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https://github.com/KhronosGroup/SPIRV-Tools
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bed84792f9
Adapts all transformation classes so that their protobuf message is passed by value and then moved into the message_ field.
76 lines
3.0 KiB
C++
76 lines
3.0 KiB
C++
// Copyright (c) 2020 Vasyl Teliman
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SOURCE_FUZZ_TRANSFORMATION_ADD_PARAMETER_H_
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#define SOURCE_FUZZ_TRANSFORMATION_ADD_PARAMETER_H_
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#include "source/fuzz/protobufs/spirvfuzz_protobufs.h"
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#include "source/fuzz/transformation.h"
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#include "source/fuzz/transformation_context.h"
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#include "source/opt/ir_context.h"
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namespace spvtools {
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namespace fuzz {
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class TransformationAddParameter : public Transformation {
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public:
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explicit TransformationAddParameter(
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protobufs::TransformationAddParameter message);
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TransformationAddParameter(uint32_t function_id, uint32_t parameter_fresh_id,
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uint32_t parameter_type_id,
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std::map<uint32_t, uint32_t> call_parameter_ids,
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uint32_t function_type_fresh_id);
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// - |function_id| must be a valid result id of some non-entry-point function
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// in the module.
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// - |parameter_type_id| is a type id of the new parameter. The type must be
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// supported by this transformation as specified by IsParameterTypeSupported
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// function.
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// - |call_parameter_id| must map from every id of an OpFunctionCall
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// instruction of this function to the id that will be passed as the new
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// parameter at that call site. There could be no callers, therefore this
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// map can be empty.
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// - |parameter_fresh_id| and |function_type_fresh_id| are fresh ids and are
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// not equal.
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bool IsApplicable(
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opt::IRContext* ir_context,
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const TransformationContext& transformation_context) const override;
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// - Creates a new OpFunctionParameter instruction with result id
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// |parameter_fresh_id| for the function with |function_id|.
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// - Adjusts function's type to include a new parameter.
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// - Adds an argument to every caller of the function to account for the added
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// parameter. The argument is the value in |call_parameter_id| map.
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void Apply(opt::IRContext* ir_context,
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TransformationContext* transformation_context) const override;
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std::unordered_set<uint32_t> GetFreshIds() const override;
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protobufs::Transformation ToMessage() const override;
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// Returns true if the type of the parameter is supported by this
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// transformation.
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static bool IsParameterTypeSupported(opt::IRContext* ir_context,
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uint32_t type_id);
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private:
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protobufs::TransformationAddParameter message_;
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};
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} // namespace fuzz
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} // namespace spvtools
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#endif // SOURCE_FUZZ_TRANSFORMATION_ADD_PARAMETER_H_
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