef<Value *> DeoptArgs,
565  ArrayRef<Value *> GCArgs,
566  const Twine &Name = "");
567 
568  /// Create a call to the experimental.gc.statepoint intrinsic to
569  /// start a new statepoint sequence.
570  CallInst *CreateGCStatepointCall(uint64_t ID, uint32_t NumPatchBytes,
571  Value *ActualCallee, uint32_t Flags,
572  ArrayRef<Use> CallArgs,
573  ArrayRef<Use> TransitionArgs,
574  ArrayRef<Use> DeoptArgs,
575  ArrayRef<Value *> GCArgs,
576  const Twine &Name = "");
577 
578  /// Conveninence function for the common case when CallArgs are filled
579  /// in using makeArrayRef(CS.arg_begin(), CS.arg_end()); Use needs to be
580  /// .get()'ed to get the Value pointer.
581  CallInst *CreateGCStatepointCall(uint64_t ID, uint32_t NumPatchBytes,
582  Value *ActualCallee, ArrayRef<Use> CallArgs,
583  ArrayRef<Value *> DeoptArgs,
584  ArrayRef<Value *> GCArgs,
585  const Twine &Name = "");
586 
587  /// Create an invoke to the experimental.gc.statepoint intrinsic to
588  /// start a new statepoint sequence.
589  InvokeInst *
590  CreateGCStatepointInvoke(uint64_t ID, uint32_t NumPatchBytes,
591  Value *ActualInvokee, BasicBlock *NormalDest,
592  BasicBlock *UnwindDest, ArrayRef<Value *> InvokeArgs,
593  ArrayRef<Value *> DeoptArgs,
594  ArrayRef<Value *> GCArgs, const Twine &Name = "");
595 
596  /// Create an invoke to the experimental.gc.statepoint intrinsic to
597  /// start a new statepoint sequence.
598  InvokeInst *CreateGCStatepointInvoke(
599  uint64_t ID, uint32_t NumPatchBytes, Value *ActualInvokee,
600  BasicBlock *NormalDest, BasicBlock *UnwindDest, uint32_t Flags,
601  ArrayRef<Use> InvokeArgs, ArrayRef<Use> TransitionArgs,
602  ArrayRef<Use> DeoptArgs, ArrayRef<Value *> GCArgs,
603  const Twine &Name = "");
604 
605  // Conveninence function for the common case when CallArgs are filled in using
606  // makeArrayRef(CS.arg_begin(), CS.arg_end()); Use needs to be .get()'ed to
607  // get the Value *.
608  InvokeInst *
609  CreateGCStatepointInvoke(uint64_t ID, uint32_t NumPatchBytes,
610  Value *ActualInvokee, BasicBlock *NormalDest,
611  BasicBlock *UnwindDest, ArrayRef<Use> InvokeArgs,
612  ArrayRef<Value *> DeoptArgs,
613  ArrayRef<Value *> GCArgs, const Twine &Name = "");
614 
615  /// Create a call to the experimental.gc.result intrinsic to extract
616  /// the result from a call wrapped in a statepoint.
617  CallInst *CreateGCResult(Instruction *Statepoint,
618  Type *ResultType,
619  const Twine &Name = "");
620 
621  /// Create a call to the experimental.gc.relocate intrinsics to
622  /// project the relocated value of one pointer from the statepoint.
623  CallInst *CreateGCRelocate(Instruction *Statepoint,
624  int BaseOffset,
625  int DerivedOffset,
626  Type *ResultType,
627  const Twine &Name = "");
628 
629  /// Create a call to intrinsic \p ID with 2 operands which is mangled on the
630  /// first type.
631  CallInst *CreateBinaryIntrinsic(Intrinsic::ID ID,
632  Value *LHS, Value *RHS,
633  const Twine &Name = "");
634 
635  /// Create a call to intrinsic \p ID with 1 or more operands assuming the
636  /// intrinsic and all operands have the same type. If \p FMFSource is
637  /// provided, copy fast-math-flags from that instruction to the intrinsic.
638  CallInst *CreateIntrinsic(Intrinsic::ID ID, ArrayRef<Value *> Args,
639  Instruction *FMFSource = nullptr,
640  const Twine &Name = "");
641 
642  /// Create call to the minnum intrinsic.
643  CallInst *CreateMinNum(Value *LHS, Value *RHS, const Twine &Name = "") {
644  return CreateBinaryIntrinsic(Intrinsic::minnum, LHS, RHS, Name);
645  }
646 
647  /// Create call to the maxnum intrinsic.
648  CallInst *CreateMaxNum(Value *LHS, Value *RHS, const Twine &Name = "") {
649  return CreateBinaryIntrinsic(Intrinsic::maxnum, LHS, RHS, Name);
650  }
651 
652 private:
653  /// Create a call to a masked intrinsic with given Id.
654  CallInst *CreateMaskedIntrinsic(Intrinsic::ID Id, ArrayRef<Value *> Ops,
655  ArrayRef<Type *> OverloadedTypes,
656  const Twine &Name = "");
657 
658  Value *getCastedInt8PtrValue(Value *Ptr);
659 };
660 
661 /// This provides a uniform API for creating instructions and inserting
662 /// them into a basic block: either at the end of a BasicBlock, or at a specific
663 /// iterator location in a block.
664 ///
665 /// Note that the builder does not expose the full generality of LLVM
666 /// instructions. For access to extra instruction properties, use the mutators
667 /// (e.g. setVolatile) on the instructions after they have been
668 /// created. Convenience state exists to specify fast-math flags and fp-math
669 /// tags.
670 ///
671 /// The first template argument specifies a class to use for creating constants.
672 /// This defaults to creating minimally folded constants. The second template
673 /// argument allows clients to specify custom insertion hooks that are called on
674 /// every newly created insertion.
675 template <typename T = ConstantFolder,
677 class IRBuilder : public IRBuilderBase, public Inserter {
678  T Folder;
679 
680 public:
681  IRBuilder(LLVMContext &C, const T &F, Inserter I = Inserter(),
682  MDNode *FPMathTag = nullptr,
683  ArrayRef<OperandBundleDef> OpBundles = None)
684  : IRBuilderBase(C, FPMathTag, OpBundles), Inserter(std::move(I)),
685  Folder(F) {}
686 
687  explicit IRBuilder(LLVMContext &C, MDNode *FPMathTag = nullptr,
688  ArrayRef<OperandBundleDef> OpBundles = None)
689  : IRBuilderBase(C, FPMathTag, OpBundles) {}
690 
691  explicit IRBuilder(BasicBlock *TheBB, const T &F, MDNode *FPMathTag = nullptr,
692  ArrayRef<OperandBundleDef> OpBundles = None)
693  : IRBuilderBase(TheBB->getContext(), FPMathTag, OpBundles), Folder(F) {
694  SetInsertPoint(TheBB);
695  }
696 
697  explicit IRBuilder(BasicBlock *TheBB, MDNode *FPMathTag = nullptr,
698  ArrayRef<OperandBundleDef> OpBundles = None)
699  : IRBuilderBase(TheBB->getContext(), FPMathTag, OpBundles) {
700  SetInsertPoint(TheBB);
701  }
702 
703  explicit IRBuilder(Instruction *IP, MDNode *FPMathTag = nullptr,
704  ArrayRef<OperandBundleDef> OpBundles = None)
705  : IRBuilderBase(IP->getContext(), FPMathTag, OpBundles) {
706  SetInsertPoint(IP);
707  }
708 
710  MDNode *FPMathTag = nullptr,
711  ArrayRef<OperandBundleDef> OpBundles = None)
712  : IRBuilderBase(TheBB->getContext(), FPMathTag, OpBundles), Folder(F) {
713  SetInsertPoint(TheBB, IP);
714  }
715 
717  MDNode *FPMathTag = nullptr,
718  ArrayRef<OperandBundleDef> OpBundles = None)
719  : IRBuilderBase(TheBB->getContext(), FPMathTag, OpBundles) {
720  SetInsertPoint(TheBB, IP);
721  }
722 
723  /// Get the constant folder being used.
724  const T &getFolder() { return Folder; }
725 
726  /// Insert and return the specified instruction.
727  template<typename InstTy>
728  InstTy *Insert(InstTy *I, const Twine &Name = "") const {
729  this->InsertHelper(I, Name, BB, InsertPt);
730  this->SetInstDebugLocation(I);
731  return I;
732  }
733 
734  /// No-op overload to handle constants.
735  Constant *Insert(Constant *C, const Twine& = "") const {
736  return C;
737  }
738 
739  //===--------------------------------------------------------------------===//
740  // Instruction creation methods: Terminators
741  //===--------------------------------------------------------------------===//
742 
743 private:
744  /// Helper to add branch weight and unpredictable metadata onto an
745  /// instruction.
746  /// \returns The annotated instruction.
747  template <typename InstTy>
748  InstTy *addBranchMetadata(InstTy *I, MDNode *Weights, MDNode *Unpredictable) {
749  if (Weights)
750  I->setMetadata(LLVMContext::MD_prof, Weights);
751  if (Unpredictable)
752  I->setMetadata(LLVMContext::MD_unpredictable, Unpredictable);
753  return I;
754  }
755 
756 public:
757  /// Create a 'ret void' instruction.
759  return Insert(ReturnInst::Create(Context));
760  }
761 
762  /// Create a 'ret <val>' instruction.
764  return Insert(ReturnInst::Create(Context, V));
765  }
766 
767  /// Create a sequence of N insertvalue instructions,
768  /// with one Value from the retVals array each, that build a aggregate
769  /// return value one value at a time, and a ret instruction to return
770  /// the resulting aggregate value.
771  ///
772  /// This is a convenience function for code that uses aggregate return values
773  /// as a vehicle for having multiple return values.
774  ReturnInst *CreateAggregateRet(Value *const *retVals, unsigned N) {
775  Value *V = UndefValue::get(getCurrentFunctionReturnType());
776  for (unsigned i = 0; i != N; ++i)
777  V = CreateInsertValue(V, retVals[i], i, "mrv");
778  return Insert(ReturnInst::Create(Context, V));
779  }
780 
781  /// Create an unconditional 'br label X' instruction.
783  return Insert(BranchInst::Create(Dest));
784  }
785 
786  /// Create a conditional 'br Cond, TrueDest, FalseDest'
787  /// instruction.
789  MDNode *BranchWeights = nullptr,
790  MDNode *Unpredictable = nullptr) {
791  return Insert(addBranchMetadata(BranchInst::Create(True, False, Cond),
792  BranchWeights, Unpredictable));
793  }
794 
795  /// Create a conditional 'br Cond, TrueDest, FalseDest'
796  /// instruction. Copy branch meta data if available.
798  Instruction *MDSrc) {
799  BranchInst *Br = BranchInst::Create(True, False, Cond);
800  if (MDSrc) {
803  Br->copyMetadata(*MDSrc, makeArrayRef(&WL[0], 4));
804  }
805  return Insert(Br);
806  }
807 
808  /// Create a switch instruction with the specified value, default dest,
809  /// and with a hint for the number of cases that will be added (for efficient
810  /// allocation).
811  SwitchInst *CreateSwitch(Value *V, BasicBlock *Dest, unsigned NumCases = 10,
812  MDNode *BranchWeights = nullptr,
813  MDNode *Unpredictable = nullptr) {
814  return Insert(addBranchMetadata(SwitchInst::Create(V, Dest, NumCases),
815  BranchWeights, Unpredictable));
816  }
817 
818  /// Create an indirect branch instruction with the specified address
819  /// operand, with an optional hint for the number of destinations that will be
820  /// added (for efficient allocation).
821  IndirectBrInst *CreateIndirectBr(Value *Addr, unsigned NumDests = 10) {
822  return Insert(IndirectBrInst::Create(Addr, NumDests));
823  }
824 
825  /// Create an invoke instruction.
827  BasicBlock *UnwindDest,
829  const Twine &Name = "") {
830  return Insert(InvokeInst::Create(Callee, NormalDest, UnwindDest, Args),
831  Name);
832  }
834  BasicBlock *UnwindDest, ArrayRef<Value *> Args,
835  ArrayRef<OperandBundleDef> OpBundles,
836  const Twine &Name = "") {
837  return Insert(InvokeInst::Create(Callee, NormalDest, UnwindDest, Args,
838  OpBundles), Name);
839  }
840 
842  return Insert(ResumeInst::Create(Exn));
843  }
844 
846  BasicBlock *UnwindBB = nullptr) {
847  return Insert(CleanupReturnInst::Create(CleanupPad, UnwindBB));
848  }
849 
851  unsigned NumHandlers,
852  const Twine &Name = "") {
853  return Insert(CatchSwitchInst::Create(ParentPad, UnwindBB, NumHandlers),
854  Name);
855  }
856 
858  const Twine &Name = "") {
859  return Insert(CatchPadInst::Create(ParentPad, Args), Name);
860  }
861 
864  const Twine &Name = "") {
865  return Insert(CleanupPadInst::Create(ParentPad, Args), Name);
866  }
867 
869  return Insert(CatchReturnInst::Create(CatchPad, BB));
870  }
871 
873  return Insert(new UnreachableInst(Context));
874  }
875 
876  //===--------------------------------------------------------------------===//
877  // Instruction creation methods: Binary Operators
878  //===--------------------------------------------------------------------===//
879 private:
880  BinaryOperator *CreateInsertNUWNSWBinOp(BinaryOperator::BinaryOps Opc,
881  Value *LHS, Value *RHS,
882  const Twine &Name,
883  bool HasNUW, bool HasNSW) {
884  BinaryOperator *BO = Insert(BinaryOperator::Create(Opc, LHS, RHS), Name);
885  if (HasNUW) BO->setHasNoUnsignedWrap();
886  if (HasNSW) BO->setHasNoSignedWrap();
887  return BO;
888  }
889 
890  Instruction *setFPAttrs(Instruction *I, MDNode *FPMD,
891  FastMathFlags FMF) const {
892  if (!FPMD)
893  FPMD = DefaultFPMathTag;
894  if (FPMD)
896  I->setFastMathFlags(FMF);
897  return I;
898  }
899 
900  Value *foldConstant(Instruction::BinaryOps Opc, Value *L,
901  Value *R, const Twine &Name = nullptr) const {
902  auto *LC = dyn_cast<Constant>(L);
903  auto *RC = dyn_cast<Constant>(R);
904  return (LC && RC) ? Insert(Folder.CreateBinOp(Opc, LC, RC), Name) : nullptr;
905  }
906 
907 public:
908  Value *CreateAdd(Value *LHS, Value *RHS, const Twine &Name = "",
909  bool HasNUW = false, bool HasNSW = false) {
910  if (auto *LC = dyn_cast<Constant>(LHS))
911  if (auto *RC = dyn_cast<Constant>(RHS))
912  return Insert(Folder.CreateAdd(LC, RC, HasNUW, HasNSW), Name);
913  return CreateInsertNUWNSWBinOp(Instruction::Add, LHS, RHS, Name,
914  HasNUW, HasNSW);
915  }
916 
917  Value *CreateNSWAdd(Value *LHS, Value *RHS, const Twine &Name = "") {
918  return CreateAdd(LHS, RHS, Name, false, true);
919  }
920 
921  Value *CreateNUWAdd(Value *LHS, Value *RHS, const Twine &Name = "") {
922  return CreateAdd(LHS, RHS, Name, true, false);
923  }
924 
925  Value *CreateSub(Value *LHS, Value *RHS, const Twine &Name = "",
926  bool HasNUW = false, bool HasNSW = false) {
927  if (auto *LC = dyn_cast<Constant>(LHS))
928  if (auto *RC = dyn_cast<Constant>(RHS))
929  return Insert(Folder.CreateSub(LC, RC, HasNUW, HasNSW), Name);
930  return CreateInsertNUWNSWBinOp(Instruction::Sub, LHS, RHS, Name,
931  HasNUW, HasNSW);
932  }
933 
934  Value *CreateNSWSub(Value *LHS, Value *RHS, const Twine &Name = "") {
935  return CreateSub(LHS, RHS, Name, false, true);
936  }
937 
938  Value *CreateNUWSub(Value *LHS, Value *RHS, const Twine &Name = "") {
939  return CreateSub(LHS, RHS, Name, true, false);
940  }
941 
942  Value *CreateMul(Value *LHS, Value *RHS, const Twine &Name = "",
943  bool HasNUW = false, bool HasNSW = false) {
944  if (auto *LC = dyn_cast<Constant>(LHS))
945  if (auto *RC = dyn_cast<Constant>(RHS))
946  return Insert(Folder.CreateMul(LC, RC, HasNUW, HasNSW), Name);
947  return CreateInsertNUWNSWBinOp(Instruction::Mul, LHS, RHS, Name,
948  HasNUW, HasNSW);
949  }
950 
951  Value *CreateNSWMul(Value *LHS, Value *RHS, const Twine &Name = "") {
952  return CreateMul(LHS, RHS, Name, false, true);
953  }
954 
955  Value *CreateNUWMul(Value *LHS, Value *RHS, const Twine &Name = "") {
956  return CreateMul(LHS, RHS, Name, true, false);
957  }
958 
959  Value *CreateUDiv(Value *LHS, Value *RHS, const Twine &Name = "",
960  bool isExact = false) {
961  if (auto *LC = dyn_cast<Constant>(LHS))
962  if (auto *RC = dyn_cast<Constant>(RHS))
963  return Insert(Folder.CreateUDiv(LC, RC, isExact), Name);
964  if (!isExact)
965  return Insert(BinaryOperator::CreateUDiv(LHS, RHS), Name);
966  return Insert(BinaryOperator::CreateExactUDiv(LHS, RHS), Name);
967  }
968 
969  Value *CreateExactUDiv(Value *LHS, Value *RHS, const Twine &Name = "") {
970  return CreateUDiv(LHS, RHS, Name, true);
971  }
972 
973  Value *CreateSDiv(Value *LHS, Value *RHS, const Twine &Name = "",
974  bool isExact = false) {
975  if (auto *LC = dyn_cast<Constant>(LHS))
976  if (auto *RC = dyn_cast<Constant>(RHS))
977  return Insert(Folder.CreateSDiv(LC, RC, isExact), Name);
978  if (!isExact)
979  return Insert(BinaryOperator::CreateSDiv(LHS, RHS), Name);
980  return Insert(BinaryOperator::CreateExactSDiv(LHS, RHS), Name);
981  }
982 
983  Value *CreateExactSDiv(Value *LHS, Value *RHS, const Twine &Name = "") {
984  return CreateSDiv(LHS, RHS, Name, true);
985  }
986 
987  Value *CreateURem(Value *LHS, Value *RHS, const Twine &Name = "") {
988  if (Value *V = foldConstant(Instruction::URem, LHS, RHS, Name)) return V;
989  return Insert(BinaryOperator::CreateURem(LHS, RHS), Name);
990  }
991 
992  Value *CreateSRem(Value *LHS, Value *RHS, const Twine &Name = "") {
993  if (Value *V = foldConstant(Instruction::SRem, LHS, RHS, Name)) return V;
994  return Insert(BinaryOperator::CreateSRem(LHS, RHS), Name);
995  }
996 
997  Value *CreateShl(Value *LHS, Value *RHS, const Twine &Name = "",
998  bool HasNUW = false, bool HasNSW = false) {
999  if (auto *LC = dyn_cast<Constant>(LHS))
1000  if (auto *RC = dyn_cast<Constant>(RHS))
1001  return Insert(Folder.CreateShl(LC, RC, HasNUW, HasNSW), Name);
1002  return CreateInsertNUWNSWBinOp(Instruction::Shl, LHS, RHS, Name,
1003  HasNUW, HasNSW);
1004  }
1005 
1006  Value *CreateShl(Value *LHS, const APInt &RHS, const Twine &Name = "",
1007  bool HasNUW = false, bool HasNSW = false) {
1008  return CreateShl(LHS, ConstantInt::get(LHS->getType(), RHS), Name,
1009  HasNUW, HasNSW);
1010  }
1011 
1012  Value *CreateShl(Value *LHS, uint64_t RHS, const Twine &Name = "",
1013  bool HasNUW = false, bool HasNSW = false) {
1014  return CreateShl(LHS, ConstantInt::get(LHS->getType(), RHS), Name,
1015  HasNUW, HasNSW);
1016  }
1017 
1018  Value *CreateLShr(Value *LHS, Value *RHS, const Twine &Name = "",
1019  bool isExact = false) {
1020  if (auto *LC = dyn_cast<Constant>(LHS))
1021  if (auto *RC = dyn_cast<Constant>(RHS))
1022  return Insert(Folder.CreateLShr(LC, RC, isExact), Name);
1023  if (!isExact)
1024  return Insert(BinaryOperator::CreateLShr(LHS, RHS), Name);
1025  return Insert(BinaryOperator::CreateExactLShr(LHS, RHS), Name);
1026  }
1027 
1028  Value *CreateLShr(Value *LHS, const APInt &RHS, const Twine &Name = "",
1029  bool isExact = false) {
1030  return CreateLShr(LHS, ConstantInt::get(LHS->getType(), RHS), Name,isExact);
1031  }
1032 
1033  Value *CreateLShr(Value *LHS, uint64_t RHS, const Twine &Name = "",
1034  bool isExact = false) {
1035  return CreateLShr(LHS, ConstantInt::get(LHS->getType(), RHS), Name,isExact);
1036  }
1037 
1038  Value *CreateAShr(Value *LHS, Value *RHS, const Twine &Name = "",
1039  bool isExact = false) {
1040  if (auto *LC = dyn_cast<Constant>(LHS))
1041  if (auto *RC = dyn_cast<Constant>(RHS))
1042  return Insert(Folder.CreateAShr(LC, RC, isExact), Name);
1043  if (!isExact)
1044  return Insert(BinaryOperator::CreateAShr(LHS, RHS), Name);
1045  return Insert(BinaryOperator::CreateExactAShr(LHS, RHS), Name);
1046  }
1047 
1048  Value *CreateAShr(Value *LHS, const APInt &RHS, const Twine &Name = "",
1049  bool isExact = false) {
1050  return CreateAShr(LHS, ConstantInt::get(LHS->getType(), RHS), Name,isExact);
1051  }
1052 
1053  Value *CreateAShr(Value *LHS, uint64_t RHS, const Twine &Name = "",
1054  bool isExact = false) {
1055  return CreateAShr(LHS, ConstantInt::get(LHS->getType(), RHS), Name,isExact);
1056  }
1057 
1058  Value *CreateAnd(Value *LHS, Value *RHS, const Twine &Name = "") {
1059  if (auto *RC = dyn_cast<Constant>(RHS)) {
1060  if (isa<ConstantInt>(RC) && cast<ConstantInt>(RC)->isMinusOne())
1061  return LHS; // LHS & -1 -> LHS
1062  if (auto *LC = dyn_cast<Constant>(LHS))
1063  return Insert(Folder.CreateAnd(LC, RC), Name);
1064  }
1065  return Insert(BinaryOperator::CreateAnd(LHS, RHS), Name);
1066  }
1067 
1068  Value *CreateAnd(Value *LHS, const APInt &RHS, const Twine &Name = "") {
1069  return CreateAnd(LHS, ConstantInt::get(LHS->getType(), RHS), Name);
1070  }
1071 
1072  Value *CreateAnd(Value *LHS, uint64_t RHS, const Twine &Name = "") {
1073  return CreateAnd(LHS, ConstantInt::get(LHS->getType(), RHS), Name);
1074  }
1075 
1076  Value *CreateOr(Value *LHS, Value *RHS, const Twine &Name = "") {
1077  if (auto *RC = dyn_cast<Constant>(RHS)) {
1078  if (RC->isNullValue())
1079  return LHS; // LHS | 0 -> LHS
1080  if (auto *LC = dyn_cast<Constant>(LHS))
1081  return Insert(Folder.CreateOr(LC, RC), Name);
1082  }
1083  return Insert(BinaryOperator::CreateOr(LHS, RHS), Name);
1084  }
1085 
1086  Value *CreateOr(Value *LHS, const APInt &RHS, const Twine &Name = "") {
1087  return CreateOr(LHS, ConstantInt::get(LHS->getType(), RHS), Name);
1088  }
1089 
1090  Value *CreateOr(Value *LHS, uint64_t RHS, const Twine &Name = "") {
1091  return CreateOr(LHS, ConstantInt::get(LHS->getType(), RHS), Name);
1092  }
1093 
1094  Value *CreateXor(Value *LHS, Value *RHS, const Twine &Name = "") {
1095  if (Value *V = foldConstant(Instruction::Xor, LHS, RHS, Name)) return V;
1096  return Insert(BinaryOperator::CreateXor(LHS, RHS), Name);
1097  }
1098 
1099  Value *CreateXor(Value *LHS, const APInt &RHS, const Twine &Name = "") {
1100  return CreateXor(LHS, ConstantInt::get(LHS->getType(), RHS), Name);
1101  }
1102 
1103  Value *CreateXor(Value *LHS, uint64_t RHS, const Twine &Name = "") {
1104  return CreateXor(LHS, ConstantInt::get(LHS->getType(), RHS), Name);
1105  }
1106 
1107  Value *CreateFAdd(Value *L, Value *R, const Twine &Name = "",
1108  MDNode *FPMD = nullptr) {
1109  if (Value *V = foldConstant(Instruction::FAdd, L, R, Name)) return V;
1110  Instruction *I = setFPAttrs(BinaryOperator::CreateFAdd(L, R), FPMD, FMF);
1111  return Insert(I, Name);
1112  }
1113 
1114  /// Copy fast-math-flags from an instruction rather than using the builder's
1115  /// default FMF.
1117  const Twine &Name = "") {
1118  if (Value *V = foldConstant(Instruction::FAdd, L, R, Name)) return V;
1119  Instruction *I = setFPAttrs(BinaryOperator::CreateFAdd(L, R), nullptr,
1120  FMFSource->getFastMathFlags());
1121  return Insert(I, Name);
1122  }
1123 
1124  Value *CreateFSub(Value *L, Value *R, const Twine &Name = "",
1125  MDNode *FPMD = nullptr) {
1126  if (Value *V = foldConstant(Instruction::FSub, L, R, Name)) return V;
1127  Instruction *I = setFPAttrs(BinaryOperator::CreateFSub(L, R), FPMD, FMF);
1128  return Insert(I, Name);
1129  }
1130 
1131  /// Copy fast-math-flags from an instruction rather than using the builder's
1132  /// default FMF.
1134  const Twine &Name = "") {
1135  if (Value *V = foldConstant(Instruction::FSub, L, R, Name)) return V;
1136  Instruction *I = setFPAttrs(BinaryOperator::CreateFSub(L, R), nullptr,
1137  FMFSource->getFastMathFlags());
1138  return Insert(I, Name);
1139  }
1140 
1141  Value *CreateFMul(Value *L, Value *R, const Twine &Name = "",
1142  MDNode *FPMD = nullptr) {
1143  if (Value *V = foldConstant(Instruction::FMul, L, R, Name)) return V;
1144  Instruction *I = setFPAttrs(BinaryOperator::CreateFMul(L, R), FPMD, FMF);
1145  return Insert(I, Name);
1146  }
1147 
1148  /// Copy fast-math-flags from an instruction rather than using the builder's
1149  /// default FMF.
1151  const Twine &Name = "") {
1152  if (Value *V = foldConstant(Instruction::FMul, L, R, Name)) return V;
1153  Instruction *I = setFPAttrs(BinaryOperator::CreateFMul(L, R), nullptr,
1154  FMFSource->getFastMathFlags());
1155  return Insert(I, Name);
1156  }
1157 
1158  Value *CreateFDiv(Value *L, Value *R, const Twine &Name = "",
1159  MDNode *FPMD = nullptr) {
1160  if (Value *V = foldConstant(Instruction::FDiv, L, R, Name)) return V;
1161  Instruction *I = setFPAttrs(BinaryOperator::CreateFDiv(L, R), FPMD, FMF);
1162  return Insert(I, Name);
1163  }
1164 
1165  /// Copy fast-math-flags from an instruction rather than using the builder's
1166  /// default FMF.
1168  const Twine &Name = "") {
1169  if (Value *V = foldConstant(Instruction::FDiv, L, R, Name)) return V;
1170  Instruction *I = setFPAttrs(BinaryOperator::CreateFDiv(L, R), nullptr,
1171  FMFSource->getFastMathFlags());
1172  return Insert(I, Name);
1173  }
1174 
1175  Value *CreateFRem(Value *L, Value *R, const Twine &Name = "",
1176  MDNode *FPMD = nullptr) {
1177  if (Value *V = foldConstant(Instruction::FRem, L, R, Name)) return V;
1178  Instruction *I = setFPAttrs(BinaryOperator::CreateFRem(L, R), FPMD, FMF);
1179  return Insert(I, Name);
1180  }
1181 
1182  /// Copy fast-math-flags from an instruction rather than using the builder's
1183  /// default FMF.
1185  const Twine &Name = "") {
1186  if (Value *V = foldConstant(Instruction::FRem, L, R, Name)) return V;
1187  Instruction *I = setFPAttrs(BinaryOperator::CreateFRem(L, R), nullptr,
1188  FMFSource->getFastMathFlags());
1189  return Insert(I, Name);
1190  }
1191 
1193  Value *LHS, Value *RHS, const Twine &Name = "",
1194  MDNode *FPMathTag = nullptr) {
1195  if (Value *V = foldConstant(Opc, LHS, RHS, Name)) return V;
1196  Instruction *BinOp = BinaryOperator::Create(Opc, LHS, RHS);
1197  if (isa<FPMathOperator>(BinOp))
1198  BinOp = setFPAttrs(BinOp, FPMathTag, FMF);
1199  return Insert(BinOp, Name);
1200  }
1201 
1202  Value *CreateNeg(Value *V, const Twine &Name = "",
1203  bool HasNUW = false, bool HasNSW = false) {
1204  if (auto *VC = dyn_cast<Constant>(V))
1205  return Insert(Folder.CreateNeg(VC, HasNUW, HasNSW), Name);
1206  BinaryOperator *BO = Insert(BinaryOperator::CreateNeg(V), Name);
1207  if (HasNUW) BO->setHasNoUnsignedWrap();
1208  if (HasNSW) BO->setHasNoSignedWrap();
1209  return BO;
1210  }
1211 
1212  Value *CreateNSWNeg(Value *V, const Twine &Name = "") {
1213  return CreateNeg(V, Name, false, true);
1214  }
1215 
1216  Value *CreateNUWNeg(Value *V, const Twine &Name = "") {
1217  return CreateNeg(V, Name, true, false);
1218  }
1219 
1220  Value *CreateFNeg(Value *V, const Twine &Name = "",
1221  MDNode *FPMathTag = nullptr) {
1222  if (auto *VC = dyn_cast<Constant>(V))
1223  return Insert(Folder.CreateFNeg(VC), Name);
1224  return Insert(setFPAttrs(BinaryOperator::CreateFNeg(V), FPMathTag, FMF),
1225  Name);
1226  }
1227 
1228  Value *CreateNot(Value *V, const Twine &Name = "") {
1229  if (auto *VC = dyn_cast<Constant>(V))
1230  return Insert(Folder.CreateNot(VC), Name);
1231  return Insert(BinaryOperator::CreateNot(V), Name);
1232  }
1233 
1234  //===--------------------------------------------------------------------===//
1235  // Instruction creation methods: Memory Instructions
1236  //===--------------------------------------------------------------------===//
1237 
1238  AllocaInst *CreateAlloca(Type *Ty, unsigned AddrSpace,
1239  Value *ArraySize = nullptr, const Twine &Name = "") {
1240  return Insert(new AllocaInst(Ty, AddrSpace, ArraySize), Name);
1241  }
1242 
1243  AllocaInst *CreateAlloca(Type *Ty, Value *ArraySize = nullptr,
1244  const Twine &Name = "") {
1245  const DataLayout &DL = BB->getParent()->getParent()->getDataLayout();
1246  return Insert(new AllocaInst(Ty, DL.getAllocaAddrSpace(), ArraySize), Name);
1247  }
1248 
1249  /// Provided to resolve 'CreateLoad(Ptr, "...")' correctly, instead of
1250  /// converting the string to 'bool' for the isVolatile parameter.
1251  LoadInst *CreateLoad(Value *Ptr, const char *Name) {
1252  return Insert(new LoadInst(Ptr), Name);
1253  }
1254 
1255  LoadInst *CreateLoad(Value *Ptr, const Twine &Name = "") {
1256  return Insert(new LoadInst(Ptr), Name);
1257  }
1258 
1259  LoadInst *CreateLoad(Type *Ty, Value *Ptr, const Twine &Name = "") {
1260  return Insert(new LoadInst(Ty, Ptr), Name);
1261  }
1262 
1263  LoadInst *CreateLoad(Value *Ptr, bool isVolatile, const Twine &Name = "") {
1264  return Insert(new LoadInst(Ptr, nullptr, isVolatile), Name);
1265  }
1266 
1267  StoreInst *CreateStore(Value *Val, Value *Ptr, bool isVolatile = false) {
1268  return Insert(new StoreInst(Val, Ptr, isVolatile));
1269  }
1270 
1271  /// Provided to resolve 'CreateAlignedLoad(Ptr, Align, "...")'
1272  /// correctly, instead of converting the string to 'bool' for the isVolatile
1273  /// parameter.
1274  LoadInst *CreateAlignedLoad(Value *Ptr, unsigned Align, const char *Name) {
1275  LoadInst *LI = CreateLoad(Ptr, Name);
1276  LI->setAlignment(Align);
1277  return LI;
1278  }
1280  const Twine &Name = "") {
1281  LoadInst *LI = CreateLoad(Ptr, Name);
1282  LI->setAlignment(Align);
1283  return LI;
1284  }
1286  const Twine &Name = "") {
1287  LoadInst *LI = CreateLoad(Ptr, isVolatile, Name);
1288  LI->setAlignment(Align);
1289  return LI;
1290  }
1291 
1293  bool isVolatile = false) {
1294  StoreInst *SI = CreateStore(Val, Ptr, isVolatile);
1295  SI->setAlignment(Align);
1296  return SI;
1297  }
1298 
1301  const Twine &Name = "") {
1302  return Insert(new FenceInst(Context, Ordering, SSID), Name);
1303  }
1304 
1307  AtomicOrdering SuccessOrdering,
1308  AtomicOrdering FailureOrdering,
1310  return Insert(new AtomicCmpXchgInst(Ptr, Cmp, New, SuccessOrdering,
1311  FailureOrdering, SSID));
1312  }
1313 
1315  AtomicOrdering Ordering,
1317  return Insert(new AtomicRMWInst(Op, Ptr, Val, Ordering, SSID));
1318  }
1319 
1321  const Twine &Name = "") {
1322  return CreateGEP(nullptr, Ptr, IdxList, Name);
1323  }
1324 
1326  const Twine &Name = "") {
1327  if (auto *PC = dyn_cast<Constant>(Ptr)) {
1328  // Every index must be constant.
1329  size_t i, e;
1330  for (i = 0, e = IdxList.size(); i != e; ++i)
1331  if (!isa<Constant>(IdxList[i]))
1332  break;
1333  if (i == e)
1334  return Insert(Folder.CreateGetElementPtr(Ty, PC, IdxList), Name);
1335  }
1336  return Insert(GetElementPtrInst::Create(Ty, Ptr, IdxList), Name);
1337  }
1338 
1340  const Twine &Name = "") {
1341  return CreateInBoundsGEP(nullptr, Ptr, IdxList, Name);
1342  }
1343 
1345  const Twine &Name = "") {
1346  if (auto *PC = dyn_cast<Constant>(Ptr)) {
1347  // Every index must be constant.
1348  size_t i, e;
1349  for (i = 0, e = IdxList.size(); i != e; ++i)
1350  if (!isa<Constant>(IdxList[i]))
1351  break;
1352  if (i == e)
1353  return Insert(Folder.CreateInBoundsGetElementPtr(Ty, PC, IdxList),
1354  Name);
1355  }
1356  return Insert(GetElementPtrInst::CreateInBounds(Ty, Ptr, IdxList), Name);
1357  }
1358 
1359  Value *CreateGEP(Value *Ptr, Value *Idx, const Twine &Name = "") {
1360  return CreateGEP(nullptr, Ptr, Idx, Name);
1361  }
1362 
1363  Value *CreateGEP(Type *Ty, Value *Ptr, Value *Idx, const Twine &Name = "") {
1364  if (auto *PC = dyn_cast<Constant>(Ptr))
1365  if (auto *IC = dyn_cast<Constant>(Idx))
1366  return Insert(Folder.CreateGetElementPtr(Ty, PC, IC), Name);
1367  return Insert(GetElementPtrInst::Create(Ty, Ptr, Idx), Name);
1368  }
1369 
1371  const Twine &Name = "") {
1372  if (auto *PC = dyn_cast<Constant>(Ptr))
1373  if (auto *IC = dyn_cast<Constant>(Idx))
1374  return Insert(Folder.CreateInBoundsGetElementPtr(Ty, PC, IC), Name);
1375  return Insert(GetElementPtrInst::CreateInBounds(Ty, Ptr, Idx), Name);
1376  }
1377 
1378  Value *CreateConstGEP1_32(Value *Ptr, unsigned Idx0, const Twine &Name = "") {
1379  return CreateConstGEP1_32(nullptr, Ptr, Idx0, Name);
1380  }
1381 
1382  Value *CreateConstGEP1_32(Type *Ty, Value *Ptr, unsigned Idx0,
1383  const Twine &Name = "") {
1385 
1386  if (auto *PC = dyn_cast<Constant>(Ptr))
1387  return Insert(Folder.CreateGetElementPtr(Ty, PC, Idx), Name);
1388 
1389  return Insert(GetElementPtrInst::Create(Ty, Ptr, Idx), Name);
1390  }
1391 
1392  Value *CreateConstInBoundsGEP1_32(Type *Ty, Value *Ptr, unsigned Idx0,
1393  const Twine &Name = "") {
1395 
1396  if (auto *PC = dyn_cast<Constant>(Ptr))
1397  return Insert(Folder.CreateInBoundsGetElementPtr(Ty, PC, Idx), Name);
1398 
1399  return Insert(GetElementPtrInst::CreateInBounds(Ty, Ptr, Idx), Name);
1400  }
1401 
1402  Value *CreateConstGEP2_32(Type *Ty, Value *Ptr, unsigned Idx0, unsigned Idx1,
1403  const Twine &Name = "") {
1404  Value *Idxs[] = {
1407  };
1408 
1409  if (auto *PC = dyn_cast<Constant>(Ptr))
1410  return Insert(Folder.CreateGetElementPtr(Ty, PC, Idxs), Name);
1411 
1412  return Insert(GetElementPtrInst::Create(Ty, Ptr, Idxs), Name);
1413  }
1414 
1415  Value *CreateConstInBoundsGEP2_32(Type *Ty, Value *Ptr, unsigned Idx0,
1416  unsigned Idx1, const Twine &Name = "") {
1417  Value *Idxs[] = {
1420  };
1421 
1422  if (auto *PC = dyn_cast<Constant>(Ptr))
1423  return Insert(Folder.CreateInBoundsGetElementPtr(Ty, PC, Idxs), Name);
1424 
1425  return Insert(GetElementPtrInst::CreateInBounds(Ty, Ptr, Idxs), Name);
1426  }
1427 
1428  Value *CreateConstGEP1_64(Value *Ptr, uint64_t Idx0, const Twine &Name = "") {
1430 
1431  if (auto *PC = dyn_cast<Constant>(Ptr))
1432  return Insert(Folder.CreateGetElementPtr(nullptr, PC, Idx), Name);
1433 
1434  return Insert(GetElementPtrInst::Create(nullptr, Ptr, Idx), Name);
1435  }
1436 
1438  const Twine &Name = "") {
1440 
1441  if (auto *PC = dyn_cast<Constant>(Ptr))
1442  return Insert(Folder.CreateInBoundsGetElementPtr(nullptr, PC, Idx), Name);
1443 
1444  return Insert(GetElementPtrInst::CreateInBounds(nullptr, Ptr, Idx), Name);
1445  }
1446 
1447  Value *CreateConstGEP2_64(Value *Ptr, uint64_t Idx0, uint64_t Idx1,
1448  const Twine &Name = "") {
1449  Value *Idxs[] = {
1452  };
1453 
1454  if (auto *PC = dyn_cast<Constant>(Ptr))
1455  return Insert(Folder.CreateGetElementPtr(nullptr, PC, Idxs), Name);
1456 
1457  return Insert(GetElementPtrInst::Create(nullptr, Ptr, Idxs), Name);
1458  }
1459 
1460  Value *CreateConstInBoundsGEP2_64(Value *Ptr, uint64_t Idx0, uint64_t Idx1,
1461  const Twine &Name = "") {
1462  Value *Idxs[] = {
1465  };
1466 
1467  if (auto *PC = dyn_cast<Constant>(Ptr))
1468  return Insert(Folder.CreateInBoundsGetElementPtr(nullptr, PC, Idxs),
1469  Name);
1470 
1471  return Insert(GetElementPtrInst::CreateInBounds(nullptr, Ptr, Idxs), Name);
1472  }
1473 
1474  Value *CreateStructGEP(Type *Ty, Value *Ptr, unsigned Idx,
1475  const Twine &Name = "") {
1476  return CreateConstInBoundsGEP2_32(Ty, Ptr, 0, Idx, Name);
1477  }
1478 
1479  Value *CreateStructGEP(Value *Ptr, unsigned Idx, const Twine &Name = "") {
1480  return CreateConstInBoundsGEP2_32(nullptr, Ptr, 0, Idx, Name);
1481  }
1482 
1483  /// Same as CreateGlobalString, but return a pointer with "i8*" type
1484  /// instead of a pointer to array of i8.
1486  unsigned AddressSpace = 0) {
1487  GlobalVariable *GV = CreateGlobalString(Str, Name, AddressSpace);
1489  Constant *Indices[] = {Zero, Zero};
1491  Indices);
1492  }
1493 
1494  //===--------------------------------------------------------------------===//
1495  // Instruction creation methods: Cast/Conversion Operators
1496  //===--------------------------------------------------------------------===//
1497 
1498  Value *CreateTrunc(Value *V, Type *DestTy, const Twine &Name = "") {
1499  return CreateCast(Instruction::Trunc, V, DestTy, Name);
1500  }
1501 
1502  Value *CreateZExt(Value *V, Type *DestTy, const Twine &Name = "") {
1503  return CreateCast(Instruction::ZExt, V, DestTy, Name);
1504  }
1505 
1506  Value *CreateSExt(Value *V, Type *DestTy, const Twine &Name = "") {
1507  return CreateCast(Instruction::SExt, V, DestTy, Name);
1508  }
1509 
1510  /// Create a ZExt or Trunc from the integer value V to DestTy. Return
1511  /// the value untouched if the type of V is already DestTy.
1513  const Twine &Name = "") {
1514  assert(V->getType()->isIntOrIntVectorTy() &&
1515  DestTy->isIntOrIntVectorTy() &&
1516  "Can only zero extend/truncate integers!");
1517  Type *VTy = V->getType();
1518  if (VTy->getScalarSizeInBits() < DestTy->getScalarSizeInBits())
1519  return CreateZExt(V, DestTy, Name);
1520  if (VTy->getScalarSizeInBits() > DestTy->getScalarSizeInBits())
1521  return CreateTrunc(V, DestTy, Name);
1522  return V;
1523  }
1524 
1525  /// Create a SExt or Trunc from the integer value V to DestTy. Return
1526  /// the value untouched if the type of V is already DestTy.
1528  const Twine &Name = "") {
1529  assert(V->getType()->isIntOrIntVectorTy() &&
1530  DestTy->isIntOrIntVectorTy() &&
1531  "Can only sign extend/truncate integers!");
1532  Type *VTy = V->getType();
1533  if (VTy->getScalarSizeInBits() < DestTy->getScalarSizeInBits())
1534  return CreateSExt(V, DestTy, Name);
1535  if (VTy->getScalarSizeInBits() > DestTy->getScalarSizeInBits())
1536  return CreateTrunc(V, DestTy, Name);
1537  return V;
1538  }
1539 
1540  Value *CreateFPToUI(Value *V, Type *DestTy, const Twine &Name = ""){
1541  return CreateCast(Instruction::FPToUI, V, DestTy, Name);
1542  }
1543 
1544  Value *CreateFPToSI(Value *V, Type *DestTy, const Twine &Name = ""){
1545  return CreateCast(Instruction::FPToSI, V, DestTy, Name);
1546  }
1547 
1548  Value *CreateUIToFP(Value *V, Type *DestTy, const Twine &Name = ""){
1549  return CreateCast(Instruction::UIToFP, V, DestTy, Name);
1550  }
1551 
1552  Value *CreateSIToFP(Value *V, Type *DestTy, const Twine &Name = ""){
1553  return CreateCast(Instruction::SIToFP, V, DestTy, Name);
1554  }
1555 
1557  const Twine &Name = "") {
1558  return CreateCast(Instruction::FPTrunc, V, DestTy, Name);
1559  }
1560 
1561  Value *CreateFPExt(Value *V, Type *DestTy, const Twine &Name = "") {
1562  return CreateCast(Instruction::FPExt, V, DestTy, Name);
1563  }
1564 
1566  const Twine &Name = "") {
1567  return CreateCast(Instruction::PtrToInt, V, DestTy, Name);
1568  }
1569 
1571  const Twine &Name = "") {
1572  return CreateCast(Instruction::IntToPtr, V, DestTy, Name);
1573  }
1574 
1576  const Twine &Name = "") {
1577  return CreateCast(Instruction::BitCast, V, DestTy, Name);
1578  }
1579 
1581  const Twine &Name = "") {
1582  return CreateCast(Instruction::AddrSpaceCast, V, DestTy, Name);
1583  }
1584 
1586  const Twine &Name = "") {
1587  if (V->getType() == DestTy)
1588  return V;
1589  if (auto *VC = dyn_cast<Constant>(V))
1590  return Insert(Folder.CreateZExtOrBitCast(VC, DestTy), Name);
1591  return Insert(CastInst::CreateZExtOrBitCast(V, DestTy), Name);
1592  }
1593 
1595  const Twine &Name = "") {
1596  if (V->getType() == DestTy)
1597  return V;
1598  if (auto *VC = dyn_cast<Constant>(V))
1599  return Insert(Folder.CreateSExtOrBitCast(VC, DestTy), Name);
1600  return Insert(CastInst::CreateSExtOrBitCast(V, DestTy), Name);
1601  }
1602 
1604  const Twine &Name = "") {
1605  if (V->getType() == DestTy)
1606  return V;
1607  if (auto *VC = dyn_cast<Constant>(V))
1608  return Insert(Folder.CreateTruncOrBitCast(VC, DestTy), Name);
1609  return Insert(CastInst::CreateTruncOrBitCast(V, DestTy), Name);
1610  }
1611 
1613  const Twine &Name = "") {
1614  if (V->getType() == DestTy)
1615  return V;
1616  if (auto *VC = dyn_cast<Constant>(V))
1617  return Insert(Folder.CreateCast(Op, VC, DestTy), Name);
1618  return Insert(CastInst::Create(Op, V, DestTy), Name);
1619  }
1620 
1622  const Twine &Name = "") {
1623  if (V->getType() == DestTy)
1624  return V;
1625  if (auto *VC = dyn_cast<Constant>(V))
1626  return Insert(Folder.CreatePointerCast(VC, DestTy), Name);
1627  return Insert(CastInst::CreatePointerCast(V, DestTy), Name);
1628  }
1629 
1631  const Twine &Name = "") {
1632  if (V->getType() == DestTy)
1633  return V;
1634 
1635  if (auto *VC = dyn_cast<Constant>(V)) {
1636  return Insert(Folder.CreatePointerBitCastOrAddrSpaceCast(VC, DestTy),
1637  Name);
1638  }
1639 
1640  return Insert(CastInst::CreatePointerBitCastOrAddrSpaceCast(V, DestTy),
1641  Name);
1642  }
1643 
1644  Value *CreateIntCast(Value *V, Type *DestTy, bool isSigned,
1645  const Twine &Name = "") {
1646  if (V->getType() == DestTy)
1647  return V;
1648  if (auto *VC = dyn_cast<Constant>(V))
1649  return Insert(Folder.CreateIntCast(VC, DestTy, isSigned), Name);
1650  return Insert(CastInst::CreateIntegerCast(V, DestTy, isSigned), Name);
1651  }
1652 
1654  const Twine &Name = "") {
1655  if (V->getType() == DestTy)
1656  return V;
1657  if (V->getType()->isPtrOrPtrVectorTy() && DestTy->isIntOrIntVectorTy())
1658  return CreatePtrToInt(V, DestTy, Name);
1659  if (V->getType()->isIntOrIntVectorTy() && DestTy->isPtrOrPtrVectorTy())
1660  return CreateIntToPtr(V, DestTy, Name);
1661 
1662  return CreateBitCast(V, DestTy, Name);
1663  }
1664 
1665  Value *CreateFPCast(Value *V, Type *DestTy, const Twine &Name = "") {
1666  if (V->getType() == DestTy)
1667  return V;
1668  if (auto *VC = dyn_cast<Constant>(V))
1669  return Insert(Folder.CreateFPCast(VC, DestTy), Name);
1670  return Insert(CastInst::CreateFPCast(V, DestTy), Name);
1671  }
1672 
1673  // Provided to resolve 'CreateIntCast(Ptr, Ptr, "...")', giving a
1674  // compile time error, instead of converting the string to bool for the
1675  // isSigned parameter.
1676  Value *CreateIntCast(Value *, Type *, const char *) = delete;
1677 
1678  //===--------------------------------------------------------------------===//
1679  // Instruction creation methods: Compare Instructions
1680  //===--------------------------------------------------------------------===//
1681 
1682  Value *CreateICmpEQ(Value *LHS, Value *RHS, const Twine &Name = "") {
1683  return CreateICmp(ICmpInst::ICMP_EQ, LHS, RHS, Name);
1684  }
1685 
1686  Value *CreateICmpNE(Value *LHS, Value *RHS, const Twine &Name = "") {
1687  return CreateICmp(ICmpInst::ICMP_NE, LHS, RHS, Name);
1688  }
1689 
1690  Value *CreateICmpUGT(Value *LHS, Value *RHS, const Twine &Name = "") {
1691  return CreateICmp(ICmpInst::ICMP_UGT, LHS, RHS, Name);
1692  }
1693 
1694  Value *CreateICmpUGE(Value *LHS, Value *RHS, const Twine &Name = "") {
1695  return CreateICmp(ICmpInst::ICMP_UGE, LHS, RHS, Name);
1696  }
1697 
1698  Value *CreateICmpULT(Value *LHS, Value *RHS, const Twine &Name = "") {
1699  return CreateICmp(ICmpInst::ICMP_ULT, LHS, RHS, Name);
1700  }
1701 
1702  Value *CreateICmpULE(Value *LHS, Value *RHS, const Twine &Name = "") {
1703  return CreateICmp(ICmpInst::ICMP_ULE, LHS, RHS, Name);
1704  }
1705 
1706  Value *CreateICmpSGT(Value *LHS, Value *RHS, const Twine &Name = "") {
1707  return CreateICmp(ICmpInst::ICMP_SGT, LHS, RHS, Name);
1708  }
1709 
1710  Value *CreateICmpSGE(Value *LHS, Value *RHS, const Twine &Name = "") {
1711  return CreateICmp(ICmpInst::ICMP_SGE, LHS, RHS, Name);
1712  }
1713 
1714  Value *CreateICmpSLT(Value *LHS, Value *RHS, const Twine &Name = "") {
1715  return CreateICmp(ICmpInst::ICMP_SLT, LHS, RHS, Name);
1716  }
1717 
1718  Value *CreateICmpSLE(Value *LHS, Value *RHS, const Twine &Name = "") {
1719  return CreateICmp(ICmpInst::ICMP_SLE, LHS, RHS, Name);
1720  }
1721 
1722  Value *CreateFCmpOEQ(Value *LHS, Value *RHS, const Twine &Name = "",
1723  MDNode *FPMathTag = nullptr) {
1724  return CreateFCmp(FCmpInst::FCMP_OEQ, LHS, RHS, Name, FPMathTag);
1725  }
1726 
1727  Value *CreateFCmpOGT(Value *LHS, Value *RHS, const Twine &Name = "",
1728  MDNode *FPMathTag = nullptr) {
1729  return CreateFCmp(FCmpInst::FCMP_OGT, LHS, RHS, Name, FPMathTag);
1730  }
1731 
1732  Value *CreateFCmpOGE(Value *LHS, Value *RHS, const Twine &Name = "",
1733  MDNode *FPMathTag = nullptr) {
1734  return CreateFCmp(FCmpInst::FCMP_OGE, LHS, RHS, Name, FPMathTag);
1735  }
1736 
1737  Value *CreateFCmpOLT(Value *LHS, Value *RHS, const Twine &Name = "",
1738  MDNode *FPMathTag = nullptr) {
1739  return CreateFCmp(FCmpInst::FCMP_OLT, LHS, RHS, Name, FPMathTag);
1740  }
1741 
1742  Value *CreateFCmpOLE(Value *LHS, Value *RHS, const Twine &Name = "",
1743  MDNode *FPMathTag = nullptr) {
1744  return CreateFCmp(FCmpInst::FCMP_OLE, LHS, RHS, Name, FPMathTag);
1745  }
1746 
1747  Value *CreateFCmpONE(Value *LHS, Value *RHS, const Twine &Name = "",
1748  MDNode *FPMathTag = nullptr) {
1749  return CreateFCmp(FCmpInst::FCMP_ONE, LHS, RHS, Name, FPMathTag);
1750  }
1751 
1752  Value *CreateFCmpORD(Value *LHS, Value *RHS, const Twine &Name = "",
1753  MDNode *FPMathTag = nullptr) {
1754  return CreateFCmp(FCmpInst::FCMP_ORD, LHS, RHS, Name, FPMathTag);
1755  }
1756 
1757  Value *CreateFCmpUNO(Value *LHS, Value *RHS, const Twine &Name = "",
1758  MDNode *FPMathTag = nullptr) {
1759  return CreateFCmp(FCmpInst::FCMP_UNO, LHS, RHS, Name, FPMathTag);
1760  }
1761 
1762  Value *CreateFCmpUEQ(Value *LHS, Value *RHS, const Twine &Name = "",
1763  MDNode *FPMathTag = nullptr) {
1764  return CreateFCmp(FCmpInst::FCMP_UEQ, LHS, RHS, Name, FPMathTag);
1765  }
1766 
1767  Value *CreateFCmpUGT(Value *LHS, Value *RHS, const Twine &Name = "",
1768  MDNode *FPMathTag = nullptr) {
1769  return CreateFCmp(FCmpInst::FCMP_UGT, LHS, RHS, Name, FPMathTag);
1770  }
1771 
1772  Value *CreateFCmpUGE(Value *LHS, Value *RHS, const Twine &Name = "",
1773  MDNode *FPMathTag = nullptr) {
1774  return CreateFCmp(FCmpInst::FCMP_UGE, LHS, RHS, Name, FPMathTag);
1775  }
1776 
1777  Value *CreateFCmpULT(Value *LHS, Value *RHS, const Twine &Name = "",
1778  MDNode *FPMathTag = nullptr) {
1779  return CreateFCmp(FCmpInst::FCMP_ULT, LHS, RHS, Name, FPMathTag);
1780  }
1781 
1782  Value *CreateFCmpULE(Value *LHS, Value *RHS, const Twine &Name = "",
1783  MDNode *FPMathTag = nullptr) {
1784  return CreateFCmp(FCmpInst::FCMP_ULE, LHS, RHS, Name, FPMathTag);
1785  }
1786 
1787  Value *CreateFCmpUNE(Value *LHS, Value *RHS, const Twine &Name = "",
1788  MDNode *FPMathTag = nullptr) {
1789  return CreateFCmp(FCmpInst::FCMP_UNE, LHS, RHS, Name, FPMathTag);
1790  }
1791 
1793  const Twine &Name = "") {
1794  if (auto *LC = dyn_cast<Constant>(LHS))
1795  if (auto *RC = dyn_cast<Constant>(RHS))
1796  return Insert(Folder.CreateICmp(P, LC, RC), Name);
1797  return Insert(new ICmpInst(P, LHS, RHS), Name);
1798  }
1799 
1801  const Twine &Name = "", MDNode *FPMathTag = nullptr) {
1802  if (auto *LC = dyn_cast<Constant>(LHS))
1803  if (auto *RC = dyn_cast<Constant>(RHS))
1804  return Insert(Folder.CreateFCmp(P, LC, RC), Name);
1805  return Insert(setFPAttrs(new FCmpInst(P, LHS, RHS), FPMathTag, FMF), Name);
1806  }
1807 
1808  //===--------------------------------------------------------------------===//
1809  // Instruction creation methods: Other Instructions
1810  //===--------------------------------------------------------------------===//
1811 
1812  PHINode *CreatePHI(Type *Ty, unsigned NumReservedValues,
1813  const Twine &Name = "") {
1814  return Insert(PHINode::Create(Ty, NumReservedValues), Name);
1815  }
1816 
1818  const Twine &Name = "", MDNode *FPMathTag = nullptr) {
1819  auto *PTy = cast<PointerType>(Callee->getType());
1820  auto *FTy = cast<FunctionType>(PTy->getElementType());
1821  return CreateCall(FTy, Callee, Args, Name, FPMathTag);
1822  }
1823 
1825  ArrayRef<Value *> Args, const Twine &Name = "",
1826  MDNode *FPMathTag = nullptr) {
1827  CallInst *CI = CallInst::Create(FTy, Callee, Args, DefaultOperandBundles);
1828  if (isa<FPMathOperator>(CI))
1829  CI = cast<CallInst>(setFPAttrs(CI, FPMathTag, FMF));
1830  return Insert(CI, Name);
1831  }
1832 
1834  ArrayRef<OperandBundleDef> OpBundles,
1835  const Twine &Name = "", MDNode *FPMathTag = nullptr) {
1836  CallInst *CI = CallInst::Create(Callee, Args, OpBundles);
1837  if (isa<FPMathOperator>(CI))
1838  CI = cast<CallInst>(setFPAttrs(CI, FPMathTag, FMF));
1839  return Insert(CI, Name);
1840  }
1841 
1843  const Twine &Name = "", MDNode *FPMathTag = nullptr) {
1844  return CreateCall(Callee->getFunctionType(), Callee, Args, Name, FPMathTag);
1845  }
1846 
1847  Value *CreateSelect(Value *C, Value *True, Value *False,
1848  const Twine &Name = "", Instruction *MDFrom = nullptr) {
1849  if (auto *CC = dyn_cast<Constant>(C))
1850  if (auto *TC = dyn_cast<Constant>(True))
1851  if (auto *FC = dyn_cast<Constant>(False))
1852  return Insert(Folder.CreateSelect(CC, TC, FC), Name);
1853 
1854  SelectInst *Sel = SelectInst::Create(C, True, False);
1855  if (MDFrom) {
1856  MDNode *Prof = MDFrom->getMetadata(LLVMContext::MD_prof);
1857  MDNode *Unpred = MDFrom->getMetadata(LLVMContext::MD_unpredictable);
1858  Sel = addBranchMetadata(Sel, Prof, Unpred);
1859  }
1860  return Insert(Sel, Name);
1861  }
1862 
1863  VAArgInst *CreateVAArg(Value *List, Type *Ty, const Twine &Name = "") {
1864  return Insert(new VAArgInst(List, Ty), Name);
1865  }
1866 
1868  const Twine &Name = "") {
1869  if (auto *VC = dyn_cast<Constant>(Vec))
1870  if (auto *IC = dyn_cast<Constant>(Idx))
1871  return Insert(Folder.CreateExtractElement(VC, IC), Name);
1872  return Insert(ExtractElementInst::Create(Vec, Idx), Name);
1873  }
1874 
1875  Value *CreateExtractElement(Value *Vec, uint64_t Idx,
1876  const Twine &Name = "") {
1877  return CreateExtractElement(Vec, getInt64(Idx), Name);
1878  }
1879 
1881  const Twine &Name = "") {
1882  if (auto *VC = dyn_cast<Constant>(Vec))
1883  if (auto *NC = dyn_cast<Constant>(NewElt))
1884  if (auto *IC = dyn_cast<Constant>(Idx))
1885  return Insert(Folder.CreateInsertElement(VC, NC, IC), Name);
1886  return Insert(InsertElementInst::Create(Vec, NewElt, Idx), Name);
1887  }
1888 
1889  Value *CreateInsertElement(Value *Vec, Value *NewElt, uint64_t Idx,
1890  const Twine &Name = "") {
1891  return CreateInsertElement(Vec, NewElt, getInt64(Idx), Name);
1892  }
1893 
1895  const Twine &Name = "") {
1896  if (auto *V1C = dyn_cast<Constant>(V1))
1897  if (auto *V2C = dyn_cast<Constant>(V2))
1898  if (auto *MC = dyn_cast<Constant>(Mask))
1899  return Insert(Folder.CreateShuffleVector(V1C, V2C, MC), Name);
1900  return Insert(new ShuffleVectorInst(V1, V2, Mask), Name);
1901  }
1902 
1904  const Twine &Name = "") {
1906  return CreateShuffleVector(V1, V2, Mask, Name);
1907  }
1908 
1910  ArrayRef<unsigned> Idxs,
1911  const Twine &Name = "") {
1912  if (auto *AggC = dyn_cast<Constant>(Agg))
1913  return Insert(Folder.CreateExtractValue(AggC, Idxs), Name);
1914  return Insert(ExtractValueInst::Create(Agg, Idxs), Name);
1915  }
1916 
1918  ArrayRef<unsigned> Idxs,
1919  const Twine &Name = "") {
1920  if (auto *AggC = dyn_cast<Constant>(Agg))
1921  if (auto *ValC = dyn_cast<Constant>(Val))
1922  return Insert(Folder.CreateInsertValue(AggC, ValC, Idxs), Name);
1923  return Insert(InsertValueInst::Create(Agg, Val, Idxs), Name);
1924  }
1925 
1926  LandingPadInst *CreateLandingPad(Type *Ty, unsigned NumClauses,
1927  const Twine &Name = "") {
1928  return Insert(LandingPadInst::Create(Ty, NumClauses), Name);
1929  }
1930 
1931  //===--------------------------------------------------------------------===//
1932  // Utility creation methods
1933  //===--------------------------------------------------------------------===//
1934 
1935  /// Return an i1 value testing if \p Arg is null.
1936  Value *CreateIsNull(Value *Arg, const Twine &Name = "") {
1937  return CreateICmpEQ(Arg, Constant::getNullValue(Arg->getType()),
1938  Name);
1939  }
1940 
1941  /// Return an i1 value testing if \p Arg is not null.
1942  Value *CreateIsNotNull(Value *Arg, const Twine &Name = "") {
1943  return CreateICmpNE(Arg, Constant::getNullValue(Arg->getType()),
1944  Name);
1945  }
1946 
1947  /// Return the i64 difference between two pointer values, dividing out
1948  /// the size of the pointed-to objects.
1949  ///
1950  /// This is intended to implement C-style pointer subtraction. As such, the
1951  /// pointers must be appropriately aligned for their element types and
1952  /// pointing into the same object.
1953  Value *CreatePtrDiff(Value *LHS, Value *RHS, const Twine &Name = "") {
1954  assert(LHS->getType() == RHS->getType() &&
1955  "Pointer subtraction operand types must match!");
1956  auto *ArgType = cast<PointerType>(LHS->getType());
1957  Value *LHS_int = CreatePtrToInt(LHS, Type::getInt64Ty(Context));
1958  Value *RHS_int = CreatePtrToInt(RHS, Type::getInt64Ty(Context));
1959  Value *Difference = CreateSub(LHS_int, RHS_int);
1960  return CreateExactSDiv(Difference,
1961  ConstantExpr::getSizeOf(ArgType->getElementType()),
1962  Name);
1963  }
1964 
1965  /// Create a launder.invariant.group intrinsic call. If Ptr type is
1966  /// different from pointer to i8, it's casted to pointer to i8 in the same
1967  /// address space before call and casted back to Ptr type after call.
1969  assert(isa<PointerType>(Ptr->getType()) &&
1970  "launder.invariant.group only applies to pointers.");
1971  auto *PtrType = Ptr->getType();
1972  auto *Int8PtrTy = getInt8PtrTy(PtrType->getPointerAddressSpace());
1973  if (PtrType != Int8PtrTy)
1974  Ptr = CreateBitCast(Ptr, Int8PtrTy);
1975  Module *M = BB->getParent()->getParent();
1976  Function *FnLaunderInvariantGroup = Intrinsic::getDeclaration(
1977  M, Intrinsic::launder_invariant_group, {Int8PtrTy});
1978 
1979  assert(FnLaunderInvariantGroup->getReturnType() == Int8PtrTy &&
1980  FnLaunderInvariantGroup->getFunctionType()->getParamType(0) ==
1981  Int8PtrTy &&
1982  "LaunderInvariantGroup should take and return the same type");
1983 
1984  CallInst *Fn = CreateCall(FnLaunderInvariantGroup, {Ptr});
1985 
1986  if (PtrType != Int8PtrTy)
1987  return CreateBitCast(Fn, PtrType);
1988  return Fn;
1989  }
1990 
1991  /// Return a vector value that contains \arg V broadcasted to \p
1992  /// NumElts elements.
1993  Value *CreateVectorSplat(unsigned NumElts, Value *V, const Twine &Name = "") {
1994  assert(NumElts > 0 && "Cannot splat to an empty vector!");
1995 
1996  // First insert it into an undef vector so we can shuffle it.
1997  Type *I32Ty = getInt32Ty();
1998  Value *Undef = UndefValue::get(VectorType::get(V->getType(), NumElts));
1999  V = CreateInsertElement(Undef, V, ConstantInt::get(I32Ty, 0),
2000  Name + ".splatinsert");
2001 
2002  // Shuffle the value across the desired number of elements.
2003  Value *Zeros = ConstantAggregateZero::get(VectorType::get(I32Ty, NumElts));
2004  return CreateShuffleVector(V, Undef, Zeros, Name + ".splat");
2005  }
2006 
2007  /// Return a value that has been extracted from a larger integer type.
2009  IntegerType *ExtractedTy, uint64_t Offset,
2010  const Twine &Name) {
2011  auto *IntTy = cast<IntegerType>(From->getType());
2012  assert(DL.getTypeStoreSize(ExtractedTy) + Offset <=
2013  DL.getTypeStoreSize(IntTy) &&
2014  "Element extends past full value");
2015  uint64_t ShAmt = 8 * Offset;
2016  Value *V = From;
2017  if (DL.isBigEndian())
2018  ShAmt = 8 * (DL.getTypeStoreSize(IntTy) -
2019  DL.getTypeStoreSize(ExtractedTy) - Offset);
2020  if (ShAmt) {
2021  V = CreateLShr(V, ShAmt, Name + ".shift");
2022  }
2023  assert(ExtractedTy->getBitWidth() <= IntTy->getBitWidth() &&
2024  "Cannot extract to a larger integer!");
2025  if (ExtractedTy != IntTy) {
2026  V = CreateTrunc(V, ExtractedTy, Name + ".trunc");
2027  }
2028  return V;
2029  }
2030 
2031 private:
2032  /// Helper function that creates an assume intrinsic call that
2033  /// represents an alignment assumption on the provided Ptr, Mask, Type
2034  /// and Offset.
2035  CallInst *CreateAlignmentAssumptionHelper(const DataLayout &DL,
2036  Value *PtrValue, Value *Mask,
2037  Type *IntPtrTy,
2038  Value *OffsetValue) {
2039  Value *PtrIntValue = CreatePtrToInt(PtrValue, IntPtrTy, "ptrint");
2040 
2041  if (OffsetValue) {
2042  bool IsOffsetZero = false;
2043  if (const auto *CI = dyn_cast<ConstantInt>(OffsetValue))
2044  IsOffsetZero = CI->isZero();
2045 
2046  if (!IsOffsetZero) {
2047  if (OffsetValue->getType() != IntPtrTy)
2048  OffsetValue = CreateIntCast(OffsetValue, IntPtrTy, /*isSigned*/ true,
2049  "offsetcast");
2050  PtrIntValue = CreateSub(PtrIntValue, OffsetValue, "offsetptr");
2051  }
2052  }
2053 
2054  Value *Zero = ConstantInt::get(IntPtrTy, 0);
2055  Value *MaskedPtr = CreateAnd(PtrIntValue, Mask, "maskedptr");
2056  Value *InvCond = CreateICmpEQ(MaskedPtr, Zero, "maskcond");
2057  return CreateAssumption(InvCond);
2058  }
2059 
2060 public:
2061  /// Create an assume intrinsic call that represents an alignment
2062  /// assumption on the provided pointer.
2063  ///
2064  /// An optional offset can be provided, and if it is provided, the offset
2065  /// must be subtracted from the provided pointer to get the pointer with the
2066  /// specified alignment.
2068  unsigned Alignment,
2069  Value *OffsetValue = nullptr) {
2070  assert(isa<PointerType>(PtrValue->getType()) &&
2071  "trying to create an alignment assumption on a non-pointer?");
2072  auto *PtrTy = cast<PointerType>(PtrValue->getType());
2073  Type *IntPtrTy = getIntPtrTy(DL, PtrTy->getAddressSpace());
2074 
2075  Value *Mask = ConstantInt::get(IntPtrTy, Alignment > 0 ? Alignment - 1 : 0);
2076  return CreateAlignmentAssumptionHelper(DL, PtrValue, Mask, IntPtrTy,
2077  OffsetValue);
2078  }
2079 
2080  /// Create an assume intrinsic call that represents an alignment
2081  /// assumption on the provided pointer.
2082  ///
2083  /// An optional offset can be provided, and if it is provided, the offset
2084  /// must be subtracted from the provided pointer to get the pointer with the
2085  /// specified alignment.
2086  ///
2087  /// This overload handles the condition where the Alignment is dependent
2088  /// on an existing value rather than a static value.
2090  Value *Alignment,
2091  Value *OffsetValue = nullptr) {
2092  assert(isa<PointerType>(PtrValue->getType()) &&
2093  "trying to create an alignment assumption on a non-pointer?");
2094  auto *PtrTy = cast<PointerType>(PtrValue->getType());
2095  Type *IntPtrTy = getIntPtrTy(DL, PtrTy->getAddressSpace());
2096 
2097  if (Alignment->getType() != IntPtrTy)
2098  Alignment = CreateIntCast(Alignment, IntPtrTy, /*isSigned*/ true,
2099  "alignmentcast");
2100  Value *IsPositive =
2101  CreateICmp(CmpInst::ICMP_SGT, Alignment,
2102  ConstantInt::get(Alignment->getType(), 0), "ispositive");
2103  Value *PositiveMask =
2104  CreateSub(Alignment, ConstantInt::get(IntPtrTy, 1), "positivemask");
2105  Value *Mask = CreateSelect(IsPositive, PositiveMask,
2106  ConstantInt::get(IntPtrTy, 0), "mask");
2107 
2108  return CreateAlignmentAssumptionHelper(DL, PtrValue, Mask, IntPtrTy,
2109  OffsetValue);
2110  }
2111 };
2112 
2113 // Create wrappers for C Binding types (see CBindingWrapping.h).
2115 
2116 } // end namespace llvm
2117 
2118 #endif // LLVM_IR_IRBUILDER_H
IntegerType * getInt16Ty()
Fetch the type representing a 16-bit integer.
Definition: IRBuilder.h:342
Value * CreateInsertElement(Value *Vec, Value *NewElt, uint64_t Idx, const Twine &Name="")
Definition: IRBuilder.h:1889
Value * CreateNSWNeg(Value *V, const Twine &Name="")
Definition: IRBuilder.h:1212
Value * CreateConstInBoundsGEP1_32(Type *Ty, Value *Ptr, unsigned Idx0, const Twine &Name="")
Definition: IRBuilder.h:1392
Value * CreateInBoundsGEP(Value *Ptr, ArrayRef< Value *> IdxList, const Twine &Name="")
Definition: IRBuilder.h:1339
Common base class shared among various IRBuilders.
Definition: IRBuilder.h:89
uint64_t CallInst * C
Return a value (possibly void), from a function.
Value * CreateAShr(Value *LHS, const APInt &RHS, const Twine &Name="", bool isExact=false)
Definition: IRBuilder.h:1048
Value * CreateInBoundsGEP(Type *Ty, Value *Ptr, Value *Idx, const Twine &Name="")
Definition: IRBuilder.h:1370
A parsed version of the target data layout string in and methods for querying it. ...
Definition: DataLayout.h:111
constexpr char Align[]
Key for Kernel::Arg::Metadata::mAlign.
static ConstantInt * getFalse(LLVMContext &Context)
Definition: Constants.cpp:574
BranchInst * CreateCondBr(Value *Cond, BasicBlock *True, BasicBlock *False, MDNode *BranchWeights=nullptr, MDNode *Unpredictable=nullptr)
Create a conditional &#39;br Cond, TrueDest, FalseDest&#39; instruction.
Definition: IRBuilder.h:788
Value * CreateICmp(CmpInst::Predicate P, Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1792
Value * CreateConstGEP1_32(Value *Ptr, unsigned Idx0, const Twine &Name="")
Definition: IRBuilder.h:1378
void setFastMathFlags(FastMathFlags FMF)
Convenience function for setting multiple fast-math flags on this instruction, which must be an opera...
static Type * getDoubleTy(LLVMContext &C)
Definition: Type.cpp:165
static IntegerType * getInt1Ty(LLVMContext &C)
Definition: Type.cpp:173
IRBuilder(BasicBlock *TheBB, BasicBlock::iterator IP, const T &F, MDNode *FPMathTag=nullptr, ArrayRef< OperandBundleDef > OpBundles=None)
Definition: IRBuilder.h:709
Value * CreateBinOp(Instruction::BinaryOps Opc, Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1192
Value * CreateConstGEP1_32(Type *Ty, Value *Ptr, unsigned Idx0, const Twine &Name="")
Definition: IRBuilder.h:1382
FastMathFlags getFastMathFlags() const
Get the flags to be applied to created floating point ops.
Definition: IRBuilder.h:211
LLVMContext & Context
LLVMContext & getContext() const
Definition: IRBuilder.h:123
AllocaInst * CreateAlloca(Type *Ty, unsigned AddrSpace, Value *ArraySize=nullptr, const Twine &Name="")
Definition: IRBuilder.h:1238
static BinaryOperator * CreateNot(Value *Op, const Twine &Name="", Instruction *InsertBefore=nullptr)
Value * CreateICmpNE(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1686
Value * CreateIsNotNull(Value *Arg, const Twine &Name="")
Return an i1 value testing if Arg is not null.
Definition: IRBuilder.h:1942
Atomic ordering constants.
Value * CreateAddrSpaceCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1580
Value * CreateZExtOrTrunc(Value *V, Type *DestTy, const Twine &Name="")
Create a ZExt or Trunc from the integer value V to DestTy.
Definition: IRBuilder.h:1512
Compute iterated dominance frontiers using a linear time algorithm.
Definition: AllocatorList.h:24
Value * CreateFPTrunc(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1556
Type * getParamType(unsigned i) const
Parameter type accessors.
Definition: DerivedTypes.h:135
Value * CreateICmpULT(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1698
CallInst * CreateCall(FunctionType *FTy, Value *Callee, ArrayRef< Value *> Args, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1824
Value * CreateXor(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1094
A Module instance is used to store all the information related to an LLVM module. ...
Definition: Module.h:63
static ResumeInst * Create(Value *Exn, Instruction *InsertBefore=nullptr)
CallInst * CreateCall(Value *Callee, ArrayRef< Value *> Args, ArrayRef< OperandBundleDef > OpBundles, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1833
An instruction for ordering other memory operations.
Definition: Instructions.h:440
an instruction that atomically checks whether a specified value is in a memory location, and, if it is, stores a new value there.
Definition: Instructions.h:514
FastMathFlags FMF
Definition: IRBuilder.h:98
Value * CreateFCmpOLE(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1742
bool isSet() const
Returns true if this insert point is set.
Definition: IRBuilder.h:181
LoadInst * CreateLoad(Value *Ptr, bool isVolatile, const Twine &Name="")
Definition: IRBuilder.h:1263
Value * CreateShl(Value *LHS, uint64_t RHS, const Twine &Name="", bool HasNUW=false, bool HasNSW=false)
Definition: IRBuilder.h:1012
static ConstantAggregateZero * get(Type *Ty)
Definition: Constants.cpp:1299
Value * CreateNUWAdd(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:921
Value * CreateExtractInteger(const DataLayout &DL, Value *From, IntegerType *ExtractedTy, uint64_t Offset, const Twine &Name)
Return a value that has been extracted from a larger integer type.
Definition: IRBuilder.h:2008
static GetElementPtrInst * Create(Type *PointeeType, Value *Ptr, ArrayRef< Value *> IdxList, const Twine &NameStr="", Instruction *InsertBefore=nullptr)
Definition: Instructions.h:863
Value * CreateICmpSLT(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1714
This class represents a function call, abstracting a target machine&#39;s calling convention.
void SetInsertPoint(BasicBlock *TheBB, BasicBlock::iterator IP)
This specifies that created instructions should be inserted at the specified point.
Definition: IRBuilder.h:143
Value * CreateConstGEP2_32(Type *Ty, Value *Ptr, unsigned Idx0, unsigned Idx1, const Twine &Name="")
Definition: IRBuilder.h:1402
unsigned less or equal
Definition: InstrTypes.h:911
unsigned less than
Definition: InstrTypes.h:910
IRBuilder(BasicBlock *TheBB, MDNode *FPMathTag=nullptr, ArrayRef< OperandBundleDef > OpBundles=None)
Definition: IRBuilder.h:697
0 1 0 0 True if ordered and less than
Definition: InstrTypes.h:891
This instruction constructs a fixed permutation of two input vectors.
static SelectInst * Create(Value *C, Value *S1, Value *S2, const Twine &NameStr="", Instruction *InsertBefore=nullptr, Instruction *MDFrom=nullptr)
1 1 1 0 True if unordered or not equal
Definition: InstrTypes.h:901
Value * CreateFRemFMF(Value *L, Value *R, Instruction *FMFSource, const Twine &Name="")
Copy fast-math-flags from an instruction rather than using the builder&#39;s default FMF.
Definition: IRBuilder.h:1184
struct LLVMOpaqueBuilder * LLVMBuilderRef
Represents an LLVM basic block builder.
Definition: Types.h:97
Value * CreateSExt(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1506
A debug info location.
Definition: DebugLoc.h:34
Metadata node.
Definition: Metadata.h:862
F(f)
static CallInst * Create(Value *Func, ArrayRef< Value *> Args, ArrayRef< OperandBundleDef > Bundles=None, const Twine &NameStr="", Instruction *InsertBefore=nullptr)
Value * CreateFCmpUGE(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1772
CallInst * CreateMemSet(Value *Ptr, Value *Val, uint64_t Size, unsigned Align, bool isVolatile=false, MDNode *TBAATag=nullptr, MDNode *ScopeTag=nullptr, MDNode *NoAliasTag=nullptr)
Create and insert a memset to the specified pointer and the specified value.
Definition: IRBuilder.h:404
An instruction for reading from memory.
Definition: Instructions.h:164
Value * CreateFCmpUNO(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1757
static IntegerType * getInt64Ty(LLVMContext &C)
Definition: Type.cpp:177
an instruction that atomically reads a memory location, combines it with another value, and then stores the result back.
Definition: Instructions.h:677
Value * CreateICmpULE(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1702
Value * CreateShuffleVector(Value *V1, Value *V2, ArrayRef< uint32_t > IntMask, const Twine &Name="")
Definition: IRBuilder.h:1903
static IntegerType * getInt16Ty(LLVMContext &C)
Definition: Type.cpp:175
CallInst * CreateAlignmentAssumption(const DataLayout &DL, Value *PtrValue, Value *Alignment, Value *OffsetValue=nullptr)
Create an assume intrinsic call that represents an alignment assumption on the provided pointer...
Definition: IRBuilder.h:2089
static LandingPadInst * Create(Type *RetTy, unsigned NumReservedClauses, const Twine &NameStr="", Instruction *InsertBefore=nullptr)
Constructors - NumReservedClauses is a hint for the number of incoming clauses that this landingpad w...
Value * CreateLaunderInvariantGroup(Value *Ptr)
Create a launder.invariant.group intrinsic call.
Definition: IRBuilder.h:1968
Value * CreateNSWAdd(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:917
static Constant * getNullValue(Type *Ty)
Constructor to create a &#39;0&#39; constant of arbitrary type.
Definition: Constants.cpp:258
StoreInst * CreateAlignedStore(Value *Val, Value *Ptr, unsigned Align, bool isVolatile=false)
Definition: IRBuilder.h:1292
Value * CreateNot(Value *V, const Twine &Name="")
Definition: IRBuilder.h:1228
LLVMContext & Context
Definition: IRBuilder.h:95
Value * CreateFCmpUGT(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1767
static ReturnInst * Create(LLVMContext &C, Value *retVal=nullptr, Instruction *InsertBefore=nullptr)
IntegerType * getInt32Ty()
Fetch the type representing a 32-bit integer.
Definition: IRBuilder.h:347
1 0 0 1 True if unordered or equal
Definition: InstrTypes.h:896
Value * CreateOr(Value *LHS, uint64_t RHS, const Twine &Name="")
Definition: IRBuilder.h:1090
AllocaInst * CreateAlloca(Type *Ty, Value *ArraySize=nullptr, const Twine &Name="")
Definition: IRBuilder.h:1243
unsigned getAllocaAddrSpace() const
Definition: DataLayout.h:258
static InsertElementInst * Create(Value *Vec, Value *NewElt, Value *Idx, const Twine &NameStr="", Instruction *InsertBefore=nullptr)
1 0 0 0 True if unordered: isnan(X) | isnan(Y)
Definition: InstrTypes.h:895
Definition: BitVector.h:921
Value * CreateFRem(Value *L, Value *R, const Twine &Name="", MDNode *FPMD=nullptr)
Definition: IRBuilder.h:1175
Value * CreateFPExt(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1561
#define DEFINE_SIMPLE_CONVERSION_FUNCTIONS(ty, ref)
This class represents the LLVM &#39;select&#39; instruction.
Value * CreatePtrDiff(Value *LHS, Value *RHS, const Twine &Name="")
Return the i64 difference between two pointer values, dividing out the size of the pointed-to objects...
Definition: IRBuilder.h:1953
Twine - A lightweight data structure for efficiently representing the concatenation of temporary valu...
Definition: Twine.h:81
Value * CreateAShr(Value *LHS, uint64_t RHS, const Twine &Name="", bool isExact=false)
Definition: IRBuilder.h:1053
IntegerType * getInt64Ty()
Fetch the type representing a 64-bit integer.
Definition: IRBuilder.h:352
static Type * getFloatTy(LLVMContext &C)
Definition: Type.cpp:164
LoadInst * CreateLoad(Value *Ptr, const Twine &Name="")
Definition: IRBuilder.h:1255
ArrayRef< T > makeArrayRef(const T &OneElt)
Construct an ArrayRef from a single element.
Definition: ArrayRef.h:451
CleanupPadInst * CreateCleanupPad(Value *ParentPad, ArrayRef< Value *> Args=None, const Twine &Name="")
Definition: IRBuilder.h:862
Value * CreateSExtOrBitCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1594
ReturnInst * CreateRet(Value *V)
Create a &#39;ret <val>&#39; instruction.
Definition: IRBuilder.h:763
This provides a uniform API for creating instructions and inserting them into a basic block: either a...
Definition: IRBuilder.h:677
IntegerType * getIntPtrTy(const DataLayout &DL, unsigned AddrSpace=0)
Fetch the type representing a pointer to an integer value.
Definition: IRBuilder.h:390
0 1 0 1 True if ordered and less than or equal
Definition: InstrTypes.h:892
Value * CreateFAddFMF(Value *L, Value *R, Instruction *FMFSource, const Twine &Name="")
Copy fast-math-flags from an instruction rather than using the builder&#39;s default FMF.
Definition: IRBuilder.h:1116
CallInst * CreateAlignmentAssumption(const DataLayout &DL, Value *PtrValue, unsigned Alignment, Value *OffsetValue=nullptr)
Create an assume intrinsic call that represents an alignment assumption on the provided pointer...
Definition: IRBuilder.h:2067
const DebugLoc & getCurrentDebugLocation() const
Get location information used by debugging information.
Definition: IRBuilder.h:154
Value * CreateAdd(Value *LHS, Value *RHS, const Twine &Name="", bool HasNUW=false, bool HasNSW=false)
Definition: IRBuilder.h:908
void setName(const Twine &Name)
Change the name of the value.
Definition: Value.cpp:295
CallInst * CreateMemMove(Value *Dst, unsigned DstAlign, Value *Src, unsigned SrcAlign, uint64_t Size, bool isVolatile=false, MDNode *TBAATag=nullptr, MDNode *ScopeTag=nullptr, MDNode *NoAliasTag=nullptr)
Create and insert a memmove between the specified pointers.
Definition: IRBuilder.h:470
Value * CreateICmpSGT(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1706
ConstantInt * getInt16(uint16_t C)
Get a constant 16-bit value.
Definition: IRBuilder.h:302
Type * getVoidTy()
Fetch the type representing void.
Definition: IRBuilder.h:380
BasicBlock * BB
Definition: IRBuilder.h:93
AtomicOrdering
Atomic ordering for LLVM&#39;s memory model.
CatchReturnInst * CreateCatchRet(CatchPadInst *CatchPad, BasicBlock *BB)
Definition: IRBuilder.h:868
StoreInst * CreateStore(Value *Val, Value *Ptr, bool isVolatile=false)
Definition: IRBuilder.h:1267
Value * CreateIntToPtr(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1570
static Constant * getSizeOf(Type *Ty)
getSizeOf constant expr - computes the (alloc) size of a type (in address-units, not bits) in a targe...
Definition: Constants.cpp:1853
Class to represent function types.
Definition: DerivedTypes.h:103
Value * CreateBitCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1575
FastMathFlags getFastMathFlags() const
Convenience function for getting all the fast-math flags, which must be an operator which supports th...
Type * getType() const
All values are typed, get the type of this value.
Definition: Value.h:245
Value * CreateSExtOrTrunc(Value *V, Type *DestTy, const Twine &Name="")
Create a SExt or Trunc from the integer value V to DestTy.
Definition: IRBuilder.h:1527
Value * CreateICmpUGT(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1690
BinOp
This enumeration lists the possible modifications atomicrmw can make.
Definition: Instructions.h:689
BasicBlock * GetInsertBlock() const
Definition: IRBuilder.h:121
void ClearInsertionPoint()
Clear the insertion point: created instructions will not be inserted into a block.
Definition: IRBuilder.h:116
void SetInstDebugLocation(Instruction *I) const
If this builder has a current debug location, set it on the specified instruction.
Definition: IRBuilder.h:158
This instruction compares its operands according to the predicate given to the constructor.
Value * CreateVectorSplat(unsigned NumElts, Value *V, const Twine &Name="")
Return a vector value that contains.
Definition: IRBuilder.h:1993
ArrayRef - Represent a constant reference to an array (0 or more elements consecutively in memory)...
Definition: APInt.h:33
ConstantFolder - Create constants with minimum, target independent, folding.
AtomicCmpXchgInst * CreateAtomicCmpXchg(Value *Ptr, Value *Cmp, Value *New, AtomicOrdering SuccessOrdering, AtomicOrdering FailureOrdering, SyncScope::ID SSID=SyncScope::System)
Definition: IRBuilder.h:1306
Value * CreateSub(Value *LHS, Value *RHS, const Twine &Name="", bool HasNUW=false, bool HasNSW=false)
Definition: IRBuilder.h:925
Value * CreateSIToFP(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1552
An instruction for storing to memory.
Definition: Instructions.h:306
void SetCurrentDebugLocation(DebugLoc L)
Set location information used by debugging information.
Definition: IRBuilder.h:151
bool isIntOrIntVectorTy() const
Return true if this is an integer type or a vector of integer types.
Definition: Type.h:203
Value * CreateZExt(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1502
IRBuilder(LLVMContext &C, MDNode *FPMathTag=nullptr, ArrayRef< OperandBundleDef > OpBundles=None)
Definition: IRBuilder.h:687
unsigned getBitWidth() const
Get the number of bits in this IntegerType.
Definition: DerivedTypes.h:66
Value * CreateFCmpOEQ(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1722
Value * CreateZExtOrBitCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1585
amdgpu Simplify well known AMD library false Value * Callee
Function * getDeclaration(Module *M, ID id, ArrayRef< Type *> Tys=None)
Create or insert an LLVM Function declaration for an intrinsic, and return it.
Definition: Function.cpp:1001
static BinaryOperator * CreateAdd(Value *S1, Value *S2, const Twine &Name, Instruction *InsertBefore, Value *FlagsOp)
Value * CreateXor(Value *LHS, const APInt &RHS, const Twine &Name="")
Definition: IRBuilder.h:1099
void SetInsertPoint(BasicBlock *TheBB)
This specifies that created instructions should be appended to the end of the specified block...
Definition: IRBuilder.h:127
ConstantInt * getIntN(unsigned N, uint64_t C)
Get a constant N-bit value, zero extended or truncated from a 64-bit value.
Definition: IRBuilder.h:318
Class to represent pointers.
Definition: DerivedTypes.h:467
Type * getHalfTy()
Fetch the type representing a 16-bit floating point value.
Definition: IRBuilder.h:365
CallInst * CreateMinNum(Value *LHS, Value *RHS, const Twine &Name="")
Create call to the minnum intrinsic.
Definition: IRBuilder.h:643
Value * CreateFCmpUEQ(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1762
Value * CreateOr(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1076
IndirectBrInst * CreateIndirectBr(Value *Addr, unsigned NumDests=10)
Create an indirect branch instruction with the specified address operand, with an optional hint for t...
Definition: IRBuilder.h:821
Value * CreateFCmp(CmpInst::Predicate P, Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1800
InsertPoint saveAndClearIP()
Returns the current insert point, clearing it in the process.
Definition: IRBuilder.h:193
LoadInst * CreateLoad(Value *Ptr, const char *Name)
Provided to resolve &#39;CreateLoad(Ptr, "...")&#39; correctly, instead of converting the string to &#39;bool&#39; fo...
Definition: IRBuilder.h:1251
IntegerType * getIntPtrType(LLVMContext &C, unsigned AddressSpace=0) const
Returns an integer type with size at least as big as that of a pointer in the given address space...
Definition: DataLayout.cpp:744
Type * getDoubleTy()
Fetch the type representing a 64-bit floating point value.
Definition: IRBuilder.h:375
#define P(N)
Type * getReturnType() const
Returns the type of the ret val.
Definition: Function.h:155
void restoreIP(InsertPoint IP)
Sets the current insert point to a previously-saved location.
Definition: IRBuilder.h:200
static IntegerType * getInt128Ty(LLVMContext &C)
Definition: Type.cpp:178
The landingpad instruction holds all of the information necessary to generate correct exception handl...
static GCRegistry::Add< OcamlGC > B("ocaml", "ocaml 3.10-compatible GC")
IntegerType * getInt128Ty()
Fetch the type representing a 128-bit integer.
Definition: IRBuilder.h:357
Value * CreateFMul(Value *L, Value *R, const Twine &Name="", MDNode *FPMD=nullptr)
Definition: IRBuilder.h:1141
void setDebugLoc(DebugLoc Loc)
Set the debug location information for this instruction.
Definition: Instruction.h:282
Value * CreateAShr(Value *LHS, Value *RHS, const Twine &Name="", bool isExact=false)
Definition: IRBuilder.h:1038
InsertPoint(BasicBlock *InsertBlock, BasicBlock::iterator InsertPoint)
Creates a new insertion point at the given location.
Definition: IRBuilder.h:177
IRBuilder(Instruction *IP, MDNode *FPMathTag=nullptr, ArrayRef< OperandBundleDef > OpBundles=None)
Definition: IRBuilder.h:703
LLVM Basic Block Representation.
Definition: BasicBlock.h:59
The instances of the Type class are immutable: once they are created, they are never changed...
Definition: Type.h:46
This is an important class for using LLVM in a threaded context.
Definition: LLVMContext.h:69
ConstantInt * getTrue()
Get the constant value for i1 true.
Definition: IRBuilder.h:287
UnreachableInst * CreateUnreachable()
Definition: IRBuilder.h:872
Conditional or Unconditional Branch instruction.
static ExtractValueInst * Create(Value *Agg, ArrayRef< unsigned > Idxs, const Twine &NameStr="", Instruction *InsertBefore=nullptr)
MDNode * getDefaultFPMathTag() const
Get the floating point math metadata being used.
Definition: IRBuilder.h:208
size_t size() const
size - Get the array size.
Definition: ArrayRef.h:149
This function has undefined behavior.
ConstantInt * getInt1(bool V)
Get a constant value representing either true or false.
Definition: IRBuilder.h:282
Value * CreateExactSDiv(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:983
This is an important base class in LLVM.
Definition: Constant.h:42
InsertPoint saveIP() const
Returns the current insert point.
Definition: IRBuilder.h:188
Resume the propagation of an exception.
Value * CreateShl(Value *LHS, const APInt &RHS, const Twine &Name="", bool HasNUW=false, bool HasNSW=false)
Definition: IRBuilder.h:1006
This file contains the declarations for the subclasses of Constant, which represent the different fla...
Value * CreateExactUDiv(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:969
Value * CreateSelect(Value *C, Value *True, Value *False, const Twine &Name="", Instruction *MDFrom=nullptr)
Definition: IRBuilder.h:1847
Indirect Branch Instruction.
Value * CreateNSWMul(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:951
Value * CreateFCmpOGT(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1727
Value * CreateConstGEP2_64(Value *Ptr, uint64_t Idx0, uint64_t Idx1, const Twine &Name="")
Definition: IRBuilder.h:1447
Value * CreateFPToUI(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1540
CallInst * CreateMaxNum(Value *LHS, Value *RHS, const Twine &Name="")
Create call to the maxnum intrinsic.
Definition: IRBuilder.h:648
LoadInst * CreateLoad(Type *Ty, Value *Ptr, const Twine &Name="")
Definition: IRBuilder.h:1259
static Type * getVoidTy(LLVMContext &C)
Definition: Type.cpp:161
CatchSwitchInst * CreateCatchSwitch(Value *ParentPad, BasicBlock *UnwindBB, unsigned NumHandlers, const Twine &Name="")
Definition: IRBuilder.h:850
Value * CreateFSubFMF(Value *L, Value *R, Instruction *FMFSource, const Twine &Name="")
Copy fast-math-flags from an instruction rather than using the builder&#39;s default FMF.
Definition: IRBuilder.h:1133
Value * CreateFDivFMF(Value *L, Value *R, Instruction *FMFSource, const Twine &Name="")
Copy fast-math-flags from an instruction rather than using the builder&#39;s default FMF.
Definition: IRBuilder.h:1167
VAArgInst * CreateVAArg(Value *List, Type *Ty, const Twine &Name="")
Definition: IRBuilder.h:1863
Value * CreateNeg(Value *V, const Twine &Name="", bool HasNUW=false, bool HasNSW=false)
Definition: IRBuilder.h:1202
This instruction compares its operands according to the predicate given to the constructor.
Predicate
This enumeration lists the possible predicates for CmpInst subclasses.
Definition: InstrTypes.h:885
IRBuilder(BasicBlock *TheBB, const T &F, MDNode *FPMathTag=nullptr, ArrayRef< OperandBundleDef > OpBundles=None)
Definition: IRBuilder.h:691
Value * CreateICmpSGE(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1710
A specialization of it&#39;s base class for read-write access to a gc.statepoint.
Definition: Statepoint.h:319
0 1 1 1 True if ordered (no nans)
Definition: InstrTypes.h:894
static CastInst * CreatePointerBitCastOrAddrSpaceCast(Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd)
Create a BitCast or an AddrSpaceCast cast instruction.
void clearFastMathFlags()
Clear the fast-math flags.
Definition: IRBuilder.h:214
CallInst * CreateCall(Function *Callee, ArrayRef< Value *> Args, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1842
Value * CreateICmpEQ(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1682
self_iterator getIterator()
Definition: ilist_node.h:82
Class to represent integer types.
Definition: DerivedTypes.h:40
ConstantInt * getInt64(uint64_t C)
Get a constant 64-bit value.
Definition: IRBuilder.h:312
static CastInst * CreatePointerCast(Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd)
Create a BitCast AddrSpaceCast, or a PtrToInt cast instruction.
IntegerType * getIntNTy(unsigned N)
Fetch the type representing an N-bit integer.
Definition: IRBuilder.h:360
Value * CreateExtractElement(Value *Vec, Value *Idx, const Twine &Name="")
Definition: IRBuilder.h:1867
LoadInst * CreateAlignedLoad(Value *Ptr, unsigned Align, bool isVolatile, const Twine &Name="")
Definition: IRBuilder.h:1285
IRBuilderCallbackInserter(std::function< void(Instruction *)> Callback)
Definition: IRBuilder.h:77
void setAlignment(unsigned Align)
Constant * Insert(Constant *C, const Twine &="") const
No-op overload to handle constants.
Definition: IRBuilder.h:735
AtomicRMWInst * CreateAtomicRMW(AtomicRMWInst::BinOp Op, Value *Ptr, Value *Val, AtomicOrdering Ordering, SyncScope::ID SSID=SyncScope::System)
Definition: IRBuilder.h:1314
NUW NUW NUW NUW Exact static Exact BinaryOperator * CreateNeg(Value *Op, const Twine &Name="", Instruction *InsertBefore=nullptr)
Helper functions to construct and inspect unary operations (NEG and NOT) via binary operators SUB and...
static UndefValue * get(Type *T)
Static factory methods - Return an &#39;undef&#39; object of the specified type.
Definition: Constants.cpp:1382
Value * CreateLShr(Value *LHS, const APInt &RHS, const Twine &Name="", bool isExact=false)
Definition: IRBuilder.h:1028
This class represents the va_arg llvm instruction, which returns an argument of the specified type gi...
void SetInsertPoint(Instruction *I)
This specifies that created instructions should be inserted before the specified instruction.
Definition: IRBuilder.h:134
const T & getFolder()
Get the constant folder being used.
Definition: IRBuilder.h:724
Value * CreateExtractValue(Value *Agg, ArrayRef< unsigned > Idxs, const Twine &Name="")
Definition: IRBuilder.h:1909
static CastInst * CreateZExtOrBitCast(Value *S, Type *Ty, const Twine &Name="", Instruction *InsertBefore=nullptr)
Create a ZExt or BitCast cast instruction.
static PointerType * getInt8PtrTy(LLVMContext &C, unsigned AS=0)
Definition: Type.cpp:220
PointerType * getInt8PtrTy(unsigned AddrSpace=0)
Fetch the type representing a pointer to an 8-bit integer value.
Definition: IRBuilder.h:385
1 1 0 1 True if unordered, less than, or equal
Definition: InstrTypes.h:900
void setMetadata(unsigned KindID, MDNode *Node)
Set the metadata of the specified kind to the specified node.
Definition: Metadata.cpp:1222
Value * CreateMul(Value *LHS, Value *RHS, const Twine &Name="", bool HasNUW=false, bool HasNSW=false)
Definition: IRBuilder.h:942
LLVM_READONLY APFloat maxnum(const APFloat &A, const APFloat &B)
Implements IEEE maxNum semantics.
Definition: APFloat.h:1238
Value * CreateTrunc(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1498
static IndirectBrInst * Create(Value *Address, unsigned NumDests, Instruction *InsertBefore=nullptr)
static InvokeInst * Create(Value *Func, BasicBlock *IfNormal, BasicBlock *IfException, ArrayRef< Value *> Args, const Twine &NameStr, Instruction *InsertBefore=nullptr)
Value * CreateLShr(Value *LHS, uint64_t RHS, const Twine &Name="", bool isExact=false)
Definition: IRBuilder.h:1033
Value * CreateSRem(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:992
signed greater than
Definition: InstrTypes.h:912
Value * CreateFCmpUNE(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1787
Value * CreateUIToFP(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1548
Value * CreateFCmpOGE(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1732
Value * CreateConstGEP1_64(Value *Ptr, uint64_t Idx0, const Twine &Name="")
Definition: IRBuilder.h:1428
This provides the default implementation of the IRBuilder &#39;InsertHelper&#39; method that is called whenev...
Definition: IRBuilder.h:62
PHINode * CreatePHI(Type *Ty, unsigned NumReservedValues, const Twine &Name="")
Definition: IRBuilder.h:1812
Value * CreateGEP(Value *Ptr, ArrayRef< Value *> IdxList, const Twine &Name="")
Definition: IRBuilder.h:1320
Value * CreateFCmpOLT(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1737
0 0 1 0 True if ordered and greater than
Definition: InstrTypes.h:889
static BinaryOperator * CreateFNeg(Value *Op, const Twine &Name="", Instruction *InsertBefore=nullptr)
static Type * getHalfTy(LLVMContext &C)
Definition: Type.cpp:163
bool isPtrOrPtrVectorTy() const
Return true if this is a pointer type or a vector of pointer types.
Definition: Type.h:224
const InstListType & getInstList() const
Return the underlying instruction list container.
Definition: BasicBlock.h:329
void setHasNoSignedWrap(bool b=true)
Set or clear the nsw flag on this instruction, which must be an operator which supports this flag...
static CastInst * CreateIntegerCast(Value *S, Type *Ty, bool isSigned, const Twine &Name="", Instruction *InsertBefore=nullptr)
Create a ZExt, BitCast, or Trunc for int -> int casts.
This is the shared class of boolean and integer constants.
Definition: Constants.h:84
ResumeInst * CreateResume(Value *Exn)
Definition: IRBuilder.h:841
InsertPoint - A saved insertion point.
Definition: IRBuilder.h:168
static CleanupPadInst * Create(Value *ParentPad, ArrayRef< Value *> Args=None, const Twine &NameStr="", Instruction *InsertBefore=nullptr)
static CatchSwitchInst * Create(Value *ParentPad, BasicBlock *UnwindDest, unsigned NumHandlers, const Twine &NameStr="", Instruction *InsertBefore=nullptr)
iterator end()
Definition: BasicBlock.h:266
static SwitchInst * Create(Value *Value, BasicBlock *Default, unsigned NumCases, Instruction *InsertBefore=nullptr)
Value * CreateIsNull(Value *Arg, const Twine &Name="")
Return an i1 value testing if Arg is null.
Definition: IRBuilder.h:1936
unsigned getScalarSizeInBits() const LLVM_READONLY
If this is a vector type, return the getPrimitiveSizeInBits value for the element type...
Definition: Type.cpp:130
InvokeInst * CreateInvoke(Value *Callee, BasicBlock *NormalDest, BasicBlock *UnwindDest, ArrayRef< Value *> Args, ArrayRef< OperandBundleDef > OpBundles, const Twine &Name="")
Definition: IRBuilder.h:833
Value * CreateIntCast(Value *V, Type *DestTy, bool isSigned, const Twine &Name="")
Definition: IRBuilder.h:1644
Value * CreateNUWNeg(Value *V, const Twine &Name="")
Definition: IRBuilder.h:1216
Value * CreateICmpUGE(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1694
1 1 0 0 True if unordered or less than
Definition: InstrTypes.h:899
Module.h This file contains the declarations for the Module class.
Value * CreateInsertElement(Value *Vec, Value *NewElt, Value *Idx, const Twine &Name="")
Definition: IRBuilder.h:1880
AddressSpace
Definition: NVPTXBaseInfo.h:22
signed less than
Definition: InstrTypes.h:914
IRBuilderBase(LLVMContext &context, MDNode *FPMathTag=nullptr, ArrayRef< OperandBundleDef > OpBundles=None)
Definition: IRBuilder.h:103
Value * CreateFCmpORD(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1752
ConstantInt * getInt32(uint32_t C)
Get a constant 32-bit value.
Definition: IRBuilder.h:307
static CastInst * CreateFPCast(Value *S, Type *Ty, const Twine &Name="", Instruction *InsertBefore=nullptr)
Create an FPExt, BitCast, or FPTrunc for fp -> fp casts.
Value * CreateExtractElement(Value *Vec, uint64_t Idx, const Twine &Name="")
Definition: IRBuilder.h:1875
static IntegerType * getIntNTy(LLVMContext &C, unsigned N)
Definition: Type.cpp:180
Value * CreateFCmpONE(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1747
Value * CreateShuffleVector(Value *V1, Value *V2, Value *Mask, const Twine &Name="")
Definition: IRBuilder.h:1894
CallInst * CreateMemCpy(Value *Dst, unsigned DstAlign, Value *Src, unsigned SrcAlign, uint64_t Size, bool isVolatile=false, MDNode *TBAATag=nullptr, MDNode *TBAAStructTag=nullptr, MDNode *ScopeTag=nullptr, MDNode *NoAliasTag=nullptr)
Create and insert a memcpy between the specified pointers.
Definition: IRBuilder.h:422
static Constant * get(Type *Ty, uint64_t V, bool isSigned=false)
If Ty is a vector type, return a Constant with a splat of the given value.
Definition: Constants.cpp:611
static BranchInst * Create(BasicBlock *IfTrue, Instruction *InsertBefore=nullptr)
static PHINode * Create(Type *Ty, unsigned NumReservedValues, const Twine &NameStr="", Instruction *InsertBefore=nullptr)
Constructors - NumReservedValues is a hint for the number of incoming edges that this phi node will h...
#define NC
Definition: regutils.h:42
Value * CreateConstInBoundsGEP1_64(Value *Ptr, uint64_t Idx0, const Twine &Name="")
Definition: IRBuilder.h:1437
Value * CreateURem(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:987
static ConstantInt * getTrue(LLVMContext &Context)
Definition: Constants.cpp:567
Value handle that asserts if the Value is deleted.
Definition: ValueHandle.h:238
Constant * CreateGlobalStringPtr(StringRef Str, const Twine &Name="", unsigned AddressSpace=0)
Same as CreateGlobalString, but return a pointer with "i8*" type instead of a pointer to array of i8...
Definition: IRBuilder.h:1485
ArrayRef< OperandBundleDef > DefaultOperandBundles
Definition: IRBuilder.h:100
FunctionType * getFunctionType() const
Returns the FunctionType for me.
Definition: Function.h:150
Value * CreateFPCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1665
Value * CreateAnd(Value *LHS, uint64_t RHS, const Twine &Name="")
Definition: IRBuilder.h:1072
signed less or equal
Definition: InstrTypes.h:915
Class for arbitrary precision integers.
Definition: APInt.h:69
BasicBlock::iterator getPoint() const
Definition: IRBuilder.h:184
Value * CreateGEP(Value *Ptr, Value *Idx, const Twine &Name="")
Definition: IRBuilder.h:1359
Value * CreateSDiv(Value *LHS, Value *RHS, const Twine &Name="", bool isExact=false)
Definition: IRBuilder.h:973
Value * CreateUDiv(Value *LHS, Value *RHS, const Twine &Name="", bool isExact=false)
Definition: IRBuilder.h:959
Value * CreateNUWMul(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:955
static BinaryOperator * Create(BinaryOps Op, Value *S1, Value *S2, const Twine &Name=Twine(), Instruction *InsertBefore=nullptr)
Construct a binary instruction, given the opcode and the two operands.
Value * CreatePointerBitCastOrAddrSpaceCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1630
InstListType::iterator iterator
Instruction iterators...
Definition: BasicBlock.h:91
IntegerType * getInt8Ty()
Fetch the type representing an 8-bit integer.
Definition: IRBuilder.h:337
Value * CreateShl(Value *LHS, Value *RHS, const Twine &Name="", bool HasNUW=false, bool HasNSW=false)
Definition: IRBuilder.h:997
Value * CreatePointerCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1621
Value * CreateConstInBoundsGEP2_64(Value *Ptr, uint64_t Idx0, uint64_t Idx1, const Twine &Name="")
Definition: IRBuilder.h:1460
static CatchPadInst * Create(Value *CatchSwitch, ArrayRef< Value *> Args, const Twine &NameStr="", Instruction *InsertBefore=nullptr)
amdgpu Simplify well known AMD library false Value Value * Arg
ConstantInt * getFalse()
Get the constant value for i1 false.
Definition: IRBuilder.h:292
MDNode * DefaultFPMathTag
Definition: IRBuilder.h:97
LoadInst * CreateAlignedLoad(Value *Ptr, unsigned Align, const Twine &Name="")
Definition: IRBuilder.h:1279
IntegerType * getInt1Ty()
Fetch the type representing a single bit.
Definition: IRBuilder.h:332
Value * CreateBitOrPointerCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1653
SwitchInst * CreateSwitch(Value *V, BasicBlock *Dest, unsigned NumCases=10, MDNode *BranchWeights=nullptr, MDNode *Unpredictable=nullptr)
Create a switch instruction with the specified value, default dest, and with a hint for the number of...
Definition: IRBuilder.h:811
Value * CreateTruncOrBitCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1603
Value * CreateNUWSub(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:938
ReturnInst * CreateRetVoid()
Create a &#39;ret void&#39; instruction.
Definition: IRBuilder.h:758
static CastInst * Create(Instruction::CastOps, Value *S, Type *Ty, const Twine &Name="", Instruction *InsertBefore=nullptr)
Provides a way to construct any of the CastInst subclasses using an opcode instead of the subclass&#39;s ...
Value * CreateFCmpULT(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1777
Value * CreateGEP(Type *Ty, Value *Ptr, Value *Idx, const Twine &Name="")
Definition: IRBuilder.h:1363
Value * CreateGEP(Type *Ty, Value *Ptr, ArrayRef< Value *> IdxList, const Twine &Name="")
Definition: IRBuilder.h:1325
Provides an &#39;InsertHelper&#39; that calls a user-provided callback after performing the default insertion...
Definition: IRBuilder.h:73
iterator insert(iterator where, pointer New)
Definition: ilist.h:228
const DebugLoc & getDebugLoc() const
Return the debug location for this node as a DebugLoc.
Definition: Instruction.h:285
FenceInst * CreateFence(AtomicOrdering Ordering, SyncScope::ID SSID=SyncScope::System, const Twine &Name="")
Definition: IRBuilder.h:1299
static IntegerType * getInt32Ty(LLVMContext &C)
Definition: Type.cpp:176
Value * CreateXor(Value *LHS, uint64_t RHS, const Twine &Name="")
Definition: IRBuilder.h:1103
static CastInst * CreateTruncOrBitCast(Value *S, Type *Ty, const Twine &Name="", Instruction *InsertBefore=nullptr)
Create a Trunc or BitCast cast instruction.
CatchPadInst * CreateCatchPad(Value *ParentPad, ArrayRef< Value *> Args, const Twine &Name="")
Definition: IRBuilder.h:857
unsigned greater or equal
Definition: InstrTypes.h:909
static InsertValueInst * Create(Value *Agg, Value *Val, ArrayRef< unsigned > Idxs, const Twine &NameStr="", Instruction *InsertBefore=nullptr)
static Constant * getInBoundsGetElementPtr(Type *Ty, Constant *C, ArrayRef< Constant *> IdxList)
Create an "inbounds" getelementptr.
Definition: Constants.h:1155
CleanupReturnInst * CreateCleanupRet(CleanupPadInst *CleanupPad, BasicBlock *UnwindBB=nullptr)
Definition: IRBuilder.h:845
const NodeList & List
Definition: RDFGraph.cpp:210
#define I(x, y, z)
Definition: MD5.cpp:58
Value * CreateFSub(Value *L, Value *R, const Twine &Name="", MDNode *FPMD=nullptr)
Definition: IRBuilder.h:1124
#define N
Value * CreateInBoundsGEP(Type *Ty, Value *Ptr, ArrayRef< Value *> IdxList, const Twine &Name="")
Definition: IRBuilder.h:1344
0 1 1 0 True if ordered and operands are unequal
Definition: InstrTypes.h:893
Value * CreateConstInBoundsGEP2_32(Type *Ty, Value *Ptr, unsigned Idx0, unsigned Idx1, const Twine &Name="")
Definition: IRBuilder.h:1415
Value * CreateFPToSI(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1544
LLVM_NODISCARD std::enable_if<!is_simple_type< Y >::value, typename cast_retty< X, const Y >::ret_type >::type dyn_cast(const Y &Val)
Definition: Casting.h:323
Type * getValueType() const
Definition: GlobalValue.h:275
void setDefaultFPMathTag(MDNode *FPMathTag)
Set the floating point math metadata to be used.
Definition: IRBuilder.h:217
static BinaryOperator * CreateNeg(Value *S1, const Twine &Name, Instruction *InsertBefore, Value *FlagsOp)
Type * getFloatTy()
Fetch the type representing a 32-bit floating point value.
Definition: IRBuilder.h:370
1 0 1 0 True if unordered or greater than
Definition: InstrTypes.h:897
Value * CreateFAdd(Value *L, Value *R, const Twine &Name="", MDNode *FPMD=nullptr)
Definition: IRBuilder.h:1107
void InsertHelper(Instruction *I, const Twine &Name, BasicBlock *BB, BasicBlock::iterator InsertPt) const
Definition: IRBuilder.h:81
LandingPadInst * CreateLandingPad(Type *Ty, unsigned NumClauses, const Twine &Name="")
Definition: IRBuilder.h:1926
Value * CreateAnd(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1058
Value * CreatePtrToInt(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1565
Value * CreateFDiv(Value *L, Value *R, const Twine &Name="", MDNode *FPMD=nullptr)
Definition: IRBuilder.h:1158
InstTy * Insert(InstTy *I, const Twine &Name="") const
Insert and return the specified instruction.
Definition: IRBuilder.h:728
void setHasNoUnsignedWrap(bool b=true)
Set or clear the nsw flag on this instruction, which must be an operator which supports this flag...
Multiway switch.
Value * CreateCast(Instruction::CastOps Op, Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1612
static CastInst * CreateSExtOrBitCast(Value *S, Type *Ty, const Twine &Name="", Instruction *InsertBefore=nullptr)
Create a SExt or BitCast cast instruction.
static GetElementPtrInst * CreateInBounds(Value *Ptr, ArrayRef< Value *> IdxList, const Twine &NameStr="", Instruction *InsertBefore=nullptr)
Create an "inbounds" getelementptr.
Definition: Instructions.h:897
assert(ImpDefSCC.getReg()==AMDGPU::SCC &&ImpDefSCC.isDef())
Value * CreateAnd(Value *LHS, const APInt &RHS, const Twine &Name="")
Definition: IRBuilder.h:1068
Synchronized with respect to all concurrently executing threads.
Definition: LLVMContext.h:59
ReturnInst * CreateAggregateRet(Value *const *retVals, unsigned N)
Create a sequence of N insertvalue instructions, with one Value from the retVals array each...
Definition: IRBuilder.h:774
Value * CreateFMulFMF(Value *L, Value *R, Instruction *FMFSource, const Twine &Name="")
Copy fast-math-flags from an instruction rather than using the builder&#39;s default FMF.
Definition: IRBuilder.h:1150
LoadInst * CreateAlignedLoad(Value *Ptr, unsigned Align, const char *Name)
Provided to resolve &#39;CreateAlignedLoad(Ptr, Align, "...")&#39; correctly, instead of converting the strin...
Definition: IRBuilder.h:1274
static CatchReturnInst * Create(Value *CatchPad, BasicBlock *BB, Instruction *InsertBefore=nullptr)
0 0 0 1 True if ordered and equal
Definition: InstrTypes.h:888
LLVM Value Representation.
Definition: Value.h:73
void setAlignment(unsigned Align)
1 0 1 1 True if unordered, greater than, or equal
Definition: InstrTypes.h:898
uint64_t getTypeStoreSize(Type *Ty) const
Returns the maximum number of bytes that may be overwritten by storing the specified type...
Definition: DataLayout.h:411
BranchInst * CreateCondBr(Value *Cond, BasicBlock *True, BasicBlock *False, Instruction *MDSrc)
Create a conditional &#39;br Cond, TrueDest, FalseDest&#39; instruction.
Definition: IRBuilder.h:797
constexpr char Size[]
Key for Kernel::Arg::Metadata::mSize.
BranchInst * CreateBr(BasicBlock *Dest)
Create an unconditional &#39;br label X&#39; instruction.
Definition: IRBuilder.h:782
static VectorType * get(Type *ElementType, unsigned NumElements)
This static method is the primary way to construct an VectorType.
Definition: Type.cpp:593
void copyMetadata(const Instruction &SrcInst, ArrayRef< unsigned > WL=ArrayRef< unsigned >())
Copy metadata from SrcInst to this instruction.
static CleanupReturnInst * Create(Value *CleanupPad, BasicBlock *UnwindBB=nullptr, Instruction *InsertBefore=nullptr)
std::underlying_type< E >::type Mask()
Get a bitmask with 1s in all places up to the high-order bit of E&#39;s largest value.
Definition: BitmaskEnum.h:81
void InsertHelper(Instruction *I, const Twine &Name, BasicBlock *BB, BasicBlock::iterator InsertPt) const
Definition: IRBuilder.h:64
void setFastMathFlags(FastMathFlags NewFMF)
Set the fast-math flags to be used with generated fp-math operators.
Definition: IRBuilder.h:220
BasicBlock::iterator GetInsertPoint() const
Definition: IRBuilder.h:122
Value * CreateLShr(Value *LHS, Value *RHS, const Twine &Name="", bool isExact=false)
Definition: IRBuilder.h:1018
Value * CreateStructGEP(Type *Ty, Value *Ptr, unsigned Idx, const Twine &Name="")
Definition: IRBuilder.h:1474
Invoke instruction.
ConstantInt * getInt8(uint8_t C)
Get a constant 8-bit value.
Definition: IRBuilder.h:297
print Print MemDeps of function
Convenience struct for specifying and reasoning about fast-math flags.
Definition: Operator.h:160
unsigned greater than
Definition: InstrTypes.h:908
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:49
Value * CreateNSWSub(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:934
static bool isVolatile(Instruction *Inst)
CallInst * CreateElementUnorderedAtomicMemCpy(Value *Dst, unsigned DstAlign, Value *Src, unsigned SrcAlign, uint64_t Size, uint32_t ElementSize, MDNode *TBAATag=nullptr, MDNode *TBAAStructTag=nullptr, MDNode *ScopeTag=nullptr, MDNode *NoAliasTag=nullptr)
Create and insert an element unordered-atomic memcpy between the specified pointers.
Definition: IRBuilder.h:448
IRBuilder(BasicBlock *TheBB, BasicBlock::iterator IP, MDNode *FPMathTag=nullptr, ArrayRef< OperandBundleDef > OpBundles=None)
Definition: IRBuilder.h:716
Value * CreateInsertValue(Value *Agg, Value *Val, ArrayRef< unsigned > Idxs, const Twine &Name="")
Definition: IRBuilder.h:1917
bool isBigEndian() const
Definition: DataLayout.h:222
static Constant * get(LLVMContext &Context, ArrayRef< uint8_t > Elts)
get() constructors - Return a constant with vector type with an element count and element type matchi...
Definition: Constants.cpp:2495
static ExtractElementInst * Create(Value *Vec, Value *Idx, const Twine &NameStr="", Instruction *InsertBefore=nullptr)
IRBuilder(LLVMContext &C, const T &F, Inserter I=Inserter(), MDNode *FPMathTag=nullptr, ArrayRef< OperandBundleDef > OpBundles=None)
Definition: IRBuilder.h:681
ConstantInt * getInt(const APInt &AI)
Get a constant integer value.
Definition: IRBuilder.h:323
static BinaryOperator * CreateMul(Value *S1, Value *S2, const Twine &Name, Instruction *InsertBefore, Value *FlagsOp)
BasicBlock * getBlock() const
Definition: IRBuilder.h:183
InvokeInst * CreateInvoke(Value *Callee, BasicBlock *NormalDest, BasicBlock *UnwindDest, ArrayRef< Value *> Args=None, const Twine &Name="")
Create an invoke instruction.
Definition: IRBuilder.h:826
0 0 1 1 True if ordered and greater than or equal
Definition: InstrTypes.h:890
Value * CreateICmpSLE(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1718
static IntegerType * getInt8Ty(LLVMContext &C)
Definition: Type.cpp:174
BasicBlock::iterator InsertPt
Definition: IRBuilder.h:94
constexpr char Args[]
Key for Kernel::Metadata::mArgs.
Value * CreateFNeg(Value *V, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1220
LLVM_READONLY APFloat minnum(const APFloat &A, const APFloat &B)
Implements IEEE minNum semantics.
Definition: APFloat.h:1227
Value * CreateOr(Value *LHS, const APInt &RHS, const Twine &Name="")
Definition: IRBuilder.h:1086
signed greater or equal
Definition: InstrTypes.h:913
const BasicBlock * getParent() const
Definition: Instruction.h:67
an instruction to allocate memory on the stack
Definition: Instructions.h:60
Value * CreateFCmpULE(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1782
CallInst * CreateCall(Value *Callee, ArrayRef< Value *> Args=None, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1817
Value * CreateStructGEP(Value *Ptr, unsigned Idx, const Twine &Name="")
Definition: IRBuilder.h:1479