mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-25 13:00:04 +00:00
bed84792f9
Adapts all transformation classes so that their protobuf message is passed by value and then moved into the message_ field.
60 lines
2.1 KiB
C++
60 lines
2.1 KiB
C++
// Copyright (c) 2020 André Perez Maselco
|
|
//
|
|
// 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_ADJUST_BRANCH_WEIGHTS_H_
|
|
#define SOURCE_FUZZ_TRANSFORMATION_ADJUST_BRANCH_WEIGHTS_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 TransformationAdjustBranchWeights : public Transformation {
|
|
public:
|
|
explicit TransformationAdjustBranchWeights(
|
|
protobufs::TransformationAdjustBranchWeights message);
|
|
|
|
TransformationAdjustBranchWeights(
|
|
const protobufs::InstructionDescriptor& instruction_descriptor,
|
|
const std::pair<uint32_t, uint32_t>& branch_weights);
|
|
|
|
// - |message_.instruction_descriptor| must identify an existing
|
|
// branch conditional instruction
|
|
// - At least one of |branch_weights| must be non-zero and
|
|
// the two weights must not overflow a 32-bit unsigned integer when added
|
|
// together
|
|
bool IsApplicable(
|
|
opt::IRContext* ir_context,
|
|
const TransformationContext& transformation_context) const override;
|
|
|
|
// Adjust the branch weights of a branch conditional instruction.
|
|
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::TransformationAdjustBranchWeights message_;
|
|
};
|
|
|
|
} // namespace fuzz
|
|
} // namespace spvtools
|
|
|
|
#endif // SOURCE_FUZZ_TRANSFORMATION_ADJUST_BRANCH_WEIGHTS_H_
|