LLVM  8.0.0svn
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 an element unordered-atomic memset of the region of
418  /// memory starting at the given pointer to the given value.
419  ///
420  /// If the pointer isn't an i8*, it will be converted. If a TBAA tag is
421  /// specified, it will be added to the instruction. Likewise with alias.scope
422  /// and noalias tags.
424  uint64_t Size, unsigned Align,
425  uint32_t ElementSize,
426  MDNode *TBAATag = nullptr,
427  MDNode *ScopeTag = nullptr,
428  MDNode *NoAliasTag = nullptr) {
429  return CreateElementUnorderedAtomicMemSet(Ptr, Val, getInt64(Size), Align,
430  ElementSize, TBAATag, ScopeTag,
431  NoAliasTag);
432  }
433 
434  CallInst *CreateElementUnorderedAtomicMemSet(Value *Ptr, Value *Val,
435  Value *Size, unsigned Align,
436  uint32_t ElementSize,
437  MDNode *TBAATag = nullptr,
438  MDNode *ScopeTag = nullptr,
439  MDNode *NoAliasTag = nullptr);
440 
441  /// Create and insert a memcpy between the specified pointers.
442  ///
443  /// If the pointers aren't i8*, they will be converted. If a TBAA tag is
444  /// specified, it will be added to the instruction. Likewise with alias.scope
445  /// and noalias tags.
446  CallInst *CreateMemCpy(Value *Dst, unsigned DstAlign, Value *Src,
447  unsigned SrcAlign, uint64_t Size,
448  bool isVolatile = false, MDNode *TBAATag = nullptr,
449  MDNode *TBAAStructTag = nullptr,
450  MDNode *ScopeTag = nullptr,
451  MDNode *NoAliasTag = nullptr) {
452  return CreateMemCpy(Dst, DstAlign, Src, SrcAlign, getInt64(Size),
453  isVolatile, TBAATag, TBAAStructTag, ScopeTag,
454  NoAliasTag);
455  }
456 
457  CallInst *CreateMemCpy(Value *Dst, unsigned DstAlign, Value *Src,
458  unsigned SrcAlign, Value *Size,
459  bool isVolatile = false, MDNode *TBAATag = nullptr,
460  MDNode *TBAAStructTag = nullptr,
461  MDNode *ScopeTag = nullptr,
462  MDNode *NoAliasTag = nullptr);
463 
464  /// Create and insert an element unordered-atomic memcpy between the
465  /// specified pointers.
466  ///
467  /// DstAlign/SrcAlign are the alignments of the Dst/Src pointers, respectively.
468  ///
469  /// If the pointers aren't i8*, they will be converted. If a TBAA tag is
470  /// specified, it will be added to the instruction. Likewise with alias.scope
471  /// and noalias tags.
473  Value *Dst, unsigned DstAlign, Value *Src, unsigned SrcAlign,
474  uint64_t Size, uint32_t ElementSize, MDNode *TBAATag = nullptr,
475  MDNode *TBAAStructTag = nullptr, MDNode *ScopeTag = nullptr,
476  MDNode *NoAliasTag = nullptr) {
477  return CreateElementUnorderedAtomicMemCpy(
478  Dst, DstAlign, Src, SrcAlign, getInt64(Size), ElementSize, TBAATag,
479  TBAAStructTag, ScopeTag, NoAliasTag);
480  }
481 
482  CallInst *CreateElementUnorderedAtomicMemCpy(
483  Value *Dst, unsigned DstAlign, Value *Src, unsigned SrcAlign, Value *Size,
484  uint32_t ElementSize, MDNode *TBAATag = nullptr,
485  MDNode *TBAAStructTag = nullptr, MDNode *ScopeTag = nullptr,
486  MDNode *NoAliasTag = nullptr);
487 
488  /// Create and insert a memmove between the specified
489  /// pointers.
490  ///
491  /// If the pointers aren't i8*, they will be converted. If a TBAA tag is
492  /// specified, it will be added to the instruction. Likewise with alias.scope
493  /// and noalias tags.
494  CallInst *CreateMemMove(Value *Dst, unsigned DstAlign, Value *Src, unsigned SrcAlign,
495  uint64_t Size, bool isVolatile = false,
496  MDNode *TBAATag = nullptr, MDNode *ScopeTag = nullptr,
497  MDNode *NoAliasTag = nullptr) {
498  return CreateMemMove(Dst, DstAlign, Src, SrcAlign, getInt64(Size), isVolatile,
499  TBAATag, ScopeTag, NoAliasTag);
500  }
501 
502  CallInst *CreateMemMove(Value *Dst, unsigned DstAlign, Value *Src, unsigned SrcAlign,
503  Value *Size, bool isVolatile = false, MDNode *TBAATag = nullptr,
504  MDNode *ScopeTag = nullptr,
505  MDNode *NoAliasTag = nullptr);
506 
507  /// \brief Create and insert an element unordered-atomic memmove between the
508  /// specified pointers.
509  ///
510  /// DstAlign/SrcAlign are the alignments of the Dst/Src pointers,
511  /// respectively.
512  ///
513  /// If the pointers aren't i8*, they will be converted. If a TBAA tag is
514  /// specified, it will be added to the instruction. Likewise with alias.scope
515  /// and noalias tags.
517  Value *Dst, unsigned DstAlign, Value *Src, unsigned SrcAlign,
518  uint64_t Size, uint32_t ElementSize, MDNode *TBAATag = nullptr,
519  MDNode *TBAAStructTag = nullptr, MDNode *ScopeTag = nullptr,
520  MDNode *NoAliasTag = nullptr) {
521  return CreateElementUnorderedAtomicMemMove(
522  Dst, DstAlign, Src, SrcAlign, getInt64(Size), ElementSize, TBAATag,
523  TBAAStructTag, ScopeTag, NoAliasTag);
524  }
525 
526  CallInst *CreateElementUnorderedAtomicMemMove(
527  Value *Dst, unsigned DstAlign, Value *Src, unsigned SrcAlign, Value *Size,
528  uint32_t ElementSize, MDNode *TBAATag = nullptr,
529  MDNode *TBAAStructTag = nullptr, MDNode *ScopeTag = nullptr,
530  MDNode *NoAliasTag = nullptr);
531 
532  /// Create a vector fadd reduction intrinsic of the source vector.
533  /// The first parameter is a scalar accumulator value for ordered reductions.
534  CallInst *CreateFAddReduce(Value *Acc, Value *Src);
535 
536  /// Create a vector fmul reduction intrinsic of the source vector.
537  /// The first parameter is a scalar accumulator value for ordered reductions.
538  CallInst *CreateFMulReduce(Value *Acc, Value *Src);
539 
540  /// Create a vector int add reduction intrinsic of the source vector.
541  CallInst *CreateAddReduce(Value *Src);
542 
543  /// Create a vector int mul reduction intrinsic of the source vector.
544  CallInst *CreateMulReduce(Value *Src);
545 
546  /// Create a vector int AND reduction intrinsic of the source vector.
547  CallInst *CreateAndReduce(Value *Src);
548 
549  /// Create a vector int OR reduction intrinsic of the source vector.
550  CallInst *CreateOrReduce(Value *Src);
551 
552  /// Create a vector int XOR reduction intrinsic of the source vector.
553  CallInst *CreateXorReduce(Value *Src);
554 
555  /// Create a vector integer max reduction intrinsic of the source
556  /// vector.
557  CallInst *CreateIntMaxReduce(Value *Src, bool IsSigned = false);
558 
559  /// Create a vector integer min reduction intrinsic of the source
560  /// vector.
561  CallInst *CreateIntMinReduce(Value *Src, bool IsSigned = false);
562 
563  /// Create a vector float max reduction intrinsic of the source
564  /// vector.
565  CallInst *CreateFPMaxReduce(Value *Src, bool NoNaN = false);
566 
567  /// Create a vector float min reduction intrinsic of the source
568  /// vector.
569  CallInst *CreateFPMinReduce(Value *Src, bool NoNaN = false);
570 
571  /// Create a lifetime.start intrinsic.
572  ///
573  /// If the pointer isn't i8* it will be converted.
574  CallInst *CreateLifetimeStart(Value *Ptr, ConstantInt *Size = nullptr);
575 
576  /// Create a lifetime.end intrinsic.
577  ///
578  /// If the pointer isn't i8* it will be converted.
579  CallInst *CreateLifetimeEnd(Value *Ptr, ConstantInt *Size = nullptr);
580 
581  /// Create a call to invariant.start intrinsic.
582  ///
583  /// If the pointer isn't i8* it will be converted.
584  CallInst *CreateInvariantStart(Value *Ptr, ConstantInt *Size = nullptr);
585 
586  /// Create a call to Masked Load intrinsic
587  CallInst *CreateMaskedLoad(Value *Ptr, unsigned Align, Value *Mask,
588  Value *PassThru = nullptr, const Twine &Name = "");
589 
590  /// Create a call to Masked Store intrinsic
591  CallInst *CreateMaskedStore(Value *Val, Value *Ptr, unsigned Align,
592  Value *Mask);
593 
594  /// Create a call to Masked Gather intrinsic
595  CallInst *CreateMaskedGather(Value *Ptrs, unsigned Align,
596  Value *Mask = nullptr,
597  Value *PassThru = nullptr,
598  const Twine& Name = "");
599 
600  /// Create a call to Masked Scatter intrinsic
601  CallInst *CreateMaskedScatter(Value *Val, Value *Ptrs, unsigned Align,
602  Value *Mask = nullptr);
603 
604  /// Create an assume intrinsic call that allows the optimizer to
605  /// assume that the provided condition will be true.
606  CallInst *CreateAssumption(Value *Cond);
607 
608  /// Create a call to the experimental.gc.statepoint intrinsic to
609  /// start a new statepoint sequence.
610  CallInst *CreateGCStatepointCall(uint64_t ID, uint32_t NumPatchBytes,
611  Value *ActualCallee,
612  ArrayRef<Value *> CallArgs,
613  ArrayRef<Value *> DeoptArgs,
614  ArrayRef<Value *> GCArgs,
615  const Twine &Name = "");
616 
617  /// Create a call to the experimental.gc.statepoint intrinsic to
618  /// start a new statepoint sequence.
619  CallInst *CreateGCStatepointCall(uint64_t ID, uint32_t NumPatchBytes,
620  Value *ActualCallee, uint32_t Flags,
621  ArrayRef<Use> CallArgs,
622  ArrayRef<Use> TransitionArgs,
623  ArrayRef<Use> DeoptArgs,
624  ArrayRef<Value *> GCArgs,
625  const Twine &Name = "");
626 
627  /// Conveninence function for the common case when CallArgs are filled
628  /// in using makeArrayRef(CS.arg_begin(), CS.arg_end()); Use needs to be
629  /// .get()'ed to get the Value pointer.
630  CallInst *CreateGCStatepointCall(uint64_t ID, uint32_t NumPatchBytes,
631  Value *ActualCallee, ArrayRef<Use> CallArgs,
632  ArrayRef<Value *> DeoptArgs,
633  ArrayRef<Value *> GCArgs,
634  const Twine &Name = "");
635 
636  /// Create an invoke to the experimental.gc.statepoint intrinsic to
637  /// start a new statepoint sequence.
638  InvokeInst *
639  CreateGCStatepointInvoke(uint64_t ID, uint32_t NumPatchBytes,
640  Value *ActualInvokee, BasicBlock *NormalDest,
641  BasicBlock *UnwindDest, ArrayRef<Value *> InvokeArgs,
642  ArrayRef<Value *> DeoptArgs,
643  ArrayRef<Value *> GCArgs, const Twine &Name = "");
644 
645  /// Create an invoke to the experimental.gc.statepoint intrinsic to
646  /// start a new statepoint sequence.
647  InvokeInst *CreateGCStatepointInvoke(
648  uint64_t ID, uint32_t NumPatchBytes, Value *ActualInvokee,
649  BasicBlock *NormalDest, BasicBlock *UnwindDest, uint32_t Flags,
650  ArrayRef<Use> InvokeArgs, ArrayRef<Use> TransitionArgs,
651  ArrayRef<Use> DeoptArgs, ArrayRef<Value *> GCArgs,
652  const Twine &Name = "");
653 
654  // Conveninence function for the common case when CallArgs are filled in using
655  // makeArrayRef(CS.arg_begin(), CS.arg_end()); Use needs to be .get()'ed to
656  // get the Value *.
657  InvokeInst *
658  CreateGCStatepointInvoke(uint64_t ID, uint32_t NumPatchBytes,
659  Value *ActualInvokee, BasicBlock *NormalDest,
660  BasicBlock *UnwindDest, ArrayRef<Use> InvokeArgs,
661  ArrayRef<Value *> DeoptArgs,
662  ArrayRef<Value *> GCArgs, const Twine &Name = "");
663 
664  /// Create a call to the experimental.gc.result intrinsic to extract
665  /// the result from a call wrapped in a statepoint.
666  CallInst *CreateGCResult(Instruction *Statepoint,
667  Type *ResultType,
668  const Twine &Name = "");
669 
670  /// Create a call to the experimental.gc.relocate intrinsics to
671  /// project the relocated value of one pointer from the statepoint.
672  CallInst *CreateGCRelocate(Instruction *Statepoint,
673  int BaseOffset,
674  int DerivedOffset,
675  Type *ResultType,
676  const Twine &Name = "");
677 
678  /// Create a call to intrinsic \p ID with 2 operands which is mangled on the
679  /// first type.
680  CallInst *CreateBinaryIntrinsic(Intrinsic::ID ID,
681  Value *LHS, Value *RHS,
682  const Twine &Name = "");
683 
684  /// Create a call to intrinsic \p ID with no operands.
685  CallInst *CreateIntrinsic(Intrinsic::ID ID,
686  Instruction *FMFSource = nullptr,
687  const Twine &Name = "");
688 
689  /// Create a call to intrinsic \p ID with 1 or more operands assuming the
690  /// intrinsic and all operands have the same type. If \p FMFSource is
691  /// provided, copy fast-math-flags from that instruction to the intrinsic.
692  CallInst *CreateIntrinsic(Intrinsic::ID ID, ArrayRef<Value *> Args,
693  Instruction *FMFSource = nullptr,
694  const Twine &Name = "");
695 
696  /// Create call to the minnum intrinsic.
697  CallInst *CreateMinNum(Value *LHS, Value *RHS, const Twine &Name = "") {
698  return CreateBinaryIntrinsic(Intrinsic::minnum, LHS, RHS, Name);
699  }
700 
701  /// Create call to the maxnum intrinsic.
702  CallInst *CreateMaxNum(Value *LHS, Value *RHS, const Twine &Name = "") {
703  return CreateBinaryIntrinsic(Intrinsic::maxnum, LHS, RHS, Name);
704  }
705 
706 private:
707  /// Create a call to a masked intrinsic with given Id.
708  CallInst *CreateMaskedIntrinsic(Intrinsic::ID Id, ArrayRef<Value *> Ops,
709  ArrayRef<Type *> OverloadedTypes,
710  const Twine &Name = "");
711 
712  Value *getCastedInt8PtrValue(Value *Ptr);
713 };
714 
715 /// This provides a uniform API for creating instructions and inserting
716 /// them into a basic block: either at the end of a BasicBlock, or at a specific
717 /// iterator location in a block.
718 ///
719 /// Note that the builder does not expose the full generality of LLVM
720 /// instructions. For access to extra instruction properties, use the mutators
721 /// (e.g. setVolatile) on the instructions after they have been
722 /// created. Convenience state exists to specify fast-math flags and fp-math
723 /// tags.
724 ///
725 /// The first template argument specifies a class to use for creating constants.
726 /// This defaults to creating minimally folded constants. The second template
727 /// argument allows clients to specify custom insertion hooks that are called on
728 /// every newly created insertion.
729 template <typename T = ConstantFolder,
731 class IRBuilder : public IRBuilderBase, public Inserter {
732  T Folder;
733 
734 public:
735  IRBuilder(LLVMContext &C, const T &F, Inserter I = Inserter(),
736  MDNode *FPMathTag = nullptr,
737  ArrayRef<OperandBundleDef> OpBundles = None)
738  : IRBuilderBase(C, FPMathTag, OpBundles), Inserter(std::move(I)),
739  Folder(F) {}
740 
741  explicit IRBuilder(LLVMContext &C, MDNode *FPMathTag = nullptr,
742  ArrayRef<OperandBundleDef> OpBundles = None)
743  : IRBuilderBase(C, FPMathTag, OpBundles) {}
744 
745  explicit IRBuilder(BasicBlock *TheBB, const T &F, MDNode *FPMathTag = nullptr,
746  ArrayRef<OperandBundleDef> OpBundles = None)
747  : IRBuilderBase(TheBB->getContext(), FPMathTag, OpBundles), Folder(F) {
748  SetInsertPoint(TheBB);
749  }
750 
751  explicit IRBuilder(BasicBlock *TheBB, MDNode *FPMathTag = nullptr,
752  ArrayRef<OperandBundleDef> OpBundles = None)
753  : IRBuilderBase(TheBB->getContext(), FPMathTag, OpBundles) {
754  SetInsertPoint(TheBB);
755  }
756 
757  explicit IRBuilder(Instruction *IP, MDNode *FPMathTag = nullptr,
758  ArrayRef<OperandBundleDef> OpBundles = None)
759  : IRBuilderBase(IP->getContext(), FPMathTag, OpBundles) {
760  SetInsertPoint(IP);
761  }
762 
764  MDNode *FPMathTag = nullptr,
765  ArrayRef<OperandBundleDef> OpBundles = None)
766  : IRBuilderBase(TheBB->getContext(), FPMathTag, OpBundles), Folder(F) {
767  SetInsertPoint(TheBB, IP);
768  }
769 
771  MDNode *FPMathTag = nullptr,
772  ArrayRef<OperandBundleDef> OpBundles = None)
773  : IRBuilderBase(TheBB->getContext(), FPMathTag, OpBundles) {
774  SetInsertPoint(TheBB, IP);
775  }
776 
777  /// Get the constant folder being used.
778  const T &getFolder() { return Folder; }
779 
780  /// Insert and return the specified instruction.
781  template<typename InstTy>
782  InstTy *Insert(InstTy *I, const Twine &Name = "") const {
783  this->InsertHelper(I, Name, BB, InsertPt);
784  this->SetInstDebugLocation(I);
785  return I;
786  }
787 
788  /// No-op overload to handle constants.
789  Constant *Insert(Constant *C, const Twine& = "") const {
790  return C;
791  }
792 
793  //===--------------------------------------------------------------------===//
794  // Instruction creation methods: Terminators
795  //===--------------------------------------------------------------------===//
796 
797 private:
798  /// Helper to add branch weight and unpredictable metadata onto an
799  /// instruction.
800  /// \returns The annotated instruction.
801  template <typename InstTy>
802  InstTy *addBranchMetadata(InstTy *I, MDNode *Weights, MDNode *Unpredictable) {
803  if (Weights)
804  I->setMetadata(LLVMContext::MD_prof, Weights);
805  if (Unpredictable)
806  I->setMetadata(LLVMContext::MD_unpredictable, Unpredictable);
807  return I;
808  }
809 
810 public:
811  /// Create a 'ret void' instruction.
813  return Insert(ReturnInst::Create(Context));
814  }
815 
816  /// Create a 'ret <val>' instruction.
818  return Insert(ReturnInst::Create(Context, V));
819  }
820 
821  /// Create a sequence of N insertvalue instructions,
822  /// with one Value from the retVals array each, that build a aggregate
823  /// return value one value at a time, and a ret instruction to return
824  /// the resulting aggregate value.
825  ///
826  /// This is a convenience function for code that uses aggregate return values
827  /// as a vehicle for having multiple return values.
828  ReturnInst *CreateAggregateRet(Value *const *retVals, unsigned N) {
829  Value *V = UndefValue::get(getCurrentFunctionReturnType());
830  for (unsigned i = 0; i != N; ++i)
831  V = CreateInsertValue(V, retVals[i], i, "mrv");
832  return Insert(ReturnInst::Create(Context, V));
833  }
834 
835  /// Create an unconditional 'br label X' instruction.
837  return Insert(BranchInst::Create(Dest));
838  }
839 
840  /// Create a conditional 'br Cond, TrueDest, FalseDest'
841  /// instruction.
843  MDNode *BranchWeights = nullptr,
844  MDNode *Unpredictable = nullptr) {
845  return Insert(addBranchMetadata(BranchInst::Create(True, False, Cond),
846  BranchWeights, Unpredictable));
847  }
848 
849  /// Create a conditional 'br Cond, TrueDest, FalseDest'
850  /// instruction. Copy branch meta data if available.
852  Instruction *MDSrc) {
853  BranchInst *Br = BranchInst::Create(True, False, Cond);
854  if (MDSrc) {
857  Br->copyMetadata(*MDSrc, makeArrayRef(&WL[0], 4));
858  }
859  return Insert(Br);
860  }
861 
862  /// Create a switch instruction with the specified value, default dest,
863  /// and with a hint for the number of cases that will be added (for efficient
864  /// allocation).
865  SwitchInst *CreateSwitch(Value *V, BasicBlock *Dest, unsigned NumCases = 10,
866  MDNode *BranchWeights = nullptr,
867  MDNode *Unpredictable = nullptr) {
868  return Insert(addBranchMetadata(SwitchInst::Create(V, Dest, NumCases),
869  BranchWeights, Unpredictable));
870  }
871 
872  /// Create an indirect branch instruction with the specified address
873  /// operand, with an optional hint for the number of destinations that will be
874  /// added (for efficient allocation).
875  IndirectBrInst *CreateIndirectBr(Value *Addr, unsigned NumDests = 10) {
876  return Insert(IndirectBrInst::Create(Addr, NumDests));
877  }
878 
879  /// Create an invoke instruction.
881  BasicBlock *UnwindDest,
883  const Twine &Name = "") {
884  return Insert(InvokeInst::Create(Callee, NormalDest, UnwindDest, Args),
885  Name);
886  }
888  BasicBlock *UnwindDest, ArrayRef<Value *> Args,
889  ArrayRef<OperandBundleDef> OpBundles,
890  const Twine &Name = "") {
891  return Insert(InvokeInst::Create(Callee, NormalDest, UnwindDest, Args,
892  OpBundles), Name);
893  }
894 
896  return Insert(ResumeInst::Create(Exn));
897  }
898 
900  BasicBlock *UnwindBB = nullptr) {
901  return Insert(CleanupReturnInst::Create(CleanupPad, UnwindBB));
902  }
903 
905  unsigned NumHandlers,
906  const Twine &Name = "") {
907  return Insert(CatchSwitchInst::Create(ParentPad, UnwindBB, NumHandlers),
908  Name);
909  }
910 
912  const Twine &Name = "") {
913  return Insert(CatchPadInst::Create(ParentPad, Args), Name);
914  }
915 
918  const Twine &Name = "") {
919  return Insert(CleanupPadInst::Create(ParentPad, Args), Name);
920  }
921 
923  return Insert(CatchReturnInst::Create(CatchPad, BB));
924  }
925 
927  return Insert(new UnreachableInst(Context));
928  }
929 
930  //===--------------------------------------------------------------------===//
931  // Instruction creation methods: Binary Operators
932  //===--------------------------------------------------------------------===//
933 private:
934  BinaryOperator *CreateInsertNUWNSWBinOp(BinaryOperator::BinaryOps Opc,
935  Value *LHS, Value *RHS,
936  const Twine &Name,
937  bool HasNUW, bool HasNSW) {
938  BinaryOperator *BO = Insert(BinaryOperator::Create(Opc, LHS, RHS), Name);
939  if (HasNUW) BO->setHasNoUnsignedWrap();
940  if (HasNSW) BO->setHasNoSignedWrap();
941  return BO;
942  }
943 
944  Instruction *setFPAttrs(Instruction *I, MDNode *FPMD,
945  FastMathFlags FMF) const {
946  if (!FPMD)
947  FPMD = DefaultFPMathTag;
948  if (FPMD)
950  I->setFastMathFlags(FMF);
951  return I;
952  }
953 
954  Value *foldConstant(Instruction::BinaryOps Opc, Value *L,
955  Value *R, const Twine &Name = nullptr) const {
956  auto *LC = dyn_cast<Constant>(L);
957  auto *RC = dyn_cast<Constant>(R);
958  return (LC && RC) ? Insert(Folder.CreateBinOp(Opc, LC, RC), Name) : nullptr;
959  }
960 
961 public:
962  Value *CreateAdd(Value *LHS, Value *RHS, const Twine &Name = "",
963  bool HasNUW = false, bool HasNSW = false) {
964  if (auto *LC = dyn_cast<Constant>(LHS))
965  if (auto *RC = dyn_cast<Constant>(RHS))
966  return Insert(Folder.CreateAdd(LC, RC, HasNUW, HasNSW), Name);
967  return CreateInsertNUWNSWBinOp(Instruction::Add, LHS, RHS, Name,
968  HasNUW, HasNSW);
969  }
970 
971  Value *CreateNSWAdd(Value *LHS, Value *RHS, const Twine &Name = "") {
972  return CreateAdd(LHS, RHS, Name, false, true);
973  }
974 
975  Value *CreateNUWAdd(Value *LHS, Value *RHS, const Twine &Name = "") {
976  return CreateAdd(LHS, RHS, Name, true, false);
977  }
978 
979  Value *CreateSub(Value *LHS, Value *RHS, const Twine &Name = "",
980  bool HasNUW = false, bool HasNSW = false) {
981  if (auto *LC = dyn_cast<Constant>(LHS))
982  if (auto *RC = dyn_cast<Constant>(RHS))
983  return Insert(Folder.CreateSub(LC, RC, HasNUW, HasNSW), Name);
984  return CreateInsertNUWNSWBinOp(Instruction::Sub, LHS, RHS, Name,
985  HasNUW, HasNSW);
986  }
987 
988  Value *CreateNSWSub(Value *LHS, Value *RHS, const Twine &Name = "") {
989  return CreateSub(LHS, RHS, Name, false, true);
990  }
991 
992  Value *CreateNUWSub(Value *LHS, Value *RHS, const Twine &Name = "") {
993  return CreateSub(LHS, RHS, Name, true, false);
994  }
995 
996  Value *CreateMul(Value *LHS, Value *RHS, const Twine &Name = "",
997  bool HasNUW = false, bool HasNSW = false) {
998  if (auto *LC = dyn_cast<Constant>(LHS))
999  if (auto *RC = dyn_cast<Constant>(RHS))
1000  return Insert(Folder.CreateMul(LC, RC, HasNUW, HasNSW), Name);
1001  return CreateInsertNUWNSWBinOp(Instruction::Mul, LHS, RHS, Name,
1002  HasNUW, HasNSW);
1003  }
1004 
1005  Value *CreateNSWMul(Value *LHS, Value *RHS, const Twine &Name = "") {
1006  return CreateMul(LHS, RHS, Name, false, true);
1007  }
1008 
1009  Value *CreateNUWMul(Value *LHS, Value *RHS, const Twine &Name = "") {
1010  return CreateMul(LHS, RHS, Name, true, false);
1011  }
1012 
1013  Value *CreateUDiv(Value *LHS, Value *RHS, const Twine &Name = "",
1014  bool isExact = false) {
1015  if (auto *LC = dyn_cast<Constant>(LHS))
1016  if (auto *RC = dyn_cast<Constant>(RHS))
1017  return Insert(Folder.CreateUDiv(LC, RC, isExact), Name);
1018  if (!isExact)
1019  return Insert(BinaryOperator::CreateUDiv(LHS, RHS), Name);
1020  return Insert(BinaryOperator::CreateExactUDiv(LHS, RHS), Name);
1021  }
1022 
1023  Value *CreateExactUDiv(Value *LHS, Value *RHS, const Twine &Name = "") {
1024  return CreateUDiv(LHS, RHS, Name, true);
1025  }
1026 
1027  Value *CreateSDiv(Value *LHS, Value *RHS, const Twine &Name = "",
1028  bool isExact = false) {
1029  if (auto *LC = dyn_cast<Constant>(LHS))
1030  if (auto *RC = dyn_cast<Constant>(RHS))
1031  return Insert(Folder.CreateSDiv(LC, RC, isExact), Name);
1032  if (!isExact)
1033  return Insert(BinaryOperator::CreateSDiv(LHS, RHS), Name);
1034  return Insert(BinaryOperator::CreateExactSDiv(LHS, RHS), Name);
1035  }
1036 
1037  Value *CreateExactSDiv(Value *LHS, Value *RHS, const Twine &Name = "") {
1038  return CreateSDiv(LHS, RHS, Name, true);
1039  }
1040 
1041  Value *CreateURem(Value *LHS, Value *RHS, const Twine &Name = "") {
1042  if (Value *V = foldConstant(Instruction::URem, LHS, RHS, Name)) return V;
1043  return Insert(BinaryOperator::CreateURem(LHS, RHS), Name);
1044  }
1045 
1046  Value *CreateSRem(Value *LHS, Value *RHS, const Twine &Name = "") {
1047  if (Value *V = foldConstant(Instruction::SRem, LHS, RHS, Name)) return V;
1048  return Insert(BinaryOperator::CreateSRem(LHS, RHS), Name);
1049  }
1050 
1051  Value *CreateShl(Value *LHS, Value *RHS, const Twine &Name = "",
1052  bool HasNUW = false, bool HasNSW = false) {
1053  if (auto *LC = dyn_cast<Constant>(LHS))
1054  if (auto *RC = dyn_cast<Constant>(RHS))
1055  return Insert(Folder.CreateShl(LC, RC, HasNUW, HasNSW), Name);
1056  return CreateInsertNUWNSWBinOp(Instruction::Shl, LHS, RHS, Name,
1057  HasNUW, HasNSW);
1058  }
1059 
1060  Value *CreateShl(Value *LHS, const APInt &RHS, const Twine &Name = "",
1061  bool HasNUW = false, bool HasNSW = false) {
1062  return CreateShl(LHS, ConstantInt::get(LHS->getType(), RHS), Name,
1063  HasNUW, HasNSW);
1064  }
1065 
1066  Value *CreateShl(Value *LHS, uint64_t RHS, const Twine &Name = "",
1067  bool HasNUW = false, bool HasNSW = false) {
1068  return CreateShl(LHS, ConstantInt::get(LHS->getType(), RHS), Name,
1069  HasNUW, HasNSW);
1070  }
1071 
1072  Value *CreateLShr(Value *LHS, Value *RHS, const Twine &Name = "",
1073  bool isExact = false) {
1074  if (auto *LC = dyn_cast<Constant>(LHS))
1075  if (auto *RC = dyn_cast<Constant>(RHS))
1076  return Insert(Folder.CreateLShr(LC, RC, isExact), Name);
1077  if (!isExact)
1078  return Insert(BinaryOperator::CreateLShr(LHS, RHS), Name);
1079  return Insert(BinaryOperator::CreateExactLShr(LHS, RHS), Name);
1080  }
1081 
1082  Value *CreateLShr(Value *LHS, const APInt &RHS, const Twine &Name = "",
1083  bool isExact = false) {
1084  return CreateLShr(LHS, ConstantInt::get(LHS->getType(), RHS), Name,isExact);
1085  }
1086 
1087  Value *CreateLShr(Value *LHS, uint64_t RHS, const Twine &Name = "",
1088  bool isExact = false) {
1089  return CreateLShr(LHS, ConstantInt::get(LHS->getType(), RHS), Name,isExact);
1090  }
1091 
1092  Value *CreateAShr(Value *LHS, Value *RHS, const Twine &Name = "",
1093  bool isExact = false) {
1094  if (auto *LC = dyn_cast<Constant>(LHS))
1095  if (auto *RC = dyn_cast<Constant>(RHS))
1096  return Insert(Folder.CreateAShr(LC, RC, isExact), Name);
1097  if (!isExact)
1098  return Insert(BinaryOperator::CreateAShr(LHS, RHS), Name);
1099  return Insert(BinaryOperator::CreateExactAShr(LHS, RHS), Name);
1100  }
1101 
1102  Value *CreateAShr(Value *LHS, const APInt &RHS, const Twine &Name = "",
1103  bool isExact = false) {
1104  return CreateAShr(LHS, ConstantInt::get(LHS->getType(), RHS), Name,isExact);
1105  }
1106 
1107  Value *CreateAShr(Value *LHS, uint64_t RHS, const Twine &Name = "",
1108  bool isExact = false) {
1109  return CreateAShr(LHS, ConstantInt::get(LHS->getType(), RHS), Name,isExact);
1110  }
1111 
1112  Value *CreateAnd(Value *LHS, Value *RHS, const Twine &Name = "") {
1113  if (auto *RC = dyn_cast<Constant>(RHS)) {
1114  if (isa<ConstantInt>(RC) && cast<ConstantInt>(RC)->isMinusOne())
1115  return LHS; // LHS & -1 -> LHS
1116  if (auto *LC = dyn_cast<Constant>(LHS))
1117  return Insert(Folder.CreateAnd(LC, RC), Name);
1118  }
1119  return Insert(BinaryOperator::CreateAnd(LHS, RHS), Name);
1120  }
1121 
1122  Value *CreateAnd(Value *LHS, const APInt &RHS, const Twine &Name = "") {
1123  return CreateAnd(LHS, ConstantInt::get(LHS->getType(), RHS), Name);
1124  }
1125 
1126  Value *CreateAnd(Value *LHS, uint64_t RHS, const Twine &Name = "") {
1127  return CreateAnd(LHS, ConstantInt::get(LHS->getType(), RHS), Name);
1128  }
1129 
1130  Value *CreateOr(Value *LHS, Value *RHS, const Twine &Name = "") {
1131  if (auto *RC = dyn_cast<Constant>(RHS)) {
1132  if (RC->isNullValue())
1133  return LHS; // LHS | 0 -> LHS
1134  if (auto *LC = dyn_cast<Constant>(LHS))
1135  return Insert(Folder.CreateOr(LC, RC), Name);
1136  }
1137  return Insert(BinaryOperator::CreateOr(LHS, RHS), Name);
1138  }
1139 
1140  Value *CreateOr(Value *LHS, const APInt &RHS, const Twine &Name = "") {
1141  return CreateOr(LHS, ConstantInt::get(LHS->getType(), RHS), Name);
1142  }
1143 
1144  Value *CreateOr(Value *LHS, uint64_t RHS, const Twine &Name = "") {
1145  return CreateOr(LHS, ConstantInt::get(LHS->getType(), RHS), Name);
1146  }
1147 
1148  Value *CreateXor(Value *LHS, Value *RHS, const Twine &Name = "") {
1149  if (Value *V = foldConstant(Instruction::Xor, LHS, RHS, Name)) return V;
1150  return Insert(BinaryOperator::CreateXor(LHS, RHS), Name);
1151  }
1152 
1153  Value *CreateXor(Value *LHS, const APInt &RHS, const Twine &Name = "") {
1154  return CreateXor(LHS, ConstantInt::get(LHS->getType(), RHS), Name);
1155  }
1156 
1157  Value *CreateXor(Value *LHS, uint64_t RHS, const Twine &Name = "") {
1158  return CreateXor(LHS, ConstantInt::get(LHS->getType(), RHS), Name);
1159  }
1160 
1161  Value *CreateFAdd(Value *L, Value *R, const Twine &Name = "",
1162  MDNode *FPMD = nullptr) {
1163  if (Value *V = foldConstant(Instruction::FAdd, L, R, Name)) return V;
1164  Instruction *I = setFPAttrs(BinaryOperator::CreateFAdd(L, R), FPMD, FMF);
1165  return Insert(I, Name);
1166  }
1167 
1168  /// Copy fast-math-flags from an instruction rather than using the builder's
1169  /// default FMF.
1171  const Twine &Name = "") {
1172  if (Value *V = foldConstant(Instruction::FAdd, L, R, Name)) return V;
1173  Instruction *I = setFPAttrs(BinaryOperator::CreateFAdd(L, R), nullptr,
1174  FMFSource->getFastMathFlags());
1175  return Insert(I, Name);
1176  }
1177 
1178  Value *CreateFSub(Value *L, Value *R, const Twine &Name = "",
1179  MDNode *FPMD = nullptr) {
1180  if (Value *V = foldConstant(Instruction::FSub, L, R, Name)) return V;
1181  Instruction *I = setFPAttrs(BinaryOperator::CreateFSub(L, R), FPMD, FMF);
1182  return Insert(I, Name);
1183  }
1184 
1185  /// Copy fast-math-flags from an instruction rather than using the builder's
1186  /// default FMF.
1188  const Twine &Name = "") {
1189  if (Value *V = foldConstant(Instruction::FSub, L, R, Name)) return V;
1190  Instruction *I = setFPAttrs(BinaryOperator::CreateFSub(L, R), nullptr,
1191  FMFSource->getFastMathFlags());
1192  return Insert(I, Name);
1193  }
1194 
1195  Value *CreateFMul(Value *L, Value *R, const Twine &Name = "",
1196  MDNode *FPMD = nullptr) {
1197  if (Value *V = foldConstant(Instruction::FMul, L, R, Name)) return V;
1198  Instruction *I = setFPAttrs(BinaryOperator::CreateFMul(L, R), FPMD, FMF);
1199  return Insert(I, Name);
1200  }
1201 
1202  /// Copy fast-math-flags from an instruction rather than using the builder's
1203  /// default FMF.
1205  const Twine &Name = "") {
1206  if (Value *V = foldConstant(Instruction::FMul, L, R, Name)) return V;
1207  Instruction *I = setFPAttrs(BinaryOperator::CreateFMul(L, R), nullptr,
1208  FMFSource->getFastMathFlags());
1209  return Insert(I, Name);
1210  }
1211 
1212  Value *CreateFDiv(Value *L, Value *R, const Twine &Name = "",
1213  MDNode *FPMD = nullptr) {
1214  if (Value *V = foldConstant(Instruction::FDiv, L, R, Name)) return V;
1215  Instruction *I = setFPAttrs(BinaryOperator::CreateFDiv(L, R), FPMD, FMF);
1216  return Insert(I, Name);
1217  }
1218 
1219  /// Copy fast-math-flags from an instruction rather than using the builder's
1220  /// default FMF.
1222  const Twine &Name = "") {
1223  if (Value *V = foldConstant(Instruction::FDiv, L, R, Name)) return V;
1224  Instruction *I = setFPAttrs(BinaryOperator::CreateFDiv(L, R), nullptr,
1225  FMFSource->getFastMathFlags());
1226  return Insert(I, Name);
1227  }
1228 
1229  Value *CreateFRem(Value *L, Value *R, const Twine &Name = "",
1230  MDNode *FPMD = nullptr) {
1231  if (Value *V = foldConstant(Instruction::FRem, L, R, Name)) return V;
1232  Instruction *I = setFPAttrs(BinaryOperator::CreateFRem(L, R), FPMD, FMF);
1233  return Insert(I, Name);
1234  }
1235 
1236  /// Copy fast-math-flags from an instruction rather than using the builder's
1237  /// default FMF.
1239  const Twine &Name = "") {
1240  if (Value *V = foldConstant(Instruction::FRem, L, R, Name)) return V;
1241  Instruction *I = setFPAttrs(BinaryOperator::CreateFRem(L, R), nullptr,
1242  FMFSource->getFastMathFlags());
1243  return Insert(I, Name);
1244  }
1245 
1247  Value *LHS, Value *RHS, const Twine &Name = "",
1248  MDNode *FPMathTag = nullptr) {
1249  if (Value *V = foldConstant(Opc, LHS, RHS, Name)) return V;
1250  Instruction *BinOp = BinaryOperator::Create(Opc, LHS, RHS);
1251  if (isa<FPMathOperator>(BinOp))
1252  BinOp = setFPAttrs(BinOp, FPMathTag, FMF);
1253  return Insert(BinOp, Name);
1254  }
1255 
1256  Value *CreateNeg(Value *V, const Twine &Name = "",
1257  bool HasNUW = false, bool HasNSW = false) {
1258  if (auto *VC = dyn_cast<Constant>(V))
1259  return Insert(Folder.CreateNeg(VC, HasNUW, HasNSW), Name);
1260  BinaryOperator *BO = Insert(BinaryOperator::CreateNeg(V), Name);
1261  if (HasNUW) BO->setHasNoUnsignedWrap();
1262  if (HasNSW) BO->setHasNoSignedWrap();
1263  return BO;
1264  }
1265 
1266  Value *CreateNSWNeg(Value *V, const Twine &Name = "") {
1267  return CreateNeg(V, Name, false, true);
1268  }
1269 
1270  Value *CreateNUWNeg(Value *V, const Twine &Name = "") {
1271  return CreateNeg(V, Name, true, false);
1272  }
1273 
1274  Value *CreateFNeg(Value *V, const Twine &Name = "",
1275  MDNode *FPMathTag = nullptr) {
1276  if (auto *VC = dyn_cast<Constant>(V))
1277  return Insert(Folder.CreateFNeg(VC), Name);
1278  return Insert(setFPAttrs(BinaryOperator::CreateFNeg(V), FPMathTag, FMF),
1279  Name);
1280  }
1281 
1282  Value *CreateNot(Value *V, const Twine &Name = "") {
1283  if (auto *VC = dyn_cast<Constant>(V))
1284  return Insert(Folder.CreateNot(VC), Name);
1285  return Insert(BinaryOperator::CreateNot(V), Name);
1286  }
1287 
1288  //===--------------------------------------------------------------------===//
1289  // Instruction creation methods: Memory Instructions
1290  //===--------------------------------------------------------------------===//
1291 
1292  AllocaInst *CreateAlloca(Type *Ty, unsigned AddrSpace,
1293  Value *ArraySize = nullptr, const Twine &Name = "") {
1294  return Insert(new AllocaInst(Ty, AddrSpace, ArraySize), Name);
1295  }
1296 
1297  AllocaInst *CreateAlloca(Type *Ty, Value *ArraySize = nullptr,
1298  const Twine &Name = "") {
1299  const DataLayout &DL = BB->getParent()->getParent()->getDataLayout();
1300  return Insert(new AllocaInst(Ty, DL.getAllocaAddrSpace(), ArraySize), Name);
1301  }
1302 
1303  /// Provided to resolve 'CreateLoad(Ptr, "...")' correctly, instead of
1304  /// converting the string to 'bool' for the isVolatile parameter.
1305  LoadInst *CreateLoad(Value *Ptr, const char *Name) {
1306  return Insert(new LoadInst(Ptr), Name);
1307  }
1308 
1309  LoadInst *CreateLoad(Value *Ptr, const Twine &Name = "") {
1310  return Insert(new LoadInst(Ptr), Name);
1311  }
1312 
1313  LoadInst *CreateLoad(Type *Ty, Value *Ptr, const Twine &Name = "") {
1314  return Insert(new LoadInst(Ty, Ptr), Name);
1315  }
1316 
1317  LoadInst *CreateLoad(Value *Ptr, bool isVolatile, const Twine &Name = "") {
1318  return Insert(new LoadInst(Ptr, nullptr, isVolatile), Name);
1319  }
1320 
1321  StoreInst *CreateStore(Value *Val, Value *Ptr, bool isVolatile = false) {
1322  return Insert(new StoreInst(Val, Ptr, isVolatile));
1323  }
1324 
1325  /// Provided to resolve 'CreateAlignedLoad(Ptr, Align, "...")'
1326  /// correctly, instead of converting the string to 'bool' for the isVolatile
1327  /// parameter.
1328  LoadInst *CreateAlignedLoad(Value *Ptr, unsigned Align, const char *Name) {
1329  LoadInst *LI = CreateLoad(Ptr, Name);
1330  LI->setAlignment(Align);
1331  return LI;
1332  }
1334  const Twine &Name = "") {
1335  LoadInst *LI = CreateLoad(Ptr, Name);
1336  LI->setAlignment(Align);
1337  return LI;
1338  }
1340  const Twine &Name = "") {
1341  LoadInst *LI = CreateLoad(Ptr, isVolatile, Name);
1342  LI->setAlignment(Align);
1343  return LI;
1344  }
1345 
1347  bool isVolatile = false) {
1348  StoreInst *SI = CreateStore(Val, Ptr, isVolatile);
1349  SI->setAlignment(Align);
1350  return SI;
1351  }
1352 
1355  const Twine &Name = "") {
1356  return Insert(new FenceInst(Context, Ordering, SSID), Name);
1357  }
1358 
1361  AtomicOrdering SuccessOrdering,
1362  AtomicOrdering FailureOrdering,
1364  return Insert(new AtomicCmpXchgInst(Ptr, Cmp, New, SuccessOrdering,
1365  FailureOrdering, SSID));
1366  }
1367 
1369  AtomicOrdering Ordering,
1371  return Insert(new AtomicRMWInst(Op, Ptr, Val, Ordering, SSID));
1372  }
1373 
1375  const Twine &Name = "") {
1376  return CreateGEP(nullptr, Ptr, IdxList, Name);
1377  }
1378 
1380  const Twine &Name = "") {
1381  if (auto *PC = dyn_cast<Constant>(Ptr)) {
1382  // Every index must be constant.
1383  size_t i, e;
1384  for (i = 0, e = IdxList.size(); i != e; ++i)
1385  if (!isa<Constant>(IdxList[i]))
1386  break;
1387  if (i == e)
1388  return Insert(Folder.CreateGetElementPtr(Ty, PC, IdxList), Name);
1389  }
1390  return Insert(GetElementPtrInst::Create(Ty, Ptr, IdxList), Name);
1391  }
1392 
1394  const Twine &Name = "") {
1395  return CreateInBoundsGEP(nullptr, Ptr, IdxList, Name);
1396  }
1397 
1399  const Twine &Name = "") {
1400  if (auto *PC = dyn_cast<Constant>(Ptr)) {
1401  // Every index must be constant.
1402  size_t i, e;
1403  for (i = 0, e = IdxList.size(); i != e; ++i)
1404  if (!isa<Constant>(IdxList[i]))
1405  break;
1406  if (i == e)
1407  return Insert(Folder.CreateInBoundsGetElementPtr(Ty, PC, IdxList),
1408  Name);
1409  }
1410  return Insert(GetElementPtrInst::CreateInBounds(Ty, Ptr, IdxList), Name);
1411  }
1412 
1413  Value *CreateGEP(Value *Ptr, Value *Idx, const Twine &Name = "") {
1414  return CreateGEP(nullptr, Ptr, Idx, Name);
1415  }
1416 
1417  Value *CreateGEP(Type *Ty, Value *Ptr, Value *Idx, const Twine &Name = "") {
1418  if (auto *PC = dyn_cast<Constant>(Ptr))
1419  if (auto *IC = dyn_cast<Constant>(Idx))
1420  return Insert(Folder.CreateGetElementPtr(Ty, PC, IC), Name);
1421  return Insert(GetElementPtrInst::Create(Ty, Ptr, Idx), Name);
1422  }
1423 
1425  const Twine &Name = "") {
1426  if (auto *PC = dyn_cast<Constant>(Ptr))
1427  if (auto *IC = dyn_cast<Constant>(Idx))
1428  return Insert(Folder.CreateInBoundsGetElementPtr(Ty, PC, IC), Name);
1429  return Insert(GetElementPtrInst::CreateInBounds(Ty, Ptr, Idx), Name);
1430  }
1431 
1432  Value *CreateConstGEP1_32(Value *Ptr, unsigned Idx0, const Twine &Name = "") {
1433  return CreateConstGEP1_32(nullptr, Ptr, Idx0, Name);
1434  }
1435 
1436  Value *CreateConstGEP1_32(Type *Ty, Value *Ptr, unsigned Idx0,
1437  const Twine &Name = "") {
1439 
1440  if (auto *PC = dyn_cast<Constant>(Ptr))
1441  return Insert(Folder.CreateGetElementPtr(Ty, PC, Idx), Name);
1442 
1443  return Insert(GetElementPtrInst::Create(Ty, Ptr, Idx), Name);
1444  }
1445 
1446  Value *CreateConstInBoundsGEP1_32(Type *Ty, Value *Ptr, unsigned Idx0,
1447  const Twine &Name = "") {
1449 
1450  if (auto *PC = dyn_cast<Constant>(Ptr))
1451  return Insert(Folder.CreateInBoundsGetElementPtr(Ty, PC, Idx), Name);
1452 
1453  return Insert(GetElementPtrInst::CreateInBounds(Ty, Ptr, Idx), Name);
1454  }
1455 
1456  Value *CreateConstGEP2_32(Type *Ty, Value *Ptr, unsigned Idx0, unsigned Idx1,
1457  const Twine &Name = "") {
1458  Value *Idxs[] = {
1461  };
1462 
1463  if (auto *PC = dyn_cast<Constant>(Ptr))
1464  return Insert(Folder.CreateGetElementPtr(Ty, PC, Idxs), Name);
1465 
1466  return Insert(GetElementPtrInst::Create(Ty, Ptr, Idxs), Name);
1467  }
1468 
1469  Value *CreateConstInBoundsGEP2_32(Type *Ty, Value *Ptr, unsigned Idx0,
1470  unsigned Idx1, const Twine &Name = "") {
1471  Value *Idxs[] = {
1474  };
1475 
1476  if (auto *PC = dyn_cast<Constant>(Ptr))
1477  return Insert(Folder.CreateInBoundsGetElementPtr(Ty, PC, Idxs), Name);
1478 
1479  return Insert(GetElementPtrInst::CreateInBounds(Ty, Ptr, Idxs), Name);
1480  }
1481 
1482  Value *CreateConstGEP1_64(Value *Ptr, uint64_t Idx0, const Twine &Name = "") {
1484 
1485  if (auto *PC = dyn_cast<Constant>(Ptr))
1486  return Insert(Folder.CreateGetElementPtr(nullptr, PC, Idx), Name);
1487 
1488  return Insert(GetElementPtrInst::Create(nullptr, Ptr, Idx), Name);
1489  }
1490 
1492  const Twine &Name = "") {
1494 
1495  if (auto *PC = dyn_cast<Constant>(Ptr))
1496  return Insert(Folder.CreateInBoundsGetElementPtr(nullptr, PC, Idx), Name);
1497 
1498  return Insert(GetElementPtrInst::CreateInBounds(nullptr, Ptr, Idx), Name);
1499  }
1500 
1501  Value *CreateConstGEP2_64(Value *Ptr, uint64_t Idx0, uint64_t Idx1,
1502  const Twine &Name = "") {
1503  Value *Idxs[] = {
1506  };
1507 
1508  if (auto *PC = dyn_cast<Constant>(Ptr))
1509  return Insert(Folder.CreateGetElementPtr(nullptr, PC, Idxs), Name);
1510 
1511  return Insert(GetElementPtrInst::Create(nullptr, Ptr, Idxs), Name);
1512  }
1513 
1514  Value *CreateConstInBoundsGEP2_64(Value *Ptr, uint64_t Idx0, uint64_t Idx1,
1515  const Twine &Name = "") {
1516  Value *Idxs[] = {
1519  };
1520 
1521  if (auto *PC = dyn_cast<Constant>(Ptr))
1522  return Insert(Folder.CreateInBoundsGetElementPtr(nullptr, PC, Idxs),
1523  Name);
1524 
1525  return Insert(GetElementPtrInst::CreateInBounds(nullptr, Ptr, Idxs), Name);
1526  }
1527 
1528  Value *CreateStructGEP(Type *Ty, Value *Ptr, unsigned Idx,
1529  const Twine &Name = "") {
1530  return CreateConstInBoundsGEP2_32(Ty, Ptr, 0, Idx, Name);
1531  }
1532 
1533  Value *CreateStructGEP(Value *Ptr, unsigned Idx, const Twine &Name = "") {
1534  return CreateConstInBoundsGEP2_32(nullptr, Ptr, 0, Idx, Name);
1535  }
1536 
1537  /// Same as CreateGlobalString, but return a pointer with "i8*" type
1538  /// instead of a pointer to array of i8.
1540  unsigned AddressSpace = 0) {
1541  GlobalVariable *GV = CreateGlobalString(Str, Name, AddressSpace);
1543  Constant *Indices[] = {Zero, Zero};
1545  Indices);
1546  }
1547 
1548  //===--------------------------------------------------------------------===//
1549  // Instruction creation methods: Cast/Conversion Operators
1550  //===--------------------------------------------------------------------===//
1551 
1552  Value *CreateTrunc(Value *V, Type *DestTy, const Twine &Name = "") {
1553  return CreateCast(Instruction::Trunc, V, DestTy, Name);
1554  }
1555 
1556  Value *CreateZExt(Value *V, Type *DestTy, const Twine &Name = "") {
1557  return CreateCast(Instruction::ZExt, V, DestTy, Name);
1558  }
1559 
1560  Value *CreateSExt(Value *V, Type *DestTy, const Twine &Name = "") {
1561  return CreateCast(Instruction::SExt, V, DestTy, Name);
1562  }
1563 
1564  /// Create a ZExt or Trunc from the integer value V to DestTy. Return
1565  /// the value untouched if the type of V is already DestTy.
1567  const Twine &Name = "") {
1568  assert(V->getType()->isIntOrIntVectorTy() &&
1569  DestTy->isIntOrIntVectorTy() &&
1570  "Can only zero extend/truncate integers!");
1571  Type *VTy = V->getType();
1572  if (VTy->getScalarSizeInBits() < DestTy->getScalarSizeInBits())
1573  return CreateZExt(V, DestTy, Name);
1574  if (VTy->getScalarSizeInBits() > DestTy->getScalarSizeInBits())
1575  return CreateTrunc(V, DestTy, Name);
1576  return V;
1577  }
1578 
1579  /// Create a SExt or Trunc from the integer value V to DestTy. Return
1580  /// the value untouched if the type of V is already DestTy.
1582  const Twine &Name = "") {
1583  assert(V->getType()->isIntOrIntVectorTy() &&
1584  DestTy->isIntOrIntVectorTy() &&
1585  "Can only sign extend/truncate integers!");
1586  Type *VTy = V->getType();
1587  if (VTy->getScalarSizeInBits() < DestTy->getScalarSizeInBits())
1588  return CreateSExt(V, DestTy, Name);
1589  if (VTy->getScalarSizeInBits() > DestTy->getScalarSizeInBits())
1590  return CreateTrunc(V, DestTy, Name);
1591  return V;
1592  }
1593 
1594  Value *CreateFPToUI(Value *V, Type *DestTy, const Twine &Name = ""){
1595  return CreateCast(Instruction::FPToUI, V, DestTy, Name);
1596  }
1597 
1598  Value *CreateFPToSI(Value *V, Type *DestTy, const Twine &Name = ""){
1599  return CreateCast(Instruction::FPToSI, V, DestTy, Name);
1600  }
1601 
1602  Value *CreateUIToFP(Value *V, Type *DestTy, const Twine &Name = ""){
1603  return CreateCast(Instruction::UIToFP, V, DestTy, Name);
1604  }
1605 
1606  Value *CreateSIToFP(Value *V, Type *DestTy, const Twine &Name = ""){
1607  return CreateCast(Instruction::SIToFP, V, DestTy, Name);
1608  }
1609 
1611  const Twine &Name = "") {
1612  return CreateCast(Instruction::FPTrunc, V, DestTy, Name);
1613  }
1614 
1615  Value *CreateFPExt(Value *V, Type *DestTy, const Twine &Name = "") {
1616  return CreateCast(Instruction::FPExt, V, DestTy, Name);
1617  }
1618 
1620  const Twine &Name = "") {
1621  return CreateCast(Instruction::PtrToInt, V, DestTy, Name);
1622  }
1623 
1625  const Twine &Name = "") {
1626  return CreateCast(Instruction::IntToPtr, V, DestTy, Name);
1627  }
1628 
1630  const Twine &Name = "") {
1631  return CreateCast(Instruction::BitCast, V, DestTy, Name);
1632  }
1633 
1635  const Twine &Name = "") {
1636  return CreateCast(Instruction::AddrSpaceCast, V, DestTy, Name);
1637  }
1638 
1640  const Twine &Name = "") {
1641  if (V->getType() == DestTy)
1642  return V;
1643  if (auto *VC = dyn_cast<Constant>(V))
1644  return Insert(Folder.CreateZExtOrBitCast(VC, DestTy), Name);
1645  return Insert(CastInst::CreateZExtOrBitCast(V, DestTy), Name);
1646  }
1647 
1649  const Twine &Name = "") {
1650  if (V->getType() == DestTy)
1651  return V;
1652  if (auto *VC = dyn_cast<Constant>(V))
1653  return Insert(Folder.CreateSExtOrBitCast(VC, DestTy), Name);
1654  return Insert(CastInst::CreateSExtOrBitCast(V, DestTy), Name);
1655  }
1656 
1658  const Twine &Name = "") {
1659  if (V->getType() == DestTy)
1660  return V;
1661  if (auto *VC = dyn_cast<Constant>(V))
1662  return Insert(Folder.CreateTruncOrBitCast(VC, DestTy), Name);
1663  return Insert(CastInst::CreateTruncOrBitCast(V, DestTy), Name);
1664  }
1665 
1667  const Twine &Name = "") {
1668  if (V->getType() == DestTy)
1669  return V;
1670  if (auto *VC = dyn_cast<Constant>(V))
1671  return Insert(Folder.CreateCast(Op, VC, DestTy), Name);
1672  return Insert(CastInst::Create(Op, V, DestTy), Name);
1673  }
1674 
1676  const Twine &Name = "") {
1677  if (V->getType() == DestTy)
1678  return V;
1679  if (auto *VC = dyn_cast<Constant>(V))
1680  return Insert(Folder.CreatePointerCast(VC, DestTy), Name);
1681  return Insert(CastInst::CreatePointerCast(V, DestTy), Name);
1682  }
1683 
1685  const Twine &Name = "") {
1686  if (V->getType() == DestTy)
1687  return V;
1688 
1689  if (auto *VC = dyn_cast<Constant>(V)) {
1690  return Insert(Folder.CreatePointerBitCastOrAddrSpaceCast(VC, DestTy),
1691  Name);
1692  }
1693 
1694  return Insert(CastInst::CreatePointerBitCastOrAddrSpaceCast(V, DestTy),
1695  Name);
1696  }
1697 
1698  Value *CreateIntCast(Value *V, Type *DestTy, bool isSigned,
1699  const Twine &Name = "") {
1700  if (V->getType() == DestTy)
1701  return V;
1702  if (auto *VC = dyn_cast<Constant>(V))
1703  return Insert(Folder.CreateIntCast(VC, DestTy, isSigned), Name);
1704  return Insert(CastInst::CreateIntegerCast(V, DestTy, isSigned), Name);
1705  }
1706 
1708  const Twine &Name = "") {
1709  if (V->getType() == DestTy)
1710  return V;
1711  if (V->getType()->isPtrOrPtrVectorTy() && DestTy->isIntOrIntVectorTy())
1712  return CreatePtrToInt(V, DestTy, Name);
1713  if (V->getType()->isIntOrIntVectorTy() && DestTy->isPtrOrPtrVectorTy())
1714  return CreateIntToPtr(V, DestTy, Name);
1715 
1716  return CreateBitCast(V, DestTy, Name);
1717  }
1718 
1719  Value *CreateFPCast(Value *V, Type *DestTy, const Twine &Name = "") {
1720  if (V->getType() == DestTy)
1721  return V;
1722  if (auto *VC = dyn_cast<Constant>(V))
1723  return Insert(Folder.CreateFPCast(VC, DestTy), Name);
1724  return Insert(CastInst::CreateFPCast(V, DestTy), Name);
1725  }
1726 
1727  // Provided to resolve 'CreateIntCast(Ptr, Ptr, "...")', giving a
1728  // compile time error, instead of converting the string to bool for the
1729  // isSigned parameter.
1730  Value *CreateIntCast(Value *, Type *, const char *) = delete;
1731 
1732  //===--------------------------------------------------------------------===//
1733  // Instruction creation methods: Compare Instructions
1734  //===--------------------------------------------------------------------===//
1735 
1736  Value *CreateICmpEQ(Value *LHS, Value *RHS, const Twine &Name = "") {
1737  return CreateICmp(ICmpInst::ICMP_EQ, LHS, RHS, Name);
1738  }
1739 
1740  Value *CreateICmpNE(Value *LHS, Value *RHS, const Twine &Name = "") {
1741  return CreateICmp(ICmpInst::ICMP_NE, LHS, RHS, Name);
1742  }
1743 
1744  Value *CreateICmpUGT(Value *LHS, Value *RHS, const Twine &Name = "") {
1745  return CreateICmp(ICmpInst::ICMP_UGT, LHS, RHS, Name);
1746  }
1747 
1748  Value *CreateICmpUGE(Value *LHS, Value *RHS, const Twine &Name = "") {
1749  return CreateICmp(ICmpInst::ICMP_UGE, LHS, RHS, Name);
1750  }
1751 
1752  Value *CreateICmpULT(Value *LHS, Value *RHS, const Twine &Name = "") {
1753  return CreateICmp(ICmpInst::ICMP_ULT, LHS, RHS, Name);
1754  }
1755 
1756  Value *CreateICmpULE(Value *LHS, Value *RHS, const Twine &Name = "") {
1757  return CreateICmp(ICmpInst::ICMP_ULE, LHS, RHS, Name);
1758  }
1759 
1760  Value *CreateICmpSGT(Value *LHS, Value *RHS, const Twine &Name = "") {
1761  return CreateICmp(ICmpInst::ICMP_SGT, LHS, RHS, Name);
1762  }
1763 
1764  Value *CreateICmpSGE(Value *LHS, Value *RHS, const Twine &Name = "") {
1765  return CreateICmp(ICmpInst::ICMP_SGE, LHS, RHS, Name);
1766  }
1767 
1768  Value *CreateICmpSLT(Value *LHS, Value *RHS, const Twine &Name = "") {
1769  return CreateICmp(ICmpInst::ICMP_SLT, LHS, RHS, Name);
1770  }
1771 
1772  Value *CreateICmpSLE(Value *LHS, Value *RHS, const Twine &Name = "") {
1773  return CreateICmp(ICmpInst::ICMP_SLE, LHS, RHS, Name);
1774  }
1775 
1776  Value *CreateFCmpOEQ(Value *LHS, Value *RHS, const Twine &Name = "",
1777  MDNode *FPMathTag = nullptr) {
1778  return CreateFCmp(FCmpInst::FCMP_OEQ, LHS, RHS, Name, FPMathTag);
1779  }
1780 
1781  Value *CreateFCmpOGT(Value *LHS, Value *RHS, const Twine &Name = "",
1782  MDNode *FPMathTag = nullptr) {
1783  return CreateFCmp(FCmpInst::FCMP_OGT, LHS, RHS, Name, FPMathTag);
1784  }
1785 
1786  Value *CreateFCmpOGE(Value *LHS, Value *RHS, const Twine &Name = "",
1787  MDNode *FPMathTag = nullptr) {
1788  return CreateFCmp(FCmpInst::FCMP_OGE, LHS, RHS, Name, FPMathTag);
1789  }
1790 
1791  Value *CreateFCmpOLT(Value *LHS, Value *RHS, const Twine &Name = "",
1792  MDNode *FPMathTag = nullptr) {
1793  return CreateFCmp(FCmpInst::FCMP_OLT, LHS, RHS, Name, FPMathTag);
1794  }
1795 
1796  Value *CreateFCmpOLE(Value *LHS, Value *RHS, const Twine &Name = "",
1797  MDNode *FPMathTag = nullptr) {
1798  return CreateFCmp(FCmpInst::FCMP_OLE, LHS, RHS, Name, FPMathTag);
1799  }
1800 
1801  Value *CreateFCmpONE(Value *LHS, Value *RHS, const Twine &Name = "",
1802  MDNode *FPMathTag = nullptr) {
1803  return CreateFCmp(FCmpInst::FCMP_ONE, LHS, RHS, Name, FPMathTag);
1804  }
1805 
1806  Value *CreateFCmpORD(Value *LHS, Value *RHS, const Twine &Name = "",
1807  MDNode *FPMathTag = nullptr) {
1808  return CreateFCmp(FCmpInst::FCMP_ORD, LHS, RHS, Name, FPMathTag);
1809  }
1810 
1811  Value *CreateFCmpUNO(Value *LHS, Value *RHS, const Twine &Name = "",
1812  MDNode *FPMathTag = nullptr) {
1813  return CreateFCmp(FCmpInst::FCMP_UNO, LHS, RHS, Name, FPMathTag);
1814  }
1815 
1816  Value *CreateFCmpUEQ(Value *LHS, Value *RHS, const Twine &Name = "",
1817  MDNode *FPMathTag = nullptr) {
1818  return CreateFCmp(FCmpInst::FCMP_UEQ, LHS, RHS, Name, FPMathTag);
1819  }
1820 
1821  Value *CreateFCmpUGT(Value *LHS, Value *RHS, const Twine &Name = "",
1822  MDNode *FPMathTag = nullptr) {
1823  return CreateFCmp(FCmpInst::FCMP_UGT, LHS, RHS, Name, FPMathTag);
1824  }
1825 
1826  Value *CreateFCmpUGE(Value *LHS, Value *RHS, const Twine &Name = "",
1827  MDNode *FPMathTag = nullptr) {
1828  return CreateFCmp(FCmpInst::FCMP_UGE, LHS, RHS, Name, FPMathTag);
1829  }
1830 
1831  Value *CreateFCmpULT(Value *LHS, Value *RHS, const Twine &Name = "",
1832  MDNode *FPMathTag = nullptr) {
1833  return CreateFCmp(FCmpInst::FCMP_ULT, LHS, RHS, Name, FPMathTag);
1834  }
1835 
1836  Value *CreateFCmpULE(Value *LHS, Value *RHS, const Twine &Name = "",
1837  MDNode *FPMathTag = nullptr) {
1838  return CreateFCmp(FCmpInst::FCMP_ULE, LHS, RHS, Name, FPMathTag);
1839  }
1840 
1841  Value *CreateFCmpUNE(Value *LHS, Value *RHS, const Twine &Name = "",
1842  MDNode *FPMathTag = nullptr) {
1843  return CreateFCmp(FCmpInst::FCMP_UNE, LHS, RHS, Name, FPMathTag);
1844  }
1845 
1847  const Twine &Name = "") {
1848  if (auto *LC = dyn_cast<Constant>(LHS))
1849  if (auto *RC = dyn_cast<Constant>(RHS))
1850  return Insert(Folder.CreateICmp(P, LC, RC), Name);
1851  return Insert(new ICmpInst(P, LHS, RHS), Name);
1852  }
1853 
1855  const Twine &Name = "", MDNode *FPMathTag = nullptr) {
1856  if (auto *LC = dyn_cast<Constant>(LHS))
1857  if (auto *RC = dyn_cast<Constant>(RHS))
1858  return Insert(Folder.CreateFCmp(P, LC, RC), Name);
1859  return Insert(setFPAttrs(new FCmpInst(P, LHS, RHS), FPMathTag, FMF), Name);
1860  }
1861 
1862  //===--------------------------------------------------------------------===//
1863  // Instruction creation methods: Other Instructions
1864  //===--------------------------------------------------------------------===//
1865 
1866  PHINode *CreatePHI(Type *Ty, unsigned NumReservedValues,
1867  const Twine &Name = "") {
1868  return Insert(PHINode::Create(Ty, NumReservedValues), Name);
1869  }
1870 
1872  const Twine &Name = "", MDNode *FPMathTag = nullptr) {
1873  auto *PTy = cast<PointerType>(Callee->getType());
1874  auto *FTy = cast<FunctionType>(PTy->getElementType());
1875  return CreateCall(FTy, Callee, Args, Name, FPMathTag);
1876  }
1877 
1879  ArrayRef<Value *> Args, const Twine &Name = "",
1880  MDNode *FPMathTag = nullptr) {
1881  CallInst *CI = CallInst::Create(FTy, Callee, Args, DefaultOperandBundles);
1882  if (isa<FPMathOperator>(CI))
1883  CI = cast<CallInst>(setFPAttrs(CI, FPMathTag, FMF));
1884  return Insert(CI, Name);
1885  }
1886 
1888  ArrayRef<OperandBundleDef> OpBundles,
1889  const Twine &Name = "", MDNode *FPMathTag = nullptr) {
1890  CallInst *CI = CallInst::Create(Callee, Args, OpBundles);
1891  if (isa<FPMathOperator>(CI))
1892  CI = cast<CallInst>(setFPAttrs(CI, FPMathTag, FMF));
1893  return Insert(CI, Name);
1894  }
1895 
1897  const Twine &Name = "", MDNode *FPMathTag = nullptr) {
1898  return CreateCall(Callee->getFunctionType(), Callee, Args, Name, FPMathTag);
1899  }
1900 
1901  Value *CreateSelect(Value *C, Value *True, Value *False,
1902  const Twine &Name = "", Instruction *MDFrom = nullptr) {
1903  if (auto *CC = dyn_cast<Constant>(C))
1904  if (auto *TC = dyn_cast<Constant>(True))
1905  if (auto *FC = dyn_cast<Constant>(False))
1906  return Insert(Folder.CreateSelect(CC, TC, FC), Name);
1907 
1908  SelectInst *Sel = SelectInst::Create(C, True, False);
1909  if (MDFrom) {
1910  MDNode *Prof = MDFrom->getMetadata(LLVMContext::MD_prof);
1911  MDNode *Unpred = MDFrom->getMetadata(LLVMContext::MD_unpredictable);
1912  Sel = addBranchMetadata(Sel, Prof, Unpred);
1913  }
1914  return Insert(Sel, Name);
1915  }
1916 
1917  VAArgInst *CreateVAArg(Value *List, Type *Ty, const Twine &Name = "") {
1918  return Insert(new VAArgInst(List, Ty), Name);
1919  }
1920 
1922  const Twine &Name = "") {
1923  if (auto *VC = dyn_cast<Constant>(Vec))
1924  if (auto *IC = dyn_cast<Constant>(Idx))
1925  return Insert(Folder.CreateExtractElement(VC, IC), Name);
1926  return Insert(ExtractElementInst::Create(Vec, Idx), Name);
1927  }
1928 
1929  Value *CreateExtractElement(Value *Vec, uint64_t Idx,
1930  const Twine &Name = "") {
1931  return CreateExtractElement(Vec, getInt64(Idx), Name);
1932  }
1933 
1935  const Twine &Name = "") {
1936  if (auto *VC = dyn_cast<Constant>(Vec))
1937  if (auto *NC = dyn_cast<Constant>(NewElt))
1938  if (auto *IC = dyn_cast<Constant>(Idx))
1939  return Insert(Folder.CreateInsertElement(VC, NC, IC), Name);
1940  return Insert(InsertElementInst::Create(Vec, NewElt, Idx), Name);
1941  }
1942 
1943  Value *CreateInsertElement(Value *Vec, Value *NewElt, uint64_t Idx,
1944  const Twine &Name = "") {
1945  return CreateInsertElement(Vec, NewElt, getInt64(Idx), Name);
1946  }
1947 
1949  const Twine &Name = "") {
1950  if (auto *V1C = dyn_cast<Constant>(V1))
1951  if (auto *V2C = dyn_cast<Constant>(V2))
1952  if (auto *MC = dyn_cast<Constant>(Mask))
1953  return Insert(Folder.CreateShuffleVector(V1C, V2C, MC), Name);
1954  return Insert(new ShuffleVectorInst(V1, V2, Mask), Name);
1955  }
1956 
1958  const Twine &Name = "") {
1960  return CreateShuffleVector(V1, V2, Mask, Name);
1961  }
1962 
1964  ArrayRef<unsigned> Idxs,
1965  const Twine &Name = "") {
1966  if (auto *AggC = dyn_cast<Constant>(Agg))
1967  return Insert(Folder.CreateExtractValue(AggC, Idxs), Name);
1968  return Insert(ExtractValueInst::Create(Agg, Idxs), Name);
1969  }
1970 
1972  ArrayRef<unsigned> Idxs,
1973  const Twine &Name = "") {
1974  if (auto *AggC = dyn_cast<Constant>(Agg))
1975  if (auto *ValC = dyn_cast<Constant>(Val))
1976  return Insert(Folder.CreateInsertValue(AggC, ValC, Idxs), Name);
1977  return Insert(InsertValueInst::Create(Agg, Val, Idxs), Name);
1978  }
1979 
1980  LandingPadInst *CreateLandingPad(Type *Ty, unsigned NumClauses,
1981  const Twine &Name = "") {
1982  return Insert(LandingPadInst::Create(Ty, NumClauses), Name);
1983  }
1984 
1985  //===--------------------------------------------------------------------===//
1986  // Utility creation methods
1987  //===--------------------------------------------------------------------===//
1988 
1989  /// Return an i1 value testing if \p Arg is null.
1990  Value *CreateIsNull(Value *Arg, const Twine &Name = "") {
1991  return CreateICmpEQ(Arg, Constant::getNullValue(Arg->getType()),
1992  Name);
1993  }
1994 
1995  /// Return an i1 value testing if \p Arg is not null.
1996  Value *CreateIsNotNull(Value *Arg, const Twine &Name = "") {
1997  return CreateICmpNE(Arg, Constant::getNullValue(Arg->getType()),
1998  Name);
1999  }
2000 
2001  /// Return the i64 difference between two pointer values, dividing out
2002  /// the size of the pointed-to objects.
2003  ///
2004  /// This is intended to implement C-style pointer subtraction. As such, the
2005  /// pointers must be appropriately aligned for their element types and
2006  /// pointing into the same object.
2007  Value *CreatePtrDiff(Value *LHS, Value *RHS, const Twine &Name = "") {
2008  assert(LHS->getType() == RHS->getType() &&
2009  "Pointer subtraction operand types must match!");
2010  auto *ArgType = cast<PointerType>(LHS->getType());
2011  Value *LHS_int = CreatePtrToInt(LHS, Type::getInt64Ty(Context));
2012  Value *RHS_int = CreatePtrToInt(RHS, Type::getInt64Ty(Context));
2013  Value *Difference = CreateSub(LHS_int, RHS_int);
2014  return CreateExactSDiv(Difference,
2015  ConstantExpr::getSizeOf(ArgType->getElementType()),
2016  Name);
2017  }
2018 
2019  /// Create a launder.invariant.group intrinsic call. If Ptr type is
2020  /// different from pointer to i8, it's casted to pointer to i8 in the same
2021  /// address space before call and casted back to Ptr type after call.
2023  assert(isa<PointerType>(Ptr->getType()) &&
2024  "launder.invariant.group only applies to pointers.");
2025  // FIXME: we could potentially avoid casts to/from i8*.
2026  auto *PtrType = Ptr->getType();
2027  auto *Int8PtrTy = getInt8PtrTy(PtrType->getPointerAddressSpace());
2028  if (PtrType != Int8PtrTy)
2029  Ptr = CreateBitCast(Ptr, Int8PtrTy);
2030  Module *M = BB->getParent()->getParent();
2031  Function *FnLaunderInvariantGroup = Intrinsic::getDeclaration(
2032  M, Intrinsic::launder_invariant_group, {Int8PtrTy});
2033 
2034  assert(FnLaunderInvariantGroup->getReturnType() == Int8PtrTy &&
2035  FnLaunderInvariantGroup->getFunctionType()->getParamType(0) ==
2036  Int8PtrTy &&
2037  "LaunderInvariantGroup should take and return the same type");
2038 
2039  CallInst *Fn = CreateCall(FnLaunderInvariantGroup, {Ptr});
2040 
2041  if (PtrType != Int8PtrTy)
2042  return CreateBitCast(Fn, PtrType);
2043  return Fn;
2044  }
2045 
2046  /// \brief Create a strip.invariant.group intrinsic call. If Ptr type is
2047  /// different from pointer to i8, it's casted to pointer to i8 in the same
2048  /// address space before call and casted back to Ptr type after call.
2050  assert(isa<PointerType>(Ptr->getType()) &&
2051  "strip.invariant.group only applies to pointers.");
2052 
2053  // FIXME: we could potentially avoid casts to/from i8*.
2054  auto *PtrType = Ptr->getType();
2055  auto *Int8PtrTy = getInt8PtrTy(PtrType->getPointerAddressSpace());
2056  if (PtrType != Int8PtrTy)
2057  Ptr = CreateBitCast(Ptr, Int8PtrTy);
2058  Module *M = BB->getParent()->getParent();
2059  Function *FnStripInvariantGroup = Intrinsic::getDeclaration(
2060  M, Intrinsic::strip_invariant_group, {Int8PtrTy});
2061 
2062  assert(FnStripInvariantGroup->getReturnType() == Int8PtrTy &&
2063  FnStripInvariantGroup->getFunctionType()->getParamType(0) ==
2064  Int8PtrTy &&
2065  "StripInvariantGroup should take and return the same type");
2066 
2067  CallInst *Fn = CreateCall(FnStripInvariantGroup, {Ptr});
2068 
2069  if (PtrType != Int8PtrTy)
2070  return CreateBitCast(Fn, PtrType);
2071  return Fn;
2072  }
2073 
2074  /// Return a vector value that contains \arg V broadcasted to \p
2075  /// NumElts elements.
2076  Value *CreateVectorSplat(unsigned NumElts, Value *V, const Twine &Name = "") {
2077  assert(NumElts > 0 && "Cannot splat to an empty vector!");
2078 
2079  // First insert it into an undef vector so we can shuffle it.
2080  Type *I32Ty = getInt32Ty();
2081  Value *Undef = UndefValue::get(VectorType::get(V->getType(), NumElts));
2082  V = CreateInsertElement(Undef, V, ConstantInt::get(I32Ty, 0),
2083  Name + ".splatinsert");
2084 
2085  // Shuffle the value across the desired number of elements.
2086  Value *Zeros = ConstantAggregateZero::get(VectorType::get(I32Ty, NumElts));
2087  return CreateShuffleVector(V, Undef, Zeros, Name + ".splat");
2088  }
2089 
2090  /// Return a value that has been extracted from a larger integer type.
2092  IntegerType *ExtractedTy, uint64_t Offset,
2093  const Twine &Name) {
2094  auto *IntTy = cast<IntegerType>(From->getType());
2095  assert(DL.getTypeStoreSize(ExtractedTy) + Offset <=
2096  DL.getTypeStoreSize(IntTy) &&
2097  "Element extends past full value");
2098  uint64_t ShAmt = 8 * Offset;
2099  Value *V = From;
2100  if (DL.isBigEndian())
2101  ShAmt = 8 * (DL.getTypeStoreSize(IntTy) -
2102  DL.getTypeStoreSize(ExtractedTy) - Offset);
2103  if (ShAmt) {
2104  V = CreateLShr(V, ShAmt, Name + ".shift");
2105  }
2106  assert(ExtractedTy->getBitWidth() <= IntTy->getBitWidth() &&
2107  "Cannot extract to a larger integer!");
2108  if (ExtractedTy != IntTy) {
2109  V = CreateTrunc(V, ExtractedTy, Name + ".trunc");
2110  }
2111  return V;
2112  }
2113 
2114 private:
2115  /// Helper function that creates an assume intrinsic call that
2116  /// represents an alignment assumption on the provided Ptr, Mask, Type
2117  /// and Offset.
2118  CallInst *CreateAlignmentAssumptionHelper(const DataLayout &DL,
2119  Value *PtrValue, Value *Mask,
2120  Type *IntPtrTy,
2121  Value *OffsetValue) {
2122  Value *PtrIntValue = CreatePtrToInt(PtrValue, IntPtrTy, "ptrint");
2123 
2124  if (OffsetValue) {
2125  bool IsOffsetZero = false;
2126  if (const auto *CI = dyn_cast<ConstantInt>(OffsetValue))
2127  IsOffsetZero = CI->isZero();
2128 
2129  if (!IsOffsetZero) {
2130  if (OffsetValue->getType() != IntPtrTy)
2131  OffsetValue = CreateIntCast(OffsetValue, IntPtrTy, /*isSigned*/ true,
2132  "offsetcast");
2133  PtrIntValue = CreateSub(PtrIntValue, OffsetValue, "offsetptr");
2134  }
2135  }
2136 
2137  Value *Zero = ConstantInt::get(IntPtrTy, 0);
2138  Value *MaskedPtr = CreateAnd(PtrIntValue, Mask, "maskedptr");
2139  Value *InvCond = CreateICmpEQ(MaskedPtr, Zero, "maskcond");
2140  return CreateAssumption(InvCond);
2141  }
2142 
2143 public:
2144  /// Create an assume intrinsic call that represents an alignment
2145  /// assumption on the provided pointer.
2146  ///
2147  /// An optional offset can be provided, and if it is provided, the offset
2148  /// must be subtracted from the provided pointer to get the pointer with the
2149  /// specified alignment.
2151  unsigned Alignment,
2152  Value *OffsetValue = nullptr) {
2153  assert(isa<PointerType>(PtrValue->getType()) &&
2154  "trying to create an alignment assumption on a non-pointer?");
2155  auto *PtrTy = cast<PointerType>(PtrValue->getType());
2156  Type *IntPtrTy = getIntPtrTy(DL, PtrTy->getAddressSpace());
2157 
2158  Value *Mask = ConstantInt::get(IntPtrTy, Alignment > 0 ? Alignment - 1 : 0);
2159  return CreateAlignmentAssumptionHelper(DL, PtrValue, Mask, IntPtrTy,
2160  OffsetValue);
2161  }
2162 
2163  /// Create an assume intrinsic call that represents an alignment
2164  /// assumption on the provided pointer.
2165  ///
2166  /// An optional offset can be provided, and if it is provided, the offset
2167  /// must be subtracted from the provided pointer to get the pointer with the
2168  /// specified alignment.
2169  ///
2170  /// This overload handles the condition where the Alignment is dependent
2171  /// on an existing value rather than a static value.
2173  Value *Alignment,
2174  Value *OffsetValue = nullptr) {
2175  assert(isa<PointerType>(PtrValue->getType()) &&
2176  "trying to create an alignment assumption on a non-pointer?");
2177  auto *PtrTy = cast<PointerType>(PtrValue->getType());
2178  Type *IntPtrTy = getIntPtrTy(DL, PtrTy->getAddressSpace());
2179 
2180  if (Alignment->getType() != IntPtrTy)
2181  Alignment = CreateIntCast(Alignment, IntPtrTy, /*isSigned*/ true,
2182  "alignmentcast");
2183  Value *IsPositive =
2184  CreateICmp(CmpInst::ICMP_SGT, Alignment,
2185  ConstantInt::get(Alignment->getType(), 0), "ispositive");
2186  Value *PositiveMask =
2187  CreateSub(Alignment, ConstantInt::get(IntPtrTy, 1), "positivemask");
2188  Value *Mask = CreateSelect(IsPositive, PositiveMask,
2189  ConstantInt::get(IntPtrTy, 0), "mask");
2190 
2191  return CreateAlignmentAssumptionHelper(DL, PtrValue, Mask, IntPtrTy,
2192  OffsetValue);
2193  }
2194 };
2195 
2196 // Create wrappers for C Binding types (see CBindingWrapping.h).
2198 
2199 } // end namespace llvm
2200 
2201 #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:1943
Value * CreateNSWNeg(Value *V, const Twine &Name="")
Definition: IRBuilder.h:1266
Value * CreateConstInBoundsGEP1_32(Type *Ty, Value *Ptr, unsigned Idx0, const Twine &Name="")
Definition: IRBuilder.h:1446
Value * CreateInBoundsGEP(Value *Ptr, ArrayRef< Value *> IdxList, const Twine &Name="")
Definition: IRBuilder.h:1393
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:1102
Value * CreateInBoundsGEP(Type *Ty, Value *Ptr, Value *Idx, const Twine &Name="")
Definition: IRBuilder.h:1424
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:584
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:842
Value * CreateICmp(CmpInst::Predicate P, Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1846
Value * CreateConstGEP1_32(Value *Ptr, unsigned Idx0, const Twine &Name="")
Definition: IRBuilder.h:1432
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:763
Value * CreateBinOp(Instruction::BinaryOps Opc, Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1246
Value * CreateConstGEP1_32(Type *Ty, Value *Ptr, unsigned Idx0, const Twine &Name="")
Definition: IRBuilder.h:1436
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:1292
static BinaryOperator * CreateNot(Value *Op, const Twine &Name="", Instruction *InsertBefore=nullptr)
Value * CreateICmpNE(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1740
Value * CreateIsNotNull(Value *Arg, const Twine &Name="")
Return an i1 value testing if Arg is not null.
Definition: IRBuilder.h:1996
Atomic ordering constants.
Value * CreateAddrSpaceCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1634
Value * CreateZExtOrTrunc(Value *V, Type *DestTy, const Twine &Name="")
Create a ZExt or Trunc from the integer value V to DestTy.
Definition: IRBuilder.h:1566
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:1610
Type * getParamType(unsigned i) const
Parameter type accessors.
Definition: DerivedTypes.h:135
Value * CreateICmpULT(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1752
CallInst * CreateCall(FunctionType *FTy, Value *Callee, ArrayRef< Value *> Args, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1878
Value * CreateXor(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1148
A Module instance is used to store all the information related to an LLVM module. ...
Definition: Module.h:64
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:1887
An instruction for ordering other memory operations.
Definition: Instructions.h:444
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:518
CallInst * CreateElementUnorderedAtomicMemMove(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 memmove between the specified pointers.
Definition: IRBuilder.h:516
FastMathFlags FMF
Definition: IRBuilder.h:98
Value * CreateFCmpOLE(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1796
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:1317
Value * CreateShl(Value *LHS, uint64_t RHS, const Twine &Name="", bool HasNUW=false, bool HasNSW=false)
Definition: IRBuilder.h:1066
static ConstantAggregateZero * get(Type *Ty)
Definition: Constants.cpp:1309
Value * CreateNUWAdd(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:975
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:2091
static GetElementPtrInst * Create(Type *PointeeType, Value *Ptr, ArrayRef< Value *> IdxList, const Twine &NameStr="", Instruction *InsertBefore=nullptr)
Definition: Instructions.h:867
Value * CreateICmpSLT(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1768
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:1456
unsigned less or equal
Definition: InstrTypes.h:711
unsigned less than
Definition: InstrTypes.h:710
IRBuilder(BasicBlock *TheBB, MDNode *FPMathTag=nullptr, ArrayRef< OperandBundleDef > OpBundles=None)
Definition: IRBuilder.h:751
0 1 0 0 True if ordered and less than
Definition: InstrTypes.h:691
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:701
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:1238
struct LLVMOpaqueBuilder * LLVMBuilderRef
Represents an LLVM basic block builder.
Definition: Types.h:104
Value * CreateSExt(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1560
A debug info location.
Definition: DebugLoc.h:34
Metadata node.
Definition: Metadata.h:864
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:1826
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:168
Value * CreateFCmpUNO(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1811
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:681
Value * CreateICmpULE(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1756
Value * CreateShuffleVector(Value *V1, Value *V2, ArrayRef< uint32_t > IntMask, const Twine &Name="")
Definition: IRBuilder.h:1957
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:2172
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:2022
Value * CreateNSWAdd(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:971
static Constant * getNullValue(Type *Ty)
Constructor to create a &#39;0&#39; constant of arbitrary type.
Definition: Constants.cpp:268
StoreInst * CreateAlignedStore(Value *Val, Value *Ptr, unsigned Align, bool isVolatile=false)
Definition: IRBuilder.h:1346
Value * CreateNot(Value *V, const Twine &Name="")
Definition: IRBuilder.h:1282
LLVMContext & Context
Definition: IRBuilder.h:95
Value * CreateFCmpUGT(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1821
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:696
Value * CreateOr(Value *LHS, uint64_t RHS, const Twine &Name="")
Definition: IRBuilder.h:1144
AllocaInst * CreateAlloca(Type *Ty, Value *ArraySize=nullptr, const Twine &Name="")
Definition: IRBuilder.h:1297
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:695
Definition: BitVector.h:938
Value * CreateFRem(Value *L, Value *R, const Twine &Name="", MDNode *FPMD=nullptr)
Definition: IRBuilder.h:1229
Value * CreateFPExt(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1615
#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:2007
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:1107
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:1309
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:916
Value * CreateSExtOrBitCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1648
ReturnInst * CreateRet(Value *V)
Create a &#39;ret <val>&#39; instruction.
Definition: IRBuilder.h:817
This provides a uniform API for creating instructions and inserting them into a basic block: either a...
Definition: IRBuilder.h:731
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:692
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:1170
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:2150
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:962
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:494
Value * CreateICmpSGT(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1760
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:922
StoreInst * CreateStore(Value *Val, Value *Ptr, bool isVolatile=false)
Definition: IRBuilder.h:1321
Value * CreateIntToPtr(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1624
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:1862
Class to represent function types.
Definition: DerivedTypes.h:103
Value * CreateBitCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1629
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:1581
Value * CreateICmpUGT(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1744
BinOp
This enumeration lists the possible modifications atomicrmw can make.
Definition: Instructions.h:693
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:2076
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:1360
Value * CreateSub(Value *LHS, Value *RHS, const Twine &Name="", bool HasNUW=false, bool HasNSW=false)
Definition: IRBuilder.h:979
Value * CreateSIToFP(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1606
An instruction for storing to memory.
Definition: Instructions.h:310
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:1556
IRBuilder(LLVMContext &C, MDNode *FPMathTag=nullptr, ArrayRef< OperandBundleDef > OpBundles=None)
Definition: IRBuilder.h:741
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:1776
Value * CreateZExtOrBitCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1639
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:1021
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:1153
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:697
Value * CreateFCmpUEQ(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1816
Value * CreateOr(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1130
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:875
Value * CreateFCmp(CmpInst::Predicate P, Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1854
InsertPoint saveAndClearIP()
Returns the current insert point, clearing it in the process.
Definition: IRBuilder.h:193
Synchronized with respect to all concurrently executing threads.
Definition: LLVMContext.h:59
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:1305
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:742
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:169
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:1195
void setDebugLoc(DebugLoc Loc)
Set the debug location information for this instruction.
Definition: Instruction.h:304
Value * CreateAShr(Value *LHS, Value *RHS, const Twine &Name="", bool isExact=false)
Definition: IRBuilder.h:1092
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:757
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:926
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:1037
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:1060
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:1023
Value * CreateSelect(Value *C, Value *True, Value *False, const Twine &Name="", Instruction *MDFrom=nullptr)
Definition: IRBuilder.h:1901
Indirect Branch Instruction.
Value * CreateNSWMul(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1005
Value * CreateFCmpOGT(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1781
Value * CreateConstGEP2_64(Value *Ptr, uint64_t Idx0, uint64_t Idx1, const Twine &Name="")
Definition: IRBuilder.h:1501
Value * CreateFPToUI(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1594
CallInst * CreateMaxNum(Value *LHS, Value *RHS, const Twine &Name="")
Create call to the maxnum intrinsic.
Definition: IRBuilder.h:702
LoadInst * CreateLoad(Type *Ty, Value *Ptr, const Twine &Name="")
Definition: IRBuilder.h:1313
static Type * getVoidTy(LLVMContext &C)
Definition: Type.cpp:161
CatchSwitchInst * CreateCatchSwitch(Value *ParentPad, BasicBlock *UnwindBB, unsigned NumHandlers, const Twine &Name="")
Definition: IRBuilder.h:904
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:1187
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:1221
VAArgInst * CreateVAArg(Value *List, Type *Ty, const Twine &Name="")
Definition: IRBuilder.h:1917
Value * CreateNeg(Value *V, const Twine &Name="", bool HasNUW=false, bool HasNSW=false)
Definition: IRBuilder.h:1256
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:685
IRBuilder(BasicBlock *TheBB, const T &F, MDNode *FPMathTag=nullptr, ArrayRef< OperandBundleDef > OpBundles=None)
Definition: IRBuilder.h:745
Value * CreateICmpSGE(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1764
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:694
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:1896
Value * CreateICmpEQ(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1736
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:1921
LoadInst * CreateAlignedLoad(Value *Ptr, unsigned Align, bool isVolatile, const Twine &Name="")
Definition: IRBuilder.h:1339
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:789
AtomicRMWInst * CreateAtomicRMW(AtomicRMWInst::BinOp Op, Value *Ptr, Value *Val, AtomicOrdering Ordering, SyncScope::ID SSID=SyncScope::System)
Definition: IRBuilder.h:1368
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:1392
Value * CreateLShr(Value *LHS, const APInt &RHS, const Twine &Name="", bool isExact=false)
Definition: IRBuilder.h:1082
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:778
Value * CreateExtractValue(Value *Agg, ArrayRef< unsigned > Idxs, const Twine &Name="")
Definition: IRBuilder.h:1963
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:700
void setMetadata(unsigned KindID, MDNode *Node)
Set the metadata of the specified kind to the specified node.
Definition: Metadata.cpp:1226
Value * CreateMul(Value *LHS, Value *RHS, const Twine &Name="", bool HasNUW=false, bool HasNSW=false)
Definition: IRBuilder.h:996
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:1552
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:1087
Value * CreateSRem(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1046
signed greater than
Definition: InstrTypes.h:712
Value * CreateFCmpUNE(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1841
Value * CreateUIToFP(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1602
Value * CreateFCmpOGE(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1786
Value * CreateConstGEP1_64(Value *Ptr, uint64_t Idx0, const Twine &Name="")
Definition: IRBuilder.h:1482
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:1866
Value * CreateGEP(Value *Ptr, ArrayRef< Value *> IdxList, const Twine &Name="")
Definition: IRBuilder.h:1374
Value * CreateFCmpOLT(Value *LHS, Value *RHS, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1791
0 0 1 0 True if ordered and greater than
Definition: InstrTypes.h:689
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:227
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:895
BlockVerifier::State From
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:1990
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:887
Value * CreateIntCast(Value *V, Type *DestTy, bool isSigned, const Twine &Name="")
Definition: IRBuilder.h:1698
Value * CreateNUWNeg(Value *V, const Twine &Name="")
Definition: IRBuilder.h:1270
Value * CreateICmpUGE(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1748
CallInst * CreateElementUnorderedAtomicMemSet(Value *Ptr, Value *Val, uint64_t Size, unsigned Align, uint32_t ElementSize, MDNode *TBAATag=nullptr, MDNode *ScopeTag=nullptr, MDNode *NoAliasTag=nullptr)
Create and insert an element unordered-atomic memset of the region of memory starting at the given po...
Definition: IRBuilder.h:423
1 1 0 0 True if unordered or less than
Definition: InstrTypes.h:699
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:1934
AddressSpace
Definition: NVPTXBaseInfo.h:22
signed less than
Definition: InstrTypes.h:714
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:1806
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:1929
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:1801
Value * CreateShuffleVector(Value *V1, Value *V2, Value *Mask, const Twine &Name="")
Definition: IRBuilder.h:1948
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:446
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:621
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:1491
Value * CreateURem(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1041
static ConstantInt * getTrue(LLVMContext &Context)
Definition: Constants.cpp:577
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:1539
ArrayRef< OperandBundleDef > DefaultOperandBundles
Definition: IRBuilder.h:100
FunctionType * getFunctionType() const
Returns the FunctionType for me.
Definition: Function.h:164
Value * CreateFPCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1719
Value * CreateAnd(Value *LHS, uint64_t RHS, const Twine &Name="")
Definition: IRBuilder.h:1126
signed less or equal
Definition: InstrTypes.h:715
Class for arbitrary precision integers.
Definition: APInt.h:70
BasicBlock::iterator getPoint() const
Definition: IRBuilder.h:184
Value * CreateGEP(Value *Ptr, Value *Idx, const Twine &Name="")
Definition: IRBuilder.h:1413
Value * CreateSDiv(Value *LHS, Value *RHS, const Twine &Name="", bool isExact=false)
Definition: IRBuilder.h:1027
Value * CreateUDiv(Value *LHS, Value *RHS, const Twine &Name="", bool isExact=false)
Definition: IRBuilder.h:1013
Value * CreateNUWMul(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1009
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:1684
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:1051
Value * CreatePointerCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1675
Value * CreateConstInBoundsGEP2_64(Value *Ptr, uint64_t Idx0, uint64_t Idx1, const Twine &Name="")
Definition: IRBuilder.h:1514
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:1333
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:1707
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:865
Value * CreateTruncOrBitCast(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1657
Value * CreateNUWSub(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:992
ReturnInst * CreateRetVoid()
Create a &#39;ret void&#39; instruction.
Definition: IRBuilder.h:812
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:1831
Value * CreateGEP(Type *Ty, Value *Ptr, Value *Idx, const Twine &Name="")
Definition: IRBuilder.h:1417
Value * CreateGEP(Type *Ty, Value *Ptr, ArrayRef< Value *> IdxList, const Twine &Name="")
Definition: IRBuilder.h:1379
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:307
FenceInst * CreateFence(AtomicOrdering Ordering, SyncScope::ID SSID=SyncScope::System, const Twine &Name="")
Definition: IRBuilder.h:1353
static IntegerType * getInt32Ty(LLVMContext &C)
Definition: Type.cpp:176
Value * CreateXor(Value *LHS, uint64_t RHS, const Twine &Name="")
Definition: IRBuilder.h:1157
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:911
unsigned greater or equal
Definition: InstrTypes.h:709
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:1170
CleanupReturnInst * CreateCleanupRet(CleanupPadInst *CleanupPad, BasicBlock *UnwindBB=nullptr)
Definition: IRBuilder.h:899
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:1178
#define N
Value * CreateInBoundsGEP(Type *Ty, Value *Ptr, ArrayRef< Value *> IdxList, const Twine &Name="")
Definition: IRBuilder.h:1398
0 1 1 0 True if ordered and operands are unequal
Definition: InstrTypes.h:693
Value * CreateStripInvariantGroup(Value *Ptr)
Create a strip.invariant.group intrinsic call.
Definition: IRBuilder.h:2049
Value * CreateConstInBoundsGEP2_32(Type *Ty, Value *Ptr, unsigned Idx0, unsigned Idx1, const Twine &Name="")
Definition: IRBuilder.h:1469
Value * CreateFPToSI(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1598
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:276
uint32_t Size
Definition: Profile.cpp:47
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:697
Value * CreateFAdd(Value *L, Value *R, const Twine &Name="", MDNode *FPMD=nullptr)
Definition: IRBuilder.h:1161
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:1980
Value * CreateAnd(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1112
Value * CreatePtrToInt(Value *V, Type *DestTy, const Twine &Name="")
Definition: IRBuilder.h:1619
Value * CreateFDiv(Value *L, Value *R, const Twine &Name="", MDNode *FPMD=nullptr)
Definition: IRBuilder.h:1212
InstTy * Insert(InstTy *I, const Twine &Name="") const
Insert and return the specified instruction.
Definition: IRBuilder.h:782
void setHasNoUnsignedWrap(bool b=true)
Set or clear the nuw 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:1666
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:901
assert(ImpDefSCC.getReg()==AMDGPU::SCC &&ImpDefSCC.isDef())
Value * CreateAnd(Value *LHS, const APInt &RHS, const Twine &Name="")
Definition: IRBuilder.h:1122
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:828
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:1204
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:1328
static CatchReturnInst * Create(Value *CatchPad, BasicBlock *BB, Instruction *InsertBefore=nullptr)
0 0 0 1 True if ordered and equal
Definition: InstrTypes.h:688
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:698
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:851
BranchInst * CreateBr(BasicBlock *Dest)
Create an unconditional &#39;br label X&#39; instruction.
Definition: IRBuilder.h:836
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:1072
Value * CreateStructGEP(Type *Ty, Value *Ptr, unsigned Idx, const Twine &Name="")
Definition: IRBuilder.h:1528
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:708
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:988
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:472
IRBuilder(BasicBlock *TheBB, BasicBlock::iterator IP, MDNode *FPMathTag=nullptr, ArrayRef< OperandBundleDef > OpBundles=None)
Definition: IRBuilder.h:770
Value * CreateInsertValue(Value *Agg, Value *Val, ArrayRef< unsigned > Idxs, const Twine &Name="")
Definition: IRBuilder.h:1971
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:2531
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:735
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:880
0 0 1 1 True if ordered and greater than or equal
Definition: InstrTypes.h:690
Value * CreateICmpSLE(Value *LHS, Value *RHS, const Twine &Name="")
Definition: IRBuilder.h:1772
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:1274
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:1140
signed greater or equal
Definition: InstrTypes.h:713
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:1836
CallInst * CreateCall(Value *Callee, ArrayRef< Value *> Args=None, const Twine &Name="", MDNode *FPMathTag=nullptr)
Definition: IRBuilder.h:1871
Value * CreateStructGEP(Value *Ptr, unsigned Idx, const Twine &Name="")
Definition: IRBuilder.h:1533