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// Copyright (c) 2019 Google LLC
//
// 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_SET_FUNCTION_CONTROL_H_
#define SOURCE_FUZZ_TRANSFORMATION_SET_FUNCTION_CONTROL_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 TransformationSetFunctionControl : public Transformation {
public:
explicit TransformationSetFunctionControl(
protobufs::TransformationSetFunctionControl message);
TransformationSetFunctionControl(uint32_t function_id,
uint32_t function_control);
// - |message_.function_id| must be the result id of an OpFunction
// instruction.
// - |message_.function_control| must be a function control mask that sets
// at most one of 'Inline' or 'DontInline', and that may not contain 'Pure'
// (respectively 'Const') unless the existing function control mask contains
// 'Pure' (respectively 'Const').
bool IsApplicable(
opt::IRContext* ir_context,
const TransformationContext& transformation_context) const override;
// The function control operand of instruction |message_.function_id| is
// over-written with |message_.function_control|.
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:
opt::Instruction* FindFunctionDefInstruction(
opt::IRContext* ir_context) const;
protobufs::TransformationSetFunctionControl message_;
};
} // namespace fuzz
} // namespace spvtools
#endif // SOURCE_FUZZ_TRANSFORMATION_SET_FUNCTION_CONTROL_H_
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