LLVM  14.0.0git
Classes | Functions
llvm::fuzzerop Namespace Reference

Classes

struct  OpDescriptor
 A description of some operation we can build while fuzzing IR. More...
 
class  SourcePred
 A matcher/generator for finding suitable values for the next source in an operation's partially completed argument list. More...
 

Functions

static SourcePred onlyType (Type *Only)
 
static SourcePred anyType ()
 
static SourcePred anyIntType ()
 
static SourcePred anyFloatType ()
 
static SourcePred anyPtrType ()
 
static SourcePred sizedPtrType ()
 
static SourcePred anyAggregateType ()
 
static SourcePred anyVectorType ()
 
static SourcePred matchFirstType ()
 Match values that have the same type as the first source. More...
 
static SourcePred matchScalarOfFirstType ()
 Match values that have the first source's scalar type. More...
 

Function Documentation

◆ anyAggregateType()

static SourcePred llvm::fuzzerop::anyAggregateType ( )
inlinestatic

Definition at line 164 of file OpDescriptor.h.

References Find(), and llvm::None.

Referenced by extractValueDescriptor(), and insertValueDescriptor().

◆ anyFloatType()

static SourcePred llvm::fuzzerop::anyFloatType ( )
inlinestatic

Definition at line 121 of file OpDescriptor.h.

References llvm::None.

Referenced by binOpDescriptor(), and cmpOpDescriptor().

◆ anyIntType()

static SourcePred llvm::fuzzerop::anyIntType ( )
inlinestatic

◆ anyPtrType()

static SourcePred llvm::fuzzerop::anyPtrType ( )
inlinestatic

Definition at line 129 of file OpDescriptor.h.

References llvm::UndefValue::get(), llvm::PointerType::getUnqual(), and T.

◆ anyType()

static SourcePred llvm::fuzzerop::anyType ( )
inlinestatic

Definition at line 105 of file OpDescriptor.h.

References llvm::None.

Referenced by llvm::RandomIRBuilder::findOrCreateSource().

◆ anyVectorType()

static SourcePred llvm::fuzzerop::anyVectorType ( )
inlinestatic

◆ binOpDescriptor()

OpDescriptor llvm::fuzzerop::binOpDescriptor ( unsigned  Weight,
Instruction::BinaryOps  Op 
)

Descriptors for individual operations.

Definition at line 91 of file Operations.cpp.

References llvm::MCID::Add, anyFloatType(), anyIntType(), llvm::BinaryOperator::Create(), llvm_unreachable, and matchFirstType().

Referenced by llvm::describeFuzzerFloatOps(), and llvm::describeFuzzerIntOps().

◆ cmpOpDescriptor()

OpDescriptor llvm::fuzzerop::cmpOpDescriptor ( unsigned  Weight,
Instruction::OtherOps  CmpOp,
CmpInst::Predicate  Pred 
)

◆ extractElementDescriptor()

OpDescriptor llvm::fuzzerop::extractElementDescriptor ( unsigned  Weight)

◆ extractValueDescriptor()

OpDescriptor llvm::fuzzerop::extractValueDescriptor ( unsigned  Weight)

◆ gepDescriptor()

OpDescriptor llvm::fuzzerop::gepDescriptor ( unsigned  Weight)

◆ insertElementDescriptor()

OpDescriptor llvm::fuzzerop::insertElementDescriptor ( unsigned  Weight)

◆ insertValueDescriptor()

OpDescriptor llvm::fuzzerop::insertValueDescriptor ( unsigned  Weight)

◆ makeConstantsWithType() [1/2]

std::vector< Constant * > llvm::fuzzerop::makeConstantsWithType ( Type T)

Definition at line 33 of file OpDescriptor.cpp.

References makeConstantsWithType().

◆ makeConstantsWithType() [2/2]

void llvm::fuzzerop::makeConstantsWithType ( Type T,
std::vector< Constant * > &  Cs 
)

◆ matchFirstType()

static SourcePred llvm::fuzzerop::matchFirstType ( )
inlinestatic

Match values that have the same type as the first source.

Definition at line 194 of file OpDescriptor.h.

References assert(), llvm::ArrayRef< T >::empty(), llvm::Intrinsic::getType(), and makeConstantsWithType().

Referenced by binOpDescriptor(), cmpOpDescriptor(), llvm::RandomIRBuilder::newSink(), and shuffleVectorDescriptor().

◆ matchScalarOfFirstType()

static SourcePred llvm::fuzzerop::matchScalarOfFirstType ( )
inlinestatic

Match values that have the first source's scalar type.

Definition at line 207 of file OpDescriptor.h.

References assert(), llvm::ArrayRef< T >::empty(), llvm::Intrinsic::getType(), and makeConstantsWithType().

Referenced by insertElementDescriptor().

◆ onlyType()

static SourcePred llvm::fuzzerop::onlyType ( Type Only)
inlinestatic

Definition at line 95 of file OpDescriptor.h.

References makeConstantsWithType().

Referenced by llvm::InstDeleterIRStrategy::mutate().

◆ shuffleVectorDescriptor()

OpDescriptor llvm::fuzzerop::shuffleVectorDescriptor ( unsigned  Weight)

◆ sizedPtrType()

static SourcePred llvm::fuzzerop::sizedPtrType ( )
inlinestatic

Definition at line 143 of file OpDescriptor.h.

References llvm::UndefValue::get(), llvm::PointerType::getUnqual(), and T.

Referenced by gepDescriptor().

◆ splitBlockDescriptor()

OpDescriptor llvm::fuzzerop::splitBlockDescriptor ( unsigned  Weight)