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https://github.com/KhronosGroup/SPIRV-Tools
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64 lines
2.5 KiB
C++
64 lines
2.5 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_PERMUTE_FUNCTION_PARAMETERS_H_
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#define SOURCE_FUZZ_TRANSFORMATION_PERMUTE_FUNCTION_PARAMETERS_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 TransformationPermuteFunctionParameters : public Transformation {
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public:
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explicit TransformationPermuteFunctionParameters(
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const protobufs::TransformationPermuteFunctionParameters& message);
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TransformationPermuteFunctionParameters(
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uint32_t function_id, uint32_t function_type_fresh_id,
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const std::vector<uint32_t>& permutation);
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// - |function_id| is a valid non-entry-point OpFunction instruction
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// - |function_type_fresh_id| is a fresh id.
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// New type is valid if:
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// - it has the same number of operands as the old one
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// - function's result type is the same as the old one
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// - function's arguments are permuted according to |permutation| vector
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// - |permutation| is a set of [0..(n - 1)], where n is a number of arguments
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// to the function
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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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// - OpFunction instruction with |result_id == function_id| is changed.
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// Its arguments are permuted according to the |permutation| vector
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// - Adjusts function's type to accommodate for permuted parameters.
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// - Calls to the function are adjusted accordingly
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void Apply(opt::IRContext* ir_context,
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TransformationContext* transformation_context) const override;
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protobufs::Transformation ToMessage() const override;
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private:
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protobufs::TransformationPermuteFunctionParameters 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_PERMUTE_FUNCTION_PARAMETERS_H_
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