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https://github.com/KhronosGroup/SPIRV-Tools
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57 lines
2.1 KiB
C
57 lines
2.1 KiB
C
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// 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_PHI_OPERANDS_H_
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#define SOURCE_FUZZ_TRANSFORMATION_PERMUTE_PHI_OPERANDS_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 TransformationPermutePhiOperands : public Transformation {
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public:
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explicit TransformationPermutePhiOperands(
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const protobufs::TransformationPermutePhiOperands& message);
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TransformationPermutePhiOperands(uint32_t result_id,
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const std::vector<uint32_t>& permutation);
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// - |result_id| must be a valid id of some OpPhi instruction in the module.
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// - |permutation| must contain elements in the range [0, n/2 - 1] where |n|
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// is a number of operands to the instruction with |result_id|. All elements
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// must be unique (i.e. |permutation.size() == n / 2|).
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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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// Permutes operands of the OpPhi instruction with |result_id| according to
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// the elements in |permutation|.
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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::TransformationPermutePhiOperands 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_PHI_OPERANDS_H_
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