35 void IRMutationStrategy::mutate(Module &M, RandomIRBuilder &IB) {  in mutate()  argument
36   auto RS = makeSampler<Function *>(IB.Rand);  in mutate()
41   while (RS.totalWeight() < IB.MinFunctionNum) {  in mutate()
42     Function *F = IB.createFunctionDefinition(M);  in mutate()
45   mutate(*RS.getSelection(), IB);  in mutate()
48 void IRMutationStrategy::mutate(Function &F, RandomIRBuilder &IB) {  in mutate()  argument
52   mutate(*makeSampler(IB.Rand, Range).getSelection(), IB);  in mutate()
55 void IRMutationStrategy::mutate(BasicBlock &BB, RandomIRBuilder &IB) {  in mutate()  argument
56   mutate(*makeSampler(IB.Rand, make_pointer_range(BB)).getSelection(), IB);  in mutate()
67   RandomIRBuilder IB(Seed, Types);  in mutateModule()  local
70   auto RS = makeSampler<IRMutationStrategy *>(IB.Rand);  in mutateModule()
78   Strategy->mutate(M, IB);  in mutateModule()
90 void InjectorIRStrategy::mutate(Function &F, RandomIRBuilder &IB) {  in mutate()  argument
91   IRMutationStrategy::mutate(F, IB);  in mutate()
107 InjectorIRStrategy::chooseOperation(Value *Src, RandomIRBuilder &IB) {  in chooseOperation()  argument
111   auto RS = makeSampler(IB.Rand, make_filter_range(Operations, OpMatchesPred));  in chooseOperation()
123 void InjectorIRStrategy::mutate(BasicBlock &BB, RandomIRBuilder &IB) {  in mutate()  argument
131   size_t IP = uniform<size_t>(IB.Rand, 0, Insts.size() - 1);  in mutate()
138   Srcs.push_back(IB.findOrCreateSource(BB, InstsBefore));  in mutate()
142   auto OpDesc = chooseOperation(Srcs[0], IB);  in mutate()
148     Srcs.push_back(IB.findOrCreateSource(BB, InstsBefore, Srcs, Pred));  in mutate()
152     IB.connectToSink(BB, InstsAfter, Op);  in mutate()
173 void InstDeleterIRStrategy::mutate(Function &F, RandomIRBuilder &IB) {  in mutate()  argument
174   auto RS = makeSampler<Instruction *>(IB.Rand);  in mutate()
187   mutate(*RS.getSelection(), IB);  in mutate()
192 void InstDeleterIRStrategy::mutate(Instruction &Inst, RandomIRBuilder &IB) {  in mutate()  argument
205   auto RS = makeSampler<Value *>(IB.Rand);  in mutate()
215     RS.sample(IB.newSource(*BB, InstsBefore, {}, Pred), /*Weight=*/1);  in mutate()
222                                         RandomIRBuilder &IB) {  in mutate()  argument
342   auto RS = makeSampler(IB.Rand, Modifications);  in mutate()
350                                    uint64_t MaxValue, RandomIRBuilder &IB) {  in getUniqueCaseValue()  argument
353     tmp = uniform<uint64_t>(IB.Rand, 0, MaxValue);  in getUniqueCaseValue()
359 void InsertFunctionStrategy::mutate(BasicBlock &BB, RandomIRBuilder &IB) {  in mutate()  argument
367   auto RS = makeSampler(IB.Rand, Functions);  in mutate()
378     F = IB.createFunctionDeclaration(*M);  in mutate()
404   uint64_t IP = uniform<uint64_t>(IB.Rand, 0, Insts.size() - 1);  in mutate()
413     Srcs.push_back(IB.findOrCreateSource(BB, InstsBefore, Srcs, Pred));  in mutate()
418     IB.connectToSink(BB, InstsAfter, Op);  in mutate()
422 void InsertCFGStrategy::mutate(BasicBlock &BB, RandomIRBuilder &IB) {  in mutate()  argument
430   uint64_t IP = uniform<uint64_t>(IB.Rand, 0, Insts.size() - 1);  in mutate()
443   if (uniform<uint64_t>(IB.Rand, 0, 1)) {  in mutate()
448         IB.findOrCreateSource(*Source, InstsBeforeSplit, {},  in mutate()
454     connectBlocksToSink({IfTrue, IfFalse}, Sink, IB);  in mutate()
459         makeSampler(IB.Rand, make_filter_range(IB.KnownTypes, [](Type *Ty) {  in mutate()
471     Value *Cond = IB.findOrCreateSource(*Source, InstsBeforeSplit, {},  in mutate()
474     uint64_t NumCases = uniform<uint64_t>(IB.Rand, 1, MaxNumCases);  in mutate()
484       uint64_t CaseVal = getUniqueCaseValue(CasesTaken, MaxCaseVal, IB);  in mutate()
492     connectBlocksToSink(Blocks, Sink, IB);  in mutate()
500                                             RandomIRBuilder &IB) {  in connectBlocksToSink()  argument
501   uint64_t DirectSinkIdx = uniform<uint64_t>(IB.Rand, 0, Blocks.size() - 1);  in connectBlocksToSink()
507                                  IB.Rand, 0, CFGToSink::EndOfCFGToLink - 1));  in connectBlocksToSink()
517             IB.findOrCreateSource(*BB, {}, {}, fuzzerop::onlyType(RetTy));  in connectBlocksToSink()
528       uint64_t coin = uniform<uint64_t>(IB.Rand, 0, 1);  in connectBlocksToSink()
529       Value *Cond = IB.findOrCreateSource(  in connectBlocksToSink()
540 void InsertPHIStrategy::mutate(BasicBlock &BB, RandomIRBuilder &IB) {  in mutate()  argument
544   Type *Ty = IB.randomType();  in mutate()
558       Src = IB.findOrCreateSource(*Pred, Insts, {}, fuzzerop::onlyType(Ty));  in mutate()
566   IB.connectToSink(BB, InstsAfter, PHI);  in mutate()
569 void SinkInstructionStrategy::mutate(Function &F, RandomIRBuilder &IB) {  in mutate()  argument
571     this->mutate(BB, IB);  in mutate()
574 void SinkInstructionStrategy::mutate(BasicBlock &BB, RandomIRBuilder &IB) {  in mutate()  argument
581   uint64_t Idx = uniform<uint64_t>(IB.Rand, 0, Insts.size() - 1);  in mutate()
589     IB.connectToSink(BB, InstsAfter, Inst);  in mutate()
592 void ShuffleBlockStrategy::mutate(BasicBlock &BB, RandomIRBuilder &IB) {  in mutate()  argument
639     auto RS = makeSampler<size_t>(IB.Rand);  in mutate()