1 //===-- Operations.h - ----------------------------------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 // Implementations of common fuzzer operation descriptors for building an IR
10 // mutator.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_FUZZMUTATE_OPERATIONS_H
15 #define LLVM_FUZZMUTATE_OPERATIONS_H
16 
17 #include "llvm/FuzzMutate/OpDescriptor.h"
18 #include "llvm/IR/InstrTypes.h"
19 #include "llvm/IR/Instruction.h"
20 
21 namespace llvm {
22 
23 /// Getters for the default sets of operations, per general category.
24 /// @{
25 void describeFuzzerIntOps(std::vector<fuzzerop::OpDescriptor> &Ops);
26 void describeFuzzerFloatOps(std::vector<fuzzerop::OpDescriptor> &Ops);
27 void describeFuzzerControlFlowOps(std::vector<fuzzerop::OpDescriptor> &Ops);
28 void describeFuzzerPointerOps(std::vector<fuzzerop::OpDescriptor> &Ops);
29 void describeFuzzerAggregateOps(std::vector<fuzzerop::OpDescriptor> &Ops);
30 void describeFuzzerVectorOps(std::vector<fuzzerop::OpDescriptor> &Ops);
31 /// @}
32 
33 namespace fuzzerop {
34 
35 /// Descriptors for individual operations.
36 /// @{
37 OpDescriptor binOpDescriptor(unsigned Weight, Instruction::BinaryOps Op);
38 OpDescriptor cmpOpDescriptor(unsigned Weight, Instruction::OtherOps CmpOp,
39                              CmpInst::Predicate Pred);
40 OpDescriptor splitBlockDescriptor(unsigned Weight);
41 OpDescriptor gepDescriptor(unsigned Weight);
42 OpDescriptor extractValueDescriptor(unsigned Weight);
43 OpDescriptor insertValueDescriptor(unsigned Weight);
44 OpDescriptor extractElementDescriptor(unsigned Weight);
45 OpDescriptor insertElementDescriptor(unsigned Weight);
46 OpDescriptor shuffleVectorDescriptor(unsigned Weight);
47 /// @}
48 
49 } // end fuzzerop namespace
50 
51 } // end llvm namespace
52 
53 #endif // LLVM_FUZZMUTATE_OPERATIONS_H
54