mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-26 13:20:05 +00:00
6cdf07d2b3
Adds a new transformation class that swaps the syntactic position of two functions in the module, and a fuzzer pass to apply it. Fixes #4026.
57 lines
2.0 KiB
C++
57 lines
2.0 KiB
C++
// Copyright (c) 2021 Shiyu Liu
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
#ifndef SOURCE_FUZZ_TRANSFORMATION_SWAP_TWO_FUNCTIONS_H_
|
|
#define SOURCE_FUZZ_TRANSFORMATION_SWAP_TWO_FUNCTIONS_H_
|
|
|
|
#include "source/fuzz/protobufs/spirvfuzz_protobufs.h"
|
|
#include "source/fuzz/transformation.h"
|
|
#include "source/fuzz/transformation_context.h"
|
|
#include "source/opt/ir_context.h"
|
|
|
|
namespace spvtools {
|
|
namespace fuzz {
|
|
|
|
class TransformationSwapTwoFunctions : public Transformation {
|
|
public:
|
|
explicit TransformationSwapTwoFunctions(
|
|
protobufs::TransformationSwapTwoFunctions message);
|
|
|
|
TransformationSwapTwoFunctions(uint32_t function_id1, uint32_t function_id2);
|
|
|
|
// |function_id1| and |function_id1| should all be existing ids.
|
|
// Swap function operation is only permitted if:
|
|
// - both ids must be ids of functions.
|
|
// - both ids can be found in the module.
|
|
// - function_id1 and function_id2 are not the same.
|
|
bool IsApplicable(
|
|
opt::IRContext* ir_context,
|
|
const TransformationContext& transformation_context) const override;
|
|
|
|
// OpFunction with |function_id1| and |function_id1| are swapped.
|
|
void Apply(opt::IRContext* ir_context,
|
|
TransformationContext* transformation_context) const override;
|
|
|
|
std::unordered_set<uint32_t> GetFreshIds() const override;
|
|
protobufs::Transformation ToMessage() const override;
|
|
|
|
private:
|
|
protobufs::TransformationSwapTwoFunctions message_;
|
|
};
|
|
|
|
} // namespace fuzz
|
|
} // namespace spvtools
|
|
|
|
#endif // SOURCE_FUZZ_TRANSFORMATION_SWAP_TWO_FUNCTIONS_H_
|