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https://github.com/KhronosGroup/SPIRV-Tools
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68 lines
2.7 KiB
C++
68 lines
2.7 KiB
C++
// Copyright (c) 2019 Google LLC
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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_GLOBAL_VARIABLE_H_
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#define SOURCE_FUZZ_TRANSFORMATION_ADD_GLOBAL_VARIABLE_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 TransformationAddGlobalVariable : public Transformation {
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public:
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explicit TransformationAddGlobalVariable(
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const protobufs::TransformationAddGlobalVariable& message);
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TransformationAddGlobalVariable(uint32_t fresh_id, uint32_t type_id,
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SpvStorageClass storage_class,
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uint32_t initializer_id,
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bool value_is_irrelevant);
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// - |message_.fresh_id| must be fresh
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// - |message_.type_id| must be the id of a pointer type with the same storage
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// class as |message_.storage_class|
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// - |message_.storage_class| must be Private or Workgroup
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// - |message_.initializer_id| must be 0 if |message_.storage_class| is
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// Workgroup, and otherwise may either be 0 or the id of a constant whose
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// type is the pointee type of |message_.type_id|
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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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// Adds a global variable with storage class |message_.storage_class| to the
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// module, with type |message_.type_id| and either no initializer or
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// |message_.initializer_id| as an initializer, depending on whether
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// |message_.initializer_id| is 0. The global variable has result id
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// |message_.fresh_id|.
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//
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// If |message_.value_is_irrelevant| holds, adds a corresponding fact to the
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// fact manager in |transformation_context|.
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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::TransformationAddGlobalVariable 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_GLOBAL_VARIABLE_H_
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